Class for numeric questions. More...

Inheritance diagram for assNumeric:

Collaboration diagram for assNumeric:

Public Member Functions
	isComplete ()

	saveToDb (?int $original_id=null)

	loadFromDb (int $question_id)

	getLowerLimit ()

	getUpperLimit ()

	setLowerLimit (string $limit)

	setUpperLimit (string $limit)

	getMaximumPoints ()

	calculateReachedPointsFromPreviewSession (ilAssQuestionPreviewSession $previewSession)

	calculateReachedPoints (int $active_id, ?int $pass=null, bool $authorized_solution=true)

	contains ($value)
	Checks for a given value within the range. More...

	validateSolutionSubmit ()

	isValidSolutionSubmit ($numeric_solution)

	saveWorkingData (int $active_id, ?int $pass=null, bool $authorized=true)

	saveAdditionalQuestionDataToDb ()
	Saves a record to the question types additional data table. More...

	saveAnswerSpecificDataToDb ()
	Saves the answer specific records into a question types answer table. More...

	getQuestionType ()
	Returns the question type of the question. More...

	getMaxChars ()
	Returns the maximum number of characters for the numeric input field. More...

	setMaxChars ($maxchars)
	Sets the maximum number of characters for the numeric input field. More...

	getAdditionalTableName ()
	Returns the name of the additional question data table in the database. More...

	getRTETextWithMediaObjects ()
	Collects all text in the question which could contain media objects which were created with the Rich Text Editor. More...

	getOperators (string $expression)
	Get all available operations for a specific question. More...

	getExpressionTypes ()
	Get all available expression types for a specific question. More...

	getUserQuestionResult (int $active_id, int $pass)
	Get the user solution for a question by active_id and the test pass. More...

	getAvailableAnswerOptions (?int $index=null)
	If index is null, the function returns an array with all anwser options else it returns the specific answer option. More...

	getAnswerTableName ()

	toLog (AdditionalInformationGenerator $additional_info)
	MUST return an array of the question settings that can be stored in the log. More...

	solutionValuesToText (array $solution_values)
	MUST convert the given solution values into text. More...

	getCorrectSolutionForTextOutput (int $active_id, int $pass)

Public Member Functions inherited from assQuestion
	getQuestionType ()

	isComplete ()

	saveWorkingData (int $active_id, ?int $pass=null, bool $authorized=true)

	calculateReachedPoints (int $active_id, ?int $pass=null, bool $authorized_solution=true)

	getAdditionalTableName ()

	getAnswerTableName ()

	toLog (AdditionalInformationGenerator $additional_info)
	MUST return an array of the question settings that can be stored in the log. More...

	getCurrentUser ()

	getShuffler ()

	setShuffler (Transformation $shuffler)

	setProcessLocker (ilAssQuestionProcessLocker $processLocker)

	getProcessLocker ()

	fromXML (string $importdirectory, int $user_id, ilQTIItem $item, int $questionpool_id, ?int $tst_id, ?ilObject &$tst_object, int &$question_counter, array $import_mapping)

	toXML (bool $a_include_header=true, bool $a_include_binary=true, bool $a_shuffle=false, bool $test_output=false, bool $force_image_references=false)
	Returns a QTI xml representation of the question. More...

	setTitle (string $title="")

	setId (int $id=-1)

	setTestId (int $id=-1)

	setComment (string $comment="")

	setShuffle (?bool $shuffle=true)

	setAuthor (string $author="")

	setOwner (int $owner=-1)

	getTitle ()

	getTitleForHTMLOutput ()

	getTitleFilenameCompliant ()

	getId ()

	getShuffle ()

	getTestId ()

	getComment ()

	getDescriptionForHTMLOutput ()

	getThumbSize ()

	setThumbSize (int $a_size)

	getMinimumThumbSize ()

	getMaximumThumbSize ()

	getAuthor ()

	getAuthorForHTMLOutput ()

	getOwner ()

	getObjId ()

	setObjId (int $obj_id=0)

	getLifecycle ()

	setLifecycle (ilAssQuestionLifecycle $lifecycle)

	setExternalId (?string $external_id)

	getExternalId ()

	getSuggestedSolutionOutput ()

	getSuggestedSolutions ()

	getReachedPoints (int $active_id, int $pass)

	getMaximumPoints ()

	getAdjustedReachedPoints (int $active_id, int $pass, bool $authorized_solution=true)

	calculateResultsFromSolution (int $active_id, int $pass)
	Calculates the question results from a previously saved question solution. More...

	persistWorkingState (int $active_id, $pass, bool $authorized=true)
	persists the working state for current testactive and testpass More...

	persistPreviewState (ilAssQuestionPreviewSession $preview_session)
	persists the preview state for current user and question More...

	validateSolutionSubmit ()

	getSuggestedSolutionPath ()

	getImagePath ($question_id=null, $object_id=null)
	Returns the image path for web accessable images of a question. More...

	getSuggestedSolutionPathWeb ()

	getImagePathWeb ()
	Returns the web image path for web accessable images of a question. More...

	getTestOutputSolutions (int $activeId, int $pass)

	getUserSolutionPreferingIntermediate (int $active_id, ?int $pass=null)

	getSolutionValues (int $active_id, ?int $pass=null, bool $authorized=true)
	Loads solutions of a given user from the database an returns it. More...

