private function getLucene()
{
if ($this->lucene) {
return $this->lucene;
}
try {
$this->lucene = ZendSearch\Lucene\Lucene::open($this->directory);
} catch (ZendSearch\Lucene\Exception\ExceptionInterface $e) {
$this->lucene = ZendSearch\Lucene\Lucene::create($this->directory);
}
global $prefs;
if (!empty($prefs['unified_lucene_max_buffered_docs'])) {
// these break indexing if set empty
$this->lucene->setMaxBufferedDocs($prefs['unified_lucene_max_buffered_docs']);
// default is 10
}
if (!empty($prefs['unified_lucene_max_merge_docs'])) {
$this->lucene->setMaxMergeDocs($prefs['unified_lucene_max_merge_docs']);
// default is PHP_INT_MAX (effectively "infinite")
}
if (!empty($prefs['unified_lucene_merge_factor'])) {
$this->lucene->setMergeFactor($prefs['unified_lucene_merge_factor']);
// default is 10
}
ZendSearch\Lucene\Lucene::setResultSetLimit($this->resultSetLimit);
return $this->lucene;
}
/**
* @return Search_Index_Interface
*/
function getIndex($indexType = 'data')
{
global $prefs, $tiki_p_admin;
$writeMode = false;
if ($indexType == 'data-write') {
$indexType = 'data';
$writeMode = true;
}
switch ($prefs['unified_engine']) {
case 'lucene':
ZendSearch\Lucene\Lucene::setTermsPerQueryLimit($prefs['unified_lucene_terms_limit']);
$index = new Search_Lucene_Index($this->getIndexLocation($indexType), $prefs['language'], $prefs['unified_lucene_highlight'] == 'y');
$index->setCache(TikiLib::lib('cache'));
$index->setMaxResults($prefs['unified_lucene_max_result']);
$index->setResultSetLimit($prefs['unified_lucene_max_resultset_limit']);
return $index;
case 'elastic':
$index = $this->getIndexLocation($indexType);
if (empty($index)) {
break;
}
$connection = $this->getElasticConnection($writeMode);
$index = new Search_Elastic_Index($connection, $index);
$index->setCamelCaseEnabled($prefs['unified_elastic_camel_case'] == 'y');
$index->setFacetCount($prefs['search_facet_default_amount']);
return $index;
case 'mysql':
$index = $this->getIndexLocation($indexType);
if (empty($index)) {
break;
}
$index = new Search_MySql_Index(TikiDb::get(), $index);
return $index;
}
// Do nothing, provide a fake index.
$errlib = TikiLib::lib('errorreport');
if ($tiki_p_admin != 'y') {
$errlib->report(tr('Contact the site administrator. The index needs rebuilding.'));
} else {
$errlib->report('<a title="' . tr("Rebuild search index") . '" href="tiki-admin.php?page=search&rebuild=now">' . tr("Click here to rebuild index") . '</a>');
}
return new Search_Index_Memory();
}
private function getIndex($rebuld = false)
{
if ($rebuld || $this->indexNeedsRebuilding()) {
$index = ZendSearch\Lucene\Lucene::create($this->indexFile);
foreach ($this->getReceivedDataLatest() as $connection) {
$data = json_decode($connection['data'], true);
if ($data) {
$doc = $this->indexConnection($connection['created'], $data);
$index->addDocument($doc);
}
}
$index->optimize();
return $index;
}
return ZendSearch\Lucene\Lucene::open($this->indexFile);
}