function views_handler_filter_combine::op_empty

Overrides views_handler_filter_string::op_empty

File

handlers/views_handler_filter_combine.inc, line 215

Class

views_handler_filter_combine
Filter handler which allows to search on multiple fields.

Code

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