Adding simple memory usage test

* improving unique key fix

* also bump timestamp along 1 sec

.github/dependabot.yml

@@ -4,6 +4,10 @@ updates:
     directory: /
     schedule:
       interval: "weekly"
+    "caronc/apprise":
+      versioning-strategy: "increase"
+      schedule:
+        interval: "daily"
     groups:
       all:
         patterns:

.github/test/Dockerfile-alpine

@@ -12,8 +12,10 @@ RUN \
     cargo \
     g++ \
     gcc \
+    jpeg-dev \
     libc-dev \
     libffi-dev \
+    libjpeg \
     libxslt-dev \
     make \
     openssl-dev \

.github/workflows/containers.yml

@@ -88,7 +88,7 @@ jobs:
       - name: Build and push :dev
         id: docker_build
         if: ${{ github.ref }} == "refs/heads/master"
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           context: ./
           file: ./Dockerfile
@@ -106,7 +106,7 @@ jobs:
       - name: Build and push :tag
         id: docker_build_tag_release
         if: github.event_name == 'release' && startsWith(github.event.release.tag_name, '0.')
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           context: ./
           file: ./Dockerfile

.github/workflows/pypi-release.yml

@@ -11,7 +11,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
-        python-version: "3.x"
+        python-version: "3.11"
     - name: Install pypa/build
       run: >-
         python3 -m
@@ -38,14 +38,19 @@ jobs:
       with:
         name: python-package-distributions
         path: dist/
+    - name: Set up Python 3.11
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.11'
     - name: Test that the basic pip built package runs without error
       run: |
-        set -e
+        set -ex
+        sudo pip3 install --upgrade pip 
         pip3 install dist/changedetection.io*.whl
         changedetection.io -d /tmp -p 10000 &
         sleep 3
-        curl http://127.0.0.1:10000/static/styles/pure-min.css >/dev/null
+        curl --retry-connrefused --retry 6 http://127.0.0.1:10000/static/styles/pure-min.css >/dev/null
-        curl http://127.0.0.1:10000/ >/dev/null
+        curl --retry-connrefused --retry 6 http://127.0.0.1:10000/ >/dev/null
         killall changedetection.io
 
 

.github/workflows/test-container-build.yml

@@ -11,12 +11,14 @@ on:
       - requirements.txt
       - Dockerfile
       - .github/workflows/*
+      - .github/test/Dockerfile*
 
   pull_request:
     paths:
       - requirements.txt
       - Dockerfile
       - .github/workflows/*
+      - .github/test/Dockerfile*
 
   # Changes to requirements.txt packages and Dockerfile may or may not always be compatible with arm etc, so worth testing
   # @todo: some kind of path filter for requirements.txt and Dockerfile
@@ -49,7 +51,7 @@ jobs:
         # Check we can still build under alpine/musl
         - name: Test that the docker containers can build (musl via alpine check)
           id: docker_build_musl
-          uses: docker/build-push-action@v5
+          uses: docker/build-push-action@v6
           with:
             context: ./
             file: ./.github/test/Dockerfile-alpine
@@ -57,7 +59,7 @@ jobs:
 
         - name: Test that the docker containers can build
           id: docker_build
-          uses: docker/build-push-action@v5
+          uses: docker/build-push-action@v6
           # https://github.com/docker/build-push-action#customizing
           with:
             context: ./

.github/workflows/test-only.yml

@@ -4,17 +4,10 @@ name: ChangeDetection.io App Test
 on: [push, pull_request]
 
 jobs:
-  test-application:
+  lint-code:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-
-      # Mainly just for link/flake8
-      - name: Set up Python 3.11
-        uses: actions/setup-python@v5
-        with:
-          python-version: '3.11'
-
       - name: Lint with flake8
         run: |
           pip3 install flake8
@@ -23,149 +16,24 @@ jobs:
           # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
           flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
 
-      - name: Spin up ancillary testable services
+  test-application-3-10:
-        run: |
+    needs: lint-code
+    uses: ./.github/workflows/test-stack-reusable-workflow.yml
+    with:
+      python-version: '3.10'
 
-          docker network create changedet-network
 
-          # Selenium+browserless
+  test-application-3-11:
-          docker run --network changedet-network -d --hostname selenium  -p 4444:4444 --rm --shm-size="2g"  selenium/standalone-chrome:4
+    needs: lint-code
-          docker run --network changedet-network -d --name browserless --hostname browserless -e "FUNCTION_BUILT_INS=[\"fs\",\"crypto\"]" -e "DEFAULT_LAUNCH_ARGS=[\"--window-size=1920,1080\"]" --rm  -p 3000:3000  --shm-size="2g"  browserless/chrome:1.60-chrome-stable
+    uses: ./.github/workflows/test-stack-reusable-workflow.yml
+    with:
+      python-version: '3.11'
+      skip-pypuppeteer: true
 
-          # For accessing custom browser tests
+  test-application-3-12:
-          docker run --network changedet-network -d --name browserless-custom-url --hostname browserless-custom-url -e "FUNCTION_BUILT_INS=[\"fs\",\"crypto\"]" -e "DEFAULT_LAUNCH_ARGS=[\"--window-size=1920,1080\"]" --rm --shm-size="2g"  browserless/chrome:1.60-chrome-stable
+    needs: lint-code
+    uses: ./.github/workflows/test-stack-reusable-workflow.yml
+    with:
+      python-version: '3.12'
+      skip-pypuppeteer: true
 
-      - name: Build changedetection.io container for testing
-        run: |         
-          # Build a changedetection.io container and start testing inside
-          docker build --build-arg LOGGER_LEVEL=TRACE -t test-changedetectionio .
-          # Debug info
-          docker run test-changedetectionio  bash -c 'pip list'
-
-      - name: Spin up ancillary SMTP+Echo message test server
-        run: |
-          # Debug SMTP server/echo message back server
-          docker run --network changedet-network -d -p 11025:11025 -p 11080:11080  --hostname mailserver test-changedetectionio  bash -c 'python changedetectionio/tests/smtp/smtp-test-server.py' 
-
-      - name: Test built container with pytest
-        run: |
-          # Unit tests
-          echo "run test with unittest"
-          docker run test-changedetectionio  bash -c 'python3 -m unittest changedetectionio.tests.unit.test_notification_diff'
-          docker run test-changedetectionio  bash -c 'python3 -m unittest changedetectionio.tests.unit.test_watch_model'
-          
-          # All tests
-          echo "run test with pytest"
-          # The default pytest logger_level is TRACE
-          # To change logger_level for pytest(test/conftest.py),
-          # append the docker option. e.g. '-e LOGGER_LEVEL=DEBUG'
-          docker run --network changedet-network  test-changedetectionio  bash -c 'cd changedetectionio && ./run_basic_tests.sh'
-
-      - name: Test built container selenium+browserless/playwright
-        run: |
-          
-          # Selenium fetch
-          docker run --rm -e "WEBDRIVER_URL=http://selenium:4444/wd/hub" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest tests/fetchers/test_content.py && pytest tests/test_errorhandling.py'
-          
-          # Playwright/Browserless fetch
-          docker run --rm -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest tests/fetchers/test_content.py && pytest tests/test_errorhandling.py && pytest tests/visualselector/test_fetch_data.py'
-          
-          # Settings headers playwright tests - Call back in from Browserless, check headers
-          docker run --name "changedet" --hostname changedet --rm -e "FLASK_SERVER_NAME=changedet" -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000?dumpio=true" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio; pytest --live-server-host=0.0.0.0  --live-server-port=5004 tests/test_request.py'
-          docker run --name "changedet" --hostname changedet --rm -e "FLASK_SERVER_NAME=changedet" -e "WEBDRIVER_URL=http://selenium:4444/wd/hub" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio; pytest --live-server-host=0.0.0.0  --live-server-port=5004 tests/test_request.py'
-          docker run --name "changedet" --hostname changedet --rm -e "FLASK_SERVER_NAME=changedet" -e "USE_EXPERIMENTAL_PUPPETEER_FETCH=yes" -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000?dumpio=true" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio; pytest --live-server-host=0.0.0.0  --live-server-port=5004 tests/test_request.py'          
-          
-          # restock detection via playwright - added name=changedet here so that playwright/browserless can connect to it
-          docker run --rm --name "changedet" -e "FLASK_SERVER_NAME=changedet" -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-port=5004 --live-server-host=0.0.0.0 tests/restock/test_restock.py'
-
-      - name: Test SMTP notification mime types
-        run: |
-          # SMTP content types - needs the 'Debug SMTP server/echo message back server' container from above
-          docker run --rm  --network changedet-network test-changedetectionio bash -c 'cd changedetectionio;pytest tests/smtp/test_notification_smtp.py'
-
-      - name: Test with puppeteer fetcher and disk cache
-        run: |
-          docker run --rm -e "PUPPETEER_DISK_CACHE=/tmp/data/" -e "USE_EXPERIMENTAL_PUPPETEER_FETCH=yes" -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest tests/fetchers/test_content.py && pytest tests/test_errorhandling.py && pytest tests/visualselector/test_fetch_data.py'
-          # Browserless would have had -e "FUNCTION_BUILT_INS=[\"fs\",\"crypto\"]" added above
-
-      - name: Test proxy interaction
-        run: |
-          cd changedetectionio
-          ./run_proxy_tests.sh
-          # And again with PLAYWRIGHT_DRIVER_URL=..
-          cd ..
-
-      - name: Test custom browser URL
-        run: |
-          cd changedetectionio
-          ./run_custom_browser_url_tests.sh
-          cd ..
-
-      - name: Test changedetection.io container starts+runs basically without error
-        run: |
-          docker run --name test-changedetectionio -p 5556:5000  -d test-changedetectionio
-          sleep 3
-          # Should return 0 (no error) when grep finds it
-          curl -s http://localhost:5556 |grep -q checkbox-uuid
-          
-          # and IPv6
-          curl -s -g -6 "http://[::1]:5556"|grep -q checkbox-uuid
-
-          # Check whether TRACE log is enabled.
-          # Also, check whether TRACE is came from STDERR
-          docker logs test-changedetectionio 2>&1 1>/dev/null | grep 'TRACE log is enabled' || exit 1
-          # Check whether DEBUG is came from STDOUT
-          docker logs test-changedetectionio 2>/dev/null | grep 'DEBUG' || exit 1
-
-          docker kill test-changedetectionio
-
-      - name: Test changedetection.io SIGTERM and SIGINT signal shutdown
-        run: |
-          
-          echo SIGINT Shutdown request test
-          docker run --name sig-test -d test-changedetectionio
-          sleep 3
-          echo ">>> Sending SIGINT to sig-test container"
-          docker kill --signal=SIGINT sig-test
-          sleep 3
-          # invert the check (it should be not 0/not running)
-          docker ps
-          # check signal catch(STDERR) log. Because of
-          # changedetectionio/__init__.py: logger.add(sys.stderr, level=logger_level)
-          docker logs sig-test 2>&1 | grep 'Shutdown: Got Signal - SIGINT' || exit 1
-          test -z "`docker ps|grep sig-test`"
-          if [ $? -ne 0 ]
-          then
-            echo "Looks like container was running when it shouldnt be"
-            docker ps
-            exit 1
-          fi
-          
-          # @todo - scan the container log to see the right "graceful shutdown" text exists 
-          docker rm sig-test
-          
-          echo SIGTERM Shutdown request test
-          docker run --name sig-test -d test-changedetectionio
-          sleep 3
-          echo ">>> Sending SIGTERM to sig-test container"
-          docker kill --signal=SIGTERM sig-test
-          sleep 3
-          # invert the check (it should be not 0/not running)
-          docker ps
-          # check signal catch(STDERR) log. Because of
-          # changedetectionio/__init__.py: logger.add(sys.stderr, level=logger_level)
-          docker logs sig-test 2>&1 | grep 'Shutdown: Got Signal - SIGTERM' || exit 1
-          test -z "`docker ps|grep sig-test`"
-          if [ $? -ne 0 ]
-          then
-            echo "Looks like container was running when it shouldnt be"
-            docker ps
-            exit 1
-          fi
-          
-          # @todo - scan the container log to see the right "graceful shutdown" text exists           
-          docker rm sig-test
-
-#export WEBDRIVER_URL=http://localhost:4444/wd/hub
-#pytest tests/fetchers/test_content.py
-#pytest tests/test_errorhandling.py

.github/workflows/test-stack-reusable-workflow.yml

@@ -0,0 +1,239 @@
+name: ChangeDetection.io App Test
+
+on:
+  workflow_call:
+    inputs:
+      python-version:
+        description: 'Python version to use'
+        required: true
+        type: string
+        default: '3.10'
+      skip-pypuppeteer:
+        description: 'Skip PyPuppeteer (not supported in 3.11/3.12)'
+        required: false
+        type: boolean
+        default: false
+
+jobs:
+  test-application:
+    runs-on: ubuntu-latest
+    env:
+      PYTHON_VERSION: ${{ inputs.python-version }}
+    steps:
+      - uses: actions/checkout@v4
+
+      # Mainly just for link/flake8
+      - name: Set up Python ${{ env.PYTHON_VERSION }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
+      - name: Build changedetection.io container for testing under Python ${{ env.PYTHON_VERSION }}
+        run: |
+          echo "---- Building for Python ${{ env.PYTHON_VERSION }} -----"
+          # Build a changedetection.io container and start testing inside
+          docker build --build-arg PYTHON_VERSION=${{ env.PYTHON_VERSION }} --build-arg LOGGER_LEVEL=TRACE -t test-changedetectionio .
+          # Debug info
+          docker run test-changedetectionio  bash -c 'pip list'         
+
+      - name: We should be Python ${{ env.PYTHON_VERSION }} ...
+        run: |         
+          docker run test-changedetectionio  bash -c 'python3 --version'
+
+      - name: Spin up ancillary testable services
+        run: |
+          
+          docker network create changedet-network
+          
+          # Selenium
+          docker run --network changedet-network -d --hostname selenium  -p 4444:4444 --rm --shm-size="2g"  selenium/standalone-chrome:4
+          
+          # SocketPuppetBrowser + Extra for custom browser test
+          docker run --network changedet-network -d -e "LOG_LEVEL=TRACE" --cap-add=SYS_ADMIN --name sockpuppetbrowser --hostname sockpuppetbrowser --rm -p 3000:3000 dgtlmoon/sockpuppetbrowser:latest                    
+          docker run --network changedet-network -d -e "LOG_LEVEL=TRACE" --cap-add=SYS_ADMIN --name sockpuppetbrowser-custom-url --hostname sockpuppetbrowser-custom-url  -p 3001:3000 --rm dgtlmoon/sockpuppetbrowser:latest
+
+      - name: Spin up ancillary SMTP+Echo message test server
+        run: |
+          # Debug SMTP server/echo message back server
+          docker run --network changedet-network -d -p 11025:11025 -p 11080:11080  --hostname mailserver test-changedetectionio  bash -c 'pip3 install aiosmtpd && python changedetectionio/tests/smtp/smtp-test-server.py'
+          docker ps
+
+      - name: Show docker container state and other debug info
+        run: |
+          set -x
+          echo "Running processes in docker..."
+          docker ps
+
+      - name: Test built container with Pytest (generally as requests/plaintext fetching)
+        run: |
+          # Unit tests
+          echo "run test with unittest"
+          docker run test-changedetectionio  bash -c 'python3 -m unittest changedetectionio.tests.unit.test_notification_diff'
+          docker run test-changedetectionio  bash -c 'python3 -m unittest changedetectionio.tests.unit.test_watch_model'
+          docker run test-changedetectionio  bash -c 'python3 -m unittest changedetectionio.tests.unit.test_jinja2_security'
+          
+          # All tests
+          echo "run test with pytest"
+          # The default pytest logger_level is TRACE
+          # To change logger_level for pytest(test/conftest.py),
+          # append the docker option. e.g. '-e LOGGER_LEVEL=DEBUG'
+          docker run --name test-cdio-basic-tests --network changedet-network  test-changedetectionio  bash -c 'cd changedetectionio && ./run_basic_tests.sh'
+
+# PLAYWRIGHT/NODE-> CDP
+      - name: Playwright and SocketPuppetBrowser - Specific tests in built container
+        run: |
+          # Playwright via Sockpuppetbrowser fetch
+          # tests/visualselector/test_fetch_data.py will do browser steps  
+          docker run --rm -e "FLASK_SERVER_NAME=cdio" -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network --hostname=cdio test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-host=0.0.0.0 --live-server-port=5004 tests/fetchers/test_content.py'
+          docker run --rm -e "FLASK_SERVER_NAME=cdio" -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network --hostname=cdio test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-host=0.0.0.0 --live-server-port=5004 tests/test_errorhandling.py'
+          docker run --rm -e "FLASK_SERVER_NAME=cdio" -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network --hostname=cdio test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-host=0.0.0.0 --live-server-port=5004 tests/visualselector/test_fetch_data.py'
+          docker run --rm -e "FLASK_SERVER_NAME=cdio" -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network --hostname=cdio test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-host=0.0.0.0 --live-server-port=5004 tests/fetchers/test_custom_js_before_content.py'
+
+
+      - name: Playwright and SocketPuppetBrowser - Headers and requests
+        run: |       
+          # Settings headers playwright tests - Call back in from Sockpuppetbrowser, check headers
+          docker run --name "changedet" --hostname changedet --rm -e "FLASK_SERVER_NAME=changedet" -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000?dumpio=true" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio; pytest --live-server-host=0.0.0.0  --live-server-port=5004 tests/test_request.py'
+
+      - name: Playwright and SocketPuppetBrowser - Restock detection
+        run: |                            
+          # restock detection via playwright - added name=changedet here so that playwright and sockpuppetbrowser can connect to it
+          docker run --rm --name "changedet" -e "FLASK_SERVER_NAME=changedet" -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-port=5004 --live-server-host=0.0.0.0 tests/restock/test_restock.py'
+
+# STRAIGHT TO CDP
+      - name: Pyppeteer and SocketPuppetBrowser - Specific tests in built container
+        if: ${{ inputs.skip-pypuppeteer == false }}
+        run: |
+          # Playwright via Sockpuppetbrowser fetch 
+          docker run --rm -e "FLASK_SERVER_NAME=cdio" -e "FAST_PUPPETEER_CHROME_FETCHER=True" -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network --hostname=cdio test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-host=0.0.0.0 --live-server-port=5004 tests/fetchers/test_content.py'
+          docker run --rm -e "FLASK_SERVER_NAME=cdio" -e "FAST_PUPPETEER_CHROME_FETCHER=True" -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network --hostname=cdio test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-host=0.0.0.0 --live-server-port=5004 tests/test_errorhandling.py'
+          docker run --rm -e "FLASK_SERVER_NAME=cdio" -e "FAST_PUPPETEER_CHROME_FETCHER=True" -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network --hostname=cdio test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-host=0.0.0.0 --live-server-port=5004 tests/visualselector/test_fetch_data.py'
+          docker run --rm -e "FLASK_SERVER_NAME=cdio" -e "FAST_PUPPETEER_CHROME_FETCHER=True" -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network --hostname=cdio test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-host=0.0.0.0 --live-server-port=5004 tests/fetchers/test_custom_js_before_content.py'
+
+      - name: Pyppeteer and SocketPuppetBrowser - Headers and requests checks
+        if: ${{ inputs.skip-pypuppeteer == false }}
+        run: |
+          # Settings headers playwright tests - Call back in from Sockpuppetbrowser, check headers
+          docker run --name "changedet" --hostname changedet --rm  -e "FAST_PUPPETEER_CHROME_FETCHER=True" -e "FLASK_SERVER_NAME=changedet" -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000?dumpio=true" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio; pytest --live-server-host=0.0.0.0  --live-server-port=5004 tests/test_request.py'
+
+      - name: Pyppeteer and SocketPuppetBrowser - Restock detection
+        if: ${{ inputs.skip-pypuppeteer == false }}
+        run: |                            
+          # restock detection via playwright - added name=changedet here so that playwright and sockpuppetbrowser can connect to it
+          docker run --rm --name "changedet" -e "FLASK_SERVER_NAME=changedet"  -e "FAST_PUPPETEER_CHROME_FETCHER=True"  -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-port=5004 --live-server-host=0.0.0.0 tests/restock/test_restock.py'
+
+# SELENIUM
+      - name: Specific tests in built container for Selenium
+        run: |
+          # Selenium fetch
+          docker run --rm -e "WEBDRIVER_URL=http://selenium:4444/wd/hub" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest tests/fetchers/test_content.py && pytest tests/test_errorhandling.py'
+
+      - name: Specific tests in built container for headers and requests checks with Selenium
+        run: |
+          docker run --name "changedet" --hostname changedet --rm -e "FLASK_SERVER_NAME=changedet" -e "WEBDRIVER_URL=http://selenium:4444/wd/hub" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio; pytest --live-server-host=0.0.0.0  --live-server-port=5004 tests/test_request.py'
+
+# OTHER STUFF
+      - name: Test SMTP notification mime types
+        run: |
+          # SMTP content types - needs the 'Debug SMTP server/echo message back server' container from above
+          # "mailserver" hostname defined above
+          docker run --rm --network changedet-network test-changedetectionio bash -c 'cd changedetectionio;pytest tests/smtp/test_notification_smtp.py'
+
+      # @todo Add a test via playwright/puppeteer
+      # squid with auth is tested in run_proxy_tests.sh -> tests/proxy_list/test_select_custom_proxy.py
+      - name: Test proxy squid style interaction
+        run: |
+          cd changedetectionio
+          ./run_proxy_tests.sh
+          cd ..
+
+      - name: Test proxy SOCKS5 style interaction
+        run: |
+          cd changedetectionio
+          ./run_socks_proxy_tests.sh
+          cd ..
+
+      - name: Test custom browser URL
+        run: |
+          cd changedetectionio
+          ./run_custom_browser_url_tests.sh
+          cd ..
+
+      - name: Test changedetection.io container starts+runs basically without error
+        run: |
+          docker run --name test-changedetectionio -p 5556:5000  -d test-changedetectionio
+          sleep 3
+          # Should return 0 (no error) when grep finds it
+          curl --retry-connrefused --retry 6  -s http://localhost:5556 |grep -q checkbox-uuid
+          
+          # and IPv6
+          curl --retry-connrefused --retry 6  -s -g -6 "http://[::1]:5556"|grep -q checkbox-uuid
+
+          # Check whether TRACE log is enabled.
+          # Also, check whether TRACE is came from STDERR
+          docker logs test-changedetectionio 2>&1 1>/dev/null | grep 'TRACE log is enabled' || exit 1
+          # Check whether DEBUG is came from STDOUT
+          docker logs test-changedetectionio 2>/dev/null | grep 'DEBUG' || exit 1
+
+          docker kill test-changedetectionio
+
+      - name: Test changedetection.io SIGTERM and SIGINT signal shutdown
+        run: |
+          
+          echo SIGINT Shutdown request test
+          docker run --name sig-test -d test-changedetectionio
+          sleep 3
+          echo ">>> Sending SIGINT to sig-test container"
+          docker kill --signal=SIGINT sig-test
+          sleep 3
+          # invert the check (it should be not 0/not running)
+          docker ps
+          # check signal catch(STDERR) log. Because of
+          # changedetectionio/__init__.py: logger.add(sys.stderr, level=logger_level)
+          docker logs sig-test 2>&1 | grep 'Shutdown: Got Signal - SIGINT' || exit 1
+          test -z "`docker ps|grep sig-test`"
+          if [ $? -ne 0 ]
+          then
+            echo "Looks like container was running when it shouldnt be"
+            docker ps
+            exit 1
+          fi
+          
+          # @todo - scan the container log to see the right "graceful shutdown" text exists 
+          docker rm sig-test
+          
+          echo SIGTERM Shutdown request test
+          docker run --name sig-test -d test-changedetectionio
+          sleep 3
+          echo ">>> Sending SIGTERM to sig-test container"
+          docker kill --signal=SIGTERM sig-test
+          sleep 3
+          # invert the check (it should be not 0/not running)
+          docker ps
+          # check signal catch(STDERR) log. Because of
+          # changedetectionio/__init__.py: logger.add(sys.stderr, level=logger_level)
+          docker logs sig-test 2>&1 | grep 'Shutdown: Got Signal - SIGTERM' || exit 1
+          test -z "`docker ps|grep sig-test`"
+          if [ $? -ne 0 ]
+          then
+            echo "Looks like container was running when it shouldnt be"
+            docker ps
+            exit 1
+          fi
+          
+          # @todo - scan the container log to see the right "graceful shutdown" text exists           
+          docker rm sig-test
+
+      - name: Dump container log
+        if: always()
+        run: |
+          mkdir output-logs
+          docker logs test-cdio-basic-tests > output-logs/test-cdio-basic-tests-stdout-${{ env.PYTHON_VERSION }}.txt
+          docker logs test-cdio-basic-tests 2> output-logs/test-cdio-basic-tests-stderr-${{ env.PYTHON_VERSION }}.txt
+
+      - name: Store container log
+        if: always()
+        uses: actions/upload-artifact@v4
+        with:
+          name: test-cdio-basic-tests-output-py${{ env.PYTHON_VERSION }}
+          path: output-logs

CONTRIBUTING.md

@@ -2,7 +2,7 @@ Contributing is always welcome!
 
 I am no professional flask developer, if you know a better way that something can be done, please let me know!
 
-Otherwise, it's always best to PR into the `dev` branch.
+Otherwise, it's always best to PR into the `master` branch.
 
 Please be sure that all new functionality has a matching test!
 

Dockerfile

@@ -1,5 +1,11 @@
 # pip dependencies install stage
-FROM python:3.11-slim-bookworm as builder
+
+# @NOTE! I would love to move to 3.11 but it breaks the async handler in changedetectionio/content_fetchers/puppeteer.py
+#        If you know how to fix it, please do! and test it for both 3.10 and 3.11
+
+ARG PYTHON_VERSION=3.11
+
+FROM python:${PYTHON_VERSION}-slim-bookworm AS builder
 
 # See `cryptography` pin comment in requirements.txt
 ARG CRYPTOGRAPHY_DONT_BUILD_RUST=1
@@ -20,16 +26,17 @@ WORKDIR /install
 
 COPY requirements.txt /requirements.txt
 
-RUN pip install --target=/dependencies -r /requirements.txt
+# --extra-index-url https://www.piwheels.org/simple  is for cryptography module to be prebuilt (or rustc etc needs to be installed)
+RUN pip install --extra-index-url https://www.piwheels.org/simple  --target=/dependencies -r /requirements.txt
 
 # Playwright is an alternative to Selenium
 # Excluded this package from requirements.txt to prevent arm/v6 and arm/v7 builds from failing
 # https://github.com/dgtlmoon/changedetection.io/pull/1067 also musl/alpine (not supported)
-RUN pip install --target=/dependencies playwright~=1.40 \
+RUN pip install --target=/dependencies playwright~=1.41.2 \
     || echo "WARN: Failed to install Playwright. The application can still run, but the Playwright option will be disabled."
 
 # Final image stage
-FROM python:3.11-slim-bookworm
+FROM python:${PYTHON_VERSION}-slim-bookworm
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
     libxslt1.1 \

MANIFEST.in

@@ -1,8 +1,8 @@
 recursive-include changedetectionio/api *
 recursive-include changedetectionio/blueprint *
+recursive-include changedetectionio/content_fetchers *
 recursive-include changedetectionio/model *
 recursive-include changedetectionio/processors *
-recursive-include changedetectionio/res *
 recursive-include changedetectionio/static *
 recursive-include changedetectionio/templates *
 recursive-include changedetectionio/tests *

README.md

@@ -91,6 +91,14 @@ We [recommend and use Bright Data](https://brightdata.grsm.io/n0r16zf7eivq) glob
 
 Please :star: star :star: this project and help it grow! https://github.com/dgtlmoon/changedetection.io/
 
+### We have a Chrome extension!
+
+Easily add the current web page to your changedetection.io tool, simply install the extension and click "Sync" to connect it to your existing changedetection.io install.
+
+[<img src="./docs/chrome-extension-screenshot.png" style="max-width:80%;" alt="Chrome Extension to easily add the current web-page to detect a change."  title="Chrome Extension to easily add the current web-page to detect a change."  />](https://chromewebstore.google.com/detail/changedetectionio-website/kefcfmgmlhmankjmnbijimhofdjekbop)
+
+[Goto the Chrome Webstore to download the extension.](https://chromewebstore.google.com/detail/changedetectionio-website/kefcfmgmlhmankjmnbijimhofdjekbop)
+
 ## Installation
 
 ### Docker
@@ -249,13 +257,7 @@ Supports managing the website watch list [via our API](https://changedetection.i
 Do you use changedetection.io to make money? does it save you time or money? Does it make your life easier? less stressful? Remember, we write this software when we should be doing actual paid work, we have to buy food and pay rent just like you.
 
 
-Firstly, consider taking out an officially supported [website change detection subscription](https://changedetection.io?src=github) , even if you don't use it, you still get the warm fuzzy feeling of helping out the project. (And who knows, you might just use it!)
+Consider taking out an officially supported [website change detection subscription](https://changedetection.io?src=github) , even if you don't use it, you still get the warm fuzzy feeling of helping out the project. (And who knows, you might just use it!)
-
-Or directly donate an amount PayPal [![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/donate/?hosted_button_id=7CP6HR9ZCNDYJ)
-
-Or BTC `1PLFN327GyUarpJd7nVe7Reqg9qHx5frNn`
-
-<img src="https://raw.githubusercontent.com/dgtlmoon/changedetection.io/master/docs/btc-support.png" style="max-width:50%;" alt="Support us!"  />
 
 ## Commercial Support
 

changedetectionio/__init__.py

@@ -2,15 +2,15 @@
 
 # Read more https://github.com/dgtlmoon/changedetection.io/wiki
 
-__version__ = '0.45.13'
+__version__ = '0.45.25'
 
-from distutils.util import strtobool
+from changedetectionio.strtobool import strtobool
 from json.decoder import JSONDecodeError
-
+import os
+os.environ['EVENTLET_NO_GREENDNS'] = 'yes'
 import eventlet
 import eventlet.wsgi
 import getopt
-import os
 import signal
 import socket
 import sys
@@ -175,6 +175,7 @@ def main():
     #         proxy_set_header Host "localhost";
     #         proxy_set_header X-Forwarded-Prefix /app;
 
+
     if os.getenv('USE_X_SETTINGS'):
         logger.info("USE_X_SETTINGS is ENABLED")
         from werkzeug.middleware.proxy_fix import ProxyFix

changedetectionio/api/api_v1.py

@@ -1,5 +1,5 @@
 import os
-from distutils.util import strtobool
+from changedetectionio.strtobool import strtobool
 
 from flask_expects_json import expects_json
 from changedetectionio import queuedWatchMetaData
@@ -170,23 +170,33 @@ class WatchSingleHistory(Resource):
             curl http://localhost:5000/api/v1/watch/cc0cfffa-f449-477b-83ea-0caafd1dc091/history/1677092977 -H"x-api-key:813031b16330fe25e3780cf0325daa45" -H "Content-Type: application/json"
         @apiName Get single snapshot content
         @apiGroup Watch History
+        @apiParam {String} [html]       Optional Set to =1 to return the last HTML (only stores last 2 snapshots, use `latest` as timestamp)
         @apiSuccess (200) {String} OK
         @apiSuccess (404) {String} ERR Not found
         """
         watch = self.datastore.data['watching'].get(uuid)
         if not watch:
-            abort(404, message='No watch exists with the UUID of {}'.format(uuid))
+            abort(404, message=f"No watch exists with the UUID of {uuid}")
 
         if not len(watch.history):
-            abort(404, message='Watch found but no history exists for the UUID {}'.format(uuid))
+            abort(404, message=f"Watch found but no history exists for the UUID {uuid}")
 
         if timestamp == 'latest':
             timestamp = list(watch.history.keys())[-1]
 
+        if request.args.get('html'):
+            content = watch.get_fetched_html(timestamp)
+            if content:
+                response = make_response(content, 200)
+                response.mimetype = "text/html"
+            else:
+                response = make_response("No content found", 404)
+                response.mimetype = "text/plain"
+        else:
             content = watch.get_history_snapshot(timestamp)
-
             response = make_response(content, 200)
             response.mimetype = "text/plain"
+
         return response
 
 

changedetectionio/blueprint/browser_steps/TODO.txt

@@ -0,0 +1,7 @@
+- This needs an abstraction to directly handle the puppeteer connection methods
+- Then remove the playwright stuff
+- Remove hack redirect at line 65 changedetectionio/processors/__init__.py
+
+The screenshots are base64 encoded/decoded which is very CPU intensive for large screenshots (in playwright) but not
+in the direct puppeteer connection (they are binary end to end)
+

changedetectionio/blueprint/browser_steps/__init__.py

@@ -4,24 +4,15 @@
 # Why?
 # `browsersteps_playwright_browser_interface.chromium.connect_over_cdp()` will only run once without async()
 # - this flask app is not async()
-# - browserless has a single timeout/keepalive which applies to the session made at .connect_over_cdp()
+# - A single timeout/keepalive which applies to the session made at .connect_over_cdp()
 #
 # So it means that we must unfortunately for now just keep a single timer since .connect_over_cdp() was run
 # and know when that reaches timeout/keepalive :( when that time is up, restart the connection and tell the user
 # that their time is up, insert another coin. (reload)
 #
-# Bigger picture
-# - It's horrible that we have this click+wait deal, some nice socket.io solution using something similar
-# to what the browserless debug UI already gives us would be smarter..
 #
-# OR
-# - Some API call that should be hacked into browserless or playwright that we can "/api/bump-keepalive/{session_id}/60"
-# So we can tell it that we need more time (run this on each action)
-#
-# OR
-# - use multiprocessing to bump this over to its own process and add some transport layer (queue/pipes)
 
-from distutils.util import strtobool
+from changedetectionio.strtobool import strtobool
 from flask import Blueprint, request, make_response
 import os
 
@@ -93,7 +84,9 @@ def construct_blueprint(datastore: ChangeDetectionStore):
         # Tell Playwright to connect to Chrome and setup a new session via our stepper interface
         browsersteps_start_session['browserstepper'] = browser_steps.browsersteps_live_ui(
             playwright_browser=browsersteps_start_session['browser'],
-            proxy=proxy)
+            proxy=proxy,
+            start_url=datastore.data['watching'][watch_uuid].get('url')
+        )
 
         # For test
         #browsersteps_start_session['browserstepper'].action_goto_url(value="http://example.com?time="+str(time.time()))
@@ -176,11 +169,6 @@ def construct_blueprint(datastore: ChangeDetectionStore):
             step_n = int(request.form.get('step_n'))
             is_last_step = strtobool(request.form.get('is_last_step'))
 
-            if step_operation == 'Goto site':
-                step_operation = 'goto_url'
-                step_optional_value = datastore.data['watching'][uuid].get('url')
-                step_selector = None
-
             # @todo try.. accept.. nice errors not popups..
             try:
 
@@ -199,8 +187,10 @@ def construct_blueprint(datastore: ChangeDetectionStore):
             u = browsersteps_sessions[browsersteps_session_id]['browserstepper'].page.url
             if is_last_step and u:
                 (screenshot, xpath_data) = browsersteps_sessions[browsersteps_session_id]['browserstepper'].request_visualselector_data()
-                datastore.save_screenshot(watch_uuid=uuid, screenshot=screenshot)
+                watch = datastore.data['watching'].get(uuid)
-                datastore.save_xpath_data(watch_uuid=uuid, data=xpath_data)
+                if watch:
+                    watch.save_screenshot(screenshot=screenshot)
+                    watch.save_xpath_data(data=xpath_data)
 
 #        if not this_session.page:
 #            cleanup_playwright_session()

changedetectionio/blueprint/browser_steps/browser_steps.py

@@ -6,6 +6,9 @@ import re
 from random import randint
 from loguru import logger
 
+from changedetectionio.content_fetchers.base import manage_user_agent
+from changedetectionio.safe_jinja import render as jinja_render
+
 # Two flags, tell the JS which of the "Selector" or "Value" field should be enabled in the front end
 # 0- off, 1- on
 browser_step_ui_config = {'Choose one': '0 0',
@@ -46,6 +49,10 @@ browser_step_ui_config = {'Choose one': '0 0',
 # ONLY Works in Playwright because we need the fullscreen screenshot
 class steppable_browser_interface():
     page = None
+    start_url = None
+
+    def __init__(self, start_url):
+        self.start_url = start_url
 
     # Convert and perform "Click Button" for example
     def call_action(self, action_name, selector=None, optional_value=None):
@@ -62,14 +69,12 @@ class steppable_browser_interface():
         action_handler = getattr(self, "action_" + call_action_name)
 
         # Support for Jinja2 variables in the value and selector
-        from jinja2 import Environment
-        jinja2_env = Environment(extensions=['jinja2_time.TimeExtension'])
 
         if selector and ('{%' in selector or '{{' in selector):
-            selector = str(jinja2_env.from_string(selector).render())
+            selector = jinja_render(template_str=selector)
 
         if optional_value and ('{%' in optional_value or '{{' in optional_value):
-            optional_value = str(jinja2_env.from_string(optional_value).render())
+            optional_value = jinja_render(template_str=optional_value)
 
         action_handler(selector, optional_value)
         self.page.wait_for_timeout(1.5 * 1000)
@@ -86,6 +91,10 @@ class steppable_browser_interface():
         logger.debug(f"Time to goto URL {time.time()-now:.2f}s")
         return response
 
+    # Incase they request to go back to the start
+    def action_goto_site(self, selector=None, value=None):
+        return self.action_goto_url(value=self.start_url)
+
     def action_click_element_containing_text(self, selector=None, value=''):
         if not len(value.strip()):
             return
@@ -169,7 +178,7 @@ class steppable_browser_interface():
         self.page.locator(selector, timeout=1000).uncheck(timeout=1000)
 
 
-# Responsible for maintaining a live 'context' with browserless
+# Responsible for maintaining a live 'context' with the chrome CDP
 # @todo - how long do contexts live for anyway?
 class browsersteps_live_ui(steppable_browser_interface):
     context = None
@@ -178,6 +187,7 @@ class browsersteps_live_ui(steppable_browser_interface):
     stale = False
     # bump and kill this if idle after X sec
     age_start = 0
+    headers = {}
 
     # use a special driver, maybe locally etc
     command_executor = os.getenv(
@@ -192,9 +202,11 @@ class browsersteps_live_ui(steppable_browser_interface):
 
     browser_type = os.getenv("PLAYWRIGHT_BROWSER_TYPE", 'chromium').strip('"')
 
-    def __init__(self, playwright_browser, proxy=None):
+    def __init__(self, playwright_browser, proxy=None, headers=None, start_url=None):
+        self.headers = headers or {}
         self.age_start = time.time()
         self.playwright_browser = playwright_browser
+        self.start_url = start_url
         if self.context is None:
             self.connect(proxy=proxy)
 
@@ -206,16 +218,17 @@ class browsersteps_live_ui(steppable_browser_interface):
 
         # @todo handle multiple contexts, bind a unique id from the browser on each req?
         self.context = self.playwright_browser.new_context(
-            # @todo
+            accept_downloads=False,  # Should never be needed
-            #                user_agent=request_headers['User-Agent'] if request_headers.get('User-Agent') else 'Mozilla/5.0',
+            bypass_csp=True,  # This is needed to enable JavaScript execution on GitHub and others
-            #               proxy=self.proxy,
+            extra_http_headers=self.headers,
-            # This is needed to enable JavaScript execution on GitHub and others
+            ignore_https_errors=True,
-            bypass_csp=True,
+            proxy=proxy,
-            # Should never be needed
+            service_workers=os.getenv('PLAYWRIGHT_SERVICE_WORKERS', 'allow'),
-            accept_downloads=False,
+            # Should be `allow` or `block` - sites like YouTube can transmit large amounts of data via Service Workers
-            proxy=proxy
+            user_agent=manage_user_agent(headers=self.headers),
         )
 
+
         self.page = self.context.new_page()
 
         # self.page.set_default_navigation_timeout(keep_open)
@@ -242,8 +255,9 @@ class browsersteps_live_ui(steppable_browser_interface):
 
     def get_current_state(self):
         """Return the screenshot and interactive elements mapping, generally always called after action_()"""
-        from pkg_resources import resource_string
+        import importlib.resources
-        xpath_element_js = resource_string(__name__, "../../res/xpath_element_scraper.js").decode('utf-8')
+        xpath_element_js = importlib.resources.files("changedetectionio.content_fetchers.res").joinpath('xpath_element_scraper.js').read_text()
+
         now = time.time()
         self.page.wait_for_timeout(1 * 1000)
 
