function exercise_print_submission_title($exercise, $submission)
{
global $CFG;
if (!$submission->timecreated) {
// a "no submission"
return $submission->title;
}
$filearea = exercise_file_area_name($exercise, $submission);
if ($basedir = exercise_file_area($exercise, $submission)) {
if (list($file) = get_directory_list($basedir)) {
$icon = mimeinfo("icon", $file);
require_once $CFG->libdir . '/filelib.php';
$ffurl = get_file_url("{$filearea}/{$file}");
return "<img src=\"{$CFG->pixpath}/f/{$icon}\" class=\"icon\" alt=\"" . get_string('file') . "\" />" . " <a target=\"uploadedfile\" href=\"{$ffurl}\">{$submission->title}</a>";
}
}
}
function exercise_delete_user_files($exercise, $user, $exception)
{
// Deletes all the user files in the exercise area for a user
// EXCEPT for any file named $exception
if (!($submissions = exercise_get_submissions($exercise, $user))) {
notify("No submissions!");
return;
}
foreach ($submissions as $submission) {
if ($basedir = exercise_file_area($exercise, $submission)) {
if ($files = get_directory_list($basedir)) {
foreach ($files as $file) {
if ($file != $exception) {
unlink("{$basedir}/{$file}");
notify("Existing file '{$file}' has been deleted!");
}
}
}
}
}
}
