assFormulaQuestionGUI Class Reference

Single choice question GUI representation The assFormulaQuestionGUI class encapsulates the GUI representation for single choice questions. More...

Inheritance diagram for assFormulaQuestionGUI:

Collaboration diagram for assFormulaQuestionGUI:

Public Member Functions
	__construct ($id=-1)
	assFormulaQuestionGUI constructor The constructor takes possible arguments an creates an instance of the assFormulaQuestionGUI object. More...
	setQuestionTabs ()
	Sets the ILIAS tabs for this question type Sets the ILIAS tabs for this question type @access public. More...
	getCommand ($cmd)
	suggestRange ()
	Suggest a range for a result @access public. More...
	resetSavedPreviewSession ()
	isSaveCommand ()
	parseQuestion ()
	saveReturnFQ ()
	saveFQ ()
	checkInput ()
	check input fields More...
	supportsIntermediateSolutionOutput ()
	Question type specific support of intermediate solution output The function getSolutionOutput respects getUseIntermediateSolution() More...
	getSolutionOutput ( $active_id, $pass=null, $graphicalOutput=false, $result_output=false, $show_question_only=true, $show_feedback=false, $show_correct_solution=false, $show_manual_scoring=false, $show_question_text=true)
	Get the question solution output. More...
	getPreview ($show_question_only=false, $showInlineFeedback=false)
	getTestOutput ($active_id, $pass, $is_postponed=false, $use_post_solutions=false, $show_feedback=false)
	getSpecificFeedbackOutput ($userSolution)
	Returns the answer specific feedback for the question. More...
Public Member Functions inherited from assQuestionGUI
	__construct ()
	assQuestionGUI constructor More...
	hasInlineFeedback ()
	this method can be overwritten per question type More...
	addHeaderAction ()
	redrawHeaderAction ()
	getHeaderAction ()
	getNotesHTML ()
	executeCommand ()
	execute command More...
	getCommand ($cmd)
	getType ()
	needed for page editor compliance More...
	getPresentationContext ()
	setPresentationContext ($presentationContext)
	isTestPresentationContext ()
	isPreviousSolutionPrefilled ()
	setPreviousSolutionPrefilled ($previousSolutionPrefilled)
	getRenderPurpose ()
	setRenderPurpose ($renderPurpose)
	isRenderPurposePrintPdf ()
	isRenderPurposePreview ()
	isRenderPurposeInputValue ()
	isRenderPurposePlayback ()
	isRenderPurposeDemoplay ()
	renderPurposeSupportsFormHtml ()
	getEditContext ()
	setEditContext ($editContext)
	isAuthoringEditContext ()
	isAdjustmentEditContext ()
	setAdjustmentEditContext ()
	getNavigationGUI ()
	setNavigationGUI ($navigationGUI)
	setTaxonomyIds ($taxonomyIds)
	getTaxonomyIds ()
	setTargetGui ($linkTargetGui)
	setTargetGuiClass ($targetGuiClass)
	getTargetGuiClass ()
	setQuestionHeaderBlockBuilder ($questionHeaderBlockBuilder)
	getQuestionHeaderBlockBuilder ()
	setQuestionActionCmd ($questionActionCmd)
	getQuestionActionCmd ()
&	createQuestionGUI ($question_type, $question_id=-1)
	Creates a question gui representation. More...
	populateJavascriptFilesRequiredForWorkForm (ilGlobalTemplateInterface $tpl)
	getPresentationJavascripts ()
	getQuestionTemplate ()
	get question template More...
	getILIASPage ($html="")
	Returns the ILIAS Page around a question. More...
	outQuestionPage ($a_temp_var, $a_postponed=false, $active_id="", $html="", $inlineFeedbackEnabled=false)
	output question page More...
	cancel ()
	cancel action More...
	originalSyncForm ($return_to="", $return_to_feedback='')
	sync ()
	cancelSync ()
	saveEdit ()
	save question More...
	save ()
	save question More...
	saveReturn ()
	save question More...
	apply ()
	apply changes More...
	getContextPath ($cont_obj, $a_endnode_id, $a_startnode_id=1)
	get context path in content object tree More...
	setSequenceNumber ($nr)
	getSequenceNumber ()
	setQuestionCount ($a_question_count)
	getQuestionCount ()
	getErrorMessage ()
	setErrorMessage ($errormessage)
	addErrorMessage ($errormessage)
	outAdditionalOutput ()
	getQuestionType ()
	Returns the question type string. More...
	getAsValueAttribute ($a_value)
	Returns a HTML value attribute. More...
	addNewIdListener (&$a_object, $a_method, $a_parameters="")
	Add a listener that is notified with the new question ID, when a new question is saved. More...
	callNewIdListeners ($a_new_id)
	Call the new id listeners. More...
	addQuestionFormCommandButtons ($form)
	Add the command buttons of a question properties form. More...
	addBasicQuestionFormProperties ($form)
	Add basic question form properties: assessment: title, author, description, question, working time. More...
	getAnswerFeedbackOutput ($active_id, $pass)
	Returns the answer generic feedback depending on the results of the question. More...
	getGenericFeedbackOutput ($active_id, $pass)
	Returns the answer specific feedback for the question. More...
	getGenericFeedbackOutputForCorrectSolution ()
	getGenericFeedbackOutputForIncorrectSolution ()
	getSpecificFeedbackOutput ($userSolution)
	Returns the answer specific feedback for the question. More...
	outQuestionType ()
	showSuggestedSolution ()
	suggestedsolution ()
	Allows to add suggested solutions for questions. More...
	outSolutionExplorer ()
	saveSuggestedSolution ()
	cancelExplorer ()
	outPageSelector ()
	outChapterSelector ()
	outGlossarySelector ()
	linkChilds ()
	addPG ()
	addST ()
	addGIT ()
	isSaveCommand ()
	setQuestionTabs ()
	addTab_SuggestedSolution (ilTabsGUI $tabs, $classname)
	getEditQuestionTabCommands ()
	getSolutionOutput ( $active_id, $pass=null, $graphicalOutput=false, $result_output=false, $show_question_only=true, $show_feedback=false, $show_correct_solution=false, $show_manual_scoring=false, $show_question_text=true)
	supportsIntermediateSolutionOutput ()
	Question type specific support of intermediate solution output The function getSolutionOutput respects getUseIntermediateSolution() More...
	hasIntermediateSolution ($activeId, $passIndex)
	Check if the question has an intermediate solution. More...
	setUseIntermediateSolution ($use)
	getUseIntermediateSolution ()
	Get if intermediate solution should be used for solution output. More...
	isAutosaveable ()
	getPreview ($show_question_only=false, $showInlineFeedback=false)
	outQuestionForTest ( $formaction, $active_id, $pass, $is_question_postponed=false, $user_post_solutions=false, $show_specific_inline_feedback=false)
	magicAfterTestOutput ()
	getTestOutput ( $active_id, $pass, $is_question_postponed, $user_post_solutions, $show_specific_inline_feedback)
	getFormEncodingType ()
	setPreviewSession ($previewSession)
	getPreviewSession ()
	showHints ()
	buildFocusAnchorHtml ()
	isAnswerFreuqencyStatisticSupported ()
	getSubQuestionsIndex ()
	getAnswersFrequency ($relevantAnswers, $questionIndex)
	getAnswerFrequencyTableGUI ($parentGui, $parentCmd, $relevantAnswers, $questionIndex)
	prepareReprintableCorrectionsForm (ilPropertyFormGUI $form)
	populateCorrectionsFormProperties (ilPropertyFormGUI $form)
	saveCorrectionsFormProperties (ilPropertyFormGUI $form)

