function Quiz::getNumberOfQuestions in Quiz 6.x

Same name and namespace in other branches

1. 8.6 src/Entity/Quiz.php \Drupal\quiz\Entity\Quiz::getNumberOfQuestions()
2. 8.5 src/Entity/Quiz.php \Drupal\quiz\Entity\Quiz::getNumberOfQuestions()

Finds out the number of configured questions for the quiz, taking into account random questions pulled from a pool

Return value

int The number of quiz questions.

File

src/Entity/Quiz.php, line 696

Class

Quiz

Defines the Quiz entity class.

Namespace

Drupal\quiz\Entity

Code

function getNumberOfQuestions() {
  $count = 0;
  $relationships = $this
    ->getQuestions();
  $random = $this
    ->get('randomization')
    ->getString();
  switch ($random) {
    case 2:
    case 3:
      $count = $this
        ->getNumberOfRequiredQuestions() + $this
        ->get('number_of_random_questions')->value;
      break;
    case 0:
    case 1:
    default:
      foreach ($relationships as $relationship) {
        if ($quizQuestion = $relationship
          ->getQuestion()) {
          if ($quizQuestion
            ->isGraded()) {
            $count++;
          }
        }
      }
  }
  return intval($count);
}