function field_group_pre_render_tab

Implements field_group_pre_render_<format-type>. Format type: Vertical tab.

Parameters

array $element: The field group form element.

object $group: The Field group object prepared for pre_render.

array $form: The root element or form.

File

core/modules/field_group/field_group.groups.inc, line 289

Defines some field group types.

Code

function field_group_pre_render_tab(array &$element, $group, array &$form) {

  $view_mode = isset($form['#view_mode']) ? $form['#view_mode'] : 'form';

  $form['#attached']['js'][] = array(
    'data' => array('field_group' => array('tabs' => $view_mode)),
    'type' => 'setting',
  );

  $add = array(
    '#type' => 'fieldset',
    '#id' => 'edit-' . $group->group_name,
    '#title' => check_plain(t($group->label)),
    '#collapsible' => $group->collapsible,
    '#collapsed' => $group->collapsed,
    '#attributes' => array('class' => explode(" ", $group->classes)),
    '#description' => $group->description,
  );

  // Front-end and back-end on configuration will lead
  // to vertical tabs nested in a separate vertical group.
  if ($view_mode != 'form') {
    $add['#group'] = empty($group->parent_name) ? 'additional_settings' : $group->parent_name;
    $add['#parents'] = array($add['#group']);
    $element += $add;
  }
  // Form field groups which are nested into a vertical tab group
  // are handled a little different.
  elseif (!empty($group->parent_name)) {
    $add['#group'] = $group->parent_name;
    $element += $add;
  }
  // Forms "can" have additional settings. We'll try to locate it first, if not
  // exists, field_group will create a parallel additional settings entry.
  else {
    // Create the field group element.
    $add['#parents'] = array('additional_settings');
    $add['#group'] = 'additional_settings';
    $add['#weight'] = -30 + $group->weight;

    // Hardcoded to bring our extra additional vtabs on top.
    // Check if the additional_settings exist for this type of form.
    if (isset($form['additional_settings']['group']['#groups']['additional_settings'])) {

      // Merge field groups with the core additional settings.
      $form['additional_settings']['group']['#groups']['additional_settings'][$group->group_name] = $add;
      $form['additional_settings']['group']['#groups'][$group->group_name] = array('#group_exists' => TRUE);
      // Nest the fields inside the appropriate structure.
      foreach (element_children($element) as $fieldname) {
        $form['additional_settings']['group']['#groups']['additional_settings'][$group->group_name][$fieldname] = &$element[$fieldname];
        unset($element[$fieldname]);
      }
    }
    // Assumption the wrapper is in the root. This could be done by field_group
    // itself in previous loop of tabs in same wrapper or even some other
    // contrib / custom module.
    else {
      if (!isset($form['additional_settings']['#type'])) {
        $form['additional_settings'] = array(
          '#type' => 'vertical_tabs',
          '#weight' => $group->weight,
          '#theme_wrappers' => array('vertical_tabs'),
          '#prefix' => '<div class="field-group-' . $group->format_type . '-wrapper">',
          '#suffix' => '</div>',
        );
        $form['#attached']['library'][] = array('system', 'backdrop.collapse');
      }
      $form['additional_settings'][$group->group_name] = $add;
      // Nest the fields inside the appropriate structure.
      foreach (element_children($element) as $fieldname) {
        $form['additional_settings'][$group->group_name][$fieldname] = &$element[$fieldname];
        unset($element[$fieldname]);
      }
    }
  }

}