/**
* Overrides EntityReference_SelectionHandler_Generic::settingsForm().
* 0 = Makes the filtering configurable. Either show all nodes (filtered on
* interface language) or show only those nodes with the same language as the
* referencing (parent) node.
*/
public static function settingsForm($field, $instance)
{
$form = parent::settingsForm($field, $instance);
$form['filter']['language'] = array('#type' => 'select', '#title' => t('Language handling'), '#options' => array(0 => t('Select all nodes matching with the interface language'), 1 => t('Select only nodes matching the parent\'s language')), '#default_value' => isset($field['settings']['handler_settings']['filter']['language']) ? $field['settings']['handler_settings']['filter']['language'] : 0);
return $form;
}
/**
* Build an EntityFieldQuery to get referencable entities.
* Note much to do but ensure our query has a property condation of status
* 1 (published)
*/
protected function buildEntityFieldQuery($match = null, $match_operator = 'CONTAINS')
{
$query = parent::buildEntityFieldQuery($match, $match_operator);
$query->propertyCondition('status', 1);
return $query;
}
