function views_handler_filter_field_partial_date_year::op_empty in Partial Date 7

Overrides views_handler_filter_numeric::op_empty

File

includes/partial_date.views.year_period_handler.inc, line 235

Class

views_handler_filter_field_partial_date_year

TODO: This is a placeholder to eventually provide a exposed list filter based on the field approximate year values.

Code

function op_empty($field) {
  if ($this->operator == 'empty') {
    $operator = "IS NULL";
  }
  else {
    $operator = "IS NOT NULL";
  }
  $this->query
    ->add_where($this->options['group'], $field, NULL, $operator);
}