Class for multiple choice tests. More...
Inheritance diagram for assMultipleChoice:
Collaboration diagram for assMultipleChoice:
Public Member Functions | |
| setIsSingleline ($isSingleline) | |
| getIsSingleline () | |
| setLastChange ($lastChange) | |
| getLastChange () | |
| __construct ( $title="", $comment="", $author="", $owner=-1, $question="", $output_type=OUTPUT_ORDER) | |
| assMultipleChoice constructor More... | |
| getSelectionLimit () | |
| setSelectionLimit ($selectionLimit) | |
| isComplete () | |
| Returns true, if a multiple choice question is complete for use. More... | |
| saveToDb ($original_id="") | |
| Saves a assMultipleChoice object to a database. More... | |
| getThumbPrefix () | |
| loadFromDb ($question_id) | |
| Loads a assMultipleChoice object from a database. More... | |
| duplicate ($for_test=true, $title="", $author="", $owner="", $testObjId=null) | |
| Duplicates an assMultipleChoiceQuestion. More... | |
| copyObject ($target_questionpool_id, $title="") | |
| Copies an assMultipleChoice object. More... | |
| createNewOriginalFromThisDuplicate ($targetParentId, $targetQuestionTitle="") | |
| getOutputType () | |
| Gets the multiple choice output type which is either OUTPUT_ORDER (=0) or OUTPUT_RANDOM (=1). More... | |
| setOutputType ($output_type=OUTPUT_ORDER) | |
| Sets the output type of the assMultipleChoice object. More... | |
| addAnswer ( $answertext="", $points=0.0, $points_unchecked=0.0, $order=0, $answerimage="") | |
| Adds a possible answer for a multiple choice question. More... | |
| getAnswerCount () | |
| Returns the number of answers. More... | |
| getAnswer ($index=0) | |
| Returns an answer with a given index. More... | |
| deleteAnswer ($index=0) | |
| Deletes an answer with a given index. More... | |
| flushAnswers () | |
| Deletes all answers. More... | |
| getMaximumPoints () | |
| Returns the maximum points, a learner can reach answering the question. More... | |
| calculateReachedPoints ($active_id, $pass=NULL, $authorizedSolution=true, $returndetails=FALSE) | |
| Returns the points, a learner has reached answering the question. More... | |
| validateSolutionSubmit () | |
| syncWithOriginal () | |
| getQuestionType () | |
| Returns the question type of the question. More... | |
| getAdditionalTableName () | |
| Returns the name of the additional question data table in the database. More... | |
| getAnswerTableName () | |
| Returns the name of the answer table in the database. More... | |
| setImageFile ($image_filename, $image_tempfilename="") | |
| Sets the image file and uploads the image to the object's image directory. More... | |
| copyImages ($question_id, $source_questionpool) | |
| getRTETextWithMediaObjects () | |
| Collects all text in the question which could contain media objects which were created with the Rich Text Editor. More... | |
| & | getAnswers () |
| Returns a reference to the answers array. More... | |
| setExportDetailsXLS ($worksheet, $startrow, $active_id, $pass) | |
| {} More... | |
| getThumbSize () | |
| setThumbSize ($a_size) | |
| toJSON () | |
| Returns a JSON representation of the question. More... | |
| removeAnswerImage ($index) | |
| getMultilineAnswerSetting () | |
| setMultilineAnswerSetting ($a_setting=0) | |
| setSpecificFeedbackSetting ($a_feedback_setting) | |
| Sets the feedback settings in effect for the question. More... | |
| getSpecificFeedbackSetting () | |
| Gets the current feedback settings in effect for the question. More... | |
| getSpecificFeedbackAllCorrectOptionLabel () | |
| isAnswered ($active_id, $pass=NULL) | |
| returns boolean wether the question is answered during test pass or not More... | |
| getOperators ($expression) | |
| Get all available operations for a specific question. More... | |
| getExpressionTypes () | |
| Get all available expression types for a specific question. More... | |
| getAvailableAnswerOptions ($index=null) | |
| If index is null, the function returns an array with all anwser options Else it returns the specific answer option. More... | |
| 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, $pass) | |
