Refactors code to follow github styleguide for javascript

Signed-off-by: Akash Manohar J <akash@akash.im>

app/assets/javascripts/backbone/broadcasters/faye.js.coffee

@@ -1,8 +1,8 @@
 class Kandan.Broadcasters.FayeBroadcaster
 
   constructor: ()->
-    @faye_client = new Faye.Client("/remote/faye")
-    @faye_client.disable('websocket')
+    @fayeClient = new Faye.Client("/remote/faye")
+    @fayeClient.disable('websocket')
     authExtension = {
       outgoing: (message, callback)->
         if message.channel == "/meta/subscribe"
@@ -11,27 +11,27 @@ class Kandan.Broadcasters.FayeBroadcaster
           }
         callback(message)
     }
-    @faye_client.addExtension(authExtension)
+    @fayeClient.addExtension(authExtension)
 
-    @faye_client.bind "transport:down", ()->
+    @fayeClient.bind "transport:down", ()->
       console.log "Comm link to Cybertron is down!"
 
-    @faye_client.bind "transport:up", ()->
+    @fayeClient.bind "transport:up", ()->
       console.log "Comm link is up!"
 
-    @faye_client.subscribe "/app/activities", (data)=>
+    @fayeClient.subscribe "/app/activities", (data)=>
       [entityName, eventName] = data.event.split("#")
-      @processEventsForUser(eventName, data) if entityName == "user"
-      @processEventsForChannel(eventName, data) if entityName == "channel"
+      @processEventsForUser(eventName, data)        if entityName == "user"
+      @processEventsForChannel(eventName, data)     if entityName == "channel"
       @processEventsForAttachments(eventName, data) if entityName == "attachments"
 
   processEventsForAttachments: (eventName, data)->
-    Kandan.Helpers.Channels.add_activity(data.entity, Kandan.Helpers.Activities.ACTIVE_STATE)
+    Kandan.Helpers.Channels.addActivity(data.entity, Kandan.Helpers.Activities.ACTIVE_STATE)
     Kandan.Data.Attachments.runCallbacks("change", data)
 
   processEventsForUser: (eventName, data)->
     if eventName.match(/connect/)
-      $(document).data('active_users', data.extra.active_users)
+      $(document).data('active-users', data.extra.active_users)
       Kandan.Data.ActiveUsers.runCallbacks("change", data)
 
   processEventsForChannel: (eventName, data)->
@@ -42,8 +42,8 @@ class Kandan.Broadcasters.FayeBroadcaster
 
 
   subscribe: (channel)->
-    subscription = @faye_client.subscribe channel, (data)=>
-      Kandan.Helpers.Channels.add_activity(data)
+    subscription = @fayeClient.subscribe channel, (data)=>
+      Kandan.Helpers.Channels.addActivity(data)
     subscription.errback((data)->
       console.log "error", data
       alert "Oops! could not connect to the server"

app/assets/javascripts/backbone/helpers/active_users.js.coffee

@@ -1,10 +1,10 @@
 class Kandan.Helpers.ActiveUsers
 
   @all: (options)->
-    $(document).data("active_users")
+    $(document).data("active-users")
 
   @setFromCollection: (collection)->
-    $(document).data("active_users", collection.toJSON())
+    $(document).data("active-users", collection.toJSON())
 
   @collectionHasCurrentUser: (collection)->
     currentUser = Kandan.Helpers.Users.currentUser()

app/assets/javascripts/backbone/helpers/channels.js.coffee.erb

@@ -94,7 +94,7 @@ class Kandan.Helpers.Channels
     $(channelArea).data('channel_id', channel.get('id'))
 
 
-  @new_activity_view: (activityAttributes)->
+  @newActivityView: (activityAttributes)->
     activity = new Kandan.Models.Activity(activityAttributes)
     activityView  = new Kandan.Views.ShowActivity({activity: activity})
     return activityView
@@ -104,7 +104,7 @@ class Kandan.Helpers.Channels
       @createChannelArea(new Kandan.Models.Channel(activityAttributes.channel))
 
