Merge "Show a warning in edit preview when a template loop is detected"

[lhc/web/wiklou.git] / includes / SiteStats.php

diff --git a/includes/SiteStats.php b/includes/SiteStats.php
index 6ce1aed..ce87596 100644 (file)
--- a/includes/SiteStats.php
+++ b/includes/SiteStats.php
@@ -34,9 +34,6 @@ class SiteStats {
        /** @var bool */
        private static $loaded = false;
 
-       /** @var int */
-       private static $jobs;
-
        /** @var int[] */
        private static $pageCount = [];
 
@@ -213,24 +210,24 @@ class SiteStats {
        }
 
        /**
+        * Total number of jobs in the job queue.
         * @return int
         */
        static function jobs() {
-               if ( !isset( self::$jobs ) ) {
-                       try{
-                               self::$jobs = array_sum( JobQueueGroup::singleton()->getQueueSizes() );
-                       } catch ( JobQueueError $e ) {
-                               self::$jobs = 0;
-                       }
-                       /**
-                        * Zero rows still do single row read for row that doesn't exist,
-                        * but people are annoyed by that
-                        */
-                       if ( self::$jobs == 1 ) {
-                               self::$jobs = 0;
-                       }
-               }
-               return self::$jobs;
+               $cache = MediaWikiServices::getInstance()->getMainWANObjectCache();
+               return $cache->getWithSetCallback(
+                       $cache->makeKey( 'SiteStats', 'jobscount' ),
+                       $cache::TTL_MINUTE,
+                       function ( $oldValue, &$ttl, array &$setOpts ) {
+                               try{
+                                       $jobs = array_sum( JobQueueGroup::singleton()->getQueueSizes() );
+                               } catch ( JobQueueError $e ) {
+                                       $jobs = 0;
+                               }
+                               return $jobs;
+                       },
+                       [ 'pcTTL' => $cache::TTL_PROC_LONG ]
+               );
        }
 
        /**
@@ -296,9 +293,8 @@ class SiteStatsInit {
        private $mUsers = null, $mFiles = null;
 
        /**
-        * Constructor
         * @param bool|IDatabase $database
-        * - boolean: Whether to use the master DB
+        * - bool: Whether to use the master DB
         * - IDatabase: Database connection to use
         */
        public function __construct( $database = false ) {
@@ -383,10 +379,10 @@ class SiteStatsInit {
         * for the original initStats, but without output.
         *
         * @param IDatabase|bool $database
-        * - boolean: Whether to use the master DB
+        * - bool: Whether to use the master DB
         * - IDatabase: Database connection to use
         * @param array $options Array of options, may contain the following values
-        * - activeUsers boolean: Whether to update the number of active users (default: false)
+        * - activeUsers bool: Whether to update the number of active users (default: false)
         */
        public static function doAllAndCommit( $database, array $options = [] ) {
                $options += [ 'update' => false, 'activeUsers' => false ];