/**
* Flush content buffer and write to index
* @throws Elasticsearch\Common\Exceptions\NoNodesAvailableException
*/
public function flushContentBuffer()
{
$this->refreshMapping();
$va_bulk_params = array();
// @see https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-bulk.html
// @see https://www.elastic.co/guide/en/elasticsearch/client/php-api/2.0/_indexing_documents.html#_bulk_indexing
// delete docs
foreach (self::$s_delete_buffer as $vs_table_name => $va_rows) {
foreach (array_unique($va_rows) as $vn_row_id) {
$va_bulk_params['body'][] = array('delete' => array('_index' => $this->getIndexName(), '_type' => $vs_table_name, '_id' => $vn_row_id));
// also make sure we don't do unessecary indexing for this record below
unset(self::$s_update_content_buffer[$vs_table_name][$vn_row_id]);
}
}
// newly indexed docs
foreach (self::$s_doc_content_buffer as $vs_key => $va_doc_content_buffer) {
$va_tmp = explode('/', $vs_key);
$vs_table_name = $va_tmp[0];
$vn_primary_key = intval($va_tmp[1]);
$va_bulk_params['body'][] = array('index' => array('_index' => $this->getIndexName(), '_type' => $vs_table_name, '_id' => $vn_primary_key));
// add changelog to index
$va_doc_content_buffer = array_merge($va_doc_content_buffer, caGetChangeLogForElasticSearch($this->opo_db, $this->opo_datamodel->getTableNum($vs_table_name), $vn_primary_key));
$va_bulk_params['body'][] = $va_doc_content_buffer;
}
// update existing docs
foreach (self::$s_update_content_buffer as $vs_table_name => $va_rows) {
foreach ($va_rows as $vn_row_id => $va_fragment) {
$va_bulk_params['body'][] = array('update' => array('_index' => $this->getIndexName(), '_type' => $vs_table_name, '_id' => (int) $vn_row_id));
// add changelog to fragment
$va_fragment = array_merge($va_fragment, caGetChangeLogForElasticSearch($this->opo_db, $this->opo_datamodel->getTableNum($vs_table_name), $vn_row_id));
$va_bulk_params['body'][] = array('doc' => $va_fragment);
}
}
if (sizeof($va_bulk_params['body'])) {
$this->getClient()->bulk($va_bulk_params);
// we usually don't need indexing to be available *immediately* unless we're running automated tests of course :-)
if (caIsRunFromCLI() && $this->getIndexName() && (!defined('__CollectiveAccess_IS_REINDEXING__') || !__CollectiveAccess_IS_REINDEXING__)) {
$this->getClient()->indices()->refresh(array('index' => $this->getIndexName()));
}
}
$this->opa_index_content_buffer = array();
self::$s_doc_content_buffer = array();
self::$s_update_content_buffer = array();
self::$s_delete_buffer = array();
}
