function quiz_availability in Quiz 8.4

Same name and namespace in other branches

1. 6.4 quiz.module \quiz_availability()
2. 7.6 quiz.module \quiz_availability()
3. 7 quiz.module \quiz_availability()
4. 7.4 quiz.module \quiz_availability()

Find out if a quiz is available for taking or not

Parameters

$quiz: The quiz node

Return value

TRUE if available Error message(String) if not available

3 calls to quiz_availability()

quiz_node_view in ./quiz.module

Implements hook_node_view().

quiz_take_access in ./quiz.module

Does the current user have access to take the quiz?

quiz_take_quiz in ./quiz.module

Handles quiz taking.

File

./quiz.module, line 1215

Quiz Module

Code

function quiz_availability(EntityInterface $quiz) {
  $user = \Drupal::currentUser();
  if ($user
    ->id() == 0 && $quiz->takes > 0) {
    return t('This quiz only allows %num_attempts attempts. Anonymous users can only access quizzes that allows an unlimited number of attempts.', array(
      '%num_attempts' => $quiz->takes,
    ));
  }
  $user_is_admin = $user
    ->hasPermission('edit any quiz content') || $user
    ->hasPermission('edit own quiz content') && $quiz
    ->id() == $user
    ->id();
  if ($user_is_admin || $quiz->quiz_always == 1) {
    return TRUE;
  }

  // Compare current GMT time to the open and close dates (which should still be
  // in GMT time).
  $now = gmmktime();
  if ($now >= $quiz->quiz_close || $now < $quiz->quiz_open) {
    return t('This quiz is closed');
  }
  return TRUE;
}