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83 lines
2.4 KiB
Python
83 lines
2.4 KiB
Python
"""本模块定义插件相关信息。
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FrontMatter:
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sidebar_position: 3
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description: nonebot.plugin.plugin 模块
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"""
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import contextlib
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from types import ModuleType
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from dataclasses import field, dataclass
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from typing import TYPE_CHECKING, Any, Set, Dict, Type, Optional
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from pydantic import BaseModel
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from nonebot.matcher import Matcher
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from nonebot.utils import resolve_dot_notation
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if TYPE_CHECKING:
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from nonebot.adapters import Adapter
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from .manager import PluginManager
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@dataclass(eq=False)
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class PluginMetadata:
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"""插件元信息，由插件编写者提供"""
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name: str
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"""插件名称"""
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description: str
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"""插件功能介绍"""
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usage: str
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"""插件使用方法"""
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type: Optional[str] = None
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"""插件类型，用于商店分类"""
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homepage: Optional[str] = None
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"""插件主页"""
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config: Optional[Type[BaseModel]] = None
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"""插件配置项"""
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supported_adapters: Optional[Set[str]] = None
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"""插件支持的适配器模块路径
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格式为 `<module>[:<Adapter>]`，`~` 为 `nonebot.adapters.` 的缩写。
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`None` 表示支持**所有适配器**。
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"""
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extra: Dict[Any, Any] = field(default_factory=dict)
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"""插件额外信息，可由插件编写者自由扩展定义"""
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def get_supported_adapters(self) -> Optional[Set[Type["Adapter"]]]:
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"""获取当前已安装的插件支持适配器类列表"""
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if self.supported_adapters is None:
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return None
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adapters = set()
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for adapter in self.supported_adapters:
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with contextlib.suppress(ModuleNotFoundError, AttributeError):
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adapters.add(
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resolve_dot_notation(adapter, "Adapter", "nonebot.adapters.")
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)
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return adapters
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@dataclass(eq=False)
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class Plugin:
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"""存储插件信息"""
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name: str
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"""插件索引标识，NoneBot 使用 文件/文件夹 名称作为标识符"""
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module: ModuleType
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"""插件模块对象"""
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module_name: str
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"""点分割模块路径"""
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manager: "PluginManager"
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"""导入该插件的插件管理器"""
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matcher: Set[Type[Matcher]] = field(default_factory=set)
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"""插件加载时定义的 `Matcher`"""
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parent_plugin: Optional["Plugin"] = None
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"""父插件"""
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sub_plugins: Set["Plugin"] = field(default_factory=set)
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"""子插件集合"""
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metadata: Optional[PluginMetadata] = None
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