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