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 $wgLockManagers to include basic FS version
 119  */
 120 $wgLockManagers[] = array(
 121         'name'          => 'fsLockManager',
 122         'class'         => 'FSLockManager',
 123         'lockDirectory' => "{$wgUploadDirectory}/lockdir",
 124 );
 125 $wgLockManagers[] = array(
 126         'name'          => 'nullLockManager',
 127         'class'         => 'NullLockManager',
 128 );
 129
 130 /**
 131  * Initialise $wgLocalFileRepo from backwards-compatible settings
 132  */
 133 if ( !$wgLocalFileRepo ) {
 134         if ( isset( $wgFileStore['deleted']['hash'] ) ) {
 135                 $deletedHashLevel = $wgFileStore['deleted']['hash'];
 136         } else {
 137                 $deletedHashLevel = $wgHashedUploadDirectory ? 3 : 0;
 138         }
 139         $wgLocalFileRepo = array(
 140                 'class' => 'LocalRepo',
 141                 'name' => 'local',
 142                 'directory' => $wgUploadDirectory,
 143                 'scriptDirUrl' => $wgScriptPath,
 144                 'scriptExtension' => $wgScriptExtension,
 145                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
 146                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
 147                 'thumbScriptUrl' => $wgThumbnailScriptPath,
 148                 'transformVia404' => !$wgGenerateThumbnailOnParse,
 149                 'deletedDir' => $wgDeletedDirectory,
 150                 'deletedHashLevels' => $deletedHashLevel
 151         );
 152 }
 153 /**
 154  * Initialise shared repo from backwards-compatible settings
 155  */
 156 if ( $wgUseSharedUploads ) {
 157         if ( $wgSharedUploadDBname ) {
 158                 $wgForeignFileRepos[] = array(
 159                         'class' => 'ForeignDBRepo',
 160                         'name' => 'shared',
 161                         'directory' => $wgSharedUploadDirectory,
 162                         'url' => $wgSharedUploadPath,
 163                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 164                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 165                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 166                         'dbType' => $wgDBtype,
 167                         'dbServer' => $wgDBserver,
 168                         'dbUser' => $wgDBuser,
 169                         'dbPassword' => $wgDBpassword,
 170                         'dbName' => $wgSharedUploadDBname,
 171                         'dbFlags' => ( $wgDebugDumpSql ? DBO_DEBUG : 0 ) | DBO_DEFAULT,
 172                         'tablePrefix' => $wgSharedUploadDBprefix,
 173                         'hasSharedCache' => $wgCacheSharedUploads,
 174                         'descBaseUrl' => $wgRepositoryBaseUrl,
 175                         'fetchDescription' => $wgFetchCommonsDescriptions,
 176                 );
 177         } else {
 178                 $wgForeignFileRepos[] = array(
 179                         'class' => 'FileRepo',
 180                         'name' => 'shared',
 181                         'directory' => $wgSharedUploadDirectory,
 182                         'url' => $wgSharedUploadPath,
 183                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 184                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 185                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 186                         'descBaseUrl' => $wgRepositoryBaseUrl,
 187                         'fetchDescription' => $wgFetchCommonsDescriptions,
 188                 );
 189         }
 190 }
 191 if ( $wgUseInstantCommons ) {
 192         $wgForeignFileRepos[] = array(
 193                 'class'                   => 'ForeignAPIRepo',
 194                 'name'                    => 'wikimediacommons',
 195                 'apibase'                 => '//commons.wikimedia.org/w/api.php',
 196                 'hashLevels'              => 2,
 197                 'fetchDescription'        => true,
 198                 'descriptionCacheExpiry'  => 43200,
 199                 'apiThumbCacheExpiry'     => 86400,
 200         );
 201 }
 202 /*
 203  * Add on default file backend config for file repos.
 204  * FileBackendGroup will handle initializing the backends.
 205  */
 206 if ( !isset( $wgLocalFileRepo['backend'] ) ) {
 207         $wgLocalFileRepo['backend'] = $wgLocalFileRepo['name'] . '-backend';
 208 }
 209 foreach ( $wgForeignFileRepos as &$repo ) {
 210         if ( !isset( $repo['directory'] ) && $repo['class'] === 'ForeignAPIRepo' ) {
 211                 $repo['directory'] = $wgUploadDirectory; // b/c
 212         }
 213         if ( !isset( $repo['backend'] ) ) {
 214                 $repo['backend'] = $repo['name'] . '-backend';
 215         }
 216 }
 217 unset( $repo ); // no global pollution; destroy reference
 218
 219 if ( is_null( $wgEnableAutoRotation ) ) {
 220         // Only enable auto-rotation when the bitmap handler can rotate
 221         $wgEnableAutoRotation = BitmapHandler::canRotate();
 222 }
 223
 224 if ( $wgRCFilterByAge ) {
 225         # # Trim down $wgRCLinkDays so that it only lists links which are valid
 226         # # as determined by $wgRCMaxAge.
