public function destroy($id)
{
$study = Study::find($id);
if (!$study) {
abort(404);
}
if (count($study->users) > 0) {
Session::flash('flash_message', "Study '" . $study->name . "' has users associated with it. You cannot remove it.");
return Redirect::route("study::list");
}
Session::flash('flash_message', "Study '" . $study->name . "' has been removed.");
$study->delete();
return Redirect::route("study::list");
}