@@ -274,14 +288,12 @@ class browsersteps_live_ui(steppable_browser_interface):
         :param current_include_filters:
         :return:
         """
-
+        import importlib.resources
         self.page.evaluate("var include_filters=''")
-        from pkg_resources import resource_string
+        xpath_element_js = importlib.resources.files("changedetectionio.content_fetchers.res").joinpath('xpath_element_scraper.js').read_text()
-        # The code that scrapes elements and makes a list of elements/size/position to click on in the VisualSelector
+        from changedetectionio.content_fetchers import visualselector_xpath_selectors
-        xpath_element_js = resource_string(__name__, "../../res/xpath_element_scraper.js").decode('utf-8')
-        from changedetectionio.content_fetcher import visualselector_xpath_selectors
         xpath_element_js = xpath_element_js.replace('%ELEMENTS%', visualselector_xpath_selectors)
         xpath_data = self.page.evaluate("async () => {" + xpath_element_js + "}")
-        screenshot = self.page.screenshot(type='jpeg', full_page=True, quality=int(os.getenv("PLAYWRIGHT_SCREENSHOT_QUALITY", 72)))
+        screenshot = self.page.screenshot(type='jpeg', full_page=True, quality=int(os.getenv("SCREENSHOT_QUALITY", 72)))
 
         return (screenshot, xpath_data)

changedetectionio/blueprint/browser_steps/nonContext.py

@@ -1,5 +1,4 @@
 from playwright.sync_api import PlaywrightContextManager
-import asyncio
 
 # So playwright wants to run as a context manager, but we do something horrible and hacky
 # we are holding the session open for as long as possible, then shutting it down, and opening a new one

changedetectionio/blueprint/check_proxies/__init__.py

@@ -1,14 +1,11 @@
 from concurrent.futures import ThreadPoolExecutor
+from changedetectionio.store import ChangeDetectionStore
 
 from functools import wraps
 
 from flask import Blueprint
 from flask_login import login_required
 
-from changedetectionio.processors import text_json_diff
-from changedetectionio.store import ChangeDetectionStore
-
-
 STATUS_CHECKING = 0
 STATUS_FAILED = 1
 STATUS_OK = 2
@@ -32,10 +29,11 @@ def construct_blueprint(datastore: ChangeDetectionStore):
     @threadpool
     def long_task(uuid, preferred_proxy):
         import time
-        from changedetectionio import content_fetcher
+        from changedetectionio.content_fetchers import exceptions as content_fetcher_exceptions
+        from changedetectionio.processors import text_json_diff
+        from changedetectionio.safe_jinja import render as jinja_render
 
         status = {'status': '', 'length': 0, 'text': ''}
-        from jinja2 import Environment, BaseLoader
 
         contents = ''
         now = time.time()
@@ -43,7 +41,7 @@ def construct_blueprint(datastore: ChangeDetectionStore):
             update_handler = text_json_diff.perform_site_check(datastore=datastore, watch_uuid=uuid)
             update_handler.call_browser()
         # title, size is len contents not len xfer
-        except content_fetcher.Non200ErrorCodeReceived as e:
+        except content_fetcher_exceptions.Non200ErrorCodeReceived as e:
             if e.status_code == 404:
                 status.update({'status': 'OK', 'length': len(contents), 'text': f"OK but 404 (page not found)"})
             elif e.status_code == 403 or e.status_code == 401:
@@ -52,12 +50,12 @@ def construct_blueprint(datastore: ChangeDetectionStore):
                 status.update({'status': 'ERROR', 'length': len(contents), 'text': f"Status code: {e.status_code}"})
         except text_json_diff.FilterNotFoundInResponse:
             status.update({'status': 'OK', 'length': len(contents), 'text': f"OK but CSS/xPath filter not found (page changed layout?)"})
-        except content_fetcher.EmptyReply as e:
+        except content_fetcher_exceptions.EmptyReply as e:
             if e.status_code == 403 or e.status_code == 401:
                 status.update({'status': 'ERROR OTHER', 'length': len(contents), 'text': f"Got empty reply with code {e.status_code} - Access denied"})
             else:
                 status.update({'status': 'ERROR OTHER', 'length': len(contents) if contents else 0, 'text': f"Empty reply with code {e.status_code}, needs chrome?"})
-        except content_fetcher.ReplyWithContentButNoText as e:
+        except content_fetcher_exceptions.ReplyWithContentButNoText as e:
             txt = f"Got reply but with no content - Status code {e.status_code} - It's possible that the filters were found, but contained no usable text (or contained only an image)."
             status.update({'status': 'ERROR', 'text': txt})
         except Exception as e:
@@ -66,7 +64,9 @@ def construct_blueprint(datastore: ChangeDetectionStore):
             status.update({'status': 'OK', 'length': len(contents), 'text': ''})
 
         if status.get('text'):
-            status['text'] = Environment(loader=BaseLoader()).from_string('{{text|e}}').render({'text': status['text']})
+            # parse 'text' as text for safety
+            v = {'text': status['text']}
+            status['text'] = jinja_render(template_str='{{text|e}}', **v)
 
         status['time'] = "{:.2f}s".format(time.time() - now)
 

changedetectionio/blueprint/price_data_follower/__init__.py

@@ -1,5 +1,5 @@
 
-from distutils.util import strtobool
+from changedetectionio.strtobool import strtobool
 from flask import Blueprint, flash, redirect, url_for
 from flask_login import login_required
 from changedetectionio.store import ChangeDetectionStore
@@ -18,8 +18,7 @@ def construct_blueprint(datastore: ChangeDetectionStore, update_q: PriorityQueue
     def accept(uuid):
         datastore.data['watching'][uuid]['track_ldjson_price_data'] = PRICE_DATA_TRACK_ACCEPT
         update_q.put(queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': uuid, 'skip_when_checksum_same': False}))
-        return redirect(url_for("form_watch_checknow", uuid=uuid))
+        return redirect(url_for("index"))
-
 
     @login_required
     @price_data_follower_blueprint.route("/<string:uuid>/reject", methods=['GET'])

changedetectionio/blueprint/tags/__init__.py

@@ -11,9 +11,16 @@ def construct_blueprint(datastore: ChangeDetectionStore):
     def tags_overview_page():
         from .form import SingleTag
         add_form = SingleTag(request.form)
+        sorted_tags = sorted(datastore.data['settings']['application'].get('tags').items(), key=lambda x: x[1]['title'])
+
+        from collections import Counter
+
+        tag_count = Counter(tag for watch in datastore.data['watching'].values() if watch.get('tags') for tag in watch['tags'])
+
         output = render_template("groups-overview.html",
+                                 available_tags=sorted_tags,
                                  form=add_form,
-                                 available_tags=datastore.data['settings']['application'].get('tags', {}),
+                                 tag_count=tag_count
                                  )
 
         return output

changedetectionio/blueprint/tags/templates/edit-tag.html

@@ -1,9 +1,9 @@
 {% extends 'base.html' %}
 {% block content %}
-{% from '_helpers.jinja' import render_field, render_checkbox_field, render_button %}
+{% from '_helpers.html' import render_field, render_checkbox_field, render_button %}
-{% from '_common_fields.jinja' import render_common_settings_form %}
+{% from '_common_fields.html' import render_common_settings_form %}
 <script>
-    const notification_base_url="{{url_for('ajax_callback_send_notification_test', watch_uuid=uuid)}}";
+    const notification_base_url="{{url_for('ajax_callback_send_notification_test', mode="group-settings")}}";
 </script>
 
 <script src="{{url_for('static_content', group='js', filename='tabs.js')}}" defer></script>
@@ -63,7 +63,7 @@ xpath://body/div/span[contains(@class, 'example-class')]",
                             <ul>
                                 <li>JSONPath: Prefix with <code>json:</code>, use <code>json:$</code> to force re-formatting if required,  <a href="https://jsonpath.com/" target="new">test your JSONPath here</a>.</li>
                                 {% if jq_support %}
-                                <li>jq: Prefix with <code>jq:</code> and <a href="https://jqplay.org/" target="new">test your jq here</a>. Using <a href="https://stedolan.github.io/jq/" target="new">jq</a> allows for complex filtering and processing of JSON data with built-in functions, regex, filtering, and more. See examples and documentation <a href="https://stedolan.github.io/jq/manual/" target="new">here</a>.</li>
+                                <li>jq: Prefix with <code>jq:</code> and <a href="https://jqplay.org/" target="new">test your jq here</a>. Using <a href="https://stedolan.github.io/jq/" target="new">jq</a> allows for complex filtering and processing of JSON data with built-in functions, regex, filtering, and more. See examples and documentation <a href="https://stedolan.github.io/jq/manual/" target="new">here</a>. Prefix <code>jqraw:</code> outputs the results as text instead of a JSON list.</li>
                                 {% else %}
                                 <li>jq support not installed</li>
                                 {% endif %}

changedetectionio/blueprint/tags/templates/groups-overview.html

@@ -1,6 +1,6 @@
 {% extends 'base.html' %}
 {% block content %}
-{% from '_helpers.jinja' import render_simple_field, render_field %}
+{% from '_helpers.html' import render_simple_field, render_field %}
 <script src="{{url_for('static_content', group='js', filename='jquery-3.6.0.min.js')}}"></script>
 
 <div class="box">
@@ -27,6 +27,7 @@
             <thead>
             <tr>
                 <th></th>
+                <th># Watches</th>
                 <th>Tag / Label name</th>
                 <th></th>
             </tr>
@@ -40,12 +41,13 @@
                 <td colspan="3">No website organisational tags/groups configured</td>
             </tr>
             {% endif %}
-            {% for uuid, tag in available_tags.items()  %}
+            {% for uuid, tag in available_tags  %}
             <tr id="{{ uuid }}" class="{{ loop.cycle('pure-table-odd', 'pure-table-even') }}">
                 <td class="watch-controls">
                     <a class="link-mute state-{{'on' if tag.notification_muted else 'off'}}" href="{{url_for('tags.mute', uuid=tag.uuid)}}"><img src="{{url_for('static_content', group='images', filename='bell-off.svg')}}" alt="Mute notifications" title="Mute notifications" class="icon icon-mute" ></a>
                 </td>
-                <td class="title-col inline">{{tag.title}}</td>
+                <td>{{ "{:,}".format(tag_count[uuid]) if uuid in tag_count else 0 }}</td>
+                <td class="title-col inline"> <a href="{{url_for('index', tag=uuid) }}">{{ tag.title }}</a></td>
                 <td>
                     <a class="pure-button pure-button-primary" href="{{ url_for('tags.form_tag_edit', uuid=uuid) }}">Edit</a>&nbsp;
                     <a class="pure-button pure-button-primary" href="{{ url_for('tags.delete', uuid=uuid) }}" title="Deletes and removes tag">Delete</a>

changedetectionio/content_fetcher.py

@@ -1,771 +0,0 @@
-from abc import abstractmethod
-from distutils.util import strtobool
-from urllib.parse import urlparse
-import chardet
-import hashlib
-import json
-import os
-import requests
-import sys
-import time
-import urllib.parse
-from loguru import logger
-
-visualselector_xpath_selectors = 'div,span,form,table,tbody,tr,td,a,p,ul,li,h1,h2,h3,h4, header, footer, section, article, aside, details, main, nav, section, summary'
-
-
-class Non200ErrorCodeReceived(Exception):
-    def __init__(self, status_code, url, screenshot=None, xpath_data=None, page_html=None):
-        # Set this so we can use it in other parts of the app
-        self.status_code = status_code
-        self.url = url
-        self.screenshot = screenshot
-        self.xpath_data = xpath_data
-        self.page_text = None
-
-        if page_html:
-            from changedetectionio import html_tools
-            self.page_text = html_tools.html_to_text(page_html)
-        return
-
-
-class checksumFromPreviousCheckWasTheSame(Exception):
-    def __init__(self):
-        return
-
-
-class JSActionExceptions(Exception):
-    def __init__(self, status_code, url, screenshot, message=''):
-        self.status_code = status_code
-        self.url = url
-        self.screenshot = screenshot
-        self.message = message
-        return
-
-
-class BrowserStepsStepException(Exception):
-    def __init__(self, step_n, original_e):
-        self.step_n = step_n
-        self.original_e = original_e
-        logger.debug(f"Browser Steps exception at step {self.step_n} {str(original_e)}")
-        return
-
-
-class PageUnloadable(Exception):
-    def __init__(self, status_code, url, message, screenshot=False):
-        # Set this so we can use it in other parts of the app
-        self.status_code = status_code
-        self.url = url
-        self.screenshot = screenshot
-        self.message = message
-        return
-
-
-class EmptyReply(Exception):
-    def __init__(self, status_code, url, screenshot=None):
-        # Set this so we can use it in other parts of the app
-        self.status_code = status_code
-        self.url = url
-        self.screenshot = screenshot
-        return
-
-
-class ScreenshotUnavailable(Exception):
-    def __init__(self, status_code, url, page_html=None):
-        # Set this so we can use it in other parts of the app
-        self.status_code = status_code
-        self.url = url
-        if page_html:
-            from html_tools import html_to_text
-            self.page_text = html_to_text(page_html)
-        return
-
-
-class ReplyWithContentButNoText(Exception):
-    def __init__(self, status_code, url, screenshot=None, has_filters=False, html_content=''):
-        # Set this so we can use it in other parts of the app
-        self.status_code = status_code
-        self.url = url
-        self.screenshot = screenshot
-        self.has_filters = has_filters
-        self.html_content = html_content
-        return
-
-
-class Fetcher():
-    browser_connection_is_custom = None
-    browser_connection_url = None
-    browser_steps = None
-    browser_steps_screenshot_path = None
-    content = None
-    error = None
-    fetcher_description = "No description"
-    headers = {}
-    instock_data = None
-    instock_data_js = ""
-    status_code = None
-    webdriver_js_execute_code = None
-    xpath_data = None
-    xpath_element_js = ""
-
-    # Will be needed in the future by the VisualSelector, always get this where possible.
-    screenshot = False
-    system_http_proxy = os.getenv('HTTP_PROXY')
-    system_https_proxy = os.getenv('HTTPS_PROXY')
-
-    # Time ONTOP of the system defined env minimum time
-    render_extract_delay = 0
-
-    def __init__(self):
-        from pkg_resources import resource_string
-        # The code that scrapes elements and makes a list of elements/size/position to click on in the VisualSelector
-        self.xpath_element_js = resource_string(__name__, "res/xpath_element_scraper.js").decode('utf-8')
-        self.instock_data_js = resource_string(__name__, "res/stock-not-in-stock.js").decode('utf-8')
-
-    @abstractmethod
-    def get_error(self):
-        return self.error
-
-    @abstractmethod
-    def run(self,
-            url,
-            timeout,
-            request_headers,
-            request_body,
-            request_method,
-            ignore_status_codes=False,
-            current_include_filters=None,
-            is_binary=False):
-        # Should set self.error, self.status_code and self.content
-        pass
-
-    @abstractmethod
-    def quit(self):
-        return
-
-    @abstractmethod
-    def get_last_status_code(self):
-        return self.status_code
-
-    @abstractmethod
-    def screenshot_step(self, step_n):
-        return None
-
-    @abstractmethod
-    # Return true/false if this checker is ready to run, in the case it needs todo some special config check etc
-    def is_ready(self):
-        return True
-
-    def get_all_headers(self):
-        """
-        Get all headers but ensure all keys are lowercase
-        :return:
-        """
-        return {k.lower(): v for k, v in self.headers.items()}
-
-    def browser_steps_get_valid_steps(self):
-        if self.browser_steps is not None and len(self.browser_steps):
-            valid_steps = filter(
-                lambda s: (s['operation'] and len(s['operation']) and s['operation'] != 'Choose one' and s['operation'] != 'Goto site'),
-                self.browser_steps)
-
-            return valid_steps
-
-        return None
-
-    def iterate_browser_steps(self):
-        from changedetectionio.blueprint.browser_steps.browser_steps import steppable_browser_interface
-        from playwright._impl._errors import TimeoutError, Error
-        from jinja2 import Environment
-        jinja2_env = Environment(extensions=['jinja2_time.TimeExtension'])
-
-        step_n = 0
-
-        if self.browser_steps is not None and len(self.browser_steps):
-            interface = steppable_browser_interface()
-            interface.page = self.page
-            valid_steps = self.browser_steps_get_valid_steps()
-
-            for step in valid_steps:
-                step_n += 1
-                logger.debug(f">> Iterating check - browser Step n {step_n} - {step['operation']}...")
-                self.screenshot_step("before-" + str(step_n))
-                self.save_step_html("before-" + str(step_n))
-                try:
-                    optional_value = step['optional_value']
-                    selector = step['selector']
-                    # Support for jinja2 template in step values, with date module added
-                    if '{%' in step['optional_value'] or '{{' in step['optional_value']:
-                        optional_value = str(jinja2_env.from_string(step['optional_value']).render())
-                    if '{%' in step['selector'] or '{{' in step['selector']:
-                        selector = str(jinja2_env.from_string(step['selector']).render())
-
-                    getattr(interface, "call_action")(action_name=step['operation'],
-                                                      selector=selector,
-                                                      optional_value=optional_value)
-                    self.screenshot_step(step_n)
-                    self.save_step_html(step_n)
-                except (Error, TimeoutError) as e:
-                    logger.debug(str(e))
-                    # Stop processing here
-                    raise BrowserStepsStepException(step_n=step_n, original_e=e)
-
-    # It's always good to reset these
-    def delete_browser_steps_screenshots(self):
-        import glob
-        if self.browser_steps_screenshot_path is not None:
-            dest = os.path.join(self.browser_steps_screenshot_path, 'step_*.jpeg')
-            files = glob.glob(dest)
-            for f in files:
-                if os.path.isfile(f):
-                    os.unlink(f)
-
-
-#   Maybe for the future, each fetcher provides its own diff output, could be used for text, image
-#   the current one would return javascript output (as we use JS to generate the diff)
-#
-def available_fetchers():
-    # See the if statement at the bottom of this file for how we switch between playwright and webdriver
-    import inspect
-    p = []
-    for name, obj in inspect.getmembers(sys.modules[__name__], inspect.isclass):
-        if inspect.isclass(obj):
-            # @todo html_ is maybe better as fetcher_ or something
-            # In this case, make sure to edit the default one in store.py and fetch_site_status.py
-            if name.startswith('html_'):
-                t = tuple([name, obj.fetcher_description])
-                p.append(t)
-
-    return p
-
-
-class base_html_playwright(Fetcher):
-    fetcher_description = "Playwright {}/Javascript".format(
-        os.getenv("PLAYWRIGHT_BROWSER_TYPE", 'chromium').capitalize()
-    )
-    if os.getenv("PLAYWRIGHT_DRIVER_URL"):
-        fetcher_description += " via '{}'".format(os.getenv("PLAYWRIGHT_DRIVER_URL"))
-
-    browser_type = ''
-    command_executor = ''
-
-    # Configs for Proxy setup
-    # In the ENV vars, is prefixed with "playwright_proxy_", so it is for example "playwright_proxy_server"
-    playwright_proxy_settings_mappings = ['bypass', 'server', 'username', 'password']
-
-    proxy = None
-
-    def __init__(self, proxy_override=None, custom_browser_connection_url=None):
-        super().__init__()
-
-        self.browser_type = os.getenv("PLAYWRIGHT_BROWSER_TYPE", 'chromium').strip('"')
-
-        if custom_browser_connection_url:
-            self.browser_connection_is_custom = True
-            self.browser_connection_url = custom_browser_connection_url
-        else:
-            # Fallback to fetching from system
-            # .strip('"') is going to save someone a lot of time when they accidently wrap the env value
-            self.browser_connection_url = os.getenv("PLAYWRIGHT_DRIVER_URL", 'ws://playwright-chrome:3000').strip('"')
-
-
-        # If any proxy settings are enabled, then we should setup the proxy object
-        proxy_args = {}
-        for k in self.playwright_proxy_settings_mappings:
-            v = os.getenv('playwright_proxy_' + k, False)
-            if v:
-                proxy_args[k] = v.strip('"')
-
-        if proxy_args:
-            self.proxy = proxy_args
-
-        # allow per-watch proxy selection override
-        if proxy_override:
-            self.proxy = {'server': proxy_override}
-
-        if self.proxy:
-            # Playwright needs separate username and password values
-            parsed = urlparse(self.proxy.get('server'))
-            if parsed.username:
-                self.proxy['username'] = parsed.username
-                self.proxy['password'] = parsed.password
-
-    def screenshot_step(self, step_n=''):
-        screenshot = self.page.screenshot(type='jpeg', full_page=True, quality=85)
-
-        if self.browser_steps_screenshot_path is not None:
-            destination = os.path.join(self.browser_steps_screenshot_path, 'step_{}.jpeg'.format(step_n))
-            logger.debug(f"Saving step screenshot to {destination}")
-            with open(destination, 'wb') as f:
-                f.write(screenshot)
-
-    def save_step_html(self, step_n):
-        content = self.page.content()
-        destination = os.path.join(self.browser_steps_screenshot_path, 'step_{}.html'.format(step_n))
-        logger.debug(f"Saving step HTML to {destination}")
-        with open(destination, 'w') as f:
-            f.write(content)
-
-    def run_fetch_browserless_puppeteer(self,
-            url,
-            timeout,
-            request_headers,
-            request_body,
-            request_method,
-            ignore_status_codes=False,
-            current_include_filters=None,
-            is_binary=False):
-
-        from pkg_resources import resource_string
-
-        extra_wait_ms = (int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)) + self.render_extract_delay) * 1000
-
-        self.xpath_element_js = self.xpath_element_js.replace('%ELEMENTS%', visualselector_xpath_selectors)
-        code = resource_string(__name__, "res/puppeteer_fetch.js").decode('utf-8')
-        # In the future inject this is a proper JS package
-        code = code.replace('%xpath_scrape_code%', self.xpath_element_js)
-        code = code.replace('%instock_scrape_code%', self.instock_data_js)
-
-        from requests.exceptions import ConnectTimeout, ReadTimeout
-        wait_browserless_seconds = 240
-
-        browserless_function_url = os.getenv('BROWSERLESS_FUNCTION_URL')
-        from urllib.parse import urlparse
-        if not browserless_function_url:
-            # Convert/try to guess from PLAYWRIGHT_DRIVER_URL
-            o = urlparse(os.getenv('PLAYWRIGHT_DRIVER_URL'))
-            browserless_function_url = o._replace(scheme="http")._replace(path="function").geturl()
-
-
-        # Append proxy connect string
-        if self.proxy:
-            # Remove username/password if it exists in the URL or you will receive "ERR_NO_SUPPORTED_PROXIES" error
-            # Actual authentication handled by Puppeteer/node
-            o = urlparse(self.proxy.get('server'))
-            proxy_url = urllib.parse.quote(o._replace(netloc="{}:{}".format(o.hostname, o.port)).geturl())
-            browserless_function_url = f"{browserless_function_url}&--proxy-server={proxy_url}"
-
-        try:
-            amp = '&' if '?' in browserless_function_url else '?'
-            response = requests.request(
-                method="POST",
-                json={
-                    "code": code,
-                    "context": {
-                        # Very primitive disk cache - USE WITH EXTREME CAUTION
-                        # Run browserless container  with -e "FUNCTION_BUILT_INS=[\"fs\",\"crypto\"]"
-                        'disk_cache_dir': os.getenv("PUPPETEER_DISK_CACHE", False), # or path to disk cache ending in /, ie /tmp/cache/
-                        'execute_js': self.webdriver_js_execute_code,
-                        'extra_wait_ms': extra_wait_ms,
-                        'include_filters': current_include_filters,
-                        'req_headers': request_headers,
-                        'screenshot_quality': int(os.getenv("PLAYWRIGHT_SCREENSHOT_QUALITY", 72)),
-                        'url': url,
-                        'user_agent': {k.lower(): v for k, v in request_headers.items()}.get('user-agent', None),
-                        'proxy_username': self.proxy.get('username', '') if self.proxy else False,
-                        'proxy_password': self.proxy.get('password', '') if self.proxy and self.proxy.get('username') else False,
-                        'no_cache_list': [
-                            'twitter',
-                            '.pdf'
-                        ],
-                        # Could use https://github.com/easylist/easylist here, or install a plugin
-                        'block_url_list': [
-                            'adnxs.com',
-                            'analytics.twitter.com',
-                            'doubleclick.net',
-                            'google-analytics.com',
-                            'googletagmanager',
-                            'trustpilot.com'
-                        ]
-                    }
-                },
-                # @todo /function needs adding ws:// to http:// rebuild this
-                url=browserless_function_url+f"{amp}--disable-features=AudioServiceOutOfProcess&dumpio=true&--disable-remote-fonts",
-                timeout=wait_browserless_seconds)
-
-        except ReadTimeout:
-            raise PageUnloadable(url=url, status_code=None, message=f"No response from browserless in {wait_browserless_seconds}s")
-        except ConnectTimeout:
-            raise PageUnloadable(url=url, status_code=None, message=f"Timed out connecting to browserless, retrying..")
-        else:
-            # 200 Here means that the communication to browserless worked only, not the page state
-            if response.status_code == 200:
-                import base64
-
-                x = response.json()
-                if not x.get('screenshot'):
-                    # https://github.com/puppeteer/puppeteer/blob/v1.0.0/docs/troubleshooting.md#tips
-                    # https://github.com/puppeteer/puppeteer/issues/1834
-                    # https://github.com/puppeteer/puppeteer/issues/1834#issuecomment-381047051
-                    # Check your memory is shared and big enough
-                    raise ScreenshotUnavailable(url=url, status_code=None)
-
-                if not x.get('content', '').strip():
-                    raise EmptyReply(url=url, status_code=None)
-
-                if x.get('status_code', 200) != 200 and not ignore_status_codes:
-                    raise Non200ErrorCodeReceived(url=url, status_code=x.get('status_code', 200), page_html=x['content'])
-
-                self.content = x.get('content')
-                self.headers = x.get('headers')
-                self.instock_data = x.get('instock_data')
-                self.screenshot = base64.b64decode(x.get('screenshot'))
-                self.status_code = x.get('status_code')
-                self.xpath_data = x.get('xpath_data')
-
-            else:
-                # Some other error from browserless
-                raise PageUnloadable(url=url, status_code=None, message=response.content.decode('utf-8'))
-
-    def run(self,
-            url,
-            timeout,
-            request_headers,
-            request_body,
-            request_method,
-            ignore_status_codes=False,
-            current_include_filters=None,
-            is_binary=False):
-
-
-        # For now, USE_EXPERIMENTAL_PUPPETEER_FETCH is not supported by watches with BrowserSteps (for now!)
-        # browser_connection_is_custom doesnt work with puppeteer style fetch (use playwright native too in this case)
-        if not self.browser_connection_is_custom and not self.browser_steps and os.getenv('USE_EXPERIMENTAL_PUPPETEER_FETCH'):
-            if strtobool(os.getenv('USE_EXPERIMENTAL_PUPPETEER_FETCH')):
-                # Temporary backup solution until we rewrite the playwright code
-                return self.run_fetch_browserless_puppeteer(
-                    url,
-                    timeout,
-                    request_headers,
-                    request_body,
-                    request_method,
-                    ignore_status_codes,
-                    current_include_filters,
-                    is_binary)
-
-        from playwright.sync_api import sync_playwright
-        import playwright._impl._errors
-
-        self.delete_browser_steps_screenshots()
-        response = None
-
-        with sync_playwright() as p:
-            browser_type = getattr(p, self.browser_type)
-
-            # Seemed to cause a connection Exception even tho I can see it connect
-            # self.browser = browser_type.connect(self.command_executor, timeout=timeout*1000)
-            # 60,000 connection timeout only
-            browser = browser_type.connect_over_cdp(self.browser_connection_url, timeout=60000)
-
-            # SOCKS5 with authentication is not supported (yet)
-            # https://github.com/microsoft/playwright/issues/10567
-
-            # Set user agent to prevent Cloudflare from blocking the browser
-            # Use the default one configured in the App.py model that's passed from fetch_site_status.py
-            context = browser.new_context(
-                user_agent={k.lower(): v for k, v in request_headers.items()}.get('user-agent', None),
-                proxy=self.proxy,
-                # This is needed to enable JavaScript execution on GitHub and others
-                bypass_csp=True,
-                # Should be `allow` or `block` - sites like YouTube can transmit large amounts of data via Service Workers
-                service_workers=os.getenv('PLAYWRIGHT_SERVICE_WORKERS', 'allow'),
-                # Should never be needed
-                accept_downloads=False
-            )
-
-            self.page = context.new_page()
-            if len(request_headers):
-                context.set_extra_http_headers(request_headers)
-
-            # Listen for all console events and handle errors
-            self.page.on("console", lambda msg: print(f"Playwright console: Watch URL: {url} {msg.type}: {msg.text} {msg.args}"))
-
-            # Re-use as much code from browser steps as possible so its the same
-            from changedetectionio.blueprint.browser_steps.browser_steps import steppable_browser_interface
-            browsersteps_interface = steppable_browser_interface()
-            browsersteps_interface.page = self.page
-
-            response = browsersteps_interface.action_goto_url(value=url)
-            self.headers = response.all_headers()
-
-            if response is None:
-                context.close()
-                browser.close()
-                logger.debug("Content Fetcher > Response object was none")
-                raise EmptyReply(url=url, status_code=None)
-
-            try:
-                if self.webdriver_js_execute_code is not None and len(self.webdriver_js_execute_code):
-                    browsersteps_interface.action_execute_js(value=self.webdriver_js_execute_code, selector=None)
-            except playwright._impl._errors.TimeoutError as e:
-                context.close()
-                browser.close()
-                # This can be ok, we will try to grab what we could retrieve
-                pass
-            except Exception as e:
-                logger.debug(f"Content Fetcher > Other exception when executing custom JS code {str(e)}")
-                context.close()
-                browser.close()
-                raise PageUnloadable(url=url, status_code=None, message=str(e))
-
-            extra_wait = int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)) + self.render_extract_delay
-            self.page.wait_for_timeout(extra_wait * 1000)
-
-            try:
-                self.status_code = response.status
-            except Exception as e:
-                # https://github.com/dgtlmoon/changedetection.io/discussions/2122#discussioncomment-8241962
-                logger.critical(f"Response from browserless/playwright did not have a status_code! Response follows.")
-                logger.critical(response)
-                raise PageUnloadable(url=url, status_code=None, message=str(e))
-
-            if self.status_code != 200 and not ignore_status_codes:
-
-                screenshot=self.page.screenshot(type='jpeg', full_page=True,
-                                     quality=int(os.getenv("PLAYWRIGHT_SCREENSHOT_QUALITY", 72)))
-
-                raise Non200ErrorCodeReceived(url=url, status_code=self.status_code, screenshot=screenshot)
-
-            if len(self.page.content().strip()) == 0:
-                context.close()
-                browser.close()
-                logger.debug("Content Fetcher > Content was empty")
-                raise EmptyReply(url=url, status_code=response.status)
-
-            # Run Browser Steps here
-            if self.browser_steps_get_valid_steps():
-                self.iterate_browser_steps()
-                
-            self.page.wait_for_timeout(extra_wait * 1000)
-
-            # So we can find an element on the page where its selector was entered manually (maybe not xPath etc)
-            if current_include_filters is not None:
-                self.page.evaluate("var include_filters={}".format(json.dumps(current_include_filters)))
-            else:
-                self.page.evaluate("var include_filters=''")
-
-            self.xpath_data = self.page.evaluate(
-                "async () => {" + self.xpath_element_js.replace('%ELEMENTS%', visualselector_xpath_selectors) + "}")
-            self.instock_data = self.page.evaluate("async () => {" + self.instock_data_js + "}")
-
-            self.content = self.page.content()
-            # Bug 3 in Playwright screenshot handling
-            # Some bug where it gives the wrong screenshot size, but making a request with the clip set first seems to solve it
-            # JPEG is better here because the screenshots can be very very large
-
-            # Screenshots also travel via the ws:// (websocket) meaning that the binary data is base64 encoded
-            # which will significantly increase the IO size between the server and client, it's recommended to use the lowest
-            # acceptable screenshot quality here
-            try:
-                # The actual screenshot
-                self.screenshot = self.page.screenshot(type='jpeg', full_page=True,
-                                                       quality=int(os.getenv("PLAYWRIGHT_SCREENSHOT_QUALITY", 72)))
-            except Exception as e:
-                context.close()
-                browser.close()
-                raise ScreenshotUnavailable(url=url, status_code=response.status_code)
-
-            context.close()
-            browser.close()
-
-
-class base_html_webdriver(Fetcher):
-    if os.getenv("WEBDRIVER_URL"):
-        fetcher_description = "WebDriver Chrome/Javascript via '{}'".format(os.getenv("WEBDRIVER_URL"))
-    else:
-        fetcher_description = "WebDriver Chrome/Javascript"
-
-    # Configs for Proxy setup
-    # In the ENV vars, is prefixed with "webdriver_", so it is for example "webdriver_sslProxy"
-    selenium_proxy_settings_mappings = ['proxyType', 'ftpProxy', 'httpProxy', 'noProxy',
-                                        'proxyAutoconfigUrl', 'sslProxy', 'autodetect',
-                                        'socksProxy', 'socksVersion', 'socksUsername', 'socksPassword']
-    proxy = None
-
-    def __init__(self, proxy_override=None, custom_browser_connection_url=None):
-        super().__init__()
-        from selenium.webdriver.common.proxy import Proxy as SeleniumProxy
-
-        # .strip('"') is going to save someone a lot of time when they accidently wrap the env value
-        if not custom_browser_connection_url:
-            self.browser_connection_url = os.getenv("WEBDRIVER_URL", 'http://browser-chrome:4444/wd/hub').strip('"')
-        else:
-            self.browser_connection_is_custom = True
-            self.browser_connection_url = custom_browser_connection_url
-
-        # If any proxy settings are enabled, then we should setup the proxy object
-        proxy_args = {}
-        for k in self.selenium_proxy_settings_mappings:
-            v = os.getenv('webdriver_' + k, False)
-            if v:
-                proxy_args[k] = v.strip('"')
-
-        # Map back standard HTTP_ and HTTPS_PROXY to webDriver httpProxy/sslProxy
-        if not proxy_args.get('webdriver_httpProxy') and self.system_http_proxy:
-            proxy_args['httpProxy'] = self.system_http_proxy
-        if not proxy_args.get('webdriver_sslProxy') and self.system_https_proxy:
-            proxy_args['httpsProxy'] = self.system_https_proxy
-
-        # Allows override the proxy on a per-request basis
-        if proxy_override is not None:
-            proxy_args['httpProxy'] = proxy_override
-
-        if proxy_args:
-            self.proxy = SeleniumProxy(raw=proxy_args)
-
-    def run(self,
-            url,
-            timeout,
-            request_headers,
-            request_body,
-            request_method,
-            ignore_status_codes=False,
-            current_include_filters=None,
-            is_binary=False):
-
-        from selenium import webdriver
-        from selenium.webdriver.chrome.options import Options as ChromeOptions
-        from selenium.common.exceptions import WebDriverException
-        # request_body, request_method unused for now, until some magic in the future happens.
-
-        options = ChromeOptions()
-        if self.proxy:
-            options.proxy = self.proxy
-
-        self.driver = webdriver.Remote(
-            command_executor=self.browser_connection_url,
-            options=options)
-
-        try:
-            self.driver.get(url)
-        except WebDriverException as e:
-            # Be sure we close the session window
-            self.quit()
-            raise
-
-        self.driver.set_window_size(1280, 1024)
-        self.driver.implicitly_wait(int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)))
-
-        if self.webdriver_js_execute_code is not None:
-            self.driver.execute_script(self.webdriver_js_execute_code)
-            # Selenium doesn't automatically wait for actions as good as Playwright, so wait again
-            self.driver.implicitly_wait(int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)))
-
-        # @todo - how to check this? is it possible?
-        self.status_code = 200
-        # @todo somehow we should try to get this working for WebDriver
-        # raise EmptyReply(url=url, status_code=r.status_code)
-
-        # @todo - dom wait loaded?
-        time.sleep(int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)) + self.render_extract_delay)
-        self.content = self.driver.page_source
-        self.headers = {}
-
-        self.screenshot = self.driver.get_screenshot_as_png()
-
-    # Does the connection to the webdriver work? run a test connection.
-    def is_ready(self):
-        from selenium import webdriver
-        from selenium.webdriver.chrome.options import Options as ChromeOptions
-
-        self.driver = webdriver.Remote(
-            command_executor=self.command_executor,
-            options=ChromeOptions())
-
-        # driver.quit() seems to cause better exceptions
-        self.quit()
-        return True
-
-    def quit(self):
-        if self.driver:
-            try:
-                self.driver.quit()
-            except Exception as e:
-                logger.debug(f"Content Fetcher > Exception in chrome shutdown/quit {str(e)}")
-
-
-# "html_requests" is listed as the default fetcher in store.py!
-class html_requests(Fetcher):
-    fetcher_description = "Basic fast Plaintext/HTTP Client"
-
-    def __init__(self, proxy_override=None, custom_browser_connection_url=None):
-        super().__init__()
-        self.proxy_override = proxy_override
-        # browser_connection_url is none because its always 'launched locally'
-
-    def run(self,
-            url,
-            timeout,
-            request_headers,
-            request_body,
-            request_method,
-            ignore_status_codes=False,
-            current_include_filters=None,
-            is_binary=False):
-
-        # Make requests use a more modern looking user-agent
-        if not {k.lower(): v for k, v in request_headers.items()}.get('user-agent', None):
-            request_headers['User-Agent'] = os.getenv("DEFAULT_SETTINGS_HEADERS_USERAGENT",
-                                                      'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.66 Safari/537.36')
-
-        proxies = {}
-
-        # Allows override the proxy on a per-request basis
-
-        # https://requests.readthedocs.io/en/latest/user/advanced/#socks
-        # Should also work with `socks5://user:pass@host:port` type syntax.
-
-        if self.proxy_override:
-            proxies = {'http': self.proxy_override, 'https': self.proxy_override, 'ftp': self.proxy_override}
-        else:
-            if self.system_http_proxy:
-                proxies['http'] = self.system_http_proxy
-            if self.system_https_proxy:
-                proxies['https'] = self.system_https_proxy
-
-        r = requests.request(method=request_method,
-                             data=request_body,
-                             url=url,
-                             headers=request_headers,
-                             timeout=timeout,
-                             proxies=proxies,
-                             verify=False)
-
-        # If the response did not tell us what encoding format to expect, Then use chardet to override what `requests` thinks.
-        # For example - some sites don't tell us it's utf-8, but return utf-8 content
-        # This seems to not occur when using webdriver/selenium, it seems to detect the text encoding more reliably.
-        # https://github.com/psf/requests/issues/1604 good info about requests encoding detection
-        if not is_binary:
-            # Don't run this for PDF (and requests identified as binary) takes a _long_ time
-            if not r.headers.get('content-type') or not 'charset=' in r.headers.get('content-type'):
-                encoding = chardet.detect(r.content)['encoding']
-                if encoding:
-                    r.encoding = encoding
-
-        if not r.content or not len(r.content):
-            raise EmptyReply(url=url, status_code=r.status_code)
-
-        # @todo test this
-        # @todo maybe you really want to test zero-byte return pages?
-        if r.status_code != 200 and not ignore_status_codes:
-            # maybe check with content works?
-            raise Non200ErrorCodeReceived(url=url, status_code=r.status_code, page_html=r.text)
-
-        self.status_code = r.status_code
-        if is_binary:
-            # Binary files just return their checksum until we add something smarter
-            self.content = hashlib.md5(r.content).hexdigest()
-        else:
-            self.content = r.text
-
-        self.headers = r.headers
-        self.raw_content = r.content
-
-
-# Decide which is the 'real' HTML webdriver, this is more a system wide config
-# rather than site-specific.
-use_playwright_as_chrome_fetcher = os.getenv('PLAYWRIGHT_DRIVER_URL', False)
-if use_playwright_as_chrome_fetcher:
-    html_webdriver = base_html_playwright
-else:
-    html_webdriver = base_html_webdriver

changedetectionio/content_fetchers/__init__.py

@@ -0,0 +1,43 @@
+import sys
+from changedetectionio.strtobool import strtobool
+from loguru import logger
+from changedetectionio.content_fetchers.exceptions import BrowserStepsStepException
+import os
+
+visualselector_xpath_selectors = 'div,span,form,table,tbody,tr,td,a,p,ul,li,h1,h2,h3,h4,header,footer,section,article,aside,details,main,nav,section,summary'
+
+# available_fetchers() will scan this implementation looking for anything starting with html_
+# this information is used in the form selections
+from changedetectionio.content_fetchers.requests import fetcher as html_requests
+
+def available_fetchers():
+    # See the if statement at the bottom of this file for how we switch between playwright and webdriver
+    import inspect
+    p = []
+    for name, obj in inspect.getmembers(sys.modules[__name__], inspect.isclass):
+        if inspect.isclass(obj):
+            # @todo html_ is maybe better as fetcher_ or something
+            # In this case, make sure to edit the default one in store.py and fetch_site_status.py
+            if name.startswith('html_'):
+                t = tuple([name, obj.fetcher_description])
+                p.append(t)
+
+    return p
+
+
+# Decide which is the 'real' HTML webdriver, this is more a system wide config
+# rather than site-specific.
+use_playwright_as_chrome_fetcher = os.getenv('PLAYWRIGHT_DRIVER_URL', False)
+if use_playwright_as_chrome_fetcher:
+    # @note - For now, browser steps always uses playwright
+    if not strtobool(os.getenv('FAST_PUPPETEER_CHROME_FETCHER', 'False')):
+        logger.debug('Using Playwright library as fetcher')
+        from .playwright import fetcher as html_webdriver
+    else:
+        logger.debug('Using direct Python Puppeteer library as fetcher')
+        from .puppeteer import fetcher as html_webdriver
+
+else:
+    logger.debug("Falling back to selenium as fetcher")
+    from .webdriver_selenium import fetcher as html_webdriver
+