Protected Member Functions
	writePostData ($always=false)
	{Evaluates a posted edit form and writes the form data in the question object. Returns integer A positive value, if one of the required fields wasn't set, else 0 } More...
Protected Member Functions inherited from assQuestionGUI
	writePostData ($always=false)
	Evaluates a posted edit form and writes the form data in the question object. More...
	renderEditForm ($form)
	getUseUnchangedAnswerCheckboxHtml ()
	getPreviousSolutionProvidedMessage ()
	getPreviousSolutionConfirmationCheckboxHtml ()
	saveTaxonomyAssignments ()
	populateTaxonomyFormSection (ilPropertyFormGUI $form)
	getBasicEditQuestionTabCommands ()
	getAdditionalEditQuestionCommands ()
	addTab_QuestionFeedback (ilTabsGUI $tabs)
	adds the feedback tab to ilTabsGUI More...
	addTab_QuestionHints (ilTabsGUI $tabs)
	adds the hints tab to ilTabsGUI More...
	addTab_QuestionPreview (ilTabsGUI $tabsGUI)
	hasCorrectSolution ($activeId, $passIndex)
	writeQuestionGenericPostData ()
	completeTestOutputFormAction ($formAction, $active_id, $pass)
	addBackTab (ilTabsGUI $ilTabs)
	buildBasicEditFormObject ()
	buildEditForm ()

Private Member Functions
	hasResultUnit ($result, $unit_id, $resultunits)
	canUseAdvancedRating ($result)
	Check if advanced rating can be used for a result. More...

Additional Inherited Members
Static Public Member Functions inherited from assQuestionGUI
static	_getQuestionGUI ($question_type, $question_id=-1)
	Creates a question gui representation and returns the alias to the question gui note: please do not use $this inside this method to allow static calls. More...
static	_getGUIClassNameForId ($a_q_id)
static	_getClassNameForQType ($q_type)
static	getCommandsFromClassConstants ($guiClassName, $cmdConstantNameBegin='CMD_')
	extracts values of all constants of given class with given prefix as array can be used to get all possible commands in case of these commands are defined as constants More...
Data Fields inherited from assQuestionGUI
const	FORM_MODE_EDIT = 'edit'
const	FORM_MODE_ADJUST = 'adjust'
const	FORM_ENCODING_URLENCODE = 'application/x-www-form-urlencoded'
const	FORM_ENCODING_MULTIPART = 'multipart/form-data'
const	SESSION_PREVIEW_DATA_BASE_INDEX = 'ilAssQuestionPreviewAnswers'
	$object
	$tpl
	$lng
	$error
	$errormessage
	$sequence_no
	sequence number in test More...
	$question_count
	question count in test More...
const	PRESENTATION_CONTEXT_TEST = 'pContextTest'
const	PRESENTATION_CONTEXT_RESULTS = 'pContextResults'
const	RENDER_PURPOSE_PLAYBACK = 'renderPurposePlayback'
const	RENDER_PURPOSE_DEMOPLAY = 'renderPurposeDemoplay'
const	RENDER_PURPOSE_PREVIEW = 'renderPurposePreview'
const	RENDER_PURPOSE_PRINT_PDF = 'renderPurposePrintPdf'
const	RENDER_PURPOSE_INPUT_VALUE = 'renderPurposeInputValue'
const	EDIT_CONTEXT_AUTHORING = 'authoring'
const	EDIT_CONTEXT_ADJUSTMENT = 'adjustment'
Protected Attributes inherited from assQuestionGUI
	$editForm
	$use_intermediate_solution = false

