wcfsetup/install/files/lib/system/package/plugin/FilePackageInstallationPlugin.class.php

   1 <?php
   2 namespace wcf\system\package\plugin;
   3 use wcf\data\application\Application;
   4 use wcf\data\package\Package;
   5 use wcf\system\package\FilesFileHandler;
   6 use wcf\system\package\PackageArchive;
   7 use wcf\system\package\PackageInstallationDispatcher;
   8 use wcf\system\WCF;
   9 use wcf\util\StyleUtil;
  10
  11 /**
  12  * Installs, updates and deletes files.
  13  *
  14  * @author      Matthias Schmidt, Marcel Werk
  15  * @copyright   2001-2014 WoltLab GmbH
  16  * @license     GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
  17  * @package     com.woltlab.wcf
  18  * @subpackage  system.package.plugin
  19  * @category    Community Framework
  20  */
  21 class FilePackageInstallationPlugin extends AbstractPackageInstallationPlugin {
  22         /**
  23          * @see \wcf\system\package\plugin\AbstractPackageInstallationPlugin::$tableName
  24          */
  25         public $tableName = 'package_installation_file_log';
  26
  27         /**
  28          * @see \wcf\system\package\plugin\IPackageInstallationPlugin::install()
  29          */
  30         public function install() {
  31                 parent::install();
  32
  33                 $abbreviation = 'wcf';
  34                 if (isset($this->instruction['attributes']['application'])) {
  35                         $abbreviation = $this->instruction['attributes']['application'];
  36                 }
  37                 else if ($this->installation->getPackage()->isApplication) {
  38                         $abbreviation = Package::getAbbreviation($this->installation->getPackage()->package);
  39                 }
  40
  41                 // absolute path to package dir
  42                 $packageDir = Application::getDirectory($abbreviation);
  43
  44                 // extract files.tar to temp folder
  45                 $sourceFile = $this->installation->getArchive()->extractTar($this->instruction['value'], 'files_');
  46
  47                 // create file handler
  48                 $fileHandler = new FilesFileHandler($this->installation, $abbreviation);
  49
  50                 // extract content of files.tar
  51                 $fileInstaller = $this->installation->extractFiles($packageDir, $sourceFile, $fileHandler);
  52
  53                 // if this a an application, write config.inc.php for this package
  54                 if ($this->installation->getPackage()->isApplication == 1 && $this->installation->getPackage()->package != 'com.woltlab.wcf' && $this->installation->getAction() == 'install' && $abbreviation != 'wcf') {
  55                         // touch file
  56                         $fileInstaller->touchFile(PackageInstallationDispatcher::CONFIG_FILE);
  57
  58                         // create file
  59                         Package::writeConfigFile($this->installation->getPackageID());
  60
  61                         // log file
  62                         $sql = "INSERT INTO     wcf".WCF_N."_package_installation_file_log
  63                                                 (packageID, filename, application)
  64                                 VALUES          (?, ?, ?)";
  65                         $statement = WCF::getDB()->prepareStatement($sql);
  66                         $statement->execute(array(
  67                                 $this->installation->getPackageID(),
  68                                 'config.inc.php',
  69                                 Package::getAbbreviation($this->installation->getPackage()->package)
  70                         ));
  71
  72                         // load application
  73                         WCF::loadRuntimeApplication($this->installation->getPackageID());
  74                 }
  75
  76                 // delete temporary sourceArchive
  77                 @unlink($sourceFile);
  78
  79                 // update acp style file
  80                 StyleUtil::updateStyleFile();
  81         }
  82
  83         /**
  84          * @see \wcf\system\package\plugin\IPackageInstallationPlugin::uninstall()
  85          */
  86         public function uninstall() {
  87                 // fetch files from log
  88                 $sql = "SELECT  filename, application
  89                         FROM    wcf".WCF_N."_package_installation_file_log
  90                         WHERE   packageID = ?";
  91                 $statement = WCF::getDB()->prepareStatement($sql);
  92                 $statement->execute(array($this->installation->getPackageID()));
  93
  94                 $files = array();
  95                 while ($row = $statement->fetchArray()) {
  96                         if (!isset($files[$row['application']])) {
  97                                 $files[$row['application']] = array();
  98                         }
  99
 100                         $files[$row['application']][] = $row['filename'];
 101                 }
 102
 103                 foreach ($files as $application => $filenames) {
 104                         $this->installation->deleteFiles(Application::getDirectory($application), $filenames);
 105
 106                         // delete log entries
 107                         parent::uninstall();
 108                 }
 109         }
 110
 111         /**
 112          * @see \wcf\system\package\plugin\IPackageInstallationPlugin::isValid()
 113          */
 114         public static function isValid(PackageArchive $archive, $instruction) {
 115                 if (preg_match('~\.(tar(\.gz)?|tgz)$~', $instruction)) {
 116                         // check if file actually exists
 117                         try {
 118                                 if ($archive->getTar()->getIndexByFilename($instruction) === false) {
 119                                         return false;
 120                                 }
 121                         }
 122                         catch (\SystemException $e) {
 123                                 return false;
 124                         }
 125
 126                         return true;
 127                 }
 128
 129                 return false;
 130         }
 131 }