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Move the DeferredUpdates hierarchy to its own directory
[lhc/web/wiklou.git] / includes / AutoLoader.php
diff --git a/includes/AutoLoader.php b/includes/AutoLoader.php
index 8a50326..da85438 100644 (file)
--- a/includes/AutoLoader.php
+++ b/includes/AutoLoader.php
@@ -65,9 +65,6 @@ $wgAutoloadLocalClasses = array(
        'Cookie' => 'includes/Cookie.php',
        'CookieJar' => 'includes/Cookie.php',
        'CurlHttpRequest' => 'includes/HttpFunctions.php',
-       'DeferrableUpdate' => 'includes/DeferredUpdates.php',
-       'DeferredUpdates' => 'includes/DeferredUpdates.php',
-       'MWCallableUpdate' => 'includes/CallableUpdate.php',
        'DeprecatedGlobal' => 'includes/DeprecatedGlobal.php',
        'DerivativeRequest' => 'includes/WebRequest.php',
        'DiffHistoryBlob' => 'includes/HistoryBlob.php',
@@ -155,8 +152,6 @@ $wgAutoloadLocalClasses = array(
        'Licenses' => 'includes/Licenses.php',
        'Linker' => 'includes/Linker.php',
        'LinkFilter' => 'includes/LinkFilter.php',
-       'LinksUpdate' => 'includes/LinksUpdate.php',
-       'LinksDeletionUpdate' => 'includes/LinksUpdate.php',
        'LocalisationCache' => 'includes/cache/LocalisationCache.php',
        'LocalisationCache_BulkLoad' => 'includes/cache/LocalisationCache.php',
        'MagicWord' => 'includes/MagicWord.php',
@@ -212,14 +207,11 @@ $wgAutoloadLocalClasses = array(
        'RevisionList' => 'includes/RevisionList.php',
        'RSSFeed' => 'includes/Feed.php',
        'Sanitizer' => 'includes/Sanitizer.php',
-       'DataUpdate' => 'includes/DataUpdate.php',
-       'SqlDataUpdate' => 'includes/SqlDataUpdate.php',
        'ScopedCallback' => 'includes/ScopedCallback.php',
        'ScopedPHPTimeout' => 'includes/ScopedPHPTimeout.php',
        'SiteConfiguration' => 'includes/SiteConfiguration.php',
        'SiteStats' => 'includes/SiteStats.php',
        'SiteStatsInit' => 'includes/SiteStats.php',
-       'SiteStatsUpdate' => 'includes/SiteStats.php',
        'Skin' => 'includes/Skin.php',
        'SkinTemplate' => 'includes/SkinTemplate.php',
        'SpecialCreateAccount' => 'includes/SpecialPage.php',
@@ -261,7 +253,6 @@ $wgAutoloadLocalClasses = array(
        'UserCache' => 'includes/cache/UserCache.php',
        'UserMailer' => 'includes/UserMailer.php',
        'UserRightsProxy' => 'includes/UserRightsProxy.php',
-       'ViewCountUpdate' => 'includes/ViewCountUpdate.php',
        'WantedQueryPage' => 'includes/QueryPage.php',
        'WatchedItem' => 'includes/WatchedItem.php',
        'WebRequest' => 'includes/WebRequest.php',
@@ -288,21 +279,6 @@ $wgAutoloadLocalClasses = array(
        'ZipDirectoryReader' => 'includes/ZipDirectoryReader.php',
        'ZipDirectoryReaderError' => 'includes/ZipDirectoryReader.php',
 
-       # content handler
-       'AbstractContent' => 'includes/content/AbstractContent.php',
-       'ContentHandler' => 'includes/content/ContentHandler.php',
-       'Content' => 'includes/content/Content.php',
-       'CssContentHandler' => 'includes/content/CssContentHandler.php',
-       'CssContent' => 'includes/content/CssContent.php',
-       'JavaScriptContentHandler' => 'includes/content/JavaScriptContentHandler.php',
-       'JavaScriptContent' => 'includes/content/JavaScriptContent.php',
-       'MessageContent' => 'includes/content/MessageContent.php',
-       'MWContentSerializationException' => 'includes/content/ContentHandler.php',
-       'TextContentHandler' => 'includes/content/TextContentHandler.php',
-       'TextContent' => 'includes/content/TextContent.php',
-       'WikitextContentHandler' => 'includes/content/WikitextContentHandler.php',
-       'WikitextContent' => 'includes/content/WikitextContent.php',
-
        # includes/actions
        'CachedAction' => 'includes/actions/CachedAction.php',
        'CreditsAction' => 'includes/actions/CreditsAction.php',
@@ -440,7 +416,6 @@ $wgAutoloadLocalClasses = array(
        'FileDependency' => 'includes/cache/CacheDependency.php',
        'GenderCache' => 'includes/cache/GenderCache.php',
        'GlobalDependency' => 'includes/cache/CacheDependency.php',
-       'HTMLCacheUpdate' => 'includes/cache/HTMLCacheUpdate.php',
        'HTMLFileCache' => 'includes/cache/HTMLFileCache.php',
        'LinkBatch' => 'includes/cache/LinkBatch.php',
        'LinkCache' => 'includes/cache/LinkCache.php',
@@ -448,7 +423,6 @@ $wgAutoloadLocalClasses = array(
        'ObjectFileCache' => 'includes/cache/ObjectFileCache.php',
        'ProcessCacheLRU' => 'includes/cache/ProcessCacheLRU.php',
        'ResourceFileCache' => 'includes/cache/ResourceFileCache.php',
-       'SquidUpdate' => 'includes/cache/SquidUpdate.php',
        'TitleDependency' => 'includes/cache/CacheDependency.php',
        'TitleListDependency' => 'includes/cache/CacheDependency.php',
 
