assMultipleChoice Class Reference
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="", $output_type=OUTPUT_ORDER) | |
| assMultipleChoice constructor More... | |
| isComplete () | |
| Returns true, if a multiple choice question is complete for use. More... | |
| saveToDb ($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, $returndetails=FALSE) | |
| Returns the points, a learner has reached answering the question. More... | |
| syncWithOriginal () | |
| getQuestionType () | |
| Returns the question type of the question. More... | |
| getAdditionalTableName () | |
| Returns the name of the additional question data table in the database. More... | |
| getAnswerTableName () | |
| Returns the name of the answer table in the database. More... | |
| setImageFile ($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, $pass, &$format_title, &$format_bold) | |
| Creates an Excel worksheet for the detailed cumulated results of this question. More... | |
| getThumbSize () | |
| setThumbSize ($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 ($owner="") | |
| Sets the creator/owner ID of the assQuestion object. More... | |
| getTitle () | |
| Gets the title string of the assQuestion object. More... | |
| getId () | |
| Gets the id of the assQuestion object. More... | |
| getShuffle () | |
| Gets the shuffle flag. More... | |
| getTestId () | |
| Gets the test id of the assQuestion object. More... | |
| getComment () | |
| Gets the comment string of the assQuestion object. More... | |
| getOutputType () | |
| Gets the output type. More... | |
| supportsJavascriptOutput () | |
| Returns true if the question type supports JavaScript output. More... | |
| supportsNonJsOutput () | |
| requiresJsSwitch () | |
| getEstimatedWorkingTime () | |
| Gets the estimated working time of a question. More... | |
| getAuthor () | |
| Gets the authors name of the assQuestion object. More... | |
| getOwner () | |
| Gets the creator/owner ID of the assQuestion object. More... | |
| getObjId () | |
| Get the object id of the container object. More... | |
| setObjId ($obj_id=0) | |
| Set the object id of the container object. More... | |
| setExternalId ($external_id) | |
| getExternalId () | |
| _getMaximumPoints ($question_id) | |
| Returns the maximum points, a learner can reach answering the question. More... | |
| & | _getQuestionInfo ($question_id) |
| Returns question information from the database. More... | |
| getSuggestedSolutionOutput () | |
| & | _getSuggestedSolution ($question_id, $subquestion_index=0) |
| Returns a suggested solution for a given subquestion index. More... | |
| getSuggestedSolutions () | |
| Return the suggested solutions. More... | |
| _getReachedPoints ($active_id, $question_id, $pass=NULL) | |
| Returns the points, a learner has reached answering the question. More... | |
| getReachedPoints ($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 $previewSession) | |
| persists the preview state for current user and question More... | |
| saveWorkingData ($active_id, $pass=NULL, $authorized=true) | |
| Saves the learners input of the question to the database. More... | |
| _updateTestResultCache ($active_id, ilAssQuestionProcessLocker $processLocker=null) | |
| @TODO Move this to a proper place. More... | |
| logAction ($logtext="", $active_id="", $question_id="") | |
| Logs an action into the Test&Assessment log. More... | |
| _logAction ($logtext="", $active_id="", $question_id="") | |
| Logs an action into the Test&Assessment log. More... | |
| moveUploadedMediaFile ($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, $parentObjectId) | |
| getFlashPath () | |
| Returns the image path for web accessable flash files of a question. More... | |
| getJavaPathWeb () | |
| Returns the web image path for web accessable java applets of a question. More... | |
| getSuggestedSolutionPathWeb () | |
| Returns the web path for a suggested solution. More... | |
| getImagePathWeb () | |
| Returns the web image path for web accessable images of a question. More... | |
| getFlashPathWeb () | |
| Returns the web image path for web accessable flash applications of a question. More... | |
| getUserSolutionPreferingIntermediate ($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... | |
| getQuestionTypeFromDb ($question_id) | |
| get question type for question id More... | |
| getAdditionalTableName () | |
| Returns the name of the additional question data table in the database. More... | |
| getAnswerTableName () | |
| Returns the name of the answer table in the database. More... | |
| deleteAnswers ($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 $this inside this method More... | |
| _getTitle ($a_q_id) | |
| Returns the title of a question. More... | |
| _getQuestionText ($a_q_id) | |
| Returns question text. More... | |
| copyXHTMLMediaObjectsOfQuestion ($a_q_id) | |
| syncXHTMLMediaObjectsOfQuestion () | |
| createPageObject () | |
| create page object of question More... | |
| copyPageOfQuestion ($a_q_id) | |
| getPageOfQuestion () | |
| _getQuestionType ($question_id) | |
| Returns the question type of a question with a given id. More... | |
| _getQuestionTitle ($question_id) | |
| Returns the question title of a question with a given id. More... | |
| setOriginalId ($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 ($question_id) | |
| _getInternalLinkHref ($target="") | |
| 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 ($active_id) | |
| Returns the maximum pass a users question solution. More... | |
| _getSolutionMaxPass ($question_id, $active_id) | |
| Returns the maximum pass a users question solution. More... | |
| _isWriteable ($question_id, $user_id) | |
| Returns true if the question is writeable by a certain user. More... | |
| _isUsedInRandomTest ($question_id="") | |
| Checks whether the question is used in a random test or not. More... | |
| calculateReachedPoints ($active_id, $pass=NULL, $authorizedSolution=true, $returndetails=FALSE) | |
| Returns the points, a learner has reached answering the question. More... | |
| 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, $add_mobs=TRUE) | |