 
-  @add_activity: (activityAttributes, state)->
+  @addActivity: (activityAttributes, state)->
     @createChannelIfNotExists(activityAttributes)
 
     if activityAttributes.channel_id
@@ -119,22 +119,22 @@ class Kandan.Helpers.Channels
 
   @add_message: (activityAttributes, state)->
     @channel_activities_el(activityAttributes.channel_id)
-      .append(@new_activity_view(activityAttributes).render().el)
+      .append(@newActivityView(activityAttributes).render().el)
     @flushActivities(activityAttributes.channel_id)
     Kandan.Helpers.Utils.notifyInTitleIfRequired()
-    @set_pagination_data(activityAttributes.channel_id)
+    @setPaginationData(activityAttributes.channel_id)
 
 
   @add_notification: (activityAttributes)->
     $channelElements = $(".channel-activities")
     activityAttributes["created_at"] = new Date()
     for el in $channelElements
-      $(el).append(@new_activity_view(activityAttributes).render().el)
+      $(el).append(@newActivityView(activityAttributes).render().el)
       @flushActivities($(el).closest(".ui-widget-content").data("channel_id"))
-      @set_pagination_data(activityAttributes.channel_id)
+      @setPaginationData(activityAttributes.channel_id)
 
 
-  @set_pagination_state: (channelId, moreActivities, oldest)->
+  @setPaginationState: (channelId, moreActivities, oldest)->
     @channel_pagination_el(channelId).data('oldest', oldest)
     console.log "pagination element", moreActivities, @channel_pagination_el(channelId)
     if moreActivities == true
@@ -143,7 +143,7 @@ class Kandan.Helpers.Channels
       @channel_pagination_el(channelId).hide()
 
 
-  @set_pagination_data: (channel_id)->
+  @setPaginationData: (channel_id)->
     $oldest_activity = @channel_activities_el(channel_id).find(".activity").first()
     if $oldest_activity.length != 0
       @channel_pagination_el(channel_id).data('oldest', $oldest_activity.data('activity_id'))

app/assets/javascripts/backbone/kandan.js.coffee

@@ -34,7 +34,7 @@ window.Kandan =
 
   registerAppEvents: ()->
     Kandan.Data.ActiveUsers.registerCallback "change", (data)->
-      Kandan.Helpers.Channels.add_activity({
+      Kandan.Helpers.Channels.addActivity({
         user: data.entity,
         action: data.event.split("#")[1]
       })
@@ -67,14 +67,14 @@ window.Kandan =
 
     $("#kandan").tabs 'option', 'tabTemplate', '''
     <li>
-    <a href="#{href}" class="show_channel">
-      <span class="tab_right"></span>
-      <span class="tab_left"></span>
-      <span class="tab_content">
-        <cite>#{label}</cite>
-        <cite class="close_channel" title="close channel">x</cite>
-      </span>
-    </a>
+      <a href="#{href}" class="show_channel">
+        <span class="tab_right"></span>
+        <span class="tab_left"></span>
+        <span class="tab_content">
+          <cite>#{label}</cite>
+          <cite class="close_channel" title="close channel">x</cite>
+        </span>
+      </a>
     </li>
     '''
 
@@ -97,9 +97,7 @@ window.Kandan =
       Kandan.Widgets.initAll()
 
   setCurrentUser: ()->
-    template = _.template '''
-      <img src="http://gravatar.com/avatar/<%= gravatar_hash %>?s=25&d=http://bushi.do/images/profile.png"/><span><%= name %></span>
-    '''
+    template = JST['current_user']
     currentUser = Kandan.Helpers.Users.currentUser()
     $(".header .user").html template({
       gravatar_hash: currentUser.gravatar_hash,

app/assets/javascripts/backbone/plugins/attachments.js.coffee

@@ -2,7 +2,7 @@ class Kandan.Plugins.Attachments
 
   @widget_title: "Media"
   @widget_icon_url: "/assets/media_icon.png"
-  @plugin_namespace: "Kandan.Plugins.Attachments"
+  @pluginNamespace: "Kandan.Plugins.Attachments"
 
