mirror of
https://github.com/nonebot/nonebot2.git
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commit
e14d3d8d73
@ -32,6 +32,36 @@ Driver 基类。将后端框架封装,以满足适配器使用。
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### `_ws_connection_hook`
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* **类型**
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`Set[T_WebSocketConnectionHook]`
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* **说明**
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WebSocket 连接建立时执行的函数
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### `_ws_disconnection_hook`
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* **类型**
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`Set[T_WebSocketDisconnectionHook]`
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* **说明**
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WebSocket 连接断开时执行的函数
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### _abstract_ `__init__(env, config)`
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@ -154,6 +184,48 @@ Driver 基类。将后端框架封装,以满足适配器使用。
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注册一个在驱动停止时运行的函数
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### `on_bot_connect(func)`
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* **说明**
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装饰一个函数使他在 bot 通过 WebSocket 连接成功时执行。
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* **函数参数**
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* `bot: Bot`: 当前连接上的 Bot 对象
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### `on_bot_disconnect(func)`
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* **说明**
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装饰一个函数使他在 bot 通过 WebSocket 连接断开时执行。
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* **函数参数**
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* `bot: Bot`: 当前连接上的 Bot 对象
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### `_bot_connect(bot)`
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在 WebSocket 连接成功后,调用该函数来注册 bot 对象
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### `_bot_disconnect(bot)`
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在 WebSocket 连接断开后,调用该函数来注销 bot 对象
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### _abstract_ `run(host=None, port=None, *args, **kwargs)`
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@ -46,6 +46,38 @@ sidebarDepth: 0
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## `T_WebSocketConnectionHook`
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* **类型**
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`Callable[[Bot], Awaitable[None]]`
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* **说明**
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WebSocket 连接建立时执行的函数
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## `T_WebSocketDisconnectionHook`
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* **类型**
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`Callable[[Bot], Awaitable[None]]`
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* **说明**
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WebSocket 连接断开时执行的函数
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## `T_EventPreProcessor`
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@ -6,10 +6,12 @@
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"""
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import abc
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from typing import Dict, Type, Optional, Callable, TYPE_CHECKING
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import asyncio
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from typing import Set, Dict, Type, Optional, Callable, TYPE_CHECKING
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from nonebot.log import logger
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from nonebot.config import Env, Config
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from nonebot.typing import T_WebSocketConnectionHook, T_WebSocketDisconnectionHook
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if TYPE_CHECKING:
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from nonebot.adapters import Bot
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@ -25,6 +27,16 @@ class Driver(abc.ABC):
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:类型: ``Dict[str, Type[Bot]]``
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:说明: 已注册的适配器列表
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"""
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_ws_connection_hook: Set[T_WebSocketConnectionHook] = set()
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"""
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:类型: ``Set[T_WebSocketConnectionHook]``
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:说明: WebSocket 连接建立时执行的函数
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"""
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_ws_disconnection_hook: Set[T_WebSocketDisconnectionHook] = set()
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"""
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:类型: ``Set[T_WebSocketDisconnectionHook]``
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:说明: WebSocket 连接断开时执行的函数
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"""
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@abc.abstractmethod
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def __init__(self, env: Env, config: Config):
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@ -93,8 +105,12 @@ class Driver(abc.ABC):
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@property
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def bots(self) -> Dict[str, "Bot"]:
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"""
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:类型: ``Dict[str, Bot]``
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:说明: 获取当前所有已连接的 Bot
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:类型:
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``Dict[str, Bot]``
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:说明:
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获取当前所有已连接的 Bot
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"""
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return self._clients
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@ -108,6 +124,68 @@ class Driver(abc.ABC):
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"""注册一个在驱动停止时运行的函数"""
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raise NotImplementedError
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def on_bot_connect(
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self, func: T_WebSocketConnectionHook) -> T_WebSocketConnectionHook:
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"""
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:说明:
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装饰一个函数使他在 bot 通过 WebSocket 连接成功时执行。
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:函数参数:
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* ``bot: Bot``: 当前连接上的 Bot 对象
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"""
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self._ws_connection_hook.add(func)
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return func
