campus-lib.php

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Campus theme with the underlying Bootstrap theme.
 *
 * @package    theme
 * @subpackage campus
 * @copyright  &copy; 2014-onwards G J Barnard in respect to modifications of the Clean theme.
 * @copyright  &copy; 2014-onwards Work undertaken for David Bogner of Edulabs.org.
 * @author     G J Barnard - gjbarnard at gmail dot com and {@link http://moodle.org/user/profile.php?id=442195}
 * @author     Based on code originally written by Mary Evans, Bas Brands, Stuart Lamour and David Scotson.
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

function theme_campus_get_top_level_categories() {
    $categoryids = [];
    $categories = core_course_category::get(0)->get_children(); // Parent = 0 i.e. top-level categories only.

    foreach ($categories as $category) {
        $categoryids[$category->id] = $category->name;
    }

    return $categoryids;
}