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https://github.com/nonebot/nonebot2.git
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9931563d80
1. cannot send complicate message, such as actionCard 2. fix judge current connection mode
249 lines
8.7 KiB
Python
249 lines
8.7 KiB
Python
import json
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import urllib.parse
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import time
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from datetime import datetime
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from typing import Any, Tuple, Union, Optional, TYPE_CHECKING
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import httpx
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from nonebot.log import logger
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from nonebot.utils import escape_tag
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from nonebot.typing import overrides
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from nonebot.message import handle_event
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from nonebot.adapters import Bot as BaseBot
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from nonebot.drivers import Driver, HTTPConnection, HTTPRequest, HTTPResponse
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from .utils import calc_hmac_base64, log
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from .config import Config as DingConfig
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from .message import Message, MessageSegment
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from .exception import NetworkError, ApiNotAvailable, ActionFailed, SessionExpired
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from .event import MessageEvent, PrivateMessageEvent, GroupMessageEvent, ConversationType
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if TYPE_CHECKING:
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from nonebot.config import Config
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SEND = "send"
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class Bot(BaseBot):
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"""
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钉钉 协议 Bot 适配。继承属性参考 `BaseBot <./#class-basebot>`_ 。
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"""
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ding_config: DingConfig
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@property
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def type(self) -> str:
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"""
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- 返回: ``"ding"``
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"""
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return "ding"
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@classmethod
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def register(cls, driver: Driver, config: "Config"):
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super().register(driver, config)
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cls.ding_config = DingConfig(**config.dict())
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@classmethod
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@overrides(BaseBot)
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async def check_permission(
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cls, driver: Driver,
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request: HTTPConnection) -> Tuple[Optional[str], HTTPResponse]:
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"""
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:说明:
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钉钉协议鉴权。参考 `鉴权 <https://ding-doc.dingtalk.com/doc#/serverapi2/elzz1p>`_
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"""
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timestamp = request.headers.get("timestamp")
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sign = request.headers.get("sign")
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# 检查连接方式
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if not isinstance(request, HTTPRequest):
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return None, HTTPResponse(
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405, b"Unsupported connection type, available type: `http`")
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# 检查 timestamp
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if not timestamp:
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return None, HTTPResponse(400, b"Missing `timestamp` Header")
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# 检查 sign
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secret = cls.ding_config.secret
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if secret:
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if not sign:
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log("WARNING", "Missing Signature Header")
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return None, HTTPResponse(400, b"Missing `sign` Header")
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sign_base64 = calc_hmac_base64(str(timestamp), secret)
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if sign != sign_base64.decode('utf-8'):
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log("WARNING", "Signature Header is invalid")
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return None, HTTPResponse(403, b"Signature is invalid")
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else:
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log("WARNING", "Ding signature check ignored!")
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return (json.loads(request.body.decode())["chatbotUserId"],
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HTTPResponse(204, b''))
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@overrides(BaseBot)
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async def handle_message(self, message: bytes):
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data: dict = json.loads(message)
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if not data:
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return
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# 判断消息类型，生成不同的 Event
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try:
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conversation_type = data["conversationType"]
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if conversation_type == ConversationType.private:
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event = PrivateMessageEvent.parse_obj(data)
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elif conversation_type == ConversationType.group:
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event = GroupMessageEvent.parse_obj(data)
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else:
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raise ValueError("Unsupported conversation type")
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except Exception as e:
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log("ERROR", "Event Parser Error", e)
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return
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try:
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await handle_event(self, event)
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except Exception as e:
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logger.opt(colors=True, exception=e).error(
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f"<r><bg #f8bbd0>Failed to handle event. Raw: {escape_tag(str(data))}</bg #f8bbd0></r>"
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)
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return
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@overrides(BaseBot)
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async def _call_api(self,
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api: str,
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event: Optional[MessageEvent] = None,
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**data) -> Any:
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if not isinstance(self.request, HTTPRequest):
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log("ERROR", "Only support http connection.")
