public function DDLinesQuestion::getAnsweringForm in Quiz 8.4

Generates the question form.

This is called whenever a question is rendered, either to an administrator or to a quiz taker.

Overrides QuizQuestion::getAnsweringForm

File

question_types/quiz_ddlines/lib/Drupal/quiz_ddlines/DDLinesQuestion.php, line 147

The main classes for the quiz_ddlines question type.

Class

DDLinesQuestion

Extension of QuizQuestion.

Namespace

Drupal\quiz_ddlines

Code

public function getAnsweringForm(array $form_state = NULL, $rid) {
  $default_settings = $this
    ->getDefaultAltSettings();
  $default_settings['mode'] = 'take';
  drupal_add_js(array(
    'quiz_ddlines' => $default_settings,
  ), 'setting');
  $form = parent::getAnsweringForm($form_state, $rid);
  $form['helptext'] = array(
    '#markup' => t('Answer this question by dragging each rectangular label to the correct circular hotspot.'),
    '#weight' => 0,
  );

  // Form element containing the correct answers
  $form['ddlines_elements'] = array(
    '#type' => 'hidden',
    '#default_value' => isset($this->node->ddlines_elements) ? $this->node->ddlines_elements : '',
  );

  // Form element containing the user answers
  // The quiz module requires this element to be named "tries":
  $form['tries'] = array(
    '#type' => 'hidden',
    '#default_value' => '',
  );
  $field_image = $this->node->field_image
    ->getValue();
  $uri = $field_image[0]['entity'];
  $image_uri = $uri
    ->getFileUri();

  // Image Styling.
  $style = entity_load('image_style', 'large');
  $image_url = $style
    ->buildUrl($image_uri);
  $form['image'] = array(
    '#markup' => '<div class="image-preview">' . theme('image', array(
      'uri' => $image_url,
    )) . '</div>',
  );
  _quiz_ddlines_add_js_and_css();
  return $form;
}