public function toOptions(Mage_Core_Model_Mysql4_Collection_Abstract $collection, array $fields)
 {
     $key = key($fields);
     $value = $fields[$key];
     $data = $collection->toArray(array($key, $value));
     $result = '';
     foreach ($data['items'] as $item) {
         $result[$item[$key]] = $item[$value];
     }
     return $result;
 }

 /**
  * Remove hidden items from a product or category collection
  *
  * @param Mage_Eav_Model_Entity_Collection_Abstract|Mage_Core_Model_Mysql4_Collection_Abstract $collection
  */
 public function _removeHiddenCollectionItems($collection)
 {
     // Loop through each category or product
     foreach ($collection as $key => $item) {
         $catData = Mage::getModel("catalog/category")->load($item->getEntityId());
         // If it is a category
         if ($item->getEntityTypeId() == 3 && $item->getLevel() != 2) {
             if (strtolower($catData->getUrlKey()) != 'get-the-look' && strtolower($catData->getUrlKey()) != 'new-arrivals') {
                 if ($this->getProductCountCustom($catData) <= 0) {
                     $collection->removeItemByKey($key);
                 }
             }
         }
     }
 }

 /**
  * Standard resource collection initalization
  *
  * @param string $model
  * @return Mage_Core_Model_Mysql4_Collection_Abstract
  */
 protected function _init($model, $resourceModel = null)
 {
     parent::_init($model, $resourceModel);
     $this->_relationTable = $this->getMainTable() . '_relation';
     $this->_localeTable = $this->getMainTable() . '_locale';
     return $this;
 }

 /**
  * Unserialize additional_information in each item
  * @return Mage_Core_Model_Mysql4_Collection_Abstract
  */
 protected function _afterLoad()
 {
     foreach ($this->_items as $item) {
         $this->getResource()->unserializeFields($item);
     }
     return parent::_afterLoad();
 }

 protected function _getMatchedIds($query)
 {
     if (!is_array($this->_attributes) || !count($this->_attributes)) {
         Mage::throwException('Searchable attributes not defined');
     }
     $query = Mage::helper('core/string')->splitWords($query, true, 100);
     $select = $this->_collection->getSelect();
     $having = array();
     foreach ($query as $word) {
         $subhaving = array();
         foreach ($this->_attributes as $attr => $weight) {
             $subhaving[] = $this->_getCILike($attr, $word, array('position' => 'any'));
         }
         $having[] = '(' . implode(' OR ', $subhaving) . ')';
     }
     $havingCondition = implode(' AND ', $having);
     if ($havingCondition != '') {
         $select->having($havingCondition);
     }
     $read = Mage::getSingleton('core/resource')->getConnection('core_read');
     $stmt = $read->query($select);
     $result = array();
     while ($row = $stmt->fetch(Zend_Db::FETCH_ASSOC)) {
         $result[$row[$this->_primaryKey]] = 0;
     }
     return $result;
 }

 protected function _initSelect()
 {
     parent::_initSelect();
     $modelCat = Mage::getResourceSingleton('downloads/categories');
     $this->getSelect()->joinLeft(array('relation' => $this->getTable('downloads/relation')), 'main_table.file_id = relation.file_id', array('products_count' => 'COUNT(relation.product_id)'))->joinLeft(array('cat' => $modelCat->getMainTable()), 'main_table.category_id = cat.category_id', array('title'))->group('main_table.file_id');
     return $this;
 }

 protected function _afterLoad()
 {
     /*$items = $this->getColumnValues('post_id');
       if (count($items)) {
           $select = $this->getConnection()->select()
                   ->from($this->getTable('store'))
                   ->where($this->getTable('store').'.post_id IN (?)', $items);
           if ($result = $this->getConnection()->fetchPairs($select)) {
               foreach ($this as $item) {
                   if (!isset($result[$item->getData('post_id')])) {
                       continue;
                   }
                   if ($result[$item->getData('post_id')] == 0) {
                       $storeCode = key(Mage::app()->getStores(false, true));
                   } else {
                       $storeCode = Mage::app()->getStore($result[$item->getData('post_id')])->getCode();
                   }
                   $item->setData('store_code', $storeCode);
               }
           }
       }*/
     if (count($this) > 0) {
         Mage::dispatchEvent("fontis_blog_post_collection_load_after", array("collection" => $this));
     }
     return parent::_afterLoad();
 }

 public function addFieldToFilter($attribute, $condition = null)
 {
     if ($attribute == 'status') {
         $attribute = 'main_table.' . $attribute;
     }
     return parent::addFieldToFilter($attribute, $condition);
 }

 /**
  * 
  * 
  * (overrides parent method)
  */
 public function _initSelect()
 {
     parent::_initSelect();
     // Add a simplified version of the transfer references (1 reference per 1 transfer)
     $this->_addTransferReferences($this->_getSingleReferenceSelect());
     return $this;
 }

 public function load($printQuery = false, $logQuery = false)
 {
     Varien_Profiler::start("aw::advancedreports::aggregator::load_collection");
     parent::load($printQuery, $logQuery);
     Varien_Profiler::stop("aw::advancedreports::aggregator::load_collection");
     return $this;
 }

 protected function _initSelect()
 {
     parent::_initSelect();
     $select = $this->getSelect();
     $select->join(array('cust' => $this->getTable('rewardpoints/customer_entity')), 'rewardpoints_referral_parent_id = cust.entity_id');
     return $this;
 }

