/**
* Constructs header in editing mode
*
* @param int $max maximum number of courses
* @return string html of header bar.
*/
public function editing_bar_head($max = 0)
{
$output = $this->output->box_start('notice');
$options = array('0' => get_string('alwaysshowall', 'block_course_overview_lite'));
for ($i = 1; $i <= $max; $i++) {
$options[$i] = $i;
}
$url = new moodle_url('/my/index.php');
$select = new single_select($url, 'mynumber', $options, block_course_overview_lite_get_max_user_courses(), array());
$select->set_label(get_string('numtodisplay', 'block_course_overview_lite'));
$output .= $this->output->render($select);
$output .= $this->output->box_end();
return $output;
}
function block_course_overview_lite_sort_courses($courses)
{
$limit = block_course_overview_lite_get_max_user_courses();
// Hard limit the courses to 100 to skip the user pref save error.
$limit = $limit > 100 ? 100 : $limit;
$order = array();
if (!is_null($usersortorder = get_user_preferences('block_course_overview_lite_course_order'))) {
$order = json_decode($usersortorder, true);
}
$sortedcourses = array();
$remainingcourses = array();
$counter = 0;
// Get courses in sort order into list.
foreach ($order as $key => $cid) {
if ($counter >= $limit && $limit != 0) {
break;
}
if (isset($courses[$cid])) {
$sortedcourses[] = $courses[$cid];
unset($courses[$cid]);
$counter++;
}
}
// Append unsorted courses if limit allows.
foreach ($courses as $course) {
if ($limit != 0 && $counter >= $limit) {
break;
}
if ($course->current) {
$sortedcourses[] = $course;
} else {
$remainingcourses[] = $course;
}
$counter++;
}
return array_merge($sortedcourses, $remainingcourses);
}
