includes/Setup.php

   1 <?php
   2 /**
   3  * Include most things that's need to customize the site
   4  *
   5  * @file
   6  */
   7
   8 /**
   9  * This file is not a valid entry point, perform no further processing unless
  10  * MEDIAWIKI is defined
  11  */
  12 if ( !defined( 'MEDIAWIKI' ) ) {
  13         exit( 1 );
  14 }
  15
  16 # The main wiki script and things like database
  17 # conversion and maintenance scripts all share a
  18 # common setup of including lots of classes and
  19 # setting up a few globals.
  20 #
  21
  22 $fname = 'Setup.php';
  23 wfProfileIn( $fname );
  24
  25 // Check to see if we are at the file scope
  26 if ( !isset( $wgVersion ) ) {
  27         echo "Error, Setup.php must be included from the file scope, after DefaultSettings.php\n";
  28         die( 1 );
  29 }
  30
  31 // Set various default paths sensibly...
  32 if ( $wgScript === false ) $wgScript = "$wgScriptPath/index$wgScriptExtension";
  33 if ( $wgRedirectScript === false ) $wgRedirectScript = "$wgScriptPath/redirect$wgScriptExtension";
  34 if ( $wgLoadScript === false ) $wgLoadScript = "$wgScriptPath/load$wgScriptExtension";
  35
  36 if ( $wgArticlePath === false ) {
  37         if ( $wgUsePathInfo ) {
  38                 $wgArticlePath      = "$wgScript/$1";
  39         } else {
  40                 $wgArticlePath      = "$wgScript?title=$1";
  41         }
  42 }
  43
  44 if ( !empty($wgActionPaths) && !isset($wgActionPaths['view']) ) {
  45         # 'view' is assumed the default action path everywhere in the code
  46         # but is rarely filled in $wgActionPaths
  47         $wgActionPaths['view'] = $wgArticlePath;
  48 }
  49
  50 if ( !empty($wgActionPaths) && !isset($wgActionPaths['view']) ) {
  51         # 'view' is assumed the default action path everywhere in the code
  52         # but is rarely filled in $wgActionPaths
  53         $wgActionPaths['view'] = $wgArticlePath ;
  54 }
  55
  56 if ( $wgStylePath === false ) $wgStylePath = "$wgScriptPath/skins";
  57 if ( $wgLocalStylePath === false ) $wgLocalStylePath = "$wgScriptPath/skins";
  58 if ( $wgStyleDirectory === false ) $wgStyleDirectory   = "$IP/skins";
  59 if ( $wgExtensionAssetsPath === false ) $wgExtensionAssetsPath = "$wgScriptPath/extensions";
  60
  61 if ( $wgLogo === false ) $wgLogo = "$wgStylePath/common/images/wiki.png";
  62
  63 if ( $wgUploadPath === false ) $wgUploadPath = "$wgScriptPath/images";
  64 if ( $wgUploadDirectory === false ) $wgUploadDirectory = "$IP/images";
  65
  66 if ( $wgTmpDirectory === false ) $wgTmpDirectory = "{$wgUploadDirectory}/tmp";
  67
  68 if ( $wgReadOnlyFile === false ) $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
  69 if ( $wgFileCacheDirectory === false ) $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
  70 if ( $wgDeletedDirectory === false ) $wgDeletedDirectory = "{$wgUploadDirectory}/deleted";
  71
  72 if ( isset( $wgFileStore['deleted']['directory'] ) ) {
  73         $wgDeletedDirectory = $wgFileStore['deleted']['directory'];
  74 }
  75
  76 if ( isset( $wgFooterIcons['copyright'] ) &&
  77         isset( $wgFooterIcons['copyright']['copyright'] ) &&
  78         $wgFooterIcons['copyright']['copyright'] === array() )
  79 {
  80         if ( isset( $wgCopyrightIcon ) && $wgCopyrightIcon ) {
  81                 $wgFooterIcons['copyright']['copyright'] = $wgCopyrightIcon;
  82         } elseif ( $wgRightsIcon || $wgRightsText ) {
  83                 $wgFooterIcons['copyright']['copyright'] = array(
  84                         'url' => $wgRightsUrl,
  85                         'src' => $wgRightsIcon,
  86                         'alt' => $wgRightsText,
  87                 );
  88         } else {
  89                 unset( $wgFooterIcons['copyright']['copyright'] );
  90         }
  91 }
  92
  93 if ( isset( $wgFooterIcons['poweredby'] ) &&
  94         isset( $wgFooterIcons['poweredby']['mediawiki'] ) &&
  95         $wgFooterIcons['poweredby']['mediawiki']['src'] === null )
  96 {
  97         $wgFooterIcons['poweredby']['mediawiki']['src'] = "$wgStylePath/common/images/poweredby_mediawiki_88x31.png";
  98 }
  99
 100 /**
 101  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
 102  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
 103  *
 104  * Note that this is the definition of editinterface and it can be granted to
 105  * all users if desired.
