/**
* Processes the tutor request to reveal an anonymous students name
*
* @global object
* @param object $cm The moodle course module object for this instance
* @param object $turnitintool The turnitintool object for this activity
* @param array $post The POST values from the reveal student form
*/
function turnitintool_revealuser($cm, $turnitintool, $post, $loaderbar = null)
{
global $CFG;
$anonid = $post["anonid"];
// For the sake of anonymity we get the userid from the object id
$submission = turnitintool_get_record('turnitintool_submissions', 'submission_objectid', $anonid);
$reason = $post["reason"][$anonid];
if ($reason == get_string('revealreason', 'turnitintool') or empty($reason)) {
turnitintool_print_error('revealerror', 'turnitintool', $CFG->wwwroot . '/mod/turnitintool/view.php?id=' . $cm->id . '&do=allsubmissions', NULL, __FILE__, __LINE__);
exit;
} else {
$owner = turnitintool_get_owner($turnitintool->course);
$tii = new turnitintool_commclass(turnitintool_getUID($owner), $owner->firstname, $owner->lastname, $owner->email, 2, $loaderbar);
$tiipost = new stdClass();
$tiipost->cid = turnitintool_getCID($turnitintool->course);
$tiipost->paperid = $submission->submission_objectid;
$tiipost->anon_reason = (strlen($reason) > 1 and strlen($reason) < 6) ? str_pad($reason, 6, " ") : $reason;
$input = new stdClass();
$input->from = 1;
$input->to = 1;
$result = $tii->revealAnon($tiipost, get_string('updatestudent', 'turnitintool', $input));
if ($tii->getRerror()) {
$reason = $tii->getAPIunavailable() ? get_string('apiunavailable', 'turnitintool') : $tii->getRmessage();
turnitintool_print_error('<strong>' . get_string('submissionupdateerror', 'turnitintool') . '</strong><br />' . $reason, NULL, NULL, NULL, __FILE__, __LINE__);
exit;
}
$update = new stdClass();
$update->id = $submission->id;
$update->submission_unanon = 1;
$update->submission_unanonreason = $reason;
turnitintool_update_record('turnitintool_submissions', $update);
unset($tii);
unset($loaderbar);
}
}
