includes/Setup.php

   1 <?php
   2 /**
   3  * Include most things that's need to customize the site
   4  */
   5
   6 /**
   7  * This file is not a valid entry point, perform no further processing unless
   8  * MEDIAWIKI is defined
   9  */
  10 if( !defined( 'MEDIAWIKI' ) ) {
  11         echo "This file is part of MediaWiki, it is not a valid entry point.\n";
  12         exit( 1 );
  13 }
  14
  15 # The main wiki script and things like database
  16 # conversion and maintenance scripts all share a
  17 # common setup of including lots of classes and
  18 # setting up a few globals.
  19 #
  20
  21 $fname = 'Setup.php';
  22 wfProfileIn( $fname );
  23
  24 // Check to see if we are at the file scope
  25 if ( !isset( $wgVersion ) ) {
  26         echo "Error, Setup.php must be included from the file scope, after DefaultSettings.php\n";
  27         die( 1 );
  28 }
  29
  30 // Set various default paths sensibly...
  31 if( $wgScript === false ) $wgScript = "$wgScriptPath/index$wgScriptExtension";
  32 if( $wgRedirectScript === false ) $wgRedirectScript = "$wgScriptPath/redirect$wgScriptExtension";
  33
  34 if( $wgArticlePath === false ) {
  35         if( $wgUsePathInfo ) {
  36                 $wgArticlePath      = "$wgScript/$1";
  37         } else {
  38                 $wgArticlePath      = "$wgScript?title=$1";
  39         }
  40 }
  41
  42 if( $wgStylePath === false ) $wgStylePath = "$wgScriptPath/skins";
  43 if( $wgStyleDirectory === false) $wgStyleDirectory   = "$IP/skins";
  44
  45 if( $wgLogo === false ) $wgLogo = "$wgStylePath/common/images/wiki.png";
  46
  47 if( $wgUploadPath === false ) $wgUploadPath = "$wgScriptPath/images";
  48 if( $wgUploadDirectory === false ) $wgUploadDirectory = "$IP/images";
  49
  50 if( $wgMathPath === false ) $wgMathPath = "{$wgUploadPath}/math";
  51 if( $wgMathDirectory === false ) $wgMathDirectory = "{$wgUploadDirectory}/math";
  52 if( $wgTmpDirectory === false ) $wgTmpDirectory = "{$wgUploadDirectory}/tmp";
  53
  54 if( $wgReadOnlyFile === false ) $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
  55 if( $wgFileCacheDirectory === false ) $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
  56
  57 if ( empty( $wgFileStore['deleted']['directory'] ) ) {
  58         $wgFileStore['deleted']['directory'] = "{$wgUploadDirectory}/deleted";
  59 }
  60
  61 /**
  62  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
  63  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
  64  *
  65  * Note that this is the definition of editinterface and it can be granted to
  66  * all users if desired.
  67  */
  68 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
  69
  70 /**
  71  * Initialise $wgLocalFileRepo from backwards-compatible settings
  72  */
  73 if ( !$wgLocalFileRepo ) {
  74         $wgLocalFileRepo = array(
  75                 'class' => 'LocalRepo',
  76                 'name' => 'local',
  77                 'directory' => $wgUploadDirectory,
  78                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
  79                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
  80                 'thumbScriptUrl' => $wgThumbnailScriptPath,
  81                 'transformVia404' => !$wgGenerateThumbnailOnParse,
  82                 'initialCapital' => $wgCapitalLinks,
  83                 'deletedDir' => $wgFileStore['deleted']['directory'],
  84                 'deletedHashLevels' => $wgFileStore['deleted']['hash']
  85         );
  86 }
  87 /**
  88  * Initialise shared repo from backwards-compatible settings
  89  */
  90 if ( $wgUseSharedUploads ) {
  91         if ( $wgSharedUploadDBname ) {
  92                 $wgForeignFileRepos[] = array(
  93                         'class' => 'ForeignDBRepo',
  94                         'name' => 'shared',
  95                         'directory' => $wgSharedUploadDirectory,
  96                         'url' => $wgSharedUploadPath,
  97                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
  98                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
  99                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 100                         'dbType' => $wgDBtype,
 101                         'dbServer' => $wgDBserver,
 102                         'dbUser' => $wgDBuser,
 103                         'dbPassword' => $wgDBpassword,
 104                         'dbName' => $wgSharedUploadDBname,
