add wiki parent page action

app/controllers/admin/page_contents_controller.rb

@@ -57,6 +57,13 @@ class Admin::PageContentsController < OrbitAdminController
     render :json => {"success" => true}.to_json
   end
 
+  def wiki_parent
+    parent_page_id = params[:id]
+    @wiki_parent_page = Page.where(:id => parent_page_id).first
+    @table_fields = ["page_content.id", :name,:version,:update_at,:last_modified, :category]
+    @categories = @module_app.categories.enabled.authorized(current_user).collect{|c| [c.title, c.id]}
+  end
+
   private 
 
   def update_params