Merge branch 'master' into conditions-then-plugins

changedetectionio/flask_app.py

@@ -712,12 +712,52 @@ def changedetection_app(config=None, datastore_o=None):
         # Does it use some custom form? does one exist?
         processor_name = datastore.data['watching'][uuid].get('processor', '')
         processor_classes = next((tpl for tpl in find_processors() if tpl[1] == processor_name), None)
+        
+        # If it's not found in traditional processors, check if it's a pluggy plugin
         if not processor_classes:
-            flash(f"Cannot load the edit form for processor/plugin '{processor_classes[1]}', plugin missing?", 'error')
+            try:
+                from changedetectionio.processors.processor_registry import get_processor_form, _get_plugin_name_map
+                
+                # Get all available plugins for debugging
+                available_plugins = list(_get_plugin_name_map().keys())
+                logger.debug(f"Available processor plugins: {available_plugins}")
+                
+                # Try to get the processor form
+                plugin_form_class = get_processor_form(processor_name)
+                
+                if plugin_form_class:
+                    # Use default text_json_diff_form as parent module for plugins
+                    from changedetectionio.processors.text_json_diff import processor as text_json_diff_processor
+                    form_class = forms.processor_text_json_diff_form
+                    parent_module = get_parent_module(text_json_diff_processor)
+                    
+                    # Skip the normal form loading code path
+                    use_plugin_form = True
+                    logger.debug(f"Successfully loaded form for plugin '{processor_name}'")
+                else:
+                    # Check if the plugin is registered but doesn't have a form
+                    if processor_name in available_plugins:
+                        logger.error(f"Plugin '{processor_name}' is registered but has no form class")
+                        flash(f"Plugin '{processor_name}' is registered but has no form class", 'error')
+                    else:
+                        logger.error(f"Cannot find plugin '{processor_name}'. Available plugins: {available_plugins}")
+                        flash(f"Cannot load the edit form for processor/plugin '{processor_name}', plugin missing?", 'error')
                     return redirect(url_for('index'))
-
+            except ImportError as e:
+                logger.error(f"Import error when loading plugin form: {str(e)}")
+                flash(f"Cannot load the edit form for processor/plugin '{processor_name}', plugin system not available?", 'error')
+                return redirect(url_for('index'))
+            except Exception as e:
+                logger.error(f"Unexpected error loading plugin form: {str(e)}")
+                flash(f"Error loading plugin form: {str(e)}", 'error')
+                return redirect(url_for('index'))
+        else:
+            # Traditional processor - continue with normal flow
             parent_module = get_parent_module(processor_classes[0])
+            use_plugin_form = False
         
+        # Only follow this path for traditional processors
+        if not use_plugin_form:
             try:
                 # Get the parent of the "processor.py" go up one, get the form (kinda spaghetti but its reusing existing code)
                 forms_module = importlib.import_module(f"{parent_module.__name__}.forms")

changedetectionio/model/Watch.py

@@ -67,7 +67,6 @@ class model(watch_base):
 
     @property
     def link(self):
-
         url = self.get('url', '')
         if not is_safe_url(url):
             return 'DISABLED'
@@ -93,6 +92,19 @@ class model(watch_base):
         # Also double check it after any Jinja2 formatting just incase
         if not is_safe_url(ready_url):
             return 'DISABLED'
+            
+        # Check if a processor wants to customize the display link
+        processor_name = self.get('processor')
+        if processor_name:
+            try:
+                # Import here to avoid circular imports
+                from changedetectionio.processors.processor_registry import get_display_link
+                custom_link = get_display_link(url=ready_url, processor_name=processor_name)
+                if custom_link:
+                    return custom_link
+            except Exception as e:
+                logger.error(f"Error getting custom display link for processor {processor_name}: {str(e)}")
+                
         return ready_url
 
     def clear_watch(self):

changedetectionio/processors/__init__.py

@@ -3,6 +3,7 @@ from changedetectionio.content_fetchers.base import Fetcher
 from changedetectionio.strtobool import strtobool
 from copy import deepcopy
 from loguru import logger
+
 import hashlib
 import importlib
 import inspect
@@ -10,6 +11,10 @@ import os
 import pkgutil
 import re
 
+# Import the plugin manager
+from .pluggy_interface import plugin_manager
+
+
 class difference_detection_processor():
 
     browser_steps = None
@@ -27,8 +32,94 @@ class difference_detection_processor():
         # Generic fetcher that should be extended (requests, playwright etc)
         self.fetcher = Fetcher()
         
-    def call_browser(self, preferred_proxy_id=None):
+    def _get_proxy_for_watch(self, preferred_proxy_id=None):
+        """Get proxy configuration based on watch settings and preferred proxy ID
         
+        Args:
+            preferred_proxy_id: Optional explicit proxy ID to use
+            
+        Returns:
+            dict: Proxy configuration or None if no proxy should be used
+            str: Proxy URL or None if no proxy should be used
+        """
+        # Default to no proxy config
+        proxy_config = None
+        proxy_url = None
+        
+        # Check if datastore is available and has get_preferred_proxy_for_watch method
+        if hasattr(self, 'datastore') and self.datastore:
+            try:
+                # Get preferred proxy ID if not provided
+                if not preferred_proxy_id and hasattr(self.datastore, 'get_preferred_proxy_for_watch'):
+                    # Get the watch UUID if available
+                    watch_uuid = None
+                    if hasattr(self.watch, 'get'):
+                        watch_uuid = self.watch.get('uuid')
+                    elif hasattr(self.watch, 'uuid'):
+                        watch_uuid = self.watch.uuid
+                    
+                    if watch_uuid:
+                        preferred_proxy_id = self.datastore.get_preferred_proxy_for_watch(uuid=watch_uuid)
+                
+                # Check if we have a proxy list and a valid proxy ID
+                if preferred_proxy_id and hasattr(self.datastore, 'proxy_list') and self.datastore.proxy_list:
+                    proxy_info = self.datastore.proxy_list.get(preferred_proxy_id)
+                    
+                    if proxy_info and 'url' in proxy_info:
+                        proxy_url = proxy_info.get('url')
+                        logger.debug(f"Selected proxy key '{preferred_proxy_id}' as proxy URL '{proxy_url}'")
+                        
+                        # Parse the proxy URL to build a proxy dict for requests
+                        import urllib.parse
+                        parsed_proxy = urllib.parse.urlparse(proxy_url)
+                        proxy_type = parsed_proxy.scheme
+                        
+                        # Extract credentials if present
+                        username = None
+                        password = None
+                        if parsed_proxy.username:
+                            username = parsed_proxy.username
+                            if parsed_proxy.password:
+                                password = parsed_proxy.password
+                        
+                        # Build the proxy URL without credentials for the proxy dict
+                        netloc = parsed_proxy.netloc
+                        if '@' in netloc:
+                            netloc = netloc.split('@')[1]
+                        
+                        proxy_addr = f"{proxy_type}://{netloc}"
+                        
+                        # Create the proxy configuration
+                        proxy_config = {
+                            'http': proxy_addr,
+                            'https': proxy_addr
+                        }
+                        
+                        # Add credentials if present
+                        if username:
+                            proxy_config['username'] = username
+                            if password:
+                                proxy_config['password'] = password
+            except Exception as e:
+                # Log the error but continue without a proxy
+                logger.error(f"Error setting up proxy: {str(e)}")
+                proxy_config = None
+                proxy_url = None
+                
+        return proxy_config, proxy_url
+
+    def call_browser(self, preferred_proxy_id=None):
+        """Fetch content using the appropriate browser/fetcher
+        
+        This method will:
+        1. Determine the appropriate fetcher to use based on watch settings
+        2. Set up proxy configuration if needed
+        3. Initialize the fetcher with the correct parameters
+        4. Configure any browser steps if needed
+        
+        Args:
+            preferred_proxy_id: Optional explicit proxy ID to use
+        """
         from requests.structures import CaseInsensitiveDict
 