@@ -463,6 +437,21 @@ $wgAutoloadLocalClasses = array(
        'RedisConnectionPool' => 'includes/clientpool/RedisConnectionPool.php',
        'RedisConnRef' => 'includes/clientpool/RedisConnectionPool.php',
 
+       # includes/content
+       'AbstractContent' => 'includes/content/AbstractContent.php',
+       'ContentHandler' => 'includes/content/ContentHandler.php',
+       'Content' => 'includes/content/Content.php',
+       'CssContentHandler' => 'includes/content/CssContentHandler.php',
+       'CssContent' => 'includes/content/CssContent.php',
+       'JavaScriptContentHandler' => 'includes/content/JavaScriptContentHandler.php',
+       'JavaScriptContent' => 'includes/content/JavaScriptContent.php',
+       'MessageContent' => 'includes/content/MessageContent.php',
+       'MWContentSerializationException' => 'includes/content/ContentHandler.php',
+       'TextContentHandler' => 'includes/content/TextContentHandler.php',
+       'TextContent' => 'includes/content/TextContent.php',
+       'WikitextContentHandler' => 'includes/content/WikitextContentHandler.php',
+       'WikitextContent' => 'includes/content/WikitextContent.php',
+
        # includes/context
        'ContextSource' => 'includes/context/ContextSource.php',
        'DerivativeContext' => 'includes/context/DerivativeContext.php',
@@ -481,6 +470,7 @@ $wgAutoloadLocalClasses = array(
        'DatabaseMssql' => 'includes/db/DatabaseMssql.php',
        'DatabaseMysql' => 'includes/db/DatabaseMysql.php',
        'DatabaseMysqlBase' => 'includes/db/DatabaseMysqlBase.php',
+       'DatabaseMysqli' => 'includes/db/DatabaseMysqli.php',
        'DatabaseOracle' => 'includes/db/DatabaseOracle.php',
        'DatabasePostgres' => 'includes/db/DatabasePostgres.php',
        'DatabaseSqlite' => 'includes/db/DatabaseSqlite.php',
@@ -529,6 +519,20 @@ $wgAutoloadLocalClasses = array(
        # includes/debug
        'MWDebug' => 'includes/debug/Debug.php',
 
+       # includes/deferred
+       'DataUpdate' => 'includes/deferred/DataUpdate.php',
+       'DeferrableUpdate' => 'includes/deferred/DeferredUpdates.php',
+       'DeferredUpdates' => 'includes/deferred/DeferredUpdates.php',
+       'HTMLCacheUpdate' => 'includes/deferred/HTMLCacheUpdate.php',
+       'LinksDeletionUpdate' => 'includes/deferred/LinksUpdate.php',
+       'LinksUpdate' => 'includes/deferred/LinksUpdate.php',
+       'MWCallableUpdate' => 'includes/deferred/CallableUpdate.php',
+       'SearchUpdate' => 'includes/deferred/SearchUpdate.php',
+       'SiteStatsUpdate' => 'includes/deferred/SiteStatsUpdate.php',
+       'SqlDataUpdate' => 'includes/deferred/SqlDataUpdate.php',
+       'SquidUpdate' => 'includes/deferred/SquidUpdate.php',
+       'ViewCountUpdate' => 'includes/deferred/ViewCountUpdate.php',
+
        # includes/diff
        '_DiffEngine' => 'includes/diff/DairikiDiff.php',
        '_DiffOp' => 'includes/diff/DairikiDiff.php',
@@ -850,6 +854,7 @@ $wgAutoloadLocalClasses = array(
 