 /**
  * After load processing - adds store information to the datasets
  *
  */
 protected function _afterLoad()
 {
     $connection = $this->getConnection();
     foreach ($this as $item) {
         $page_stores = array();
         if ($alias = $item->getData("alias")) {
             $cms_page = Mage::getModel("cms/page")->load($alias, "identifier");
             if ($cms_page->getPageId()) {
                 $page_stores = $cms_page->getStoreId();
                 $select = $connection->select()->from(array('cps' => $this->getTable('cms/page_store')))->where('cps.page_id = (?)', $cms_page->getPageId());
                 if ($result = $connection->fetchPairs($select)) {
                     if ($result[$cms_page->getPageId()] == 0) {
                         $stores = Mage::app()->getStores(false, true);
                         $storeId = current($stores)->getId();
                         $storeCode = key($stores);
                     } else {
                         $storeId = $result[$cms_page->getPageId()];
                         $storeCode = Mage::app()->getStore($storeId)->getCode();
                     }
                     $item->setData('_first_store_id', $storeId);
                     $item->setData('store_code', $storeCode);
                 }
                 $stores = isset($stores) && $stores ? $stores : array(0);
                 $item->setData("store_id", $page_stores);
             }
         }
     }
     parent::_afterLoad();
 }

 /**
  * @return Varien_Data_Collection_Db
  */
 public function _afterLoad()
 {
     foreach ($this->getItems() as $item) {
         $this->getResource()->unserializeFields($item);
     }
     return parent::_afterLoadData();
 }

 protected function _initSelect()
 {
     parent::_initSelect();
     // $this->getSelect()->where('main_table.post_type=?', 'post')
     //     ->where('main_table.post_status=?', 'publish');
     return $this;
 }

 protected function _afterLoad()
 {
     parent::_afterLoad();
     $this->_loadLabels();
     $this->_loadPrices();
     return $this;
 }

 protected function _afterLoad()
 {
     parent::_afterLoad();
     if (VPROF) {
         Varien_Profiler::start('TTT1:' . __METHOD__);
     }
     $this->_addProductAttributes();
     if (VPROF) {
         Varien_Profiler::stop('TTT1:' . __METHOD__);
     }
     if (VPROF) {
         Varien_Profiler::start('TTT2:' . __METHOD__);
     }
     $this->_addAssociatedProductFilters();
     if (VPROF) {
         Varien_Profiler::stop('TTT2:' . __METHOD__);
     }
     if (VPROF) {
         Varien_Profiler::start('TTT3:' . __METHOD__);
     }
     $this->_loadLabels();
     if (VPROF) {
         Varien_Profiler::stop('TTT3:' . __METHOD__);
     }
     if (VPROF) {
         Varien_Profiler::start('TTT4:' . __METHOD__);
     }
     $this->_loadPrices();
     if (VPROF) {
         Varien_Profiler::stop('TTT4:' . __METHOD__);
     }
     return $this;
 }

 protected function _afterLoad()
 {
     foreach ($this->_items as $i) {
         $i->afterLoad();
     }
     return parent::_afterLoad();
 }

 protected function _afterLoadData()
 {
     foreach ($this->getItems() as $item) {
         Mage::getResourceModel('aw_giftcard/history')->unserializeFields($item);
     }
     return parent::_afterLoadData();
 }

 /**
  * After load processing - adds store information to the datasets
  *
  */
 protected function _afterLoad()
 {
     if ($this->_previewFlag) {
         $items = $this->getColumnValues('verticalmenu_id');
         if (count($items)) {
             $select = $this->getConnection()->select()->from($this->getTable('ves_verticalmenu/verticalmenu_store'))->where($this->getTable('ves_verticalmenu/verticalmenu_store') . '.verticalmenu_id IN (?)', $items);
             if ($result = $this->getConnection()->fetchPairs($select)) {
                 foreach ($this as $item) {
                     if (!isset($result[$item->getData('verticalmenu_id')])) {
                         continue;
                     }
                     if ($result[$item->getData('verticalmenu_id')] == 0) {
                         $stores = Mage::app()->getStores(false, true);
                         $storeId = current($stores)->getId();
                         $storeCode = key($stores);
                     } else {
                         $storeId = $result[$item->getData('verticalmenu_id')];
                         $storeCode = Mage::app()->getStore($storeId)->getCode();
                     }
                     if ($item->getData('is_default') == 1) {
                         $this->setData('is_default', Mage::helper('ves_verticalmenu')->__('<span class="hightlight">Default</span>'));
                     } else {
                         $this->setData('is_default', Mage::helper('ves_verticalmenu')->__('No'));
                     }
                     $item->setData('_first_store_id', $storeId);
                     $item->setData('store_code', $storeCode);
                 }
             }
         }
     }
     parent::_afterLoad();
 }

 /**
  * Join store relation table if there is store filter
  */
 protected function _renderFiltersBefore()
 {
     if ($this->getFilter('store')) {
         $this->getSelect()->join(array('store_table' => $this->getTable('category_store')), 'main_table.category_id = store_table.category_id', array())->group('main_table.category_id');
     }
     return parent::_renderFiltersBefore();
 }