mirror of
https://github.com/nonebot/nonebot2.git
synced 2024-12-01 01:25:07 +08:00
1008 lines
33 KiB
Python
1008 lines
33 KiB
Python
"""
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插件
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====
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为 NoneBot 插件开发提供便携的定义函数。
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"""
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import re
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import sys
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import pkgutil
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import importlib
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from types import ModuleType
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from dataclasses import dataclass
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from importlib._bootstrap import _load
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from contextvars import Context, ContextVar, copy_context
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from typing import Any, Set, List, Dict, Type, Tuple, Union, Optional, TYPE_CHECKING
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from nonebot.log import logger
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from nonebot.matcher import Matcher
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from nonebot.permission import Permission
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from nonebot.typing import T_State, T_StateFactory, T_Handler, T_RuleChecker
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from nonebot.rule import Rule, startswith, endswith, keyword, command, regex
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if TYPE_CHECKING:
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from nonebot.adapters import Bot, Event
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plugins: Dict[str, "Plugin"] = {}
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"""
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:类型: ``Dict[str, Plugin]``
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:说明: 已加载的插件
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"""
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_export: ContextVar["Export"] = ContextVar("_export")
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_tmp_matchers: ContextVar[Set[Type[Matcher]]] = ContextVar("_tmp_matchers")
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class Export(dict):
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"""
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:说明:
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插件导出内容以使得其他插件可以获得。
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:示例:
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.. code-block:: python
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nonebot.export().default = "bar"
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@nonebot.export()
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def some_function():
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pass
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# this doesn't work before python 3.9
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# use
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# export = nonebot.export(); @export.sub
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# instead
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# See also PEP-614: https://www.python.org/dev/peps/pep-0614/
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@nonebot.export().sub
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def something_else():
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pass
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"""
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def __call__(self, func, **kwargs):
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self[func.__name__] = func
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self.update(kwargs)
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return func
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def __setitem__(self, key, value):
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super().__setitem__(key,
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Export(value) if isinstance(value, dict) else value)
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def __setattr__(self, name, value):
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self[name] = Export(value) if isinstance(value, dict) else value
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def __getattr__(self, name):
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if name not in self:
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self[name] = Export()
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return self[name]
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@dataclass(eq=False)
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class Plugin(object):
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"""存储插件信息"""
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name: str
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"""
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- **类型**: ``str``
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- **说明**: 插件名称，使用 文件/文件夹 名称作为插件名
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"""
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module: ModuleType
