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assNumeric Class Reference
Modules/TestQuestionPool

Class for numeric questions. More...

+ Inheritance diagram for assNumeric:
+ Collaboration diagram for assNumeric:

Public Member Functions

 __construct ($title="", $comment="", $author="", $owner=-1, $question="")
 assNumeric constructor
 isComplete ()
 Returns true, if a numeric question is complete for use.
 saveToDb ($original_id="")
 Saves a assNumeric object to a database.
 duplicate ($for_test=true, $title="", $author="", $owner="", $testObjId=null)
 Duplicates an assNumericQuestion.
 copyObject ($target_questionpool_id, $title="")
 Copies an assNumeric object.
 createNewOriginalFromThisDuplicate ($targetParentId, $targetQuestionTitle="")
 getLowerLimit ()
 getUpperLimit ()
 setLowerLimit ($a_limit)
 setUpperLimit ($a_limit)
 getMaximumPoints ()
 Returns the maximum points, a learner can reach answering the question.
 calculateReachedPointsFromPreviewSession (ilAssQuestionPreviewSession $previewSession)
 contains ($value)
 Checks for a given value within the range.
 getSolutionSubmit ()
 isValidSolutionSubmit ($numeric_solution)
 getQuestionType ()
 Returns the question type of the question.
 getMaxChars ()
 Returns the maximum number of characters for the numeric input field.
 setMaxChars ($maxchars)
 Sets the maximum number of characters for the numeric input field.
 getAdditionalTableName ()
 Returns the name of the additional question data table in the database.
 getRTETextWithMediaObjects ()
 Collects all text in the question which could contain media objects which were created with the Rich Text Editor.
 setExportDetailsXLS (&$worksheet, $startrow, $active_id, $pass, &$format_title, &$format_bold)
 Creates an Excel worksheet for the detailed cumulated results of this question.
 getOperators ($expression)
 Get all available operations for a specific question.
 getExpressionTypes ()
 Get all available expression types for a specific question.
 getAvailableAnswerOptions ($index=null)
 If index is null, the function returns an array with all anwser options Else it returns the specific answer option.
- Public Member Functions inherited from assQuestion
 setProcessLocker ($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.
 toXML ($a_include_header=true, $a_include_binary=true, $a_shuffle=false, $test_output=false, $force_image_references=false)
 Returns a QTI xml representation of the question.
 questionTitleExists ($questionpool_id, $title)
 Returns TRUE if the question title exists in the database.
 setTitle ($title="")
 Sets the title string of the assQuestion object.
 setId ($id=-1)
 Sets the id of the assQuestion object.
 setTestId ($id=-1)
 Sets the test id of the assQuestion object.
 setComment ($comment="")
 Sets the comment string of the assQuestion object.
 setOutputType ($outputType=OUTPUT_HTML)
 Sets the output type.
 setShuffle ($shuffle=true)
 Sets the shuffle flag.
 setEstimatedWorkingTime ($hour=0, $min=0, $sec=0)
 Sets the estimated working time of a question from given hour, minute and second.
 setEstimatedWorkingTimeFromDurationString ($durationString)
 Sets the estimated working time of a question from a given datetime string.
 keyInArray ($searchkey, $array)
 returns TRUE if the key occurs in an array
 setAuthor ($author="")
 Sets the authors name of the assQuestion object.
 setOwner ($owner="")
 Sets the creator/owner ID of the assQuestion object.
 getTitle ()
 Gets the title string of the assQuestion object.
 getId ()
 Gets the id of the assQuestion object.
 getShuffle ()
 Gets the shuffle flag.
 getTestId ()
 Gets the test id of the assQuestion object.
 getComment ()
 Gets the comment string of the assQuestion object.
 getOutputType ()
 Gets the output type.
 supportsJavascriptOutput ()
 Returns true if the question type supports JavaScript output.
 supportsNonJsOutput ()
 requiresJsSwitch ()
 getEstimatedWorkingTime ()
 Gets the estimated working time of a question.
 getAuthor ()
 Gets the authors name of the assQuestion object.
 getOwner ()
 Gets the creator/owner ID of the assQuestion object.
 getObjId ()
 Get the object id of the container object.
 setObjId ($obj_id=0)
 Set the object id of the container object.
 setExternalId ($external_id)
 getExternalId ()
 _getMaximumPoints ($question_id)
 Returns the maximum points, a learner can reach answering the question.
& _getQuestionInfo ($question_id)
 Returns question information from the database.
 getSuggestedSolutionOutput ()
