mirror of
https://github.com/zhayujie/chatgpt-on-wechat.git
synced 2026-01-19 01:21:01 +08:00
增加web channel
This commit is contained in:
Stony
2
app.py
2
app.py
@@ -27,7 +27,7 @@ def sigterm_handler_wrap(_signo):
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def start_channel(channel_name: str):
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channel = channel_factory.create_channel(channel_name)
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if channel_name in ["wx", "wxy", "terminal", "wechatmp", "wechatmp_service", "wechatcom_app", "wework",
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if channel_name in ["wx", "wxy", "terminal", "wechatmp","web", "wechatmp_service", "wechatcom_app", "wework",
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const.FEISHU, const.DINGTALK]:
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PluginManager().load_plugins()
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@@ -21,6 +21,9 @@ def create_channel(channel_type) -> Channel:
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elif channel_type == "terminal":
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from channel.terminal.terminal_channel import TerminalChannel
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ch = TerminalChannel()
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elif channel_type == 'web':
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from channel.web.web_channel import WebChannel
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ch = WebChannel()
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elif channel_type == "wechatmp":
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from channel.wechatmp.wechatmp_channel import WechatMPChannel
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ch = WechatMPChannel(passive_reply=True)
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7
channel/web/README.md
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7
channel/web/README.md
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@@ -0,0 +1,7 @@
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# Web channel
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使用SSE（Server-Sent Events，服务器推送事件）实现，提供了一个默认的网页。也可以自己实现加入api
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#使用方法
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- 在配置文件中channel_type填入web即可
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- 访问地址 http://localhost:9899
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- port可以在配置项 web_port中设置
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165
channel/web/chat.html
Normal file
165
channel/web/chat.html
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@@ -0,0 +1,165 @@
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<!DOCTYPE html>
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<html lang="zh">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Chat</title>
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<style>
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body {
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font-family: Arial, sans-serif;
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display: flex;
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flex-direction: column;
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height: 100vh; /* 占据所有高度 */
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margin: 0;
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/* background-color: #f8f9fa; */
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}
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#chat-container {
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display: flex;
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flex-direction: column;
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width: 100%;
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max-width: 500px;
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margin: auto;
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border: 1px solid #ccc;
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border-radius: 5px;
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overflow: hidden;
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box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
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flex: 1; /* 使聊天容器占据剩余空间 */
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}
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#messages {
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flex-direction: column;
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display: flex;
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flex: 1;
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overflow-y: auto;
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padding: 10px;
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overflow-y: auto;
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border-bottom: 1px solid #ccc;
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background-color: #ffffff;
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}
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.message {
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margin: 5px 0; /* 间隔 */
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padding: 10px 15px; /* 内边距 */
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border-radius: 15px; /* 圆角 */
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max-width: 80%; /* 限制最大宽度 */
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min-width: 80px; /* 设置最小宽度 */
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min-height: 40px; /* 设置最小高度 */
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word-wrap: break-word; /* 自动换行 */
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position: relative; /* 时间戳定位 */
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display: inline-block; /* 内容自适应宽度 */
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box-sizing: border-box; /* 包括内边距和边框 */
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flex-shrink: 0; /* 禁止高度被压缩 */
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word-wrap: break-word; /* 自动换行，防止单行过长 */
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white-space: normal; /* 允许正常换行 */
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overflow: hidden;
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}
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.bot {
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background-color: #f1f1f1; /* 灰色背景 */
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color: black; /* 黑色字体 */
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align-self: flex-start; /* 左对齐 */
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margin-right: auto; /* 确保消息靠左 */
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text-align: left; /* 内容左对齐 */
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}
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.user {
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background-color: #2bc840; /* 蓝色背景 */
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align-self: flex-end; /* 右对齐 */
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margin-left: auto; /* 确保消息靠右 */
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text-align: left; /* 内容左对齐 */
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}
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.timestamp {
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font-size: 0.8em; /* 时间戳字体大小 */
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color: rgba(0, 0, 0, 0.5); /* 半透明黑色 */
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margin-bottom: 5px; /* 时间戳下方间距 */
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display: block; /* 时间戳独占一行 */
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}
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#input-container {
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display: flex;
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padding: 10px;
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background-color: #ffffff;
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border-top: 1px solid #ccc;
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}
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#input {
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flex: 1;
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padding: 10px;
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border: 1px solid #ccc;
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border-radius: 5px;
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margin-right: 10px;
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}
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#send {
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padding: 10px;
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border: none;
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background-color: #007bff;
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color: white;
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border-radius: 5px;
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cursor: pointer;
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}
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#send:hover {
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background-color: #0056b3;
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}
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</style>
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</head>
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<body>
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<div id="chat-container">
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<div id="messages"></div>
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<div id="input-container">
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<input type="text" id="input" placeholder="输入消息..." />
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<button id="send">发送</button>
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</div>
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</div>
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<script>
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const messagesDiv = document.getElementById('messages');
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const input = document.getElementById('input');
