Zabbix

<?php

/*

** Zabbix

** Copyright (C) 2001-2023 Zabbix SIA

**

** 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 2 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, write to the Free Software

** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

**/

​

​

/**

 * Class to operate with frontend setup information.

 * Currently only setup requirements are checked.

 */

class CFrontendSetup {

​

    const MIN_PHP_VERSION = '7.4.0';

    const MIN_PHP_MEMORY_LIMIT = '134217728'; // 128 * ZBX_MEBIBYTE;

    const MIN_PHP_POST_MAX_SIZE = '16777216'; // 16 * ZBX_MEBIBYTE;

    const MIN_PHP_UPLOAD_MAX_FILESIZE = '2097152'; // 2 * ZBX_MEBIBYTE;

    const MIN_PHP_MAX_EXECUTION_TIME = 300;

    const MIN_PHP_MAX_INPUT_TIME = 300;

    const MIN_PHP_GD_VERSION = '2.0';

    const MIN_PHP_LIBXML_VERSION = '2.6.15';

    const REQUIRED_PHP_ARG_SEPARATOR_OUTPUT = '&';

​

    /**

     * Check OK, setup can continue.

     */

    const CHECK_OK = 1;

​

    /**

     * Check failed, but setup can still continue. A warning will be displayed.

     */

    const CHECK_WARNING = 2;

​

    /**

     * Check failed, setup cannot continue. An error will be displayed.

     */

    const CHECK_FATAL = 3;

​

    /**

     * Perform all requirements checks.

     *

     * @return array

     */

    public function checkRequirements() {

        $result = [];

​

        $result[] = $this->checkPhpVersion();

        $result[] = $this->checkPhpMemoryLimit();

        $result[] = $this->checkPhpPostMaxSize();