function amp_analytics_admin_form_validate in Accelerated Mobile Pages (AMP) 7

Form validation handler for amp_admin_form().

See also

amp_admin_form_submit()

File

modules/amp_analytics/amp_analytics.admin.inc, line 36

Administrative page callbacks for the AMP analytics module.

Code

function amp_analytics_admin_form_validate($form, &$form_state) {

  // Validate the Google Analytics ID.
  if (!empty($form_state['values']['amp_google_analytics_id'])) {
    if (!preg_match('/^UA-\\d+-\\d+$/', $form_state['values']['amp_google_analytics_id'])) {
      form_set_error('amp_google_analytics_id', t('A valid Google Analytics Web Property ID is case sensitive and formatted like UA-xxxxxxx-yy.'));
    }
  }
}