Fix missing tagged_ids in some taggable objects and add a rake task for it

lib/orbit_tag/taggable.rb

@@ -43,6 +43,7 @@ module OrbitTag
           def tags=(tag_ids)
             ids = [tag_ids].flatten
             tag_ids.delete('')
+            self.tagged_ids = tag_ids
             ids = self.taggings.blank? ? [] : self.taggings.map{|t| t.tag.id}
             tag_ids.each do |tag_id|
               unless ids.include? tag_id
@@ -58,9 +59,6 @@ module OrbitTag
 
           def tag_ids=(ids)
             self.tags = ids
-            ids = [ids].flatten
-            ids.delete('')
-            self.tagged_ids = ids
           end
 
           private

lib/tasks/migrate.rake

@@ -310,4 +310,16 @@ namespace :migrate do
     Rake::Task["web_link_url:web_link_url_i18n"].execute
   end
 
+  task :fix_tagged_ids => :environment do
+    Tag.all.each do |tag|
+      tag.taggings.each do |tagging|
+        tagged_ids = tagging.taggable.tagged_ids
+        unless tagged_ids.include?(tag.id.to_s)
+          tagged_ids << tag.id.to_s
+          tagging.taggable.update_attribute(:tagged_ids, tagged_ids)
+        end
+      end
+    end
+  end
+
 end