function FilterPluginBase::can_build_group in Views (for Drupal 7) 8.3

Determine if a filter can be converted into a group. Only exposed filters with operators available can be converted into groups.

1 call to FilterPluginBase::can_build_group()

FilterPluginBase::buildOptionsForm in lib/Drupal/views/Plugin/views/filter/FilterPluginBase.php

Provide the basic form which calls through to subforms. If overridden, it is best to call through to the parent, or to at least make sure all of the functions in this form are called.

File

lib/Drupal/views/Plugin/views/filter/FilterPluginBase.php, line 175

Definition of Drupal\views\Plugin\views\filter\FilterPluginBase.

Class

FilterPluginBase

Base class for filters.

Namespace

Drupal\views\Plugin\views\filter

Code

function can_build_group() {
  return $this
    ->isExposed() && count($this
    ->operator_options()) > 0;
}