public function install() {
 
      $this->load_required_models();
 
      $pkg = parent::install();
 
      //install blocks
        BlockType::installBlockTypeFromPackage('catastats_list', $pkg);
 
        $iak = CollectionAttributeKey::getByHandle('icon_dashboard');
 
      $spa = SinglePage::add('dashboard/catastats', $pkg);
      $spa->update(array('cName' => 'Event Report Manager', 'cDescription'=>'Add Reports.'));
      $spa->setAttribute($iak,'icon-list');
 
      $spb = SinglePage::add('dashboard/catastats/search', $pkg);
      $spb->setAttribute($iak,'icon-search');
 
      $spf = SinglePage::add('dashboard/catastats/add_catastats', $pkg);
      $spf->update(array('cName' => 'Add/Edit', 'cDescription'=>'Add/Edit Reports.'));
      $spf->setAttribute($iak,'icon-pencil');
 
      $spc = SinglePage::add('dashboard/catastats/attributes', $pkg);
      $spc->setAttribute($iak,'icon-list');
 
      $sps = SinglePage::add('dashboard/catastats/settings', $pkg);
      $sps->setAttribute($iak,'icon-wrench');
 
      $sps = SinglePage::add('reports', $pkg);
 
 
      $allowSets = true;
      $akc = AttributeKeyCategory::add('catastats', $allowSets, $pkg);
      $akc->setAllowAttributeSets(AttributeKeyCategory::ASET_ALLOW_SINGLE);
      $general = $akc->addSet('general', t('General'),$pkg);
 
 
      $address = AttributeType::getByHandle('address');
      $text = AttributeType::getByHandle('text');
      $number = AttributeType::getByHandle('number');
      $select = AttributeType::getByHandle('select');
      $textarea = AttributeType::getByHandle('textarea');
      $boolean = AttributeType::getByHandle('boolean');
      $file = AttributeType::getByHandle('image_file');
 
 
      $akc->associateAttributeKeyType($address);
      $akc->associateAttributeKeyType($text);
      $akc->associateAttributeKeyType($number);
      $akc->associateAttributeKeyType($select);
      $akc->associateAttributeKeyType($textarea);
      $akc->associateAttributeKeyType($boolean);
      $akc->associateAttributeKeyType($file);
 
 
      #######################################################
        ##general tab 
        ## title, description
        #######################################################
      $general_title = CatastatsAttributeKey::getByHandle('catastats_title'); 
      if(!is_object($general_title) || !intval($general_title->getAttributeTypeID())){
         $general_title = array(
                     'akHandle' => 'catastats_title',
                     'akName' => 'Report Title',
                     'akIsSearchable' => 1,
                     'akIsSearchableIndexed' => 1,            
                     'akIsAutoCreated' => 1,
                     'akIsEditable' => 1
                  );
         $general_title = CatastatsAttributeKey::add($text, $general_title);
         $general_title->setAttributeKeyColumnHeader(1);
         $general_title->setAttributeSet($general); 
      }
 
   }
 
 
   public function upgrade(){   
        $pkg = Package::getByHandle('catastats');
//         $sps = SinglePage::add('reports', $pkg);
 
   }