	deleteAnswers (int $question_id)

	deleteAdditionalTableData (int $question_id)

	delete (int $question_id)

	getTotalAnswers ()

	cloneXHTMLMediaObjectsOfQuestion (int $source_question_id)

	createPageObject ()

	clonePageOfQuestion (int $a_q_id)

	getPageOfQuestion ()

	setOriginalId (?int $original_id)

	getOriginalId ()

	fixSvgToPng (string $imageFilenameContainingString)

	fixUnavailableSkinImageSources (string $html)

	loadFromDb (int $question_id)

	createNewQuestion (bool $a_create_page=true)
	Creates a new question without an owner when a new question is created This assures that an ID is given to the question if a file upload or something else occurs. More...

	saveQuestionDataToDb (?int $original_id=null)

	duplicate (bool $for_test=true, string $title='', string $author='', int $owner=-1, $test_obj_id=null)

	copyObject (int $target_parent_id, string $title='')

	createNewOriginalFromThisDuplicate (int $target_parent_id, string $target_question_title='')

	saveToDb (?int $original_id=null)

	deleteSuggestedSolutions ()

	getSuggestedSolution (int $subquestion_index=0)

	resolveInternalLink (string $internal_link)

	resolveSuggestedSolutionLinks ()

	getInternalLinkHref (string $target)

	syncWithOriginal ()

	getPoints ()

	setPoints (float $points)

	getSolutionMaxPass (int $active_id)

	isWriteable ()

	calculateReachedPointsFromPreviewSession (ilAssQuestionPreviewSession $preview_session)

	isPreviewSolutionCorrect (ilAssQuestionPreviewSession $preview_session)

	adjustReachedPointsByScoringOptions (float $points, int $active_id)
	Adjust the given reached points by checks for all special scoring options in the test container. More...

	buildHashedImageFilename (string $plain_image_filename, bool $unique=false)

	getQuestion ()

	getQuestionForHTMLOutput ()

	setQuestion (string $question="")

	getQuestionTypeID ()

	cleanupMediaObjectUsage ()

	getInstances ()

	getActiveUserData (int $active_id)
	Returns the user id and the test id for a given active id. More...

	hasSpecificFeedback ()

	getNrOfTries ()

	setNrOfTries (int $a_nr_of_tries)

	setExportImagePath (string $path)

	formatSAQuestion ($a_q)

	setPreventRteUsage (bool $prevent_rte_usage)

	getPreventRteUsage ()

	migrateContentForLearningModule (ilAssSelfAssessmentMigrator $migrator)

	setSelfAssessmentEditingMode (bool $selfassessmenteditingmode)

	getSelfAssessmentEditingMode ()

	setDefaultNrOfTries (int $defaultnroftries)

	getDefaultNrOfTries ()

	syncSkillAssignments (int $srcParentId, int $srcQuestionId, int $trgParentId, int $trgQuestionId)

	isAnswered (int $active_id, int $pass)

	getAdditionalContentEditingMode ()

	setAdditionalContentEditingMode (?string $additionalContentEditingMode)

	isAdditionalContentEditingModePageObject ()

	isValidAdditionalContentEditingMode (string $additionalContentEditingMode)

	getValidAdditionalContentEditingModes ()

	getHtmlUserSolutionPurifier ()

	getHtmlQuestionContentPurifier ()

	setLastChange (int $lastChange)

	getLastChange ()

	removeIntermediateSolution (int $active_id, int $pass)

	removeCurrentSolution (int $active_id, int $pass, bool $authorized=true)

	saveCurrentSolution (int $active_id, int $pass, $value1, $value2, bool $authorized=true, $tstamp=0)

	updateCurrentSolution (int $solutionId, $value1, $value2, bool $authorized=true)

	updateCurrentSolutionsAuthorization (int $activeId, int $pass, bool $authorized, bool $keepTime=false)

	setStep ($step)

	getStep ()

	toJSON ()

	intermediateSolutionExists (int $active_id, int $pass)

	authorizedSolutionExists (int $active_id, ?int $pass)

	authorizedOrIntermediateSolutionExists (int $active_id, int $pass)

	lookupForExistingSolutions (int $activeId, int $pass)
	Lookup if an authorized or intermediate solution exists. More...

	isAddableAnswerOptionValue (int $qIndex, string $answerOptionValue)

	addAnswerOptionValue (int $qIndex, string $answerOptionValue, float $points)

	removeAllExistingSolutions ()

	removeExistingSolutions (int $activeId, int $pass)

	resetUsersAnswer (int $activeId, int $pass)

	removeResultRecord (int $activeId, int $pass)

	fetchValuePairsFromIndexedValues (array $indexedValues)

	fetchIndexedValuesFromValuePairs (array $value_pairs)

	updateTimestamp ()

	getTestPresentationConfig ()

	hasWritableOriginalInQuestionPool ()

	answerToParticipantInteraction (AdditionalInformationGenerator $additional_info, int $test_ref_id, int $active_id, int $pass, string $source_ip, TestParticipantInteractionTypes $interaction_type)