Detailed Description

Single choice question GUI representation The assFormulaQuestionGUI class encapsulates the GUI representation 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.assFormulaQuestionGUI.php 1235 2010-02-15 15:21:18Z hschottm

@ilCtrl_Calls assFormulaQuestionGUI: ilFormPropertyDispatchGUI

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

Constructor & Destructor Documentation

__construct()

assFormulaQuestionGUI::__construct

(

$id = -1

)

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

Parameters

integer

$id

The database id of a multiple choice question object @access public

Definition at line 30 of file class.assFormulaQuestionGUI.php.

    {
        parent::__construct();
        $this->object = new assFormulaQuestion();
        $this->newUnitId = null;
        if ($id >= 0) {
            $this->object->loadFromDb($id);
        }
    }

References ILIAS\GlobalScreen\Provider\__construct().

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Member Function Documentation

canUseAdvancedRating()

assFormulaQuestionGUI::canUseAdvancedRating (   $result )

private

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 782 of file class.assFormulaQuestionGUI.php.

    {
        $resultunit = $result->getUnit();
 
        /*
         *  if there is a result-unit (unit selectbox) selected it is possible to use advanced rating
         *      if there is no result-unit selected it is NOT possible to use advanced rating, because there is no
         *      definition if the result-value or the unit-value should be the correct solution!!
         *
         */
        if (is_object($resultunit)) {
            return true;
        } else {
            return false;
        }
    }

References $result.

checkInput()

assFormulaQuestionGUI::checkInput

(

)

check input fields

Definition at line 894 of file class.assFormulaQuestionGUI.php.

    {
        if ((!$_POST["title"]) or (!$_POST["author"]) or (!$_POST["question"])) {
            $this->addErrorMessage($this->lng->txt("fill_out_all_required_fields"));
            return false;
        }
 
 
        return true;
    }

References $_POST, and assQuestionGUI\addErrorMessage().

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getCommand()

assFormulaQuestionGUI::getCommand

(

$cmd

)

Reimplemented from assQuestionGUI.

Definition at line 139 of file class.assFormulaQuestionGUI.php.

    {
        if (preg_match("/suggestrange_(.*?)/", $cmd, $matches)) {
            $cmd = "suggestRange";
        }
        return $cmd;
    }

getPreview()

assFormulaQuestionGUI::getPreview	(		$show_question_only = false,
			$showInlineFeedback = false
	)

Reimplemented from assQuestionGUI.

Definition at line 1015 of file class.assFormulaQuestionGUI.php.

    {
        $user_solution = array();
        
        if (is_object($this->getPreviewSession())) {
            $solutions = (array) $this->getPreviewSession()->getParticipantsSolution();
    
            foreach ($solutions as $val1 => $val2) {
                if (preg_match("/^(\\\$v\\d+)$/", $val1, $matches)) {
                    $user_solution[$matches[1]] = $val2;
                } elseif (preg_match("/^(\\\$r\\d+)$/", $val1, $matches)) {
                    if (!array_key_exists($matches[1], $user_solution)) {
                        $user_solution[$matches[1]] = array();
                    }
                    $user_solution[$matches[1]]["value"] = $val2;
                } elseif (preg_match("/^(\\\$r\\d+)_unit$/", $val1, $matches)) {
                    if (!array_key_exists($matches[1], $user_solution)) {
                        $user_solution[$matches[1]] = array();
                    }
                    $user_solution[$matches[1]]["unit"] = $val2;
                }
    
                if (preg_match("/^(\\\$r\\d+)/", $val1, $matches) && $user_solution[$matches[1]]["result_type"] == 0) {
                    $user_solution[$matches[1]]["result_type"] = assFormulaQuestionResult::getResultTypeByQstId($this->object->getId(), $val1);
                }
            }
        }
        
        if (!$this->object->hasRequiredVariableSolutionValues($user_solution)) {
            $user_solution = $this->object->getInitialVariableSolutionValues();
            
            if (is_object($this->getPreviewSession())) {
                $this->getPreviewSession()->setParticipantsSolution($user_solution);
            }
        }
 
        $template = new ilTemplate("tpl.il_as_qpl_formulaquestion_output.html", true, true, 'Modules/TestQuestionPool');
        if (is_object($this->getPreviewSession())) {
            $questiontext = $this->object->substituteVariables($user_solution, false, false, false);
        } else {
            $questiontext = $this->object->substituteVariables(array());
        }
        $template->setVariable("QUESTIONTEXT", $this->object->prepareTextareaOutput($questiontext, true));
        $questionoutput = $template->get();
        if (!$show_question_only) {
            // get page object output
            $questionoutput = $this->getILIASPage($questionoutput);
        }
        return $questionoutput;
    }

References assQuestionGUI\getILIASPage(), assQuestionGUI\getPreviewSession(), and assFormulaQuestionResult\getResultTypeByQstId().