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const sendButton = document.getElementById('send');
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// 生成唯一的 user_id
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const userId = 'user_' + Math.random().toString(36).substr(2, 9);
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// 连接 SSE
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const eventSource = new EventSource(`/sse/${userId}`);
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eventSource.onmessage = function(event) {
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const message = JSON.parse(event.data);
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const messageDiv = document.createElement('div');
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messageDiv.className = 'message bot';
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const timestamp = new Date(message.timestamp).toLocaleTimeString(); // 假设消息中有时间戳
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messageDiv.innerHTML = `<div class="timestamp">${timestamp}</div>${message.content}`; // 显示时间
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messagesDiv.appendChild(messageDiv);
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messagesDiv.scrollTop = messagesDiv.scrollHeight; // 滚动到底部
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};
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sendButton.onclick = function() {
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sendMessage();
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};
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input.addEventListener('keypress', function(event) {
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if (event.key === 'Enter') {
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sendMessage();
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event.preventDefault(); // 防止换行
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}
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});
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function sendMessage() {
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const userMessage = input.value;
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if (userMessage) {
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const timestamp = new Date().toISOString(); // 获取当前时间戳
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fetch('/message', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json'
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},
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body: JSON.stringify({ user_id: userId, message: userMessage, timestamp: timestamp }) // 发送时间戳
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});
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const messageDiv = document.createElement('div');
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messageDiv.className = 'message user';
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const userTimestamp = new Date().toLocaleTimeString(); // 获取当前时间
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messageDiv.innerHTML = `<div class="timestamp">${userTimestamp}</div>${userMessage}`; // 显示时间
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messagesDiv.appendChild(messageDiv);
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messagesDiv.scrollTop = messagesDiv.scrollHeight; // 滚动到底部
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input.value = ''; // 清空输入框
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}
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}
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</script>
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</body>
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</html>
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204
channel/web/web_channel.py
Normal file
204
channel/web/web_channel.py
Normal file
@@ -0,0 +1,204 @@
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import sys
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import time
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import web
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import json
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from queue import Queue
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from bridge.context import *
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from bridge.reply import Reply, ReplyType
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from channel.chat_channel import ChatChannel, check_prefix
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from channel.chat_message import ChatMessage
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from common.log import logger
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from common.singleton import singleton
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from config import conf
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import os
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class WebMessage(ChatMessage):
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def __init__(
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self,
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msg_id,
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content,
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ctype=ContextType.TEXT,
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from_user_id="User",
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to_user_id="Chatgpt",
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other_user_id="Chatgpt",
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):
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self.msg_id = msg_id
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self.ctype = ctype
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self.content = content
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self.from_user_id = from_user_id
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self.to_user_id = to_user_id
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self.other_user_id = other_user_id
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@singleton
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class WebChannel(ChatChannel):
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NOT_SUPPORT_REPLYTYPE = [ReplyType.VOICE]
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_instance = None
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# def __new__(cls):
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# if cls._instance is None:
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# cls._instance = super(WebChannel, cls).__new__(cls)
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# return cls._instance
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def __init__(self):
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super().__init__()
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self.message_queues = {} # 为每个用户存储一个消息队列
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self.msg_id_counter = 0 # 添加消息ID计数器
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def _generate_msg_id(self):
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"""生成唯一的消息ID"""
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self.msg_id_counter += 1
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return str(int(time.time())) + str(self.msg_id_counter)
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def send(self, reply: Reply, context: Context):
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try:
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if reply.type == ReplyType.IMAGE:
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from PIL import Image
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image_storage = reply.content
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image_storage.seek(0)
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img = Image.open(image_storage)
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print("<IMAGE>")
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img.show()
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elif reply.type == ReplyType.IMAGE_URL:
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import io
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import requests
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from PIL import Image
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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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img = Image.open(image_storage)
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print(img_url)
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img.show()
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else:
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print(reply.content)
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# 获取用户ID，如果没有则使用默认值
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# user_id = getattr(context.get("session", None), "session_id", "default_user")
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user_id = context["receiver"]
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# 确保用户有对应的消息队列
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if user_id not in self.message_queues:
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self.message_queues[user_id] = Queue()
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# 将消息放入对应用户的队列
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message_data = {
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"type": str(reply.type),
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"content": reply.content,
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"timestamp": time.time()
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}
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self.message_queues[user_id].put(message_data)
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logger.debug(f"Message queued for user {user_id}")
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except Exception as e:
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logger.error(f"Error in send method: {e}")
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raise
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def sse_handler(self, user_id):
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"""
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Handle Server-Sent Events (SSE) for real-time communication.
