/**
* Helper function for adding results to a view in the format expected by the
* view.
*
* Overrides SearchApiViewsQuery::addResults(), as it does not handle
* multilingual search item IDs (like 'fr_13') properly.
*
* @see SearchApiViewsQuery::addResults()
*/
protected function addResults(array $results, $view)
{
// Start with standard way of adding results to the view.
parent::addResults($results, $view);
// For multilingual indexes, update entity IDs in $view->result array
// and remove language code from them, so that they contain real entity IDs
// stored as integers.
$controller = search_api_get_datasource_controller($this->index->item_type);
if ($controller instanceof SearchApiEtDatasourceController) {
foreach ($view->result as $delta => $result) {
if (SearchApiEtHelper::isValidItemId($result->entity)) {
$entity_id = SearchApiEtHelper::splitItemId($result->entity, SearchApiEtHelper::ITEM_ID_ENTITY_ID);
$view->result[$delta]->entity = (int) $entity_id;
}
}
}
}
/**
* @dataProvider dataProviderGetGroupedItemsIdsByEntity
* @param $expected
* @param $items
*/
public function testGetGroupedItemsIdsByEntity($expected, $items)
{
$grouped_items = SearchApiEtHelper::getGroupedItemsIdsByEntity($items);
$this->assertEquals($expected, $grouped_items);
}
/**
* Filters the given Item IDs to include only the ones handled by the Index.
*
* @param SearchApiIndex $index
* The SearchAPI index to use
* @param array $item_ids
* A list of trackable ItemID (in the form "{id}/{language}) to filter
* @return array
* The filtered list of trackable ItemID
*/
protected function filterTrackableIds(SearchApiIndex $index, $item_ids)
{
if (empty($item_ids)) {
return array();
}
// Group the given ItemIds by their EntityId.
$grouped_item_ids = SearchApiEtHelper::getGroupedItemsIdsByEntity($item_ids);
if (empty($grouped_item_ids)) {
return array();
}
// Generate the list of candidate ItemIDs from the current EntityIDs
$trackable_item_ids = $this->getTrackableItemIds($index, array_keys($grouped_item_ids));
// The $trackable_item_ids will contain all ItemIDs that should be indexed.
// Additional translations, other than the one provided in $item_ids, will
// be taken into account, to cover the case when a non-translatable field is
// changed on one translation and such change must be reflected to all other
// indexed translations.
return $trackable_item_ids;
}