ILIAS  release_5-0 Revision 5.0.0-1144-gc4397b1f870
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assFormulaQuestion Class Reference
Modules/TestQuestionPool

Class for single choice questions assFormulaQuestion is a class for single choice questions. More...

+ Inheritance diagram for assFormulaQuestion:
+ Collaboration diagram for assFormulaQuestion:

Public Member Functions

 __construct ( $title="", $comment="", $author="", $owner=-1, $question="")
 assFormulaQuestion constructor The constructor takes possible arguments an creates an instance of the assFormulaQuestion object. More...
 
 clearVariables ()
 
 getVariables ()
 
 getVariable ($variable)
 
 addVariable ($variable)
 
 clearResults ()
 
 getResults ()
 
 getResult ($result)
 
 addResult ($result)
 
 addResultUnits ($result, $unit_ids)
 
 addResultUnit ($result, $unit)
 
 getResultUnits ($result)
 
 hasResultUnit ($result, $unit_id)
 
 parseQuestionText ()
 
 checkForDuplicateVariables ()
 
 checkForDuplicateResults ()
 
 substituteVariables ($userdata=null, $graphicalOutput=FALSE, $forsolution=FALSE, $result_output=FALSE, ilAssQuestionPreviewSession $previewSession=null)
 
 canUseAdvancedRating ($result)
 Check if advanced rating can be used for a result. More...
 
 isComplete ()
 Returns true, if the question is complete for use. More...
 
 saveToDb ($original_id="")
 Saves a assFormulaQuestion object to a database public. More...
 
 loadFromDb ($question_id)
 Loads a assFormulaQuestion object from a database. More...
 
 duplicate ($for_test=true, $title="", $author="", $owner="", $testObjId=null)
 Duplicates an assFormulaQuestion public. More...
 
 copyObject ($target_questionpool_id, $title="")
 Copies an assFormulaQuestion object public. More...
 
 createNewOriginalFromThisDuplicate ($targetParentId, $targetQuestionTitle="")
 
 getMaximumPoints ()
 Returns the maximum points, a learner can reach answering the question. More...
 
 calculateReachedPoints ($active_id, $pass=NULL, $returndetails=false)
 Returns the points, a learner has reached answering the question The points are calculated from the given answers. More...
 
 calculateReachedPointsFromPreviewSession (ilAssQuestionPreviewSession $previewSession)
 
 saveWorkingData ($active_id, $pass=NULL)
 Saves the learners input of the question to the database. More...
 
 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...
 
 deleteAnswers ($question_id)
 Deletes datasets from answers tables. More...
 
 getRTETextWithMediaObjects ()
 Collects all text in the question which could contain media objects which were created with the Rich Text Editor. More...
 
 setExportDetailsXLS (&$worksheet, $startrow, $active_id, $pass, &$format_title, &$format_bold)
 Creates an Excel worksheet for the detailed cumulated results of this question. More...
 
 getBestSolution ($solutions)
 Returns the best solution for a given pass of a participant. More...
 
 setId ($id=-1)
 
 __get ($value)
 Object getter. More...
 
 setUnitrepository ($unitrepository)
 
 getUnitrepository ()
 
 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...
 
 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)
 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)
 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)
 Saves the learners input of the question to the database. More...
 
 _updateTestResultCache ($active_id, ilAssQuestionProcessLocker $processLocker=null)
 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...
 
& getSolutionValues ($active_id, $pass=NULL)
 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, $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)
 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...
 
 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...
 
 isAnswered ($active_id, $pass=null)
 returns boolean wether the question is answered during test pass or not More...
 
 setObligationsToBeConsidered ($obligationsToBeConsidered=true)
 sets the flag wether obligations are to be considered or not More...
 
 areObligationsToBeConsidered ()
 gets the flag wether obligations are to be considered 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 ()
 
 setStep ($step)
 
 getStep ()
 
 toJSON ()
 
 duplicate ($for_test=true, $title="", $author="", $owner="", $testObjId=null)
 
- 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

 savePreviewData (ilAssQuestionPreviewSession $previewSession)
 
 reworkWorkingData ($active_id, $pass, $obligationsAnswered)
 Reworks the allready saved working data if neccessary. More...
 
 getSolutionSubmit ()
 
- Protected Member Functions inherited from assQuestion
 reworkWorkingData ($active_id, $pass, $obligationsAnswered)
 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)
 
 getRTETextWithMediaObjects ()
 Collects all text in the question which could contain media objects which were created with the Rich Text Editor. More...
 
 duplicateQuestionHints ($originalQuestionId, $duplicateQuestionId)
 
 buildQuestionDataQuery ()
 
 getSelfAssessmentFormatter ()
 

Private Attributes

 $variables
 
 $results
 
 $resultunits
 
 $unitrepository
 

Additional Inherited Members

- Static Public Member Functions inherited from assQuestion
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)
 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)
 
- Data Fields inherited from assQuestion
const IMG_MIME_TYPE_JPG = 'image/jpeg'
 
const IMG_MIME_TYPE_PNG = 'image/png'
 
const IMG_MIME_TYPE_GIF = 'image/gif'
 
const ADDITIONAL_CONTENT_EDITING_MODE_DEFAULT = 'default'
 constant for additional content editing mode "default" More...
 
const ADDITIONAL_CONTENT_EDITING_MODE_PAGE_OBJECT = 'pageobject'
 constant for additional content editing mode "pageobject" More...
 
 $feedbackOBJ = null
 
 $prevent_rte_usage = false
 
 $selfassessmenteditingmode = false
 
 $defaultnroftries = 0
 
 $questionActionCmd = 'handleQuestionAction'
 
- Data Fields inherited from iQuestionCondition
const StringResultExpression = '~TEXT~'
 
const PercentageResultExpression = '%n%'
 
const NumericResultExpression = '#n#'
 
const MatchingResultExpression = ';n:m;'
 
const OrderingResultExpression = '$n,m,o,p$'
 
const NumberOfResultExpression = '+n+'
 
const ExclusiveResultExpression = '*n,m,o,p*'
 
const EmptyAnswerExpression = "?"
 
- 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...
 
- 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
 
- Static Protected Attributes inherited from assQuestion
static $allowedFileExtensionsByMimeType
 
static $allowedCharsetsByMimeType
 
static $imageSourceFixReplaceMap
 

Detailed Description

Class for single choice questions assFormulaQuestion is a class for single choice questions.

Author
Helmut Schottmüller helmu.nosp@m.t.sc.nosp@m.hottm.nosp@m.uell.nosp@m.er@ma.nosp@m.c.co.nosp@m.m
Version
Id
class.assFormulaQuestion.php 1236 2010-02-15 15:44:16Z hschottm

Definition at line 19 of file class.assFormulaQuestion.php.

Constructor & Destructor Documentation

◆ __construct()

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

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

Parameters
string$titleA title string to describe the question
string$commentA comment string to describe the question
string$authorA string containing the name of the questions author
integer$ownerA numerical ID to identify the owner/creator
string$questionThe question string of the single choice question public
See also
assQuestion:assQuestion()

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

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

48  {
49  parent::__construct($title, $comment, $author, $owner, $question);
50  $this->variables = array();
51  $this->results = array();
52  $this->resultunits = array();
53  $this->unitrepository = new ilUnitConfigurationRepository(0);
54 
55  }
ilUnitConfigurationRepository
Class ilUnitConfigurationRepository.
Definition: class.ilUnitConfigurationRepository.php:10

Member Function Documentation

◆ __get()

assFormulaQuestion::__get (   $value)

Object getter.

Definition at line 1301 of file class.assFormulaQuestion.php.

References $resultunits.

1302  {
1303  switch($value)
1304  {
1305  case "resultunits":
1306  return $this->resultunits;
1307  break;
1308  default:
1309  return parent::__get($value);
1310  break;
1311  }
1312  }

◆ addResult()

assFormulaQuestion::addResult (   $result)

Definition at line 100 of file class.assFormulaQuestion.php.

References $result.

Referenced by loadFromDb(), and parseQuestionText().

101  {
102  $this->results[$result->getResult()] = $result;
103  }
$result
$result
Definition: CleanUpTest.php:407
+ Here is the caller graph for this function:

◆ addResultUnit()

assFormulaQuestion::addResultUnit (   $result,
  $unit 
)

Definition at line 115 of file class.assFormulaQuestion.php.

References $result.

Referenced by loadFromDb().

116  {
117  if(is_object($result) && is_object($unit))
118  {
119  if(!is_array($this->resultunits[$result->getResult()]))
120  {
121  $this->resultunits[$result->getResult()] = array();
122  }
123  $this->resultunits[$result->getResult()][$unit->getId()] = $unit;
124 
125  }
126  }
$result
$result
Definition: CleanUpTest.php:407
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◆ addResultUnits()

assFormulaQuestion::addResultUnits (   $result,
  $unit_ids 
)

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

References assQuestion\$id, $result, and getUnitrepository().