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"""
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- **类型**: ``ModuleType``
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- **说明**: 插件模块对象
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"""
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matcher: Set[Type[Matcher]]
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"""
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- **类型**: ``Set[Type[Matcher]]``
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- **说明**: 插件内定义的 ``Matcher``
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"""
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export: Export
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"""
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- **类型**: ``Export``
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- **说明**: 插件内定义的导出内容
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"""
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def on(type: str = "",
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rule: Optional[Union[Rule, T_RuleChecker]] = None,
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permission: Optional[Permission] = None,
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*,
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handlers: Optional[List[T_Handler]] = None,
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temp: bool = False,
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priority: int = 1,
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block: bool = False,
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state: Optional[T_State] = None,
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state_factory: Optional[T_StateFactory] = None) -> Type[Matcher]:
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"""
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:说明:
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注册一个基础事件响应器，可自定义类型。
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:参数:
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* ``type: str``: 事件响应器类型
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* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
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* ``permission: Optional[Permission]``: 事件响应权限
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* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
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* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
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* ``priority: int``: 事件响应器优先级
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* ``block: bool``: 是否阻止事件向更低优先级传递
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* ``state: Optional[T_State]``: 默认 state
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* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
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:返回:
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- ``Type[Matcher]``
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"""
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matcher = Matcher.new(type,
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Rule() & rule,
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permission or Permission(),
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temp=temp,
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priority=priority,
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block=block,
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handlers=handlers,
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default_state=state,
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default_state_factory=state_factory)
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_tmp_matchers.get().add(matcher)
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return matcher
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def on_metaevent(
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rule: Optional[Union[Rule, T_RuleChecker]] = None,
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*,
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handlers: Optional[List[T_Handler]] = None,
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temp: bool = False,
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priority: int = 1,
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block: bool = False,
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state: Optional[T_State] = None,
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state_factory: Optional[T_StateFactory] = None) -> Type[Matcher]:
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"""
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:说明:
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注册一个元事件响应器。
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:参数:
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* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
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* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
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* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
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* ``priority: int``: 事件响应器优先级
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* ``block: bool``: 是否阻止事件向更低优先级传递
