81 lines
2.5 KiB
PHP
81 lines
2.5 KiB
PHP
<?php
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/*----------------------------------------------------------------------------------| www.giz.de |----/
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Deutsche Gesellschaft für International Zusammenarbeit (GIZ) Gmb
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/-------------------------------------------------------------------------------------------------------/
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@version 3.1.0
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@build 23rd December, 2015
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@created 15th June, 2012
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@package Cost Benefit Projection
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@subpackage countryuser.php
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@author Llewellyn van der Merwe <http://www.vdm.io>
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@owner Deutsche Gesellschaft für International Zusammenarbeit (GIZ) Gmb
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@copyright Copyright (C) 2015. All Rights Reserved
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@license GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
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/-------------------------------------------------------------------------------------------------------/
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Cost Benefit Projection Tool.
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/------------------------------------------------------------------------------------------------------*/
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// No direct access to this file
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defined('_JEXEC') or die('Restricted access');
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// import the list field type
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jimport('joomla.form.helper');
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JFormHelper::loadFieldClass('user');
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/**
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* Countryuser Form Field class for the Costbenefitprojection component
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*/
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class JFormFieldCountryuser extends JFormFieldUser
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{
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/**
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* The countryuser field type.
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*
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* @var string
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*/
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public $type = 'countryuser';
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/**
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* Method to get the filtering groups (null means no filtering)
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*
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* @return mixed array of filtering groups or null.
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*
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* @since 1.6
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*/
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protected function getGroups()
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{
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// set the groups array
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$groups = JComponentHelper::getParams('com_costbenefitprojection')->get('countryuser');
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return $groups;
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}
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/**
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* Method to get the users to exclude from the list of users
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*
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* @return mixed Array of users to exclude or null to to not exclude them
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*
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* @since 1.6
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*/
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protected function getExcluded()
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{
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// To ensure that there is only one record per user
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// Get a db connection.
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$db = JFactory::getDbo();
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// Create a new query object.
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$query = $db->getQuery(true);
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// Select all records from the #__costbenefitprojection_country table from user column
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$query->select($db->quoteName('user'));
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$query->from($db->quoteName('#__costbenefitprojection_country'));
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$db->setQuery($query);
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$db->execute();
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$found = $db->getNumRows();
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if ($found)
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{
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// return all users already used
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return array_unique($db->loadColumn());
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}
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return null;
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}
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}
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