106  {
107  $this->resultunits[$result->getResult()] = array();
108  if((!is_object($result)) || (!is_array($unit_ids))) return;
109  foreach($unit_ids as $id)
110  {
111  if(is_numeric($id) && ($id > 0)) $this->resultunits[$result->getResult()][$id] = $this->getUnitrepository()->getUnit($id);
112  }
113  }
$result
$result
Definition: CleanUpTest.php:407
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◆ addVariable()

assFormulaQuestion::addVariable (   $variable)

Definition at line 76 of file class.assFormulaQuestion.php.

Referenced by loadFromDb(), and parseQuestionText().

77  {
78  $this->variables[$variable->getVariable()] = $variable;
79  }
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◆ calculateReachedPoints()

assFormulaQuestion::calculateReachedPoints (   $active_id,
  $pass = NULL,
  $returndetails = false 
)

Returns the points, a learner has reached answering the question The points are calculated from the given answers.

Parameters
integer$user_idThe database ID of the learner
integer$test_idThe database Id of the test containing the question public

Definition at line 918 of file class.assFormulaQuestion.php.

References $pass, assQuestion\$points, $result, getResults(), assQuestion\getSolutionMaxPass(), assQuestion\getSolutionValues(), getVariable(), and getVariables().

Referenced by getExpressionTypes().

919  {
920  if(is_null($pass))
921  {
922  $pass = $this->getSolutionMaxPass($active_id);
923  }
924  $solutions =& $this->getSolutionValues($active_id, $pass);
925  $user_solution = array();
926  foreach($solutions as $idx => $solution_value)
927  {
928  if(preg_match("/^(\\\$v\\d+)$/", $solution_value["value1"], $matches))
929  {
930  $user_solution[$matches[1]] = $solution_value["value2"];
931  $varObj = $this->getVariable($solution_value["value1"]);
932  $varObj->setValue($solution_value["value2"]);
933  }
934  else if(preg_match("/^(\\\$r\\d+)$/", $solution_value["value1"], $matches))
935  {
936  if(!array_key_exists($matches[1], $user_solution)) $user_solution[$matches[1]] = array();
937  $user_solution[$matches[1]]["value"] = $solution_value["value2"];
938  }
939  else if(preg_match("/^(\\\$r\\d+)_unit$/", $solution_value["value1"], $matches))
940  {
941  if(!array_key_exists($matches[1], $user_solution)) $user_solution[$matches[1]] = array();
942  $user_solution[$matches[1]]["unit"] = $solution_value["value2"];
943  }
944  }
945  //vd($this->getResults());
946  $points = 0;
947  foreach($this->getResults() as $result)
948  {
949  //vd($user_solution[$result->getResult()]["value"]);
950  $points += $result->getReachedPoints($this->getVariables(), $this->getResults(), $user_solution[$result->getResult()]["value"], $user_solution[$result->getResult()]["unit"], $this->unitrepository->getUnits());
951  }
952 
953  return $points;
954  }
$result
$result
Definition: CleanUpTest.php:407
assQuestion\getSolutionValues
& getSolutionValues($active_id, $pass=NULL)
Loads solutions of a given user from the database an returns it.
Definition: class.assQuestion.php:1622
assQuestion\getSolutionMaxPass
getSolutionMaxPass($active_id)
Returns the maximum pass a users question solution.
Definition: class.assQuestion.php:3171
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◆ calculateReachedPointsFromPreviewSession()

assFormulaQuestion::calculateReachedPointsFromPreviewSession ( ilAssQuestionPreviewSession  $previewSession)

Definition at line 956 of file class.assFormulaQuestion.php.

References assQuestion\$points, $result, ilAssQuestionPreviewSession\getParticipantsSolution(), getResults(), and getVariables().

957  {
958  $user_solution = $previewSession->getParticipantsSolution();
959 
960  $points = 0;
961  foreach($this->getResults() as $result)
962  {
963  $v = isset($user_solution[$result->getResult()]) ? $user_solution[$result->getResult()] : null;
964  $u = isset($user_solution[$result->getResult().'_unit']) ? $user_solution[$result->getResult().'_unit'] : null;
965 
966  $points += $result->getReachedPoints(
967  $this->getVariables(),
968  $this->getResults(),
969  $v,
970  $u,
971  $this->unitrepository->getUnits());
972  }
973 
974  return $points;
975  }
$result
$result
Definition: CleanUpTest.php:407
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◆ canUseAdvancedRating()

assFormulaQuestion::canUseAdvancedRating (   $result)

Check if advanced rating can be used for a result.

This is only possible if there is exactly one possible correct unit for the result, otherwise it is impossible to determine wheather the unit is correct or the value.

Returns
boolean True if advanced rating could be used, false otherwise

Definition at line 507 of file class.assFormulaQuestion.php.

References $result, and getResultUnits().

508  {
509  $result_units = $this->getResultUnits($result);
510  $resultunit = $result->getUnit();
511  $similar_units = 0;
512  foreach($result_units as $unit)
513  {
514  if(is_object($resultunit))
515  {
516  if($resultunit->getId() != $unit->getId())
517  {
518  if($resultunit->getBaseUnit() && $unit->getBaseUnit())
519  {
520  if($resultunit->getBaseUnit() == $unit->getBaseUnit()) return false;
521  }
522  if($resultunit->getBaseUnit())
523  {
524  if($resultunit->getBaseUnit() == $unit->getId()) return false;
525  }
526  if($unit->getBaseUnit())
527  {
528  if($unit->getBaseUnit() == $resultunit->getId()) return false;
529  }
530  }
531  }
532  }
533  return true;
534  }
$result
$result
Definition: CleanUpTest.php:407
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◆ checkForDuplicateResults()

assFormulaQuestion::checkForDuplicateResults ( )

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

References assQuestion\getQuestion().

186  {
187  if(preg_match_all("/(\\\$r\\d+)/ims", $this->getQuestion(), $rmatches))
188  {
189  if((count(array_unique($rmatches[1]))) != count($rmatches[1])) return false;
190  }
191  return true;
192  }
assQuestion\getQuestion
getQuestion()
Gets the question string of the question object.
Definition: class.assQuestion.php:3586
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◆ checkForDuplicateVariables()

assFormulaQuestion::checkForDuplicateVariables ( )

Definition at line 176 of file class.assFormulaQuestion.php.

References assQuestion\getQuestion().

177  {
178  if(preg_match_all("/(\\\$v\\d+)/ims", $this->getQuestion(), $matches))
179  {
180  if((count(array_unique($matches[1]))) != count($matches[1])) return false;
181  }
182  return true;
183  }
assQuestion\getQuestion
getQuestion()
Gets the question string of the question object.
Definition: class.assQuestion.php:3586
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◆ clearResults()

assFormulaQuestion::clearResults ( )

Definition at line 81 of file class.assFormulaQuestion.php.

Referenced by parseQuestionText().

82  {
83  $this->results = array();
84  }
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◆ clearVariables()

assFormulaQuestion::clearVariables ( )

Definition at line 57 of file class.assFormulaQuestion.php.

Referenced by parseQuestionText().

58  {
59  $this->variables = array();
60  }
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◆ copyObject()

assFormulaQuestion::copyObject (   $target_questionpool_id,
  $title = "" 
)

Copies an assFormulaQuestion object public.

Definition at line 832 of file class.assFormulaQuestion.php.

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

833  {
834  if ($this->id <= 0)
835  {
836  // The question has not been saved. It cannot be duplicated
837  return;
838  }
839  // duplicate the question in database
840  $clone = $this;
841  include_once ("./Modules/TestQuestionPool/classes/class.assQuestion.php");
842  $original_id = assQuestion::_getOriginalId($this->id);
843  $clone->id = -1;
844  $source_questionpool_id = $this->getObjId();
845  $clone->setObjId($target_questionpool_id);
846  if ($title)
847  {
848  $clone->setTitle($title);
849  }
850  $clone->saveToDb();
851  // copy question page content
852  $clone->copyPageOfQuestion($original_id);
853  // copy XHTML media objects
854  $clone->copyXHTMLMediaObjectsOfQuestion($original_id);
855 
856  $clone->onCopy($source_questionpool_id, $original_id, $clone->getObjId(), $clone->getId());
857 
858  return $clone->id;
859  }
assQuestion\_getOriginalId
static _getOriginalId($question_id)
Returns the original id of a question.
Definition: class.assQuestion.php:2957
assQuestion\getObjId
getObjId()
Get the object id of the container object.
Definition: class.assQuestion.php:746
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◆ createNewOriginalFromThisDuplicate()

assFormulaQuestion::createNewOriginalFromThisDuplicate (   $targetParentId,
  $targetQuestionTitle = "" 
)

Definition at line 861 of file class.assFormulaQuestion.php.

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

862  {
863  if ($this->id <= 0)
864  {
865  // The question has not been saved. It cannot be duplicated
866  return;
867  }
868 
869  include_once ("./Modules/TestQuestionPool/classes/class.assQuestion.php");
870 
871  $sourceQuestionId = $this->id;
872  $sourceParentId = $this->getObjId();
873 
874  // duplicate the question in database
875  $clone = $this;
876  $clone->id = -1;
877 
878  $clone->setObjId($targetParentId);
879 
880  if ($targetQuestionTitle)
881  {
882  $clone->setTitle($targetQuestionTitle);
883  }
884 
885  $clone->saveToDb();
886  // copy question page content
887  $clone->copyPageOfQuestion($sourceQuestionId);
888  // copy XHTML media objects
889  $clone->copyXHTMLMediaObjectsOfQuestion($sourceQuestionId);
890 
891  $clone->onCopy($sourceParentId, $sourceQuestionId, $clone->getObjId(), $clone->getId());
892 
893  return $clone->id;
894  }
assQuestion\getObjId
getObjId()
Get the object id of the container object.
Definition: class.assQuestion.php:746
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◆ deleteAnswers()

assFormulaQuestion::deleteAnswers (   $question_id)

Deletes datasets from answers tables.

Parameters
integer$question_idThe question id which should be deleted in the answers table public

Definition at line 1132 of file class.assFormulaQuestion.php.

References $ilDB.

1133  {
1134  global $ilDB;
1135 
1136  $affectedRows = $ilDB->manipulateF("DELETE FROM il_qpl_qst_fq_var WHERE question_fi = %s",
1137  array('integer'),
1138  array($question_id)
1139  );
1140 
1141  $affectedRows = $ilDB->manipulateF("DELETE FROM il_qpl_qst_fq_res WHERE question_fi = %s",
1142  array('integer'),
1143  array($question_id)
1144  );
1145 
1146  $affectedRows = $ilDB->manipulateF("DELETE FROM il_qpl_qst_fq_res_unit WHERE question_fi = %s",
1147  array('integer'),
1148  array($question_id)
1149  );
1150  }
$ilDB
global $ilDB
Definition: storeScorm2004.php:16

◆ duplicate()

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

Duplicates an assFormulaQuestion public.

Definition at line 775 of file class.assFormulaQuestion.php.

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

776  {
777  if ($this->id <= 0)
778  {
779  // The question has not been saved. It cannot be duplicated
780  return;
781  }
782  // duplicate the question in database
783  $this_id = $this->getId();
784  $thisObjId = $this->getObjId();
785 
786  $clone = $this;
787  include_once ("./Modules/TestQuestionPool/classes/class.assQuestion.php");
788  $original_id = assQuestion::_getOriginalId($this->id);
789  $clone->id = -1;
790 
791  if( (int)$testObjId > 0 )
792  {
793  $clone->setObjId($testObjId);
794  }
795 
796  if ($title)
797  {
798  $clone->setTitle($title);
799  }
800 
801  if ($author)
802  {
803  $clone->setAuthor($author);
804  }
805  if ($owner)
806  {
807  $clone->setOwner($owner);
808  }
809 
810  if ($for_test)
811  {
812  $clone->saveToDb($original_id);
813  }
814  else
815  {
816  $clone->saveToDb();
817  }
818 
819  // copy question page content
820  $clone->copyPageOfQuestion($this_id);
821  // copy XHTML media objects
822  $clone->copyXHTMLMediaObjectsOfQuestion($this_id);
823  $clone->onDuplicate($thisObjId, $this_id, $clone->getObjId(), $clone->getId());
824 
825  return $clone->id;
826  }
assQuestion\getId
getId()
Gets the id of the assQuestion object.
Definition: class.assQuestion.php:625
assQuestion\_getOriginalId
static _getOriginalId($question_id)
Returns the original id of a question.
Definition: class.assQuestion.php:2957
assQuestion\getObjId
getObjId()
Get the object id of the container object.
Definition: class.assQuestion.php:746
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◆ getAdditionalTableName()

assFormulaQuestion::getAdditionalTableName ( )

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

Returns
string The additional table name

Definition at line 1113 of file class.assFormulaQuestion.php.

1114  {
1115  return "";
1116  }

◆ getAnswerTableName()

assFormulaQuestion::getAnswerTableName ( )

Returns the name of the answer table in the database.

Returns
string The answer table name

Definition at line 1122 of file class.assFormulaQuestion.php.

1123  {
1124  return "";
1125  }

◆ getAvailableAnswerOptions()

assFormulaQuestion::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 1422 of file class.assFormulaQuestion.php.

References getResult(), and getResults().

1423  {
1424  if($index !== null)
1425  {
1426  return $this->getResult('$r'.($index+1));
1427  }
1428  else
1429  {
1430  return $this->getResults();
1431  }
1432  }
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◆ getBestSolution()

assFormulaQuestion::getBestSolution (   $solutions)

Returns the best solution for a given pass of a participant.

Returns
array An associated array containing the best solution public

Definition at line 1213 of file class.assFormulaQuestion.php.

References $result, ilMath\_div(), assFormulaQuestionResult\convertDecimalToCoprimeFraction(), getResults(), getVariable(), getVariables(), assFormulaQuestionUnit\lookupUnitFactor(), assFormulaQuestionResult\RESULT_CO_FRAC, and assFormulaQuestionResult\RESULT_FRAC.

1214  {
1215  $user_solution = array();
1216 
1217  foreach($solutions as $idx => $solution_value)
1218  {
1219  if(preg_match("/^(\\\$v\\d+)$/", $solution_value["value1"], $matches))
1220  {
1221  $user_solution[$matches[1]] = $solution_value["value2"];
1222  $varObj = $this->getVariable($matches[1]);
1223  $varObj->setValue($solution_value["value2"]);
1224  }
1225  else if(preg_match("/^(\\\$r\\d+)$/", $solution_value["value1"], $matches))
1226  {
1227  if(!array_key_exists($matches[1], $user_solution)) $user_solution[$matches[1]] = array();
1228  $user_solution[$matches[1]]["value"] = $solution_value["value2"];
1229  }
1230  else if(preg_match("/^(\\\$r\\d+)_unit$/", $solution_value["value1"], $matches))
1231  {
1232  if(!array_key_exists($matches[1], $user_solution)) $user_solution[$matches[1]] = array();
1233  $user_solution[$matches[1]]["unit"] = $solution_value["value2"];
1234  }
1235  }
1236  foreach($this->getResults() as $result)
1237  {
1238  $resVal = $result->calculateFormula($this->getVariables(), $this->getResults(), parent::getId(), false);
1239 
1240  if(is_object($result->getUnit()))
1241  {
1242  $user_solution[$result->getResult()]["unit"] = $result->getUnit()->getId();
1243  $user_solution[$result->getResult()]["value"] = $resVal;
1244  }
1245  else if($result->getUnit() == NULL)
1246  {
1247  $unit_factor = 1;
1248  // there is no fix result_unit, any "available unit" is accepted
1249 
1250  $available_units = $result->getAvailableResultUnits(parent::getId());
1251  $result_name = $result->getResult();
1252 
1253  if($available_units[$result_name] != NULL)
1254  {
1255  $check_unit = in_array($user_solution[$result_name]['unit'], $available_units[$result_name]);
1256  }
1257 
1258  if($check_unit == true)
1259  {
1260  //get unit-factor
1261  $unit_factor = assFormulaQuestionUnit::lookupUnitFactor($user_solution[$result_name]['unit']);
1262  $user_solution[$result->getResult()]["value"] = round(ilMath::_div($resVal, $unit_factor), 55);
1263  }
1264  }
1265  if($result->getResultType() == assFormulaQuestionResult::RESULT_CO_FRAC
1266  || $result->getResultType() == assFormulaQuestionResult::RESULT_FRAC)
1267  {
1268  $value = assFormulaQuestionResult::convertDecimalToCoprimeFraction($resVal);
1269  if(is_array($value))
1270  {
1271  $user_solution[$result->getResult()]["value"] = $value[0];
1272  $user_solution[$result->getResult()]["frac_helper"] = $value[1];
1273  }
1274  else
1275  {
1276  $user_solution[$result->getResult()]["value"] = $value;
1277  $user_solution[$result->getResult()]["frac_helper"] = null;
1278  }
1279  }
1280  elseif($result->getPrecision() > 0)
1281  {
1282  $user_solution[$result->getResult()]["value"] = round($resVal, $result->getPrecision());
1283  }
1284  else
1285  {
1286  $user_solution[$result->getResult()]["value"] = round($resVal);
1287  }
1288  }
1289  return $user_solution;
1290  }
$result
$result
Definition: CleanUpTest.php:407
ilMath\_div
static _div($left_operand, $right_operand, $scale=50)
Definition: class.ilMath.php:84
assFormulaQuestionResult\convertDecimalToCoprimeFraction
static convertDecimalToCoprimeFraction($decimal_value, $tolerance=1.e-9)
Definition: class.assFormulaQuestionResult.php:948
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◆ getExpressionTypes()

assFormulaQuestion::getExpressionTypes ( )

Get all available expression types for a specific question.