| removeExistingSolutions ($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... | |
| 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... | |
| Public Member Functions inherited from iQuestionCondition | |
| getUserQuestionResult ($active_id, $pass) | |
| Get the user solution for a question by active_id and the test pass. More... | |
Protected Member Functions | |
| rebuildThumbnails () | |
| Rebuild the thumbnail images with a new thumbnail size. More... | |
| generateThumbForFile ($path, $file) | |
| reworkWorkingData ($active_id, $pass, $obligationsAnswered, $authorized) | |
| {} More... | |
| deleteImage ($image_filename) | |
| Deletes an image file. More... | |
| syncImages () | |
| Sync images of a MC question on synchronisation with the original question. More... | |
| lmMigrateQuestionTypeSpecificContent (ilAssSelfAssessmentMigrator $migrator) | |
| getSolutionSubmit () | |
| calculateReachedPointsForSolution ($found_values, $active_id=0) | |
| Protected Member Functions inherited from assQuestion | |
| getQuestionAction () | |
| isNonEmptyItemListPostSubmission ($postSubmissionFieldname) | |
| ensureCurrentTestPass ($active_id, $pass) | |
| lookupCurrentTestPass ($active_id, $pass) | |
| lookupTestId ($active_id) | |
| log ($active_id, $langVar) | |
| reworkWorkingData ($active_id, $pass, $obligationsAnswered, $authorized) | |
| Reworks the allready saved working data if neccessary. More... | |
| 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, $passIndex) | |
| deleteSolutionRecordByValues ($activeId, $passIndex, $authorized, $matchValues) | |
| duplicateIntermediateSolutionAuthorized ($activeId, $passIndex) | |
| forceExistingIntermediateSolution ($activeId, $passIndex, $considerDummyRecordCreation) | |
| buildTestPresentationConfig () | |
| build basic test question configuration instance More... | |
Protected Attributes | |
| $thumb_size | |
| $selectionLimit | |
| 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 | |
| $testQuestionConfig | |
Additional Inherited Members | |
| Static Public Member Functions inherited from assQuestion | |
| static | setForcePassResultUpdateEnabled ($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 $processLocker=null) |
| Move this to a proper place. More... | |
| static | logAction ($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) |
| 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, $pass) |
| Static Protected Member Functions inherited from assQuestion | |
| static | getNumExistingSolutionRecords ($activeId, $pass, $questionId) |
| returns the number of existing solution records for the given test active / pass and given question id More... | |
| static | getKeyValuesImplosionSeparator () |
| Static Protected Attributes inherited from assQuestion | |
| static | $allowedFileExtensionsByMimeType |
| static | $allowedCharsetsByMimeType |
| static | $allowedImageMaterialFileExtensionsByMimeType |
| static | $forcePassResultsUpdateEnabled = false |
| static | $imageSourceFixReplaceMap |
Detailed Description
Class for multiple choice tests.
assMultipleChoice is a class for multiple choice questions.
- Version
- $Id$
Definition at line 27 of file class.assMultipleChoice.php.
Constructor & Destructor Documentation
◆ __construct()
| assMultipleChoice::__construct | ( | $title = "", |
|
$comment = "", |
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$author = "", |
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$owner = -1, |
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$question = "", |
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$output_type = OUTPUT_ORDER |
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| ) |
assMultipleChoice constructor
The constructor takes possible arguments an creates an instance of the assMultipleChoice 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 multiple choice question int | string $output_type The output order of the multiple choice answers
- See also
- assQuestion:assQuestion()
Definition at line 106 of file class.assMultipleChoice.php.
References assQuestion\$author, assQuestion\$comment, $output_type, assQuestion\$owner, assQuestion\$question, assQuestion\$title, and array.