 227         # # Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 228         sort( $wgRCLinkDays );
 229         for ( $i = 0; $i < count( $wgRCLinkDays ); $i++ ) {
 230                 if ( $wgRCLinkDays[$i] >= $wgRCMaxAge / ( 3600 * 24 ) ) {
 231                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i + 1, false );
 232                         break;
 233                 }
 234         }
 235 }
 236
 237 if ( $wgSkipSkin ) {
 238         $wgSkipSkins[] = $wgSkipSkin;
 239 }
 240
 241 # Set default shared prefix
 242 if ( $wgSharedPrefix === false ) {
 243         $wgSharedPrefix = $wgDBprefix;
 244 }
 245
 246 if ( !$wgCookiePrefix ) {
 247         if ( $wgSharedDB && $wgSharedPrefix && in_array( 'user', $wgSharedTables ) ) {
 248                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 249         } elseif ( $wgSharedDB && in_array( 'user', $wgSharedTables ) ) {
 250                 $wgCookiePrefix = $wgSharedDB;
 251         } elseif ( $wgDBprefix ) {
 252                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 253         } else {
 254                 $wgCookiePrefix = $wgDBname;
 255         }
 256 }
 257 $wgCookiePrefix = strtr( $wgCookiePrefix, '=,; +."\'\\[', '__________' );
 258
 259 $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 260
 261 if ( $wgMetaNamespace === false ) {
 262         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 263 }
 264
 265 /**
 266  * Definitions of the NS_ constants are in Defines.php
 267  * @private
 268  */
 269 $wgCanonicalNamespaceNames = array(
 270         NS_MEDIA            => 'Media',
 271         NS_SPECIAL          => 'Special',
 272         NS_TALK             => 'Talk',
 273         NS_USER             => 'User',
 274         NS_USER_TALK        => 'User_talk',
 275         NS_PROJECT          => 'Project',
 276         NS_PROJECT_TALK     => 'Project_talk',
 277         NS_FILE             => 'File',
 278         NS_FILE_TALK        => 'File_talk',
 279         NS_MEDIAWIKI        => 'MediaWiki',
 280         NS_MEDIAWIKI_TALK   => 'MediaWiki_talk',
 281         NS_TEMPLATE         => 'Template',
 282         NS_TEMPLATE_TALK    => 'Template_talk',
 283         NS_HELP             => 'Help',
 284         NS_HELP_TALK        => 'Help_talk',
 285         NS_CATEGORY         => 'Category',
 286         NS_CATEGORY_TALK    => 'Category_talk',
 287 );
 288
 289 /// @todo UGLY UGLY
 290 if( is_array( $wgExtraNamespaces ) ) {
 291         $wgCanonicalNamespaceNames = $wgCanonicalNamespaceNames + $wgExtraNamespaces;
 292 }
 293
 294 # These are now the same, always
 295 # To determine the user language, use $wgLang->getCode()
 296 $wgContLanguageCode = $wgLanguageCode;
 297
 298 # Easy to forget to falsify $wgShowIPinHeader for static caches.
 299 # If file cache or squid cache is on, just disable this (DWIMD).
 300 if ( $wgUseFileCache || $wgUseSquid ) {
 301         $wgShowIPinHeader = false;
 302 }
 303
 304 # $wgAllowRealName and $wgAllowUserSkin were removed in 1.16
 305 # in favor of $wgHiddenPrefs, handle b/c here
 306 if ( !$wgAllowRealName ) {
 307         $wgHiddenPrefs[] = 'realname';
 308 }
 309
 310 # Doesn't make sense to have if disabled.
