protected function setInstanceOf(Zend_Db_Table_Rowset $rowset)
{
if (!$rowset instanceof Zend_Db_Table_Rowset) {
throw new Exception("Rowset must be an instance of Zend_Db_Table_Rowset");
}
$tableClass = $rowset->getTableClass();
$tableClass = str_replace('_DbTable_', '_', $tableClass);
foreach ($rowset as $row) {
if (!class_exists($tableClass)) {
throw new Exception("Class {$tableClass} not existis!");
}
$this->row[] = new $tableClass($row);
}
return $this->row;
}
public function sort()
{
$data = $this->_units->toArray();
$data = $this->_calculateAllPrices($data);
usort($data, array('RM_Unit_Sorter', 'cmp'));
$config = array('table' => $this->_units->getTable(), 'data' => $data, 'rowClass' => 'RM_Unit_Row', 'stored' => true);
$this->_sortedUnits = new Zend_Db_Table_Rowset($config);
}
/**
* Constructor.
* @param array $config
*/
public function __construct(array $config)
{
$logHelper = Mage::helper('ho_import/log');
$model = $config['model'];
$query = $config['query'];
unset($config['model']);
unset($config['query']);
/** @var Zend_Db_Adapter_Abstract $db */
$db = new $model($config);
if (isset($config['limit']) || isset($config['offset'])) {
$limit = (int) isset($config['limit']) ? $config['limit'] : 0;
$offset = (int) isset($config['offset']) ? $config['offset'] : 0;
$logHelper->log($logHelper->__('Setting limit to %s and offset to %s', $limit, $offset), Zend_Log::NOTICE);
$query = $db->limit($query, $config['limit'], $offset);
$logHelper->log($query, Zend_Log::DEBUG);
}
$logHelper->log('Fetching data...');
$result = $db->fetchAll($query);
$logHelper->log('Done');
$config['data'] =& $result;
return parent::__construct($config);
}
function __wakeup()
{
parent::__wakeup();
$this->setTable(new $this->_tableClass());
}
/**
* Load attributes values with single query
*
* @param Zend_Db_Table_Rowset $rows
* @param Zend_Db_Table_Rowset $attributes
* @return array
*/
public function loadAttributes($rows, $attributes)
{
if (!$rows->valid()) {
return;
}
$this->cacheAttributes($attributes);
$result = array();
$entities = array();
foreach ($rows as $row) {
$entities[$this->getEntityId($row)] = $row;
}
$eavModels = $this->getEavModels($attributes);
$queries = array();
$entityIds = array_keys($entities);
foreach ($eavModels as $type => $eavModel) {
$select = $eavModel->select();
$select->where('entity_id IN(?)', $entityIds);
$attributeIds = array();
foreach ($attributes as $attribute) {
if ($type == $this->getAttributeType($attribute)) {
$attributeIds[] = $this->getAttributeId($attribute);
}
}
$select->where('attribute_id IN(?)', $attributeIds);
$queries[] = $select->__toString();
}
/* build query */
$query = '(' . implode(') UNION ALL (', $queries) . ')';
$db = Zend_Db_Table::getDefaultAdapter();
$rows = $db->fetchAll($query);
foreach ($rows as $row) {
$attributeId = $this->getAttributeId($this->getAttribute($row['attribute_id']));
$entities[$row['entity_id']]->setAttributeValue($attributeId, $row['value']);
}
return $rows;
}
protected function _loadByPrimaryKeys(\Zend_Db_Table_Rowset $results)
{
$collection = array();
foreach ($results->toArray() as $row) {
$collection[] = $this->load(array_shift($row));
}
return $collection;
}
