function views_handler_filter_string::op_empty

3.x views_handler_filter_string.inc	`views_handler_filter_string::op_empty($field)`
2.x views_handler_filter_string.inc	`views_handler_filter_string::op_empty($field)`

1 method overrides views_handler_filter_string::op_empty()

views_handler_filter_combine::op_empty in handlers/views_handler_filter_combine.inc

File

handlers/views_handler_filter_string.inc, line 327: Definition of views_handler_filter_string.

Class

views_handler_filter_string: Basic textfield filter to handle string filtering commands including equality, like, not like, etc.

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);
}