Member Function Documentation
◆ addAnswer()
| assMultipleChoice::addAnswer | ( | $answertext = "", |
|
$points = 0.0, |
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$points_unchecked = 0.0, |
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$order = 0, |
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$answerimage = "" |
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| ) |
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) float $points_unchecked The points for not selecting the answer (even positive points can be used) integer $order A possible display order of the answer string $answerimage
- See also
- $answers
- ASS_AnswerBinaryStateImage
Definition at line 461 of file class.assMultipleChoice.php.
References $changed, assQuestion\$points, and array.
◆ calculateReachedPoints()
| assMultipleChoice::calculateReachedPoints | ( | $active_id, | |
$pass = NULL, |
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$authorizedSolution = true, |
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$returndetails = FALSE |
|||
| ) |
Returns the points, a learner has reached answering the question.
The points are calculated from the given answers.
- Parameters
-
integer $active_id integer $pass boolean $returndetails (deprecated !!)
- Exceptions
-
ilTestException
- Returns
- integer|array $points/$details (array $details is deprecated !!)
Definition at line 593 of file class.assMultipleChoice.php.
References $data, $ilDB, $pass, assQuestion\$points, $result, array, calculateReachedPointsForSolution(), assQuestion\getCurrentSolutionResultSet(), and assQuestion\getSolutionMaxPass().
Referenced by getExpressionTypes().
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◆ calculateReachedPointsForSolution()
|
protected |
- Parameters
-
$found_values $active_id
- Returns
- int
Definition at line 1337 of file class.assMultipleChoice.php.
References assQuestion\$points, and ilObjTest\_getMCScoring().
Referenced by calculateReachedPoints().
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◆ copyImages()
| assMultipleChoice::copyImages | ( | $question_id, | |
| $source_questionpool | |||
| ) |
Definition at line 930 of file class.assMultipleChoice.php.
References $filename, $ilLog, assQuestion\getImagePath(), getThumbPrefix(), and ilUtil\makeDirParents().
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◆ copyObject()
| assMultipleChoice::copyObject | ( | $target_questionpool_id, | |
$title = "" |
|||
| ) |
Copies an assMultipleChoice object.
Definition at line 357 of file class.assMultipleChoice.php.
References assQuestion\$original_id, assQuestion\$title, assQuestion\_getOriginalId(), and assQuestion\getObjId().
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◆ createNewOriginalFromThisDuplicate()
| assMultipleChoice::createNewOriginalFromThisDuplicate | ( | $targetParentId, | |
$targetQuestionTitle = "" |
|||
| ) |
Definition at line 388 of file class.assMultipleChoice.php.
References assQuestion\$id, and assQuestion\getObjId().
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◆ deleteAnswer()
| assMultipleChoice::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
- See also
- $answers
Definition at line 531 of file class.assMultipleChoice.php.
References deleteImage().
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◆ deleteImage()
|
protected |
Deletes an image file.
- Parameters
-
string $image_filename Name of the image file to delete
Definition at line 872 of file class.assMultipleChoice.php.
References $filename, $ilLog, assQuestion\getImagePath(), getThumbPrefix(), and ilUtil\makeDirParents().
Referenced by deleteAnswer(), and removeAnswerImage().
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◆ duplicate()
| assMultipleChoice::duplicate | ( | $for_test = true, |
|
$title = "", |
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$author = "", |
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$owner = "", |
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$testObjId = null |
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| ) |
Duplicates an assMultipleChoiceQuestion.
Definition at line 298 of file class.assMultipleChoice.php.
References assQuestion\$author, assQuestion\$original_id, assQuestion\$owner, assQuestion\$title, assQuestion\_getOriginalId(), assQuestion\getId(), and assQuestion\getObjId().
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◆ flushAnswers()
| assMultipleChoice::flushAnswers | ( | ) |
Deletes all answers.
- See also
- $answers
Definition at line 554 of file class.assMultipleChoice.php.
References array.
◆ generateThumbForFile()
|
protected |
- Parameters
-
$path string $file string
Definition at line 202 of file class.assMultipleChoice.php.
