Class for text questions. More...

Inheritance diagram for assTextQuestion:

Collaboration diagram for assTextQuestion:

Public Member Functions

__construct ( $title="", $comment="", $author="", $owner=-1, $question="")

assTextQuestion constructor More...

isComplete ()

Returns true, if a multiple choice question is complete for use. More...

saveToDb ($original_id="")

Saves a assTextQuestion object to a database. More...

loadFromDb ($question_id)

Loads a assTextQuestion object from a database. More...

duplicate ($for_test=true, $title="", $author="", $owner="", $testObjId=null)

Duplicates an assTextQuestion. More...

copyObject ($target_questionpool_id, $title="")

Copies an assTextQuestion object. More...

createNewOriginalFromThisDuplicate ($targetParentId, $targetQuestionTitle="")

getMaxNumOfChars ()

Gets the maximum number of characters for the text solution. More...

setMaxNumOfChars ($maxchars=0)

Sets the maximum number of characters for the text solution. More...

getMaximumPoints ()

Returns the maximum points, a learner can reach answering the question. More...

getMinimumPoints ()

setReachedPoints ($active_id, $points, $pass=null)

Sets the points, a learner has reached answering the question. More...

isKeywordMatching ($answertext, $a_keyword)

Checks if one of the keywords matches the answertext. More...

calculateReachedPoints ($active_id, $pass=null, $authorizedSolution=true, $returndetails=false)

Returns the points, a learner has reached answering the question. More...

saveWorkingData ($active_id, $pass=null, $authorized=true)

Saves the learners input of the question to the database. More...

getSolutionSubmit ()

createRandomSolution ($test_id, $user_id)

getQuestionType ()

Returns the question type of the question. More...

getTextRating ()

Returns the rating option for text comparisons. More...

setTextRating ($a_text_rating)

Sets the rating option for text comparisons. 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...

setExportDetailsXLS ($worksheet, $startrow, $active_id, $pass)

{Creates an Excel worksheet for the detailed cumulated results of this question.

Parameters

object	$worksheet	Reference to the parent excel worksheet
object	$startrow	Startrow of the output in the excel worksheet
object	$active_id	Active id of the participant
object	$pass	Test pass

Returns: object

} More...

toJSON ()

Returns a JSON representation of the question. More...

getAnswerCount ()

addAnswer ( $answertext="", $points=0.0, $points_unchecked=0.0, $order=0, $answerimage="")

Adds a possible answer for a multiple choice question. More...

getAnswers ()

getAnswer ($index=0)

Returns an answer with a given index. More...

deleteAnswer ($index=0)

Deletes an answer with a given index. More...

getAnswerTableName ()

Returns the name of the answer table in the database. More...

flushAnswers ()

Deletes all answers. More...

setAnswers ($answers)

duplicateAnswers ($original_id)

getKeywordRelation ()

setKeywordRelation ($a_relation)

This method implements a default behaviour. More...

isAnswered ($active_id, $pass=null)

returns boolean wether the question is answered during test pass or not More...

countLetters ($text)

getLatestAutosaveContent ($active_id)

Public Member Functions inherited from assQuestion

__construct ( $title="", $comment="", $author="", $owner=-1, $question="")

assQuestion constructor More...

getShuffler ()

setShuffler (ilArrayElementShuffler $shuffler)

setProcessLocker ($processLocker)

getProcessLocker ()

fromXML (&$item, &$questionpool_id, &$tst_id, &$tst_object, &$question_counter, &$import_mapping)

Receives parameters from a QTI parser and creates a valid ILIAS question object. More...

toXML ($a_include_header=true, $a_include_binary=true, $a_shuffle=false, $test_output=false, $force_image_references=false)

Returns a QTI xml representation of the question. More...

isComplete ()

Returns true, if a question is complete for use. More...

questionTitleExists ($questionpool_id, $title)

Returns TRUE if the question title exists in the database. More...

setTitle ($title="")

Sets the title string of the assQuestion object. More...

setId ($id=-1)

Sets the id of the assQuestion object. More...

setTestId ($id=-1)

Sets the test id of the assQuestion object. More...

setComment ($comment="")

Sets the comment string of the assQuestion object. More...

setOutputType ($outputType=OUTPUT_HTML)

Sets the output type. More...

setShuffle ($shuffle=true)

Sets the shuffle flag. More...

setEstimatedWorkingTime ($hour=0, $min=0, $sec=0)

Sets the estimated working time of a question from given hour, minute and second. More...

setEstimatedWorkingTimeFromDurationString ($durationString)

Sets the estimated working time of a question from a given datetime string. More...

keyInArray ($searchkey, $array)

returns TRUE if the key occurs in an array More...

setAuthor ($author="")

Sets the authors name of the assQuestion object. More...

setOwner ($owner="")

Sets the creator/owner ID of the assQuestion object. More...

getTitle ()

Gets the title string of the assQuestion object. More...

getTitleFilenameCompliant ()

returns the object title prepared to be used as a filename More...

getId ()

Gets the id of the assQuestion object. More...

getShuffle ()

Gets the shuffle flag. More...

getTestId ()

Gets the test id of the assQuestion object. More...

getComment ()

Gets the comment string of the assQuestion object. More...

getOutputType ()

Gets the output type. More...

supportsJavascriptOutput ()

Returns true if the question type supports JavaScript output. More...

supportsNonJsOutput ()

requiresJsSwitch ()

getEstimatedWorkingTime ()

Gets the estimated working time of a question. More...

getAuthor ()

Gets the authors name of the assQuestion object. More...

getOwner ()

Gets the creator/owner ID of the assQuestion object. More...

getObjId ()

Get the object id of the container object. More...

setObjId ($obj_id=0)

Set the object id of the container object. More...

setExternalId ($external_id)

getExternalId ()

getSuggestedSolutionOutput ()

& _getSuggestedSolution ($question_id, $subquestion_index=0)

Returns a suggested solution for a given subquestion index. More...

getSuggestedSolutions ()

Return the suggested solutions. More...

getReachedPoints ($active_id, $pass=null)

Returns the points, a learner has reached answering the question This is the fast way to get the points directly from the database. More...

getMaximumPoints ()

Returns the maximum points, a learner can reach answering the question. More...

getAdjustedReachedPoints ($active_id, $pass=null, $authorizedSolution=true)

returns the reached points ... More...

calculateResultsFromSolution ($active_id, $pass=null, $obligationsEnabled=false)

Calculates the question results from a previously saved question solution. More...

persistWorkingState ($active_id, $pass=null, $obligationsEnabled=false, $authorized=true)

persists the working state for current testactive and testpass More...

persistPreviewState (ilAssQuestionPreviewSession $previewSession)

persists the preview state for current user and question More...

validateSolutionSubmit ()

saveWorkingData ($active_id, $pass=null, $authorized=true)

Saves the learners input of the question to the database. More...

moveUploadedMediaFile ($file, $name)

Move an uploaded media file to an public accessible temp dir to present it. More...

getSuggestedSolutionPath ()

Returns the path for a suggested solution. More...

getJavaPath ()

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

getImagePath ($question_id=null, $object_id=null)

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

buildImagePath ($questionId, $parentObjectId)

getFlashPath ()

Returns the image path for web accessable flash files of a question. More...

getJavaPathWeb ()

Returns the web image path for web accessable java applets of a question. More...

getSuggestedSolutionPathWeb ()

Returns the web path for a suggested solution. More...

getImagePathWeb ()

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

getFlashPathWeb ()

Returns the web image path for web accessable flash applications of a question. More...

getTestOutputSolutions ($activeId, $pass)

getUserSolutionPreferingIntermediate ($active_id, $pass=null)

getSolutionValues ($active_id, $pass=null, $authorized=true)

Loads solutions of a given user from the database an returns it. More...

isInUse ($question_id="")

Checks whether the question is in use or not. More...

isClone ($question_id="")

Checks whether the question is a clone of another question or not. More...

pcArrayShuffle ($array)

Shuffles the values of a given array. More...

getAdditionalTableName ()

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

getAnswerTableName ()

Returns the name of the answer table in the database. More...

deleteAnswers ($question_id)

Deletes datasets from answers tables. More...

deleteAdditionalTableData ($question_id)

Deletes datasets from the additional question table in the database. More...

delete ($question_id)

Deletes a question and all materials from the database. More...

getTotalAnswers ()

get total number of answers More...