| Creates a QTI material tag from a plain text or xhtml text. More... | |
| createNewImageFileName ($image_filename, $unique=false) | |
| _setReachedPoints ($active_id, $question_id, $points, $maxpoints, $pass, $manualscoring, $obligationsEnabled) | |
| Sets the points, a learner has reached answering the question Additionally objective results are updated. More... | |
| getQuestion () | |
| Gets the question string of the question object. More... | |
| setQuestion ($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... | |
| _needsManualScoring ($question_id) | |
| getActiveUserData ($active_id) | |
| Returns the user id and the test id for a given active id. More... | |
| setExportDetailsXLS (&$worksheet, $startrow, $active_id, $pass, &$format_title, &$format_bold) | |
| Creates an Excel worksheet for the detailed cumulated results of this question. More... | |
| __get ($value) | |
| Object getter. More... | |
| __set ($key, $value) | |
| Object setter. More... | |
| getNrOfTries () | |
| setNrOfTries ($a_nr_of_tries) | |
| setExportImagePath ($a_path) | |
| _questionExistsInTest ($question_id, $test_id) | |
| formatSAQuestion ($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, $ignoredSolutionIds=array()) | |
| saveCurrentSolution ($active_id, $pass, $value1, $value2, $authorized=true) | |
| updateCurrentSolution ($solutionId, $value1, $value2, $authorized=true) | |
| updateCurrentSolutionsAuthorization ($activeId, $pass, $authorized) | |
| setStep ($step) | |
| getStep () | |
| toJSON () | |
| duplicate ($for_test=true, $title="", $author="", $owner="", $testObjId=null) | |
| authorizedSolutionExists ($active_id, $pass) | |
| authorizedOrIntermediateSolutionExists ($active_id, $pass) | |
| lookupForExistingSolutions ($activeId, $pass) | |
| Lookup if an authorized or intermediate solution exists. More... | |
| removeExistingSolutions ($activeId, $pass) | |
| resetUsersAnswer ($activeId, $pass) | |
| removeResultRecord ($activeId, $pass) | |
| areObligationsToBeConsidered () | |
| setObligationsToBeConsidered ($obligationsToBeConsidered) | |
| validateSolutionSubmit () | |
| updateTimestamp () | |
| 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 | |
| getOperators ($expression) | |
| Get all available operations for a specific question. More... | |
| getExpressionTypes () | |
| Get all available expression types for a specific question. More... | |
| getUserQuestionResult ($active_id, $pass) | |
| Get the user solution for a question by active_id and the test pass. More... | |
| getAvailableAnswerOptions ($index=null) | |
| If index is null, the function returns an array with all anwser options Else it returns the specific answer option. More... | |
| getSpecificFeedbackAllCorrectOptionLabel () | |
Protected Member Functions | |
| rebuildThumbnails () | |
| Rebuild the thumbnail images with a new thumbnail size. More... | |
| generateThumbForFile ($path, $file) | |
| reworkWorkingData ($active_id, $pass, $obligationsAnswered) | |
| Reworks the allready saved working data if neccessary. More... | |
| deleteImage ($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 | |
| savePreviewData (ilAssQuestionPreviewSession $previewSession) | |
| Reworks the allready saved working data if neccessary. More... | |
| deletePageOfQuestion ($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) | |
| getRTETextWithMediaObjects () | |
| Collects all text in the question which could contain media objects which were created with the Rich Text Editor. More... | |
| 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) | |
| getSelfAssessmentFormatter () | |
Protected Attributes | |
| $thumb_size | |
| 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 | |
| $suggested_solutions | |
| $original_id | |
| $page | |
| $external_id = '' | |
| $questionChangeListeners = array() | |
| $processLocker | |
| $step = null | |
| $lastChange | |
| $shuffler | |
Additional Inherited Members | |
| Static Public Member Functions inherited from assQuestion | |
| static | setForcePassResultUpdateEnabled ($forcePassResultsUpdateEnabled) |
| static | isForcePassResultUpdateEnabled () |
| static | isAllowedImageMimeType ($mimeType) |
| static | fetchMimeTypeIdentifier ($contentTypeString) |
| static | getAllowedFileExtensionsForMimeType ($mimeType) |
| static | isAllowedImageFileExtension ($mimeType, $fileExtension) |
| static | getAllowedImageFileExtensions () |
| static | _getSuggestedSolutionCount ($question_id) |
| Returns the number of suggested solutions associated with a question. More... | |
| static | _getSuggestedSolutionOutput ($question_id) |
| Returns the output of the suggested solution. More... | |
| static | _getTotalRightAnswers ($a_q_id) |
| get number of answers for question id (static) note: do not use $this inside this method More... | |
| static | isFileAvailable ($file) |
| 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 | _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, $a_question_ids) |
| Checks if an array of question ids is answered by an user or not. More... | |
| static | _includeClass ($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 | lookupParentObjId ($questionId) |
| @global ilDB $ilDB More... | |
| static | lookupOriginalParentObjId ($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 ($questionId) |
| returns boolean wether it is possible to set this question type as obligatory or not considering the current question configuration More... | |
| static | setResultGateway ($resultGateway) |
| static | getResultGateway () |
| static | sumTimesInISO8601FormatH_i_s_Extended ($time1, $time2) |
| static | convertISO8601FormatH_i_s_ExtendedToSeconds ($time) |
| static | missingResultRecordExists ($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 Protected Attributes inherited from assQuestion | |
| static | $allowedFileExtensionsByMimeType |
| static | $allowedCharsetsByMimeType |
| 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 = "", |
|||
$author = "", |
|||
$owner = -1, |
|||
$question = "", |
|||
$output_type = OUTPUT_ORDER |
|||
| ) |
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 101 of file class.assMultipleChoice.php.