	toQuestionAdministrationInteraction (AdditionalInformationGenerator $additional_info, int $test_ref_id, TestQuestionAdministrationInteractionTypes $interaction_type)

	getSolutionForTextOutput (int $active_id, int $pass)

	getCorrectSolutionForTextOutput (int $active_id, int $pass)

	getVariablesAsTextArray (int $active_id, int $pass)

	validateSolutionSubmit ()

	toLog (AdditionalInformationGenerator $additional_info)

	answerToParticipantInteraction (AdditionalInformationGenerator $additional_info, int $test_id, int $active_id, int $pass, string $source_ip, TestParticipantInteractionTypes $interaction_type)

	toQuestionAdministrationInteraction (AdditionalInformationGenerator $additional_info, int $test_id, TestQuestionAdministrationInteractionTypes $interaction_type)

	saveAdditionalQuestionDataToDb ()
	Saves a record to the question types additional data table. More...

	saveAnswerSpecificDataToDb ()
	Saves the answer specific records into a question types answer table. More...

	getOperators (string $expression)
	Get all available operations for a specific question. More...

	getExpressionTypes ()
	Get all available expression types for a specific question. More...

	getUserQuestionResult (int $active_id, int $pass)
	Get the user solution for a question by active_id and the test pass. More...

	getAvailableAnswerOptions (?int $index=null)
	If index is null, the function returns an array with all anwser options else it returns the specific answer option. More...

Data Fields
	$maxchars = 6

Data Fields inherited from assQuestion
const	ADDITIONAL_CONTENT_EDITING_MODE_RTE = 'default'

const	ADDITIONAL_CONTENT_EDITING_MODE_IPE = 'pageobject'

const	TRIM_PATTERN = '/^[\p{C}\p{Z}]+\|[\p{C}\p{Z}]+$/u'

ilAssQuestionFeedback	$feedbackOBJ

bool	$prevent_rte_usage = false

bool	$selfassessmenteditingmode = false

int	$defaultnroftries = 0

string	$questionActionCmd = 'handleQuestionAction'

const	KEY_VALUES_IMPLOSION_SEPARATOR = ':'

Data Fields inherited from iQuestionCondition
const	StringResultExpression = '~TEXT~'

const	PercentageResultExpression = '%n%'

const	NumericResultExpression = '#n#'

const	MatchingResultExpression = ';n:m;'

const	OrderingResultExpression = '$n,m,o,p$'

const	NumberOfResultExpression = '+n+'

const	ExclusiveResultExpression = 'n,m,o,p'

const	EmptyAnswerExpression = "?"

Protected Member Functions
	getSolutionSubmit ()

	savePreviewData (ilAssQuestionPreviewSession $previewSession)

	solutionValuesToLog (AdditionalInformationGenerator $additional_info, array $solution_values)
	MUST convert the given solution values into an array or a string that can be stored in the log. More...

Protected Member Functions inherited from assQuestion
	solutionValuesToLog (AdditionalInformationGenerator $additional_info, array $solution_values)
	MUST convert the given solution values into an array or a string that can be stored in the log. More...

	solutionValuesToText (array $solution_values)
	MUST convert the given solution values into text. More...

	getQuestionAction ()

	isNonEmptyItemListPostSubmission (string $post_submission_field_name)

	savePreviewData (ilAssQuestionPreviewSession $preview_session)

	deletePageOfQuestion (int $question_id)

	cloneQuestionTypeSpecificProperties (self $target)

	removeAllImageFiles (string $image_target_path)

	onDuplicate (int $original_parent_id, int $original_question_id, int $duplicate_parent_id, int $duplicate_question_id)

	afterSyncWithOriginal (int $original_question_id, int $clone_question_id, int $original_parent_id, int $clone_parent_id)

	onCopy (int $sourceParentId, int $sourceQuestionId, int $targetParentId, int $targetQuestionId)

	duplicateComments (int $parent_source_id, int $source_id, int $parent_target_id, int $target_id)

	deleteComments ()

	getNotesManager ()

	getNotesDataService ()

	getNotesRepo ()

	cloneSuggestedSolutions (int $source_question_id, int $target_question_id)

	duplicateSuggestedSolutionFiles (int $parent_id, int $question_id)
	Duplicates the files of a suggested solution if the question is duplicated. More...

	cloneSuggestedSolutionFiles (int $source_question_id, int $target_question_id)

	copySuggestedSolutions (int $target_question_id)

	ensureNonNegativePoints (float $points)

	purifyAndPrepareTextAreaOutput (string $content)

	getRTETextWithMediaObjects ()

	getSelfAssessmentFormatter ()

	lmMigrateQuestionTypeGenericContent (ilAssSelfAssessmentMigrator $migrator)

	lmMigrateQuestionTypeSpecificContent (ilAssSelfAssessmentMigrator $migrator)

	duplicateSkillAssignments (int $srcParentId, int $srcQuestionId, int $trgParentId, int $trgQuestionId)

	buildQuestionDataQuery ()

	getCurrentSolutionResultSet (int $active_id, int $pass, bool $authorized=true)

	removeSolutionRecordById (int $solutionId)

	getSolutionRecordById (int $solutionId)

	deleteDummySolutionRecord (int $activeId, int $passIndex)

	isDummySolutionRecord (array $solutionRecord)

	deleteSolutionRecordByValues (int $activeId, int $passIndex, bool $authorized, array $matchValues)

	duplicateIntermediateSolutionAuthorized (int $activeId, int $passIndex)

	forceExistingIntermediateSolution (int $activeId, int $passIndex, bool $considerDummyRecordCreation)

	lookupMaxStep (int $active_id, int $pass)

	buildTestPresentationConfig ()

	getSuggestedSolutionsRepo ()

	loadSuggestedSolutions ()

	answerToLog (AdditionalInformationGenerator $additional_info, int $active_id, int $pass)