References $file, $filename, $path, ilUtil\convertImage(), getThumbPrefix(), and getThumbSize().
Referenced by rebuildThumbnails(), and setImageFile().
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◆ getAdditionalTableName()
| assMultipleChoice::getAdditionalTableName | ( | ) |
Returns the name of the additional question data table in the database.
- Returns
- string The additional table name
Definition at line 808 of file class.assMultipleChoice.php.
Referenced by loadFromDb(), and validateSolutionSubmit().
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◆ getAnswer()
| assMultipleChoice::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
- See also
- $answers
Definition at line 515 of file class.assMultipleChoice.php.
Referenced by getAvailableAnswerOptions().
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◆ getAnswerCount()
| assMultipleChoice::getAnswerCount | ( | ) |
Returns the number of answers.
- Returns
- integer The number of answers of the multiple choice question
- See also
- $answers
Definition at line 502 of file class.assMultipleChoice.php.
Referenced by validateSolutionSubmit().
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◆ getAnswers()
| & assMultipleChoice::getAnswers | ( | ) |
Returns a reference to the answers array.
Definition at line 1027 of file class.assMultipleChoice.php.
References $answers.
Referenced by getAvailableAnswerOptions(), lmMigrateQuestionTypeSpecificContent(), rebuildThumbnails(), setExportDetailsXLS(), and toJSON().
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◆ getAnswerTableName()
| assMultipleChoice::getAnswerTableName | ( | ) |
Returns the name of the answer table in the database.
- Returns
- string The answer table name
Definition at line 818 of file class.assMultipleChoice.php.
◆ getAvailableAnswerOptions()
| assMultipleChoice::getAvailableAnswerOptions | ( | $index = null | ) |
If index is null, the function returns an array with all anwser options Else it returns the specific answer option.
- Parameters
-
null | int $index
- Returns
- array|ASS_AnswerSimple
Implements iQuestionCondition.
Definition at line 1444 of file class.assMultipleChoice.php.
References getAnswer(), and getAnswers().
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◆ getExpressionTypes()
| assMultipleChoice::getExpressionTypes | ( | ) |
Get all available expression types for a specific question.
- Returns
- array
Implements iQuestionCondition.
Definition at line 1380 of file class.assMultipleChoice.php.
References $data, $ilDB, $pass, assQuestion\$points, $result, $row, array, calculateReachedPoints(), iQuestionCondition\EmptyAnswerExpression, iQuestionCondition\ExclusiveResultExpression, assQuestion\getId(), getMaximumPoints(), iQuestionCondition\getUserQuestionResult(), iQuestionCondition\NumberOfResultExpression, and iQuestionCondition\PercentageResultExpression.
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◆ getIsSingleline()
| assMultipleChoice::getIsSingleline | ( | ) |
◆ getLastChange()
| assMultipleChoice::getLastChange | ( | ) |
◆ getMaximumPoints()
| assMultipleChoice::getMaximumPoints | ( | ) |
Returns the maximum points, a learner can reach answering the question.
- See also
- $points
Definition at line 564 of file class.assMultipleChoice.php.
References assQuestion\$points.
Referenced by getExpressionTypes(), and isComplete().
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◆ getMultilineAnswerSetting()
| assMultipleChoice::getMultilineAnswerSetting | ( | ) |
◆ getOperators()
| assMultipleChoice::getOperators | ( | $expression | ) |
Get all available operations for a specific question.
- Parameters
-
string $expression
Implements iQuestionCondition.
Definition at line 1370 of file class.assMultipleChoice.php.
References ilOperatorsExpressionMapping\getOperatorsByExpression().
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◆ getOutputType()
| assMultipleChoice::getOutputType | ( | ) |
Gets the multiple choice output type which is either OUTPUT_ORDER (=0) or OUTPUT_RANDOM (=1).
- Returns
- integer The output type of the assMultipleChoice object
- See also
- $output_type
Definition at line 431 of file class.assMultipleChoice.php.
References $output_type.
