remove js resposne for likes, do it in backbone with json responses instead

app/controllers/likes_controller.rb

@@ -17,7 +17,6 @@ class LikesController < ApplicationController
         Postzord::Dispatcher.build(current_user, @like).post
 
         respond_to do |format|
-          format.js { render 'likes/update', :status => 201 }
           format.html { render :nothing => true, :status => 201 }
           format.mobile { redirect_to post_path(@like.post_id) }
           format.json{ render :json => @like.as_api_response(:backbone), :status => 201 }
@@ -35,13 +34,11 @@ class LikesController < ApplicationController
       current_user.retract(@like)
       respond_to do |format|
         format.any { }
-        format.js { render 'likes/update' }
         format.json { render :nothing => true, :status => 204}
       end
     else
       respond_to do |format|
         format.mobile { redirect_to :back }
-        format.js { render :nothing => true, :status => 403 }
         format.json { render :nothing => true, :status => 403}
       end
     end
@@ -61,6 +58,8 @@ class LikesController < ApplicationController
     end
   end
 
+  protected
+
   def target
     @target ||= if params[:post_id]
       current_user.find_visible_shareable_by_id(Post, params[:post_id])

app/views/likes/update.js.erb

-var targetGuid = "<%=@like.target.guid%>";
-$(".like_action", "#"+targetGuid).first().html("<%= escape_javascript(like_action(@like.target))%>");
-ContentUpdater.addLikesToPost(targetGuid, "<%= escape_javascript(render("likes/likes_container", :target_id => @like.target_id, :likes_count => @like.target.reload.likes_count, :target_type => @like.target_type)) %>");

app/views/templates/stream_element.ujs

@@ -102,7 +102,6 @@
             <a href="/posts/<%= id %>/likes" class="expand_likes">
               <%= likes_count %> like
             </a>
-            <span class="hidden likes_list"></span>
           <% } %>
         </div>
       </div>

public/javascripts/app/views/post_view.js

@@ -7,7 +7,8 @@ App.Views.Post = App.Views.StreamObject.extend({
     "focus .comment_box": "commentTextareaFocused",
     "click .shield a": "removeNsfwShield",
     "click .remove_post": "destroyModel",
-    "click .like_action": "toggleLike"
+    "click .like_action": "toggleLike",
+    "click .expand_likes": "expandLikes"
   },
 
   render: function() {
@@ -76,6 +77,52 @@ App.Views.Post = App.Views.StreamObject.extend({
     return this;
   },
 
+  expandLikes: function(evt){
+    if(evt) { evt.preventDefault(); }
+
+    var self = this;
+
+    this.model.likes.fetch({
+      success: function(){
+        // this should be broken out
+
+        self.$(".expand_likes").remove();
+        var likesView = Backbone.View.extend({
+
+          tagName: 'span',
+
+          initialize: function(options){
+            this.collection = options.collection;
+            _.bindAll(this, "render", "appendLike");
+          },
+
+          render: function(){
+            _.each(this.collection.models, this.appendLike)
+            return this;
+          },
+
+          appendLike: function(model){
+            console.log(model.get('author'));
+            $(this.el).append("<a>", {
+              href : "/person/" + model.get("author")["id"]
+            }).html($("<img>", {
+              src : model.get("author")["avatar"]["small"],
+              "class" : "avatar"
+            }));
+          }
+        });
+
+        var view = new likesView({collection : self.model.likes});
+
+        self.$('.likes_container').removeClass("hidden")
+                             .append(view.render().el);
+
+      }
+    });
+
+    return this;
+  },
+
   focusCommentTextarea: function(evt){
     evt.preventDefault();
     this.$(".new_comment_form_wrapper").removeClass("hidden");