changedetectionio/content_fetchers/base.py

@@ -0,0 +1,172 @@
+import os
+from abc import abstractmethod
+from loguru import logger
+
+from changedetectionio.content_fetchers import BrowserStepsStepException
+
+
+def manage_user_agent(headers, current_ua=''):
+    """
+    Basic setting of user-agent
+
+    NOTE!!!!!! The service that does the actual Chrome fetching should handle any anti-robot techniques
+    THERE ARE MANY WAYS THAT IT CAN BE DETECTED AS A ROBOT!!
+    This does not take care of
+    - Scraping of 'navigator' (platform, productSub, vendor, oscpu etc etc) browser object (navigator.appVersion) etc
+    - TCP/IP fingerprint JA3 etc
+    - Graphic rendering fingerprinting
+    - Your IP being obviously in a pool of bad actors
+    - Too many requests
+    - Scraping of SCH-UA browser replies (thanks google!!)
+    - Scraping of ServiceWorker, new window calls etc
+
+    See https://filipvitas.medium.com/how-to-set-user-agent-header-with-puppeteer-js-and-not-fail-28c7a02165da
+    Puppeteer requests https://github.com/dgtlmoon/pyppeteerstealth
+
+    :param page:
+    :param headers:
+    :return:
+    """
+    # Ask it what the user agent is, if its obviously ChromeHeadless, switch it to the default
+    ua_in_custom_headers = headers.get('User-Agent')
+    if ua_in_custom_headers:
+        return ua_in_custom_headers
+
+    if not ua_in_custom_headers and current_ua:
+        current_ua = current_ua.replace('HeadlessChrome', 'Chrome')
+        return current_ua
+
+    return None
+
+
+class Fetcher():
+    browser_connection_is_custom = None
+    browser_connection_url = None
+    browser_steps = None
+    browser_steps_screenshot_path = None
+    content = None
+    error = None
+    fetcher_description = "No description"
+    headers = {}
+    instock_data = None
+    instock_data_js = ""
+    status_code = None
+    webdriver_js_execute_code = None
+    xpath_data = None
+    xpath_element_js = ""
+
+    # Will be needed in the future by the VisualSelector, always get this where possible.
+    screenshot = False
+    system_http_proxy = os.getenv('HTTP_PROXY')
+    system_https_proxy = os.getenv('HTTPS_PROXY')
+
+    # Time ONTOP of the system defined env minimum time
+    render_extract_delay = 0
+
+    def __init__(self):
+        import importlib.resources
+        self.xpath_element_js = importlib.resources.files("changedetectionio.content_fetchers.res").joinpath('xpath_element_scraper.js').read_text()
+        self.instock_data_js = importlib.resources.files("changedetectionio.content_fetchers.res").joinpath('stock-not-in-stock.js').read_text()
+
+    @abstractmethod
+    def get_error(self):
+        return self.error
+
+    @abstractmethod
+    def run(self,
+            url,
+            timeout,
+            request_headers,
+            request_body,
+            request_method,
+            ignore_status_codes=False,
+            current_include_filters=None,
+            is_binary=False):
+        # Should set self.error, self.status_code and self.content
+        pass
+
+    @abstractmethod
+    def quit(self):
+        return
+
+    @abstractmethod
+    def get_last_status_code(self):
+        return self.status_code
+
+    @abstractmethod
+    def screenshot_step(self, step_n):
+        return None
+
+    @abstractmethod
+    # Return true/false if this checker is ready to run, in the case it needs todo some special config check etc
+    def is_ready(self):
+        return True
+
+    def get_all_headers(self):
+        """
+        Get all headers but ensure all keys are lowercase
+        :return:
+        """
+        return {k.lower(): v for k, v in self.headers.items()}
+
+    def browser_steps_get_valid_steps(self):
+        if self.browser_steps is not None and len(self.browser_steps):
+            valid_steps = list(filter(
+                lambda s: (s['operation'] and len(s['operation']) and s['operation'] != 'Choose one'),
+                self.browser_steps))
+
+            # Just incase they selected Goto site by accident with older JS
+            if valid_steps and valid_steps[0]['operation'] == 'Goto site':
+                del(valid_steps[0])
+
+            return valid_steps
+
+        return None
+
+    def iterate_browser_steps(self, start_url=None):
+        from changedetectionio.blueprint.browser_steps.browser_steps import steppable_browser_interface
+        from playwright._impl._errors import TimeoutError, Error
+        from changedetectionio.safe_jinja import render as jinja_render
+        step_n = 0
+
+        if self.browser_steps is not None and len(self.browser_steps):
+            interface = steppable_browser_interface(start_url=start_url)
+            interface.page = self.page
+            valid_steps = self.browser_steps_get_valid_steps()
+
+            for step in valid_steps:
+                step_n += 1
+                logger.debug(f">> Iterating check - browser Step n {step_n} - {step['operation']}...")
+                self.screenshot_step("before-" + str(step_n))
+                self.save_step_html("before-" + str(step_n))
+                try:
+                    optional_value = step['optional_value']
+                    selector = step['selector']
+                    # Support for jinja2 template in step values, with date module added
+                    if '{%' in step['optional_value'] or '{{' in step['optional_value']:
+                        optional_value = jinja_render(template_str=step['optional_value'])
+                    if '{%' in step['selector'] or '{{' in step['selector']:
+                        selector = jinja_render(template_str=step['selector'])
+
+                    getattr(interface, "call_action")(action_name=step['operation'],
+                                                      selector=selector,
+                                                      optional_value=optional_value)
+                    self.screenshot_step(step_n)
+                    self.save_step_html(step_n)
+                except (Error, TimeoutError) as e:
+                    logger.debug(str(e))
+                    # Stop processing here
+                    raise BrowserStepsStepException(step_n=step_n, original_e=e)
+
+    # It's always good to reset these
+    def delete_browser_steps_screenshots(self):
+        import glob
+        if self.browser_steps_screenshot_path is not None:
+            dest = os.path.join(self.browser_steps_screenshot_path, 'step_*.jpeg')
+            files = glob.glob(dest)
+            for f in files:
+                if os.path.isfile(f):
+                    os.unlink(f)
+
+    def save_step_html(self, param):
+        pass

changedetectionio/content_fetchers/exceptions/__init__.py

@@ -0,0 +1,98 @@
+from loguru import logger
+
+
+class Non200ErrorCodeReceived(Exception):
+    def __init__(self, status_code, url, screenshot=None, xpath_data=None, page_html=None):
+        # Set this so we can use it in other parts of the app
+        self.status_code = status_code
+        self.url = url
+        self.screenshot = screenshot
+        self.xpath_data = xpath_data
+        self.page_text = None
+
+        if page_html:
+            from changedetectionio import html_tools
+            self.page_text = html_tools.html_to_text(page_html)
+        return
+
+
+class checksumFromPreviousCheckWasTheSame(Exception):
+    def __init__(self):
+        return
+
+
+class JSActionExceptions(Exception):
+    def __init__(self, status_code, url, screenshot, message=''):
+        self.status_code = status_code
+        self.url = url
+        self.screenshot = screenshot
+        self.message = message
+        return
+
+class BrowserConnectError(Exception):
+    msg = ''
+    def __init__(self, msg):
+        self.msg = msg
+        logger.error(f"Browser connection error {msg}")
+        return
+
+class BrowserFetchTimedOut(Exception):
+    msg = ''
+    def __init__(self, msg):
+        self.msg = msg
+        logger.error(f"Browser processing took too long - {msg}")
+        return
+
+class BrowserStepsStepException(Exception):
+    def __init__(self, step_n, original_e):
+        self.step_n = step_n
+        self.original_e = original_e
+        logger.debug(f"Browser Steps exception at step {self.step_n} {str(original_e)}")
+        return
+
+
+# @todo - make base Exception class that announces via logger()
+class PageUnloadable(Exception):
+    def __init__(self, status_code=None, url='', message='', screenshot=False):
+        # Set this so we can use it in other parts of the app
+        self.status_code = status_code
+        self.url = url
+        self.screenshot = screenshot
+        self.message = message
+        return
+
+class BrowserStepsInUnsupportedFetcher(Exception):
+    def __init__(self, url):
+        self.url = url
+        return
+
+class EmptyReply(Exception):
+    def __init__(self, status_code, url, screenshot=None):
+        # Set this so we can use it in other parts of the app
+        self.status_code = status_code
+        self.url = url
+        self.screenshot = screenshot
+        return
+
+
+class ScreenshotUnavailable(Exception):
+    def __init__(self, status_code, url, page_html=None):
+        # Set this so we can use it in other parts of the app
+        self.status_code = status_code
+        self.url = url
+        if page_html:
+            from html_tools import html_to_text
+            self.page_text = html_to_text(page_html)
+        return
+
+
+class ReplyWithContentButNoText(Exception):
+    def __init__(self, status_code, url, screenshot=None, has_filters=False, html_content='', xpath_data=None):
+        # Set this so we can use it in other parts of the app
+        self.status_code = status_code
+        self.url = url
+        self.screenshot = screenshot
+        self.has_filters = has_filters
+        self.html_content = html_content
+        self.xpath_data = xpath_data
+        return

changedetectionio/content_fetchers/playwright.py

@@ -0,0 +1,208 @@
+import json
+import os
+from urllib.parse import urlparse
+
+from loguru import logger
+
+from changedetectionio.content_fetchers.base import Fetcher, manage_user_agent
+from changedetectionio.content_fetchers.exceptions import PageUnloadable, Non200ErrorCodeReceived, EmptyReply, ScreenshotUnavailable
+
+class fetcher(Fetcher):
+    fetcher_description = "Playwright {}/Javascript".format(
+        os.getenv("PLAYWRIGHT_BROWSER_TYPE", 'chromium').capitalize()
+    )
+    if os.getenv("PLAYWRIGHT_DRIVER_URL"):
+        fetcher_description += " via '{}'".format(os.getenv("PLAYWRIGHT_DRIVER_URL"))
+
+    browser_type = ''
+    command_executor = ''
+
+    # Configs for Proxy setup
+    # In the ENV vars, is prefixed with "playwright_proxy_", so it is for example "playwright_proxy_server"
+    playwright_proxy_settings_mappings = ['bypass', 'server', 'username', 'password']
+
+    proxy = None
+
+    def __init__(self, proxy_override=None, custom_browser_connection_url=None):
+        super().__init__()
+
+        self.browser_type = os.getenv("PLAYWRIGHT_BROWSER_TYPE", 'chromium').strip('"')
+
+        if custom_browser_connection_url:
+            self.browser_connection_is_custom = True
+            self.browser_connection_url = custom_browser_connection_url
+        else:
+            # Fallback to fetching from system
+            # .strip('"') is going to save someone a lot of time when they accidently wrap the env value
+            self.browser_connection_url = os.getenv("PLAYWRIGHT_DRIVER_URL", 'ws://playwright-chrome:3000').strip('"')
+
+        # If any proxy settings are enabled, then we should setup the proxy object
+        proxy_args = {}
+        for k in self.playwright_proxy_settings_mappings:
+            v = os.getenv('playwright_proxy_' + k, False)
+            if v:
+                proxy_args[k] = v.strip('"')
+
+        if proxy_args:
+            self.proxy = proxy_args
+
+        # allow per-watch proxy selection override
+        if proxy_override:
+            self.proxy = {'server': proxy_override}
+
+        if self.proxy:
+            # Playwright needs separate username and password values
+            parsed = urlparse(self.proxy.get('server'))
+            if parsed.username:
+                self.proxy['username'] = parsed.username
+                self.proxy['password'] = parsed.password
+
+    def screenshot_step(self, step_n=''):
+        screenshot = self.page.screenshot(type='jpeg', full_page=True, quality=int(os.getenv("SCREENSHOT_QUALITY", 72)))
+
+        if self.browser_steps_screenshot_path is not None:
+            destination = os.path.join(self.browser_steps_screenshot_path, 'step_{}.jpeg'.format(step_n))
+            logger.debug(f"Saving step screenshot to {destination}")
+            with open(destination, 'wb') as f:
+                f.write(screenshot)
+
+    def save_step_html(self, step_n):
+        content = self.page.content()
+        destination = os.path.join(self.browser_steps_screenshot_path, 'step_{}.html'.format(step_n))
+        logger.debug(f"Saving step HTML to {destination}")
+        with open(destination, 'w') as f:
+            f.write(content)
+
+    def run(self,
+            url,
+            timeout,
+            request_headers,
+            request_body,
+            request_method,
+            ignore_status_codes=False,
+            current_include_filters=None,
+            is_binary=False):
+
+        from playwright.sync_api import sync_playwright
+        import playwright._impl._errors
+        from changedetectionio.content_fetchers import visualselector_xpath_selectors
+        self.delete_browser_steps_screenshots()
+        response = None
+
+        with sync_playwright() as p:
+            browser_type = getattr(p, self.browser_type)
+
+            # Seemed to cause a connection Exception even tho I can see it connect
+            # self.browser = browser_type.connect(self.command_executor, timeout=timeout*1000)
+            # 60,000 connection timeout only
+            browser = browser_type.connect_over_cdp(self.browser_connection_url, timeout=60000)
+
+            # SOCKS5 with authentication is not supported (yet)
+            # https://github.com/microsoft/playwright/issues/10567
+
+            # Set user agent to prevent Cloudflare from blocking the browser
+            # Use the default one configured in the App.py model that's passed from fetch_site_status.py
+            context = browser.new_context(
+                accept_downloads=False,  # Should never be needed
+                bypass_csp=True,  # This is needed to enable JavaScript execution on GitHub and others
+                extra_http_headers=request_headers,
+                ignore_https_errors=True,
+                proxy=self.proxy,
+                service_workers=os.getenv('PLAYWRIGHT_SERVICE_WORKERS', 'allow'), # Should be `allow` or `block` - sites like YouTube can transmit large amounts of data via Service Workers
+                user_agent=manage_user_agent(headers=request_headers),
+            )
+
+            self.page = context.new_page()
+
+            # Listen for all console events and handle errors
+            self.page.on("console", lambda msg: print(f"Playwright console: Watch URL: {url} {msg.type}: {msg.text} {msg.args}"))
+
+            # Re-use as much code from browser steps as possible so its the same
+            from changedetectionio.blueprint.browser_steps.browser_steps import steppable_browser_interface
+            browsersteps_interface = steppable_browser_interface(start_url=url)
+            browsersteps_interface.page = self.page
+
+            response = browsersteps_interface.action_goto_url(value=url)
+            self.headers = response.all_headers()
+
+            if response is None:
+                context.close()
+                browser.close()
+                logger.debug("Content Fetcher > Response object was none")
+                raise EmptyReply(url=url, status_code=None)
+
+            try:
+                if self.webdriver_js_execute_code is not None and len(self.webdriver_js_execute_code):
+                    browsersteps_interface.action_execute_js(value=self.webdriver_js_execute_code, selector=None)
+            except playwright._impl._errors.TimeoutError as e:
+                context.close()
+                browser.close()
+                # This can be ok, we will try to grab what we could retrieve
+                pass
+            except Exception as e:
+                logger.debug(f"Content Fetcher > Other exception when executing custom JS code {str(e)}")
+                context.close()
+                browser.close()
+                raise PageUnloadable(url=url, status_code=None, message=str(e))
+
+            extra_wait = int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)) + self.render_extract_delay
+            self.page.wait_for_timeout(extra_wait * 1000)
+
+            try:
+                self.status_code = response.status
+            except Exception as e:
+                # https://github.com/dgtlmoon/changedetection.io/discussions/2122#discussioncomment-8241962
+                logger.critical(f"Response from the browser/Playwright did not have a status_code! Response follows.")
+                logger.critical(response)
+                context.close()
+                browser.close()
+                raise PageUnloadable(url=url, status_code=None, message=str(e))
+
+            if self.status_code != 200 and not ignore_status_codes:
+                screenshot = self.page.screenshot(type='jpeg', full_page=True,
+                                                  quality=int(os.getenv("SCREENSHOT_QUALITY", 72)))
+
+                raise Non200ErrorCodeReceived(url=url, status_code=self.status_code, screenshot=screenshot)
+
+            if len(self.page.content().strip()) == 0:
+                context.close()
+                browser.close()
+                logger.debug("Content Fetcher > Content was empty")
+                raise EmptyReply(url=url, status_code=response.status)
+
+            # Run Browser Steps here
+            if self.browser_steps_get_valid_steps():
+                self.iterate_browser_steps(start_url=url)
+
+            self.page.wait_for_timeout(extra_wait * 1000)
+
+            # So we can find an element on the page where its selector was entered manually (maybe not xPath etc)
+            if current_include_filters is not None:
+                self.page.evaluate("var include_filters={}".format(json.dumps(current_include_filters)))
+            else:
+                self.page.evaluate("var include_filters=''")
+
+            self.xpath_data = self.page.evaluate(
+                "async () => {" + self.xpath_element_js.replace('%ELEMENTS%', visualselector_xpath_selectors) + "}")
+            self.instock_data = self.page.evaluate("async () => {" + self.instock_data_js + "}")
+
+            self.content = self.page.content()
+            # Bug 3 in Playwright screenshot handling
+            # Some bug where it gives the wrong screenshot size, but making a request with the clip set first seems to solve it
+            # JPEG is better here because the screenshots can be very very large
+
+            # Screenshots also travel via the ws:// (websocket) meaning that the binary data is base64 encoded
+            # which will significantly increase the IO size between the server and client, it's recommended to use the lowest
+            # acceptable screenshot quality here
+            try:
+                # The actual screenshot - this always base64 and needs decoding! horrible! huge CPU usage
+                self.screenshot = self.page.screenshot(type='jpeg',
+                                                       full_page=True,
+                                                       quality=int(os.getenv("SCREENSHOT_QUALITY", 72)),
+                                                       )
+            except Exception as e:
+                # It's likely the screenshot was too long/big and something crashed
+                raise ScreenshotUnavailable(url=url, status_code=self.status_code)
+            finally:
+                context.close()
+                browser.close()

changedetectionio/content_fetchers/puppeteer.py

@@ -0,0 +1,269 @@
+import asyncio
+import json
+import os
+import websockets.exceptions
+from urllib.parse import urlparse
+
+from loguru import logger
+
+from changedetectionio.content_fetchers.base import Fetcher, manage_user_agent
+from changedetectionio.content_fetchers.exceptions import PageUnloadable, Non200ErrorCodeReceived, EmptyReply, BrowserFetchTimedOut, BrowserConnectError
+
+class fetcher(Fetcher):
+    fetcher_description = "Puppeteer/direct {}/Javascript".format(
+        os.getenv("PLAYWRIGHT_BROWSER_TYPE", 'chromium').capitalize()
+    )
+    if os.getenv("PLAYWRIGHT_DRIVER_URL"):
+        fetcher_description += " via '{}'".format(os.getenv("PLAYWRIGHT_DRIVER_URL"))
+
+    browser_type = ''
+    command_executor = ''
+
+    proxy = None
+
+    def __init__(self, proxy_override=None, custom_browser_connection_url=None):
+        super().__init__()
+
+        if custom_browser_connection_url:
+            self.browser_connection_is_custom = True
+            self.browser_connection_url = custom_browser_connection_url
+        else:
+            # Fallback to fetching from system
+            # .strip('"') is going to save someone a lot of time when they accidently wrap the env value
+            self.browser_connection_url = os.getenv("PLAYWRIGHT_DRIVER_URL", 'ws://playwright-chrome:3000').strip('"')
+
+        # allow per-watch proxy selection override
+        # @todo check global too?
+        if proxy_override:
+            # Playwright needs separate username and password values
+            parsed = urlparse(proxy_override)
+            if parsed:
+                self.proxy = {'username': parsed.username, 'password': parsed.password}
+                # Add the proxy server chrome start option, the username and password never gets added here
+                # (It always goes in via await self.page.authenticate(self.proxy))
+
+                # @todo filter some injection attack?
+                # check scheme when no scheme
+                proxy_url = parsed.scheme + "://" if parsed.scheme else 'http://'
+                r = "?" if not '?' in self.browser_connection_url else '&'
+                port = ":"+str(parsed.port) if parsed.port else ''
+                q = "?"+parsed.query if parsed.query else ''
+                proxy_url += f"{parsed.hostname}{port}{parsed.path}{q}"
+                self.browser_connection_url += f"{r}--proxy-server={proxy_url}"
+
+    # def screenshot_step(self, step_n=''):
+    #     screenshot = self.page.screenshot(type='jpeg', full_page=True, quality=85)
+    #
+    #     if self.browser_steps_screenshot_path is not None:
+    #         destination = os.path.join(self.browser_steps_screenshot_path, 'step_{}.jpeg'.format(step_n))
+    #         logger.debug(f"Saving step screenshot to {destination}")
+    #         with open(destination, 'wb') as f:
+    #             f.write(screenshot)
+    #
+    # def save_step_html(self, step_n):
+    #     content = self.page.content()
+    #     destination = os.path.join(self.browser_steps_screenshot_path, 'step_{}.html'.format(step_n))
+    #     logger.debug(f"Saving step HTML to {destination}")
+    #     with open(destination, 'w') as f:
+    #         f.write(content)
+
+    async def fetch_page(self,
+                         url,
+                         timeout,
+                         request_headers,
+                         request_body,
+                         request_method,
+                         ignore_status_codes,
+                         current_include_filters,
+                         is_binary
+                         ):
+
+        from changedetectionio.content_fetchers import visualselector_xpath_selectors
+        self.delete_browser_steps_screenshots()
+        extra_wait = int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)) + self.render_extract_delay
+
+        from pyppeteer import Pyppeteer
+        pyppeteer_instance = Pyppeteer()
+
+        # Connect directly using the specified browser_ws_endpoint
+        # @todo timeout
+        try:
+            browser = await pyppeteer_instance.connect(browserWSEndpoint=self.browser_connection_url,
+                                                       ignoreHTTPSErrors=True
+                                                       )
+        except websockets.exceptions.InvalidStatusCode as e:
+            raise BrowserConnectError(msg=f"Error while trying to connect the browser, Code {e.status_code} (check your access, whitelist IP, password etc)")
+        except websockets.exceptions.InvalidURI:
+            raise BrowserConnectError(msg=f"Error connecting to the browser, check your browser connection address (should be ws:// or wss://")
+        except Exception as e:
+            raise BrowserConnectError(msg=f"Error connecting to the browser {str(e)}")
+
+        # Better is to launch chrome with the URL as arg
+        # non-headless - newPage() will launch an extra tab/window, .browser should already contain 1 page/tab
+        # headless - ask a new page
+        self.page = (pages := await browser.pages) and len(pages) or await browser.newPage()
+
+        try:
+            from pyppeteerstealth import inject_evasions_into_page
+        except ImportError:
+            logger.debug("pyppeteerstealth module not available, skipping")
+            pass
+        else:
+            # I tried hooking events via self.page.on(Events.Page.DOMContentLoaded, inject_evasions_requiring_obj_to_page)
+            # But I could never get it to fire reliably, so we just inject it straight after
+            await inject_evasions_into_page(self.page)
+
+        # This user agent is similar to what was used when tweaking the evasions in inject_evasions_into_page(..)
+        user_agent = None
+        if request_headers and request_headers.get('User-Agent'):
+            # Request_headers should now be CaaseInsensitiveDict
+            # Remove it so it's not sent again with headers after
+            user_agent = request_headers.pop('User-Agent').strip()
+            await self.page.setUserAgent(user_agent)
+
+        if not user_agent:
+            # Attempt to strip 'HeadlessChrome' etc
+            await self.page.setUserAgent(manage_user_agent(headers=request_headers, current_ua=await self.page.evaluate('navigator.userAgent')))
+
+        await self.page.setBypassCSP(True)
+        if request_headers:
+            await self.page.setExtraHTTPHeaders(request_headers)
+
+        # SOCKS5 with authentication is not supported (yet)
+        # https://github.com/microsoft/playwright/issues/10567
+        self.page.setDefaultNavigationTimeout(0)
+        await self.page.setCacheEnabled(True)
+        if self.proxy and self.proxy.get('username'):
+            # Setting Proxy-Authentication header is deprecated, and doing so can trigger header change errors from Puppeteer
+            # https://github.com/puppeteer/puppeteer/issues/676 ?
+            # https://help.brightdata.com/hc/en-us/articles/12632549957649-Proxy-Manager-How-to-Guides#h_01HAKWR4Q0AFS8RZTNYWRDFJC2
+            # https://cri.dev/posts/2020-03-30-How-to-solve-Puppeteer-Chrome-Error-ERR_INVALID_ARGUMENT/
+            await self.page.authenticate(self.proxy)
+
+        # Re-use as much code from browser steps as possible so its the same
+        # from changedetectionio.blueprint.browser_steps.browser_steps import steppable_browser_interface
+
+        # not yet used here, we fallback to playwright when browsersteps is required
+        #            browsersteps_interface = steppable_browser_interface()
+        #            browsersteps_interface.page = self.page
+
+        response = await self.page.goto(url, waitUntil="load")
+
+
+        if response is None:
+            await self.page.close()
+            await browser.close()
+            logger.warning("Content Fetcher > Response object was none")
+            raise EmptyReply(url=url, status_code=None)
+
+        self.headers = response.headers
+
+        try:
+            if self.webdriver_js_execute_code is not None and len(self.webdriver_js_execute_code):
+                await self.page.evaluate(self.webdriver_js_execute_code)
+        except Exception as e:
+            logger.warning("Got exception when running evaluate on custom JS code")
+            logger.error(str(e))
+            await self.page.close()
+            await browser.close()
+            # This can be ok, we will try to grab what we could retrieve
+            raise PageUnloadable(url=url, status_code=None, message=str(e))
+
+        try:
+            self.status_code = response.status
+        except Exception as e:
+            # https://github.com/dgtlmoon/changedetection.io/discussions/2122#discussioncomment-8241962
+            logger.critical(f"Response from the browser/Playwright did not have a status_code! Response follows.")
+            logger.critical(response)
+            await self.page.close()
+            await browser.close()
+            raise PageUnloadable(url=url, status_code=None, message=str(e))
+
+        if self.status_code != 200 and not ignore_status_codes:
+            screenshot = await self.page.screenshot(type_='jpeg',
+                                                    fullPage=True,
+                                                    quality=int(os.getenv("SCREENSHOT_QUALITY", 72)))
+
+            raise Non200ErrorCodeReceived(url=url, status_code=self.status_code, screenshot=screenshot)
+        content = await self.page.content
+        if len(content.strip()) == 0:
+            await self.page.close()
+            await browser.close()
+            logger.error("Content Fetcher > Content was empty")
+            raise EmptyReply(url=url, status_code=response.status)
+
+        # Run Browser Steps here
+        # @todo not yet supported, we switch to playwright in this case
+        #            if self.browser_steps_get_valid_steps():
+        #                self.iterate_browser_steps()
+
+        await asyncio.sleep(1 + extra_wait)
+
+        # So we can find an element on the page where its selector was entered manually (maybe not xPath etc)
+        # Setup the xPath/VisualSelector scraper
+        if current_include_filters is not None:
+            js = json.dumps(current_include_filters)
+            await self.page.evaluate(f"var include_filters={js}")
+        else:
+            await self.page.evaluate(f"var include_filters=''")
+
+        self.xpath_data = await self.page.evaluate(
+            "async () => {" + self.xpath_element_js.replace('%ELEMENTS%', visualselector_xpath_selectors) + "}")
+        self.instock_data = await self.page.evaluate("async () => {" + self.instock_data_js + "}")
+
+        self.content = await self.page.content
+        # Bug 3 in Playwright screenshot handling
+        # Some bug where it gives the wrong screenshot size, but making a request with the clip set first seems to solve it
+        # JPEG is better here because the screenshots can be very very large
+
+        # Screenshots also travel via the ws:// (websocket) meaning that the binary data is base64 encoded
+        # which will significantly increase the IO size between the server and client, it's recommended to use the lowest
+        # acceptable screenshot quality here
+        try:
+            self.screenshot = await self.page.screenshot(type_='jpeg',
+                                                         fullPage=True,
+                                                         quality=int(os.getenv("SCREENSHOT_QUALITY", 72)))
+        except Exception as e:
+            logger.error("Error fetching screenshot")
+            # // May fail on very large pages with 'WARNING: tile memory limits exceeded, some content may not draw'
+            # // @ todo after text extract, we can place some overlay text with red background to say 'croppped'
+            logger.error('ERROR: content-fetcher page was maybe too large for a screenshot, reverting to viewport only screenshot')
+            try:
+                self.screenshot = await self.page.screenshot(type_='jpeg',
+                                                             fullPage=False,
+                                                             quality=int(os.getenv("SCREENSHOT_QUALITY", 72)))
+            except Exception as e:
+                logger.error('ERROR: Failed to get viewport-only reduced screenshot :(')
+                pass
+        finally:
+            # It's good to log here in the case that the browser crashes on shutting down but we still get the data we need
+            logger.success(f"Fetching '{url}' complete, closing page")
+            await self.page.close()
+            logger.success(f"Fetching '{url}' complete, closing browser")
+            await browser.close()
+        logger.success(f"Fetching '{url}' complete, exiting puppeteer fetch.")
+
+    async def main(self, **kwargs):
+        await self.fetch_page(**kwargs)
+
+    def run(self, url, timeout, request_headers, request_body, request_method, ignore_status_codes=False,
+            current_include_filters=None, is_binary=False):
+
+        #@todo make update_worker async which could run any of these content_fetchers within memory and time constraints
+        max_time = os.getenv('PUPPETEER_MAX_PROCESSING_TIMEOUT_SECONDS', 180)
+
+        # This will work in 3.10 but not >= 3.11 because 3.11 wants tasks only
+        try:
+            asyncio.run(asyncio.wait_for(self.main(
+                url=url,
+                timeout=timeout,
+                request_headers=request_headers,
+                request_body=request_body,
+                request_method=request_method,
+                ignore_status_codes=ignore_status_codes,
+                current_include_filters=current_include_filters,
+                is_binary=is_binary
+            ), timeout=max_time))
+        except asyncio.TimeoutError:
+            raise(BrowserFetchTimedOut(msg=f"Browser connected but was unable to process the page in {max_time} seconds."))
+

changedetectionio/content_fetchers/requests.py

@@ -0,0 +1,86 @@
+import hashlib
+import os
+
+import chardet
+import requests
+
+from changedetectionio.content_fetchers.exceptions import BrowserStepsInUnsupportedFetcher, EmptyReply, Non200ErrorCodeReceived
+from changedetectionio.content_fetchers.base import Fetcher
+
+
+# "html_requests" is listed as the default fetcher in store.py!
+class fetcher(Fetcher):
+    fetcher_description = "Basic fast Plaintext/HTTP Client"
+
+    def __init__(self, proxy_override=None, custom_browser_connection_url=None):
+        super().__init__()
+        self.proxy_override = proxy_override
+        # browser_connection_url is none because its always 'launched locally'
+
+    def run(self,
+            url,
+            timeout,
+            request_headers,
+            request_body,
+            request_method,
+            ignore_status_codes=False,
+            current_include_filters=None,
+            is_binary=False):
+
+        if self.browser_steps_get_valid_steps():
+            raise BrowserStepsInUnsupportedFetcher(url=url)
+
+        proxies = {}
+
+        # Allows override the proxy on a per-request basis
+
+        # https://requests.readthedocs.io/en/latest/user/advanced/#socks
+        # Should also work with `socks5://user:pass@host:port` type syntax.
+
+        if self.proxy_override:
+            proxies = {'http': self.proxy_override, 'https': self.proxy_override, 'ftp': self.proxy_override}
+        else:
+            if self.system_http_proxy:
+                proxies['http'] = self.system_http_proxy
+            if self.system_https_proxy:
+                proxies['https'] = self.system_https_proxy
+
+        r = requests.request(method=request_method,
+                             data=request_body,
+                             url=url,
+                             headers=request_headers,
+                             timeout=timeout,
+                             proxies=proxies,
+                             verify=False)
+
+        # If the response did not tell us what encoding format to expect, Then use chardet to override what `requests` thinks.
+        # For example - some sites don't tell us it's utf-8, but return utf-8 content
+        # This seems to not occur when using webdriver/selenium, it seems to detect the text encoding more reliably.
+        # https://github.com/psf/requests/issues/1604 good info about requests encoding detection
+        if not is_binary:
+            # Don't run this for PDF (and requests identified as binary) takes a _long_ time
+            if not r.headers.get('content-type') or not 'charset=' in r.headers.get('content-type'):
+                encoding = chardet.detect(r.content)['encoding']
+                if encoding:
+                    r.encoding = encoding
+
+        self.headers = r.headers
+
+        if not r.content or not len(r.content):
+            raise EmptyReply(url=url, status_code=r.status_code)
+
+        # @todo test this
+        # @todo maybe you really want to test zero-byte return pages?
+        if r.status_code != 200 and not ignore_status_codes:
+            # maybe check with content works?
+            raise Non200ErrorCodeReceived(url=url, status_code=r.status_code, page_html=r.text)
+
+        self.status_code = r.status_code
+        if is_binary:
+            # Binary files just return their checksum until we add something smarter
+            self.content = hashlib.md5(r.content).hexdigest()
+        else:
+            self.content = r.text
+
+
+        self.raw_content = r.content

changedetectionio/content_fetchers/res/__init__.py

@@ -0,0 +1 @@
+# resources for browser injection/scraping

changedetectionio/content_fetchers/res/puppeteer_fetch.js

@@ -146,7 +146,7 @@ module.exports = async ({page, context}) => {
     var xpath_data;
     var instock_data;
     try {
-        // Not sure the best way here, in the future this should be a new package added to npm then run in browserless
+        // Not sure the best way here, in the future this should be a new package added to npm then run in evaluatedCode
         // (Once the old playwright is removed)
         xpath_data = await page.evaluate((include_filters) => {%xpath_scrape_code%}, include_filters);
         instock_data = await page.evaluate(() => {%instock_scrape_code%});

changedetectionio/content_fetchers/res/stock-not-in-stock.js

@@ -0,0 +1,204 @@
+// Restock Detector
+// (c) Leigh Morresi dgtlmoon@gmail.com
+//
+// Assumes the product is in stock to begin with, unless the following appears above the fold ;
+// - outOfStockTexts appears above the fold (out of stock)
+// - negateOutOfStockRegex (really is in stock)
+
+function isItemInStock() {
+    // @todo Pass these in so the same list can be used in non-JS fetchers
+    const outOfStockTexts = [
+        ' أخبرني عندما يتوفر',
+        '0 in stock',
+        'actuellement indisponible',
+        'agotado',
+        'article épuisé',
+        'artikel zurzeit vergriffen',
+        'as soon as stock is available',
+        'ausverkauft', // sold out
+        'available for back order',
+        'awaiting stock',
+        'back in stock soon',
+        'back-order or out of stock',
+        'backordered',
+        'benachrichtigt mich', // notify me
+        'brak na stanie',
+        'brak w magazynie',
+        'coming soon',
+        'currently have any tickets for this',
+        'currently unavailable',
+        'dieser artikel ist bald wieder verfügbar',
+        'dostępne wkrótce',
+        'en rupture de stock',
+        'isn\'t in stock right now',
+        'isnt in stock right now',
+        'isn’t in stock right now',
+        'item is no longer available',
+        'let me know when it\'s available',
+        'mail me when available',
+        'message if back in stock',
+        'nachricht bei',
+        'nicht auf lager',
+        'nicht lagernd',
+        'nicht lieferbar',
+        'nicht verfügbar',
+        'nicht vorrätig',
+        'nicht zur verfügung',
+        'nie znaleziono produktów',
+        'niet beschikbaar',
+        'niet leverbaar',
+        'niet op voorraad',
+        'no disponible temporalmente',
+        'no longer in stock',
+        'no tickets available',
+        'not available',
+        'not currently available',
+        'not in stock',
+        'notify me when available',
+        'notify me',
+        'notify when available',
+        'não estamos a aceitar encomendas',
+        'out of stock',
+        'out-of-stock',
+        'prodotto esaurito',
+        'produkt niedostępny',
+        'sold out',
+        'sold-out',
+        'temporarily out of stock',
+        'temporarily unavailable',
+        'there were no search results for',
+        'this item is currently unavailable',
+        'tickets unavailable',
+        'tijdelijk uitverkocht',
+        'unavailable nearby',
+        'unavailable tickets',
+        'vergriffen',
+        'vorbestellen',
+        'vorbestellung ist bald möglich',
+        'we couldn\'t find any products that match',
+        'we do not currently have an estimate of when this product will be back in stock.',
+        'we don\'t know when or if this item will be back in stock.',
+        'we were not able to find a match',
+        'when this arrives in stock',
+        'zur zeit nicht an lager',
+        '品切れ',
+        '已售',
+        '已售完',
+        '품절'
+    ];
+
+
+    const vh = Math.max(document.documentElement.clientHeight || 0, window.innerHeight || 0);
+
+    function getElementBaseText(element) {
+        // .textContent can include text from children which may give the wrong results
+        // scan only immediate TEXT_NODEs, which will be a child of the element
+        var text = "";
+        for (var i = 0; i < element.childNodes.length; ++i)
+            if (element.childNodes[i].nodeType === Node.TEXT_NODE)
+                text += element.childNodes[i].textContent;
+        return text.toLowerCase().trim();
+    }
+
+    const negateOutOfStockRegex = new RegExp('^([0-9] in stock|add to cart|in stock)', 'ig');
+
+    // The out-of-stock or in-stock-text is generally always above-the-fold
+    // and often below-the-fold is a list of related products that may or may not contain trigger text
+    // so it's good to filter to just the 'above the fold' elements
+    // and it should be atleast 100px from the top to ignore items in the toolbar, sometimes menu items like "Coming soon" exist
+
+
+// @todo - if it's SVG or IMG, go into image diff mode
+// %ELEMENTS% replaced at injection time because different interfaces use it with different settings
+
+    console.log("Scanning %ELEMENTS%");
+
+    function collectVisibleElements(parent, visibleElements) {
+        if (!parent) return; // Base case: if parent is null or undefined, return
+
+        // Add the parent itself to the visible elements array if it's of the specified types
+        visibleElements.push(parent);
+
+        // Iterate over the parent's children
+        const children = parent.children;
+        for (let i = 0; i < children.length; i++) {
+            const child = children[i];
+            if (
+                child.nodeType === Node.ELEMENT_NODE &&
+                window.getComputedStyle(child).display !== 'none' &&
+                window.getComputedStyle(child).visibility !== 'hidden' &&
+                child.offsetWidth >= 0 &&
+                child.offsetHeight >= 0 &&
+                window.getComputedStyle(child).contentVisibility !== 'hidden'
+            ) {
+                // If the child is an element and is visible, recursively collect visible elements
+                collectVisibleElements(child, visibleElements);
+            }
+        }
+    }
+
+    const elementsToScan = [];
+    collectVisibleElements(document.body, elementsToScan);
+
+    var elementText = "";
+
+    // REGEXS THAT REALLY MEAN IT'S IN STOCK
+    for (let i = elementsToScan.length - 1; i >= 0; i--) {
+        const element = elementsToScan[i];
+
+        // outside the 'fold' or some weird text in the heading area
+        // .getBoundingClientRect() was causing a crash in chrome 119, can only be run on contentVisibility != hidden
+        if (element.getBoundingClientRect().top + window.scrollY >= vh || element.getBoundingClientRect().top + window.scrollY <= 100) {
+            continue
+        }
+
+        elementText = "";
+        if (element.tagName.toLowerCase() === "input") {
+            elementText = element.value.toLowerCase().trim();
+        } else {
+            elementText = getElementBaseText(element);
+        }
+
+        if (elementText.length) {
+            // try which ones could mean its in stock
+            if (negateOutOfStockRegex.test(elementText) && !elementText.includes('(0 products)')) {
+                console.log(`Negating/overriding 'Out of Stock' back to "Possibly in stock" found "${elementText}"`)
+                return 'Possibly in stock';
+            }
+        }
+    }
+
+    // OTHER STUFF THAT COULD BE THAT IT'S OUT OF STOCK
+    for (let i = elementsToScan.length - 1; i >= 0; i--) {
+        const element = elementsToScan[i];
+        // outside the 'fold' or some weird text in the heading area
+        // .getBoundingClientRect() was causing a crash in chrome 119, can only be run on contentVisibility != hidden
+        if (element.getBoundingClientRect().top + window.scrollY >= vh + 150 || element.getBoundingClientRect().top + window.scrollY <= 100) {
+            continue
+        }
+        elementText = "";
+        if (element.tagName.toLowerCase() === "input") {
+            elementText = element.value.toLowerCase().trim();
+        } else {
+            elementText = getElementBaseText(element);
+        }
+
+        if (elementText.length) {
+            // and these mean its out of stock
+            for (const outOfStockText of outOfStockTexts) {
+                if (elementText.includes(outOfStockText)) {
+                    console.log(`Selected 'Out of Stock' - found text "${outOfStockText}" - "${elementText}"`)
+                    return outOfStockText; // item is out of stock
+                }
+            }
+        }
+    }
+
+    console.log(`Returning 'Possibly in stock' - cant' find any useful matching text`)
+    return 'Possibly in stock'; // possibly in stock, cant decide otherwise.
+}
+
+// returns the element text that makes it think it's out of stock
+return isItemInStock().trim()
+
+

changedetectionio/content_fetchers/res/xpath_element_scraper.js

@@ -16,7 +16,6 @@ try {
 }
 
 
-
 // Include the getXpath script directly, easier than fetching
 function getxpath(e) {
     var n = e;
@@ -59,14 +58,14 @@ const findUpTag = (el) => {
 
