Skip removing old screenshots for notification tests

.github/workflows/test-only.yml

@@ -28,7 +28,6 @@ jobs:
     uses: ./.github/workflows/test-stack-reusable-workflow.yml
     with:
       python-version: '3.11'
-      skip-pypuppeteer: true
 
   test-application-3-12:
     needs: lint-code

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

@@ -7,7 +7,7 @@ on:
         description: 'Python version to use'
         required: true
         type: string
-        default: '3.10'
+        default: '3.11'
       skip-pypuppeteer:
         description: 'Skip PyPuppeteer (not supported in 3.11/3.12)'
         required: false

Dockerfile

@@ -1,8 +1,5 @@
 # pip dependencies install stage
 
-# @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

README.md

@@ -89,7 +89,7 @@ _Need an actual Chrome runner with Javascript support? We support fetching via W
 #### Key Features
 
 - Lots of trigger filters, such as "Trigger on text", "Remove text by selector", "Ignore text", "Extract text", also using regular-expressions!
-- Target elements with xPath(1.0) and CSS Selectors, Easily monitor complex JSON with JSONPath or jq
+- Target elements with xPath 1 and xPath 2, CSS Selectors, Easily monitor complex JSON with JSONPath or jq
 - Switch between fast non-JS and Chrome JS based "fetchers"
 - Track changes in PDF files (Monitor text changed in the PDF, Also monitor PDF filesize and checksums)
 - Easily specify how often a site should be checked

changedetectionio/__init__.py

@@ -2,7 +2,7 @@
 
 # Read more https://github.com/dgtlmoon/changedetection.io/wiki
 
-__version__ = '0.49.9'
+__version__ = '0.49.12'
 
 from changedetectionio.strtobool import strtobool
 from json.decoder import JSONDecodeError
@@ -11,6 +11,7 @@ os.environ['EVENTLET_NO_GREENDNS'] = 'yes'
 import eventlet
 import eventlet.wsgi
 import getopt
+import platform
 import signal
 import socket
 import sys
@@ -19,7 +20,6 @@ from changedetectionio import store
 from changedetectionio.flask_app import changedetection_app
 from loguru import logger
 
-
 # Only global so we can access it in the signal handler
 app = None
 datastore = None
@@ -29,8 +29,6 @@ def get_version():
 
 # Parent wrapper or OS sends us a SIGTERM/SIGINT, do everything required for a clean shutdown
 def sigshutdown_handler(_signo, _stack_frame):
-    global app
-    global datastore
     name = signal.Signals(_signo).name
     logger.critical(f'Shutdown: Got Signal - {name} ({_signo}), Saving DB to disk and calling shutdown')
     datastore.sync_to_json()
@@ -147,6 +145,19 @@ def main():
 
     signal.signal(signal.SIGTERM, sigshutdown_handler)
     signal.signal(signal.SIGINT, sigshutdown_handler)
+    
+    # Custom signal handler for memory cleanup
+    def sigusr_clean_handler(_signo, _stack_frame):
+        from changedetectionio.gc_cleanup import memory_cleanup
+        logger.info('SIGUSR1 received: Running memory cleanup')
+        return memory_cleanup(app)
+
+    # Register the SIGUSR1 signal handler
+    # Only register the signal handler if running on Linux
+    if platform.system() == "Linux":
+        signal.signal(signal.SIGUSR1, sigusr_clean_handler)
+    else:
+        logger.info("SIGUSR1 handler only registered on Linux, skipped.")
 
     # Go into cleanup mode
     if do_cleanup:

changedetectionio/auth_decorator.py

@@ -20,10 +20,7 @@ def login_optionally_required(func):
         has_password_enabled = datastore.data['settings']['application'].get('password') or os.getenv("SALTED_PASS", False)
 
         # Permitted
-        if request.endpoint and 'static_content' in request.endpoint and request.view_args and request.view_args.get('group') == 'styles':
-            return func(*args, **kwargs)
-        # Permitted
-        elif request.endpoint and 'diff_history_page' in request.endpoint and datastore.data['settings']['application'].get('shared_diff_access'):
+        if request.endpoint and 'diff_history_page' in request.endpoint and datastore.data['settings']['application'].get('shared_diff_access'):
             return func(*args, **kwargs)
         elif request.method in flask_login.config.EXEMPT_METHODS:
             return func(*args, **kwargs)

changedetectionio/blueprint/browser_steps/__init__.py

@@ -23,7 +23,6 @@ from loguru import logger
 browsersteps_sessions = {}
 io_interface_context = None
 import json
-import base64
 import hashlib
 from flask import Response
 
@@ -34,10 +33,8 @@ def construct_blueprint(datastore: ChangeDetectionStore):
         from . import nonContext
         from . import browser_steps
         import time
-        global browsersteps_sessions
         global io_interface_context
 
-
         # We keep the playwright session open for many minutes
         keepalive_seconds = int(os.getenv('BROWSERSTEPS_MINUTES_KEEPALIVE', 10)) * 60
 
@@ -104,8 +101,6 @@ def construct_blueprint(datastore: ChangeDetectionStore):
         # A new session was requested, return sessionID
 
         import uuid
-        global browsersteps_sessions
-
         browsersteps_session_id = str(uuid.uuid4())
         watch_uuid = request.args.get('uuid')
 
@@ -149,7 +144,6 @@ def construct_blueprint(datastore: ChangeDetectionStore):
     def browsersteps_ui_update():
         import base64
         import playwright._impl._errors
-        global browsersteps_sessions
         from changedetectionio.blueprint.browser_steps import browser_steps
 
         remaining =0

changedetectionio/blueprint/settings/templates/settings.html

@@ -217,7 +217,7 @@ nav
                         <a id="chrome-extension-link"
                            title="Try our new Chrome Extension!"
                            href="https://chromewebstore.google.com/detail/changedetectionio-website/kefcfmgmlhmankjmnbijimhofdjekbop">
-                            <img alt="Chrome store icon" src="{{ url_for('static_content', group='images', filename='Google-Chrome-icon.png') }}" alt="Chrome">
+                            <img alt="Chrome store icon" src="{{ url_for('static_content', group='images', filename='google-chrome-icon.png') }}" alt="Chrome">
                             Chrome Webstore
                         </a>
                     </p>

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

@@ -13,6 +13,7 @@
     /*const email_notification_prefix=JSON.parse('{{ emailprefix|tojson }}');*/
 /*{% endif %}*/
 
