1: <?php
 2: 
 3: /**
 4:  * Jyxo PHP Library
 5:  *
 6:  * LICENSE
 7:  *
 8:  * This source file is subject to the new BSD license that is bundled
 9:  * with this package in the file license.txt.
10:  * It is also available through the world-wide-web at this URL:
11:  * https://github.com/jyxo/php/blob/master/license.txt
12:  */
13: 
14: /**
15:  * Parent class of all filters.
16:  * Allows multidimensional arrays filtering.
17:  *
18:  * @category Jyxo
19:  * @package Jyxo_Input
20:  * @subpackage Filter
21:  * @copyright Copyright (c) 2005-2011 Jyxo, s.r.o.
22:  * @license https://github.com/jyxo/php/blob/master/license.txt
23:  * @author Jaroslav Hanslík
24:  */
25: abstract class Jyxo_Input_Filter_AbstractFilter implements Jyxo_Input_FilterInterface
26: {
27:     /**
28:      * Creates a filter instance.
29:      */
30:     public function __construct()
31:     {}
32: 
33:     /**
34:      * Filters a value.
35:      *
36:      * @param mixed $value Input value
37:      * @return mixed
38:      */
39:     public static function filtrate($value)
40:     {
41:         $filter = new static();
42:         return $filter->filter($value);
43:     }
44: 
45:     /**
46:      * Actually filters a value.
47:      *
48:      * @param mixed $in Input value
49:      * @return mixed
50:      */
51:     abstract protected function filterValue($in);
52: 
53:     /**
54:      * Filters a value.
55:      *
56:      * @param mixed $in Object to be filtered
57:      * @return Jyxo_Input_FilterInterface This object instance
58:      */
59:     public function filter($in)
60:     {
61:         if (is_array($in)) {
62:             return array_map(array($this, 'filter'), $in);
63:         }
64:         return $this->filterValue($in);
65:     }
66: }
67: