Daniel Howard
89 linhas
3.0 KiB
JavaScript
89 linhas
3.0 KiB
JavaScript
var url = require('url'),
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Hub = require('./im/hub'),
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packages = require('../libs/packages'),
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o_ = require('../libs/utils');
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module.exports = function setupHub(options) {
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options = options || {};
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var store = new Hub(options);
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return {store: store, session: function session(req, res, next) {
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req.sessionStore = store;
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// create the event object
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req.event = o_.extend({}, req.query, req.body, req.params);
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o_.deletekey(req.event, 'callback');
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o_.deletekey(req.event, '_');
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req.event.reply = function(status) {
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if (status) {
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this._status = status;
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}
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delete this.reply;
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res.jsonp(this);
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};
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var unauthenticated = function() {
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req.event.reply({sent: false, e: 'unauthenticated'});
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};
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// set event handlers to unauthenticated by default
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res.message = res.typing = res.status = res.signOff = unauthenticated;
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if(url.parse(req.url).pathname.substring(0, 5) === '/app/') {
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store.get(req.event, function(event, user) {
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if(!user) {
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next();
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return;
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}
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user.touch();
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if(url.parse(req.url).pathname === '/app/listen') {
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req.connection.setTimeout(5 * 60 * 1000);
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user.listener(res);
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store.set(user.data('username'), user);
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if(msg = user.message_queue.shift()) {
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user._send.apply(user, msg);
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}
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} else {
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req.event.from = user.data('username');
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}
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res.message = function() {
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user.message(req.event);
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};
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res.typing = function() {
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if(~packages.TYPING_STATES.indexOf('typing' + req.event.state)) {
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store.find('username', req.event.to, function(to) {
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if(to) {
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req.event.status = 'typing' + req.event.state;
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user.message(req.event);
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} else {
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// Typing updates do not receive confirmations,
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// as they are not important enough.
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req.event.reply({sent: true});
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}
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});
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} else {
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req.event.reply({sent: false, e: 'invalid state'});
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}
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};
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res.status = function() {
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user.status(req.event);
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};
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res.signOff = function() {
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user.signOff(req.event);
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};
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if(url.parse(req.url).pathname !== '/app/listen') {
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next();
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}
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});
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} else {
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next();
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}
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}};
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};
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