        # includes/rcfeed
        'RCFeedEngine' => 'includes/rcfeed/RCFeedEngine.php',
+       'RedisPubSubFeedEngine' => 'includes/rcfeed/RedisPubSubFeedEngine.php',
        'UDPRCFeedEngine' => 'includes/rcfeed/UDPRCFeedEngine.php',
        'RCFeedFormatter' => 'includes/rcfeed/RCFeedFormatter.php',
        'IRCColourfulRCFeedFormatter' => 'includes/rcfeed/IRCColourfulRCFeedFormatter.php',
@@ -907,7 +912,6 @@ $wgAutoloadLocalClasses = array(
        'SearchResultSet' => 'includes/search/SearchEngine.php',
        'SearchResultTooMany' => 'includes/search/SearchEngine.php',
        'SearchSqlite' => 'includes/search/SearchSqlite.php',
-       'SearchUpdate' => 'includes/search/SearchUpdate.php',
        'SqliteSearchResultSet' => 'includes/search/SearchSqlite.php',
        'SqlSearchResultSet' => 'includes/search/SearchEngine.php',
 
@@ -972,7 +976,6 @@ $wgAutoloadLocalClasses = array(
        'SpecialBlankpage' => 'includes/specials/SpecialBlankpage.php',
        'SpecialBlock' => 'includes/specials/SpecialBlock.php',
        'SpecialBlockList' => 'includes/specials/SpecialBlockList.php',
-       'SpecialBlockme' => 'includes/specials/SpecialBlockme.php',
        'SpecialBookSources' => 'includes/specials/SpecialBooksources.php',
        'SpecialCachedPage' => 'includes/specials/SpecialCachedPage.php',
        'SpecialCategories' => 'includes/specials/SpecialCategories.php',
@@ -1135,6 +1138,8 @@ $wgAutoloadLocalClasses = array(
 );
 
 class AutoLoader {
+       static $autoloadLocalClassesLower = null;
+
        /**
         * autoload - take a class name and attempt to load it
         *
@@ -1144,7 +1149,8 @@ class AutoLoader {
         * as well.
         */
        static function autoload( $className ) {
-               global $wgAutoloadClasses, $wgAutoloadLocalClasses;
+               global $wgAutoloadClasses, $wgAutoloadLocalClasses,
+                       $wgAutoloadAttemptLowercase;
 
                // Workaround for PHP bug <https://bugs.php.net/bug.php?id=49143> (5.3.2. is broken, it's
                // fixed in 5.3.6). Strip leading backslashes from class names. When namespaces are used,
@@ -1159,26 +1165,37 @@ class AutoLoader {
                        $filename = $wgAutoloadLocalClasses[$className];
                } elseif ( isset( $wgAutoloadClasses[$className] ) ) {
                        $filename = $wgAutoloadClasses[$className];
-               } else {
-                       # Try a different capitalisation
-                       # The case can sometimes be wrong when unserializing PHP 4 objects
+               } elseif ( $wgAutoloadAttemptLowercase ) {
+                       /*
+                        * Try a different capitalisation.
+                        *
+                        * PHP 4 objects are always serialized with the classname coerced to lowercase,
+                        * and we are plagued with several legacy uses created by MediaWiki < 1.5, see
+                        * https://wikitech.wikimedia.org/wiki/Text_storage_data
+                        */
                        $filename = false;
                        $lowerClass = strtolower( $className );
 
-                       foreach ( $wgAutoloadLocalClasses as $class2 => $file2 ) {
-                               if ( strtolower( $class2 ) == $lowerClass ) {
-                                       $filename = $file2;
-                               }
+                       if ( self::$autoloadLocalClassesLower === null ) {
+                               self::$autoloadLocalClassesLower = array_change_key_case( $wgAutoloadLocalClasses, CASE_LOWER );
                        }
 
-                       if ( !$filename ) {
+                       if ( isset( self::$autoloadLocalClassesLower[$lowerClass] ) ) {
                                if ( function_exists( 'wfDebug' ) ) {
-                                       wfDebug( "Class {$className} not found; skipped loading\n" );
+                                       wfDebug( "Class {$className} was loaded using incorrect case.\n" );
                                }
+                               $filename = self::$autoloadLocalClassesLower[$lowerClass];
+                       }
+               }
 
-                               # Give up
-                               return false;
+               if ( !$filename ) {
+                       if ( function_exists( 'wfDebug' ) ) {
+                               # FIXME: This is not very polite.  Assume we do not manage the class.
+                               wfDebug( "Class {$className} not found; skipped loading\n" );
                        }
+
+                       # Give up
+                       return false;
                }
 
                # Make an absolute path, this improves performance by avoiding some stat calls
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