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