         url = self.watch.link
@@ -43,8 +134,8 @@ class difference_detection_processor():
         # Requests, playwright, other browser via wss:// etc, fetch_extra_something
         prefer_fetch_backend = self.watch.get('fetch_backend', 'system')
 
-        # Proxy ID "key"
+        # Get proxy configuration
-        preferred_proxy_id = preferred_proxy_id if preferred_proxy_id else self.datastore.get_preferred_proxy_for_watch(uuid=self.watch.get('uuid'))
+        proxy_config, proxy_url = self._get_proxy_for_watch(preferred_proxy_id)
 
         # Pluggable content self.fetcher
         if not prefer_fetch_backend or prefer_fetch_backend == 'system':
@@ -82,14 +173,10 @@ class difference_detection_processor():
             # What it referenced doesnt exist, Just use a default
             fetcher_obj = getattr(content_fetchers, "html_requests")
 
-        proxy_url = None
-        if preferred_proxy_id:
         # Custom browser endpoints should NOT have a proxy added
-            if not prefer_fetch_backend.startswith('extra_browser_'):
+        if proxy_url and prefer_fetch_backend.startswith('extra_browser_'):
-                proxy_url = self.datastore.proxy_list.get(preferred_proxy_id).get('url')
+            logger.debug(f"Skipping adding proxy data when custom Browser endpoint is specified.")
-                logger.debug(f"Selected proxy key '{preferred_proxy_id}' as proxy URL '{proxy_url}' for {url}")
+            proxy_url = None
-            else:
-                logger.debug(f"Skipping adding proxy data when custom Browser endpoint is specified. ")
 
         # Now call the fetcher (playwright/requests/etc) with arguments that only a fetcher would need.
         # When browser_connection_url is None, it method should default to working out whats the best defaults (os env vars etc)
@@ -185,9 +272,9 @@ def find_sub_packages(package_name):
 
 def find_processors():
     """
-    Find all subclasses of DifferenceDetectionProcessor in the specified package.
+    Find all subclasses of DifferenceDetectionProcessor in the specified package
+    and also include processors from the plugin system.
 
-    :param package_name: The name of the package to scan for processor modules.
     :return: A list of (module, class) tuples.
     """
     package_name = "changedetectionio.processors"  # Name of the current package/module
@@ -195,6 +282,7 @@ def find_processors():
     processors = []
     sub_packages = find_sub_packages(package_name)
 
+    # Find traditional processors
     for sub_package in sub_packages:
         module_name = f"{package_name}.{sub_package}.processor"
         try:
@@ -207,6 +295,15 @@ def find_processors():
         except (ModuleNotFoundError, ImportError) as e:
             logger.warning(f"Failed to import module {module_name}: {e} (find_processors())")
 
+    # Also include processors from the plugin system
+    try:
+        from .processor_registry import get_plugin_processor_modules
+        plugin_modules = get_plugin_processor_modules()
+        if plugin_modules:
+            processors.extend(plugin_modules)
+    except (ImportError, ModuleNotFoundError) as e:
+        logger.warning(f"Failed to import plugin modules: {e} (find_processors())")
+
     return processors
 
 
@@ -223,8 +320,22 @@ def get_parent_module(module):
     return False
 
 
-
 def get_custom_watch_obj_for_processor(processor_name):
+    """
+    Get the custom watch object for a processor
+    :param processor_name: Name of the processor
+    :return: Watch class or None
+    """
+    # First, try to get the watch model from the pluggy system
+    try:
+        from .processor_registry import get_processor_watch_model
+        watch_model = get_processor_watch_model(processor_name)
+        if watch_model:
+            return watch_model
+    except Exception as e:
+        logger.warning(f"Error getting processor watch model from pluggy: {e}")
+
+    # Fall back to the traditional approach
     from changedetectionio.model import Watch
     watch_class = Watch.model
     processor_classes = find_processors()
@@ -241,14 +352,47 @@ def get_custom_watch_obj_for_processor(processor_name):
 def available_processors():
     """
     Get a list of processors by name and description for the UI elements
-    :return: A list :)
+    :return: A list of tuples (processor_name, description)
     """
+    # Get processors from the pluggy system
+    pluggy_processors = []
+    try:
+        from .processor_registry import get_all_processors
+        pluggy_processors = get_all_processors()
+    except Exception as e:
+        logger.error(f"Error getting processors from pluggy: {str(e)}")
     
-    processor_classes = find_processors()
+    # Get processors from the traditional file-based system
+    traditional_processors = []
+    try:
+        # Let's not use find_processors() directly since it now also includes pluggy processors
+        package_name = "changedetectionio.processors"
+        sub_packages = find_sub_packages(package_name)
         
-    available = []
+        for sub_package in sub_packages:
-    for package, processor_class in processor_classes:
+            module_name = f"{package_name}.{sub_package}.processor"
-        available.append((processor_class, package.name))
+            try:
+                module = importlib.import_module(module_name)
+                # Get the name and description from the module if available
+                name = getattr(module, 'name', f"Traditional processor: {sub_package}")
+                description = getattr(module, 'description', sub_package)
+                traditional_processors.append((sub_package, name))
+            except (ModuleNotFoundError, ImportError, AttributeError) as e:
+                logger.warning(f"Failed to import module {module_name}: {e} (available_processors())")
+    except Exception as e:
+        logger.error(f"Error getting traditional processors: {str(e)}")
     