   @dropzoneInit: false
 
@@ -11,80 +11,80 @@ class Kandan.Plugins.Attachments
     defaultDropzoneText: "Drop file here to upload"
 
   @templates:
-    no_files: _.template '''
+    noFiles: _.template '''
       <div style="text-align:center; text-transform: uppercase; font-size: 11px; color: #999; padding: 10px;">
         No media yet. Try uploading.
       </div>
     '''
 
     dropzone: _.template '''
-      <form accept-charset="UTF-8" action="/channels/<%= channel_id %>/attachments.json" data-remote="true" html="{:multipart=&gt;true}" id="file_upload" method="post">
+      <form accept-charset="UTF-8" action="/channels/<%= channelId %>/attachments.json" data-remote="true" html="{:multipart=&gt;true}" id="file_upload" method="post">
           <div style="margin:0;padding:0;display:inline"><input name="utf8" type="hidden" value="✓">
-            <input name="<%=csrf_param %>" type="hidden" value="<%= csrf_token %>"/>
+            <input name="<%=csrfParam %>" type="hidden" value="<%= csrfToken %>"/>
           </div>
-          <input id="channel_id_<%= channel_id %>" name="channel_id[<%= channel_id %>]" type="hidden"/>
+          <input id="channel_id_<%= channelId %>" name="channel_id[<%= channelId %>]" type="hidden"/>
           <input id="file" name="file" type="file"/>
           <div class="dropzone"><%= dropzoneText %></div>
       </form>
     '''
 
-  @supports_drop_upload: ()->
-    !!(window.File && window.FileList && window.FileReader)
-
-  @channel_id: ()->
-    Kandan.Data.Channels.activeChannelId()
+    fileItemTemplate: _.template '''
+      <div class="file_item">
+        <a href="<%= url %>">
+          <img src="<%= iconUrl %>"/>
+          <span><%= fileName %></span>
+        </a>
+      </div>
+    '''
 
-  @csrf_param: ->
+  @csrfParam: ->
     $('meta[name=csrf-param]').attr('content')
 
-  @csrf_token: ->
+
+  @csrfToken: ->
     $('meta[name=csrf-token]').attr('content')
 
+
   @truncateName: (fileName)->
     return "#{fileName.substring(0, @options.maxFileNameLength)}..." if fileName.length > @options.maxFileNameLength
     fileName
 
+
   @fileIcon: (fileName)->
     fileExtension = fileName.split(".").pop()
     return "/assets/img_icon.png"   if fileExtension.match(/(png|jpeg|jpg|gif)/i)
     return "/assets/audio_icon.png" if fileExtension.match(/(mp3|wav|m4a)/i)
     return "/assets/video_icon.png" if fileExtension.match(/(mov|mpg|mpeg|mp4)/i)
     return "/assets/file_icon.png"
 
-  @file_item_template: _.template '''
-    <div class="file_item">
-      <a href="<%= url %>">
-        <img src="<%= iconUrl %>"/>
-        <span><%= fileName %></span>
-      </a>
-    </div>
-  '''
+
 
   # TODO this part is very bad for APIs! shoudnt be exposing a backbone collection in a plugin.
-  @render: ($widget_el)->
-    $upload_form = @templates.dropzone({
-      channel_id:   @channel_id(),
-      csrf_param:   @csrf_param(),
-      csrf_token:   @csrf_token(),
+  @render: ($widgetEl)->
+    $uploadForm = @templates.dropzone({
+      channelId:    Kandan.Data.Channels.activeChannelId(),
+      csrfParam:    @csrfParam(),
+      csrfToken:    @csrfToken(),
       dropzoneText: @options.defaultDropzoneText
     })
 