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* ``state: Optional[T_State]``: 默认 state
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* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
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:返回:
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- ``Type[Matcher]``
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"""
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matcher = Matcher.new("meta_event",
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Rule() & rule,
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Permission(),
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temp=temp,
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priority=priority,
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block=block,
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handlers=handlers,
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default_state=state,
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default_state_factory=state_factory)
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_tmp_matchers.get().add(matcher)
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return matcher
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def on_message(rule: Optional[Union[Rule, T_RuleChecker]] = None,
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permission: Optional[Permission] = None,
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*,
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handlers: Optional[List[T_Handler]] = None,
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temp: bool = False,
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priority: int = 1,
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block: bool = True,
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state: Optional[T_State] = None,
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state_factory: Optional[T_StateFactory] = None) -> Type[Matcher]:
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"""
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:说明:
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注册一个消息事件响应器。
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:参数:
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* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
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* ``permission: Optional[Permission]``: 事件响应权限
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* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
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* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
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* ``priority: int``: 事件响应器优先级
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* ``block: bool``: 是否阻止事件向更低优先级传递
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* ``state: Optional[T_State]``: 默认 state
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* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
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:返回:
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- ``Type[Matcher]``
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"""
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matcher = Matcher.new("message",
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Rule() & rule,
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permission or Permission(),
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temp=temp,
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priority=priority,
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block=block,
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handlers=handlers,
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default_state=state,
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default_state_factory=state_factory)
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_tmp_matchers.get().add(matcher)
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return matcher
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def on_notice(rule: Optional[Union[Rule, T_RuleChecker]] = None,
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*,
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handlers: Optional[List[T_Handler]] = None,
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temp: bool = False,
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priority: int = 1,
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block: bool = False,
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state: Optional[T_State] = None,
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state_factory: Optional[T_StateFactory] = None) -> Type[Matcher]:
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"""
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:说明:
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注册一个通知事件响应器。
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:参数:
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* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
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* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
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* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
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* ``priority: int``: 事件响应器优先级
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* ``block: bool``: 是否阻止事件向更低优先级传递
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* ``state: Optional[T_State]``: 默认 state
