For wikis with $wgMiserMode off, update activeuser count daily rather than per page...

diff --git a/includes/specials/SpecialStatistics.php b/includes/specials/SpecialStatistics.php
index ea2b5be..6e88a09 100644 (file)
--- a/includes/specials/SpecialStatistics.php
+++ b/includes/specials/SpecialStatistics.php
@@ -23,7 +23,7 @@ class SpecialStatistics extends SpecialPage {
        }
        
        public function execute( $par ) {
-               global $wgOut, $wgRequest, $wgMessageCache;
+               global $wgOut, $wgRequest, $wgMessageCache, $wgMemc;
                global $wgDisableCounters, $wgMiserMode;
                $wgMessageCache->loadAllMessages();
                
@@ -48,8 +48,13 @@ class SpecialStatistics extends SpecialPage {
                
                # Set active user count
                if( !$wgMiserMode ) {
-                       $dbw = wfGetDB( DB_MASTER );
-                       SiteStatsUpdate::cacheUpdate( $dbw );
+                       $key = wfMemcKey( 'sitestats', 'activeusers-updated' );
+                       // Re-calculate the count if the last tally is old...
+                       if( !$wgMemc->get($key) ) {
+                               $dbw = wfGetDB( DB_MASTER );
+                               SiteStatsUpdate::cacheUpdate( $dbw );
+                               $wgMemc->set( $key, '1', 24*3600 ); // don't update for 1 day
+                       }
                }
        
                # Do raw output