_getTotalAnswers ($a_q_id)

get number of answers for question id (static) note: do not use $this inside this method More...

copyXHTMLMediaObjectsOfQuestion ($a_q_id)

syncXHTMLMediaObjectsOfQuestion ()

createPageObject ()

create page object of question More...

copyPageOfQuestion ($a_q_id)

getPageOfQuestion ()

setOriginalId ($original_id)

getOriginalId ()

fixSvgToPng ($imageFilenameContainingString)

fixUnavailableSkinImageSources ($html)

loadFromDb ($question_id)

Loads the question from the database. More...

createNewQuestion ($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 ($original_id="")

saveToDb ($original_id="")

Saves the question to the database. More...

setNewOriginalId ($newId)

deleteSuggestedSolutions ()

Deletes all suggestes solutions in the database. More...

getSuggestedSolution ($subquestion_index=0)

Returns a suggested solution for a given subquestion index. More...

getSuggestedSolutionTitle ($subquestion_index=0)

Returns the title of a suggested solution at a given subquestion_index. More...

setSuggestedSolution ($solution_id="", $subquestion_index=0, $is_import=false)

Sets a suggested solution for the question. More...

_resolveInternalLink ($internal_link)

_resolveIntLinks ($question_id)

syncWithOriginal ()

createRandomSolution ($test_id, $user_id)

_questionExists ($question_id)

Returns true if the question already exists in the database. More...

_questionExistsInPool ($question_id)

Returns true if the question already exists in the database and is assigned to a question pool. More...

getPoints ()

Returns the maximum available points for the question. More...

setPoints ($a_points)

Sets the maximum available points for the question. More...

getSolutionMaxPass ($active_id)

Returns the maximum pass a users question solution. More...

calculateReachedPoints ($active_id, $pass=null, $authorizedSolution=true, $returndetails=false)

Returns the points, a learner has reached answering the question. More...

deductHintPointsFromReachedPoints (ilAssQuestionPreviewSession $previewSession, $reachedPoints)

calculateReachedPointsFromPreviewSession (ilAssQuestionPreviewSession $previewSession)

isPreviewSolutionCorrect (ilAssQuestionPreviewSession $previewSession)

adjustReachedPointsByScoringOptions ($points, $active_id, $pass=null)

Adjust the given reached points by checks for all special scoring options in the test container. More...

isHTML ($a_text)

Checks if a given string contains HTML or not. More...

prepareTextareaOutput ($txt_output, $prepare_for_latex_output=false, $omitNl2BrWhenTextArea=false)

Prepares a string for a text area output in tests. More...

QTIMaterialToString ($a_material)

Reads an QTI material tag an creates a text string. More...

addQTIMaterial (&$a_xml_writer, $a_material, $close_material_tag=true, $add_mobs=true)

Creates a QTI material tag from a plain text or xhtml text. More...

buildHashedImageFilename ($plain_image_filename, $unique=false)

getQuestion ()

Gets the question string of the question object. More...

setQuestion ($question="")

Sets the question string of the question object. More...

getQuestionType ()

Returns the question type of the question. More...

getQuestionTypeID ()

Returns the question type of the question. More...

cleanupMediaObjectUsage ()

synchronises appearances of media objects in the question with media object usage table More...

& getInstances ()

Gets all instances of the question. More...

getActiveUserData ($active_id)

Returns the user id and the test id for a given active id. More...

setExportDetailsXLS ($worksheet, $startrow, $active_id, $pass)

Creates an Excel worksheet for the detailed cumulated results of this question. More...

__get ($value)

Object getter. More...

__set ($key, $value)

Object setter. More...

getNrOfTries ()

setNrOfTries ($a_nr_of_tries)

setExportImagePath ($a_path)

formatSAQuestion ($a_q)

Format self assessment question. More...

setPreventRteUsage ($a_val)

Set prevent rte usage. More...

getPreventRteUsage ()

Get prevent rte usage. More...

migrateContentForLearningModule (ilAssSelfAssessmentMigrator $migrator)

setSelfAssessmentEditingMode ($a_selfassessmenteditingmode)

Set Self-Assessment Editing Mode. More...

getSelfAssessmentEditingMode ()

Get Self-Assessment Editing Mode. More...

setDefaultNrOfTries ($a_defaultnroftries)

Set Default Nr of Tries. More...

getDefaultNrOfTries ()

Get Default Nr of Tries. More...

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

isAnswered ($active_id, $pass=null)

returns boolean wether the question is answered during test pass or not More...

isAutosaveable ()

getAdditionalContentEditingMode ()

getter for additional content editing mode for this question More...

setAdditionalContentEditingMode ($additinalContentEditingMode)

setter for additional content editing mode for this question More...

isAdditionalContentEditingModePageObject ()

isser for additional "pageobject" content editing mode More...

isValidAdditionalContentEditingMode ($additionalContentEditingMode)

returns the fact wether the passed additional content mode is valid or not More...

getValidAdditionalContentEditingModes ()

getter for valid additional content editing modes More...

addQuestionChangeListener (ilQuestionChangeListener $listener)

getQuestionChangeListeners ()

getHtmlUserSolutionPurifier ()

getHtmlQuestionContentPurifier ()

setLastChange ($lastChange)

getLastChange ()

removeIntermediateSolution ($active_id, $pass)

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

saveCurrentSolution ($active_id, $pass, $value1, $value2, $authorized=true, $tstamp=null)

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

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

setStep ($step)

getStep ()

toJSON ()

duplicate ($for_test=true, $title="", $author="", $owner="", $testObjId=null)

intermediateSolutionExists ($active_id, $pass)

authorizedSolutionExists ($active_id, $pass)

authorizedOrIntermediateSolutionExists ($active_id, $pass)

isAddableAnswerOptionValue ($qIndex, $answerOptionValue)

addAnswerOptionValue ($qIndex, $answerOptionValue, $points)

removeAllExistingSolutions ()

removeExistingSolutions ($activeId, $pass)

resetUsersAnswer ($activeId, $pass)

removeResultRecord ($activeId, $pass)

fetchValuePairsFromIndexedValues (array $indexedValues)

fetchIndexedValuesFromValuePairs (array $valuePairs)

areObligationsToBeConsidered ()

setObligationsToBeConsidered ($obligationsToBeConsidered)

updateTimestamp ()

getTestPresentationConfig ()

Get the test question configuration (initialised once) More...

savePartial ()

Public Member Functions inherited from ilObjQuestionScoringAdjustable

saveAdditionalQuestionDataToDb ()

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

Public Member Functions inherited from ilObjAnswerScoringAdjustable

saveAnswerSpecificDataToDb ()

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

Static Public Member Functions
static	getValidScoringModes ()

static	getScoringModesWithPointsByQuestion ()

static	getScoringModesWithPointsByKeyword ()

static	isObligationPossible ($questionId)
	returns boolean wether it is possible to set this question type as obligatory or not considering the current question configuration More...