     // Strategy 2: Keep going up until we hit an ID tag, imagine it's like  #list-widget div h4
     while (r.parentNode) {
-        if (depth == 5) {
+        if (depth === 5) {
             break;
         }
         if ('' !== r.id) {
             chained_css.unshift("#" + CSS.escape(r.id));
             final_selector = chained_css.join(' > ');
             // Be sure theres only one, some sites have multiples of the same ID tag :-(
-            if (window.document.querySelectorAll(final_selector).length == 1) {
+            if (window.document.querySelectorAll(final_selector).length === 1) {
                 return final_selector;
             }
             return null;
@@ -82,30 +81,60 @@ const findUpTag = (el) => {
 
 // @todo - if it's SVG or IMG, go into image diff mode
 // %ELEMENTS% replaced at injection time because different interfaces use it with different settings
-var elements = window.document.querySelectorAll("%ELEMENTS%");
+
 var size_pos = [];
 // after page fetch, inject this JS
 // build a map of all elements and their positions (maybe that only include text?)
 var bbox;
-for (var i = 0; i < elements.length; i++) {
+console.log("Scanning %ELEMENTS%");
-    bbox = elements[i].getBoundingClientRect();
 
-    // Exclude items that are not interactable or visible
+function collectVisibleElements(parent, visibleElements) {
-    if(elements[i].style.opacity === "0") {
+    if (!parent) return; // Base case: if parent is null or undefined, return
-        continue
+
+
+    // Add the parent itself to the visible elements array if it's of the specified types
+    const tagName = parent.tagName.toLowerCase();
+    if ("%ELEMENTS%".split(',').includes(tagName)) {
+        visibleElements.push(parent);
     }
-    if(elements[i].style.display === "none" || elements[i].style.pointerEvents === "none" ) {
+
-        continue
+    // Iterate over the parent's children
+    const children = parent.children;
+    for (let i = 0; i < children.length; i++) {
+        const child = children[i];
+        if (
+            child.nodeType === Node.ELEMENT_NODE &&
+            window.getComputedStyle(child).display !== 'none' &&
+            window.getComputedStyle(child).visibility !== 'hidden' &&
+            child.offsetWidth >= 0 &&
+            child.offsetHeight >= 0 &&
+            window.getComputedStyle(child).contentVisibility !== 'hidden'
+        ) {
+            // If the child is an element and is visible, recursively collect visible elements
+            collectVisibleElements(child, visibleElements);
         }
+    }
+}
+
+// Create an array to hold the visible elements
+const visibleElementsArray = [];
+
+// Call collectVisibleElements with the starting parent element
+collectVisibleElements(document.body, visibleElementsArray);
+
+
+visibleElementsArray.forEach(function (element) {
+
+    bbox = element.getBoundingClientRect();
 
     // Skip really small ones, and where width or height ==0
-    if (bbox['width'] * bbox['height'] < 100) {
+    if (bbox['width'] * bbox['height'] < 10) {
-        continue;
+        return
     }
 
     // Don't include elements that are offset from canvas
     if (bbox['top'] + scroll_y < 0 || bbox['left'] < 0) {
-        continue;
+        return
     }
 
     // @todo the getXpath kind of sucks, it doesnt know when there is for example just one ID sometimes
@@ -114,50 +143,46 @@ for (var i = 0; i < elements.length; i++) {
 
     // 1st primitive - if it has class, try joining it all and select, if theres only one.. well thats us.
     xpath_result = false;
-
     try {
-        var d = findUpTag(elements[i]);
+        var d = findUpTag(element);
         if (d) {
             xpath_result = d;
         }
     } catch (e) {
         console.log(e);
     }
-
     // You could swap it and default to getXpath and then try the smarter one
     // default back to the less intelligent one
     if (!xpath_result) {
         try {
             // I've seen on FB and eBay that this doesnt work
             // ReferenceError: getXPath is not defined at eval (eval at evaluate (:152:29), <anonymous>:67:20) at UtilityScript.evaluate (<anonymous>:159:18) at UtilityScript.<anonymous> (<anonymous>:1:44)
-            xpath_result = getxpath(elements[i]);
+            xpath_result = getxpath(element);
         } catch (e) {
             console.log(e);
-            continue;
+            return
         }
     }
 
-    if (window.getComputedStyle(elements[i]).visibility === "hidden") {
-        continue;
-    }
 
-    // @todo Possible to ONLY list where it's clickable to save JSON xfer size
     size_pos.push({
         xpath: xpath_result,
         width: Math.round(bbox['width']),
         height: Math.round(bbox['height']),
         left: Math.floor(bbox['left']),
         top: Math.floor(bbox['top']) + scroll_y,
-        tagName: (elements[i].tagName) ? elements[i].tagName.toLowerCase() : '',
+        tagName: (element.tagName) ? element.tagName.toLowerCase() : '',
-        tagtype: (elements[i].tagName == 'INPUT' && elements[i].type) ? elements[i].type.toLowerCase() : '',
+        tagtype: (element.tagName.toLowerCase() === 'input' && element.type) ? element.type.toLowerCase() : '',
-        isClickable: (elements[i].onclick) || window.getComputedStyle(elements[i]).cursor == "pointer"
+        isClickable: window.getComputedStyle(element).cursor == "pointer"
+    });
+
 });
 
-}
 
 // Inject the current one set in the include_filters, which may be a CSS rule
 // used for displaying the current one in VisualSelector, where its not one we generated.
 if (include_filters.length) {
+    let results;
     // Foreach filter, go and find it on the page and add it to the results so we can visualise it again
     for (const f of include_filters) {
         bbox = false;
@@ -173,10 +198,15 @@ if (include_filters.length) {
             if (f.startsWith('/') || f.startsWith('xpath')) {
                 var qry_f = f.replace(/xpath(:|\d:)/, '')
                 console.log("[xpath] Scanning for included filter " + qry_f)
-                q = document.evaluate(qry_f, document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
+                let xpathResult = document.evaluate(qry_f, document, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
+                results = [];
+                for (let i = 0; i < xpathResult.snapshotLength; i++) {
+                    results.push(xpathResult.snapshotItem(i));
+                }
             } else {
                 console.log("[css] Scanning for included filter " + f)
-                q = document.querySelector(f);
+                console.log("[css] Scanning for included filter " + f);
+                results = document.querySelectorAll(f);
             }
         } catch (e) {
             // Maybe catch DOMException and alert?
@@ -184,11 +214,14 @@ if (include_filters.length) {
             console.log(e);
         }
 
-        if (q) {
+        if (results.length) {
+
+            // Iterate over the results
+            results.forEach(node => {
                 // Try to resolve //something/text() back to its /something so we can atleast get the bounding box
                 try {
-                if (typeof q.nodeName == 'string' && q.nodeName === '#text') {
+                    if (typeof node.nodeName == 'string' && node.nodeName === '#text') {
-                    q = q.parentElement
+                        node = node.parentElement
                     }
                 } catch (e) {
                     console.log(e)
@@ -196,24 +229,19 @@ if (include_filters.length) {
                 }
 
                 // #1231 - IN the case XPath attribute filter is applied, we will have to traverse up and find the element.
-            if (typeof q.getBoundingClientRect == 'function') {
+                if (typeof node.getBoundingClientRect == 'function') {
-                bbox = q.getBoundingClientRect();
+                    bbox = node.getBoundingClientRect();
                     console.log("xpath_element_scraper: Got filter element, scroll from top was " + scroll_y)
                 } else {
                     try {
                         // Try and see we can find its ownerElement
-                    bbox = q.ownerElement.getBoundingClientRect();
+                        bbox = node.ownerElement.getBoundingClientRect();
                         console.log("xpath_element_scraper: Got filter by ownerElement element, scroll from top was " + scroll_y)
                     } catch (e) {
                         console.log(e)
                         console.log("xpath_element_scraper: error looking up q.ownerElement")
                     }
                 }
-        }
-        
-        if(!q) {
-            console.log("xpath_element_scraper: filter element " + f + " was not found");
-        }
 
                 if (bbox && bbox['width'] > 0 && bbox['height'] > 0) {
                     size_pos.push({
@@ -221,7 +249,10 @@ if (include_filters.length) {
                         width: parseInt(bbox['width']),
                         height: parseInt(bbox['height']),
                         left: parseInt(bbox['left']),
-                top: parseInt(bbox['top'])+scroll_y
+                        top: parseInt(bbox['top']) + scroll_y,
+                        highlight_as_custom_filter: true
+                    });
+                }
             });
         }
     }

changedetectionio/content_fetchers/webdriver_selenium.py

@@ -0,0 +1,119 @@
+import os
+import time
+
+from loguru import logger
+from changedetectionio.content_fetchers.base import Fetcher
+
+class fetcher(Fetcher):
+    if os.getenv("WEBDRIVER_URL"):
+        fetcher_description = "WebDriver Chrome/Javascript via '{}'".format(os.getenv("WEBDRIVER_URL"))
+    else:
+        fetcher_description = "WebDriver Chrome/Javascript"
+
+    # Configs for Proxy setup
+    # In the ENV vars, is prefixed with "webdriver_", so it is for example "webdriver_sslProxy"
+    selenium_proxy_settings_mappings = ['proxyType', 'ftpProxy', 'httpProxy', 'noProxy',
+                                        'proxyAutoconfigUrl', 'sslProxy', 'autodetect',
+                                        'socksProxy', 'socksVersion', 'socksUsername', 'socksPassword']
+    proxy = None
+
+    def __init__(self, proxy_override=None, custom_browser_connection_url=None):
+        super().__init__()
+        from selenium.webdriver.common.proxy import Proxy as SeleniumProxy
+
+        # .strip('"') is going to save someone a lot of time when they accidently wrap the env value
+        if not custom_browser_connection_url:
+            self.browser_connection_url = os.getenv("WEBDRIVER_URL", 'http://browser-chrome:4444/wd/hub').strip('"')
+        else:
+            self.browser_connection_is_custom = True
+            self.browser_connection_url = custom_browser_connection_url
+
+        # If any proxy settings are enabled, then we should setup the proxy object
+        proxy_args = {}
+        for k in self.selenium_proxy_settings_mappings:
+            v = os.getenv('webdriver_' + k, False)
+            if v:
+                proxy_args[k] = v.strip('"')
+
+        # Map back standard HTTP_ and HTTPS_PROXY to webDriver httpProxy/sslProxy
+        if not proxy_args.get('webdriver_httpProxy') and self.system_http_proxy:
+            proxy_args['httpProxy'] = self.system_http_proxy
+        if not proxy_args.get('webdriver_sslProxy') and self.system_https_proxy:
+            proxy_args['httpsProxy'] = self.system_https_proxy
+
+        # Allows override the proxy on a per-request basis
+        if proxy_override is not None:
+            proxy_args['httpProxy'] = proxy_override
+
+        if proxy_args:
+            self.proxy = SeleniumProxy(raw=proxy_args)
+
+    def run(self,
+            url,
+            timeout,
+            request_headers,
+            request_body,
+            request_method,
+            ignore_status_codes=False,
+            current_include_filters=None,
+            is_binary=False):
+
+        from selenium import webdriver
+        from selenium.webdriver.chrome.options import Options as ChromeOptions
+        from selenium.common.exceptions import WebDriverException
+        # request_body, request_method unused for now, until some magic in the future happens.
+
+        options = ChromeOptions()
+        if self.proxy:
+            options.proxy = self.proxy
+
+        self.driver = webdriver.Remote(
+            command_executor=self.browser_connection_url,
+            options=options)
+
+        try:
+            self.driver.get(url)
+        except WebDriverException as e:
+            # Be sure we close the session window
+            self.quit()
+            raise
+
+        self.driver.set_window_size(1280, 1024)
+        self.driver.implicitly_wait(int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)))
+
+        if self.webdriver_js_execute_code is not None:
+            self.driver.execute_script(self.webdriver_js_execute_code)
+            # Selenium doesn't automatically wait for actions as good as Playwright, so wait again
+            self.driver.implicitly_wait(int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)))
+
+        # @todo - how to check this? is it possible?
+        self.status_code = 200
+        # @todo somehow we should try to get this working for WebDriver
+        # raise EmptyReply(url=url, status_code=r.status_code)
+
+        # @todo - dom wait loaded?
+        time.sleep(int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)) + self.render_extract_delay)
+        self.content = self.driver.page_source
+        self.headers = {}
+
+        self.screenshot = self.driver.get_screenshot_as_png()
+
+    # Does the connection to the webdriver work? run a test connection.
+    def is_ready(self):
+        from selenium import webdriver
+        from selenium.webdriver.chrome.options import Options as ChromeOptions
+
+        self.driver = webdriver.Remote(
+            command_executor=self.command_executor,
+            options=ChromeOptions())
+
+        # driver.quit() seems to cause better exceptions
+        self.quit()
+        return True
+
+    def quit(self):
+        if self.driver:
+            try:
+                self.driver.quit()
+            except Exception as e:
+                logger.debug(f"Content Fetcher > Exception in chrome shutdown/quit {str(e)}")

changedetectionio/diff.py

@@ -1,62 +1,97 @@
-# used for the notifications, the front-end is using a JS library
-
 import difflib
+from typing import List, Iterator, Union
 
+def same_slicer(lst: List[str], start: int, end: int) -> List[str]:
+    """Return a slice of the list, or a single element if start == end."""
+    return lst[start:end] if start != end else [lst[start]]
 
-def same_slicer(l, a, b):
+def customSequenceMatcher(
-    if a == b:
+    before: List[str],
-        return [l[a]]
+    after: List[str],
-    else:
+    include_equal: bool = False,
-        return l[a:b]
+    include_removed: bool = True,
+    include_added: bool = True,
+    include_replaced: bool = True,
+    include_change_type_prefix: bool = True
+) -> Iterator[List[str]]:
+    """
+    Compare two sequences and yield differences based on specified parameters.
     
-# like .compare but a little different output
+    Args:
-def customSequenceMatcher(before, after, include_equal=False, include_removed=True, include_added=True, include_replaced=True, include_change_type_prefix=True):
+        before (List[str]): Original sequence
-    cruncher = difflib.SequenceMatcher(isjunk=lambda x: x in " \\t", a=before, b=after)
+        after (List[str]): Modified sequence
+        include_equal (bool): Include unchanged parts
+        include_removed (bool): Include removed parts
+        include_added (bool): Include added parts
+        include_replaced (bool): Include replaced parts
+        include_change_type_prefix (bool): Add prefixes to indicate change types
+    
+    Yields:
+        List[str]: Differences between sequences
+    """
+    cruncher = difflib.SequenceMatcher(isjunk=lambda x: x in " \t", a=before, b=after)
     
-    # @todo Line-by-line mode instead of buncghed, including `after` that is not in `before` (maybe unset?)
     for tag, alo, ahi, blo, bhi in cruncher.get_opcodes():
         if include_equal and tag == 'equal':
-            g = before[alo:ahi]
+            yield before[alo:ahi]
-            yield g
         elif include_removed and tag == 'delete':
-            row_prefix = "(removed) " if include_change_type_prefix else ''
+            prefix = "(removed) " if include_change_type_prefix else ''
-            g = [ row_prefix + i for i in same_slicer(before, alo, ahi)]
+            yield [f"{prefix}{line}" for line in same_slicer(before, alo, ahi)]
-            yield g
         elif include_replaced and tag == 'replace':
-            row_prefix = "(changed) " if include_change_type_prefix else ''
+            prefix_changed = "(changed) " if include_change_type_prefix else ''
-            g = [row_prefix + i for i in same_slicer(before, alo, ahi)]
+            prefix_into = "(into) " if include_change_type_prefix else ''
-            row_prefix = "(into) " if include_change_type_prefix else ''
+            yield [f"{prefix_changed}{line}" for line in same_slicer(before, alo, ahi)] + \
-            g += [row_prefix + i for i in same_slicer(after, blo, bhi)]
+                  [f"{prefix_into}{line}" for line in same_slicer(after, blo, bhi)]
-            yield g
         elif include_added and tag == 'insert':
-            row_prefix = "(added) " if include_change_type_prefix else ''
+            prefix = "(added) " if include_change_type_prefix else ''
-            g = [row_prefix + i for i in same_slicer(after, blo, bhi)]
+            yield [f"{prefix}{line}" for line in same_slicer(after, blo, bhi)]
-            yield g
 
-# only_differences - only return info about the differences, no context
+def render_diff(
-# line_feed_sep could be "<br>" or "<li>" or "\n" etc
+    previous_version_file_contents: str,
-def render_diff(previous_version_file_contents, newest_version_file_contents, include_equal=False, include_removed=True, include_added=True, include_replaced=True, line_feed_sep="\n", include_change_type_prefix=True, patch_format=False):
+    newest_version_file_contents: str,
+    include_equal: bool = False,
+    include_removed: bool = True,
+    include_added: bool = True,
+    include_replaced: bool = True,
+    line_feed_sep: str = "\n",
+    include_change_type_prefix: bool = True,
+    patch_format: bool = False
+) -> str:
+    """
+    Render the difference between two file contents.
     
-    newest_version_file_contents = [line.rstrip() for line in newest_version_file_contents.splitlines()]
+    Args:
+        previous_version_file_contents (str): Original file contents
+        newest_version_file_contents (str): Modified file contents
+        include_equal (bool): Include unchanged parts
+        include_removed (bool): Include removed parts
+        include_added (bool): Include added parts
+        include_replaced (bool): Include replaced parts
+        line_feed_sep (str): Separator for lines in output
+        include_change_type_prefix (bool): Add prefixes to indicate change types
+        patch_format (bool): Use patch format for output
     
-    if previous_version_file_contents:
+    Returns:
-        previous_version_file_contents = [line.rstrip() for line in previous_version_file_contents.splitlines()]
+        str: Rendered difference
-    else:
+    """
-        previous_version_file_contents = ""
+    newest_lines = [line.rstrip() for line in newest_version_file_contents.splitlines()]
+    previous_lines = [line.rstrip() for line in previous_version_file_contents.splitlines()] if previous_version_file_contents else []
 
     if patch_format:
-        patch = difflib.unified_diff(previous_version_file_contents, newest_version_file_contents)
+        patch = difflib.unified_diff(previous_lines, newest_lines)
         return line_feed_sep.join(patch)
 
-    rendered_diff = customSequenceMatcher(before=previous_version_file_contents,
+    rendered_diff = customSequenceMatcher(
-                                          after=newest_version_file_contents,
+        before=previous_lines,
+        after=newest_lines,
         include_equal=include_equal,
         include_removed=include_removed,
         include_added=include_added,
         include_replaced=include_replaced,
-                                          include_change_type_prefix=include_change_type_prefix)
+        include_change_type_prefix=include_change_type_prefix
+    )
 
-    # Recursively join lists
+    def flatten(lst: List[Union[str, List[str]]]) -> str:
-    f = lambda L: line_feed_sep.join([f(x) if type(x) is list else x for x in L])
+        return line_feed_sep.join(flatten(x) if isinstance(x, list) else x for x in lst)
-    p= f(rendered_diff)
+
-    return p
+    return flatten(rendered_diff)

changedetectionio/flask_app.py

@@ -1,25 +1,19 @@
 #!/usr/bin/python3
 
-from changedetectionio import queuedWatchMetaData
-from copy import deepcopy
-from distutils.util import strtobool
-from feedgen.feed import FeedGenerator
-from flask_compress import Compress as FlaskCompress
-from flask_login import current_user
-from flask_restful import abort, Api
-from flask_wtf import CSRFProtect
-from functools import wraps
-from threading import Event
 import datetime
-import flask_login
-from loguru import logger
 import os
-import pytz
 import queue
 import threading
 import time
+from .safe_jinja import render as jinja_render
+from changedetectionio.strtobool import strtobool
+from copy import deepcopy
+from functools import wraps
+from threading import Event
+import flask_login
+import pytz
 import timeago
-
+from feedgen.feed import FeedGenerator
 from flask import (
     Flask,
     abort,
@@ -32,10 +26,16 @@ from flask import (
     session,
     url_for,
 )
-
+from flask_compress import Compress as FlaskCompress
+from flask_login import current_user
 from flask_paginate import Pagination, get_page_parameter
+from flask_restful import abort, Api
+from flask_cors import CORS
+from flask_wtf import CSRFProtect
+from loguru import logger
 
 from changedetectionio import html_tools, __version__
+from changedetectionio import queuedWatchMetaData
 from changedetectionio.api import api_v1
 
 datastore = None
@@ -54,6 +54,9 @@ app = Flask(__name__,
             static_folder="static",
             template_folder="templates")
 
+# Enable CORS, especially useful for the Chrome extension to operate from anywhere
+CORS(app)
+
 # Super handy for compressing large BrowserSteps responses and others
 FlaskCompress(app)
 
@@ -121,10 +124,10 @@ def _jinja2_filter_datetime(watch_obj, format="%Y-%m-%d %H:%M:%S"):
 
 @app.template_filter('format_timestamp_timeago')
 def _jinja2_filter_datetimestamp(timestamp, format="%Y-%m-%d %H:%M:%S"):
-    if timestamp == False:
+    if not timestamp:
         return 'Not yet'
 
-    return timeago.format(timestamp, time.time())
+    return timeago.format(int(timestamp), time.time())
 
 
 @app.template_filter('pagination_slice')
@@ -316,8 +319,6 @@ def changedetection_app(config=None, datastore_o=None):
 
     @app.route("/rss", methods=['GET'])
     def rss():
-        from jinja2 import Environment, BaseLoader
-        jinja2_env = Environment(loader=BaseLoader)
         now = time.time()
         # Always requires token set
         app_rss_token = datastore.data['settings']['application'].get('rss_access_token')
@@ -337,6 +338,9 @@ def changedetection_app(config=None, datastore_o=None):
 
         # @todo needs a .itemsWithTag() or something - then we can use that in Jinaj2 and throw this away
         for uuid, watch in datastore.data['watching'].items():
+            # @todo tag notification_muted skip also (improve Watch model)
+            if datastore.data['settings']['application'].get('rss_hide_muted_watches') and watch.get('notification_muted'):
+                continue
             if limit_tag and not limit_tag in watch['tags']:
                 continue
             watch['uuid'] = uuid
@@ -385,7 +389,7 @@ def changedetection_app(config=None, datastore_o=None):
                 # @todo Make this configurable and also consider html-colored markup
                 # @todo User could decide if <link> goes to the diff page, or to the watch link
                 rss_template = "<html><body>\n<h4><a href=\"{{watch_url}}\">{{watch_title}}</a></h4>\n<p>{{html_diff}}</p>\n</body></html>\n"
-                content = jinja2_env.from_string(rss_template).render(watch_title=watch_title, html_diff=html_diff, watch_url=watch.link)
+                content = jinja_render(template_str=rss_template, watch_title=watch_title, html_diff=html_diff, watch_url=watch.link)
 
                 fe.content(content=content, type='CDATA')
 
@@ -405,17 +409,21 @@ def changedetection_app(config=None, datastore_o=None):
         global datastore
         from changedetectionio import forms
 
-        limit_tag = request.args.get('tag', '').lower().strip()
+        active_tag_req = request.args.get('tag', '').lower().strip()
+        active_tag_uuid = active_tag = None
 
         # Be sure limit_tag is a uuid
+        if active_tag_req:
             for uuid, tag in datastore.data['settings']['application'].get('tags', {}).items():
-            if limit_tag == tag.get('title', '').lower().strip():
+                if active_tag_req == tag.get('title', '').lower().strip() or active_tag_req == uuid:
-                limit_tag = uuid
+                    active_tag = tag
+                    active_tag_uuid = uuid
+                    break
 
 
         # Redirect for the old rss path which used the /?rss=true
         if request.args.get('rss'):
-            return redirect(url_for('rss', tag=limit_tag))
+            return redirect(url_for('rss', tag=active_tag_uuid))
 
         op = request.args.get('op')
         if op:
@@ -426,7 +434,7 @@ def changedetection_app(config=None, datastore_o=None):
                 datastore.data['watching'][uuid].toggle_mute()
 
             datastore.needs_write = True
-            return redirect(url_for('index', tag = limit_tag))
+            return redirect(url_for('index', tag = active_tag_uuid))
 
         # Sort by last_changed and add the uuid which is usually the key..
         sorted_watches = []
@@ -437,7 +445,7 @@ def changedetection_app(config=None, datastore_o=None):
             if with_errors and not watch.get('last_error'):
                 continue
 
-            if limit_tag and not limit_tag in watch['tags']:
+            if active_tag_uuid and not active_tag_uuid in watch['tags']:
                     continue
             if watch.get('last_error'):
                 errored_count += 1
@@ -445,6 +453,8 @@ def changedetection_app(config=None, datastore_o=None):
             if search_q:
                 if (watch.get('title') and search_q in watch.get('title').lower()) or search_q in watch.get('url', '').lower():
                     sorted_watches.append(watch)
+                elif watch.get('last_error') and search_q in watch.get('last_error').lower():
+                    sorted_watches.append(watch)
             else:
                 sorted_watches.append(watch)
 
@@ -456,12 +466,13 @@ def changedetection_app(config=None, datastore_o=None):
                                 total=total_count,
                                 per_page=datastore.data['settings']['application'].get('pager_size', 50), css_framework="semantic")
 
-
+        sorted_tags = sorted(datastore.data['settings']['application'].get('tags').items(), key=lambda x: x[1]['title'])
         output = render_template(
             "watch-overview.html",
                                  # Don't link to hosting when we're on the hosting environment
-                                 active_tag=limit_tag,
+                                 active_tag=active_tag,
-                                 app_rss_token=datastore.data['settings']['application']['rss_access_token'],
+                                 active_tag_uuid=active_tag_uuid,
+                                 app_rss_token=datastore.data['settings']['application'].get('rss_access_token'),
                                  datastore=datastore,
                                  errored_count=errored_count,
                                  form=form,
@@ -475,7 +486,7 @@ def changedetection_app(config=None, datastore_o=None):
                                  sort_attribute=request.args.get('sort') if request.args.get('sort') else request.cookies.get('sort'),
                                  sort_order=request.args.get('order') if request.args.get('order') else request.cookies.get('order'),
                                  system_default_fetcher=datastore.data['settings']['application'].get('fetch_backend'),
-                                 tags=datastore.data['settings']['application'].get('tags'),
+                                 tags=sorted_tags,
                                  watches=sorted_watches
                                  )
 
@@ -508,21 +519,38 @@ def changedetection_app(config=None, datastore_o=None):
 
         watch = datastore.data['watching'].get(watch_uuid) if watch_uuid else None
 
-        # validate URLS
+        notification_urls = request.form['notification_urls'].strip().splitlines()
-        if not len(request.form['notification_urls'].strip()):
-            return make_response({'error': 'No Notification URLs set'}, 400)
 
-        for server_url in request.form['notification_urls'].splitlines():
+        if not notification_urls:
-            if len(server_url.strip()):
+            logger.debug("Test notification - Trying by group/tag in the edit form if available")
-                if not apobj.add(server_url):
+            # On an edit page, we should also fire off to the tags if they have notifications
-                    message = '{} is not a valid AppRise URL.'.format(server_url)
+            if request.form.get('tags') and request.form['tags'].strip():
-                    return make_response({'error': message}, 400)
+                for k in request.form['tags'].split(','):
+                    tag = datastore.tag_exists_by_name(k.strip())
+                    notification_urls = tag.get('notifications_urls') if tag and tag.get('notifications_urls') else None
+
+        is_global_settings_form = request.args.get('mode', '') == 'global-settings'
+        is_group_settings_form = request.args.get('mode', '') == 'group-settings'
+        if not notification_urls and not is_global_settings_form and not is_group_settings_form:
+            # In the global settings, use only what is typed currently in the text box
+            logger.debug("Test notification - Trying by global system settings notifications")
+            if datastore.data['settings']['application'].get('notification_urls'):
+                notification_urls = datastore.data['settings']['application']['notification_urls']
+
+
+        if not notification_urls:
+            return 'No Notification URLs set/found'
+
+        for n_url in notification_urls:
+            if len(n_url.strip()):
+                if not apobj.add(n_url):
+                    return f'Error - {n_url} is not a valid AppRise URL.'
 
         try:
             # use the same as when it is triggered, but then override it with the form test values
             n_object = {
                 'watch_url': request.form['window_url'],
-                'notification_urls': request.form['notification_urls'].splitlines()
+                'notification_urls': notification_urls
             }
 
             # Only use if present, if not set in n_object it should use the default system value
@@ -541,7 +569,7 @@ def changedetection_app(config=None, datastore_o=None):
         except Exception as e:
             return make_response({'error': str(e)}, 400)
 
-        return 'OK'
+        return 'OK - Sent test notifications'
 
 
     @app.route("/clear_history/<string:uuid>", methods=['GET'])
@@ -578,6 +606,12 @@ def changedetection_app(config=None, datastore_o=None):
         output = render_template("clear_all_history.html")
         return output
 
+    def _watch_has_tag_options_set(watch):
+        """This should be fixed better so that Tag is some proper Model, a tag is just a Watch also"""
+        for tag_uuid, tag in datastore.data['settings']['application'].get('tags', {}).items():
+            if tag_uuid in watch.get('tags', []) and (tag.get('include_filters') or tag.get('subtractive_selectors')):
+                return True
+
     @app.route("/edit/<string:uuid>", methods=['GET', 'POST'])
     @login_optionally_required
     # https://stackoverflow.com/questions/42984453/wtforms-populate-form-with-data-if-data-exists
@@ -588,7 +622,6 @@ def changedetection_app(config=None, datastore_o=None):
         from .blueprint.browser_steps.browser_steps import browser_step_ui_config
         from . import processors
 
-        using_default_check_time = True
         # More for testing, possible to return the first/only
         if not datastore.data['watching'].keys():
             flash("No watches to edit", "error")
@@ -613,10 +646,6 @@ def changedetection_app(config=None, datastore_o=None):
         # be sure we update with a copy instead of accidently editing the live object by reference
         default = deepcopy(datastore.data['watching'][uuid])
 
-        # Show system wide default if nothing configured
-        if all(value == 0 or value == None for value in datastore.data['watching'][uuid]['time_between_check'].values()):
-            default['time_between_check'] = deepcopy(datastore.data['settings']['requests']['time_between_check'])
-
         # Defaults for proxy choice
         if datastore.proxy_list is not None:  # When enabled
             # @todo
@@ -650,22 +679,15 @@ def changedetection_app(config=None, datastore_o=None):
 
         if request.method == 'POST' and form.validate():
 
-            extra_update_obj = {}
+            extra_update_obj = {
+                'consecutive_filter_failures': 0,
+                'last_error' : False
+            }
 
             if request.args.get('unpause_on_save'):
                 extra_update_obj['paused'] = False
-            # Re #110, if they submit the same as the default value, set it to None, so we continue to follow the default
+
-            # Assume we use the default value, unless something relevant is different, then use the form value
-            # values could be None, 0 etc.
-            # Set to None unless the next for: says that something is different
-            extra_update_obj['time_between_check'] = dict.fromkeys(form.time_between_check.data)
-            for k, v in form.time_between_check.data.items():
-                if v and v != datastore.data['settings']['requests']['time_between_check'][k]:
             extra_update_obj['time_between_check'] = form.time_between_check.data
-                    using_default_check_time = False
-                    break
-
-
 
              # Ignore text
             form_ignore_text = form.ignore_text.data
@@ -699,7 +721,7 @@ def changedetection_app(config=None, datastore_o=None):
             datastore.data['watching'][uuid].update(extra_update_obj)
 
             if request.args.get('unpause_on_save'):
-                flash("Updated watch - unpaused!.")
+                flash("Updated watch - unpaused!")
             else:
                 flash("Updated watch.")
 
@@ -746,13 +768,13 @@ def changedetection_app(config=None, datastore_o=None):
                                      extra_title=f" - Edit - {watch.label}",
                                      form=form,
                                      has_default_notification_urls=True if len(datastore.data['settings']['application']['notification_urls']) else False,
-                                     has_empty_checktime=using_default_check_time,
                                      has_extra_headers_file=len(datastore.get_all_headers_in_textfile_for_watch(uuid=uuid)) > 0,
+                                     has_special_tag_options=_watch_has_tag_options_set(watch=watch),
                                      is_html_webdriver=is_html_webdriver,
                                      jq_support=jq_support,
                                      playwright_enabled=os.getenv('PLAYWRIGHT_DRIVER_URL', False),
                                      settings_application=datastore.data['settings']['application'],
-                                     using_global_webdriver_wait=default['webdriver_delay'] is None,
+                                     using_global_webdriver_wait=not default['webdriver_delay'],
                                      uuid=uuid,
                                      visualselector_enabled=visualselector_enabled,
                                      watch=watch
@@ -763,7 +785,7 @@ def changedetection_app(config=None, datastore_o=None):
     @app.route("/settings", methods=['GET', "POST"])
     @login_optionally_required
     def settings_page():
-        from changedetectionio import content_fetcher, forms
+        from changedetectionio import forms
 
         default = deepcopy(datastore.data['settings'])
         if datastore.proxy_list is not None:
@@ -831,11 +853,13 @@ def changedetection_app(config=None, datastore_o=None):
                 flash("An error occurred, please see below.", "error")
 
         output = render_template("settings.html",
-                                 form=form,
-                                 hide_remove_pass=os.getenv("SALTED_PASS", False),
                                  api_key=datastore.data['settings']['application'].get('api_access_token'),
                                  emailprefix=os.getenv('NOTIFICATION_MAIL_BUTTON_PREFIX', False),
-                                 settings_application=datastore.data['settings']['application'])
+                                 form=form,
+                                 hide_remove_pass=os.getenv("SALTED_PASS", False),
+                                 min_system_recheck_seconds=int(os.getenv('MINIMUM_SECONDS_RECHECK_TIME', 3)),
+                                 settings_application=datastore.data['settings']['application']
+                                 )
 
         return output
 
@@ -1045,6 +1069,8 @@ def changedetection_app(config=None, datastore_o=None):
         content = []
         ignored_line_numbers = []
         trigger_line_numbers = []
+        versions = []
+        timestamp = None
 
         # More for testing, possible to return the first/only
         if uuid == 'first':
@@ -1064,24 +1090,18 @@ def changedetection_app(config=None, datastore_o=None):
         if (watch.get('fetch_backend') == 'system' and system_uses_webdriver) or watch.get('fetch_backend') == 'html_webdriver' or watch.get('fetch_backend', '').startswith('extra_browser_'):
             is_html_webdriver = True
 
-        # Never requested successfully, but we detected a fetch error
         if datastore.data['watching'][uuid].history_n == 0 and (watch.get_error_text() or watch.get_error_snapshot()):
             flash("Preview unavailable - No fetch/check completed or triggers not reached", "error")
-            output = render_template("preview.html",
+        else:
-                                     content=content,
+            # So prepare the latest preview or not
-                                     history_n=watch.history_n,
+            preferred_version = request.args.get('version')
-                                     extra_stylesheets=extra_stylesheets,
+            versions = list(watch.history.keys())
-#                                     current_diff_url=watch['url'],
+            timestamp = versions[-1]
-                                     watch=watch,
+            if preferred_version and preferred_version in versions:
-                                     uuid=uuid,
+                timestamp = preferred_version
-                                     is_html_webdriver=is_html_webdriver,
-                                     last_error=watch['last_error'],
-                                     last_error_text=watch.get_error_text(),
-                                     last_error_screenshot=watch.get_error_snapshot())
-            return output
 
-        timestamp = list(watch.history.keys())[-1]
             try:
+                versions = list(watch.history.keys())
                 tmp = watch.get_history_snapshot(timestamp).splitlines()
 
                 # Get what needs to be highlighted
@@ -1113,8 +1133,10 @@ def changedetection_app(config=None, datastore_o=None):
 
         output = render_template("preview.html",
                                  content=content,
+                                 current_version=timestamp,
                                  history_n=watch.history_n,
                                  extra_stylesheets=extra_stylesheets,
+                                 extra_title=f" - Diff - {watch.label} @ {timestamp}",
                                  ignored_line_numbers=ignored_line_numbers,
                                  triggered_line_numbers=trigger_line_numbers,
                                  current_diff_url=watch['url'],
@@ -1124,7 +1146,10 @@ def changedetection_app(config=None, datastore_o=None):
                                  is_html_webdriver=is_html_webdriver,
                                  last_error=watch['last_error'],
                                  last_error_text=watch.get_error_text(),
-                                 last_error_screenshot=watch.get_error_snapshot())
+                                 last_error_screenshot=watch.get_error_snapshot(),
+                                 versions=versions
+                                )
+
 
         return output
 
@@ -1271,8 +1296,7 @@ def changedetection_app(config=None, datastore_o=None):
 
         url = request.form.get('url').strip()
         if datastore.url_exists(url):
-            flash('The URL {} already exists'.format(url), "error")
+            flash(f'Warning, URL {url} already exists', "notice")
-            return redirect(url_for('index'))
             
         add_paused = request.form.get('edit_and_watch_submit_button') != None
         processor = request.form.get('processor', 'text_json_diff')
@@ -1423,6 +1447,13 @@ def changedetection_app(config=None, datastore_o=None):
                     update_q.put(queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': uuid, 'skip_when_checksum_same': False}))
             flash("{} watches queued for rechecking".format(len(uuids)))
 
+        elif (op == 'clear-errors'):
+            for uuid in uuids:
+                uuid = uuid.strip()
+                if datastore.data['watching'].get(uuid):
+                    datastore.data['watching'][uuid]["last_error"] = False
+            flash(f"{len(uuids)} watches errors cleared")
+
         elif (op == 'clear-history'):
             for uuid in uuids:
                 uuid = uuid.strip()
@@ -1630,14 +1661,14 @@ def notification_runner():
             # Trim the log length
             notification_debug_log = notification_debug_log[-100:]
 
-# Thread runner to check every minute, look for new watches to feed into the Queue.
+# Threaded runner, look for new watches to feed into the Queue.
 def ticker_thread_check_time_launch_checks():
     import random
     from changedetectionio import update_worker
 
     proxy_last_called_time = {}
 
-    recheck_time_minimum_seconds = int(os.getenv('MINIMUM_SECONDS_RECHECK_TIME', 20))
+    recheck_time_minimum_seconds = int(os.getenv('MINIMUM_SECONDS_RECHECK_TIME', 3))
     logger.debug(f"System env MINIMUM_SECONDS_RECHECK_TIME {recheck_time_minimum_seconds}")
 
     # Spin up Workers that do the fetching
@@ -1691,9 +1722,7 @@ def ticker_thread_check_time_launch_checks():
                 continue
 
             # If they supplied an individual entry minutes to threshold.
-
+            threshold = recheck_time_system_seconds if watch.get('time_between_check_use_default') else watch.threshold_seconds()
-            watch_threshold_seconds = watch.threshold_seconds()
-            threshold = watch_threshold_seconds if watch_threshold_seconds > 0 else recheck_time_system_seconds
 
             # #580 - Jitter plus/minus amount of time to make the check seem more random to the server
             jitter = datastore.data['settings']['requests'].get('jitter_seconds', 0)

changedetectionio/forms.py

@@ -1,6 +1,6 @@
 import os
 import re
-from distutils.util import strtobool
+from changedetectionio.strtobool import strtobool
 
 from wtforms import (
     BooleanField,
@@ -27,7 +27,7 @@ from validators.url import url as url_validator
 # each select <option data-enabled="enabled-0-0"
 from changedetectionio.blueprint.browser_steps.browser_steps import browser_step_ui_config
 
-from changedetectionio import content_fetcher, html_tools
+from changedetectionio import html_tools, content_fetchers
 
 from changedetectionio.notification import (
     valid_notification_formats,
@@ -167,33 +167,31 @@ class ValidateContentFetcherIsReady(object):
         self.message = message
 
     def __call__(self, form, field):
-        import urllib3.exceptions
-        from changedetectionio import content_fetcher
         return
 
