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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) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 
 /**
  * @see Zend_Validate_Abstract
  */
 // require_once 'Zend/Validate/Abstract.php';
 
 /**
  * @category   Zend
  * @package    Zend_Validate
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  */
 class Zend_Validate_InArray extends Zend_Validate_Abstract
 {
     const NOT_IN_ARRAY = 'notInArray';
 
     /**
      * @var array
      */
     protected $_messageTemplates = array(
         self::NOT_IN_ARRAY => "'%value%' was not found in the haystack",
     );
 
     /**
      * Haystack of possible values
      *
      * @var array
      */
     protected $_haystack;
 
     /**
      * Whether a strict in_array() invocation is used
      *
      * @var boolean
      */
     protected $_strict = false;
 
     /**
      * Whether a recursive search should be done
      *
      * @var boolean
      */
     protected $_recursive = false;
 
     /**
      * Sets validator options
      *
      * @param array|Zend_Config $options Validator options
      * @throws Zend_Validate_Exception
      */
     public function __construct($options)
     {
         if ($options instanceof Zend_Config) {
             $options = $options->toArray();
         } else if (!is_array($options)) {
             // require_once 'Zend/Validate/Exception.php';
             throw new Zend_Validate_Exception('Array expected as parameter');
         } else {
             $count = func_num_args();
             $temp  = array();
             if ($count > 1) {
                 $temp['haystack'] = func_get_arg(0);
                 $temp['strict']   = func_get_arg(1);
                 $options = $temp;
             } else {
                 $temp = func_get_arg(0);
                 if (!array_key_exists('haystack', $options)) {
                     $options = array();
                     $options['haystack'] = $temp;
                 } else {
                     $options = $temp;
                 }
             }
         }
 
         $this->setHaystack($options['haystack']);
         if (array_key_exists('strict', $options)) {
             $this->setStrict($options['strict']);
         }
 
         if (array_key_exists('recursive', $options)) {
             $this->setRecursive($options['recursive']);
         }
     }
 
     /**
      * Returns the haystack option
      *
      * @return mixed
      */
     public function getHaystack()
     {
         return $this->_haystack;
     }
 
     /**
      * Sets the haystack option
      *
      * @param  mixed $haystack
      * @return Zend_Validate_InArray Provides a fluent interface
      */
     public function setHaystack(array $haystack)
     {
         $this->_haystack = $haystack;
         return $this;
     }
 
     /**
      * Returns the strict option
      *
      * @return boolean
      */
     public function getStrict()
     {
         return $this->_strict;
     }
 
     /**
      * Sets the strict option
      *
      * @param  boolean $strict
      * @return Zend_Validate_InArray Provides a fluent interface
      */
     public function setStrict($strict)
     {
         $this->_strict = (boolean) $strict;
         return $this;
     }
 
     /**
      * Returns the recursive option
      *
      * @return boolean
      */
     public function getRecursive()
     {
         return $this->_recursive;
     }
 
     /**
      * Sets the recursive option
      *
      * @param  boolean $recursive
      * @return Zend_Validate_InArray Provides a fluent interface
      */
     public function setRecursive($recursive)
     {
         $this->_recursive = (boolean) $recursive;
         return $this;
     }
 
     /**
      * Defined by Zend_Validate_Interface
      *
      * Returns true if and only if $value is contained in the haystack option. If the strict
      * option is true, then the type of $value is also checked.
      *
      * @param  mixed $value
      * @return boolean
      */
     public function isValid($value)
     {
         $this->_setValue($value);
         if ($this->getRecursive()) {
             $iterator = new RecursiveIteratorIterator(new RecursiveArrayIterator($this->_haystack));
             foreach($iterator as $element) {
                 if ($this->_strict) {
                     if ($element === $value) {
                         return true;
                     }
                 } else if ($element == $value) {
                     return true;
                 }
             }
         } else {
             if (in_array($value, $this->_haystack, $this->_strict)) {
                 return true;
             }
         }
 
         $this->_error(self::NOT_IN_ARRAY);
         return false;
     }
 }