function views_handler_filter_in_operator::op_empty in Views (for Drupal 7) 6.2

Same name and namespace in other branches

1. 6.3 handlers/views_handler_filter_in_operator.inc \views_handler_filter_in_operator::op_empty()
2. 7.3 handlers/views_handler_filter_in_operator.inc \views_handler_filter_in_operator::op_empty()

File

handlers/views_handler_filter_in_operator.inc, line 351

Class

views_handler_filter_in_operator

Simple filter to handle matching of multiple options selectable via checkboxes

Code

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