function birthdays_field_views_handler_filter::birthdays_validate_offset in Birthdays 7

Validate offset.

File

views/birthdays_field_views_handler_filter.inc, line 77

The birthdays_field_views_handler_filter class.

Class

birthdays_field_views_handler_filter

Handler that allows to filter by birthday fields.

Code

function birthdays_validate_offset($element, $value, &$form_state) {
  $value = strval(intval($value));
  if ($value && drupal_substr($value, 0, 1) != '-') {
    $value = '+' . $value;
  }
  form_set_value($element, $value, $form_state);
}