course)) {
error("Course is misconfigured");
}
if (! $exercise = get_record("exercise", "id", $cm->instance)) {
error("Course module is incorrect");
}
require_login($course->id);
if ($course->category) {
$navigation = "id\">$course->shortname ->";
}
$strexercises = get_string("modulenameplural", "exercise");
$strexercise = get_string("modulename", "exercise");
$strupload = get_string("upload");
print_header("$course->shortname: $exercise->name : $strupload", "$course->fullname",
"$navigation id>$strexercises ->
id\">$exercise->name -> $strupload",
"", "", true);
// check that this is not a "rapid" second submission, caused by using the back button
if ($submissions = exercise_get_user_submissions($exercise, $USER)) {
// returns all submissions, newest on first
foreach ($submissions as $submission) {
if ($submission->timecreated > $timenow - $CFG->maxeditingtime) {
// ignore this submission
redirect("view.php?id=$cm->id");
print_footer($course);
exit();
}
}
}
// check existence of title
if (!$title = $_POST['title']) {
notify(get_string("notitlegiven", "exercise") );
}
else {
if (is_uploaded_file($newfile['tmp_name']) and $newfile['size'] > 0) {
if ($newfile['size'] > $exercise->maxbytes) {
notify(get_string("uploadfiletoobig", "assignment", $exercise->maxbytes));
}
else {
$newfile_name = clean_filename($newfile['name']);
if ($newfile_name) {
$newsubmission->exerciseid = $exercise->id;
if (isteacher($course->id)) {
// it's an exercise submission, flag it as such
$newsubmission->userid = 0;
$newsubmission->isexercise = 1; // it'sa description of an exercise
}
else {
$newsubmission->userid = $USER->id;
}
$newsubmission->title = $title;
$newsubmission->timecreated = $timenow;
if (!$newsubmission->id = insert_record("exercise_submissions", $newsubmission)) {
error("exercise upload: Failure to create new submission record!");
}
if (! $dir = exercise_file_area($exercise, $newsubmission)) {
error("Sorry, an error in the system prevents you from uploading files: contact your teacher or system administrator");
}
if (move_uploaded_file($newfile['tmp_name'], "$dir/$newfile_name")) {
add_to_log($course->id, "exercise", "submit", "view.php?id=$cm->id", "$exercise->id");
print_heading(get_string("uploadsuccess", "assignment", $newfile_name) );
}
else {
notify(get_string("uploaderror", "assignment") );
}
// clear resubmit flags
if (!set_field("exercise_submissions", "resubmit", 0, "exerciseid", $exercise->id, "userid", $USER->id)) {
error("Exercise Upload: unable to reset resubmit flag");
}
}
else {
notify(get_string("uploadbadname", "assignment") );
}
}
}
else {
notify(get_string("uploadnofilefound", "assignment") );
}
}
print_continue("view.php?id=$cm->id");
print_footer($course);
?>