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4 | daniel-mar | 1 | <?php /* <ViaThinkSoftSignature> |
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23 | w== |
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4 | daniel-mar | 24 | </ViaThinkSoftSignature> */ ?> |
2 | daniel-mar | 25 | <?php |
26 | |||
27 | /* |
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28 | * VNag - Nagios Framework for PHP |
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29 | * Developed by Daniel Marschall, ViaThinkSoft <www.viathinksoft.com> |
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30 | * Licensed under the terms of the Apache 2.0 license |
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31 | * |
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57 | daniel-mar | 32 | * Revision 2022-09-12 |
2 | daniel-mar | 33 | */ |
34 | |||
35 | declare(ticks=1); |
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36 | |||
37 | class FourImagesVersionCheck extends VNag { |
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38 | protected $argSystemDir = null; |
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39 | |||
40 | public function __construct() { |
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41 | parent::__construct(); |
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42 | |||
43 | $this->registerExpectedStandardArguments('Vht'); |
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44 | |||
45 | $this->getHelpManager()->setPluginName('check_4images_version'); |
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46 | $this->getHelpManager()->setVersion('1.0'); |
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47 | $this->getHelpManager()->setShortDescription('This plugin checks if a local 4images system has the latest version installed.'); |
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48 | $this->getHelpManager()->setCopyright('Copyright (C) 2011-$CURYEAR$ Daniel Marschall, ViaThinkSoft.'); |
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49 | $this->getHelpManager()->setSyntax('$SCRIPTNAME$ [-d <directory>]'); |
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50 | $this->getHelpManager()->setFootNotes('If you encounter bugs, please contact ViaThinkSoft at www.viathinksoft.com'); |
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51 | |||
52 | // Individual (non-standard) arguments: |
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53 | $this->addExpectedArgument($this->argSystemDir = new VNagArgument('d', 'directory', VNagArgument::VALUE_REQUIRED, '4imagesPath', 'The local directory where your 4images installation is located.')); |
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54 | } |
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55 | |||
56 | protected function get_4images_version($path) { |
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57 | $path = realpath($path) === false ? $path : realpath($path); |
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58 | |||
59 | $cont = @file_get_contents("$path/includes/constants.php"); |
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60 | if (!preg_match("@define\('SCRIPT_VERSION', '(.*)'\);@ismU", $cont, $m)) { |
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61 | throw new Exception("Cannot find version information at $path"); |
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62 | } |
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63 | |||
64 | return $m[1]; |
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65 | } |
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66 | |||
67 | protected function get_latest_version() { |
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68 | $cont = @file_get_contents('https://www.4homepages.de/download-4images'); |
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69 | if (!$cont) { |
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70 | throw new Exception("Cannot access website with latest version"); |
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71 | } |
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72 | |||
73 | if (!preg_match('@<h2>Download 4images (.+)</h2>@ismU', $cont, $m)) { |
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74 | if (!preg_match('@>Current Version: (.+)</a>@ismU', $cont, $m)) { |
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75 | throw new Exception("Cannot find version information on the website"); |
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76 | } |
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77 | } |
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78 | |||
79 | return trim($m[1]); |
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80 | } |
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81 | |||
82 | protected function cbRun($optional_args=array()) { |
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83 | $system_dir = $this->argSystemDir->getValue(); |
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84 | if (empty($system_dir)) { |
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85 | throw new Exception("Please specify the directory of the 4images installation."); |
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86 | } |
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87 | $system_dir = realpath($system_dir) === false ? $system_dir : realpath($system_dir); |
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88 | |||
89 | if (!is_dir($system_dir)) { |
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29 | daniel-mar | 90 | throw new Exception('Directory "'.$system_dir.'" not found.'); |
2 | daniel-mar | 91 | } |
92 | |||
93 | $version = $this->get_4images_version($system_dir); |
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94 | |||
95 | $latest_version = $this->get_latest_version(); |
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96 | |||
57 | daniel-mar | 97 | if (version_compare($version,$latest_version) >= 0) { |
2 | daniel-mar | 98 | $this->setStatus(VNag::STATUS_OK); |
99 | $this->setHeadline("Version $version at $system_dir", true); |
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100 | } else { |
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101 | $this->setStatus(VNag::STATUS_WARNING); |
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102 | $this->setHeadline("Version $version is outdated (Latest version is $latest_version) at $system_dir", true); |
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103 | } |
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104 | } |
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105 | } |
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106 |