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getSolutionOutput()

assFormulaQuestionGUI::getSolutionOutput	(		$active_id,
			$pass = null,
			$graphicalOutput = false,
			$result_output = false,
			$show_question_only = true,
			$show_feedback = false,
			$show_correct_solution = false,
			$show_manual_scoring = false,
			$show_question_text = true
	)

Get the question solution output.

Parameters

integer	$active_id	The active user id
integer	$pass	The test pass
boolean	$graphicalOutput	Show visual feedback for right/wrong answers
boolean	$result_output	Show the reached points for parts of the question
boolean	$show_question_only	Show the question without the ILIAS content around
boolean	$show_feedback	Show the question feedback
boolean	$show_correct_solution	Show the correct solution instead of the user solution
boolean	$show_manual_scoring	Show specific information for the manual scoring output

Returns

string The solution output of the question as HTML code

Reimplemented from assQuestionGUI.

Definition at line 928 of file class.assFormulaQuestionGUI.php.

      {
        // get the solution of the user for the active pass or from the last pass if allowed
        $user_solution = array();
        if (($active_id > 0) && (!$show_correct_solution)) {
            $solutions = array();
            include_once "./Modules/Test/classes/class.ilObjTest.php";
            if (!ilObjTest::_getUsePreviousAnswers($active_id, true)) {
                if (is_null($pass)) {
                    $pass = ilObjTest::_getPass($active_id);
                }
            }
            $user_solution["active_id"] = $active_id;
            $user_solution["pass"] = $pass;
            $solutions = $this->object->getSolutionValues($active_id, $pass, !$this->getUseIntermediateSolution());
            foreach ($solutions as $idx => $solution_value) {
                if (preg_match("/^(\\\$v\\d+)$/", $solution_value["value1"], $matches)) {
                    $user_solution[$matches[1]] = $solution_value["value2"];
                } elseif (preg_match("/^(\\\$r\\d+)$/", $solution_value["value1"], $matches)) {
                    if (!array_key_exists($matches[1], $user_solution)) {
                        $user_solution[$matches[1]] = array();
                    }
                    $user_solution[$matches[1]]["value"] = $solution_value["value2"];
                } elseif (preg_match("/^(\\\$r\\d+)_unit$/", $solution_value["value1"], $matches)) {
                    if (!array_key_exists($matches[1], $user_solution)) {
                        $user_solution[$matches[1]] = array();
                    }
                    $user_solution[$matches[1]]["unit"] = $solution_value["value2"];
                }
            }
        } elseif ($active_id) {
            $solutions = null;
            include_once "./Modules/Test/classes/class.ilObjTest.php";
            if (!ilObjTest::_getUsePreviousAnswers($active_id, true)) {
                if (is_null($pass)) {
                    $pass = ilObjTest::_getPass($active_id);
                }
            }
            $user_solution = (array) $this->object->getBestSolution($this->object->getSolutionValues($active_id, $pass));
        } elseif (is_object($this->getPreviewSession())) {
            $solutionValues = array();
 
            $participantsSolution = $this->getPreviewSession()->getParticipantsSolution();
            if (is_array($participantsSolution)) {
                foreach ($participantsSolution as $val1 => $val2) {
                    $solutionValues[] = array('value1' => $val1, 'value2' => $val2);
                }
            }
            
            $user_solution = (array) $this->object->getBestSolution($solutionValues);
        }
    
        $template = new ilTemplate("tpl.il_as_qpl_formulaquestion_output_solution.html", true, true, 'Modules/TestQuestionPool');
        $questiontext = $this->object->substituteVariables($user_solution, $graphicalOutput, true, $result_output);
 
        $template->setVariable("QUESTIONTEXT", $this->object->prepareTextareaOutput($questiontext, true));
        $questionoutput = $template->get();
        $solutiontemplate = new ilTemplate("tpl.il_as_tst_solution_output.html", true, true, "Modules/TestQuestionPool");
        $feedback = ($show_feedback) ? $this->getGenericFeedbackOutput($active_id, $pass) : "";
        if (strlen($feedback)) {
            $cssClass = (
                $this->hasCorrectSolution($active_id, $pass) ?
                ilAssQuestionFeedback::CSS_CLASS_FEEDBACK_CORRECT : ilAssQuestionFeedback::CSS_CLASS_FEEDBACK_WRONG
            );
            
            $solutiontemplate->setVariable("ILC_FB_CSS_CLASS", $cssClass);
            $solutiontemplate->setVariable("FEEDBACK", $this->object->prepareTextareaOutput($feedback, true));
        }
        $solutiontemplate->setVariable("SOLUTION_OUTPUT", $questionoutput);
 
        $solutionoutput = $solutiontemplate->get();
        if (!$show_question_only) {
            // get page object output
            $solutionoutput = $this->getILIASPage($solutionoutput);
        }
        return $solutionoutput;
    }

References $pass, ilObjTest\_getPass(), ilObjTest\_getUsePreviousAnswers(), ilAssQuestionFeedback\CSS_CLASS_FEEDBACK_CORRECT, ilAssQuestionFeedback\CSS_CLASS_FEEDBACK_WRONG, assQuestionGUI\getGenericFeedbackOutput(), assQuestionGUI\getILIASPage(), assQuestionGUI\getPreviewSession(), assQuestionGUI\getUseIntermediateSolution(), and assQuestionGUI\hasCorrectSolution().