 # AttributeError: module 'changedetectionio.content_fetcher' has no attribute 'extra_browser_unlocked<>ASDF213r123r'
         # Better would be a radiohandler that keeps a reference to each class
-        if field.data is not None and field.data != 'system':
+        # if field.data is not None and field.data != 'system':
-            klass = getattr(content_fetcher, field.data)
+        #     klass = getattr(content_fetcher, field.data)
-            some_object = klass()
+        #     some_object = klass()
-            try:
+        #     try:
-                ready = some_object.is_ready()
+        #         ready = some_object.is_ready()
-
+        #
-            except urllib3.exceptions.MaxRetryError as e:
+        #     except urllib3.exceptions.MaxRetryError as e:
-                driver_url = some_object.command_executor
+        #         driver_url = some_object.command_executor
-                message = field.gettext('Content fetcher \'%s\' did not respond.' % (field.data))
+        #         message = field.gettext('Content fetcher \'%s\' did not respond.' % (field.data))
-                message += '<br>' + field.gettext(
+        #         message += '<br>' + field.gettext(
-                    'Be sure that the selenium/webdriver runner is running and accessible via network from this container/host.')
+        #             'Be sure that the selenium/webdriver runner is running and accessible via network from this container/host.')
-                message += '<br>' + field.gettext('Did you follow the instructions in the wiki?')
+        #         message += '<br>' + field.gettext('Did you follow the instructions in the wiki?')
-                message += '<br><br>' + field.gettext('WebDriver Host: %s' % (driver_url))
+        #         message += '<br><br>' + field.gettext('WebDriver Host: %s' % (driver_url))
-                message += '<br><a href="https://github.com/dgtlmoon/changedetection.io/wiki/Fetching-pages-with-WebDriver">Go here for more information</a>'
+        #         message += '<br><a href="https://github.com/dgtlmoon/changedetection.io/wiki/Fetching-pages-with-WebDriver">Go here for more information</a>'
-                message += '<br>'+field.gettext('Content fetcher did not respond properly, unable to use it.\n %s' % (str(e)))
+        #         message += '<br>'+field.gettext('Content fetcher did not respond properly, unable to use it.\n %s' % (str(e)))
-
+        #
-                raise ValidationError(message)
+        #         raise ValidationError(message)
-
+        #
-            except Exception as e:
+        #     except Exception as e:
-                message = field.gettext('Content fetcher \'%s\' did not respond properly, unable to use it.\n %s')
+        #         message = field.gettext('Content fetcher \'%s\' did not respond properly, unable to use it.\n %s')
-                raise ValidationError(message % (field.data, e))
+        #         raise ValidationError(message % (field.data, e))
 
 
 class ValidateNotificationBodyAndTitleWhenURLisSet(object):
@@ -238,21 +236,26 @@ class ValidateJinja2Template(object):
     def __call__(self, form, field):
         from changedetectionio import notification
 
-        from jinja2 import Environment, BaseLoader, TemplateSyntaxError, UndefinedError
+        from jinja2 import BaseLoader, TemplateSyntaxError, UndefinedError
+        from jinja2.sandbox import ImmutableSandboxedEnvironment
         from jinja2.meta import find_undeclared_variables
+        import jinja2.exceptions
 
+        # Might be a list of text, or might be just text (like from the apprise url list)
+        joined_data = ' '.join(map(str, field.data)) if isinstance(field.data, list) else f"{field.data}"
 
         try:
-            jinja2_env = Environment(loader=BaseLoader)
+            jinja2_env = ImmutableSandboxedEnvironment(loader=BaseLoader)
             jinja2_env.globals.update(notification.valid_tokens)
-
+            jinja2_env.from_string(joined_data).render()
-            rendered = jinja2_env.from_string(field.data).render()
         except TemplateSyntaxError as e:
             raise ValidationError(f"This is not a valid Jinja2 template: {e}") from e
         except UndefinedError as e:
             raise ValidationError(f"A variable or function is not defined: {e}") from e
+        except jinja2.exceptions.SecurityError as e:
+            raise ValidationError(f"This is not a valid Jinja2 template: {e}") from e
 
-        ast = jinja2_env.parse(field.data)
+        ast = jinja2_env.parse(joined_data)
         undefined = ", ".join(find_undeclared_variables(ast))
         if undefined:
             raise ValidationError(
@@ -417,11 +420,11 @@ class quickWatchForm(Form):
 # Common to a single watch and the global settings
 class commonSettingsForm(Form):
 
-    notification_urls = StringListField('Notification URL List', validators=[validators.Optional(), ValidateAppRiseServers()])
+    notification_urls = StringListField('Notification URL List', validators=[validators.Optional(), ValidateAppRiseServers(), ValidateJinja2Template()])
     notification_title = StringField('Notification Title', default='ChangeDetection.io Notification - {{ watch_url }}', validators=[validators.Optional(), ValidateJinja2Template()])
     notification_body = TextAreaField('Notification Body', default='{{ watch_url }} had a change.', validators=[validators.Optional(), ValidateJinja2Template()])
     notification_format = SelectField('Notification format', choices=valid_notification_formats.keys())
-    fetch_backend = RadioField(u'Fetch Method', choices=content_fetcher.available_fetchers(), validators=[ValidateContentFetcherIsReady()])
+    fetch_backend = RadioField(u'Fetch Method', choices=content_fetchers.available_fetchers(), validators=[ValidateContentFetcherIsReady()])
     extract_title_as_title = BooleanField('Extract <title> from document and use as watch title', default=False)
     webdriver_delay = IntegerField('Wait seconds before extracting text', validators=[validators.Optional(), validators.NumberRange(min=1,
                                                                                                                                     message="Should contain one or more seconds")])
@@ -450,6 +453,7 @@ class watchForm(commonSettingsForm):
     tags = StringTagUUID('Group tag', [validators.Optional()], default='')
 
     time_between_check = FormField(TimeBetweenCheckForm)
+    time_between_check_use_default = BooleanField('Use global settings for time between check', default=False)
 
     include_filters = StringListField('CSS/JSONPath/JQ/XPath Filters', [ValidateCSSJSONXPATHInput()], default='')
 
@@ -465,6 +469,7 @@ class watchForm(commonSettingsForm):
     method = SelectField('Request method', choices=valid_method, default=default_method)
     ignore_status_codes = BooleanField('Ignore status codes (process non-2xx status codes as normal)', default=False)
     check_unique_lines = BooleanField('Only trigger when unique lines appear', default=False)
+    sort_text_alphabetically =  BooleanField('Sort text alphabetically', default=False)
 
     filter_text_added = BooleanField('Added lines', default=True)
     filter_text_replaced = BooleanField('Replaced/changed lines', default=True)
@@ -500,11 +505,9 @@ class watchForm(commonSettingsForm):
             result = False
 
         # Attempt to validate jinja2 templates in the URL
-        from jinja2 import Environment
-        # Jinja2 available in URLs along with https://pypi.org/project/jinja2-time/
-        jinja2_env = Environment(extensions=['jinja2_time.TimeExtension'])
         try:
-            ready_url = str(jinja2_env.from_string(self.url.data).render())
+            from changedetectionio.safe_jinja import render as jinja_render
+            jinja_render(template_str=self.url.data)
         except Exception as e:
             self.url.errors.append('Invalid template syntax')
             result = False
@@ -523,6 +526,10 @@ class SingleExtraBrowser(Form):
     browser_connection_url = StringField('Browser connection URL', [validators.Optional()], render_kw={"placeholder": "wss://brightdata... wss://oxylabs etc", "size":50})
     # @todo do the validation here instead
 
+class DefaultUAInputForm(Form):
+    html_requests = StringField('Plaintext requests', validators=[validators.Optional()], render_kw={"placeholder": "<default>"})
+    if os.getenv("PLAYWRIGHT_DRIVER_URL") or os.getenv("WEBDRIVER_URL"):
+        html_webdriver = StringField('Chrome requests', validators=[validators.Optional()], render_kw={"placeholder": "<default>"})
 
 # datastore.data['settings']['requests']..
 class globalSettingsRequestForm(Form):
@@ -534,6 +541,8 @@ class globalSettingsRequestForm(Form):
     extra_proxies = FieldList(FormField(SingleExtraProxy), min_entries=5)
     extra_browsers = FieldList(FormField(SingleExtraBrowser), min_entries=5)
 
+    default_ua = FormField(DefaultUAInputForm, label="Default User-Agent overrides")
+
     def validate_extra_proxies(self, extra_validators=None):
         for e in self.data['extra_proxies']:
             if e.get('proxy_name') or e.get('proxy_url'):
@@ -551,7 +560,7 @@ class globalSettingsApplicationForm(commonSettingsForm):
                            render_kw={"placeholder": os.getenv('BASE_URL', 'Not set')}
                            )
     empty_pages_are_a_change =  BooleanField('Treat empty pages as a change?', default=False)
-    fetch_backend = RadioField('Fetch Method', default="html_requests", choices=content_fetcher.available_fetchers(), validators=[ValidateContentFetcherIsReady()])
+    fetch_backend = RadioField('Fetch Method', default="html_requests", choices=content_fetchers.available_fetchers(), validators=[ValidateContentFetcherIsReady()])
     global_ignore_text = StringListField('Ignore Text', [ValidateListRegex()])
     global_subtractive_selectors = StringListField('Remove elements', [ValidateCSSJSONXPATHInput(allow_xpath=False, allow_json=False)])
     ignore_whitespace = BooleanField('Ignore whitespace')
@@ -563,6 +572,8 @@ class globalSettingsApplicationForm(commonSettingsForm):
     removepassword_button = SubmitField('Remove password', render_kw={"class": "pure-button pure-button-primary"})
     render_anchor_tag_content = BooleanField('Render anchor tag content', default=False)
     shared_diff_access = BooleanField('Allow access to view diff page when password is enabled', default=False, validators=[validators.Optional()])
+    rss_hide_muted_watches = BooleanField('Hide muted watches from RSS feed', default=True,
+                                      validators=[validators.Optional()])
     filter_failure_notification_threshold_attempts = IntegerField('Number of times the filter can be missing before sending a notification',
                                                                   render_kw={"style": "width: 5em;"},
                                                                   validators=[validators.NumberRange(min=0,

changedetectionio/html_tools.py

@@ -3,8 +3,6 @@ from bs4 import BeautifulSoup
 from inscriptis import get_text
 from jsonpath_ng.ext import parse
 from typing import List
-from inscriptis.css_profiles import CSS_PROFILES, HtmlElement
-from inscriptis.html_properties import Display
 from inscriptis.model.config import ParserConfig
 from xml.sax.saxutils import escape as xml_escape
 import json
@@ -172,11 +170,11 @@ def xpath1_filter(xpath_filter, html_content, append_pretty_line_formatting=Fals
         if append_pretty_line_formatting and len(html_block) and (not hasattr(element, 'tag') or not element.tag in (['br', 'hr', 'div', 'p'])):
             html_block += TEXT_FILTER_LIST_LINE_SUFFIX
 
-        if type(element) == etree._ElementStringResult:
+        # Some kind of text, UTF-8 or other
-            html_block += str(element)
+        if isinstance(element, (str, bytes)):
-        elif type(element) == etree._ElementUnicodeResult:
+            html_block += element
-            html_block += str(element)
         else:
+            # Return the HTML which will get parsed as text
             html_block += etree.tostring(element, pretty_print=True).decode('utf-8')
 
     return html_block
@@ -196,12 +194,12 @@ def extract_element(find='title', html_content=''):
 
 #
 def _parse_json(json_data, json_filter):
-    if 'json:' in json_filter:
+    if json_filter.startswith("json:"):
         jsonpath_expression = parse(json_filter.replace('json:', ''))
         match = jsonpath_expression.find(json_data)
         return _get_stripped_text_from_json_match(match)
 
-    if 'jq:' in json_filter:
+    if json_filter.startswith("jq:") or json_filter.startswith("jqraw:"):
 
         try:
             import jq
@@ -209,11 +207,16 @@ def _parse_json(json_data, json_filter):
             # `jq` requires full compilation in windows and so isn't generally available
             raise Exception("jq not support not found")
 
-        jq_expression = jq.compile(json_filter.replace('jq:', ''))
+        if json_filter.startswith("jq:"):
+            jq_expression = jq.compile(json_filter.removeprefix("jq:"))
             match = jq_expression.input(json_data).all()
-
             return _get_stripped_text_from_json_match(match)
 
+        if json_filter.startswith("jqraw:"):
+            jq_expression = jq.compile(json_filter.removeprefix("jqraw:"))
+            match = jq_expression.input(json_data).all()
+            return '\n'.join(str(item) for item in match)
+
 def _get_stripped_text_from_json_match(match):
     s = []
     # More than one result, we will return it as a JSON list.

changedetectionio/importer.py

@@ -57,7 +57,7 @@ class import_url_list(Importer):
 
             # Flask wtform validators wont work with basic auth, use validators package
             # Up to 5000 per batch so we dont flood the server
-            # @todo validators.url failed on local hostnames (such as referring to ourself when using browserless)
+            # @todo validators.url will fail when you add your own IP etc
             if len(url) and 'http' in url.lower() and good < 5000:
                 extras = None
                 if processor:

changedetectionio/model/App.py

@@ -5,7 +5,9 @@ from changedetectionio.notification import (
     default_notification_title,
 )
 
+# Equal to or greater than this number of FilterNotFoundInResponse exceptions will trigger a filter-not-found notification
 _FILTER_FAILURE_THRESHOLD_ATTEMPTS_DEFAULT = 6
+DEFAULT_SETTINGS_HEADERS_USERAGENT='Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.66 Safari/537.36'
 
 class model(dict):
     base_config = {
@@ -22,6 +24,10 @@ class model(dict):
                     'time_between_check': {'weeks': None, 'days': None, 'hours': 3, 'minutes': None, 'seconds': None},
                     'timeout': int(getenv("DEFAULT_SETTINGS_REQUESTS_TIMEOUT", "45")),  # Default 45 seconds
                     'workers': int(getenv("DEFAULT_SETTINGS_REQUESTS_WORKERS", "10")),  # Number of threads, lower is better for slow connections
+                    'default_ua': {
+                        'html_requests': getenv("DEFAULT_SETTINGS_HEADERS_USERAGENT", DEFAULT_SETTINGS_HEADERS_USERAGENT),
+                        'html_webdriver': None,
+                    }
                 },
                 'application': {
                     # Custom notification content
@@ -41,6 +47,8 @@ class model(dict):
                     'pager_size': 50,
                     'password': False,
                     'render_anchor_tag_content': False,
+                    'rss_access_token': None,
+                    'rss_hide_muted_watches': True,
                     'schema_version' : 0,
                     'shared_diff_access': False,
                     'webdriver_delay': None , # Extra delay in seconds before extracting text

changedetectionio/model/Watch.py

@@ -1,4 +1,6 @@
-from distutils.util import strtobool
+from changedetectionio.strtobool import strtobool
+from changedetectionio.safe_jinja import render as jinja_render
+
 import os
 import re
 import time
@@ -10,7 +12,7 @@ from loguru import logger
 # file:// is further checked by ALLOW_FILE_URI
 SAFE_PROTOCOL_REGEX='^(http|https|ftp|file):'
 
-minimum_seconds_recheck_time = int(os.getenv('MINIMUM_SECONDS_RECHECK_TIME', 60))
+minimum_seconds_recheck_time = int(os.getenv('MINIMUM_SECONDS_RECHECK_TIME', 3))
 mtable = {'seconds': 1, 'minutes': 60, 'hours': 3600, 'days': 86400, 'weeks': 86400 * 7}
 
 from changedetectionio.notification import (
@@ -45,6 +47,7 @@ base_config = {
     'last_error': False,
     'last_viewed': 0,  # history key value of the last viewed via the [diff] link
     'method': 'GET',
+    'notification_alert_count': 0,
     # Custom notification content
     'notification_body': None,
     'notification_format': default_notification_format_for_watch,
@@ -56,6 +59,8 @@ base_config = {
     'previous_md5': False,
     'previous_md5_before_filters': False,  # Used for skipping changedetection entirely
     'proxy': None,  # Preferred proxy connection
+    'remote_server_reply': None, # From 'server' reply header
+    'sort_text_alphabetically': False,
     'subtractive_selectors': [],
     'tag': '', # Old system of text name for a tag, to be removed
     'tags': [], # list of UUIDs to App.Tags
@@ -64,6 +69,7 @@ base_config = {
     # Requires setting to None on submit if it's the same as the default
     # Should be all None by default, so we use the system default in this case.
     'time_between_check': {'weeks': None, 'days': None, 'hours': None, 'minutes': None, 'seconds': None},
+    'time_between_check_use_default': True,
     'title': None,
     'trigger_text': [],  # List of text or regex to wait for until a change is detected
     'url': '',
@@ -134,12 +140,11 @@ class model(dict):
 
         ready_url = url
         if '{%' in url or '{{' in url:
-            from jinja2 import Environment
             # Jinja2 available in URLs along with https://pypi.org/project/jinja2-time/
-            jinja2_env = Environment(extensions=['jinja2_time.TimeExtension'])
             try:
-                ready_url = str(jinja2_env.from_string(url).render())
+                ready_url = jinja_render(template_str=url)
             except Exception as e:
+                logger.critical(f"Invalid URL template for: '{url}' - {str(e)}")
                 from flask import (
                     flash, Markup, url_for
                 )
@@ -233,6 +238,8 @@ class model(dict):
 
         if len(tmp_history):
             self.__newest_history_key = list(tmp_history.keys())[-1]
+        else:
+            self.__newest_history_key = None
 
         self.__history_n = len(tmp_history)
 
@@ -323,12 +330,9 @@ class model(dict):
     def save_history_text(self, contents, timestamp, snapshot_id):
         import brotli
 
-        self.ensure_data_dir_exists()
+        logger.trace(f"{self.get('uuid')} - Updating history.txt with timestamp {timestamp}")
 
-        # Small hack so that we sleep just enough to allow 1 second  between history snapshots
+        self.ensure_data_dir_exists()
-        # this is because history.txt indexes/keys snapshots by epoch seconds and we dont want dupe keys
-        if self.__newest_history_key and int(timestamp) == int(self.__newest_history_key):
-            time.sleep(timestamp - self.__newest_history_key)
 
         threshold = int(os.getenv('SNAPSHOT_BROTLI_COMPRESSION_THRESHOLD', 1024))
         skip_brotli = strtobool(os.getenv('DISABLE_BROTLI_TEXT_SNAPSHOT', 'False'))
@@ -359,6 +363,7 @@ class model(dict):
         # @todo bump static cache of the last timestamp so we dont need to examine the file to set a proper ''viewed'' status
         return snapshot_fname
 
+    @property
     @property
     def has_empty_checktime(self):
         # using all() + dictionary comprehension
@@ -520,8 +525,42 @@ class model(dict):
         # None is set
         return False
 
+    def save_error_text(self, contents):
+        self.ensure_data_dir_exists()
+        target_path = os.path.join(self.watch_data_dir, "last-error.txt")
+        with open(target_path, 'w') as f:
+            f.write(contents)
 
-    def get_last_fetched_before_filters(self):
+    def save_xpath_data(self, data, as_error=False):
+        import json
+
+        if as_error:
+            target_path = os.path.join(self.watch_data_dir, "elements-error.json")
+        else:
+            target_path = os.path.join(self.watch_data_dir, "elements.json")
+
+        self.ensure_data_dir_exists()
+
+        with open(target_path, 'w') as f:
+            f.write(json.dumps(data))
+            f.close()
+
+    # Save as PNG, PNG is larger but better for doing visual diff in the future
+    def save_screenshot(self, screenshot: bytes, as_error=False):
+
+        if as_error:
+            target_path = os.path.join(self.watch_data_dir, "last-error-screenshot.png")
+        else:
+            target_path = os.path.join(self.watch_data_dir, "last-screenshot.png")
+
+        self.ensure_data_dir_exists()
+
+        with open(target_path, 'wb') as f:
+            f.write(screenshot)
+            f.close()
+
+
+    def get_last_fetched_text_before_filters(self):
         import brotli
         filepath = os.path.join(self.watch_data_dir, 'last-fetched.br')
 
@@ -536,12 +575,56 @@ class model(dict):
         with open(filepath, 'rb') as f:
             return(brotli.decompress(f.read()).decode('utf-8'))
 
-    def save_last_fetched_before_filters(self, contents):
+    def save_last_text_fetched_before_filters(self, contents):
         import brotli
         filepath = os.path.join(self.watch_data_dir, 'last-fetched.br')
         with open(filepath, 'wb') as f:
             f.write(brotli.compress(contents, mode=brotli.MODE_TEXT))
 
+    def save_last_fetched_html(self, timestamp, contents):
+        import brotli
+
+        self.ensure_data_dir_exists()
+        snapshot_fname = f"{timestamp}.html.br"
+        filepath = os.path.join(self.watch_data_dir, snapshot_fname)
+
+        with open(filepath, 'wb') as f:
+            contents = contents.encode('utf-8') if isinstance(contents, str) else contents
+            try:
+                f.write(brotli.compress(contents))
+            except Exception as e:
+                logger.warning(f"{self.get('uuid')} - Unable to compress snapshot, saving as raw data to {filepath}")
+                logger.warning(e)
+                f.write(contents)
+
+        self._prune_last_fetched_html_snapshots()
+
+    def get_fetched_html(self, timestamp):
+        import brotli
+
+        snapshot_fname = f"{timestamp}.html.br"
+        filepath = os.path.join(self.watch_data_dir, snapshot_fname)
+        if os.path.isfile(filepath):
+            with open(filepath, 'rb') as f:
+                return (brotli.decompress(f.read()).decode('utf-8'))
+
+        return False
+
+
+    def _prune_last_fetched_html_snapshots(self):
+
+        dates = list(self.history.keys())
+        dates.reverse()
+
+        for index, timestamp in enumerate(dates):
+            snapshot_fname = f"{timestamp}.html.br"
+            filepath = os.path.join(self.watch_data_dir, snapshot_fname)
+
+            # Keep only the first 2
+            if index > 1 and os.path.isfile(filepath):
+                os.remove(filepath)
+
+
     @property
     def get_browsersteps_available_screenshots(self):
         "For knowing which screenshots are available to show the user in BrowserSteps UI"

changedetectionio/notification.py

@@ -1,6 +1,5 @@
 import apprise
 import time
-from jinja2 import Environment, BaseLoader
 from apprise import NotifyFormat
 import json
 from loguru import logger
@@ -49,7 +48,7 @@ from apprise.decorators import notify
 def apprise_custom_api_call_wrapper(body, title, notify_type, *args, **kwargs):
     import requests
     from apprise.utils import parse_url as apprise_parse_url
-    from apprise.URLBase import URLBase
+    from apprise import URLBase
 
     url = kwargs['meta'].get('url')
 
@@ -116,16 +115,13 @@ def apprise_custom_api_call_wrapper(body, title, notify_type, *args, **kwargs):
 
 def process_notification(n_object, datastore):
 
+    from .safe_jinja import render as jinja_render
     now = time.time()
     if n_object.get('notification_timestamp'):
         logger.trace(f"Time since queued {now-n_object['notification_timestamp']:.3f}s")
     # Insert variables into the notification content
     notification_parameters = create_notification_parameters(n_object, datastore)
 
-    # Get the notification body from datastore
-    jinja2_env = Environment(loader=BaseLoader)
-    n_body = jinja2_env.from_string(n_object.get('notification_body', '')).render(**notification_parameters)
-    n_title = jinja2_env.from_string(n_object.get('notification_title', '')).render(**notification_parameters)
     n_format = valid_notification_formats.get(
         n_object.get('notification_format', default_notification_format),
         valid_notification_formats[default_notification_format],
@@ -151,13 +147,18 @@ def process_notification(n_object, datastore):
 
     with apprise.LogCapture(level=apprise.logging.DEBUG) as logs:
         for url in n_object['notification_urls']:
+
+            # Get the notification body from datastore
+            n_body = jinja_render(template_str=n_object.get('notification_body', ''), **notification_parameters)
+            n_title = jinja_render(template_str=n_object.get('notification_title', ''), **notification_parameters)
+
             url = url.strip()
             if not url:
                 logger.warning(f"Process Notification: skipping empty notification URL.")
                 continue
 
             logger.info(">> Process Notification: AppRise notifying {}".format(url))
-            url = jinja2_env.from_string(url).render(**notification_parameters)
+            url = jinja_render(template_str=url, **notification_parameters)
 
             # Re 323 - Limit discord length to their 2000 char limit total or it wont send.
             # Because different notifications may require different pre-processing, run each sequentially :(

changedetectionio/processors/__init__.py

@@ -1,11 +1,11 @@
 from abc import abstractmethod
-import os
+from changedetectionio.strtobool import strtobool
-import hashlib
+from changedetectionio.model import Watch
-import re
-from changedetectionio import content_fetcher
 from copy import deepcopy
-from distutils.util import strtobool
 from loguru import logger
+import hashlib
+import os
+import re
 
 class difference_detection_processor():
 
@@ -22,7 +22,7 @@ class difference_detection_processor():
         self.watch = deepcopy(self.datastore.data['watching'].get(watch_uuid))
 
     def call_browser(self):
-
+        from requests.structures import CaseInsensitiveDict
         # Protect against file:// access
         if re.search(r'^file://', self.watch.get('url', '').strip(), re.IGNORECASE):
             if not strtobool(os.getenv('ALLOW_FILE_URI', 'false')):
@@ -50,7 +50,7 @@ class difference_detection_processor():
             connection = list(
                 filter(lambda s: (s['browser_name'] == key), self.datastore.data['settings']['requests'].get('extra_browsers', [])))
             if connection:
-                prefer_fetch_backend = 'base_html_playwright'
+                prefer_fetch_backend = 'html_webdriver'
                 custom_browser_connection_url = connection[0].get('browser_connection_url')
 
         # PDF should be html_requests because playwright will serve it up (so far) in a embedded page
@@ -60,17 +60,28 @@ class difference_detection_processor():
            prefer_fetch_backend = "html_requests"
 
         # Grab the right kind of 'fetcher', (playwright, requests, etc)
-        if hasattr(content_fetcher, prefer_fetch_backend):
+        from changedetectionio import content_fetchers
-            fetcher_obj = getattr(content_fetcher, prefer_fetch_backend)
+        if hasattr(content_fetchers, prefer_fetch_backend):
+            # @todo TEMPORARY HACK - SWITCH BACK TO PLAYWRIGHT FOR BROWSERSTEPS
+            if prefer_fetch_backend == 'html_webdriver' and self.watch.has_browser_steps:
+                # This is never supported in selenium anyway
+                logger.warning("Using playwright fetcher override for possible puppeteer request in browsersteps, because puppetteer:browser steps is incomplete.")
+                from changedetectionio.content_fetchers.playwright import fetcher as playwright_fetcher
+                fetcher_obj = playwright_fetcher
             else:
-            # If the klass doesnt exist, just use a default
+                fetcher_obj = getattr(content_fetchers, prefer_fetch_backend)
-            fetcher_obj = getattr(content_fetcher, "html_requests")
+        else:
-
+            # What it referenced doesnt exist, Just use a default
+            fetcher_obj = getattr(content_fetchers, "html_requests")
 
         proxy_url = None
         if preferred_proxy_id:
+            # Custom browser endpoints should NOT have a proxy added
+            if not prefer_fetch_backend.startswith('extra_browser_'):
                 proxy_url = self.datastore.proxy_list.get(preferred_proxy_id).get('url')
                 logger.debug(f"Selected proxy key '{preferred_proxy_id}' as proxy URL '{proxy_url}' for {url}")
+            else:
+                logger.debug(f"Skipping adding proxy data when custom Browser endpoint is specified. ")
 
         # Now call the fetcher (playwright/requests/etc) with arguments that only a fetcher would need.
         # When browser_connection_url is None, it method should default to working out whats the best defaults (os env vars etc)
@@ -83,7 +94,13 @@ class difference_detection_processor():
             self.fetcher.browser_steps_screenshot_path = os.path.join(self.datastore.datastore_path, self.watch.get('uuid'))
 
         # Tweak the base config with the per-watch ones
-        request_headers = self.watch.get('headers', [])
+        request_headers = CaseInsensitiveDict()
+
+        ua = self.datastore.data['settings']['requests'].get('default_ua')
+        if ua and ua.get(prefer_fetch_backend):
+            request_headers.update({'User-Agent': ua.get(prefer_fetch_backend)})
+
+        request_headers.update(self.watch.get('headers', {}))
         request_headers.update(self.datastore.get_all_base_headers())
         request_headers.update(self.datastore.get_all_headers_in_textfile_for_watch(uuid=self.watch.get('uuid')))
 
@@ -122,7 +139,7 @@ class difference_detection_processor():
         # After init, call run_changedetection() which will do the actual change-detection
 
     @abstractmethod
-    def run_changedetection(self, uuid, skip_when_checksum_same=True):
+    def run_changedetection(self, watch: Watch, skip_when_checksum_same=True):
         update_obj = {'last_notification_error': False, 'last_error': False}
         some_data = 'xxxxx'
         update_obj["previous_md5"] = hashlib.md5(some_data.encode('utf-8')).hexdigest()

changedetectionio/processors/restock_diff.py

@@ -1,6 +1,5 @@
 
 from . import difference_detection_processor
-from copy import deepcopy
 from loguru import logger
 import hashlib
 import urllib3
@@ -20,10 +19,7 @@ class perform_site_check(difference_detection_processor):
     screenshot = None
     xpath_data = None
 
-    def run_changedetection(self, uuid, skip_when_checksum_same=True):
+    def run_changedetection(self, watch, skip_when_checksum_same=True):
-
-        # DeepCopy so we can be sure we don't accidently change anything by reference
-        watch = deepcopy(self.datastore.data['watching'].get(uuid))
 
         if not watch:
             raise Exception("Watch no longer exists.")
@@ -44,13 +40,13 @@ class perform_site_check(difference_detection_processor):
             fetched_md5 = hashlib.md5(self.fetcher.instock_data.encode('utf-8')).hexdigest()
             # 'Possibly in stock' comes from stock-not-in-stock.js when no string found above the fold.
             update_obj["in_stock"] = True if self.fetcher.instock_data == 'Possibly in stock' else False
-            logger.debug(f"Watch UUID {uuid} restock check returned '{self.fetcher.instock_data}' from JS scraper.")
+            logger.debug(f"Watch UUID {watch.get('uuid')} restock check returned '{self.fetcher.instock_data}' from JS scraper.")
         else:
             raise UnableToExtractRestockData(status_code=self.fetcher.status_code)
 
         # The main thing that all this at the moment comes down to :)
         changed_detected = False
-        logger.debug(f"Watch UUID {uuid} restock check - Previous MD5: {watch.get('previous_md5')}, Fetched MD5 {fetched_md5}")
+        logger.debug(f"Watch UUID {watch.get('uuid')} restock check - Previous MD5: {watch.get('previous_md5')}, Fetched MD5 {fetched_md5}")
 
         if watch.get('previous_md5') and watch.get('previous_md5') != fetched_md5:
             # Yes if we only care about it going to instock, AND we are in stock

changedetectionio/processors/text_json_diff.py

@@ -8,19 +8,20 @@ import urllib3
 
 from . import difference_detection_processor
 from ..html_tools import PERL_STYLE_REGEX, cdata_in_document_to_text
-from changedetectionio import content_fetcher, html_tools
+from changedetectionio import html_tools, content_fetchers
 from changedetectionio.blueprint.price_data_follower import PRICE_DATA_TRACK_ACCEPT, PRICE_DATA_TRACK_REJECT
-from copy import deepcopy
 from loguru import logger
 
 urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
 
 name = 'Webpage Text/HTML, JSON and PDF changes'
 description = 'Detects all text changes where possible'
-json_filter_prefixes = ['json:', 'jq:']
+json_filter_prefixes = ['json:', 'jq:', 'jqraw:']
 
 class FilterNotFoundInResponse(ValueError):
-    def __init__(self, msg):
+    def __init__(self, msg, screenshot=None, xpath_data=None):
+        self.screenshot = screenshot
+        self.xpath_data = xpath_data
         ValueError.__init__(self, msg)
 
 
@@ -33,14 +34,12 @@ class PDFToHTMLToolNotFound(ValueError):
 # (set_proxy_from_list)
 class perform_site_check(difference_detection_processor):
 
-    def run_changedetection(self, uuid, skip_when_checksum_same=True):
+    def run_changedetection(self, watch, skip_when_checksum_same=True):
         changed_detected = False
         html_content = ""
         screenshot = False  # as bytes
         stripped_text_from_html = ""
 
-        # DeepCopy so we can be sure we don't accidently change anything by reference
-        watch = deepcopy(self.datastore.data['watching'].get(uuid))
         if not watch:
             raise Exception("Watch no longer exists.")
 
@@ -60,7 +59,7 @@ class perform_site_check(difference_detection_processor):
         update_obj['previous_md5_before_filters'] = hashlib.md5(self.fetcher.content.encode('utf-8')).hexdigest()
         if skip_when_checksum_same:
             if update_obj['previous_md5_before_filters'] == watch.get('previous_md5_before_filters'):
-                raise content_fetcher.checksumFromPreviousCheckWasTheSame()
+                raise content_fetchers.exceptions.checksumFromPreviousCheckWasTheSame()
 
         # Fetching complete, now filters
 
@@ -115,10 +114,12 @@ class perform_site_check(difference_detection_processor):
         # Better would be if Watch.model could access the global data also
         # and then use getattr https://docs.python.org/3/reference/datamodel.html#object.__getitem__
         # https://realpython.com/inherit-python-dict/ instead of doing it procedurely
-        include_filters_from_tags = self.datastore.get_tag_overrides_for_watch(uuid=uuid, attr='include_filters')
+        include_filters_from_tags = self.datastore.get_tag_overrides_for_watch(uuid=watch.get('uuid'), attr='include_filters')
-        include_filters_rule = [*watch.get('include_filters', []), *include_filters_from_tags]
 
-        subtractive_selectors = [*self.datastore.get_tag_overrides_for_watch(uuid=uuid, attr='subtractive_selectors'),
+        # 1845 - remove duplicated filters in both group and watch include filter
+        include_filters_rule = list(dict.fromkeys(watch.get('include_filters', []) + include_filters_from_tags))
+
+        subtractive_selectors = [*self.datastore.get_tag_overrides_for_watch(uuid=watch.get('uuid'), attr='subtractive_selectors'),
                                  *watch.get("subtractive_selectors", []),
                                  *self.datastore.data["settings"]["application"].get("global_subtractive_selectors", [])
                                  ]
@@ -185,7 +186,7 @@ class perform_site_check(difference_detection_processor):
                                                                        append_pretty_line_formatting=not watch.is_source_type_url)
 
                     if not html_content.strip():
-                        raise FilterNotFoundInResponse(include_filters_rule)
+                        raise FilterNotFoundInResponse(msg=include_filters_rule, screenshot=self.fetcher.screenshot, xpath_data=self.fetcher.xpath_data)
 
                 if has_subtractive_selectors:
                     html_content = html_tools.element_removal(subtractive_selectors, html_content)
@@ -202,6 +203,12 @@ class perform_site_check(difference_detection_processor):
                             is_rss=is_rss # #1874 activate the <title workaround hack
                         )
 
+        if watch.get('sort_text_alphabetically') and stripped_text_from_html:
+            # Note: Because a <p>something</p> will add an extra line feed to signify the paragraph gap
+            # we end up with 'Some text\n\n', sorting will add all those extra \n at the start, so we remove them here.
+            stripped_text_from_html = stripped_text_from_html.replace('\n\n', '\n')
+            stripped_text_from_html = '\n'.join( sorted(stripped_text_from_html.splitlines(), key=lambda x: x.lower() ))
+
         # Re #340 - return the content before the 'ignore text' was applied
         text_content_before_ignored_filter = stripped_text_from_html.encode('utf-8')
 
@@ -213,7 +220,7 @@ class perform_site_check(difference_detection_processor):
             from .. import diff
             # needs to not include (added) etc or it may get used twice
             # Replace the processed text with the preferred result
-            rendered_diff = diff.render_diff(previous_version_file_contents=watch.get_last_fetched_before_filters(),
+            rendered_diff = diff.render_diff(previous_version_file_contents=watch.get_last_fetched_text_before_filters(),
                                              newest_version_file_contents=stripped_text_from_html,
                                              include_equal=False,  # not the same lines
                                              include_added=watch.get('filter_text_added', True),
@@ -222,7 +229,7 @@ class perform_site_check(difference_detection_processor):
                                              line_feed_sep="\n",
                                              include_change_type_prefix=False)
 
-            watch.save_last_fetched_before_filters(text_content_before_ignored_filter)
+            watch.save_last_text_fetched_before_filters(text_content_before_ignored_filter)
 
             if not rendered_diff and stripped_text_from_html:
                 # We had some content, but no differences were found
@@ -235,11 +242,12 @@ class perform_site_check(difference_detection_processor):
         # Treat pages with no renderable text content as a change? No by default
         empty_pages_are_a_change = self.datastore.data['settings']['application'].get('empty_pages_are_a_change', False)
         if not is_json and not empty_pages_are_a_change and len(stripped_text_from_html.strip()) == 0:
-            raise content_fetcher.ReplyWithContentButNoText(url=url,
+            raise content_fetchers.exceptions.ReplyWithContentButNoText(url=url,
                                                             status_code=self.fetcher.get_last_status_code(),
-                                                            screenshot=screenshot,
+                                                            screenshot=self.fetcher.screenshot,
                                                             has_filters=has_filter_rule,
-                                                            html_content=html_content
+                                                            html_content=html_content,
+                                                            xpath_data=self.fetcher.xpath_data
                                                             )
 
         # We rely on the actual text in the html output.. many sites have random script vars etc,
@@ -335,17 +343,17 @@ class perform_site_check(difference_detection_processor):
                 if not watch['title'] or not len(watch['title']):
                     update_obj['title'] = html_tools.extract_element(find='title', html_content=self.fetcher.content)
 
-        logger.debug(f"Watch UUID {uuid} content check - Previous MD5: {watch.get('previous_md5')}, Fetched MD5 {fetched_md5}")
+        logger.debug(f"Watch UUID {watch.get('uuid')} content check - Previous MD5: {watch.get('previous_md5')}, Fetched MD5 {fetched_md5}")
 
         if changed_detected:
             if watch.get('check_unique_lines', False):
                 has_unique_lines = watch.lines_contain_something_unique_compared_to_history(lines=stripped_text_from_html.splitlines())
                 # One or more lines? unsure?
                 if not has_unique_lines:
-                    logger.debug(f"check_unique_lines: UUID {uuid} didnt have anything new setting change_detected=False")
+                    logger.debug(f"check_unique_lines: UUID {watch.get('uuid')} didnt have anything new setting change_detected=False")
                     changed_detected = False
                 else:
-                    logger.debug(f"check_unique_lines: UUID {uuid} had unique content")
+                    logger.debug(f"check_unique_lines: UUID {watch.get('uuid')} had unique content")
 