Protected Attributes
	$lower_limit

	$upper_limit

Protected Attributes inherited from assQuestion
const	HAS_SPECIFIC_FEEDBACK = true

GeneralQuestionPropertiesRepository	$questionrepository

RequestDataCollector	$questionpool_request

QuestionFiles	$question_files

ilAssQuestionProcessLocker	$processLocker

ilTestQuestionConfig	$testQuestionConfig

SuggestedSolutionsDatabaseRepository	$suggestedsolution_repo

ILIAS	$ilias

ilGlobalPageTemplate	$tpl

ilLanguage	$lng

ilDBInterface	$db

ilObjUser	$current_user

SkillUsageService	$skillUsageService

HTTPServices	$http

Refinery	$refinery

Transformation	$shuffler

LoggingServices	$log

Container	$dic

ilAssQuestionLifecycle	$lifecycle

ilAssQuestionPage	$page

TestResultRepository	$test_result_repository

int	$id

string	$title

string	$comment

int	$owner

string	$author

int	$thumb_size

string	$question

float	$points = 0.0

bool	$shuffle = true

int	$test_id

int	$obj_id = 0

int	$original_id = null

int	$lastChange = null

string	$external_id = null

int	$step = null

array	$suggested_solutions

Additional Inherited Members
Static Public Member Functions inherited from assQuestion
static	setForcePassResultUpdateEnabled (bool $force_pass_results_update_enabled)

static	isForcePassResultUpdateEnabled ()

static	_getSuggestedSolutionOutput (int $question_id)

static	_getReachedPoints (int $active_id, int $question_id, int $pass)

static	isFileAvailable (string $file)

static	saveOriginalId (int $questionId, int $originalId)

static	resetOriginalId (int $questionId)

static	instantiateQuestion (int $question_id)

static	_getSolutionMaxPass (int $question_id, int $active_id)
	Returns the maximum pass a users question solution. More...

static	getFeedbackClassNameByQuestionType (string $questionType)

static	_questionExistsInTest (int $question_id, int $test_id)

static	lookupParentObjId (int $question_id)

static	implodeKeyValues (array $keyValues)

static	explodeKeyValues (string $keyValues)

static	convertISO8601FormatH_i_s_ExtendedToSeconds (string $time)

static	extendedTrim (string $value)
	Trim non-printable characters from the beginning and end of a string. More...

Static Protected Member Functions inherited from assQuestion
static	getNumExistingSolutionRecords (int $activeId, int $pass, int $questionId)

Static Protected Attributes inherited from assQuestion
static	$force_pass_results_update_enabled = false

static	$imageSourceFixReplaceMap

Detailed Description

Class for numeric questions.

assNumeric is a class for numeric questions. To solve a numeric question, a learner has to enter a numerical value in a defined range.

Author: Helmut Schottmüller helmu.nosp@m.t.sc.nosp@m.hottm.nosp@m.uell.nosp@m.er@ma.nosp@m.c.co.nosp@m.m; Nina Gharib nina@.nosp@m.wgse.nosp@m.rve.d.nosp@m.e; Björn Heyser bheys.nosp@m.er@d.nosp@m.ataba.nosp@m.y.de; Maximilian Becker mbeck.nosp@m.er@d.nosp@m.ataba.nosp@m.y.de

Version: $Id$

Definition at line 39 of file class.assNumeric.php.

Member Function Documentation

◆ calculateReachedPoints()

assNumeric::calculateReachedPoints	(	int	$active_id,
		?int	$pass = `null`,
		bool	$authorized_solution = `true`
	)

Reimplemented from assQuestion.

Definition at line 152 of file class.assNumeric.php.

     : float {
        if ($pass === null) {
            $pass = $this->getSolutionMaxPass($active_id);
        }
        $result = $this->getCurrentSolutionResultSet($active_id, $pass, $authorized_solution);
        $data = $this->db->fetchAssoc($result);
        $enteredvalue = '';
        if (is_array($data) && array_key_exists('value1', $data)) {
            $enteredvalue = $data["value1"];
        }
 
        $points = 0.0;
        if ($this->contains($enteredvalue)) {
            $points = $this->getPoints();
        }
 
        return $points;
    }

References assQuestion\getSolutionMaxPass().

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◆ calculateReachedPointsFromPreviewSession()

assNumeric::calculateReachedPointsFromPreviewSession ( ilAssQuestionPreviewSession $previewSession )

Reimplemented from assQuestion.

Definition at line 142 of file class.assNumeric.php.