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getSpecificFeedbackOutput()

assFormulaQuestionGUI::getSpecificFeedbackOutput

(

$userSolution

)

Returns the answer specific feedback for the question.

This method should be overwritten by the actual question.

Todo:

Mark this method abstract!

Parameters

array

$userSolution

($userSolution[<value1>] = <value2>)

Returns

string HTML Code with the answer specific feedback @access public

Reimplemented from assQuestionGUI.

Definition at line 1134 of file class.assFormulaQuestionGUI.php.

    {
        return '';
    }

getTestOutput()

assFormulaQuestionGUI::getTestOutput	(		$active_id,
			$pass,
			$is_postponed = false,
			$use_post_solutions = false,
			$show_feedback = false
	)

Reimplemented from assQuestionGUI.

Definition at line 1067 of file class.assFormulaQuestionGUI.php.

    {
        ilUtil::sendInfo($this->lng->txt('enter_valid_values'));
        // get the solution of the user for the active pass or from the last pass if allowed
        $user_solution = array();
        if ($active_id) {
            $solutions = (array) $this->object->getTestOutputSolutions($active_id, $pass);
            
            $actualPassIndex = null;
            if ($this->object->getTestPresentationConfig()->isSolutionInitiallyPrefilled()) {
                require_once 'Modules/Test/classes/class.ilObjTest.php';
                $actualPassIndex = ilObjTest::_getPass($active_id);
            }
            
            foreach ($solutions as $idx => $solution_value) {
                if (preg_match("/^(\\\$v\\d+)$/", $solution_value["value1"], $matches)) {
                    if ($this->object->getTestPresentationConfig()->isSolutionInitiallyPrefilled()) {
                        $this->object->saveCurrentSolution($active_id, $actualPassIndex, $matches[1], $solution_value["value2"], true);
                    }
                    
                    $user_solution[$matches[1]] = $solution_value["value2"];
                } elseif (preg_match("/^(\\\$r\\d+)$/", $solution_value["value1"], $matches)) {
                    if (!array_key_exists($matches[1], $user_solution)) {
                        $user_solution[$matches[1]] = array();
                    }
                    $user_solution[$matches[1]]["value"] = $solution_value["value2"];
                } elseif (preg_match("/^(\\\$r\\d+)_unit$/", $solution_value["value1"], $matches)) {
                    if (!array_key_exists($matches[1], $user_solution)) {
                        $user_solution[$matches[1]] = array();
                    }
                    $user_solution[$matches[1]]["unit"] = $solution_value["value2"];
                }
 
                if (preg_match("/^(\\\$r\\d+)/", $solution_value["value1"], $matches) && $user_solution[$matches[1]]["result_type"] == 0) {
                    $user_solution[$matches[1]]["result_type"] = assFormulaQuestionResult::getResultTypeByQstId($this->object->getId(), $solution_value["value1"]);
                }
            }
        }
 
        // fau: testNav - take question variables always from authorized solution because they are saved with this flag, even if an authorized solution is not saved
        $solutions = $this->object->getSolutionValues($active_id, $pass, true);
        foreach ($solutions as $idx => $solution_value) {
            if (preg_match("/^(\\\$v\\d+)$/", $solution_value["value1"], $matches)) {
                $user_solution[$matches[1]] = $solution_value["value2"];
            }
        }
        // fau.
        
        if (!$this->object->hasRequiredVariableSolutionValues($user_solution)) {
            foreach ($this->object->getInitialVariableSolutionValues() as $val1 => $val2) {
                $this->object->saveCurrentSolution($active_id, $pass, $val1, $val2, true);
            }
        }
 
        // generate the question output
        $template = new ilTemplate("tpl.il_as_qpl_formulaquestion_output.html", true, true, 'Modules/TestQuestionPool');
 
        $questiontext = $this->object->substituteVariables($user_solution);
 
        $template->setVariable("QUESTIONTEXT", $this->object->prepareTextareaOutput($questiontext, true));
 
        $questionoutput = $template->get();
        $pageoutput = $this->outQuestionPage("", $is_postponed, $active_id, $questionoutput);
        return $pageoutput;
    }

References $pass, ilObjTest\_getPass(), assFormulaQuestionResult\getResultTypeByQstId(), assQuestionGUI\outQuestionPage(), and ilUtil\sendInfo().

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hasResultUnit()

assFormulaQuestionGUI::hasResultUnit (   $result,   $unit_id,   $resultunits  )

private

Definition at line 765 of file class.assFormulaQuestionGUI.php.

    {
        if (array_key_exists($result->getResult(), $resultunits)) {
            if (array_key_exists($unit_id, $resultunits[$result->getResult()])) {
                return true;
            }
        }
        return false;
    }

References $result.

isSaveCommand()

assFormulaQuestionGUI::isSaveCommand

(

)

Reimplemented from assQuestionGUI.

Definition at line 296 of file class.assFormulaQuestionGUI.php.

    {
        return in_array($this->ctrl->getCmd(), array('saveFQ', 'saveEdit', 'saveReturnFQ'));
    }

Referenced by writePostData().

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parseQuestion()

assFormulaQuestionGUI::parseQuestion

(

)

Definition at line 799 of file class.assFormulaQuestionGUI.php.