-    $widget_el.next().html($upload_form)
-    $widget_el.next(".action_block").html($upload_form)
+    $widgetEl.next().html($uploadForm)
+    $widgetEl.next(".action_block").html($uploadForm)
 
     populate = (collection)=>
       if collection.models.length > 0
-        $file_list = $("<div class='file_list'></div>")
+        $fileList = $("<div class='file_list'></div>")
         for model in collection.models
-          $file_list.append(@file_item_template({
-            fileName: @truncateName(model.get('file_file_name')),
-            url: model.get('url')
-            iconUrl: @fileIcon(model.get('file_file_name'))
-          }))
+          $fileList.append(
+            @templates.fileItemTemplate({
+              fileName: @truncateName(model.get('file_file_name')),
+              url:      model.get('url')
+              iconUrl:  @fileIcon(model.get('file_file_name'))
+            })
+          )
       else
-        $file_list = @templates.no_files()
-      $widget_el.html($file_list)
-
+        $fileList = @templates.noFiles()
+      $widgetEl.html($fileList)
     Kandan.Data.Attachments.all(populate)
 
 
@@ -116,20 +116,20 @@ class Kandan.Plugins.Attachments
       progressUpdated: (i, file, progress)->
         $(".dropzone").text("#{progress}% Uploaded")
         if progress == 100
-          console.log "100% done"
           $(".dropzone").text("#{progress}% Uploaded")
           Kandan.Widgets.render "Kandan.Plugins.Attachments"
 
       dragOver: ->
         console.log "reached dropzone!"
     })
 
+
   @init: ()->
     @initDropzone()
-    Kandan.Widgets.register @plugin_namespace
+    Kandan.Widgets.register @pluginNamespace
 
     Kandan.Data.Attachments.registerCallback "change", ()=>
-      Kandan.Widgets.render @plugin_namespace
+      Kandan.Widgets.render @pluginNamespace
 
     Kandan.Data.Channels.registerCallback "change", ()=>
-      Kandan.Widgets.render @plugin_namespace
+      Kandan.Widgets.render @pluginNamespace

app/assets/javascripts/backbone/plugins/image_embed.js.coffee

@@ -1,21 +1,22 @@
 class Kandan.Plugins.ImageEmbed
-  @image_regex:   /^http.*\.(jpg|jpeg|gif|png)/i
+  @options:
+    regex:   /^http.*\.(jpg|jpeg|gif|png)/i
 
+    template: _.template '''
+      <div class="image-preview">
+        <a target="_blank" href="<%= image_url %>">
+          <img class="image-embed" src="<%= imageUrl %>" height="200" width="200" />
+        </a>
+        <div class="name"><%= name %></div>
+      </div>
+     '''
 
-  @image_template: _.template '''
-    <div class="image-preview">
-      <a target="_blank" href="<%= image_url %>">
-        <img class="image-embed" src="<%= image_url %>" height="200" width="200" />
-      </a>
-      <div class="name"><%= name %></div>
-    </div>
-   '''
 
   @init: ()->
-    Kandan.Modifiers.register @image_regex, (message, state)=>
-      file_name = message.content.split("/").pop()
-      message.content = @image_template({
-        image_url: message.content,
-        name: file_name
+    Kandan.Modifiers.register @options.regex, (message, state)=>
+      fileName = message.content.split("/").pop()
+      message.content = @options.template({
+        imageUrl: message.content,
+        name: fileName
       })
       return Kandan.Helpers.Activities.build_from_message_template(message)

app/assets/javascripts/backbone/plugins/link_embed.js.coffee

@@ -1,8 +1,9 @@
 class Kandan.Plugins.LinkEmbed
-  @link_regex: /(http?:\S*)/g
+  @options:
+    regex: /(http?:\S*)/g
 
   @init: ()->
-    Kandan.Modifiers.register @link_regex, (message, state)=>
+    Kandan.Modifiers.register @options.regex, (message, state)=>
       message.content = message.content
-        .replace(@link_regex, '<a target="_blank" href="$1">$1</a>')
+        .replace(@options.regex, '<a target="_blank" href="$1">$1</a>')
       return Kandan.Helpers.Activities.build_from_message_template(message)