Issue 4640. Search in Cyrillic and reindex work

search_lucene/appinfo/update.php

@@ -25,4 +25,11 @@
 		)
 	');
 	$stmt->execute();
-}
+}
+
+if (version_compare($currentVersion, '0.5.3', '<')) {
+	//force reindexing of files
+	$stmt = OCP\DB::prepare('DELETE FROM `*PREFIX*lucene_status` WHERE 1=1');
+    $stmt->execute();
+}
+

search_lucene/appinfo/version

@@ -1 +1 @@
-0.5.2
+0.5.3

search_lucene/lib/lucene.php

@@ -35,7 +35,7 @@ public static function openOrCreate($user = null) {
 		try {
 
 			\Zend_Search_Lucene_Analysis_Analyzer::setDefault(
-				new \Zend_Search_Lucene_Analysis_Analyzer_Common_TextNum_CaseInsensitive()
+				new \Zend_Search_Lucene_Analysis_Analyzer_Common_Utf8Num_CaseInsensitive()
 			); //let lucene search for numbers as well as words
 
 			// Create index