/**
  * @action search
  * 
  * Action to search tags using a string of 3 letters or more.
  * @param KalturaTagFilter $tagFilter
  * @param KalturaFilterPager $pager
  * @return KalturaTagListResponse
  */
 public function searchAction(KalturaTagFilter $tagFilter, KalturaFilterPager $pager = null)
 {
     if (!$tagFilter) {
         $tagFilter = new KalturaTagFilter();
     }
     if (!$pager) {
         $pager = new KalturaFilterPager();
     }
     $tagFilter->validate();
     $c = KalturaCriteria::create(TagPeer::OM_CLASS);
     $tagCoreFilter = new TagFilter();
     $tagFilter->toObject($tagCoreFilter);
     $tagCoreFilter->attachToCriteria($c);
     $pager->attachToCriteria($c);
     $tags = TagPeer::doSelect($c);
     $searchResponse = new KalturaTagListResponse();
     $searchResponse->objects = KalturaTagArray::fromDbArray($tags);
     $searchResponse->totalCount = $c->getRecordsCount();
     return $searchResponse;
 }