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<?php
namespace Bitrix\Disk\Rest;
use Bitrix\Disk;
class Internalizer
{
private $allowedOperations = array('', '!', '<', '<=', '>', '>=', '><', '!><', '?', '=', '!=', '%', '!%', '');
/**
* @var Entity\Base
*/
private $entity;
/**
* Constructor of Internalizer.
* @param Entity\Base $entity Entity.
* @param Service\Base $service Service which provides methods for REST.
*/
public function __construct(Entity\Base $entity, Service\Base $service)
{
$this->service = $service;
$this->entity = $entity;
}
/**
* Clean wrong fields and operations from filter.
* @param array $filter Filter.
* @return array Filter after clean.
*/
public function cleanFilter(array $filter)
{
$possibleFields = $this->entity->getFieldsForFilter();
$mapFields = $this->entity->getFieldsForMap();
$whiteFilter = array();
$filter = array_change_key_case($filter, CASE_UPPER);
foreach($filter as $key => $value)
{
if(is_numeric($key) && is_array($value))
{
continue;
}
if(preg_match('/^([^a-zA-Z]*)(.*)/', $key, $matches))
{
$operation = $matches[1];
$field = $matches[2];
if(!in_array($operation, $this->allowedOperations, true))
{
continue;
}
if(isset($possibleFields[$field]))
{
if(isset($mapFields[$field]))
{
$value = call_user_func_array($mapFields[$field]['IN'], array($value));
}
$whiteFilter[$key] = $value;
}
}
}
return $whiteFilter;
}
}