+{% set has_tag_filters_extra='' %}
 
 </script>
 
@@ -46,59 +47,12 @@
             </div>
 
             <div class="tab-pane-inner" id="filters-and-triggers">
-                    <div class="pure-control-group">
-                        {% set field = render_field(form.include_filters,
-                            rows=5,
-                            placeholder="#example
-xpath://body/div/span[contains(@class, 'example-class')]",
-                            class="m-d")
-                        %}
-                        {{ field }}
-                        {% if '/text()' in  field %}
-                          <span class="pure-form-message-inline"><strong>Note!: //text() function does not work where the &lt;element&gt; contains &lt;![CDATA[]]&gt;</strong></span><br>
-                        {% endif %}
-                        <span class="pure-form-message-inline">One CSS, xPath, JSON Path/JQ selector per line, <i>any</i> rules that matches will be used.<br>
-                    <div data-target="#advanced-help-selectors" class="toggle-show pure-button button-tag button-xsmall">Show advanced help and tips</div>
-                    <ul id="advanced-help-selectors">
-                        <li>CSS - Limit text to this CSS rule, only text matching this CSS rule is included.</li>
-                        <li>JSON - Limit text to this JSON rule, using either <a href="https://pypi.org/project/jsonpath-ng/" target="new">JSONPath</a> or <a href="https://stedolan.github.io/jq/" target="new">jq</a> (if installed).
-                            <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>. Prefix <code>jqraw:</code> outputs the results as text instead of a JSON list.</li>
-                                {% else %}
-                                <li>jq support not installed</li>
-                                {% endif %}
-                            </ul>
-                        </li>
-                        <li>XPath - Limit text to this XPath rule, simply start with a forward-slash. To specify XPath to be used explicitly or the XPath rule starts with an XPath function: Prefix with <code>xpath:</code>
-                            <ul>
-                                <li>Example:  <code>//*[contains(@class, 'sametext')]</code> or <code>xpath:count(//*[contains(@class, 'sametext')])</code>, <a
-                                href="http://xpather.com/" target="new">test your XPath here</a></li>
-                                <li>Example: Get all titles from an RSS feed <code>//title/text()</code></li>
-                                <li>To use XPath1.0: Prefix with <code>xpath1:</code></li>
-                            </ul>
-                            </li>
-                    </ul>
-                    Please be sure that you thoroughly understand how to write CSS, JSONPath, XPath{% if jq_support %}, or jq selector{%endif%} rules before filing an issue on GitHub! <a
-                                href="https://github.com/dgtlmoon/changedetection.io/wiki/CSS-Selector-help">here for more CSS selector help</a>.<br>
-                </span>
-                    </div>
-                <fieldset class="pure-control-group">
-                    {{ render_field(form.subtractive_selectors, rows=5, placeholder="header
-footer
-nav
-.stockticker
-//*[contains(text(), 'Advertisement')]") }}
-                    <span class="pure-form-message-inline">
-                        <ul>
-                          <li> Remove HTML element(s) by CSS and XPath selectors before text conversion. </li>
-                          <li> Don't paste HTML here, use only CSS and XPath selectors </li>
-                          <li> Add multiple elements, CSS or XPath selectors per line to ignore multiple parts of the HTML. </li>
-                        </ul>
-                      </span>
-                </fieldset>
-
+                <p>These settings are <strong><i>added</i></strong> to any existing watch configurations.</p>
+                {% include "edit/include_subtract.html" %}
+                <div class="text-filtering border-fieldset">
+                    <h3>Text filtering</h3>
+                    {% include "edit/text-options.html" %}
+                </div>
             </div>
 
         {# rendered sub Template #}

changedetectionio/blueprint/ui/__init__.py

@@ -125,7 +125,10 @@ def construct_blueprint(datastore: ChangeDetectionStore, update_q, running_updat
 
         else:
             # Recheck all, including muted
-            for watch_uuid, watch in datastore.data['watching'].items():
+            # Get most overdue first
+            for k in sorted(datastore.data['watching'].items(), key=lambda item: item[1].get('last_checked', 0)):
+                watch_uuid = k[0]
+                watch = k[1]
                 if not watch['paused']:
                     if watch_uuid not in running_uuids:
                         if with_errors and not watch.get('last_error'):
@@ -140,7 +143,7 @@ def construct_blueprint(datastore: ChangeDetectionStore, update_q, running_updat
         if i == 1:
             flash("Queued 1 watch for rechecking.")
         if i > 1:
-            flash("Queued {} watches for rechecking.".format(i))
+            flash(f"Queued {i} watches for rechecking.")
         if i == 0:
             flash("No watches available to recheck.")
 

changedetectionio/blueprint/watchlist/templates/watch-overview.html

@@ -130,7 +130,7 @@
                          or (  watch.get_fetch_backend == "system" and system_default_fetcher == 'html_webdriver'  )
                          or "extra_browser_" in watch.get_fetch_backend
                     %}
-                    <img class="status-icon" src="{{url_for('static_content', group='images', filename='Google-Chrome-icon.png')}}" alt="Using a Chrome browser" title="Using a Chrome browser" >
+                    <img class="status-icon" src="{{url_for('static_content', group='images', filename='google-chrome-icon.png')}}" alt="Using a Chrome browser" title="Using a Chrome browser" >
                     {% endif %}
 
                     {%if watch.is_pdf  %}<img class="status-icon" src="{{url_for('static_content', group='images', filename='pdf-icon.svg')}}" title="Converting PDF to text" >{% endif %}
@@ -241,7 +241,7 @@
                 all {% if active_tag_uuid %} in "{{active_tag.title}}"{%endif%}</a>
             </li>
             <li>
-                <a href="{{ url_for('rss.feed', 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>
+                <a href="{{ url_for('rss.feed', 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/conditions/__init__.py

@@ -8,7 +8,7 @@ from . import default_plugin
 
 # List of all supported JSON Logic operators
 operator_choices = [
-    (None, "Choose one"),
+    (None, "Choose one - Operator"),
     (">", "Greater Than"),
     ("<", "Less Than"),
     (">=", "Greater Than or Equal To"),
@@ -21,7 +21,7 @@ operator_choices = [
 
 # Fields available in the rules
 field_choices = [
-    (None, "Choose one"),
+    (None, "Choose one - Field"),
 ]
 
 # The data we will feed the JSON Rules to see if it passes the test/conditions or not

changedetectionio/conditions/form.py

@@ -19,7 +19,7 @@ class ConditionFormRow(Form):
         validators=[validators.Optional()]
     )
 
-    value = StringField("Value", validators=[validators.Optional()])
+    value = StringField("Value", validators=[validators.Optional()], render_kw={"placeholder": "A value"})
 
     def validate(self, extra_validators=None):
         # First, run the default validators

changedetectionio/content_fetchers/base.py

@@ -87,7 +87,7 @@ class Fetcher():
         pass
 
     @abstractmethod
-    def quit(self):
+    def quit(self, watch=None):
         return
 
     @abstractmethod

changedetectionio/content_fetchers/requests.py

@@ -96,3 +96,17 @@ class fetcher(Fetcher):
 
 
         self.raw_content = r.content
+
+    def quit(self, watch=None):
+
+        # In case they switched to `requests` fetcher from something else
+        # Then the screenshot could be old, in any case, it's not used here.
+        # REMOVE_REQUESTS_OLD_SCREENSHOTS - Mainly used for testing
+        if strtobool(os.getenv("REMOVE_REQUESTS_OLD_SCREENSHOTS", 'true')):
+            screenshot = watch.get_screenshot()
+            if screenshot:
+                try:
+                    os.unlink(screenshot)
+                except Exception as e:
+                    logger.warning(f"Failed to unlink screenshot: {screenshot} - {e}")
+

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

@@ -75,13 +75,19 @@ function isItemInStock() {
         'rupture',
         'sold out',
         'sold-out',
+        'stok habis',
+        'stok kosong',
+        'stok varian ini habis',
         'stokta yok',
         'temporarily out of stock',
         'temporarily unavailable',
         'there were no search results for',
         'this item is currently unavailable',
         'tickets unavailable',
+        'tidak dijual',
+        'tidak tersedia',
         'tijdelijk uitverkocht',
+        'tiket tidak tersedia',
         'tükendi',
         'unavailable nearby',
         'unavailable tickets',

changedetectionio/content_fetchers/webdriver_selenium.py

@@ -112,7 +112,7 @@ class fetcher(Fetcher):
         self.quit()
         return True
 
