0.45.4

.github/workflows/test-only.yml

@@ -29,8 +29,8 @@ jobs:
           docker network create changedet-network
 
           # Selenium+browserless
-          docker run --network changedet-network -d --hostname selenium  -p 4444:4444 --rm --shm-size="2g"  selenium/standalone-chrome-debug:3.141.59
-          docker run --network changedet-network -d --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:1.53-chrome-stable
+          docker run --network changedet-network -d --hostname selenium  -p 4444:4444 --rm --shm-size="2g"  selenium/standalone-chrome:4.14.1
+          docker run --network changedet-network -d --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
 
       - name: Build changedetection.io container for testing
         run: |         

Dockerfile

@@ -20,6 +20,11 @@ WORKDIR /install
 
 COPY requirements.txt /requirements.txt
 
+# Instructing pip to fetch wheels from piwheels.org" on ARMv6 and ARMv7 machines
+RUN if [ "$(dpkg --print-architecture)" = "armhf" ] || [ "$(dpkg --print-architecture)" = "armel" ]; then \
+      printf "[global]\nextra-index-url=https://www.piwheels.org/simple\n" > /etc/pip.conf; \
+    fi;
+
 RUN pip install --target=/dependencies -r /requirements.txt
 
 # Playwright is an alternative to Selenium

changedetectionio/__init__.py

@@ -38,7 +38,7 @@ from flask_paginate import Pagination, get_page_parameter
 from changedetectionio import html_tools
 from changedetectionio.api import api_v1
 
-__version__ = '0.45.3'
+__version__ = '0.45.4'
 
 from changedetectionio.store import BASE_URL_NOT_SET_TEXT
 
@@ -416,11 +416,18 @@ def changedetection_app(config=None, datastore_o=None):
 
         # Sort by last_changed and add the uuid which is usually the key..
         sorted_watches = []
+        with_errors = request.args.get('with_errors') == "1"
+        errored_count = 0
         search_q = request.args.get('q').strip().lower() if request.args.get('q') else False
         for uuid, watch in datastore.data['watching'].items():
+            if with_errors and not watch.get('last_error'):
+                continue
+
             if limit_tag and not limit_tag in watch['tags']:
                     continue
-
+            if watch.get('last_error'):
+                errored_count += 1
+                
             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)
@@ -442,6 +449,7 @@ def changedetection_app(config=None, datastore_o=None):
                                  active_tag=limit_tag,
                                  app_rss_token=datastore.data['settings']['application']['rss_access_token'],
                                  datastore=datastore,
+                                 errored_count=errored_count,
                                  form=form,
                                  guid=datastore.data['app_guid'],
                                  has_proxies=datastore.proxy_list,
@@ -622,7 +630,6 @@ def changedetection_app(config=None, datastore_o=None):
 
             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.
@@ -708,11 +715,11 @@ def changedetection_app(config=None, datastore_o=None):
 
             # Only works reliably with Playwright
             visualselector_enabled = os.getenv('PLAYWRIGHT_DRIVER_URL', False) and is_html_webdriver
-
             output = render_template("edit.html",
                                      available_processors=processors.available_processors(),
                                      browser_steps_config=browser_step_ui_config,
                                      emailprefix=os.getenv('NOTIFICATION_MAIL_BUTTON_PREFIX', False),
+                                     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,
@@ -856,7 +863,10 @@ def changedetection_app(config=None, datastore_o=None):
     def mark_all_viewed():
 
         # Save the current newest history as the most recently viewed
+        with_errors = request.args.get('with_errors') == "1"
         for watch_uuid, watch in datastore.data['watching'].items():
+            if with_errors and not watch.get('last_error'):
+                continue
             datastore.set_last_viewed(watch_uuid, int(time.time()))
 
         return redirect(url_for('index'))
@@ -912,21 +922,29 @@ def changedetection_app(config=None, datastore_o=None):
 
         # Read as binary and force decode as UTF-8
         # Windows may fail decode in python if we just use 'r' mode (chardet decode exception)
-        try:
-            newest_version_file_contents = watch.get_history_snapshot(dates[-1])
-        except Exception as e:
-            newest_version_file_contents = "Unable to read {}.\n".format(dates[-1])
-
-        previous_version = request.args.get('previous_version')
-        previous_timestamp = dates[-2]
-        if previous_version:
-            previous_timestamp = previous_version
+        from_version = request.args.get('from_version')
+        from_version_index = -2 # second newest
+        if from_version and from_version in dates:
+            from_version_index = dates.index(from_version)
+        else:
+            from_version = dates[from_version_index]
 
         try:
-            previous_version_file_contents = watch.get_history_snapshot(previous_timestamp)
+            from_version_file_contents = watch.get_history_snapshot(dates[from_version_index])
         except Exception as e:
-            previous_version_file_contents = "Unable to read {}.\n".format(previous_timestamp)
+            from_version_file_contents = "Unable to read to-version at index{}.\n".format(dates[from_version_index])
 
+        to_version = request.args.get('to_version')
+        to_version_index = -1
+        if to_version and to_version in dates:
+            to_version_index = dates.index(to_version)
+        else:
+            to_version = dates[to_version_index]
+
+        try:
+            to_version_file_contents = watch.get_history_snapshot(dates[to_version_index])
+        except Exception as e:
+            to_version_file_contents = "Unable to read to-version at index{}.\n".format(dates[to_version_index])
 
         screenshot_url = watch.get_screenshot()
 
@@ -942,22 +960,24 @@ def changedetection_app(config=None, datastore_o=None):
 
         output = render_template("diff.html",
                                  current_diff_url=watch['url'],
-                                 current_previous_version=str(previous_version),
+                                 from_version=str(from_version),
+                                 to_version=str(to_version),
                                  extra_stylesheets=extra_stylesheets,
-                                 extra_title=" - Diff - {}".format(watch['title'] if watch['title'] else watch['url']),
+                                 extra_title=f" - Diff - {watch.label}",
                                  extract_form=extract_form,
                                  is_html_webdriver=is_html_webdriver,
                                  last_error=watch['last_error'],
                                  last_error_screenshot=watch.get_error_snapshot(),
                                  last_error_text=watch.get_error_text(),
                                  left_sticky=True,
-                                 newest=newest_version_file_contents,
+                                 newest=to_version_file_contents,
                                  newest_version_timestamp=dates[-1],
                                  password_enabled_and_share_is_off=password_enabled_and_share_is_off,
-                                 previous=previous_version_file_contents,
+                                 from_version_file_contents=from_version_file_contents,
+                                 to_version_file_contents=to_version_file_contents,
                                  screenshot=screenshot_url,
                                  uuid=uuid,
-                                 versions=dates[:-1], # All except current/last
+                                 versions=dates, # All except current/last
                                  watch_a=watch
                                  )
 
@@ -1255,6 +1275,8 @@ def changedetection_app(config=None, datastore_o=None):
         # Forced recheck will skip the 'skip if content is the same' rule (, 'reprocess_existing_data': True})))
         tag = request.args.get('tag')
         uuid = request.args.get('uuid')
+        with_errors = request.args.get('with_errors') == "1"
+
         i = 0
 
         running_uuids = []
@@ -1270,6 +1292,8 @@ def changedetection_app(config=None, datastore_o=None):
             # Items that have this current tag
             for watch_uuid, watch in datastore.data['watching'].items():
                 if tag in watch.get('tags', {}):
+                    if with_errors and not watch.get('last_error'):
+                        continue
                     if watch_uuid not in running_uuids and not datastore.data['watching'][watch_uuid]['paused']:
                         update_q.put(
                             queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': watch_uuid, 'skip_when_checksum_same': False})
@@ -1280,8 +1304,11 @@ def changedetection_app(config=None, datastore_o=None):
             # No tag, no uuid, add everything.
             for watch_uuid, watch in datastore.data['watching'].items():
                 if watch_uuid not in running_uuids and not datastore.data['watching'][watch_uuid]['paused']:
+                    if with_errors and not watch.get('last_error'):
+                        continue
                     update_q.put(queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': watch_uuid, 'skip_when_checksum_same': False}))
                     i += 1
+
         flash("{} watches queued for rechecking.".format(i))
         return redirect(url_for('index', tag=tag))
 

changedetectionio/blueprint/browser_steps/__init__.py

@@ -23,8 +23,10 @@
 
 from distutils.util import strtobool
 from flask import Blueprint, request, make_response
-import os
 import logging
+import os
+import re
+
 from changedetectionio.store import ChangeDetectionStore
 from changedetectionio import login_optionally_required
 
@@ -44,7 +46,7 @@ def construct_blueprint(datastore: ChangeDetectionStore):
 
 
         # We keep the playwright session open for many minutes
-        seconds_keepalive = int(os.getenv('BROWSERSTEPS_MINUTES_KEEPALIVE', 10)) * 60
+        keepalive_seconds = int(os.getenv('BROWSERSTEPS_MINUTES_KEEPALIVE', 10)) * 60
 
         browsersteps_start_session = {'start_time': time.time()}
 
@@ -56,16 +58,18 @@ def construct_blueprint(datastore: ChangeDetectionStore):
             # Start the Playwright context, which is actually a nodejs sub-process and communicates over STDIN/STDOUT pipes
             io_interface_context = io_interface_context.start()
 
