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<?php

/**
 * ---------------------------------------------------------------------
 *
 * GLPI - Gestionnaire Libre de Parc Informatique
 *
 * http://glpi-project.org
 *
 * @copyright 2015-2022 Teclib' and contributors.
 * @copyright 2003-2014 by the INDEPNET Development Team.
 * @licence   https://www.gnu.org/licenses/gpl-3.0.html
 *
 * ---------------------------------------------------------------------
 *
 * LICENSE
 *
 * This file is part of GLPI.
 *
 * 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/>.
 *
 * ---------------------------------------------------------------------
 */

namespace Glpi\System\Requirement;

/**
 * @since 9.5.1
 */
class MysqliMysqlnd extends Extension
{
    public function __construct()
    {
        parent::__construct('mysqli');
    }

    protected function check()
    {
        $extension_loaded = extension_loaded('mysqli');
        $driver_is_mysqlnd = defined('MYSQLI_OPT_INT_AND_FLOAT_NATIVE');

       // We check for "mysqli_fetch_all" function to be sure that the used driver is "mysqlnd".
       // Indeed, it is mandatory to be able to use MYSQLI_OPT_INT_AND_FLOAT_NATIVE option.
        $this->validated = $extension_loaded && $driver_is_mysqlnd;

        if ($extension_loaded && $driver_is_mysqlnd) {
            $this->validation_messages[] = sprintf(__('%s extension is installed.'), $this->name);
        } else if ($extension_loaded && !$driver_is_mysqlnd) {
            $this->validation_messages[] = sprintf(__('%s extension is installed but is not using mysqlnd driver.'), $this->name);
        } else {
            $this->validation_messages[] = sprintf(__('%s extension is missing.'), $this->name);
        }
    }
}