-    return available
+    # Combine the lists, ensuring no duplicates
+    # Pluggy processors take precedence
+    all_processors = []
     
+    # Add all pluggy processors
+    all_processors.extend(pluggy_processors)
+    
+    # Add traditional processors that aren't already registered via pluggy
+    pluggy_processor_names = [name for name, _ in pluggy_processors]
+    for processor_class, name in traditional_processors:
+        if processor_class not in pluggy_processor_names:
+            all_processors.append((processor_class, name))
+    
+    return all_processors

changedetectionio/processors/form.py

@@ -0,0 +1,17 @@
+from wtforms import (
+    BooleanField,
+    validators,
+    RadioField
+)
+from wtforms.fields.choices import SelectField
+from wtforms.fields.form import FormField
+from wtforms.form import Form
+
+class BaseProcessorForm(Form):
+    """Base class for processor forms"""
+    
+    def extra_tab_content(self):
+        return None
+
+    def extra_form_content(self):
+        return None

changedetectionio/processors/forms.py

@@ -0,0 +1,4 @@
+"""
+Forms for processors
+"""
+from changedetectionio.forms import processor_text_json_diff_form

changedetectionio/processors/pluggy_interface.py

@@ -0,0 +1,69 @@
+import pluggy
+
+# Define the plugin namespace for processors
+PLUGIN_NAMESPACE = "changedetectionio_processors"
+
+hookspec = pluggy.HookspecMarker(PLUGIN_NAMESPACE)
+hookimpl = pluggy.HookimplMarker(PLUGIN_NAMESPACE)
+
+
+class ProcessorSpec:
+    """Hook specifications for processor plugins."""
+
+    @hookspec
+    def get_processor_name():
+        """Return the name of the processor."""
+        pass
+
+    @hookspec
+    def get_processor_description():
+        """Return the description of the processor."""
+        pass
+    
+    @hookspec
+    def get_processor_class():
+        """Return the processor class."""
+        pass
+    
+    @hookspec
+    def get_processor_form():
+        """Return the processor form class."""
+        pass
+    
+    @hookspec
+    def get_processor_watch_model():
+        """Return the watch model class for this processor (if any)."""
+        pass
+    
+    @hookspec
+    def get_display_link(url, processor_name):
+        """Return a custom display link for the given processor.
+        
+        Args:
+            url: The original URL from the watch
+            processor_name: The name of the processor
+            
+        Returns:
+            A string with the custom display link or None to use the default
+        """
+        pass
+    
+    @hookspec
+    def perform_site_check(datastore, watch_uuid):
+        """Create and return a processor instance ready to perform site check.
+        
+        Args:
+            datastore: The application datastore
+            watch_uuid: The UUID of the watch to check
+            
+        Returns:
+            A processor instance ready to perform site check
+        """
+        pass
+
+
+# Set up the plugin manager
+plugin_manager = pluggy.PluginManager(PLUGIN_NAMESPACE)
+
+# Register hook specifications
+plugin_manager.add_hookspecs(ProcessorSpec)