◆ getQuestionType()
| assMultipleChoice::getQuestionType | ( | ) |
Returns the question type of the question.
- Returns
- integer The question type of the question
Definition at line 798 of file class.assMultipleChoice.php.
Referenced by toJSON().
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◆ getRTETextWithMediaObjects()
| assMultipleChoice::getRTETextWithMediaObjects | ( | ) |
Collects all text in the question which could contain media objects which were created with the Rich Text Editor.
Definition at line 1012 of file class.assMultipleChoice.php.
References $text, and assQuestion\getId().
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◆ getSelectionLimit()
| assMultipleChoice::getSelectionLimit | ( | ) |
- Returns
- int
Definition at line 127 of file class.assMultipleChoice.php.
References $selectionLimit.
Referenced by toJSON(), and validateSolutionSubmit().
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◆ getSolutionSubmit()
|
protected |
- Returns
- array
Definition at line 1316 of file class.assMultipleChoice.php.
Referenced by validateSolutionSubmit().
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◆ getSpecificFeedbackAllCorrectOptionLabel()
| assMultipleChoice::getSpecificFeedbackAllCorrectOptionLabel | ( | ) |
Implements ilAssSpecificFeedbackOptionLabelProvider.
Definition at line 1205 of file class.assMultipleChoice.php.
◆ getSpecificFeedbackSetting()
| assMultipleChoice::getSpecificFeedbackSetting | ( | ) |
Gets the current feedback settings in effect for the question.
Values are: 1 - Feedback is shown for all answer options. 2 - Feedback is shown for all checked/selected options. 3 - Feedback is shown for all correct options.
- Returns
- integer
Definition at line 1193 of file class.assMultipleChoice.php.
References $feedback_setting.
Referenced by validateSolutionSubmit().
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◆ getThumbPrefix()
| assMultipleChoice::getThumbPrefix | ( | ) |
- Returns
- string
Definition at line 193 of file class.assMultipleChoice.php.
Referenced by copyImages(), deleteImage(), generateThumbForFile(), and syncImages().
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◆ getThumbSize()
| assMultipleChoice::getThumbSize | ( | ) |
Definition at line 1068 of file class.assMultipleChoice.php.
References $thumb_size.
Referenced by generateThumbForFile(), rebuildThumbnails(), setImageFile(), toJSON(), and validateSolutionSubmit().
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◆ isAnswered()
| assMultipleChoice::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
Definition at line 1221 of file class.assMultipleChoice.php.
References $ilDB, $pass, $query, $res, $row, array, assQuestion\getId(), assQuestion\getNumExistingSolutionRecords(), and assQuestion\isObligationPossible().
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◆ isComplete()
| assMultipleChoice::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 public
Definition at line 146 of file class.assMultipleChoice.php.
References getMaximumPoints().
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◆ lmMigrateQuestionTypeSpecificContent()
|
protected |
- Parameters
-
ilAssSelfAssessmentMigrator $migrator
Definition at line 1081 of file class.assMultipleChoice.php.
References getAnswers(), and ilAssSelfAssessmentMigrator\migrateToLmContent().
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◆ loadFromDb()
| assMultipleChoice::loadFromDb | ( | $question_id | ) |
Loads a assMultipleChoice object from a database.
- Parameters
-
integer $question_id A unique key which defines the multiple choice test in the database
Definition at line 231 of file class.assMultipleChoice.php.
References $data, $ilDB, $result, assQuestion\$shuffle, ilRTE\_replaceMediaObjectImageSrc(), array, getAdditionalTableName(), assQuestion\getImagePath(), assQuestion\setAdditionalContentEditingMode(), assQuestion\setAuthor(), assQuestion\setComment(), assQuestion\setEstimatedWorkingTime(), assQuestion\setId(), assQuestion\setNrOfTries(), assQuestion\setObjId(), assQuestion\setOriginalId(), assQuestion\setOwner(), assQuestion\setPoints(), assQuestion\setQuestion(), setSelectionLimit(), assQuestion\setShuffle(), setThumbSize(), and assQuestion\setTitle().