                                                                                                         : float
    {
        $points = 0;
        if ($this->contains($previewSession->getParticipantsSolution())) {
            $points = $this->getPoints();
        }
 
        return $this->ensureNonNegativePoints($points);
    }

References assQuestion\$points, contains(), assQuestion\ensureNonNegativePoints(), ilAssQuestionPreviewSession\getParticipantsSolution(), and assQuestion\getPoints().

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◆ contains()

assNumeric::contains ( $value )

Checks for a given value within the range.

See also: $upperlimit; $lowerlimit

Parameters

double $value The value to check

Returns: boolean TRUE if the value is in the range, FALSE otherwise

Definition at line 185 of file class.assNumeric.php.

                                    : bool
    {
        $eval = new EvalMath();
        $eval->suppress_errors = true;
        $result = $eval->e((string) $value);
        if (($result === false) || ($result === true)) {
            return false;
        }
 
        if (($result >= $eval->e($this->getLowerLimit())) && ($result <= $eval->e($this->getUpperLimit()))) {
            return true;
        }
        return false;
    }

Referenced by calculateReachedPointsFromPreviewSession().

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◆ getAdditionalTableName()

assNumeric::getAdditionalTableName ( )

Returns the name of the additional question data table in the database.

Returns: string The additional table name

Reimplemented from assQuestion.

Definition at line 344 of file class.assNumeric.php.

                                            : string
    {
        return "qpl_qst_numeric";
    }

Referenced by loadFromDb().

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◆ getAnswerTableName()

assNumeric::getAnswerTableName ( )

Reimplemented from assQuestion.

Definition at line 413 of file class.assNumeric.php.

                                        : string
    {
        return '';
    }

◆ getAvailableAnswerOptions()

assNumeric::getAvailableAnswerOptions ( ?int $index = null )

If index is null, the function returns an array with all anwser options else it returns the specific answer option.

Implements iQuestionCondition.

Definition at line 405 of file class.assNumeric.php.

                                                                 : array
    {
        return [
            "lower" => $this->getLowerLimit(),
            "upper" => $this->getUpperLimit()
        ];
    }

◆ getCorrectSolutionForTextOutput()

assNumeric::getCorrectSolutionForTextOutput	(	int	$active_id,
		int	$pass
	)

Reimplemented from assQuestion.

Definition at line 457 of file class.assNumeric.php.

                                                                              : string
    {
        return "{$this->getLowerLimit()}-{$this->getUpperLimit()}";
    }

◆ getExpressionTypes()

assNumeric::getExpressionTypes ( )

Get all available expression types for a specific question.

Returns: array

Implements iQuestionCondition.

Definition at line 363 of file class.assNumeric.php.

                                        : array
    {
        return [
            iQuestionCondition::PercentageResultExpression,
            iQuestionCondition::NumericResultExpression,
            iQuestionCondition::EmptyAnswerExpression,
        ];
    }

References iQuestionCondition\EmptyAnswerExpression, iQuestionCondition\NumericResultExpression, and iQuestionCondition\PercentageResultExpression.

◆ getLowerLimit()

assNumeric::getLowerLimit ( )

Definition at line 117 of file class.assNumeric.php.

    {
        return $this->lower_limit;
    }

References $lower_limit.

◆ getMaxChars()

assNumeric::getMaxChars ( )

Returns the maximum number of characters for the numeric input field.

Returns: integer The maximum number of characters

Definition at line 324 of file class.assNumeric.php.

    {
        return $this->maxchars;
    }

◆ getMaximumPoints()

assNumeric::getMaximumPoints ( )

Reimplemented from assQuestion.

Definition at line 137 of file class.assNumeric.php.

                                      : float
    {
        return $this->getPoints();
    }

References assQuestion\getPoints().

Referenced by isComplete().

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◆ getOperators()

assNumeric::getOperators ( string $expression )

Get all available operations for a specific question.

Parameters

$expression

Implements iQuestionCondition.

Definition at line 358 of file class.assNumeric.php.

                                                    : array
    {
        return ilOperatorsExpressionMapping::getOperatorsByExpression($expression);
    }

References ilOperatorsExpressionMapping\getOperatorsByExpression().

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◆ getQuestionType()

assNumeric::getQuestionType ( )

Returns the question type of the question.

Returns: integer The question type of the question

Reimplemented from assQuestion.

Definition at line 314 of file class.assNumeric.php.

                                     : string
    {
        return "assNumeric";
    }

◆ getRTETextWithMediaObjects()

assNumeric::getRTETextWithMediaObjects ( )

Collects all text in the question which could contain media objects which were created with the Rich Text Editor.

Reimplemented from assQuestion.

Definition at line 353 of file class.assNumeric.php.

                                                : string
    {
        return parent::getRTETextWithMediaObjects();
    }

◆ getSolutionSubmit()

assNumeric::getSolutionSubmit ( )

protected

Definition at line 210 of file class.assNumeric.php.

                                          : ?float
    {
        return $this->questionpool_request->float('numeric_result') ?? null;
    }

◆ getUpperLimit()

assNumeric::getUpperLimit ( )

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

    {
        return $this->upper_limit;
    }

References $upper_limit.

◆ getUserQuestionResult()

assNumeric::getUserQuestionResult	(	int	$active_id,
		int	$pass
	)

Get the user solution for a question by active_id and the test pass.

Implements iQuestionCondition.

