mirror of
https://github.com/langbot-app/LangBot.git
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271 lines
10 KiB
Python
271 lines
10 KiB
Python
from __future__ import annotations
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import typing
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import asyncio
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import traceback
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import datetime
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from libs.wecom_api.api import WecomClient
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import langbot_plugin.api.definition.abstract.platform.adapter as abstract_platform_adapter
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from libs.wecom_api.wecomevent import WecomEvent
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from langbot_plugin.api.entities.builtin.command import errors as command_errors
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from ...utils import image
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from ..logger import EventLogger
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import langbot_plugin.api.entities.builtin.platform.message as platform_message
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import langbot_plugin.api.entities.builtin.platform.events as platform_events
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import langbot_plugin.api.entities.builtin.platform.entities as platform_entities
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class WecomMessageConverter(abstract_platform_adapter.AbstractMessageConverter):
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@staticmethod
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async def yiri2target(message_chain: platform_message.MessageChain, bot: WecomClient):
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content_list = []
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for msg in message_chain:
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if type(msg) is platform_message.Plain:
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content_list.append(
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{
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'type': 'text',
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'content': msg.text,
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}
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)
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elif type(msg) is platform_message.Image:
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content_list.append(
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{
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'type': 'image',
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'media_id': await bot.get_media_id(msg),
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}
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)
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elif type(msg) is platform_message.Forward:
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for node in msg.node_list:
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content_list.extend((await WecomMessageConverter.yiri2target(node.message_chain, bot)))
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else:
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content_list.append(
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{
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'type': 'text',
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'content': str(msg),
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}
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)
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return content_list
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@staticmethod
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async def target2yiri(message: str, message_id: int = -1):
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yiri_msg_list = []
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yiri_msg_list.append(platform_message.Source(id=message_id, time=datetime.datetime.now()))
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yiri_msg_list.append(platform_message.Plain(text=message))
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chain = platform_message.MessageChain(yiri_msg_list)
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return chain
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@staticmethod
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async def target2yiri_image(picurl: str, message_id: int = -1):
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yiri_msg_list = []
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yiri_msg_list.append(platform_message.Source(id=message_id, time=datetime.datetime.now()))
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image_base64, image_format = await image.get_wecom_image_base64(pic_url=picurl)
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yiri_msg_list.append(platform_message.Image(base64=f'data:image/{image_format};base64,{image_base64}'))
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chain = platform_message.MessageChain(yiri_msg_list)
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return chain
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class WecomEventConverter(abstract_platform_adapter.AbstractEventConverter):
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@staticmethod
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async def yiri2target(event: platform_events.Event, bot_account_id: int, bot: WecomClient) -> WecomEvent:
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# only for extracting user information
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if type(event) is platform_events.GroupMessage:
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pass
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if type(event) is platform_events.FriendMessage:
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payload = {
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'MsgType': 'text',
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'Content': '',
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'FromUserName': event.sender.id,
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'ToUserName': bot_account_id,
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'CreateTime': int(datetime.datetime.now().timestamp()),
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'AgentID': event.sender.nickname,
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}
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wecom_event = WecomEvent.from_payload(payload=payload)
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if not wecom_event:
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raise ValueError('无法从 message_data 构造 WecomEvent 对象')
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return wecom_event
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@staticmethod
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async def target2yiri(event: WecomEvent):
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"""
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将 WecomEvent 转换为平台的 FriendMessage 对象。
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Args:
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event (WecomEvent): 企业微信事件。
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Returns:
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platform_events.FriendMessage: 转换后的 FriendMessage 对象。
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"""
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# 转换消息链
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if event.type == 'text':
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yiri_chain = await WecomMessageConverter.target2yiri(event.message, event.message_id)
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friend = platform_entities.Friend(
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id=f'u{event.user_id}',
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nickname=str(event.agent_id),
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remark='',
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)
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return platform_events.FriendMessage(sender=friend, message_chain=yiri_chain, time=event.timestamp)
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elif event.type == 'image':
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friend = platform_entities.Friend(
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id=f'u{event.user_id}',
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nickname=str(event.agent_id),
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remark='',
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)
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yiri_chain = await WecomMessageConverter.target2yiri_image(picurl=event.picurl, message_id=event.message_id)
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return platform_events.FriendMessage(sender=friend, message_chain=yiri_chain, time=event.timestamp)
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class WecomAdapter(abstract_platform_adapter.AbstractMessagePlatformAdapter):
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bot: WecomClient
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bot_account_id: str
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message_converter: WecomMessageConverter = WecomMessageConverter()
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event_converter: WecomEventConverter = WecomEventConverter()
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config: dict
