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<?php /* <ViaThinkSoftSignature>
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<?php /* <ViaThinkSoftSignature>
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A==
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Q==
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</ViaThinkSoftSignature> */ ?>
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</ViaThinkSoftSignature> */ ?>
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<?php
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<?php
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/*
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/*
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 * VNag - Nagios Framework for PHP
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 * VNag - Nagios Framework for PHP
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 * Developed by Daniel Marschall, ViaThinkSoft <www.viathinksoft.com>
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 * Developed by Daniel Marschall, ViaThinkSoft <www.viathinksoft.com>
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 * Licensed under the terms of the Apache 2.0 license
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 * Licensed under the terms of the Apache 2.0 license
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 *
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 *
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 * Revision 2022-09-12
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 * Revision 2023-10-13
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 */
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 */
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declare(ticks=1);
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declare(ticks=1);
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class WordPressVersionCheck extends VNag {
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class WordPressVersionCheck extends VNag {
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                // Individual (non-standard) arguments:
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                // Individual (non-standard) arguments:
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                $this->addExpectedArgument($this->argSystemDir = new VNagArgument('d', 'directory', VNagArgument::VALUE_REQUIRED, 'wordpressPath', 'The local directory where WordPress installation is located.'));
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                $this->addExpectedArgument($this->argSystemDir = new VNagArgument('d', 'directory', VNagArgument::VALUE_REQUIRED, 'wordpressPath', 'The local directory where WordPress installation is located.'));
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        }
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        }
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        protected function get_wordpress_version($path) {
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        protected function get_local_version($path) {
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                $path = realpath($path) === false ? $path : realpath($path);
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                $path = realpath($path) === false ? $path : realpath($path);
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                $cont = @file_get_contents("$path/wp-includes/version.php");
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                $cont = @file_get_contents("$path/wp-includes/version.php");
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                if (!preg_match('@\$wp_version = \'(.+)\';@ismU', $cont, $m)) {
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                if (!preg_match('@\$wp_version = \'(.+)\';@ismU', $cont, $m)) {
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                return $m[1];
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                return $m[1];
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        }
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        }
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        protected function get_latest_version() {
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        protected function get_latest_version() {
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                $cont = @file_get_contents('https://wordpress.org/download/');
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                $cont = $this->url_get_contents('https://wordpress.org/download/');
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                if (!$cont) {
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                if ($cont === false) {
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                        throw new Exception("Cannot access website with latest version");
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                        throw new Exception("Cannot access website with latest version");
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                }
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                }
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                if (!preg_match('@Download WordPress ([0-9\.]+)@ism', $cont, $m)) {
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                if (!preg_match('@Download WordPress ([0-9\.]+)@ism', $cont, $m)) {
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                        throw new Exception("Cannot find version information on the website");
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                        throw new Exception("Cannot find version information on the website");
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                if (!is_dir($system_dir)) {
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                if (!is_dir($system_dir)) {
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                        throw new Exception('Directory "'.$system_dir.'" not found.');
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                        throw new Exception('Directory "'.$system_dir.'" not found.');
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                }
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                }
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                $version = $this->get_wordpress_version($system_dir);
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                $version = $this->get_local_version($system_dir);
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                $latest_version = $this->get_latest_version();
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                $latest_version = $this->get_latest_version();
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                if (version_compare($version,$latest_version) >= 0) {
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                if (version_compare($version,$latest_version) >= 0) {
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                        $this->setStatus(VNag::STATUS_OK);
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                        $this->setStatus(VNag::STATUS_OK);