/**
* Public function that creates a single instance
*/
public static function getInstance()
{
if (!isset(self::$_instance)) {
self::$_instance = new self();
}
return self::$_instance;
}
/**
* Display list of items associated with page and of specified type
*
* @param array $tag_params
* @param array $children
*/
public function tag_ItemList($tag_params, $children, $type)
{
$manager = UserPageItemsManager::getInstance();
$page_id = isset($tag_params['page']) ? fix_id($tag_params['page']) : null;
// create query conditions
$conditions = array();
if (!is_null($page_id)) {
$conditions['page'] = $page_id;
}
$conditions['type'] = $type;
// get items from database
$items = $manager->getItems(array('id', 'item'), $conditions);
if ($type == user_page::VIDEO) {
// create template
$template = $this->loadTemplate($tag_params, 'page_items_video.xml');
// connect tag handlers
if (class_exists('youtube')) {
$module = youtube::getInstance();
$template->registerTagHandler('_video', $module, 'tag_Video');
}
} else {
// create template
$template = $this->loadTemplate($tag_params, 'page_items_gallery.xml');
// connect tag handlers
if (class_exists('gallery')) {
$module = gallery::getInstance();
$template->registerTagHandler('_gallery', $module, 'tag_Group');
}
}
// parse items
if (count($items) > 0) {
foreach ($items as $item) {
$params = array('item' => $item->item, 'item_delete' => url_MakeHyperlink($this->getLanguageConstant('delete'), window_Open('user_pages_items_delete', 400, $this->getLanguageConstant('title_delete_page'), false, false, url_Make('transfer_control', 'backend_module', array('module', $this->name), array('backend_action', 'page_items_delete'), array('id', $item->id)))));
$template->restoreXML();
$template->setLocalParams($params);
$template->parse();
}
}
}