& _getSuggestedSolution ($question_id, $subquestion_index=0)
 Returns a suggested solution for a given subquestion index.
 getSuggestedSolutions ()
 Return the suggested solutions.
 _getReachedPoints ($active_id, $question_id, $pass=NULL)
 Returns the points, a learner has reached answering the question.
 getReachedPoints ($active_id, $pass=NULL)
 Returns the points, a learner has reached answering the question This is the fast way to get the points directly from the database.
 getAdjustedReachedPoints ($active_id, $pass=NULL)
 returns the reached points ...
 calculateResultsFromSolution ($active_id, $pass=NULL, $obligationsEnabled=false)
 Calculates the question results from a previously saved question solution.
 persistWorkingState ($active_id, $pass=NULL, $obligationsEnabled=false)
 persists the working state for current testactive and testpass
 persistPreviewState (ilAssQuestionPreviewSession $previewSession)
 persists the preview state for current user and question
 saveWorkingData ($active_id, $pass=NULL)
 Saves the learners input of the question to the database.
 _updateTestResultCache ($active_id, ilAssQuestionProcessLocker $processLocker=null)
 Move this to a proper place.
 logAction ($logtext="", $active_id="", $question_id="")
 Logs an action into the Test&Assessment log.
 _logAction ($logtext="", $active_id="", $question_id="")
 Logs an action into the Test&Assessment log.
 moveUploadedMediaFile ($file, $name)
 Move an uploaded media file to an public accessible temp dir to present it.
 getSuggestedSolutionPath ()
 Returns the path for a suggested solution.
 getJavaPath ()
 Returns the image path for web accessable images of a question.
 getImagePath ($question_id=null, $object_id=null)
 Returns the image path for web accessable images of a question.
 buildImagePath ($questionId, $parentObjectId)
 getFlashPath ()
 Returns the image path for web accessable flash files of a question.
 getJavaPathWeb ()
 Returns the web image path for web accessable java applets of a question.
 getSuggestedSolutionPathWeb ()
 Returns the web path for a suggested solution.
 getImagePathWeb ()
 Returns the web image path for web accessable images of a question.
 getFlashPathWeb ()
 Returns the web image path for web accessable flash applications of a question.
& getSolutionValues ($active_id, $pass=NULL)
 Loads solutions of a given user from the database an returns it.
 isInUse ($question_id="")
 Checks whether the question is in use or not.
 isClone ($question_id="")
 Checks whether the question is a clone of another question or not.
 pcArrayShuffle ($array)
 Shuffles the values of a given array.
 getQuestionTypeFromDb ($question_id)
 get question type for question id
 getAnswerTableName ()
 Returns the name of the answer table in the database.
 deleteAnswers ($question_id)
 Deletes datasets from answers tables.
 deleteAdditionalTableData ($question_id)
 Deletes datasets from the additional question table in the database.
 delete ($question_id)
 Deletes a question and all materials from the database.
 getTotalAnswers ()
 get total number of answers
 _getTotalAnswers ($a_q_id)
 get number of answers for question id (static) note: do not use $this inside this method
 _getTitle ($a_q_id)
 Returns the title of a question.
 _getQuestionText ($a_q_id)
 Returns question text.
 copyXHTMLMediaObjectsOfQuestion ($a_q_id)
 syncXHTMLMediaObjectsOfQuestion ()
 createPageObject ()
 create page object of question
 copyPageOfQuestion ($a_q_id)
 getPageOfQuestion ()
 _getQuestionType ($question_id)
 Returns the question type of a question with a given id.
 _getQuestionTitle ($question_id)
 Returns the question title of a question with a given id.
 setOriginalId ($original_id)
 getOriginalId ()
 loadFromDb ($question_id)
 Loads the question from the database.
 createNewQuestion ($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.
 saveQuestionDataToDb ($original_id="")
 setNewOriginalId ($newId)
 deleteSuggestedSolutions ()
 Deletes all suggestes solutions in the database.
 getSuggestedSolution ($subquestion_index=0)
 Returns a suggested solution for a given subquestion index.
 getSuggestedSolutionTitle ($subquestion_index=0)
 Returns the title of a suggested solution at a given subquestion_index.
 setSuggestedSolution ($solution_id="", $subquestion_index=0, $is_import=false)
 Sets a suggested solution for the question.
 _resolveInternalLink ($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.
 _questionExistsInPool ($question_id)
