From 3cf3c7d60c81d562c8331a377a76e86d41f8f528 Mon Sep 17 00:00:00 2001 From: Michael Hamann Date: Thu, 20 Dec 2012 17:47:05 +0100 Subject: Add clear function to the indexer that deletes the whole index --- inc/indexer.php | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) (limited to 'inc') diff --git a/inc/indexer.php b/inc/indexer.php index 4dfaa33fb..b9eaf31d9 100644 --- a/inc/indexer.php +++ b/inc/indexer.php @@ -401,6 +401,38 @@ class Doku_Indexer { return true; } + /** + * Clear the whole index + * + * @return bool If the index has been cleared successfully + */ + public function clear() { + global $conf; + + if (!$this->lock()) return false; + + @unlink($conf['indexdir'].'/page.idx'); + @unlink($conf['indexdir'].'/title.idx'); + @unlink($conf['indexdir'].'/pageword.idx'); + @unlink($conf['indexdir'].'/metadata.idx'); + $dir = @opendir($conf['indexdir']); + if($dir!==false){ + while(($f = readdir($dir)) !== false){ + if(substr($f,-4)=='.idx' && + (substr($f,0,1)=='i' || substr($f,0,1)=='w' + || substr($f,-6)=='_w.idx' || substr($f,-6)=='_i.idx' || substr($f,-6)=='_p.idx')) + @unlink($conf['indexdir']."/$f"); + } + } + @unlink($conf['indexdir'].'/lengths.idx'); + + // clear the pid cache + $this->pidCache = array(); + + $this->unlock(); + return true; + } + /** * Split the text into words for fulltext search * -- cgit v1.2.3