mirror of
https://github.com/zhayujie/chatgpt-on-wechat.git
synced 2026-03-01 16:29:26 +08:00
217 lines
11 KiB
Python
217 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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import asyncio
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import imghdr
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import io
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import os
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import threading
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import time
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import requests
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import web
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from wechatpy.crypto import WeChatCrypto
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from wechatpy.exceptions import WeChatClientException
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from bridge.context import *
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from bridge.reply import *
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from channel.chat_channel import ChatChannel
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from channel.wechatmp.common import *
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from channel.wechatmp.wechatmp_client import WechatMPClient
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from common.log import logger
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from common.singleton import singleton
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from common.utils import split_string_by_utf8_length
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from config import conf
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from voice.audio_convert import any_to_mp3
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# If using SSL, uncomment the following lines, and modify the certificate path.
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# from cheroot.server import HTTPServer
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# from cheroot.ssl.builtin import BuiltinSSLAdapter
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# HTTPServer.ssl_adapter = BuiltinSSLAdapter(
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# certificate='/ssl/cert.pem',
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# private_key='/ssl/cert.key')
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@singleton
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class WechatMPChannel(ChatChannel):
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def __init__(self, passive_reply=True):
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super().__init__()
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self.passive_reply = passive_reply
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self.NOT_SUPPORT_REPLYTYPE = []
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appid = conf().get("wechatmp_app_id")
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secret = conf().get("wechatmp_app_secret")
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token = conf().get("wechatmp_token")
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aes_key = conf().get("wechatmp_aes_key")
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self.client = WechatMPClient(appid, secret)
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self.crypto = None
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if aes_key:
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self.crypto = WeChatCrypto(token, aes_key, appid)
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if self.passive_reply:
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# Cache the reply to the user's first message
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self.cache_dict = dict()
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# Record whether the current message is being processed
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self.running = set()
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# Count the request from wechat official server by message_id
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self.request_cnt = dict()
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# The permanent media need to be deleted to avoid media number limit
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self.delete_media_loop = asyncio.new_event_loop()
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t = threading.Thread(target=self.start_loop, args=(self.delete_media_loop,))
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t.setDaemon(True)
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t.start()
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def startup(self):
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if self.passive_reply:
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urls = ("/wx", "channel.wechatmp.passive_reply.Query")
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else:
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urls = ("/wx", "channel.wechatmp.active_reply.Query")
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app = web.application(urls, globals(), autoreload=False)
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port = conf().get("wechatmp_port", 8080)
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web.httpserver.runsimple(app.wsgifunc(), ("0.0.0.0", port))
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def start_loop(self, loop):
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asyncio.set_event_loop(loop)
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loop.run_forever()
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async def delete_media(self, media_id):
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logger.debug("[wechatmp] permanent media {} will be deleted in 10s".format(media_id))
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await asyncio.sleep(10)
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self.client.material.delete(media_id)
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logger.info("[wechatmp] permanent media {} has been deleted".format(media_id))
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def send(self, reply: Reply, context: Context):
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receiver = context["receiver"]
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if self.passive_reply:
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if reply.type == ReplyType.TEXT or reply.type == ReplyType.INFO or reply.type == ReplyType.ERROR:
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reply_text = reply.content
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logger.info("[wechatmp] text cached, receiver {}\n{}".format(receiver, reply_text))
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self.cache_dict[receiver] = ("text", reply_text)
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elif reply.type == ReplyType.VOICE:
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try:
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voice_file_path = reply.content
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with open(voice_file_path, "rb") as f:
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# support: <2M, <60s, mp3/wma/wav/amr
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response = self.client.material.add("voice", f)
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logger.debug("[wechatmp] upload voice response: {}".format(response))
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# 根据文件大小估计一个微信自动审核的时间，审核结束前返回将会导致语音无法播放，这个估计有待验证
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f_size = os.fstat(f.fileno()).st_size
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time.sleep(1.0 + 2 * f_size / 1024 / 1024)
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# todo check media_id
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except WeChatClientException as e:
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logger.error("[wechatmp] upload voice failed: {}".format(e))
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return
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media_id = response["media_id"]
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logger.info("[wechatmp] voice uploaded, receiver {}, media_id {}".format(receiver, media_id))
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self.cache_dict[receiver] = ("voice", media_id)
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elif reply.type == ReplyType.IMAGE_URL: # 从网络下载图片
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img_url = reply.content
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pic_res = requests.get(img_url, stream=True)
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image_storage = io.BytesIO()
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for block in pic_res.iter_content(1024):
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image_storage.write(block)
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image_storage.seek(0)
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image_type = imghdr.what(image_storage)
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filename = receiver + "-" + str(context["msg"].msg_id) + "." + image_type
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content_type = "image/" + image_type
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try:
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response = self.client.material.add("image", (filename, image_storage, content_type))
