/**
* Returns the file indicated by the $id if it exists otherwise
* returns NULL. If the file exists, halt the router with a 403,
* if the user does not have access.
*/
private function loadFile($id)
{
$file = new \StudipDocument($id);
// return NULL unless it exists
if ($file->isNew()) {
return null;
}
if (!$file->checkAccess($GLOBALS['user']->id)) {
$this->error(401);
}
return $file;
}
/**
* @param $dokument_id
* @return StudipMail provides fluent interface
*/
function addStudipAttachment($dokument_id)
{
$doc = new StudipDocument($dokument_id);
if (!$doc->isNew()) {
$this->addFileAttachment(get_upload_file_path($doc->getId()), $doc->getValue('filename'));
}
return $this;
}