 106  */
 107 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
 108
 109 /**
 110  * The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
 111  * and "File_talk".  The old names "Image" and "Image_talk" are
 112  * retained as aliases for backwards compatibility.
 113  */
 114 $wgNamespaceAliases['Image'] = NS_FILE;
 115 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
 116
 117 /**
 118  * Initialise $wgLocalFileRepo from backwards-compatible settings
 119  */
 120 if ( !$wgLocalFileRepo ) {
 121         if ( isset( $wgFileStore['deleted']['hash'] ) ) {
 122                 $deletedHashLevel = $wgFileStore['deleted']['hash'];
 123         } else {
 124                 $deletedHashLevel = $wgHashedUploadDirectory ? 3 : 0;
 125         }
 126         $wgLocalFileRepo = array(
 127                 'class' => 'LocalRepo',
 128                 'name' => 'local',
 129                 'directory' => $wgUploadDirectory,
 130                 'scriptDirUrl' => $wgScriptPath,
 131                 'scriptExtension' => $wgScriptExtension,
 132                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
 133                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
 134                 'thumbScriptUrl' => $wgThumbnailScriptPath,
 135                 'transformVia404' => !$wgGenerateThumbnailOnParse,
 136                 'deletedDir' => $wgDeletedDirectory,
 137                 'deletedHashLevels' => $deletedHashLevel
 138         );
 139 }
 140 /**
 141  * Initialise shared repo from backwards-compatible settings
 142  */
 143 if ( $wgUseSharedUploads ) {
 144         if ( $wgSharedUploadDBname ) {
 145                 $wgForeignFileRepos[] = array(
 146                         'class' => 'ForeignDBRepo',
 147                         'name' => 'shared',
 148                         'directory' => $wgSharedUploadDirectory,
 149                         'url' => $wgSharedUploadPath,
 150                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 151                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 152                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 153                         'dbType' => $wgDBtype,
 154                         'dbServer' => $wgDBserver,
 155                         'dbUser' => $wgDBuser,
 156                         'dbPassword' => $wgDBpassword,
 157                         'dbName' => $wgSharedUploadDBname,
 158                         'dbFlags' => ( $wgDebugDumpSql ? DBO_DEBUG : 0 ) | DBO_DEFAULT,
 159                         'tablePrefix' => $wgSharedUploadDBprefix,
 160                         'hasSharedCache' => $wgCacheSharedUploads,
 161                         'descBaseUrl' => $wgRepositoryBaseUrl,
 162                         'fetchDescription' => $wgFetchCommonsDescriptions,
 163                 );
 164         } else {
 165                 $wgForeignFileRepos[] = array(
 166                         'class' => 'FSRepo',
 167                         'name' => 'shared',
 168                         'directory' => $wgSharedUploadDirectory,
 169                         'url' => $wgSharedUploadPath,
 170                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 171                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 172                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 173                         'descBaseUrl' => $wgRepositoryBaseUrl,
 174                         'fetchDescription' => $wgFetchCommonsDescriptions,
 175                 );
 176         }
 177 }
 178 if ( $wgUseInstantCommons ) {
 179         $wgForeignFileRepos[] = array(
 180                 'class'                   => 'ForeignAPIRepo',
 181                 'name'                    => 'wikimediacommons',
 182                 'apibase'                 => 'http://commons.wikimedia.org/w/api.php',
 183                 'hashLevels'              => 2,
 184                 'fetchDescription'        => true,
 185                 'descriptionCacheExpiry'  => 43200,
 186                 'apiThumbCacheExpiry'     => 86400,
 187         );
 188 }
 189
 190 if ( is_null( $wgEnableAutoRotation ) ) {
 191         // Only enable auto-rotation when the bitmap handler can rotate
 192         $wgEnableAutoRotation = BitmapHandler::canRotate();
 193 }
 194
 195 if ( $wgRCFilterByAge ) {
 196         # # Trim down $wgRCLinkDays so that it only lists links which are valid
 197         # # as determined by $wgRCMaxAge.
