Merge "Clarify -{ => {{ transition"

[lhc/web/wiklou.git] / includes / externalstore / ExternalStoreDB.php

diff --git a/includes/externalstore/ExternalStoreDB.php b/includes/externalstore/ExternalStoreDB.php
index e5d36e1..5edb4b2 100644 (file)
--- a/includes/externalstore/ExternalStoreDB.php
+++ b/includes/externalstore/ExternalStoreDB.php
@@ -20,13 +20,14 @@
  * @file
  */
 
+use MediaWiki\MediaWikiServices;
 use Wikimedia\Rdbms\LoadBalancer;
 use Wikimedia\Rdbms\IDatabase;
 use Wikimedia\Rdbms\DBConnRef;
 use Wikimedia\Rdbms\MaintainableDBConnRef;
 
 /**
- * DB accessable external objects.
+ * DB accessible external objects.
  *
  * In this system, each store "location" maps to a database "cluster".
  * The clusters must be defined in the normal LBFactory configuration.
@@ -103,6 +104,10 @@ class ExternalStoreDB extends ExternalStoreMedium {
                return "DB://$location/$id";
        }
 
+       public function isReadOnly( $location ) {
+               return ( $this->getLoadBalancer( $location )->getReadOnlyReason() !== false );
+       }
+
        /**
         * Get a LoadBalancer for the specified cluster
         *
@@ -110,7 +115,8 @@ class ExternalStoreDB extends ExternalStoreMedium {
         * @return LoadBalancer
         */
        private function getLoadBalancer( $cluster ) {
-               return wfGetLBFactory()->getExternalLB( $cluster );
+               $lbFactory = MediaWikiServices::getInstance()->getDBLoadBalancerFactory();
+               return $lbFactory->getExternalLB( $cluster );
        }
 
        /**