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◆ rebuildThumbnails()
|
protected |
Rebuild the thumbnail images with a new thumbnail size.
Definition at line 176 of file class.assMultipleChoice.php.
References generateThumbForFile(), getAnswers(), assQuestion\getImagePath(), and getThumbSize().
Referenced by validateSolutionSubmit().
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◆ removeAnswerImage()
| assMultipleChoice::removeAnswerImage | ( | $index | ) |
Definition at line 1142 of file class.assMultipleChoice.php.
References deleteImage().
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◆ reworkWorkingData()
|
protected |
{}
Definition at line 779 of file class.assMultipleChoice.php.
◆ saveToDb()
| assMultipleChoice::saveToDb | ( | $original_id = "" | ) |
Saves a assMultipleChoice object to a database.
- Parameters
-
string $original_id
Definition at line 163 of file class.assMultipleChoice.php.
References assQuestion\$original_id, assQuestion\getId(), ilObjQuestionScoringAdjustable\saveAdditionalQuestionDataToDb(), ilObjAnswerScoringAdjustable\saveAnswerSpecificDataToDb(), and assQuestion\saveQuestionDataToDb().
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◆ setExportDetailsXLS()
| assMultipleChoice::setExportDetailsXLS | ( | $worksheet, | |
| $startrow, | |||
| $active_id, | |||
| $pass | |||
| ) |
{}
Definition at line 1035 of file class.assMultipleChoice.php.
References assQuestion\$id, $pass, $worksheet, getAnswers(), and assQuestion\getSolutionValues().
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◆ setImageFile()
| assMultipleChoice::setImageFile | ( | $image_filename, | |
$image_tempfilename = "" |
|||
| ) |
Sets the image file and uploads the image to the object's image directory.
- Parameters
-
string $image_filename Name of the original image file string $image_tempfilename Name of the temporary uploaded image file
- Returns
- integer An errorcode if the image upload fails, 0 otherwise
Definition at line 830 of file class.assMultipleChoice.php.
References $result, generateThumbForFile(), assQuestion\getImagePath(), ilObjMediaObject\getMimeType(), getThumbSize(), ilUtil\makeDirParents(), and ilUtil\moveUploadedFile().
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◆ setIsSingleline()
| assMultipleChoice::setIsSingleline | ( | $isSingleline | ) |
- Parameters
-
mixed $isSingleline
Definition at line 63 of file class.assMultipleChoice.php.
References $isSingleline.
◆ setLastChange()
| assMultipleChoice::setLastChange | ( | $lastChange | ) |
- Parameters
-
mixed $lastChange
Definition at line 79 of file class.assMultipleChoice.php.
References $lastChange.
◆ setMultilineAnswerSetting()
| assMultipleChoice::setMultilineAnswerSetting | ( | $a_setting = 0 | ) |
◆ setOutputType()
| assMultipleChoice::setOutputType | ( | $output_type = OUTPUT_ORDER | ) |
Sets the output type of the assMultipleChoice object.
- Parameters
-
int | string $output_type A nonnegative integer value specifying the output type. It is OUTPUT_ORDER (=0) or OUTPUT_RANDOM (=1).
- See also
- $response
Definition at line 443 of file class.assMultipleChoice.php.
References $output_type.
◆ setSelectionLimit()
| assMultipleChoice::setSelectionLimit | ( | $selectionLimit | ) |
- Parameters
-
int $selectionLimit
Definition at line 135 of file class.assMultipleChoice.php.
References $selectionLimit.
Referenced by loadFromDb().
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◆ setSpecificFeedbackSetting()
| assMultipleChoice::setSpecificFeedbackSetting | ( | $a_feedback_setting | ) |
Sets the feedback settings in effect for the question.
Options are: 1 - Feedback is shown for all answer options. 2 - Feedback is shown for all checked/selected options. 3 - Feedback is shown for all correct options.