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* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
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:返回:
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- ``Type[Matcher]``
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"""
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matcher = Matcher.new("notice",
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Rule() & rule,
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Permission(),
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temp=temp,
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priority=priority,
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block=block,
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handlers=handlers,
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default_state=state,
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default_state_factory=state_factory)
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_tmp_matchers.get().add(matcher)
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return matcher
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def on_request(rule: Optional[Union[Rule, T_RuleChecker]] = None,
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*,
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handlers: Optional[List[T_Handler]] = None,
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temp: bool = False,
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priority: int = 1,
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block: bool = False,
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state: Optional[T_State] = None,
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state_factory: Optional[T_StateFactory] = None) -> Type[Matcher]:
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"""
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:说明:
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注册一个请求事件响应器。
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:参数:
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* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
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* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
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* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
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* ``priority: int``: 事件响应器优先级
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* ``block: bool``: 是否阻止事件向更低优先级传递
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* ``state: Optional[T_State]``: 默认 state
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* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
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:返回:
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- ``Type[Matcher]``
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"""
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matcher = Matcher.new("request",
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Rule() & rule,
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Permission(),
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temp=temp,
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priority=priority,
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block=block,
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handlers=handlers,
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default_state=state,
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default_state_factory=state_factory)
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_tmp_matchers.get().add(matcher)
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return matcher
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def on_startswith(msg: str,
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rule: Optional[Optional[Union[Rule, T_RuleChecker]]] = None,
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**kwargs) -> Type[Matcher]:
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"""
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:说明:
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注册一个消息事件响应器，并且当消息的**文本部分**以指定内容开头时响应。
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:参数:
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* ``msg: str``: 指定消息开头内容
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* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
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* ``permission: Optional[Permission]``: 事件响应权限
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* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
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* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
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* ``priority: int``: 事件响应器优先级
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* ``block: bool``: 是否阻止事件向更低优先级传递
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* ``state: Optional[T_State]``: 默认 state
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* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
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:返回:
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- ``Type[Matcher]``
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"""
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return on_message(startswith(msg) & rule, **kwargs)
