Zabbix

<?php declare(strict_types = 0);

/*

** 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 CControllerSoftwareVersionCheckUpdate extends CController {

​

    private const NEXTCHECK_DELAY = 28800; // 8 hours

    private const NEXTCHECK_DELAY_ON_FAIL = 259200; // 72 hours

    private const MAX_NO_DATA_PERIOD = 604800; // 1 week

​

    private array $versions = [];

​

    protected function init(): void {

        $this->setPostContentType(self::POST_CONTENT_TYPE_JSON);

    }

​

    protected function checkInput(): bool {

        $fields = [

            'versions' =>   'required|array'

        ];

​

        if ($this->validateInput($fields) && $this->validateVersions()) {

            $this->versions = $this->getInput('versions');

        }

​

        return true;

    }

​

    private function validateVersions(): bool {

        foreach (array_values($this->getInput('versions')) as $i => $version) {

            $path = '/versions/'.($i + 1);

​

            if (!is_array($version)) {

                error(_s('Invalid parameter "%1$s": %2$s.', $path, 'an array is expected'));

​

                return false;

            }

​

            $validator = new CNewValidator($version, [

                'version' =>                'required|not_empty|string',

                'end_of_full_support' =>    'required|bool',

                'latest_release' =>         'required|array'

            ]);

​

            foreach ($validator->getAllErrors() as $error) {

                error($error);

            }

​

            if ($validator->isErrorFatal() || $validator->isError()) {

                return false;

            }

​

            if (strlen($version['version']) > 5 || !preg_match('/^\d+\.\d+$/', $version['version'])) {

                error(sprintf('Invalid parameter "%1$s": %2$s.', $path.'/version', 'invalid version'));

​

                return false;

            }

​

            $validator = new CNewValidator($version['latest_release'], [

                'created' =>    'required|not_empty|string',

                'release' =>    'required|not_empty|string'

            ]);

​

            foreach ($validator->getAllErrors() as $error) {

                error($error);

            }

​

            if ($validator->isErrorFatal() || $validator->isError()) {

                return false;

            }

​

            if (!is_numeric($version['latest_release']['created'])

                    || bccomp($version['latest_release']['created'], ZBX_MAX_DATE) > 0) {

                error(sprintf('Invalid parameter "%1$s": %2$s.', $path.'/latest_release/created', 'invalid timestamp'));

​

                return false;

            }

​

            if (strlen($version['latest_release']['release']) > 16