109 {
111 $this->output_type = $output_type;
112 $this->thumb_size = 150;
113 $this->answers = array();
114 $this->shuffle = 1;
115 }
References assQuestion\$author, assQuestion\$comment, $output_type, assQuestion\$owner, assQuestion\$question, and assQuestion\$title.
Member Function Documentation
◆ addAnswer()
| assMultipleChoice::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) 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
- $answers
- ASS_AnswerBinaryStateImage
Definition at line 437 of file class.assMultipleChoice.php.
444 {
445 include_once "./Modules/TestQuestionPool/classes/class.assAnswerMultipleResponseImage.php";
446 if (array_key_exists($order, $this->answers))
447 {
448 // insert answer
449 $answer = new ASS_AnswerMultipleResponseImage($answertext, $points, $order, $points_unchecked, $answerimage);
450 $newchoices = array();
451 for ($i = 0; $i < $order; $i++)
452 {
453 array_push($newchoices, $this->answers[$i]);
454 }
455 array_push($newchoices, $answer);
456 for ($i = $order; $i < count($this->answers); $i++)
457 {
458 $changed = $this->answers[$i];
459 $changed->setOrder($i+1);
460 array_push($newchoices, $changed);
461 }
462 $this->answers = $newchoices;
463 }
464 else
465 {
466 // add answer
467 $answer = new ASS_AnswerMultipleResponseImage($answertext, $points, count($this->answers), $points_unchecked, $answerimage);
468 array_push($this->answers, $answer);
469 }
470 }
ASS_AnswerBinaryStateImage is a class for answers with a binary state indicator (checked/unchecked,...
Definition: class.assAnswerMultipleResponseImage.php:19
References $changed, and assQuestion\$points.
◆ calculateReachedPoints()
| assMultipleChoice::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.
- Parameters
-
integer $active_id integer $pass boolean $returndetails (deprecated !!)
- Exceptions
-
ilTestException
- Returns
- integer|array $points/$details (array $details is deprecated !!)
Reimplemented from assQuestion.
Definition at line 569 of file class.assMultipleChoice.php.
570 {
571 if( $returndetails )
572 {
574 }
575
576 global $ilDB;
577
578 $found_values = array();
580 {
582 }
585 {
587 {
589 }
590 }
591
593
595 }
calculateReachedPointsForSolution($found_values, $active_id=0)
Definition: class.assMultipleChoice.php:1294
getCurrentSolutionResultSet($active_id, $pass, $authorized=true)
Get a restulset for the current user solution for a this question by active_id and pass.
Definition: class.assQuestion.php:4675
getSolutionMaxPass($active_id)
Returns the maximum pass a users question solution.
Definition: class.assQuestion.php:3261
Base Exception for all Exceptions relating to Modules/Test.
Definition: class.ilTestException.php:15
References $data, $ilDB, $pass, assQuestion\$points, $result, calculateReachedPointsForSolution(), assQuestion\getCurrentSolutionResultSet(), and assQuestion\getSolutionMaxPass().
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◆ calculateReachedPointsForSolution()
|
protected |
- Parameters
-
$found_values $active_id
- Returns
- int
Definition at line 1294 of file class.assMultipleChoice.php.
1295 {
1296 $points = 0;
1297 foreach($this->answers as $key => $answer)
1298 {
1299 if(in_array($key, $found_values))
1300 {
1301 $points += $answer->getPoints();
1302 } else
1303 {
1304 $points += $answer->getPointsUnchecked();
1305 }
1306 }
1307 if($active_id)
1308 {
1309 include_once "./Modules/Test/classes/class.ilObjTest.php";
1310 $mc_scoring = ilObjTest::_getMCScoring($active_id);
1311 if(($mc_scoring == 0) && (count($found_values) == 0))
1312 {
1313 $points = 0;
1314 }
1315 }
1317 }
_getMCScoring($active_id)
Gets the scoring type for multiple choice questions.
Definition: class.ilObjTest.php:2673
References assQuestion\$points, and ilObjTest\_getMCScoring().
Referenced by calculateReachedPoints().
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◆ copyImages()
| assMultipleChoice::copyImages | ( | $question_id, | |
| $source_questionpool | |||
| ) |
Definition at line 881 of file class.assMultipleChoice.php.
882 {
883 global $ilLog;
884 $imagepath = $this->getImagePath();
885 $imagepath_original = str_replace("/$this->id/images", "/$question_id/images", $imagepath);
886 $imagepath_original = str_replace("/$this->obj_id/", "/$source_questionpool/", $imagepath_original);
887 foreach ($this->answers as $answer)
888 {
889 $filename = $answer->getImage();
891 {
892 if (!file_exists($imagepath))
893 {
894 ilUtil::makeDirParents($imagepath);
895 }
897 {
900 }
902 {
903 if (!@copy($imagepath_original . $this->getThumbPrefix() . $filename, $imagepath . $this->getThumbPrefix() . $filename))
904 {
907 }
908 }
909 }
910 }
911 }
getImagePath($question_id=null, $object_id=null)
Returns the image path for web accessable images of a question.
Definition: class.assQuestion.php:1566
static makeDirParents($a_dir)
Create a new directory and all parent directories.
Definition: class.ilUtil.php:2482
References $filename, $ilLog, assQuestion\getImagePath(), getThumbPrefix(), and ilUtil\makeDirParents().
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◆ copyObject()
| assMultipleChoice::copyObject | ( | $target_questionpool_id, | |
$title = "" |
|||
| ) |
Copies an assMultipleChoice object.
