discourse/app/assets/javascripts/discourse.js.coffee

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window.Discourse = Ember.Application.createWithMixins
rootElement: '#main'
# Data we want to remember for a short period
transient: Em.Object.create()
hasFocus: true
scrolling: false
# The highest seen post number by topic
highestSeenByTopic: {}
logoSmall: (->
logo = Discourse.SiteSettings.logo_small_url
if logo && logo.length > 1
"<img src='#{logo}' width='33' height='33'>"
else
"<i class='icon-home'></i>"
).property()
titleChanged: (->
title = ""
title += "#{@get('title')} - " if @get('title')
title += Discourse.SiteSettings.title
$('title').text(title)
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title = ("(*) " + title) if !@get('hasFocus') && @get('notify')
# chrome bug workaround see: http://stackoverflow.com/questions/2952384/changing-the-window-title-when-focussing-the-window-doesnt-work-in-chrome
window.setTimeout (->
document.title = "."
document.title = title
return), 200
return
).observes('title', 'hasFocus', 'notify')
currentUserChanged: (->
bus = Discourse.MessageBus
# We don't want to receive any previous user notidications
bus.unsubscribe "/notification"
bus.callbackInterval = Discourse.SiteSettings.anon_polling_interval
bus.enableLongPolling = false
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user = @get('currentUser')
if user
bus.callbackInterval = Discourse.SiteSettings.polling_interval
bus.enableLongPolling = true
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if user.admin
bus.subscribe "/flagged_counts", (data) ->
user.set('site_flagged_posts_count', data.total)
bus.subscribe "/notification", ((data) ->
user.set('unread_notifications', data.unread_notifications)
user.set('unread_private_messages', data.unread_private_messages)), user.notification_channel_position
).observes('currentUser')
notifyTitle: ->
@set('notify', true)
# Browser aware replaceState
replaceState: (path) ->
if window.history && window.history.pushState && window.history.replaceState && !navigator.userAgent.match(/((iPod|iPhone|iPad).+\bOS\s+[1-4]|WebApps\/.+CFNetwork)/)
history.replaceState({path: path}, null, path) unless window.location.pathname is path
openComposer: (opts) ->
# TODO, remove container link
Discourse.__container__.lookup('controller:composer')?.open(opts)
# Like router.route, but allow full urls rather than relative ones
# HERE BE HACKS - uses the ember container for now until we can do this nicer.
routeTo: (path) ->
path = path.replace(/https?\:\/\/[^\/]+/, '')
# If we're in the same topic, don't push the state
topicRegexp = /\/t\/([^\/]+)\/(\d+)\/?(\d+)?/
newMatches = topicRegexp.exec(path);
if newTopicId = newMatches?[2]
oldMatches = topicRegexp.exec(window.location.pathname);
if (oldTopicId = oldMatches?[2]) && (oldTopicId is newTopicId)
Discourse.replaceState(path)
topicController = Discourse.__container__.lookup('controller:topic')
opts = {trackVisit: false}
opts.nearPost = newMatches[3] if newMatches[3]
topicController.get('content').loadPosts(opts)
return
# Be wary of looking up the router. In this case, we have links in our
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# HTML, say form compiled markdown posts, that need to be routed.
router = Discourse.__container__.lookup('router:main')
router.router.updateURL(path)
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router.handleURL(path)
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# Scroll to the top if we're not replacing state
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# The classes of buttons to show on a post
postButtons: (->
Discourse.SiteSettings.post_menu.split("|").map (i) -> "#{i.replace(/\+/, '').capitalize()}"
).property('Discourse.SiteSettings.post_menu')
bindDOMEvents: ->
$html = $('html')
# Add the discourse touch event
hasTouch = false
hasTouch = true if $html.hasClass('touch')
hasTouch = true if (Modernizr.prefixed("MaxTouchPoints", navigator) > 1)
if hasTouch
$html.addClass('discourse-touch')
@touch = true
@hasTouch = true
else
$html.addClass('discourse-no-touch')
@touch = false
$('#main').on 'click.discourse', '[data-not-implemented=true]', (e) =>
e.preventDefault()
alert Em.String.i18n('not_implemented')
false
$('#main').on 'click.discourse', 'a', (e) =>
return if (e.isDefaultPrevented() || e.metaKey || e.ctrlKey)
$currentTarget = $(e.currentTarget)
href = $currentTarget.attr('href')
return if href is undefined
return if href is '#'
return if $currentTarget.attr('target')
return if $currentTarget.data('auto-route')
return if href.indexOf("mailto:") is 0
if href.match(/^http[s]?:\/\//i) && !href.match new RegExp("^http:\\/\\/" + window.location.hostname,"i")
return
e.preventDefault()
@routeTo(href)
false
$(window).focus( =>
@set('hasFocus',true)
@set('notify',false)
).blur( =>
@set('hasFocus',false)
)
logout: ->
username = @get('currentUser.username')
Discourse.KeyValueStore.abandonLocal()
$.ajax "/session/#{username}",
type: 'DELETE'
