/** * Set collection parameters * * @param Mage_Eav_Model_Resource_Entity_Attribute_Option_Collection $collection * @return Mage_Eav_Model_Resource_Entity_Attribute_Option_Collection */ public function prepareCollection(Mage_Eav_Model_Resource_Entity_Attribute_Option_Collection $collection) { if ($this->_pageSize && $this->_currentPage) { $collection->setPageSize($this->_pageSize)->setCurPage($this->_currentPage)->setOrder('main_table.sort_order', Zend_Db_Select::SQL_ASC); if (array_key_exists('sort_alpha_value', $collection->getSelect()->getPart(Zend_Db_Select::FROM))) { $collection->addOrder('sort_alpha_value.value', Zend_Db_Select::SQL_ASC); } $collection->setFlag(self::FLAG_REVERT_COLLECTION, true); } return $collection; }