    {
        $this->writePostData();
        $this->editQuestion();
    }

References writePostData().

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resetSavedPreviewSession()

assFormulaQuestionGUI::resetSavedPreviewSession

(

)

Definition at line 285 of file class.assFormulaQuestionGUI.php.

    {
        global $DIC;
        $ilUser = $DIC['ilUser'];
        $user_id = $ilUser->getId();
        $question_id = $this->object->getId();
        require_once 'Modules/TestQuestionPool/classes/class.ilAssQuestionPreviewSession.php';
        $ilAssQuestionPreviewSession = new ilAssQuestionPreviewSession($user_id, $question_id);
        $ilAssQuestionPreviewSession->setParticipantsSolution(array());
    }

References $DIC, and $ilUser.

Referenced by writePostData().

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saveFQ()

assFormulaQuestionGUI::saveFQ

(

)

Definition at line 880 of file class.assFormulaQuestionGUI.php.

    {
        $result = $this->writePostData();
 
        if ($result == 1) {
            $this->editQuestion();
        } else {
            $this->saveTaxonomyAssignments();
            $this->save();
        }
    }

References $result, assQuestionGUI\save(), assQuestionGUI\saveTaxonomyAssignments(), and writePostData().

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saveReturnFQ()

assFormulaQuestionGUI::saveReturnFQ

(

)

Definition at line 805 of file class.assFormulaQuestionGUI.php.

    {
        global $DIC;
        $ilUser = $DIC['ilUser'];
        $old_id = $_GET["q_id"];
        $result = $this->writePostData();
        if ($result == 0) {
            $ilUser->setPref("tst_lastquestiontype", $this->object->getQuestionType());
            $ilUser->writePref("tst_lastquestiontype", $this->object->getQuestionType());
            $this->saveTaxonomyAssignments();
            $this->object->saveToDb();
            $originalexists = $this->object->_questionExistsInPool($this->object->original_id);
            include_once "./Modules/TestQuestionPool/classes/class.assQuestion.php";
            if (($_GET["calling_test"] || (isset($_GET['calling_consumer']) && (int) $_GET['calling_consumer'])) && $originalexists && assQuestion::_isWriteable($this->object->original_id, $ilUser->getId())) {
                $this->ctrl->redirect($this, "originalSyncForm");
                return;
            } elseif ($_GET["calling_test"]) {
                require_once 'Modules/Test/classes/class.ilObjTest.php';
                $test = new ilObjTest($_GET["calling_test"]);
                #var_dump(assQuestion::_questionExistsInTest($this->object->getId(), $test->getTestId()));
                $q_id = $this->object->getId();
                if (!assQuestion::_questionExistsInTest($this->object->getId(), $test->getTestId())) {
                    global $DIC;
                    $tree = $DIC['tree'];
                    $ilDB = $DIC['ilDB'];
                    $ilPluginAdmin = $DIC['ilPluginAdmin'];
 
                    include_once("./Modules/Test/classes/class.ilObjTest.php");
                    $_GET["ref_id"] = $_GET["calling_test"];
                    $test = new ilObjTest($_GET["calling_test"], true);
 
                    require_once 'Modules/Test/classes/class.ilTestQuestionSetConfigFactory.php';
                    $testQuestionSetConfigFactory = new ilTestQuestionSetConfigFactory($tree, $ilDB, $ilPluginAdmin, $test);
 
                    $new_id = $test->insertQuestion(
                        $testQuestionSetConfigFactory->getQuestionSetConfig(),
                        $this->object->getId()
                    );
 
                    $q_id = $new_id;
                    if (isset($_REQUEST['prev_qid'])) {
                        $test->moveQuestionAfter($this->object->getId() + 1, $_REQUEST['prev_qid']);
                    }
 
                    $this->ctrl->setParameter($this, 'q_id', $new_id);
                    $this->ctrl->setParameter($this, 'calling_test', $_GET['calling_test']);
                    #$this->ctrl->setParameter($this, 'test_ref_id', false);
                }
                ilUtil::sendSuccess($this->lng->txt("msg_obj_modified"), true);
                if ($_REQUEST['test_express_mode']) {
                    ilUtil::redirect(ilTestExpressPage::getReturnToPageLink($q_id));
                } else {
                    ilUtil::redirect("ilias.php?baseClass=ilObjTestGUI&cmd=questions&ref_id=" . $_GET["calling_test"]);
                }
            } else {
                if ($this->object->getId() != $old_id) {
                    $this->callNewIdListeners($this->object->getId());
                    ilUtil::sendSuccess($this->lng->txt("msg_obj_modified"), true);
                    $this->ctrl->redirectByClass("ilobjquestionpoolgui", "questions");
                }
                if (strcmp($_SESSION["info"], "") != 0) {
                    ilUtil::sendSuccess($_SESSION["info"] . "<br />" . $this->lng->txt("msg_obj_modified"), true);
                } else {
                    ilUtil::sendSuccess($this->lng->txt("msg_obj_modified"), true);
                }
                $this->ctrl->redirectByClass("ilobjquestionpoolgui", "questions");
            }
        } else {
            $ilUser->setPref("tst_lastquestiontype", $this->object->getQuestionType());
            $ilUser->writePref("tst_lastquestiontype", $this->object->getQuestionType());
            $this->object->saveToDb();
            $this->editQuestion();
        }
    }

References $_GET, $_SESSION, $DIC, $ilDB, $ilUser, $result, $test, assQuestion\_isWriteable(), assQuestion\_questionExistsInTest(), assQuestionGUI\callNewIdListeners(), ilTestExpressPage\getReturnToPageLink(), ilUtil\redirect(), assQuestionGUI\saveTaxonomyAssignments(), and writePostData().