changedetectionio/processors/processor_registry.py

@@ -0,0 +1,222 @@
+from loguru import logger
+from changedetectionio.model import Watch
+from .pluggy_interface import plugin_manager
+from typing import Dict, Any, List, Tuple, Optional, TypeVar, Type
+import functools
+
+# Import and register internal plugins
+from . import whois_plugin
+from . import test_plugin
+
+# Register plugins
+plugin_manager.register(whois_plugin)
+plugin_manager.register(test_plugin)
+
+# Load any setuptools entrypoints
+plugin_manager.load_setuptools_entrypoints("changedetectionio_processors")
+
+# Type definitions for better type hinting
+T = TypeVar('T')
+ProcessorClass = TypeVar('ProcessorClass')
+ProcessorForm = TypeVar('ProcessorForm')
+ProcessorWatchModel = TypeVar('ProcessorWatchModel')
+ProcessorInstance = TypeVar('ProcessorInstance')
+
+# Cache for plugin name mapping to improve performance
+_plugin_name_map: Dict[str, Any] = {}
+
+def register_plugin(plugin_module):
+    """Register a processor plugin"""
+    plugin_manager.register(plugin_module)
+    # Clear the plugin name map cache when a new plugin is registered
+    global _plugin_name_map
+    _plugin_name_map = {}
+
+def _get_plugin_name_map() -> Dict[str, Any]:
+    """Get a mapping of processor names to plugins
+    :return: Dictionary mapping processor names to plugins
+    """
+    global _plugin_name_map
+    
+    # Return cached map if available
+    if _plugin_name_map:
+        return _plugin_name_map
+    
+    # Build the map
+    result = {}
+    
+    # Get all plugins from the plugin manager
+    all_plugins = list(plugin_manager.get_plugins())
+    
+    # First register known internal plugins by name for reliability
+    known_plugins = {
+        'whois': whois_plugin,
+        'test': test_plugin
+    }
+    
+    for name, plugin in known_plugins.items():
+        if plugin in all_plugins:
+            result[name] = plugin
+    
+    # Then process remaining plugins through the hook system
+    for plugin in all_plugins:
+        if plugin in known_plugins.values():
+            continue  # Skip plugins we've already registered
+            
+        try:
+            # Get the processor name from this plugin
+            name_results = plugin_manager.hook.get_processor_name(plugin=plugin)
+            
+            if name_results:
+                plugin_name = name_results[0]
+                
+                # Check for name collisions
+                if plugin_name in result:
+                    logger.warning(f"Plugin name collision: '{plugin_name}' is already registered")
+                    continue
+                    
+                result[plugin_name] = plugin
+        except Exception as e:
+            logger.error(f"Error getting processor name from plugin: {str(e)}")
+    
+    # Cache the map
+    _plugin_name_map = result
+    return result
+
+def _get_plugin_by_name(processor_name: str) -> Optional[Any]:
+    """Get a plugin by its processor name
+    :param processor_name: Name of the processor
+    :return: Plugin object or None
+    """
+    return _get_plugin_name_map().get(processor_name)
+
+def _call_hook_for_plugin(plugin: Any, hook_name: str, default_value: T = None, **kwargs) -> Optional[T]:
+    """Call a hook for a specific plugin and handle exceptions
+    :param plugin: The plugin to call the hook for
+    :param hook_name: Name of the hook to call
+    :param default_value: Default value to return if the hook call fails
+    :param kwargs: Additional arguments to pass to the hook
+    :return: Result of the hook call or default value
+    """
+    if not plugin:
+        return default_value
+    
+    try:
+        hook = getattr(plugin_manager.hook, hook_name)
+        results = hook(plugin=plugin, **kwargs)
+        
+        if results:
+            return results[0]
+    except Exception as e:
+        logger.error(f"Error calling {hook_name} for plugin: {str(e)}")
+    
+    return default_value
+
+def get_all_processors() -> List[Tuple[str, str]]:
+    """Get all processors
+    :return: List of tuples (processor_name, processor_description)
+    """
+    processors = []
+    
+    for processor_name, plugin in _get_plugin_name_map().items():
+        description = _call_hook_for_plugin(plugin, 'get_processor_description')
+        if description:
+            processors.append((processor_name, description))
+    
+    return processors
+
+def get_processor_class(processor_name: str) -> Optional[Type[ProcessorClass]]:
+    """Get processor class by name
+    :param processor_name: Name of the processor
+    :return: Processor class or None
+    """
+    plugin = _get_plugin_by_name(processor_name)
+    return _call_hook_for_plugin(plugin, 'get_processor_class')
+
+def get_processor_form(processor_name: str) -> Optional[Type[ProcessorForm]]:
+    """Get processor form by name
+    :param processor_name: Name of the processor
+    :return: Processor form class or None
+    """
+    plugin = _get_plugin_by_name(processor_name)
+    return _call_hook_for_plugin(plugin, 'get_processor_form')
+
+def get_processor_watch_model(processor_name: str) -> Type[ProcessorWatchModel]:
+    """Get processor watch model by name
+    :param processor_name: Name of the processor
+    :return: Watch model class or default Watch model
+    """
+    plugin = _get_plugin_by_name(processor_name)
+    return _call_hook_for_plugin(plugin, 'get_processor_watch_model', default_value=Watch.model)
+
+def get_processor_site_check(processor_name: str, datastore: Any, watch_uuid: str) -> Optional[ProcessorInstance]:
+    """Get a processor instance ready to perform site check
+    :param processor_name: Name of the processor
+    :param datastore: The application datastore
+    :param watch_uuid: The UUID of the watch to check
+    :return: A processor instance ready to perform site check, or None
+    """
+    plugin = _get_plugin_by_name(processor_name)
+    if not plugin:
+        return None
+    
+    # Try to get the perform_site_check implementation
+    try:
+        processor = _call_hook_for_plugin(
+            plugin, 
+            'perform_site_check', 
+            datastore=datastore, 
+            watch_uuid=watch_uuid
+        )
+        if processor:
+            return processor
+        
+        # If no perform_site_check hook implementation, try getting the class and instantiating it
+        processor_class = _call_hook_for_plugin(plugin, 'get_processor_class')
+        if processor_class:
+            return processor_class(datastore=datastore, watch_uuid=watch_uuid)
+    except Exception as e:
+        logger.error(f"Error getting processor site check for {processor_name}: {str(e)}")
+    
+    return None
+
+def get_display_link(url: str, processor_name: str) -> Optional[str]:
+    """Get a custom display link for the given processor
+    :param url: The original URL from the watch
+    :param processor_name: Name of the processor
+    :return: A string with the custom display link or None to use the default
+    """
+    plugin = _get_plugin_by_name(processor_name)
+    return _call_hook_for_plugin(
+        plugin, 
+        'get_display_link', 
+        url=url, 
+        processor_name=processor_name
+    )
+
+def get_plugin_processor_modules() -> List[Tuple[Any, str]]:
+    """Get processor modules for all plugins that can be used with the find_processors function
+    
+    This function adapts pluggy plugins to be compatible with the traditional find_processors system
+    
+    :return: A list of (module, processor_name) tuples
+    """
+    result = []
+    
+    # Import base modules once to avoid repeated imports
+    from changedetectionio.processors.text_json_diff import processor as text_json_diff_processor
+
+    # For each plugin, map to a suitable module for find_processors
+    for processor_name, plugin in _get_plugin_name_map().items():
+        try:
+            processor_class = _call_hook_for_plugin(plugin, 'get_processor_class')
+            
+            if processor_class:
+                # Check if this processor extends the text_json_diff processor
+                base_class_name = str(processor_class.__bases__[0].__name__)
+                if base_class_name == 'perform_site_check' or 'TextJsonDiffProcessor' in base_class_name:
+                    result.append((text_json_diff_processor, processor_name))
+        except Exception as e:
+            logger.error(f"Error mapping processor module for {processor_name}: {str(e)}")
+    
+    return result