         # Always record the new checksum
         update_obj["previous_md5"] = fetched_md5

changedetectionio/res/stock-not-in-stock.js

@@ -1,132 +0,0 @@
-// Restock Detector
-// (c) Leigh Morresi dgtlmoon@gmail.com
-//
-// Assumes the product is in stock to begin with, unless the following appears above the fold ;
-// - outOfStockTexts appears above the fold (out of stock)
-// - negateOutOfStockRegex (really is in stock)
-
-function isItemInStock() {
-    // @todo Pass these in so the same list can be used in non-JS fetchers
-    const outOfStockTexts = [
-        ' أخبرني عندما يتوفر',
-        '0 in stock',
-        'agotado',
-        'article épuisé',
-        'artikel zurzeit vergriffen',
-        'as soon as stock is available',
-        'ausverkauft', // sold out
-        'available for back order',
-        'back-order or out of stock',
-        'backordered',
-        'benachrichtigt mich', // notify me
-        'brak na stanie',
-        'brak w magazynie',
-        'coming soon',
-        'currently have any tickets for this',
-        'currently unavailable',
-        'dostępne wkrótce',
-        'en rupture de stock',
-        'ist derzeit nicht auf lager',
-        'item is no longer available',
-        'let me know when it\'s available',
-        'message if back in stock',
-        'nachricht bei',
-        'nicht auf lager',
-        'nicht lieferbar',
-        'nicht zur verfügung',
-        'niet beschikbaar',
-        'niet leverbaar',
-        'no disponible temporalmente',
-        'no longer in stock',
-        'no tickets available',
-        'not available',
-        'not currently available',
-        'not in stock',        
-        'notify me when available',
-        'notify when available',            
-        'não estamos a aceitar encomendas',
-        'out of stock',
-        'out-of-stock',
-        'produkt niedostępny',
-        'sold out',
-        'sold-out',
-        'temporarily out of stock',
-        'temporarily unavailable',
-        'tickets unavailable',
-        'tijdelijk uitverkocht',
-        'unavailable tickets',
-        'we do not currently have an estimate of when this product will be back in stock.',
-        'we don\'t know when or if this item will be back in stock.',
-        'zur zeit nicht an lager',
-        '品切れ',
-        '已售完',
-        '품절'
-    ];
-
-    const vh = Math.max(document.documentElement.clientHeight || 0, window.innerHeight || 0);
-    function getElementBaseText(element) {
-        // .textContent can include text from children which may give the wrong results
-        // scan only immediate TEXT_NODEs, which will be a child of the element
-        var text = "";
-        for (var i = 0; i < element.childNodes.length; ++i)
-            if (element.childNodes[i].nodeType === Node.TEXT_NODE)
-                text += element.childNodes[i].textContent;
-        return text.toLowerCase().trim();
-    }
-
-    const negateOutOfStockRegex = new RegExp('([0-9] in stock|add to cart)', 'ig');
-
-    // The out-of-stock or in-stock-text is generally always above-the-fold
-    // and often below-the-fold is a list of related products that may or may not contain trigger text
-    // so it's good to filter to just the 'above the fold' elements
-    // and it should be atleast 100px from the top to ignore items in the toolbar, sometimes menu items like "Coming soon" exist
-    const elementsToScan = Array.from(document.getElementsByTagName('*')).filter(element => element.getBoundingClientRect().top + window.scrollY <= vh && element.getBoundingClientRect().top + window.scrollY >= 100);
-
-    var elementText = "";
-
-    // REGEXS THAT REALLY MEAN IT'S IN STOCK
-    for (let i = elementsToScan.length - 1; i >= 0; i--) {
-        const element = elementsToScan[i];
-        elementText = "";
-        if (element.tagName.toLowerCase() === "input") {
-            elementText = element.value.toLowerCase();
-        } else {
-            elementText = getElementBaseText(element);
-        }
-
-        if (elementText.length) {
-            // try which ones could mean its in stock
-            if (negateOutOfStockRegex.test(elementText)) {
-                return 'Possibly in stock';
-            }
-        }
-    }
-
-    // OTHER STUFF THAT COULD BE THAT IT'S OUT OF STOCK
-    for (let i = elementsToScan.length - 1; i >= 0; i--) {
-        const element = elementsToScan[i];
-        if (element.offsetWidth > 0 || element.offsetHeight > 0 || element.getClientRects().length > 0) {
-            elementText = "";
-            if (element.tagName.toLowerCase() === "input") {
-                elementText = element.value.toLowerCase();
-            } else {
-                elementText = getElementBaseText(element);
-            }
-
-            if (elementText.length) {
-                // and these mean its out of stock
-                for (const outOfStockText of outOfStockTexts) {
-                    if (elementText.includes(outOfStockText)) {
-                        return outOfStockText; // item is out of stock
-                    }
-                }
-            }
-        }
-    }
-
-    return 'Possibly in stock'; // possibly in stock, cant decide otherwise.
-}
-
-// returns the element text that makes it think it's out of stock
-return isItemInStock().trim()
-

changedetectionio/run_custom_browser_url_tests.sh

@@ -2,20 +2,22 @@
 
 # run some tests and look if the 'custom-browser-search-string=1' connect string appeared in the correct containers
 
+# @todo do it again but with the puppeteer one
+
 # enable debug
 set -x
 
 # A extra browser is configured, but we never chose to use it, so it should NOT show in the logs
-docker run --rm -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest tests/custom_browser_url/test_custom_browser_url.py::test_request_not_via_custom_browser_url'
+docker run --rm -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest tests/custom_browser_url/test_custom_browser_url.py::test_request_not_via_custom_browser_url'
-docker logs browserless-custom-url &>log.txt
+docker logs sockpuppetbrowser-custom-url &>log-custom.txt
-grep 'custom-browser-search-string=1' log.txt
+grep 'custom-browser-search-string=1' log-custom.txt
 if [ $? -ne 1 ]
 then
-  echo "Saw a request in 'browserless-custom-url' container with 'custom-browser-search-string=1' when I should not"
+  echo "Saw a request in 'sockpuppetbrowser-custom-url' container with 'custom-browser-search-string=1' when I should not - log-custom.txt"
   exit 1
 fi
 
-docker logs browserless &>log.txt
+docker logs sockpuppetbrowser &>log.txt
 grep 'custom-browser-search-string=1' log.txt
 if [ $? -ne 1 ]
 then
@@ -24,16 +26,16 @@ then
 fi
 
 # Special connect string should appear in the custom-url container, but not in the 'default' one
-docker run --rm -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest tests/custom_browser_url/test_custom_browser_url.py::test_request_via_custom_browser_url'
+docker run --rm -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest tests/custom_browser_url/test_custom_browser_url.py::test_request_via_custom_browser_url'
-docker logs browserless-custom-url &>log.txt
+docker logs sockpuppetbrowser-custom-url &>log-custom.txt
-grep 'custom-browser-search-string=1' log.txt
+grep 'custom-browser-search-string=1' log-custom.txt
 if [ $? -ne 0 ]
 then
-  echo "Did not see request in 'browserless-custom-url' container with 'custom-browser-search-string=1' when I should"
+  echo "Did not see request in 'sockpuppetbrowser-custom-url' container with 'custom-browser-search-string=1' when I should - log-custom.txt"
   exit 1
 fi
 
-docker logs browserless &>log.txt
+docker logs sockpuppetbrowser &>log.txt
 grep 'custom-browser-search-string=1' log.txt
 if [ $? -ne 1 ]
 then

changedetectionio/run_proxy_tests.sh

@@ -10,41 +10,7 @@ set -x
 docker run --network changedet-network -d --name squid-one --hostname squid-one --rm -v `pwd`/tests/proxy_list/squid.conf:/etc/squid/conf.d/debian.conf ubuntu/squid:4.13-21.10_edge
 docker run --network changedet-network -d --name squid-two --hostname squid-two --rm -v `pwd`/tests/proxy_list/squid.conf:/etc/squid/conf.d/debian.conf ubuntu/squid:4.13-21.10_edge
 
-# SOCKS5 related - start simple Socks5 proxy server
+# Used for configuring a custom proxy URL via the UI - with username+password auth
-# SOCKSTEST=xyz should show in the logs of this service to confirm it fetched
-docker run --network changedet-network -d --hostname socks5proxy --name socks5proxy -p 1080:1080 -e PROXY_USER=proxy_user123 -e PROXY_PASSWORD=proxy_pass123 serjs/go-socks5-proxy
-docker run --network changedet-network -d --hostname socks5proxy-noauth -p 1081:1080 --name socks5proxy-noauth  serjs/go-socks5-proxy
-
-echo "---------------------------------- SOCKS5 -------------------"
-# SOCKS5 related - test from proxies.json
-docker run --network changedet-network \
-  -v `pwd`/tests/proxy_socks5/proxies.json-example:/app/changedetectionio/test-datastore/proxies.json \
-  --rm \
-  -e "SOCKSTEST=proxiesjson" \
-  test-changedetectionio \
-  bash -c 'cd changedetectionio && pytest tests/proxy_socks5/test_socks5_proxy_sources.py'
-
-# SOCKS5 related - by manually entering in UI
-docker run --network changedet-network \
-  --rm \
-  -e "SOCKSTEST=manual" \
-  test-changedetectionio \
-  bash -c 'cd changedetectionio && pytest tests/proxy_socks5/test_socks5_proxy.py'
-
-# SOCKS5 related - test from proxies.json via playwright - NOTE- PLAYWRIGHT DOESNT SUPPORT AUTHENTICATING PROXY
-docker run --network changedet-network \
-  -e "SOCKSTEST=manual-playwright" \
-  -v `pwd`/tests/proxy_socks5/proxies.json-example-noauth:/app/changedetectionio/test-datastore/proxies.json \
-  -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000" \
-  --rm \
-  test-changedetectionio \
-  bash -c 'cd changedetectionio && pytest tests/proxy_socks5/test_socks5_proxy_sources.py'
-
-echo "socks5 server logs"
-docker logs socks5proxy
-echo "----------------------------------"
-
-# Used for configuring a custom proxy URL via the UI
 docker run --network changedet-network -d \
   --name squid-custom \
   --hostname squid-custom \
@@ -60,15 +26,17 @@ docker run --network changedet-network \
   test-changedetectionio \
   bash -c 'cd changedetectionio && pytest tests/proxy_list/test_multiple_proxy.py'
 
-
+set +e
-## Should be a request in the default "first" squid
+echo "- Looking for chosen.changedetection.io request in squid-one - it should NOT be here"
 docker logs squid-one 2>/dev/null|grep chosen.changedetection.io
-if [ $? -ne 0 ]
+if [ $? -ne 1 ]
 then
-  echo "Did not see a request to chosen.changedetection.io in the squid logs (while checking preferred proxy - squid one)"
+  echo "Saw a request to chosen.changedetection.io in the squid logs (while checking preferred proxy - squid one) WHEN I SHOULD NOT"
   exit 1
 fi
 
+set -e
+echo "- Looking for chosen.changedetection.io request in squid-two"
 # And one in the 'second' squid (user selects this as preferred)
 docker logs squid-two 2>/dev/null|grep chosen.changedetection.io
 if [ $? -ne 0 ]
@@ -77,7 +45,6 @@ then
   exit 1
 fi
 
-
 # Test the UI configurable proxies
 docker run --network changedet-network \
   test-changedetectionio \
@@ -85,6 +52,7 @@ docker run --network changedet-network \
 
 
 # Should see a request for one.changedetection.io in there
+echo "- Looking for .changedetection.io request in squid-custom"
 docker logs squid-custom 2>/dev/null|grep "TCP_TUNNEL.200.*changedetection.io"
 if [ $? -ne 0 ]
 then
@@ -101,7 +69,7 @@ docker run --network changedet-network \
 set +e
 # Check request was never seen in any container
 for c in $(echo "squid-one squid-two squid-custom"); do
-  echo Checking $c
+  echo ....Checking $c
   docker logs $c &> $c.txt
   grep noproxy $c.txt
   if [ $? -ne 1 ]

changedetectionio/run_socks_proxy_tests.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+
+# exit when any command fails
+set -e
+# enable debug
+set -x
+
+
+# SOCKS5 related - start simple Socks5 proxy server
+# SOCKSTEST=xyz should show in the logs of this service to confirm it fetched
+docker run --network changedet-network -d --hostname socks5proxy --rm  --name socks5proxy -p 1080:1080 -e PROXY_USER=proxy_user123 -e PROXY_PASSWORD=proxy_pass123 serjs/go-socks5-proxy
+docker run --network changedet-network -d --hostname socks5proxy-noauth --rm  -p 1081:1080 --name socks5proxy-noauth  serjs/go-socks5-proxy
+
+echo "---------------------------------- SOCKS5 -------------------"
+# SOCKS5 related - test from proxies.json
+docker run --network changedet-network \
+  -v `pwd`/tests/proxy_socks5/proxies.json-example:/app/changedetectionio/test-datastore/proxies.json \
+  --rm \
+  -e "SOCKSTEST=proxiesjson" \
+  test-changedetectionio \
+  bash -c 'cd changedetectionio && pytest tests/proxy_socks5/test_socks5_proxy_sources.py'
+
+# SOCKS5 related - by manually entering in UI
+docker run --network changedet-network \
+  --rm \
+  -e "SOCKSTEST=manual" \
+  test-changedetectionio \
+  bash -c 'cd changedetectionio && pytest tests/proxy_socks5/test_socks5_proxy.py'
+
+# SOCKS5 related - test from proxies.json via playwright - NOTE- PLAYWRIGHT DOESNT SUPPORT AUTHENTICATING PROXY
+docker run --network changedet-network \
+  -e "SOCKSTEST=manual-playwright" \
+  -v `pwd`/tests/proxy_socks5/proxies.json-example-noauth:/app/changedetectionio/test-datastore/proxies.json \
+  -e "PLAYWRIGHT_DRIVER_URL=ws://sockpuppetbrowser:3000" \
+  --rm \
+  test-changedetectionio \
+  bash -c 'cd changedetectionio && pytest tests/proxy_socks5/test_socks5_proxy_sources.py'
+
+echo "socks5 server logs"
+docker logs socks5proxy
+echo "----------------------------------"
+
+docker kill socks5proxy socks5proxy-noauth

changedetectionio/safe_jinja.py

@@ -0,0 +1,18 @@
+"""
+Safe Jinja2 render with max payload sizes
+
+See https://jinja.palletsprojects.com/en/3.1.x/sandbox/#security-considerations
+"""
+
+import jinja2.sandbox
+import typing as t
+import os
+
+JINJA2_MAX_RETURN_PAYLOAD_SIZE = 1024 * int(os.getenv("JINJA2_MAX_RETURN_PAYLOAD_SIZE_KB", 1024 * 10))
+
+
+def render(template_str, **args: t.Any) -> str:
+    jinja2_env = jinja2.sandbox.ImmutableSandboxedEnvironment(extensions=['jinja2_time.TimeExtension'])
+    output = jinja2_env.from_string(template_str).render(args)
+    return output[:JINJA2_MAX_RETURN_PAYLOAD_SIZE]
+

changedetectionio/static/js/browser-steps.js

@@ -1,16 +1,7 @@
 $(document).ready(function () {
 
-    // duplicate
-    var csrftoken = $('input[name=csrf_token]').val();
-    $.ajaxSetup({
-        beforeSend: function (xhr, settings) {
-            if (!/^(GET|HEAD|OPTIONS|TRACE)$/i.test(settings.type) && !this.crossDomain) {
-                xhr.setRequestHeader("X-CSRFToken", csrftoken)
-            }
-        }
-    })
     var browsersteps_session_id;
-    var browserless_seconds_remaining = 0;
+    var browser_interface_seconds_remaining = 0;
     var apply_buttons_disabled = false;
     var include_text_elements = $("#include_text_elements");
     var xpath_data = false;
@@ -26,7 +17,8 @@ $(document).ready(function () {
         set_scale();
     });
     // Should always be disabled
-    $('#browser_steps >li:first-child select').val('Goto site').attr('disabled', 'disabled');
+    $('#browser_steps-0-operation option[value="Goto site"]').prop("selected", "selected");
+    $('#browser_steps-0-operation').attr('disabled', 'disabled');
 
     $('#browsersteps-click-start').click(function () {
         $("#browsersteps-click-start").fadeOut();
@@ -49,7 +41,7 @@ $(document).ready(function () {
         $('#browsersteps-img').removeAttr('src');
         $("#browsersteps-click-start").show();
         $("#browsersteps-selector-wrapper .spinner").hide();
-        browserless_seconds_remaining = 0;
+        browser_interface_seconds_remaining = 0;
         browsersteps_session_id = false;
         apply_buttons_disabled = false;
         ctx.clearRect(0, 0, c.width, c.height);
@@ -61,12 +53,12 @@ $(document).ready(function () {
         $('#browser_steps >li:first-child').css('opacity', '0.5');
     }
 
-    // Show seconds remaining until playwright/browserless needs to restart the session
+    // Show seconds remaining until the browser interface needs to restart the session
     // (See comment at the top of changedetectionio/blueprint/browser_steps/__init__.py )
     setInterval(() => {
-        if (browserless_seconds_remaining >= 1) {
+        if (browser_interface_seconds_remaining >= 1) {
-            document.getElementById('browserless-seconds-remaining').innerText = browserless_seconds_remaining + " seconds remaining in session";
+            document.getElementById('browser-seconds-remaining').innerText = browser_interface_seconds_remaining + " seconds remaining in session";
-            browserless_seconds_remaining -= 1;
+            browser_interface_seconds_remaining -= 1;
         }
     }, "1000")
 
@@ -160,6 +152,12 @@ $(document).ready(function () {
                     e.offsetX > item.left * y_scale && e.offsetX < item.left * y_scale + item.width * y_scale
 
                 ) {
+                    // Ignore really large ones, because we are scraping 'div' also from xpath_element_scraper but
+                    // that div or whatever could be some wrapper and would generally make you select the whole page
+                    if (item.width > 800 && item.height > 400) {
+                        return
+                    }
+
                     // There could be many elements here, record them all and then we'll find out which is the most 'useful'
                     // (input, textarea, button, A etc)
                     if (item.width < xpath_data['browser_width']) {
@@ -261,7 +259,7 @@ $(document).ready(function () {
             // This should trigger 'Goto site'
             console.log("Got startup response, requesting Goto-Site (first) step fake click");
             $('#browser_steps >li:first-child .apply').click();
-            browserless_seconds_remaining = 500;
+            browser_interface_seconds_remaining = 500;
             set_first_gotosite_disabled();
         }).fail(function (data) {
             console.log(data);

changedetectionio/static/js/csrf.js

@@ -0,0 +1,10 @@
+$(document).ready(function () {
+    $.ajaxSetup({
+        beforeSend: function (xhr, settings) {
+            if (!/^(GET|HEAD|OPTIONS|TRACE)$/i.test(settings.type) && !this.crossDomain) {
+                xhr.setRequestHeader("X-CSRFToken", csrftoken)
+            }
+        }
+    })
+});
+

changedetectionio/static/js/diff-overview.js

@@ -1,12 +1,10 @@
 $(document).ready(function () {
-    var csrftoken = $('input[name=csrf_token]').val();
+    $('.needs-localtime').each(function () {
-    $.ajaxSetup({
+        for (var option of this.options) {
-        beforeSend: function (xhr, settings) {
+            var dateObject = new Date(option.value * 1000);
-            if (!/^(GET|HEAD|OPTIONS|TRACE)$/i.test(settings.type) && !this.crossDomain) {
+            option.label = dateObject.toLocaleString(undefined, {dateStyle: "full", timeStyle: "medium"});
-                xhr.setRequestHeader("X-CSRFToken", csrftoken)
         }
-        }
+    });
-    })
 
     // Load it when the #screenshot tab is in use, so we dont give a slow experience when waiting for the text diff to load
     window.addEventListener('hashchange', function (e) {
@@ -41,6 +39,12 @@ $(document).ready(function () {
       $("#highlightSnippet").remove();
     }
 
+    // Listen for Escape key press
+    window.addEventListener('keydown', function (e) {
+        if (e.key === 'Escape') {
+            clean();
+        }
+    }, false);
 
     function dragTextHandler(event) {
         console.log('mouseupped');
@@ -90,5 +94,10 @@ $(document).ready(function () {
         }
     }
 
-
+    $('#diff-form').on('submit', function (e) {
+        if ($('select[name=from_version]').val() === $('select[name=to_version]').val()) {
+            e.preventDefault();
+            alert('Error - You are trying to compare the same version.');
+        }
+    });
 });

changedetectionio/static/js/diff-render.js

@@ -79,12 +79,7 @@ $(document).ready(function () {
         $('#jump-next-diff').click();
     }
 
-    $('.needs-localtime').each(function () {
+
-        for (var option of this.options) {
-            var dateObject = new Date(option.value * 1000);
-            option.label = dateObject.toLocaleString(undefined, {dateStyle: "full", timeStyle: "medium"});
-        }
-    })
     onDiffTypeChange(
         document.querySelector('#settings [name="diff_type"]:checked'),
     );

changedetectionio/static/js/notifications.js

@@ -13,30 +13,16 @@ $(document).ready(function() {
   $('#send-test-notification').click(function (e) {
     e.preventDefault();
 
-    // this can be global
-    var csrftoken = $('input[name=csrf_token]').val();
-    $.ajaxSetup({
-        beforeSend: function(xhr, settings) {
-            if (!/^(GET|HEAD|OPTIONS|TRACE)$/i.test(settings.type) && !this.crossDomain) {
-                xhr.setRequestHeader("X-CSRFToken", csrftoken)
-            }
-        }
-    })
-
     data = {
       notification_body: $('#notification_body').val(),
       notification_format: $('#notification_format').val(),
       notification_title: $('#notification_title').val(),
       notification_urls: $('.notification-urls').val(),
+      tags: $('#tags').val(),
       window_url: window.location.href,
     }
 
 
-    if (!data['notification_urls'].length) {
-      alert("Notification URL list is empty, cannot send test.")
-      return;
-    }
-
     $.ajax({
       type: "POST",
       url: notification_base_url,
@@ -49,7 +35,7 @@ $(document).ready(function() {
       }
     }).done(function(data){
       console.log(data);
-      alert('Sent');
+      alert(data);
     }).fail(function(data){
       console.log(data);
       alert('There was an error communicating with the server.');

changedetectionio/static/js/preview.js

@@ -0,0 +1,53 @@
+function redirect_to_version(version) {
+    var currentUrl = window.location.href;
+    var baseUrl = currentUrl.split('?')[0]; // Base URL without query parameters
+    var anchor = '';
+
+    // Check if there is an anchor
+    if (baseUrl.indexOf('#') !== -1) {
+        anchor = baseUrl.substring(baseUrl.indexOf('#'));
+        baseUrl = baseUrl.substring(0, baseUrl.indexOf('#'));
+    }
+    window.location.href = baseUrl + '?version=' + version + anchor;
+}
+
+document.addEventListener('keydown', function (event) {
+    var selectElement = document.getElementById('preview-version');
+    if (selectElement) {
+        var selectedOption = selectElement.querySelector('option:checked');
+        if (selectedOption) {
+            if (event.key === 'ArrowLeft') {
+                if (selectedOption.previousElementSibling) {
+                    redirect_to_version(selectedOption.previousElementSibling.value);
+                }
+            } else if (event.key === 'ArrowRight') {
+                if (selectedOption.nextElementSibling) {
+                    redirect_to_version(selectedOption.nextElementSibling.value);
+                }
+            }
+        }
+    }
+});
+
+
+document.getElementById('preview-version').addEventListener('change', function () {
+    redirect_to_version(this.value);
+});
+
+var selectElement = document.getElementById('preview-version');
+if (selectElement) {
+    var selectedOption = selectElement.querySelector('option:checked');
+    if (selectedOption) {
+        if (selectedOption.previousElementSibling) {
+            document.getElementById('btn-previous').href = "?version=" + selectedOption.previousElementSibling.value;
+        } else {
+            document.getElementById('btn-previous').remove()
+        }
+        if (selectedOption.nextElementSibling) {
+            document.getElementById('btn-next').href = "?version=" + selectedOption.nextElementSibling.value;
+        } else {
+            document.getElementById('btn-next').remove()
+        }
+
+    }
+}

changedetectionio/static/js/visual-selector.js

@@ -2,250 +2,258 @@
 // All rights reserved.
 // yes - this is really a hack, if you are a front-ender and want to help, please get in touch!
 
-$(document).ready(function () {
+let runInClearMode = false;
 
-    var current_selected_i;
+$(document).ready(() => {
-    var state_clicked = false;
+    let currentSelections = [];
+    let currentSelection = null;
+    let appendToList = false;
+    let c, xctx, ctx;
+    let xScale = 1, yScale = 1;
+    let selectorImage, selectorImageRect, selectorData;
 
-    var c;
 
-    // greyed out fill context
+    // Global jQuery selectors with "Elem" appended
-    var xctx;
+    const $selectorCanvasElem = $('#selector-canvas');
-    // redline highlight context
+    const $includeFiltersElem = $("#include_filters");
-    var ctx;
+    const $selectorBackgroundElem = $("img#selector-background");
+    const $selectorCurrentXpathElem = $("#selector-current-xpath span");
+    const $fetchingUpdateNoticeElem = $('.fetching-update-notice');
+    const $selectorWrapperElem = $("#selector-wrapper");
 
-    var current_default_xpath = [];
+    // Color constants
-    var x_scale = 1;
+    const FILL_STYLE_HIGHLIGHT = 'rgba(205,0,0,0.35)';
-    var y_scale = 1;
+    const FILL_STYLE_GREYED_OUT = 'rgba(205,205,205,0.95)';
-    var selector_image;
+    const STROKE_STYLE_HIGHLIGHT = 'rgba(255,0,0, 0.9)';
-    var selector_image_rect;
+    const FILL_STYLE_REDLINE = 'rgba(255,0,0, 0.1)';
-    var selector_data;
+    const STROKE_STYLE_REDLINE = 'rgba(225,0,0,0.9)';
 
-    $('#visualselector-tab').click(function () {
+    $('#visualselector-tab').click(() => {
-        $("img#selector-background").off('load');
+        $selectorBackgroundElem.off('load');
-        state_clicked = false;
+        currentSelections = [];
-        current_selected_i = false;
+        bootstrapVisualSelector();
-        bootstrap_visualselector();
     });
 
-    $(document).on('keydown', function (event) {
+    function clearReset() {
-        if ($("img#selector-background").is(":visible")) {
-            if (event.key == "Escape") {
-                state_clicked = false;
         ctx.clearRect(0, 0, c.width, c.height);
+
+        if ($includeFiltersElem.val().length) {
+            alert("Existing filters under the 'Filters & Triggers' tab were cleared.");
+        }
+        $includeFiltersElem.val('');
+
+        currentSelections = [];
+
+        // Means we ignore the xpaths from the scraper marked as sel.highlight_as_custom_filter (it matched a previous selector)
+        runInClearMode = true;
+
+        highlightCurrentSelected();
+    }
+
+    function splitToList(v) {
+        return v.split('\n').map(line => line.trim()).filter(line => line.length > 0);
+    }
+
+    function sortScrapedElementsBySize() {
+        // Sort the currentSelections array by area (width * height) in descending order
+        selectorData['size_pos'].sort((a, b) => {
+            const areaA = a.width * a.height;
+            const areaB = b.width * b.height;
+            return areaB - areaA;
+        });
+    }
+
+    $(document).on('keydown keyup', (event) => {
+        if (event.code === 'ShiftLeft' || event.code === 'ShiftRight') {
+            appendToList = event.type === 'keydown';
+        }
+
+        if (event.type === 'keydown') {
+            if ($selectorBackgroundElem.is(":visible") && event.key === "Escape") {
+                clearReset();
             }
         }
     });
 
-    // For when the page loads
+    $('#clear-selector').on('click', () => {
-    if (!window.location.hash || window.location.hash != '#visualselector') {
+        clearReset();
-        $("img#selector-background").attr('src', '');
+    });
+    // So if they start switching between visualSelector and manual filters, stop it from rendering old filters
+    $('li.tab a').on('click', () => {
+        runInClearMode = true;
+    });
+
+    if (!window.location.hash || window.location.hash !== '#visualselector') {
+        $selectorBackgroundElem.attr('src', '');
         return;
     }
 
-    // Handle clearing button/link
+    bootstrapVisualSelector();
-    $('#clear-selector').on('click', function (event) {
-        if (!state_clicked) {
-            alert('Oops, Nothing selected!');
-        }
-        state_clicked = false;
-        ctx.clearRect(0, 0, c.width, c.height);
-        xctx.clearRect(0, 0, c.width, c.height);
-        $("#include_filters").val('');
-    });
 
-
+    function bootstrapVisualSelector() {
-    bootstrap_visualselector();
+        $selectorBackgroundElem
-
+            .on("error", () => {
-
+                $fetchingUpdateNoticeElem.html("<strong>Ooops!</strong> The VisualSelector tool needs at least one fetched page, please unpause the watch and/or wait for the watch to complete fetching and then reload this page.")
-    function bootstrap_visualselector() {
+                    .css('color', '#bb0000');
-        if (1) {
+                $('#selector-current-xpath, #clear-selector').hide();
-            // bootstrap it, this will trigger everything else
+            })
-            $("img#selector-background").on("error", function () {
+            .on('load', () => {
-                $('.fetching-update-notice').html("<strong>Ooops!</strong> The VisualSelector tool needs atleast one fetched page, please unpause the watch and/or wait for the watch to complete fetching and then reload this page.");
-                $('.fetching-update-notice').css('color','#bb0000');
-                $('#selector-current-xpath').hide();
-                $('#clear-selector').hide();
-            }).bind('load', function () {
                 console.log("Loaded background...");
                 c = document.getElementById("selector-canvas");
-                // greyed out fill context
                 xctx = c.getContext("2d");
-                // redline highlight context
                 ctx = c.getContext("2d");
-                if ($("#include_filters").val().trim().length) {
+                fetchData();
-                    current_default_xpath = $("#include_filters").val().split(/\r?\n/g);
+                $selectorCanvasElem.off("mousemove mousedown");
-                } else {
+            })
-                    current_default_xpath = [];
+            .attr("src", screenshot_url);
-                }
+
-                fetch_data();
+        let s = `${$selectorBackgroundElem.attr('src')}?${new Date().getTime()}`;
-                $('#selector-canvas').off("mousemove mousedown");
+        $selectorBackgroundElem.attr('src', s);
-                // screenshot_url defined in the edit.html template
-            }).attr("src", screenshot_url);
-        }
-        // Tell visualSelector that the image should update
-        var s = $("img#selector-background").attr('src') + "?" + new Date().getTime();
-        $("img#selector-background").attr('src', s)
     }
 
-    // This is fired once the img src is loaded in bootstrap_visualselector()
+    function alertIfFilterNotFound() {
-    function fetch_data() {
+        let existingFilters = splitToList($includeFiltersElem.val());
-        // Image is ready
+        let sizePosXpaths = selectorData['size_pos'].map(sel => sel.xpath);
-        $('.fetching-update-notice').html("Fetching element data..");
+
+        for (let filter of existingFilters) {
+            if (!sizePosXpaths.includes(filter)) {
+                alert(`One or more of your existing filters was not found and will be removed when a new filter is selected.`);
+                break;
+            }
+        }
+    }
+
+    function fetchData() {
+        $fetchingUpdateNoticeElem.html("Fetching element data..");
 
         $.ajax({
             url: watch_visual_selector_data_url,
             context: document.body
-        }).done(function (data) {
+        }).done((data) => {
-            $('.fetching-update-notice').html("Rendering..");
+            $fetchingUpdateNoticeElem.html("Rendering..");
-            selector_data = data;
+            selectorData = data;
-            console.log("Reported browser width from backend: " + data['browser_width']);
+            sortScrapedElementsBySize();
-            state_clicked = false;
+            console.log(`Reported browser width from backend: ${data['browser_width']}`);
-            set_scale();
-            reflow_selector();
-            $('.fetching-update-notice').fadeOut();
-        });
 
+            // Little sanity check for the user, alert them if something missing
+            alertIfFilterNotFound();
+
+            setScale();
+            reflowSelector();
+            $fetchingUpdateNoticeElem.fadeOut();
+        });
     }
 
+    function updateFiltersText() {
+        // Assuming currentSelections is already defined and contains the selections
+        let uniqueSelections = new Set(currentSelections.map(sel => (sel[0] === '/' ? `xpath:${sel.xpath}` : sel.xpath)));
 
-    function set_scale() {
+        if (currentSelections.length > 0) {
+            // Convert the Set back to an array and join with newline characters
+            let textboxFilterText = Array.from(uniqueSelections).join("\n");
+            $includeFiltersElem.val(textboxFilterText);
+        }
+    }
 
-        // some things to check if the scaling doesnt work
+    function setScale() {
-        // - that the widths/sizes really are about the actual screen size cat elements.json |grep -o width......|sort|uniq
+        $selectorWrapperElem.show();
-        $("#selector-wrapper").show();
+        selectorImage = $selectorBackgroundElem[0];
-        selector_image = $("img#selector-background")[0];
+        selectorImageRect = selectorImage.getBoundingClientRect();
-        selector_image_rect = selector_image.getBoundingClientRect();
 
-        // make the canvas the same size as the image
+        $selectorCanvasElem.attr({
-        $('#selector-canvas').attr('height', selector_image_rect.height);
+            'height': selectorImageRect.height,
-        $('#selector-canvas').attr('width', selector_image_rect.width);
+            'width': selectorImageRect.width
-        $('#selector-wrapper').attr('width', selector_image_rect.width);
+        });
-        x_scale = selector_image_rect.width / selector_data['browser_width'];
+        $selectorWrapperElem.attr('width', selectorImageRect.width);
-        y_scale = selector_image_rect.height / selector_image.naturalHeight;
+        $('#visual-selector-heading').css('max-width', selectorImageRect.width + "px")
-        ctx.strokeStyle = 'rgba(255,0,0, 0.9)';
+
-        ctx.fillStyle = 'rgba(255,0,0, 0.1)';
+        xScale = selectorImageRect.width / selectorImage.naturalWidth;
+        yScale = selectorImageRect.height / selectorImage.naturalHeight;
+
+        ctx.strokeStyle = STROKE_STYLE_HIGHLIGHT;
+        ctx.fillStyle = FILL_STYLE_REDLINE;
         ctx.lineWidth = 3;
-        console.log("scaling set  x: " + x_scale + " by y:" + y_scale);
+        console.log("Scaling set  x: " + xScale + " by y:" + yScale);
-        $("#selector-current-xpath").css('max-width', selector_image_rect.width);
+        $("#selector-current-xpath").css('max-width', selectorImageRect.width);
     }
 
-    function reflow_selector() {
+    function reflowSelector() {
-        $(window).resize(function () {
+        $(window).resize(() => {
-            set_scale();
+            setScale();
-            highlight_current_selected_i();
+            highlightCurrentSelected();
         });
-        var selector_currnt_xpath_text = $("#selector-current-xpath span");
 
-        set_scale();
+        setScale();
 
-        console.log(selector_data['size_pos'].length + " selectors found");
+        console.log(selectorData['size_pos'].length + " selectors found");
 
-        // highlight the default one if we can find it in the xPath list
+        let existingFilters = splitToList($includeFiltersElem.val());
-        // or the xpath matches the default one
+
-        found = false;
+        selectorData['size_pos'].forEach(sel => {
-        if (current_default_xpath.length) {
+            if ((!runInClearMode && sel.highlight_as_custom_filter) || existingFilters.includes(sel.xpath)) {
-            // Find the first one that matches
-            // @todo In the future paint all that match
-            for (const c of current_default_xpath) {
-                for (var i = selector_data['size_pos'].length; i !== 0; i--) {
-                    if (selector_data['size_pos'][i - 1].xpath.trim() === c.trim()) {
                 console.log("highlighting " + c);
-                        current_selected_i = i - 1;
+                currentSelections.push(sel);
-                        highlight_current_selected_i();
-                        found = true;
-                        break;
-                    }
-                }
-                if (found) {
-                    break;
-                }
-            }
-            if (!found) {
-                alert("Unfortunately your existing CSS/xPath Filter was no longer found!");
-            }
             }
+        });
 
 
-        $('#selector-canvas').bind('mousemove', function (e) {
+        highlightCurrentSelected();
-            if (state_clicked) {
+        updateFiltersText();
-                return;
-            }
-            ctx.clearRect(0, 0, c.width, c.height);
-            current_selected_i = null;
 
-            // Add in offset
+        $selectorCanvasElem.bind('mousemove', handleMouseMove.debounce(5));
-            if ((typeof e.offsetX === "undefined" || typeof e.offsetY === "undefined") || (e.offsetX === 0 && e.offsetY === 0)) {
+        $selectorCanvasElem.bind('mousedown', handleMouseDown.debounce(5));
-                var targetOffset = $(e.target).offset();
+        $selectorCanvasElem.bind('mouseleave', highlightCurrentSelected.debounce(5));
+
+        function handleMouseMove(e) {
+            if (!e.offsetX && !e.offsetY) {
+                const targetOffset = $(e.target).offset();
                 e.offsetX = e.pageX - targetOffset.left;
                 e.offsetY = e.pageY - targetOffset.top;
             }
 
-            // Reverse order - the most specific one should be deeper/"laster"
+            ctx.fillStyle = FILL_STYLE_HIGHLIGHT;
-            // Basically, find the most 'deepest'
-            var found = 0;
-            ctx.fillStyle = 'rgba(205,0,0,0.35)';
-            // Will be sorted by smallest width*height first
-            for (var i = 0; i <= selector_data['size_pos'].length; i++) {
-                // draw all of them? let them choose somehow?
-                var sel = selector_data['size_pos'][i];
-                // If we are in a bounding-box
-                if (e.offsetY > sel.top * y_scale && e.offsetY < sel.top * y_scale + sel.height * y_scale
-                    &&
-                    e.offsetX > sel.left * y_scale && e.offsetX < sel.left * y_scale + sel.width * y_scale
 
-                ) {
+            selectorData['size_pos'].forEach(sel => {
-
+                if (e.offsetY > sel.top * yScale && e.offsetY < sel.top * yScale + sel.height * yScale &&
-                    // FOUND ONE
+                    e.offsetX > sel.left * yScale && e.offsetX < sel.left * yScale + sel.width * yScale) {
-                    set_current_selected_text(sel.xpath);
+                    setCurrentSelectedText(sel.xpath);
-                    ctx.strokeRect(sel.left * x_scale, sel.top * y_scale, sel.width * x_scale, sel.height * y_scale);
+                    drawHighlight(sel);
-                    ctx.fillRect(sel.left * x_scale, sel.top * y_scale, sel.width * x_scale, sel.height * y_scale);
+                    currentSelections.push(sel);
-
+                    currentSelection = sel;
-                    // no need to keep digging
+                    highlightCurrentSelected();
-                    // @todo or, O to go out/up, I to go in
+                    currentSelections.pop();
-                    // or double click to go up/out the selector?
-                    current_selected_i = i;
-                    found += 1;
-                    break;
                 }
+            })
         }
 
-        }.debounce(5));
 
-        function set_current_selected_text(s) {
+        function setCurrentSelectedText(s) {
-            selector_currnt_xpath_text[0].innerHTML = s;
+            $selectorCurrentXpathElem[0].innerHTML = s;
         }
 
-        function highlight_current_selected_i() {
+        function drawHighlight(sel) {
-            if (state_clicked) {
+            ctx.strokeRect(sel.left * xScale, sel.top * yScale, sel.width * xScale, sel.height * yScale);
-                state_clicked = false;
+            ctx.fillRect(sel.left * xScale, sel.top * yScale, sel.width * xScale, sel.height * yScale);
-                xctx.clearRect(0, 0, c.width, c.height);
-                return;
         }
 
-            var sel = selector_data['size_pos'][current_selected_i];
+        function handleMouseDown() {
-            if (sel[0] == '/') {
+            // If we are in 'appendToList' mode, grow the list, if not, just 1
-                // @todo - not sure just checking / is right
+            currentSelections = appendToList ? [...currentSelections, currentSelection] : [currentSelection];
-                $("#include_filters").val('xpath:' + sel.xpath);
+            highlightCurrentSelected();
-            } else {
+            updateFiltersText();
-                $("#include_filters").val(sel.xpath);
         }
-            xctx.fillStyle = 'rgba(205,205,205,0.95)';
+
-            xctx.strokeStyle = 'rgba(225,0,0,0.9)';
+    }
+
+    function highlightCurrentSelected() {
+        xctx.fillStyle = FILL_STYLE_GREYED_OUT;
+        xctx.strokeStyle = STROKE_STYLE_REDLINE;
         xctx.lineWidth = 3;
-            xctx.fillRect(0, 0, c.width, c.height);
+        xctx.clearRect(0, 0, c.width, c.height);
-            // Clear out what only should be seen (make a clear/clean spot)
-            xctx.clearRect(sel.left * x_scale, sel.top * y_scale, sel.width * x_scale, sel.height * y_scale);
-            xctx.strokeRect(sel.left * x_scale, sel.top * y_scale, sel.width * x_scale, sel.height * y_scale);
-            state_clicked = true;
-            set_current_selected_text(sel.xpath);
 
-        }
+        currentSelections.forEach(sel => {
-
+            //xctx.clearRect(sel.left * xScale, sel.top * yScale, sel.width * xScale, sel.height * yScale);
-
+            xctx.strokeRect(sel.left * xScale, sel.top * yScale, sel.width * xScale, sel.height * yScale);
-        $('#selector-canvas').bind('mousedown', function (e) {
-            highlight_current_selected_i();
         });
     }
-
 });

changedetectionio/static/js/watch-settings.js

@@ -1,3 +1,17 @@
+function toggleOpacity(checkboxSelector, fieldSelector) {
+    const checkbox = document.querySelector(checkboxSelector);
+    const fields = document.querySelectorAll(fieldSelector);
+    function updateOpacity() {
+        const opacityValue = checkbox.checked ? 0.6 : 1;
+        fields.forEach(field => {
+            field.style.opacity = opacityValue;
+        });
+    }
+    // Initial setup
+    updateOpacity();
+    checkbox.addEventListener('change', updateOpacity);
+}
+
 $(document).ready(function () {
     $('#notification-setting-reset-to-default').click(function (e) {
         $('#notification_title').val('');
@@ -10,4 +24,7 @@ $(document).ready(function () {
         e.preventDefault();
         $('#notification-tokens-info').toggle();
     });
+
+    toggleOpacity('#time_between_check_use_default', '#time_between_check');
 });
+

changedetectionio/static/styles/diff.css

@@ -68,7 +68,7 @@
   --color-last-checked: #bbb;
   --color-text-footer: #444;
   --color-border-watch-table-cell: #eee;
-  --color-text-watch-tag-list: #e70069;
+  --color-text-watch-tag-list: rgba(231, 0, 105, 0.4);
   --color-background-new-watch-form: rgba(0, 0, 0, 0.05);
   --color-background-new-watch-input: var(--color-white);
   --color-text-new-watch-input: var(--color-text);
@@ -111,7 +111,7 @@ html[data-darkmode="true"] {
   --color-background-input: var(--color-grey-350);
   --color-text-input-description: var(--color-grey-600);
   --color-text-input-placeholder: var(--color-grey-600);
-  --color-text-watch-tag-list: #fa3e92;
+  --color-text-watch-tag-list: rgba(250, 62, 146, 0.4);
   --color-background-code: var(--color-grey-200);
   --color-background-tab: rgba(0, 0, 0, 0.2);
   --color-background-tab-hover: rgba(0, 0, 0, 0.5);

changedetectionio/static/styles/scss/parts/_variables.scss

@@ -75,7 +75,7 @@
   --color-text-footer: #444;
   --color-border-watch-table-cell: #eee;
 
