/**
* build the folder tree
*
* @param string $hook the name of the hook
* @param string $type the type of the hook
* @param ElggMenuItem[] $returnvalue current return value
* @param array $params supplied params
*
* @return ElggMenuItem[]
*/
function file_tools_folder_sidebar_tree_hook($hook, $type, $returnvalue, $params)
{
if (empty($params) || !is_array($params)) {
return $returnvalue;
}
$container = elgg_extract("container", $params);
if (empty($container) || !elgg_instanceof($container, "user") && !elgg_instanceof($container, "group")) {
return $returnvalue;
}
$main_menu_item = ElggMenuItem::factory(array("name" => "root", "text" => elgg_echo("file_tools:list:folder:main"), "href" => "#", "id" => "0", "rel" => "root", "priority" => 0));
if ($folders = file_tools_get_folders($container->getGUID())) {
$main_menu_item->setChildren(file_tools_make_menu_items($folders));
}
$returnvalue[] = $main_menu_item;
return $returnvalue;
}
/**
* Create a folder menu
*
* @param array $folders the folders to create the menu for
*
* @return bool|ElggMenuItem[]
*/
function file_tools_make_menu_items($folders)
{
$result = false;
if (!empty($folders) && is_array($folders)) {
$result = array();
foreach ($folders as $index => $level) {
if ($folder = elgg_extract("folder", $level)) {
$folder_title = $folder->title;
if (empty($folder_title)) {
$folder_title = elgg_echo("untitled");
}
$folder_menu = ElggMenuItem::factory(array("name" => "folder_" . $folder->getGUID(), "text" => $folder_title, "href" => "#" . $folder->getGUID(), "priority" => $folder->order));
if ($children = elgg_extract("children", $level)) {
$folder_menu->setChildren(file_tools_make_menu_items($children));
}
$result[] = $folder_menu;
}
}
}
return $result;
}
