Adds a few plugins and fixes

* Adds basic styling for sidebar
* Adds link plugin
* Adds image plugin
* Adds Youtube plugin
* Adds basic music player plugin [WIP]
* Adds a stub Kandan.Store API to get music player working
* View fix: escapes message if not processed by a modifier
* Template fix: unescape certain elements in templates
* Switch from jquery template to underscore templates
* Deletes unnecessary templates
* Removes ember-rails dependency

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

Gemfile

@@ -26,8 +26,6 @@ group :assets do
   gem 'uglifier', '>= 1.0.3'
 end
 
-# TODO remove git dependency after development
-gem 'ember-rails', :git => "https://github.com/emberjs/ember-rails.git"
 gem 'jquery-rails'
 
 gem 'jasmine', :git => "https://github.com/pivotal/jasmine-gem.git", :branch => "1.2.rc1", :group => [:development, :test]

Gemfile.lock

@@ -1,11 +1,3 @@
-GIT
-  remote: https://github.com/emberjs/ember-rails.git
-  revision: 1614e7dac6dcd83a68b4f5ea479d2fec7094d781
-  specs:
-    ember-rails (0.2.4)
-      execjs (>= 1.2)
-      railties (>= 3.0)
-
 GIT
   remote: https://github.com/pivotal/jasmine-gem.git
   revision: 5a7524ae9eaea4fe106a7aaa90ccfb1bc137abe7
@@ -224,7 +216,6 @@ DEPENDENCIES
   devise
   devise_bushido_authenticatable
   eco
-  ember-rails!
   execjs
   factory_girl_rails
   faye

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

@@ -9,9 +9,7 @@ class Kandan.Modifiers
 
   @process: (message, state)->
     for modifier in @modifiers
-      console.log "pre message", message.content
       if message.content.match(modifier.regex)!=null
         modified_object = modifier.callback(message, state)
-        console.log "modified", modified_object
         return modified_object if modified_object != false
     false

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

@@ -0,0 +1,11 @@
+class Kandan.Plugins.ImageEmbed
+  @regex: /^http.*\.(jpg|jpeg|gif|png)/i
+  @image_template: _.template('<a target="_blank" href="<%= image_url %>"><img class="image-embed" src="<%= image_url %>" height="200" width="200" /></a>')
+
+  @init: ()->
+    Kandan.Modifiers.register @regex, (message, state)=>
+      message.content = @image_template({ image_url: message.content })
+      console.log message.content
+      return Kandan.Helpers.Activities.build_from_message_template(message)
+
+Kandan.Plugins.register "Kandan.Plugins.ImageEmbed"

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

@@ -1,10 +1,12 @@
-class Kandan.Plugins.Link
+class Kandan.Plugins.LinkEmbed
 
   @regex: /http:\S*/g
+  @link_template: _.template('<a target="_blank" href="<%- url %>"><%- url %></a>')
 
   @init: ()->
     Kandan.Modifiers.register @regex, (message, state)=>
-      message.content = message.content.replace @regex, '<a target="_blank" href="$1">$1</a>'
+      message.content = message.content
+        .replace(@regex, @link_template({ url: "$1" }))
       return Kandan.Helpers.Activities.build_from_message_template(message)
 
-Kandan.Plugins.register "Kandan.Plugins.Link"
+Kandan.Plugins.register "Kandan.Plugins.LinkEmbed"

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

@@ -0,0 +1,84 @@
+class Kandan.Plugins.MusicPlayer
+
+  @plugin_namespace: "Kandan.Plugins.MusicPlayer"
+  @plugin_id: ""
+  @widget_name: "music_player"
+  @play_regex: /^\/play .+/
+  @stop_regex: /^\/stop/
+  @local_song_data: false
+
+
+  @play_template: _.template('<strong><a class="audio-play">playing</a> <a target="_blank" href="<%- url %>"><%- url %></a></strong>')
+  @song_template: _.template('<li><%= song.split("/").pop() %></li>')
+
+
+  @set_error: (error_message)->
+    console.log "music player error", error_message
+
+
+  @create_song_list: (songs)->
+    $songs = $('<ul class="songs"></ul>')
+    if songs.length == 0
+      $songs = "No songs! Maybe add some?"
+    else
+      $songs.append(@song_template({song: song})) for song in songs
+    return $songs
+
+
+  @render: ($widget_el)->
+    $widget_element_class = $widget_el.attr('class')
+
+    if @local_song_data
+      $songs = @create_song_list(@local_song_data)
+    else
+      @get_songs({
+        success: (songs)=>
+          $songs = @create_song_list(songs)
+
+        failure: ()->
+          @set_error("Could not load songs")
+      })
+    $widget_el.html($songs)
+
+
+  # TODO add support for sounds
+  @init: (plugin_id)->
+    @plugin_id = plugin_id
+    @register_modifier()
+    @register_widget()
+
+
+  @register_widget: ()->
+    Kandan.Widgets.register @widget_name, @plugin_namespace
+
+
+  @register_modifier: ()->
+    Kandan.Modifiers.register @play_regex, (message, state)=>
+      if state == Kandan.Helpers.Activities.ACTIVE_STATE
+        console.log "add song to player and play song"
+        @store_song url
+      else
+        console.log "song is history"
+
+      message.content = @play_template({url: message.content.split @play_regex})
+      return Kandan.Helpers.Activities.build_from_base_template message
+
+
+  # TODO display error about song not being added by creating an activity locally
+  @store_song: (url)->
+    @get_songs({
+      success: (data)=>
+        data.push url
+        Kandan.Store.set @plugin_id, {
+          success: (data)->
+            @local_song_data = data
+            Kandan.Widgets.render_widget @widget_name
+        }
+    })
+
+
+  @get_songs: (callbacks)->
+    Kandan.Store.get @plugin_id, callbacks
+
+
+Kandan.Plugins.register "Kandan.Plugins.MusicPlayer"

