RemedialCoursePlugin::getAdvacedCourseList()

Complexity

Conditions	23
Paths	82

Size

Total Lines	124
Code Lines	72

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

<?php
                }
            }
        }

        if (empty($courses)) {
            return null;
        }

        return sprintf($this->get_lang('SubscriptionToXRemedialCourses'), implode(' - ', $courses));
    }

    /**
     * When a student takes an exam, and he gets an acceptable grade, he is enrolled in a series of courses that
     * represent the next level BT#18165.
     *
     * @param Exercise $objExercise
     * @param int      $userId
     * @param int      $sessionId
     *
     * @return string|null
     */
    public function getAdvancedCourseList(Exercise $objExercise, int $userId = 0, int $sessionId = 0): ?string
    {
        if ('true' !== $this->get(self::SETTING_ENABLED)) {
            return null;
        }

        $field = new ExtraField('exercise');
        $advancedCourseField = $field->get_handler_field_info_by_field_variable(self::EXTRAFIELD_ADVACED_VARIABLE);

        if (false === $advancedCourseField) {
            return null;
        }

        $userId = empty($userId) ? api_get_user_id() : $userId;
        $bestAttempt = Event::get_best_attempt_exercise_results_per_user(
            $userId,
            $objExercise->iId,
            $objExercise->course_id,
            $sessionId
        );

        if (!isset($bestAttempt['exe_result'])) {
            // In the case that the result is 0, get_best_attempt_exercise_results_per_user does not return data,
            // for that this block is used
            $exerciseStatInfo = Event::getExerciseResultsByUser(
                $userId,
                $objExercise->iId,
                $objExercise->course_id,
                $sessionId
            );
            $bestAttempt['exe_result'] = 0;

            foreach ($exerciseStatInfo as $attempt) {
                if ($attempt['exe_result'] >= $bestAttempt['exe_result']) {
                    $bestAttempt = $attempt;
                }
            }
        }

        if (
            !isset($bestAttempt['exe_result'])
            || !isset($bestAttempt['exe_id'])
            || !isset($bestAttempt['exe_weighting'])
        ) {
            // No try, No exercise id, no defined total
            return null;
        }

        $percentSuccess = $objExercise->selectPassPercentage();
        $pass = ExerciseLib::isPassPercentageAttemptPassed(
            $objExercise,
            $bestAttempt['exe_result'],
            $bestAttempt['exe_weighting']
        );

        if (0 == $percentSuccess && false == $pass) {
            return null;
        }

        $canRemedial = false === $pass;
        // Advance Course
        $extraFieldValue = new ExtraFieldValue('exercise');
        $advanceCourseExcerciseField = $extraFieldValue->get_values_by_handler_and_field_variable(
            $objExercise->iId,
            self::EXTRAFIELD_ADVACED_VARIABLE
        );

        if ($canRemedial || !isset($advanceCourseExcerciseField['value'])) {
            return null;
        }

        $coursesIds = explode(';', $advanceCourseExcerciseField['value']);

        if (empty($advanceCourseExcerciseField['value']) || count($coursesIds) == 0) {
            return null;
        }

        $isInASession = !empty($sessionId);
        $courses = [];

        foreach ($coursesIds as $course) {
            $courseData = api_get_course_info_by_id($course);

            if (empty($courseData) || !isset($courseData['real_id'])) {
                continue;
            }

            // if session is 0, always will be true
            $courseExistsInSession = true;

            if ($isInASession) {
                $courseExistsInSession = SessionManager::sessionHasCourse($sessionId, $courseData['code']);
            }

            if (!$courseExistsInSession) {
                continue;
            }

            $isSubscribed = CourseManager::is_user_subscribed_in_course(
                $userId,
                $courseData['code'],
                $isInASession,
                $sessionId
            );