/**
* Return table rate array or false by rate request
*
* @param \Magento\Sales\Model\Quote\Address\RateRequest $request
* @return array|bool
*/
public function getRate(\Magento\Sales\Model\Quote\Address\RateRequest $request)
{
$adapter = $this->_getReadAdapter();
$bind = array(':website_id' => (int) $request->getWebsiteId(), ':country_id' => $request->getDestCountryId(), ':region_id' => (int) $request->getDestRegionId(), ':postcode' => $request->getDestPostcode());
$select = $adapter->select()->from($this->getMainTable())->where('website_id = :website_id')->order(array('dest_country_id DESC', 'dest_region_id DESC', 'dest_zip DESC'))->limit(1);
// Render destination condition
$orWhere = '(' . implode(') OR (', array("dest_country_id = :country_id AND dest_region_id = :region_id AND dest_zip = :postcode", "dest_country_id = :country_id AND dest_region_id = :region_id AND dest_zip = ''", "dest_country_id = :country_id AND dest_region_id = :region_id AND dest_zip = '*'", "dest_country_id = :country_id AND dest_region_id = 0 AND dest_zip = '*'", "dest_country_id = '0' AND dest_region_id = :region_id AND dest_zip = '*'", "dest_country_id = '0' AND dest_region_id = 0 AND dest_zip = '*'", "dest_country_id = :country_id AND dest_region_id = 0 AND dest_zip = ''", "dest_country_id = :country_id AND dest_region_id = 0 AND dest_zip = :postcode", "dest_country_id = :country_id AND dest_region_id = 0 AND dest_zip = '*'")) . ')';
$select->where($orWhere);
// Render condition by condition name
if (is_array($request->getConditionName())) {
$orWhere = array();
$i = 0;
foreach ($request->getConditionName() as $conditionName) {
$bindNameKey = sprintf(':condition_name_%d', $i);
$bindValueKey = sprintf(':condition_value_%d', $i);
$orWhere[] = "(condition_name = {$bindNameKey} AND condition_value <= {$bindValueKey})";
$bind[$bindNameKey] = $conditionName;
$bind[$bindValueKey] = $request->getData($conditionName);
$i++;
}
if ($orWhere) {
$select->where(implode(' OR ', $orWhere));
}
} else {
$bind[':condition_name'] = $request->getConditionName();
$bind[':condition_value'] = $request->getData($request->getConditionName());
$select->where('condition_name = :condition_name');
$select->where('condition_value <= :condition_value');
}
$result = $adapter->fetchRow($select, $bind);
// Normalize destination zip code
if ($result && $result['dest_zip'] == '*') {
$result['dest_zip'] = '';
}
return $result;
}