- Parameters
-
integer $a_feedback_setting
Definition at line 1179 of file class.assMultipleChoice.php.
◆ setThumbSize()
| assMultipleChoice::setThumbSize | ( | $a_size | ) |
Definition at line 1073 of file class.assMultipleChoice.php.
Referenced by loadFromDb().
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◆ syncImages()
|
protected |
Sync images of a MC question on synchronisation with the original question.
Definition at line 965 of file class.assMultipleChoice.php.
References $filename, $ilLog, ilUtil\delDir(), assQuestion\getImagePath(), assQuestion\getOriginalId(), getThumbPrefix(), and ilUtil\makeDirParents().
Referenced by syncWithOriginal().
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◆ syncWithOriginal()
| assMultipleChoice::syncWithOriginal | ( | ) |
Definition at line 784 of file class.assMultipleChoice.php.
References assQuestion\getOriginalId(), and syncImages().
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◆ toJSON()
| assMultipleChoice::toJSON | ( | ) |
Returns a JSON representation of the question.
Definition at line 1093 of file class.assMultipleChoice.php.
References $answers, $mobs, $result, ilObjMediaObject\_getMobsOfObject(), array, assQuestion\formatSAQuestion(), getAnswers(), assQuestion\getId(), assQuestion\getImagePathWeb(), assQuestion\getNrOfTries(), assQuestion\getQuestion(), getQuestionType(), getSelectionLimit(), assQuestion\getShuffle(), getThumbSize(), assQuestion\getTitle(), and string.
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◆ validateSolutionSubmit()
| assMultipleChoice::validateSolutionSubmit | ( | ) |
Definition at line 621 of file class.assMultipleChoice.php.
References $_POST, $data, $ilDB, $pass, $result, ilObjAssessmentFolder\_enabledAssessmentLogging(), ilObjAssessmentFolder\_getLogLanguage(), ilObjTest\_getPass(), ilRTE\_replaceMediaObjectImageSrc(), array, ilUtil\delDir(), getAdditionalTableName(), getAnswerCount(), assQuestion\getId(), assQuestion\getImagePath(), assQuestion\getProcessLocker(), getSelectionLimit(), assQuestion\getShuffle(), getSolutionSubmit(), getSpecificFeedbackSetting(), getThumbSize(), assQuestion\logAction(), rebuildThumbnails(), assQuestion\removeCurrentSolution(), ilObjQuestionScoringAdjustable\saveAdditionalQuestionDataToDb(), ilObjAnswerScoringAdjustable\saveAnswerSpecificDataToDb(), assQuestion\saveCurrentSolution(), assQuestion\saveWorkingData(), ilUtil\sendFailure(), and time.
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Field Documentation
◆ $answers
| assMultipleChoice::$answers |
Definition at line 36 of file class.assMultipleChoice.php.
Referenced by getAnswers(), and toJSON().
◆ $feedback_setting
| assMultipleChoice::$feedback_setting |
Definition at line 50 of file class.assMultipleChoice.php.
Referenced by getSpecificFeedbackSetting().
◆ $isSingleline
| assMultipleChoice::$isSingleline |
Definition at line 48 of file class.assMultipleChoice.php.
Referenced by getIsSingleline(), and setIsSingleline().
◆ $lastChange
| assMultipleChoice::$lastChange |
Definition at line 49 of file class.assMultipleChoice.php.
Referenced by getLastChange(), and setLastChange().
◆ $output_type
| assMultipleChoice::$output_type |
Definition at line 46 of file class.assMultipleChoice.php.
Referenced by __construct(), getOutputType(), and setOutputType().
◆ $selectionLimit
|
protected |
Definition at line 58 of file class.assMultipleChoice.php.
Referenced by getSelectionLimit(), and setSelectionLimit().
◆ $thumb_size
|
protected |
Definition at line 53 of file class.assMultipleChoice.php.
Referenced by getThumbSize().
The documentation for this class was generated from the following file:
- Modules/TestQuestionPool/classes/class.assMultipleChoice.php