 Returns true if the question already exists in the database and is assigned to a question pool.
 getPoints ()
 Returns the maximum available points for the question.
 setPoints ($a_points)
 Sets the maximum available points for the question.
 getSolutionMaxPass ($active_id)
 Returns the maximum pass a users question solution.
 _getSolutionMaxPass ($question_id, $active_id)
 Returns the maximum pass a users question solution.
 _isWriteable ($question_id, $user_id)
 Returns true if the question is writeable by a certain user.
 _isUsedInRandomTest ($question_id="")
 Checks whether the question is used in a random test or not.
 calculateReachedPoints ($active_id, $pass=NULL, $returndetails=FALSE)
 Returns the points, a learner has reached answering the question.
 isPreviewSolutionCorrect (ilAssQuestionPreviewSession $previewSession)
 adjustReachedPointsByScoringOptions ($points, $active_id, $pass=NULL)
 Adjust the given reached points by checks for all special scoring options in the test container.
 isHTML ($a_text)
 Checks if a given string contains HTML or not.
 prepareTextareaOutput ($txt_output, $prepare_for_latex_output=FALSE)
 Prepares a string for a text area output in tests.
 QTIMaterialToString ($a_material)
 Reads an QTI material tag an creates a text string.
 addQTIMaterial (&$a_xml_writer, $a_material, $close_material_tag=TRUE, $add_mobs=TRUE)
 Creates a QTI material tag from a plain text or xhtml text.
 createNewImageFileName ($image_filename, $unique=false)
 _setReachedPoints ($active_id, $question_id, $points, $maxpoints, $pass, $manualscoring, $obligationsEnabled)
 Sets the points, a learner has reached answering the question Additionally objective results are updated.
 getQuestion ()
 Gets the question string of the question object.
 setQuestion ($question="")
 Sets the question string of the question object.
 getQuestionTypeID ()
 Returns the question type of the question.
 cleanupMediaObjectUsage ()
 synchronises appearances of media objects in the question with media object usage table
& getInstances ()
 Gets all instances of the question.
 _needsManualScoring ($question_id)
 getActiveUserData ($active_id)
 Returns the user id and the test id for a given active id.
 __get ($value)
 Object getter.
 __set ($key, $value)
 Object setter.
 getNrOfTries ()
 setNrOfTries ($a_nr_of_tries)
 setExportImagePath ($a_path)
 _questionExistsInTest ($question_id, $test_id)
 formatSAQuestion ($a_q)
 Format self assessment question.
 setPreventRteUsage ($a_val)
 Set prevent rte usage.
 getPreventRteUsage ()
 Get prevent rte usage.
 setSelfAssessmentEditingMode ($a_selfassessmenteditingmode)
 Set Self-Assessment Editing Mode.
 getSelfAssessmentEditingMode ()
 Get Self-Assessment Editing Mode.
 setDefaultNrOfTries ($a_defaultnroftries)
 Set Default Nr of Tries.
 getDefaultNrOfTries ()
 Get Default Nr of Tries.
 isAnswered ($active_id, $pass=null)
 returns boolean wether the question is answered during test pass or not
 setObligationsToBeConsidered ($obligationsToBeConsidered=true)
 sets the flag wether obligations are to be considered or not
 areObligationsToBeConsidered ()
 gets the flag wether obligations are to be considered or not
 isAutosaveable ()
 getAdditionalContentEditingMode ()
 getter for additional content editing mode for this question
 setAdditionalContentEditingMode ($additinalContentEditingMode)
 setter for additional content editing mode for this question
 isAdditionalContentEditingModePageObject ()
 isser for additional "pageobject" content editing mode
 isValidAdditionalContentEditingMode ($additionalContentEditingMode)
 returns the fact wether the passed additional content mode is valid or not
 getValidAdditionalContentEditingModes ()
 getter for valid additional content editing modes
 addQuestionChangeListener (ilQuestionChangeListener $listener)
 getQuestionChangeListeners ()
 getHtmlUserSolutionPurifier ()
 getHtmlQuestionContentPurifier ()
 setLastChange ($lastChange)
 getLastChange ()
 setStep ($step)
 getStep ()
 toJSON ()
- Public Member Functions inherited from ilObjQuestionScoringAdjustable
 saveAdditionalQuestionDataToDb ()
 Saves a record to the question types additional data table.
- Public Member Functions inherited from ilObjAnswerScoringAdjustable
 saveAnswerSpecificDataToDb ()
 Saves the answer specific records into a question types answer table.
- Public Member Functions inherited from iQuestionCondition
 getUserQuestionResult ($active_id, $pass)
 Get the user solution for a question by active_id and the test pass.

