Inheritance diagram for ilTestRandomQuestionSetBuilder:

Collaboration diagram for ilTestRandomQuestionSetBuilder:

Public Member Functions
	checkBuildable ()
	performBuild (ilTestSession $testSession)

Static Public Member Functions
static	getInstance (ilDB $db, ilObjTest $testOBJ, ilTestRandomQuestionSetConfig $questionSetConfig, ilTestRandomQuestionSetSourcePoolDefinitionList $sourcePoolDefinitionList, ilTestRandomQuestionSetStagingPoolQuestionList $stagingPoolQuestionList)

Protected Member Functions
	__construct (ilDB $db, ilObjTest $testOBJ, ilTestRandomQuestionSetConfig $questionSetConfig, ilTestRandomQuestionSetSourcePoolDefinitionList $sourcePoolDefinitionList, ilTestRandomQuestionSetStagingPoolQuestionList $stagingPoolQuestionList)
	getQuestionStageForSourcePoolDefinition (ilTestRandomQuestionSetSourcePoolDefinition $definition)
	storeQuestionSet (ilTestSession $testSession, $questionSet)
	fetchQuestionsFromStageRandomly ($questionStage, $requiredQuestionAmount)
	handleQuestionOrdering ($questionSet)

Protected Attributes
	$db = null
	$testOBJ = null
	$questionSetConfig = null
	$sourcePoolDefinitionList = null
	$stagingPoolQuestionList = null

Private Member Functions
	hasTaxonomyFilter (ilTestRandomQuestionSetSourcePoolDefinition $definition)
	storeQuestion (ilTestSession $testSession, $questionId, $sequencePosition)
	getRandomArrayKeys ($array, $numKeys)

Detailed Description

Definition at line 10 of file class.ilTestRandomQuestionSetBuilder.php.

Constructor & Destructor Documentation

ilTestRandomQuestionSetBuilder::__construct	(	ilDB	$db,
		ilObjTest	$testOBJ,
		ilTestRandomQuestionSetConfig	$questionSetConfig,
		ilTestRandomQuestionSetSourcePoolDefinitionList	$sourcePoolDefinitionList,
		ilTestRandomQuestionSetStagingPoolQuestionList	$stagingPoolQuestionList
	)

protected

Parameters

ilDB	$db
ilObjTest	$testOBJ
ilTestRandomQuestionSetConfig	$questionSetConfig
ilTestRandomQuestionSetSourcePoolDefinitionList	$sourcePoolDefinitionList
ilTestRandomQuestionSetStagingPoolQuestionList	$stagingPoolQuestionList

Definition at line 44 of file class.ilTestRandomQuestionSetBuilder.php.

References $db, $questionSetConfig, $sourcePoolDefinitionList, $stagingPoolQuestionList, and $testOBJ.

        {
                $this->db = $db;
                $this->testOBJ = $testOBJ;
                $this->questionSetConfig = $questionSetConfig;
                $this->sourcePoolDefinitionList = $sourcePoolDefinitionList;
                $this->stagingPoolQuestionList = $stagingPoolQuestionList;
        }

Member Function Documentation

ilTestRandomQuestionSetBuilder::checkBuildable ( )

abstract

Reimplemented in ilTestRandomQuestionSetBuilderWithAmountPerPool, and ilTestRandomQuestionSetBuilderWithAmountPerTest.

ilTestRandomQuestionSetBuilder::fetchQuestionsFromStageRandomly	(	$questionStage,
		$requiredQuestionAmount
	)

protected

Definition at line 136 of file class.ilTestRandomQuestionSetBuilder.php.

References getRandomArrayKeys().

Referenced by ilTestRandomQuestionSetBuilderWithAmountPerTest\performBuild().

        {
                $randomKeys = $this->getRandomArrayKeys($questionStage, $requiredQuestionAmount);
                $questionSet = array();
                foreach($randomKeys as $randomKey)
                {
                        $questionSet[] = $questionStage[$randomKey];
                }
                return $questionSet;
        }

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static ilTestRandomQuestionSetBuilder::getInstance	(	ilDB	$db,
		ilObjTest	$testOBJ,
		ilTestRandomQuestionSetConfig	$questionSetConfig,
		ilTestRandomQuestionSetSourcePoolDefinitionList	$sourcePoolDefinitionList,
		ilTestRandomQuestionSetStagingPoolQuestionList	$stagingPoolQuestionList
	)

staticfinal

Definition at line 177 of file class.ilTestRandomQuestionSetBuilder.php.

References ilTestRandomQuestionSetConfig\isQuestionAmountConfigurationModePerPool().

Referenced by ilTestOutputGUI\generateRandomTestPassForActiveUser(), and ilTestRandomQuestionSetConfig\isQuestionSetBuildable().

