2017-12-26 36 views
0

私はsocket.ioをルータフォルダからノードに入れようとしていますが、変数ioを取得できません。ソケットioを持つノードは変数をエクスポートできません

これは私のapp.jsファイルです。サーバーはここにあります。

var express = require('express'); 
var path = require('path'); 
var favicon = require('serve-favicon'); 
var logger = require('morgan'); 
var cookieParser = require('cookie-parser'); 
var bodyParser = require('body-parser'); 
var hbs = require('express-handlebars'); 
var debug = require('debug')('to-moon:server'); 
var http = require('http'); 
//var fs = require('fs'); 
var socket = require('socket.io'); 

var index = require('./routes/index'); 


var app = express(); 

// Server Setup 

var port = normalizePort(process.env.PORT || '8000'); 
app.set('port', port); 

var server = http.createServer(app); 

/** 
* Listen on provided port, on all network interfaces. 
*/ 

server.listen(port); 
server.on('error', onError); 
server.on('listening', onListening); 

var io = socket(server); 


// view engine setup 
app.engine('hbs', hbs({extname: 'hbs', defaultLayout: 'layout', layoutsDir: __dirname + '/views/layouts'})); 
app.set('views', path.join(__dirname, 'views')); 
app.set('view engine', 'hbs'); 

// uncomment after placing your favicon in /public 
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico'))); 
app.use(logger('dev')); 
app.use(bodyParser.json()); 
app.use(bodyParser.urlencoded({ extended: false })); 
app.use(cookieParser()); 
app.use(express.static(path.join(__dirname, 'public'))); 


app.use('/js', express.static(__dirname + '/node_modules/bootstrap/dist/js')); // redirect bootstrap JS 
app.use('/js', express.static(__dirname + '/node_modules/jquery/dist')); // redirect JS jQuery 
app.use('/css', express.static(__dirname + '/node_modules/bootstrap/dist/css')); // redirect CSS bootstrap 

app.use('/', index); 


// 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 handler 
app.use(function(err, req, res, next) { 
    // set locals, only providing error in development 
    res.locals.message = err.message; 
    res.locals.error = req.app.get('env') === 'development' ? err : {}; 

    // render the error page 
    res.status(err.status || 500); 
    res.render('error'); 
}); 

/** 
* Normalize a port into a number, string, or false. 
*/ 

function normalizePort(val) { 
    var port = parseInt(val, 10); 

    if (isNaN(port)) { 
    // named pipe 
    return val; 
    } 

    if (port >= 0) { 
    // port number 
    return port; 
    } 

    return false; 
} 

/** 
* Event listener for HTTP server "error" event. 
*/ 

function onError(error) { 
    if (error.syscall !== 'listen') { 
    throw error; 
    } 

    var bind = typeof port === 'string' 
    ? 'Pipe ' + port 
    : 'Port ' + port; 

    // handle specific listen errors with friendly messages 
    switch (error.code) { 
    case 'EACCES': 
     console.error(bind + ' requires elevated privileges'); 
     process.exit(1); 
     break; 
    case 'EADDRINUSE': 
     console.error(bind + ' is already in use'); 
     process.exit(1); 
     break; 
    default: 
     throw error; 
    } 
} 

/** 
* Event listener for HTTP server "listening" event. 
*/ 

function onListening() { 
    var addr = server.address(); 
    var bind = typeof addr === 'string' 
    ? 'pipe ' + addr 
    : 'port ' + addr.port; 
    debug('Listening on ' + bind); 
} 


module.exports = app; 

その後I'am index.jsファイルでvar ioを使用しようとしています。

var express = require('express'); 
var router = express.Router(); 
.. 

io.on('connection', function() { 
    console.log('made connection'); 
    io.sockets('data', data); 
}); 
module.exports = router; 