Static Public Member Functions inherited from assQuestion
static	setForcePassResultUpdateEnabled ($forcePassResultsUpdateEnabled)

static	isForcePassResultUpdateEnabled ()

static	isAllowedImageMimeType ($mimeType)

static	fetchMimeTypeIdentifier ($contentTypeString)

static	getAllowedFileExtensionsForMimeType ($mimeType)

static	isAllowedImageFileExtension ($mimeType, $fileExtension)

static	getAllowedImageMaterialFileExtensions ()

static	_getMaximumPoints ($question_id)
	Returns the maximum points, a learner can reach answering the question. More...

static	_getQuestionInfo ($question_id)
	Returns question information from the database. More...

static	_getSuggestedSolutionCount ($question_id)
	Returns the number of suggested solutions associated with a question. More...

static	_getSuggestedSolutionOutput ($question_id)
	Returns the output of the suggested solution. More...

static	_getReachedPoints ($active_id, $question_id, $pass=null)
	Returns the points, a learner has reached answering the question. More...

static	_updateTestResultCache ($active_id, ilAssQuestionProcessLocker $processLocker=null)
	@TODO Move this to a proper place. More...

static	logAction ($logtext="", $active_id="", $question_id="")
	Logs an action into the Test&Assessment log. More...

static	getQuestionTypeFromDb ($question_id)
	get question type for question id More...

static	_getTotalRightAnswers ($a_q_id)
	get number of answers for question id (static) note: do not use $this inside this method More...

static	_getTitle ($a_q_id)
	Returns the title of a question. More...

static	_getQuestionText ($a_q_id)
	Returns question text. More...

static	isFileAvailable ($file)

static	_getQuestionType ($question_id)
	Returns the question type of a question with a given id. More...

static	_getQuestionTitle ($question_id)
	Returns the question title of a question with a given id. More...

static	saveOriginalId ($questionId, $originalId)

static	resetOriginalId ($questionId)

static	_getInternalLinkHref ($target="")

static	_getOriginalId ($question_id)
	Returns the original id of a question. More...

static	originalQuestionExists ($questionId)

static	_instanciateQuestion ($question_id)
	Creates an instance of a question with a given question id. More...

static	_instantiateQuestion ($question_id)

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

static	_isWriteable ($question_id, $user_id)
	Returns true if the question is writeable by a certain user. More...

static	_isUsedInRandomTest ($question_id="")
	Checks whether the question is used in a random test or not. More...

static	_isWorkedThrough ($active_id, $question_id, $pass=null)
	Returns true if the question was worked through in the given pass Worked through means that the user entered at least one value. More...

static	_areAnswered ($a_user_id, $a_question_ids)
	Checks if an array of question ids is answered by an user or not. More...

static	_setReachedPoints ($active_id, $question_id, $points, $maxpoints, $pass, $manualscoring, $obligationsEnabled)
	Sets the points, a learner has reached answering the question Additionally objective results are updated. More...

static	_needsManualScoring ($question_id)

static	_includeClass ($question_type, $gui=0)
	Include the php class file for a given question type. More...

static	getGuiClassNameByQuestionType ($questionType)

static	getObjectClassNameByQuestionType ($questionType)

static	getFeedbackClassNameByQuestionType ($questionType)

static	isCoreQuestionType ($questionType)

static	includeCoreClass ($questionType, $withGuiClass)

static	includePluginClass ($questionType, $withGuiClass)

static	_getQuestionTypeName ($type_tag)
	Return the translation for a given question type tag. More...

static &	_instanciateQuestionGUI ($question_id)
	Creates an instance of a question gui with a given question id. More...

static	instantiateQuestionGUI ($a_question_id)
	Creates an instance of a question gui with a given question id. More...

static	_questionExistsInTest ($question_id, $test_id)

static	lookupParentObjId ($questionId)
	@global ilDBInterface $ilDB More...

static	lookupOriginalParentObjId ($originalQuestionId)
	returns the parent object id for given original question id (should be a qpl id, but theoretically it can be a tst id, too) More...

static	isObligationPossible ($questionId)
	returns boolean wether it is possible to set this question type as obligatory or not considering the current question configuration More...

static	implodeKeyValues ($keyValues)

static	explodeKeyValues ($keyValues)

static	setResultGateway ($resultGateway)

static	getResultGateway ()

static	sumTimesInISO8601FormatH_i_s_Extended ($time1, $time2)

static	convertISO8601FormatH_i_s_ExtendedToSeconds ($time)

static	missingResultRecordExists ($activeId, $pass, $questionIds)

static	getQuestionsMissingResultRecord ($activeId, $pass, $questionIds)

static	lookupResultRecordExist ($activeId, $questionId, $pass)

Data Fields
	$maxNumOfChars

	$keywords

	$answers

	$text_rating

	$keyword_relation = 'any'

Data Fields inherited from assQuestion
const	IMG_MIME_TYPE_JPG = 'image/jpeg'

const	IMG_MIME_TYPE_PNG = 'image/png'

const	IMG_MIME_TYPE_GIF = 'image/gif'

const	ADDITIONAL_CONTENT_EDITING_MODE_DEFAULT = 'default'
	constant for additional content editing mode "default" More...

const	ADDITIONAL_CONTENT_EDITING_MODE_PAGE_OBJECT = 'pageobject'
	constant for additional content editing mode "pageobject" More...

	$feedbackOBJ = null

	$prevent_rte_usage = false

	$selfassessmenteditingmode = false

	$defaultnroftries = 0

	$questionActionCmd = 'handleQuestionAction'

const	KEY_VALUES_IMPLOSION_SEPARATOR = ':'

Protected Member Functions
	calculateReachedPointsForSolution ($solution)

Protected Member Functions inherited from assQuestion
	getQuestionAction ()

	isNonEmptyItemListPostSubmission ($postSubmissionFieldname)

	ensureCurrentTestPass ($active_id, $pass)

	lookupCurrentTestPass ($active_id, $pass)

	lookupTestId ($active_id)

	log ($active_id, $langVar)

	savePreviewData (ilAssQuestionPreviewSession $previewSession)

	deletePageOfQuestion ($question_id)
	Deletes the page object of a question with a given ID. More...

	onDuplicate ($originalParentId, $originalQuestionId, $duplicateParentId, $duplicateQuestionId)
	Will be called when a question is duplicated (inside a question pool or for insertion in a test) More...

	beforeSyncWithOriginal ($origQuestionId, $dupQuestionId, $origParentObjId, $dupParentObjId)

	afterSyncWithOriginal ($origQuestionId, $dupQuestionId, $origParentObjId, $dupParentObjId)

	onCopy ($sourceParentId, $sourceQuestionId, $targetParentId, $targetQuestionId)
	Will be called when a question is copied (into another question pool) More...

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

	syncSuggestedSolutionFiles ($original_id)
	Syncs the files of a suggested solution if the question is synced. More...

	copySuggestedSolutionFiles ($source_questionpool_id, $source_question_id)

	ensureNonNegativePoints ($points)

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

	getSelfAssessmentFormatter ()

	lmMigrateQuestionTypeGenericContent (ilAssSelfAssessmentMigrator $migrator)

	lmMigrateQuestionTypeSpecificContent (ilAssSelfAssessmentMigrator $migrator)

	duplicateQuestionHints ($originalQuestionId, $duplicateQuestionId)

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

	buildQuestionDataQuery ()

	getCurrentSolutionResultSet ($active_id, $pass, $authorized=true)
	Get a restulset for the current user solution for a this question by active_id and pass. More...

	removeSolutionRecordById ($solutionId)

	getSolutionRecordById ($solutionId)

	deleteDummySolutionRecord ($activeId, $passIndex)

	isDummySolutionRecord ($solutionRecord)

	deleteSolutionRecordByValues ($activeId, $passIndex, $authorized, $matchValues)

	duplicateIntermediateSolutionAuthorized ($activeId, $passIndex)

	forceExistingIntermediateSolution ($activeId, $passIndex, $considerDummyRecordCreation)

	buildTestPresentationConfig ()
	build basic test question configuration instance More...

Private Member Functions
	isValidTextRating ($textRating)

Private Attributes
	$matchcondition

Additional Inherited Members
Static Protected Member Functions inherited from assQuestion
static	getNumExistingSolutionRecords ($activeId, $pass, $questionId)
	returns the number of existing solution records for the given test active / pass and given question id More...

static	getKeyValuesImplosionSeparator ()

Protected Attributes inherited from assQuestion
	$id

	$title

	$comment

	$owner

	$author

	$question

	$points

	$est_working_time

	$shuffle

	$test_id

	$obj_id

	$ilias

	$tpl

	$lng

	$db

	$outputType = OUTPUT_JAVASCRIPT

	$suggested_solutions

	$original_id

	$page

	$external_id = ''

	$questionChangeListeners = array()

	$processLocker

	$step = null

	$lastChange

	$shuffler

	$testQuestionConfig

Static Protected Attributes inherited from assQuestion
static	$allowedFileExtensionsByMimeType

static	$allowedCharsetsByMimeType

static	$allowedImageMaterialFileExtensionsByMimeType

static	$forcePassResultsUpdateEnabled = false

static	$imageSourceFixReplaceMap

Detailed Description

Class for text questions.

assTextQuestion is a class for text questions

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; 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 22 of file class.assTextQuestion.php.

