Socket.io - 在node.js中的单独文件中监听事件 [英] Socket.io - listen events in separate files in node.js
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问题描述
File1.js
io.sockets.on('connection',function(socket){
socket.on('file1Event',function(){
// logic
});
});
File2.js
io.sockets.on('connection',function(socket){
socket.on('file2Event',function(){
// logic
}) ;
});
这个代码是一个节点服务器,我会有问题这个代码?
解决方案
不,只需使用相同的io对象。
File1.js
exports = module.exports = function(io){
io.sockets.on('connection',function socket){
socket.on('file1Event',function(){
console.log('file1Event triggered');
});
});
}
File2.js
exports = module.exports = function(io){
io.sockets.on('connection',function(socket){
socket.on file2Event',function(){
console.log('file2Event triggered');
});
});
}
app.js
var app = require('http')。createServer(handler)
,io = require('socket.io')listen(app)
, fs = require('fs')
,file1 = require('./ File1')(io)
,file2 = require('./ File2')(io)
app.listen(3000);
函数处理程序(req,res){
fs.readFile(__ dirname +'/index.html',
函数(err,data){
if err){
res.writeHead(500);
return res.end('Error loading index.html');
}
res.writeHead(200 );
res.end(data);
});
}
index.html
< script src =/ socket.io/socket.io.js\"></script>
< script>
var socket = io.connect('http:// localhost');
socket.emit('file1Event'); //'file1Event triggered'将显示
socket.emit('file2Event'); //'file2Event triggered'将显示
< / script>
For example my idea is:
File1.js
io.sockets.on('connection', function (socket) {
socket.on('file1Event', function () {
//logic
});
});
File2.js
io.sockets.on('connection', function (socket) {
socket.on('file2Event', function () {
//logic
});
});
This code it's for a node server, I will have problems it this code?
解决方案
Nope, just use the same "io" object.
File1.js
exports = module.exports = function(io){
io.sockets.on('connection', function (socket) {
socket.on('file1Event', function () {
console.log('file1Event triggered');
});
});
}
File2.js
exports = module.exports = function(io){
io.sockets.on('connection', function (socket) {
socket.on('file2Event', function () {
console.log('file2Event triggered');
});
});
}
app.js
var app = require('http').createServer(handler)
, io = require('socket.io').listen(app)
, fs = require('fs')
, file1 = require('./File1')(io)
, file2 = require('./File2')(io)
app.listen(3000);
function handler (req, res) {
fs.readFile(__dirname + '/index.html',
function (err, data) {
if (err) {
res.writeHead(500);
return res.end('Error loading index.html');
}
res.writeHead(200);
res.end(data);
});
}
index.html
<script src="/socket.io/socket.io.js"></script>
<script>
var socket = io.connect('http://localhost');
socket.emit('file1Event'); // 'file1Event triggered' will be shown
socket.emit('file2Event'); // 'file2Event triggered' will be shown
</script>
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