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return
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log("DEBUG", f"Calling API <y>{api}</y>")
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params = {}
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# 传入参数有 webhook，则使用传入的 webhook
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webhook = data.get("webhook")
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if webhook:
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secret = data.get("secret")
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if secret:
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# 有这个参数的时候再计算加签的值
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timestamp = str(round(time.time() * 1000))
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params["timestamp"] = timestamp
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hmac_code_base64 = calc_hmac_base64(timestamp, secret)
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sign = urllib.parse.quote_plus(hmac_code_base64)
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params["sign"] = sign
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else:
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# webhook 不存在则使用 event 中的 sessionWebhook
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if event:
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# 确保 sessionWebhook 没有过期
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if int(datetime.now().timestamp()) > int(
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event.sessionWebhookExpiredTime / 1000):
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raise SessionExpired
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webhook = event.sessionWebhook
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else:
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raise ApiNotAvailable
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headers = {}
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message: Message = data.get("message", None)
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if not message:
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raise ValueError("Message not found")
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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(webhook,
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params=params,
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json=message._produce(),
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timeout=self.config.api_timeout)
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if 200 <= response.status_code < 300:
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result = response.json()
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if isinstance(result, dict):
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if result.get("errcode") != 0:
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raise ActionFailed(errcode=result.get("errcode"),
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errmsg=result.get("errmsg"))
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return 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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@overrides(BaseBot)
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async def call_api(self,
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api: str,
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event: Optional[MessageEvent] = None,
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**data) -> Any:
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"""
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:说明:
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调用 钉钉 协议 API
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:参数:
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* ``api: str``: API 名称
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* ``event: Optional[MessageEvent]``: Event 对象
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* ``**data: Any``: API 参数
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:返回:
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- ``Any``: API 调用返回数据
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:异常:
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- ``NetworkError``: 网络错误
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- ``ActionFailed``: API 调用失败
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"""
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return await super().call_api(api, event=event, **data)
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@overrides(BaseBot)
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async def send(self,
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event: MessageEvent,
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message: Union[str, "Message", "MessageSegment"],
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at_sender: bool = False,
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webhook: Optional[str] = None,
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secret: Optional[str] = None,
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**kwargs) -> Any:
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"""
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:说明:
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根据 ``event`` 向触发事件的主体发送消息。
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:参数:
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* ``event: Event``: Event 对象
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* ``message: Union[str, Message, MessageSegment]``: 要发送的消息
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* ``at_sender: bool``: 是否 @ 事件主体
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* ``webhook: Optional[str]``: 该条消息将调用的 webhook 地址。不传则将使用 sessionWebhook，若其也不存在，该条消息不发送，使用自定义 webhook 时注意你设置的安全方式，如加关键词，IP地址，加签等等。
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* ``secret: Optional[str]``: 如果你使用自定义的 webhook 地址，推荐使用加签方式对消息进行验证，将 `机器人安全设置页面，加签一栏下面显示的SEC开头的字符串` 传入这个参数即可。
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* ``**kwargs``: 覆盖默认参数
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:返回:
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- ``Any``: API 调用返回数据
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:异常:
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- ``ValueError``: 缺少 ``user_id``, ``group_id``
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- ``NetworkError``: 网络错误
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- ``ActionFailed``: API 调用失败
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"""
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msg = message if isinstance(message, Message) else Message(message)
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at_sender = at_sender and bool(event.senderId)
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params = {}
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params["event"] = event
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if webhook:
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params["webhook"] = webhook
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params["secret"] = secret
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params.update(kwargs)
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if at_sender and event.conversationType != ConversationType.private:
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params[
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"message"] = f"@{event.senderId} " + msg + MessageSegment.atDingtalkIds(
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event.senderId)
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else:
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params["message"] = msg
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return await self.call_api(SEND, **params)
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