1: <?php
 2: /**
 3:  * Wei Framework
 4:  *
 5:  * @copyright   Copyright (c) 2008-2015 Twin Huang
 6:  * @license     http://opensource.org/licenses/mit-license.php MIT License
 7:  */
 8: 
 9: namespace Wei\Validator;
10: 
11: /**
12:  * Check if the type of input is equals specified type name
13:  *
14:  * @author      Twin Huang <twinhuang@qq.com>
15:  */
16: class Type extends BaseValidator
17: {
18:     protected $typeMessage = '%name% must be %typeName%';
19: 
20:     protected $negativeMessage = '%name% must not be %typeName%';
21: 
22:     /**
23:      * The expected type of input
24:      *
25:      * @var string
26:      */
27:     protected $type;
28: 
29:     /**
30:      * The translated type name for display
31:      *
32:      * @var string
33:      */
34:     protected $typeName;
35: 
36:     /**
37:      * {@inheritdoc}
38:      *
39:      * @param string $type The expected type of $input
40:      */
41:     public function __invoke($input, $type = null)
42:     {
43:         $type && $this->storeOption('type', $type);
44: 
45:         return $this->isValid($input);
46:     }
47: 
48:     /**
49:      * {@inheritdoc}
50:      */
51:     protected function doValidate($input)
52:     {
53:         if (function_exists($fn = 'is_' . $this->type)) {
54:             $result = $fn($input);
55:         } elseif (function_exists($fn = 'ctype_' . $this->type)) {
56:             $result = $fn($input);
57:         } else {
58:             $result = $input instanceof $this->type;
59:         }
60: 
61:         if (!$result) {
62:             $this->addError('type');
63:         }
64: 
65:         return $result;
66:     }
67: 
68:     /**
69:      * {@inheritdoc}
70:      */
71:     public function getMessages($name = null)
72:     {
73:         $this->loadTranslationMessages();
74:         $this->typeName = $this->t($this->type);
75:         return parent::getMessages($name);
76:     }
77: }
78: