/** * For each option visible to person as a filter choice counts how many products are there given that all the * other filters are applied * @param Mana_Filters_Model_Filter_Attribute $filter * @return array Each entry in result is int option_id => int count * This method is overridden by copying (method body was pasted from parent class and modified as needed). All * changes are marked with comments. * @see Mage_Catalog_Model_Resource_Eav_Mysql4_Layer_Filter_Attribute::getCount() */ public function getCount($filter) { // clone select from collection with filters $select = clone $filter->getLayer()->getProductCollection()->getSelect(); // reset columns, order and limitation conditions $select->reset(Zend_Db_Select::COLUMNS); $select->reset(Zend_Db_Select::ORDER); $select->reset(Zend_Db_Select::GROUP); $select->reset(Zend_Db_Select::LIMIT_COUNT); $select->reset(Zend_Db_Select::LIMIT_OFFSET); $connection = $this->_getReadAdapter(); $attribute = $filter->getAttributeModel(); $tableAlias = $attribute->getAttributeCode() . '_idx'; // MANA BEGIN: if there is already applied filter with the same name, then unjoin it from select. // TODO: comment on Mage::registry('mana_cat_index_from_condition') after we edit category filters $from = array(); $catIndexCondition = Mage::registry('mana_cat_index_from_condition'); foreach ($select->getPart(Zend_Db_Select::FROM) as $key => $value) { if ($key != $tableAlias) { if ($catIndexCondition && $catIndexCondition == $value['joinCondition']) { $value['joinCondition'] = Mage::registry('mana_cat_index_to_condition'); } $from[$key] = $value; } } $select->setPart(Zend_Db_Select::FROM, $from); // MANA END $conditions = array("{$tableAlias}.entity_id = e.entity_id", $connection->quoteInto("{$tableAlias}.attribute_id = ?", $attribute->getAttributeId()), $connection->quoteInto("{$tableAlias}.store_id = ?", $filter->getStoreId())); $select->join(array($tableAlias => $this->getMainTable()), join(' AND ', $conditions), array('value', 'count' => "COUNT(DISTINCT {$tableAlias}.entity_id)"))->group("{$tableAlias}.value"); return $connection->fetchPairs($select); }