Definition at line 333 of file class.assMultipleChoice.php.
334 {
335 if ($this->id <= 0)
336 {
337 // The question has not been saved. It cannot be duplicated
338 return;
339 }
340 // duplicate the question in database
341 $clone = $this;
342 include_once ("./Modules/TestQuestionPool/classes/class.assQuestion.php");
344 $clone->id = -1;
345 $source_questionpool_id = $this->getObjId();
346 $clone->setObjId($target_questionpool_id);
348 {
349 $clone->setTitle($title);
350 }
351 $clone->saveToDb();
352 // copy question page content
353 $clone->copyPageOfQuestion($original_id);
354 // copy XHTML media objects
355 $clone->copyXHTMLMediaObjectsOfQuestion($original_id);
356 // duplicate the image
357 $clone->copyImages($original_id, $source_questionpool_id);
358
359 $clone->onCopy($source_questionpool_id, $original_id, $clone->getObjId(), $clone->getId());
360
361 return $clone->id;
362 }
static _getOriginalId($question_id)
Returns the original id of a question.
Definition: class.assQuestion.php:3039
References assQuestion\$original_id, assQuestion\$title, assQuestion\_getOriginalId(), and assQuestion\getObjId().
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◆ createNewOriginalFromThisDuplicate()
| assMultipleChoice::createNewOriginalFromThisDuplicate | ( | $targetParentId, | |
$targetQuestionTitle = "" |
|||
| ) |
Definition at line 364 of file class.assMultipleChoice.php.
365 {
366 if ($this->id <= 0)
367 {
368 // The question has not been saved. It cannot be duplicated
369 return;
370 }
371
372 include_once ("./Modules/TestQuestionPool/classes/class.assQuestion.php");
373
374 $sourceQuestionId = $this->id;
375 $sourceParentId = $this->getObjId();
376
377 // duplicate the question in database
378 $clone = $this;
379 $clone->id = -1;
380
381 $clone->setObjId($targetParentId);
382
383 if ($targetQuestionTitle)
384 {
385 $clone->setTitle($targetQuestionTitle);
386 }
387
388 $clone->saveToDb();
389 // copy question page content
390 $clone->copyPageOfQuestion($sourceQuestionId);
391 // copy XHTML media objects
392 $clone->copyXHTMLMediaObjectsOfQuestion($sourceQuestionId);
393 // duplicate the image
394 $clone->copyImages($sourceQuestionId, $sourceParentId);
395
396 $clone->onCopy($sourceParentId, $sourceQuestionId, $clone->getObjId(), $clone->getId());
397
398 return $clone->id;
399 }
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
- $answers
Definition at line 507 of file class.assMultipleChoice.php.
508 {
509 if ($index < 0) return;
510 if (count($this->answers) < 1) return;
511 if ($index >= count($this->answers)) return;
512 $answer = $this->answers[$index];
514 unset($this->answers[$index]);
515 $this->answers = array_values($this->answers);
516 for ($i = 0; $i < count($this->answers); $i++)
517 {
518 if ($this->answers[$i]->getOrder() > $index)
519 {
520 $this->answers[$i]->setOrder($i);
521 }
522 }
523 }
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 828 of file class.assMultipleChoice.php.
829 {
830 $imagepath = $this->getImagePath();
831 @unlink($imagepath . $image_filename);
832 $thumbpath = $imagepath . $this->getThumbPrefix() . $image_filename;
833 @unlink($thumbpath);
834 }
References assQuestion\getImagePath(), and getThumbPrefix().
Referenced by deleteAnswer(), and removeAnswerImage().
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◆ duplicate()
| assMultipleChoice::duplicate | ( | $for_test = true, |
|
$title = "", |
|||
$author = "", |
|||
$owner = "", |
|||
$testObjId = null |
|||
| ) |
Duplicates an assMultipleChoiceQuestion.
Reimplemented from assQuestion.
Definition at line 274 of file class.assMultipleChoice.php.
275 {
276 if ($this->id <= 0)
277 {
278 // The question has not been saved. It cannot be duplicated
279 return;
280 }
281 // duplicate the question in database
282 $this_id = $this->getId();
283 $thisObjId = $this->getObjId();
284
285 $clone = $this;
286 include_once ("./Modules/TestQuestionPool/classes/class.assQuestion.php");
288 $clone->id = -1;
289
290 if( (int)$testObjId > 0 )
291 {
292 $clone->setObjId($testObjId);
293 }
294
296 {
297 $clone->setTitle($title);
298 }
299
301 {
302 $clone->setAuthor($author);
303 }
305 {
306 $clone->setOwner($owner);
307 }
308
309 if ($for_test)
310 {
311 $clone->saveToDb($original_id);
312 }
313 else
314 {
315 $clone->saveToDb();
316 }
317
318 // copy question page content
319 $clone->copyPageOfQuestion($this_id);
320 // copy XHTML media objects
321 $clone->copyXHTMLMediaObjectsOfQuestion($this_id);
322 // duplicate the images
323 $clone->duplicateImages($this_id, $thisObjId);
324
325 $clone->onDuplicate($thisObjId, $this_id, $clone->getObjId(), $clone->getId());
326
327 return $clone->id;
328 }
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 530 of file class.assMultipleChoice.php.
531 {
532 $this->answers = array();
533 }
◆ generateThumbForFile()
|
protected |
- Parameters
-
$path string $file string
Definition at line 179 of file class.assMultipleChoice.php.
