function random_captcha_type_settings_form_validate in CAPTCHA Pack 5

Same name and namespace in other branches

1. 6 random_captcha_type/random_captcha_type.admin.inc \random_captcha_type_settings_form_validate()
2. 7 random_captcha_type/random_captcha_type.admin.inc \random_captcha_type_settings_form_validate()

Implementation of form validation

File

random_captcha_type/random_captcha_type.module, line 109

Code

function random_captcha_type_settings_form_validate($form_id, $form_values) {
  if ($form_id == 'random_captcha_type_settings_form') {

    // at least 2 CAPTCHA types should be selected
    if (count(array_filter($form_values['random_captcha_type_enabled_types'])) < 2) {
      form_set_error('random_captcha_type_enabled_types', t('You should select at least two CAPTCHA types.'));
    }
  }
}