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import pluggy
import os
import importlib
import sys
from . import default_plugin
# ✅ Ensure that the namespace in HookspecMarker matches PluginManager
PLUGIN_NAMESPACE = "changedetectionio_conditions"
hookspec = pluggy.HookspecMarker(PLUGIN_NAMESPACE)
hookimpl = pluggy.HookimplMarker(PLUGIN_NAMESPACE)
class ConditionsSpec:
"""Hook specifications for extending JSON Logic conditions."""
@hookspec
def register_operators():
"""Return a dictionary of new JSON Logic operators."""
pass
@hookspec
def register_operator_choices():
"""Return a list of new operator choices."""
pass
@hookspec
def register_field_choices():
"""Return a list of new field choices."""
pass
@hookspec
def add_data(current_watch_uuid, application_datastruct, ephemeral_data):
"""Add to the datadict"""
pass
@hookspec
def ui_edit_stats_extras(watch):
"""Return HTML content to add to the stats tab in the edit view"""
pass
# ✅ Set up Pluggy Plugin Manager
plugin_manager = pluggy.PluginManager(PLUGIN_NAMESPACE)
# ✅ Register hookspecs (Ensures they are detected)
plugin_manager.add_hookspecs(ConditionsSpec)
# ✅ Register built-in plugins manually
plugin_manager.register(default_plugin, "default_plugin")
# ✅ Load plugins from the plugins directory
def load_plugins_from_directory():
plugins_dir = os.path.join(os.path.dirname(__file__), 'plugins')
if not os.path.exists(plugins_dir):
return
# Get all Python files (excluding __init__.py)
for filename in os.listdir(plugins_dir):
if filename.endswith(".py") and filename != "__init__.py":
module_name = filename[:-3] # Remove .py extension
module_path = f"changedetectionio.conditions.plugins.{module_name}"
try:
module = importlib.import_module(module_path)
# Register the plugin with pluggy
plugin_manager.register(module, module_name)
except (ImportError, AttributeError) as e:
print(f"Error loading plugin {module_name}: {e}")
# Load plugins from the plugins directory
load_plugins_from_directory()
# ✅ Discover installed plugins from external packages (if any)
plugin_manager.load_setuptools_entrypoints(PLUGIN_NAMESPACE)
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