mirror of
https://github.com/zhayujie/chatgpt-on-wechat.git
synced 2026-03-03 08:54:50 +08:00
224 lines
10 KiB
Python
224 lines
10 KiB
Python
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import os
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import re
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import time
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from common.expired_dict import ExpiredDict
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from channel.channel import Channel
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from bridge.reply import *
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from bridge.context import *
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from config import conf
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from common.log import logger
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from plugins import *
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try:
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from voice.audio_convert import any_to_wav
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except Exception as e:
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pass
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# 抽象类, 它包含了与消息通道无关的通用处理逻辑
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class ChatChannel(Channel):
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name = None # 登录的用户名
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user_id = None # 登录的用户id
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def __init__(self):
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pass
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# 根据消息构造context，消息内容相关的触发项写在这里
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def _compose_context(self, ctype: ContextType, content, **kwargs):
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context = Context(ctype, content)
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context.kwargs = kwargs
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# context首次传入时，origin_ctype是None,
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# 引入的起因是：当输入语音时，会嵌套生成两个context，第一步语音转文本，第二步通过文本生成文字回复。
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# origin_ctype用于第二步文本回复时，判断是否需要匹配前缀，如果是私聊的语音，就不需要匹配前缀
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if 'origin_ctype' not in context:
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context['origin_ctype'] = ctype
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# context首次传入时，receiver是None，根据类型设置receiver
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first_in = 'receiver' not in context
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# 群名匹配过程，设置session_id和receiver
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if first_in: # context首次传入时，receiver是None，根据类型设置receiver
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config = conf()
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cmsg = context['msg']
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if cmsg.from_user_id == self.user_id:
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logger.debug("[WX]self message skipped")
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return None
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if context["isgroup"]:
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group_name = cmsg.other_user_nickname
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group_id = cmsg.other_user_id
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group_name_white_list = config.get('group_name_white_list', [])
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group_name_keyword_white_list = config.get('group_name_keyword_white_list', [])
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if any([group_name in group_name_white_list, 'ALL_GROUP' in group_name_white_list, check_contain(group_name, group_name_keyword_white_list)]):
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group_chat_in_one_session = conf().get('group_chat_in_one_session', [])
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session_id = cmsg.actual_user_id
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if any([group_name in group_chat_in_one_session, 'ALL_GROUP' in group_chat_in_one_session]):
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session_id = group_id
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else:
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return None
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context['session_id'] = session_id
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context['receiver'] = group_id
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else:
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context['session_id'] = cmsg.other_user_id
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context['receiver'] = cmsg.other_user_id
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# 消息内容匹配过程，并处理content
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if ctype == ContextType.TEXT:
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if first_in and "」\n- - - - - - -" in content: # 初次匹配 过滤引用消息
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logger.debug("[WX]reference query skipped")
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return None
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if context["isgroup"]: # 群聊
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# 校验关键字
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match_prefix = check_prefix(content, conf().get('group_chat_prefix'))
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match_contain = check_contain(content, conf().get('group_chat_keyword'))
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if match_prefix is not None or match_contain is not None:
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if match_prefix:
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content = content.replace(match_prefix, '', 1).strip()
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elif context['msg'].is_at and not conf().get("group_at_off", False):
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logger.info("[WX]receive group at, continue")
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pattern = f'@{self.name}(\u2005|\u0020)'
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content = re.sub(pattern, r'', content)
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elif context["origin_ctype"] == ContextType.VOICE:
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logger.info("[WX]receive group voice, checkprefix didn't match")
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return None
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else:
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return None
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else: # 单聊
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match_prefix = check_prefix(content, conf().get('single_chat_prefix'))
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if match_prefix is not None: # 判断如果匹配到自定义前缀，则返回过滤掉前缀+空格后的内容
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content = content.replace(match_prefix, '', 1).strip()
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elif context["origin_ctype"] == ContextType.VOICE: # 如果源消息是私聊的语音消息，允许不匹配前缀，放宽条件
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pass
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else:
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return None
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img_match_prefix = check_prefix(content, conf().get('image_create_prefix'))
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if img_match_prefix:
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content = content.replace(img_match_prefix, '', 1).strip()
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context.type = ContextType.IMAGE_CREATE
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else:
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context.type = ContextType.TEXT
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context.content = content
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elif context.type == ContextType.VOICE:
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if 'desire_rtype' not in context and conf().get('voice_reply_voice'):
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context['desire_rtype'] = ReplyType.VOICE
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return context
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# 处理消息 TODO: 如果wechaty解耦，此处逻辑可以放置到父类
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def _handle(self, context: Context):
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if context is None or not context.content:
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return
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logger.debug('[WX] ready to handle context: {}'.format(context))
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# reply的构建步骤
