function duplicate_role_form_validate in Duplicate role 7

Form validate. Validate data before insert into database.

File

./duplicate_role.module, line 94

Code

function duplicate_role_form_validate($form, &$form_state) {
  $new_role_name = filter_xss($form_state['values']['new_role_name']);
  $roles = user_roles();
  if (in_array($new_role_name, $roles)) {
    form_set_error('new_role_name', t('This role %role_name already exists. Please try a different name.', array(
      '%role_name' => $new_role_name,
    )));
  }
}