Constructor & Destructor Documentation

◆ __construct()

assTextQuestion::__construct	(	$title = `""`,
		$comment = `""`,
		$author = `""`,
		$owner = `-1`,
		$question = `""`
	)

assTextQuestion constructor

The constructor takes possible arguments an creates an instance of the assTextQuestion object.

Parameters

string	$title	A title string to describe the question
string	$comment	A comment string to describe the question
string	$author	A string containing the name of the questions author
integer	$owner	A numerical ID to identify the owner/creator
string	$question	The question string of the text question

Reimplemented from assQuestion.

Definition at line 69 of file class.assTextQuestion.php.

      {
        parent::__construct($title, $comment, $author, $owner, $question);
        $this->maxNumOfChars = 0;
        $this->points = 1;
        $this->answers = array();
        $this->matchcondition = 0;
    }

References assQuestion\$author, assQuestion\$comment, assQuestion\$owner, assQuestion\$question, and assQuestion\$title.

Member Function Documentation

◆ addAnswer()

assTextQuestion::addAnswer	(	$answertext = `""`,
		$points = `0.0`,
		$points_unchecked = `0.0`,
		$order = `0`,
		$answerimage = `""`
	)

Adds a possible answer for a multiple choice question.

A ASS_AnswerBinaryStateImage object will be created and assigned to the array $this->answers.

Parameters

string	$answertext	The answer text
double	$points	The points for selecting the answer (even negative points can be used)
boolean	$state	Defines the answer as correct (TRUE) or incorrect (FALSE)
integer	$order	A possible display order of the answer
double	$points	The points for not selecting the answer (even negative points can be used) @access public

See also: $answers; ASS_AnswerBinaryStateImage

Definition at line 830 of file class.assTextQuestion.php.

      {
        include_once "./Modules/TestQuestionPool/classes/class.assAnswerMultipleResponseImage.php";
 
        // add answer
        $answer = new ASS_AnswerMultipleResponseImage($answertext, $points);
        $this->answers[] = $answer;
    }

References assQuestion\$points.

Referenced by loadFromDb(), and setAnswers().

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◆ calculateReachedPoints()

assTextQuestion::calculateReachedPoints	(	$active_id,
		$pass = `null`,
		$authorizedSolution = `true`,
		$returndetails = `false`
	)

Returns the points, a learner has reached answering the question.

The points are calculated from the given answers.

@access public

Parameters

integer	$active_id
integer	$pass
boolean	$returndetails	(deprecated !!)

Returns: integer/array $points/$details (array $details is deprecated !!)

Reimplemented from assQuestion.

Definition at line 547 of file class.assTextQuestion.php.

    {
        if ($returndetails) {
            throw new ilTestException('return details not implemented for ' . __METHOD__);
        }
        
        global $DIC;
        $ilDB = $DIC['ilDB'];
 
        $points = 0;
        if (is_null($pass)) {
            $pass = $this->getSolutionMaxPass($active_id);
        }
 
        $result = $this->getCurrentSolutionResultSet($active_id, $pass, $authorizedSolution);
        
        // Return min points when no answer was given.
        if ($ilDB->numRows($result) == 0) {
            return $this->getMinimumPoints();
        }
        
        // Return points of points are already on the row.
        $row = $ilDB->fetchAssoc($result);
        if ($row["points"] != null) {
            return $row["points"];
        }
 
        return $this->calculateReachedPointsForSolution($row['value1']);
    }

References $DIC, $ilDB, $pass, assQuestion\$points, $result, $row, calculateReachedPointsForSolution(), assQuestion\getCurrentSolutionResultSet(), getMinimumPoints(), and assQuestion\getSolutionMaxPass().

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◆ calculateReachedPointsForSolution()

assTextQuestion::calculateReachedPointsForSolution ( $solution )

protected

Definition at line 471 of file class.assTextQuestion.php.

    {
        // Return min points when keyword relation is NON KEYWORDS
        if ($this->getKeywordRelation() == 'non') {
            return $this->getMinimumPoints();
        }
 
        // Return min points if there are no answers present.
        $answers = $this->getAnswers();
 
        if (count($answers) == 0) {
            return $this->getMinimumPoints();
        }
        
        switch ($this->getKeywordRelation()) {
            case 'any':
 
                $points = 0;
 
                foreach ($answers as $answer) {
                    $qst_answer = $answer->getAnswertext();
                    $user_answer = '  ' . $solution;
 
                    if ($this->isKeywordMatching($user_answer, $qst_answer)) {
                        $points += $answer->getPoints();
                    }
                }
 
                break;
 
            case 'all':
 
                $points = $this->getMaximumPoints();
 
                foreach ($answers as $answer) {
                    $qst_answer = $answer->getAnswertext();
                    $user_answer = '  ' . $solution;
 
                    if (!$this->isKeywordMatching($user_answer, $qst_answer)) {
                        $points = 0;
                        break;
                    }
                }
 
                break;
 
            case 'one':
 
                $points = 0;
 
                foreach ($answers as $answer) {
                    $qst_answer = $answer->getAnswertext();
                    $user_answer = '  ' . $solution;
 
                    if ($this->isKeywordMatching($user_answer, $qst_answer)) {
                        $points = $this->getMaximumPoints();
                        break;
                    }
                }
 
                break;
        }
 
        return $points;
    }

References $answers, assQuestion\$points, getAnswers(), getKeywordRelation(), getMaximumPoints(), getMinimumPoints(), and isKeywordMatching().

Referenced by calculateReachedPoints().

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◆ copyObject()

assTextQuestion::copyObject	(	$target_questionpool_id,
		$title = `""`
	)

Copies an assTextQuestion object.

@access public

Definition at line 227 of file class.assTextQuestion.php.

    {
        if ($this->id <= 0) {
            // The question has not been saved. It cannot be duplicated
            return;
        }
        // duplicate the question in database
        $clone = $this;
        include_once("./Modules/TestQuestionPool/classes/class.assQuestion.php");
        $original_id = assQuestion::_getOriginalId($this->id);
        $clone->id = -1;
        $source_questionpool_id = $this->getObjId();
        $clone->setObjId($target_questionpool_id);
        if ($title) {
            $clone->setTitle($title);
        }
        $clone->saveToDb();
        // copy question page content
        $clone->copyPageOfQuestion($original_id);
        // copy XHTML media objects
        $clone->copyXHTMLMediaObjectsOfQuestion($original_id);
        // duplicate answers
        #$clone->duplicateAnswers($original_id);
        
        $clone->onCopy($source_questionpool_id, $original_id, $clone->getObjId(), $clone->getId());
 
        return $clone->id;
    }

References assQuestion\$original_id, assQuestion\$title, assQuestion\_getOriginalId(), and assQuestion\getObjId().

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◆ countLetters()

assTextQuestion::countLetters ( $text )

Definition at line 1027 of file class.assTextQuestion.php.

    {
        $text = strip_tags($text);
        
        $text = str_replace('&gt;', '>', $text);
        $text = str_replace('&lt;', '<', $text);
        $text = str_replace('&nbsp;', ' ', $text);
        $text = str_replace('&amp;', '&', $text);
        
        $text = str_replace("\r\n", "\n", $text);
        $text = str_replace("\n", "", $text);
        
        return ilStr::strLen($text);
    }

References $text, and ilStr\strLen().

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◆ createNewOriginalFromThisDuplicate()

assTextQuestion::createNewOriginalFromThisDuplicate	(	$targetParentId,
		$targetQuestionTitle = `""`
	)

Definition at line 256 of file class.assTextQuestion.php.