180 {
183 {
185 $path_info = @pathinfo($filename);
186 $ext = "";
187 switch (strtoupper($path_info['extension']))
188 {
189 case 'PNG':
190 $ext = 'PNG';
191 break;
192 case 'GIF':
193 $ext = 'GIF';
194 break;
195 default:
196 $ext = 'JPEG';
197 break;
198 }
200 }
201 }
static convertImage($a_from, $a_to, $a_target_format="", $a_geometry="", $a_background_color="")
convert image
Definition: class.ilUtil.php:2029
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
Reimplemented from assQuestion.
Definition at line 764 of file class.assMultipleChoice.php.
765 {
766 return "qpl_qst_mc";
767 }
Referenced by loadFromDb().
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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
- $answers
Definition at line 491 of file class.assMultipleChoice.php.
492 {
493 if ($index < 0) return NULL;
494 if (count($this->answers) < 1) return NULL;
495 if ($index >= count($this->answers)) return NULL;
496
497 return $this->answers[$index];
498 }
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
- $answers
Definition at line 478 of file class.assMultipleChoice.php.
479 {
480 return count($this->answers);
481 }
◆ getAnswers()
| & assMultipleChoice::getAnswers | ( | ) |
Returns a reference to the answers array.
Definition at line 978 of file class.assMultipleChoice.php.
979 {
981 }
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
Reimplemented from assQuestion.
Definition at line 774 of file class.assMultipleChoice.php.
775 {
776 return "qpl_a_mc";
777 }
◆ 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 $index
- Returns
- array|ASS_AnswerSimple
Implements iQuestionCondition.
Definition at line 1401 of file class.assMultipleChoice.php.
1402 {
1403 if($index !== null)
1404 {
1406 }
1407 else
1408 {
1410 }
1411 }
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 1337 of file class.assMultipleChoice.php.
1338 {
1339 return array(
1344 );
1345 }
const PercentageResultExpression
Definition: interface.iQuestionCondition.php:12
const EmptyAnswerExpression
Definition: interface.iQuestionCondition.php:18
const ExclusiveResultExpression
Definition: interface.iQuestionCondition.php:17
const NumberOfResultExpression
Definition: interface.iQuestionCondition.php:16
References iQuestionCondition\EmptyAnswerExpression, iQuestionCondition\ExclusiveResultExpression, iQuestionCondition\NumberOfResultExpression, and iQuestionCondition\PercentageResultExpression.
◆ getIsSingleline()
| assMultipleChoice::getIsSingleline | ( | ) |
- Returns
- mixed
Definition at line 66 of file class.assMultipleChoice.php.
67 {
69 }
References $isSingleline.
◆ getLastChange()
| assMultipleChoice::getLastChange | ( | ) |
- Returns
- mixed
Reimplemented from assQuestion.
Definition at line 82 of file class.assMultipleChoice.php.
83 {
85 }
References $lastChange.
◆ getMaximumPoints()
| assMultipleChoice::getMaximumPoints | ( | ) |
Returns the maximum points, a learner can reach answering the question.
- See also
- $points
Reimplemented from assQuestion.
Definition at line 540 of file class.assMultipleChoice.php.
541 {
542 $points = 0;
543 $allpoints = 0;
544 foreach ($this->answers as $key => $value)
545 {
546 if ($value->getPoints() > $value->getPointsUnchecked())
547 {
548 $allpoints += $value->getPoints();
549 }
550 else
551 {
552 $allpoints += $value->getPointsUnchecked();
553 }
554 }
555 return $allpoints;
556 }
References assQuestion\$points.
Referenced by isComplete().
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◆ getMultilineAnswerSetting()
| assMultipleChoice::getMultilineAnswerSetting | ( | ) |
Definition at line 1109 of file class.assMultipleChoice.php.
1110 {
1111 global $ilUser;
1112
1114 if ($multilineAnswerSetting != 1)
1115 {
1116 $multilineAnswerSetting = 0;
1117 }
1118 return $multilineAnswerSetting;
1119 }
References $ilUser.
◆ getOperators()
| assMultipleChoice::getOperators | ( | $expression | ) |
Get all available operations for a specific question.
- Parameters
-
string $expression
Implements iQuestionCondition.
Definition at line 1327 of file class.assMultipleChoice.php.
1328 {
1329 require_once "./Modules/TestQuestionPool/classes/class.ilOperatorsExpressionMapping.php";
1331 }
static getOperatorsByExpression($expression)
Definition: class.ilOperatorsExpressionMapping.php:33
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
Reimplemented from assQuestion.
Definition at line 407 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
Reimplemented from assQuestion.
Definition at line 754 of file class.assMultipleChoice.php.
755 {
756 return "assMultipleChoice";
757 }
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.
Reimplemented from assQuestion.
Definition at line 963 of file class.assMultipleChoice.php.
964 {
965 $text = parent::getRTETextWithMediaObjects();
966 foreach ($this->answers as $index => $answer)
967 {
969 $answer_obj = $this->answers[$index];
970 $text .= $answer_obj->getAnswertext();
971 }
973 }
References $text, and assQuestion\getId().
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◆ getSolutionSubmit()
|
protected |
- Returns
- array
Definition at line 1273 of file class.assMultipleChoice.php.
1274 {
1275 $solutionSubmit = array();
1277 {
1278 if(preg_match("/^multiple_choice_result_(\d+)/", $key))
1279 {
1280 if(strlen($value))
1281 {
1282 $solutionSubmit[] = $value;
1283 }
1284 }
1285 }
1286 return $solutionSubmit;
1287 }
References $_POST.
◆ getSpecificFeedbackAllCorrectOptionLabel()
| assMultipleChoice::getSpecificFeedbackAllCorrectOptionLabel | ( | ) |
Implements ilAssSpecificFeedbackOptionLabelProvider.
