function views_handler_field_field::click_sortable

Determine if this field is click sortable.

Overrides views_handler_field::click_sortable

File

modules/field/views_handler_field_field.inc, line 305

Class

views_handler_field_field

A field that displays fieldapi fields.

Code

public function click_sortable() {
    // Not click sortable in any case.
    if (empty($this->definition['click sortable'])) {
        return FALSE;
    }
    // A field is not click sortable if it's a multiple field with
    // "group multiple values" checked, since a click sort in that case would
    // add a join to the field table, which would produce unwanted duplicates.
    if ($this->multiple && $this->options['group_rows']) {
        return FALSE;
    }
    return TRUE;
}