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   1  <?php
   2  /**
   3   * Zend Framework
   4   *
   5   * LICENSE
   6   *
   7   * This source file is subject to the new BSD license that is bundled
   8   * with this package in the file LICENSE.txt.
   9   * It is also available through the world-wide-web at this URL:
  10   * http://framework.zend.com/license/new-bsd
  11   * If you did not receive a copy of the license and are unable to
  12   * obtain it through the world-wide-web, please send an email
  13   * to [email protected] so we can send you a copy immediately.
  14   *
  15   * @category   Zend
  16   * @package    Zend_Validate
  17   * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
  18   * @license    http://framework.zend.com/license/new-bsd     New BSD License
  19   * @version    $Id$
  20   */
  21  
  22  /**
  23   * @see Zend_Validate_Db_Abstract
  24   */
  25  require_once 'Zend/Validate/Db/Abstract.php';
  26  
  27  /**
  28   * Confirms a record does not exist in a table.
  29   *
  30   * @category   Zend
  31   * @package    Zend_Validate
  32   * @uses       Zend_Validate_Db_Abstract
  33   * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
  34   * @license    http://framework.zend.com/license/new-bsd     New BSD License
  35   */
  36  class Zend_Validate_Db_NoRecordExists extends Zend_Validate_Db_Abstract
  37  {
  38      public function isValid($value)
  39      {
  40          $valid = true;
  41          $this->_setValue($value);
  42  
  43          $result = $this->_query($value);
  44          if ($result) {
  45              $valid = false;
  46              $this->_error(self::ERROR_RECORD_FOUND);
  47          }
  48  
  49          return $valid;
  50      }
  51  }