MediaWiki 1.16.0

[autoinstallsdev/mediawiki.git] / maintenance / storage / orphanStats.php

diff --git a/maintenance/storage/orphanStats.php b/maintenance/storage/orphanStats.php
index afea815e785033f9e2f4a474518d459757718069..63f9025b474efc0e970cc13d63c22235e9b5db7f 100644 (file)
--- a/maintenance/storage/orphanStats.php
+++ b/maintenance/storage/orphanStats.php
@@ -2,21 +2,43 @@
 
 /**
  * Show some statistics on the blob_orphans table, created with trackBlobs.php
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @ingroup Maintenance ExternalStorage
  */
-require_once( dirname(__FILE__).'/../commandLine.inc' );
+require_once( dirname(__FILE__) . '/../Maintenance.php' );
 
-$stats = new OrphanStats;
-$stats->execute();
+class OrphanStats extends Maintenance {
+       public function __construct() {
+               parent::__construct();
+               $this->mDescription = "how some statistics on the blob_orphans table, created with trackBlobs.php";
+       }
 
-class OrphanStats {
-       function getDB( $cluster ) {
+       private function getDB( $cluster ) {
                $lb = wfGetLBFactory()->getExternalLB( $cluster );
                return $lb->getConnection( DB_SLAVE );
        }
 
-       function execute() {
+       public function execute() {
                $extDBs = array();
                $dbr = wfGetDB( DB_SLAVE );
+               if( !$dbr->tableExists( 'blob_orphans' ) ) {
+                       $this->error( "blob_orphans doesn't seem to exist, need to run trackBlobs.php first", true );
+               }
                $res = $dbr->select( 'blob_orphans', '*', false, __METHOD__ );
                
                $num = 0;
@@ -36,11 +58,14 @@ class OrphanStats {
                }
                unset( $res );
 
-               echo "Number of orphans: $num\n";
+               $this->output( "Number of orphans: $num\n" );
                if ( $num > 0 ) {
-                       echo "Average size: " . round( $totalSize / $num, 0 ) . " bytes\n" .
+                       $this->output( "Average size: " . round( $totalSize / $num, 0 ) . " bytes\n" .
                        "Max size: $maxSize\n" . 
-                       "Number of unique texts: " . count( $hashes ) . "\n";
+                       "Number of unique texts: " . count( $hashes ) . "\n" );
                }
        }
 }
+
+$maintClass = "OrphanStats";
+require_once( DO_MAINTENANCE );