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 $this->lucene;
}
private function getIndex($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);
}