 311 if ( !$wgEnotifMinorEdits ) {
 312         $wgHiddenPrefs[] = 'enotifminoredits';
 313 }
 314
 315 # $wgDisabledActions is deprecated as of 1.18
 316 foreach( $wgDisabledActions as $action ){
 317         $wgActions[$action] = false;
 318 }
 319 if( !$wgAllowPageInfo ){
 320         $wgActions['info'] = false;
 321 }
 322
 323 if ( !$wgHtml5Version && $wgHtml5 && $wgAllowRdfaAttributes ) {
 324         # see http://www.w3.org/TR/rdfa-in-html/#document-conformance
 325         if ( $wgMimeType == 'application/xhtml+xml' ) {
 326                 $wgHtml5Version = 'XHTML+RDFa 1.0';
 327         } else {
 328                 $wgHtml5Version = 'HTML+RDFa 1.0';
 329         }
 330 }
 331
 332 # Blacklisted file extensions shouldn't appear on the "allowed" list
 333 $wgFileExtensions = array_diff ( $wgFileExtensions, $wgFileBlacklist );
 334
 335 if ( $wgArticleCountMethod === null ) {
 336         $wgArticleCountMethod = $wgUseCommaCount ? 'comma' : 'link';
 337 }
 338
 339 if ( $wgInvalidateCacheOnLocalSettingsChange ) {
 340         $wgCacheEpoch = max( $wgCacheEpoch, gmdate( 'YmdHis', @filemtime( "$IP/LocalSettings.php" ) ) );
 341 }
 342
 343 if ( $wgAjaxUploadDestCheck ) {
 344         $wgAjaxExportList[] = 'SpecialUpload::ajaxGetExistsWarning';
 345 }
 346
 347 if ( $wgNewUserLog ) {
 348         # Add a new log type
 349         $wgLogTypes[]                        = 'newusers';
 350         $wgLogNames['newusers']              = 'newuserlogpage';
 351         $wgLogHeaders['newusers']            = 'newuserlogpagetext';
 352         # newusers, create, create2, autocreate
 353         $wgLogActionsHandlers['newusers/*']  = 'NewUsersLogFormatter';
 354 }
 355
 356 if ( $wgCookieSecure === 'detect' ) {
 357         $wgCookieSecure = ( substr( $wgServer, 0, 6 ) === 'https:' );
 358 }
 359
 360 MWDebug::init();
 361
 362 if ( !defined( 'MW_COMPILED' ) ) {
 363         if ( !MWInit::classExists( 'AutoLoader' ) ) {
 364                 require_once( "$IP/includes/AutoLoader.php" );
 365         }
 366
 367         wfProfileIn( $fname . '-exception' );
 368         MWExceptionHandler::installHandler();
 369         wfProfileOut( $fname . '-exception' );
 370
 371         wfProfileIn( $fname . '-includes' );
 372         require_once( "$IP/includes/normal/UtfNormalUtil.php" );
 373         require_once( "$IP/includes/GlobalFunctions.php" );
 374         require_once( "$IP/includes/ProxyTools.php" );
 375         require_once( "$IP/includes/ImageFunctions.php" );
 376         require_once( "$IP/includes/normal/UtfNormalDefines.php" );
 377         wfProfileOut( $fname . '-includes' );
 378 }
 379
 380 # Now that GlobalFunctions is loaded, set the default for $wgCanonicalServer
 381 if ( $wgCanonicalServer === false ) {
 382         $wgCanonicalServer = wfExpandUrl( $wgServer, PROTO_HTTP );
 383 }
 384
 385 wfProfileIn( $fname . '-misc1' );
 386
 387 # Raise the memory limit if it's too low
 388 wfMemoryLimit();
 389
 390 /**
 391  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 392  * that happens whenever you use a date function without the timezone being
 393  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 394  */
 395 if ( is_null( $wgLocaltimezone) ) {
 396         wfSuppressWarnings();
 397         $wgLocaltimezone = date_default_timezone_get();
 398         wfRestoreWarnings();
 399 }
 400
 401 date_default_timezone_set( $wgLocaltimezone );
 402 if( is_null( $wgLocalTZoffset ) ) {
 403         $wgLocalTZoffset = date( 'Z' ) / 60;
 404 }
 405
 406 # Useful debug output
 407 global $wgCommandLineMode;
 408 if ( $wgCommandLineMode ) {
 409         $wgRequest = new FauxRequest( array() );
 410
 411         wfDebug( "\n\nStart command line script $self\n" );
 412 } else {
 413         # Can't stub this one, it sets up $_GET and $_REQUEST in its constructor
 414         $wgRequest = new WebRequest;
 415
 416         $debug = "Start request\n\n{$_SERVER['REQUEST_METHOD']} {$wgRequest->getRequestURL()}";
 417
 418         if ( $wgDebugPrintHttpHeaders ) {
 419                 $debug .= "\nHTTP HEADERS:\n";
 420
 421                 foreach ( $wgRequest->getAllHeaders() as $name => $value ) {
 422                         $debug .= "$name: $value\n";
 423                 }
 424         }
 425         wfDebug( "$debug\n" );
 426         MWDebug::processRequest( $wgRequest );
 427 }
 428
 429 wfProfileOut( $fname . '-misc1' );
 430 wfProfileIn( $fname . '-memcached' );
 431
 432 $wgMemc = wfGetMainCache();
 433 $messageMemc = wfGetMessageCacheStorage();
 434 $parserMemc = wfGetParserCacheStorage();
 435
 436 wfDebug( 'CACHES: ' . get_class( $wgMemc ) . '[main] ' .
