class.ilTestFixedQuestionSetConfig.php

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

require_once 'Modules/Test/classes/class.ilTestQuestionSetConfig.php';

class ilTestFixedQuestionSetConfig extends ilTestQuestionSetConfig
{
        public function isQuestionSetConfigured()
        {
                if( count($this->testOBJ->questions) )
                {
                        return true;
                }

                return false;
        }
        
        public function doesQuestionSetRelatedDataExist()
        {
                return $this->isQuestionSetConfigured();
        }
        
        public function removeQuestionSetRelatedData()
        {
                $res = $this->db->queryF(
                        "SELECT question_fi FROM tst_test_question WHERE test_fi = %s",
                        array('integer'), array($this->testOBJ->getTestId())
                );

                while( $row = $this->db->fetchAssoc($res) )
                {
                        $this->testOBJ->removeQuestion($row["question_fi"]);
                }

                $this->db->manipulateF(
                        "DELETE FROM tst_test_question WHERE test_fi = %s",
                        array('integer'), array($this->testOBJ->getTestId())
                );

                $this->testOBJ->questions = array();

                $this->testOBJ->saveCompleteStatus($this);
        }

        public function resetQuestionSetRelatedTestSettings()
        {
                // nothing to do
        }

        public function cloneQuestionSetRelatedData(ilObjTest $cloneTestOBJ)
        {
                global $ilLog;

                require_once 'Services/CopyWizard/classes/class.ilCopyWizardOptions.php';
                require_once 'Modules/TestQuestionPool/classes/class.assQuestion.php';

                $cwo = ilCopyWizardOptions::_getInstance($cloneTestOBJ->getTmpCopyWizardCopyId());

                foreach( $this->testOBJ->questions as $key => $question_id )
                {
                        $question = assQuestion::_instanciateQuestion($question_id);
                        $cloneTestOBJ->questions[$key] = $question->duplicate(true, null, null, null, $cloneTestOBJ->getId());

                        $original_id = assQuestion::_getOriginalId($question_id);

                        $question = assQuestion::_instanciateQuestion($cloneTestOBJ->questions[$key]);
                        $question->saveToDb($original_id);

                        // Save the mapping of old question id <-> new question id
                        // This will be used in class.ilObjCourse::cloneDependencies to copy learning objectives
                        $originalKey = $this->testOBJ->getRefId().'_question_'.$question_id;
                        $mappedKey = $cloneTestOBJ->getRefId().'_question_'.$cloneTestOBJ->questions[$key];
                        $cwo->appendMapping($originalKey, $mappedKey);
                        $ilLog->write(__METHOD__.": Added question id mapping $originalKey <-> $mappedKey");
                }
        }

        public function loadFromDb()
        {
                // TODO: Implement loadFromDb() method.
        }

        public function saveToDb()
        {
                // TODO: Implement saveToDb() method.
        }
        
        public function reindexQuestionOrdering()
        {
                $query = "
                        SELECT question_fi FROM tst_test_question
                        WHERE test_fi = %s
                        ORDER BY sequence ASC
                ";
                
                $res = $this->db->queryF(
                        $query, array('integer'), array($this->testOBJ->getTestId())
                );
                
                $sequenceIndex = 0;
                
                while($row = $this->db->fetchAssoc($res))
                {
                        $sequenceIndex++; // start with 1
                        
                        $this->db->update('tst_test_question',
                                array('sequence' => array('integer', $sequenceIndex)),
                                array('question_fi' => array('integer', $row['question_fi']))
                        );
                }
        }

        public function cloneToDbForTestId($testId)
        {
                // TODO: Implement saveToDbByTestId() method.
        }

        public function deleteFromDb()
        {
                // TODO: Implement deleteFromDb() method.
        }

        public function isResultTaxonomyFilterSupported()
        {
                return false;
        }
}