mirror of
https://github.com/nonebot/nonebot2.git
synced 2024-11-28 16:16:21 +08:00
398 lines
12 KiB
Python
398 lines
12 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import re
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import sys
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import asyncio
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import httpx
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from nonebot.config import Config
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from nonebot.message import handle_event
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from nonebot.typing import overrides, Driver, WebSocket, NoReturn
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from nonebot.typing import Any, Dict, Union, Tuple, Iterable, Optional
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from nonebot.exception import NetworkError, ActionFailed, ApiNotAvailable
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from nonebot.adapters import BaseBot, BaseEvent, BaseMessage, BaseMessageSegment
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def escape(s: str, *, escape_comma: bool = True) -> str:
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"""
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对字符串进行 CQ 码转义。
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``escape_comma`` 参数控制是否转义逗号（``,``）。
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"""
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s = s.replace("&", "&") \
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.replace("[", "[") \
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.replace("]", "]")
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if escape_comma:
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s = s.replace(",", ",")
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return s
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def unescape(s: str) -> str:
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"""对字符串进行 CQ 码去转义。"""
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return s.replace(",", ",") \
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.replace("[", "[") \
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.replace("]", "]") \
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.replace("&", "&")
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def _b2s(b: bool) -> str:
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return str(b).lower()
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def _handle_api_result(result: Optional[Dict[str, Any]]) -> Any:
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if isinstance(result, dict):
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if result.get("status") == "failed":
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raise ActionFailed(retcode=result.get("retcode"))
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return result.get("data")
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class ResultStore:
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_seq = 1
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_futures: Dict[int, asyncio.Future] = {}
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@classmethod
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def get_seq(cls) -> int:
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s = cls._seq
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cls._seq = (cls._seq + 1) % sys.maxsize
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return s
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@classmethod
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def add_result(cls, result: Dict[str, Any]):
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if isinstance(result.get("echo"), dict) and \
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isinstance(result["echo"].get("seq"), int):
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future = cls._futures.get(result["echo"]["seq"])
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if future:
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future.set_result(result)
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@classmethod
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async def fetch(cls, seq: int, timeout: float) -> Dict[str, Any]:
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future = asyncio.get_event_loop().create_future()
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cls._futures[seq] = future
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try:
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return await asyncio.wait_for(future, timeout)
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except asyncio.TimeoutError:
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raise NetworkError("WebSocket API call timeout")
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finally:
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del cls._futures[seq]
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class Bot(BaseBot):
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def __init__(self,
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driver: Driver,
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connection_type: str,
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config: Config,
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self_id: str,
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*,
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websocket: WebSocket = None):
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if connection_type not in ["http", "websocket"]:
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raise ValueError("Unsupported connection type")
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super().__init__(driver,
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connection_type,
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config,
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self_id,
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websocket=websocket)
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@property
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@overrides(BaseBot)
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def type(self) -> str:
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return "cqhttp"
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@overrides(BaseBot)
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async def handle_message(self, message: dict):
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if not message:
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return
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event = Event(message)
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await handle_event(self, event)
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@overrides(BaseBot)
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async def call_api(self, api: str, **data) -> Union[Any, NoReturn]:
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if "self_id" in data:
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self_id = str(data.pop("self_id"))
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bot = self.driver.bots[self_id]
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return await bot.call_api(api, **data)
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if self.type == "websocket":
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seq = ResultStore.get_seq()
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await self.websocket.send({
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"action": api,
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"params": data,
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"echo": {
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"seq": seq
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}
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})
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return _handle_api_result(await ResultStore.fetch(
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seq, self.config.api_timeout))
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elif self.type == "http":
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api_root = self.config.api_root.get(self.self_id)
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if not api_root:
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raise ApiNotAvailable
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elif not api_root.endswith("/"):
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api_root += "/"
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headers = {}
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if self.config.access_token:
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headers["Authorization"] = "Bearer " + self.config.access_token
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try:
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async with httpx.AsyncClient(headers=headers) as client:
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response = await client.post(api_root + api, json=data)
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if 200 <= response.status_code < 300:
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result = response.json()
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return _handle_api_result(result)
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raise NetworkError(f"HTTP request received unexpected "
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f"status code: {response.status_code}")
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except httpx.InvalidURL:
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raise NetworkError("API root url invalid")
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except httpx.HTTPError:
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raise NetworkError("HTTP request failed")
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class Event(BaseEvent):
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def __init__(self, raw_event: dict):
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if "message" in raw_event:
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raw_event["message"] = Message(raw_event["message"])
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super().__init__(raw_event)
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@property
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@overrides(BaseEvent)
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def type(self) -> str:
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return self._raw_event["post_type"]
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@type.setter
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@overrides(BaseEvent)
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def type(self, value) -> None:
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self._raw_event["post_type"] = value
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@property
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@overrides(BaseEvent)
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def detail_type(self) -> str:
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return self._raw_event[f"{self.type}_type"]
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@detail_type.setter
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@overrides(BaseEvent)
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def detail_type(self, value) -> None:
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self._raw_event[f"{self.type}_type"] = value
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@property
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@overrides(BaseEvent)
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def sub_type(self) -> Optional[str]:
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return self._raw_event.get("sub_type")
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@type.setter
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@overrides(BaseEvent)
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def sub_type(self, value) -> None:
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self._raw_event["sub_type"] = value
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class MessageSegment(BaseMessageSegment):
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@overrides(BaseMessageSegment)
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def __str__(self):
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type_ = self.type
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data = self.data.copy()
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# process special types
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if type_ == "at_all":
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type_ = "at"
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data = {"qq": "all"}
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elif type_ == "poke":
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type_ = "shake"
