Cost-Benefit-Projection/admin/models/fields/countryuser.php

81 lines
2.4 KiB
PHP

<?php
/*----------------------------------------------------------------------------------| www.giz.de |----/
Deutsche Gesellschaft für International Zusammenarbeit (GIZ) Gmb
/-------------------------------------------------------------------------------------------------------/
@version 3.5.x
@build 27th May, 2022
@created 15th June, 2012
@package Cost Benefit Projection
@subpackage countryuser.php
@author Llewellyn van der Merwe <http://www.vdm.io>
@owner Deutsche Gesellschaft für International Zusammenarbeit (GIZ) Gmb
@copyright Copyright (C) 2015. All Rights Reserved
@license GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
/-------------------------------------------------------------------------------------------------------/
Cost Benefit Projection Tool.
/------------------------------------------------------------------------------------------------------*/
// No direct access to this file
defined('_JEXEC') or die('Restricted access');
// import the list field type
jimport('joomla.form.helper');
JFormHelper::loadFieldClass('user');
/**
* Countryuser Form Field class for the Costbenefitprojection component
*/
class JFormFieldCountryuser extends JFormFieldUser
{
/**
* The countryuser field type.
*
* @var string
*/
public $type = 'countryuser';
/**
* Method to get the filtering groups (null means no filtering)
*
* @return mixed array of filtering groups or null.
*
* @since 1.6
*/
protected function getGroups()
{
// set the groups array
$groups = JComponentHelper::getParams('com_costbenefitprojection')->get('countryuser');
return $groups;
}
/**
* Method to get the users to exclude from the list of users
*
* @return mixed Array of users to exclude or null to to not exclude them
*
* @since 1.6
*/
protected function getExcluded()
{
// To ensure that there is only one record per user
// Get a db connection.
$db = JFactory::getDbo();
// Create a new query object.
$query = $db->getQuery(true);
// Select all records from the #__costbenefitprojection_country table from user column
$query->select($db->quoteName('user'));
$query->from($db->quoteName('#__costbenefitprojection_country'));
$db->setQuery($query);
$db->execute();
$found = $db->getNumRows();
if ($found)
{
// return all users already used
return array_unique($db->loadColumn());
}
return null;
}
}