Files
LangBot/pkg/platform/sources/gewechat.py
Junyan Qin (Chin) 209f16af76 style: introduce ruff as linter and formatter (#1356)
* style: remove necessary imports

* style: fix F841

* style: fix F401

* style: fix F811

* style: fix E402

* style: fix E721

* style: fix E722

* style: fix E722

* style: fix F541

* style: ruff format

* style: all passed

* style: add ruff in deps

* style: more ignores in ruff.toml

* style: add pre-commit
2025-04-29 17:24:07 +08:00

486 lines
19 KiB
Python
Raw Blame History

This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
from __future__ import annotations
import gewechat_client
import typing
import asyncio
import traceback
import time
import re
import base64
import copy
import threading
import quart
import aiohttp
from .. import adapter
from ...core import app
from ..types import message as platform_message
from ..types import events as platform_events
from ..types import entities as platform_entities
from ...utils import image
import xml.etree.ElementTree as ET
class GewechatMessageConverter(adapter.MessageConverter):
def __init__(self, config: dict):
self.config = config
@staticmethod
async def yiri2target(message_chain: platform_message.MessageChain) -> list[dict]:
content_list = []
for component in message_chain:
if isinstance(component, platform_message.At):
content_list.append({'type': 'at', 'target': component.target})
elif isinstance(component, platform_message.Plain):
content_list.append({'type': 'text', 'content': component.text})
elif isinstance(component, platform_message.Image):
if not component.url:
pass
content_list.append({'type': 'image', 'image': component.url})
elif isinstance(component, platform_message.Voice):
content_list.append(
{'type': 'voice', 'url': component.url, 'length': component.length}
)
elif isinstance(component, platform_message.Forward):
for node in component.node_list:
content_list.extend(
await GewechatMessageConverter.yiri2target(node.message_chain)
)
return content_list
async def target2yiri(
self, message: dict, bot_account_id: str
) -> platform_message.MessageChain:
if message['Data']['MsgType'] == 1:
# 检查消息开头,如果有 wxid_sbitaz0mt65n22:\n 则删掉
regex = re.compile(r'^wxid_.*:')
# print(message)
line_split = message['Data']['Content']['string'].split('\n')
if len(line_split) > 0 and regex.match(line_split[0]):
message['Data']['Content']['string'] = '\n'.join(line_split[1:])
# 正则表达式模式,匹配'@'后跟任意数量的非空白字符
pattern = r'@\S+'
at_string = f'@{bot_account_id}'
content_list = []
if at_string in message['Data']['Content']['string']:
content_list.append(platform_message.At(target=bot_account_id))
content_list.append(
platform_message.Plain(
message['Data']['Content']['string'].replace(at_string, '', 1)
)
)
# 更优雅的替换改名后@机器人仅仅限于单独AT的情况
elif (
'PushContent' in message['Data']
and '在群聊中@了你' in message['Data']['PushContent']
):
if (
'@所有人' in message['Data']['Content']['string']
): # at全员时候传入atll不当作at自己
content_list.append(platform_message.AtAll())
else:
content_list.append(platform_message.At(target=bot_account_id))
content_list.append(
platform_message.Plain(
re.sub(pattern, '', message['Data']['Content']['string'])
)
)
else:
content_list = [
platform_message.Plain(message['Data']['Content']['string'])
]
return platform_message.MessageChain(content_list)
elif message['Data']['MsgType'] == 3:
image_xml = message['Data']['Content']['string']
if not image_xml:
return platform_message.MessageChain(
[platform_message.Plain(text='[图片内容为空]')]
)
try:
base64_str, image_format = await image.get_gewechat_image_base64(
gewechat_url=self.config['gewechat_url'],
gewechat_file_url=self.config['gewechat_file_url'],
app_id=self.config['app_id'],
xml_content=image_xml,
token=self.config['token'],
image_type=2,
)
return platform_message.MessageChain(
[
platform_message.Image(
base64=f'data:image/{image_format};base64,{base64_str}'
)
]
)
except Exception as e:
print(f'处理图片消息失败: {str(e)}')
return platform_message.MessageChain(
[platform_message.Plain(text='[图片处理失败]')]
)
elif message['Data']['MsgType'] == 34:
audio_base64 = message['Data']['ImgBuf']['buffer']
return platform_message.MessageChain(
[
platform_message.Voice(
base64=f'data:audio/silk;base64,{audio_base64}'
)
]
)
elif message['Data']['MsgType'] == 49:
# 支持微信聊天记录的消息类型,将 XML 内容转换为 MessageChain 传递
try:
content = message['Data']['Content']['string']
