Zabbix

<?php

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** 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 Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

​

class CLabel extends CTag {

​

    private bool $has_asterisk = false;

​

    public function __construct($label, $id = null) {

        parent::__construct('label', true, $label);

​

        $this->setFor($id);

    }

​

    public function setFor($id): self {

        if ($id !== null) {

            $this->setAttribute('for', zbx_formatDomId($id));

        }

​

        return $this;

    }

​

    /**

     * Allow to add visual 'asterisk' mark to label.

     *

     * @param bool $has_asterisk  Define is label marked with asterisk or not.

     *

     * @return CLabel

     */

    public function setAsteriskMark(bool $has_asterisk = true): self {

        $this->has_asterisk = $has_asterisk;

​

        return $this;

    }

​

    public function toString($destroy = true) {

        if ($this->has_asterisk) {

            $this->addClass(ZBX_STYLE_FIELD_LABEL_ASTERISK);

        }

​

        return parent::toString($destroy);

    }

}