$outcome->categoryvisibility = \core_course\management\helper::get_category_children_visibility($categoryid);
$outcome->coursevisibility = \core_course\management\helper::get_category_courses_visibility($categoryid);
if ($selectedcategoryid !== null) {
$outcome->coursevisibility = array_merge($outcome->coursevisibility, \core_course\management\helper::get_category_courses_visibility($selectedcategoryid));
}
break;
case 'expandcategory':
$categoryid = required_param('categoryid', PARAM_INT);
$coursecat = coursecat::get($categoryid);
\core_course\management\helper::record_expanded_category($coursecat);
$outcome->outcome = true;
break;
case 'collapsecategory':
$categoryid = required_param('categoryid', PARAM_INT);
$coursecat = coursecat::get($categoryid);
\core_course\management\helper::record_expanded_category($coursecat, false);
$outcome->outcome = true;
break;
case 'getsubcategorieshtml':
$categoryid = required_param('categoryid', PARAM_INT);
/* @var core_course_management_renderer $renderer */
$renderer = $PAGE->get_renderer('core_course', 'management');
$outcome->html = html_writer::start_tag('ul', array('class' => 'ml', 'role' => 'group', 'id' => 'subcategoriesof' . $categoryid));
$coursecat = coursecat::get($categoryid);
foreach ($coursecat->get_children() as $subcat) {
$outcome->html .= $renderer->category_listitem($subcat, array(), $subcat->get_children_count());
}
$outcome->html .= html_writer::end_tag('ul');
$outcome->outcome = true;
break;
}