changedetectionio/processors/whois_plugin.py

@@ -0,0 +1,169 @@
+from loguru import logger
+import re
+import urllib.parse
+from .pluggy_interface import hookimpl
+from requests.structures import CaseInsensitiveDict
+from changedetectionio.content_fetchers.base import Fetcher
+
+# Import the text_json_diff processor
+from changedetectionio.processors.text_json_diff.processor import perform_site_check as TextJsonDiffProcessor
+
+# WHOIS Processor implementation that extends TextJsonDiffProcessor
+class WhoisProcessor(TextJsonDiffProcessor):
+    
+    def _extract_domain_from_url(self, url):
+        """Extract domain from URL, removing www. prefix if present"""
+        parsed_url = urllib.parse.urlparse(url)
+        domain = parsed_url.netloc
+        
+        # Remove www. prefix if present
+        domain = re.sub(r'^www\.', '', domain)
+        
+        return domain
+    
+    def call_browser(self, preferred_proxy_id=None):
+        """Override call_browser to perform WHOIS lookup instead of using a browser
+        
+        Note: The python-whois library doesn't directly support proxies. For real proxy support,
+        we would need to implement a custom socket connection that routes through the proxy.
+        This is a TODO for a future enhancement.
+        """
+        # Initialize a basic fetcher - this is used by the parent class
+        self.fetcher = Fetcher()
+        
+        # Extract URL from watch
+        url = self.watch.link
+        
+        # Check for file:// access
+        if re.search(r'^file:', url.strip(), re.IGNORECASE):
+            if not self.datastore.data.get('settings', {}).get('application', {}).get('allow_file_uri', False):
+                raise Exception("file:// type access is denied for security reasons.")
+        
+        # Extract domain from URL
+        domain = self._extract_domain_from_url(url)
+        
+        # Ensure we have a valid domain
+        if not domain:
+            error_msg = f"Could not extract domain from URL: '{url}'"
+            self.fetcher.content = error_msg
+            self.fetcher.status_code = 400
+            logger.error(error_msg)
+            return
+        
+        # Get proxy configuration using the common method from parent class
+        proxy_config, proxy_url = super()._get_proxy_for_watch(preferred_proxy_id)
+        
+        try:
+            # Use python-whois to get domain information
+            import whois
+            
+            # If we have proxy config, use it for the WHOIS lookup
+            # Note: The python-whois library doesn't directly support proxies,
+            # but we can implement proxy support if necessary using custom socket code
+            if proxy_config:
+                # For now, just log that we would use a proxy
+                logger.info(f"Using proxy for WHOIS lookup: {proxy_config}")
+            
+            # Perform the WHOIS lookup
+            whois_info = whois.whois(domain)
+            
+            # Convert whois_info object to text
+            if hasattr(whois_info, 'text'):
+                # Some whois implementations store raw text in .text attribute
+                whois_text = whois_info.text
+            else:
+                # Otherwise, format it nicely as key-value pairs
+                whois_text = f"WHOIS Information for domain: {domain}\n\n"
+                for key, value in whois_info.items():
+                    if value:
+                        whois_text += f"{key}: {value}\n"
+            
+            # Set the content and status for the fetcher
+            self.fetcher.content = whois_text
+            self.fetcher.status_code = 200
+            
+            # Setup headers dictionary for the fetcher
+            self.fetcher.headers = CaseInsensitiveDict({
+                'content-type': 'text/plain',
+                'server': 'whois-processor'
+            })
+            
+            # Add getters for headers
+            self.fetcher.get_all_headers = lambda: self.fetcher.headers
+            self.fetcher.get_last_status_code = lambda: self.fetcher.status_code
+            
+            # Implement necessary methods
+            self.fetcher.quit = lambda: None
+            
+        except Exception as e:
+            error_msg = f"Error fetching WHOIS data for domain {domain}: {str(e)}"
+            self.fetcher.content = error_msg
+            self.fetcher.status_code = 500
+            self.fetcher.headers = CaseInsensitiveDict({
+                'content-type': 'text/plain',
+                'server': 'whois-processor'
+            })
+            self.fetcher.get_all_headers = lambda: self.fetcher.headers
+            self.fetcher.get_last_status_code = lambda: self.fetcher.status_code
+            self.fetcher.quit = lambda: None
+            logger.error(error_msg)
+
+        return
+    
+    def run_changedetection(self, watch):
+        """Use the parent's run_changedetection which will use our overridden call_browser method"""
+        try:
+            # Let the parent class handle everything now that we've overridden call_browser
+            changed_detected, update_obj, filtered_text = super().run_changedetection(watch)
+            return changed_detected, update_obj, filtered_text
+            
+        except Exception as e:
+            error_msg = f"Error in WHOIS processor: {str(e)}"
+            update_obj = {'last_notification_error': False, 'last_error': error_msg}
+            logger.error(error_msg)
+            return False, update_obj, error_msg.encode('utf-8')
+
+    @staticmethod
+    def perform_site_check(datastore, watch_uuid):
+        """Factory method to create a WhoisProcessor instance - for compatibility with legacy code"""
+        processor = WhoisProcessor(datastore=datastore, watch_uuid=watch_uuid)
+        return processor
+
+@hookimpl
+def perform_site_check(datastore, watch_uuid):
+    """Create and return a processor instance ready to perform site check"""
+    return WhoisProcessor(datastore=datastore, watch_uuid=watch_uuid)
+
+@hookimpl(trylast=True)  # Use trylast to ensure this runs last in case of conflicts
+def get_processor_name():
+    """Return the name of this processor"""
+    from loguru import logger
+    logger.debug("whois_plugin.get_processor_name() called")
+    return "whois"
+
+@hookimpl
+def get_processor_description():
+    """Return the description of this processor"""
+    return "WHOIS Domain Information Changes Detector"
+
+@hookimpl
+def get_processor_class():
+    """Return the processor class"""
+    return WhoisProcessor
+
+@hookimpl
+def get_processor_form():
+    """Return the processor form class"""
+    # Import here to avoid circular imports
+    try:
+        from changedetectionio.forms import processor_text_json_diff_form
+        return processor_text_json_diff_form
+    except Exception as e:
+        from loguru import logger
+        logger.error(f"Error importing form for whois plugin: {str(e)}")
+        return None
+
+@hookimpl
+def get_processor_watch_model():
+    """Return the watch model class for this processor"""
+    return None  # Use default watch model

changedetectionio/tests/test_processor_registry.py

@@ -0,0 +1,59 @@
+import pytest
+from changedetectionio.processors.processor_registry import get_processor_class, get_all_processors
+
+
+def test_get_all_processors():
+    """Test that get_all_processors returns a list of processor tuples"""
+    processors = get_all_processors()
+    assert isinstance(processors, list)
+    assert len(processors) > 0
+    
+    # Each item should be a tuple of (name, description)
+    for processor in processors:
+        assert isinstance(processor, tuple)
+        assert len(processor) == 2
+        assert isinstance(processor[0], str)
+        assert isinstance(processor[1], str)
+        
+    # Check that our WHOIS processor is included
+    whois_processor = next((p for p in processors if p[0] == "whois"), None)
+    assert whois_processor is not None
+    assert whois_processor[1] == "WHOIS Domain Information Changes"
+
+
+def test_get_processor_class():
+    """Test that get_processor_class returns the right class"""
+    # Get the WHOIS processor class
+    processor_class = get_processor_class("whois")
+    assert processor_class is not None
+    
+    # It should have perform_site_check method
+    assert hasattr(processor_class, 'perform_site_check')
+    
+    # Check for non-existent processor
+    non_existent = get_processor_class("non_existent_processor")
+    assert non_existent is None
+
+
+def test_get_processor_site_check():
+    """Test that get_processor_site_check returns a processor instance"""
+    from unittest.mock import MagicMock
+    from changedetectionio.processors.processor_registry import get_processor_site_check
+    
+    # Get a WHOIS processor instance
+    mock_datastore = MagicMock()
+    watch_uuid = "test-uuid"
+    processor = get_processor_site_check("whois", mock_datastore, watch_uuid)
+    
+    # It should be a processor instance
+    assert processor is not None
+    
+    # It should have the run_changedetection method
+    assert hasattr(processor, 'run_changedetection')
+    
+    # It should have the call_browser method
+    assert hasattr(processor, 'call_browser')
+    
+    # Check for non-existent processor
+    non_existent = get_processor_site_check("non_existent_processor", mock_datastore, watch_uuid)
+    assert non_existent is None

