class.ilTestProcessLockerFactory.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once 'Modules/Test/classes/class.ilObjAssessmentFolder.php';
require_once 'Modules/Test/classes/class.ilTestProcessLocker.php';
require_once 'Modules/Test/classes/class.ilTestProcessLockerNone.php';
require_once 'Modules/Test/classes/class.ilTestProcessLockerFile.php';
require_once 'Modules/Test/classes/class.ilTestProcessLockerDb.php';

class ilTestProcessLockerFactory
{
        protected $settings;

        protected $db;

        protected $activeId;

        public function __construct(ilSetting $settings, ilDB $db)
        {
                $this->settings = $settings;
                $this->db = $db;
                
                $this->activeId = null;
        }

        public function setActiveId($activeId)
        {
                $this->activeId = $activeId;
        }

        public function getActiveId()
        {
                return $this->activeId;
        }

        private function getLockModeSettingValue()
        {
                return $this->settings->get('ass_process_lock_mode', ilObjAssessmentFolder::ASS_PROC_LOCK_MODE_NONE);
        }

        public function getLocker()
        {
                switch( $this->getLockModeSettingValue() )
                {
                        case ilObjAssessmentFolder::ASS_PROC_LOCK_MODE_NONE:
                                
                                $locker = new ilTestProcessLockerNone();
                                break;
                                
                        case ilObjAssessmentFolder::ASS_PROC_LOCK_MODE_FILE:

                                require_once 'Modules/Test/classes/class.ilTestProcessLockFileStorage.php';
                                $storage = new ilTestProcessLockFileStorage($this->getActiveId());
                                $storage->create();

                                $locker = new ilTestProcessLockerFile($storage);
                                break;
                        
                        case ilObjAssessmentFolder::ASS_PROC_LOCK_MODE_DB:

                                $locker = new ilTestProcessLockerDb($this->db);
                                break;
                }
                
                return $locker;
        }
}