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: Validate.php 21339 2010-03-05 15:32:25Z thomas $ |
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20 | */ |
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21 | |
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22 | /** |
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23 | * @see Zend_Validate_Interface |
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24 | */ |
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25 | require_once 'Zend/Validate/Interface.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 implements Zend_Validate_Interface |
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34 | { |
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35 | /** |
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36 | * Validator chain |
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37 | * |
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38 | * @var array |
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39 | */ |
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40 | protected $_validators = array(); |
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41 | |
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42 | /** |
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43 | * Array of validation failure messages |
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44 | * |
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45 | * @var array |
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46 | */ |
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47 | protected $_messages = array(); |
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48 | |
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49 | /** |
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50 | * Default Namespaces |
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51 | * |
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52 | * @var array |
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53 | */ |
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54 | protected static $_defaultNamespaces = array(); |
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55 | |
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56 | /** |
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57 | * Array of validation failure message codes |
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58 | * |
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59 | * @var array |
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60 | * @deprecated Since 1.5.0 |
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61 | */ |
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62 | protected $_errors = array(); |
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63 | |
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64 | /** |
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65 | * Adds a validator to the end of the chain |
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66 | * |
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67 | * If $breakChainOnFailure is true, then if the validator fails, the next validator in the chain, |
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68 | * if one exists, will not be executed. |
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69 | * |
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70 | * @param Zend_Validate_Interface $validator |
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71 | * @param boolean $breakChainOnFailure |
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72 | * @return Zend_Validate Provides a fluent interface |
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73 | */ |
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74 | public function addValidator(Zend_Validate_Interface $validator, $breakChainOnFailure = false) |
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75 | { |
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76 | $this->_validators[] = array( |
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77 | 'instance' => $validator, |
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78 | 'breakChainOnFailure' => (boolean) $breakChainOnFailure |
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79 | ); |
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80 | return $this; |
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81 | } |
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82 | |
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83 | /** |
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84 | * Returns true if and only if $value passes all validations in the chain |
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85 | * |
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86 | * Validators are run in the order in which they were added to the chain (FIFO). |
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87 | * |
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88 | * @param mixed $value |
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89 | * @return boolean |
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90 | */ |
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91 | public function isValid($value) |
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92 | { |
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93 | $this->_messages = array(); |
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94 | $this->_errors = array(); |
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95 | $result = true; |
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96 | foreach ($this->_validators as $element) { |
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97 | $validator = $element['instance']; |
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98 | if ($validator->isValid($value)) { |
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99 | continue; |
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100 | } |
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101 | $result = false; |
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102 | $messages = $validator->getMessages(); |
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103 | $this->_messages = array_merge($this->_messages, $messages); |
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104 | $this->_errors = array_merge($this->_errors, array_keys($messages)); |
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105 | if ($element['breakChainOnFailure']) { |
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106 | break; |
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107 | } |
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108 | } |
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109 | return $result; |
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110 | } |
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111 | |
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112 | /** |
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113 | * Defined by Zend_Validate_Interface |
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114 | * |
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115 | * Returns array of validation failure messages |
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116 | * |
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117 | * @return array |
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118 | */ |
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119 | public function getMessages() |
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120 | { |
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121 | return $this->_messages; |
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122 | } |
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123 | |
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124 | /** |
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125 | * Defined by Zend_Validate_Interface |
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126 | * |
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127 | * Returns array of validation failure message codes |
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128 | * |
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129 | * @return array |
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130 | * @deprecated Since 1.5.0 |
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131 | */ |
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132 | public function getErrors() |
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133 | { |
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134 | return $this->_errors; |
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135 | } |
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136 | |
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137 | /** |
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138 | * Returns the set default namespaces |
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139 | * |
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140 | * @return array |
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141 | */ |
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142 | public static function getDefaultNamespaces() |
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143 | { |
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144 | return self::$_defaultNamespaces; |
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145 | } |
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146 | |
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147 | /** |
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148 | * Sets new default namespaces |
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149 | * |
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150 | * @param array|string $namespace |
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151 | * @return null |
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152 | */ |
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153 | public static function setDefaultNamespaces($namespace) |
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154 | { |
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155 | if (!is_array($namespace)) { |
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156 | $namespace = array((string) $namespace); |
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157 | } |
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158 | |
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159 | self::$_defaultNamespaces = $namespace; |
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160 | } |
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161 | |
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162 | /** |