Returns
array

Implements iQuestionCondition.

Definition at line 1367 of file class.assFormulaQuestion.php.

References $data, $ilDB, $pass, assQuestion\$points, $result, $row, calculateReachedPoints(), iQuestionCondition\EmptyAnswerExpression, assQuestion\getId(), getMaximumPoints(), iQuestionCondition\getUserQuestionResult(), iQuestionCondition\NumericResultExpression, and iQuestionCondition\PercentageResultExpression.

1368  {
1369  return array(
1370  iQuestionCondition::PercentageResultExpression,
1371  iQuestionCondition::NumericResultExpression,
1372  iQuestionCondition::EmptyAnswerExpression,
1373  );
1374  }
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◆ getMaximumPoints()

assFormulaQuestion::getMaximumPoints ( )

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

See also
$points

Definition at line 900 of file class.assFormulaQuestion.php.

References assQuestion\$points, and $result.

Referenced by getExpressionTypes(), and isComplete().

901  {
902  $points = 0;
903  foreach($this->results as $result)
904  {
905  $points += $result->getPoints();
906  }
907  return $points;
908  }
$result
$result
Definition: CleanUpTest.php:407
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◆ getOperators()

assFormulaQuestion::getOperators (   $expression)

Get all available operations for a specific question.

Parameters
$expression

Implements iQuestionCondition.

Definition at line 1357 of file class.assFormulaQuestion.php.

References ilOperatorsExpressionMapping\getOperatorsByExpression().

1358  {
1359  require_once "./Modules/TestQuestionPool/classes/class.ilOperatorsExpressionMapping.php";
1360  return ilOperatorsExpressionMapping::getOperatorsByExpression($expression);
1361  }
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◆ getQuestionType()

assFormulaQuestion::getQuestionType ( )

Returns the question type of the question.

Returns
string The question type of the question

Definition at line 1104 of file class.assFormulaQuestion.php.

1105  {
1106  return "assFormulaQuestion";
1107  }

◆ getResult()

assFormulaQuestion::getResult (   $result)

Definition at line 91 of file class.assFormulaQuestion.php.

References $result.

Referenced by getAvailableAnswerOptions(), loadFromDb(), and substituteVariables().

92  {
93  if(array_key_exists($result, $this->results))
94  {
95  return $this->results[$result];
96  }
97  return null;
98  }
$result
$result
Definition: CleanUpTest.php:407
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◆ getResults()

assFormulaQuestion::getResults ( )

Definition at line 86 of file class.assFormulaQuestion.php.

References $results.

Referenced by calculateReachedPoints(), calculateReachedPointsFromPreviewSession(), getAvailableAnswerOptions(), getBestSolution(), and substituteVariables().

87  {
88  return $this->results;
89  }
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◆ getResultUnits()

assFormulaQuestion::getResultUnits (   $result)

Definition at line 128 of file class.assFormulaQuestion.php.

References $result, and $resultunits.

Referenced by canUseAdvancedRating(), saveToDb(), and substituteVariables().

129  {
130  if(array_key_exists($result->getResult(), $this->resultunits))
131  {
132  return $this->resultunits[$result->getResult()];
133  }
134  else
135  {
136  return array();
137  }
138  }
$result
$result
Definition: CleanUpTest.php:407
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◆ getRTETextWithMediaObjects()

assFormulaQuestion::getRTETextWithMediaObjects ( )

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

Definition at line 1156 of file class.assFormulaQuestion.php.

1157  {
1158  $text = parent::getRTETextWithMediaObjects();
1159  return $text;
1160  }

◆ getSolutionSubmit()

assFormulaQuestion::getSolutionSubmit ( )
protected
Returns
array

Definition at line 1333 of file class.assFormulaQuestion.php.

References $_POST.

Referenced by savePreviewData(), and saveWorkingData().

1334  {
1335  $solutionSubmit = array();
1336  foreach($_POST as $k => $v)
1337  {
1338  if(preg_match("/^result_(\\\$r\\d+)$/", $k))
1339  {
1340  $solutionSubmit[$k] = $v;
1341  } elseif(preg_match("/^result_(\\\$r\\d+)_unit$/", $k))
1342  {
1343  $solutionSubmit[$k] = $v;
1344  }
1345  }
1346  return $solutionSubmit;
1347  }
$_POST
$_POST['username']
Definition: cron.php:12
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◆ getUnitrepository()

assFormulaQuestion::getUnitrepository ( )
Returns

Definition at line 1325 of file class.assFormulaQuestion.php.

References $unitrepository.

Referenced by addResultUnits(), loadFromDb(), setExportDetailsXLS(), and substituteVariables().

1326  {
1327  return $this->unitrepository;
1328  }
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◆ getVariable()

assFormulaQuestion::getVariable (   $variable)

Definition at line 67 of file class.assFormulaQuestion.php.

Referenced by calculateReachedPoints(), getBestSolution(), setExportDetailsXLS(), and substituteVariables().

68  {
69  if(array_key_exists($variable, $this->variables))
70  {
71  return $this->variables[$variable];
72  }
73  return null;
74  }
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◆ getVariables()

assFormulaQuestion::getVariables ( )

Definition at line 62 of file class.assFormulaQuestion.php.

References $variables.

Referenced by calculateReachedPoints(), calculateReachedPointsFromPreviewSession(), getBestSolution(), and substituteVariables().

63  {
64  return $this->variables;
65  }
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◆ hasResultUnit()

assFormulaQuestion::hasResultUnit (   $result,
  $unit_id 
)

Definition at line 140 of file class.assFormulaQuestion.php.

References $result, and $resultunits.

141  {
142  if(array_key_exists($result->getResult(), $this->resultunits))
143  {
144  if(array_key_exists($unit_id, $this->resultunits[$result->getResult()]))
145  {
146  return TRUE;
147  }
148  }
149 
150  return FALSE;
151  }
$result
$result
Definition: CleanUpTest.php:407

◆ isComplete()

assFormulaQuestion::isComplete ( )

Returns true, if the question is complete for use.

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

Definition at line 540 of file class.assFormulaQuestion.php.

References getMaximumPoints().

541  {
542  if(($this->title) and ($this->author) and ($this->question) and ($this->getMaximumPoints() > 0))
543  {
544  return true;
545  }
546  else
547  {
548  return false;
549  }
550  }
assFormulaQuestion\getMaximumPoints
getMaximumPoints()
Returns the maximum points, a learner can reach answering the question.
Definition: class.assFormulaQuestion.php:900
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◆ loadFromDb()

assFormulaQuestion::loadFromDb (   $question_id)

Loads a assFormulaQuestion object from a database.

Parameters
integer$question_idA unique key which defines the question in the database

Definition at line 687 of file class.assFormulaQuestion.php.

References $data, $ilDB, $result, ilRTE\_replaceMediaObjectImageSrc(), addResult(), addResultUnit(), addVariable(), getResult(), getUnitrepository(), assQuestion\setAdditionalContentEditingMode(), assQuestion\setAuthor(), assQuestion\setComment(), assQuestion\setEstimatedWorkingTime(), setId(), assQuestion\setObjId(), assQuestion\setOriginalId(), assQuestion\setOwner(), assQuestion\setQuestion(), assQuestion\setSuggestedSolution(), and assQuestion\setTitle().