しかし、私はio is not definedエラーを取得しています。 app.jsで

+0

としてファイルを定義するように、ユーザーが定義ファイルには、私の答えを更新しました。あなたが私の努力が好きなら、あなたは私の答えを承認することができます。私はあなたを助けることができる任意のクエリ –

答えて

1

ルーターのindex.jsで

var express = require('express'); 
var path = require('path'); 
var favicon = require('serve-favicon'); 
var logger = require('morgan'); 
var cookieParser = require('cookie-parser'); 
var bodyParser = require('body-parser'); 
var hbs = require('express-handlebars'); 
var debug = require('debug')('to-moon:server'); 
var http = require('http'); 

var router = express.Router(); 
var socket = require('socket.io'); 
var app = express(); 
// Server Setup 

var port = normalizePort(process.env.PORT || '8000'); 
app.set('port', port); 

var server = http.createServer(app); 

/** 
* Listen on provided port, on all network interfaces. 
*/ 

server.listen(port); 
server.on('error', onError); 
server.on('listening', onListening); 

var io = socket(server); 


//pass the parameter to router page app,router,io 
var index = require('./routes/index')(app,router,io) 


// view engine setup 
app.engine('hbs', hbs({extname: 'hbs', defaultLayout: 'layout', layoutsDir: __dirname + '/views/layouts'})); 
app.set('views', path.join(__dirname, 'views')); 
app.set('view engine', 'hbs'); 

// uncomment after placing your favicon in /public 
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico'))); 
app.use(logger('dev')); 
app.use(bodyParser.json()); 
app.use(bodyParser.urlencoded({ extended: false })); 
app.use(cookieParser()); 
app.use(express.static(path.join(__dirname, 'public'))); 


app.use('/js', express.static(__dirname + '/node_modules/bootstrap/dist/js')); // redirect bootstrap JS 
app.use('/js', express.static(__dirname + '/node_modules/jquery/dist')); // redirect JS jQuery 
app.use('/css', express.static(__dirname + '/node_modules/bootstrap/dist/css')); // redirect CSS bootstrap 

app.use('/', index); 


// 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 handler 
app.use(function(err, req, res, next) { 
    // set locals, only providing error in development 
    res.locals.message = err.message; 
    res.locals.error = req.app.get('env') === 'development' ? err : {}; 

    // render the error page 
    res.status(err.status || 500); 
    res.render('error'); 
}); 

/** 
* Normalize a port into a number, string, or false. 
*/ 

function normalizePort(val) { 
    var port = parseInt(val, 10); 

    if (isNaN(port)) { 
    // named pipe 
    return val; 
    } 

    if (port >= 0) { 
    // port number 
    return port; 
    } 

    return false; 
} 

/** 
* Event listener for HTTP server "error" event. 
*/ 

function onError(error) { 
    if (error.syscall !== 'listen') { 
    throw error; 
    } 

    var bind = typeof port === 'string' 
    ? 'Pipe ' + port 
    : 'Port ' + port; 

    // handle specific listen errors with friendly messages 
    switch (error.code) { 
    case 'EACCES': 
     console.error(bind + ' requires elevated privileges'); 
     process.exit(1); 
     break; 
    case 'EADDRINUSE': 
     console.error(bind + ' is already in use'); 
     process.exit(1); 
     break; 
    default: 
     throw error; 
    } 
} 

/** 
* Event listener for HTTP server "listening" event. 
*/ 

function onListening() { 
    var addr = server.address(); 
    var bind = typeof addr === 'string' 
    ? 'pipe ' + addr 
    : 'port ' + addr.port; 
    debug('Listening on ' + bind); 
} 

この

app.jsが

module.exports = function(app,router,io) { 

io.on('connection', function (socket) { 
    socket.emit('news', { hello: 'world' }); 
    socket.on('my other event', function (data) { 
    console.log(data); 
    }); 

//your routers will be like below 
router.post('/myApi',function(req,res){ 
//do your api functionality 
}) 

}; 
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