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logger.debug("[wechatmp] upload image response: {}".format(response))
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except WeChatClientException as e:
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logger.error("[wechatmp] upload image failed: {}".format(e))
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return
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media_id = response["media_id"]
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logger.info("[wechatmp] image uploaded, receiver {}, media_id {}".format(receiver, media_id))
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self.cache_dict[receiver] = ("image", media_id)
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elif reply.type == ReplyType.IMAGE: # 从文件读取图片
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image_storage = reply.content
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image_storage.seek(0)
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image_type = imghdr.what(image_storage)
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filename = receiver + "-" + str(context["msg"].msg_id) + "." + image_type
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content_type = "image/" + image_type
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try:
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response = self.client.material.add("image", (filename, image_storage, content_type))
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logger.debug("[wechatmp] upload image response: {}".format(response))
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except WeChatClientException as e:
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logger.error("[wechatmp] upload image failed: {}".format(e))
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return
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media_id = response["media_id"]
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logger.info("[wechatmp] image uploaded, receiver {}, media_id {}".format(receiver, media_id))
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self.cache_dict[receiver] = ("image", media_id)
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else:
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if reply.type == ReplyType.TEXT or reply.type == ReplyType.INFO or reply.type == ReplyType.ERROR:
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reply_text = reply.content
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texts = split_string_by_utf8_length(reply_text, MAX_UTF8_LEN)
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if len(texts) > 1:
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logger.info("[wechatmp] text too long, split into {} parts".format(len(texts)))
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for i, text in enumerate(texts):
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self.client.message.send_text(receiver, text)
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if i != len(texts) - 1:
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time.sleep(0.5) # 休眠0.5秒，防止发送过快乱序
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logger.info("[wechatmp] Do send text to {}: {}".format(receiver, reply_text))
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elif reply.type == ReplyType.VOICE:
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try:
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file_path = reply.content
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file_name = os.path.basename(file_path)
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file_type = os.path.splitext(file_name)[1]
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if file_type == ".mp3":
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file_type = "audio/mpeg"
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elif file_type == ".amr":
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file_type = "audio/amr"
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else:
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mp3_file = os.path.splitext(file_path)[0] + ".mp3"
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any_to_mp3(file_path, mp3_file)
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file_path = mp3_file
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file_name = os.path.basename(file_path)
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file_type = "audio/mpeg"
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logger.info("[wechatmp] file_name: {}, file_type: {} ".format(file_name, file_type))
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# support: <2M, <60s, AMR\MP3
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response = self.client.media.upload("voice", (file_name, open(file_path, "rb"), file_type))
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logger.debug("[wechatmp] upload voice response: {}".format(response))
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except WeChatClientException as e:
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logger.error("[wechatmp] upload voice failed: {}".format(e))
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return
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self.client.message.send_voice(receiver, response["media_id"])
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logger.info("[wechatmp] Do send voice to {}".format(receiver))
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elif reply.type == ReplyType.IMAGE_URL: # 从网络下载图片
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img_url = reply.content
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pic_res = requests.get(img_url, stream=True)
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image_storage = io.BytesIO()
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for block in pic_res.iter_content(1024):
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image_storage.write(block)
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image_storage.seek(0)
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image_type = imghdr.what(image_storage)
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filename = receiver + "-" + str(context["msg"].msg_id) + "." + image_type
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content_type = "image/" + image_type
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try:
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response = self.client.media.upload("image", (filename, image_storage, content_type))
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logger.debug("[wechatmp] upload image response: {}".format(response))
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except WeChatClientException as e:
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logger.error("[wechatmp] upload image failed: {}".format(e))
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return
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self.client.message.send_image(receiver, response["media_id"])
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logger.info("[wechatmp] Do send image to {}".format(receiver))
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elif reply.type == ReplyType.IMAGE: # 从文件读取图片
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image_storage = reply.content
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image_storage.seek(0)
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image_type = imghdr.what(image_storage)
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filename = receiver + "-" + str(context["msg"].msg_id) + "." + image_type
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content_type = "image/" + image_type
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try:
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response = self.client.media.upload("image", (filename, image_storage, content_type))
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logger.debug("[wechatmp] upload image response: {}".format(response))
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except WeChatClientException as e:
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logger.error("[wechatmp] upload image failed: {}".format(e))
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return
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self.client.message.send_image(receiver, response["media_id"])
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logger.info("[wechatmp] Do send image to {}".format(receiver))
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return
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def _success_callback(self, session_id, context, **kwargs): # 线程异常结束时的回调函数
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logger.debug("[wechatmp] Success to generate reply, msgId={}".format(context["msg"].msg_id))
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if self.passive_reply:
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self.running.remove(session_id)
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def _fail_callback(self, session_id, exception, context, **kwargs): # 线程异常结束时的回调函数
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logger.exception("[wechatmp] Fail to generate reply to user, msgId={}, exception={}".format(context["msg"].msg_id, exception))
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if self.passive_reply:
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assert session_id not in self.cache_dict
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self.running.remove(session_id)
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