-    def quit(self):
+    def quit(self, watch=None):
         if self.driver:
             try:
                 self.driver.quit()

changedetectionio/flask_app.py

@@ -233,7 +233,8 @@ def changedetection_app(config=None, datastore_o=None):
 
         if has_password_enabled and not flask_login.current_user.is_authenticated:
             # Permitted
-            if request.endpoint and request.endpoint == 'static_content' and request.view_args and request.view_args.get('group') in ['styles', 'js', 'images', 'favicons']:
+            if request.endpoint and request.endpoint == 'static_content' and request.view_args:
+                # Handled by static_content handler
                 return None
             # Permitted
             elif request.endpoint and 'login' in request.endpoint:
@@ -351,11 +352,15 @@ def changedetection_app(config=None, datastore_o=None):
     @app.route("/static/<string:group>/<string:filename>", methods=['GET'])
     def static_content(group, filename):
         from flask import make_response
+        import re
+        group = re.sub(r'[^\w.-]+', '', group.lower())
+        filename = re.sub(r'[^\w.-]+', '', filename.lower())
 
         if group == 'screenshot':
             # Could be sensitive, follow password requirements
             if datastore.data['settings']['application']['password'] and not flask_login.current_user.is_authenticated:
-                abort(403)
+                if not datastore.data['settings']['application'].get('shared_diff_access'):
+                    abort(403)
 
             screenshot_filename = "last-screenshot.png" if not request.args.get('error_screenshot') else "last-error-screenshot.png"
 
@@ -404,7 +409,7 @@ def changedetection_app(config=None, datastore_o=None):
 
         # These files should be in our subdirectory
         try:
-            return send_from_directory("static/{}".format(group), path=filename)
+            return send_from_directory(f"static/{group}", path=filename)
         except FileNotFoundError:
             abort(404)
 
@@ -442,6 +447,16 @@ def changedetection_app(config=None, datastore_o=None):
 
     import changedetectionio.blueprint.watchlist as watchlist
     app.register_blueprint(watchlist.construct_blueprint(datastore=datastore, update_q=update_q, queuedWatchMetaData=queuedWatchMetaData), url_prefix='')
+    
+    # Memory cleanup endpoint
+    @app.route('/gc-cleanup', methods=['GET'])
+    @login_optionally_required
+    def gc_cleanup():
+        from changedetectionio.gc_cleanup import memory_cleanup
+        from flask import jsonify
+
+        result = memory_cleanup(app)
+        return jsonify({"status": "success", "message": "Memory cleanup completed", "result": result})
 
     # @todo handle ctrl break
     ticker_thread = threading.Thread(target=ticker_thread_check_time_launch_checks).start()

changedetectionio/forms.py

@@ -586,7 +586,7 @@ class processor_text_json_diff_form(commonSettingsForm):
     filter_text_replaced = BooleanField('Replaced/changed lines', default=True)
     filter_text_removed = BooleanField('Removed lines', default=True)
 
-    trigger_text = StringListField('Trigger/wait for text', [validators.Optional(), ValidateListRegex()])
+    trigger_text = StringListField('Keyword triggers - Trigger/wait for text', [validators.Optional(), ValidateListRegex()])
     if os.getenv("PLAYWRIGHT_DRIVER_URL"):
         browser_steps = FieldList(FormField(SingleBrowserStep), min_entries=10)
     text_should_not_be_present = StringListField('Block change-detection while text matches', [validators.Optional(), ValidateListRegex()])

changedetectionio/gc_cleanup.py

@@ -0,0 +1,162 @@
+#!/usr/bin/env python3
+
+import ctypes
+import gc
+import re
+import psutil
+import sys
+import threading
+import importlib
+from loguru import logger
+
+def memory_cleanup(app=None):
+    """
+    Perform comprehensive memory cleanup operations and log memory usage
+    at each step with nicely formatted numbers.
+    
+    Args:
+        app: Optional Flask app instance for clearing Flask-specific caches
+        
+    Returns:
+        str: Status message
+    """
+    # Get current process
+    process = psutil.Process()
+    
+    # Log initial memory usage with nicely formatted numbers
+    current_memory = process.memory_info().rss / 1024 / 1024
+    logger.debug(f"Memory cleanup started - Current memory usage: {current_memory:,.2f} MB")
+
+    # 1. Standard garbage collection - force full collection on all generations
+    gc.collect(0)  # Collect youngest generation
+    gc.collect(1)  # Collect middle generation
+    gc.collect(2)  # Collect oldest generation
+
+    # Run full collection again to ensure maximum cleanup
+    gc.collect()
+    current_memory = process.memory_info().rss / 1024 / 1024
+    logger.debug(f"After full gc.collect() - Memory usage: {current_memory:,.2f} MB")
+    
+
+    # 3. Call libc's malloc_trim to release memory back to the OS
+    libc = ctypes.CDLL("libc.so.6")
+    libc.malloc_trim(0)
+    current_memory = process.memory_info().rss / 1024 / 1024
+    logger.debug(f"After malloc_trim(0) - Memory usage: {current_memory:,.2f} MB")
+    
+    # 4. Clear Python's regex cache
+    re.purge()
+    current_memory = process.memory_info().rss / 1024 / 1024
+    logger.debug(f"After re.purge() - Memory usage: {current_memory:,.2f} MB")
+
+    # 5. Reset thread-local storage
+    # Create a new thread local object to encourage cleanup of old ones
+    threading.local()
+    current_memory = process.memory_info().rss / 1024 / 1024
+    logger.debug(f"After threading.local() - Memory usage: {current_memory:,.2f} MB")
+
+    # 6. Clear sys.intern cache if Python version supports it
+    try:
+        sys.intern.clear()
+        current_memory = process.memory_info().rss / 1024 / 1024
+        logger.debug(f"After sys.intern.clear() - Memory usage: {current_memory:,.2f} MB")
+    except (AttributeError, TypeError):
+        logger.debug("sys.intern.clear() not supported in this Python version")
+    
+    # 7. Clear XML/lxml caches if available
+    try:
+        # Check if lxml.etree is in use
+        lxml_etree = sys.modules.get('lxml.etree')
+        if lxml_etree:
+            # Clear module-level caches
+            if hasattr(lxml_etree, 'clear_error_log'):
+                lxml_etree.clear_error_log()
+            
+            # Check for _ErrorLog and _RotatingErrorLog objects and clear them
+            for obj in gc.get_objects():
+                if hasattr(obj, '__class__') and hasattr(obj.__class__, '__name__'):
+                    class_name = obj.__class__.__name__
+                    if class_name in ('_ErrorLog', '_RotatingErrorLog', '_DomainErrorLog') and hasattr(obj, 'clear'):
+                        try:
+                            obj.clear()
+                        except (AttributeError, TypeError):
+                            pass
+                    
+                    # Clear Element objects which can hold references to documents
+                    elif class_name in ('_Element', 'ElementBase') and hasattr(obj, 'clear'):
+                        try:
+                            obj.clear()
+                        except (AttributeError, TypeError):
+                            pass
+            
+            current_memory = process.memory_info().rss / 1024 / 1024
+            logger.debug(f"After lxml.etree cleanup - Memory usage: {current_memory:,.2f} MB")
+
+        # Check if lxml.html is in use
+        lxml_html = sys.modules.get('lxml.html')
+        if lxml_html:
+            # Clear HTML-specific element types
+            for obj in gc.get_objects():
+                if hasattr(obj, '__class__') and hasattr(obj.__class__, '__name__'):
+                    class_name = obj.__class__.__name__
+                    if class_name in ('HtmlElement', 'FormElement', 'InputElement',
+                                    'SelectElement', 'TextareaElement', 'CheckboxGroup',
+                                    'RadioGroup', 'MultipleSelectOptions', 'FieldsDict') and hasattr(obj, 'clear'):
+                        try:
+                            obj.clear()
+                        except (AttributeError, TypeError):
+                            pass
+
+            current_memory = process.memory_info().rss / 1024 / 1024
+            logger.debug(f"After lxml.html cleanup - Memory usage: {current_memory:,.2f} MB")
+    except (ImportError, AttributeError):
+        logger.debug("lxml cleanup not applicable")
+    
+    # 8. Clear JSON parser caches if applicable
+    try:
+        # Check if json module is being used and try to clear its cache
+        json_module = sys.modules.get('json')
+        if json_module and hasattr(json_module, '_default_encoder'):
+            json_module._default_encoder.markers.clear()
+            current_memory = process.memory_info().rss / 1024 / 1024
+            logger.debug(f"After JSON parser cleanup - Memory usage: {current_memory:,.2f} MB")
+    except (AttributeError, KeyError):
+        logger.debug("JSON cleanup not applicable")
+    
+    # 9. Force Python's memory allocator to release unused memory
+    try:
+        if hasattr(sys, 'pypy_version_info'):
+            # PyPy has different memory management
+            gc.collect()
+        else:
+            # CPython - try to release unused memory
+            ctypes.pythonapi.PyGC_Collect()
+            current_memory = process.memory_info().rss / 1024 / 1024
+            logger.debug(f"After PyGC_Collect - Memory usage: {current_memory:,.2f} MB")
+    except (AttributeError, TypeError):
+        logger.debug("PyGC_Collect not supported")
+    
+    # 10. Clear Flask-specific caches if applicable
+    if app:
+        try:
+            # Clear Flask caches if they exist
+            for key in list(app.config.get('_cache', {}).keys()):
+                app.config['_cache'].pop(key, None)
+            
+            # Clear Jinja2 template cache if available
+            if hasattr(app, 'jinja_env') and hasattr(app.jinja_env, 'cache'):
+                app.jinja_env.cache.clear()
+            
+            current_memory = process.memory_info().rss / 1024 / 1024
+            logger.debug(f"After Flask cache clear - Memory usage: {current_memory:,.2f} MB")
+        except (AttributeError, KeyError):
+            logger.debug("No Flask cache to clear")
+    
+    # Final garbage collection pass
+    gc.collect()
+    libc.malloc_trim(0)
+    
+    # Log final memory usage
+    final_memory = process.memory_info().rss / 1024 / 1024
+    logger.info(f"Memory cleanup completed - Final memory usage: {final_memory:,.2f} MB")
+    return "cleaned"

