prevent mobile comments from 500ing

app/controllers/comments_controller.rb

@@ -57,6 +57,10 @@ class CommentsController < ApplicationController
     end
   end
 
+  def new
+    render :layout => false
+  end
+
   def index
     if user_signed_in?
       @post = current_user.find_visible_shareable_by_id(Post, params[:post_id])
@@ -68,6 +72,7 @@ class CommentsController < ApplicationController
       @comments = @post.comments.includes(:author => :profile).order('created_at ASC')
       respond_with do |format|
         format.json  { render :json => @post.comments.as_api_response(:backbone), :status => 200 }
+        format.mobile{render :layout => false}
       end
     else
       raise ActiveRecord::RecordNotFound.new

app/views/comments/new.mobile.haml

@@ -1 +1 @@
-= new_comment_form(params[:post_id], current_user)
+= render :partial => 'new_comment', :locals =>{:post_id => params[:post_id]}