From cecb985bee3bdd252e1b8dc0bd500b37cd52be01 Mon Sep 17 00:00:00 2001
From: Pierre Schmitz <pierre@archlinux.de>
Date: Wed, 16 May 2007 20:58:53 +0000
Subject: Aktualisierung auf MediaWiki 1.10.0 Plugins angepasst und verbessert
 kleine Korrekturen am Design

---
 includes/SiteStats.php | 53 +++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 44 insertions(+), 9 deletions(-)

(limited to 'includes/SiteStats.php')

diff --git a/includes/SiteStats.php b/includes/SiteStats.php
index e2774a14..e320a196 100644
--- a/includes/SiteStats.php
+++ b/includes/SiteStats.php
@@ -2,7 +2,6 @@
 
 /**
  * Static accessor class for site_stats and related things
- * @package MediaWiki
  */
 class SiteStats {
 	static $row, $loaded = false;
@@ -18,17 +17,54 @@ class SiteStats {
 			return;
 		}
 
-		$dbr =& wfGetDB( DB_SLAVE );
-		self::$row = $dbr->selectRow( 'site_stats', '*', false, __METHOD__ );
+		self::$row = self::loadAndLazyInit();
 
 		# This code is somewhat schema-agnostic, because I'm changing it in a minor release -- TS
 		if ( !isset( self::$row->ss_total_pages ) && self::$row->ss_total_pages == -1 ) {
 			# Update schema
 			$u = new SiteStatsUpdate( 0, 0, 0 );
 			$u->doUpdate();
+			$dbr = wfGetDB( DB_SLAVE );
 			self::$row = $dbr->selectRow( 'site_stats', '*', false, __METHOD__ );
 		}
 	}
+	
+	static function loadAndLazyInit() {
+		wfDebug( __METHOD__ . ": reading site_stats from slave\n" );
+		$row = self::doLoad( wfGetDB( DB_SLAVE ) );
+		
+		if( $row === false ) {
+			// Might have just been initialzed during this request?
+			wfDebug( __METHOD__ . ": site_stats missing on slave\n" );
+			$row = self::doLoad( wfGetDB( DB_MASTER ) );
+		}
+		
+		if( $row === false ) {
+			// Normally the site_stats table is initialized at install time.
+			// Some manual construction scenarios may leave the table empty,
+			// however, for instance when importing from a dump into a clean
+			// schema with mwdumper.
+			wfDebug( __METHOD__ . ": initializing empty site_stats\n" );
+			
+			global $IP;
+			require_once "$IP/maintenance/initStats.inc";
+			
+			ob_start();
+			wfInitStats();
+			ob_end_clean();
+			
+			$row = self::doLoad( wfGetDB( DB_MASTER ) );
+		}
+		
+		if( $row === false ) {
+			wfDebug( __METHOD__ . ": init of site_stats failed o_O\n" );
+		}
+		return $row;
+	}
+
+	static function doLoad( $db ) {
+		return $db->selectRow( 'site_stats', '*', false, __METHOD__ );
+	}
 
 	static function views() {
 		self::load();
@@ -62,7 +98,7 @@ class SiteStats {
 
 	static function admins() {
 		if ( !isset( self::$admins ) ) {
-			$dbr =& wfGetDB( DB_SLAVE );
+			$dbr = wfGetDB( DB_SLAVE );
 			self::$admins = $dbr->selectField( 'user_groups', 'COUNT(*)', array( 'ug_group' => 'sysop' ), __METHOD__ );
 		}
 		return self::$admins;
@@ -71,7 +107,7 @@ class SiteStats {
 	static function pagesInNs( $ns ) {
 		wfProfileIn( __METHOD__ );
 		if( !isset( self::$pageCount[$ns] ) ) {
-			$dbr =& wfGetDB( DB_SLAVE );
+			$dbr = wfGetDB( DB_SLAVE );
 			$pageCount[$ns] = (int)$dbr->selectField( 'page', 'COUNT(*)', array( 'page_namespace' => $ns ), __METHOD__ );
 		}
 		wfProfileOut( __METHOD__ );
@@ -83,13 +119,12 @@ class SiteStats {
 
 /**
  *
- * @package MediaWiki
  */
 class SiteStatsUpdate {
 
 	var $mViews, $mEdits, $mGood, $mPages, $mUsers;
 
-	function SiteStatsUpdate( $views, $edits, $good, $pages = 0, $users = 0 ) {
+	function __construct( $views, $edits, $good, $pages = 0, $users = 0 ) {
 		$this->mViews = $views;
 		$this->mEdits = $edits;
 		$this->mGood = $good;
@@ -112,7 +147,7 @@ class SiteStatsUpdate {
 
 	function doUpdate() {
 		$fname = 'SiteStatsUpdate::doUpdate';
-		$dbw =& wfGetDB( DB_MASTER );
+		$dbw = wfGetDB( DB_MASTER );
 
 		# First retrieve the row just to find out which schema we're in
 		$row = $dbw->selectRow( 'site_stats', '*', false, $fname );
@@ -126,7 +161,7 @@ class SiteStatsUpdate {
 		if ( isset( $row->ss_total_pages ) ) {
 			# Update schema if required
 			if ( $row->ss_total_pages == -1 && !$this->mViews ) {
-				$dbr =& wfGetDB( DB_SLAVE, array( 'SpecialStatistics', 'vslow') );
+				$dbr = wfGetDB( DB_SLAVE, array( 'SpecialStatistics', 'vslow') );
 				list( $page, $user ) = $dbr->tableNamesN( 'page', 'user' );
 
 				$sql = "SELECT COUNT(page_namespace) AS total FROM $page";
-- 
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