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def on_endswith(msg: str,
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rule: Optional[Optional[Union[Rule, T_RuleChecker]]] = None,
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**kwargs) -> Type[Matcher]:
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"""
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:说明:
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注册一个消息事件响应器，并且当消息的**文本部分**以指定内容结尾时响应。
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:参数:
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* ``msg: str``: 指定消息结尾内容
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* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
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* ``permission: Optional[Permission]``: 事件响应权限
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* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
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* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
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* ``priority: int``: 事件响应器优先级
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* ``block: bool``: 是否阻止事件向更低优先级传递
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* ``state: Optional[T_State]``: 默认 state
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* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
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:返回:
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- ``Type[Matcher]``
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"""
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return on_message(endswith(msg) & rule, **kwargs)
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def on_keyword(keywords: Set[str],
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rule: Optional[Union[Rule, T_RuleChecker]] = None,
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**kwargs) -> Type[Matcher]:
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"""
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:说明:
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注册一个消息事件响应器，并且当消息纯文本部分包含关键词时响应。
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:参数:
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* ``keywords: Set[str]``: 关键词列表
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* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
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* ``permission: Optional[Permission]``: 事件响应权限
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* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
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* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
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* ``priority: int``: 事件响应器优先级
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* ``block: bool``: 是否阻止事件向更低优先级传递
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* ``state: Optional[T_State]``: 默认 state
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* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
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:返回:
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- ``Type[Matcher]``
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"""
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return on_message(keyword(*keywords) & rule, **kwargs)
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def on_command(cmd: Union[str, Tuple[str, ...]],
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rule: Optional[Union[Rule, T_RuleChecker]] = None,
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aliases: Optional[Set[Union[str, Tuple[str, ...]]]] = None,
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**kwargs) -> Type[Matcher]:
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"""
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:说明:
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注册一个消息事件响应器，并且当消息以指定命令开头时响应。
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命令匹配规则参考: `命令形式匹配 <rule.html#command-command>`_
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:参数:
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* ``cmd: Union[str, Tuple[str, ...]]``: 指定命令内容
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* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
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* ``aliases: Optional[Set[Union[str, Tuple[str, ...]]]]``: 命令别名
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* ``permission: Optional[Permission]``: 事件响应权限
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* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
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* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
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* ``priority: int``: 事件响应器优先级
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* ``block: bool``: 是否阻止事件向更低优先级传递
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* ``state: Optional[T_State]``: 默认 state
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* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
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:返回:
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- ``Type[Matcher]``
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"""
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async def _strip_cmd(bot: "Bot", event: "Event", state: T_State):