-  --color-text-watch-tag-list: #e70069;
+  --color-text-watch-tag-list: rgba(231, 0, 105, 0.4);
   --color-background-new-watch-form: rgba(0, 0, 0, 0.05);
   --color-background-new-watch-input: var(--color-white);
   --color-text-new-watch-input: var(--color-text);
@@ -127,7 +127,7 @@ html[data-darkmode="true"] {
   --color-background-input: var(--color-grey-350);
   --color-text-input-description: var(--color-grey-600);
   --color-text-input-placeholder: var(--color-grey-600);
-  --color-text-watch-tag-list: #fa3e92;
+  --color-text-watch-tag-list: rgba(250, 62, 146, 0.4);
   --color-background-code: var(--color-grey-200);
 
   --color-background-tab: rgba(0, 0, 0, 0.2);

changedetectionio/static/styles/scss/parts/_visualselector.scss

@@ -1,6 +1,8 @@
 
 #selector-wrapper {
   height: 100%;
+  text-align: center;
+  
   max-height: 70vh;
   overflow-y: scroll;
   position: relative;

changedetectionio/static/styles/scss/styles.scss

@@ -187,8 +187,11 @@ code {
 }
 
 .watch-tag-list {
-  color: var(--color-text-watch-tag-list);
+  color: var(--color-white);
   white-space: nowrap;
+  background: var(--color-text-watch-tag-list);
+  border-radius: 5px;
+  padding: 2px 5px;
 }
 
 .box {
@@ -240,7 +243,6 @@ body::after {
 body::before {
   // background-image set in base.html so it works with reverse proxies etc
   content: "";
-  background-size: cover
 }
 
 body:after,
@@ -669,15 +671,26 @@ footer {
   and also iPads specifically.
   */
   .watch-table {
+    /* make headings work on mobile */
+    thead {
+      display: block;
+      tr {
+        th {
+          display: inline-block;
+        }
+      }
+      .empty-cell {
+        display: none;
+      }
+    }
 
     /* Force table to not be like tables anymore */
-    thead,
+    tbody {
-    tbody,
-    th,
       td,
       tr {
         display: block;
       }
+    }
 
     .last-checked {
       >span {
@@ -700,13 +713,6 @@ footer {
       display: inline-block;
     }
 
-    /* Hide table headers (but not display: none;, for accessibility) */
-    thead tr {
-      position: absolute;
-      top: -9999px;
-      left: -9999px;
-    }
-
     .pure-table td,
     .pure-table th {
       border: none;
@@ -751,6 +757,7 @@ footer {
   thead {
     background-color: var(--color-background-table-thead);
     color: var(--color-text);
+    border-bottom: 1px solid var(--color-background-table-thead);
   }
 
   td,
@@ -925,7 +932,9 @@ body.full-width {
       font-size: .875em;
     }
   }
-  .text-filtering {
+}
+
+.border-fieldset {
   h3 {
     margin-top: 0;
   }
@@ -940,7 +949,8 @@ body.full-width {
     }
   }
 }
-}
+
+
 
 ul {
   padding-left: 1em;
@@ -1016,6 +1026,11 @@ ul {
   border-radius: 10px;
   margin-bottom: 1em;
   display: none;
+  button {
+    /* some space if they wrap the page */
+    margin-bottom: 3px;
+    margin-top: 3px;
+  }
 }
 
 .checkbox-uuid {
@@ -1077,6 +1092,9 @@ ul {
     li {
       list-style: none;
       font-size: 0.8rem;
+      > * {
+        display: inline-block;
+      }
     }
   }
 
@@ -1096,3 +1114,16 @@ ul {
   white-space: nowrap;
 }
 
+#chrome-extension-link {
+  img {
+    height: 21px;
+    padding: 2px;
+    vertical-align: middle;
+  }
+
+  padding: 9px;
+  border: 1px solid var(--color-grey-800);
+  border-radius: 10px;
+  vertical-align: middle;
+}
+

changedetectionio/static/styles/styles.css

@@ -284,7 +284,7 @@ ul#requests-extra_browsers {
   --color-last-checked: #bbb;
   --color-text-footer: #444;
   --color-border-watch-table-cell: #eee;
-  --color-text-watch-tag-list: #e70069;
+  --color-text-watch-tag-list: rgba(231, 0, 105, 0.4);
   --color-background-new-watch-form: rgba(0, 0, 0, 0.05);
   --color-background-new-watch-input: var(--color-white);
   --color-text-new-watch-input: var(--color-text);
@@ -327,7 +327,7 @@ html[data-darkmode="true"] {
   --color-background-input: var(--color-grey-350);
   --color-text-input-description: var(--color-grey-600);
   --color-text-input-placeholder: var(--color-grey-600);
-  --color-text-watch-tag-list: #fa3e92;
+  --color-text-watch-tag-list: rgba(250, 62, 146, 0.4);
   --color-background-code: var(--color-grey-200);
   --color-background-tab: rgba(0, 0, 0, 0.2);
   --color-background-tab-hover: rgba(0, 0, 0, 0.5);
@@ -532,8 +532,11 @@ code {
     margin: 0 3px 0 5px; }
 
 .watch-tag-list {
-  color: var(--color-text-watch-tag-list);
+  color: var(--color-white);
-  white-space: nowrap; }
+  white-space: nowrap;
+  background: var(--color-text-watch-tag-list);
+  border-radius: 5px;
+  padding: 2px 5px; }
 
 .box {
   max-width: 80%;
@@ -571,8 +574,7 @@ body::after {
   opacity: 0.91; }
 
 body::before {
-  content: "";
+  content: ""; }
-  background-size: cover; }
 
 body:after,
 body:before {
@@ -861,14 +863,17 @@ footer {
   and also iPads specifically.
   */
   .watch-table {
+    /* make headings work on mobile */
     /* Force table to not be like tables anymore */
-    /* Force table to not be like tables anymore */
+    /* Force table to not be like tables anymore */ }
-    /* Hide table headers (but not display: none;, for accessibility) */ }
+    .watch-table thead {
-    .watch-table thead,
+      display: block; }
-    .watch-table tbody,
+      .watch-table thead tr th {
-    .watch-table th,
+        display: inline-block; }
-    .watch-table td,
+      .watch-table thead .empty-cell {
-    .watch-table tr {
+        display: none; }
+    .watch-table tbody td,
+    .watch-table tbody tr {
       display: block; }
     .watch-table .last-checked > span {
       vertical-align: middle; }
@@ -880,10 +885,6 @@ footer {
       content: "Last Changed "; }
     .watch-table td.inline {
       display: inline-block; }
-    .watch-table thead tr {
-      position: absolute;
-      top: -9999px;
-      left: -9999px; }
     .watch-table .pure-table td,
     .watch-table .pure-table th {
       border: none; }
@@ -910,7 +911,8 @@ footer {
   border-color: var(--color-border-table-cell); }
   .pure-table thead {
     background-color: var(--color-background-table-thead);
-    color: var(--color-text); }
+    color: var(--color-text);
+    border-bottom: 1px solid var(--color-background-table-thead); }
   .pure-table td,
   .pure-table th {
     border-left-color: var(--color-border-table-cell); }
@@ -1038,16 +1040,17 @@ body.full-width .edit-form {
     color: var(--color-text-input-description); }
     .edit-form .pure-form-message-inline code {
       font-size: .875em; }
-  .edit-form .text-filtering {
+
+.border-fieldset {
   border: 1px solid #ccc;
   padding: 1rem;
   border-radius: 5px;
   margin-bottom: 1rem; }
-    .edit-form .text-filtering h3 {
+  .border-fieldset h3 {
     margin-top: 0; }
-    .edit-form .text-filtering fieldset:last-of-type {
+  .border-fieldset fieldset:last-of-type {
     padding-bottom: 0; }
-      .edit-form .text-filtering fieldset:last-of-type .pure-control-group {
+    .border-fieldset fieldset:last-of-type .pure-control-group {
       padding-bottom: 0; }
 
 ul {
@@ -1062,6 +1065,7 @@ ul {
 
 #selector-wrapper {
   height: 100%;
+  text-align: center;
   max-height: 70vh;
   overflow-y: scroll;
   position: relative; }
@@ -1124,6 +1128,10 @@ ul {
   border-radius: 10px;
   margin-bottom: 1em;
   display: none; }
+  #checkbox-operations button {
+    /* some space if they wrap the page */
+    margin-bottom: 3px;
+    margin-top: 3px; }
 
 .checkbox-uuid > * {
   vertical-align: middle; }
@@ -1169,6 +1177,8 @@ ul {
     #quick-watch-processor-type ul li {
       list-style: none;
       font-size: 0.8rem; }
+      #quick-watch-processor-type ul li > * {
+        display: inline-block; }
 
 .restock-label {
   padding: 3px;
@@ -1180,3 +1190,13 @@ ul {
   .restock-label.not-in-stock {
     background-color: var(--color-background-button-cancel);
     color: #777; }
+
+#chrome-extension-link {
+  padding: 9px;
+  border: 1px solid var(--color-grey-800);
+  border-radius: 10px;
+  vertical-align: middle; }
+  #chrome-extension-link img {
+    height: 21px;
+    padding: 2px;
+    vertical-align: middle; }

changedetectionio/store.py

@@ -1,4 +1,4 @@
-from distutils.util import strtobool
+from changedetectionio.strtobool import strtobool
 
 from flask import (
     flash
@@ -124,12 +124,12 @@ class ChangeDetectionStore:
                 self.__data['app_guid'] = str(uuid_builder.uuid4())
 
         # Generate the URL access token for RSS feeds
-        if not 'rss_access_token' in self.__data['settings']['application']:
+        if not self.__data['settings']['application'].get('rss_access_token'):
             secret = secrets.token_hex(16)
             self.__data['settings']['application']['rss_access_token'] = secret
 
         # Generate the API access token
-        if not 'api_access_token' in self.__data['settings']['application']:
+        if not self.__data['settings']['application'].get('api_access_token'):
             secret = secrets.token_hex(16)
             self.__data['settings']['application']['api_access_token'] = secret
 
@@ -163,7 +163,6 @@ class ChangeDetectionStore:
                         del (update_obj[dict_key])
 
             self.__data['watching'][uuid].update(update_obj)
-
         self.needs_write = True
 
     @property
@@ -178,7 +177,7 @@ class ChangeDetectionStore:
     @property
     def has_unviewed(self):
         for uuid, watch in self.__data['watching'].items():
-            if watch.viewed == False:
+            if watch.history_n >= 2 and watch.viewed == False:
                 return True
         return False
 
@@ -243,6 +242,14 @@ class ChangeDetectionStore:
     def clear_watch_history(self, uuid):
         import pathlib
 
+        # JSON Data, Screenshots, Textfiles (history index and snapshots), HTML in the future etc
+        for item in pathlib.Path(os.path.join(self.datastore_path, uuid)).rglob("*.*"):
+            unlink(item)
+
+        # Force the attr to recalculate
+        bump = self.__data['watching'][uuid].history
+
+        # Do this last because it will trigger a recheck due to last_checked being zero
         self.__data['watching'][uuid].update({
                 'browser_steps_last_error_step' : None,
                 'check_count': 0,
@@ -255,16 +262,10 @@ class ChangeDetectionStore:
                 'last_viewed': 0,
                 'previous_md5': False,
                 'previous_md5_before_filters': False,
+                'remote_server_reply': None,
                 'track_ldjson_price_data': None,
             })
 
-        # JSON Data, Screenshots, Textfiles (history index and snapshots), HTML in the future etc
-        for item in pathlib.Path(os.path.join(self.datastore_path, uuid)).rglob("*.*"):
-            unlink(item)
-
-        # Force the attr to recalculate
-        bump = self.__data['watching'][uuid].history
-
         self.needs_write_urgent = True
 
     def add_watch(self, url, tag='', extras=None, tag_uuids=None, write_to_disk_now=True):
@@ -375,46 +376,6 @@ class ChangeDetectionStore:
 
         return False
 
-    # Save as PNG, PNG is larger but better for doing visual diff in the future
-    def save_screenshot(self, watch_uuid, screenshot: bytes, as_error=False):
-        if not self.data['watching'].get(watch_uuid):
-            return
-
-        if as_error:
-            target_path = os.path.join(self.datastore_path, watch_uuid, "last-error-screenshot.png")
-        else:
-            target_path = os.path.join(self.datastore_path, watch_uuid, "last-screenshot.png")
-
-        self.data['watching'][watch_uuid].ensure_data_dir_exists()
-
-        with open(target_path, 'wb') as f:
-            f.write(screenshot)
-            f.close()
-
-
-    def save_error_text(self, watch_uuid, contents):
-        if not self.data['watching'].get(watch_uuid):
-            return
-
-        self.data['watching'][watch_uuid].ensure_data_dir_exists()
-        target_path = os.path.join(self.datastore_path, watch_uuid, "last-error.txt")
-        with open(target_path, 'w') as f:
-            f.write(contents)
-
-    def save_xpath_data(self, watch_uuid, data, as_error=False):
-
-        if not self.data['watching'].get(watch_uuid):
-            return
-        if as_error:
-            target_path = os.path.join(self.datastore_path, watch_uuid, "elements-error.json")
-        else:
-            target_path = os.path.join(self.datastore_path, watch_uuid, "elements.json")
-        self.data['watching'][watch_uuid].ensure_data_dir_exists()
-        with open(target_path, 'w') as f:
-            f.write(json.dumps(data))
-            f.close()
-
-
     def sync_to_json(self):
         logger.info("Saving JSON..")
         try:
@@ -553,7 +514,6 @@ class ChangeDetectionStore:
         return os.path.isfile(filepath)
 
     def get_all_base_headers(self):
-        from .model.App import parse_headers_from_text_file
         headers = {}
         # Global app settings
         headers.update(self.data['settings'].get('headers', {}))
@@ -656,7 +616,10 @@ class ChangeDetectionStore:
         return res
 
     def tag_exists_by_name(self, tag_name):
-        return any(v.get('title', '').lower() == tag_name.lower() for k, v in self.__data['settings']['application']['tags'].items())
+        # Check if any tag dictionary has a 'title' attribute matching the provided tag_name
+        tags = self.__data['settings']['application']['tags'].values()
+        return next((v for v in tags if v.get('title', '').lower() == tag_name.lower()),
+                    None)
 
     def get_updates_available(self):
         import inspect
@@ -868,3 +831,21 @@ class ChangeDetectionStore:
                         self.__data["watching"][awatch]['include_filters'][num] = 'xpath1:' + selector
                     if selector.startswith('xpath:'):
                         self.__data["watching"][awatch]['include_filters'][num] = selector.replace('xpath:', 'xpath1:', 1)
+
+    # Use more obvious default time setting
+    def update_15(self):
+        for uuid in self.__data["watching"]:
+            if self.__data["watching"][uuid]['time_between_check'] == self.__data['settings']['requests']['time_between_check']:
+                # What the old logic was, which was pretty confusing
+                self.__data["watching"][uuid]['time_between_check_use_default'] = True
+            elif all(value is None or value == 0 for value in self.__data["watching"][uuid]['time_between_check'].values()):
+                self.__data["watching"][uuid]['time_between_check_use_default'] = True
+            else:
+                # Something custom here
+                self.__data["watching"][uuid]['time_between_check_use_default'] = False
+
+    # Correctly set datatype for older installs where 'tag' was string and update_12 did not catch it
+    def update_16(self):
+        for uuid, watch in self.data['watching'].items():
+            if isinstance(watch.get('tags'), str):
+                self.data['watching'][uuid]['tags'] = []

changedetectionio/strtobool.py

@@ -0,0 +1,23 @@
+# Because strtobool was removed in python 3.12 distutils
+
+_MAP = {
+    'y': True,
+    'yes': True,
+    't': True,
+    'true': True,
+    'on': True,
+    '1': True,
+    'n': False,
+    'no': False,
+    'f': False,
+    'false': False,
+    'off': False,
+    '0': False
+}
+
+
+def strtobool(value):
+    try:
+        return _MAP[str(value).lower()]
+    except KeyError:
+        raise ValueError('"{}" is not a valid bool value'.format(value))

changedetectionio/templates/IMPORTANT.md

@@ -0,0 +1,6 @@
+# Important notes about templates
+
+Template names should always end in ".html", ".htm", ".xml", ".xhtml", ".svg", even the `import`'ed templates.
+
+Jinja2's `def select_jinja_autoescape(self, filename: str) -> bool:` will check the filename extension and enable autoescaping
+

changedetectionio/templates/_common_fields.html

@@ -1,5 +1,5 @@
 
-{% from '_helpers.jinja' import render_field %}
+{% from '_helpers.html' import render_field %}
 
 {% macro render_common_settings_form(form, emailprefix, settings_application) %}
                         <div class="pure-control-group">

changedetectionio/templates/base.html

@@ -6,7 +6,9 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0" >
     <meta name="description" content="Self hosted website change detection." >
     <title>Change Detection{{extra_title}}</title>
-    <link rel="alternate" type="application/rss+xml" title="Changedetection.io » Feed{% if active_tag %}- {{active_tag}}{% endif %}" href="{{ url_for('rss', tag=active_tag , token=app_rss_token)}}" >
+    {% if app_rss_token %}
+      <link rel="alternate" type="application/rss+xml" title="Changedetection.io » Feed{% if active_tag_uuid %}- {{active_tag.title}}{% endif %}" href="{{ url_for('rss', tag=active_tag_uuid , token=app_rss_token)}}" >
+    {% endif %}
     <link rel="stylesheet" href="{{url_for('static_content', group='styles', filename='pure-min.css')}}" >
     <link rel="stylesheet" href="{{url_for('static_content', group='styles', filename='styles.css')}}?v={{ get_css_version() }}" >
     {% if extra_stylesheets %}
@@ -24,13 +26,11 @@
     <meta name="msapplication-TileColor" content="#da532c">
     <meta name="msapplication-config" content="favicons/browserconfig.xml">
     <meta name="theme-color" content="#ffffff">
-
+    <script>
-    <style>
+        const csrftoken="{{ csrf_token() }}";
-      body::before {
+    </script>
-        background-image: url({{url_for('static_content', group='images', filename='gradient-border.png') }});
-      }
-    </style>
     <script src="{{url_for('static_content', group='js', filename='jquery-3.6.0.min.js')}}"></script>
+    <script src="{{url_for('static_content', group='js', filename='csrf.js')}}" defer></script>
   </head>
 
   <body>
@@ -89,8 +89,8 @@
           <li class="pure-menu-item pure-form" id="search-menu-item">
             <!-- We use GET here so it offers people a chance to set bookmarks etc -->
             <form name="searchForm" action="" method="GET">
-              <input id="search-q" class="" name="q" placeholder="URL or Title {% if active_tag %}in '{{ active_tag }}'{% endif %}" required="" type="text" value="">
+              <input id="search-q" class="" name="q" placeholder="URL or Title {% if active_tag_uuid %}in '{{ active_tag.title }}'{% endif %}" required="" type="text" value="">
-              <input name="tags" type="hidden" value="{% if active_tag %}{{active_tag}}{% endif %}">
+              <input name="tags" type="hidden" value="{% if active_tag_uuid %}{{active_tag_uuid}}{% endif %}">
               <button class="toggle-button " id="toggle-search" type="button" title="Search, or Use Alt+S Key" >
                 {% include "svgs/search-icon.svg" %}
               </button>
@@ -147,7 +147,19 @@
     <section class="content">
         <div id="overlay">
             <div class="content">
-                <strong>changedetection.io needs your support!</strong><br>
+                <h4>Try our Chrome extension</h4>
+                <p>
+                    <a id="chrome-extension-link"
+                       title="Try our new Chrome Extension!"
+                       href="https://chromewebstore.google.com/detail/changedetectionio-website/kefcfmgmlhmankjmnbijimhofdjekbop">
+                        <img src="{{url_for('static_content', group='images', filename='Google-Chrome-icon.png')}}">
+                        Chrome Webstore
+                    </a>
+                </p>
+
+                Easily add the current web-page from your browser directly into your changedetection.io tool, more great features coming soon!
+
+                <h4>Changedetection.io needs your support!</h4>
                 <p>
                     You can help us by supporting changedetection.io on these platforms;
                 </p>

changedetectionio/templates/diff.html

@@ -1,5 +1,5 @@
 {% extends 'base.html' %}
-{% from '_helpers.jinja' import render_field, render_checkbox_field, render_button %}
+{% from '_helpers.html' import render_field, render_checkbox_field, render_button %}
 {% block content %}
 <script>
     const screenshot_url="{{url_for('static_content', group='screenshot', filename=uuid)}}";
@@ -13,7 +13,7 @@
 <script src="{{url_for('static_content', group='js', filename='diff-overview.js')}}" defer></script>
 
 <div id="settings">
-    <form class="pure-form " action="" method="GET">
+    <form class="pure-form " action="" method="GET" id="diff-form">
         <fieldset>
             {% if versions|length >= 1 %}
                 <strong>Compare</strong>

changedetectionio/templates/edit.html

@@ -1,13 +1,14 @@
 {% extends 'base.html' %}
 {% block content %}
-{% from '_helpers.jinja' import render_field, render_checkbox_field, render_button %}
+{% from '_helpers.html' import render_field, render_checkbox_field, render_button %}
-{% from '_common_fields.jinja' import render_common_settings_form %}
+{% from '_common_fields.html' import render_common_settings_form %}
 <script src="{{url_for('static_content', group='js', filename='tabs.js')}}" defer></script>
 <script src="{{url_for('static_content', group='js', filename='vis.js')}}" defer></script>
 <script>
     const browser_steps_available_screenshots=JSON.parse('{{ watch.get_browsersteps_available_screenshots|tojson }}');
     const browser_steps_config=JSON.parse('{{ browser_steps_config|tojson }}');
-    const browser_steps_fetch_screenshot_image_url="{{url_for('browser_steps.browser_steps_fetch_screenshot_image', uuid=uuid)}}";
+    <!-- Should be _external so that firefox and others load it more reliably -->
+    const browser_steps_fetch_screenshot_image_url="{{url_for('browser_steps.browser_steps_fetch_screenshot_image', uuid=uuid, _external=True)}}";
     const browser_steps_last_error_step={{ watch.browser_steps_last_error_step|tojson }};
     const browser_steps_start_url="{{url_for('browser_steps.browsersteps_start_session', uuid=uuid)}}";
     const browser_steps_sync_url="{{url_for('browser_steps.browsersteps_ui_update', uuid=uuid)}}";
@@ -31,6 +32,7 @@
 <script src="{{url_for('static_content', group='js', filename='browser-steps.js')}}" defer></script>
 {% endif %}
 
+{% set has_tag_filters_extra="WARNING: Watch has tag/groups set with special filters\n" if has_special_tag_options else '' %}
 <script src="{{url_for('static_content', group='js', filename='recheck-proxy.js')}}" defer></script>
 
 <div class="edit-form monospaced-textarea">
@@ -85,15 +87,9 @@
                         {{ render_field(form.tags) }}
                         <span class="pure-form-message-inline">Organisational tag/group name used in the main listing page</span>
                     </div>
-                    <div class="pure-control-group">
+                    <div class="pure-control-group time-between-check border-fieldset">
                         {{ render_field(form.time_between_check, class="time-check-widget") }}
-                        {% if has_empty_checktime %}
+                        {{ render_checkbox_field(form.time_between_check_use_default, class="use-default-timecheck") }}
-                        <span class="pure-form-message-inline">Currently using the <a
-                                href="{{ url_for('settings_page', uuid=uuid) }}">default global settings</a>, change to another value if you want to be specific.</span>
-                        {% else %}
-                        <span class="pure-form-message-inline">Set to blank to use the <a
-                                href="{{ url_for('settings_page', uuid=uuid) }}">default global settings</a>.</span>
-                        {% endif %}
                     </div>
                     <div class="pure-control-group">
                         {{ render_checkbox_field(form.extract_title_as_title) }}
@@ -228,7 +224,7 @@ User-Agent: wonderbra 1.0") }}
                                 </div>
                             </div>
                             <div id="browser-steps-fieldlist" style="padding-left: 1em;  width: 350px; font-size: 80%;" >
-                                <span id="browserless-seconds-remaining">Loading</span> <span style="font-size: 80%;"> (<a target=_new href="https://github.com/dgtlmoon/changedetection.io/pull/478/files#diff-1a79d924d1840c485238e66772391268a89c95b781d69091384cf1ea1ac146c9R4">?</a>) </span>
+                                <span id="browser-seconds-remaining">Loading</span> <span style="font-size: 80%;"> (<a target=_new href="https://github.com/dgtlmoon/changedetection.io/pull/478/files#diff-1a79d924d1840c485238e66772391268a89c95b781d69091384cf1ea1ac146c9R4">?</a>) </span>
                                 {{ render_field(form.browser_steps) }}
                             </div>
                         </div>
@@ -280,7 +276,7 @@ User-Agent: wonderbra 1.0") }}
                     <div class="pure-control-group">
                         {% set field = render_field(form.include_filters,
                             rows=5,
-                            placeholder="#example
+                            placeholder=has_tag_filters_extra+"#example
 xpath://body/div/span[contains(@class, 'example-class')]",
                             class="m-d")
                         %}
@@ -296,7 +292,7 @@ xpath://body/div/span[contains(@class, 'example-class')]",
                             <ul>
                                 <li>JSONPath: Prefix with <code>json:</code>, use <code>json:$</code> to force re-formatting if required,  <a href="https://jsonpath.com/" target="new">test your JSONPath here</a>.</li>
                                 {% if jq_support %}
-                                <li>jq: Prefix with <code>jq:</code> and <a href="https://jqplay.org/" target="new">test your jq here</a>. Using <a href="https://stedolan.github.io/jq/" target="new">jq</a> allows for complex filtering and processing of JSON data with built-in functions, regex, filtering, and more. See examples and documentation <a href="https://stedolan.github.io/jq/manual/" target="new">here</a>.</li>
+                                <li>jq: Prefix with <code>jq:</code> and <a href="https://jqplay.org/" target="new">test your jq here</a>. Using <a href="https://stedolan.github.io/jq/" target="new">jq</a> allows for complex filtering and processing of JSON data with built-in functions, regex, filtering, and more. See examples and documentation <a href="https://stedolan.github.io/jq/manual/" target="new">here</a>. Prefix <code>jqraw:</code> outputs the results as text instead of a JSON list.</li>
                                 {% else %}
                                 <li>jq support not installed</li>
                                 {% endif %}
@@ -316,18 +312,19 @@ xpath://body/div/span[contains(@class, 'example-class')]",
                 </span>
                     </div>
                 <fieldset class="pure-control-group">
-                    {{ render_field(form.subtractive_selectors, rows=5, placeholder="header
+                    {{ render_field(form.subtractive_selectors, rows=5, placeholder=has_tag_filters_extra+"header
 footer
 nav
 .stockticker") }}
                     <span class="pure-form-message-inline">
                         <ul>
                           <li> Remove HTML element(s) by CSS selector before text conversion. </li>
+                          <li> Don't paste HTML here, use only CSS selectors </li>
                           <li> Add multiple elements or CSS selectors per line to ignore multiple parts of the HTML. </li>
                         </ul>
                       </span>
                 </fieldset>
-                <div class="text-filtering">
+                <div class="text-filtering border-fieldset">
                 <fieldset class="pure-group" id="text-filtering-type-options">
                     <h3>Text filtering</h3>
                         Limit trigger/ignore/block/extract to;<br>
@@ -339,6 +336,10 @@ nav
                     <span class="pure-form-message-inline">When content is merely moved in a list, it will also trigger an <strong>addition</strong>, consider enabling <code><strong>Only trigger when unique lines appear</strong></code></span>
                 </fieldset>
 
+                <fieldset class="pure-control-group">
+                    {{ render_checkbox_field(form.sort_text_alphabetically) }}
+                    <span class="pure-form-message-inline">Helps reduce changes detected caused by sites shuffling lines around, combine with <i>check unique lines</i> below.</span>
+                </fieldset>
                 <fieldset class="pure-control-group">
                     {{ render_checkbox_field(form.check_unique_lines) }}
                     <span class="pure-form-message-inline">Good for websites that just move the content around, and you want to know when NEW content is added, compares new lines against all history for this watch.</span>
@@ -431,8 +432,8 @@ Unavailable") }}
                 <fieldset>
                     <div class="pure-control-group">
                         {% if visualselector_enabled %}
-                            <span class="pure-form-message-inline">
+                            <span class="pure-form-message-inline" id="visual-selector-heading">
-                                The Visual Selector tool lets you select the <i>text</i> elements that will be used for the change detection &dash; after the <i>Browser Steps</i> has completed.<br><br>
+                                The Visual Selector tool lets you select the <i>text</i> elements that will be used for the change detection. It automatically fills-in the filters in the "CSS/JSONPath/JQ/XPath Filters" box of the <a href="#filters-and-triggers">Filters & Triggers</a> tab. Use <strong>Shift+Click</strong> to select multiple items.
                             </span>
 
                             <div id="selector-header">
@@ -480,9 +481,17 @@ Unavailable") }}
                             <td>{{ "{:,}".format(watch.history|length) }}</td>
                         </tr>
                         <tr>
-                            <td>Last fetch time</td>
+                            <td>Last fetch duration</td>
                             <td>{{ watch.fetch_time }}s</td>
                         </tr>
+                        <tr>
+                            <td>Notification alert count</td>
+                            <td>{{ watch.notification_alert_count }}</td>
+                        </tr>
+                        <tr>
+                            <td>Server type reply</td>
+                            <td>{{ watch.get('remote_server_reply') }}</td>
+                        </tr>
                         </tbody>
                     </table>
                 </div>

changedetectionio/templates/import.html

@@ -1,6 +1,6 @@
 {% extends 'base.html' %}
 {% block content %}
-{% from '_helpers.jinja' import render_field %}
+{% from '_helpers.html' import render_field %}
 <script src="{{url_for('static_content', group='js', filename='tabs.js')}}" defer></script>
 <div class="edit-form monospaced-textarea">
 
@@ -107,7 +107,7 @@
                                     <option value="" style="color: #aaa"> -- none --</option>
                                     <option value="url">URL</option>
                                     <option value="title">Title</option>
-                                    <option value="include_filter">CSS/xPath filter</option>
+                                    <option value="include_filters">CSS/xPath filter</option>
                                     <option value="tag">Group / Tag name(s)</option>
                                     <option value="interval_minutes">Recheck time (minutes)</option>
                                 </select></td>

changedetectionio/templates/preview.html

@@ -9,19 +9,47 @@
         const highlight_submit_ignore_url = "{{url_for('highlight_submit_ignore_url', uuid=uuid)}}";
     </script>
     <script src="{{ url_for('static_content', group='js', filename='diff-overview.js') }}" defer></script>
-
+    <script src="{{ url_for('static_content', group='js', filename='preview.js') }}" defer></script>
     <script src="{{ url_for('static_content', group='js', filename='tabs.js') }}" defer></script>
+    {% if versions|length >= 2 %}
+        <div id="settings" style="text-align: center;">
+            <form class="pure-form " action="" method="POST">
+                <fieldset>
+                    <label for="preview-version">Select timestamp</label> <select id="preview-version"
+                                                                                 name="from_version"
+                                                                                 class="needs-localtime">
+                    {% for version in versions|reverse %}
+                        <option value="{{ version }}" {% if version == current_version %} selected="" {% endif %}>
+                            {{ version }}
+                        </option>
+                    {% endfor %}
+                </select>
+                    <button type="submit" class="pure-button pure-button-primary">Go</button>
+
+                </fieldset>
+            </form>
+                <br>
+                <strong>Keyboard: </strong><a href="" class="pure-button pure-button-primary" id="btn-previous">
+                &larr; Previous</a> &nbsp; <a class="pure-button pure-button-primary" id="btn-next" href="">
+                &rarr; Next</a>
+        </div>
+    {% endif %}
+
     <div class="tabs">
         <ul>
-        {% if last_error_text %}<li class="tab" id="error-text-tab"><a href="#error-text">Error Text</a></li> {% endif %}
+            {% if last_error_text %}
-        {% if last_error_screenshot %}<li class="tab" id="error-screenshot-tab"><a href="#error-screenshot">Error Screenshot</a></li> {% endif %}
+                <li class="tab" id="error-text-tab"><a href="#error-text">Error Text</a></li> {% endif %}
+            {% if last_error_screenshot %}
+                <li class="tab" id="error-screenshot-tab"><a href="#error-screenshot">Error Screenshot</a>
+                </li> {% endif %}
             {% if history_n > 0 %}
                 <li class="tab" id="text-tab"><a href="#text">Text</a></li>
                 <li class="tab" id="screenshot-tab"><a href="#screenshot">Screenshot</a></li>
             {% endif %}
         </ul>
     </div>
-<form><input type="hidden" name="csrf_token" value="{{ csrf_token() }}"></form>
+
+
     <div id="diff-ui">
         <div class="tab-pane-inner" id="error-text">
             <div class="snapshot-age error">{{ watch.error_text_ctime|format_seconds_ago }} seconds ago</div>
@@ -31,13 +59,16 @@
         </div>
 
         <div class="tab-pane-inner" id="error-screenshot">
-        <div class="snapshot-age error">{{watch.snapshot_error_screenshot_ctime|format_seconds_ago}} seconds ago</div>
+            <div class="snapshot-age error">{{ watch.snapshot_error_screenshot_ctime|format_seconds_ago }} seconds ago
-        <img id="error-screenshot-img"  style="max-width: 80%" alt="Current erroring screenshot from most recent request" >
+            </div>
+            <img id="error-screenshot-img" style="max-width: 80%"
+                 alt="Current erroring screenshot from most recent request">
         </div>
 
         <div class="tab-pane-inner" id="text">
-        <div class="snapshot-age">{{watch.snapshot_text_ctime|format_timestamp_timeago}}</div>
+            <div class="snapshot-age">{{ current_version|format_timestamp_timeago }}</div>
-        <span class="ignored">Grey lines are ignored</span> <span class="triggered">Blue lines are triggers</span> <span class="tip"><strong>Pro-tip</strong>: Highlight text to add to ignore filters</span>
+            <span class="ignored">Grey lines are ignored</span> <span class="triggered">Blue lines are triggers</span>
+            <span class="tip"><strong>Pro-tip</strong>: Highlight text to add to ignore filters</span>
 
             <table>
                 <tbody>

changedetectionio/templates/settings.html

@@ -1,10 +1,10 @@
 {% extends 'base.html' %}
 
 {% block content %}
-{% from '_helpers.jinja' import render_field, render_checkbox_field, render_button %}
+{% from '_helpers.html' import render_field, render_checkbox_field, render_button %}
-{% from '_common_fields.jinja' import render_common_settings_form %}
+{% from '_common_fields.html' import render_common_settings_form %}
 <script>
-    const notification_base_url="{{url_for('ajax_callback_send_notification_test', watch_uuid=uuid)}}";
+    const notification_base_url="{{url_for('ajax_callback_send_notification_test', mode="global-settings")}}";
 {% if emailprefix %}
     const email_notification_prefix=JSON.parse('{{emailprefix|tojson}}');
 {% endif %}
@@ -31,7 +31,7 @@
                 <fieldset>
                     <div class="pure-control-group">
                         {{ render_field(form.requests.form.time_between_check, class="time-check-widget") }}
-                        <span class="pure-form-message-inline">Default time for all watches, when the watch does not have a specific time setting.</span>
+                        <span class="pure-form-message-inline">Default recheck time for all watches, current system minimum is <i>{{min_system_recheck_seconds}}</i> seconds (<a href="https://github.com/dgtlmoon/changedetection.io/wiki/Misc-system-settings#enviroment-variables">more info</a>).</span>
                     </div>
                     <div class="pure-control-group">
                         {{ render_field(form.requests.form.jitter_seconds, class="jitter_seconds") }}
@@ -62,6 +62,9 @@
                         <span class="pure-form-message-inline">Allow access to view watch diff page when password is enabled (Good for sharing the diff page)
                         </span>
                     </div>
+                    <div class="pure-control-group">
+                        {{ render_checkbox_field(form.application.form.rss_hide_muted_watches) }}
+                    </div>
                     <div class="pure-control-group">
                         {{ render_field(form.application.form.pager_size) }}
                         <span class="pure-form-message-inline">Number of items per page in the watch overview list, 0 to disable.</span>
@@ -108,8 +111,6 @@
                         <p>Use the <strong>Basic</strong> method (default) where your watched sites don't need Javascript to render.</p>
                         <p>The <strong>Chrome/Javascript</strong> method requires a network connection to a running WebDriver+Chrome server, set by the ENV var 'WEBDRIVER_URL'. </p>
                     </span>
-                    <br>
-                    Tip: <a href="https://github.com/dgtlmoon/changedetection.io/wiki/Proxy-configuration#brightdata-proxy-support">Connect using Bright Data and Oxylabs Proxies, find out more here.</a>
                 </div>
                 <fieldset class="pure-group" id="webdriver-override-options" data-visible-for="application-fetch_backend=html_webdriver">
                     <div class="pure-form-message-inline">
@@ -121,6 +122,18 @@
                         {{ render_field(form.application.form.webdriver_delay) }}
                     </div>
                 </fieldset>
+                <div class="pure-control-group inline-radio">
+                    {{ render_field(form.requests.form.default_ua) }}
+                    <span class="pure-form-message-inline">
+                        Applied to all requests.<br><br>
+                        Note: Simply changing the User-Agent often does not defeat anti-robot technologies, it's important to consider <a href="https://changedetection.io/tutorial/what-are-main-types-anti-robot-mechanisms">all of the ways that the browser is detected</a>.
+                    </span>
+                </div>
+                <div class="pure-control-group">
+                                        <br>
+                    Tip: <a href="https://github.com/dgtlmoon/changedetection.io/wiki/Proxy-configuration#brightdata-proxy-support">Connect using Bright Data and Oxylabs Proxies, find out more here.</a>
+
+                </div>
             </div>
 
             <div class="tab-pane-inner" id="filters">
@@ -168,12 +181,12 @@ nav
            </div>
 
             <div class="tab-pane-inner" id="api">
-
+                <h4>API Access</h4>
                 <p>Drive your changedetection.io via API, More about <a href="https://github.com/dgtlmoon/changedetection.io/wiki/API-Reference">API access here</a></p>
 
                 <div class="pure-control-group">
                     {{ render_checkbox_field(form.application.form.api_access_token_enabled) }}
-                    <div class="pure-form-message-inline">Restrict API access limit by using <code>x-api-key</code> header</div><br>
+                    <div class="pure-form-message-inline">Restrict API access limit by using <code>x-api-key</code> header - required for the Chrome Extension to work</div><br>
                     <div class="pure-form-message-inline"><br>API Key <span id="api-key">{{api_key}}</span>
                         <span style="display:none;" id="api-key-copy" >copy</span>
                     </div>
@@ -181,6 +194,20 @@ nav
                 <div class="pure-control-group">
                     <a href="{{url_for('settings_reset_api_key')}}" class="pure-button button-small button-cancel">Regenerate API key</a>
                 </div>
+                <div class="pure-control-group">
+                    <h4>Chrome Extension</h4>
+                    <p>Easily add any web-page to your changedetection.io installation from within Chrome.</p>
+                    <strong>Step 1</strong> Install the extension, <strong>Step 2</strong> Navigate to this page,
+                    <strong>Step 3</strong> Open the extension from the toolbar and click "<i>Sync API Access</i>"
+                    <p>
+                        <a id="chrome-extension-link"
+                           title="Try our new Chrome Extension!"
+                           href="https://chromewebstore.google.com/detail/changedetectionio-website/kefcfmgmlhmankjmnbijimhofdjekbop">
+                            <img src="{{ url_for('static_content', group='images', filename='Google-Chrome-icon.png') }}" alt="Chrome">
+                            Chrome Webstore
+                        </a>
+                    </p>
+                </div>
             </div>
             <div class="tab-pane-inner" id="proxies">
                 <div id="recommended-proxy">

changedetectionio/templates/watch-overview.html

@@ -1,6 +1,6 @@
 {% extends 'base.html' %}
 {% block content %}
-{% from '_helpers.jinja' import render_simple_field, render_field, render_nolabel_field %}
+{% from '_helpers.html' import render_simple_field, render_field, render_nolabel_field, sort_by_title %}
 <script src="{{url_for('static_content', group='js', filename='jquery-3.6.0.min.js')}}"></script>
 <script src="{{url_for('static_content', group='js', filename='watch-overview.js')}}" defer></script>
 
