git.stricted.de - GitHub/WoltLab/WCF.git/blob

   1 <?php
   2 namespace wcf\system\user\content\provider;
   3 use wcf\data\AbstractDatabaseObjectAction;
   4 use wcf\data\DatabaseObjectList;
   5 use wcf\data\user\User;
   6 use wcf\system\exception\ImplementationException;
   7
   8 /**
   9  * Abstract implementation for database user content provider.
  10  *
  11  * @author      Joshua Ruesweg
  12  * @copyright   2001-2018 WoltLab GmbH
  13  * @license     GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
  14  * @package     WoltLabSuite\Core\System\User\Content\Provider
  15  * @since       3.2
  16  */
  17 abstract class AbstractDatabaseUserContentProvider implements IUserContentProvider {
  18         /**
  19          * Returns the database object class for the object.
  20          *
  21          * @return string
  22          */
  23         abstract public static function getDatabaseObjectClass();
  24
  25         /**
  26          * Returns the database object list class for the object.
  27          *
  28          * @return string
  29          */
  30         public static function getDatabaseObjectListClass() {
  31                 return static::getDatabaseObjectClass() . 'List';
  32         }
  33
  34         /**
  35          * Returns the database object action class for the object.
  36          *
  37          * @return string
  38          */
  39         public static function getDatabaseObjectActionClass() {
  40                 return static::getDatabaseObjectClass() . 'Action';
  41         }
  42
  43         /**
  44          * @inheritDoc
  45          */
  46         public function getContentListForUser(User $user) {
  47                 if ($user->userID == 0) {
  48                         throw new \RuntimeException('Removing content for guests is not allowed.');
  49                 }
  50
  51                 $className = static::getDatabaseObjectListClass();
  52
  53                 if (!is_subclass_of($className, DatabaseObjectList::class)) {
  54                         throw new ImplementationException($className, DatabaseObjectList::class);
  55                 }
  56
  57                 /** @var DatabaseObjectList $databaseObjectList */
  58                 $databaseObjectList = new $className;
  59                 $tableAlias = call_user_func([static::getDatabaseObjectClass(), 'getDatabaseTableAlias']);
  60                 $databaseObjectList->getConditionBuilder()->add($tableAlias . '.userID = ?', [$user->userID]);
  61
  62                 return $databaseObjectList;
  63         }
  64
  65         /**
  66          * @inheritDoc
  67          */
  68         public function deleteContent(array $objectIDs) {
  69                 $className = self::getDatabaseObjectActionClass();
  70
  71                 if (!is_subclass_of($className, AbstractDatabaseObjectAction::class)) {
  72                         throw new ImplementationException($className, AbstractDatabaseObjectAction::class);
  73                 }
  74
  75                 /** @var AbstractDatabaseObjectAction $objectAction */
  76                 $objectAction = new $className($objectIDs, 'delete');
  77                 $objectAction->executeAction();
  78         }
  79 }