class.ilAssQuestionProcessLockerFactory.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/TestQuestionPool/classes/class.ilAssQuestionProcessLocker.php';
require_once 'Modules/TestQuestionPool/classes/class.ilAssQuestionProcessLockerNone.php';
require_once 'Modules/TestQuestionPool/classes/class.ilAssQuestionProcessLockerFile.php';
require_once 'Modules/TestQuestionPool/classes/class.ilAssQuestionProcessLockerDb.php';

class ilAssQuestionProcessLockerFactory
{
        protected $settings;

        protected $db;

        protected $questionId;

        protected $userId;

        protected $assessmentLogEnabled;

        public function __construct(ilSetting $settings, ilDBInterface $db)
        {
                $this->settings = $settings;
                $this->db = $db;
                
                $this->questionId = null;
                $this->userId = null;
                $this->assessmentLogEnabled = false;
        }

        public function setQuestionId($questionId)
        {
                $this->questionId = $questionId;
        }

        public function getQuestionId()
        {
                return $this->questionId;
        }
        
        public function setUserId($userId)
        {
                $this->userId = $userId;
        }

        public function getUserId()
        {
                return $this->userId;
        }

        public function setAssessmentLogEnabled($assessmentLogEnabled)
        {
                $this->assessmentLogEnabled = $assessmentLogEnabled;
        }

        public function isAssessmentLogEnabled()
        {
                return $this->assessmentLogEnabled;
        }

        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 ilAssQuestionProcessLockerNone();
                                break;
                                
                        case ilObjAssessmentFolder::ASS_PROC_LOCK_MODE_FILE:

                                require_once 'Modules/TestQuestionPool/classes/class.ilAssQuestionProcessLockFileStorage.php';
                                $storage = new ilAssQuestionProcessLockFileStorage($this->getQuestionId(), $this->getUserId());
                                $storage->create();

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

                                $locker = new ilAssQuestionProcessLockerDb($this->db);
                                $locker->setAssessmentLogEnabled($this->isAssessmentLogEnabled());
                                break;
                }
                
                return $locker;
        }
}