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message = event.get_message()
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segment = message.pop(0)
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new_message = message.__class__(
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str(segment)
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[len(state["_prefix"]["raw_command"]):].lstrip()) # type: ignore
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for new_segment in reversed(new_message):
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message.insert(0, new_segment)
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handlers = kwargs.pop("handlers", [])
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handlers.insert(0, _strip_cmd)
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commands = set([cmd]) | (aliases or set())
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return on_message(command(*commands) & rule, handlers=handlers, **kwargs)
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def on_regex(pattern: str,
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flags: Union[int, re.RegexFlag] = 0,
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rule: Optional[Rule] = None,
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**kwargs) -> Type[Matcher]:
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"""
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:说明:
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注册一个消息事件响应器，并且当消息匹配正则表达式时响应。
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命令匹配规则参考: `正则匹配 <rule.html#regex-regex-flags-0>`_
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:参数:
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* ``pattern: str``: 正则表达式
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* ``flags: Union[int, re.RegexFlag]``: 正则匹配标志
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* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
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* ``permission: Optional[Permission]``: 事件响应权限
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* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
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* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
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* ``priority: int``: 事件响应器优先级
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* ``block: bool``: 是否阻止事件向更低优先级传递
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* ``state: Optional[T_State]``: 默认 state
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* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
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:返回:
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- ``Type[Matcher]``
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"""
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return on_message(regex(pattern, flags) & rule, **kwargs)
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class CommandGroup:
|
|
"""命令组，用于声明一组有相同名称前缀的命令。"""
|
|
|
|
def __init__(self, cmd: Union[str, Tuple[str, ...]], **kwargs):
|
|
"""
|
|
:参数:
|
|
|
|
* ``cmd: Union[str, Tuple[str, ...]]``: 命令前缀
|
|
* ``**kwargs``: 其他传递给 ``on_command`` 的参数默认值，参考 `on_command <#on-command-cmd-rule-none-aliases-none-kwargs>`_
|
|
"""
|
|
self.basecmd: Tuple[str, ...] = (cmd,) if isinstance(cmd, str) else cmd
|
|
"""
|
|
- **类型**: ``Tuple[str, ...]``
|
|
- **说明**: 命令前缀
|
|
"""
|
|
if "aliases" in kwargs:
|
|
del kwargs["aliases"]
|
|
self.base_kwargs: Dict[str, Any] = kwargs
|
|
"""
|
|
- **类型**: ``Dict[str, Any]``
|
|
- **说明**: 其他传递给 ``on_command`` 的参数默认值
|
|
"""
|
|
|
|
def command(self, cmd: Union[str, Tuple[str, ...]],
|
|
**kwargs) -> Type[Matcher]:
|
|
"""
|
|
:说明:
|
|
|
|
注册一个新的命令。
|
|
|
|
:参数:
|
|
|
|
* ``cmd: Union[str, Tuple[str, ...]]``: 命令前缀
|
|
* ``**kwargs``: 其他传递给 ``on_command`` 的参数，将会覆盖命令组默认值
|
|
|
|
:返回:
|
|
|
|
- ``Type[Matcher]``
|
|
"""
|
|
sub_cmd = (cmd,) if isinstance(cmd, str) else cmd
|
|
cmd = self.basecmd + sub_cmd
|
|
|
|
final_kwargs = self.base_kwargs.copy()
|
|
final_kwargs.update(kwargs)
|
|
return on_command(cmd, **final_kwargs)
|
|
|
|
|
|
class MatcherGroup:
|
|
"""事件响应器组合，统一管理。为 ``Matcher`` 创建提供默认属性。"""
|
|
|
|
def __init__(self, **kwargs):
|
|
"""
|
|
:说明:
|
|
|
|
创建一个事件响应器组合，参数为默认值，与 ``on`` 一致
|
|
"""
|
|
self.matchers: List[Type[Matcher]] = []
|
|
"""
|
|
:类型: ``List[Type[Matcher]]``
|
|
:说明: 组内事件响应器列表
|
|
"""
|
|
self.base_kwargs: Dict[str, Any] = kwargs
|
|
"""
|
|
- **类型**: ``Dict[str, Any]``
|
|
- **说明**: 其他传递给 ``on`` 的参数默认值
|
|
"""
|
|
|
|
def on(self, **kwargs) -> Type[Matcher]:
|
|
"""
|
|
:说明:
|
|
|
|
注册一个基础事件响应器，可自定义类型。
|
|
|
|
:参数:
|
|
|
|
* ``type: str``: 事件响应器类型
|
|
* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
|
|
* ``permission: Optional[Permission]``: 事件响应权限
|
|
* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
|
|
* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
|
|
* ``priority: int``: 事件响应器优先级
|
|
* ``block: bool``: 是否阻止事件向更低优先级传递
|
|
* ``state: Optional[T_State]``: 默认 state
|
|
* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
|
|
|
|
:返回:
|
|
|
|
- ``Type[Matcher]``
|
|
"""
|
|
final_kwargs = self.base_kwargs.copy()
|
|
final_kwargs.update(kwargs)
|
|
matcher = on(**final_kwargs)
|
|
self.matchers.append(matcher)
|
|
return matcher
|
|
|
|
def on_metaevent(self, **kwargs) -> Type[Matcher]:
|
|
"""
|
|
:说明:
|
|
|
|
注册一个元事件响应器。
|
|
|
|
:参数:
|
|
|
|
* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