Definition at line 1162 of file class.assMultipleChoice.php.
1163 {
1164 return 'feedback_correct_sc_mc';
1165 }
◆ getSpecificFeedbackSetting()
| assMultipleChoice::getSpecificFeedbackSetting | ( | ) |
Gets the current feedback settings in effect for the question.
Values are: 1 - Feedback is shown for all answer options. 2 - Feedback is shown for all checked/selected options. 3 - Feedback is shown for all correct options.
- Returns
- integer
Definition at line 1150 of file class.assMultipleChoice.php.
1151 {
1152 if ($this->feedback_setting)
1153 {
1155 }
1156 else
1157 {
1158 return 1;
1159 }
1160 }
References $feedback_setting.
◆ getThumbPrefix()
| assMultipleChoice::getThumbPrefix | ( | ) |
- Returns
- string
Definition at line 170 of file class.assMultipleChoice.php.
171 {
172 return "thumb.";
173 }
Referenced by copyImages(), deleteImage(), generateThumbForFile(), and syncImages().
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◆ getThumbSize()
| assMultipleChoice::getThumbSize | ( | ) |
Definition at line 1026 of file class.assMultipleChoice.php.
1027 {
1029 }
References $thumb_size.
Referenced by generateThumbForFile(), rebuildThumbnails(), setImageFile(), and toJSON().
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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
Reimplemented from assQuestion.
Definition at line 1178 of file class.assMultipleChoice.php.
1179 {
1180 $numExistingSolutionRecords = assQuestion::getNumExistingSolutionRecords($active_id, $pass, $this->getId());
1181
1182 return $numExistingSolutionRecords > 0;
1183 }
static getNumExistingSolutionRecords($activeId, $pass, $questionId)
returns the number of existing solution records for the given test active / pass and given question i...
Definition: class.assQuestion.php:4491
References $pass, assQuestion\getId(), and assQuestion\getNumExistingSolutionRecords().
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◆ isComplete()
| assMultipleChoice::isComplete | ( | ) |
Returns true, if a multiple choice question is complete for use.
- Returns
- boolean True, if the multiple choice question is complete for use, otherwise false @access public
Reimplemented from assQuestion.
Definition at line 123 of file class.assMultipleChoice.php.
124 {
125 if (strlen($this->title) and ($this->author) and ($this->question) and (count($this->answers)) and ($this->getMaximumPoints() > 0))
126 {
127 return true;
128 }
129 else
130 {
131 return false;
132 }
133 }
getMaximumPoints()
Returns the maximum points, a learner can reach answering the question.
Definition: class.assMultipleChoice.php:540
References getMaximumPoints().
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◆ lmMigrateQuestionTypeSpecificContent()
|
protected |
- Parameters
-
ilAssSelfAssessmentMigrator $migrator
Reimplemented from assQuestion.
Definition at line 1039 of file class.assMultipleChoice.php.
1040 {
1042 {
1043 /* @var ASS_AnswerBinaryStateImage $answer */
1044 $answer->setAnswertext( $migrator->migrateToLmContent($answer->getAnswertext()) );
1045 }
1046 }
migrateToLmContent($content)
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
Reimplemented from assQuestion.
Definition at line 208 of file class.assMultipleChoice.php.
209 {
210 global $ilDB;
211 $hasimages = 0;
212
213 $result = $ilDB->queryF("SELECT qpl_questions.*, " . $this->getAdditionalTableName() . ".* FROM qpl_questions LEFT JOIN " . $this->getAdditionalTableName() . " ON " . $this->getAdditionalTableName() . ".question_fi = qpl_questions.question_id WHERE qpl_questions.question_id = %s",
214 array("integer"),
215 array($question_id)
216 );
218 {
220 $this->setId($question_id);
229 include_once("./Services/RTE/classes/class.ilRTE.php");
233 $this->setEstimatedWorkingTime(substr($data["working_time"], 0, 2), substr($data["working_time"], 3, 2), substr($data["working_time"], 6, 2));
238
239 try
240 {
242 }
244 {
245 }
246 }
247
249 array('integer'),
250 array($question_id)
251 );
252 include_once "./Modules/TestQuestionPool/classes/class.assAnswerMultipleResponseImage.php";
254 {
256 {
258 if (!@file_exists($imagefilename))
259 {
261 }
262 include_once("./Services/RTE/classes/class.ilRTE.php");
264 array_push($this->answers, new ASS_AnswerMultipleResponseImage($data["answertext"], $data["points"], $data["aorder"], $data["points_unchecked"], $data["imagefile"]));
265 }
266 }
267
268 parent::loadFromDb($question_id);
269 }
getAdditionalTableName()
Returns the name of the additional question data table in the database.
Definition: class.assMultipleChoice.php:764
setTitle($title="")
Sets the title string of the assQuestion object.
Definition: class.assQuestion.php:485
setOwner($owner="")
Sets the creator/owner ID of the assQuestion object.
Definition: class.assQuestion.php:633
setEstimatedWorkingTime($hour=0, $min=0, $sec=0)
Sets the estimated working time of a question from given hour, minute and second.
Definition: class.assQuestion.php:568
setAuthor($author="")
Sets the authors name of the assQuestion object.
Definition: class.assQuestion.php:617
setPoints($a_points)
Sets the maximum available points for the question.
Definition: class.assQuestion.php:3250
setComment($comment="")
Sets the comment string of the assQuestion object.
Definition: class.assQuestion.php:521
setAdditionalContentEditingMode($additinalContentEditingMode)
setter for additional content editing mode for this question
Definition: class.assQuestion.php:4532
setQuestion($question="")
Sets the question string of the question object.