changedetectionio/tests/test_whois_processor.py

@@ -0,0 +1,182 @@
+import pytest
+from unittest.mock import MagicMock, patch
+from changedetectionio.processors.whois_plugin import WhoisProcessor
+
+
+class MockWatch:
+    def __init__(self, url, previous_md5=None, include_filters=None, ignore_text=None):
+        self.url = url
+        self._previous_md5 = previous_md5
+        self._include_filters = include_filters or []
+        self._ignore_text = ignore_text or []
+        self.history = {}
+    
+    def get(self, key, default=None):
+        if key == 'previous_md5':
+            return self._previous_md5
+        elif key == 'include_filters':
+            return self._include_filters
+        elif key == 'ignore_text':
+            return self._ignore_text
+        elif key == 'url':
+            return self.url
+        return default
+    
+    def has_special_diff_filter_options_set(self):
+        return False
+
+
+@patch('whois.whois')
+@patch('changedetectionio.processors.difference_detection_processor.__init__')
+@patch('changedetectionio.processors.text_json_diff.processor.perform_site_check.run_changedetection')
+def test_whois_processor_basic_functionality(mock_super_run, mock_base_init, mock_whois):
+    """Test the basic functionality of the WhoisProcessor"""
+    # Mock the base class init so we don't need to set up the full watch structure
+    mock_base_init.return_value = None
+    
+    # Mock super().run_changedetection to return a simple result
+    mock_super_run.return_value = (False, {'previous_md5': 'some-md5'}, b'Some filtered text')
+    
+    # Mock the whois response
+    mock_whois_result = MagicMock()
+    mock_whois_result.text = "Domain Name: example.com\nRegistrar: Example Registrar\nCreation Date: 2020-01-01\n"
+    mock_whois.return_value = mock_whois_result
+    
+    # Create mock datastore
+    mock_datastore = MagicMock()
+    mock_datastore.proxy_list = None  # No proxies
+    mock_datastore.get_preferred_proxy_for_watch.return_value = None
+    mock_datastore.data = {
+        'settings': {
+            'application': {
+                'allow_file_uri': False
+            }
+        }
+    }
+    
+    # Create a processor instance and setup minimal required attributes
+    processor = WhoisProcessor(datastore=mock_datastore, watch_uuid='test-uuid')
+    
+    # Create a minimal watch object
+    watch = MockWatch(url="https://example.com")
+    
+    # Simulate link access in the watch
+    processor.watch = MagicMock()
+    processor.watch.link = "https://example.com"
+    processor.watch.get.return_value = "uuid-123"
+    
+    # Run the processor's run_changedetection method by first using call_browser
+    processor.call_browser()
+    
+    # Check that the fetcher was set up correctly
+    assert processor.fetcher is not None
+    assert hasattr(processor.fetcher, 'content')
+    assert hasattr(processor.fetcher, 'headers')
+    assert hasattr(processor.fetcher, 'status_code')
+    
+    # Verify that whois was called with the right domain
+    assert mock_whois.called
+    assert mock_whois.call_args[0][0] == 'example.com'
+    
+    # Now run the processor
+    result = processor.run_changedetection(watch)
+    
+    # Check that the parent run_changedetection was called
+    assert mock_super_run.called
+
+
+@patch('whois.whois')
+@patch('changedetectionio.processors.difference_detection_processor.__init__')
+def test_whois_processor_call_browser_with_proxy(mock_base_init, mock_whois):
+    """Test the call_browser method with proxy configuration"""
+    # Mock the base class init
+    mock_base_init.return_value = None
+    
+    # Mock the whois response
+    mock_whois_result = MagicMock()
+    mock_whois_result.text = "Domain Name: example.com\nRegistrar: Example Registrar\nCreation Date: 2020-01-01\n"
+    mock_whois.return_value = mock_whois_result
+    
+    # Create mock datastore
+    mock_datastore = MagicMock()
+    mock_proxy = {
+        'test-proxy': {
+            'url': 'http://proxy.example.com:8080',
+            'label': 'Test Proxy'
+        }
+    }
+    mock_datastore.proxy_list = mock_proxy
+    mock_datastore.get_preferred_proxy_for_watch.return_value = 'test-proxy'
+    mock_datastore.data = {
+        'settings': {
+            'application': {
+                'allow_file_uri': False
+            }
+        }
+    }
+    
+    # Create a processor instance with our mock datastore
+    processor = WhoisProcessor(datastore=mock_datastore, watch_uuid='test-uuid')
+    
+    # Set up watch
+    processor.watch = MagicMock()
+    processor.watch.link = "https://example.com"
+    processor.watch.get.return_value = "uuid-123"
+    
+    # Call the method with a proxy
+    processor.call_browser()
+    
+    # Verify whois was called
+    assert mock_whois.called
+    assert mock_whois.call_args[0][0] == 'example.com'
+    
+    # Check that the fetcher was set up correctly
+    assert processor.fetcher is not None
+    assert processor.fetcher.content is not None
+
+
+@patch('changedetectionio.processors.difference_detection_processor.__init__')
+def test_whois_processor_perform_site_check(mock_base_init):
+    """Test the WhoisProcessor.perform_site_check static method"""
+    mock_base_init.return_value = None
+    
+    # Test the static method
+    with patch.object(WhoisProcessor, '__init__', return_value=None) as mock_init:
+        datastore = MagicMock()
+        watch_uuid = "test-uuid"
+        
+        # Call the static method
+        processor = WhoisProcessor.perform_site_check(datastore=datastore, watch_uuid=watch_uuid)
+        
+        # Check that constructor was called with expected args
+        mock_init.assert_called_once_with(datastore=datastore, watch_uuid=watch_uuid)
+        
+        # Check it returns the right type
+        assert isinstance(processor, WhoisProcessor)
+
+
+def test_get_display_link():
+    """Test the get_display_link hook implementation"""
+    from changedetectionio.processors.whois_plugin import get_display_link
+    
+    # Test with a regular URL
+    url = "https://example.com/some/path?param=value"
+    processor_name = "whois"
+    link = get_display_link(url=url, processor_name=processor_name)
+    assert link == "WHOIS - example.com"
+    
+    # Test with a subdomain
+    url = "https://subdomain.example.com/"
+    link = get_display_link(url=url, processor_name=processor_name)
+    assert link == "WHOIS - subdomain.example.com"
+    
+    # Test with www prefix (should be removed)
+    url = "https://www.example.com/"
+    link = get_display_link(url=url, processor_name=processor_name)
+    assert link == "WHOIS - example.com"
+    
+    # Test with a different processor (should return None)
+    url = "https://example.com/"
+    processor_name = "text_json_diff"
+    link = get_display_link(url=url, processor_name=processor_name)
+    assert link is None

changedetectionio/tests/unit/test_watch_model.py

@@ -61,5 +61,22 @@ class TestDiffBuilder(unittest.TestCase):
         p = watch.get_from_version_based_on_last_viewed
         assert p == "100", "Correct with only one history snapshot"
 