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data.clear()
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elif type_ == "text":
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return escape(data.get("text", ""), escape_comma=False)
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params = ",".join([f"{k}={escape(str(v))}" for k, v in data.items()])
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return f"[CQ:{type_}{',' if params else ''}{params}]"
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@overrides(BaseMessageSegment)
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def __add__(self, other) -> "Message":
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return Message(self) + other
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@staticmethod
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def anonymous(ignore_failure: bool = False) -> "MessageSegment":
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return MessageSegment("anonymous", {"ignore": _b2s(ignore_failure)})
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@staticmethod
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def at(user_id: int) -> "MessageSegment":
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return MessageSegment("at", {"qq": str(user_id)})
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@staticmethod
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def at_all() -> "MessageSegment":
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return MessageSegment("at_all")
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@staticmethod
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def contact_group(group_id: int) -> "MessageSegment":
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return MessageSegment("contact", {"type": "group", "id": str(group_id)})
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@staticmethod
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def contact_user(user_id: int) -> "MessageSegment":
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return MessageSegment("contact", {"type": "qq", "id": str(user_id)})
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@staticmethod
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def face(id_: int) -> "MessageSegment":
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return MessageSegment("face", {"id": str(id_)})
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@staticmethod
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def forward(id_: str) -> "MessageSegment":
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return MessageSegment("forward", {"id": id_})
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@staticmethod
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def image(file: str) -> "MessageSegment":
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return MessageSegment("image", {"file": file})
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@staticmethod
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def location(latitude: float,
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longitude: float,
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title: str = "",
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content: str = "") -> "MessageSegment":
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return MessageSegment(
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"location", {
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"lat": str(latitude),
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"lon": str(longitude),
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"title": title,
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"content": content
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})
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@staticmethod
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def magic_face(type_: str) -> "MessageSegment":
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if type_ not in ["dice", "rpc"]:
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raise ValueError(
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f"Coolq doesn't support magic face type {type_}. Supported types: dice, rpc."
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)
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return MessageSegment("magic_face", {"type": type_})
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@staticmethod
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def music(type_: str,
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id_: int,
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style: Optional[int] = None) -> "MessageSegment":
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if style is None:
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return MessageSegment("music", {"type": type_, "id": id_})
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else:
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return MessageSegment("music", {
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"type": type_,
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"id": id_,
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"style": style
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})
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@staticmethod
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def music_custom(type_: str,
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url: str,
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audio: str,
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title: str,
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content: str = "",
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img_url: str = "") -> "MessageSegment":
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return MessageSegment(
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"music", {
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"type": type_,
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"url": url,
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"audio": audio,
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"title": title,
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"content": content,
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"image": img_url
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})
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@staticmethod
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def node(id_: int) -> "MessageSegment":
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return MessageSegment("node", {"id": str(id_)})
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@staticmethod
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def node_custom(name: str, uin: int,
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content: "Message") -> "MessageSegment":
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return MessageSegment("node", {
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"name": name,
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"uin": str(uin),
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"content": str(content)
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})
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@staticmethod
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def poke(type_: str = "Poke") -> "MessageSegment":
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if type_ not in ["Poke"]:
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raise ValueError(
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f"Coolq doesn't support poke type {type_}. Supported types: Poke."
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)
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return MessageSegment("poke", {"type": type_})
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@staticmethod
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def record(file: str, magic: bool = False) -> "MessageSegment":
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return MessageSegment("record", {"file": file, "magic": _b2s(magic)})
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@staticmethod
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def replay(id_: int) -> "MessageSegment":
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return MessageSegment("replay", {"id": str(id_)})
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@staticmethod
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def share(url: str = "",
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title: str = "",
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content: str = "",
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img_url: str = "") -> "MessageSegment":
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return MessageSegment("share", {
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"url": url,
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"title": title,
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"content": content,
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"img_url": img_url
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})
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@staticmethod
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def text(text: str) -> "MessageSegment":
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return MessageSegment("text", {"text": text})
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class Message(BaseMessage):
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@staticmethod
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@overrides(BaseMessage)
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def _construct(msg: Union[str, dict, list]) -> Iterable[MessageSegment]:
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if isinstance(msg, dict):
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yield MessageSegment(msg["type"], msg.get("data") or {})
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return
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elif isinstance(msg, list):
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for seg in msg:
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yield MessageSegment(seg["type"], seg.get("data") or {})
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return
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def _iter_message() -> Iterable[Tuple[str, str]]:
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text_begin = 0
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for cqcode in re.finditer(
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r"\[CQ:(?P<type>[a-zA-Z0-9-_.]+)"
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r"(?P<params>"
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r"(?:,[a-zA-Z0-9-_.]+=?[^,\]]*)*"
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r"),?\]", msg):
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yield "text", unescape(msg[text_begin:cqcode.pos +
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cqcode.start()])
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text_begin = cqcode.pos + cqcode.end()
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yield cqcode.group("type"), cqcode.group("params").lstrip(",")
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yield "text", unescape(msg[text_begin:])
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for type_, data in _iter_message():
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if type_ == "text":
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if data:
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# only yield non-empty text segment
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yield MessageSegment(type_, {"text": data})
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else:
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data = {
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k: v for k, v in map(
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lambda x: x.split("=", maxsplit=1),
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filter(lambda x: x, (
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x.lstrip() for x in data.split(","))))
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}
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if type_ == "at" and data["qq"] == "all":
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type_ = "at_all"
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data.clear()
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elif type_ in ["dice", "rpc"]:
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type_ = "magic_face"
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data["type"] = type_
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elif type_ == "shake":
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type_ = "poke"
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data["type"] = "Poke"
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yield MessageSegment(type_, data)
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