688  {
689  global $ilDB;
690 
691  $result = $ilDB->queryF("SELECT qpl_questions.* FROM qpl_questions WHERE question_id = %s",
692  array('integer'),
693  array($question_id)
694  );
695  if($result->numRows() == 1)
696  {
697  $data = $ilDB->fetchAssoc($result);
698  $this->setId($question_id);
699  $this->setTitle($data["title"]);
700  $this->setComment($data["description"]);
701  $this->setSuggestedSolution($data["solution_hint"]);
702  $this->setOriginalId($data["original_id"]);
703  $this->setObjId($data["obj_fi"]);
704  $this->setAuthor($data["author"]);
705  $this->setOwner($data["owner"]);
706 
707  try
708  {
709  $this->setAdditionalContentEditingMode($data['add_cont_edit_mode']);
710  }
711  catch(ilTestQuestionPoolException $e)
712  {
713  }
714 
715  $this->unitrepository = new ilUnitConfigurationRepository($question_id);
716 
717  include_once("./Services/RTE/classes/class.ilRTE.php");
718  $this->setQuestion(ilRTE::_replaceMediaObjectImageSrc($data["question_text"], 1));
719  $this->setEstimatedWorkingTime(substr($data["working_time"], 0, 2), substr($data["working_time"], 3, 2), substr($data["working_time"], 6, 2));
720 
721  // load variables
722  $result = $ilDB->queryF("SELECT * FROM il_qpl_qst_fq_var WHERE question_fi = %s",
723  array('integer'),
724  array($question_id)
725  );
726  if($result->numRows() > 0)
727  {
728  while($data = $ilDB->fetchAssoc($result))
729  {
730  $varObj = new assFormulaQuestionVariable($data["variable"], $data["range_min"], $data["range_max"], $this->getUnitrepository()->getUnit($data["unit_fi"]), $data["varprecision"], $data["intprecision"]);
731  $varObj->setRangeMinTxt($data['range_min_txt']);
732  $varObj->setRangeMaxTxt($data['range_max_txt']);
733  $this->addVariable($varObj);
734  }
735  }
736  // load results
737  $result = $ilDB->queryF("SELECT * FROM il_qpl_qst_fq_res WHERE question_fi = %s",
738  array('integer'),
739  array($question_id)
740  );
741  if($result->numRows() > 0)
742  {
743  while($data = $ilDB->fetchAssoc($result))
744  {
745  $resObj = new assFormulaQuestionResult($data["result"], $data["range_min"], $data["range_max"], $data["tolerance"], $this->getUnitrepository()->getUnit($data["unit_fi"]), $data["formula"], $data["points"], $data["resprecision"], $data["rating_simple"], $data["rating_sign"], $data["rating_value"], $data["rating_unit"]);
746  $resObj->setResultType($data['result_type']);
747  $resObj->setRangeMinTxt($data['range_min_txt']);
748  $resObj->setRangeMaxTxt($data['range_max_txt']);
749  $this->addResult($resObj);
750  }
751  }
752 
753  // load result units
754  $result = $ilDB->queryF("SELECT * FROM il_qpl_qst_fq_res_unit WHERE question_fi = %s",
755  array('integer'),
756  array($question_id)
757  );
758  if($result->numRows() > 0)
759  {
760  while($data = $ilDB->fetchAssoc($result))
761  {
762  $unit = $this->getUnitrepository()->getUnit($data["unit_fi"]);
763  $resObj = $this->getResult($data["result"]);
764  $this->addResultUnit($resObj, $unit);
765  }
766  }
767  }
768  parent::loadFromDb($question_id);
769  }
assQuestion\setSuggestedSolution
setSuggestedSolution($solution_id="", $subquestion_index=0, $is_import=false)
Sets a suggested solution for the question.
Definition: class.assQuestion.php:2631
$result
$result
Definition: CleanUpTest.php:407
ilUnitConfigurationRepository
Class ilUnitConfigurationRepository.
Definition: class.ilUnitConfigurationRepository.php:10
assQuestion\setEstimatedWorkingTime
setEstimatedWorkingTime($hour=0, $min=0, $sec=0)
Sets the estimated working time of a question from given hour, minute and second. ...
Definition: class.assQuestion.php:536
assQuestion\setAdditionalContentEditingMode
setAdditionalContentEditingMode($additinalContentEditingMode)
setter for additional content editing mode for this question
Definition: class.assQuestion.php:4397
ilRTE\_replaceMediaObjectImageSrc
static _replaceMediaObjectImageSrc($a_text, $a_direction=0, $nic=IL_INST_ID)
replaces image source from mob image urls with the mob id or replaces mob id with the correct image s...
Definition: class.ilRTE.php:236
assQuestion\setAuthor
setAuthor($author="")
Sets the authors name of the assQuestion object.
Definition: class.assQuestion.php:585
assQuestion\setQuestion
setQuestion($question="")
Sets the question string of the question object.
Definition: class.assQuestion.php:3598
$ilDB
global $ilDB
Definition: storeScorm2004.php:16
assQuestion\setOriginalId
setOriginalId($original_id)
Definition: class.assQuestion.php:2255
assQuestion\setTitle
setTitle($title="")
Sets the title string of the assQuestion object.
Definition: class.assQuestion.php:453
assQuestion\setObjId
setObjId($obj_id=0)
Set the object id of the container object.
Definition: class.assQuestion.php:758
assQuestion\setComment
setComment($comment="")
Sets the comment string of the assQuestion object.
Definition: class.assQuestion.php:489
assQuestion\setOwner
setOwner($owner="")
Sets the creator/owner ID of the assQuestion object.
Definition: class.assQuestion.php:601
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◆ parseQuestionText()

assFormulaQuestion::parseQuestionText ( )

Definition at line 153 of file class.assFormulaQuestion.php.

References $result, addResult(), addVariable(), clearResults(), clearVariables(), and assQuestion\getQuestion().

154  {
155  $this->clearResults();
156  $this->clearVariables();
157  if(preg_match_all("/(\\\$v\\d+)/ims", $this->getQuestion(), $matches))
158  {
159  foreach($matches[1] as $variable)
160  {
161  $varObj = new assFormulaQuestionVariable($variable, 0, 0, null, 0);
162  $this->addVariable($varObj);
163  }
164  }
165 
166  if(preg_match_all("/(\\\$r\\d+)/ims", $this->getQuestion(), $rmatches))
167  {
168  foreach($rmatches[1] as $result)
169  {
170  $resObj = new assFormulaQuestionResult($result, NULL, NULL, 0, -1, NULL, 1, 1, TRUE);
171  $this->addResult($resObj);
172  }
173  }
174  }
$result
$result
Definition: CleanUpTest.php:407
assQuestion\getQuestion
getQuestion()
Gets the question string of the question object.
Definition: class.assQuestion.php:3586
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◆ reworkWorkingData()

assFormulaQuestion::reworkWorkingData (   $active_id,
  $pass,
  $obligationsAnswered 
)
protected

Reworks the allready saved working data if neccessary.

protected

Parameters
integer$active_id
integer$pass
boolean$obligationsAnswered

Definition at line 1095 of file class.assFormulaQuestion.php.

1096  {
1097  // nothing to do
1098  }

◆ savePreviewData()

assFormulaQuestion::savePreviewData ( ilAssQuestionPreviewSession  $previewSession)
protected

Definition at line 1065 of file class.assFormulaQuestion.php.

References ilAssQuestionPreviewSession\getParticipantsSolution(), getSolutionSubmit(), and ilAssQuestionPreviewSession\setParticipantsSolution().

1066  {
1067  $userSolution = $previewSession->getParticipantsSolution();
1068 
1069  foreach($this->getSolutionSubmit() as $key => $val)
1070  {
1071  $matches = null;
1072 
1073  if(preg_match("/^result_(\\\$r\\d+)$/", $key, $matches))
1074  {
1075  $userSolution[$matches[1]] = $val;
1076  }
1077  else if(preg_match("/^result_(\\\$r\\d+)_unit$/", $key, $matches))
1078  {
1079  $userSolution[$matches[1] . "_unit"] = $val;
1080  }
1081  }
1082 
1083  $previewSession->setParticipantsSolution($userSolution);
1084  }
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◆ saveToDb()

assFormulaQuestion::saveToDb (   $original_id = "")

Saves a assFormulaQuestion object to a database public.

Definition at line 556 of file class.assFormulaQuestion.php.

References $ilDB, assQuestion\$original_id, $res, $result, $row, assQuestion\getId(), getResultUnits(), and assQuestion\saveQuestionDataToDb().