+    def test_watch_link_property_with_processor(self):
+        """Test the link property with a processor that customizes the link"""
+        from unittest.mock import patch
+        
+        watch = Watch.model(datastore_path='/tmp', default={})
+        watch['url'] = 'https://example.com'
+        watch['processor'] = 'whois'
+        
+        # Mock the processor registry's get_display_link function
+        with patch('changedetectionio.processors.processor_registry.get_display_link') as mock_get_display_link:
+            mock_get_display_link.return_value = "WHOIS - example.com"
+            
+            # The link property should use the customized link from the processor
+            assert watch.link == "WHOIS - example.com"
+            mock_get_display_link.assert_called_once_with(url='https://example.com', processor_name='whois')
+
+
 if __name__ == '__main__':
     unittest.main()

changedetectionio/update_worker.py

@@ -271,19 +271,38 @@ class update_worker(threading.Thread):
 
                     try:
                         # Processor is what we are using for detecting the "Change"
-                        processor = watch.get('processor', 'text_json_diff')
+                        processor_name = watch.get('processor', 'text_json_diff')
 
-                        # Init a new 'difference_detection_processor', first look in processors
+                        
-                        processor_module_name = f"changedetectionio.processors.{processor}.processor"
+
+                        # First, try to get the processor from our plugin registry
+                        try:
+                            from changedetectionio.processors.processor_registry import get_processor_site_check
+                            update_handler = get_processor_site_check(processor_name, self.datastore, uuid)
+                            
+                            if update_handler:
+                                # We found the processor in our plugin registry
+                                logger.info(f"Using processor '{processor_name}' from plugin registry")
+                            else:
+                                # Fall back to the traditional file-based approach
+                                processor_module_name = f"changedetectionio.processors.{processor_name}.processor"
                                 try:
                                     processor_module = importlib.import_module(processor_module_name)
-                        except ModuleNotFoundError as e:
-                            print(f"Processor module '{processor}' not found.")
-                            raise e
-
                                     update_handler = processor_module.perform_site_check(datastore=self.datastore,
-                                                                             watch_uuid=uuid
+                                                                                        watch_uuid=uuid)
-                                                                             )
+                                except ModuleNotFoundError as e:
+                                    print(f"Processor module '{processor_name}' not found in both plugin registry and file system.")
+                                    raise e
+                        except ImportError as e:
+                            # If processor_registry.py cannot be imported, fall back to the traditional approach
+                            processor_module_name = f"changedetectionio.processors.{processor_name}.processor"
+                            try:
+                                processor_module = importlib.import_module(processor_module_name)
+                                update_handler = processor_module.perform_site_check(datastore=self.datastore,
+                                                                                    watch_uuid=uuid)
+                            except ModuleNotFoundError as e:
+                                print(f"Processor module '{processor_name}' not found.")
+                                raise e
 
                         update_handler.call_browser()
 

test_processor_registration.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env python3
+
+from changedetectionio.processors import available_processors
+from changedetectionio.processors.processor_registry import get_processor_class, get_processor_form
+
+# Test processor registration
+print("=== Available Processors ===")
+processors = available_processors()
+for name, description in processors:
+    print(f"Processor: {name} - {description}")
+
+# Check if our WHOIS processor is registered
+whois_processor_name = "whois_processor"
+whois_found = any(name == whois_processor_name for name, _ in processors)
+
+if whois_found:
+    print(f"\nWHOIS Processor found! Getting processor class and form...")
+    
+    # Get the processor class
+    processor_class = get_processor_class(whois_processor_name)
+    print(f"Processor class: {processor_class}")
+    print(f"Processor class name: {processor_class.__name__ if processor_class else None}")
+    print(f"Processor class module: {processor_class.__module__ if processor_class else None}")
+    
+    # Get the processor form
+    processor_form = get_processor_form(whois_processor_name)
+    print(f"Processor form: {processor_form}")
+    
+    print("\nWHOIS Processor successfully registered")
+else:
+    print(f"\nWHOIS Processor not found in available processors")

test_processors.py

@@ -0,0 +1,16 @@
+#!/usr/bin/env python3
+
+from changedetectionio.processors import available_processors
+from changedetectionio.processors import find_processors
+
+# Test traditional processor discovery
+print("=== Traditional Processor Discovery ===")
+traditional_processors = find_processors()
+for module, name in traditional_processors:
+    print(f"Found processor: {name} in {module.__name__}")
+
+# Test combined processor discovery (traditional + pluggy)
+print("\n=== Combined Processor Discovery ===")
+combined_processors = available_processors()
+for name, description in combined_processors:
+    print(f"Processor: {name} - {description}")

test_whois_extraction.py

@@ -0,0 +1,53 @@
+#!/usr/bin/env python3
+
+import urllib.parse
+import re
+import sys
+
+def extract_domain_from_url(url):
+    """Extract domain from a URL"""
+    parsed_url = urllib.parse.urlparse(url)
+    domain = parsed_url.netloc
+    
+    # Remove www. prefix if present
+    domain = re.sub(r'^www\.', '', domain)
+    
+    return domain
+
+# Test domain extraction
+test_urls = [
+    "https://changedetection.io",
+    "http://www.example.com/page",
+    "https://subdomain.domain.co.uk/path?query=1",
+    "ftp://ftp.example.org",
+    "https://www.changedetection.io/page/subpage",
+]
+
+print("=== Domain Extraction Test ===")
+for url in test_urls:
+    domain = extract_domain_from_url(url)
+    print(f"URL: {url} -> Domain: {domain}")
+
+# Test WHOIS lookup for changedetection.io
+try:
+    import whois
+    
+    domain = extract_domain_from_url("https://changedetection.io")
+    print(f"\n=== WHOIS lookup for {domain} ===")
+    
+    whois_info = whois.whois(domain)
+    
+    # Print key information
+    print(f"Domain Name: {whois_info.get('domain_name', '')}")
+    print(f"Registrar: {whois_info.get('registrar', '')}")
+    print(f"Creation Date: {whois_info.get('creation_date', '')}")
+    print(f"Expiration Date: {whois_info.get('expiration_date', '')}")
+    
+    print("\nWHOIS lookup successful!")
+    
+except ImportError:
+    print("python-whois module not installed. Run: pip install python-whois")
+    sys.exit(1)
+except Exception as e:
+    print(f"Error performing WHOIS lookup: {str(e)}")
+    sys.exit(1)

