wcfsetup/install/files/lib/acp/action/UninstallPackageAction.class.php

   1 <?php
   2 namespace wcf\acp\action;
   3 use wcf\action\AbstractDialogAction;
   4 use wcf\data\package\installation\queue\PackageInstallationQueue;
   5 use wcf\data\package\installation\queue\PackageInstallationQueueEditor;
   6 use wcf\data\package\Package;
   7 use wcf\system\exception\IllegalLinkException;
   8 use wcf\system\exception\SystemException;
   9 use wcf\system\package\PackageUninstallationDispatcher;
  10 use wcf\system\WCF;
  11 use wcf\util\StringUtil;
  12
  13 /**
  14  * Handles an AJAX-based package uninstallation.
  15  *
  16  * @author      Alexander Ebert
  17  * @copyright   2001-2011 WoltLab GmbH
  18  * @license     GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
  19  * @package     com.woltlab.wcf
  20  * @subpackage  acp.action
  21  * @category    Community Framework
  22  */
  23 class UninstallPackageAction extends InstallPackageAction {
  24         /**
  25          * active package id
  26          * @var integer
  27          */
  28         protected $packageID = 0;
  29
  30         /**
  31          * @see wcf\action\AbstractDialogAction::$templateName
  32          */
  33         public $templateName = 'packageUninstallationStep';
  34
  35         /**
  36          * @see wcf\action\IAction::readParameters()
  37          */
  38         public function readParameters() {
  39                 AbstractDialogAction::readParameters();
  40
  41                 if (isset($_POST['node'])) $this->node = StringUtil::trim($_POST['node']);
  42
  43                 if (isset($_POST['packageID'])) {
  44                         $this->packageID = intval($_POST['packageID']);
  45                 }
  46                 else {
  47                         if (isset($_POST['queueID'])) $this->queueID = intval($_POST['queueID']);
  48                         $this->queue = new PackageInstallationQueue($this->queueID);
  49
  50                         if (!$this->queue->queueID) {
  51                                 throw new IllegalLinkException();
  52                         }
  53
  54                         $this->installation = new PackageUninstallationDispatcher($this->queue);
  55                 }
  56         }
  57
  58         /**
  59          * Prepares the uninstallation process.
  60          */
  61         protected function stepPrepare() {
  62                 $package = new Package($this->packageID);
  63                 if (!$package->packageID) {
  64                         throw new IllegalLinkException();
  65                 }
  66
  67                 // get new process no
  68                 $processNo = PackageInstallationQueue::getNewProcessNo();
  69
  70                 // create queue
  71                 $queue = PackageInstallationQueueEditor::create(array(
  72                         'processNo' => $processNo,
  73                         'userID' => WCF::getUser()->userID,
  74                         'packageName' => $package->getName(),
  75                         'packageID' => $package->packageID,
  76                         'action' => 'uninstall',
  77                         'cancelable' => 0
  78                 ));
  79
  80                 // initialize uninstallation
  81                 $this->installation = new PackageUninstallationDispatcher($queue);
  82
  83                 $this->installation->nodeBuilder->purgeNodes();
  84                 $this->installation->nodeBuilder->buildNodes();
  85
  86                 WCF::getTPL()->assign(array(
  87                         'queue' => $queue
  88                 ));
  89
  90                 $queueID = $this->installation->nodeBuilder->getQueueByNode($queue->processNo, $this->installation->nodeBuilder->getNextNode());
  91                 $this->data = array(
  92                         'template' => WCF::getTPL()->fetch($this->templateName),
  93                         'step' => 'uninstall',
  94                         'node' => $this->installation->nodeBuilder->getNextNode(),
  95                         'currentAction' => WCF::getLanguage()->get('wcf.package.installation.step.uninstalling'),
  96                         'progress' => 0,
  97                         'queueID' => $queueID
  98                 );
  99         }
 100
 101         /**
 102          * Uninstalls node components and returns next node.
 103          *
 104          * @param       string          $node
 105          * @return      string
 106          */
 107         public function stepUninstall() {
 108                 $node = $this->installation->uninstall($this->node);
 109
 110                 if ($node == '') {
 111                         // remove node data
 112                         $this->installation->nodeBuilder->purgeNodes();
 113                         $this->finalize($queueID);
 114
 115                         // redirect to application if not already within one
 116                         if (PACKAGE_ID == 1) {
 117                                 // select first installed application
 118                                 $sql = "SELECT          packageID
 119                                         FROM            wcf".WCF_N."_package
 120                                         WHERE           packageID <> 1
 121                                                         AND isApplication = 1
 122                                         ORDER BY        installDate ASC";
 123                                 $statement = WCF::getDB()->prepareStatement($sql, 1);
 124                                 $statement->execute();
 125                                 $row = $statement->fetchArray();
 126                                 $packageID = ($row === false) ? 1 : $row['packageID'];
 127                         }
 128                         else {
 129                                 $packageID = PACKAGE_ID;
 130                         }
 131
 132                         // get domain path
 133                         $sql = "SELECT  domainName, domainPath
 134                                 FROM    wcf".WCF_N."_application
 135                                 WHERE   packageID = ?";
 136                         $statement = WCF::getDB()->prepareStatement($sql);
 137                         $statement->execute(array($packageID));
 138                         $row = $statement->fetchArray();
 139
 140                         // build redirect location
 141                         $location = $row['domainName'] . $row['domainPath'] . 'acp/index.php/PackageList/' . SID_ARG_1ST;
 142
 143                         // show success
 144                         $this->data = array(
 145                                 'progress' => 100,
 146                                 'redirectLocation' => $location,
 147                                 'step' => 'success'
 148                         );
 149                         return;
 150                 }
 151
 152                 // continue with next node
 153                 $queueID = $this->installation->nodeBuilder->getQueueByNode($this->installation->queue->processNo, $this->installation->nodeBuilder->getNextNode($this->node));
 154                 $this->data = array(
 155                         'step' => 'uninstall',
 156                         'node' => $node,
 157                         'progress' => $this->installation->nodeBuilder->calculateProgress($this->node),
 158                         'queueID' => $queueID
 159                 );
 160         }
 161
 162         /**
 163          * @see wcf\action\AbstractDialogAction::validateStep()
 164          */
 165         protected function validateStep() {
 166                 switch ($this->step) {
 167                         case 'prepare':
 168                         case 'uninstall':
 169                                 continue;
 170                         break;
 171
 172                         default:
 173                                 die(print_r($_POST, true));
 174                                 throw new IllegalLinkException();
 175                         break;
 176                 }
 177         }
 178 }