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com_tags.php
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/
com_tags.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_tags
{
/**
* @var array
*/
private static $views = array('tags', 'tag');
/**
* @var bool
*/
private static $enabled = false;
public function __construct()
{
self::$enabled = JComponentHelper::isEnabled('com_tags');
JLoader::register('TagsHelperRoute', JPATH_SITE . '/components/com_tags/helpers/route.php');
}
/**
* @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['language_filter'] = $uri->getVar('tag_list_language_filter');
$params['include_tags'] = JArrayHelper::getValue($params, 'include_tags', 1);
$params['include_tags'] = ($params['include_tags'] == 1 || ($params['include_tags'] == 2 && $xmap->view == 'xml') || ($params['include_tags'] == 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'));
$params['tag_priority'] = JArrayHelper::getValue($params, 'tag_priority', $parent->priority);
$params['tag_changefreq'] = JArrayHelper::getValue($params, 'tag_changefreq', $parent->changefreq);
if ($params['tag_priority'] == -1)
{
$params['tag_priority'] = $parent->priority;
}
if ($params['tag_changefreq'] == -1)
{
$params['tag_changefreq'] = $parent->changefreq;
}
switch ($uri->getVar('view'))
{
case 'tags':
self::getTagsTree($xmap, $parent, $params, $uri->getVar('parent_id', 0));
break;
case 'tag':
self::getTagTree($xmap, $parent, $params, (array)$uri->getVar('id'), (array)$uri->getVar('types'));
break;
}
}
/**
* @param XmapDisplayerInterface $xmap
* @param stdClass $parent
* @param array $params
* @param int $parent_id
*/
private static function getTagsTree($xmap, stdClass $parent, array &$params, $parent_id)
{
$db = JFactory::getDbo();
$query = $db->getQuery(true)
->select(array('t.id', 't.title', 't.alias', 't.parent_id'))
->from('#__tags AS t')
->where('t.parent_id = ' . $db->quote($parent_id))
->where('t.published = 1')
->order('t.title');
if (!$params['show_unauth'])
{
$query->where('t.access IN(' . $params['groups'] . ')');
}
if ($params['language_filter'])
{
$query->where('t.language IN(' . $db->quote($params['language_filter']) . ', ' . $db->quote('*') . ')');
}
$db->setQuery($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 . '_tid_' . $row->id;
$node->browserNav = $parent->browserNav;
$node->priority = $params['tag_priority'];
$node->changefreq = $params['tag_changefreq'];
$node->pid = $row->parent_id;
$node->link = TagsHelperRoute::getTagRoute($row->id . ':' . $row->alias);
// workaround
if (strpos($node->link, '&Itemid=') === false)
{
$node->link .= '&Itemid=' . $parent->id;
}
if ($xmap->printNode($node) !== false)
{
self::getTagsTree($xmap, $parent, $params, $row->id);
if ($params['include_tags'])
{
self::getTagTree($xmap, $parent, $params, array($row->id));
}
}
}
$xmap->changeLevel(-1);
}
/**
* @param XmapDisplayerInterface $xmap
* @param stdClass $parent
* @param array $params
* @param array $tagIds
* @param array $typesr
*/
private static function getTagTree($xmap, stdClass $parent, array &$params, array $tagIds, array $typesr = null)
{
$db = JFactory::getDbo();
$rows = array();
foreach ($tagIds as $tagId)
{
$listQuery = New JHelperTags;
$query = $listQuery->getTagItemsQuery($tagId, $typesr, false, 'c.core_title', 'ASC', true, $params['language_filter']);
$db->setQuery($query);
$result = $db->loadObjectList();
if (is_array($result))
{
$rows += $result;
}
}
if (empty($rows))
{
return;
}
$xmap->changeLevel(1);
foreach ($rows as $row)
{
$node = new stdclass;
$node->id = $parent->id;
$node->name = $row->core_title;
$node->uid = $parent->uid . '_' . $row->content_item_id;
$node->browserNav = $parent->browserNav;
$node->priority = $params['tag_priority'];
$node->changefreq = $params['tag_changefreq'];
$node->link = TagsHelperRoute::getItemRoute($row->content_item_id, $row->core_alias, $row->core_catid, $row->core_language, $row->type_alias, $row->router);
$xmap->printNode($node);
}
$xmap->changeLevel(-1);
}
}