<?php
/**
 * patForms Rule UserFind
 *
 * $Id$
 *
 * @package Wombat
 * @subpackage patForms
 * @author gERD Schaufelberger <gerd@php-tools.net>
 */

WBClass::load('WBPAT_Forms_Rule');

/**
 * patForms Rule UserFind
 *
 * Try to find user by email or nichname
 *
 * @version 0.1.0
 * @package Wombat
 * @subpackage patForms
 */
class patForms_Rule_UserFind extends WBPAT_Forms_Rule
{
    /**
     * Initialize validation codes using gettext
     *
     * @access protected
     * @return bool $success Always returns true.
     * @see $attributeDefaults
     */
    function loadValidatiorErrorCodes()
    {
        $this->validatorErrorCodes  = array(
            1   =>   patI18n::dgettext('wombat', 'Value must not be empty'),
            2   =>   patI18n::dgettext('wombat', 'No matching user found.')
        );
        return true;
    }

    /**
     * find user
     *
     * Try to find user by nickname or email address
     *
     * @param patForms|patForms_Element form object
     */
    public function applyRule(&$form, $type = PATFORMS_RULE_AFTER_VALIDATION)
    {
        if (!($form instanceof patForms_Element)) {
            $element   =   $form->getElementByName('nicknameoremail');
        }
        
        $value     =   $element->getValue();
        if (empty($value)) {
            $this->addValidationError(1);
            return false;   
        }
        
        $data = array();
        if (strstr($value, '@')) {
            $data['email']      =   $value;
        } else {
            $data['nickname']   =   $value;
        }
        
        $storage    =   WBClass::create( 'WBUser_Storage_Table' );
        /** @var $storage WBUser_Storage */
        $id =   $storage->find($data);
        if (empty($id)) {
            $this->addValidationError(2);
            return false;
        }

        return true;
	}
}
?>