/**
* Hook to return a search for content with a give tag (or tags)
*
* @param string $hook the name of the hook
* @param string $type the type of the hook
* @param string $returnvalue current return value
* @param array $params supplied params
*
* @return void
*/
public static function searchTags($hook, $type, $returnvalue, $params)
{
if (!empty($returnvalue)) {
return;
}
$client = self::getClientForHooks($params);
if (!$client) {
return;
}
$type_subtype_pairs = elasticsearch_get_registered_entity_types_for_search();
if (empty($type_subtype_pairs)) {
return;
}
$types = [];
foreach ($type_subtype_pairs as $type => $subtypes) {
if (empty($subtypes)) {
$types[] = $type;
continue;
}
foreach ($subtypes as $subtype) {
$types[] = "{$type}.{$subtype}";
}
}
$client->search_params->setType($types);
$tag_query = [];
$tag_query['bool']['must']['term']['tags'] = strtolower($params['query']);
$client->search_params->setQuery($tag_query);
$client = elgg_trigger_plugin_hook('search_params', 'elasticsearch', ['search_params' => $params], $client);
if ($params['count'] == true) {
$result = $client->search_params->count();
} else {
$result = $client->search_params->execute();
}
return self::transformSearchResults($result, $params);
}
/**
* Find entities in Elgg which aren't in Elasticsearch but should be
*
* @return void
*/
protected static function checkElggIndex()
{
$client = elasticsearch_get_client();
if (empty($client)) {
return;
}
// this could take a while
set_time_limit(0);
// ignore access
$ia = elgg_set_ignore_access(true);
// find unindexed GUIDs
$guids = [];
$unindexed = [];
$batch = new \ElggBatch('elgg_get_entities_from_private_settings', ['type_subtype_pairs' => elasticsearch_get_registered_entity_types_for_search(), 'limit' => false, 'private_setting_name_value_pairs' => ['name' => ELASTICSEARCH_INDEXED_NAME, 'value' => 0, 'operand' => '>']]);
/* @var $entity \ElggEntity */
foreach ($batch as $entity) {
$guids[] = $entity->getGUID();
if (count($guids) < 250) {
continue;
}
$unindexed = array_merge($unindexed, self::findUnindexedGUIDs($guids));
$guids = [];
}
if (!empty($guids)) {
$unindexed = array_merge($unindexed, self::findUnindexedGUIDs($guids));
}
if (empty($unindexed)) {
// restore access
elgg_set_ignore_access($ia);
return;
}
// reindex entities
$reindex = new \ElggBatch('elgg_get_entities', ['guids' => $unindexed, 'limit' => false]);
/* @var $entity \ElggEntity */
foreach ($reindex as $entity) {
// mark for reindex
$entity->setPrivateSetting(ELASTICSEARCH_INDEXED_NAME, 0);
}
// restore access
elgg_set_ignore_access($ia);
}
