Cc13Quiz::getAnswers()

Complexity

Conditions	21
Paths	128

Size

Total Lines	98
Code Lines	61

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

<?php
    private function getAnswers($identifier, $assessment, &$lastAnswerId)
    {
        $xpath = Cc1p3Convert::newxPath($assessment, Cc1p3Convert::getquizns());

        $answers = [];

        $questionCcType = $this->getQuestionType($identifier, $assessment);
        $questionCcType = $questionCcType['cc'];
        $isMultiresponse = ($questionCcType == CC_QUIZ_MULTIPLE_RESPONSE);

        if ($questionCcType == CC_QUIZ_MULTIPLE_CHOICE || $isMultiresponse || $questionCcType == CC_QUIZ_TRUE_FALSE) {
            $queryAnswers = '//xmlns:item[@ident="'.$identifier.'"]/xmlns:presentation/xmlns:response_lid/xmlns:render_choice/xmlns:response_label';
            $queryAnswersWithFlow = '//xmlns:item[@ident="'.$identifier.'"]/xmlns:presentation/xmlns:flow/xmlns:response_lid/xmlns:render_choice/xmlns:response_label';

            $queryIndentifer = '@ident';
            $queryTitle = 'xmlns:material/xmlns:mattext';
        }

        if ($questionCcType == CC_QUIZ_ESSAY) {
            $queryAnswers = '//xmlns:item[@ident="'.$identifier.'"]/xmlns:presentation/xmlns:response_str';
            $queryAnswersWithFlow = '//xmlns:item[@ident="'.$identifier.'"]/xmlns:presentation/xmlns:flow/xmlns:response_str';

            $queryIndentifer = '@ident';
            $queryTitle = 'xmlns:render_fib';
        }

        if ($questionCcType == CC_QUIZ_FIB || $questionCcType == CC_QUIZ_PATTERN_MACHT) {
            $xpathQuery = '//xmlns:item[@ident="'.$identifier.'"]/xmlns:presentation/xmlns:response_str/@ident';
            $xpathQueryWithFlow = '//xmlns:item[@ident="'.$identifier.'"]/xmlns:presentation/xmlns:flow/xmlns:response_str/@ident';

            $countResponse = $xpath->evaluate('count('.$xpathQueryWithFlow.')');

            if ($countResponse == 0) {
                $answerIdentifier = $xpath->query($xpathQuery);
            } else {
                $answerIdentifier = $xpath->query($xpathQueryWithFlow);
            }

            $answerIdentifier = !empty($answerIdentifier->item(0)->nodeValue) ? $answerIdentifier->item(0)->nodeValue : '';

            if ($questionCcType == CC_QUIZ_FIB) {
                $answers = $this->getAnswersFib($identifier, $answerIdentifier, $assessment, $lastAnswerId);
            } else {
                $answers = $this->getAnswersPatternMatch($identifier, $answerIdentifier, $assessment, $lastAnswerId);
            }
        } else {
            $countResponse = $xpath->evaluate('count('.$queryAnswersWithFlow.')');

The variable $queryAnswersWithFlow does not seem to be defined for all execution paths leading up to this point.

            if ($countResponse == 0) {
                $responseItems = $xpath->query($queryAnswers);

The variable $queryAnswers does not seem to be defined for all execution paths leading up to this point.

            } else {
                $responseItems = $xpath->query($queryAnswersWithFlow);
            }

            if (!empty($responseItems)) {
                if ($isMultiresponse) {
                    $correctAnswerScore = 0;
                    //get the correct answers count
                    $canswers_query = "//xmlns:item[@ident='{$identifier}']//xmlns:setvar[@varname='SCORE'][.=100]/../xmlns:conditionvar//xmlns:varequal[@case='Yes'][not(parent::xmlns:not)]";
                    $canswers = $xpath->query($canswers_query);
                    if ($canswers->length > 0) {
                        $correctAnswerScore = round(1.0 / (float) $canswers->length, 7); //weird
                        $correctAanswersIdent = [];
                        foreach ($canswers as $cnode) {
                            $correctAanswersIdent[$cnode->nodeValue] = true;
                        }
                    }
                }

                foreach ($responseItems as $response_item) {
                    $lastAnswerId++;

                    $answerIdentifier = $xpath->query($queryIndentifer, $response_item);

The variable $queryIndentifer does not seem to be defined for all execution paths leading up to this point.

                    $answerIdentifier = !empty($answerIdentifier->item(0)->nodeValue) ? $answerIdentifier->item(0)->nodeValue : '';

                    $answerTitle = $xpath->query($queryTitle, $response_item);

The variable $queryTitle does not seem to be defined for all execution paths leading up to this point.

                    $answerTitle = !empty($answerTitle->item(0)->nodeValue) ? $answerTitle->item(0)->nodeValue : '';

                    $answerFeedback = $this->getFeedback($assessment, $answerIdentifier, $identifier, $questionCcType);

                    $answer_score = $this->getScore($assessment, $answerIdentifier, $identifier);

                    if ($isMultiresponse && isset($correctAanswersIdent[$answerIdentifier])) {
                        $answer_score = $correctAnswerScore;

The variable $correctAnswerScore does not seem to be defined for all execution paths leading up to this point.

                    }

                    $answers[] = ['id' => $lastAnswerId,
                                       'title' => $answerTitle,
                                       'score' => $answer_score,
                                       'identifier' => $answerIdentifier,
                                       'feedback' => $answerFeedback, ];
                }
            }
        }

        $answers = empty($answers) ? '' : $answers;

        return $answers;
    }