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authordavehauenstein <davehauenstein@d4e419ec-0920-11de-bbfd-a7c1bc4c261e>2009-04-15 22:06:42 +0000
committerdavehauenstein <davehauenstein@d4e419ec-0920-11de-bbfd-a7c1bc4c261e>2009-04-15 22:06:42 +0000
commitc53d8d026021f97075fb2f4940ba22793c38fb6e (patch)
treec5d7865bc0fd226ecc7525d7de8a1d0b0c5c89fd /lib/Zend/Validate.php
parenta414fcee8e7dc733443c6a971162d0dd9d0e723f (diff)
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+<?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'");
+ }
+
+}