function login_shadowbox_settings_validate in Shadowbox 7.4

Validate shadowbox login settings form inputs.

File

login_shadowbox/login_shadowbox.admin.inc, line 115

Code

function login_shadowbox_settings_validate($form, &$form_state) {
  $width = $form_state['values']['login_shadowbox_width'];
  $height = $form_state['values']['login_shadowbox_height'];
  if (!is_numeric($width) || $width < 0) {
    form_set_error('login_shadowbox_width', t('You must enter a positive number.'));
  }
  if (!is_numeric($height) || $height < 0) {
    form_set_error('login_shadowbox_height', t('You must enter a positive number.'));
  }
}