Club Drupal

<?php

class EntityReferenceBehavior_ViewsFilterSelect extends EntityReference_BehaviorHandler_Abstract {

  public function views_data_alter(&$data, $field) {

    $entity_info = entity_get_info($field['settings']['target_type']);

    $field_name = $field['field_name'] . '_target_id';

    foreach ($data as $table_name => &$table_data) {

      if (isset($table_data[$field_name])) {

        // Set the entity id filter to use the in_operator handler with our

        // own callback to return the values.

        $table_data[$field_name]['filter']['handler'] = 'views_handler_filter_in_operator';

        $table_data[$field_name]['filter']['options callback'] = 'entityreference_views_handler_options_list';

        $table_data[$field_name]['filter']['options arguments'] = array($field['field_name']);

      }

    }

  }

}