import sys import time import web import json from queue import Queue, Empty from bridge.context import * from bridge.reply import Reply, ReplyType from channel.chat_channel import ChatChannel, check_prefix from channel.chat_message import ChatMessage from common.log import logger from common.singleton import singleton from config import conf import os import mimetypes # 添加这行来处理MIME类型 class WebMessage(ChatMessage): def __init__( self, msg_id, content, ctype=ContextType.TEXT, from_user_id="User", to_user_id="Chatgpt", other_user_id="Chatgpt", ): self.msg_id = msg_id self.ctype = ctype self.content = content self.from_user_id = from_user_id self.to_user_id = to_user_id self.other_user_id = other_user_id @singleton class WebChannel(ChatChannel): NOT_SUPPORT_REPLYTYPE = [ReplyType.VOICE] _instance = None # def __new__(cls): # if cls._instance is None: # cls._instance = super(WebChannel, cls).__new__(cls) # return cls._instance def __init__(self): super().__init__() self.message_queues = {} # 为每个用户存储一个消息队列 self.msg_id_counter = 0 # 添加消息ID计数器 def _generate_msg_id(self): """生成唯一的消息ID""" self.msg_id_counter += 1 return str(int(time.time())) + str(self.msg_id_counter) def send(self, reply: Reply, context: Context): try: if reply.type in self.NOT_SUPPORT_REPLYTYPE: logger.warning(f"Web channel doesn't support {reply.type} yet") return # 获取用户ID user_id = context.get("receiver", None) if not user_id: logger.error("No receiver found in context, cannot send message") return # 检查是否有响应队列 response_queue = context.get("response_queue", None) if response_queue: # 直接将响应放入队列 response_data = { "type": str(reply.type), "content": reply.content, "timestamp": time.time() } response_queue.put(response_data) logger.debug(f"Response sent to queue for user {user_id}") else: logger.warning(f"No response queue found for user {user_id}, response dropped") except Exception as e: logger.error(f"Error in send method: {e}") def post_message(self): """ Handle incoming messages from users via POST request. """ try: data = web.data() # 获取原始POST数据 json_data = json.loads(data) user_id = json_data.get('user_id', 'default_user') prompt = json_data.get('message', '') session_id = json_data.get('session_id', f'session_{int(time.time())}') except json.JSONDecodeError: return json.dumps({"status": "error", "message": "Invalid JSON"}) except Exception as e: return json.dumps({"status": "error", "message": str(e)}) if not prompt: return json.dumps({"status": "error", "message": "No message provided"}) try: msg_id = self._generate_msg_id() web_message = WebMessage( msg_id=msg_id, content=prompt, from_user_id=user_id, to_user_id="Chatgpt", other_user_id=user_id ) context = self._compose_context(ContextType.TEXT, prompt, msg=web_message) if not context: return json.dumps({"status": "error", "message": "Failed to process message"}) # 创建一个响应队列 response_queue = Queue() # 确保上下文包含必要的信息 context["isgroup"] = False context["receiver"] = user_id context["session_id"] = user_id context["response_queue"] = response_queue # 发送消息到处理队列 self.produce(context) # 等待响应，最多等待30秒 try: response = response_queue.get(timeout=30) return json.dumps({"status": "success", "reply": response["content"]}) except Empty: return json.dumps({"status": "error", "message": "Response timeout"}) except Exception as e: logger.error(f"Error processing message: {e}") return json.dumps({"status": "error", "message": "Internal server error"}) def chat_page(self): """Serve the chat HTML page.""" file_path = os.path.join(os.path.dirname(__file__), 'chat.html') # 使用绝对路径 with open(file_path, 'r', encoding='utf-8') as f: return f.read() def startup(self): print("\nWeb Channel is running, please visit http://localhost:9899/chat") # 确保静态文件目录存在 static_dir = os.path.join(os.path.dirname(__file__), 'static') if not os.path.exists(static_dir): os.makedirs(static_dir) logger.info(f"Created static directory: {static_dir}") urls = ( '/message', 'MessageHandler', '/chat', 'ChatHandler', '/assets/(.*)', 'AssetsHandler', # 匹配 /assets/任何路径 ) port = conf().get("web_port", 9899) app = web.application(urls, globals(), autoreload=False) web.httpserver.runsimple(app.wsgifunc(), ("0.0.0.0", port)) class MessageHandler: def POST(self): return WebChannel().post_message() class ChatHandler: def GET(self): # 正常返回聊天页面 file_path = os.path.join(os.path.dirname(__file__), 'chat.html') with open(file_path, 'r', encoding='utf-8') as f: return f.read() class AssetsHandler: def GET(self, file_path): # 修改默认参数 try: # 如果请求是/static/，需要处理 if file_path == '': # 返回目录列表... pass # 获取当前文件的绝对路径 current_dir = os.path.dirname(os.path.abspath(__file__)) static_dir = os.path.join(current_dir, 'static') # 打印调试信息 logger.info(f"Current directory: {current_dir}") logger.info(f"Static directory: {static_dir}") logger.info(f"Requested file: {file_path}") full_path = os.path.normpath(os.path.join(static_dir, file_path)) # 安全检查：确保请求的文件在static目录内 if not os.path.abspath(full_path).startswith(os.path.abspath(static_dir)): logger.error(f"Security check failed for path: {full_path}") raise web.notfound() if not os.path.exists(full_path) or not os.path.isfile(full_path): logger.error(f"File not found: {full_path}") raise web.notfound() # 设置正确的Content-Type content_type = mimetypes.guess_type(full_path)[0] if content_type: web.header('Content-Type', content_type) else: # 默认为二进制流 web.header('Content-Type', 'application/octet-stream') # 读取并返回文件内容 with open(full_path, 'rb') as f: return f.read() except Exception as e: logger.error(f"Error serving static file: {e}", exc_info=True) # 添加更详细的错误信息 raise web.notfound()