Files
chatgpt-on-wechat/channel/wechatmp/wechatmp_channel.py
2026-02-03 02:58:15 +08:00

318 lines
17 KiB
Python

# -*- coding: utf-8 -*-
import asyncio
import imghdr
import io
import os
import threading
import time
import requests
import web
from wechatpy.crypto import WeChatCrypto
from wechatpy.exceptions import WeChatClientException
from collections import defaultdict
from bridge.context import *
from bridge.reply import *
from channel.chat_channel import ChatChannel
from channel.wechatmp.common import *
from channel.wechatmp.wechatmp_client import WechatMPClient
from common.log import logger
from common.singleton import singleton
from common.utils import split_string_by_utf8_length, remove_markdown_symbol
from config import conf
try:
from voice.audio_convert import any_to_mp3, split_audio
except ImportError as e:
logger.debug("import voice.audio_convert failed, voice features will not be supported: {}".format(e))
# If using SSL, uncomment the following lines, and modify the certificate path.
# from cheroot.server import HTTPServer
# from cheroot.ssl.builtin import BuiltinSSLAdapter
# HTTPServer.ssl_adapter = BuiltinSSLAdapter(
# certificate='/ssl/cert.pem',
# private_key='/ssl/cert.key')
@singleton
class WechatMPChannel(ChatChannel):
def __init__(self, passive_reply=True):
super().__init__()
self.passive_reply = passive_reply
self.NOT_SUPPORT_REPLYTYPE = []
appid = conf().get("wechatmp_app_id")
secret = conf().get("wechatmp_app_secret")
token = conf().get("wechatmp_token")
aes_key = conf().get("wechatmp_aes_key")
self.client = WechatMPClient(appid, secret)
self.crypto = None
if aes_key:
self.crypto = WeChatCrypto(token, aes_key, appid)
if self.passive_reply:
# Cache the reply to the user's first message
self.cache_dict = defaultdict(list)
# Record whether the current message is being processed
self.running = set()
# Count the request from wechat official server by message_id
self.request_cnt = dict()
# The permanent media need to be deleted to avoid media number limit
self.delete_media_loop = asyncio.new_event_loop()
t = threading.Thread(target=self.start_loop, args=(self.delete_media_loop,))
t.setDaemon(True)
t.start()
def startup(self):
if self.passive_reply:
urls = ("/wx", "channel.wechatmp.passive_reply.Query")
else:
urls = ("/wx", "channel.wechatmp.active_reply.Query")
app = web.application(urls, globals(), autoreload=False)
port = conf().get("wechatmp_port", 8080)
web.httpserver.runsimple(app.wsgifunc(), ("0.0.0.0", port))
def start_loop(self, loop):
asyncio.set_event_loop(loop)
loop.run_forever()
async def delete_media(self, media_id):
logger.debug("[wechatmp] permanent media {} will be deleted in 10s".format(media_id))
await asyncio.sleep(10)
self.client.material.delete(media_id)
logger.info("[wechatmp] permanent media {} has been deleted".format(media_id))
def send(self, reply: Reply, context: Context):
receiver = context["receiver"]
if self.passive_reply:
if reply.type == ReplyType.TEXT or reply.type == ReplyType.INFO or reply.type == ReplyType.ERROR:
reply_text = remove_markdown_symbol(reply.content)
logger.info("[wechatmp] text cached, receiver {}\n{}".format(receiver, reply_text))
self.cache_dict[receiver].append(("text", reply_text))
elif reply.type == ReplyType.VOICE:
try:
voice_file_path = reply.content
duration, files = split_audio(voice_file_path, 60 * 1000)
if len(files) > 1:
logger.info("[wechatmp] voice too long {}s > 60s , split into {} parts".format(duration / 1000.0, len(files)))
for path in files:
# support: <2M, <60s, mp3/wma/wav/amr
try:
with open(path, "rb") as f:
response = self.client.material.add("voice", f)
logger.debug("[wechatmp] upload voice response: {}".format(response))
f_size = os.fstat(f.fileno()).st_size
time.sleep(1.0 + 2 * f_size / 1024 / 1024)
# todo check media_id
except WeChatClientException as e:
logger.error("[wechatmp] upload voice failed: {}".format(e))
return
media_id = response["media_id"]
logger.info("[wechatmp] voice uploaded, receiver {}, media_id {}".format(receiver, media_id))
self.cache_dict[receiver].append(("voice", media_id))
except ImportError as e:
logger.error("[wechatmp] voice conversion failed: {}".format(e))
