root/trunk/patForms/Rule/GermanZipCode.php

<?php
/**
 * patForms Rule German Zip Code
 *
 * $Id$
 *
 * @package        patForms
 * @subpackage    Rules
 */

/**
 * patForms Rule German Zip Code
 *
 * This only checks for the format of a german zip code.
 *
 * @package        patForms
 * @subpackage    Rules
 * @author        Stephan Schmidt <schst@php-tools.net>
 * @license        LGPL, see license.txt for details
 * @link        http://www.php-tools.net
 */
class patForms_Rule_GermanZipCode extends patForms_Rule
{
   /**
    * name of the rule
    *
    * @abstract
    * @access    private
    */
    var    $ruleName = 'GermanZipCode';

   /**
    * define error codes and messages for the rule
    *
    * @access    private
    * @var        array    $validatorErrorCodes
    * @todo     translate error messages
    */
    var    $validatorErrorCodes  =   array(
        "C"    =>    array(
            1    =>    "The value is not a german zip code.",
        ),
        "de" =>    array(
            1    =>    "Der Wert ist keine deutsche Postleitzahl.",
        ),
        "fr" =>    array(
            1    =>    "La valeur entrée n'est pas un code postal allemand valide.",
        )
    );

   /**
    * method called by patForms or any patForms_Element to validate the
    * element or the form.
    *
    * @access    public
    * @param    object patForms    form object
    */
    function applyRule( &$element, $type = PATFORMS_RULE_BEFORE_VALIDATION )
    {
        if (preg_match('/[0-9]{5}/', $element->getValue())) {
            return true;
        }
        $this->addValidationError( 1 );
        return false;    
    }
}
?>