Use Refinery namespace in migration and seed file.

db/migrate/01_create_search_page.rb

@@ -1,16 +1,16 @@
 class CreateSearchPage < ActiveRecord::Migration
 
-  def self.up
+  def up
     load(Rails.root.join('db', 'seeds', 'refinerycms_search.rb'))
   end
 
-  def self.down
-    if defined?(UserPlugin)
-      UserPlugin.destroy_all({:name => "refinerycms_search"})
+  def down
+    if defined?(Refinery::UserPlugin)
+      Refinery::UserPlugin.destroy_all({:name => "refinerycms_search"})
     end
 
-    if defined?(Page)
-      Page.delete_all({:link_url => "/search"})
+    if defined?(Refinery::Page)
+      Refinery::Page.delete_all({:link_url => "/search"})
     end
 
   end

db/seeds/refinerycms_search.rb

@@ -1,23 +1,23 @@
-if defined?(::User)
-  User.all.each do |user|
+if defined?(::Refinery::User)
+  Refinery::User.all.each do |user|
     if user.plugins.where(:name => 'refinerycms_search').blank?
       user.plugins.create(:name => 'refinerycms_search',
                           :position => (user.plugins.maximum(:position) || -1) +1)
     end
   end
 end
 
-if defined?(::Page)
-  unless Page.where(:menu_match => "^/search.*$").any?
-    page = Page.create(
+if defined?(::Refinery::Page)
+  unless Refinery::Page.where(:menu_match => "^/search.*$").any?
+    page = Refinery::Page.create(
       :title => "Search Results",
       :link_url => "/search",
       :deletable => false,
-      :position => ((Page.maximum(:position, :conditions => {:parent_id => nil}) || -1)+1),
+      :position => ((Refinery::Page.maximum(:position, :conditions => {:parent_id => nil}) || -1)+1),
       :menu_match => "^/search.*$"
     )
 
-    Page.default_parts.each do |default_page_part|
+    Refinery::Page.default_parts.each do |default_page_part|
       page.parts.create(:title => default_page_part, :body => nil)
     end
   end