|
|
* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
|
|
* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
|
|
* ``priority: int``: 事件响应器优先级
|
|
* ``block: bool``: 是否阻止事件向更低优先级传递
|
|
* ``state: Optional[T_State]``: 默认 state
|
|
* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
|
|
|
|
:返回:
|
|
|
|
- ``Type[Matcher]``
|
|
"""
|
|
final_kwargs = self.base_kwargs.copy()
|
|
final_kwargs.update(kwargs)
|
|
final_kwargs.pop("type", None)
|
|
matcher = on_metaevent(**final_kwargs)
|
|
self.matchers.append(matcher)
|
|
return matcher
|
|
|
|
def on_message(self, **kwargs) -> Type[Matcher]:
|
|
"""
|
|
:说明:
|
|
|
|
注册一个消息事件响应器。
|
|
|
|
:参数:
|
|
|
|
* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
|
|
* ``permission: Optional[Permission]``: 事件响应权限
|
|
* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
|
|
* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
|
|
* ``priority: int``: 事件响应器优先级
|
|
* ``block: bool``: 是否阻止事件向更低优先级传递
|
|
* ``state: Optional[T_State]``: 默认 state
|
|
* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
|
|
|
|
:返回:
|
|
|
|
- ``Type[Matcher]``
|
|
"""
|
|
final_kwargs = self.base_kwargs.copy()
|
|
final_kwargs.update(kwargs)
|
|
final_kwargs.pop("type", None)
|
|
matcher = on_message(**final_kwargs)
|
|
self.matchers.append(matcher)
|
|
return matcher
|
|
|
|
def on_notice(self, **kwargs) -> Type[Matcher]:
|
|
"""
|
|
:说明:
|
|
|
|
注册一个通知事件响应器。
|
|
|
|
:参数:
|
|
|
|
* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
|
|
* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
|
|
* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
|
|
* ``priority: int``: 事件响应器优先级
|
|
* ``block: bool``: 是否阻止事件向更低优先级传递
|
|
* ``state: Optional[T_State]``: 默认 state
|
|
* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
|
|
|
|
:返回:
|
|
|
|
- ``Type[Matcher]``
|
|
"""
|
|
final_kwargs = self.base_kwargs.copy()
|
|
final_kwargs.update(kwargs)
|
|
final_kwargs.pop("type", None)
|
|
matcher = on_notice(**final_kwargs)
|
|
self.matchers.append(matcher)
|
|
return matcher
|
|
|
|
def on_request(self, **kwargs) -> Type[Matcher]:
|
|
"""
|
|
:说明:
|
|
|
|
注册一个请求事件响应器。
|
|
|
|
:参数:
|
|
|
|
* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
|
|
* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
|
|
* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
|
|
* ``priority: int``: 事件响应器优先级
|
|
* ``block: bool``: 是否阻止事件向更低优先级传递
|
|
* ``state: Optional[T_State]``: 默认 state
|
|
* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
|
|
|
|
:返回:
|
|
|
|
- ``Type[Matcher]``
|
|
"""
|
|
final_kwargs = self.base_kwargs.copy()
|
|
final_kwargs.update(kwargs)
|
|
final_kwargs.pop("type", None)
|
|
matcher = on_request(**final_kwargs)
|
|
self.matchers.append(matcher)
|
|
return matcher
|
|
|
|
def on_startswith(self,
|
|
msg: str,
|
|
rule: Optional[Optional[Union[Rule,
|
|
T_RuleChecker]]] = None,
|
|
**kwargs) -> Type[Matcher]:
|
|
"""
|
|
:说明:
|
|
|
|
注册一个消息事件响应器，并且当消息的**文本部分**以指定内容开头时响应。
|
|
|
|
:参数:
|
|
|
|
* ``msg: str``: 指定消息开头内容
|
|
* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
|
|
* ``permission: Optional[Permission]``: 事件响应权限
|
|
* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
|
|
* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
|
|
* ``priority: int``: 事件响应器优先级
|
|
* ``block: bool``: 是否阻止事件向更低优先级传递
|
|
* ``state: Optional[T_State]``: 默认 state
|
|
* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
|
|
|
|
:返回:
|
|
|
|
- ``Type[Matcher]``
|
|
"""
|
|
return self.on_message(rule=startswith(msg) & rule, **kwargs)
|
|
|
|
def on_endswith(self,
|
|
msg: str,
|
|
rule: Optional[Optional[Union[Rule, T_RuleChecker]]] = None,
|
|
**kwargs) -> Type[Matcher]:
|
|
"""
|
|
:说明:
|
|
|
|
注册一个消息事件响应器，并且当消息的**文本部分**以指定内容结尾时响应。
|
|
|
|
:参数:
|
|
|
|
* ``msg: str``: 指定消息结尾内容
|
|
* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
|
|
* ``permission: Optional[Permission]``: 事件响应权限
|
|
* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
|
|
* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
|
|
* ``priority: int``: 事件响应器优先级
|
|
* ``block: bool``: 是否阻止事件向更低优先级传递
|
|
* ``state: Optional[T_State]``: 默认 state
|
|
* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
|
|
|
|
:返回:
|
|
|
|
- ``Type[Matcher]``
|
|
"""
|
|
return self.on_message(rule=endswith(msg) & rule, **kwargs)
|
|
|
|
def on_keyword(self,
|
|
keywords: Set[str],
|
|
rule: Optional[Union[Rule, T_RuleChecker]] = None,
|
|
**kwargs) -> Type[Matcher]:
|
|
"""
|
|
:说明:
|
|
|
|
注册一个消息事件响应器，并且当消息纯文本部分包含关键词时响应。
|
|
|
|
:参数:
|
|
|
|
* ``keywords: Set[str]``: 关键词列表
|
|
* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
|
|
* ``permission: Optional[Permission]``: 事件响应权限
|
|
* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
|
|
* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
|
|
* ``priority: int``: 事件响应器优先级
|
|
* ``block: bool``: 是否阻止事件向更低优先级传递
|
|
* ``state: Optional[T_State]``: 默认 state
|
|
* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
|
|
|
|
:返回:
|
|
|
|
- ``Type[Matcher]``
|
|
"""
|
|
return self.on_message(rule=keyword(*keywords) & rule, **kwargs)
|
|
|
|
def on_command(self,
|
|
cmd: Union[str, Tuple[str, ...]],
|
|
rule: Optional[Union[Rule, T_RuleChecker]] = None,
|
|
aliases: Optional[Set[Union[str, Tuple[str, ...]]]] = None,
|
|
**kwargs) -> Type[Matcher]:
|
|
"""
|
|
:说明:
|
|
|
|
注册一个消息事件响应器，并且当消息以指定命令开头时响应。
|
|
|
|
命令匹配规则参考: `命令形式匹配 <rule.html#command-command>`_
|
|
|
|
:参数:
|
|
|
|
* ``cmd: Union[str, Tuple[str, ...]]``: 指定命令内容
