public function TrueFalseQuestion::getNodeProperties in Quiz 8.4

Implementation of getNodeProperties

Overrides QuizQuestion::getNodeProperties

See also

QuizQuestion#getNodeProperties()

File

question_types/truefalse/lib/Drupal/truefalse/TrueFalseQuestion.php, line 95

Defines the classes necessary for a True/False quiz.

Class

TrueFalseQuestion

Extension of QuizQuestion.

Namespace

Drupal\truefalse

Code

public function getNodeProperties() {
  if (isset($this->nodeProperties)) {
    return $this->nodeProperties;
  }
  $props = parent::getNodeProperties();
  if ($this->node instanceof \stdClass) {
    $params = array(
      ':nid' => $this->node->nid,
      ':vid' => $this->node->vid,
    );
  }
  else {
    $params = array(
      ':nid' => $this->node
        ->id(),
      ':vid' => $this->node
        ->getRevisionId(),
    );
  }
  $res_a = db_query('SELECT correct_answer, feedback FROM {quiz_truefalse_node} WHERE nid = :nid AND vid = :vid', $params)
    ->fetchAssoc();
  if (is_array($res_a)) {
    $props = array_merge($props, $res_a);
  }
  $this->nodeProperties = $props;
  return $props;
}