changedetectionio/processors/__init__.py

@@ -159,7 +159,7 @@ class difference_detection_processor():
                          )
 
         #@todo .quit here could go on close object, so we can run JS if change-detected
-        self.fetcher.quit()
+        self.fetcher.quit(watch=self.watch)
 
         # After init, call run_changedetection() which will do the actual change-detection
 

changedetectionio/processors/text_json_diff/processor.py

@@ -252,6 +252,7 @@ class perform_site_check(difference_detection_processor):
 
         # 615 Extract text by regex
         extract_text = watch.get('extract_text', [])
+        extract_text += self.datastore.get_tag_overrides_for_watch(uuid=watch.get('uuid'), attr='extract_text')
         if len(extract_text) > 0:
             regex_matched_output = []
             for s_re in extract_text:
@@ -296,6 +297,8 @@ class perform_site_check(difference_detection_processor):
 ### CALCULATE MD5
         # If there's text to ignore
         text_to_ignore = watch.get('ignore_text', []) + self.datastore.data['settings']['application'].get('global_ignore_text', [])
+        text_to_ignore += self.datastore.get_tag_overrides_for_watch(uuid=watch.get('uuid'), attr='ignore_text')
+
         text_for_checksuming = stripped_text_from_html
         if text_to_ignore:
             text_for_checksuming = html_tools.strip_ignore_text(stripped_text_from_html, text_to_ignore)
@@ -308,8 +311,8 @@ class perform_site_check(difference_detection_processor):
 
         ############ Blocking rules, after checksum #################
         blocked = False
-
         trigger_text = watch.get('trigger_text', [])
+        trigger_text += self.datastore.get_tag_overrides_for_watch(uuid=watch.get('uuid'), attr='trigger_text')
         if len(trigger_text):
             # Assume blocked
             blocked = True
@@ -324,6 +327,7 @@ class perform_site_check(difference_detection_processor):
                 blocked = False
 
         text_should_not_be_present = watch.get('text_should_not_be_present', [])
+        text_should_not_be_present += self.datastore.get_tag_overrides_for_watch(uuid=watch.get('uuid'), attr='text_should_not_be_present')
         if len(text_should_not_be_present):
             # If anything matched, then we should block a change from happening
             result = html_tools.strip_ignore_text(content=str(stripped_text_from_html),

changedetectionio/run_basic_tests.sh

@@ -14,7 +14,8 @@ SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
 find tests/test_*py -type f|while read test_name
 do
   echo "TEST RUNNING $test_name"
-  pytest $test_name
+  # REMOVE_REQUESTS_OLD_SCREENSHOTS disabled so that we can write a screenshot and send it in test_notifications.py without a real browser
+  REMOVE_REQUESTS_OLD_SCREENSHOTS=false pytest $test_name
 done
 
 echo "RUNNING WITH BASE_URL SET"
@@ -22,7 +23,7 @@ echo "RUNNING WITH BASE_URL SET"
 # Now re-run some tests with BASE_URL enabled
 # Re #65 - Ability to include a link back to the installation, in the notification.
 export BASE_URL="https://really-unique-domain.io"
-pytest tests/test_notification.py
+REMOVE_REQUESTS_OLD_SCREENSHOTS=false pytest tests/test_notification.py
 
 
 # Re-run with HIDE_REFERER set - could affect login
@@ -32,7 +33,7 @@ pytest tests/test_access_control.py
 # Re-run a few tests that will trigger brotli based storage
 export SNAPSHOT_BROTLI_COMPRESSION_THRESHOLD=5
 pytest tests/test_access_control.py
-pytest tests/test_notification.py
+REMOVE_REQUESTS_OLD_SCREENSHOTS=false pytest tests/test_notification.py
 pytest tests/test_backend.py
 pytest tests/test_rss.py
 pytest tests/test_unique_lines.py

changedetectionio/static/js/conditions.js

@@ -8,7 +8,7 @@ $(document).ready(function () {
         $(".addRuleRow").on("click", function(e) {
             e.preventDefault();
             
-            let currentRow = $(this).closest("tr");
+            let currentRow = $(this).closest(".fieldlist-row");
             
             // Clone without events
             let newRow = currentRow.clone(false);
@@ -29,8 +29,8 @@ $(document).ready(function () {
             e.preventDefault();
             
             // Only remove if there's more than one row
-            if ($("#rulesTable tbody tr").length > 1) {
-                $(this).closest("tr").remove();
+            if ($("#rulesTable .fieldlist-row").length > 1) {
+                $(this).closest(".fieldlist-row").remove();
                 reindexRules();
             }
         });
@@ -39,7 +39,7 @@ $(document).ready(function () {
         $(".verifyRuleRow").on("click", function(e) {
             e.preventDefault();
             
-            let row = $(this).closest("tr");
+            let row = $(this).closest(".fieldlist-row");
             let field = row.find("select[name$='field']").val();
             let operator = row.find("select[name$='operator']").val();
             let value = row.find("input[name$='value']").val();
@@ -128,7 +128,7 @@ $(document).ready(function () {
         $(".addRuleRow, .removeRuleRow, .verifyRuleRow").off("click");
         
