mod_form.php

<?php
// This file is part of Moodle - https://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 <https://www.gnu.org/licenses/>.

/**
 * The main mod_bookit configuration form.
 *
 * @package     mod_bookit
 * @copyright   2024 Melanie Treitinger, Ruhr-Universität Bochum <melanie.treitinger@ruhr-uni-bochum.de>
 * @license     https://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die();

require_once($CFG->dirroot . '/course/moodleform_mod.php');

/**
 * Module instance settings form.
 *
 * @package     mod_bookit
 * @copyright   2024 Melanie Treitinger, Ruhr-Universität Bochum <melanie.treitinger@ruhr-uni-bochum.de>
 * @license     https://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class mod_bookit_mod_form extends moodleform_mod {

    /**
     * Defines forms elements
     */
    public function definition() {
        global $CFG;

        $mform = &$this->_form;

        // -------------------------------------------------------------------------------
        // Adding the "general" fieldset, where all the common settings are shown.
        $mform->addElement('header', 'general', get_string('general', 'form'));

        $mform->addElement('text', 'name', get_string('instancename', 'mod_bookit'), ['size' => '64']);
        $mform->setType('name', PARAM_TEXT);
        $mform->addRule('name', null, 'required', null, 'client');
        $mform->addRule('name', get_string('maximumchars', '', 255), 'maxlength', 255, 'client');

        $this->standard_intro_elements(get_string('description', 'feedback'));

        // -------------------------------------------------------------------------------
        // Adding more mod_bookit settings in a new fieldset.
        // ...@TODO: remove if not needed!

        // -------------------------------------------------------------------------------

        // Add standard elements.
        $this->standard_coursemodule_elements();

        // Add standard buttons.
        $this->add_action_buttons();
    }
}