if (empty($post['submissionagreement'])) {
$_SESSION["notice"]["message"] = get_string('copyrightagreementerror', 'turnitintooltwo');
$error = true;
$do = "submitpaper";
}
if ($error) {
// Save data in session incase of error
$_SESSION['form_data']->submissiontype = $post['submissiontype'];
$_SESSION['form_data']->submissiontitle = $post['submissiontitle'];
$_SESSION['form_data']->submissiontext = $post['submissiontext'];
} else {
// Check for previous submission to this part.
if (!($prevsubmission = $turnitintooltwoassignment->get_user_submissions($post['studentsname'], $turnitintooltwoassignment->turnitintooltwo->id, $post['submissionpart']))) {
// Create submission object if not a previous one.
$turnitintooltwosubmission = new turnitintooltwo_submission(0, "moodle", $turnitintooltwoassignment);
if (!$turnitintooltwosubmission->create_submission($post)) {
$_SESSION["notice"]["message"] = get_string('createsubmissionerror', 'turnitintooltwo');
$do = "submitpaper";
}
} else {
foreach ($prevsubmission as $prev) {
$submission = $prev;
}
$turnitintooltwosubmission = new turnitintooltwo_submission($submission->id, "moodle", $turnitintooltwoassignment);
$turnitintooltwosubmission->reset_submission($post);
}
if ($turnitintooltwosubmission) {
if ($post['submissiontype'] == 1) {
// Upload file.
$doupload = $turnitintooltwosubmission->do_file_upload($cm, $turnitintooltwofileuploadoptions);
if (!$doupload["result"]) {