         // Reindex all form elements
-        $("#rulesTable tbody tr").each(function(index) {
+        $("#rulesTable .fieldlist-row").each(function(index) {
             $(this).find("select, input").each(function() {
                 let oldName = $(this).attr("name");
                 let oldId = $(this).attr("id");

changedetectionio/static/styles/scss/parts/_conditions_table.scss

@@ -0,0 +1,135 @@
+/* Styles for the flexbox-based table replacement for conditions */
+.fieldlist_formfields {
+  width: 100%;
+  background-color: var(--color-background, #fff);
+  border-radius: 4px;
+  border: 1px solid var(--color-border-table-cell, #cbcbcb);
+  
+  /* Header row */
+  .fieldlist-header {
+    display: flex;
+    background-color: var(--color-background-table-thead, #e0e0e0);
+    font-weight: bold;
+    border-bottom: 1px solid var(--color-border-table-cell, #cbcbcb);
+  }
+  
+  .fieldlist-header-cell {
+    flex: 1;
+    padding: 0.5em 1em;
+    text-align: left;
+    
+    &:last-child {
+      flex: 0 0 120px; /* Fixed width for actions column */
+    }
+  }
+  
+  /* Body rows */
+  .fieldlist-body {
+    display: flex;
+    flex-direction: column;
+  }
+  
+  .fieldlist-row {
+    display: flex;
+    border-bottom: 1px solid var(--color-border-table-cell, #cbcbcb);
+    
+    &:last-child {
+      border-bottom: none;
+    }
+    
+    &:nth-child(2n-1) {
+      background-color: var(--color-table-stripe, #f2f2f2);
+    }
+    
+    &.error-row {
+      background-color: var(--color-error-input, #ffdddd);
+    }
+  }
+  
+  .fieldlist-cell {
+    flex: 1;
+    padding: 0.5em 1em;
+    display: flex;
+    flex-direction: column;
+    justify-content: center;
+    
+    /* Make inputs take up full width of their cell */
+    input, select {
+      width: 100%;
+    }
+    
+    &.fieldlist-actions {
+      flex: 0 0 120px; /* Fixed width for actions column */
+      display: flex;
+      flex-direction: row;
+      align-items: center;
+      gap: 4px;
+    }
+  }
+  
+  /* Error styling */
+  ul.errors {
+    margin-top: 0.5em;
+    margin-bottom: 0;
+    padding: 0.5em;
+    background-color: var(--color-error-background-snapshot-age, #ffdddd);
+    border-radius: 4px;
+    list-style-position: inside;
+  }
+  
+  /* Responsive styles */
+  @media only screen and (max-width: 760px) {
+    .fieldlist-header, .fieldlist-row {
+      flex-direction: column;
+    }
+    
+    .fieldlist-header-cell {
+      display: none;
+    }
+    
+    .fieldlist-row {
+      padding: 0.5em 0;
+      border-bottom: 2px solid var(--color-border-table-cell, #cbcbcb);
+    }
+    
+    .fieldlist-cell {
+      padding: 0.25em 0.5em;
+      
+      &.fieldlist-actions {
+        flex: 1;
+        justify-content: flex-start;
+        padding-top: 0.5em;
+      }
+    }
+    
+    /* Add some spacing between fields on mobile */
+    .fieldlist-cell:not(:last-child) {
+      margin-bottom: 0.5em;
+    }
+    
+    /* Label each cell on mobile view */
+    .fieldlist-cell::before {
+      content: attr(data-label);
+      font-weight: bold;
+      margin-bottom: 0.25em;
+    }
+  }
+}
+
+/* Button styling */
+.fieldlist_formfields {
+  .addRuleRow, .removeRuleRow, .verifyRuleRow {
+    cursor: pointer;
+    border: none;
+    padding: 4px 8px;
+    border-radius: 3px;
+    font-weight: bold;
+    background-color: #aaa;
+    color: var(--color-foreground-text, #fff);
+
+    &:hover {
+      background-color: #999;
+    }
+  }
+
+}

changedetectionio/static/styles/scss/styles.scss

@@ -14,6 +14,7 @@
 @import "parts/_love";
 @import "parts/preview_text_filter";
 @import "parts/_edit";
+@import "parts/_conditions_table";
 
 body {
   color: var(--color-text);

changedetectionio/static/styles/styles.css

@@ -530,6 +530,99 @@ ul#conditions_match_logic {
   ul#conditions_match_logic li {
     padding-right: 1em; }
 
+/* Styles for the flexbox-based table replacement for conditions */
+.fieldlist_formfields {
+  width: 100%;
+  background-color: var(--color-background, #fff);
+  border-radius: 4px;
+  border: 1px solid var(--color-border-table-cell, #cbcbcb);
+  /* Header row */
+  /* Body rows */
+  /* Error styling */
+  /* Responsive styles */ }
+  .fieldlist_formfields .fieldlist-header {
+    display: flex;
+    background-color: var(--color-background-table-thead, #e0e0e0);
+    font-weight: bold;
+    border-bottom: 1px solid var(--color-border-table-cell, #cbcbcb); }
+  .fieldlist_formfields .fieldlist-header-cell {
+    flex: 1;
+    padding: 0.5em 1em;
+    text-align: left; }
+    .fieldlist_formfields .fieldlist-header-cell:last-child {
+      flex: 0 0 120px;
+      /* Fixed width for actions column */ }
+  .fieldlist_formfields .fieldlist-body {
+    display: flex;
+    flex-direction: column; }
+  .fieldlist_formfields .fieldlist-row {
+    display: flex;
+    border-bottom: 1px solid var(--color-border-table-cell, #cbcbcb); }
+    .fieldlist_formfields .fieldlist-row:last-child {
+      border-bottom: none; }
+    .fieldlist_formfields .fieldlist-row:nth-child(2n-1) {
+      background-color: var(--color-table-stripe, #f2f2f2); }
+    .fieldlist_formfields .fieldlist-row.error-row {
+      background-color: var(--color-error-input, #ffdddd); }
+  .fieldlist_formfields .fieldlist-cell {
+    flex: 1;
+    padding: 0.5em 1em;
+    display: flex;
+    flex-direction: column;
+    justify-content: center;
+    /* Make inputs take up full width of their cell */ }
+    .fieldlist_formfields .fieldlist-cell input, .fieldlist_formfields .fieldlist-cell select {
+      width: 100%; }
+    .fieldlist_formfields .fieldlist-cell.fieldlist-actions {
+      flex: 0 0 120px;
+      /* Fixed width for actions column */
+      display: flex;
+      flex-direction: row;
+      align-items: center;
+      gap: 4px; }
+  .fieldlist_formfields ul.errors {
+    margin-top: 0.5em;
+    margin-bottom: 0;
+    padding: 0.5em;
+    background-color: var(--color-error-background-snapshot-age, #ffdddd);
+    border-radius: 4px;
+    list-style-position: inside; }
+  @media only screen and (max-width: 760px) {
+    .fieldlist_formfields {
+      /* Add some spacing between fields on mobile */
+      /* Label each cell on mobile view */ }
+      .fieldlist_formfields .fieldlist-header, .fieldlist_formfields .fieldlist-row {
+        flex-direction: column; }
+      .fieldlist_formfields .fieldlist-header-cell {
+        display: none; }
+      .fieldlist_formfields .fieldlist-row {
+        padding: 0.5em 0;
+        border-bottom: 2px solid var(--color-border-table-cell, #cbcbcb); }
+      .fieldlist_formfields .fieldlist-cell {
+        padding: 0.25em 0.5em; }
+        .fieldlist_formfields .fieldlist-cell.fieldlist-actions {
+          flex: 1;
+          justify-content: flex-start;
+          padding-top: 0.5em; }
+      .fieldlist_formfields .fieldlist-cell:not(:last-child) {
+        margin-bottom: 0.5em; }
+      .fieldlist_formfields .fieldlist-cell::before {
+        content: attr(data-label);
+        font-weight: bold;
+        margin-bottom: 0.25em; } }
+
+/* Button styling */
+.fieldlist_formfields .addRuleRow, .fieldlist_formfields .removeRuleRow, .fieldlist_formfields .verifyRuleRow {
+  cursor: pointer;
+  border: none;
+  padding: 4px 8px;
+  border-radius: 3px;
+  font-weight: bold;
+  background-color: #aaa;
+  color: var(--color-foreground-text, #fff); }
+  .fieldlist_formfields .addRuleRow:hover, .fieldlist_formfields .removeRuleRow:hover, .fieldlist_formfields .verifyRuleRow:hover {
+    background-color: #999; }
+
 body {
   color: var(--color-text);
   background: var(--color-background-page);