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def on_bot_disconnect(
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self,
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func: T_WebSocketDisconnectionHook) -> T_WebSocketDisconnectionHook:
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"""
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:说明:
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装饰一个函数使他在 bot 通过 WebSocket 连接断开时执行。
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:函数参数:
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* ``bot: Bot``: 当前连接上的 Bot 对象
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"""
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self._ws_disconnection_hook.add(func)
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return func
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def _bot_connect(self, bot: "Bot") -> None:
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"""在 WebSocket 连接成功后,调用该函数来注册 bot 对象"""
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self._clients[bot.self_id] = bot
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async def _run_hook(bot: "Bot") -> None:
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coros = list(map(lambda x: x(bot), self._ws_connection_hook))
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if coros:
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try:
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await asyncio.gather(*coros)
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except Exception as e:
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logger.opt(colors=True, exception=e).error(
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"<r><bg #f8bbd0>Error when running WebSocketConnection hook. "
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"Running cancelled!</bg #f8bbd0></r>")
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asyncio.create_task(_run_hook(bot))
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def _bot_disconnect(self, bot: "Bot") -> None:
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"""在 WebSocket 连接断开后,调用该函数来注销 bot 对象"""
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if bot.self_id in self._clients:
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del self._clients[bot.self_id]
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async def _run_hook(bot: "Bot") -> None:
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coros = list(map(lambda x: x(bot), self._ws_disconnection_hook))
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if coros:
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try:
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await asyncio.gather(*coros)
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except Exception as e:
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logger.opt(colors=True, exception=e).error(
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"<r><bg #f8bbd0>Error when running WebSocketDisConnection hook. "
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"Running cancelled!</bg #f8bbd0></r>")
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asyncio.create_task(_run_hook(bot))
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@abc.abstractmethod
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def run(self,
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host: Optional[str] = None,
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@ -188,11 +188,12 @@ class Driver(BaseDriver):
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bot = BotClass(self, "websocket", self.config, x_self_id, websocket=ws)
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await ws.accept()
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self._clients[x_self_id] = bot
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logger.opt(colors=True).info(
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f"WebSocket Connection from <y>{adapter.upper()} "
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f"Bot {x_self_id}</y> Accepted!")
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self._bot_connect(bot)
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try:
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while not ws.closed:
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data = await ws.receive()
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@ -202,7 +203,7 @@ class Driver(BaseDriver):
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asyncio.create_task(bot.handle_message(data))
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finally:
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del self._clients[x_self_id]
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self._bot_disconnect(bot)
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class WebSocket(BaseWebSocket):
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@ -54,6 +54,23 @@ T_StateFactory = Callable[["Bot", "Event"], Awaitable[T_State]]
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事件处理状态 State 类工厂函数
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"""
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T_WebSocketConnectionHook = Callable[["Bot"], Awaitable[None]]
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"""
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:类型: ``Callable[[Bot], Awaitable[None]]``
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:说明:
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WebSocket 连接建立时执行的函数
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"""
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T_WebSocketDisconnectionHook = Callable[["Bot"], Awaitable[None]]
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"""
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:类型: ``Callable[[Bot], Awaitable[None]]``
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:说明:
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WebSocket 连接断开时执行的函数
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"""
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T_EventPreProcessor = Callable[["Bot", "Event", T_State], Awaitable[None]]
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"""
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:类型: ``Callable[[Bot, Event, T_State], Awaitable[None]]``
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14
tests/test_plugins/test_ws_hook.py
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14
tests/test_plugins/test_ws_hook.py
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@ -0,0 +1,14 @@
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import nonebot
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from nonebot.adapters import Bot
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driver = nonebot.get_driver()
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@driver.on_bot_connect
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async def connect(bot: Bot) -> None:
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print("Connect", bot)
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@driver.on_bot_disconnect
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async def disconnect(bot: Bot) -> None:
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print("Disconnect", bot)
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