[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: Float.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 | * @see Zend_Locale_Format |
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| 29 | */ |
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| 30 | require_once 'Zend/Locale/Format.php'; |
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| 31 | |
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| 32 | /** |
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| 33 | * @category Zend |
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| 34 | * @package Zend_Validate |
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| 35 | * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com) |
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| 36 | * @license http://framework.zend.com/license/new-bsd New BSD License |
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| 37 | */ |
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| 38 | class Zend_Validate_Float extends Zend_Validate_Abstract |
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| 39 | { |
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| 40 | const INVALID = 'floatInvalid'; |
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| 41 | const NOT_FLOAT = 'notFloat'; |
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| 42 | |
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| 43 | /** |
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| 44 | * @var array |
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| 45 | */ |
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| 46 | protected $_messageTemplates = array( |
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| 47 | self::INVALID => "Invalid type given. String, integer or float expected", |
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| 48 | self::NOT_FLOAT => "'%value%' does not appear to be a float", |
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| 49 | ); |
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| 50 | |
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| 51 | protected $_locale; |
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| 52 | |
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| 53 | /** |
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| 54 | * Constructor for the float validator |
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| 55 | * |
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| 56 | * @param string|Zend_Config|Zend_Locale $locale |
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| 57 | */ |
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| 58 | public function __construct($locale = null) |
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| 59 | { |
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| 60 | if ($locale instanceof Zend_Config) { |
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| 61 | $locale = $locale->toArray(); |
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| 62 | } |
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| 63 | |
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| 64 | if (is_array($locale)) { |
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| 65 | if (array_key_exists('locale', $locale)) { |
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| 66 | $locale = $locale['locale']; |
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| 67 | } else { |
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| 68 | $locale = null; |
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| 69 | } |
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| 70 | } |
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| 71 | |
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| 72 | if (empty($locale)) { |
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| 73 | require_once 'Zend/Registry.php'; |
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| 74 | if (Zend_Registry::isRegistered('Zend_Locale')) { |
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| 75 | $locale = Zend_Registry::get('Zend_Locale'); |
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| 76 | } |
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| 77 | } |
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| 78 | |
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| 79 | $this->setLocale($locale); |
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| 80 | } |
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| 81 | |
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| 82 | /** |
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| 83 | * Returns the set locale |
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| 84 | */ |
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| 85 | public function getLocale() |
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| 86 | { |
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| 87 | return $this->_locale; |
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| 88 | } |
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| 89 | |
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| 90 | /** |
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| 91 | * Sets the locale to use |
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| 92 | * |
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| 93 | * @param string|Zend_Locale $locale |
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| 94 | */ |
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| 95 | public function setLocale($locale = null) |
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| 96 | { |
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| 97 | require_once 'Zend/Locale.php'; |
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| 98 | $this->_locale = Zend_Locale::findLocale($locale); |
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| 99 | return $this; |
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| 100 | } |
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| 101 | |
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| 102 | /** |
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| 103 | * Defined by Zend_Validate_Interface |
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| 104 | * |
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| 105 | * Returns true if and only if $value is a floating-point value |
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| 106 | * |
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| 107 | * @param string $value |
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| 108 | * @return boolean |
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| 109 | */ |
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| 110 | public function isValid($value) |
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| 111 | { |
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| 112 | if (!is_string($value) && !is_int($value) && !is_float($value)) { |
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| 113 | $this->_error(self::INVALID); |
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| 114 | return false; |
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| 115 | } |
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| 116 | |
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| 117 | if (is_float($value)) { |
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| 118 | return true; |
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| 119 | } |
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| 120 | |
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| 121 | $this->_setValue($value); |
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| 122 | try { |
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| 123 | if (!Zend_Locale_Format::isFloat($value, array('locale' => $this->_locale))) { |
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| 124 | $this->_error(self::NOT_FLOAT); |
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| 125 | return false; |
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| 126 | } |
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| 127 | } catch (Zend_Locale_Exception $e) { |
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| 128 | $this->_error(self::NOT_FLOAT); |
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| 129 | return false; |
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| 130 | } |
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| 131 | |
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| 132 | return true; |
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| 133 | } |
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| 134 | } |
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