changedetectionio/templates/_helpers.html

@@ -61,21 +61,20 @@
   {{ field(**kwargs)|safe }}
 {% endmacro %}
 
-{% macro render_fieldlist_of_formfields_as_table(fieldlist, table_id="rulesTable") %}
-  <table class="fieldlist_formfields pure-table" id="{{ table_id }}">
-    <thead>
-      <tr>
-        {% for subfield in fieldlist[0] %}
-          <th>{{ subfield.label }}</th>
-        {% endfor %}
-        <th>Actions</th>
-      </tr>
-    </thead>
-    <tbody>
+{% macro render_conditions_fieldlist_of_formfields_as_table(fieldlist, table_id="rulesTable") %}
+  <div class="fieldlist_formfields" id="{{ table_id }}">
+    <div class="fieldlist-header">
+      {% for subfield in fieldlist[0] %}
+        <div class="fieldlist-header-cell">{{ subfield.label }}</div>
+      {% endfor %}
+      <div class="fieldlist-header-cell">Actions</div>
+    </div>
+    <div class="fieldlist-body">
       {% for form_row in fieldlist %}
-        <tr {% if form_row.errors %} class="error-row" {% endif %}>
+        <div class="fieldlist-row {% if form_row.errors %}error-row{% endif %}">
           {% for subfield in form_row %}
-            <td>
+            <div class="fieldlist-cell">
+
               {{ subfield()|safe }}
               {% if subfield.errors %}
                 <ul class="errors">
@@ -84,17 +83,17 @@
                   {% endfor %}
                 </ul>
               {% endif %}
-            </td>
+            </div>
           {% endfor %}
-          <td>
-            <button type="button" class="addRuleRow">+</button>
-            <button type="button" class="removeRuleRow">-</button>
+          <div class="fieldlist-cell fieldlist-actions">
+            <button type="button" class="addRuleRow" title="Add a row/rule after">+</button>
+            <button type="button" class="removeRuleRow" title="Remove this row/rule">-</button>
             <button type="button" class="verifyRuleRow" title="Verify this rule against current snapshot">✓</button>
-          </td>
-        </tr>
+          </div>
+        </div>
       {% endfor %}
-    </tbody>
-  </table>
+    </div>
+  </div>
 {% endmacro %}
 
 

changedetectionio/templates/base.html

@@ -159,7 +159,7 @@
                     <a id="chrome-extension-link"
                        title="Chrome Extension - Web Page Change Detection with changedetection.io!"
                        href="https://chromewebstore.google.com/detail/changedetectionio-website/kefcfmgmlhmankjmnbijimhofdjekbop">
-                        <img alt="Chrome store icon" src="{{url_for('static_content', group='images', filename='Google-Chrome-icon.png')}}">
+                        <img alt="Chrome store icon" src="{{url_for('static_content', group='images', filename='google-chrome-icon.png')}}">
                         Chrome Webstore
                     </a>
                 </p>

changedetectionio/templates/edit.html

@@ -1,6 +1,6 @@
 {% extends 'base.html' %}
 {% block content %}
-{% from '_helpers.html' import render_field, render_checkbox_field, render_button, render_time_schedule_form, playwright_warning, only_webdriver_type_watches_warning, render_fieldlist_of_formfields_as_table %}
+{% from '_helpers.html' import render_field, render_checkbox_field, render_button, render_time_schedule_form, playwright_warning, only_webdriver_type_watches_warning, render_conditions_fieldlist_of_formfields_as_table %}
 {% 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>
@@ -289,25 +289,13 @@ Math: {{ 1 + 1 }}") }}
                     <script>
                         const verify_condition_rule_url="{{url_for('conditions.verify_condition_single_rule', watch_uuid=uuid)}}";
                     </script>
-                <style>
-                    .verifyRuleRow {
-                        background-color: #4caf50;
-                        color: white;
-                        border: none;
-                        cursor: pointer;
-                        font-weight: bold;
-                    }
-                    .verifyRuleRow:hover {
-                        background-color: #45a049;
-                    }
-                </style>
                 <div class="pure-control-group">
                     {{ render_field(form.conditions_match_logic) }}
-                    {{ render_fieldlist_of_formfields_as_table(form.conditions) }}
+                    {{ render_conditions_fieldlist_of_formfields_as_table(form.conditions) }}
                     <div class="pure-form-message-inline">
 
                         <p id="verify-state-text">Use the verify (✓) button to test if a condition passes against the current snapshot.</p>
-                        Did you know that <strong>conditions</strong> can be extended with your own custom plugin? tutorials coming soon!<br>
+                       Read a quick tutorial about <a href="https://changedetection.io/tutorial/conditional-actions-web-page-changes">using conditional web page changes here</a>.<br>
                     </div>
                 </div>
             </div>
@@ -326,61 +314,8 @@ Math: {{ 1 + 1 }}") }}
                                 </li>
                             </ul>
                     </div>
-                    <div class="pure-control-group">
-                        {% set field = render_field(form.include_filters,
-                            rows=5,
-                            placeholder=has_tag_filters_extra+"#example
-xpath://body/div/span[contains(@class, 'example-class')]",
-                            class="m-d")
-                        %}
-                        {{ field }}
-                        {% if '/text()' in  field %}
-                          <span class="pure-form-message-inline"><strong>Note!: //text() function does not work where the &lt;element&gt; contains &lt;![CDATA[]]&gt;</strong></span><br>
-                        {% endif %}
-                        <span class="pure-form-message-inline">One CSS, xPath, JSON Path/JQ selector per line, <i>any</i> rules that matches will be used.<br>
-                        <span data-target="#advanced-help-selectors" class="toggle-show pure-button button-tag button-xsmall">Show advanced help and tips</span><br>
-                    <ul id="advanced-help-selectors" style="display: none;">
-                        <li>CSS - Limit text to this CSS rule, only text matching this CSS rule is included.</li>
-                        <li>JSON - Limit text to this JSON rule, using either <a href="https://pypi.org/project/jsonpath-ng/" target="new">JSONPath</a> or <a href="https://stedolan.github.io/jq/" target="new">jq</a> (if installed).
-                            <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>. Prefix <code>jqraw:</code> outputs the results as text instead of a JSON list.</li>
-                                {% else %}
-                                <li>jq support not installed</li>
-                                {% endif %}
-                            </ul>
-                        </li>
-                        <li>XPath - Limit text to this XPath rule, simply start with a forward-slash. To specify XPath to be used explicitly or the XPath rule starts with an XPath function: Prefix with <code>xpath:</code>
-                            <ul>
-                                <li>Example:  <code>//*[contains(@class, 'sametext')]</code> or <code>xpath:count(//*[contains(@class, 'sametext')])</code>, <a
-                                href="http://xpather.com/" target="new">test your XPath here</a></li>
-                                <li>Example: Get all titles from an RSS feed <code>//title/text()</code></li>
-                                <li>To use XPath1.0: Prefix with <code>xpath1:</code></li>
-                            </ul>
-                            </li>
-                    <li>
-                        Please be sure that you thoroughly understand how to write CSS, JSONPath, XPath{% if jq_support %}, or jq selector{%endif%} rules before filing an issue on GitHub! <a
-                                href="https://github.com/dgtlmoon/changedetection.io/wiki/CSS-Selector-help">here for more CSS selector help</a>.<br>
-                    </li>
-                    </ul>
 
-                </span>
-                    </div>
-                <fieldset class="pure-control-group">
-                    {{ render_field(form.subtractive_selectors, rows=5, placeholder=has_tag_filters_extra+"header
-footer
-nav
-.stockticker
-//*[contains(text(), 'Advertisement')]") }}
-                    <span class="pure-form-message-inline">
-                        <ul>
-                          <li> Remove HTML element(s) by CSS and XPath selectors before text conversion. </li>
-                          <li> Don't paste HTML here, use only CSS and XPath selectors </li>
-                          <li> Add multiple elements, CSS or XPath selectors per line to ignore multiple parts of the HTML. </li>
-                        </ul>
-                      </span>
-                </fieldset>
+{% include "edit/include_subtract.html" %}
                 <div class="text-filtering border-fieldset">
                 <fieldset class="pure-group" id="text-filtering-type-options">
                     <h3>Text filtering</h3>
@@ -408,76 +343,9 @@ nav
                     {{ render_checkbox_field(form.trim_text_whitespace) }}
                     <span class="pure-form-message-inline">Remove any whitespace before and after each line of text</span>
                 </fieldset>
-                <fieldset>
-                    <div class="pure-control-group">
-                        {{ render_field(form.trigger_text, rows=5, placeholder="Some text to wait for in a line
-/some.regex\d{2}/ for case-INsensitive regex
-") }}
-                        <span class="pure-form-message-inline">
-                    <ul>
-                        <li>Text to wait for before triggering a change/notification, all text and regex are tested <i>case-insensitive</i>.</li>
-                        <li>Trigger text is processed from the result-text that comes out of any CSS/JSON Filters for this watch</li>
-                        <li>Each line is processed separately (think of each line as "OR")</li>
-                        <li>Note: Wrap in forward slash / to use regex  example: <code>/foo\d/</code></li>
-                    </ul>
-                        </span>
-                    </div>
-                </fieldset>
-                <fieldset class="pure-group">
-                    {{ render_field(form.ignore_text, rows=5, placeholder="Some text to ignore in a line
-/some.regex\d{2}/ for case-INsensitive regex
-") }}
-                    <span class="pure-form-message-inline">
-                        <ul>
-                            <li>Matching text will be <strong>ignored</strong> in the text snapshot (you can still see it but it wont trigger a change)</li>
-                            <li>Each line processed separately, any line matching will be ignored (removed before creating the checksum)</li>
-                            <li>Regular Expression support, wrap the entire line in forward slash <code>/regex/</code></li>
-                            <li>Changing this will affect the comparison checksum which may trigger an alert</li>
-                        </ul>
-                </span>
-
-                </fieldset>
-
-                <fieldset>
-                    <div class="pure-control-group">
-                        {{ render_field(form.text_should_not_be_present, rows=5, placeholder="For example: Out of stock
-Sold out
-Not in stock
-Unavailable") }}
-                        <span class="pure-form-message-inline">
-                            <ul>
-                                <li>Block change-detection while this text is on the page, all text and regex are tested <i>case-insensitive</i>, good for waiting for when a product is available again</li>
-                                <li>Block text is processed from the result-text that comes out of any CSS/JSON Filters for this watch</li>
-                                <li>All lines here must not exist (think of each line as "OR")</li>
-                                <li>Note: Wrap in forward slash / to use regex  example: <code>/foo\d/</code></li>
-                            </ul>
-                        </span>
-                    </div>
-                </fieldset>
-                <fieldset>
-                    <div class="pure-control-group">
-                        {{ render_field(form.extract_text, rows=5, placeholder="/.+?\d+ comments.+?/
- or
-keyword") }}
-                        <span class="pure-form-message-inline">
-                    <ul>
-                        <li>Extracts text in the final output (line by line) after other filters using regular expressions or string match;
-                            <ul>
-                                <li>Regular expression &dash; example <code>/reports.+?2022/i</code></li>
-                                <li>Don't forget to consider the white-space at the start of a line <code>/.+?reports.+?2022/i</code></li>
-                                <li>Use <code>//(?aiLmsux))</code> type flags (more <a href="https://docs.python.org/3/library/re.html#index-15">information here</a>)<br></li>
-                                <li>Keyword example &dash; example <code>Out of stock</code></li>
-                                <li>Use groups to extract just that text &dash; example <code>/reports.+?(\d+)/i</code> returns a list of years only</li>
-                                <li>Example - match lines containing a keyword <code>/.*icecream.*/</code></li>
-                            </ul>
-                        </li>
-                        <li>One line per regular-expression/string match</li>
-                    </ul>
-                        </span>
-                    </div>
-                </fieldset>
+                {% include "edit/text-options.html" %}
                 </div>
-            </div>
+              </div>
               <div id="text-preview" style="display: none;" >
                     <script>
                         const preview_text_edit_filters_url="{{url_for('ui.ui_edit.watch_get_preview_rendered', uuid=uuid)}}";

changedetectionio/templates/edit/include_subtract.html

@@ -0,0 +1,55 @@
+                    <div class="pure-control-group">
+                        {% set field = render_field(form.include_filters,
+                            rows=5,
+                            placeholder=has_tag_filters_extra+"#example
+xpath://body/div/span[contains(@class, 'example-class')]",
+                            class="m-d")
+                        %}
+                        {{ field }}
+                        {% if '/text()' in  field %}
+                          <span class="pure-form-message-inline"><strong>Note!: //text() function does not work where the &lt;element&gt; contains &lt;![CDATA[]]&gt;</strong></span><br>
+                        {% endif %}
+                        <span class="pure-form-message-inline">One CSS, xPath 1 &amp; 2, JSON Path/JQ selector per line, <i>any</i> rules that matches will be used.<br>
+                        <span data-target="#advanced-help-selectors" class="toggle-show pure-button button-tag button-xsmall">Show advanced help and tips</span><br>
+                    <ul id="advanced-help-selectors" style="display: none;">
+                        <li>CSS - Limit text to this CSS rule, only text matching this CSS rule is included.</li>
+                        <li>JSON - Limit text to this JSON rule, using either <a href="https://pypi.org/project/jsonpath-ng/" target="new">JSONPath</a> or <a href="https://stedolan.github.io/jq/" target="new">jq</a> (if installed).
+                            <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>. Prefix <code>jqraw:</code> outputs the results as text instead of a JSON list.</li>
+                                {% else %}
+                                <li>jq support not installed</li>
+                                {% endif %}
+                            </ul>
+                        </li>
+                        <li>XPath - Limit text to this XPath rule, simply start with a forward-slash. To specify XPath to be used explicitly or the XPath rule starts with an XPath function: Prefix with <code>xpath:</code>
+                            <ul>
+                                <li>Example:  <code>//*[contains(@class, 'sametext')]</code> or <code>xpath:count(//*[contains(@class, 'sametext')])</code>, <a
+                                href="http://xpather.com/" target="new">test your XPath here</a></li>
+                                <li>Example: Get all titles from an RSS feed <code>//title/text()</code></li>
+                                <li>To use XPath1.0: Prefix with <code>xpath1:</code></li>
+                            </ul>
+                            </li>
+                    <li>
+                        Please be sure that you thoroughly understand how to write CSS, JSONPath, XPath{% if jq_support %}, or jq selector{%endif%} rules before filing an issue on GitHub! <a
+                                href="https://github.com/dgtlmoon/changedetection.io/wiki/CSS-Selector-help">here for more CSS selector help</a>.<br>
+                    </li>
+                    </ul>
+
+                </span>
+                    </div>
+                <fieldset class="pure-control-group">
+                    {{ render_field(form.subtractive_selectors, rows=5, placeholder=has_tag_filters_extra+"header
+footer
+nav
+.stockticker
+//*[contains(text(), 'Advertisement')]") }}
+                    <span class="pure-form-message-inline">
+                        <ul>
+                          <li> Remove HTML element(s) by CSS and XPath selectors before text conversion. </li>
+                          <li> Don't paste HTML here, use only CSS and XPath selectors </li>
+                          <li> Add multiple elements, CSS or XPath selectors per line to ignore multiple parts of the HTML. </li>
+                        </ul>
+                      </span>
+                </fieldset>