success: (result) =>
# To keep lots of our variables unbound, we can handle a redirect on logging out.
window.location.reload()
# fancy probes in ember
insertProbes: ->
return unless console?
topLevel = (fn,name) ->
window.probes.measure fn,
name: name
before: (data,owner, args) ->
if owner
window.probes.clear()
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after: (data, owner, args) ->
if owner && data.time > 10
f = (name,data) ->
"#{name} - #{data.count} calls #{(data.time + 0.0).toFixed(2)}ms" if data && data.count
if console && console.group
console.group(f(name, data))
else
console.log("")
console.log(f(name,data))
ary = []
for n,v of window.probes
continue if n == name || v.time < 1
ary.push(k: n, v: v)
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ary.sortBy((item) -> if item.v && item.v.time then -item.v.time else 0).each (item)->
console.log output if output = f("#{item.k}", item.v)
console?.groupEnd?()
window.probes.clear()
Ember.View.prototype.renderToBuffer = window.probes.measure Ember.View.prototype.renderToBuffer, "renderToBuffer"
Discourse.routeTo = topLevel(Discourse.routeTo, "Discourse.routeTo")
Ember.run.end = topLevel(Ember.run.end, "Ember.run.end")
return
authenticationComplete: (options)->
# TODO, how to dispatch this to the view without the container?
loginView = Discourse.__container__.lookup('controller:modal').get('currentView')
loginView.authenticationComplete(options)
buildRoutes: (builder) ->
oldBuilder = Discourse.routeBuilder
Discourse.routeBuilder = ->
oldBuilder.call(@) if oldBuilder
builder.call(@)
start: ->
@bindDOMEvents()
Discourse.SiteSettings = PreloadStore.getStatic('siteSettings')
Discourse.MessageBus.start()
Discourse.KeyValueStore.init("discourse_", Discourse.MessageBus)
Discourse.insertProbes()
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# subscribe to any site customizations that are loaded
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$('link.custom-css').each ->
split = @href.split("/")
id = split[split.length-1].split(".css")[0]
stylesheet = @
Discourse.MessageBus.subscribe "/file-change/#{id}", (data)=>
$(stylesheet).data('orig', stylesheet.href) unless $(stylesheet).data('orig')
orig = $(stylesheet).data('orig')
sp = orig.split(".css?")
stylesheet.href = sp[0] + ".css?" + data
$('header.custom').each ->
header = $(this)
Discourse.MessageBus.subscribe "/header-change/#{$(@).data('key')}", (data)->
header.html(data)
# possibly move this to dev only
Discourse.MessageBus.subscribe "/file-change", (data)->
Ember.TEMPLATES["empty"] = Handlebars.compile("")
data.each (me)->
if me == "refresh"
document.location.reload(true)
else if me.name.substr(-10) == "handlebars"
js = me.name.replace(".handlebars","").replace("app/assets/javascripts","/assets")
$LAB.script(js + "?hash=" + me.hash).wait ->
templateName = js.replace(".js","").replace("/assets/","")
$.each Ember.View.views, ->
if(@get('templateName')==templateName)
@set('templateName','empty')
@rerender()
Em.run.next =>
@set('templateName', templateName)
@rerender()
else
$('link').each ->
if @href.match(me.name) and me.hash
$(@).data('orig', @href) unless $(@).data('orig')
@href = $(@).data('orig') + "&hash=" + me.hash
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window.Discourse.Router = Discourse.Router.reopen(location: 'discourse_location')
# since we have no jquery-rails these days, hook up csrf token
csrf_token = $('meta[name=csrf-token]').attr('content')
$.ajaxPrefilter (options,originalOptions,xhr) ->
unless options.crossDomain
xhr.setRequestHeader('X-CSRF-Token', csrf_token)
return