public function QuizResult::getLayout in Quiz 7.5

Get the layout for this quiz result.

The layout contains the questions to be delivered.

Return value

QuizResultAnswer[]

File

includes/QuizResult.class.inc, line 12

Class

QuizResult

Code

public function getLayout() {
  $layouts = drupal_static('quiz_result_layout', array());
  if (!isset($layouts[$this
    ->identifier()])) {
    $quiz_node_relationships = entity_load('quiz_question_relationship', FALSE, array(
      'parent_nid' => $this->nid,
      'parent_vid' => $this->vid,
    ));
    $relationships = array();
    foreach ($quiz_node_relationships as $quiz_node_relationship) {
      $relationships[$quiz_node_relationship->child_nid] = $quiz_node_relationship;
    }
    $layout = array();
    $quiz_result_answers = entity_load('quiz_result_answer', FALSE, array(
      'result_id' => array(
        $this
          ->identifier(),
      ),
    ));
    if ($quiz_result_answers) {
      foreach ($quiz_result_answers as $quiz_result_answer) {
        if (!empty($relationships[$quiz_result_answer->question_nid])) {
          $relationship = $relationships[$quiz_result_answer->question_nid];
        }
        $layout[$quiz_result_answer->number] = array(
          'result_answer_id' => $quiz_result_answer->result_answer_id,
          'display_number' => $quiz_result_answer->display_number,
          'nid' => $quiz_result_answer->question_nid,
          'vid' => $quiz_result_answer->question_vid,
          'tid' => $quiz_result_answer->tid,
          'number' => $quiz_result_answer->number,
          'qnr_id' => isset($relationship) ? $relationship->qnr_id : NULL,
          'qnr_pid' => isset($relationship) ? $relationship->qnr_pid : NULL,
        );
      }
      ksort($layout, SORT_NUMERIC);
      $layouts[$this
        ->identifier()] = $layout;
    }
  }
  return $layouts[$this
    ->identifier()];
}