Definition at line 372 of file class.assNumeric.php.

     : ilUserQuestionResult {
        $result = new ilUserQuestionResult($this, $active_id, $pass);
 
        $maxStep = $this->lookupMaxStep($active_id, $pass);
        if ($maxStep > 0) {
            $data = $this->db->queryF(
                "SELECT value1 FROM tst_solutions WHERE active_fi = %s AND pass = %s AND question_fi = %s AND step = %s",
                ["integer", "integer", "integer","integer"],
                [$active_id, $pass, $this->getId(), $maxStep]
            );
        } else {
            $data = $this->db->queryF(
                "SELECT value1 FROM tst_solutions WHERE active_fi = %s AND pass = %s AND question_fi = %s",
                ["integer", "integer", "integer"],
                [$active_id, $pass, $this->getId()]
            );
        }
 
        while ($row = $this->db->fetchAssoc($data)) {
            $result->addKeyValue(1, $row["value1"]);
        }
 
        $points = $this->calculateReachedPoints($active_id, $pass);
        $max_points = $this->getMaximumPoints();
 
        $result->setReachedPercentage(($points / $max_points) * 100);
 
        return $result;
    }

◆ isComplete()

assNumeric::isComplete ( )

Reimplemented from assQuestion.

Definition at line 45 of file class.assNumeric.php.

                                : bool
    {
        if (
            strlen($this->title)
            && $this->author
            && $this->question
            && $this->getMaximumPoints() > 0
        ) {
            return true;
        }
        return false;
    }

References getMaximumPoints().

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◆ isValidSolutionSubmit()

assNumeric::isValidSolutionSubmit ( $numeric_solution )

Definition at line 215 of file class.assNumeric.php.

                                                            : bool
    {
        $math = new EvalMath();
        $math->suppress_errors = true;
        $result = $math->evaluate($numeric_solution);
 
        return !(
            ($result === false || $result === true) && strlen($numeric_solution) > 0
        );
    }

◆ loadFromDb()

assNumeric::loadFromDb ( int $question_id )

@noinspection PhpAssignmentInConditionInspection

Reimplemented from assQuestion.

Definition at line 66 of file class.assNumeric.php.

                                                : void
    {
        $result = $this->db->queryF(
            "SELECT qpl_questions.*, " . $this->getAdditionalTableName() . ".* FROM qpl_questions LEFT JOIN " . $this->getAdditionalTableName() . " ON " . $this->getAdditionalTableName() . ".question_fi = qpl_questions.question_id WHERE qpl_questions.question_id = %s",
            ["integer"],
            [$question_id]
        );
        if ($result->numRows() == 1) {
            $data = $this->db->fetchAssoc($result);
            $this->setId($question_id);
            $this->setObjId($data["obj_fi"]);
            $this->setTitle((string) $data["title"]);
            $this->setComment((string) $data["description"]);
            $this->setNrOfTries($data['nr_of_tries']);
            $this->setOriginalId($data["original_id"]);
            $this->setAuthor($data["author"]);
            $this->setPoints($data["points"]);
            $this->setOwner($data["owner"]);
            $this->setQuestion(ilRTE::_replaceMediaObjectImageSrc((string) $data["question_text"], 1));
            $this->setMaxChars($data["maxnumofchars"]);
 
            try {
                $this->setLifecycle(ilAssQuestionLifecycle::getInstance($data['lifecycle']));
            } catch (ilTestQuestionPoolInvalidArgumentException $e) {
                $this->setLifecycle(ilAssQuestionLifecycle::getDraftInstance());
            }
 
            try {
                $this->setAdditionalContentEditingMode($data['add_cont_edit_mode']);
            } catch (ilTestQuestionPoolException $e) {
            }
        }
 
        $result = $this->db->queryF(
            "SELECT * FROM qpl_num_range WHERE question_fi = %s ORDER BY aorder ASC",
            ['integer'],
            [$question_id]
        );
 
        if ($result->numRows() > 0) {
            while ($data = $this->db->fetchAssoc($result)) {
                $this->setPoints($data['points']);
                $this->setLowerLimit($data['lowerlimit']);
                $this->setUpperLimit($data['upperlimit']);
            }
        }
 
        parent::loadFromDb($question_id);
    }

References $data, Vendor\Package\$e, ilRTE\_replaceMediaObjectImageSrc(), getAdditionalTableName(), ilAssQuestionLifecycle\getDraftInstance(), ilAssQuestionLifecycle\getInstance(), assQuestion\setAdditionalContentEditingMode(), assQuestion\setAuthor(), assQuestion\setComment(), assQuestion\setId(), assQuestion\setLifecycle(), setLowerLimit(), setMaxChars(), assQuestion\setNrOfTries(), assQuestion\setObjId(), assQuestion\setOriginalId(), assQuestion\setOwner(), assQuestion\setPoints(), assQuestion\setQuestion(), assQuestion\setTitle(), and setUpperLimit().

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◆ saveAdditionalQuestionDataToDb()

assNumeric::saveAdditionalQuestionDataToDb ( )

Saves a record to the question types additional data table.

Returns: mixed

Implements ilObjQuestionScoringAdjustable.

Definition at line 270 of file class.assNumeric.php.

