$grader = FALSE;
if ($submissionid && $vpl->has_capability(VPL_GRADE_CAPABILITY)) {
$subinstance = $DB->get_record('vpl_submissions', array('id' => $submissionid));
} else {
$subinstance = $vpl->last_user_submission($userid);
}
$vpl->password_check();
}
//Check consistence
if (!$subinstance) {
throw new Exception(get_string('nosubmission', VPL));
}
if ($subinstance->vpl != $vpl->get_instance()->id) {
throw new Exception(get_string('invalidcourseid'));
}
$submissionid = $subinstance->id;
if ($vpl->is_inconsistent_user($subinstance->userid, $userid)) {
throw new Exception('vpl submission user inconsistence');
}
if ($vpl->get_instance()->id != $subinstance->vpl) {
throw new Exception('vpl submission vpl inconsistence');
}
$submission = new mod_vpl_submission($vpl, $subinstance);
$fgm = $submission->get_submitted_fgm();
$fgm->download_files($vpl->get_printable_name());
} catch (Exception $e) {
$vpl->prepare_page('views/downloadsubmission.php', array('id' => $id));
$vpl->print_header(get_string('download', VPL));
echo $OUTPUT->box($e->getMessage());
$vpl->print_footer();
}