Add artist commentary, fixes #2024

app/controllers/artist_commentaries_controller.rb

@@ -0,0 +1,23 @@
+class ArtistCommentariesController < ApplicationController
+  respond_to :html, :xml, :json, :js
+  before_filter :member_only
+
+  def create_or_update
+    @artist_commentary = ArtistCommentary.find_by_post_id(params[:artist_commentary][:post_id])
+
+    if @artist_commentary
+      @artist_commentary.update_attributes(params[:artist_commentary])
+    else
+      @artist_commentary = ArtistCommentary.create(params[:artist_commentary])
+    end
+
+    respond_with(@artist_commentary.post)
+  end
+
+  def revert
+    @artist_commentary = ArtistCommentary.find_by_post_id(params[:id])
+    @version = ArtistCommentaryVersion.find(params[:version_id])
+    @artist_commentary.revert_to!(@version)
+    respond_with(@artist_commentary)
+  end
+end