    {
        // save additional data
        $this->db->manipulateF(
            "DELETE FROM " . $this->getAdditionalTableName() . " WHERE question_fi = %s",
            [ "integer" ],
            [ $this->getId() ]
        );
 
        $this->db->manipulateF(
            "INSERT INTO " . $this->getAdditionalTableName(
            ) . " (question_fi, maxnumofchars) VALUES (%s, %s)",
            [ "integer", "integer" ],
            [
                                $this->getId(),
                                ($this->getMaxChars()) ? $this->getMaxChars() : 0
                            ]
        );
    }

References ILIAS\Survey\Mode\getId().

Referenced by saveToDb().

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◆ saveAnswerSpecificDataToDb()

assNumeric::saveAnswerSpecificDataToDb ( )

Saves the answer specific records into a question types answer table.

Returns: mixed

Implements ilObjAnswerScoringAdjustable.

Definition at line 290 of file class.assNumeric.php.

    {
        // Write range to the database
        $this->db->manipulateF(
            "DELETE FROM qpl_num_range WHERE question_fi = %s",
            [ 'integer' ],
            [ $this->getId() ]
        );
 
        $next_id = $this->db->nextId('qpl_num_range');
        $this->db->manipulateF(
            "INSERT INTO qpl_num_range (range_id, question_fi, lowerlimit, upperlimit, points, aorder, tstamp)
                                                         VALUES (%s, %s, %s, %s, %s, %s, %s)",
            [ 'integer', 'integer', 'text', 'text', 'float', 'integer', 'integer' ],
            [ $next_id, $this->id, $this->getLowerLimit(), $this->getUpperLimit(
            ), $this->getPoints(), 0, time() ]
        );
    }

References ILIAS\Survey\Mode\getId().

Referenced by saveToDb().

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◆ savePreviewData()

assNumeric::savePreviewData ( ilAssQuestionPreviewSession $previewSession )

protected

Reimplemented from assQuestion.

Definition at line 264 of file class.assNumeric.php.

                                                                                   : void
    {
        $numericSolution = $this->getSolutionSubmit();
        $previewSession->setParticipantsSolution($numericSolution);
    }

References ilAssQuestionPreviewSession\setParticipantsSolution().

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◆ saveToDb()

assNumeric::saveToDb ( ?int $original_id = null )

Reimplemented from assQuestion.

Definition at line 58 of file class.assNumeric.php.

                                                      : void
    {
        $this->saveQuestionDataToDb($original_id);
        $this->saveAdditionalQuestionDataToDb();
        $this->saveAnswerSpecificDataToDb();
        parent::saveToDb($original_id);
    }

References assQuestion\$original_id, saveAdditionalQuestionDataToDb(), saveAnswerSpecificDataToDb(), and assQuestion\saveQuestionDataToDb().

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◆ saveWorkingData()

assNumeric::saveWorkingData	(	int	$active_id,
		?int	$pass = `null`,
		bool	$authorized = `true`
	)

Reimplemented from assQuestion.

Definition at line 226 of file class.assNumeric.php.

     : bool {
        if (is_null($pass)) {
            $pass = ilObjTest::_getPass($active_id);
        }
 
        $answer = $this->getSolutionSubmit();
        $this->getProcessLocker()->executeUserSolutionUpdateLockOperation(
            function () use ($answer, $active_id, $pass, $authorized) {
                $result = $this->getCurrentSolutionResultSet($active_id, $pass, $authorized);
                $update = -1;
                if ($this->db->numRows($result) !== 0) {
                    $row = $this->db->fetchAssoc($result);
                    $update = $row['solution_id'];
                }
 
                if ($update !== -1
                    && $answer === '') {
                    $this->removeSolutionRecordById($update);
                    return;
                }
                if ($update !== -1) {
                    $this->updateCurrentSolution($update, $answer, null, $authorized);
                    return;
                }
 
                if ($answer !== '') {
                    $this->saveCurrentSolution($active_id, $pass, $answer, null, $authorized);
                }
            }
        );
 
        return true;
    }

References ilObjTest\_getPass().

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◆ setLowerLimit()

assNumeric::setLowerLimit ( string $limit )

Definition at line 127 of file class.assNumeric.php.

                                                : void
    {
        $this->lower_limit = str_replace(',', '.', $limit);
    }

Referenced by loadFromDb().

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◆ setMaxChars()

assNumeric::setMaxChars ( $maxchars )

Sets the maximum number of characters for the numeric input field.

Parameters

integer $maxchars The maximum number of characters

Definition at line 334 of file class.assNumeric.php.

                                          : void
    {
        $this->maxchars = $maxchars;
    }

Referenced by loadFromDb().

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◆ setUpperLimit()

assNumeric::setUpperLimit ( string $limit )

Definition at line 132 of file class.assNumeric.php.

                                                : void
    {
        $this->upper_limit = str_replace(',', '.', $limit);
    }

Referenced by loadFromDb().

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◆ solutionValuesToLog()

assNumeric::solutionValuesToLog	(	AdditionalInformationGenerator	$additional_info,
		array	$solution_values
	)

protected

MUST convert the given solution values into an array or a string that can be stored in the log.

