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Rev | Author | Line No. | Line |
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635 | daniel-mar | 1 | <?php |
2 | |||
3 | /* |
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4 | * OIDplus 2.0 |
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5 | * Copyright 2019 - 2021 Daniel Marschall, ViaThinkSoft |
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6 | * |
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7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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8 | * you may not use this file except in compliance with the License. |
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9 | * You may obtain a copy of the License at |
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10 | * |
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11 | * http://www.apache.org/licenses/LICENSE-2.0 |
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12 | * |
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13 | * Unless required by applicable law or agreed to in writing, software |
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14 | * distributed under the License is distributed on an "AS IS" BASIS, |
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15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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16 | * See the License for the specific language governing permissions and |
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17 | * limitations under the License. |
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18 | */ |
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19 | |||
648 | daniel-mar | 20 | include __DIR__ . '/../../../../vendor/danielmarschall/vnag/framework/vnag_framework.inc.php'; |
21 | include __DIR__ . '/../../../../includes/oidplus.inc.php'; |
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635 | daniel-mar | 22 | |
23 | define('OIDPLUS_VNAG_MAX_CACHE_AGE', 60); // seconds (TODO: in base config?) |
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24 | |||
25 | OIDplus::init(false); |
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26 | |||
27 | if (OIDplus::baseConfig()->getValue('DISABLE_PLUGIN_OIDplusPageAdminVNagVersionCheck', false)) { |
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28 | throw new OIDplusException(_L('This plugin was disabled by the system administrator!')); |
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29 | } |
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30 | |||
31 | class VNagMonitorDummy extends VNag { |
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32 | |||
33 | private $status; |
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34 | |||
35 | private $content; |
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36 | |||
37 | public function __construct($status, $content) { |
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38 | parent::__construct(); |
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39 | $this->status = $status; |
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40 | $this->content = $content; |
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41 | } |
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42 | |||
43 | protected function cbRun($optional_args = array()) { |
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44 | $this->setStatus($this->status); |
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45 | $this->setHeadline($this->content); |
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46 | } |
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47 | } |
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48 | |||
49 | $cache_file = OIDplus::localpath() . 'userdata/cache/vnag_version_check.ser'; |
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50 | |||
51 | if ((file_exists($cache_file)) && (time()-filemtime($cache_file) <= OIDPLUS_VNAG_MAX_CACHE_AGE)) { |
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52 | // Anti DoS |
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53 | |||
54 | // TODO: There is a small flaw: If the admin fails to secure the "cache/" folder |
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55 | // from the public, then people can read the version file, even if the |
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56 | // VNag script is intended to be protected by a vnag_password. |
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57 | list($out_stat, $out_msg) = unserialize(file_get_contents($cache_file)); |
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58 | |||
59 | } else { |
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60 | |||
61 | $installType = OIDplus::getInstallType(); |
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62 | |||
63 | if ($installType === 'ambigous') { |
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64 | $out_stat = VNag::STATUS_UNKNOWN; |
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716 | daniel-mar | 65 | $out_msg = 'Multiple version files/directories (oidplus_version.txt, .version.php, .git, or .svn) are existing! Therefore, the version is ambiguous!'; // do not translate |
635 | daniel-mar | 66 | } else if ($installType === 'unknown') { |
67 | $out_stat = VNag::STATUS_UNKNOWN; |
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68 | $out_msg = 'The version cannot be determined, and the update needs to be applied manually!'; // do not translate |
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69 | } else if (($installType === 'svn-wc') || ($installType === 'git-wc')) { |
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70 | $local_installation = OIDplus::getVersion(); |
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648 | daniel-mar | 71 | $newest_version = getLatestRevision(); |
635 | daniel-mar | 72 | |
73 | $requireInfo = ($installType === 'svn-wc') ? 'shell access with svn/svnversion tool, or PDO/SQLite3 PHP extension' : 'shell access with Git client'; // do not translate |
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74 | $updateCommand = ($installType === 'svn-wc') ? 'svn update' : 'git pull'; |
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75 | |||
76 | if (!$newest_version) { |
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77 | $out_stat = VNag::STATUS_UNKNOWN; |