557  {
558  global $ilDB;
559 
560  $this->saveQuestionDataToDb($original_id);
561  // save variables
562  $affectedRows = $ilDB->manipulateF("
563  DELETE FROM il_qpl_qst_fq_var
564  WHERE question_fi = %s",
565  array("integer"),
566  array($this->getId())
567  );
568 
569  $source_qst_id = $original_id;
570  $target_qst_id = $this->getId();
571 
572  foreach($this->variables as $variable)
573  {
574  $next_id = $ilDB->nextId('il_qpl_qst_fq_var');
575  $ilDB->insert('il_qpl_qst_fq_var',
576  array(
577  'variable_id' => array('integer', $next_id),
578  'question_fi' => array('integer', $this->getId()),
579  'variable' => array('text', $variable->getVariable()),
580  'range_min' => array('float', ((strlen($variable->getRangeMin())) ? $variable->getRangeMin() : 0.0)),
581  'range_max' => array('float', ((strlen($variable->getRangeMax())) ? $variable->getRangeMax() : 0.0)),
582  'unit_fi' => array('integer', (is_object($variable->getUnit()) ? (int)$variable->getUnit()->getId() : 0)),
583  'varprecision' => array('integer', (int)$variable->getPrecision()),
584  'intprecision' => array('integer', (int)$variable->getIntprecision()),
585  'range_min_txt' => array('text', $variable->getRangeMinTxt()),
586  'range_max_txt' => array('text', $variable->getRangeMaxTxt())
587  ));
588 
589  }
590  // save results
591  $affectedRows = $ilDB->manipulateF("DELETE FROM il_qpl_qst_fq_res WHERE question_fi = %s",
592  array("integer"),
593  array($this->getId())
594  );
595 
596  foreach($this->results as $result)
597  {
598  $next_id = $ilDB->nextId('il_qpl_qst_fq_res');
599  if( is_object($result->getUnit()))
600  {
601  $tmp_result_unit = $result->getUnit()->getId();
602  }
603  else
604  {
605  $tmp_result_unit = NULL;
606  }
607 
608  $formula = str_replace(",", ".", $result->getFormula());
609 
610  $ilDB->insert("il_qpl_qst_fq_res", array(
611  "result_id" => array("integer", $next_id),
612  "question_fi" => array("integer", $this->getId()),
613  "result" => array("text", $result->getResult()),
614  "range_min" => array("float", ((strlen($result->getRangeMin())) ? $result->getRangeMin() : 0)),
615  "range_max" => array("float", ((strlen($result->getRangeMax())) ? $result->getRangeMax() : 0)),
616  "tolerance" => array("float", ((strlen($result->getTolerance())) ? $result->getTolerance() : 0)),
617  "unit_fi" => array("integer", (int)$tmp_result_unit),
618  "formula" => array("clob", $formula),
619  "resprecision" => array("integer", $result->getPrecision()),
620  "rating_simple" => array("integer", ($result->getRatingSimple()) ? 1 : 0),
621  "rating_sign" => array("float", ($result->getRatingSimple()) ? 0 : $result->getRatingSign()),
622  "rating_value" => array("float", ($result->getRatingSimple()) ? 0 : $result->getRatingValue()),
623  "rating_unit" => array("float", ($result->getRatingSimple()) ? 0 : $result->getRatingUnit()),
624  "points" => array("float", $result->getPoints()),
625  "result_type" => array('integer', (int)$result->getResultType()),
626  "range_min_txt" => array("text", $result->getRangeMinTxt()),
627  "range_max_txt" => array("text", $result->getRangeMaxTxt())
628 
629  ));
630  }
631  // save result units
632  $affectedRows = $ilDB->manipulateF("DELETE FROM il_qpl_qst_fq_res_unit WHERE question_fi = %s",
633  array("integer"),
634  array($this->getId())
635  );
636  foreach($this->results as $result)
637  {
638  foreach($this->getResultUnits($result) as $unit)
639  {
640  $next_id = $ilDB->nextId('il_qpl_qst_fq_res_unit');
641  $affectedRows = $ilDB->manipulateF("INSERT INTO il_qpl_qst_fq_res_unit (result_unit_id, question_fi, result, unit_fi) VALUES (%s, %s, %s, %s)",
642  array('integer', 'integer', 'text', 'integer'),
643  array(
644  $next_id,
645  $this->getId(),
646  $result->getResult(),
647  $unit->getId()
648  )
649  );
650  }
651  }
652 
653 
654  // copy category/unit-process:
655  // if $source_qst_id = '' -> nothing to copy because this is a new question
656  // if $source_qst_id == $target_qst_id -> nothing to copy because this is just an update-process
657  // if $source_qst_id != $target_qst_id -> copy categories and untis because this is a copy-process
658  // @todo: Nadia wtf?
659  if($source_qst_id != $target_qst_id && $source_qst_id > 0)
660  {
661  $res = $ilDB->queryF('
662  SELECT * FROM il_qpl_qst_fq_ucat WHERE question_fi = %s',
663  array('integer'), array($source_qst_id));
664 
665  $cp_cats = array();
666  while($row = $ilDB->fetchAssoc($res))
667  {
668  $cp_cats[] = $row['category_id'];
669  }
670 
671  foreach($cp_cats as $old_category_id)
672  {
673  // copy admin-categorie to custom-category (with question_fi)
674  $new_cat_id = $this->unitrepository->copyCategory($old_category_id, $target_qst_id);
675 
676  // copy units to custom_category
677  $this->unitrepository->copyUnitsByCategories($old_category_id, $new_cat_id, $target_qst_id);
678  }
679  }
680  parent::saveToDb();
681  }
assQuestion\getId
getId()
Gets the id of the assQuestion object.
Definition: class.assQuestion.php:625
$result
$result
Definition: CleanUpTest.php:407
assQuestion\saveQuestionDataToDb
saveQuestionDataToDb($original_id="")
Definition: class.assQuestion.php:2426
$ilDB
global $ilDB
Definition: storeScorm2004.php:16
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◆ saveWorkingData()

assFormulaQuestion::saveWorkingData (   $active_id,
  $pass = NULL 
)

Saves the learners input of the question to the database.

Parameters
integer$test_idThe database id of the test containing this question
Returns
boolean Indicates the save status (true if saved successful, false otherwise) public
See also
$answers

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

References $ilDB, $pass, $result, $row, ilObjAssessmentFolder\_enabledAssessmentLogging(), ilObjAssessmentFolder\_getLogLanguage(), ilObjTest\_getPass(), assQuestion\getId(), assQuestion\getProcessLocker(), getSolutionSubmit(), and assQuestion\logAction().

985  {
986  global $ilDB;
987 
988  if(is_null($pass))
989  {
990  include_once "./Modules/Test/classes/class.ilObjTest.php";
991  $pass = ilObjTest::_getPass($active_id);
992  }
993 
994  $this->getProcessLocker()->requestUserSolutionUpdateLock();
995 
996  $solutionSubmit = $this->getSolutionSubmit();
997 
998  $entered_values = FALSE;
999  foreach($solutionSubmit as $key => $value)
1000  {
1001  $matches = null;
1002  if(preg_match("/^result_(\\\$r\\d+)$/", $key, $matches))
1003  {
1004  if(strlen($value)) $entered_values = TRUE;
1005  $result = $ilDB->queryF("SELECT solution_id FROM tst_solutions WHERE active_fi = %s AND pass = %s AND question_fi = %s AND " . $ilDB->like('value1', 'clob', $matches[1]),
1006  array('integer', 'integer', 'integer'),
1007  array($active_id, $pass, $this->getId())
1008  );
1009  if($result->numRows())
1010  {
1011  while($row = $ilDB->fetchAssoc($result))
1012  {
1013  $affectedRows = $ilDB->manipulateF("DELETE FROM tst_solutions WHERE solution_id = %s",
1014  array('integer'),
1015  array($row['solution_id'])
1016  );
1017  }
1018  }
1019 
1020  $affectedRows = $this->saveCurrentSolution($active_id,$pass,$matches[1],str_replace(",", ".", $value));
1021  }
1022  else if(preg_match("/^result_(\\\$r\\d+)_unit$/", $key, $matches))
1023  {
1024  $result = $ilDB->queryF("SELECT solution_id FROM tst_solutions WHERE active_fi = %s AND pass = %s AND question_fi = %s AND " . $ilDB->like('value1', 'clob', $matches[1] . "_unit"),
1025  array('integer', 'integer', 'integer'),
1026  array($active_id, $pass, $this->getId())
1027  );
1028  if($result->numRows())
1029  {
1030  while($row = $ilDB->fetchAssoc($result))
1031  {
1032  $affectedRows = $ilDB->manipulateF("DELETE FROM tst_solutions WHERE solution_id = %s",
1033  array('integer'),
1034  array($row['solution_id'])
1035  );
1036  }
1037  }
1038 
1039  $affectedRows = $this->saveCurrentSolution($active_id,$pass,$matches[1] . "_unit",$value);
1040  }
1041  }
1042 
1043  $this->getProcessLocker()->releaseUserSolutionUpdateLock();
1044 
1045  if($entered_values)
1046  {
1047  include_once ("./Modules/Test/classes/class.ilObjAssessmentFolder.php");
1048  if(ilObjAssessmentFolder::_enabledAssessmentLogging())
1049  {
1050  $this->logAction($this->lng->txtlng("assessment", "log_user_entered_values", ilObjAssessmentFolder::_getLogLanguage()), $active_id, $this->getId());
1051  }
1052  }
1053  else
1054  {
1055  include_once ("./Modules/Test/classes/class.ilObjAssessmentFolder.php");
1056  if(ilObjAssessmentFolder::_enabledAssessmentLogging())
1057  {
1058  $this->logAction($this->lng->txtlng("assessment", "log_user_not_entered_values", ilObjAssessmentFolder::_getLogLanguage()), $active_id, $this->getId());
1059  }
1060  }
1061 
1062  return true;
1063  }
assQuestion\getId
getId()
Gets the id of the assQuestion object.
Definition: class.assQuestion.php:625
$result
$result
Definition: CleanUpTest.php:407
ilObjTest\_getPass
_getPass($active_id)
Retrieves the actual pass of a given user for a given test.
Definition: class.ilObjTest.php:8204
ilObjAssessmentFolder\_enabledAssessmentLogging
_enabledAssessmentLogging()
check wether assessment logging is enabled or not
Definition: class.ilObjAssessmentFolder.php:177
ilObjAssessmentFolder\_getLogLanguage
_getLogLanguage()
retrieve the log language for assessment logging
Definition: class.ilObjAssessmentFolder.php:222
$ilDB
global $ilDB
Definition: storeScorm2004.php:16
assQuestion\logAction
logAction($logtext="", $active_id="", $question_id="")
Logs an action into the Test&Assessment log.
Definition: class.assQuestion.php:1440
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◆ setExportDetailsXLS()

assFormulaQuestion::setExportDetailsXLS ( &  $worksheet,
  $startrow,
  $active_id,
  $pass,
&  $format_title,
&  $format_bold 
)

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

Parameters
object$worksheetReference to the parent excel worksheet
object$startrowStartrow of the output in the excel worksheet
object$active_idActive id of the participant
object$passTest pass
object$format_titleExcel title format
object$format_boldExcel bold format
array$eval_dataCumulated evaluation data public

Definition at line 1173 of file class.assFormulaQuestion.php.

