/**
* Creates a dav collection as a child of this object.
*
* @param string the name of the collection.
* @return ilObjectDAV returns the created collection, or null if creation failed.
*/
function createCollection($name)
{
global $tree;
// create and insert Folder in tree
require_once 'Modules/Folder/classes/class.ilObjFolder.php';
$newObj = new ilObjFolder(0);
$newObj->setType($this->getILIASCollectionType());
$newObj->setTitle($name);
//$newObj->setDescription('');
$newObj->create();
$newObj->createReference();
$newObj->setPermissions($this->getRefId());
$newObj->putInTree($this->getRefId());
require_once 'class.ilObjFolderDAV.php';
return new ilObjFolderDAV($newObj->getRefId(), $newObj);
}