 105                         'dbFlags' => ($wgDebugDumpSql ? DBO_DEBUG : 0) | DBO_DEFAULT,
 106                         'tablePrefix' => $wgSharedUploadDBprefix,
 107                         'hasSharedCache' => $wgCacheSharedUploads,
 108                         'descBaseUrl' => $wgRepositoryBaseUrl,
 109                         'fetchDescription' => $wgFetchCommonsDescriptions,
 110                 );
 111         } else {
 112                 $wgForeignFileRepos[] = array(
 113                         'class' => 'FSRepo',
 114                         'name' => 'shared',
 115                         'directory' => $wgSharedUploadDirectory,
 116                         'url' => $wgSharedUploadPath,
 117                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 118                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 119                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 120                         'descBaseUrl' => $wgRepositoryBaseUrl,
 121                         'fetchDescription' => $wgFetchCommonsDescriptions,
 122                 );
 123         }
 124 }
 125
 126 /**
 127  * Workaround for http://bugs.php.net/bug.php?id=45132
 128  * escapeshellarg() destroys non-ASCII characters if LANG is not a UTF-8 locale
 129  */
 130 putenv( 'LC_CTYPE=en_US.UTF-8' );
 131 setlocale( LC_CTYPE, 'en_US.UTF-8' );
 132
 133 if ( !class_exists( 'AutoLoader' ) ) {
 134         require_once( "$IP/includes/AutoLoader.php" );
 135 }
 136
 137 wfProfileIn( $fname.'-exception' );
 138 require_once( "$IP/includes/Exception.php" );
 139 wfInstallExceptionHandler();
 140 wfProfileOut( $fname.'-exception' );
 141
 142 wfProfileIn( $fname.'-includes' );
 143 require_once( "$IP/includes/GlobalFunctions.php" );
 144 require_once( "$IP/includes/Hooks.php" );
 145 require_once( "$IP/includes/Namespace.php" );
 146 require_once( "$IP/includes/ProxyTools.php" );
 147 require_once( "$IP/includes/ObjectCache.php" );
 148 require_once( "$IP/includes/ImageFunctions.php" );
 149 require_once( "$IP/includes/StubObject.php" );
 150 wfProfileOut( $fname.'-includes' );
 151 wfProfileIn( $fname.'-misc1' );
 152
 153
 154 $wgIP = false; # Load on demand
 155 # Can't stub this one, it sets up $_GET and $_REQUEST in its constructor
 156 $wgRequest = new WebRequest;
 157 if ( function_exists( 'posix_uname' ) ) {
 158         $wguname = posix_uname();
 159         $wgNodeName = $wguname['nodename'];
 160 } else {
 161         $wgNodeName = '';
 162 }
 163
 164 # Useful debug output
 165 if ( $wgCommandLineMode ) {
 166         wfDebug( "\n\nStart command line script $self\n" );
 167 } elseif ( function_exists( 'getallheaders' ) ) {
 168         wfDebug( "\n\nStart request\n" );
 169         wfDebug( $_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'] . "\n" );
 170         $headers = getallheaders();
 171         foreach ($headers as $name => $value) {
 172                 wfDebug( "$name: $value\n" );
 173         }
 174         wfDebug( "\n" );
 175 } elseif( isset( $_SERVER['REQUEST_URI'] ) ) {
 176         wfDebug( $_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'] . "\n" );
 177 }
 178
 179 if( $wgRCFilterByAge ) {
 180         ## Trim down $wgRCLinkDays so that it only lists links which are valid
 181         ## as determined by $wgRCMaxAge.
 182         ## Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 183         sort($wgRCLinkDays);
 184         for( $i = 0; $i < count($wgRCLinkDays); $i++ ) {
 185                 if( $wgRCLinkDays[$i] >= $wgRCMaxAge / ( 3600 * 24 ) ) {
 186                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i+1, false );
 187                         break;
 188                 }
 189         }
 190 }
 191
 192 if ( $wgSkipSkin ) {
 193         $wgSkipSkins[] = $wgSkipSkin;
 194 }
 195
 196 $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 197
 198 if($wgMetaNamespace === FALSE) {
 199         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 200 }
 201
 202 # These are now the same, always
 203 # To determine the user language, use $wgLang->getCode()
 204 $wgContLanguageCode = $wgLanguageCode;
 205
 206 wfProfileOut( $fname.'-misc1' );
 207 wfProfileIn( $fname.'-memcached' );
 208
 209 $wgMemc =& wfGetMainCache();
 210 $messageMemc =& wfGetMessageCacheStorage();
 211 $parserMemc =& wfGetParserCacheStorage();
 212
 213 wfDebug( 'Main cache: ' . get_class( $wgMemc ) .
 214         "\nMessage cache: " . get_class( $messageMemc ) .