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"""
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web.header('Content-Type', 'text/event-stream')
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web.header('Cache-Control', 'no-cache')
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web.header('Connection', 'keep-alive')
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# 确保用户有消息队列
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if user_id not in self.message_queues:
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self.message_queues[user_id] = Queue()
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try:
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while True:
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try:
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# 发送心跳
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yield f": heartbeat\n\n"
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# 非阻塞方式获取消息
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if not self.message_queues[user_id].empty():
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message = self.message_queues[user_id].get_nowait()
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yield f"data: {json.dumps(message)}\n\n"
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time.sleep(0.5)
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except Exception as e:
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logger.error(f"SSE Error: {e}")
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break
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finally:
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# 清理资源
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if user_id in self.message_queues:
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# 只有当队列为空时才删除
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if self.message_queues[user_id].empty():
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del self.message_queues[user_id]
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def post_message(self):
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"""
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Handle incoming messages from users via POST request.
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"""
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try:
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data = web.data() # 获取原始POST数据
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json_data = json.loads(data)
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user_id = json_data.get('user_id', 'default_user')
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prompt = json_data.get('message', '')
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except json.JSONDecodeError:
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return json.dumps({"status": "error", "message": "Invalid JSON"})
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except Exception as e:
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return json.dumps({"status": "error", "message": str(e)})
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if not prompt:
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return json.dumps({"status": "error", "message": "No message provided"})
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try:
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msg_id = self._generate_msg_id()
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context = self._compose_context(ContextType.TEXT, prompt, msg=WebMessage(msg_id,
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prompt,
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from_user_id=user_id,
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other_user_id = user_id
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))
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context["isgroup"] = False
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# context["session"] = web.storage(session_id=user_id)
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if not context:
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return json.dumps({"status": "error", "message": "Failed to process message"})
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self.produce(context)
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return json.dumps({"status": "success", "message": "Message received"})
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except Exception as e:
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logger.error(f"Error processing message: {e}")
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return json.dumps({"status": "error", "message": "Internal server error"})
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def chat_page(self):
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"""Serve the chat HTML page."""
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file_path = os.path.join(os.path.dirname(__file__), 'chat.html') # 使用绝对路径
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with open(file_path, 'r', encoding='utf-8') as f:
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return f.read()
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def startup(self):
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logger.setLevel("WARN")
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print("\nWeb Channel is running. Send POST requests to /message to send messages.")
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urls = (
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'/sse/(.+)', 'SSEHandler', # 修改路由以接收用户ID
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'/message', 'MessageHandler',
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'/chat', 'ChatHandler',
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)
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port = conf().get("web_port", 9899)
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app = web.application(urls, globals(), autoreload=False)
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web.httpserver.runsimple(app.wsgifunc(), ("0.0.0.0", port))
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class SSEHandler:
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def GET(self, user_id):
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return WebChannel().sse_handler(user_id)
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class MessageHandler:
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def POST(self):
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return WebChannel().post_message()
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class ChatHandler:
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def GET(self):
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return WebChannel().chat_page()
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Reference in New Issue
Block a user