Data Fields

 $maxchars
- Data Fields inherited from assQuestion
const ADDITIONAL_CONTENT_EDITING_MODE_DEFAULT = 'default'
 constant for additional content editing mode "default"
const ADDITIONAL_CONTENT_EDITING_MODE_PAGE_OBJECT = 'pageobject'
 constant for additional content editing mode "pageobject"
 $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 = "?"

Protected Member Functions

 savePreviewData (ilAssQuestionPreviewSession $previewSession)
 reworkWorkingData ($active_id, $pass, $obligationsAnswered)
 Reworks the allready saved working data if neccessary.
- Protected Member Functions inherited from assQuestion
 deletePageOfQuestion ($question_id)
 Deletes the page object of a question with a given ID.
 onDuplicate ($originalParentId, $originalQuestionId, $duplicateParentId, $duplicateQuestionId)
 Will be called when a question is duplicated (inside a question pool or for insertion in a test)
 beforeSyncWithOriginal ($origQuestionId, $dupQuestionId, $origParentObjId, $dupParentObjId)
 afterSyncWithOriginal ($origQuestionId, $dupQuestionId, $origParentObjId, $dupParentObjId)
 onCopy ($sourceParentId, $sourceQuestionId, $targetParentId, $targetQuestionId)
 Will be called when a question is copied (into another question pool)
 duplicateSuggestedSolutionFiles ($parent_id, $question_id)
 Duplicates the files of a suggested solution if the question is duplicated.
 syncSuggestedSolutionFiles ($original_id)
 Syncs the files of a suggested solution if the question is synced.
 copySuggestedSolutionFiles ($source_questionpool_id, $source_question_id)
 duplicateQuestionHints ($originalQuestionId, $duplicateQuestionId)
 buildQuestionDataQuery ()

Protected Attributes

 $lower_limit
 $upper_limit
- 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

Additional Inherited Members

- Static Public Member Functions inherited from assQuestion
static _getSuggestedSolutionCount ($question_id)
 Returns the number of suggested solutions associated with a question.
static _getSuggestedSolutionOutput ($question_id)
 Returns the output of the suggested solution.
static _getTotalRightAnswers ($a_q_id)
 get number of answers for question id (static) note: do not use $this inside this method
static _getOriginalId ($question_id)
 Returns the original id of a question.
static originalQuestionExists ($questionId)
static _instanciateQuestion ($question_id)
 Creates an instance of a question with a given question id.
static _instantiateQuestion ($question_id)
static _isWorkedThrough ($active_id, $question_id, $pass=NULL)
 Returns true if the question was worked through in the given pass Worked through means that the user entered at least one value.
static _areAnswered ($a_user_id, $a_question_ids)
 Checks if an array of question ids is answered by an user or not.
static _includeClass ($question_type, $gui=0)
 Include the php class file for a given question type.
static getGuiClassNameByQuestionType ($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.
static & _instanciateQuestionGUI ($question_id)
 Creates an instance of a question gui with a given question id.
static instantiateQuestionGUI ($a_question_id)
 Creates an instance of a question gui with a given question id.
static lookupParentObjId ($questionId)
 ilDB $ilDB
static lookupOriginalParentObjId ($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)
static isObligationPossible ($questionId)
 returns boolean wether it is possible to set this question type as obligatory or not considering the current question configuration
static setResultGateway ($resultGateway)
static getResultGateway ()
static sumTimesInISO8601FormatH_i_s_Extended ($time1, $time2)
static convertISO8601FormatH_i_s_ExtendedToSeconds ($time)
- 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

Detailed Description

Class for numeric questions.

