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  1. <?php
  2.  
  3. /*
  4.  * VNag - Nagios Framework for PHP
  5.  * Developed by Daniel Marschall, ViaThinkSoft <www.viathinksoft.com>
  6.  * Licensed under the terms of the Apache 2.0 license
  7.  *
  8.  * Revision 2023-10-13
  9.  */
  10.  
  11. declare(ticks=1);
  12.  
  13. class Net2FtpVersionCheck extends VNag {
  14.         protected $argSystemDir = null;
  15.  
  16.         public function __construct() {
  17.                 parent::__construct();
  18.  
  19.                 $this->registerExpectedStandardArguments('Vht');
  20.  
  21.                 $this->getHelpManager()->setPluginName('check_net2ftp_version');
  22.                 $this->getHelpManager()->setVersion('2023-10-13');
  23.                 $this->getHelpManager()->setShortDescription('This plugin checks if a local net2ftp system has the latest version installed.');
  24.                 $this->getHelpManager()->setCopyright('Copyright (C) 2011-$CURYEAR$ Daniel Marschall, ViaThinkSoft.');
  25.                 $this->getHelpManager()->setSyntax('$SCRIPTNAME$ [-d <directory>]');
  26.                 $this->getHelpManager()->setFootNotes('If you encounter bugs, please contact ViaThinkSoft at www.viathinksoft.com');
  27.  
  28.                 // Individual (non-standard) arguments:
  29.                 $this->addExpectedArgument($this->argSystemDir = new VNagArgument('d', 'directory', VNagArgument::VALUE_REQUIRED, 'net2ftpPath', 'The local directory where your net2ftp installation is located.'));
  30.         }
  31.  
  32.         protected function get_local_version($path) {
  33.                 $path = realpath($path) === false ? $path : realpath($path);
  34.  
  35.                 if (!file_exists("$path/settings.inc.php")) {
  36.                         throw new VNagException("Cannot find net2ftp settings file at $path");
  37.                 }
  38.  
  39.                 $cont = @file_get_contents("$path/settings.inc.php");
  40.                 if ($cont === false) {
  41.                         throw new VNagException("Cannot determine version for system $path (settings.inc.php not found)");
  42.                 }
  43.                 if (!preg_match('@\\$net2ftp_settings\\["application_version"\\]\\s*=\\s*"([^"]+)";@ismU', $cont, $m)) {
  44.                         throw new VNagException("Cannot determine version for system $path (application_version setting not found)");
  45.                 }
  46.  
  47.                 return $m[1];
  48.         }
  49.  
  50.         protected function get_latest_version() {
  51.                 $cont = $this->url_get_contents('https://www.net2ftp.com/version.js');
  52.                 if ($cont === false) {
  53.                         throw new VNagException('Cannot parse version from net2ftp website. The plugin probably needs to be updated.');
  54.                 }
  55.  
  56.                 if (!preg_match("@var latest_stable_version\s*=\s*'(.+)';@ismU", $cont, $m)) {
  57.                         throw new VNagException('Cannot parse version from net2ftp website. The plugin probably needs to be updated.');
  58.                 } else {
  59.                         $latest_stable = $m[1];
  60.                 }
  61.  
  62.                 if (!preg_match("@var latest_beta_version\s*=\s*'(.+)';@ismU", $cont, $m)) {
  63.                         throw new VNagException('Cannot parse version from net2ftp website. The plugin probably needs to be updated.');
  64.                 } else {
  65.                         $latest_beta = $m[1];
  66.                 }
  67.  
  68.                 return array($latest_stable, $latest_beta);
  69.         }
  70.  
  71.         protected function cbRun($optional_args=array()) {
  72.                 $system_dir = $this->argSystemDir->getValue();
  73.                 if (empty($system_dir)) {
  74.                         throw new VNagException("Please specify the directory of the net2ftp installation.");
  75.                 }
  76.                 $system_dir = realpath($system_dir) === false ? $system_dir : realpath($system_dir);
  77.  
  78.                 if (!is_dir($system_dir)) {
  79.                         throw new VNagException('Directory "'.$system_dir.'" not found.');
  80.                 }
  81.  
  82.                 $version = $this->get_local_version($system_dir);
  83.  
  84.                 list($latest_stable, $latest_beta) = $this->get_latest_version();
  85.  
  86.                 if ($version == $latest_stable) {
  87.                         $this->setStatus(VNag::STATUS_OK);
  88.                         $this->setHeadline("Version $version (Latest Stable version) at $system_dir", true);
  89.                 } else if ($version == $latest_beta) {
  90.                         $this->setStatus(VNag::STATUS_OK);
  91.                         $this->setHeadline("Version $version (Latest Beta version) at $system_dir", true);
  92.                 } else {
  93.                         $this->setStatus(VNag::STATUS_WARNING);
  94.                         if ($latest_stable != $latest_beta) {
  95.                                 $this->setHeadline("Version $version is outdated (Latest versions are: $latest_stable Stable or $latest_beta Beta) at $system_dir", true);
  96.                         } else {
  97.                                 $this->setHeadline("Version $version is outdated (Latest version is $latest_stable) at $system_dir", true);
  98.                         }
  99.                 }
  100.         }
  101. }
  102.