References $pass, ilExcelUtils\_convert_text(), assQuestion\getSolutionValues(), assQuestion\getTitle(), getUnitrepository(), and getVariable().

1174  {
1175  require_once 'Services/Excel/classes/class.ilExcelUtils.php';
1176  $solution = $this->getSolutionValues($active_id, $pass);
1177  $worksheet->writeString($startrow, 0, ilExcelUtils::_convert_text($this->lng->txt($this->getQuestionType())), $format_title);
1178  $worksheet->writeString($startrow, 1, ilExcelUtils::_convert_text($this->getTitle()), $format_title);
1179  $i = 1;
1180  foreach($solution as $solutionvalue)
1181  {
1182  $worksheet->writeString($startrow + $i, 0, ilExcelUtils::_convert_text($solutionvalue["value1"]), $format_bold);
1183  if(strpos($solutionvalue["value1"], "_unit"))
1184  {
1185  $unit = $this->getUnitrepository()->getUnit($solutionvalue["value2"]);
1186  if(is_object($unit))
1187  {
1188  $worksheet->write($startrow + $i, 1, $unit->getUnit());
1189  }
1190  }
1191  else
1192  {
1193  $worksheet->write($startrow + $i, 1, $solutionvalue["value2"]);
1194  }
1195  if(preg_match("/(\\\$v\\d+)/", $solutionvalue["value1"], $matches))
1196  {
1197  $var = $this->getVariable($solutionvalue["value1"]);
1198  if(is_object($var) && (is_object($var->getUnit())))
1199  {
1200  $worksheet->write($startrow + $i, 2, $var->getUnit()->getUnit());
1201  }
1202  }
1203  $i++;
1204  }
1205  return $startrow + $i + 1;
1206  }
assQuestion\getSolutionValues
& getSolutionValues($active_id, $pass=NULL)
Loads solutions of a given user from the database an returns it.
Definition: class.assQuestion.php:1622
ilExcelUtils\_convert_text
_convert_text($a_text, $a_target="has been removed")
Definition: class.ilExcelUtils.php:14
assQuestion\getTitle
getTitle()
Gets the title string of the assQuestion object.
Definition: class.assQuestion.php:613
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◆ setId()

assFormulaQuestion::setId (   $id = -1)

Definition at line 1292 of file class.assFormulaQuestion.php.

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

Referenced by loadFromDb().

1293  {
1294  parent::setId($id);
1295  $this->unitrepository->setConsumerId($this->getId());
1296  }
assQuestion\getId
getId()
Gets the id of the assQuestion object.
Definition: class.assQuestion.php:625
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◆ setUnitrepository()

assFormulaQuestion::setUnitrepository (   $unitrepository)
Parameters
\ilUnitConfigurationRepository$unitrepository

Definition at line 1317 of file class.assFormulaQuestion.php.

References $unitrepository.

1318  {
1319  $this->unitrepository = $unitrepository;
1320  }

◆ substituteVariables()

assFormulaQuestion::substituteVariables (   $userdata = null,
  $graphicalOutput = FALSE,
  $forsolution = FALSE,
  $result_output = FALSE,
ilAssQuestionPreviewSession  $previewSession = null 
)

Definition at line 194 of file class.assFormulaQuestion.php.

References $ilDB, $result, assFormulaQuestionResult\convertDecimalToCoprimeFraction(), ilUtil\getImagePath(), assQuestion\getQuestion(), getResult(), getResults(), getResultUnits(), getUnitrepository(), getVariable(), getVariables(), ilUtil\prepareFormOutput(), assFormulaQuestionResult\RESULT_CO_FRAC, assFormulaQuestionResult\RESULT_DEC, assFormulaQuestionResult\RESULT_FRAC, and assFormulaQuestionResult\RESULT_NO_SELECTION.