 215         "\nParser cache: " . get_class( $parserMemc ) . "\n" );
 216
 217 wfProfileOut( $fname.'-memcached' );
 218 wfProfileIn( $fname.'-SetupSession' );
 219
 220 # Set default shared prefix
 221 if( $wgSharedPrefix === false ) $wgSharedPrefix = $wgDBprefix;
 222
 223 if( !$wgCookiePrefix ) {
 224         if ( in_array('user', $wgSharedTables) && $wgSharedDB && $wgSharedPrefix ) {
 225                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 226         } elseif ( in_array('user', $wgSharedTables) && $wgSharedDB ) {
 227                 $wgCookiePrefix = $wgSharedDB;
 228         } elseif ( $wgDBprefix ) {
 229                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 230         } else {
 231                 $wgCookiePrefix = $wgDBname;
 232         }
 233 }
 234 $wgCookiePrefix = strtr($wgCookiePrefix, "=,; +.\"'\\[", "__________");
 235
 236 # If session.auto_start is there, we can't touch session name
 237 #
 238 if( !wfIniGetBool( 'session.auto_start' ) )
 239         session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 240
 241 if( !$wgCommandLineMode && ( $wgRequest->checkSessionCookie() || isset( $_COOKIE[$wgCookiePrefix.'Token'] ) ) ) {
 242         wfIncrStats( 'request_with_session' );
 243         wfSetupSession();
 244         $wgSessionStarted = true;
 245 } else {
 246         wfIncrStats( 'request_without_session' );
 247         $wgSessionStarted = false;
 248 }
 249
 250 wfProfileOut( $fname.'-SetupSession' );
 251 wfProfileIn( $fname.'-globals' );
 252
 253 $wgContLang = new StubContLang;
 254
 255 // Now that variant lists may be available...
 256 $wgRequest->interpolateTitle();
 257
 258 $wgUser = new StubUser;
 259 $wgLang = new StubUserLang;
 260 $wgOut = new StubObject( 'wgOut', 'OutputPage' );
 261 $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], array( $wgParserConf ) );
 262
 263 $wgMessageCache = new StubObject( 'wgMessageCache', 'MessageCache',
 264         array( $messageMemc, $wgUseDatabaseMessages, $wgMsgCacheExpiry, wfWikiID() ) );
 265
 266 wfProfileOut( $fname.'-globals' );
 267 wfProfileIn( $fname.'-User' );
 268
 269 # Skin setup functions
 270 # Entries can be added to this variable during the inclusion
 271 # of the extension file. Skins can then perform any necessary initialisation.
 272 #
 273 foreach ( $wgSkinExtensionFunctions as $func ) {
 274         call_user_func( $func );
 275 }
 276
 277 if( !is_object( $wgAuth ) ) {
 278         $wgAuth = new StubObject( 'wgAuth', 'AuthPlugin' );
 279         wfRunHooks( 'AuthPluginSetup', array( &$wgAuth ) );
 280 }
 281
 282 wfProfileOut( $fname.'-User' );
 283
 284 wfProfileIn( $fname.'-misc2' );
 285
 286 $wgDeferredUpdateList = array();
 287 $wgPostCommitUpdateList = array();
 288
 289 if ( $wgAjaxWatch ) $wgAjaxExportList[] = 'wfAjaxWatch';
 290 if ( $wgAjaxUploadDestCheck ) $wgAjaxExportList[] = 'UploadForm::ajaxGetExistsWarning';
 291 if( $wgAjaxLicensePreview )
 292         $wgAjaxExportList[] = 'UploadForm::ajaxGetLicensePreview';
 293
 294 # Placeholders in case of DB error
 295 $wgTitle = null;
 296 $wgArticle = null;
 297
 298 wfProfileOut( $fname.'-misc2' );
 299 wfProfileIn( $fname.'-extensions' );
 300
 301 # Extension setup functions for extensions other than skins
 302 # Entries should be added to this variable during the inclusion
 303 # of the extension file. This allows the extension to perform
 304 # any necessary initialisation in the fully initialised environment
 305 foreach ( $wgExtensionFunctions as $func ) {
 306         $profName = $fname.'-extensions-'.strval( $func );
 307         wfProfileIn( $profName );
 308         call_user_func( $func );
 309         wfProfileOut( $profName );
 310 }
 311
 312 // For compatibility
 313 wfRunHooks( 'LogPageValidTypes', array( &$wgLogTypes ) );
 314 wfRunHooks( 'LogPageLogName', array( &$wgLogNames ) );
 315 wfRunHooks( 'LogPageLogHeader', array( &$wgLogHeaders ) );
 316 wfRunHooks( 'LogPageActionText', array( &$wgLogActions ) );
 317
 318
 319 wfDebug( "Fully initialised\n" );
 320 $wgFullyInitialised = true;
 321 wfProfileOut( $fname.'-extensions' );
 322 wfProfileOut( $fname );