resourceloader: Add $conf parameter to the 'ResourceLoaderGetConfigVars' hook

[lhc/web/wiklou.git] / includes / resourceloader / ResourceLoaderStartUpModule.php

diff --git a/includes/resourceloader/ResourceLoaderStartUpModule.php b/includes/resourceloader/ResourceLoaderStartUpModule.php
index 8f026dc..9f583a5 100644 (file)
--- a/includes/resourceloader/ResourceLoaderStartUpModule.php
+++ b/includes/resourceloader/ResourceLoaderStartUpModule.php
@@ -42,6 +42,15 @@ use MediaWiki\MediaWikiServices;
 class ResourceLoaderStartUpModule extends ResourceLoaderModule {
        protected $targets = [ 'desktop', 'mobile' ];
 
+       private $groupIds = [
+               // These reserved numbers MUST start at 0 and not skip any. These are preset
+               // for forward compatiblity so that they can be safely referenced by mediawiki.js,
+               // even when the code is cached and the order of registrations (and implicit
+               // group ids) changes between versions of the software.
+               'user' => 0,
+               'private' => 1,
+       ];
+
        /**
         * @param ResourceLoaderContext $context
         * @return array
@@ -95,6 +104,7 @@ class ResourceLoaderStartUpModule extends ResourceLoaderModule {
                        'wgContentNamespaces' => $nsInfo->getContentNamespaces(),
                        'wgSiteName' => $conf->get( 'Sitename' ),
                        'wgDBname' => $conf->get( 'DBname' ),
+                       'wgWikiID' => WikiMap::getWikiIdFromDbDomain( WikiMap::getCurrentWikiDbDomain() ),
                        'wgExtraSignatureNamespaces' => $conf->get( 'ExtraSignatureNamespaces' ),
                        'wgExtensionAssetsPath' => $conf->get( 'ExtensionAssetsPath' ),
                        // MediaWiki sets cookies to have this prefix by default
@@ -111,7 +121,7 @@ class ResourceLoaderStartUpModule extends ResourceLoaderModule {
                        'wgCommentCodePointLimit' => CommentStore::COMMENT_CHARACTER_LIMIT,
                ];
 
-               Hooks::run( 'ResourceLoaderGetConfigVars', [ &$vars, $skin ] );
+               Hooks::run( 'ResourceLoaderGetConfigVars', [ &$vars, $skin, $conf ] );
 
                return $vars;
        }
@@ -282,7 +292,7 @@ class ResourceLoaderStartUpModule extends ResourceLoaderModule {
                                $states[$name] = 'error';
                        }
 
-                       if ( $versionHash !== '' && strlen( $versionHash ) !== 7 ) {
+                       if ( $versionHash !== '' && strlen( $versionHash ) !== ResourceLoader::HASH_LENGTH ) {
                                $e = new RuntimeException( "Badly formatted module version hash" );
                                $resourceLoader->outputErrorAndLog( $e,
                                                "Module '{module}' produced an invalid version hash: '{version}'.",
@@ -304,7 +314,7 @@ class ResourceLoaderStartUpModule extends ResourceLoaderModule {
                        $registryData[$name] = [
                                'version' => $versionHash,
                                'dependencies' => $module->getDependencies( $context ),
-                               'group' => $module->getGroup(),
+                               'group' => $this->getGroupId( $module->getGroup() ),
                                'source' => $module->getSource(),
                                'skip' => $skipFunction,
                        ];
@@ -340,6 +350,18 @@ class ResourceLoaderStartUpModule extends ResourceLoaderModule {
                return $out;
        }
 
+       private function getGroupId( $groupName ) {
+               if ( $groupName === null ) {
+                       return null;
+               }
+
+               if ( !array_key_exists( $groupName, $this->groupIds ) ) {
+                       $this->groupIds[$groupName] = count( $this->groupIds );
+               }
+
+               return $this->groupIds[$groupName];
+       }
+
        /**
         * Base modules implicitly available to all modules.
         *
@@ -416,6 +438,8 @@ class ResourceLoaderStartUpModule extends ResourceLoaderModule {
                        ),
                        '$VARS.storeKey' => ResourceLoader::encodeJsonForScript( $this->getStoreKey() ),
                        '$VARS.storeVary' => ResourceLoader::encodeJsonForScript( $this->getStoreVary( $context ) ),
+                       '$VARS.groupUser' => ResourceLoader::encodeJsonForScript( $this->getGroupId( 'user' ) ),
+                       '$VARS.groupPrivate' => ResourceLoader::encodeJsonForScript( $this->getGroupId( 'private' ) ),
                ];
                $profilerStubs = [
                        '$CODE.profileExecuteStart();' => 'mw.loader.profiler.onExecuteStart( module );',