@@ -13,7 +13,7 @@
             <div id="watch-add-wrapper-zone">
 
                     {{ render_nolabel_field(form.url, placeholder="https://...", required=true) }}
-                    {{ render_nolabel_field(form.tags, value=tags[active_tag].title if active_tag else '', placeholder="watch label / tag") }}
+                    {{ render_nolabel_field(form.tags, value=active_tag.title if active_tag_uuid else '', placeholder="watch label / tag") }}
                     {{ render_nolabel_field(form.watch_submit_button, title="Watch this URL!" ) }}
                     {{ render_nolabel_field(form.edit_and_watch_submit_button, title="Edit first then Watch") }}
             </div>
@@ -37,6 +37,7 @@
         <button class="pure-button button-secondary button-xsmall" name="op" value="assign-tag" id="checkbox-assign-tag">Tag</button>
         <button class="pure-button button-secondary button-xsmall" name="op" value="mark-viewed">Mark viewed</button>
         <button class="pure-button button-secondary button-xsmall" name="op" value="notification-default">Use default notification</button>
+        <button class="pure-button button-secondary button-xsmall" name="op" value="clear-errors">Clear errors</button>
         <button class="pure-button button-secondary button-xsmall" style="background: #dd4242;" name="op" value="clear-history">Clear/reset history</button>
         <button class="pure-button button-secondary button-xsmall" style="background: #dd4242;" name="op" value="delete">Delete</button>
     </div>
@@ -45,10 +46,12 @@
     {% endif %}
     {% if search_q %}<div id="search-result-info">Searching "<strong><i>{{search_q}}</i></strong>"</div>{% endif %}
     <div>
-        <a href="{{url_for('index')}}" class="pure-button button-tag {{'active' if not active_tag }}">All</a>
+        <a href="{{url_for('index')}}" class="pure-button button-tag {{'active' if not active_tag_uuid }}">All</a>
-        {% for uuid, tag in tags.items() %}
+
+    <!-- tag list -->
+    {% for uuid, tag in tags %}
         {% if tag != "" %}
-                <a href="{{url_for('index', tag=uuid) }}" class="pure-button button-tag {{'active' if active_tag == uuid }}">{{ tag.title }}</a>
+            <a href="{{url_for('index', tag=uuid) }}" class="pure-button button-tag {{'active' if active_tag_uuid == uuid }}">{{ tag.title }}</a>
         {% endif %}
     {% endfor %}
     </div>
@@ -64,18 +67,18 @@
             <tr>
                 {% set link_order = "desc" if sort_order  == 'asc' else "asc" %}
                 {% set arrow_span = "" %}
-                <th><input style="vertical-align: middle" type="checkbox" id="check-all" > <a class="{{ 'active '+link_order if sort_attribute == 'date_created' else 'inactive' }}"  href="{{url_for('index', sort='date_created', order=link_order, tag=active_tag)}}"># <span class='arrow {{link_order}}'></span></a></th>
+                <th><input style="vertical-align: middle" type="checkbox" id="check-all" > <a class="{{ 'active '+link_order if sort_attribute == 'date_created' else 'inactive' }}"  href="{{url_for('index', sort='date_created', order=link_order, tag=active_tag_uuid)}}"># <span class='arrow {{link_order}}'></span></a></th>
-                <th></th>
+                <th class="empty-cell"></th>
-                <th><a class="{{ 'active '+link_order if sort_attribute == 'label' else 'inactive' }}" href="{{url_for('index', sort='label', order=link_order, tag=active_tag)}}">Website <span class='arrow {{link_order}}'></span></a></th>
+                <th><a class="{{ 'active '+link_order if sort_attribute == 'label' else 'inactive' }}" href="{{url_for('index', sort='label', order=link_order, tag=active_tag_uuid)}}">Website <span class='arrow {{link_order}}'></span></a></th>
-                <th><a class="{{ 'active '+link_order if sort_attribute == 'last_checked' else 'inactive' }}" href="{{url_for('index', sort='last_checked', order=link_order, tag=active_tag)}}">Last Checked <span class='arrow {{link_order}}'></span></a></th>
+                <th><a class="{{ 'active '+link_order if sort_attribute == 'last_checked' else 'inactive' }}" href="{{url_for('index', sort='last_checked', order=link_order, tag=active_tag_uuid)}}">Last Checked <span class='arrow {{link_order}}'></span></a></th>
-                <th><a class="{{ 'active '+link_order if sort_attribute == 'last_changed' else 'inactive' }}" href="{{url_for('index', sort='last_changed', order=link_order, tag=active_tag)}}">Last Changed <span class='arrow {{link_order}}'></span></a></th>
+                <th><a class="{{ 'active '+link_order if sort_attribute == 'last_changed' else 'inactive' }}" href="{{url_for('index', sort='last_changed', order=link_order, tag=active_tag_uuid)}}">Last Changed <span class='arrow {{link_order}}'></span></a></th>
-                <th></th>
+                <th class="empty-cell"></th>
             </tr>
             </thead>
             <tbody>
             {% if not watches|length %}
             <tr>
-                <td colspan="6">No website watches configured, please add a URL in the box above, or <a href="{{ url_for('import_page')}}" >import a list</a>.</td>
+                <td colspan="6" style="text-wrap: wrap;">No website watches configured, please add a URL in the box above, or <a href="{{ url_for('import_page')}}" >import a list</a>.</td>
             </tr>
             {% endif %}
             {% for watch in (watches|sort(attribute=sort_attribute, reverse=sort_order == 'asc'))|pagination_slice(skip=pagination.skip) %}
@@ -92,11 +95,11 @@
                 <td class="inline checkbox-uuid" ><input name="uuids"  type="checkbox" value="{{ watch.uuid}} " > <span>{{ loop.index+pagination.skip }}</span></td>
                 <td class="inline watch-controls">
                     {% if not watch.paused %}
-                    <a class="state-off" href="{{url_for('index', op='pause', uuid=watch.uuid, tag=active_tag)}}"><img src="{{url_for('static_content', group='images', filename='pause.svg')}}" alt="Pause checks" title="Pause checks" class="icon icon-pause" ></a>
+                    <a class="state-off" href="{{url_for('index', op='pause', uuid=watch.uuid, tag=active_tag_uuid)}}"><img src="{{url_for('static_content', group='images', filename='pause.svg')}}" alt="Pause checks" title="Pause checks" class="icon icon-pause" ></a>
                     {% else %}
-                    <a class="state-on" href="{{url_for('index', op='pause', uuid=watch.uuid, tag=active_tag)}}"><img src="{{url_for('static_content', group='images', filename='play.svg')}}" alt="UnPause checks" title="UnPause checks" class="icon icon-unpause" ></a>
+                    <a class="state-on" href="{{url_for('index', op='pause', uuid=watch.uuid, tag=active_tag_uuid)}}"><img src="{{url_for('static_content', group='images', filename='play.svg')}}" alt="UnPause checks" title="UnPause checks" class="icon icon-unpause" ></a>
                     {% endif %}
-                    <a class="link-mute state-{{'on' if watch.notification_muted else 'off'}}" href="{{url_for('index', op='mute', uuid=watch.uuid, tag=active_tag)}}"><img src="{{url_for('static_content', group='images', filename='bell-off.svg')}}" alt="Mute notifications" title="Mute notifications" class="icon icon-mute" ></a>
+                    <a class="link-mute state-{{'on' if watch.notification_muted else 'off'}}" href="{{url_for('index', op='mute', uuid=watch.uuid, tag=active_tag_uuid)}}"><img src="{{url_for('static_content', group='images', filename='bell-off.svg')}}" alt="Mute notifications" title="Mute notifications" class="icon icon-mute" ></a>
                 </td>
                 <td class="title-col inline">{{watch.title if watch.title is not none and watch.title|length > 0 else watch.url}}
                     <a class="external" target="_blank" rel="noopener" href="{{ watch.link.replace('source:','') }}"></a>
@@ -166,7 +169,7 @@
                 <td>
                     <a {% if watch.uuid in queued_uuids %}disabled="true"{% endif %} href="{{ url_for('form_watch_checknow', uuid=watch.uuid, tag=request.args.get('tag')) }}"
                        class="recheck pure-button pure-button-primary">{% if watch.uuid in queued_uuids %}Queued{% else %}Recheck{% endif %}</a>
-                    <a href="{{ url_for('edit_page', uuid=watch.uuid)}}" class="pure-button pure-button-primary">Edit</a>
+                    <a href="{{ url_for('edit_page', uuid=watch.uuid)}}#general" class="pure-button pure-button-primary">Edit</a>
                     {% if watch.history_n >= 2 %}
 
                         {%  if is_unviewed %}
@@ -197,11 +200,11 @@
             </li>
             {% endif %}
             <li>
-               <a href="{{ url_for('form_watch_checknow', tag=active_tag, with_errors=request.args.get('with_errors',0)) }}" class="pure-button button-tag ">Recheck
+               <a href="{{ url_for('form_watch_checknow', tag=active_tag_uuid, with_errors=request.args.get('with_errors',0)) }}" class="pure-button button-tag ">Recheck
-                all {% if active_tag%} in "{{tags[active_tag].title}}"{%endif%}</a>
+                all {% if active_tag_uuid %} in "{{active_tag.title}}"{%endif%}</a>
             </li>
             <li>
-                <a href="{{ url_for('rss', tag=active_tag , token=app_rss_token)}}"><img alt="RSS Feed" id="feed-icon" src="{{url_for('static_content', group='images', filename='Generic_Feed-icon.svg')}}" height="15"></a>
+                <a href="{{ url_for('rss', tag=active_tag_uuid, token=app_rss_token)}}"><img alt="RSS Feed" id="feed-icon" src="{{url_for('static_content', group='images', filename='Generic_Feed-icon.svg')}}" height="15"></a>
             </li>
         </ul>
         {{ pagination.links }}

changedetectionio/tests/conftest.py

@@ -1,4 +1,7 @@
 #!/usr/bin/python3
+import resource
+import time
+from threading import Thread
 
 import pytest
 from changedetectionio import changedetection_app
@@ -23,6 +26,36 @@ def reportlog(pytestconfig):
     yield
     logger.remove(handler_id)
 
+
+def track_memory(memory_usage, ):
+    while not memory_usage["stop"]:
+        max_rss = resource.getrusage(resource.RUSAGE_SELF).ru_maxrss
+        memory_usage["peak"] = max(memory_usage["peak"], max_rss)
+        time.sleep(0.01)  # Adjust the sleep time as needed
+
+@pytest.fixture(scope='function')
+def measure_memory_usage(request):
+    memory_usage = {"peak": 0, "stop": False}
+    tracker_thread = Thread(target=track_memory, args=(memory_usage,))
+    tracker_thread.start()
+
+    yield
+
+    memory_usage["stop"] = True
+    tracker_thread.join()
+
+    # Note: ru_maxrss is in kilobytes on Unix-based systems
+    max_memory_used = memory_usage["peak"] / 1024  # Convert to MB
+    s = f"Peak memory used by the test {request.node.fspath} - '{request.node.name}': {max_memory_used:.2f} MB"
+    logger.debug(s)
+
+    with open("test-memory.log", 'a') as f:
+        f.write(f"{s}\n")
+
+    # Assert that the memory usage is less than 200MB
+    assert max_memory_used < 150, f"Memory usage exceeded 200MB: {max_memory_used:.2f} MB"
+
+
 def cleanup(datastore_path):
     import glob
     # Unlink test output files

changedetectionio/tests/custom_browser_url/test_custom_browser_url.py

@@ -7,10 +7,11 @@ from ..util import live_server_setup, wait_for_all_checks
 def do_test(client, live_server, make_test_use_extra_browser=False):
 
     # Grep for this string in the logs?
-    test_url = f"https://changedetection.io/ci-test.html"
+    test_url = f"https://changedetection.io/ci-test.html?non-custom-default=true"
+    # "non-custom-default" should not appear in the custom browser connection
     custom_browser_name = 'custom browser URL'
 
-    # needs to be set and something like 'ws://127.0.0.1:3000?stealth=1&--disable-web-security=true'
+    # needs to be set and something like 'ws://127.0.0.1:3000'
     assert os.getenv('PLAYWRIGHT_DRIVER_URL'), "Needs PLAYWRIGHT_DRIVER_URL set for this test"
 
     #####################
@@ -19,9 +20,7 @@ def do_test(client, live_server, make_test_use_extra_browser=False):
         data={"application-empty_pages_are_a_change": "",
               "requests-time_between_check-minutes": 180,
               'application-fetch_backend': "html_webdriver",
-              # browserless-custom-url is setup in  .github/workflows/test-only.yml
+              'requests-extra_browsers-0-browser_connection_url': 'ws://sockpuppetbrowser-custom-url:3000',
-              # the test script run_custom_browser_url_test.sh will look for 'custom-browser-search-string' in the container logs
-              'requests-extra_browsers-0-browser_connection_url': 'ws://browserless-custom-url:3000?stealth=1&--disable-web-security=true&custom-browser-search-string=1',
               'requests-extra_browsers-0-browser_name': custom_browser_name
               },
         follow_redirects=True
@@ -51,7 +50,8 @@ def do_test(client, live_server, make_test_use_extra_browser=False):
         res = client.post(
             url_for("edit_page", uuid="first"),
             data={
-                  "url": test_url,
+                # 'run_customer_browser_url_tests.sh' will search for this string to know if we hit the right browser container or not
+                  "url": f"https://changedetection.io/ci-test.html?custom-browser-search-string=1",
                   "tags": "",
                   "headers": "",
                   'fetch_backend': f"extra_browser_{custom_browser_name}",
@@ -77,13 +77,13 @@ def do_test(client, live_server, make_test_use_extra_browser=False):
 
 
 # Requires playwright to be installed
-def test_request_via_custom_browser_url(client, live_server):
+def test_request_via_custom_browser_url(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
     # We do this so we can grep the logs of the custom container and see if the request actually went through that container
     do_test(client, live_server, make_test_use_extra_browser=True)
 
 
-def test_request_not_via_custom_browser_url(client, live_server):
+def test_request_not_via_custom_browser_url(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
     # We do this so we can grep the logs of the custom container and see if the request actually went through that container
     do_test(client, live_server, make_test_use_extra_browser=False)

changedetectionio/tests/fetchers/test_content.py

@@ -6,7 +6,7 @@ from ..util import live_server_setup, wait_for_all_checks
 import logging
 
 # Requires playwright to be installed
-def test_fetch_webdriver_content(client, live_server):
+def test_fetch_webdriver_content(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
 
     #####################

changedetectionio/tests/fetchers/test_custom_js_before_content.py

@@ -0,0 +1,56 @@
+import os
+from flask import url_for
+from ..util import live_server_setup, wait_for_all_checks, extract_UUID_from_client
+
+
+def test_execute_custom_js(client, live_server, measure_memory_usage):
+
+    live_server_setup(live_server)
+    assert os.getenv('PLAYWRIGHT_DRIVER_URL'), "Needs PLAYWRIGHT_DRIVER_URL set for this test"
+
+    test_url = url_for('test_interactive_html_endpoint', _external=True)
+    test_url = test_url.replace('localhost.localdomain', 'cdio')
+    test_url = test_url.replace('localhost', 'cdio')
+
+    res = client.post(
+        url_for("form_quick_watch_add"),
+        data={"url": test_url, "tags": '', 'edit_and_watch_submit_button': 'Edit > Watch'},
+        follow_redirects=True
+    )
+
+    assert b"Watch added in Paused state, saving will unpause" in res.data
+
+    res = client.post(
+        url_for("edit_page", uuid="first", unpause_on_save=1),
+        data={
+            "url": test_url,
+            "tags": "",
+            'fetch_backend': "html_webdriver",
+            'webdriver_js_execute_code': 'document.querySelector("button[name=test-button]").click();',
+            'headers': "testheader: yes\buser-agent: MyCustomAgent",
+        },
+        follow_redirects=True
+    )
+    assert b"unpaused" in res.data
+    wait_for_all_checks(client)
+
+    uuid = extract_UUID_from_client(client)
+    assert live_server.app.config['DATASTORE'].data['watching'][uuid].history_n >= 1, "Watch history had atleast 1 (everything fetched OK)"
+
+    assert b"This text should be removed" not in res.data
+
+    # Check HTML conversion detected and workd
+    res = client.get(
+        url_for("preview_page", uuid=uuid),
+        follow_redirects=True
+    )
+    assert b"This text should be removed" not in res.data
+    assert b"I smell JavaScript because the button was pressed" in res.data
+
+    assert b"testheader: yes" in res.data
+    assert b"user-agent: mycustomagent" in res.data
+
+    client.get(
+        url_for("form_delete", uuid="all"),
+        follow_redirects=True
+    )

changedetectionio/tests/proxy_list/test_multiple_proxy.py

@@ -1,30 +1,28 @@
 #!/usr/bin/python3
 
-import time
+import os
 from flask import url_for
 from ..util import live_server_setup, wait_for_all_checks
 
 
-def test_preferred_proxy(client, live_server):
+def test_preferred_proxy(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
     url = "http://chosen.changedetection.io"
 
+
     res = client.post(
-        url_for("import_page"),
+        url_for("form_quick_watch_add"),
-        # Because a URL wont show in squid/proxy logs due it being SSLed
+        data={"url": url, "tags": '', 'edit_and_watch_submit_button': 'Edit > Watch'},
-        # Use plain HTTP or a specific domain-name here
-        data={"urls": url},
         follow_redirects=True
     )
-
+    assert b"Watch added in Paused state, saving will unpause" in res.data
-    assert b"1 Imported" in res.data
 
     wait_for_all_checks(client)
     res = client.post(
-        url_for("edit_page", uuid="first"),
+        url_for("edit_page", uuid="first", unpause_on_save=1),
         data={
                 "include_filters": "",
-                "fetch_backend": "html_requests",
+                "fetch_backend": 'html_webdriver' if os.getenv('PLAYWRIGHT_DRIVER_URL') else 'html_requests',
                 "headers": "",
                 "proxy": "proxy-two",
                 "tags": "",
@@ -32,6 +30,6 @@ def test_preferred_proxy(client, live_server):
               },
         follow_redirects=True
     )
-    assert b"Updated watch." in res.data
+    assert b"unpaused" in res.data
     wait_for_all_checks(client)
     # Now the request should appear in the second-squid logs

changedetectionio/tests/proxy_list/test_noproxy.py

@@ -5,7 +5,7 @@ from flask import url_for
 from ..util import live_server_setup, wait_for_all_checks, extract_UUID_from_client
 
 
-def test_noproxy_option(client, live_server):
+def test_noproxy_option(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
     # Run by run_proxy_tests.sh
     # Call this URL then scan the containers that it never went through them

changedetectionio/tests/proxy_list/test_proxy.py

@@ -5,7 +5,7 @@ from flask import url_for
 from ..util import live_server_setup, wait_for_all_checks, extract_UUID_from_client
 
 # just make a request, we will grep in the docker logs to see it actually got called
-def test_check_basic_change_detection_functionality(client, live_server):
+def test_check_basic_change_detection_functionality(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
     res = client.post(
         url_for("import_page"),

changedetectionio/tests/proxy_list/test_select_custom_proxy.py

@@ -3,9 +3,10 @@
 import time
 from flask import url_for
 from ..util import live_server_setup, wait_for_all_checks
+import os
 
 # just make a request, we will grep in the docker logs to see it actually got called
-def test_select_custom(client, live_server):
+def test_select_custom(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
 
     # Goto settings, add our custom one
@@ -14,7 +15,7 @@ def test_select_custom(client, live_server):
         data={
             "requests-time_between_check-minutes": 180,
             "application-ignore_whitespace": "y",
-            "application-fetch_backend": "html_requests",
+            "application-fetch_backend": 'html_webdriver' if os.getenv('PLAYWRIGHT_DRIVER_URL') else 'html_requests',
             "requests-extra_proxies-0-proxy_name": "custom-test-proxy",
             # test:awesome is set in tests/proxy_list/squid-passwords.txt
             "requests-extra_proxies-0-proxy_url": "http://test:awesome@squid-custom:3128",

changedetectionio/tests/proxy_socks5/test_socks5_proxy.py

@@ -5,7 +5,7 @@ from flask import url_for
 from changedetectionio.tests.util import live_server_setup, wait_for_all_checks
 
 
-def test_socks5(client, live_server):
+def test_socks5(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
 
     # Setup a proxy

changedetectionio/tests/proxy_socks5/test_socks5_proxy_sources.py

@@ -7,7 +7,7 @@ from changedetectionio.tests.util import live_server_setup, wait_for_all_checks
 
 # should be proxies.json mounted from run_proxy_tests.sh already
 # -v `pwd`/tests/proxy_socks5/proxies.json-example:/app/changedetectionio/test-datastore/proxies.json
-def test_socks5_from_proxiesjson_file(client, live_server):
+def test_socks5_from_proxiesjson_file(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
 
     test_url = "https://changedetection.io/CHANGELOG.txt?socks-test-tag=" + os.getenv('SOCKSTEST', '')

changedetectionio/tests/restock/test_restock.py

@@ -48,7 +48,7 @@ def set_back_in_stock_response():
     return None
 
 # Add a site in paused mode, add an invalid filter, we should still have visual selector data ready
-def test_restock_detection(client, live_server):
+def test_restock_detection(client, live_server, measure_memory_usage):
 
     set_original_response()
     #assert os.getenv('PLAYWRIGHT_DRIVER_URL'), "Needs PLAYWRIGHT_DRIVER_URL set for this test"
@@ -95,7 +95,7 @@ def test_restock_detection(client, live_server):
 
     # We should have a notification
     time.sleep(2)
-    assert os.path.isfile("test-datastore/notification.txt")
+    assert os.path.isfile("test-datastore/notification.txt"), "Notification received"
     os.unlink("test-datastore/notification.txt")
 
     # Default behaviour is to only fire notification when it goes OUT OF STOCK -> IN STOCK
@@ -103,4 +103,9 @@ def test_restock_detection(client, live_server):
     set_original_response()
     client.get(url_for("form_watch_checknow"), follow_redirects=True)
     wait_for_all_checks(client)
-    assert not os.path.isfile("test-datastore/notification.txt")
+    assert not os.path.isfile("test-datastore/notification.txt"), "No notification should have fired when it went OUT OF STOCK by default"
+
+    # BUT we should see that it correctly shows "not in stock"
+    res = client.get(url_for("index"))
+    assert b'not-in-stock' in res.data, "Correctly showing NOT IN STOCK in the list after it changed from IN STOCK"
+

changedetectionio/tests/smtp/smtp-test-server.py

@@ -1,42 +1,51 @@
 #!/usr/bin/python3
-import smtpd
+import asyncio
-import asyncore
+from aiosmtpd.controller import Controller
+from aiosmtpd.smtp import SMTP
 
 # Accept a SMTP message and offer a way to retrieve the last message via TCP Socket
 
 last_received_message = b"Nothing"
 
 
-class CustomSMTPServer(smtpd.SMTPServer):
+class CustomSMTPHandler:
-
+    async def handle_DATA(self, server, session, envelope):
-    def process_message(self, peer, mailfrom, rcpttos, data, **kwargs):
         global last_received_message
-        last_received_message = data
+        last_received_message = envelope.content
-        print('Receiving message from:', peer)
+        print('Receiving message from:', session.peer)
-        print('Message addressed from:', mailfrom)
+        print('Message addressed from:', envelope.mail_from)
-        print('Message addressed to  :', rcpttos)
+        print('Message addressed to  :', envelope.rcpt_tos)
-        print('Message length        :', len(data))
+        print('Message length        :', len(envelope.content))
-        print(data.decode('utf8'))
+        print(envelope.content.decode('utf8'))
-        return
+        return '250 Message accepted for delivery'
 
 
-# Just print out the last message received on plain TCP socket server
+class EchoServerProtocol(asyncio.Protocol):
-class EchoServer(asyncore.dispatcher):
+    def connection_made(self, transport):
-
-    def __init__(self, host, port):
-        asyncore.dispatcher.__init__(self)
-        self.create_socket()
-        self.set_reuse_addr()
-        self.bind((host, port))
-        self.listen(5)
-
-    def handle_accepted(self, sock, addr):
         global last_received_message
-        print('Incoming connection from %s' % repr(addr))
+        self.transport = transport
-        sock.send(last_received_message)
+        peername = transport.get_extra_info('peername')
+        print('Incoming connection from {}'.format(peername))
+        self.transport.write(last_received_message)
+
         last_received_message = b''
+        self.transport.close()
 
 
-server = CustomSMTPServer(('0.0.0.0', 11025), None)  # SMTP mail goes here
+async def main():
-server2 = EchoServer('0.0.0.0', 11080)  # Echo back last message received
+    # Start the SMTP server
-asyncore.loop()
+    controller = Controller(CustomSMTPHandler(), hostname='0.0.0.0', port=11025)
+    controller.start()
+
+    # Start the TCP Echo server
+    loop = asyncio.get_running_loop()
+    server = await loop.create_server(
+        lambda: EchoServerProtocol(),
+        '0.0.0.0', 11080
+    )
+    async with server:
+        await server.serve_forever()
+
+
+if __name__ == "__main__":
+    asyncio.run(main())

changedetectionio/tests/smtp/test_notification_smtp.py

@@ -32,13 +32,15 @@ def get_last_message_from_smtp_server():
     client_socket.connect((smtp_test_server, port))  # connect to the server
 
     data = client_socket.recv(50024).decode()  # receive response
+    logging.info("get_last_message_from_smtp_server..")
+    logging.info(data)
     client_socket.close()  # close the connection
     return data
 
 
 # Requires running the test SMTP server
 
-def test_check_notification_email_formats_default_HTML(client, live_server):
+def test_check_notification_email_formats_default_HTML(client, live_server, measure_memory_usage):
     # live_server_setup(live_server)
     set_original_response()
 
@@ -71,6 +73,8 @@ def test_check_notification_email_formats_default_HTML(client, live_server):
 
     wait_for_all_checks(client)
     set_longer_modified_response()
+    time.sleep(2)
+
     client.get(url_for("form_watch_checknow"), follow_redirects=True)
     wait_for_all_checks(client)
 
@@ -81,14 +85,14 @@ def test_check_notification_email_formats_default_HTML(client, live_server):
 
     # The email should have two bodies, and the text/html part should be <br>
     assert 'Content-Type: text/plain' in msg
-    assert '(added) So let\'s see what happens.\n' in msg  # The plaintext part with \n
+    assert '(added) So let\'s see what happens.\r\n' in msg  # The plaintext part with \r\n
     assert 'Content-Type: text/html' in msg
     assert '(added) So let\'s see what happens.<br>' in msg  # the html part
     res = client.get(url_for("form_delete", uuid="all"), follow_redirects=True)
     assert b'Deleted' in res.data
 
 
-def test_check_notification_email_formats_default_Text_override_HTML(client, live_server):
+def test_check_notification_email_formats_default_Text_override_HTML(client, live_server, measure_memory_usage):
     # live_server_setup(live_server)
 
     # HTML problems? see this
@@ -135,6 +139,7 @@ def test_check_notification_email_formats_default_Text_override_HTML(client, liv
 
     wait_for_all_checks(client)
     set_longer_modified_response()
+    time.sleep(2)
     client.get(url_for("form_watch_checknow"), follow_redirects=True)
     wait_for_all_checks(client)
 
@@ -147,7 +152,7 @@ def test_check_notification_email_formats_default_Text_override_HTML(client, liv
     # The email should not have two bodies, should be TEXT only
 
     assert 'Content-Type: text/plain' in msg
-    assert '(added) So let\'s see what happens.\n' in msg  # The plaintext part with \n
+    assert '(added) So let\'s see what happens.\r\n' in msg  # The plaintext part with \r\n
 
     set_original_response()
     # Now override as HTML format
@@ -168,7 +173,7 @@ def test_check_notification_email_formats_default_Text_override_HTML(client, liv
 
     # The email should have two bodies, and the text/html part should be <br>
     assert 'Content-Type: text/plain' in msg
-    assert '(removed) So let\'s see what happens.\n' in msg  # The plaintext part with \n
+    assert '(removed) So let\'s see what happens.\r\n' in msg  # The plaintext part with \n
     assert 'Content-Type: text/html' in msg
     assert '(removed) So let\'s see what happens.<br>' in msg  # the html part
 

changedetectionio/tests/test_add_replace_remove_filter.py

@@ -1,5 +1,5 @@
 #!/usr/bin/python3
-
+import os.path
 import time
 from flask import url_for
 from .util import live_server_setup, wait_for_all_checks
@@ -35,10 +35,10 @@ def set_original(excluding=None, add_line=None):
     with open("test-datastore/endpoint-content.txt", "w") as f:
         f.write(test_return_data)
 
-def test_setup(client, live_server):
+def test_setup(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
 
-def test_check_removed_line_contains_trigger(client, live_server):
+def test_check_removed_line_contains_trigger(client, live_server, measure_memory_usage):
 
     # Give the endpoint time to spin up
     time.sleep(1)
@@ -103,11 +103,10 @@ def test_check_removed_line_contains_trigger(client, live_server):
     assert b'Deleted' in res.data
 
 
-def test_check_add_line_contains_trigger(client, live_server):
+def test_check_add_line_contains_trigger(client, live_server, measure_memory_usage):
     #live_server_setup(live_server)
 
     # Give the endpoint time to spin up
-    time.sleep(1)
     test_notification_url = url_for('test_notification_endpoint', _external=True).replace('http://', 'post://') + "?xxx={{ watch_url }}"
 
     res = client.post(
@@ -166,6 +165,7 @@ def test_check_add_line_contains_trigger(client, live_server):
 
     # Takes a moment for apprise to fire
     time.sleep(3)
+    assert os.path.isfile("test-datastore/notification.txt"), "Notification fired because I can see the output file"
     with open("test-datastore/notification.txt", 'r') as f:
         response= f.read()
         assert '-Oh yes please-' in response

changedetectionio/tests/test_api.py

@@ -53,10 +53,10 @@ def is_valid_uuid(val):
         return False
 
 
-def test_setup(client, live_server):
+def test_setup(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
 
-def test_api_simple(client, live_server):
+def test_api_simple(client, live_server, measure_memory_usage):
     #live_server_setup(live_server)
 
     api_key = extract_api_key_from_UI(client)
@@ -149,6 +149,15 @@ def test_api_simple(client, live_server):
         headers={'x-api-key': api_key},
     )
     assert b'which has this one new line' in res.data
+    assert b'<div id' not in res.data
+
+    # Fetch the HTML of the latest one
+    res = client.get(
+        url_for("watchsinglehistory", uuid=watch_uuid, timestamp='latest')+"?html=1",
+        headers={'x-api-key': api_key},
+    )
+    assert b'which has this one new line' in res.data
+    assert b'<div id' in res.data
 
     # Fetch the whole watch
     res = client.get(
@@ -163,6 +172,7 @@ def test_api_simple(client, live_server):
     # Loading the most recent snapshot should force viewed to become true
     client.get(url_for("diff_history_page", uuid="first"), follow_redirects=True)
 
+    time.sleep(3)
     # Fetch the whole watch again, viewed should be true
     res = client.get(
         url_for("watch", uuid=watch_uuid),
@@ -231,7 +241,7 @@ def test_api_simple(client, live_server):
     )
     assert len(res.json) == 0, "Watch list should be empty"
 
-def test_access_denied(client, live_server):
+def test_access_denied(client, live_server, measure_memory_usage):
     # `config_api_token_enabled` Should be On by default
     res = client.get(
         url_for("createwatch")
@@ -277,7 +287,7 @@ def test_access_denied(client, live_server):
     )
     assert b"Settings updated." in res.data
 
-def test_api_watch_PUT_update(client, live_server):
+def test_api_watch_PUT_update(client, live_server, measure_memory_usage):
 
     #live_server_setup(live_server)
     api_key = extract_api_key_from_UI(client)
@@ -359,7 +369,7 @@ def test_api_watch_PUT_update(client, live_server):
     assert b'Deleted' in res.data
 
 
-def test_api_import(client, live_server):
+def test_api_import(client, live_server, measure_memory_usage):
     api_key = extract_api_key_from_UI(client)
 
     res = client.post(

changedetectionio/tests/test_auth.py

@@ -2,13 +2,12 @@
 
 import time
 from flask import url_for
-from . util import live_server_setup
+from .util import live_server_setup, wait_for_all_checks
 
-def test_basic_auth(client, live_server):
+
+def test_basic_auth(client, live_server, measure_memory_usage):
 
     live_server_setup(live_server)
-    # Give the endpoint time to spin up
-    time.sleep(1)
 
     # Add our URL to the import page
     test_url = url_for('test_basicauth_method', _external=True).replace("//","//myuser:mypass@")
@@ -19,8 +18,8 @@ def test_basic_auth(client, live_server):
         follow_redirects=True
     )
     assert b"1 Imported" in res.data
+    wait_for_all_checks(client)
     time.sleep(1)
-
     # Check form validation
     res = client.post(
         url_for("edit_page", uuid="first"),
@@ -29,7 +28,7 @@ def test_basic_auth(client, live_server):
     )
     assert b"Updated watch." in res.data
 
-    time.sleep(1)
+    wait_for_all_checks(client)
     res = client.get(
         url_for("preview_page", uuid="first"),
         follow_redirects=True

changedetectionio/tests/test_automatic_follow_ldjson_price.py

@@ -76,11 +76,11 @@ def set_response_without_ldjson():
         f.write(test_return_data)
     return None
 
-def test_setup(client, live_server):
+def test_setup(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
 
 # actually only really used by the distll.io importer, but could be handy too
-def test_check_ldjson_price_autodetect(client, live_server):
+def test_check_ldjson_price_autodetect(client, live_server, measure_memory_usage):
 
     set_response_with_ldjson()
 
@@ -100,11 +100,12 @@ def test_check_ldjson_price_autodetect(client, live_server):
 
     # Accept it
     uuid = extract_UUID_from_client(client)
-
+    time.sleep(1)
     client.get(url_for('price_data_follower.accept', uuid=uuid, follow_redirects=True))
     wait_for_all_checks(client)
 
     # Trigger a check
+    time.sleep(1)
     client.get(url_for("form_watch_checknow"), follow_redirects=True)
     wait_for_all_checks(client)
     # Offer should be gone
@@ -166,7 +167,7 @@ def _test_runner_check_bad_format_ignored(live_server, client, has_ldjson_price_
     client.get(url_for("form_delete", uuid="all"), follow_redirects=True)
 
 
-def test_bad_ldjson_is_correctly_ignored(client, live_server):
+def test_bad_ldjson_is_correctly_ignored(client, live_server, measure_memory_usage):
     #live_server_setup(live_server)
     test_return_data = """
             <html>

changedetectionio/tests/test_backend.py

@@ -3,7 +3,8 @@
 import time
 from flask import url_for
 from urllib.request import urlopen
-from .util import set_original_response, set_modified_response, live_server_setup, wait_for_all_checks, extract_rss_token_from_UI
+from .util import set_original_response, set_modified_response, live_server_setup, wait_for_all_checks, extract_rss_token_from_UI, \
+    extract_UUID_from_client
 
 sleep_time_for_fetch_thread = 3
 
@@ -16,7 +17,7 @@ def test_inscriptus():
     assert stripped_text_from_html == 'test!\nok man'
 
 
-def test_check_basic_change_detection_functionality(client, live_server):
+def test_check_basic_change_detection_functionality(client, live_server, measure_memory_usage):
     set_original_response()
     live_server_setup(live_server)
 
@@ -29,7 +30,7 @@ def test_check_basic_change_detection_functionality(client, live_server):
 
     assert b"1 Imported" in res.data
 
-    time.sleep(sleep_time_for_fetch_thread)
+    wait_for_all_checks(client)
 
     # Do this a few times.. ensures we dont accidently set the status
     for n in range(3):
@@ -62,9 +63,6 @@ def test_check_basic_change_detection_functionality(client, live_server):
     # Make a change
     set_modified_response()
 
-    res = urlopen(url_for('test_endpoint', _external=True))
-    assert b'which has this one new line' in res.read()
-
     # Force recheck
     res = client.get(url_for("form_watch_checknow"), follow_redirects=True)
     assert b'1 watches queued for rechecking.' in res.data
@@ -135,12 +133,23 @@ def test_check_basic_change_detection_functionality(client, live_server):
     # It should have picked up the <title>
     assert b'head title' in res.data
 
+    # Be sure the last_viewed is going to be greater than the last snapshot
+    time.sleep(1)
+
     # hit the mark all viewed link
     res = client.get(url_for("mark_all_viewed"), follow_redirects=True)
 
     assert b'Mark all viewed' not in res.data
     assert b'unviewed' not in res.data
 
+    # #2458 "clear history" should make the Watch object update its status correctly when the first snapshot lands again
+    uuid = extract_UUID_from_client(client)
+    client.get(url_for("clear_watch_history", uuid=uuid))
+    client.get(url_for("form_watch_checknow"), follow_redirects=True)
+    wait_for_all_checks(client)
+    res = client.get(url_for("index"))
+    assert b'preview/' in res.data
+
     #
     # Cleanup everything
     res = client.get(url_for("form_delete", uuid="all"), follow_redirects=True)

changedetectionio/tests/test_backup.py

@@ -8,7 +8,7 @@ import re
 import time
 
 
-def test_backup(client, live_server):
+def test_backup(client, live_server, measure_memory_usage):
     live_server_setup(live_server)
 
     set_original_response()

changedetectionio/tests/test_block_while_text_present.py

@@ -60,7 +60,7 @@ def set_modified_response_minus_block_text():
         f.write(test_return_data)
 
 
-def test_check_block_changedetection_text_NOT_present(client, live_server):
+def test_check_block_changedetection_text_NOT_present(client, live_server, measure_memory_usage):
 
     live_server_setup(live_server)
     # Use a mix of case in ZzZ to prove it works case-insensitive.

changedetectionio/tests/test_clone.py

@@ -6,7 +6,7 @@ from . util import live_server_setup
 
 
 
-def test_trigger_functionality(client, live_server):
+def test_trigger_functionality(client, live_server, measure_memory_usage):
 
     live_server_setup(live_server)
 

changedetectionio/tests/test_css_selector.py

@@ -70,7 +70,7 @@ def test_include_filters_output():
 
 
 # Tests the whole stack works with the CSS Filter
-def test_check_markup_include_filters_restriction(client, live_server):
+def test_check_markup_include_filters_restriction(client, live_server, measure_memory_usage):
     sleep_time_for_fetch_thread = 3
 
     include_filters = "#sametext"
@@ -124,7 +124,7 @@ def test_check_markup_include_filters_restriction(client, live_server):
 
 
 # Tests the whole stack works with the CSS Filter
-def test_check_multiple_filters(client, live_server):
+def test_check_multiple_filters(client, live_server, measure_memory_usage):
     sleep_time_for_fetch_thread = 3
 
     include_filters = "#blob-a\r\nxpath://*[contains(@id,'blob-b')]"
@@ -180,7 +180,7 @@ def test_check_multiple_filters(client, live_server):
 # The filter exists, but did not contain anything useful
 # Mainly used when the filter contains just an IMG, this can happen when someone selects an image in the visual-selector
 # Tests fetcher can throw a "ReplyWithContentButNoText" exception after applying filter and extracting text
-def test_filter_is_empty_help_suggestion(client, live_server):
+def test_filter_is_empty_help_suggestion(client, live_server, measure_memory_usage):
     #live_server_setup(live_server)
 
     include_filters = "#blob-a"

changedetectionio/tests/test_element_removal.py

@@ -106,7 +106,7 @@ across multiple lines
     )
 
 
-def test_element_removal_full(client, live_server):
+def test_element_removal_full(client, live_server, measure_memory_usage):
     sleep_time_for_fetch_thread = 3
 
     set_original_response()

changedetectionio/tests/test_encoding.py

@@ -3,7 +3,7 @@
 
 import time
 from flask import url_for
-from .util import live_server_setup
+from .util import live_server_setup, wait_for_all_checks
 import pytest
 
 
@@ -24,12 +24,9 @@ def set_html_response():
 
 
 # In the case the server does not issue a charset= or doesnt have content_type header set
-def test_check_encoding_detection(client, live_server):
+def test_check_encoding_detection(client, live_server, measure_memory_usage):
     set_html_response()
 
-    # Give the endpoint time to spin up
-    time.sleep(1)
-
     # Add our URL to the import page
     test_url = url_for('test_endpoint', content_type="text/html", _external=True)
     client.post(
@@ -39,7 +36,7 @@ def test_check_encoding_detection(client, live_server):
     )
 
     # Give the thread time to pick it up
-    time.sleep(2)
+    wait_for_all_checks(client)
 
     res = client.get(
         url_for("preview_page", uuid="first"),
@@ -53,12 +50,9 @@ def test_check_encoding_detection(client, live_server):
 
 
 # In the case the server does not issue a charset= or doesnt have content_type header set
-def test_check_encoding_detection_missing_content_type_header(client, live_server):
+def test_check_encoding_detection_missing_content_type_header(client, live_server, measure_memory_usage):
     set_html_response()
 
-    # Give the endpoint time to spin up
-    time.sleep(1)
-
     # Add our URL to the import page
     test_url = url_for('test_endpoint', _external=True)
     client.post(
@@ -67,8 +61,7 @@ def test_check_encoding_detection_missing_content_type_header(client, live_serve
         follow_redirects=True
     )
 
-    # Give the thread time to pick it up
+    wait_for_all_checks(client)
-    time.sleep(2)
 
     res = client.get(
         url_for("preview_page", uuid="first"),