SurveyMultipleChoiceQuestionEvaluation Class Reference

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V. More...

Inheritance diagram for SurveyMultipleChoiceQuestionEvaluation:

Collaboration diagram for SurveyMultipleChoiceQuestionEvaluation:

Public Member Functions
	getUserSpecificVariableTitles (array &$a_title_row, array &$a_title_row2, bool $a_do_title, bool $a_do_label)
	Get title columns for user-specific export. More...
	addUserSpecificResults (array &$a_row, int $a_user_id, $a_results)
Public Member Functions inherited from SurveyQuestionEvaluation
	__construct (SurveyQuestion $a_question, array $a_finished_ids=[])
	getResults ()
	Get results. More...
	getSumScores ()
	Get sum score for this question for all active ids of run. More...
	parseUserSpecificResults ($a_qres, int $a_user_id)
	getGrid ( $a_results, bool $a_abs=true, bool $a_perc=true)
	Get grid data. More...
	getTextAnswers ($a_results)
	Get text answers. More...
	getChart ($a_results)
	getSkippedValue ()
	Get caption for skipped value. More...
	exportResults ( $a_results, bool $a_do_title, bool $a_do_label)
	getExportGrid ($a_results)
	Get grid data. More...
	getUserSpecificVariableTitles (array &$a_title_row, array &$a_title_row2, bool $a_do_title, bool $a_do_label)
	Get title columns for user-specific export. More...
	addUserSpecificResults (array &$a_row, int $a_user_id, $a_results)

Protected Member Functions
	supportsSumScore ()
Protected Member Functions inherited from SurveyQuestionEvaluation
	isSumScoreValid (int $nr_answer_records)
	Is sum score ok (question needs to be fully answered) More...
	supportsSumScore ()
	parseResults (ilSurveyEvaluationResults $a_results, array $a_answers, ?SurveyCategories $a_categories=null)
	Parse answer data into results instance. More...
	getChartColors ()
	getSurveyId ()
	getNrOfParticipants ()
	Returns the number of participants for a survey. More...
	getAnswerData ()

Additional Inherited Members
Protected Attributes inherited from SurveyQuestionEvaluation
ilLanguage	$lng
ilDBInterface	$db
SurveyQuestion	$question
array	$finished_ids
int	$chart_width = 400
int	$chart_height = 300

Detailed Description

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V.

ILIAS is licensed with the GPL-3.0, see https://www.gnu.org/licenses/gpl-3.0.en.html You should have received a copy of said license along with the source code, too.

If this is not the case or you just want to try ILIAS, you'll find us at: https://www.ilias.de https://github.com/ILIAS-eLearning Survey mc evaluation

Author

Jörg Lützenkirchen luetz.nosp@m.enki.nosp@m.rchen.nosp@m.@lei.nosp@m.fos.c.nosp@m.om

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

Member Function Documentation

addUserSpecificResults()

SurveyMultipleChoiceQuestionEvaluation::addUserSpecificResults	(	array &	$a_row,
		int	$a_user_id,
			$a_results
	)

Parameters

array | ilSurveyEvaluationResults

$a_results

Reimplemented from SurveyQuestionEvaluation.

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

     : void {
        $categories = $this->question->getCategories();
 
        $answers = $a_results->getUserResults($a_user_id);
        if (count($answers) === 0) {
            $a_row[] = $this->getSkippedValue();
 
            for ($i = 0; $i < $categories->getCategoryCount(); $i++) {
                $cat = $categories->getCategory($i);
                $a_row[] = "";
 
                if ($cat->other) {
                    $a_row[] = "";
                }
            }
        } else {
            $a_row[] = "";
 
            for ($i = 0; $i < $categories->getCategoryCount(); $i++) {
                $cat = $categories->getCategory($i);
                $found = false;
                foreach ($answers as $answer) {
                    if ($answer[2] == $cat->scale) {
                        $a_row[] = $answer[2];
                        if ($cat->other) {
                            $a_row[] = $answer[1];
                        }
                        $found = true;
                    }
                }
                if (!$found) {
                    $a_row[] = ""; // "0" ?!
                    if ($cat->other) {
                        $a_row[] = "";
                    }
                }
            }
        }
    }

getUserSpecificVariableTitles()

SurveyMultipleChoiceQuestionEvaluation::getUserSpecificVariableTitles	(	array &	$a_title_row,
		array &	$a_title_row2,
		bool	$a_do_title,
		bool	$a_do_label
	)

Get title columns for user-specific export.

Parameters

array	$a_title_row	(called by reference)
array	$a_title_row2	(called by reference)
bool	$a_do_title
bool	$a_do_label

Reimplemented from SurveyQuestionEvaluation.

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

     : void {
        $lng = $this->lng;
 
        $categories = $this->question->getCategories();
        for ($i = 0; $i < $categories->getCategoryCount(); $i++) {
            $cat = $categories->getCategory($i);
 
            $a_title_row[] = $cat->title . " [" . $cat->scale . "]";
            $a_title_row2[] = "";
 
            if ($cat->other) {
                $a_title_row[] = $cat->title . " [" . $cat->scale . "]";
                $a_title_row2[] = $lng->txt('other');
            }
        }
    }

References SurveyQuestionEvaluation\$lng, and ilLanguage\txt().

Here is the call graph for this function:

supportsSumScore()

SurveyMultipleChoiceQuestionEvaluation::supportsSumScore ( )

protected

Reimplemented from SurveyQuestionEvaluation.

Definition at line 101 of file class.SurveyMultipleChoiceQuestionEvaluation.php.

                                         : bool
    {
        return true;
    }

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

• components/ILIAS/SurveyQuestionPool/Questions/class.SurveyMultipleChoiceQuestionEvaluation.php