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163 | * Adds a new default namespace |
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164 | * |
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165 | * @param array|string $namespace |
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166 | * @return null |
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167 | */ |
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168 | public static function addDefaultNamespaces($namespace) |
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169 | { |
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170 | if (!is_array($namespace)) { |
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171 | $namespace = array((string) $namespace); |
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172 | } |
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173 | |
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174 | self::$_defaultNamespaces = array_unique(array_merge(self::$_defaultNamespaces, $namespace)); |
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175 | } |
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176 | |
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177 | /** |
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178 | * Returns true when defaultNamespaces are set |
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179 | * |
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180 | * @return boolean |
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181 | */ |
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182 | public static function hasDefaultNamespaces() |
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183 | { |
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184 | return (!empty(self::$_defaultNamespaces)); |
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185 | } |
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186 | |
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187 | /** |
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188 | * @param mixed $value |
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189 | * @param string $classBaseName |
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190 | * @param array $args OPTIONAL |
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191 | * @param mixed $namespaces OPTIONAL |
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192 | * @return boolean |
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193 | * @throws Zend_Validate_Exception |
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194 | */ |
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195 | public static function is($value, $classBaseName, array $args = array(), $namespaces = array()) |
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196 | { |
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197 | $namespaces = array_merge((array) $namespaces, self::$_defaultNamespaces, array('Zend_Validate')); |
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198 | $className = ucfirst($classBaseName); |
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199 | try { |
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200 | if (!class_exists($className, false)) { |
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201 | require_once 'Zend/Loader.php'; |
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202 | foreach($namespaces as $namespace) { |
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203 | $class = $namespace . '_' . $className; |
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204 | $file = str_replace('_', DIRECTORY_SEPARATOR, $class) . '.php'; |
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205 | if (Zend_Loader::isReadable($file)) { |
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206 | Zend_Loader::loadClass($class); |
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207 | $className = $class; |
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208 | break; |
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209 | } |
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210 | } |
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211 | } |
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212 | |
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213 | $class = new ReflectionClass($className); |
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214 | if ($class->implementsInterface('Zend_Validate_Interface')) { |
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215 | if ($class->hasMethod('__construct')) { |
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216 | $keys = array_keys($args); |
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217 | $numeric = false; |
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218 | foreach($keys as $key) { |
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219 | if (is_numeric($key)) { |
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220 | $numeric = true; |
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221 | break; |
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222 | } |
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223 | } |
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224 | |
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225 | if ($numeric) { |
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226 | $object = $class->newInstanceArgs($args); |
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227 | } else { |
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228 | $object = $class->newInstance($args); |
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229 | } |
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230 | } else { |
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231 | $object = $class->newInstance(); |
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232 | } |
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233 | |
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234 | return $object->isValid($value); |
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235 | } |
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236 | } catch (Zend_Validate_Exception $ze) { |
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237 | // if there is an exception while validating throw it |
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238 | throw $ze; |
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239 | } catch (Exception $e) { |
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240 | // fallthrough and continue for missing validation classes |
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241 | } |
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242 | |
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243 | require_once 'Zend/Validate/Exception.php'; |
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244 | throw new Zend_Validate_Exception("Validate class not found from basename '$classBaseName'"); |
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245 | } |
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246 | |
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247 | /** |
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248 | * Returns the maximum allowed message length |
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249 | * |
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250 | * @return integer |
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251 | */ |
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252 | public static function getMessageLength() |
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253 | { |
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254 | require_once 'Zend/Validate/Abstract.php'; |
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255 | return Zend_Validate_Abstract::getMessageLength(); |
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256 | } |
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257 | |
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258 | /** |
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259 | * Sets the maximum allowed message length |
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260 | * |
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261 | * @param integer $length |
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262 | */ |
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263 | public static function setMessageLength($length = -1) |
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264 | { |
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265 | require_once 'Zend/Validate/Abstract.php'; |
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266 | Zend_Validate_Abstract::setMessageLength($length); |
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267 | } |
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268 | |
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269 | /** |
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270 | * Returns the default translation object |
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271 | * |
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272 | * @return Zend_Translate_Adapter|null |
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273 | */ |
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274 | public static function getDefaultTranslator($translator = null) |
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275 | { |
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276 | require_once 'Zend/Validate/Abstract.php'; |
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277 | return Zend_Validate_Abstract::getDefaultTranslator(); |
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278 | } |
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279 | |
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280 | /** |
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281 | * Sets a default translation object for all validation objects |
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282 | * |
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283 | * @param Zend_Translate|Zend_Translate_Adapter|null $translator |
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284 | */ |
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285 | public static function setDefaultTranslator($translator = null) |
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286 | { |
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287 | require_once 'Zend/Validate/Abstract.php'; |
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288 | Zend_Validate_Abstract::setDefaultTranslator($translator); |
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289 | } |
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290 | } |
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