+        keepalive_ms = ((keepalive_seconds + 3) * 1000)
+        base_url = os.getenv('PLAYWRIGHT_DRIVER_URL', '')
+        a = "?" if not '?' in base_url else '&'
+        base_url += a + f"timeout={keepalive_ms}"
 
-        # keep it alive for 10 seconds more than we advertise, sometimes it helps to keep it shutting down cleanly
-        keepalive = "&timeout={}".format(((seconds_keepalive + 3) * 1000))
         try:
-            browsersteps_start_session['browser'] = io_interface_context.chromium.connect_over_cdp(
-                os.getenv('PLAYWRIGHT_DRIVER_URL', '') + keepalive)
+            browsersteps_start_session['browser'] = io_interface_context.chromium.connect_over_cdp(base_url)
         except Exception as e:
             if 'ECONNREFUSED' in str(e):
                 return make_response('Unable to start the Playwright Browser session, is it running?', 401)
             else:
+                # Other errors, bad URL syntax, bad reply etc
                 return make_response(str(e), 401)
 
         proxy_id = datastore.get_preferred_proxy_for_watch(uuid=watch_uuid)
@@ -118,6 +122,31 @@ def construct_blueprint(datastore: ChangeDetectionStore):
         print("Starting connection with playwright - done")
         return {'browsersteps_session_id': browsersteps_session_id}
 
+    @login_optionally_required
+    @browser_steps_blueprint.route("/browsersteps_image", methods=['GET'])
+    def browser_steps_fetch_screenshot_image():
+        from flask import (
+            make_response,
+            request,
+            send_from_directory,
+        )
+        uuid = request.args.get('uuid')
+        step_n = int(request.args.get('step_n'))
+
+        watch = datastore.data['watching'].get(uuid)
+        filename = f"step_before-{step_n}.jpeg" if request.args.get('type', '') == 'before' else f"step_{step_n}.jpeg"
+
+        if step_n and watch and os.path.isfile(os.path.join(watch.watch_data_dir, filename)):
+            response = make_response(send_from_directory(directory=watch.watch_data_dir, path=filename))
+            response.headers['Content-type'] = 'image/jpeg'
+            response.headers['Cache-Control'] = 'no-cache, no-store, must-revalidate'
+            response.headers['Pragma'] = 'no-cache'
+            response.headers['Expires'] = 0
+            return response
+
+        else:
+            return make_response('Unable to fetch image, is the URL correct? does the watch exist? does the step_type-n.jpeg exist?', 401)
+
     # A request for an action was received
     @login_optionally_required
     @browser_steps_blueprint.route("/browsersteps_update", methods=['POST'])

changedetectionio/blueprint/browser_steps/browser_steps.py

@@ -77,13 +77,13 @@ class steppable_browser_interface():
     def action_goto_url(self, selector=None, value=None):
         # self.page.set_viewport_size({"width": 1280, "height": 5000})
         now = time.time()
-        response = self.page.goto(value, timeout=0, wait_until='commit')
-
-        # Wait_until = commit
-        # - `'commit'` - consider operation to be finished when network response is received and the document started loading.
-        # Better to not use any smarts from Playwright and just wait an arbitrary number of seconds
-        # This seemed to solve nearly all 'TimeoutErrors'
+        response = self.page.goto(value, timeout=0, wait_until='load')
+        # Should be the same as the puppeteer_fetch.js methods, means, load with no timeout set (skip timeout)
+        #and also wait for seconds ?
+        #await page.waitForTimeout(1000);
+        #await page.waitForTimeout(extra_wait_ms);
         print("Time to goto URL ", time.time() - now)
+        return response
 
     def action_click_element_containing_text(self, selector=None, value=''):
         if not len(value.strip()):
@@ -99,7 +99,8 @@ class steppable_browser_interface():
         self.page.fill(selector, value, timeout=10 * 1000)
 
     def action_execute_js(self, selector, value):
-        self.page.evaluate(value)
+        response = self.page.evaluate(value)
+        return response
 
     def action_click_element(self, selector, value):
         print("Clicking element")
@@ -138,13 +139,13 @@ class steppable_browser_interface():
     def action_wait_for_text(self, selector, value):
         import json
         v = json.dumps(value)
-        self.page.wait_for_function(f'document.querySelector("body").innerText.includes({v});', timeout=90000)
+        self.page.wait_for_function(f'document.querySelector("body").innerText.includes({v});', timeout=30000)
 
     def action_wait_for_text_in_element(self, selector, value):
         import json
         s = json.dumps(selector)
         v = json.dumps(value)
-        self.page.wait_for_function(f'document.querySelector({s}).innerText.includes({v});', timeout=90000)
+        self.page.wait_for_function(f'document.querySelector({s}).innerText.includes({v});', timeout=30000)
 
     # @todo - in the future make some popout interface to capture what needs to be set
     # https://playwright.dev/python/docs/api/class-keyboard

changedetectionio/content_fetcher.py

@@ -159,6 +159,16 @@ class Fetcher():
         """
         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._api_types import TimeoutError
@@ -170,10 +180,7 @@ class Fetcher():
         if self.browser_steps is not None and len(self.browser_steps):
             interface = steppable_browser_interface()
             interface.page = self.page
-
-            valid_steps = filter(
-                lambda s: (s['operation'] and len(s['operation']) and s['operation'] != 'Choose one' and s['operation'] != 'Goto site'),
-                self.browser_steps)
+            valid_steps = self.browser_steps_get_valid_steps()
 
             for step in valid_steps:
                 step_n += 1
@@ -464,39 +471,26 @@ class base_html_playwright(Fetcher):
             if len(request_headers):
                 context.set_extra_http_headers(request_headers)
 
-                self.page.set_default_navigation_timeout(90000)
-                self.page.set_default_timeout(90000)
+            # 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}"))
 
-                # 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
 
-            # Goto page
-            try:
-                # Wait_until = commit
-                # - `'commit'` - consider operation to be finished when network response is received and the document started loading.
-                # Better to not use any smarts from Playwright and just wait an arbitrary number of seconds
-                # This seemed to solve nearly all 'TimeoutErrors'
-                response = self.page.goto(url, wait_until='commit')
-            except playwright._impl._api_types.Error as e:
-                # Retry once - https://github.com/browserless/chrome/issues/2485
-                # Sometimes errors related to invalid cert's and other can be random
-                print("Content Fetcher > retrying request got error - ", str(e))
-                time.sleep(1)
-                response = self.page.goto(url, wait_until='commit')
-            except Exception as e:
-                print("Content Fetcher > Other exception when page.goto", str(e))
+            response = browsersteps_interface.action_goto_url(value=url)
+            self.headers = response.all_headers()
+
+            if response is None:
                 context.close()
                 browser.close()
-                raise PageUnloadable(url=url, status_code=None, message=str(e))
+                print("Content Fetcher > Response object was none")
+                raise EmptyReply(url=url, status_code=None)
 
-            # Execute any browser steps
             try:
-                extra_wait = int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)) + self.render_extract_delay
-                self.page.wait_for_timeout(extra_wait * 1000)
-
                 if self.webdriver_js_execute_code is not None and len(self.webdriver_js_execute_code):
-                    self.page.evaluate(self.webdriver_js_execute_code)
-
+                    browsersteps_interface.action_execute_js(value=self.webdriver_js_execute_code, selector=None)
             except playwright._impl._api_types.TimeoutError as e:
                 context.close()
                 browser.close()
@@ -508,28 +502,26 @@ class base_html_playwright(Fetcher):
                 browser.close()
                 raise PageUnloadable(url=url, status_code=None, message=str(e))
 
-            if response is None:
-                context.close()
-                browser.close()
-                print("Content Fetcher > Response object was none")
-                raise EmptyReply(url=url, status_code=None)
-
-            # Run Browser Steps here
-            self.iterate_browser_steps()
-
             extra_wait = int(os.getenv("WEBDRIVER_DELAY_BEFORE_CONTENT_READY", 5)) + self.render_extract_delay
-            time.sleep(extra_wait)
+            self.page.wait_for_timeout(extra_wait * 1000)
 
             self.content = self.page.content()
             self.status_code = response.status
+
+            if self.status_code != 200 and not ignore_status_codes:
+                raise Non200ErrorCodeReceived(url=url, status_code=self.status_code)
+
             if len(self.page.content().strip()) == 0:
                 context.close()
                 browser.close()
                 print("Content Fetcher > Content was empty")
                 raise EmptyReply(url=url, status_code=response.status)
 
-            self.status_code = response.status
-            self.headers = response.all_headers()
+            # 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:
@@ -555,7 +547,7 @@ class base_html_playwright(Fetcher):
             except Exception as e:
                 context.close()
                 browser.close()
-                raise ScreenshotUnavailable(url=url, status_code=None)
+                raise ScreenshotUnavailable(url=url, status_code=response.status_code)
 
             context.close()
             browser.close()
@@ -614,14 +606,17 @@ class base_html_webdriver(Fetcher):
             is_binary=False):
 
         from selenium import webdriver
-        from selenium.webdriver.common.desired_capabilities import DesiredCapabilities
+        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.command_executor,
-            desired_capabilities=DesiredCapabilities.CHROME,
-            proxy=self.proxy)
+            options=options)
 
         try:
             self.driver.get(url)
@@ -653,11 +648,11 @@ class base_html_webdriver(Fetcher):
     # Does the connection to the webdriver work? run a test connection.
     def is_ready(self):
         from selenium import webdriver
-        from selenium.webdriver.common.desired_capabilities import DesiredCapabilities
+        from selenium.webdriver.chrome.options import Options as ChromeOptions
 
         self.driver = webdriver.Remote(
             command_executor=self.command_executor,
-            desired_capabilities=DesiredCapabilities.CHROME)
+            options=ChromeOptions())
 
         # driver.quit() seems to cause better exceptions
         self.quit()

changedetectionio/forms.py

@@ -22,7 +22,8 @@ from wtforms.validators import ValidationError
 # 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
+from changedetectionio import content_fetcher, html_tools
+
 from changedetectionio.notification import (
     valid_notification_formats,
 )
@@ -284,11 +285,10 @@ class ValidateListRegex(object):
     def __call__(self, form, field):
 
         for line in field.data:
-            if line[0] == '/' and line[-1] == '/':
-                # Because internally we dont wrap in /
-                line = line.strip('/')
+            if re.search(html_tools.PERL_STYLE_REGEX, line, re.IGNORECASE):
                 try:
-                    re.compile(line)
+                    regex = html_tools.perl_style_slash_enclosed_regex_to_options(line)
+                    re.compile(regex)
                 except re.error:
                     message = field.gettext('RegEx \'%s\' is not a valid regular expression.')
                     raise ValidationError(message % (line))

changedetectionio/html_tools.py

@@ -1,9 +1,12 @@
 
 from bs4 import BeautifulSoup
 from inscriptis import get_text
-from inscriptis.model.config import ParserConfig
 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
 import re
 
@@ -68,10 +71,15 @@ def element_removal(selectors: List[str], html_content):
 
 
 # Return str Utf-8 of matched rules
-def xpath_filter(xpath_filter, html_content, append_pretty_line_formatting=False):
+def xpath_filter(xpath_filter, html_content, append_pretty_line_formatting=False, is_rss=False):
     from lxml import etree, html
 
-    tree = html.fromstring(bytes(html_content, encoding='utf-8'))
+    parser = None
+    if is_rss:
+        # So that we can keep CDATA for cdata_in_document_to_text() to process
+        parser = etree.XMLParser(strip_cdata=False)
+
+    tree = html.fromstring(bytes(html_content, encoding='utf-8'), parser=parser)
     html_block = ""
 
     r = tree.xpath(xpath_filter.strip(), namespaces={'re': 'http://exslt.org/regular-expressions'})
@@ -94,7 +102,6 @@ def xpath_filter(xpath_filter, html_content, append_pretty_line_formatting=False
 
     return html_block
 
-
 # Extract/find element
 def extract_element(find='title', html_content=''):
 
@@ -260,8 +267,15 @@ def strip_ignore_text(content, wordlist, mode="content"):
 
     return "\n".encode('utf8').join(output)
 
+def cdata_in_document_to_text(html_content: str, render_anchor_tag_content=False) -> str:
+    pattern = '<!\[CDATA\[(\s*(?:.(?<!\]\]>)\s*)*)\]\]>'
+    def repl(m):
+        text = m.group(1)
+        return xml_escape(html_to_text(html_content=text)).strip()
 
-def html_to_text(html_content: str, render_anchor_tag_content=False) -> str:
+    return re.sub(pattern, repl, html_content)
+
+def html_to_text(html_content: str, render_anchor_tag_content=False, is_rss=False) -> str:
     """Converts html string to a string with just the text. If ignoring
     rendering anchor tag content is enable, anchor tag content are also
     included in the text
@@ -277,16 +291,21 @@ def html_to_text(html_content: str, render_anchor_tag_content=False) -> str:
     #  if anchor tag content flag is set to True define a config for
     #  extracting this content
     if render_anchor_tag_content:
-
         parser_config = ParserConfig(
-            annotation_rules={"a": ["hyperlink"]}, display_links=True
+            annotation_rules={"a": ["hyperlink"]},
+            display_links=True
         )
-
-    # otherwise set config to None
+    # otherwise set config to None/default
     else:
         parser_config = None
 
-    # get text and annotations via inscriptis
+    # RSS Mode - Inscriptis will treat `title` as something else.
+    # Make it as a regular block display element (//item/title)
+    # This is a bit of a hack - the real way it to use XSLT to convert it to HTML #1874
+    if is_rss:
+        html_content = re.sub(r'<title([\s>])', r'<h1\1', html_content)
+        html_content = re.sub(r'</title>', r'</h1>', html_content)
+
     text_content = get_text(html_content, config=parser_config)
 
     return text_content

changedetectionio/model/Watch.py

@@ -4,6 +4,7 @@ import os
 import re
 import time
 import uuid
+from pathlib import Path
 
 # Allowable protocols, protects against javascript: etc
 # file:// is further checked by ALLOW_FILE_URI
@@ -18,6 +19,7 @@ from changedetectionio.notification import (
 
 base_config = {
     'body': None,
+    'browser_steps_last_error_step': None,
     'check_unique_lines': False,  # On change-detected, compare against all history if its something new
     'check_count': 0,
     'date_created': None,
@@ -25,6 +27,7 @@ base_config = {
     'extract_text': [],  # Extract text by regex after filters
     'extract_title_as_title': False,
     'fetch_backend': 'system', # plaintext, playwright etc
+    'fetch_time': 0.0,
     'processor': 'text_json_diff', # could be restock_diff or others from .processors
     'filter_failure_notification_send': strtobool(os.getenv('FILTER_FAILURE_NOTIFICATION_SEND_DEFAULT', 'True')),
     'filter_text_added': True,
@@ -167,9 +170,7 @@ class model(dict):
     @property
     def label(self):
         # Used for sorting
-        if self['title']:
-            return self['title']
-        return self['url']
+        return self.get('title') if self.get('title') else self.get('url')
 
     @property
     def last_changed(self):
@@ -491,3 +492,13 @@ class model(dict):
         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))
+
+    @property
+    def get_browsersteps_available_screenshots(self):
+        "For knowing which screenshots are available to show the user in BrowserSteps UI"
+        available = []
+        for f in Path(self.watch_data_dir).glob('step_before-*.jpeg'):
+            step_n=re.search(r'step_before-(\d+)', f.name)
+            if step_n:
+                available.append(step_n.group(1))
+        return available

changedetectionio/processors/text_json_diff.py

@@ -11,7 +11,7 @@ from changedetectionio import content_fetcher, html_tools
 from changedetectionio.blueprint.price_data_follower import PRICE_DATA_TRACK_ACCEPT, PRICE_DATA_TRACK_REJECT
 from copy import deepcopy
 from . import difference_detection_processor
-from ..html_tools import PERL_STYLE_REGEX
+from ..html_tools import PERL_STYLE_REGEX, cdata_in_document_to_text
 
 urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
 
@@ -153,13 +153,22 @@ class perform_site_check(difference_detection_processor):
 
         is_json = 'application/json' in fetcher.get_all_headers().get('content-type', '').lower()
         is_html = not is_json
+        is_rss = False
+
+        ctype_header = fetcher.get_all_headers().get('content-type', '').lower()
+        # Go into RSS preprocess for converting CDATA/comment to usable text
+        if any(substring in ctype_header for substring in ['application/xml', 'application/rss', 'text/xml']):
+            if '<rss' in fetcher.content[:100].lower():
+                fetcher.content = cdata_in_document_to_text(html_content=fetcher.content)
+                is_rss = True
 
         # source: support, basically treat it as plaintext
         if is_source:
             is_html = False
             is_json = False
 
-        if watch.is_pdf or 'application/pdf' in fetcher.get_all_headers().get('content-type', '').lower():
+        inline_pdf = fetcher.get_all_headers().get('content-disposition', '') and '%PDF-1' in fetcher.content[:10]
+        if watch.is_pdf or 'application/pdf' in fetcher.get_all_headers().get('content-type', '').lower() or inline_pdf:
             from shutil import which
             tool = os.getenv("PDF_TO_HTML_TOOL", "pdftohtml")
             if not which(tool):
@@ -242,7 +251,8 @@ class perform_site_check(difference_detection_processor):
                         if filter_rule[0] == '/' or filter_rule.startswith('xpath:'):
                             html_content += html_tools.xpath_filter(xpath_filter=filter_rule.replace('xpath:', ''),
                                                                     html_content=fetcher.content,
-                                                                    append_pretty_line_formatting=not is_source)
+                                                                    append_pretty_line_formatting=not is_source,
+                                                                    is_rss=is_rss)
                         else:
                             # CSS Filter, extract the HTML that matches and feed that into the existing inscriptis::get_text
                             html_content += html_tools.include_filters(include_filters=filter_rule,
@@ -262,8 +272,9 @@ class perform_site_check(difference_detection_processor):
                     do_anchor = self.datastore.data["settings"]["application"].get("render_anchor_tag_content", False)
                     stripped_text_from_html = \
                         html_tools.html_to_text(
-                            html_content,
-                            render_anchor_tag_content=do_anchor
+                            html_content=html_content,
+                            render_anchor_tag_content=do_anchor,
+                            is_rss=is_rss # #1874 activate the <title workaround hack
                         )
 
