/** * Given a list of fields, validate some data. * * @param array $fields List of args that would be sent to scbForms::input() * @param array $data The data to validate. Defaults to $_POST * @param array $to_update Existing data to populate. Necessary for nested values * * @return array */ static function validate_post_data($fields, $data = null, $to_update = array()) { if (null === $data) { $data = stripslashes_deep($_POST); } foreach ($fields as $field) { $value = scbForms::get_value($field['name'], $data); $fieldObj = scbFormField::create($field); $value = $fieldObj->validate($value); if (null !== $value) { self::set_value($to_update, $field['name'], $value); } } return $to_update; }