195  {
196  global $ilDB;
197 
198  if((count($this->results) == 0) && (count($this->variables) == 0))
199  return false;
200 
201  $text = $this->getQuestion();
202  if(preg_match_all("/(\\\$r\\d+)/ims", $this->getQuestion(), $rmatches))
203  {
204  foreach($rmatches[1] as $result)
205  {
206  $resObj = $this->getResult($result);
207  $resObj->findValidRandomVariables($this->getVariables(), $this->getResults());
208  }
209  }
210  if(preg_match_all("/(\\\$v\\d+)/ims", $this->getQuestion(), $matches))
211  {
212  foreach($matches[1] as $variable)
213  {
214  $varObj = $this->getVariable($variable);
215  if(is_array($userdata))
216  {
217  if(strlen($userdata[$varObj->getVariable()]))
218  {
219  $value = $userdata[$varObj->getVariable()];
220  $varObj->setValue($value);
221  }
222  elseif( is_object($previewSession) )
223  {
224  $userSolution = $previewSession->getParticipantsSolution();
225  $userSolution[$varObj->getVariable()] = $varObj->getValue();
226  $previewSession->setParticipantsSolution($userSolution);
227  }
228  else
229  {
230  // save value to db
231  $this->saveCurrentSolution($userdata["active_id"], $userdata["pass"], $variable,$varObj->getValue());
232  }
233  }
234  $unit = (is_object($varObj->getUnit())) ? $varObj->getUnit()->getUnit() : "";
235  $val = (strlen($varObj->getValue()) > 8) ? strtoupper(sprintf("%e", $varObj->getValue())) : $varObj->getValue();
236  $text = preg_replace("/\\$" . substr($variable, 1) . "(?![0-9]+)/", $val . " " . $unit . "\\1", $text);
237  }
238  }
239  if(preg_match_all("/(\\\$r\\d+)/ims", $this->getQuestion(), $rmatches))
240  {
241  foreach($rmatches[1] as $result)
242  {
243  $resObj = $this->getResult($result);
244  $value = "";
245  $frac_helper = '';
246  $user_data[$result]['result_type'] = $resObj->getResultType();
247 
248  if(
249  $resObj->getResultType() == assFormulaQuestionResult::RESULT_FRAC ||
250  $resObj->getResultType() == assFormulaQuestionResult::RESULT_CO_FRAC
251  )
252  {
253  $is_frac = true;
254  }
255  if(is_array($userdata))
256  {
257  if(is_array($userdata[$result]))
258  {
259  if($forsolution && $result_output)
260  {
261  $value_org = $resObj->calculateFormula($this->getVariables(), $this->getResults(), parent::getId());
262  $value = sprintf("%." . $resObj->getPrecision() . "f", $value_org);
263  if($is_frac)
264  {
265  $value = assFormulaQuestionResult::convertDecimalToCoprimeFraction($value_org);
266  if(is_array($value))
267  {
268  $frac_helper = $value[1];
269  $value = $value[0];
270  }
271  }
272  }
273  else
274  {
275  if($forsolution)
276  {
277  $value = $userdata[$result]["value"];
278  }
279  else
280  {
281  $value = ' value="' . $userdata[$result]["value"] . '"';
282  }
283  }
284  }
285  }
286  else
287  {
288  if($forsolution)
289  {
290  $value = $resObj->calculateFormula($this->getVariables(), $this->getResults(), parent::getId());
291  $value = sprintf("%." . $resObj->getPrecision() . "f", $value);
292 
293  if($is_frac)
294  {
295  $value = assFormulaQuestionResult::convertDecimalToCoprimeFraction($value);
296  if(is_array($value))
297  {
298  $frac_helper = $value[1];
299  $value = $value[0];
300  }
301  $value = ' value="' . $value . '"';
302  }
303  }
304  else
305  {
306  // Precision fix for Preview by tjoussen
307  // If all default values are set, this function is called in getPreview
308  $use_precision = !($userdata == null && $graphicalOutput == FALSE && $forsolution == FALSE && $result_output == FALSE);
309 
310  $val = $resObj->calculateFormula($this->getVariables(), $this->getResults(), parent::getId(), $use_precision);
311 
312  if($resObj->getResultType() == assFormulaQuestionResult::RESULT_FRAC
313  ||$resObj->getResultType() == assFormulaQuestionResult::RESULT_CO_FRAC)
314  {
315  $val = $resObj->convertDecimalToCoprimeFraction($val);
316  if(is_array($val))
317  {
318  $frac_helper = $val[1];
319  $val = $val[0];
320  }
321  }
322  else
323  {
324  $val = sprintf("%." . $resObj->getPrecision() . "f", $val);
325  $val = (strlen($val) > 8) ? strtoupper(sprintf("%e", $val)) : $val;
326  }
327  $value = ' value="' . $val . '"';
328  }
329  }
330 
331  if($forsolution)
332  {
333  $input = '<span class="solutionbox">' . ilUtil::prepareFormOutput($value) . '</span>';
334  }
335  else
336  {
337  $input = '<input type="text" spellcheck="false" autocomplete="off" autocorrect="off" autocapitalize="off" name="result_' . $result . '"' . $value . ' />';
338  }
339 
340  $units = "";
341  if(count($this->getResultUnits($resObj)) > 0)
342  {
343  if($forsolution)
344  {
345  if(is_array($userdata))
346  {
347  foreach($this->getResultUnits($resObj) as $unit)
348  {
349  if($userdata[$result]["unit"] == $unit->getId())
350  {
351  $units = $unit->getUnit();
352  }
353  }
354  }
355  else
356  {
357  if($resObj->getUnit())
358  {
359  $units = $resObj->getUnit()->getUnit();
360  }
361  }
362  }
363  else
364  {
365  $units = '<select name="result_' . $result . '_unit">';
366  $units .= '<option value="-1">' . $this->lng->txt("select_unit") . '</option>';
367  foreach($this->getResultUnits($resObj) as $unit)
368  {
369  $units .= '<option value="' . $unit->getId() . '"';
370  if((is_array($userdata[$result])) && (strlen($userdata[$result]["unit"])))
371  {
372  if($userdata[$result]["unit"] == $unit->getId())
373  {
374  $units .= ' selected="selected"';
375  }
376  }
377  $units .= '>' . $unit->getUnit() . '</option>';
378  }
379  $units .= '</select>';
380  }
381  }
382  else
383  {
384  $units = "";
385  }
386  switch($resObj->getResultType())
387  {
388  case assFormulaQuestionResult::RESULT_DEC:
389  $units .= ' ' . $this->lng->txt('expected_result_type') . ': ' . $this->lng->txt('result_dec');
390  break;
391  case assFormulaQuestionResult::RESULT_FRAC:
392  if(strlen($frac_helper))
393  {
394  $units .= ' &asymp; ' . $frac_helper . ', ';
395  }
396  elseif (is_array($userdata) && isset($userdata[$result]) && strlen($userdata[$result]["frac_helper"]))
397  {
398  if(!preg_match('-/-', $value))
399  {
400  $units .= ' &asymp; ' . $userdata[$result]["frac_helper"] . ', ';
401  }
402  }
403  $units .= ' ' . $this->lng->txt('expected_result_type') . ': ' . $this->lng->txt('result_frac');
404  break;
405  case assFormulaQuestionResult::RESULT_CO_FRAC:
406  if(strlen($frac_helper))
407  {
408  $units .= ' &asymp; ' . $frac_helper . ', ';
409  }
410  elseif (is_array($userdata) && isset($userdata[$result]) && strlen($userdata[$result]["frac_helper"]))
411  {
412  if(!preg_match('-/-', $value))
413  {
414  $units .= ' &asymp; ' . $userdata[$result]["frac_helper"] . ', ';
415  }
416  }
417  $units .= ' ' . $this->lng->txt('expected_result_type') . ': ' . $this->lng->txt('result_co_frac');
418  break;
419  case assFormulaQuestionResult::RESULT_NO_SELECTION:
420  break;
421  }
422  $checkSign = "";
423  if($graphicalOutput)
424  {
425  $resunit = null;
426  $user_value = '';
427  if(is_array($userdata) && is_array($userdata[$result]))
428  {
429  if($userdata[$result]["unit"] > 0)
430  {
431  $resunit = $this->getUnitrepository()->getUnit($userdata[$result]["unit"]);
432  }
433 
434  if(isset($userdata[$result]["value"]))
435  {
436  $user_value = $userdata[$result]["value"];
437  }
438  }
439 
440  $template = new ilTemplate("tpl.il_as_qpl_formulaquestion_output_solution_image.html", true, true, 'Modules/TestQuestionPool');
441 
442  if($resObj->isCorrect($this->getVariables(), $this->getResults(), $user_value, $resunit))
443  {
444  $template->setCurrentBlock("icon_ok");
445  $template->setVariable("ICON_OK", ilUtil::getImagePath("icon_ok.svg"));
446  $template->setVariable("TEXT_OK", $this->lng->txt("answer_is_right"));
447  $template->parseCurrentBlock();
448  }
449  else
450  {
451  $template->setCurrentBlock("icon_not_ok");
452  $template->setVariable("ICON_NOT_OK", ilUtil::getImagePath("icon_not_ok.svg"));
453  $template->setVariable("TEXT_NOT_OK", $this->lng->txt("answer_is_wrong"));
454  $template->parseCurrentBlock();
455  }
456  $checkSign = $template->get();
457  }
458  $resultOutput = "";
459  if($result_output)
460  {
461  $template = new ilTemplate("tpl.il_as_qpl_formulaquestion_output_solution_result.html", true, true, 'Modules/TestQuestionPool');
462 
463  if(is_array($userdata))
464  {
465  $found = $resObj->getResultInfo($this->getVariables(), $this->getResults(), $userdata[$resObj->getResult()]["value"], $userdata[$resObj->getResult()]["unit"], $this->getUnitrepository()->getUnits());
466  }
467  else
468  {
469  $found = $resObj->getResultInfo($this->getVariables(), $this->getResults(), $resObj->calculateFormula($this->getVariables(), $this->getResults(), parent::getId()), is_object($resObj->getUnit()) ? $resObj->getUnit()->getId() : NULL, $this->getUnitrepository()->getUnits());
470  }
471  $resulttext = "(";
472  if($resObj->getRatingSimple())
473  {
474  if($frac_helper)
475  {
476  $resulttext .="n/a";
477  }
478  else
479  {
480  $resulttext .= $found['points'] . " " . (($found['points'] == 1) ? $this->lng->txt('point') : $this->lng->txt('points'));
481  }
482  }
483  else
484  {
485  $resulttext .= $this->lng->txt("rated_sign") . " " . (($found['sign']) ? $found['sign'] : 0) . " " . (($found['sign'] == 1) ? $this->lng->txt('point') : $this->lng->txt('points')) . ", ";
486  $resulttext .= $this->lng->txt("rated_value") . " " . (($found['value']) ? $found['value'] : 0) . " " . (($found['value'] == 1) ? $this->lng->txt('point') : $this->lng->txt('points')) . ", ";
487  $resulttext .= $this->lng->txt("rated_unit") . " " . (($found['unit']) ? $found['unit'] : 0) . " " . (($found['unit'] == 1) ? $this->lng->txt('point') : $this->lng->txt('points'));
488  }
489 
490  $resulttext .= ")";
491  $template->setVariable("RESULT_OUTPUT", $resulttext);
492 
493  $resultOutput = $template->get();
494  }
495  $text = preg_replace("/\\\$" . substr($result, 1) . "(?![0-9]+)/", $input . " " . $units . " " . $checkSign . " " . $resultOutput . " " . "\\1", $text);
496  }
497  }
498  return $text;
499  }
ilUtil\prepareFormOutput
static prepareFormOutput($a_str, $a_strip=false)
prepares string output for html forms public
Definition: class.ilUtil.php:3110
$result
$result
Definition: CleanUpTest.php:407
ilUtil\getImagePath
static getImagePath($img, $module_path="", $mode="output", $offline=false)
get image path (for images located in a template directory)
Definition: class.ilUtil.php:71
ilTemplate
special template class to simplify handling of ITX/PEAR
Definition: class.ilTemplate.php:11
assQuestion\getQuestion
getQuestion()
Gets the question string of the question object.
Definition: class.assQuestion.php:3586
$ilDB
global $ilDB
Definition: storeScorm2004.php:16
assFormulaQuestionResult\convertDecimalToCoprimeFraction
static convertDecimalToCoprimeFraction($decimal_value, $tolerance=1.e-9)
Definition: class.assFormulaQuestionResult.php:948
+ Here is the call graph for this function:

Field Documentation

◆ $results

assFormulaQuestion::$results
private

Definition at line 22 of file class.assFormulaQuestion.php.

Referenced by getResults().

◆ $resultunits

assFormulaQuestion::$resultunits
private

Definition at line 23 of file class.assFormulaQuestion.php.

Referenced by __get(), getResultUnits(), and hasResultUnit().

◆ $unitrepository

assFormulaQuestion::$unitrepository
private

Definition at line 28 of file class.assFormulaQuestion.php.

Referenced by getUnitrepository(), and setUnitrepository().

◆ $variables

assFormulaQuestion::$variables
private

Definition at line 21 of file class.assFormulaQuestion.php.

Referenced by getVariables().

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