t('Token'), '#type' => 'fieldset', ); $form['container']['siteimprove_token'] = array( '#default_value' => variable_get('siteimprove_token'), '#description' => t('Configure Siteimprove Plugin token.'), '#maxlength' => 50, '#prefix' => '

', '#required' => TRUE, '#size' => 50, '#suffix' => '

', '#title' => t('Token'), '#type' => 'textfield', ); $form['container']['siteimprove_request_new_token'] = array( '#ajax' => array( 'callback' => 'siteimprove_admin_settings_form_ajax_request_token', 'wrapper' => 'token-wrapper', ), '#limit_validation_errors' => array(), '#type' => 'button', '#value' => t('Request new token'), ); return system_settings_form($form); } /** * Callback for submit_driven example. * * Select the 'box' element, change the markup in it, and return it as a * renderable array. * * @return array * Renderable array (the box element) */ function siteimprove_admin_settings_form_ajax_request_token($form, $form_state) { // Request new token. if ($token = SiteimproveUtils::requestToken()) { $form['container']['siteimprove_token']['#value'] = $token; } else { form_set_error('siteimprove_token', t('There was an error requesting a new token. Please try again in a few minutes.')); } return $form['container']['siteimprove_token']; }