discourse/app/assets/javascripts/discourse.js

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/*global Modernizr:true*/
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/*global assetPath:true*/
/*global Favcount:true*/
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/**
The main Discourse Application
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@class Discourse
@extends Ember.Application
**/
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Discourse = Ember.Application.createWithMixins(Discourse.Ajax, {
rootElement: '#main',
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// Whether the app has focus or not
hasFocus: true,
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// Helps with integration tests
URL_FIXTURES: {},
getURL: function(url) {
// If it's a non relative URL, return it.
if (url.indexOf('http') === 0) return url;
var u = (Discourse.BaseUri === undefined ? "/" : Discourse.BaseUri);
if (u[u.length-1] === '/') {
u = u.substring(0, u.length-1);
}
return u + url;
},
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resolver: Discourse.Resolver,
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titleChanged: function() {
var title = "";
if (this.get('title')) {
title += "" + (this.get('title')) + " - ";
}
title += Discourse.SiteSettings.title;
$('title').text(title);
var notifyCount = this.get('notifyCount');
if (notifyCount > 0 && !Discourse.User.currentProp('dynamic_favicon')) {
title = "(" + notifyCount + ") " + title;
}
// chrome bug workaround see: http://stackoverflow.com/questions/2952384/changing-the-window-title-when-focussing-the-window-doesnt-work-in-chrome
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window.setTimeout(function() {
document.title = ".";
document.title = title;
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}, 200);
}.observes('title', 'hasFocus', 'notifyCount'),
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faviconChanged: function() {
if(Discourse.User.currentProp('dynamic_favicon')) {
new Favcount(Discourse.SiteSettings.favicon_url).set(
this.get('notifyCount')
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);
}
}.observes('notifyCount'),
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// The classes of buttons to show on a post
postButtons: function() {
return Discourse.SiteSettings.post_menu.split("|").map(function(i) {
return (i.replace(/\+/, '').capitalize());
});
}.property('Discourse.SiteSettings.post_menu'),
notifyTitle: function(count) {
this.set('notifyCount', count);
},
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/**
Establishes global DOM events and bindings via jQuery.
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@method bindDOMEvents
**/
bindDOMEvents: function() {
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var $html, hasTouch;
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$html = $('html');
hasTouch = false;
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if ($html.hasClass('touch')) {
hasTouch = true;
}
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if (Modernizr.prefixed("MaxTouchPoints", navigator) > 1) {
hasTouch = true;
}
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if (hasTouch) {
$html.addClass('discourse-touch');
this.touch = true;
this.hasTouch = true;
} else {
$html.addClass('discourse-no-touch');
this.touch = false;
}
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$('#main').on('click.discourse', '[data-not-implemented=true]', function(e) {
e.preventDefault();
alert(I18n.t('not_implemented'));
return false;
});
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$('#main').on('click.discourse', 'a', function(e) {
if (e.isDefaultPrevented() || e.shiftKey || e.metaKey || e.ctrlKey) { return; }
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var $currentTarget = $(e.currentTarget);
var href = $currentTarget.attr('href');
if (!href) { return; }
if (href === '#') { return; }
if ($currentTarget.attr('target')) { return; }
if ($currentTarget.data('auto-route')) { return; }
// If it's an ember #linkTo skip it
if ($currentTarget.hasClass('ember-view')) { return; }
if ($currentTarget.hasClass('lightbox')) { return; }
if (href.indexOf("mailto:") === 0) { return; }
if (href.match(/^http[s]?:\/\//i) && !href.match(new RegExp("^http:\\/\\/" + window.location.hostname, "i"))) { return; }
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e.preventDefault();
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Discourse.URL.routeTo(href);
return false;
});
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$(window).focus(function() {
Discourse.set('hasFocus', true);
Discourse.set('notify', false);
}).blur(function() {
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Discourse.set('hasFocus', false);
});
// Add a CSRF token to all AJAX requests
Discourse.csrfToken = $('meta[name=csrf-token]').attr('content');
$.ajaxPrefilter(function(options, originalOptions, xhr) {
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if (!options.crossDomain) {
xhr.setRequestHeader('X-CSRF-Token', Discourse.csrfToken);
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}
});
bootbox.animate(false);
bootbox.backdrop(true); // clicking outside a bootbox modal closes it
Discourse.Session.currentProp('mobileDevice', $html.hasClass('mobile-device'));
Discourse.Session.currentProp('mobileView', $html.hasClass('mobile-view'));
setInterval(function(){
Discourse.Formatter.updateRelativeAge($('.relative-date'));
},60 * 1000);
},
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/**
Log the current user out of Discourse
@method logout
**/
logout: function() {
Discourse.User.logout().then(function() {
// Reloading will refresh unbound properties
Discourse.KeyValueStore.abandonLocal();
window.location.pathname = Discourse.getURL('/');
});
},
authenticationComplete: function(options) {
// TODO, how to dispatch this to the controller without the container?
var loginController = Discourse.__container__.lookup('controller:login');
return loginController.authenticationComplete(options);
},
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loginRequired: function() {
return (
Discourse.SiteSettings.login_required && !Discourse.User.current()
);
}.property(),
redirectIfLoginRequired: function(route) {
if(this.get('loginRequired')) { route.transitionTo('login'); }
},
/**
Subscribes the current user to receive message bus notifications
**/
subscribeUserToNotifications: function() {
var user = Discourse.User.current();
if (user) {
var bus = Discourse.MessageBus;
bus.callbackInterval = Discourse.SiteSettings.polling_interval;
bus.enableLongPolling = true;
if (user.admin || user.moderator) {
bus.subscribe("/flagged_counts", function(data) {
user.set('site_flagged_posts_count', data.total);
});
}
bus.subscribe("/notification/" + user.get('id'), (function(data) {
user.set('unread_notifications', data.unread_notifications);
user.set('unread_private_messages', data.unread_private_messages);
}), user.notification_channel_position);
bus.subscribe("/categories", function(data){
var site = Discourse.Site.current();
_.each(data.categories,function(c){
site.updateCategory(c);
});
});
}
},
/**
Start up the Discourse application.
@method start
**/
start: function() {
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Discourse.bindDOMEvents();
Discourse.SiteSettings = PreloadStore.get('siteSettings');
Discourse.MessageBus.alwaysLongPoll = Discourse.Environment === "development";
Discourse.MessageBus.start();
Discourse.KeyValueStore.init("discourse_", Discourse.MessageBus);
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// Developer specific functions
Discourse.Development.observeLiveChanges();
Discourse.subscribeUserToNotifications();
}
});
Discourse.Router = Discourse.Router.reopen({ location: 'discourse_location' });
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Discourse.initializer({
name: 'currentUser',
initialize: function(container) {
container.register('user:current', Discourse.User.current(), { instantiate: false });
}
});
Discourse.initializer({
name: 'injectCurrentUser',
initialize: function(container) {
if (container.lookup('user:current')) {
container.injection('controller', 'currentUser', 'user:current');
container.injection('route', 'currentUser', 'user:current');
}
}
});