 198         # # Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 199         sort( $wgRCLinkDays );
 200         for ( $i = 0; $i < count( $wgRCLinkDays ); $i++ ) {
 201                 if ( $wgRCLinkDays[$i] >= $wgRCMaxAge / ( 3600 * 24 ) ) {
 202                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i + 1, false );
 203                         break;
 204                 }
 205         }
 206 }
 207
 208 if ( $wgSkipSkin ) {
 209         $wgSkipSkins[] = $wgSkipSkin;
 210 }
 211
 212 # Set default shared prefix
 213 if ( $wgSharedPrefix === false ) {
 214         $wgSharedPrefix = $wgDBprefix;
 215 }
 216
 217 if ( !$wgCookiePrefix ) {
 218         if ( $wgSharedDB && $wgSharedPrefix && in_array( 'user', $wgSharedTables ) ) {
 219                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 220         } elseif ( $wgSharedDB && in_array( 'user', $wgSharedTables ) ) {
 221                 $wgCookiePrefix = $wgSharedDB;
 222         } elseif ( $wgDBprefix ) {
 223                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 224         } else {
 225                 $wgCookiePrefix = $wgDBname;
 226         }
 227 }
 228 $wgCookiePrefix = strtr( $wgCookiePrefix, '=,; +."\'\\[', '__________' );
 229
 230 $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 231
 232 if ( $wgMetaNamespace === false ) {
 233         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 234 }
 235
 236 /**
 237  * Definitions of the NS_ constants are in Defines.php
 238  * @private
 239  */
 240 $wgCanonicalNamespaceNames = array(
 241         NS_MEDIA            => 'Media',
 242         NS_SPECIAL          => 'Special',
 243         NS_TALK             => 'Talk',
 244         NS_USER             => 'User',
 245         NS_USER_TALK        => 'User_talk',
 246         NS_PROJECT          => 'Project',
 247         NS_PROJECT_TALK     => 'Project_talk',
 248         NS_FILE             => 'File',
 249         NS_FILE_TALK        => 'File_talk',
 250         NS_MEDIAWIKI        => 'MediaWiki',
 251         NS_MEDIAWIKI_TALK   => 'MediaWiki_talk',
 252         NS_TEMPLATE         => 'Template',
 253         NS_TEMPLATE_TALK    => 'Template_talk',
 254         NS_HELP             => 'Help',
 255         NS_HELP_TALK        => 'Help_talk',
 256         NS_CATEGORY         => 'Category',
 257         NS_CATEGORY_TALK    => 'Category_talk',
 258 );
 259
 260 /// @todo UGLY UGLY
 261 if( is_array( $wgExtraNamespaces ) ) {
 262         $wgCanonicalNamespaceNames = $wgCanonicalNamespaceNames + $wgExtraNamespaces;
 263 }
 264
 265 # These are now the same, always
 266 # To determine the user language, use $wgLang->getCode()
 267 $wgContLanguageCode = $wgLanguageCode;
 268
 269 # Easy to forget to falsify $wgShowIPinHeader for static caches.
 270 # If file cache or squid cache is on, just disable this (DWIMD).
 271 if ( $wgUseFileCache || $wgUseSquid ) {
 272         $wgShowIPinHeader = false;
 273 }
 274
 275 # $wgAllowRealName and $wgAllowUserSkin were removed in 1.16
 276 # in favor of $wgHiddenPrefs, handle b/c here
 277 if ( !$wgAllowRealName ) {
 278         $wgHiddenPrefs[] = 'realname';
 279 }
 280
 281 # Doesn't make sense to have if disabled.