|
|
* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
|
|
* ``aliases: Optional[Set[Union[str, Tuple[str, ...]]]]``: 命令别名
|
|
* ``permission: Optional[Permission]``: 事件响应权限
|
|
* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
|
|
* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
|
|
* ``priority: int``: 事件响应器优先级
|
|
* ``block: bool``: 是否阻止事件向更低优先级传递
|
|
* ``state: Optional[T_State]``: 默认 state
|
|
* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
|
|
|
|
:返回:
|
|
|
|
- ``Type[Matcher]``
|
|
"""
|
|
|
|
async def _strip_cmd(bot: "Bot", event: "Event", state: T_State):
|
|
message = event.get_message()
|
|
segment = message.pop(0)
|
|
new_message = message.__class__(
|
|
str(segment)
|
|
[len(state["_prefix"]["raw_command"]):].strip()) # type: ignore
|
|
for new_segment in reversed(new_message):
|
|
message.insert(0, new_segment)
|
|
|
|
handlers = kwargs.pop("handlers", [])
|
|
handlers.insert(0, _strip_cmd)
|
|
|
|
commands = set([cmd]) | (aliases or set())
|
|
return self.on_message(rule=command(*commands) & rule,
|
|
handlers=handlers,
|
|
**kwargs)
|
|
|
|
def on_regex(self,
|
|
pattern: str,
|
|
flags: Union[int, re.RegexFlag] = 0,
|
|
rule: Optional[Rule] = None,
|
|
**kwargs) -> Type[Matcher]:
|
|
"""
|
|
:说明:
|
|
|
|
注册一个消息事件响应器，并且当消息匹配正则表达式时响应。
|
|
|
|
命令匹配规则参考: `正则匹配 <rule.html#regex-regex-flags-0>`_
|
|
|
|
:参数:
|
|
|
|
* ``pattern: str``: 正则表达式
|
|
* ``flags: Union[int, re.RegexFlag]``: 正则匹配标志
|
|
* ``rule: Optional[Union[Rule, T_RuleChecker]]``: 事件响应规则
|
|
* ``permission: Optional[Permission]``: 事件响应权限
|
|
* ``handlers: Optional[List[T_Handler]]``: 事件处理函数列表
|
|
* ``temp: bool``: 是否为临时事件响应器（仅执行一次）
|
|
* ``priority: int``: 事件响应器优先级
|
|
* ``block: bool``: 是否阻止事件向更低优先级传递
|
|
* ``state: Optional[T_State]``: 默认 state
|
|
* ``state_factory: Optional[T_StateFactory]``: 默认 state 的工厂函数
|
|
|
|
:返回:
|
|
|
|
- ``Type[Matcher]``
|
|
"""
|
|
return self.on_message(rule=regex(pattern, flags) & rule, **kwargs)
|
|
|
|
|
|
def load_plugin(module_path: str) -> Optional[Plugin]:
|
|
"""
|
|
:说明:
|
|
|
|
使用 ``importlib`` 加载单个插件，可以是本地插件或是通过 ``pip`` 安装的插件。
|
|
|
|
:参数:
|
|
|
|
* ``module_path: str``: 插件名称 ``path.to.your.plugin``
|
|
|
|
:返回:
|
|
|
|
- ``Optional[Plugin]``
|
|
"""
|
|
|
|
def _load_plugin(module_path: str) -> Optional[Plugin]:
|
|
try:
|
|
_tmp_matchers.set(set())
|
|
_export.set(Export())
|
|
if module_path in plugins:
|
|
return plugins[module_path]
|
|
elif module_path in sys.modules:
|
|
logger.warning(
|
|
f"Module {module_path} has been loaded by other plugins! Ignored"
|
|
)
|
|
return None
|
|
module = importlib.import_module(module_path)
|
|
for m in _tmp_matchers.get():
|
|
m.module = module_path
|
|
plugin = Plugin(module_path, module, _tmp_matchers.get(),
|
|
_export.get())
|
|
plugins[module_path] = plugin
|
|
logger.opt(
|
|
colors=True).info(f'Succeeded to import "<y>{module_path}</y>"')
|
|
return plugin
|
|
except Exception as e:
|
|
logger.opt(colors=True, exception=e).error(
|
|
f'<r><bg #f8bbd0>Failed to import "{module_path}"</bg #f8bbd0></r>'
|
|
)
|
|
return None
|
|
|
|
context: Context = copy_context()
|
|
return context.run(_load_plugin, module_path)
|
|
|
|
|
|
def load_plugins(*plugin_dir: str) -> Set[Plugin]:
|
|
"""
|
|
:说明:
|
|
|
|
导入目录下多个插件，以 ``_`` 开头的插件不会被导入！
|
|
|
|
:参数:
|
|
|
|
- ``*plugin_dir: str``: 插件路径
|
|
|
|
:返回:
|
|
|
|
- ``Set[Plugin]``
|
|
"""
|
|
|
|
def _load_plugin(module_info) -> Optional[Plugin]:
|
|
_tmp_matchers.set(set())
|
|
_export.set(Export())
|
|
name = module_info.name
|
|
if name.startswith("_"):
|
|
return None
|
|
|
|
spec = module_info.module_finder.find_spec(name, None)
|
|
if not spec:
|
|
logger.warning(
|
|
f"Module {name} cannot be loaded! Check module name first.")
|
|
elif spec.name in plugins:
|
|
return None
|
|
elif spec.name in sys.modules:
|
|
logger.warning(
|
|
f"Module {spec.name} has been loaded by other plugin! Ignored")
|
|
return None
|
|
|
|
try:
|
|
module = _load(spec)
|
|
|
|
for m in _tmp_matchers.get():
|
|
m.module = name
|
|
plugin = Plugin(name, module, _tmp_matchers.get(), _export.get())
|
|
plugins[name] = plugin
|
|
logger.opt(colors=True).info(f'Succeeded to import "<y>{name}</y>"')
|
|
return plugin
|
|
except Exception as e:
|
|
logger.opt(colors=True, exception=e).error(
|
|
f'<r><bg #f8bbd0>Failed to import "{name}"</bg #f8bbd0></r>')
|
|
return None
|
|
|
|
loaded_plugins = set()
|
|
for module_info in pkgutil.iter_modules(plugin_dir):
|
|
context: Context = copy_context()
|
|
result = context.run(_load_plugin, module_info)
|
|
if result:
|
|
loaded_plugins.add(result)
|
|
return loaded_plugins
|
|
|
|
|
|
def load_builtin_plugins(name: str = "echo") -> Optional[Plugin]:
|
|
"""
|
|
:说明:
|
|
|
|
导入 NoneBot 内置插件
|
|
|
|
:返回:
|
|
|
|
- ``Plugin``
|
|
"""
|
|
return load_plugin(f"nonebot.plugins.{name}")
|
|
|
|
|
|
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，与 ``load_plugin`` 参数一致。如果为 ``load_plugins`` 导入的插件，则为文件(夹)名。
|
|
|
|
: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())
|
|
|
|
|
|
def export() -> Export:
|
|
"""
|
|
:说明:
|
|
|
|
获取插件的导出内容对象
|
|
|
|
:返回:
|
|
|
|
- ``Export``
|
|
"""
|
|
return _export.get()
|
|
|
|
|
|
def require(name: str) -> Optional[Export]:
|
|
"""
|
|
:说明:
|
|
|
|
获取一个插件的导出内容
|
|
|
|
:参数:
|
|
|
|
* ``name: str``: 插件名，与 ``load_plugin`` 参数一致。如果为 ``load_plugins`` 导入的插件，则为文件(夹)名。
|
|
|
|
:返回:
|
|
|
|
- ``Optional[Export]``
|
|
"""
|
|
plugin = get_plugin(name) or load_plugin(name)
|
|
return plugin.export if plugin else None
|