function _single_user_role_edit_element in Single User Role 8

Helper function that alters the role form element.

Parameters

$element: The form element that should be altered.

2 calls to _single_user_role_edit_element()

single_user_role_form_alter in ./single_user_role.module

Implements hook_form_alter().

single_user_role_form_role_delegation_role_assign_form_alter in ./single_user_role.module

Implements hook_form_ID_alter() for 'role_delegation_role_assign_form'.

File

./single_user_role.module, line 79

Single User Role module file.

Code

function _single_user_role_edit_element(&$element) {

  // Change role field type from checkbox to select or radio field.
  $element['#type'] = \Drupal::config('single_user_role.settings')
    ->get('single_user_role_field_type');
  $element['#multiple'] = FALSE;

  // Set role field help text.
  $element['#description'] = \Drupal::config('single_user_role.settings')
    ->get('single_user_role_field_desc');

  // Set role field title singular.
  $element['#title'] = t('Role');

  // Enable authenticated role option.
  $element['authenticated']['#disabled'] = FALSE;

  // Fix default value for authenticated role.
  unset($element['authenticated']['#default_value']);

  // Always have authenticated role in options as radios cannot be unselected.
  if (!isset($element['#options'][RoleInterface::AUTHENTICATED_ID])) {
    $authenticated_role = [
      RoleInterface::AUTHENTICATED_ID => t('Authenticated user'),
    ];
    $element['#options'] = array_merge($authenticated_role, $element['#options']);
  }

  // Set default role. Authenticated role is assigned if no other role found.
  $default_role = 'authenticated';
  foreach ($element['#default_value'] as $key => $value) {
    if ($key !== 0) {

      // Set first assigned role as default, excluding authenticated.
      $default_role = $value;
      break;
    }
  }
  $element['#default_value'] = $default_role;
}