/
FieldTypeConverter.php
82 lines (75 loc) · 2.47 KB
/
FieldTypeConverter.php
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<?php
/**
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @since 3.2.0
* @license http://www.opensource.org/licenses/mit-license.php MIT License
*/
namespace Cake\Database;
use Cake\Database\Type\OptionalConvertInterface;
/**
* A callable class to be used for processing each of the rows in a statement
* result, so that the values are converted to the right PHP types.
*/
class FieldTypeConverter
{
/**
* An array containing the name of the fields and the Type objects
* each should use when converting them.
*
* @var array
*/
protected $_typeMap;
/**
* The driver object to be used in the type conversion
*
* @var \Cake\Database\Driver
*/
protected $_driver;
/**
* Builds the type map
*
* @param \Cake\Database\TypeMap $typeMap Contains the types to use for converting results
* @param \Cake\Database\Driver $driver The driver to use for the type conversion
*/
public function __construct(TypeMap $typeMap, Driver $driver)
{
$this->_driver = $driver;
$map = $typeMap->toArray();
$types = array_keys(Type::map());
$types = array_map(['Cake\Database\Type', 'build'], array_combine($types, $types));
$result = [];
foreach ($types as $k => $type) {
if ($type instanceof OptionalConvertInterface && !$type->requiresToPHPCast()) {
unset($types[$k]);
}
}
foreach ($map as $field => $type) {
if (isset($types[$type])) {
$result[$field] = $types[$type];
}
}
$this->_typeMap = $result;
}
/**
* Converts each of the fields in the array that are present in the type map
* using the corresponding Type class.
*
* @param array $row The array with the fields to be casted
* @return array
*/
public function __invoke($row)
{
foreach ($this->_typeMap as $field => $type) {
$row[$field] = $type->toPHP($row[$field], $this->_driver);
}
return $row;
}
}