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

Author
Helmut Schottmüller helmu.nosp@m.t.sc.nosp@m.hottm.nosp@m.uell.nosp@m.er@ma.nosp@m.c.co.nosp@m.m
Nina Gharib nina@.nosp@m.wgse.nosp@m.rve.d.nosp@m.e
Björn Heyser bheys.nosp@m.er@d.nosp@m.ataba.nosp@m.y.de
Maximilian Becker mbeck.nosp@m.er@d.nosp@m.ataba.nosp@m.y.de
Version
Id:
class.assNumeric.php 59288 2015-05-18 14:51:33Z gitmgr

Definition at line 26 of file class.assNumeric.php.

Constructor & Destructor Documentation

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

assNumeric constructor

The constructor takes possible arguments an creates an instance of the assNumeric 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 numeric question

Reimplemented from assQuestion.

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

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

{
parent::__construct($title, $comment, $author, $owner, $question);
$this->maxchars = 6;
}

Member Function Documentation

assNumeric::calculateReachedPointsFromPreviewSession ( ilAssQuestionPreviewSession  $previewSession)

Reimplemented from assQuestion.

Definition at line 360 of file class.assNumeric.php.

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

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

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assNumeric::contains (   $value)

Checks for a given value within the range.

See Also
$upperlimit
$lowerlimit
Parameters
double$valueThe value to check
Returns
boolean TRUE if the value is in the range, FALSE otherwise

Definition at line 381 of file class.assNumeric.php.

References $result, and getUpperLimit().

Referenced by calculateReachedPointsFromPreviewSession().

{
require_once './Services/Math/classes/class.EvalMath.php';
$eval = new EvalMath();
$eval->suppress_errors = TRUE;
$result = $eval->e($value);
if (($result === FALSE) || ($result === TRUE))
{
return FALSE;
}
if (($result >= $eval->e($this->getLowerLimit())) && ($result <= $eval->e($this->getUpperLimit())))
{
return TRUE;
}
return FALSE;
}

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

Copies an assNumeric object.

Parameters
integer$target_questionpool_id
string$title
Returns
void|integer Id of the clone or nothing.

Definition at line 222 of file class.assNumeric.php.

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

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

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

Definition at line 252 of file class.assNumeric.php.

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

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

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

Duplicates an assNumericQuestion.

Parameters
bool$for_test
string$title
string$author
string$owner
integer | null$testObjId
Returns
void|integer Id of the clone or nothing.

Reimplemented from assQuestion.

Definition at line 160 of file class.assNumeric.php.

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

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

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assNumeric::getAdditionalTableName ( )

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

Returns
string The additional table name

Reimplemented from assQuestion.

Definition at line 621 of file class.assNumeric.php.

{
return "qpl_qst_numeric";
}
assNumeric::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 733 of file class.assNumeric.php.

References getLowerLimit(), and getUpperLimit().

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

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assNumeric::getExpressionTypes ( )

Get all available expression types for a specific question.

Returns
array

Implements iQuestionCondition.

Definition at line 681 of file class.assNumeric.php.

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

{
return array(
iQuestionCondition::PercentageResultExpression,
iQuestionCondition::NumericResultExpression,
iQuestionCondition::EmptyAnswerExpression,
);
}
assNumeric::getLowerLimit ( )

Definition at line 287 of file class.assNumeric.php.

References $lower_limit.

Referenced by getAvailableAnswerOptions().

{
return $this->lower_limit;
}

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assNumeric::getMaxChars ( )

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

Returns
integer The maximum number of characters

Definition at line 601 of file class.assNumeric.php.

References $maxchars.

{
return $this->maxchars;
}
assNumeric::getMaximumPoints ( )

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

See Also
$points

Reimplemented from assQuestion.

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

References assQuestion\getPoints().

Referenced by isComplete().

{
return $this->getPoints();
}

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assNumeric::getOperators (   $expression)

Get all available operations for a specific question.

Parameters
$expression

Implements iQuestionCondition.

Definition at line 671 of file class.assNumeric.php.

References ilOperatorsExpressionMapping\getOperatorsByExpression().

{
require_once "./Modules/TestQuestionPool/classes/class.ilOperatorsExpressionMapping.php";
return ilOperatorsExpressionMapping::getOperatorsByExpression($expression);
}

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assNumeric::getQuestionType ( )

Returns the question type of the question.

Returns
integer The question type of the question

Reimplemented from assQuestion.

