moodle/mod/exercise/upload.php

95 lines
3.6 KiB
PHP

<?php // $Id$
require_once("../../config.php");
require_once("lib.php");
require_once("locallib.php");
$id = required_param('id', PARAM_INT); // course module ID
$title = optional_param('title', '', PARAM_CLEAN);
$timenow = time();
// get some esential stuff...
if (! $cm = get_coursemodule_from_id('exercise', $id)) {
error("Course Module ID was incorrect");
}
if (! $course = get_record("course", "id", $cm->course)) {
error("Course is misconfigured");
}
if (! $exercise = get_record("exercise", "id", $cm->instance)) {
error("Course module is incorrect");
}
require_login($course->id, false, $cm);
$strexercises = get_string("modulenameplural", "exercise");
$strexercise = get_string("modulename", "exercise");
$strupload = get_string("upload");
print_header_simple(format_string($exercise->name)." : $strupload", "",
"<a href=\"index.php?id=$course->id\">$strexercises</a> ->
<a href=\"view.php?id=$cm->id\">".format_string($exercise->name,true)."</a> -> $strupload",
"", "", true);
// check that this is not a "rapid" second submission, caused by using the back button
// only check if a student, teachers may want to submit a set of exercise variants
if (isstudent($course->id)) {
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 == '') {
notify(get_string("notitlegiven", "exercise") );
}
else {
require_once($CFG->dirroot.'/lib/uploadlib.php');
$um = new upload_manager('newfile',false,false,$course,false,$exercise->maxbytes);
if ($um->preprocess_files()) {
$newsubmission->exerciseid = $exercise->id;
if (isteacher($course->id)) {
// it's an exercise submission, flag it as such
$newsubmission->userid = 0;
$newsubmission->isexercise = 1; // it's a description of an exercise
}
else {
$newsubmission->userid = $USER->id;
}
$newsubmission->title = $title;
$newsubmission->timecreated = $timenow;
if ($timenow > $exercise->deadline) {
$newsubmission->late = 1;
}
if (!$newsubmission->id = insert_record("exercise_submissions", $newsubmission)) {
error("exercise upload: Failure to create new submission record!");
}
$dir = exercise_file_area_name($exercise, $newsubmission);
if ($um->save_files($dir)) {
add_to_log($course->id, "exercise", "submit", "view.php?id=$cm->id", "$exercise->id");
print_heading(get_string("uploadsuccess", "assignment", $um->get_new_filename()) );
}
// upload manager will print errors.
// clear resubmit flags
if (!set_field("exercise_submissions", "resubmit", 0, "exerciseid", $exercise->id, "userid", $USER->id)) {
error("Exercise Upload: unable to reset resubmit flag");
}
}
// upload manager will print errors.
}
print_continue("view.php?id=$cm->id");
print_footer($course);
?>