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com_jdownloads.php
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/
com_jdownloads.php
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<?php
/**
* @author Branko Wilhelm <branko.wilhelm@gmail.com>
* @link http://www.z-index.net
* @copyright (c) 2013 - 2015 Branko Wilhelm
* @license GNU/GPLv3 http://www.gnu.org/licenses/gpl-3.0.html
*/
defined('_JEXEC') or die;
class xmap_com_jdownloads
{
/**
* @var array
*/
private static $views = array('categories', 'category', 'downloads');
/**
* @var bool
*/
private static $enabled = false;
public function __construct()
{
self::$enabled = JComponentHelper::isEnabled('com_jdownloads');
}
/**
* @param XmapDisplayerInterface $xmap
* @param stdClass $parent
* @param array $params
*/
public static function getTree($xmap, stdClass $parent, array &$params)
{
$uri = new JUri($parent->link);
if (!self::$enabled || !in_array($uri->getVar('view'), self::$views))
{
return;
}
$params['groups'] = implode(',', JFactory::getUser()->getAuthorisedViewLevels());
$params['include_downloads'] = JArrayHelper::getValue($params, 'include_downloads', 1);
$params['include_downloads'] = ($params['include_downloads'] == 1 || ($params['include_downloads'] == 2 && $xmap->view == 'xml') || ($params['include_downloads'] == 3 && $xmap->view == 'html'));
$params['show_unauth'] = JArrayHelper::getValue($params, 'show_unauth', 0);
$params['show_unauth'] = ($params['show_unauth'] == 1 || ($params['show_unauth'] == 2 && $xmap->view == 'xml') || ($params['show_unauth'] == 3 && $xmap->view == 'html'));
$params['category_priority'] = JArrayHelper::getValue($params, 'category_priority', $parent->priority);
$params['category_changefreq'] = JArrayHelper::getValue($params, 'category_changefreq', $parent->changefreq);
if ($params['category_priority'] == -1)
{
$params['category_priority'] = $parent->priority;
}
if ($params['category_changefreq'] == -1)
{
$params['category_changefreq'] = $parent->changefreq;
}
$params['download_priority'] = JArrayHelper::getValue($params, 'download_priority', $parent->priority);
$params['download_changefreq'] = JArrayHelper::getValue($params, 'download_changefreq', $parent->changefreq);
if ($params['download_priority'] == -1)
{
$params['download_priority'] = $parent->priority;
}
if ($params['download_changefreq'] == -1)
{
$params['download_changefreq'] = $parent->changefreq;
}
switch ($uri->getVar('view'))
{
case 'categories':
self::getCategoryTree($xmap, $parent, $params, 1);
break;
case 'category':
self::getDownloads($xmap, $parent, $params, $uri->getVar('catid'));
break;
case 'downloads':
self::getDownloads($xmap, $parent, $params);
break;
}
}
/**
* @param XmapDisplayerInterface $xmap
* @param stdClass $parent
* @param array $params
* @param int $parent_id
*/
private static function getCategoryTree($xmap, stdClass $parent, array &$params, $parent_id)
{
$db = JFactory::getDbo();
$query = $db->getQuery(true)
->select(array('c.id', 'c.title', 'c.parent_id'))
->from('#__jdownloads_categories AS c')
->where('c.parent_id = ' . $db->quote($parent_id))
->where('c.published = 1')
->order('c.ordering');
if (!$params['show_unauth'])
{
$query->where('c.access IN(' . $params['groups'] . ')');
}
$db->setQuery($query);
$rows = $db->loadObjectList();
if (empty($rows))
{
return;
}
$xmap->changeLevel(1);
foreach ($rows as $row)
{
$node = new stdclass;
$node->id = $parent->id;
$node->name = $row->title;
$node->uid = $parent->uid . '_cid_' . $row->id;
$node->browserNav = $parent->browserNav;
$node->priority = $params['category_priority'];
$node->changefreq = $params['category_changefreq'];
$node->link = 'index.php?option=com_jdownloads&view=category&catid=' . $row->id . '&Itemid=' . $parent->id;
if ($xmap->printNode($node) !== false)
{
self::getDownloads($xmap, $parent, $params, $row->id);
}
}
$xmap->changeLevel(-1);
}
/**
* @param XmapDisplayerInterface $xmap
* @param stdClass $parent
* @param array $params
* @param int|null $catid
*/
private static function getDownloads($xmap, stdClass $parent, array &$params, $catid = null)
{
if (!is_null($catid))
{
self::getCategoryTree($xmap, $parent, $params, $catid);
}
if (!$params['include_downloads'])
{
return;
}
$db = JFactory::getDbo();
$query = $db->getQuery(true)
->select(array('d.file_id', 'd.file_title', 'd.file_alias'))
->from('#__jdownloads_files AS d')
->where('d.published = 1')
->order('d.ordering');
if (!is_null($catid))
{
$query->where('d.cat_id = ' . $db->Quote($catid));
}
if (!$params['show_unauth'])
{
$query->where('d.access IN(' . $params['groups'] . ')');
}
$db->setQuery($query);
$rows = $db->loadObjectList();
if (empty($rows))
{
return;
}
$xmap->changeLevel(1);
foreach ($rows as $row)
{
$row->slug = !empty($row->file_alias) ? ($row->file_id . ':' . $row->file_alias) : $row->file_id;
$node = new stdclass;
$node->id = $parent->id;
$node->name = $row->file_title;
$node->uid = $parent->uid . '_' . $row->file_id;
$node->browserNav = $parent->browserNav;
$node->priority = $params['download_priority'];
$node->changefreq = $params['download_changefreq'];
$node->link = 'index.php?option=com_jdownloads&view=download&id=' . $row->slug . '&catid=' . $catid . '&Itemid=' . $parent->id;
$xmap->printNode($node);
}
$xmap->changeLevel(-1);
}
}