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78 | $out_msg = 'OIDplus could not determine the latest version. Probably the ViaThinkSoft server could not be reached.'; // do not translate |
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79 | } else if (!$local_installation) { |
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80 | $out_stat = VNag::STATUS_UNKNOWN; |
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81 | $out_msg = 'OIDplus could not determine its version (Required: ' . $requireInfo . '). Please update your system manually via the "' . $updateCommand . '" command regularly.'; // do not translate |
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82 | } else if ($local_installation == $newest_version) { |
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83 | $out_stat = VNag::STATUS_OK; |
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84 | $out_msg = 'You are using the latest version of OIDplus (' . $local_installation . ' local / ' . $newest_version . ' remote)'; // do not translate |
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85 | } else { |
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86 | $out_stat = VNag::STATUS_WARNING; |
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87 | $out_msg = 'OIDplus is outdated. (' . $local_installation . ' local / ' . $newest_version . ' remote)'; // do not translate |
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88 | } |
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89 | } else if ($installType === 'svn-snapshot') { |
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90 | $local_installation = OIDplus::getVersion(); |
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648 | daniel-mar | 91 | $newest_version = getLatestRevision(); |
635 | daniel-mar | 92 | |
93 | if (!$newest_version) { |
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94 | $out_stat = VNag::STATUS_UNKNOWN; |
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95 | $out_msg = 'OIDplus could not determine the latest version. Probably the ViaThinkSoft server could not be reached.'; // do not translate |
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96 | } else if ($local_installation == $newest_version) { |
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97 | $out_stat = VNag::STATUS_OK; |
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98 | $out_msg = 'You are using the latest version of OIDplus (' . $local_installation . ' local / ' . $newest_version . ' remote)'; // do not translate |
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99 | } else { |
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100 | $out_stat = VNag::STATUS_WARNING; |
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101 | $out_msg = 'OIDplus is outdated. (' . $local_installation . ' local / ' . $newest_version . ' remote)'; // do not translate |
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102 | } |
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103 | } else { |
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104 | assert(false); |
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105 | die(); |
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106 | } |
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107 | |||
108 | @file_put_contents($cache_file, serialize(array($out_stat, $out_msg))); |
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109 | } |
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110 | |||
111 | $job = new VNagMonitorDummy($out_stat, $out_msg); |
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112 | if (OIDplus::config()->getValue('vnag_version_check_password_protected','1') == '1') { |
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113 | $job->http_visual_output = VNag::OUTPUT_NEVER; |
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114 | $job->password_out = OIDplusPageAdminVNagVersionCheck::vnag_password(); |
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115 | $job->outputHTML(_L('This page contains an encrypted VNag machine-readable status.')); |
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116 | } else { |
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117 | $job->http_visual_output = VNag::OUTPUT_ALWAYS; |
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118 | } |
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119 | if (OIDplus::getPkiStatus()) { |
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830 | daniel-mar | 120 | $job->privkey = OIDplus::getSystemPrivateKey(); |
635 | daniel-mar | 121 | } |
122 | $job->run(); |
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123 | unset($job); |
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648 | daniel-mar | 124 | |
125 | # --- |
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126 | |||
127 | function getLatestRevision() { |
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128 | try { |
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716 | daniel-mar | 129 | if (function_exists('gzdecode')) { |
130 | $url = OIDplus::getEditionInfo()['revisionlog_gz']; |
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131 | $cont = url_get_contents($url); |
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132 | if ($cont !== false) $cont = @gzdecode($cont); |
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133 | } else { |
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134 | $url = OIDplus::getEditionInfo()['revisionlog']; |
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135 | $cont = url_get_contents($url); |
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136 | } |
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648 | daniel-mar | 137 | if ($cont === false) return false; |
138 | $ary = @unserialize($cont); |
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139 | if ($ary === false) return false; |
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140 | krsort($ary); |
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141 | $max_rev = array_keys($ary)[0]; |
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142 | return 'svn-' . $max_rev; |
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143 | } catch (Exception $e) { |
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144 | return false; |
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145 | } |
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146 | } |
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147 |