    {
        if ($this->id <= 0) {
            // The question has not been saved. It cannot be duplicated
            return;
        }
 
        include_once("./Modules/TestQuestionPool/classes/class.assQuestion.php");
 
        $sourceQuestionId = $this->id;
        $sourceParentId = $this->getObjId();
 
        // duplicate the question in database
        $clone = $this;
        $clone->id = -1;
 
        $clone->setObjId($targetParentId);
 
        if ($targetQuestionTitle) {
            $clone->setTitle($targetQuestionTitle);
        }
 
        $clone->saveToDb();
        // copy question page content
        $clone->copyPageOfQuestion($sourceQuestionId);
        // copy XHTML media objects
        $clone->copyXHTMLMediaObjectsOfQuestion($sourceQuestionId);
        // duplicate answers
        #$clone->duplicateAnswers($sourceQuestionId);
 
        $clone->onCopy($sourceParentId, $sourceQuestionId, $clone->getObjId(), $clone->getId());
 
        return $clone->id;
    }

References assQuestion\$id, and assQuestion\getObjId().

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◆ createRandomSolution()

assTextQuestion::createRandomSolution	(	$test_id,
		$user_id
	)

Reimplemented from assQuestion.

Definition at line 693 of file class.assTextQuestion.php.

694 {

695 }

◆ deleteAnswer()

assTextQuestion::deleteAnswer ( $index = 0 )

Deletes an answer with a given index.

The index of the first answer is 0, the index of the second answer is 1 and so on.

Parameters

integer $index A nonnegative index of the n-th answer @access public

See also: $answers

Definition at line 881 of file class.assTextQuestion.php.

    {
        if ($index < 0) {
            return;
        }
        if (count($this->answers) < 1) {
            return;
        }
        if ($index >= count($this->answers)) {
            return;
        }
        $answer = $this->answers[$index];
        if (strlen($answer->getImage())) {
            $this->deleteImage($answer->getImage());
        }
        unset($this->answers[$index]);
        $this->answers = array_values($this->answers);
        for ($i = 0; $i < count($this->answers); $i++) {
            if ($this->answers[$i]->getOrder() > $index) {
                $this->answers[$i]->setOrder($i);
            }
        }
    }

References $i, and $index.

◆ duplicate()

assTextQuestion::duplicate	(	$for_test = `true`,
		$title = `""`,
		$author = `""`,
		$owner = `""`,
		$testObjId = `null`
	)

Duplicates an assTextQuestion.

@access public

Reimplemented from assQuestion.

Definition at line 175 of file class.assTextQuestion.php.

    {
        if ($this->id <= 0) {
            // The question has not been saved. It cannot be duplicated
            return;
        }
        // duplicate the question in database
        $this_id = $this->getId();
        $thisObjId = $this->getObjId();
        
        $clone = $this;
        include_once("./Modules/TestQuestionPool/classes/class.assQuestion.php");
        $original_id = assQuestion::_getOriginalId($this->id);
        $clone->id = -1;
        
        if ((int) $testObjId > 0) {
            $clone->setObjId($testObjId);
        }
        
        if ($title) {
            $clone->setTitle($title);
        }
 
        if ($author) {
            $clone->setAuthor($author);
        }
        if ($owner) {
            $clone->setOwner($owner);
        }
 
        if ($for_test) {
            $clone->saveToDb($original_id);
        } else {
            $clone->saveToDb();
        }
 
        // copy question page content
        $clone->copyPageOfQuestion($this_id);
        // copy XHTML media objects
        $clone->copyXHTMLMediaObjectsOfQuestion($this_id);
        #$clone->duplicateAnswers($this_id);
        
        $clone->onDuplicate($thisObjId, $this_id, $clone->getObjId(), $clone->getId());
 
        return $clone->id;
    }

References assQuestion\$author, assQuestion\$original_id, assQuestion\$owner, assQuestion\$title, assQuestion\_getOriginalId(), assQuestion\getId(), and assQuestion\getObjId().

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◆ duplicateAnswers()

assTextQuestion::duplicateAnswers ( $original_id )

Definition at line 942 of file class.assTextQuestion.php.

    {
        global $DIC;
        $ilDB = $DIC['ilDB'];
 
        $result = $ilDB->queryF(
            "SELECT * FROM qpl_a_essay WHERE question_fi = %s",
            array('integer'),
            array($original_id)
        );
        if ($result->numRows()) {
            while ($row = $ilDB->fetchAssoc($result)) {
                $next_id = $ilDB->nextId('qpl_a_essay');
                $affectedRows = $ilDB->manipulateF(
                    "INSERT INTO qpl_a_essay (answer_id, question_fi, answertext, points) 
                                         VALUES (%s, %s, %s, %s)",
                    array('integer','integer','text','float'),
                    array($next_id, $this->getId(), $row["answertext"], $row["points"])
                );
            }
        }
    }

References $DIC, $ilDB, assQuestion\$original_id, $result, $row, and assQuestion\getId().

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◆ flushAnswers()

assTextQuestion::flushAnswers ( )

Deletes all answers.

@access public

See also: $answers

Definition at line 916 of file class.assTextQuestion.php.

    {
        $this->answers = array();
    }

Referenced by loadFromDb(), and setAnswers().

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◆ getAdditionalTableName()

assTextQuestion::getAdditionalTableName ( )

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

Returns: string The additional table name @access public

Reimplemented from assQuestion.

Definition at line 751 of file class.assTextQuestion.php.

    {
        return "qpl_qst_essay";
    }

Referenced by loadFromDb().

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◆ getAnswer()

assTextQuestion::getAnswer ( $index = 0 )

Returns an answer with a given index.

The index of the first answer is 0, the index of the second answer is 1 and so on.

Parameters

integer $index A nonnegative index of the n-th answer

Returns: object ASS_AnswerBinaryStateImage-Object containing the answer @access public

See also: $answers

Definition at line 858 of file class.assTextQuestion.php.

    {
        if ($index < 0) {
            return null;
        }
        if (count($this->answers) < 1) {
            return null;
        }
        if ($index >= count($this->answers)) {
            return null;
        }
 
        return $this->answers[$index];
    }

References $index.

◆ getAnswerCount()

assTextQuestion::getAnswerCount ( )

Definition at line 812 of file class.assTextQuestion.php.

    {
        return count($this->answers);
    }

◆ getAnswers()

assTextQuestion::getAnswers ( )

Definition at line 844 of file class.assTextQuestion.php.

    {
        return $this->answers;
    }

References $answers.

Referenced by calculateReachedPointsForSolution().

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◆ getAnswerTableName()

assTextQuestion::getAnswerTableName ( )

Returns the name of the answer table in the database.

Returns: string The answer table name @access public

Reimplemented from assQuestion.

Definition at line 905 of file class.assTextQuestion.php.

    {
        return 'qpl_a_essay';
    }

◆ getKeywordRelation()

assTextQuestion::getKeywordRelation ( )

Definition at line 965 of file class.assTextQuestion.php.

    {
        return $this->keyword_relation;
    }

References $keyword_relation.

Referenced by calculateReachedPointsForSolution(), getMaximumPoints(), and getMinimumPoints().

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◆ getLatestAutosaveContent()

assTextQuestion::getLatestAutosaveContent ( $active_id )

Definition at line 1042 of file class.assTextQuestion.php.

    {
        $question_fi = $this->getId();
 
        // Do we have an unauthorized result?
        $cntresult = $this->db->query('
            SELECT count(solution_id) cnt
            FROM tst_solutions 
            WHERE active_fi = ' . $this->db->quote($active_id, 'int') . '
            AND question_fi = ' . $this->db->quote($this->getId(), 'int') . '
            AND authorized = ' . $this->db->quote(0, 'int')
        );
        $row = $this->db->fetchAssoc($cntresult);
        if($row['cnt'] > 0 ) {
            $tresult = $this->db->query('
            SELECT value1
            FROM tst_solutions 
            WHERE active_fi = ' . $this->db->quote($active_id, 'int') . '
            AND question_fi = ' . $this->db->quote($this->getId(), 'int') . '
            AND authorized = ' . $this->db->quote(0, 'int')
            );
            $trow = $this->db->fetchAssoc($tresult);
            return $trow['value1'];
        }
        return '';
    }

References $row, and assQuestion\getId().

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◆ getMaximumPoints()

assTextQuestion::getMaximumPoints ( )

Returns the maximum points, a learner can reach answering the question.

@access public

See also: $points

Reimplemented from assQuestion.