# 有三种可能的消息结构weid开头私聊直接<?xml>和直接<msg>
if content.startswith('wxid'):
xml_list = content.split('\n')[2:]
xml_data = '\n'.join(xml_list)
elif content.startswith('<?xml'):
xml_list = content.split('\n')[1:]
xml_data = '\n'.join(xml_list)
else:
xml_data = content
content_data = ET.fromstring(xml_data)
# print(xml_data)
# 拿到细分消息类型按照gewe接口中描述
"""
小程序33/36
引用消息57
转账消息2000
红包消息2001
视频号消息51
"""
appmsg_data = content_data.find('.//appmsg')
data_type = appmsg_data.find('.//type').text
if data_type == '57':
user_data = appmsg_data.find('.//title').text # 拿到用户消息
quote_data = (
appmsg_data.find('.//refermsg').find('.//content').text
) # 引用原文
sender_id = (
appmsg_data.find('.//refermsg').find('.//chatusr').text
) # 引用用户id
from_name = message['Data']['FromUserName']['string']
message_list = []
if (
message['Wxid'] == sender_id and from_name.endswith('@chatroom')
): # 因为引用机制暂时无法响应用户所以当引用用户是机器人是构建一个at激活机器人
message_list.append(platform_message.At(target=bot_account_id))
message_list.append(
platform_message.Quote(
sender_id=sender_id,
origin=platform_message.MessageChain(
[platform_message.Plain(quote_data)]
),
)
)
message_list.append(platform_message.Plain(user_data))
return platform_message.MessageChain(message_list)
elif data_type == '51':
return platform_message.MessageChain(
[platform_message.Plain(text='[视频号消息]')]
)
# print(content_data)
elif data_type == '2000':
return platform_message.MessageChain(
[platform_message.Plain(text='[转账消息]')]
)
elif data_type == '2001':
return platform_message.MessageChain(
[platform_message.Plain(text='[红包消息]')]
)
elif data_type == '5':
return platform_message.MessageChain(
[platform_message.Plain(text='[公众号消息]')]
)
elif data_type == '33' or data_type == '36':
return platform_message.MessageChain(
[platform_message.Plain(text='[小程序消息]')]
)
# print(data_type.text)
else:
try:
content_bytes = content.encode('utf-8')
decoded_content = base64.b64decode(content_bytes)
return platform_message.MessageChain(
[platform_message.Unknown(content=decoded_content)]
)
except Exception:
return platform_message.MessageChain(
[platform_message.Plain(text=content)]
)
except Exception as e:
print(f'Error processing type 49 message: {str(e)}')
return platform_message.MessageChain(
[platform_message.Plain(text='[无法解析的消息]')]
)
class GewechatEventConverter(adapter.EventConverter):
def __init__(self, config: dict):
self.config = config
self.message_converter = GewechatMessageConverter(config)
@staticmethod
async def yiri2target(event: platform_events.MessageEvent) -> dict:
pass
async def target2yiri(
self, event: dict, bot_account_id: str
) -> platform_events.MessageEvent:
# print(event)
# 排除自己发消息回调回答问题
if event['Wxid'] == event['Data']['FromUserName']['string']:
return None
# 排除公众号以及微信团队消息
if event['Data']['FromUserName']['string'].startswith('gh_') or event['Data'][
'FromUserName'
]['string'].startswith('weixin'):
return None
message_chain = await self.message_converter.target2yiri(
copy.deepcopy(event), bot_account_id
)
if not message_chain:
return None
if '@chatroom' in event['Data']['FromUserName']['string']:
# 找出开头的 wxid_ 字符串,以:结尾
sender_wxid = event['Data']['Content']['string'].split(':')[0]
return platform_events.GroupMessage(
sender=platform_entities.GroupMember(
id=sender_wxid,
member_name=event['Data']['FromUserName']['string'],
permission=platform_entities.Permission.Member,
group=platform_entities.Group(
id=event['Data']['FromUserName']['string'],
name=event['Data']['FromUserName']['string'],
permission=platform_entities.Permission.Member,
),
special_title='',
join_timestamp=0,
last_speak_timestamp=0,
mute_time_remaining=0,
),
message_chain=message_chain,
time=event['Data']['CreateTime'],
source_platform_object=event,
)
else:
return platform_events.FriendMessage(
sender=platform_entities.Friend(
id=event['Data']['FromUserName']['string'],
nickname=event['Data']['FromUserName']['string'],
remark='',
),
message_chain=message_chain,
time=event['Data']['CreateTime'],
source_platform_object=event,
)
class GeWeChatAdapter(adapter.MessagePlatformAdapter):
name: str = 'gewechat' # 定义适配器名称
bot: gewechat_client.GewechatClient
quart_app: quart.Quart
bot_account_id: str
config: dict
ap: app.Application
message_converter: GewechatMessageConverter
event_converter: GewechatEventConverter
listeners: typing.Dict[