test_whois_processor.py

@@ -0,0 +1,47 @@
+#!/usr/bin/env python3
+
+from changedetectionio.processors import available_processors
+from changedetectionio.processors.processor_registry import get_processor_class
+import urllib.parse
+import sys
+
+# First, verify our processor is available
+print("=== Available Processors ===")
+processors = available_processors()
+for name, description in processors:
+    print(f"Processor: {name} - {description}")
+
+# Get the WHOIS processor class
+whois_processor_class = get_processor_class("whois_processor")
+if not whois_processor_class:
+    print("ERROR: WHOIS processor not found in available processors.")
+    sys.exit(1)
+
+print(f"\nFound WHOIS processor class: {whois_processor_class}")
+
+# Test the WHOIS processor directly
+try:
+    # Parse a domain from a URL
+    url = "https://changedetection.io"
+    parsed_url = urllib.parse.urlparse(url)
+    domain = parsed_url.netloc
+    
+    # Import whois and fetch information
+    import whois
+    whois_info = whois.whois(domain)
+    
+    print(f"\n=== WHOIS Information for {domain} ===")
+    
+    # Print the information
+    if hasattr(whois_info, 'text'):
+        print(whois_info.text)
+    else:
+        for key, value in whois_info.items():
+            if value:
+                print(f"{key}: {value}")
+                
+    print("\nSuccessfully retrieved WHOIS data!")
+    
+except Exception as e:
+    print(f"Error fetching WHOIS data: {str(e)}")
+    sys.exit(1)

test_whois_processor_full.py

@@ -0,0 +1,136 @@
+#!/usr/bin/env python3
+
+from changedetectionio.processors import available_processors
+from changedetectionio.processors.processor_registry import get_processor_class
+import unittest
+import sys
+from unittest.mock import MagicMock, patch
+import urllib.parse
+
+# First, verify our processor is available
+print("=== Available Processors ===")
+processors = available_processors()
+for name, description in processors:
+    print(f"Processor: {name} - {description}")
+
+# Get the WHOIS processor class
+whois_processor_class = get_processor_class("whois_processor")
+if not whois_processor_class:
+    print("ERROR: WHOIS processor not found in available processors.")
+    sys.exit(1)
+
+print(f"\nFound WHOIS processor class: {whois_processor_class}")
+
+# Create a test for our WHOIS processor
+class TestWhoisProcessor(unittest.TestCase):
+    
+    # Use the real whois function - tests will actually make network requests
+    def test_whois_processor_real(self):
+        # Extract the domain from the URL
+        test_url = "https://changedetection.io"
+        parsed_url = urllib.parse.urlparse(test_url)
+        domain = parsed_url.netloc
+        
+        # Create a minimal mock datastore
+        mock_datastore = MagicMock()
+        mock_datastore.data = {
+            'watching': {'test-uuid': {'url': test_url}},
+            'settings': {
+                'application': {'empty_pages_are_a_change': False},
+                'requests': {'timeout': 30}
+            }
+        }
+        mock_datastore.get_all_base_headers.return_value = {}
+        mock_datastore.get_all_headers_in_textfile_for_watch.return_value = {}
+        mock_datastore.get_preferred_proxy_for_watch.return_value = None
+        mock_datastore.get_tag_overrides_for_watch.return_value = []
+        
+        # Create a minimal mock watch that mimics the real Watch class
+        class MockWatch:
+            def __init__(self, url):
+                self.link = url
+                self.is_pdf = False
+                self.has_browser_steps = False
+                self.is_source_type_url = False
+                self.history = {}
+                self.history_n = 0
+                self.last_viewed = 0
+                self.newest_history_key = 0
+                
+            def get(self, key, default=None):
+                if key == 'uuid':
+                    return 'test-uuid'
+                elif key == 'include_filters':
+                    return []
+                elif key == 'body':
+                    return None
+                elif key == 'method':
+                    return 'GET'
+                elif key == 'headers':
+                    return {}
+                elif key == 'browser_steps':
+                    return []
+                return default
+                
+            def __getitem__(self, key):
+                return self.get(key)
+                
+            def get_last_fetched_text_before_filters(self):
+                return ""
+            
+            def save_last_text_fetched_before_filters(self, content):
+                pass
+                
+            def has_special_diff_filter_options_set(self):
+                return False
+                
+            def lines_contain_something_unique_compared_to_history(self, lines, ignore_whitespace):
+                return True
+                
+        mock_watch = MockWatch(test_url)
+        
+        # Create a more complete mock fetcher
+        class MockFetcher:
+            def __init__(self):
+                self.content = ""
+                self.raw_content = b""
+                self.headers = {'Content-Type': 'text/plain'}
+                self.screenshot = None
+                self.xpath_data = None
+                self.instock_data = None
+                self.browser_steps = []
+            
+            def get_last_status_code(self):
+                return 200
+                
+            def get_all_headers(self):
+                return {'content-type': 'text/plain'}
+                
+            def quit(self):
+                pass
+                
+            def run(self, **kwargs):
+                pass
+                
+        # Create the processor and set the mock fetcher
+        processor = whois_processor_class(datastore=mock_datastore, watch_uuid='test-uuid')
+        processor.fetcher = MockFetcher()
+        
+        # Run the processor - this will make an actual WHOIS request
+        changed, update_obj, content = processor.run_changedetection(mock_watch)
+        
+        # Print the content for debugging
+        content_str = content.decode('utf-8')
+        print(f"\n=== WHOIS Content from processor (first 200 chars) ===")
+        print(content_str[:200] + "...")
+        
+        # Verify the content contains domain information
+        self.assertIn(domain, content_str)
+        self.assertIn("Domain Name", content_str)
+        self.assertIn("Creation Date", content_str)
+        
+        print("\nWHOIS processor test with real data PASSED!")
+
+# Run the test
+if __name__ == "__main__":
+    unittest.main(argv=['first-arg-is-ignored'], exit=False)

test_whois_simple.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+
+import urllib.parse
+import re
+import whois
+
+# Test with changedetection.io domain
+url = "https://changedetection.io"
+
+# Extract domain from URL
+parsed_url = urllib.parse.urlparse(url)
+domain = parsed_url.netloc
+
+# Remove www. prefix if present
+domain = re.sub(r'^www\.', '', domain)
+
+# Fetch WHOIS information
+print(f"Looking up WHOIS data for domain: {domain}")
+whois_info = whois.whois(domain)
+
+# Print key WHOIS data
+print("\nKey WHOIS information:")
+print(f"Domain Name: {whois_info.get('domain_name', 'Unknown')}")
+print(f"Registrar: {whois_info.get('registrar', 'Unknown')}")
+print(f"Creation Date: {whois_info.get('creation_date', 'Unknown')}")
+print(f"Expiration Date: {whois_info.get('expiration_date', 'Unknown')}")
+print(f"Updated Date: {whois_info.get('updated_date', 'Unknown')}")
+
+# Format as text
+whois_text = f"WHOIS Information for domain: {domain}\n\n"
+for key, value in whois_info.items():
+    if value:
+        whois_text += f"{key}: {value}\n"
+
+# Print the first 200 characters
+print("\nFormatted WHOIS data (first 200 chars):")
+print(whois_text[:200] + "...")
+
+print("\nWHOIS lookup successful!")