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reply = self._generate_reply(context)
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logger.debug('[WX] ready to decorate reply: {}'.format(reply))
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# reply的包装步骤
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reply = self._decorate_reply(context, reply)
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# reply的发送步骤
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self._send_reply(context, reply)
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def _generate_reply(self, context: Context, reply: Reply = Reply()) -> Reply:
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e_context = PluginManager().emit_event(EventContext(Event.ON_HANDLE_CONTEXT, {
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'channel': self, 'context': context, 'reply': reply}))
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reply = e_context['reply']
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if not e_context.is_pass():
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logger.debug('[WX] ready to handle context: type={}, content={}'.format(context.type, context.content))
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if context.type == ContextType.TEXT or context.type == ContextType.IMAGE_CREATE: # 文字和图片消息
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reply = super().build_reply_content(context.content, context)
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elif context.type == ContextType.VOICE: # 语音消息
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cmsg = context['msg']
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cmsg.prepare()
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file_path = context.content
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wav_path = os.path.splitext(file_path)[0] + '.wav'
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try:
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any_to_wav(file_path, wav_path)
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except Exception as e: # 转换失败，直接使用mp3，对于某些api，mp3也可以识别
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logger.warning("[WX]any to wav error, use raw path. " + str(e))
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wav_path = file_path
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# 语音识别
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reply = super().build_voice_to_text(wav_path)
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# 删除临时文件
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try:
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os.remove(file_path)
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os.remove(wav_path)
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except Exception as e:
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logger.warning("[WX]delete temp file error: " + str(e))
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if reply.type == ReplyType.TEXT:
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new_context = self._compose_context(
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ContextType.TEXT, reply.content, **context.kwargs)
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if new_context:
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reply = self._generate_reply(new_context)
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else:
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return
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else:
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logger.error('[WX] unknown context type: {}'.format(context.type))
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return
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return reply
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def _decorate_reply(self, context: Context, reply: Reply) -> Reply:
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if reply and reply.type:
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e_context = PluginManager().emit_event(EventContext(Event.ON_DECORATE_REPLY, {
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'channel': self, 'context': context, 'reply': reply}))
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reply = e_context['reply']
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desire_rtype = context.get('desire_rtype')
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if not e_context.is_pass() and reply and reply.type:
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if reply.type == ReplyType.TEXT:
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reply_text = reply.content
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if desire_rtype == ReplyType.VOICE:
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reply = super().build_text_to_voice(reply.content)
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return self._decorate_reply(context, reply)
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if context['isgroup']:
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reply_text = '@' + context['msg'].actual_user_nickname + ' ' + reply_text.strip()
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reply_text = conf().get("group_chat_reply_prefix", "")+reply_text
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else:
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reply_text = conf().get("single_chat_reply_prefix", "")+reply_text
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reply.content = reply_text
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elif reply.type == ReplyType.ERROR or reply.type == ReplyType.INFO:
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reply.content = str(reply.type)+":\n" + reply.content
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elif reply.type == ReplyType.IMAGE_URL or reply.type == ReplyType.VOICE or reply.type == ReplyType.IMAGE:
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pass
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else:
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logger.error('[WX] unknown reply type: {}'.format(reply.type))
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return
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if desire_rtype and desire_rtype != reply.type and reply.type not in [ReplyType.ERROR, ReplyType.INFO]:
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logger.warning('[WX] desire_rtype: {}, but reply type: {}'.format(context.get('desire_rtype'), reply.type))
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return reply
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def _send_reply(self, context: Context, reply: Reply):
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if reply and reply.type:
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e_context = PluginManager().emit_event(EventContext(Event.ON_SEND_REPLY, {
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'channel': self, 'context': context, 'reply': reply}))
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reply = e_context['reply']
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if not e_context.is_pass() and reply and reply.type:
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logger.debug('[WX] ready to send reply: {} to {}'.format(reply, context))
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self._send(reply, context)
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def _send(self, reply: Reply, context: Context, retry_cnt = 0):
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try:
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self.send(reply, context)
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except Exception as e:
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logger.error('[WX] sendMsg error: {}'.format(e))
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if retry_cnt < 2:
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time.sleep(3+3*retry_cnt)
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self._send(reply, context, retry_cnt+1)
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def check_prefix(content, prefix_list):
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for prefix in prefix_list:
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if content.startswith(prefix):
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return prefix
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return None
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def check_contain(content, keyword_list):
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if not keyword_list:
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return None
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for ky in keyword_list:
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if content.find(ky) != -1:
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return True
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return None
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