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bot_uuid: str = None
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def __init__(self, config: dict, logger: EventLogger):
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# 校验必填项
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required_keys = [
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'corpid',
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'secret',
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'token',
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'EncodingAESKey',
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'contacts_secret',
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]
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missing_keys = [key for key in required_keys if key not in config]
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if missing_keys:
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raise Exception(f'Wecom 缺少配置项: {missing_keys}')
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# 创建运行时 bot 对象，始终使用统一 webhook 模式
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bot = WecomClient(
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corpid=config['corpid'],
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secret=config['secret'],
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token=config['token'],
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EncodingAESKey=config['EncodingAESKey'],
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contacts_secret=config['contacts_secret'],
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logger=logger,
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unified_mode=True,
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)
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super().__init__(
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config=config,
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logger=logger,
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bot=bot,
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bot_account_id="",
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)
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def set_bot_uuid(self, bot_uuid: str):
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"""设置 bot UUID（用于生成 webhook URL）"""
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self.bot_uuid = bot_uuid
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async def reply_message(
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self,
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message_source: platform_events.MessageEvent,
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message: platform_message.MessageChain,
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quote_origin: bool = False,
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):
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Wecom_event = await WecomEventConverter.yiri2target(message_source, self.bot_account_id, self.bot)
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content_list = await WecomMessageConverter.yiri2target(message, self.bot)
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fixed_user_id = Wecom_event.user_id
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# 删掉开头的u
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fixed_user_id = fixed_user_id[1:]
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for content in content_list:
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if content['type'] == 'text':
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await self.bot.send_private_msg(fixed_user_id, Wecom_event.agent_id, content['content'])
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elif content['type'] == 'image':
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await self.bot.send_image(fixed_user_id, Wecom_event.agent_id, content['media_id'])
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async def send_message(self, target_type: str, target_id: str, message: platform_message.MessageChain):
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content_list = await WecomMessageConverter.yiri2target(message, self.bot)
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parts = target_id.split('|')
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user_id = parts[0]
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agent_id = int(parts[1])
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if target_type == 'person':
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for content in content_list:
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if content['type'] == 'text':
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await self.bot.send_private_msg(user_id, agent_id, content['content'])
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if content['type'] == 'image':
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await self.bot.send_image(user_id, agent_id, content['media'])
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def register_listener(
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self,
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event_type: typing.Type[platform_events.Event],
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callback: typing.Callable[
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[platform_events.Event, abstract_platform_adapter.AbstractMessagePlatformAdapter], None
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],
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):
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async def on_message(event: WecomEvent):
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self.bot_account_id = event.receiver_id
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try:
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return await callback(await self.event_converter.target2yiri(event), self)
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except Exception:
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await self.logger.error(f'Error in wecom callback: {traceback.format_exc()}')
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if event_type == platform_events.FriendMessage:
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self.bot.on_message('text')(on_message)
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self.bot.on_message('image')(on_message)
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elif event_type == platform_events.GroupMessage:
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pass
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async def handle_unified_webhook(self, bot_uuid: str, path: str, request):
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"""处理统一 webhook 请求。
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Args:
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bot_uuid: Bot 的 UUID
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path: 子路径（如果有的话）
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request: Quart Request 对象
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Returns:
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响应数据
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"""
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return await self.bot.handle_unified_webhook(request)
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async def run_async(self):
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if self.bot_uuid and hasattr(self.logger, 'ap'):
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try:
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api_port = self.logger.ap.instance_config.data['api']['port']
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webhook_url = f"http://127.0.0.1:{api_port}/bots/{self.bot_uuid}"
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webhook_url_public = f"http://<Your-Public-IP>:{api_port}/bots/{self.bot_uuid}"
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await self.logger.info(f"企业微信 Webhook 回调地址:")
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await self.logger.info(f" 本地地址: {webhook_url}")
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await self.logger.info(f" 公网地址: {webhook_url_public}")
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await self.logger.info(f"请在企业微信后台配置此回调地址")
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except Exception as e:
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await self.logger.warning(f"无法生成 webhook URL: {e}")
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async def keep_alive():
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while True:
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await asyncio.sleep(1)
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await keep_alive()
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async def kill(self) -> bool:
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return False
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async def unregister_listener(
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self,
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event_type: type,
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callback: typing.Callable[
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[platform_events.Event, abstract_platform_adapter.AbstractMessagePlatformAdapter], None
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],
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):
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return super().unregister_listener(event_type, callback)
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async def is_muted(self, group_id: int) -> bool:
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pass
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