Definition: class.assQuestion.php:3685
static _replaceMediaObjectImageSrc($a_text, $a_direction=0, $nic=IL_INST_ID)
replaces image source from mob image urls with the mob id or replaces mob id with the correct image s...
Definition: class.ilRTE.php:236
References $data, $ilDB, $result, assQuestion\$shuffle, ilRTE\_replaceMediaObjectImageSrc(), getAdditionalTableName(), assQuestion\getImagePath(), assQuestion\setAdditionalContentEditingMode(), assQuestion\setAuthor(), assQuestion\setComment(), assQuestion\setEstimatedWorkingTime(), assQuestion\setId(), assQuestion\setNrOfTries(), assQuestion\setObjId(), assQuestion\setOriginalId(), assQuestion\setOwner(), assQuestion\setPoints(), assQuestion\setQuestion(), assQuestion\setShuffle(), setThumbSize(), and assQuestion\setTitle().
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◆ rebuildThumbnails()
|
protected |
Rebuild the thumbnail images with a new thumbnail size.
Definition at line 153 of file class.assMultipleChoice.php.
154 {
156 {
158 {
159 if (strlen($answer->getImage()))
160 {
162 }
163 }
164 }
165 }
generateThumbForFile($path, $file)
Definition: class.assMultipleChoice.php:179
References generateThumbForFile(), getAnswers(), assQuestion\getImagePath(), and getThumbSize().
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◆ removeAnswerImage()
| assMultipleChoice::removeAnswerImage | ( | $index | ) |
Definition at line 1099 of file class.assMultipleChoice.php.
1100 {
1101 $answer = $this->answers[$index];
1102 if (is_object($answer))
1103 {
1104 $this->deleteImage($answer->getImage());
1105 $answer->setImage('');
1106 }
1107 }
References deleteImage().
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◆ reworkWorkingData()
|
protected |
Reworks the allready saved working data if neccessary.
- Parameters
-
integer $active_id integer $pass boolean $obligationsAnswered
Definition at line 735 of file class.assMultipleChoice.php.
736 {
737 // nothing to rework!
738 }
◆ saveToDb()
| assMultipleChoice::saveToDb | ( | $original_id = "" | ) |
Saves a assMultipleChoice object to a database.
- Parameters
-
string $original_id
Reimplemented from assQuestion.
Definition at line 140 of file class.assMultipleChoice.php.
141 {
143 $this->saveAdditionalQuestionDataToDb();
144 $this->saveAnswerSpecificDataToDb();
145
146 $this->ensureNoInvalidObligation($this->getId());
147 parent::saveToDb($original_id);
148 }
saveQuestionDataToDb($original_id="")
Definition: class.assQuestion.php:2502
saveAnswerSpecificDataToDb()
Saves the answer specific records into a question types answer table.
saveAdditionalQuestionDataToDb()
Saves a record to the question types additional data table.
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, | |||
| & | $format_title, | ||
| & | $format_bold | ||
| ) |
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 object $format_title Excel title format object $format_bold Excel bold format
- Returns
- object
Reimplemented from assQuestion.
Definition at line 995 of file class.assMultipleChoice.php.
996 {
997 include_once ("./Services/Excel/classes/class.ilExcelUtils.php");
999 $worksheet->writeString($startrow, 0, ilExcelUtils::_convert_text($this->lng->txt($this->getQuestionType())), $format_title);
1000 $worksheet->writeString($startrow, 1, ilExcelUtils::_convert_text($this->getTitle()), $format_title);
1001 $i = 1;
1003 {
1004 $worksheet->writeString($startrow + $i, 0, ilExcelUtils::_convert_text($answer->getAnswertext()), $format_bold);
1005 $checked = FALSE;
1006 foreach ($solution as $solutionvalue)
1007 {
1009 {
1010 $checked = TRUE;
1011 }
1012 }
1013 if ($checked)
1014 {
1015 $worksheet->write($startrow + $i, 1, 1);
1016 }
1017 else
1018 {
1019 $worksheet->write($startrow + $i, 1, 0);
1020 }
1021 $i++;
1022 }
1023 return $startrow + $i + 1;
1024 }
getSolutionValues($active_id, $pass=NULL, $authorized=true)
Loads solutions of a given user from the database an returns it.
Definition: class.assQuestion.php:1670
_convert_text($a_text, $a_target="has been removed")
Definition: class.ilExcelUtils.php:14
References assQuestion\$id, $pass, ilExcelUtils\_convert_text(), getAnswers(), assQuestion\getSolutionValues(), and assQuestion\getTitle().
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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 786 of file class.assMultipleChoice.php.
787 {
788 $result = 0;
789 if (!empty($image_tempfilename))
790 {
791 $image_filename = str_replace(" ", "_", $image_filename);
792 $imagepath = $this->getImagePath();
793 if (!file_exists($imagepath))
794 {
795 ilUtil::makeDirParents($imagepath);
796 }
797 if (!ilUtil::moveUploadedFile($image_tempfilename, $image_filename, $imagepath.$image_filename))
798 {
799 $result = 2;
800 }
801 else
802 {
803 include_once "./Services/MediaObjects/classes/class.ilObjMediaObject.php";
804 $mimetype = ilObjMediaObject::getMimeType($imagepath . $image_filename);
805 if (!preg_match("/^image/", $mimetype))
806 {
807 unlink($imagepath . $image_filename);
808 $result = 1;
809 }
810 else
811 {
812 // create thumbnail file
814 {
815 $this->generateThumbForFile($imagepath, $image_filename);
816 }
817 }
818 }
819 }
821 }
static getMimeType($a_file, $a_external=false)
get mime type for file
Definition: class.ilObjMediaObject.php:1483
static moveUploadedFile($a_file, $a_name, $a_target, $a_raise_errors=true, $a_mode="move_uploaded")
move uploaded file
Definition: class.ilUtil.php:4158
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 58 of file class.assMultipleChoice.php.