logger.error("[wechatmp] please install pydub: pip install pydub")
return
elif reply.type == ReplyType.IMAGE_URL: # 从网络下载图片
img_url = reply.content
pic_res = requests.get(img_url, stream=True)
image_storage = io.BytesIO()
for block in pic_res.iter_content(1024):
image_storage.write(block)
image_storage.seek(0)
image_type = imghdr.what(image_storage)
filename = receiver + "-" + str(context["msg"].msg_id) + "." + image_type
content_type = "image/" + image_type
try:
response = self.client.material.add("image", (filename, image_storage, content_type))
logger.debug("[wechatmp] upload image response: {}".format(response))
except WeChatClientException as e:
logger.error("[wechatmp] upload image failed: {}".format(e))
return
media_id = response["media_id"]
logger.info("[wechatmp] image uploaded, receiver {}, media_id {}".format(receiver, media_id))
self.cache_dict[receiver].append(("image", media_id))
elif reply.type == ReplyType.IMAGE: # 从文件读取图片
image_storage = reply.content
image_storage.seek(0)
image_type = imghdr.what(image_storage)
filename = receiver + "-" + str(context["msg"].msg_id) + "." + image_type
content_type = "image/" + image_type
try:
response = self.client.material.add("image", (filename, image_storage, content_type))
logger.debug("[wechatmp] upload image response: {}".format(response))
except WeChatClientException as e:
logger.error("[wechatmp] upload image failed: {}".format(e))
return
media_id = response["media_id"]
logger.info("[wechatmp] image uploaded, receiver {}, media_id {}".format(receiver, media_id))
self.cache_dict[receiver].append(("image", media_id))
elif reply.type == ReplyType.VIDEO_URL: # 从网络下载视频
video_url = reply.content
video_res = requests.get(video_url, stream=True)
video_storage = io.BytesIO()
for block in video_res.iter_content(1024):
video_storage.write(block)
video_storage.seek(0)
video_type = 'mp4'
filename = receiver + "-" + str(context["msg"].msg_id) + "." + video_type
content_type = "video/" + video_type
try:
response = self.client.material.add("video", (filename, video_storage, content_type))
logger.debug("[wechatmp] upload video response: {}".format(response))
except WeChatClientException as e:
logger.error("[wechatmp] upload video failed: {}".format(e))
return
media_id = response["media_id"]
logger.info("[wechatmp] video uploaded, receiver {}, media_id {}".format(receiver, media_id))
self.cache_dict[receiver].append(("video", media_id))
elif reply.type == ReplyType.VIDEO: # 从文件读取视频
video_storage = reply.content
video_storage.seek(0)
video_type = 'mp4'
filename = receiver + "-" + str(context["msg"].msg_id) + "." + video_type
content_type = "video/" + video_type
try:
response = self.client.material.add("video", (filename, video_storage, content_type))
logger.debug("[wechatmp] upload video response: {}".format(response))
except WeChatClientException as e:
logger.error("[wechatmp] upload video failed: {}".format(e))
return
media_id = response["media_id"]
logger.info("[wechatmp] video uploaded, receiver {}, media_id {}".format(receiver, media_id))
self.cache_dict[receiver].append(("video", media_id))
else:
if reply.type == ReplyType.TEXT or reply.type == ReplyType.INFO or reply.type == ReplyType.ERROR:
reply_text = reply.content
texts = split_string_by_utf8_length(reply_text, MAX_UTF8_LEN)
if len(texts) > 1:
logger.info("[wechatmp] text too long, split into {} parts".format(len(texts)))
for i, text in enumerate(texts):
self.client.message.send_text(receiver, text)
if i != len(texts) - 1:
time.sleep(0.5) # 休眠0.5秒,防止发送过快乱序
logger.info("[wechatmp] Do send text to {}: {}".format(receiver, reply_text))
elif reply.type == ReplyType.VOICE:
try:
file_path = reply.content
file_name = os.path.basename(file_path)
file_type = os.path.splitext(file_name)[1]
if file_type == ".mp3":
file_type = "audio/mpeg"
elif file_type == ".amr":
file_type = "audio/amr"
else:
mp3_file = os.path.splitext(file_path)[0] + ".mp3"
any_to_mp3(file_path, mp3_file)
file_path = mp3_file
file_name = os.path.basename(file_path)
file_type = "audio/mpeg"
logger.info("[wechatmp] file_name: {}, file_type: {} ".format(file_name, file_type))
media_ids = []
duration, files = split_audio(file_path, 60 * 1000)
if len(files) > 1:
logger.info("[wechatmp] voice too long {}s > 60s , split into {} parts".format(duration / 1000.0, len(files)))
for path in files:
# support: <2M, <60s, AMR\MP3
response = self.client.media.upload("voice", (os.path.basename(path), open(path, "rb"), file_type))
logger.debug("[wechatcom] upload voice response: {}".format(response))
media_ids.append(response["media_id"])
os.remove(path)
except ImportError as e:
logger.error("[wechatmp] voice conversion failed: {}".format(e))
logger.error("[wechatmp] please install pydub: pip install pydub")
return
except WeChatClientException as e:
logger.error("[wechatmp] upload voice failed: {}".format(e))
return
try:
os.remove(file_path)
except Exception:
pass
for media_id in media_ids:
self.client.message.send_voice(receiver, media_id)
time.sleep(1)
logger.info("[wechatmp] Do send voice to {}".format(receiver))
elif reply.type == ReplyType.IMAGE_URL: # 从网络下载图片
img_url = reply.content
pic_res = requests.get(img_url, stream=True)
image_storage = io.BytesIO()
for block in pic_res.iter_content(1024):
image_storage.write(block)
image_storage.seek(0)
image_type = imghdr.what(image_storage)
filename = receiver + "-" + str(context["msg"].msg_id) + "." + image_type
content_type = "image/" + image_type
try:
response = self.client.media.upload("image", (filename, image_storage, content_type))
logger.debug("[wechatmp] upload image response: {}".format(response))
except WeChatClientException as e:
logger.error("[wechatmp] upload image failed: {}".format(e))
return
self.client.message.send_image(receiver, response["media_id"])
logger.info("[wechatmp] Do send image to {}".format(receiver))
elif reply.type == ReplyType.IMAGE: # 从文件读取图片
image_storage = reply.content
image_storage.seek(0)
image_type = imghdr.what(image_storage)
filename = receiver + "-" + str(context["msg"].msg_id) + "." + image_type
content_type = "image/" + image_type
try:
response = self.client.media.upload("image", (filename, image_storage, content_type))
logger.debug("[wechatmp] upload image response: {}".format(response))
except WeChatClientException as e:
logger.error("[wechatmp] upload image failed: {}".format(e))
return
self.client.message.send_image(receiver, response["media_id"])
logger.info("[wechatmp] Do send image to {}".format(receiver))
elif reply.type == ReplyType.VIDEO_URL: # 从网络下载视频
video_url = reply.content
video_res = requests.get(video_url, stream=True)
video_storage = io.BytesIO()
for block in video_res.iter_content(1024):
video_storage.write(block)
video_storage.seek(0)
video_type = 'mp4'
filename = receiver + "-" + str(context["msg"].msg_id) + "." + video_type
content_type = "video/" + video_type
try:
response = self.client.media.upload("video", (filename, video_storage, content_type))
logger.debug("[wechatmp] upload video response: {}".format(response))
except WeChatClientException as e:
logger.error("[wechatmp] upload video failed: {}".format(e))
return
self.client.message.send_video(receiver, response["media_id"])
logger.info("[wechatmp] Do send video to {}".format(receiver))
elif reply.type == ReplyType.VIDEO: # 从文件读取视频
video_storage = reply.content
video_storage.seek(0)
video_type = 'mp4'
filename = receiver + "-" + str(context["msg"].msg_id) + "." + video_type
content_type = "video/" + video_type
try:
response = self.client.media.upload("video", (filename, video_storage, content_type))
logger.debug("[wechatmp] upload video response: {}".format(response))
except WeChatClientException as e:
logger.error("[wechatmp] upload video failed: {}".format(e))
return
self.client.message.send_video(receiver, response["media_id"])
logger.info("[wechatmp] Do send video to {}".format(receiver))
return
def _success_callback(self, session_id, context, **kwargs): # 线程异常结束时的回调函数
logger.debug("[wechatmp] Success to generate reply, msgId={}".format(context["msg"].msg_id))
if self.passive_reply:
self.running.remove(session_id)
def _fail_callback(self, session_id, exception, context, **kwargs): # 线程异常结束时的回调函数
logger.exception("[wechatmp] Fail to generate reply to user, msgId={}, exception={}".format(context["msg"].msg_id, exception))
if self.passive_reply:
assert session_id not in self.cache_dict
self.running.remove(session_id)