function rules_ui_element_token_list_validate in Rules 7.2

FAPI callback to validate a list of tokens.

2 string references to 'rules_ui_element_token_list_validate'

RulesDataUIListEntity::inputForm in ui/ui.data.inc

Implements RulesDataDirectInputFormInterface::inputForm().

RulesDataUIListToken::inputForm in ui/ui.data.inc

Implements RulesDataDirectInputFormInterface::inputForm().

File

ui/ui.forms.inc, line 901

Rules User Interface forms.

Code

function rules_ui_element_token_list_validate($element, &$form_state) {
  foreach ($element['#value'] as $value) {
    if ($value !== '' && !entity_property_verify_data_type($value, 'token')) {
      form_error($element, t('Each value may only contain lowercase letters, numbers, and underscores and has to start with a letter.'));
    }
  }
}