[5146] | 1 | <?php |
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| 2 | /** |
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| 3 | * Zend Framework |
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| 4 | * |
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| 5 | * LICENSE |
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| 6 | * |
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| 7 | * This source file is subject to the new BSD license that is bundled |
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| 8 | * with this package in the file LICENSE.txt. |
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| 9 | * It is also available through the world-wide-web at this URL: |
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| 10 | * http://framework.zend.com/license/new-bsd |
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| 11 | * If you did not receive a copy of the license and are unable to |
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| 12 | * obtain it through the world-wide-web, please send an email |
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| 13 | * to license@zend.com so we can send you a copy immediately. |
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| 14 | * |
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| 15 | * @category Zend |
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| 16 | * @package Zend_Validate |
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| 17 | * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
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| 18 | * @license http://framework.zend.com/license/new-bsd New BSD License |
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| 19 | * @version $Id: Alnum.php 22668 2010-07-25 14:50:46Z thomas $ |
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| 20 | */ |
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| 21 | |
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| 22 | /** |
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| 23 | * @see Zend_Validate_Abstract |
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| 24 | */ |
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| 25 | require_once 'Zend/Validate/Abstract.php'; |
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| 26 | |
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| 27 | /** |
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| 28 | * @category Zend |
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| 29 | * @package Zend_Validate |
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| 30 | * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
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| 31 | * @license http://framework.zend.com/license/new-bsd New BSD License |
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| 32 | */ |
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| 33 | class Zend_Validate_Alnum extends Zend_Validate_Abstract |
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| 34 | { |
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| 35 | const INVALID = 'alnumInvalid'; |
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| 36 | const NOT_ALNUM = 'notAlnum'; |
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| 37 | const STRING_EMPTY = 'alnumStringEmpty'; |
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| 38 | |
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| 39 | /** |
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| 40 | * Whether to allow white space characters; off by default |
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| 41 | * |
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| 42 | * @var boolean |
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| 43 | * @deprecated |
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| 44 | */ |
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| 45 | public $allowWhiteSpace; |
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| 46 | |
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| 47 | /** |
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| 48 | * Alphanumeric filter used for validation |
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| 49 | * |
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| 50 | * @var Zend_Filter_Alnum |
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| 51 | */ |
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| 52 | protected static $_filter = null; |
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| 53 | |
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| 54 | /** |
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| 55 | * Validation failure message template definitions |
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| 56 | * |
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| 57 | * @var array |
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| 58 | */ |
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| 59 | protected $_messageTemplates = array( |
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| 60 | self::INVALID => "Invalid type given. String, integer or float expected", |
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| 61 | self::NOT_ALNUM => "'%value%' contains characters which are non alphabetic and no digits", |
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| 62 | self::STRING_EMPTY => "'%value%' is an empty string", |
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| 63 | ); |
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| 64 | |
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| 65 | /** |
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| 66 | * Sets default option values for this instance |
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| 67 | * |
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| 68 | * @param boolean|Zend_Config $allowWhiteSpace |
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| 69 | * @return void |
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| 70 | */ |
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| 71 | public function __construct($allowWhiteSpace = false) |
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| 72 | { |
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| 73 | if ($allowWhiteSpace instanceof Zend_Config) { |
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| 74 | $allowWhiteSpace = $allowWhiteSpace->toArray(); |
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| 75 | } |
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| 76 | |
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| 77 | if (is_array($allowWhiteSpace)) { |
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| 78 | if (array_key_exists('allowWhiteSpace', $allowWhiteSpace)) { |
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| 79 | $allowWhiteSpace = $allowWhiteSpace['allowWhiteSpace']; |
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| 80 | } else { |
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| 81 | $allowWhiteSpace = false; |
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| 82 | } |
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| 83 | } |
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| 84 | |
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| 85 | $this->allowWhiteSpace = (boolean) $allowWhiteSpace; |
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| 86 | } |
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| 87 | |
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| 88 | /** |
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| 89 | * Returns the allowWhiteSpace option |
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| 90 | * |
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| 91 | * @return boolean |
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| 92 | */ |
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| 93 | public function getAllowWhiteSpace() |
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| 94 | { |
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| 95 | return $this->allowWhiteSpace; |
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| 96 | } |
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| 97 | |
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| 98 | /** |
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| 99 | * Sets the allowWhiteSpace option |
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| 100 | * |
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| 101 | * @param boolean $allowWhiteSpace |
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| 102 | * @return Zend_Filter_Alnum Provides a fluent interface |
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| 103 | */ |
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| 104 | public function setAllowWhiteSpace($allowWhiteSpace) |
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| 105 | { |
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| 106 | $this->allowWhiteSpace = (boolean) $allowWhiteSpace; |
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| 107 | return $this; |
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| 108 | } |
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| 109 | |
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| 110 | /** |
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| 111 | * Defined by Zend_Validate_Interface |
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| 112 | * |
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| 113 | * Returns true if and only if $value contains only alphabetic and digit characters |
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| 114 | * |
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| 115 | * @param string $value |
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| 116 | * @return boolean |
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| 117 | */ |
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| 118 | public function isValid($value) |
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| 119 | { |
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| 120 | if (!is_string($value) && !is_int($value) && !is_float($value)) { |
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| 121 | $this->_error(self::INVALID); |
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| 122 | return false; |
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| 123 | } |
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| 124 | |
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| 125 | $this->_setValue($value); |
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| 126 | |
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| 127 | if ('' === $value) { |
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| 128 | $this->_error(self::STRING_EMPTY); |
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| 129 | return false; |
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| 130 | } |
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| 131 | |
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| 132 | if (null === self::$_filter) { |
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| 133 | /** |
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| 134 | * @see Zend_Filter_Alnum |
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| 135 | */ |
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| 136 | require_once 'Zend/Filter/Alnum.php'; |
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| 137 | self::$_filter = new Zend_Filter_Alnum(); |
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| 138 | } |
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| 139 | |
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| 140 | self::$_filter->allowWhiteSpace = $this->allowWhiteSpace; |
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| 141 | |
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| 142 | if ($value != self::$_filter->filter($value)) { |
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| 143 | $this->_error(self::NOT_ALNUM); |
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| 144 | return false; |
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| 145 | } |
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| 146 | |
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| 147 | return true; |
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| 148 | } |
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| 149 | |
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| 150 | } |
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