        {
                if( $questionSetConfig->isQuestionAmountConfigurationModePerPool() )
                {
                        require_once 'Modules/Test/classes/class.ilTestRandomQuestionSetBuilderWithAmountPerPool.php';
                        return new ilTestRandomQuestionSetBuilderWithAmountPerPool(
                                $db, $testOBJ, $questionSetConfig, $sourcePoolDefinitionList, $stagingPoolQuestionList
                        );
                }
                require_once 'Modules/Test/classes/class.ilTestRandomQuestionSetBuilderWithAmountPerTest.php';
                return new ilTestRandomQuestionSetBuilderWithAmountPerTest(
                        $db, $testOBJ, $questionSetConfig, $sourcePoolDefinitionList, $stagingPoolQuestionList
                );
        }

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ilTestRandomQuestionSetBuilder::getQuestionStageForSourcePoolDefinition ( ilTestRandomQuestionSetSourcePoolDefinition $definition )

protected

Definition at line 79 of file class.ilTestRandomQuestionSetBuilder.php.

References ilTestRandomQuestionSetSourcePoolDefinition\getMappedFilterTaxId(), ilTestRandomQuestionSetSourcePoolDefinition\getMappedFilterTaxNodeId(), ilTestRandomQuestionSetSourcePoolDefinition\getPoolId(), and hasTaxonomyFilter().

        {
                $this->stagingPoolQuestionList->resetQuestionList();
                $this->stagingPoolQuestionList->setTestObjId( $this->testOBJ->getId() );
                $this->stagingPoolQuestionList->setTestId( $this->testOBJ->getTestId() );
                $this->stagingPoolQuestionList->setPoolId( $definition->getPoolId() );
                if( $this->hasTaxonomyFilter($definition) )
                {
                        $this->stagingPoolQuestionList->addTaxonomyFilter(
                                $definition->getMappedFilterTaxId(), array($definition->getMappedFilterTaxNodeId())
                        );
                }
                $this->stagingPoolQuestionList->loadQuestions();
                return $this->stagingPoolQuestionList->getQuestions();
        }

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ilTestRandomQuestionSetBuilder::getRandomArrayKeys	(	$array,
		$numKeys
	)

private

Definition at line 150 of file class.ilTestRandomQuestionSetBuilder.php.

Referenced by fetchQuestionsFromStageRandomly().

        {
                if( $numKeys < 1 )
                {
                        return array();
                }
                if( $numKeys > 1 )
                {
                        return array_rand($array, $numKeys);
                }
                return array( array_rand($array, $numKeys) );
        }

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ilTestRandomQuestionSetBuilder::handleQuestionOrdering ( $questionSet )

protected

Definition at line 165 of file class.ilTestRandomQuestionSetBuilder.php.

Referenced by ilTestRandomQuestionSetBuilderWithAmountPerTest\performBuild().

        {
                if( $this->testOBJ->getShuffleQuestions() )
                {
                        shuffle($questionSet);
                }
                return $questionSet;
        }

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ilTestRandomQuestionSetBuilder::hasTaxonomyFilter ( ilTestRandomQuestionSetSourcePoolDefinition $definition )

private

Definition at line 99 of file class.ilTestRandomQuestionSetBuilder.php.

References ilTestRandomQuestionSetSourcePoolDefinition\getMappedFilterTaxId(), and ilTestRandomQuestionSetSourcePoolDefinition\getMappedFilterTaxNodeId().

Referenced by getQuestionStageForSourcePoolDefinition().

        {
                if( !(int)$definition->getMappedFilterTaxId() )
                {
                        return false;
                }
                if( !(int)$definition->getMappedFilterTaxNodeId() )
                {
                        return false;
                }
                return true;
        }

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ilTestRandomQuestionSetBuilder::performBuild ( ilTestSession $testSession )

abstract

Reimplemented in ilTestRandomQuestionSetBuilderWithAmountPerTest.

ilTestRandomQuestionSetBuilder::storeQuestion	(	ilTestSession	$testSession,
			$questionId,
			$sequencePosition
	)

private

Definition at line 122 of file class.ilTestRandomQuestionSetBuilder.php.

References ilTestSession\getActiveId(), and ilTestSession\getPass().

Referenced by storeQuestionSet().

        {
                $nextId = $this->db->nextId('tst_test_rnd_qst');
                $this->db->insert('tst_test_rnd_qst', array(
                        'test_random_question_id' => array('integer', $nextId),
                        'active_fi' => array('integer', $testSession->getActiveId()),
                        'question_fi' => array('integer', $questionId),
                        'sequence' => array('integer', $sequencePosition),
                        'pass' => array('integer', $testSession->getPass()),
                        'tstamp' => array('integer', time())
                ));
        }

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ilTestRandomQuestionSetBuilder::storeQuestionSet	(	ilTestSession	$testSession,
			$questionSet
	)

protected

Definition at line 114 of file class.ilTestRandomQuestionSetBuilder.php.

References storeQuestion().

Referenced by ilTestRandomQuestionSetBuilderWithAmountPerTest\performBuild().

        {
                foreach($questionSet as $sequencePosition => $questionId)
                {
                        $this->storeQuestion($testSession, $questionId, $sequencePosition);
                }
        }

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