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Diffstat (limited to 'lib/Zend/Validate.php')
-rw-r--r-- | lib/Zend/Validate.php | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/lib/Zend/Validate.php b/lib/Zend/Validate.php new file mode 100644 index 0000000..b57930a --- /dev/null +++ b/lib/Zend/Validate.php @@ -0,0 +1,171 @@ +<?php + +/** + * Zend Framework + * + * LICENSE + * + * This source file is subject to the new BSD license that is bundled + * with this package in the file LICENSE.txt. + * It is also available through the world-wide-web at this URL: + * http://framework.zend.com/license/new-bsd + * If you did not receive a copy of the license and are unable to + * obtain it through the world-wide-web, please send an email + * to license@zend.com so we can send you a copy immediately. + * + * @category Zend + * @package Zend_Validate + * @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + * @version $Id: Validate.php 8729 2008-03-10 11:44:10Z thomas $ + */ + + +/** + * @see Zend_Validate_Interface + */ +require_once 'Zend/Validate/Interface.php'; + + +/** + * @category Zend + * @package Zend_Validate + * @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + */ +class Zend_Validate implements Zend_Validate_Interface +{ + /** + * Validator chain + * + * @var array + */ + protected $_validators = array(); + + /** + * Array of validation failure messages + * + * @var array + */ + protected $_messages = array(); + + /** + * Array of validation failure message codes + * + * @var array + * @deprecated Since 1.5.0 + */ + protected $_errors = array(); + + /** + * Adds a validator to the end of the chain + * + * If $breakChainOnFailure is true, then if the validator fails, the next validator in the chain, + * if one exists, will not be executed. + * + * @param Zend_Validate_Interface $validator + * @param boolean $breakChainOnFailure + * @return Zend_Validate Provides a fluent interface + */ + public function addValidator(Zend_Validate_Interface $validator, $breakChainOnFailure = false) + { + $this->_validators[] = array( + 'instance' => $validator, + 'breakChainOnFailure' => (boolean) $breakChainOnFailure + ); + return $this; + } + + /** + * Returns true if and only if $value passes all validations in the chain + * + * Validators are run in the order in which they were added to the chain (FIFO). + * + * @param mixed $value + * @return boolean + */ + public function isValid($value) + { + $this->_messages = array(); + $this->_errors = array(); + $result = true; + foreach ($this->_validators as $element) { + $validator = $element['instance']; + if ($validator->isValid($value)) { + continue; + } + $result = false; + $messages = $validator->getMessages(); + $this->_messages = array_merge($this->_messages, $messages); + $this->_errors = array_merge($this->_errors, array_keys($messages)); + if ($element['breakChainOnFailure']) { + break; + } + } + return $result; + } + + /** + * Defined by Zend_Validate_Interface + * + * Returns array of validation failure messages + * + * @return array + */ + public function getMessages() + { + return $this->_messages; + } + + /** + * Defined by Zend_Validate_Interface + * + * Returns array of validation failure message codes + * + * @return array + * @deprecated Since 1.5.0 + */ + public function getErrors() + { + return $this->_errors; + } + + /** + * @param mixed $value + * @param string $classBaseName + * @param array $args OPTIONAL + * @param mixed $namespaces OPTIONAL + * @return boolean + * @throws Zend_Validate_Exception + */ + public static function is($value, $classBaseName, array $args = array(), $namespaces = array()) + { + $namespaces = array_merge(array('Zend_Validate'), (array) $namespaces); + foreach ($namespaces as $namespace) { + $className = $namespace . '_' . ucfirst($classBaseName); + try { + require_once 'Zend/Loader.php'; + @Zend_Loader::loadClass($className); + if (class_exists($className, false)) { + $class = new ReflectionClass($className); + if ($class->implementsInterface('Zend_Validate_Interface')) { + if ($class->hasMethod('__construct')) { + $object = $class->newInstanceArgs($args); + } else { + $object = $class->newInstance(); + } + return $object->isValid($value); + } + } + } catch (Zend_Validate_Exception $ze) { + // if there is an exception while validating throw it + throw $ze; + } catch (Zend_Exception $ze) { + // fallthrough and continue for missing validation classes + } + } + require_once 'Zend/Validate/Exception.php'; + throw new Zend_Validate_Exception("Validate class not found from basename '$classBaseName'"); + } + +} |