         # Re #340 - return the content before the 'ignore text' was applied

changedetectionio/static/js/browser-steps.js

@@ -321,8 +321,14 @@ $(document).ready(function () {
             var s = '<div class="control">' + '<a data-step-index=' + i + ' class="pure-button button-secondary button-green button-xsmall apply" >Apply</a>&nbsp;';
             if (i > 0) {
                 // The first step never gets these (Goto-site)
-                s += '<a data-step-index=' + i + ' class="pure-button button-secondary button-xsmall clear" >Clear</a>&nbsp;' +
-                    '<a data-step-index=' + i + ' class="pure-button button-secondary button-red button-xsmall remove" >Remove</a>';
+                s += `<a data-step-index="${i}" class="pure-button button-secondary button-xsmall clear" >Clear</a>&nbsp;` +
+                    `<a data-step-index="${i}" class="pure-button button-secondary button-red button-xsmall remove" >Remove</a>`;
+
+                // if a screenshot is available
+                if (browser_steps_available_screenshots.includes(i.toString())) {
+                    var d = (browser_steps_last_error_step === i+1) ? 'before' : 'after';
+                    s += `&nbsp;<a data-step-index="${i}" class="pure-button button-secondary button-xsmall show-screenshot" title="Show screenshot from last run" data-type="${d}">Pic</a>&nbsp;`;
+                }
             }
             s += '</div>';
             $(this).append(s)
@@ -437,6 +443,24 @@ $(document).ready(function () {
 
     });
 
+    $('ul#browser_steps li .control .show-screenshot').click(function (element) {
+        var step_n = $(event.currentTarget).data('step-index');
+        w = window.open(this.href, "_blank", "width=640,height=480");
+        const t = $(event.currentTarget).data('type');
+
+        const url = browser_steps_fetch_screenshot_image_url + `&step_n=${step_n}&type=${t}`;
+        w.document.body.innerHTML = `<!DOCTYPE html>
+            <html lang="en">
+                <body>
+                    <img src="${url}" style="width: 100%" alt="Browser Step at step ${step_n} from last run." title="Browser Step at step ${step_n} from last run."/>
+                </body>
+        </html>`;
+        w.document.title = `Browser Step at step ${step_n} from last run.`;
+    });
+
+    if (browser_steps_last_error_step) {
+        $("ul#browser_steps>li:nth-child("+browser_steps_last_error_step+")").addClass("browser-step-with-error");
+    }
 
     $("ul#browser_steps select").change(function () {
         set_greyed_state();

changedetectionio/static/js/diff-render.js

@@ -1,110 +1,120 @@
-var a = document.getElementById("a");
-var b = document.getElementById("b");
-var result = document.getElementById("result");
+$(document).ready(function () {
+    var a = document.getElementById("a");
+    var b = document.getElementById("b");
+    var result = document.getElementById("result");
+    var inputs;
 
-function changed() {
-  // https://github.com/kpdecker/jsdiff/issues/389
-  // I would love to use `{ignoreWhitespace: true}` here but it breaks the formatting
-  options = {
-    ignoreWhitespace: document.getElementById("ignoreWhitespace").checked,
-  };
+    $('#jump-next-diff').click(function () {
 
-  var diff = Diff[window.diffType](a.textContent, b.textContent, options);
-  var fragment = document.createDocumentFragment();
-  for (var i = 0; i < diff.length; i++) {
-    if (diff[i].added && diff[i + 1] && diff[i + 1].removed) {
-      var swap = diff[i];
-      diff[i] = diff[i + 1];
-      diff[i + 1] = swap;
+        var element = inputs[inputs.current];
+        var headerOffset = 80;
+        var elementPosition = element.getBoundingClientRect().top;
+        var offsetPosition = elementPosition - headerOffset + window.scrollY;
+
+        window.scrollTo({
+            top: offsetPosition,
+            behavior: "smooth",
+        });
+
+        inputs.current++;
+        if (inputs.current >= inputs.length) {
+            inputs.current = 0;
+        }
+    });
+
+    function changed() {
+        // https://github.com/kpdecker/jsdiff/issues/389
+        // I would love to use `{ignoreWhitespace: true}` here but it breaks the formatting
+        options = {
+            ignoreWhitespace: document.getElementById("ignoreWhitespace").checked,
+        };
+
+        var diff = Diff[window.diffType](a.textContent, b.textContent, options);
+        var fragment = document.createDocumentFragment();
+        for (var i = 0; i < diff.length; i++) {
+            if (diff[i].added && diff[i + 1] && diff[i + 1].removed) {
+                var swap = diff[i];
+                diff[i] = diff[i + 1];
+                diff[i + 1] = swap;
+            }
+
+            var node;
+            if (diff[i].removed) {
+                node = document.createElement("del");
+                node.classList.add("change");
+                const wrapper = node.appendChild(document.createElement("span"));
+                wrapper.appendChild(document.createTextNode(diff[i].value));
+            } else if (diff[i].added) {
+                node = document.createElement("ins");
+                node.classList.add("change");
+                const wrapper = node.appendChild(document.createElement("span"));
+                wrapper.appendChild(document.createTextNode(diff[i].value));
+            } else {
+                node = document.createTextNode(diff[i].value);
+            }
+            fragment.appendChild(node);
+        }
+
+        result.textContent = "";
+        result.appendChild(fragment);
+
+        // For nice mouse-over hover/title information
+        const removed_current_option = $('#diff-version option:selected')
+        if (removed_current_option) {
+            $('del').each(function () {
+                $(this).prop('title', 'Removed '+removed_current_option[0].label);
+            });
+        }
+        const inserted_current_option = $('#current-version option:selected')
+        if (removed_current_option) {
+            $('ins').each(function () {
+                $(this).prop('title', 'Inserted '+inserted_current_option[0].label);
+            });
+        }
+        // Set the list of possible differences to jump to
+        inputs = document.querySelectorAll('#diff-ui .change')
+        // Set the "current" diff pointer
+        inputs.current = 0;
+        // Goto diff
+        $('#jump-next-diff').click();
     }
 
-    var node;
-    if (diff[i].removed) {
-      node = document.createElement("del");
-      node.classList.add("change");
-      const wrapper = node.appendChild(document.createElement("span"));
-      wrapper.appendChild(document.createTextNode(diff[i].value));
-    } else if (diff[i].added) {
-      node = document.createElement("ins");
-      node.classList.add("change");
-      const wrapper = node.appendChild(document.createElement("span"));
-      wrapper.appendChild(document.createTextNode(diff[i].value));
-    } else {
-      node = document.createTextNode(diff[i].value);
-    }
-    fragment.appendChild(node);
-  }
-
-  result.textContent = "";
-  result.appendChild(fragment);
-
-  // Jump at start
-  inputs.current = 0;
-  next_diff();
-}
-
-window.onload = function () {
-  /* Convert what is options from UTC time.time() to local browser time */
-  var diffList = document.getElementById("diff-version");
-  if (typeof diffList != "undefined" && diffList != null) {
-    for (var option of diffList.options) {
-      var dateObject = new Date(option.value * 1000);
-      option.label = dateObject.toLocaleString();
-    }
-  }
-
-  /* Set current version date as local time in the browser also */
-  var current_v = document.getElementById("current-v-date");
-  var dateObject = new Date(newest_version_timestamp * 1000);
-  current_v.innerHTML = dateObject.toLocaleString();
-  onDiffTypeChange(
-    document.querySelector('#settings [name="diff_type"]:checked'),
-  );
-  changed();
-};
-
-a.onpaste = a.onchange = b.onpaste = b.onchange = changed;
-
-if ("oninput" in a) {
-  a.oninput = b.oninput = changed;
-} else {
-  a.onkeyup = b.onkeyup = changed;
-}
-
-function onDiffTypeChange(radio) {
-  window.diffType = radio.value;
-  // Not necessary
-  //	document.title = "Diff " + radio.value.slice(4);
-}
-
-var radio = document.getElementsByName("diff_type");
-for (var i = 0; i < radio.length; i++) {
-  radio[i].onchange = function (e) {
-    onDiffTypeChange(e.target);
+    $('.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'),
+    );
     changed();
-  };
-}
 
-document.getElementById("ignoreWhitespace").onchange = function (e) {
-  changed();
-};
+    a.onpaste = a.onchange = b.onpaste = b.onchange = changed;
 
-var inputs = document.getElementsByClassName("change");
-inputs.current = 0;
+    if ("oninput" in a) {
+        a.oninput = b.oninput = changed;
+    } else {
+        a.onkeyup = b.onkeyup = changed;
+    }
 
-function next_diff() {
-  var element = inputs[inputs.current];
-  var headerOffset = 80;
-  var elementPosition = element.getBoundingClientRect().top;
-  var offsetPosition = elementPosition - headerOffset + window.scrollY;
+    function onDiffTypeChange(radio) {
+        window.diffType = radio.value;
+        // Not necessary
+        //	document.title = "Diff " + radio.value.slice(4);
+    }
 
-  window.scrollTo({
-    top: offsetPosition,
-    behavior: "smooth",
-  });
+    var radio = document.getElementsByName("diff_type");
+    for (var i = 0; i < radio.length; i++) {
+        radio[i].onchange = function (e) {
+            onDiffTypeChange(e.target);
+            changed();
+        };
+    }
+
+    document.getElementById("ignoreWhitespace").onchange = function (e) {
+        changed();
+    };
+
+});
 
-  inputs.current++;
-  if (inputs.current >= inputs.length) {
-    inputs.current = 0;
-  }
-}

changedetectionio/static/js/watch-overview.js

@@ -4,6 +4,14 @@ $(function () {
         $(this).closest('.unviewed').removeClass('unviewed');
     });
 
+    $('td[data-timestamp]').each(function () {
+        $(this).prop('title', new Intl.DateTimeFormat(undefined,
+            {
+                dateStyle: 'full',
+                timeStyle: 'long'
+            }).format($(this).data('timestamp') * 1000));
+    })
+
     $("#checkbox-assign-tag").click(function (e) {
         $('#op_extradata').val(prompt("Enter a tag name"));
     });

changedetectionio/static/styles/diff.css

@@ -187,6 +187,10 @@ ins {
     padding: 0.5em; }
   #settings ins {
     padding: 0.5em; }
+  #settings option:checked {
+    font-weight: bold; }
+  #settings [type=radio], #settings [type=checkbox] {
+    vertical-align: middle; }
 
 .source {
   position: absolute;

changedetectionio/static/styles/scss/diff.scss

@@ -77,6 +77,13 @@ ins {
   ins {
     padding: 0.5em;
   }
+
+  option:checked {
+    font-weight: bold;
+  }
+  [type=radio],[type=checkbox] {
+    vertical-align: middle;
+  }
 }
 
 .source {

changedetectionio/static/styles/scss/parts/_browser-steps.scss

@@ -6,6 +6,10 @@
   }
 
   li {
+    &.browser-step-with-error {
+      background-color: #ffd6d6;
+      border-radius: 4px;
+    }
     &:not(:first-child) {
       &:hover {
         opacity: 1.0;

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

@@ -0,0 +1,28 @@
+
+#selector-wrapper {
+  height: 100%;
+  max-height: 70vh;
+  overflow-y: scroll;
+  position: relative;
+
+  //width: 100%;
+  >img {
+    position: absolute;
+    z-index: 4;
+    max-width: 100%;
+  }
+
+  >canvas {
+    position: relative;
+    z-index: 5;
+    max-width: 100%;
+
+    &:hover {
+      cursor: pointer;
+    }
+  }
+}
+
+#selector-current-xpath {
+  font-size: 80%;
+}

changedetectionio/static/styles/scss/styles.scss

@@ -471,7 +471,11 @@ footer {
   padding: 10px;
 
   &#left-sticky {
-    left: 0px;
+    left: 0;
+    position: fixed;
+    border-top-right-radius: 5px;
+    border-bottom-right-radius: 5px;
+    box-shadow: 1px 1px 4px var(--color-shadow-jump);
   }
 
   &#right-sticky {
@@ -939,32 +943,7 @@ ul {
   }
 }
 
-#selector-wrapper {
-  height: 100%;
-  overflow-y: scroll;
-  position: relative;
-
-  //width: 100%;
-  >img {
-    position: absolute;
-    z-index: 4;
-    max-width: 100%;
-  }
-
-  >canvas {
-    position: relative;
-    z-index: 5;
-    max-width: 100%;
-
-    &:hover {
-      cursor: pointer;
-    }
-  }
-}
-
-#selector-current-xpath {
-  font-size: 80%;
-}
+@import "parts/_visualselector";
 
 #webdriver-override-options {
   input[type="number"] {

changedetectionio/static/styles/styles.css

@@ -26,6 +26,9 @@
   #browser_steps li {
     list-style: decimal;
     padding: 5px; }
+    #browser_steps li.browser-step-with-error {
+      background-color: #ffd6d6;
+      border-radius: 4px; }
     #browser_steps li:not(:first-child):hover {
       opacity: 1.0; }
     #browser_steps li .control {
@@ -667,7 +670,11 @@ footer {
   background: var(--color-background);
   padding: 10px; }
   .sticky-tab#left-sticky {
-    left: 0px; }
+    left: 0;
+    position: fixed;
+    border-top-right-radius: 5px;
+    border-bottom-right-radius: 5px;
+    box-shadow: 1px 1px 4px var(--color-shadow-jump); }
   .sticky-tab#right-sticky {
     right: 0px; }
   .sticky-tab#hosted-sticky {
@@ -976,6 +983,7 @@ ul {
 
 #selector-wrapper {
   height: 100%;
+  max-height: 70vh;
   overflow-y: scroll;
   position: relative; }
   #selector-wrapper > img {

changedetectionio/store.py

@@ -96,6 +96,14 @@ class ChangeDetectionStore:
                 self.add_watch(url='https://changedetection.io/CHANGELOG.txt',
                                tag='changedetection.io',
                                extras={'fetch_backend': 'html_requests'})
+
+            updates_available = self.get_updates_available()
+            self.__data['settings']['application']['schema_version'] = updates_available.pop()
+
+        else:
+            # Bump the update version by running updates
+            self.run_updates()
+
         self.__data['version_tag'] = version_tag
 
         # Just to test that proxies.json if it exists, doesnt throw a parsing error on startup
@@ -125,9 +133,6 @@ class ChangeDetectionStore:
             secret = secrets.token_hex(16)
             self.__data['settings']['application']['api_access_token'] = secret
 
-        # Bump the update version by running updates
-        self.run_updates()
-
         self.needs_write = True
 
         # Finally start the thread that will manage periodic data saves to JSON
@@ -239,12 +244,16 @@ class ChangeDetectionStore:
         import pathlib
 
         self.__data['watching'][uuid].update({
-                'last_checked': 0,
+                'browser_steps_last_error_step' : None,
+                'check_count': 0,
+                'fetch_time' : 0.0,
                 'has_ldjson_price_data': None,
+                'last_checked': 0,
                 'last_error': False,
                 'last_notification_error': False,
                 'last_viewed': 0,
                 'previous_md5': False,
+                'previous_md5_before_filters': False,
                 'track_ldjson_price_data': None,
             })
 
@@ -625,14 +634,8 @@ class ChangeDetectionStore:
     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())
 
-    # Run all updates
-    # IMPORTANT - Each update could be run even when they have a new install and the schema is correct
-    #             So therefor - each `update_n` should be very careful about checking if it needs to actually run
-    #             Probably we should bump the current update schema version with each tag release version?
-    def run_updates(self):
+    def get_updates_available(self):
         import inspect
-        import shutil
-
         updates_available = []
         for i, o in inspect.getmembers(self, predicate=inspect.ismethod):
             m = re.search(r'update_(\d+)$', i)
@@ -640,6 +643,15 @@ class ChangeDetectionStore:
                 updates_available.append(int(m.group(1)))
         updates_available.sort()
 
+        return updates_available
+
+    # Run all updates
+    # IMPORTANT - Each update could be run even when they have a new install and the schema is correct
+    #             So therefor - each `update_n` should be very careful about checking if it needs to actually run
+    #             Probably we should bump the current update schema version with each tag release version?
+    def run_updates(self):
+        import shutil
+        updates_available = self.get_updates_available()
         for update_n in updates_available:
             if update_n > self.__data['settings']['application']['schema_version']:
                 print ("Applying update_{}".format((update_n)))

changedetectionio/templates/base.html

@@ -85,6 +85,7 @@
               <a href="{{url_for('logout')}}" class="pure-menu-link">LOG OUT</a>
             </li>
           {% endif %}
+          {% if current_user.is_authenticated or not has_password %}
           <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">
@@ -95,6 +96,7 @@
               </button>
             </form>
           </li>
+          {% endif %}
           <li class="pure-menu-item">
             <button class="toggle-button" id ="toggle-light-mode" type="button" title="Toggle Light/Dark Mode">
               <span class="visually-hidden">Toggle light/dark mode</span>
@@ -121,7 +123,8 @@
     {% endif %}
     {% if left_sticky %}
       <div class="sticky-tab" id="left-sticky">
-        <a href="{{url_for('preview_page', uuid=uuid)}}">Show current snapshot</a>
+        <a href="{{url_for('preview_page', uuid=uuid)}}">Show current snapshot</a><br>
+          Visualise <strong>triggers</strong> and <strong>ignored text</strong>
       </div>
     {% endif %}
     {% if right_sticky %}

changedetectionio/templates/diff.html

@@ -13,10 +13,31 @@
 <script src="{{url_for('static_content', group='js', filename='diff-overview.js')}}" defer></script>
 
 <div id="settings">
-    <h1>Differences</h1>
     <form class="pure-form " action="" method="GET">
         <fieldset>
-
+            {% if versions|length >= 1 %}
+                <strong>Compare</strong>
+                <del class="change"><span>from</span></del>
+                <select id="diff-version" name="from_version" class="needs-localtime">
+                    {% for version in versions|reverse %}
+                        <option value="{{ version }}" {% if version== from_version %} selected="" {% endif %}>
+                            {{ version }}
+                        </option>
+                    {% endfor %}
+                </select>
+                <ins class="change"><span>to</span></ins>
+                <select id="current-version" name="to_version" class="needs-localtime">
+                    {% for version in versions|reverse %}
+                        <option value="{{ version }}" {% if version== to_version %} selected="" {% endif %}>
+                            {{ version }}
+                        </option>
+                    {% endfor %}
+                </select>
+                <button type="submit" class="pure-button pure-button-primary">Go</button>
+            {% endif %}
+        </fieldset>
+        <fieldset>
+            <strong>Style</strong>
             <label for="diffWords" class="pure-checkbox">
                 <input type="radio" name="diff_type" id="diffWords" value="diffWords"> Words</label>
             <label for="diffLines" class="pure-checkbox">
@@ -26,32 +47,20 @@
                 <input type="radio" name="diff_type" id="diffChars" value="diffChars"> Chars</label>
             <!-- @todo - when mimetype is JSON, select this by default? -->
             <label for="diffJson" class="pure-checkbox">
-                <input type="radio" name="diff_type" id="diffJson" value="diffJson" > JSON</label>
+                <input type="radio" name="diff_type" id="diffJson" value="diffJson"> JSON</label>
 
-            {% if versions|length >= 1 %}
-            <label for="diff-version">Compare newest (<span id="current-v-date"></span>) with</label>
-            <select id="diff-version" name="previous_version">
-                {% for version in versions|reverse %}
-                <option value="{{version}}" {% if version== current_previous_version %} selected="" {% endif %}>
-                    {{version}}
-                </option>
-                {% endfor %}
-            </select>
-            <button type="submit" class="pure-button pure-button-primary">Go</button>
-            {% endif %}
-        </fieldset>
-    </form>
-    <del>Removed text</del>
-    <ins>Inserted Text</ins>
-    <span>
+            <span>
         <!-- https://github.com/kpdecker/jsdiff/issues/389 ? -->
         <label for="ignoreWhitespace" class="pure-checkbox" id="label-diff-ignorewhitespace">
-            <input type="checkbox" id="ignoreWhitespace" name="ignoreWhitespace" > Ignore Whitespace</label>
+            <input type="checkbox" id="ignoreWhitespace" name="ignoreWhitespace"> Ignore Whitespace</label>
     </span>
+        </fieldset>
+    </form>
+
 </div>
 
 <div id="diff-jump">
-    <a onclick="next_diff();">Jump</a>
+    <a id="jump-next-diff" title="Jump to next difference">Jump</a>
 </div>
 
 <script src="{{url_for('static_content', group='js', filename='tabs.js')}}" defer></script>
@@ -79,8 +88,6 @@
     </div>
 
      <div class="tab-pane-inner" id="text">
-         <div class="tip">Pro-tip: Use <strong>show current snapshot</strong> tab to visualise what will be ignored, highlight text to add to ignore filters</div>
-
          {% if password_enabled_and_share_is_off %}
            <div class="tip">Pro-tip: You can enable <strong>"share access when password is enabled"</strong> from settings</div>
          {% endif %}
@@ -91,8 +98,8 @@
              <tbody>
              <tr>
                  <!-- just proof of concept copied straight from github.com/kpdecker/jsdiff -->
-                 <td id="a" style="display: none;">{{previous}}</td>
-                 <td id="b" style="display: none;">{{newest}}</td>
+                 <td id="a" style="display: none;">{{from_version_file_contents}}</td>
+                 <td id="b" style="display: none;">{{to_version_file_contents}}</td>
                  <td id="diff-col">
                      <span id="result" class="highlightable-filter"></span>
                  </td>

changedetectionio/templates/edit.html

@@ -4,8 +4,10 @@
 {% from '_common_fields.jinja' import render_common_settings_form %}
 <script src="{{url_for('static_content', group='js', filename='tabs.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)}}";
+    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)}}";
 {% if emailprefix %}
@@ -49,6 +51,7 @@
             <li class="tab"><a href="#restock">Restock Detection</a></li>
             {% endif %}
             <li class="tab"><a href="#notifications">Notifications</a></li>
+            <li class="tab"><a href="#stats">Stats</a></li>
         </ul>
     </div>
 
@@ -109,7 +112,7 @@
                         <span class="pure-form-message-inline">
                             <p>Use the <strong>Basic</strong> method (default) where your watched site doesn'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>
-                            Tip: <a href="https://github.com/dgtlmoon/changedetection.io/wiki/Proxy-configuration#brightdata-proxy-support">Connect using BrightData Proxies, find out more here.</a>
+                            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>
                         </span>
                     </div>
                 {% if form.proxy %}
@@ -441,7 +444,35 @@ Unavailable") }}
                 </fieldset>
             </div>
             {% endif %}
-
+            <div class="tab-pane-inner" id="stats">
+                <div class="pure-control-group">
+                    <style>
+                    #stats-table tr > td:first-child {
+                        font-weight: bold;
+                    }
+                    </style>
+                    <table class="pure-table" id="stats-table">
+                        <tbody>
+                        <tr>
+                            <td>Check count</td>
+                            <td>{{ watch.check_count }}</td>
+                        </tr>
+                        <tr>
+                            <td>Consecutive filter failures</td>
+                            <td>{{ watch.consecutive_filter_failures }}</td>
+                        </tr>
+                        <tr>
+                            <td>History length</td>
+                            <td>{{ watch.history|length }}</td>
+                        </tr>
+                        <tr>
+                            <td>Last fetch time</td>
+                            <td>{{ watch.fetch_time }}s</td>
+                        </tr>
+                        </tbody>
+                    </table>
+                </div>
+            </div>
             <div id="actions">
                 <div class="pure-control-group">
                     {{ render_button(form.save_button) }}

changedetectionio/templates/settings.html

@@ -109,7 +109,7 @@
                         <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 BrightData Proxies, find out more here.</a>
+                    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">
                     <div class="pure-form-message-inline">

changedetectionio/templates/watch-overview.html

@@ -154,8 +154,8 @@
                     {% endfor %}
 
                 </td>
-                <td class="last-checked">{{watch|format_last_checked_time|safe}}</td>
-                <td class="last-changed">{% if watch.history_n >=2 and watch.last_changed >0 %}
+                <td class="last-checked" data-timestamp="{{ watch.last_checked }}">{{watch|format_last_checked_time|safe}}</td>
+                <td class="last-changed" data-timestamp="{{ watch.last_changed }}">{% if watch.history_n >=2 and watch.last_changed >0 %}
                     {{watch.last_changed|format_timestamp_timeago}}
                     {% else %}
                     Not yet
@@ -178,13 +178,18 @@
             </tbody>
         </table>
         <ul id="post-list-buttons">
+            {% if errored_count %}
+            <li>
+                <a href="{{url_for('index', with_errors=1, tag=request.args.get('tag')) }}" class="pure-button button-tag button-error ">With errors ({{ errored_count }})</a>
+            </li>
+            {% endif %}
             {% if has_unviewed %}
             <li>
-                <a href="{{url_for('mark_all_viewed', tag=request.args.get('tag')) }}" class="pure-button button-tag ">Mark all viewed</a>
+                <a href="{{url_for('mark_all_viewed',with_errors=request.args.get('with_errors',0)) }}" class="pure-button button-tag ">Mark all viewed</a>
             </li>
             {% endif %}
             <li>
-               <a href="{{ url_for('form_watch_checknow', tag=active_tag) }}" class="pure-button button-tag ">Recheck
+               <a href="{{ url_for('form_watch_checknow', tag=active_tag, 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>
             </li>
             <li>

changedetectionio/tests/test_backend.py

@@ -89,7 +89,7 @@ def test_check_basic_change_detection_functionality(client, live_server):
 
     # Following the 'diff' link, it should no longer display as 'unviewed' even after we recheck it a few times
     res = client.get(url_for("diff_history_page", uuid="first"))
-    assert b'Compare newest' in res.data
+    assert b'selected=""' in res.data, "Confirm diff history page loaded"
 
     # Check the [preview] pulls the right one
     res = client.get(

changedetectionio/tests/test_extract_regex.py

@@ -202,3 +202,35 @@ def test_check_filter_and_regex_extract(client, live_server):
 
     # Should not be here
     assert b'Some text that did change' not in res.data
+
+
+
+def test_regex_error_handling(client, live_server):
+
+    #live_server_setup(live_server)
+
+    # Add our URL to the import page
+    test_url = url_for('test_endpoint', _external=True)
+    res = client.post(
+        url_for("import_page"),
+        data={"urls": test_url},
+        follow_redirects=True
+    )
+    assert b"1 Imported" in res.data
+
+    ### test regex error handling
+    res = client.post(
+        url_for("edit_page", uuid="first"),
+        data={"extract_text": '/something bad\d{3/XYZ',
+              "url": test_url,
+              "fetch_backend": "html_requests"},
+        follow_redirects=True
+    )
+
+    with open('/tmp/fuck.html', 'wb') as f:
+        f.write(res.data)
+
+    assert b'is not a valid regular expression.' in res.data
+
+    res = client.get(url_for("form_delete", uuid="all"), follow_redirects=True)
+    assert b'Deleted' in res.data

changedetectionio/tests/test_rss.py

@@ -2,12 +2,61 @@
 
 import time
 from flask import url_for
-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
 
 
+def set_original_cdata_xml():
+    test_return_data = """<rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:media="http://search.yahoo.com/mrss/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0">
+    <channel>
+    <title>Gizi</title>
+    <link>https://test.com</link>
+    <atom:link href="https://testsite.com" rel="self" type="application/rss+xml"/>
+    <description>
+    <![CDATA[ The Future Could Be Here ]]>
+    </description>
+    <language>en</language>
+    <item>
+    <title>
+    <![CDATA[ <img src="https://testsite.com/hacked.jpg"> Hackers can access your computer ]]>
+    </title>
+    <link>https://testsite.com/news/12341234234</link>
+    <description>
+    <![CDATA[ <img class="type:primaryImage" src="https://testsite.com/701c981da04869e.jpg"/><p>The days of Terminator and The Matrix could be closer. But be positive.</p><p><a href="https://testsite.com">Read more link...</a></p> ]]>
+    </description>
+    <category>cybernetics</category>
+    <category>rand corporation</category>
+    <pubDate>Tue, 17 Oct 2023 15:10:00 GMT</pubDate>
+    <guid isPermaLink="false">1850933241</guid>
+    <dc:creator>
+    <![CDATA[ Mr Hacker News ]]>
+    </dc:creator>
+    <media:thumbnail url="https://testsite.com/thumbnail-c224e10d81488e818701c981da04869e.jpg"/>
+    </item>
+
+    <item>
+        <title>    Some other title    </title>
+        <link>https://testsite.com/news/12341234236</link>
+        <description>
+        Some other description
+        </description>
+    </item>    
+    </channel>
+    </rss>
+            """
+
+    with open("test-datastore/endpoint-content.txt", "w") as f:
+        f.write(test_return_data)
+
+
+def test_setup(client, live_server):
+    live_server_setup(live_server)
+
 def test_rss_and_token(client, live_server):
+    #    live_server_setup(live_server)
+
     set_original_response()
-    live_server_setup(live_server)
+    rss_token = extract_rss_token_from_UI(client)
 
     # Add our URL to the import page
     res = client.post(
@@ -17,11 +66,11 @@ def test_rss_and_token(client, live_server):
     )
 
     assert b"1 Imported" in res.data
-    rss_token = extract_rss_token_from_UI(client)
 
-    time.sleep(2)
+    wait_for_all_checks(client)
+    set_modified_response()
     client.get(url_for("form_watch_checknow"), follow_redirects=True)
-    time.sleep(2)
+    wait_for_all_checks(client)
 
     # Add our URL to the import page
     res = client.get(
@@ -37,3 +86,80 @@ def test_rss_and_token(client, live_server):
     )
     assert b"Access denied, bad token" not in res.data
     assert b"Random content" in res.data
+
+    res = client.get(url_for("form_delete", uuid="all"), follow_redirects=True)
+
+def test_basic_cdata_rss_markup(client, live_server):
+    #live_server_setup(live_server)
+
+    set_original_cdata_xml()
+
+    test_url = url_for('test_endpoint', content_type="application/xml", _external=True)
+
+    # Add our URL to the import page
+    res = client.post(
+        url_for("import_page"),
+        data={"urls": test_url},
+        follow_redirects=True
+    )
+
+    assert b"1 Imported" in res.data
+
+    wait_for_all_checks(client)
+
+    res = client.get(
+        url_for("preview_page", uuid="first"),
+        follow_redirects=True
+    )
+    assert b'CDATA' not in res.data
+    assert b'<![' not in res.data
+    assert b'Hackers can access your computer' in res.data
+    assert b'The days of Terminator' in res.data
+    res = client.get(url_for("form_delete", uuid="all"), follow_redirects=True)
+
+def test_rss_xpath_filtering(client, live_server):
+    #live_server_setup(live_server)
+
+    set_original_cdata_xml()
+
+    test_url = url_for('test_endpoint', content_type="application/xml", _external=True)
+
+    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
+
+    uuid = extract_UUID_from_client(client)
+    res = client.post(
+        url_for("edit_page", uuid=uuid, unpause_on_save=1),
+        data={
+                "include_filters": "//item/title",
+                "fetch_backend": "html_requests",
+                "headers": "",
+                "proxy": "no-proxy",
+                "tags": "",
+                "url": test_url,
+              },
+        follow_redirects=True
+    )
+    assert b"unpaused" in res.data
+
+    wait_for_all_checks(client)
+
+    res = client.get(
+        url_for("preview_page", uuid="first"),
+        follow_redirects=True
+    )
+    assert b'CDATA' not in res.data
+    assert b'<![' not in res.data
+    # #1874  All but the first <title was getting selected
+    # Convert any HTML with just a top level <title> to <h1> to be sure title renders
+
+    assert b'Hackers can access your computer' in res.data # Should ONLY be selected by the xpath
+    assert b'Some other title' in res.data  # Should ONLY be selected by the xpath
+    assert b'The days of Terminator' not in res.data # Should NOT be selected by the xpath
+    assert b'Some other description' not in res.data  # Should NOT be selected by the xpath
+
+    res = client.get(url_for("form_delete", uuid="all"), follow_redirects=True)

changedetectionio/tests/test_xpath_selector.py

@@ -2,7 +2,7 @@
 
 import time
 from flask import url_for
-from . util import live_server_setup
+from .util import live_server_setup, wait_for_all_checks
 
 from ..html_tools import *
 
@@ -86,14 +86,14 @@ def test_check_xpath_filter_utf8(client, live_server):
         follow_redirects=True
     )
     assert b"1 Imported" in res.data
-    time.sleep(1)
+    wait_for_all_checks(client)
     res = client.post(
         url_for("edit_page", uuid="first"),
         data={"include_filters": filter, "url": test_url, "tags": "", "headers": "", 'fetch_backend': "html_requests"},
         follow_redirects=True
     )
     assert b"Updated watch." in res.data
-    time.sleep(3)
+    wait_for_all_checks(client)
     res = client.get(url_for("index"))
     assert b'Unicode strings with encoding declaration are not supported.' not in res.data
     res = client.get(url_for("form_delete", uuid="all"), follow_redirects=True)
@@ -140,14 +140,14 @@ def test_check_xpath_text_function_utf8(client, live_server):
         follow_redirects=True
     )
     assert b"1 Imported" in res.data
-    time.sleep(1)
+    wait_for_all_checks(client)
     res = client.post(
         url_for("edit_page", uuid="first"),
         data={"include_filters": filter, "url": test_url, "tags": "", "headers": "", 'fetch_backend': "html_requests"},
         follow_redirects=True
     )
     assert b"Updated watch." in res.data
-    time.sleep(3)
+    wait_for_all_checks(client)
     res = client.get(url_for("index"))
     assert b'Unicode strings with encoding declaration are not supported.' not in res.data
 
@@ -164,7 +164,6 @@ def test_check_xpath_text_function_utf8(client, live_server):
     assert b'Deleted' in res.data
 
 def test_check_markup_xpath_filter_restriction(client, live_server):
-    sleep_time_for_fetch_thread = 3
 
     xpath_filter = "//*[contains(@class, 'sametext')]"
 
@@ -183,7 +182,7 @@ def test_check_markup_xpath_filter_restriction(client, live_server):
     assert b"1 Imported" in res.data
 
     # Give the thread time to pick it up
-    time.sleep(sleep_time_for_fetch_thread)
+    wait_for_all_checks(client)
 
     # Goto the edit page, add our ignore text
     # Add our URL to the import page
@@ -195,7 +194,7 @@ def test_check_markup_xpath_filter_restriction(client, live_server):
     assert b"Updated watch." in res.data
 
     # Give the thread time to pick it up
-    time.sleep(sleep_time_for_fetch_thread)
+    wait_for_all_checks(client)
 
     # view it/reset state back to viewed
     client.get(url_for("diff_history_page", uuid="first"), follow_redirects=True)
@@ -206,7 +205,7 @@ def test_check_markup_xpath_filter_restriction(client, live_server):
     # Trigger a check
     client.get(url_for("form_watch_checknow"), follow_redirects=True)
     # Give the thread time to pick it up
-    time.sleep(sleep_time_for_fetch_thread)
+    wait_for_all_checks(client)
 
     res = client.get(url_for("index"))
     assert b'unviewed' not in res.data
@@ -216,9 +215,6 @@ def test_check_markup_xpath_filter_restriction(client, live_server):
 
 def test_xpath_validation(client, live_server):
 