Definition at line 325 of file class.assTextQuestion.php.

    {
        if (in_array($this->getKeywordRelation(), self::getScoringModesWithPointsByQuestion())) {
            return parent::getPoints();
        }
        
        $points = 0;
        
        foreach ($this->answers as $answer) {
            if ($answer->getPoints() > 0) {
                $points = $points + $answer->getPoints();
            }
        }
        
        return $points;
    }

References assQuestion\$points, and getKeywordRelation().

Referenced by calculateReachedPointsForSolution(), and isComplete().

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◆ getMaxNumOfChars()

assTextQuestion::getMaxNumOfChars ( )

Gets the maximum number of characters for the text solution.

Returns: integer The maximum number of characters for the text solution @access public

See also: $maxNumOfChars

Definition at line 298 of file class.assTextQuestion.php.

    {
        if (strcmp($this->maxNumOfChars, "") == 0) {
            return 0;
        } else {
            return $this->maxNumOfChars;
        }
    }

References $maxNumOfChars.

Referenced by toJSON().

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◆ getMinimumPoints()

assTextQuestion::getMinimumPoints ( )

Definition at line 342 of file class.assTextQuestion.php.

    {
        if (in_array($this->getKeywordRelation(), self::getScoringModesWithPointsByQuestion())) {
            return 0;
        }
        
        $points = 0;
 
        foreach ($this->answers as $answer) {
            if ($answer->getPoints() < 0) {
                $points = $points + $answer->getPoints();
            }
        }
 
        return $points;
    }

References assQuestion\$points, and getKeywordRelation().

Referenced by calculateReachedPoints(), and calculateReachedPointsForSolution().

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◆ getQuestionType()

assTextQuestion::getQuestionType ( )

Returns the question type of the question.

Returns: integer The question type of the question @access public

Reimplemented from assQuestion.

Definition at line 703 of file class.assTextQuestion.php.

    {
        return "assTextQuestion";
    }

Referenced by toJSON().

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◆ getRTETextWithMediaObjects()

assTextQuestion::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 760 of file class.assTextQuestion.php.

    {
        return parent::getRTETextWithMediaObjects();
    }

◆ getScoringModesWithPointsByKeyword()

static assTextQuestion::getScoringModesWithPointsByKeyword ( )

static

Definition at line 989 of file class.assTextQuestion.php.

    {
        return array('any');
    }

Referenced by assTextQuestionGUI\getBestAnswer().

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◆ getScoringModesWithPointsByQuestion()

static assTextQuestion::getScoringModesWithPointsByQuestion ( )

static

Definition at line 984 of file class.assTextQuestion.php.

    {
        return array('non', 'all', 'one');
    }

◆ getSolutionSubmit()

assTextQuestion::getSolutionSubmit ( )

Returns: mixed|string

Definition at line 627 of file class.assTextQuestion.php.

    {
        $text = ilUtil::stripSlashes($_POST["TEXT"], false);
        
        if (ilUtil::isHTML($text)) {
            $text = $this->getHtmlUserSolutionPurifier()->purify($text);
        }
        
        return $text;
    }

References $_POST, $text, assQuestion\getHtmlUserSolutionPurifier(), ilUtil\isHTML(), and ilUtil\stripSlashes().

Referenced by saveWorkingData().

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◆ getTextRating()

assTextQuestion::getTextRating ( )

Returns the rating option for text comparisons.

Returns: string The rating option for text comparisons

See also: $text_rating @access User interface

Definition at line 715 of file class.assTextQuestion.php.

    {
        return $this->text_rating;
    }

References $text_rating.

Referenced by isKeywordMatching().

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◆ getValidScoringModes()

static assTextQuestion::getValidScoringModes ( )

static

Definition at line 979 of file class.assTextQuestion.php.

    {
        return array_merge(self::getScoringModesWithPointsByQuestion(), self::getScoringModesWithPointsByKeyword());
    }

◆ isAnswered()

assTextQuestion::isAnswered	(	$active_id,
		$pass = `null`
	)

returns boolean wether the question is answered during test pass or not

(overwrites method in class assQuestion)

Parameters

integer	$active_id
integer	$pass

Returns: boolean $answered

Reimplemented from assQuestion.

Definition at line 1005 of file class.assTextQuestion.php.

    {
        $numExistingSolutionRecords = assQuestion::getNumExistingSolutionRecords($active_id, $pass, $this->getId());
 
        return $numExistingSolutionRecords > 0;
    }

References $pass, assQuestion\getId(), and assQuestion\getNumExistingSolutionRecords().

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◆ isComplete()

assTextQuestion::isComplete ( )

Returns true, if a multiple choice question is complete for use.

Returns: boolean True, if the multiple choice question is complete for use, otherwise false

Reimplemented from assQuestion.

Definition at line 88 of file class.assTextQuestion.php.

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

References getMaximumPoints().

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◆ isKeywordMatching()

assTextQuestion::isKeywordMatching	(	$answertext,
		$a_keyword
	)

Checks if one of the keywords matches the answertext.

Parameters

string	$answertext	The answertext of the user
string	$a_keyword	The keyword which should be checked

Returns: boolean TRUE if the keyword matches, FALSE otherwise @access private

Definition at line 412 of file class.assTextQuestion.php.

    {
        $result = false;
        $textrating = $this->getTextRating();
        include_once "./Services/Utilities/classes/class.ilStr.php";
        switch ($textrating) {
            case TEXTGAP_RATING_CASEINSENSITIVE:
                if (ilStr::strPos(ilStr::strToLower($answertext), ilStr::strToLower($a_keyword)) !== false) {
                    return true;
                }
                break;
            case TEXTGAP_RATING_CASESENSITIVE:
                if (ilStr::strPos($answertext, $a_keyword) !== false) {
                    return true;
                }
                break;
        }
        
        // "<p>red</p>" would not match "red" even with distance of 5
        $answertext = strip_tags($answertext);
        
        $answerwords = array();
        if (preg_match_all("/([^\s.]+)/", $answertext, $matches)) {
            foreach ($matches[1] as $answerword) {
                array_push($answerwords, trim($answerword));
            }
        }
        foreach ($answerwords as $a_original) {
            switch ($textrating) {
                case TEXTGAP_RATING_LEVENSHTEIN1:
                    if (levenshtein($a_original, $a_keyword) <= 1) {
                        return true;
                    }
                    break;
                case TEXTGAP_RATING_LEVENSHTEIN2:
                    if (levenshtein($a_original, $a_keyword) <= 2) {
                        return true;
                    }
                    break;
                case TEXTGAP_RATING_LEVENSHTEIN3:
                    if (levenshtein($a_original, $a_keyword) <= 3) {
                        return true;
                    }
                    break;
                case TEXTGAP_RATING_LEVENSHTEIN4:
                    if (levenshtein($a_original, $a_keyword) <= 4) {
                        return true;
                    }
                    break;
                case TEXTGAP_RATING_LEVENSHTEIN5:
                    if (levenshtein($a_original, $a_keyword) <= 5) {
                        return true;
                    }
                    break;
            }
        }
        return $result;
    }

References $result, getTextRating(), ilStr\strPos(), ilStr\strToLower(), TEXTGAP_RATING_CASEINSENSITIVE, TEXTGAP_RATING_CASESENSITIVE, TEXTGAP_RATING_LEVENSHTEIN1, TEXTGAP_RATING_LEVENSHTEIN2, TEXTGAP_RATING_LEVENSHTEIN3, TEXTGAP_RATING_LEVENSHTEIN4, and TEXTGAP_RATING_LEVENSHTEIN5.

Referenced by calculateReachedPointsForSolution().

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◆ isObligationPossible()

static assTextQuestion::isObligationPossible ( $questionId )

static

returns boolean wether it is possible to set this question type as obligatory or not considering the current question configuration

(overwrites method in class assQuestion)

Parameters

integer $questionId

Returns: boolean $obligationPossible

Reimplemented from assQuestion.

Definition at line 1022 of file class.assTextQuestion.php.

    {
        return true;
    }

◆ isValidTextRating()

assTextQuestion::isValidTextRating ( $textRating )

private

Definition at line 388 of file class.assTextQuestion.php.