Definition at line 591 of file class.assNumeric.php.

{
return "assNumeric";
}
assNumeric::getRTETextWithMediaObjects ( )

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

Reimplemented from assQuestion.

Definition at line 630 of file class.assNumeric.php.

{
return parent::getRTETextWithMediaObjects();
}
assNumeric::getSolutionSubmit ( )

Definition at line 399 of file class.assNumeric.php.

References $_POST.

Referenced by savePreviewData().

{
return trim(str_replace(",",".",$_POST["numeric_result"]));
}

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assNumeric::getUpperLimit ( )

Definition at line 292 of file class.assNumeric.php.

References $upper_limit.

Referenced by contains(), and getAvailableAnswerOptions().

{
return $this->upper_limit;
}

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assNumeric::isComplete ( )

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

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

Reimplemented from assQuestion.

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

References getMaximumPoints().

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

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assNumeric::isValidSolutionSubmit (   $numeric_solution)

Definition at line 404 of file class.assNumeric.php.

References $result.

Referenced by savePreviewData().

{
require_once './Services/Math/classes/class.EvalMath.php';
$math = new EvalMath();
$math->suppress_errors = TRUE;
$result = $math->evaluate($numeric_solution);
return !(
($result === FALSE || $result === TRUE) && strlen($numeric_solution) > 0
);
}

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

Reworks the allready saved working data if neccessary.

Parameters
integer$active_id
integer$pass
boolean$obligationsAnswered

Reimplemented from assQuestion.

Definition at line 581 of file class.assNumeric.php.

{
// nothing to rework!
}
assNumeric::savePreviewData ( ilAssQuestionPreviewSession  $previewSession)
protected

Reimplemented from assQuestion.

Definition at line 521 of file class.assNumeric.php.

References getSolutionSubmit(), isValidSolutionSubmit(), ilUtil\sendInfo(), and ilAssQuestionPreviewSession\setParticipantsSolution().

{
$numericSolution = $this->getSolutionSubmit();
if( !$this->isValidSolutionSubmit($numericSolution) )
{
ilUtil::sendInfo($this->lng->txt("err_no_numeric_value"), true);
}
$previewSession->setParticipantsSolution($numericSolution);
}

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assNumeric::saveToDb (   $original_id = "")

Saves a assNumeric object to a database.

Parameters
string$original_id

Reimplemented from assQuestion.

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

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

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

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assNumeric::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
Returns
object

Reimplemented from assQuestion.

Definition at line 647 of file class.assNumeric.php.

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

{
include_once ("./Services/Excel/classes/class.ilExcelUtils.php");
$solutions = $this->getSolutionValues($active_id, $pass);
$worksheet->writeString($startrow, 0, ilExcelUtils::_convert_text($this->lng->txt($this->getQuestionType())), $format_title);
$worksheet->writeString($startrow, 1, ilExcelUtils::_convert_text($this->getTitle()), $format_title);
$i = 1;
$worksheet->writeString($startrow + $i, 0, ilExcelUtils::_convert_text($this->lng->txt("result")), $format_bold);
if (strlen($solutions[0]["value1"]))
{
$worksheet->write($startrow + $i, 1, ilExcelUtils::_convert_text($solutions[0]["value1"]));
}
$i++;
return $startrow + $i + 1;
}

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assNumeric::setLowerLimit (   $a_limit)

Definition at line 297 of file class.assNumeric.php.

{
$a_limit = str_replace(',', '.', $a_limit);
$this->lower_limit = $a_limit;
}
assNumeric::setMaxChars (   $maxchars)

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

Parameters
integer$maxcharsThe maximum number of characters

Definition at line 611 of file class.assNumeric.php.

References $maxchars.

{
$this->maxchars = $maxchars;
}
assNumeric::setUpperLimit (   $a_limit)

Definition at line 303 of file class.assNumeric.php.

{
$a_limit = str_replace(',', '.', $a_limit);
$this->upper_limit = $a_limit;
}

Field Documentation

assNumeric::$lower_limit
protected

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

Referenced by getLowerLimit().

assNumeric::$maxchars

Definition at line 32 of file class.assNumeric.php.

Referenced by getMaxChars(), and setMaxChars().

assNumeric::$upper_limit
protected

Definition at line 29 of file class.assNumeric.php.

Referenced by getUpperLimit().

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