References $isSingleline.
◆ setLastChange()
| assMultipleChoice::setLastChange | ( | $lastChange | ) |
- Parameters
-
mixed $lastChange
Reimplemented from assQuestion.
Definition at line 74 of file class.assMultipleChoice.php.
References $lastChange.
◆ setMultilineAnswerSetting()
| assMultipleChoice::setMultilineAnswerSetting | ( | $a_setting = 0 | ) |
Definition at line 1121 of file class.assMultipleChoice.php.
References $ilUser.
◆ 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
Reimplemented from assQuestion.
Definition at line 419 of file class.assMultipleChoice.php.
References $output_type.
◆ 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 1136 of file class.assMultipleChoice.php.
1137 {
1138 $this->feedback_setting = $a_feedback_setting;
1139 }
◆ setThumbSize()
| assMultipleChoice::setThumbSize | ( | $a_size | ) |
Definition at line 1031 of file class.assMultipleChoice.php.
1032 {
1033 $this->thumb_size = $a_size;
1034 }
Referenced by loadFromDb().
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◆ syncImages()
|
protected |
Sync images of a MC question on synchronisation with the original question.
Definition at line 916 of file class.assMultipleChoice.php.
917 {
918 global $ilLog;
919
920 $imagepath = $this->getImagePath();
921
922 $question_id = $this->getOriginalId();
923 $originalObjId = parent::lookupParentObjId($this->getOriginalId());
924 $imagepath_original = $this->getImagePath($question_id, $originalObjId);
925
926 ilUtil::delDir($imagepath_original);
927 foreach ($this->answers as $answer)
928 {
929 $filename = $answer->getImage();
931 {
933 {
934 if (!file_exists($imagepath))
935 {
936 ilUtil::makeDirParents($imagepath);
937 }
938 if (!file_exists($imagepath_original))
939 {
940 ilUtil::makeDirParents($imagepath_original);
941 }
943 {
946 }
947 }
949 {
950 if (!@copy($imagepath . $this->getThumbPrefix() . $filename, $imagepath_original . $this->getThumbPrefix() . $filename))
951 {
954 }
955 }
956 }
957 }
958 }
static delDir($a_dir, $a_clean_only=false)
removes a dir and all its content (subdirs and files) recursively
Definition: class.ilUtil.php:2553
References $filename, $ilLog, ilUtil\delDir(), assQuestion\getImagePath(), assQuestion\getOriginalId(), getThumbPrefix(), and ilUtil\makeDirParents().
Referenced by syncWithOriginal().
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◆ syncWithOriginal()
| assMultipleChoice::syncWithOriginal | ( | ) |
Reimplemented from assQuestion.
Definition at line 740 of file class.assMultipleChoice.php.
741 {
743 {
744 $this->syncImages();
745 parent::syncWithOriginal();
746 }
747 }
syncImages()
Sync images of a MC question on synchronisation with the original question.
Definition: class.assMultipleChoice.php:916
References assQuestion\getOriginalId(), and syncImages().
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◆ toJSON()
| assMultipleChoice::toJSON | ( | ) |
Returns a JSON representation of the question.
Reimplemented from assQuestion.
Definition at line 1051 of file class.assMultipleChoice.php.
1052 {
1053 require_once './Services/RTE/classes/class.ilRTE.php';
1054 $result = array();
1062 'onenotcorrect' => $this->formatSAQuestion($this->feedbackOBJ->getGenericFeedbackTestPresentation($this->getId(), false)),
1063 'allcorrect' => $this->formatSAQuestion($this->feedbackOBJ->getGenericFeedbackTestPresentation($this->getId(), true))
1064 );
1065
1066 $answers = array();
1067 $has_image = false;
1069 {
1070 if((string) $answer_obj->getImage())
1071 {
1072 $has_image = true;
1073 }
1074 array_push($answers, array(
1076 "points_checked" => (float) $answer_obj->getPointsChecked(),
1077 "points_unchecked" => (float) $answer_obj->getPointsUnchecked(),
1078 "order" => (int) $answer_obj->getOrder(),
1079 "image" => (string) $answer_obj->getImage(),
1080 "feedback" => $this->formatSAQuestion(
1081 $this->feedbackOBJ->getSpecificAnswerFeedbackExportPresentation($this->getId(), $key)
1082 )
1083 ));
1084 }
1086
1087 if($has_image)
1088 {
1091 }
1092
1095
1097 }
getQuestionType()
Returns the question type of the question.
Definition: class.assMultipleChoice.php:754
getImagePathWeb()
Returns the web image path for web accessable images of a question.
Definition: class.assQuestion.php:1628
_getMobsOfObject($a_type, $a_id, $a_usage_hist_nr=0, $a_lang="-")
get mobs of object
Definition: class.ilObjMediaObject.php:1054
References $answers, $mobs, $result, ilObjMediaObject\_getMobsOfObject(), assQuestion\formatSAQuestion(), getAnswers(), assQuestion\getId(), assQuestion\getImagePathWeb(), assQuestion\getNrOfTries(), assQuestion\getQuestion(), getQuestionType(), assQuestion\getShuffle(), getThumbSize(), and assQuestion\getTitle().
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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().
◆ $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
