Members-Manager/admin/models/rules/memberloginname.php

87 lines
3.3 KiB
PHP

<?php
/**
* @package Joomla.Members.Manager
*
* @created 6th July, 2018
* @author Llewellyn van der Merwe <https://www.joomlacomponentbuilder.com/>
* @github Joomla Members Manager <https://github.com/vdm-io/Joomla-Members-Manager>
* @copyright Copyright (C) 2015. All Rights Reserved
* @license GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
*/
// No direct access to this file
defined('JPATH_PLATFORM') or die;
use Joomla\CMS\Form\Form;
use Joomla\CMS\Form\FormRule;
use Joomla\Registry\Registry;
/**
* Form Rule (Memberloginname) class for the Joomla Platform.
*/
class JFormRuleMemberloginname extends FormRule
{
/**
* Method to test the username for uniqueness.
*
* @param \SimpleXMLElement $element The SimpleXMLElement object representing the `<field>` tag for the form field object.
* @param mixed $value The form field value to validate.
* @param string $group The field name group control value. This acts as an array container for the field.
* For example if the field has name="foo" and the group value is set to "bar" then the
* full field name would end up being "bar[foo]".
* @param Registry $input An optional Registry object with the entire data set to validate against the entire form.
* @param Form $form The form object for which the field is being tested.
*
* @return boolean True if the value is valid, false otherwise.
*
* @since 11.1
*/
public function test(\SimpleXMLElement $element, $value, $group = null, Registry $input = null, Form $form = null)
{
// Get the database object and a new query object.
$db = \JFactory::getDbo();
$query = $db->getQuery(true);
// Build the query.
$query->select('COUNT(*)')
->from('#__users')
->where('username = ' . $db->quote($value));
// Get the user ID if set.
$userId = ($form instanceof Form && ($userId = $form->getValue('user'))) ? $userId : (($input instanceof Registry && ($userId = $input->get('user'))) ? $userId : 0);
// if still not user is found get member id
if ($userId == 0)
{
$memberId = ($form instanceof Form && ($memberId = $form->getValue('id'))) ? $memberId : (($input instanceof Registry && ($memberId = $input->get('id'))) ? $memberId : 0);
}
// get account type if needed
if ($userId == 0 && $memberId > 0)
{
$accountId = ($form instanceof Form && ($accountId = $form->getValue('account'))) ? $accountId : (($input instanceof Registry && ($accountId = $input->get('account'))) ? $accountId : 0);
// make sure these account is set
if ($accountId == 0)
{
$accountId = MembersmanagerHelper::getVar('member', $memberId, 'id', 'account');
}
}
// get user value if not set (due to permissions)
if ($userId == 0 && $memberId > 0 && $accountId > 0 && (1 == $accountId || 4 == $accountId))
{
$userId = MembersmanagerHelper::getVar('member', $memberId, 'id', 'user');
}
$query->where($db->quoteName('id') . ' <> ' . (int) $userId);
// Set and query the database.
$db->setQuery($query);
$duplicate = (bool) $db->loadResult();
if ($duplicate)
{
return false;
}
return true;
}
}