-    # 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)
     res = client.post(
@@ -227,7 +223,7 @@ def test_xpath_validation(client, live_server):
         follow_redirects=True
     )
     assert b"1 Imported" in res.data
-    time.sleep(2)
+    wait_for_all_checks(client)
 
     res = client.post(
         url_for("edit_page", uuid="first"),
@@ -244,11 +240,8 @@ def test_check_with_prefix_include_filters(client, live_server):
     res = client.get(url_for("form_delete", uuid="all"), follow_redirects=True)
     assert b'Deleted' in res.data
 
-    # Give the endpoint time to spin up
-    time.sleep(1)
-
     set_original_response()
-
+    wait_for_all_checks(client)
     # Add our URL to the import page
     test_url = url_for('test_endpoint', _external=True)
     res = client.post(
@@ -257,7 +250,7 @@ def test_check_with_prefix_include_filters(client, live_server):
         follow_redirects=True
     )
     assert b"1 Imported" in res.data
-    time.sleep(3)
+    wait_for_all_checks(client)
 
     res = client.post(
         url_for("edit_page", uuid="first"),
@@ -266,7 +259,7 @@ def test_check_with_prefix_include_filters(client, live_server):
     )
 
     assert b"Updated watch." in res.data
-    time.sleep(3)
+    wait_for_all_checks(client)
 
     res = client.get(
         url_for("preview_page", uuid="first"),
@@ -277,3 +270,46 @@ def test_check_with_prefix_include_filters(client, live_server):
     assert b"Some text that will change" not in res.data #not in selector
 
     client.get(url_for("form_delete", uuid="all"), follow_redirects=True)
+def test_various_rules(client, live_server):
+    # Just check these don't error
+    #live_server_setup(live_server)
+    with open("test-datastore/endpoint-content.txt", "w") as f:
+        f.write("""<html>
+       <body>
+     Some initial text<br>
+     <p>Which is across multiple lines</p>
+     <br>
+     So let's see what happens.  <br>
+     <div class="sametext">Some text thats the same</div>
+     <div class="changetext">Some text that will change</div>
+     <a href=''>some linky </a>
+     <a href=''>another some linky </a>
+     <!-- related to https://github.com/dgtlmoon/changedetection.io/pull/1774 -->
+     <input   type="email"   id="email" />
+     </body>
+     </html>
+    """)
+    test_url = url_for('test_endpoint', _external=True)
+    res = client.post(
+        url_for("import_page"),
+        data={"urls": test_url},
+        follow_redirects=True
+    )
+    assert b"1 Imported" in res.data
+    wait_for_all_checks(client)
+
+
+    for r in ['//div', '//a', 'xpath://div', 'xpath://a']:
+        res = client.post(
+            url_for("edit_page", uuid="first"),
+            data={"include_filters": r,
+                  "url": test_url,
+                  "tags": "",
+                  "headers": "",
+                  'fetch_backend': "html_requests"},
+            follow_redirects=True
+        )
+        wait_for_all_checks(client)
+        assert b"Updated watch." in res.data
+        res = client.get(url_for("index"))
+        assert b'fetch-error' not in res.data, f"Should not see errors after '{r} filter"

changedetectionio/tests/visualselector/test_fetch_data.py

@@ -1,18 +1,19 @@
 #!/usr/bin/python3
 
 import time
+import os
 from flask import url_for
 from ..util import live_server_setup, wait_for_all_checks, extract_UUID_from_client
 
+def test_setup(client, live_server):
+    live_server_setup(live_server)
+
 # Add a site in paused mode, add an invalid filter, we should still have visual selector data ready
 def test_visual_selector_content_ready(client, live_server):
     import os
     import json
 
     assert os.getenv('PLAYWRIGHT_DRIVER_URL'), "Needs PLAYWRIGHT_DRIVER_URL set for this test"
-    time.sleep(1)
-    live_server_setup(live_server)
-
 
     # Add our URL to the import page, because the docker container (playwright/selenium) wont be able to connect to our usual test url
     test_url = "https://changedetection.io/ci-test/test-runjs.html"
@@ -60,4 +61,67 @@ def test_visual_selector_content_ready(client, live_server):
         follow_redirects=True
     )
     assert b'notification_screenshot' in res.data
+    client.get(
+        url_for("form_delete", uuid="all"),
+        follow_redirects=True
+    )
 
+def test_basic_browserstep(client, live_server):
+
+    assert os.getenv('PLAYWRIGHT_DRIVER_URL'), "Needs PLAYWRIGHT_DRIVER_URL set for this test"
+    #live_server_setup(live_server)
+
+    # Add our URL to the import page, because the docker container (playwright/selenium) wont be able to connect to our usual test url
+    test_url = "https://changedetection.io/ci-test/test-runjs.html"
+
+    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": "",
+              "headers": "",
+              'fetch_backend': "html_webdriver",
+              'browser_steps-0-operation': 'Goto site',
+              'browser_steps-1-operation': 'Click element',
+              'browser_steps-1-selector': 'button[name=test-button]',
+              'browser_steps-1-value': ''
+        },
+        follow_redirects=True
+    )
+    assert b"unpaused" in res.data
+    wait_for_all_checks(client)
+    uuid = extract_UUID_from_client(client)
+
+
+    # now test for 404 errors
+    res = client.post(
+        url_for("edit_page", uuid=uuid, unpause_on_save=1),
+        data={
+              "url": "https://changedetection.io/404",
+              "tags": "",
+              "headers": "",
+              'fetch_backend': "html_webdriver",
+              'browser_steps-0-operation': 'Goto site',
+              'browser_steps-1-operation': 'Click element',
+              'browser_steps-1-selector': 'button[name=test-button]',
+              'browser_steps-1-value': ''
+        },
+        follow_redirects=True
+    )
+    assert b"unpaused" in res.data
+    wait_for_all_checks(client)
+
+    res = client.get(url_for("index"))
+    assert b'Error - 404' in res.data
+
+    client.get(
+        url_for("form_delete", uuid="all"),
+        follow_redirects=True
+    )

changedetectionio/update_worker.py

@@ -238,7 +238,9 @@ class update_worker(threading.Thread):
                             # Used as a default and also by some tests
                             update_handler = text_json_diff.perform_site_check(datastore=self.datastore)
 
+                        self.datastore.data['watching'][uuid]['browser_steps_last_error_step'] = None
                         changed_detected, update_obj, contents = update_handler.run(uuid, skip_when_checksum_same=queued_item_data.item.get('skip_when_checksum_same'))
+
                         # Re #342
                         # In Python 3, all strings are sequences of Unicode characters. There is a bytes type that holds raw bytes.
                         # We then convert/.decode('utf-8') for the notification etc
@@ -324,8 +326,13 @@ class update_worker(threading.Thread):
                         if not self.datastore.data['watching'].get(uuid):
                             continue
 
-                        err_text = "Warning, browser step at position {} could not run, target not found, check the watch, add a delay if necessary.".format(e.step_n+1)
-                        self.datastore.update_watch(uuid=uuid, update_obj={'last_error': err_text})
+                        error_step = e.step_n + 1
+                        err_text = f"Warning, browser step at position {error_step} could not run, target not found, check the watch, add a delay if necessary, view Browser Steps to see screenshot at that step"
+                        self.datastore.update_watch(uuid=uuid,
+                                                    update_obj={'last_error': err_text,
+                                                                'browser_steps_last_error_step': error_step
+                                                                }
+                                                    )
 
 
                         if self.datastore.data['watching'][uuid].get('filter_failure_notification_send', False):

docker-compose.yml

@@ -81,7 +81,7 @@ services:
 #        restart: unless-stopped
 
      # Used for fetching pages via Playwright+Chrome where you need Javascript support.
-
+     # Note: Playwright/browserless not supported on ARM type devices (rPi etc)
 #    playwright-chrome:
 #        hostname: playwright-chrome
 #        image: browserless/chrome

requirements.txt

@@ -33,7 +33,7 @@ dnspython<2.3.0
 # jq not available on Windows so must be installed manually
 
 # Notification library
-apprise~=1.5.0
+apprise~=1.6.0
 
 # apprise mqtt https://github.com/dgtlmoon/changedetection.io/issues/315
 paho-mqtt
@@ -49,8 +49,7 @@ beautifulsoup4
 # XPath filtering, lxml is required by bs4 anyway, but put it here to be safe.
 lxml
 
-# 3.141 was missing socksVersion, 3.150 was not in pypi, so we try 4.1.0
-selenium~=4.1.0
+selenium~=4.14.0
 
 # https://stackoverflow.com/questions/71652965/importerror-cannot-import-name-safe-str-cmp-from-werkzeug-security/71653849#71653849
 # ImportError: cannot import name 'safe_str_cmp' from 'werkzeug.security'
@@ -63,7 +62,8 @@ jinja2-time
 
 # https://peps.python.org/pep-0508/#environment-markers
 # https://github.com/dgtlmoon/changedetection.io/pull/1009
-jq~=1.3 ;python_version >= "3.8" and sys_platform == "linux"
+jq~=1.3; python_version >= "3.8" and sys_platform == "darwin"
+jq~=1.3; python_version >= "3.8" and sys_platform == "linux"
 
 # Any current modern version, required so far for screenshot PNG->JPEG conversion but will be used more in the future
 pillow