drupal 8 form alter

function hook_form_alter(&$form, \Drupal\Core\Form\FormStateInterface $form_state, $form_id) {
  if (isset($form['type']) && $form['type']['#value'] . '_node_settings' == $form_id) {
    $upload_enabled_types = \Drupal::config('mymodule.settings')
      ->get('upload_enabled_types');
    $form['workflow']['upload_' . $form['type']['#value']] = array(
      '#type' => 'radios',
      '#title' => t('Attachments'),
      '#default_value' => in_array($form['type']['#value'], $upload_enabled_types) ? 1 : 0,
      '#options' => array(
        t('Disabled'),
        t('Enabled'),
      ),
    );

    // Add a custom submit handler to save the array of types back to the config file.
    $form['actions']['submit']['#submit'][] = 'mymodule_upload_enabled_types_submit';
  }
}

Posted by: Guest on October-26-2020

Source

/** * Implements hook_field_widget_WIDGET_TYPE_form_alter(). */ function paragraphs_test_field_widget_entity_reference_paragraphs_form_alter(&$element, &$form_state, $context) { if ($element['#paragraph_type'] == 'altered_paragraph') { $element['subform']['field_text']['widget'][0]['#title'] = 'Altered title'; } }

function hook_form_alter(&$form, \Drupal\Core\Form\FormStateInterface $form_state, $form_id) { if (isset($form['type']) && $form['type']['#value'] . '_node_settings' == $form_id) { $upload_enabled_types = \Drupal::config('mymodule.settings') ->get('upload_enabled_types'); $form['workflow']['upload_' . $form['type']['#value']] = array( '#type' => 'radios', '#title' => t('Attachments'), '#default_value' => in_array($form['type']['#value'], $upload_enabled_types) ? 1 : 0, '#options' => array( t('Disabled'), t('Enabled'), ), ); // Add a custom submit handler to save the array of types back to the config file. $form['actions']['submit']['#submit'][] = 'mymodule_upload_enabled_types_submit'; } }

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