    {
        switch ($textRating) {
            case TEXTGAP_RATING_CASEINSENSITIVE:
            case TEXTGAP_RATING_CASESENSITIVE:
            case TEXTGAP_RATING_LEVENSHTEIN1:
            case TEXTGAP_RATING_LEVENSHTEIN2:
            case TEXTGAP_RATING_LEVENSHTEIN3:
            case TEXTGAP_RATING_LEVENSHTEIN4:
            case TEXTGAP_RATING_LEVENSHTEIN5:
                return true;
        }
        
        return false;
    }

References TEXTGAP_RATING_CASEINSENSITIVE, TEXTGAP_RATING_CASESENSITIVE, TEXTGAP_RATING_LEVENSHTEIN1, TEXTGAP_RATING_LEVENSHTEIN2, TEXTGAP_RATING_LEVENSHTEIN3, TEXTGAP_RATING_LEVENSHTEIN4, and TEXTGAP_RATING_LEVENSHTEIN5.

Referenced by loadFromDb().

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◆ loadFromDb()

assTextQuestion::loadFromDb ( $question_id )

Loads a assTextQuestion object from a database.

Parameters

object	$db	A pear DB object
integer	$question_id	A unique key which defines the text question in the database @access public

Reimplemented from assQuestion.

Definition at line 120 of file class.assTextQuestion.php.

    {
        global $DIC;
        $ilDB = $DIC['ilDB'];
 
        $result = $ilDB->queryF(
            "SELECT qpl_questions.*, " . $this->getAdditionalTableName() . ".* FROM qpl_questions LEFT JOIN " . $this->getAdditionalTableName() . " ON " . $this->getAdditionalTableName() . ".question_fi = qpl_questions.question_id WHERE qpl_questions.question_id = %s",
            array("integer"),
            array($question_id)
        );
        if ($ilDB->numRows($result) == 1) {
            $data = $ilDB->fetchAssoc($result);
            $this->setId($question_id);
            $this->setObjId($data["obj_fi"]);
            $this->setTitle($data["title"]);
            $this->setComment($data["description"]);
            $this->setOriginalId($data["original_id"]);
            $this->setNrOfTries($data['nr_of_tries']);
            $this->setAuthor($data["author"]);
            $this->setPoints((float) $data["points"]);
            $this->setOwner($data["owner"]);
            include_once("./Services/RTE/classes/class.ilRTE.php");
            $this->setQuestion(ilRTE::_replaceMediaObjectImageSrc($data["question_text"], 1));
            $this->setShuffle($data["shuffle"]);
            $this->setMaxNumOfChars($data["maxnumofchars"]);
            $this->setTextRating($this->isValidTextRating($data["textgap_rating"]) ? $data["textgap_rating"] : TEXTGAP_RATING_CASEINSENSITIVE);
            $this->matchcondition = (strlen($data['matchcondition'])) ? $data['matchcondition'] : 0;
            $this->setEstimatedWorkingTime(substr($data["working_time"], 0, 2), substr($data["working_time"], 3, 2), substr($data["working_time"], 6, 2));
            $this->setKeywordRelation(($data['keyword_relation']));
 
            try {
                $this->setAdditionalContentEditingMode($data['add_cont_edit_mode']);
            } catch (ilTestQuestionPoolException $e) {
            }
        }
 
        $result = $ilDB->queryF(
            "SELECT * FROM qpl_a_essay WHERE question_fi = %s",
            array("integer"),
            array($this->getId())
        );
        
        $this->flushAnswers();
        while ($row = $ilDB->fetchAssoc($result)) {
            $this->addAnswer($row['answertext'], $row['points']);
        }
        
        parent::loadFromDb($question_id);
    }

References $data, $DIC, $ilDB, $result, $row, ilRTE\_replaceMediaObjectImageSrc(), addAnswer(), flushAnswers(), getAdditionalTableName(), assQuestion\getId(), isValidTextRating(), assQuestion\setAdditionalContentEditingMode(), assQuestion\setAuthor(), assQuestion\setComment(), assQuestion\setEstimatedWorkingTime(), assQuestion\setId(), setKeywordRelation(), setMaxNumOfChars(), assQuestion\setNrOfTries(), assQuestion\setObjId(), assQuestion\setOriginalId(), assQuestion\setOwner(), assQuestion\setPoints(), assQuestion\setQuestion(), assQuestion\setShuffle(), setTextRating(), assQuestion\setTitle(), and TEXTGAP_RATING_CASEINSENSITIVE.

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◆ saveToDb()

assTextQuestion::saveToDb ( $original_id = "" )

Saves a assTextQuestion object to a database.

Parameters

string $original_id

Reimplemented from assQuestion.

Definition at line 105 of file class.assTextQuestion.php.

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

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

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◆ saveWorkingData()

assTextQuestion::saveWorkingData	(	$active_id,
		$pass = `null`,
		$authorized = `true`
	)

Saves the learners input of the question to the database.

@access public

Parameters

integer	$active_id	Active id of the user
integer	$pass	Test pass

Returns: boolean $status

Reimplemented from assQuestion.

Definition at line 585 of file class.assTextQuestion.php.

    {
        global $DIC;
        $ilDB = $DIC['ilDB'];
        $ilUser = $DIC['ilUser'];
 
        include_once "./Services/Utilities/classes/class.ilStr.php";
        if (is_null($pass)) {
            include_once "./Modules/Test/classes/class.ilObjTest.php";
            $pass = ilObjTest::_getPass($active_id);
        }
 
        $entered_values = 0;
        $text = $this->getSolutionSubmit();
 
        $this->getProcessLocker()->executeUserSolutionUpdateLockOperation(function () use (&$entered_values, $active_id, $pass, $authorized, $text) {
            $this->removeCurrentSolution($active_id, $pass, $authorized);
 
            if (strlen($text)) {
                $this->saveCurrentSolution($active_id, $pass, trim($text), null, $authorized);
                $entered_values++;
            }
        });
 
        if ($entered_values) {
            include_once("./Modules/Test/classes/class.ilObjAssessmentFolder.php");
            if (ilObjAssessmentFolder::_enabledAssessmentLogging()) {
                assQuestion::logAction($this->lng->txtlng("assessment", "log_user_entered_values", ilObjAssessmentFolder::_getLogLanguage()), $active_id, $this->getId());
            }
        } else {
            include_once("./Modules/Test/classes/class.ilObjAssessmentFolder.php");
            if (ilObjAssessmentFolder::_enabledAssessmentLogging()) {
                assQuestion::logAction($this->lng->txtlng("assessment", "log_user_not_entered_values", ilObjAssessmentFolder::_getLogLanguage()), $active_id, $this->getId());
            }
        }
        
        return true;
    }

References $DIC, $ilDB, $ilUser, $pass, $text, ilObjAssessmentFolder\_enabledAssessmentLogging(), ilObjAssessmentFolder\_getLogLanguage(), ilObjTest\_getPass(), assQuestion\getProcessLocker(), getSolutionSubmit(), assQuestion\logAction(), assQuestion\removeCurrentSolution(), and assQuestion\saveCurrentSolution().

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◆ setAnswers()

assTextQuestion::setAnswers ( $answers )

Definition at line 921 of file class.assTextQuestion.php.

    {
        if (isset($answers['answer'])) {
            $count = count($answers['answer']);
            $withPoints = true;
        } else {
            $count = count($answers);
            $withPoints = false;
        }
        
        $this->flushAnswers();
        
        for ($i = 0; $i < $count; $i++) {
            if ($withPoints) {
                $this->addAnswer($answers['answer'][$i], $answers['points'][$i]);
            } else {
                $this->addAnswer($answers[$i], 0);
            }
        }
    }

References $answers, $i, addAnswer(), and flushAnswers().

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◆ setExportDetailsXLS()

assTextQuestion::setExportDetailsXLS	(	$worksheet,
		$startrow,
		$active_id,
		$pass
	)

{Creates an Excel worksheet for the detailed cumulated results of this question.

Parameters

object	$worksheet	Reference to the parent excel worksheet
object	$startrow	Startrow of the output in the excel worksheet
object	$active_id	Active id of the participant
object	$pass	Test pass

Returns: object

}

Reimplemented from assQuestion.

