admin_setting_html.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/>.

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

/**
 * No setting - just html
 * Note: since admin_setting is not namespaced, this can not be namespaced and put into a class
 */
class admin_setting_html extends admin_setting {

    private $hubinfo;

    /**
     * not a setting, just html
     *
     * @param string $name unique ascii name, either 'mysetting' for settings that in config, or 'myplugin/mysetting' for ones in config_plugins.
     */
    public function __construct($name, $translation, $hubinfo) {
        $this->nosave  = true;
        $this->hubinfo = $hubinfo;
        parent::__construct($name, $translation, '', '');
    }

    /**
     * Always returns true
     * @return bool Always returns true
     */
    public function get_setting() {
        return true;
    }

    /**
     * Always returns true
     * @return bool Always returns true
     */
    public function get_defaultsetting() {
        return true;
    }

    /**
     * Never write settings
     * @return string Always returns an empty string
     */
    public function write_setting($data) {
        // Do not write any setting.
        return '';
    }

    /**
     * Returns an HTML string
     * @return string Returns an HTML string
     */
    public function output_html($data, $query = '') {
        global $OUTPUT;
        $registrationurl = new moodle_url('/mod/hvp/content_hub_registration.php');
        if ($this->hubinfo === false) {
          $this->hubinfo = (object) [];
        }
        $this->hubinfo->registrationurl = $registrationurl->out(false);
        return $OUTPUT->render_from_template('mod_hvp/content_hub_registration_box', $this->hubinfo);
    }
}