changedetectionio/templates/edit/text-options.html

@@ -0,0 +1,69 @@
+
+                <fieldset>
+                    <div class="pure-control-group">
+                        {{ render_field(form.trigger_text, rows=5, placeholder="Some text to wait for in a line
+/some.regex\d{2}/ for case-INsensitive regex
+") }}
+                        <span class="pure-form-message-inline">
+                    <ul>
+                        <li>Text to wait for before triggering a change/notification, all text and regex are tested <i>case-insensitive</i>.</li>
+                        <li>Trigger text is processed from the result-text that comes out of any CSS/JSON Filters for this watch</li>
+                        <li>Each line is processed separately (think of each line as "OR")</li>
+                        <li>Note: Wrap in forward slash / to use regex  example: <code>/foo\d/</code></li>
+                    </ul>
+                        </span>
+                    </div>
+                </fieldset>
+                <fieldset class="pure-group">
+                    {{ render_field(form.ignore_text, rows=5, placeholder="Some text to ignore in a line
+/some.regex\d{2}/ for case-INsensitive regex
+") }}
+                    <span class="pure-form-message-inline">
+                        <ul>
+                            <li>Matching text will be <strong>ignored</strong> in the text snapshot (you can still see it but it wont trigger a change)</li>
+                            <li>Each line processed separately, any line matching will be ignored (removed before creating the checksum)</li>
+                            <li>Regular Expression support, wrap the entire line in forward slash <code>/regex/</code></li>
+                            <li>Changing this will affect the comparison checksum which may trigger an alert</li>
+                        </ul>
+                </span>
+
+                </fieldset>
+
+                <fieldset>
+                    <div class="pure-control-group">
+                        {{ render_field(form.text_should_not_be_present, rows=5, placeholder="For example: Out of stock
+Sold out
+Not in stock
+Unavailable") }}
+                        <span class="pure-form-message-inline">
+                            <ul>
+                                <li>Block change-detection while this text is on the page, all text and regex are tested <i>case-insensitive</i>, good for waiting for when a product is available again</li>
+                                <li>Block text is processed from the result-text that comes out of any CSS/JSON Filters for this watch</li>
+                                <li>All lines here must not exist (think of each line as "OR")</li>
+                                <li>Note: Wrap in forward slash / to use regex  example: <code>/foo\d/</code></li>
+                            </ul>
+                        </span>
+                    </div>
+                </fieldset>
+                <fieldset>
+                    <div class="pure-control-group">
+                        {{ render_field(form.extract_text, rows=5, placeholder="/.+?\d+ comments.+?/
+ or
+keyword") }}
+                        <span class="pure-form-message-inline">
+                    <ul>
+                        <li>Extracts text in the final output (line by line) after other filters using regular expressions or string match;
+                            <ul>
+                                <li>Regular expression &dash; example <code>/reports.+?2022/i</code></li>
+                                <li>Don't forget to consider the white-space at the start of a line <code>/.+?reports.+?2022/i</code></li>
+                                <li>Use <code>//(?aiLmsux))</code> type flags (more <a href="https://docs.python.org/3/library/re.html#index-15">information here</a>)<br></li>
+                                <li>Keyword example &dash; example <code>Out of stock</code></li>
+                                <li>Use groups to extract just that text &dash; example <code>/reports.+?(\d+)/i</code> returns a list of years only</li>
+                                <li>Example - match lines containing a keyword <code>/.*icecream.*/</code></li>
+                            </ul>
+                        </li>
+                        <li>One line per regular-expression/string match</li>
+                    </ul>
+                        </span>
+                    </div>
+                </fieldset>

changedetectionio/tests/smtp/test_notification_smtp.py

@@ -25,7 +25,6 @@ def test_setup(live_server):
 
 def get_last_message_from_smtp_server():
     import socket
-    global smtp_test_server
     port = 11080  # socket server port number
 
     client_socket = socket.socket()  # instantiate
@@ -44,7 +43,6 @@ def test_check_notification_email_formats_default_HTML(client, live_server, meas
     # live_server_setup(live_server)
     set_original_response()
 
-    global smtp_test_server
     notification_url = f'mailto://changedetection@{smtp_test_server}:11025/?to=fff@home.com'
 
     #####################
@@ -99,7 +97,6 @@ def test_check_notification_email_formats_default_Text_override_HTML(client, liv
     # https://github.com/caronc/apprise/issues/633
 
     set_original_response()
-    global smtp_test_server
     notification_url = f'mailto://changedetection@{smtp_test_server}:11025/?to=fff@home.com'
     notification_body = f"""<!DOCTYPE html>
 <html lang="en">

changedetectionio/tests/test_access_control.py

@@ -60,6 +60,11 @@ def test_check_access_control(app, client, live_server):
         res = c.get(url_for('static_content', group='styles', filename='404-testetest.css'))
         assert res.status_code == 404
 
+        # Access to screenshots should be limited by 'shared_diff_access'
+        path = url_for('static_content', group='screenshot', filename='random-uuid-that-will-404.png', _external=True)
+        res = c.get(path)
+        assert res.status_code == 404
+
         # Check wrong password does not let us in
         res = c.post(
             url_for("login"),
@@ -163,7 +168,7 @@ def test_check_access_control(app, client, live_server):
             url_for("settings.settings_page"),
             data={"application-password": "foobar",
                   # Should be disabled
-#                  "application-shared_diff_access": "True",
+                  "application-shared_diff_access": "",
                   "requests-time_between_check-minutes": 180,
                   'application-fetch_backend': "html_requests"},
             follow_redirects=True
@@ -176,6 +181,10 @@ def test_check_access_control(app, client, live_server):
         # Should be logged out
         assert b"Login" in res.data
 
+        # Access to screenshots should be limited by 'shared_diff_access'
+        res = c.get(url_for('static_content', group='screenshot', filename='random-uuid-that-will-403.png'))
+        assert res.status_code == 403
+
         # The diff page should return something valid when logged out
         res = c.get(url_for("ui.ui_views.diff_history_page", uuid="first"))
         assert b'Random content' not in res.data

changedetectionio/tests/test_conditions.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 import json
-import urllib
+import time
 
 from flask import url_for
 from .util import live_server_setup, wait_for_all_checks
@@ -113,6 +113,7 @@ def test_conditions_with_text_and_number(client, live_server):
     client.get(url_for("ui.form_watch_checknow"), follow_redirects=True)
     wait_for_all_checks(client)
 
+    time.sleep(2)
     # 75 is > 20 and < 100 and contains "5"
     res = client.get(url_for("watchlist.index"))
     assert b'unviewed' in res.data