<?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 CLimitedSetValidator extends CValidator { /** * Allowed values. * * @var array */ public $values = []; /** * Error message if the value is invalid or is not of an acceptable type. * * @var string */ public $messageInvalid = null; /** * Checks if the given value belongs to some set. * * @param $value * * @return bool */ public function validate($value) { if (!is_string($value) && !is_int($value)) { if ($this->messageInvalid !== null) { $this->error($this->messageInvalid, $this->stringify($value)); } return false; } $values = array_flip($this->values); if (!isset($values[$value])) { if ($this->messageInvalid !== null) { $this->error($this->messageInvalid, $value); } return false; } return true; } }