Adjust copyrights years

<?php
/**
 * SeekQuarry/Yioop --
 * Open Source Pure PHP Search Engine, Crawler, and Indexer
 *
 * Copyright (C) 2009 - 2023  Chris Pollett chris@pollett.org
 *
 * LICENSE:
 *
 * This program 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.
 *
 * This program 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 this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 * END LICENSE
 *
 * @author Chris Pollett chris@pollett.org
 * @license https://www.gnu.org/licenses/ GPL3
 * @link https://www.seekquarry.com/
 * @copyright 2009 - 2023
 * @filesource
 */
namespace seekquarry\yioop\views\helpers;

use seekquarry\yioop\configs as C;

/**
 * This is a helper class is used to draw the hamburger menu symbol
 * and associated link to the settings menu
 *
 * @author Chris Pollett
 */
class HamburgerHelper extends Helper
{
    /**
     * Used to draw the hamburger menu symbol and associated link to the
     * settings menu
     *
     * @param bool $logged_in whether or not the user is logged in. If so,
     *  the hamburger menu symbol draws the users name
     * @param bool $has_div_id;
     */
    public function render($logged_in, $has_div_id = true)
    {
        $id = ($has_div_id) ? 'id="settings-toggle"' : "";
        $id_icon = ($has_div_id) ? 'id="settings-toggle-icon"' :
            'id="settings-toggle-icon-b"';
        ?>
        <div class='noscript-hide'>
        <div class="settings" <?= $id ?> tabindex="0"
            onkeydown="javascript:toggleOptions()"
            onclick="javascript:toggleOptions()" ><?php
        if ($logged_in) {
            $user_name = $_SESSION['USER_NAME'];
            if (mb_strlen($user_name) > 6) {
                $user_name = mb_substr($user_name, 0, 4) . "..";
            }
            ?>
            <div <?=$id_icon ?>>
            <div class='top'>[<?=$user_name ?>]
            </div><div class='bottom' role="img"
                aria-label="<?= tl('hamburger_helper_menu_toggle')
                ?>">&equiv;</div>
            </div>
            <?php
        } else {
            e('<div '. $id_icon .' role="img" aria-label="'.
                tl('hamburger_helper_menu_toggle').'">&equiv;</div>');
        }?></div></div><?php
    }
}