 437         get_class( $messageMemc ) . '[message] ' .
 438         get_class( $parserMemc ) . "[parser]\n" );
 439
 440 wfProfileOut( $fname . '-memcached' );
 441
 442 # # Most of the config is out, some might want to run hooks here.
 443 wfRunHooks( 'SetupAfterCache' );
 444
 445 wfProfileIn( $fname . '-session' );
 446
 447 # If session.auto_start is there, we can't touch session name
 448 if ( !wfIniGetBool( 'session.auto_start' ) ) {
 449         session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 450 }
 451
 452 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 453         if ( $wgRequest->checkSessionCookie() || isset( $_COOKIE[$wgCookiePrefix . 'Token'] ) ) {
 454                 wfIncrStats( 'request_with_session' );
 455                 wfSetupSession();
 456                 $wgSessionStarted = true;
 457         } else {
 458                 wfIncrStats( 'request_without_session' );
 459                 $wgSessionStarted = false;
 460         }
 461 }
 462
 463 wfProfileOut( $fname . '-session' );
 464 wfProfileIn( $fname . '-globals' );
 465
 466 $wgContLang = Language::factory( $wgLanguageCode );
 467 $wgContLang->initEncoding();
 468 $wgContLang->initContLang();
 469
 470 // Now that variant lists may be available...
 471 $wgRequest->interpolateTitle();
 472 $wgUser = RequestContext::getMain()->getUser(); # BackCompat
 473
 474 /**
 475  * @var Language
 476  */
 477 $wgLang = new StubUserLang;
 478
 479 /**
 480  * @var OutputPage
 481  */
 482 $wgOut = RequestContext::getMain()->getOutput(); # BackCompat
 483
 484 /**
 485  * @var Parser
 486  */
 487 $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], array( $wgParserConf ) );
 488
 489 if ( !is_object( $wgAuth ) ) {
 490         $wgAuth = new StubObject( 'wgAuth', 'AuthPlugin' );
 491         wfRunHooks( 'AuthPluginSetup', array( &$wgAuth ) );
 492 }
 493
 494 # Placeholders in case of DB error
 495 $wgTitle = null;
 496
 497 $wgDeferredUpdateList = array();
 498
 499 // We need to check for safe_mode, because mail() will throw an E_NOTICE
 500 // on additional parameters
 501 if( !is_null($wgAdditionalMailParams) && wfIniGetBool('safe_mode') ) {
 502         $wgAdditionalMailParams = null;
 503 }
 504
 505 wfProfileOut( $fname . '-globals' );
 506 wfProfileIn( $fname . '-extensions' );
 507
 508 # Extension setup functions for extensions other than skins
 509 # Entries should be added to this variable during the inclusion
 510 # of the extension file. This allows the extension to perform
 511 # any necessary initialisation in the fully initialised environment
 512 foreach ( $wgExtensionFunctions as $func ) {
 513         # Allow closures in PHP 5.3+
 514         if ( is_object( $func ) && $func instanceof Closure ) {
 515                 $profName = $fname . '-extensions-closure';
 516         } elseif ( is_array( $func ) ) {
 517                 if ( is_object( $func[0] ) )
 518                         $profName = $fname . '-extensions-' . get_class( $func[0] ) . '::' . $func[1];
 519                 else
 520                         $profName = $fname . '-extensions-' . implode( '::', $func );
 521         } else {
 522                 $profName = $fname . '-extensions-' . strval( $func );
 523         }
 524
 525         wfProfileIn( $profName );
 526         call_user_func( $func );
 527         wfProfileOut( $profName );
 528 }
 529
 530 wfDebug( "Fully initialised\n" );
 531 $wgFullyInitialised = true;
 532
 533 wfProfileOut( $fname . '-extensions' );
 534 wfProfileOut( $fname );