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

@@ -3,15 +3,14 @@ class Kandan.Plugins.UserList
   @widget_name: "user_list"
 
   @render: ($el)->
-    console.log "rendering user list"
     $users = $("<ul></ul>")
 
     for user in Kandan.Data.ActiveUsers.all()
       $users.append "<li>#{user.first_name} #{user.last_name}</li>"
     $el.html($users)
 
+
   @init: ()->
-    console.log "init user plugin"
     Kandan.Widgets.register(@widget_name, "Kandan.Plugins.UserList")
     Kandan.Data.ActiveUsers.register_callback "change", ()=>
       Kandan.Widgets.render(@widget_name)

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

@@ -0,0 +1,18 @@
+class Kandan.Plugins.YoutubeEmbed
+
+  @regex: /^http(s)?:\/\/www.youtube.com\/watch/i
+  @youtube_id_pattern: /\Wv=([\w|\-]*)/
+
+  @youtube_embed_template: _.template('<div class="youtube-preview"><a target="_blank" class="youtube-preview-link" href="<%= video_url %>"><img class="youtube-preview-image" src="<% thumb_url %>" /></a></div>')
+
+  @init: ()->
+    Kandan.Modifiers.register @regex, (message, state)=>
+      video_id = message.content.match(@youtube_id_pattern)[1]
+      thumb_url = "http://img.youtube.com/vi/#{ video_id }/0.jpg"
+      message.content = @youtube_embed_template({
+        video_url: message.content,
+        image_url: thumb_url
+      })
+      return Kandan.Helpers.Activities.build_from_message_template(message)
+
+Kandan.Plugins.register "Kandan.Plugins.YoutubeEmbed"

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

@@ -0,0 +1,8 @@
+class Kandan.Store
+  @get: (plugin_id, callbacks)->
+    # TODO this should change
+    data = ["http://google.com/song.mp3", "http://google.com/song2.mp3"]
+    callbacks.success(data)
+
+  @set: (plugin_id, callbacks)->
+    callbacks.success(data)

app/assets/javascripts/backbone/views/show_activity.js.coffee

@@ -9,11 +9,11 @@ class Kandan.Views.ShowActivity extends Backbone.View
     if activity.action != "message"
       @compiled_template = JST['user_notification']({activity: activity})
     else
-      modifier = Kandan.Modifiers.process(activity, @options.state)
-      if modifier != false
-        @compiled_template = modifier
+      modified_message = Kandan.Modifiers.process(activity, @options.state)
+      if modified_message != false
+        @compiled_template = modified_message
       else
-        @compiled_template = Kandan.Helpers.Activities.build_from_message_template activity
+        @compiled_template = Kandan.Helpers.Activities.build_from_message_template $.extend(activity, {content: _.escape(activity.content)})
 
 
     $(@el).html(@compiled_template)

app/assets/stylesheets/application.css

@@ -11,3 +11,6 @@
  *= require_self
  *= require_tree .
 */
+
+.container {width: 80%; float: left}
+.sidebar {width: 20%; float: right}

app/assets/templates/activity_base.jst.eco

@@ -1 +1 @@
-<%= @activity.content %>
+<%- @activity.content %>

app/assets/templates/message.jst.eco

@@ -1 +1 @@
-<%= @activity.user.first_name %>: <%= @activity.content %>
+<%= @activity.user.first_name %>: <%- @activity.content %>

app/models/user.rb

@@ -5,7 +5,7 @@ class User < ActiveRecord::Base
 
   # Include default devise modules. Others available are:
   # :token_authenticatable, :encryptable, :confirmable, :lockable, :timeoutable and :omniauthable
-  devise :devise_authenticatable, :token_authenticatable, :trackable
+  devise :bushido_authenticatable, :token_authenticatable, :trackable
 
   # Setup accessible (or protected) attributes for your model
   attr_accessible :email, :password, :password_confirmation, :remember_me, :ido_id, :first_name, :last_name, :locale

config/initializers/devise.rb

@@ -6,6 +6,8 @@
   # note that it will be overwritten if you use your own mailer class with default "from" parameter.
   config.mailer_sender = "please-change-me-at-config-initializers-devise@example.com"
 
+  config.cas_base_url = "http://noshido.com:3000/cas" if Rails.env.development?
+
   # Configure the class responsible to send e-mails.
   # config.mailer = "Devise::Mailer"