typing.Type[platform_events.Event],
typing.Callable[[platform_events.Event, adapter.MessagePlatformAdapter], None],
] = {}
def __init__(self, config: dict, ap: app.Application):
self.config = config
self.ap = ap
self.quart_app = quart.Quart(__name__)
self.message_converter = GewechatMessageConverter(config)
self.event_converter = GewechatEventConverter(config)
@self.quart_app.route('/gewechat/callback', methods=['POST'])
async def gewechat_callback():
data = await quart.request.json
# print(json.dumps(data, indent=4, ensure_ascii=False))
if 'data' in data:
data['Data'] = data['data']
if 'type_name' in data:
data['TypeName'] = data['type_name']
# print(json.dumps(data, indent=4, ensure_ascii=False))
if 'testMsg' in data:
return 'ok'
elif 'TypeName' in data and data['TypeName'] == 'AddMsg':
try:
event = await self.event_converter.target2yiri(
data.copy(), self.bot_account_id
)
except Exception:
traceback.print_exc()
if event.__class__ in self.listeners:
await self.listeners[event.__class__](event, self)
return 'ok'
async def send_message(
self, target_type: str, target_id: str, message: platform_message.MessageChain
):
geweap_msg = await self.message_converter.yiri2target(message)
# 此处加上群消息at处理
ats = [item['target'] for item in geweap_msg if item['type'] == 'at']
for msg in geweap_msg:
# at主动发送消息
if msg['type'] == 'text':
if ats:
member_info = self.bot.get_chatroom_member_detail(
self.config['app_id'], target_id, ats[::-1]
)['data']
for member in member_info:
msg['content'] = f'@{member["nickName"]} {msg["content"]}'
self.bot.post_text(
app_id=self.config['app_id'],
to_wxid=target_id,
content=msg['content'],
ats=','.join(ats),
)
elif msg['type'] == 'image':
self.bot.post_image(
app_id=self.config['app_id'],
to_wxid=target_id,
img_url=msg['image'],
)
async def reply_message(
self,
message_source: platform_events.MessageEvent,
message: platform_message.MessageChain,
quote_origin: bool = False,
):
content_list = await self.message_converter.yiri2target(message)
ats = [item['target'] for item in content_list if item['type'] == 'at']
for msg in content_list:
if msg['type'] == 'text':
if ats:
member_info = self.bot.get_chatroom_member_detail(
self.config['app_id'],
message_source.source_platform_object['Data']['FromUserName'][
'string'
],
ats[::-1],
)['data']
for member in member_info:
msg['content'] = f'@{member["nickName"]} {msg["content"]}'
self.bot.post_text(
app_id=self.config['app_id'],
to_wxid=message_source.source_platform_object['Data'][
'FromUserName'
]['string'],
content=msg['content'],
ats=','.join(ats),
)
async def is_muted(self, group_id: int) -> bool:
pass
def register_listener(
self,
event_type: typing.Type[platform_events.Event],
callback: typing.Callable[
[platform_events.Event, adapter.MessagePlatformAdapter], None
],
):
self.listeners[event_type] = callback
def unregister_listener(
self,
event_type: typing.Type[platform_events.Event],
callback: typing.Callable[
[platform_events.Event, adapter.MessagePlatformAdapter], None
],
):
pass
async def run_async(self):
if not self.config['token']:
async with aiohttp.ClientSession() as session:
async with session.post(
f'{self.config["gewechat_url"]}/v2/api/tools/getTokenId',
json={'app_id': self.config['app_id']},
) as response:
if response.status != 200:
raise Exception(
f'获取gewechat token失败: {await response.text()}'
)
self.config['token'] = (await response.json())['data']
self.bot = gewechat_client.GewechatClient(
f'{self.config["gewechat_url"]}/v2/api', self.config['token']
)
app_id, error_msg = self.bot.login(self.config['app_id'])
if error_msg:
raise Exception(f'Gewechat 登录失败: {error_msg}')
self.config['app_id'] = app_id
self.ap.logger.info(f'Gewechat 登录成功app_id: {app_id}')
await self.ap.platform_mgr.write_back_config('gewechat', self, self.config)
# 获取 nickname
profile = self.bot.get_profile(self.config['app_id'])
self.bot_account_id = profile['data']['nickName']
def thread_set_callback():
time.sleep(3)
ret = self.bot.set_callback(
self.config['token'], self.config['callback_url']
)
print('设置 Gewechat 回调:', ret)
threading.Thread(target=thread_set_callback).start()
async def shutdown_trigger_placeholder():
while True:
await asyncio.sleep(1)
await self.quart_app.run_task(
host='0.0.0.0',
port=self.config['port'],
shutdown_trigger=shutdown_trigger_placeholder,
)
async def kill(self) -> bool:
pass