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setQuestionTabs()

assFormulaQuestionGUI::setQuestionTabs

(

)

Sets the ILIAS tabs for this question type Sets the ILIAS tabs for this question type @access public.

Reimplemented from assQuestionGUI.

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

    {
        global $DIC;
        $rbacsystem = $DIC['rbacsystem'];
        $ilTabs = $DIC['ilTabs'];
 
        $ilTabs->clearTargets();
 
        $this->ctrl->setParameterByClass("ilAssQuestionPageGUI", "q_id", $_GET["q_id"]);
        include_once "./Modules/TestQuestionPool/classes/class.assQuestion.php";
        $q_type = $this->object->getQuestionType();
 
        if (strlen($q_type)) {
            $classname = $q_type . "GUI";
            $this->ctrl->setParameterByClass(strtolower($classname), "sel_question_types", $q_type);
            $this->ctrl->setParameterByClass(strtolower($classname), "q_id", $_GET["q_id"]);
        }
 
        if ($_GET["q_id"]) {
            if ($rbacsystem->checkAccess('write', $_GET["ref_id"])) {
                // edit page
                $ilTabs->addTarget(
                    "edit_page",
                    $this->ctrl->getLinkTargetByClass("ilAssQuestionPageGUI", "edit"),
                    array("edit", "insert", "exec_pg"),
                    "",
                    "",
                    $force_active
                );
            }
 
            $this->addTab_QuestionPreview($ilTabs);
        }
 
        $force_active = false;
        if ($rbacsystem->checkAccess('write', $_GET["ref_id"])) {
            $url = "";
 
            if ($classname) {
                $url = $this->ctrl->getLinkTargetByClass($classname, "editQuestion");
            }
            $commands = $_POST["cmd"];
            if (is_array($commands)) {
                foreach ($commands as $key => $value) {
                    if (preg_match("/^suggestrange_.*/", $key, $matches)) {
                        $force_active = true;
                    }
                }
            }
            // edit question properties
            $ilTabs->addTarget(
                "edit_question",
                $url,
                array(
                    "editQuestion", "save", "cancel", "addSuggestedSolution",
                    "cancelExplorer", "linkChilds", "removeSuggestedSolution",
                    "parseQuestion", "saveEdit", "suggestRange"
                ),
                $classname,
                "",
                $force_active
            );
        }
 
        if ($_GET["q_id"]) {
            // add tab for question feedback within common class assQuestionGUI
            $this->addTab_QuestionFeedback($ilTabs);
        }
 
        if ($_GET["q_id"]) {
            // add tab for question hint within common class assQuestionGUI
            $this->addTab_QuestionHints($ilTabs);
        }
 
        // Unit editor
        if ($_GET['q_id']) {
            // add tab for question hint within common class assQuestionGUI
            $this->addTab_Units($ilTabs);
        }
 
        // Assessment of questions sub menu entry
        if ($_GET["q_id"]) {
            $ilTabs->addTarget(
                "statistics",
                $this->ctrl->getLinkTargetByClass($classname, "assessment"),
                array("assessment"),
                $classname,
                ""
            );
        }
 
        $this->addBackTab($ilTabs);
    }

References $_GET, $_POST, $DIC, $url, assQuestionGUI\addBackTab(), assQuestionGUI\addTab_QuestionFeedback(), assQuestionGUI\addTab_QuestionHints(), and assQuestionGUI\addTab_QuestionPreview().

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suggestRange()

assFormulaQuestionGUI::suggestRange

(

)

Suggest a range for a result @access public.

Definition at line 151 of file class.assFormulaQuestionGUI.php.

    {
        if ($this->writePostData()) {
            ilUtil::sendInfo($this->getErrorMessage());
        }
        $this->editQuestion();
    }

References assQuestionGUI\getErrorMessage(), ilUtil\sendInfo(), and writePostData().

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supportsIntermediateSolutionOutput()

assFormulaQuestionGUI::supportsIntermediateSolutionOutput

(

)

Question type specific support of intermediate solution output The function getSolutionOutput respects getUseIntermediateSolution()

Returns

bool

Reimplemented from assQuestionGUI.

Definition at line 910 of file class.assFormulaQuestionGUI.php.

    {
        return true;
    }

writePostData()

assFormulaQuestionGUI::writePostData (   $always = false )

protected

{Evaluates a posted edit form and writes the form data in the question object.

Returns

integer A positive value, if one of the required fields wasn't set, else 0

}

Reimplemented from assQuestionGUI.

Definition at line 162 of file class.assFormulaQuestionGUI.php.

