Files
chatgpt-on-wechat/channel/wechatcom/wechatcom_channel.py
2023-04-20 01:03:04 +08:00

106 lines
3.9 KiB
Python

#!/usr/bin/env python
# -*- coding=utf-8 -*-
import web
from wechatpy.enterprise import WeChatClient, create_reply, parse_message
from wechatpy.enterprise.crypto import WeChatCrypto
from wechatpy.enterprise.exceptions import InvalidCorpIdException
from wechatpy.exceptions import InvalidSignatureException
from bridge.context import Context
from bridge.reply import Reply, ReplyType
from channel.chat_channel import ChatChannel
from channel.wechatcom.wechatcom_message import WechatComMessage
from common.log import logger
from common.singleton import singleton
from config import conf
@singleton
class WechatComChannel(ChatChannel):
NOT_SUPPORT_REPLYTYPE = [ReplyType.IMAGE, ReplyType.VOICE]
def __init__(self):
super().__init__()
self.corp_id = conf().get("wechatcom_corp_id")
self.secret = conf().get("wechatcom_secret")
self.agent_id = conf().get("wechatcom_agent_id")
self.token = conf().get("wechatcom_token")
self.aes_key = conf().get("wechatcom_aes_key")
print(self.corp_id, self.secret, self.agent_id, self.token, self.aes_key)
logger.info(
"[wechatcom] init: corp_id: {}, secret: {}, agent_id: {}, token: {}, aes_key: {}".format(
self.corp_id, self.secret, self.agent_id, self.token, self.aes_key
)
)
self.crypto = WeChatCrypto(self.token, self.aes_key, self.corp_id)
self.client = WeChatClient(self.corp_id, self.secret) # todo: 这里可能有线程安全问题
def startup(self):
# start message listener
urls = ("/wxcom", "channel.wechatcom.wechatcom_channel.Query")
app = web.application(urls, globals(), autoreload=False)
port = conf().get("wechatcom_port", 8080)
web.httpserver.runsimple(app.wsgifunc(), ("0.0.0.0", port))
def send(self, reply: Reply, context: Context):
print("send reply: ", reply.content, context["receiver"])
receiver = context["receiver"]
reply_text = reply.content
self.client.message.send_text(self.agent_id, receiver, reply_text)
logger.info("[send] Do send to {}: {}".format(receiver, reply_text))
class Query:
def GET(self):
channel = WechatComChannel()
params = web.input()
signature = params.msg_signature
timestamp = params.timestamp
nonce = params.nonce
echostr = params.echostr
print(params)
try:
echostr = channel.crypto.check_signature(
signature, timestamp, nonce, echostr
)
except InvalidSignatureException:
raise web.Forbidden()
return echostr
def POST(self):
channel = WechatComChannel()
params = web.input()
signature = params.msg_signature
timestamp = params.timestamp
nonce = params.nonce
try:
message = channel.crypto.decrypt_message(
web.data(), signature, timestamp, nonce
)
except (InvalidSignatureException, InvalidCorpIdException):
raise web.Forbidden()
print(message)
msg = parse_message(message)
print(msg)
if msg.type == "event":
if msg.event == "subscribe":
reply = create_reply("感谢关注", msg).render()
res = channel.crypto.encrypt_message(reply, nonce, timestamp)
return res
else:
try:
wechatcom_msg = WechatComMessage(msg, client=channel.client)
except NotImplementedError as e:
logger.debug("[wechatcom] " + str(e))
return "success"
context = channel._compose_context(
wechatcom_msg.ctype,
wechatcom_msg.content,
isgroup=False,
msg=wechatcom_msg,
)
if context:
channel.produce(context)
return "success"