 282 if ( !$wgEnotifMinorEdits ) {
 283         $wgHiddenPrefs[] = 'enotifminoredits';
 284 }
 285
 286 # $wgDisabledActions is deprecated as of 1.18
 287 foreach( $wgDisabledActions as $action ){
 288         $wgActions[$action] = false;
 289 }
 290 if( !$wgAllowPageInfo ){
 291         $wgActions['info'] = false;
 292 }
 293
 294 if ( !$wgHtml5Version && $wgHtml5 && $wgAllowRdfaAttributes ) {
 295         # see http://www.w3.org/TR/rdfa-in-html/#document-conformance
 296         if ( $wgMimeType == 'application/xhtml+xml' ) {
 297                 $wgHtml5Version = 'XHTML+RDFa 1.0';
 298         } else {
 299                 $wgHtml5Version = 'HTML+RDFa 1.0';
 300         }
 301 }
 302
 303 # Blacklisted file extensions shouldn't appear on the "allowed" list
 304 $wgFileExtensions = array_diff ( $wgFileExtensions, $wgFileBlacklist );
 305
 306 if ( $wgArticleCountMethod === null ) {
 307         $wgArticleCountMethod = $wgUseCommaCount ? 'comma' : 'link';
 308 }
 309
 310 if ( $wgInvalidateCacheOnLocalSettingsChange ) {
 311         $wgCacheEpoch = max( $wgCacheEpoch, gmdate( 'YmdHis', @filemtime( "$IP/LocalSettings.php" ) ) );
 312 }
 313
 314 if ( $wgAjaxUploadDestCheck ) {
 315         $wgAjaxExportList[] = 'SpecialUpload::ajaxGetExistsWarning';
 316 }
 317
 318 if ( $wgNewUserLog ) {
 319         # Add a new log type
 320         $wgLogTypes[]                        = 'newusers';
 321         $wgLogNames['newusers']              = 'newuserlogpage';
 322         $wgLogHeaders['newusers']            = 'newuserlogpagetext';
 323         # newusers, create, create2, autocreate
 324         $wgLogActionsHandlers['newusers/*']  = 'NewUsersLogFormatter';
 325 }
 326
 327 if ( $wgCookieSecure === 'detect' ) {
 328         $wgCookieSecure = ( substr( $wgServer, 0, 6 ) === 'https:' );
 329 }
 330
 331 MWDebug::init();
 332
 333 if ( !defined( 'MW_COMPILED' ) ) {
 334         if ( !MWInit::classExists( 'AutoLoader' ) ) {
 335                 require_once( "$IP/includes/AutoLoader.php" );
 336         }
 337
 338         wfProfileIn( $fname . '-exception' );
 339         MWExceptionHandler::installHandler();
 340         wfProfileOut( $fname . '-exception' );
 341
 342         wfProfileIn( $fname . '-includes' );
 343         require_once( "$IP/includes/normal/UtfNormalUtil.php" );
 344         require_once( "$IP/includes/GlobalFunctions.php" );
 345         require_once( "$IP/includes/ProxyTools.php" );
 346         require_once( "$IP/includes/ImageFunctions.php" );
 347         require_once( "$IP/includes/normal/UtfNormalDefines.php" );
 348         wfProfileOut( $fname . '-includes' );
 349 }
 350
 351 # Now that GlobalFunctions is loaded, set the default for $wgCanonicalServer
 352 if ( $wgCanonicalServer === false ) {
 353         $wgCanonicalServer = wfExpandUrl( $wgServer, PROTO_HTTP );
 354 }
 355
 356 wfProfileIn( $fname . '-misc1' );
 357
 358 # Raise the memory limit if it's too low
 359 wfMemoryLimit();
 360
 361 /**
 362  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 363  * that happens whenever you use a date function without the timezone being
 364  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 365  */
 366 if ( is_null( $wgLocaltimezone) ) {
 367         wfSuppressWarnings();
 368         $wgLocaltimezone = date_default_timezone_get();
 369         wfRestoreWarnings();
 370 }
 371
 372 date_default_timezone_set( $wgLocaltimezone );
 373 if( is_null( $wgLocalTZoffset ) ) {
 374         $wgLocalTZoffset = date( 'Z' ) / 60;
 375 }
 376
 377 # Useful debug output
 378 global $wgCommandLineMode;
 379 if ( $wgCommandLineMode ) {
 380         $wgRequest = new FauxRequest( array() );
 381
 382         wfDebug( "\n\nStart command line script $self\n" );
 383 } else {
 384         # Can't stub this one, it sets up $_GET and $_REQUEST in its constructor
 385         $wgRequest = new WebRequest;
 386
 387         $debug = "Start request\n\n{$_SERVER['REQUEST_METHOD']} {$wgRequest->getRequestURL()}";
 388
 389         if ( $wgDebugPrintHttpHeaders ) {
 390                 $debug .= "\nHTTP HEADERS:\n";
 391
 392                 foreach ( $wgRequest->getAllHeaders() as $name => $value ) {
 393                         $debug .= "$name: $value\n";
 394                 }
 395         }
 396         wfDebug( "$debug\n" );
 397         MWDebug::processRequest( $wgRequest );
 398 }
 399
 400 wfProfileOut( $fname . '-misc1' );
 401 wfProfileIn( $fname . '-memcached' );
 402
 403 $wgMemc = wfGetMainCache();
 404 $messageMemc = wfGetMessageCacheStorage();
 405 $parserMemc = wfGetParserCacheStorage();
 406
 407 wfDebug( 'CACHES: ' . get_class( $wgMemc ) . '[main] ' .
 408         get_class( $messageMemc ) . '[message] ' .
 409         get_class( $parserMemc ) . "[parser]\n" );
 410
 411 wfProfileOut( $fname . '-memcached' );
 412
 413 # # Most of the config is out, some might want to run hooks here.
 414 wfRunHooks( 'SetupAfterCache' );
 415
 416 wfProfileIn( $fname . '-session' );
 417
 418 # If session.auto_start is there, we can't touch session name
 419 if ( !wfIniGetBool( 'session.auto_start' ) ) {
 420         session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 421 }
 422
 423 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 424         if ( $wgRequest->checkSessionCookie() || isset( $_COOKIE[$wgCookiePrefix . 'Token'] ) ) {
 425                 wfIncrStats( 'request_with_session' );
 426                 wfSetupSession();
 427                 $wgSessionStarted = true;
 428         } else {
 429                 wfIncrStats( 'request_without_session' );
 430                 $wgSessionStarted = false;
 431         }
 432 }
 433
 434 wfProfileOut( $fname . '-session' );
 435 wfProfileIn( $fname . '-globals' );
 436
 437 $wgContLang = Language::factory( $wgLanguageCode );
 438 $wgContLang->initEncoding();
 439 $wgContLang->initContLang();
 440
 441 // Now that variant lists may be available...
 442 $wgRequest->interpolateTitle();
 443 $wgUser = RequestContext::getMain()->getUser(); # BackCompat
 444
 445 /**
 446  * @var Language
 447  */
 448 $wgLang = new StubUserLang;
 449
 450 /**
 451  * @var OutputPage
 452  */
 453 $wgOut = RequestContext::getMain()->getOutput(); # BackCompat
 454
 455 /**
 456  * @var Parser
 457  */
 458 $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], array( $wgParserConf ) );
 459
 460 if ( !is_object( $wgAuth ) ) {
 461         $wgAuth = new StubObject( 'wgAuth', 'AuthPlugin' );
 462         wfRunHooks( 'AuthPluginSetup', array( &$wgAuth ) );
 463 }
 464
 465 # Placeholders in case of DB error
 466 $wgTitle = null;
 467
 468 $wgDeferredUpdateList = array();
 469
 470 // We need to check for safe_mode, because mail() will throw an E_NOTICE
 471 // on additional parameters
 472 if( !is_null($wgAdditionalMailParams) && wfIniGetBool('safe_mode') ) {
 473         $wgAdditionalMailParams = null;
 474 }
 475
 476 wfProfileOut( $fname . '-globals' );
 477 wfProfileIn( $fname . '-extensions' );
 478
 479 # Extension setup functions for extensions other than skins
 480 # Entries should be added to this variable during the inclusion
 481 # of the extension file. This allows the extension to perform
 482 # any necessary initialisation in the fully initialised environment
 483 foreach ( $wgExtensionFunctions as $func ) {
 484         # Allow closures in PHP 5.3+
 485         if ( is_object( $func ) && $func instanceof Closure ) {
 486                 $profName = $fname . '-extensions-closure';
 487         } elseif ( is_array( $func ) ) {
 488                 if ( is_object( $func[0] ) )
 489                         $profName = $fname . '-extensions-' . get_class( $func[0] ) . '::' . $func[1];
 490                 else
 491                         $profName = $fname . '-extensions-' . implode( '::', $func );
 492         } else {
 493                 $profName = $fname . '-extensions-' . strval( $func );
 494         }
 495
 496         wfProfileIn( $profName );
 497         call_user_func( $func );
 498         wfProfileOut( $profName );
 499 }
 500
 501 wfDebug( "Fully initialised\n" );
 502 $wgFullyInitialised = true;
 503
 504 wfProfileOut( $fname . '-extensions' );
 505 wfProfileOut( $fname );