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web.js
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70 lines (61 loc) · 1.78 KB
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var io = require('socket.io').listen(80);
var u = require('underscore');
//require('./lib/underscore-proto.js');
var authKey = '9M5I8mKXaCIbecjYF2SQ';
/**
* Structure for connected users
* {
* domainName : [
* sessionId,
* sessionId,
* sessionId,
* ],
* domainName : [
* sessionId,
* sessionId,
* ]
* }
*/
var connectedUsers = {};
io.sockets.on('connection', function (socket) {
/****************
*PUBLIC
****************/
socket.on('set domain', function (name) {
connectedUsers[name] = [].concat( (connectedUsers[name] ? connectedUsers[name] : []), socket.id);
socket.set('domain', name, function () {
socket.emit('ready');
});
});
// Clean up sessions
socket.on('disconnect', function () {
// Remove Session
socket.get('domain', function(err, name){
if(name){
// Only remove disconnected users
connectedUsers[name] = u(connectedUsers[name]).reject(function(socketId){
return socketId === socket.id;
});
// Delete the domain from connected users if its empty
if(connectedUsers[name].length == 0){
delete connectedUsers[name];
}
}
});
});
/***************************
* SECURE
***************************/
// Refresh clients that have recieved a refresh
socket.on('refresh', function (data) {
if(data.authKey === authKey){
var socketIds = u.keys(io.sockets.sockets);
var toRefresh = u.intersection(socketIds, connectedUsers[data.domain] ? connectedUsers[data.domain] : []);
console.log('******* REFRESH');
console.log(data.domain + ': refresh ' + data.resource);
u.each(toRefresh, function(socketId){
io.sockets.sockets[socketId].emit('refresh ' + data.resource);
});
}
});
});