Language variables must be generated through the corresponding functions in the AdditionalInformationGenerator. If an array is returned it will be rendered into a line per array entry in the format "key: value". If the key exists as a language variable, it will be translated.

Reimplemented from assQuestion.

Definition at line 437 of file class.assNumeric.php.

     : string {
        if (!array_key_exists(0, $solution_values) ||
            !array_key_exists('value1', $solution_values[0])) {
            return '';
        }
        return $solution_values[0]['value1'];
    }

◆ solutionValuesToText()

assNumeric::solutionValuesToText ( array $solution_values )

MUST convert the given solution values into text.

If the text has multiple lines each line MUST be placed as an entry in an array.

Reimplemented from assQuestion.

Definition at line 448 of file class.assNumeric.php.

                                                                : string
    {
        if (!array_key_exists(0, $solution_values) ||
            !array_key_exists('value1', $solution_values[0])) {
            return '';
        }
        return $solution_values[0]['value1'];
    }

◆ toLog()

assNumeric::toLog ( AdditionalInformationGenerator $additional_info )

MUST return an array of the question settings that can be stored in the log.

Language variables must be generated through the corresponding functions in the AdditionalInformationGenerator. If an array is returned it will be rendered into a line per array entry in the format "key: value". If the key exists as a language variable, it will be translated.

Reimplemented from assQuestion.

Definition at line 418 of file class.assNumeric.php.

                                                                          : array
    {
        return [
            AdditionalInformationGenerator::KEY_QUESTION_TYPE => (string) $this->getQuestionType(),
            AdditionalInformationGenerator::KEY_QUESTION_TITLE => $this->getTitleForHTMLOutput(),
            AdditionalInformationGenerator::KEY_QUESTION_TEXT => $this->formatSAQuestion($this->getQuestion()),
            AdditionalInformationGenerator::KEY_QUESTION_SHUFFLE_ANSWER_OPTIONS => $additional_info
                ->getTrueFalseTagForBool($this->getShuffle()),
            AdditionalInformationGenerator::KEY_QUESTION_MAXCHARS => $this->getMaxChars(),
            AdditionalInformationGenerator::KEY_QUESTION_REACHABLE_POINTS => $this->getPoints(),
            AdditionalInformationGenerator::KEY_QUESTION_LOWER_LIMIT => $this->getLowerLimit(),
            AdditionalInformationGenerator::KEY_QUESTION_UPPER_LIMIT => $this->getUpperLimit(),
            AdditionalInformationGenerator::KEY_FEEDBACK => [
                AdditionalInformationGenerator::KEY_QUESTION_FEEDBACK_ON_INCOMPLETE => $this->formatSAQuestion($this->feedbackOBJ->getGenericFeedbackTestPresentation($this->getId(), false)),
                AdditionalInformationGenerator::KEY_QUESTION_FEEDBACK_ON_COMPLETE => $this->formatSAQuestion($this->feedbackOBJ->getGenericFeedbackTestPresentation($this->getId(), true))
            ]
        ];
    }

References ILIAS\Test\Logging\AdditionalInformationGenerator\getTrueFalseTagForBool().

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◆ validateSolutionSubmit()

assNumeric::validateSolutionSubmit ( )

Reimplemented from assQuestion.

Definition at line 200 of file class.assNumeric.php.

                                            : bool
    {
        if ($this->getSolutionSubmit() === null) {
            $this->tpl->setOnScreenMessage('failure', $this->lng->txt("err_no_numeric_value"), true);
            return false;
        }
 
        return true;
    }

References ILIAS\Repository\lng().

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Field Documentation

◆ $lower_limit

assNumeric::$lower_limit

protected

Definition at line 41 of file class.assNumeric.php.

Referenced by getLowerLimit().

◆ $maxchars

assNumeric::$maxchars = 6

Definition at line 43 of file class.assNumeric.php.

◆ $upper_limit

assNumeric::$upper_limit

protected

Definition at line 42 of file class.assNumeric.php.

Referenced by getUpperLimit().

The documentation for this class was generated from the following file:

components/ILIAS/TestQuestionPool/classes/class.assNumeric.php

Public Member Functions

Data Fields

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ calculateReachedPoints()

◆ calculateReachedPointsFromPreviewSession()

◆ contains()

◆ getAdditionalTableName()

◆ getAnswerTableName()

◆ getAvailableAnswerOptions()

◆ getCorrectSolutionForTextOutput()

◆ getExpressionTypes()

◆ getLowerLimit()

◆ getMaxChars()

◆ getMaximumPoints()

◆ getOperators()

◆ getQuestionType()

◆ getRTETextWithMediaObjects()

◆ getSolutionSubmit()

◆ getUpperLimit()

◆ getUserQuestionResult()

◆ isComplete()

◆ isValidSolutionSubmit()

◆ loadFromDb()

◆ saveAdditionalQuestionDataToDb()

◆ saveAnswerSpecificDataToDb()

◆ savePreviewData()

◆ saveToDb()

◆ saveWorkingData()

◆ setLowerLimit()

◆ setMaxChars()

◆ setUpperLimit()

◆ solutionValuesToLog()

◆ solutionValuesToText()

◆ toLog()

◆ validateSolutionSubmit()

Field Documentation

◆ $lower_limit

◆ $maxchars

◆ $upper_limit