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tentest/doc/DjangoBlog/djangoblog/plugin_manage/loader.py

64 lines
2.3 KiB

import os
import logging
from django.conf import settings
logger = logging.getLogger(__name__)
# 全局插件注册表
_loaded_plugins = []
def load_plugins():
"""
Dynamically loads and initializes plugins from the 'plugins' directory.
This function is intended to be called when the Django app registry is ready.
"""
global _loaded_plugins
_loaded_plugins = []
for plugin_name in settings.ACTIVE_PLUGINS:
plugin_path = os.path.join(settings.PLUGINS_DIR, plugin_name)
if os.path.isdir(plugin_path) and os.path.exists(os.path.join(plugin_path, 'plugin.py')):
try:
# 导入插件模块
plugin_module = __import__(f'plugins.{plugin_name}.plugin', fromlist=['plugin'])
# 获取插件实例
if hasattr(plugin_module, 'plugin'):
plugin_instance = plugin_module.plugin
_loaded_plugins.append(plugin_instance)
logger.info(f"Successfully loaded plugin: {plugin_name} - {plugin_instance.PLUGIN_NAME}")
else:
logger.warning(f"Plugin {plugin_name} does not have 'plugin' instance")
except ImportError as e:
logger.error(f"Failed to import plugin: {plugin_name}", exc_info=e)
except AttributeError as e:
logger.error(f"Failed to get plugin instance: {plugin_name}", exc_info=e)
except Exception as e:
logger.error(f"Unexpected error loading plugin: {plugin_name}", exc_info=e)
def get_loaded_plugins():
"""获取所有已加载的插件"""
return _loaded_plugins
def get_plugin_by_name(plugin_name):
"""根据名称获取插件"""
for plugin in _loaded_plugins:
if plugin.plugin_slug == plugin_name:
return plugin
return None
def get_plugin_by_slug(plugin_slug):
"""根据slug获取插件"""
for plugin in _loaded_plugins:
if plugin.plugin_slug == plugin_slug:
return plugin
return None
def get_plugins_info():
"""获取所有插件的信息"""
return [plugin.get_plugin_info() for plugin in _loaded_plugins]
def get_plugins_by_position(position):
"""获取支持指定位置的插件"""
return [plugin for plugin in _loaded_plugins if position in plugin.SUPPORTED_POSITIONS]