Definition at line 768 of file class.assTextQuestion.php.

    {
        parent::setExportDetailsXLS($worksheet, $startrow, $active_id, $pass);
 
        $solutions = $this->getSolutionValues($active_id, $pass);
        
        $i = 1;
        $worksheet->setCell($startrow + $i, 0, $this->lng->txt("result"));
        $worksheet->setBold($worksheet->getColumnCoord(0) . ($startrow + $i));
        
        require_once 'Modules/Test/classes/class.ilObjAssessmentFolder.php';
        $assessment_folder = new ilObjAssessmentFolder();
 
        $string_escaping_org_value = $worksheet->getStringEscaping();
        if ($assessment_folder->getExportEssayQuestionsWithHtml() == 1) {
            $worksheet->setStringEscaping(false);
        }
 
        if (strlen($solutions[0]["value1"])) {
            $worksheet->setCell($startrow + $i, 1, $solutions[0]["value1"]);
        }
        $i++;
 
        $worksheet->setStringEscaping($string_escaping_org_value);
        return $startrow + $i + 1;
    }

References $i, $pass, and assQuestion\getSolutionValues().

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◆ setKeywordRelation()

assTextQuestion::setKeywordRelation ( $a_relation )

This method implements a default behaviour.

During the creation of a text question, the record which holds the keyword relation is not existing, so keyword_relation defaults to 'one'.

Definition at line 974 of file class.assTextQuestion.php.

    {
        $this->keyword_relation = $a_relation;
    }

Referenced by loadFromDb().

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◆ setMaxNumOfChars()

assTextQuestion::setMaxNumOfChars ( $maxchars = 0 )

Sets the maximum number of characters for the text solution.

Parameters

integer $maxchars The maximum number of characters for the text solution @access public

See also: $maxNumOfChars

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

    {
        $this->maxNumOfChars = $maxchars;
    }

Referenced by loadFromDb().

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◆ setReachedPoints()

assTextQuestion::setReachedPoints	(	$active_id,
		$points,
		$pass = `null`
	)

Sets the points, a learner has reached answering the question.

Parameters

integer	$user_id	The database ID of the learner
integer	$test_id	The database Id of the test containing the question
integer	$points	The points the user has reached answering the question

Returns: boolean true on success, otherwise false @access public

Definition at line 367 of file class.assTextQuestion.php.

    {
        global $DIC;
        $ilDB = $DIC['ilDB'];
        
        if (($points > 0) && ($points <= $this->getPoints())) {
            if (is_null($pass)) {
                $pass = $this->getSolutionMaxPass($active_id);
            }
            $affectedRows = $ilDB->manipulateF(
                "UPDATE tst_test_result SET points = %s WHERE active_fi = %s AND question_fi = %s AND pass = %s",
                array('float','integer','integer','integer'),
                array($points, $active_id, $this->getId(), $pass)
            );
            self::_updateTestPassResults($active_id, $pass);
            return true;
        } else {
            return true;
        }
    }

References $DIC, $ilDB, $pass, assQuestion\$points, assQuestion\getId(), assQuestion\getPoints(), and assQuestion\getSolutionMaxPass().

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◆ setTextRating()

assTextQuestion::setTextRating ( $a_text_rating )

Sets the rating option for text comparisons.

Parameters

string $a_textgap_rating The rating option for text comparisons

See also: $textgap_rating @access User interface

Definition at line 727 of file class.assTextQuestion.php.

    {
        switch ($a_text_rating) {
            case TEXTGAP_RATING_CASEINSENSITIVE:
            case TEXTGAP_RATING_CASESENSITIVE:
            case TEXTGAP_RATING_LEVENSHTEIN1:
            case TEXTGAP_RATING_LEVENSHTEIN2:
            case TEXTGAP_RATING_LEVENSHTEIN3:
            case TEXTGAP_RATING_LEVENSHTEIN4:
            case TEXTGAP_RATING_LEVENSHTEIN5:
                $this->text_rating = $a_text_rating;
                break;
            default:
                $this->text_rating = TEXTGAP_RATING_CASEINSENSITIVE;
                break;
        }
    }

References TEXTGAP_RATING_CASEINSENSITIVE, TEXTGAP_RATING_CASESENSITIVE, TEXTGAP_RATING_LEVENSHTEIN1, TEXTGAP_RATING_LEVENSHTEIN2, TEXTGAP_RATING_LEVENSHTEIN3, TEXTGAP_RATING_LEVENSHTEIN4, and TEXTGAP_RATING_LEVENSHTEIN5.

Referenced by loadFromDb().

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◆ toJSON()

assTextQuestion::toJSON ( )

Returns a JSON representation of the question.

Reimplemented from assQuestion.

Definition at line 798 of file class.assTextQuestion.php.

    {
        include_once("./Services/RTE/classes/class.ilRTE.php");
        $result = array();
        $result['id'] = (int) $this->getId();
        $result['type'] = (string) $this->getQuestionType();
        $result['title'] = (string) $this->getTitle();
        $result['question'] = $this->formatSAQuestion($this->getQuestion());
        $result['nr_of_tries'] = (int) $this->getNrOfTries();
        $result['shuffle'] = (bool) $this->getShuffle();
        $result['maxlength'] = (int) $this->getMaxNumOfChars();
        return json_encode($result);
    }

References $result, assQuestion\formatSAQuestion(), assQuestion\getId(), getMaxNumOfChars(), assQuestion\getNrOfTries(), assQuestion\getQuestion(), getQuestionType(), assQuestion\getShuffle(), and assQuestion\getTitle().

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Field Documentation

◆ $answers

assTextQuestion::$answers

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

Referenced by calculateReachedPointsForSolution(), getAnswers(), and setAnswers().

◆ $keyword_relation

assTextQuestion::$keyword_relation = 'any'

Definition at line 55 of file class.assTextQuestion.php.

Referenced by getKeywordRelation().

◆ $keywords

assTextQuestion::$keywords

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

◆ $matchcondition

assTextQuestion::$matchcondition

private

Definition at line 53 of file class.assTextQuestion.php.

◆ $maxNumOfChars

assTextQuestion::$maxNumOfChars

Definition at line 31 of file class.assTextQuestion.php.

Referenced by getMaxNumOfChars().

◆ $text_rating

assTextQuestion::$text_rating

Definition at line 50 of file class.assTextQuestion.php.

Referenced by getTextRating().

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

Modules/TestQuestionPool/classes/class.assTextQuestion.php

Public Member Functions

Static Public Member Functions

Data Fields

Protected Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ __construct()

Member Function Documentation

◆ addAnswer()

◆ calculateReachedPoints()

◆ calculateReachedPointsForSolution()

◆ copyObject()

◆ countLetters()

◆ createNewOriginalFromThisDuplicate()

◆ createRandomSolution()

◆ deleteAnswer()

◆ duplicate()

◆ duplicateAnswers()

◆ flushAnswers()

◆ getAdditionalTableName()

◆ getAnswer()

◆ getAnswerCount()

◆ getAnswers()

◆ getAnswerTableName()

◆ getKeywordRelation()

◆ getLatestAutosaveContent()

◆ getMaximumPoints()

◆ getMaxNumOfChars()

◆ getMinimumPoints()

◆ getQuestionType()

◆ getRTETextWithMediaObjects()

◆ getScoringModesWithPointsByKeyword()

◆ getScoringModesWithPointsByQuestion()

◆ getSolutionSubmit()

◆ getTextRating()

◆ getValidScoringModes()

◆ isAnswered()

◆ isComplete()

◆ isKeywordMatching()

◆ isObligationPossible()

◆ isValidTextRating()

◆ loadFromDb()

◆ saveToDb()

◆ saveWorkingData()

◆ setAnswers()

◆ setExportDetailsXLS()

◆ setKeywordRelation()

◆ setMaxNumOfChars()

◆ setReachedPoints()

◆ setTextRating()

◆ toJSON()

Field Documentation

◆ $answers

◆ $keyword_relation

◆ $keywords

◆ $matchcondition

◆ $maxNumOfChars

◆ $text_rating