function random_captcha_type_settings_form_validate in CAPTCHA Pack 7

Same name and namespace in other branches

1. 5 random_captcha_type/random_captcha_type.module \random_captcha_type_settings_form_validate()
2. 6 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.admin.inc, line 30

Functionality and helper functions for RANDOM CAPTCHA administration.

Code

function random_captcha_type_settings_form_validate($form, &$form_state) {

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