nonebot2/nonebot/plugin/plugin.py

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from types import ModuleType
from dataclasses import field, dataclass
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from typing import TYPE_CHECKING, Set, Dict, Type, Optional
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from .export import Export
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from nonebot.matcher import Matcher
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if TYPE_CHECKING:
from .manager import PluginManager
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plugins: Dict[str, "Plugin"] = {}
"""
:类型: ``Dict[str, Plugin]``
:说明: 已加载的插件
"""
@dataclass(eq=False)
class Plugin(object):
"""存储插件信息"""
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name: str
"""
- **类型**: ``str``
- **说明**: 插件名称使用 文件/文件夹 名称作为插件名
"""
module: ModuleType
"""
- **类型**: ``ModuleType``
- **说明**: 插件模块对象
"""
module_name: str
"""
- **类型**: ``str``
- **说明**: 点分割模块路径
"""
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manager: "PluginManager"
"""
- **类型**: ``PluginManager``
- **说明**: 导入该插件的插件管理器
"""
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export: Export = field(default_factory=Export)
"""
- **类型**: ``Export``
- **说明**: 插件内定义的导出内容
"""
matcher: Set[Type[Matcher]] = field(default_factory=set)
"""
- **类型**: ``Set[Type[Matcher]]``
- **说明**: 插件内定义的 ``Matcher``
"""
parent_plugin: Optional["Plugin"] = None
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"""
- **类型**: ``Optional[Plugin]``
- **说明**: 父插件
"""
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sub_plugins: Set["Plugin"] = field(default_factory=set)
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"""
- **类型**: ``Set[Plugin]``
- **说明**: 子插件集合
"""
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def get_plugin(name: str) -> Optional[Plugin]:
"""
:说明:
获取当前导入的某个插件
:参数:
* ``name: str``: 插件名 ``load_plugin`` 参数一致如果为 ``load_plugins`` 导入的插件则为文件()
:返回:
- ``Optional[Plugin]``
"""
return plugins.get(name)
def get_loaded_plugins() -> Set[Plugin]:
"""
:说明:
获取当前已导入的所有插件
:返回:
- ``Set[Plugin]``
"""
return set(plugins.values())
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def _new_plugin(fullname: str, module: ModuleType, manager: "PluginManager") -> Plugin:
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name = fullname.rsplit(".", 1)[-1] if "." in fullname else fullname
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if name in plugins:
raise RuntimeError("Plugin already exists! Check your plugin name.")
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plugin = Plugin(name, module, fullname, manager)
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plugins[name] = plugin
return plugin