    {
        $hasErrors = (!$always) ? $this->editQuestion(true) : false;
        $checked = true;
        if (!$hasErrors) {
            $this->object->setTitle($_POST["title"]);
            $this->object->setAuthor($_POST["author"]);
            $this->object->setComment($_POST["comment"]);
            include_once "./Services/AdvancedEditing/classes/class.ilObjAdvancedEditing.php";
            $questiontext = ilUtil::stripOnlySlashes($_POST["question"]);
            $this->object->setQuestion($questiontext);
            $this->object->setEstimatedWorkingTime(
                $_POST["Estimated"]["hh"],
                $_POST["Estimated"]["mm"],
                $_POST["Estimated"]["ss"]
            );
 
            $this->object->parseQuestionText();
            $found_vars = array();
            $found_results = array();
 
            
            foreach ($_POST as $key => $value) {
                if (preg_match("/^unit_(\\\$v\d+)$/", $key, $matches)) {
                    array_push($found_vars, $matches[1]);
                }
                if (preg_match("/^unit_(\\\$r\d+)$/", $key, $matches)) {
                    array_push($found_results, $matches[1]);
                }
            }
 
            try {
                $lifecycle = ilAssQuestionLifecycle::getInstance($_POST['lifecycle']);
                $this->object->setLifecycle($lifecycle);
            } catch (ilTestQuestionPoolInvalidArgumentException $e) {
            }
 
            //                  if(!$this->object->checkForDuplicateVariables())
            //                  {
//
            //                          $this->addErrorMessage($this->lng->txt("err_duplicate_variables"));
            //                          $checked = FALSE;
            //                  }
            if (!$this->object->checkForDuplicateResults()) {
                $this->addErrorMessage($this->lng->txt("err_duplicate_results"));
                $checked = false;
            }
 
            foreach ($found_vars as $variable) {
                if ($this->object->getVariable($variable) != null) {
                    $varObj = new assFormulaQuestionVariable($variable, $_POST["range_min_$variable"], $_POST["range_max_$variable"], $this->object->getUnitrepository()->getUnit($_POST["unit_$variable"]), $_POST["precision_$variable"], $_POST["intprecision_$variable"]);
                    $varObj->setRangeMinTxt($_POST["range_min_$variable"]);
                    $varObj->setRangeMaxTxt($_POST["range_max_$variable"]);
                    $this->object->addVariable($varObj);
                }
            }
 
            $tmp_form_vars = array();
            $tmp_quest_vars = array();
            foreach ($found_results as $result) {
                $tmp_res_match = preg_match_all("/([$][v][0-9]*)/", $_POST["formula_$result"], $form_vars);
                $tmp_form_vars = array_merge($tmp_form_vars, $form_vars[0]);
 
                $tmp_que_match = preg_match_all("/([$][v][0-9]*)/", $_POST['question'], $quest_vars);
                $tmp_quest_vars = array_merge($tmp_quest_vars, $quest_vars[0]);
            }
            $result_has_undefined_vars = array_diff($tmp_form_vars, $found_vars);
            $question_has_unused_vars = array_diff($tmp_quest_vars, $tmp_form_vars);
 
            if (count($result_has_undefined_vars) > 0 || count($question_has_unused_vars) > 0) {
                $error_message = '';
                if (count($result_has_undefined_vars) > 0) {
                    $error_message .= $this->lng->txt("res_contains_undef_var") . '<br>';
                }
                if (count($question_has_unused_vars) > 0) {
                    $error_message .= $this->lng->txt("que_contains_unused_var");
                }
                $checked = false;
                if ($this->isSaveCommand()) {
                    ilUtil::sendFailure($error_message);
                }
            }
            foreach ($found_results as $result) {
                if (is_object($this->object->getUnitrepository()->getUnit($_POST["unit_$result"]))) {
                    $tmp_result_unit = $this->object->getUnitrepository()->getUnit($_POST["unit_$result"]);
                } else {
                    $tmp_result_unit = null;
                }
                
                if ($this->object->getResult($result) != null) {
                    $use_simple_rating = ($_POST["rating_advanced_$result"] == 1) ? false : true;
                    $resObj = new assFormulaQuestionResult(
                        $result,
                        $_POST["range_min_$result"],
                        $_POST["range_max_$result"],
                        $_POST["tolerance_$result"],
                        $tmp_result_unit,
                        $_POST["formula_$result"],
                        $_POST["points_$result"],
                        $_POST["precision_$result"],
                        $use_simple_rating,
                        ($_POST["rating_advanced_$result"] == 1) ? $_POST["rating_sign_$result"] : "",
                        ($_POST["rating_advanced_$result"] == 1) ? $_POST["rating_value_$result"] : "",
                        ($_POST["rating_advanced_$result"] == 1) ? $_POST["rating_unit_$result"] : "",
                        $_POST["result_type_$result"] != 0 ? $_POST["result_type_$result"] : 0
                    );
                    $resObj->setRangeMinTxt($_POST["range_min_$result"]);
                    $resObj->setRangeMaxTxt($_POST["range_max_$result"]);
                    $this->object->addResult($resObj);
                    $this->object->addResultUnits($resObj, $_POST["units_$result"]);
                }
            }
            if ($checked == false) {
                return 1;
            } else {
                $this->resetSavedPreviewSession();
                return 0;
            }
        } else {
            return 1;
        }
    }

References $_POST, Vendor\Package\$e, $result, assQuestionGUI\addErrorMessage(), ilAssQuestionLifecycle\getInstance(), isSaveCommand(), resetSavedPreviewSession(), ilUtil\sendFailure(), and ilUtil\stripOnlySlashes().

Referenced by parseQuestion(), saveFQ(), saveReturnFQ(), and suggestRange().

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---

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

• Modules/TestQuestionPool/classes/class.assFormulaQuestionGUI.php