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<?php
/**
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
/**
* @package jDownloads
* @version 4.0
* @copyright (C) 2007 - 2022 - Arno Betz - www.jdownloads.com
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL, see LICENSE.txt
*
* jDownloads is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
namespace JDownloads\Component\JDownloads\Administrator\Field;
use Joomla\CMS\Factory;
use Joomla\CMS\HTML\HTMLHelper;
use Joomla\CMS\Form\FormHelper;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Form\Field\ListField;
use Joomla\CMS\MVC\Model\BaseDatabaseModel;
use Joomla\CMS\Component\ComponentHelper;
use Joomla\Database\DatabaseInterface;
use JDownloads\Component\JDownloads\Site\Helper\QueryHelper;
\defined('_JEXEC') or die;
/**
* Form Field class
*
*/
class JDCategorySelectEditFEField extends ListField
{
/**
* A flexible category list that respects access controls.
*
* @var string
*/
protected $type = 'JDCategorySelectEditFE';
/**
* Method to get a list of categories that respects access controls and can be used for category assignment in edit screens.
*
* @return array The field option objects.
*/
protected function getOptions()
{
$app = Factory::getApplication();
$params = ComponentHelper::getParams('com_jdownloads');
$cats_order = $params->get('cats_order', 0);
$menu = $app->getMenu()->getActive();
if ($menu){
$orderby_pri = $menu->getParams()->get('orderby_pri', '');
} else {
$orderby_pri = '';
}
// use default sort order or menu order settings
if (empty($orderby_pri) || !isset($orderby_pri)){
// use config settings
switch ($cats_order){
case '1':
// cat title asc
$orderCol = 'a.title ';
$categoryOrderby = 'alpha';
break;
case '2':
// cat title desc
$orderCol = 'a.title DESC ';
$categoryOrderby = 'ralpha';
break;
default:
// cat ordering
$orderCol = 'a.lft ';
$categoryOrderby = '';
break;
}
} else {
// use order from menu settings
$categoryOrderby = $orderby_pri;
$orderCol = str_replace(', ', '', QueryHelper::orderbyPrimary($categoryOrderby));
}
// Initialise variables.
$cats = array();
$user = $app->getIdentity();
$db = Factory::getContainer()->get(DatabaseInterface::class);
$query = $db->getQuery(true);
$query->select('a.id AS value, a.lft, a.rgt, a.parent_id, a.title AS text, a.level, a.access, a.language');
$query->from('#__jdownloads_categories AS a');
$query->join('LEFT', '`#__jdownloads_categories` AS b ON a.lft > b.lft AND a.rgt < b.rgt');
$query->where('a.access IN (' . implode(',', $user->getAuthorisedViewLevels()) . ')');
$query->where('a.parent_id > 0');
$query->where('a.published IN (0,1)');
$query->group('a.id, a.title, a.cat_dir_parent');
if ($categoryOrderby == 'alpha'){
$query->order('a.level ASC, a.parent_id ASC, a.title ASC');
} elseif ($categoryOrderby == 'ralpha'){
$query->order('a.level ASC, a.parent_id ASC, a.title DESC');
} else {
$query->order('a.lft ASC');
}
// Get the data
$db->setQuery($query);
// Check for a database error.
try
{
$cats = $db->loadObjectList();
}
catch (\RuntimeException $e)
{
Factory::getApplication()->enqueueMessage($e->getMessage(), 'error');
return false;
}
// Order subcategories
if (count($cats)) {
if ($categoryOrderby == 'alpha' || $categoryOrderby == 'ralpha') {
$i = 0;
$depth = 0;
$parent_id = 0;
$parents = array();
foreach($cats as $cat) {
if($depth < $cat->level || $parent_id < $cat->parent_id) {
$i = @$parents["{$cat->parent_id}"] + 1;
}
$tree[$i] = $cat;
$parents["{$cat->value}"] = $i;
$depth = $cat->level;
$parent_id = $cat->parent_id;
$i += (($cat->rgt - $cat->lft - 1) / 2) + 1;
}
ksort($tree);
$cats = $tree;
}
}
foreach ($cats as &$cat){
$repeat = ($cat->level - 1 >= 0) ? $cat->level - 1 : 0;
$cat->text = str_repeat('- ', $repeat) . $cat->text;
}
if (empty($id)) {
// New item, only have to check core.create.
foreach ($cats as $i => $option)
{
if ($option->value > 0){
// Special handling for the uncategorisied option (value (id) = 1)
// Use here the components settings
if ($option->value == 1){
// Unset the option if the user isn't authorised for it.
if (!$user->authorise('core.create', 'com_jdownloads')) {
unset($cats[$i]);
}
} else {
// Unset the option if the user isn't authorised for it.
if (!$user->authorise('core.create', 'com_jdownloads.category.'.$option->value)) {
unset($cats[$i]);
}
}
}
}
} else {
// Existing item is a bit more complex. Need to account for core.edit and core.edit.own.
foreach ($cats as $i => $option)
{
// Special handling for the uncategorisied option (value (id) = 1)
// Use here the components settings
if ($option->value == 1){
if (!$user->authorise('core.edit', 'com_jdownloads')) {
// As a backup, check core.edit.own
if (!$user->authorise('core.edit.own', 'com_jdownloads')) {
// No core.edit nor core.edit.own - bounce this one
unset($cats[$i]);
}
}
} else {
// Unset the option if the user isn't authorised for it.
if (!$user->authorise('core.edit', 'com_jdownloads.category.'.$option->value)) {
// As a backup, check core.edit.own
if (!$user->authorise('core.edit.own', 'com_jdownloads.category.'.$option->value)) {
// No core.edit nor core.edit.own - bounce this one
unset($cats[$i]);
}
}
}
}
}
// add an empty array item in the first position
$empty_cat_object = new \stdClass();
$empty_cat_object->value = null;
$empty_cat_object->text = Text::_('COM_JDOWNLOADS_BACKEND_FILESEDIT_SELECT_CATEGORY');
$empty_cat_object->level = 0;
$empty_array[0] = $empty_cat_object;
$cats = array_merge($empty_array, $cats);
// Merge any additional options in the XML definition.
$cats = array_merge(parent::getOptions(), $cats);
return $cats;
}
}