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app.js
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app.js
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var express = require('express');
var http = require('http');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var async = require('async');
var routes = require('./routes/index');
//var WebSocketServer = require('websocket').server;
var socketio = require('socket.io');
var app = express();
// view engine setup
app.set('port', 3000);
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');
// uncomment after placing your favicon in /public
//app.use(favicon(__dirname + '/public/favicon.ico'));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({extended: true}));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
//app.use('/', routes);
//加载路由
async.waterfall([
function (callback) {
routes(app);
callback(null);
},
function () {
// catch 404 and forward to error handler
app.use(function (req, res, next) {
var err = new Error('Not Found');
err.status = 404;
next(err);
});
// error handlers
// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
app.use(function (err, req, res, next) {
res.status(err.status || 500);
res.render('error', {
message: err.message,
error: err
});
});
}
// production error handler
// no stacktraces leaked to user
app.use(function (err, req, res, next) {
res.status(err.status || 500);
res.render('error', {
message: err.message,
error: {}
});
});
}
]);
//app.use('/users', users);
//设置跨域访问
app.all('*', function (req, res, next) {
res.header("Access-Control-Allow-Origin", "*");
res.header("Access-Control-Allow-Headers", "X-Requested-With");
res.header("Access-Control-Allow-Methods", "PUT,POST,GET,DELETE,OPTIONS");
res.header("X-Powered-By", ' 3.2.1')
res.header("Content-Type", "application/json;charset=utf-8");
next();
});
//routes(app);
//Test(app);
var server = http.createServer(app);
server.listen(app.get('port'));
server.on('listening', function () {
console.log('-----listening on port' + app.get('port') + '------');
});
server.on('error', function (error) {
switch (error.code) {
case 'EACCES':
console.log('需要权限');
process.exit(1);
break;
case 'EADDRINUSE':
console.log('端口已被占用');
process.exit(1);
break;
default:
throw error;
}
});
/*wsServer = new WebSocketServer({
httpServer: server
// You should not use autoAcceptConnections for production
// applications, as it defeats all standard cross-origin protection
// facilities built into the protocol and the browser. You should
// *always* verify the connection's origin and decide whether or not
// to accept it.
//autoAcceptConnections: true
});
function originIsAllowed(origin) {
// put logic here to detect whether the specified origin is allowed.
return true;
}
wsServer.on('request', function (request) {
console.log(666);
/!* if (!originIsAllowed(request.origin)) {
// Make sure we only accept requests from an allowed origin
request.reject();
// console.log((new Date()) + ' Connection from origin ' + request.origin + ' rejected.');
return;
}*!/
var connection = request.accept('echo-protocol', true);
//console.log((new Date()) + ' Connection accepted.');
connection.on('message', function (message) {
console.log(messgae);
if (message.type === 'utf8') {
console.log('Received Message: ' + message.utf8Data);
connection.sendUTF(message.utf8Data);
}
else if (message.type === 'binary') {
console.log('Received Binary Message of ' + message.binaryData.length + ' bytes');
connection.sendBytes(message.binaryData);
}
});
connection.on('close', function (reasonCode, description) {
//console.log((new Date()) + ' Peer ' + connection.remoteAddress + ' disconnected.');
});
});*/
var clients = {};
var io = socketio.listen(server);
io.on('connection', function(socket) {
socket.on('message', function (msg) {
console.log('Message Received: ', msg);
//io.send(111);
});
socket.on("disconnect", function(name) {
console.log("Server has disconnected");
delete clients[name];
});
socket.on('new user',function(data){
var nickname = data;
clients[nickname]= socket;
io.emit('chat message', data+'加入聊天室');
});
socket.on('chat message', function(data) {
if(data.to){
if(data.to in clients){
clients[data.to].emit('to'+data.to,{mess:data.msg});
}
}else{
io.emit('chat message', data);
}
})
});