1: <?php
 2: /**
 3:  * CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
 4:  * Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
 5:  *
 6:  * Licensed under The MIT License
 7:  * For full copyright and license information, please see the LICENSE.txt
 8:  * Redistributions of files must retain the above copyright notice.
 9:  *
10:  * @copyright     Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
11:  * @link          https://cakephp.org CakePHP(tm) Project
12:  * @since         3.0.0
13:  * @license       https://opensource.org/licenses/mit-license.php MIT License
14:  */
15: namespace Cake\Database;
16: 
17: /**
18:  * Type converter trait
19:  */
20: trait TypeConverterTrait
21: {
22:     /**
23:      * Converts a give value to a suitable database value based on type
24:      * and return relevant internal statement type
25:      *
26:      * @param mixed $value The value to cast
27:      * @param \Cake\Database\Type|string $type The type name or type instance to use.
28:      * @return array list containing converted value and internal type
29:      */
30:     public function cast($value, $type)
31:     {
32:         if (is_string($type)) {
33:             $type = Type::build($type);
34:         }
35:         if ($type instanceof TypeInterface) {
36:             $value = $type->toDatabase($value, $this->_driver);
37:             $type = $type->toStatement($value, $this->_driver);
38:         }
39: 
40:         return [$value, $type];
41:     }
42: 
43:     /**
44:      * Matches columns to corresponding types
45:      *
46:      * Both $columns and $types should either be numeric based or string key based at
47:      * the same time.
48:      *
49:      * @param array $columns list or associative array of columns and parameters to be bound with types
50:      * @param array $types list or associative array of types
51:      * @return array
52:      */
53:     public function matchTypes($columns, $types)
54:     {
55:         if (!is_int(key($types))) {
56:             $positions = array_intersect_key(array_flip($columns), $types);
57:             $types = array_intersect_key($types, $positions);
58:             $types = array_combine($positions, $types);
59:         }
60: 
61:         return $types;
62:     }
63: }
64: