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 ( $wgStylePath === false ) $wgStylePath = "$wgScriptPath/skins";
  45 if ( $wgLocalStylePath === false ) $wgLocalStylePath = "$wgScriptPath/skins";
  46 if ( $wgStyleDirectory === false ) $wgStyleDirectory   = "$IP/skins";
  47 if ( $wgExtensionAssetsPath === false ) $wgExtensionAssetsPath = "$wgScriptPath/extensions";
  48
  49 if ( $wgLogo === false ) $wgLogo = "$wgStylePath/common/images/wiki.png";
  50
  51 if ( $wgUploadPath === false ) $wgUploadPath = "$wgScriptPath/images";
  52 if ( $wgUploadDirectory === false ) $wgUploadDirectory = "$IP/images";
  53
  54 if ( $wgMathPath === false ) $wgMathPath = "{$wgUploadPath}/math";
  55 if ( $wgMathDirectory === false ) $wgMathDirectory = "{$wgUploadDirectory}/math";
  56 if ( $wgTmpDirectory === false ) $wgTmpDirectory = "{$wgUploadDirectory}/tmp";
  57
  58 if ( $wgReadOnlyFile === false ) $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
  59 if ( $wgFileCacheDirectory === false ) $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
  60 if ( $wgDeletedDirectory === false ) $wgDeletedDirectory = "{$wgUploadDirectory}/deleted";
  61
  62 if ( isset( $wgFileStore['deleted']['directory'] ) ) {
  63         $wgDeletedDirectory = $wgFileStore['deleted']['directory'];
  64 }
  65
  66 if ( isset( $wgFooterIcons['copyright'] ) &&
  67         isset( $wgFooterIcons['copyright']['copyright'] ) &&
  68         $wgFooterIcons['copyright']['copyright'] === array() )
  69 {
  70         if ( isset( $wgCopyrightIcon ) && $wgCopyrightIcon ) {
  71                 $wgFooterIcons['copyright']['copyright'] = $wgCopyrightIcon;
  72         } elseif ( $wgRightsIcon || $wgRightsText ) {
  73                 $wgFooterIcons['copyright']['copyright'] = array(
  74                         'url' => $wgRightsUrl,
  75                         'src' => $wgRightsIcon,
  76                         'alt' => $wgRightsText,
  77                 );
  78         } else {
  79                 unset( $wgFooterIcons['copyright']['copyright'] );
  80         }
  81 }
  82
  83 if ( isset( $wgFooterIcons['poweredby'] ) &&
  84         isset( $wgFooterIcons['poweredby']['mediawiki'] ) &&
  85         $wgFooterIcons['poweredby']['mediawiki']['src'] === null )
  86 {
  87         $wgFooterIcons['poweredby']['mediawiki']['src'] = "$wgStylePath/common/images/poweredby_mediawiki_88x31.png";
  88 }
  89
  90 /**
  91  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
  92  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
  93  *
  94  * Note that this is the definition of editinterface and it can be granted to
  95  * all users if desired.
  96  */
  97 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
  98
  99 /**
 100  * The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
 101  * and "File_talk".  The old names "Image" and "Image_talk" are
 102  * retained as aliases for backwards compatibility.
 103  */
 104 $wgNamespaceAliases['Image'] = NS_FILE;
 105 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
 106
 107 /**
 108  * Initialise $wgLocalFileRepo from backwards-compatible settings
 109  */
 110 if ( !$wgLocalFileRepo ) {
 111         if ( isset( $wgFileStore['deleted']['hash'] ) ) {
 112                 $deletedHashLevel = $wgFileStore['deleted']['hash'];
 113         } else {
 114                 $deletedHashLevel = $wgHashedUploadDirectory ? 3 : 0;
 115         }
 116         $wgLocalFileRepo = array(
 117                 'class' => 'LocalRepo',
 118                 'name' => 'local',
 119                 'directory' => $wgUploadDirectory,
 120                 'scriptDirUrl' => $wgScriptPath,
 121                 'scriptExtension' => $wgScriptExtension,
 122                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
 123                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
 124                 'thumbScriptUrl' => $wgThumbnailScriptPath,
 125                 'transformVia404' => !$wgGenerateThumbnailOnParse,
 126                 'deletedDir' => $wgDeletedDirectory,
 127                 'deletedHashLevels' => $deletedHashLevel
 128         );
 129 }
 130 /**
 131  * Initialise shared repo from backwards-compatible settings
 132  */
 133 if ( $wgUseSharedUploads ) {
 134         if ( $wgSharedUploadDBname ) {
 135                 $wgForeignFileRepos[] = array(
 136                         'class' => 'ForeignDBRepo',
 137                         'name' => 'shared',
 138                         'directory' => $wgSharedUploadDirectory,
 139                         'url' => $wgSharedUploadPath,
 140                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 141                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 142                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 143                         'dbType' => $wgDBtype,
 144                         'dbServer' => $wgDBserver,
 145                         'dbUser' => $wgDBuser,
 146                         'dbPassword' => $wgDBpassword,
 147                         'dbName' => $wgSharedUploadDBname,
 148                         'dbFlags' => ( $wgDebugDumpSql ? DBO_DEBUG : 0 ) | DBO_DEFAULT,
 149                         'tablePrefix' => $wgSharedUploadDBprefix,
 150                         'hasSharedCache' => $wgCacheSharedUploads,
 151                         'descBaseUrl' => $wgRepositoryBaseUrl,
 152                         'fetchDescription' => $wgFetchCommonsDescriptions,
 153                 );
 154         } else {
 155                 $wgForeignFileRepos[] = array(
 156                         'class' => 'FSRepo',
 157                         'name' => 'shared',
 158                         'directory' => $wgSharedUploadDirectory,
 159                         'url' => $wgSharedUploadPath,
 160                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 161                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 162                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 163                         'descBaseUrl' => $wgRepositoryBaseUrl,
 164                         'fetchDescription' => $wgFetchCommonsDescriptions,
 165                 );
 166         }
 167 }
 168 if ( $wgUseInstantCommons ) {
 169         $wgForeignFileRepos[] = array(
 170                 'class'                   => 'ForeignAPIRepo',
 171                 'name'                    => 'wikimediacommons',
 172                 'apibase'                 => 'http://commons.wikimedia.org/w/api.php',
 173                 'hashLevels'              => 2,
 174                 'fetchDescription'        => true,
 175                 'descriptionCacheExpiry'  => 43200,
 176                 'apiThumbCacheExpiry'     => 86400,
 177         );
 178 }
 179
 180 if ( $wgRCFilterByAge ) {
 181         # # Trim down $wgRCLinkDays so that it only lists links which are valid
 182         # # as determined by $wgRCMaxAge.
 183         # # Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 184         sort( $wgRCLinkDays );
 185         for ( $i = 0; $i < count( $wgRCLinkDays ); $i++ ) {
 186                 if ( $wgRCLinkDays[$i] >= $wgRCMaxAge / ( 3600 * 24 ) ) {
 187                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i + 1, false );
 188                         break;
 189                 }
 190         }
 191 }
 192
 193 if ( $wgSkipSkin ) {
 194         $wgSkipSkins[] = $wgSkipSkin;
 195 }
 196
 197 # Set default shared prefix
 198 if ( $wgSharedPrefix === false ) {
 199         $wgSharedPrefix = $wgDBprefix;
 200 }
 201
 202 if ( !$wgCookiePrefix ) {
 203         if ( $wgSharedDB && $wgSharedPrefix && in_array( 'user', $wgSharedTables ) ) {
 204                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 205         } elseif ( $wgSharedDB && in_array( 'user', $wgSharedTables ) ) {
 206                 $wgCookiePrefix = $wgSharedDB;
 207         } elseif ( $wgDBprefix ) {
 208                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 209         } else {
 210                 $wgCookiePrefix = $wgDBname;
 211         }
 212 }
 213 $wgCookiePrefix = strtr( $wgCookiePrefix, '=,; +."\'\\[', '__________' );
 214
 215 $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 216
 217 if ( $wgMetaNamespace === false ) {
 218         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 219 }
 220
 221 # These are now the same, always
 222 # To determine the user language, use $wgLang->getCode()
 223 $wgContLanguageCode = $wgLanguageCode;
 224
 225 # Easy to forget to falsify $wgShowIPinHeader for static caches.
 226 # If file cache or squid cache is on, just disable this (DWIMD).
 227 if ( $wgUseFileCache || $wgUseSquid ) {
 228         $wgShowIPinHeader = false;
 229 }
 230
 231 # $wgAllowRealName and $wgAllowUserSkin were removed in 1.16
 232 # in favor of $wgHiddenPrefs, handle b/c here
 233 if ( !$wgAllowRealName ) {
 234         $wgHiddenPrefs[] = 'realname';
 235 }
 236
 237 if ( !$wgAllowUserSkin ) {
 238         $wgHiddenPrefs[] = 'skin';
 239 }
 240
 241 # Doesn't make sense to have if disabled.
 242 if ( !$wgEnotifMinorEdits ) {
 243         $wgHiddenPrefs[] = 'enotifminoredits';
 244 }
 245
 246 if ( !$wgHtml5Version && $wgHtml5 && $wgAllowRdfaAttributes ) {
 247         # see http://www.w3.org/TR/rdfa-in-html/#document-conformance
 248         if ( $wgMimeType == 'application/xhtml+xml' ) {
 249                 $wgHtml5Version = 'XHTML+RDFa 1.0';
 250         } else {
 251                 $wgHtml5Version = 'HTML+RDFa 1.0';
 252         }
 253 }
 254
 255 # Blacklisted file extensions shouldn't appear on the "allowed" list
 256 $wgFileExtensions = array_diff ( $wgFileExtensions, $wgFileBlacklist );
 257
 258 if ( $wgInvalidateCacheOnLocalSettingsChange ) {
 259         $wgCacheEpoch = max( $wgCacheEpoch, gmdate( 'YmdHis', @filemtime( "$IP/LocalSettings.php" ) ) );
 260 }
 261
 262 if ( $wgAjaxUploadDestCheck ) {
 263         $wgAjaxExportList[] = 'SpecialUpload::ajaxGetExistsWarning';
 264 }
 265
 266 if ( $wgNewUserLog ) {
 267         # Add a new log type
 268         $wgLogTypes[]                        = 'newusers';
 269         $wgLogNames['newusers']              = 'newuserlogpage';
 270         $wgLogHeaders['newusers']            = 'newuserlogpagetext';
 271         $wgLogActions['newusers/newusers']   = 'newuserlogentry'; // For compatibility with older log entries
 272         $wgLogActions['newusers/create']     = 'newuserlog-create-entry';
 273         $wgLogActions['newusers/create2']    = 'newuserlog-create2-entry';
 274         $wgLogActions['newusers/autocreate'] = 'newuserlog-autocreate-entry';
 275 }
 276
 277 if ( !class_exists( 'AutoLoader' ) ) {
 278         require_once( "$IP/includes/AutoLoader.php" );
 279 }
 280
 281 wfProfileIn( $fname . '-exception' );
 282 require_once( "$IP/includes/Exception.php" );
 283 wfInstallExceptionHandler();
 284 wfProfileOut( $fname . '-exception' );
 285
 286 wfProfileIn( $fname . '-includes' );
 287 require_once( "$IP/includes/GlobalFunctions.php" );
 288 require_once( "$IP/includes/Hooks.php" );
 289 require_once( "$IP/includes/Namespace.php" );
 290 require_once( "$IP/includes/ProxyTools.php" );
 291 require_once( "$IP/includes/ImageFunctions.php" );
 292 wfProfileOut( $fname . '-includes' );
 293 wfProfileIn( $fname . '-misc1' );
 294
 295 # Raise the memory limit if it's too low
 296 wfMemoryLimit();
 297
 298 /**
 299  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 300  * that happens whenever you use a date function without the timezone being
 301  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 302  */
 303 wfSuppressWarnings();
 304 date_default_timezone_set( date_default_timezone_get() );
 305 wfRestoreWarnings();
 306
 307 # Can't stub this one, it sets up $_GET and $_REQUEST in its constructor
 308 $wgRequest = new WebRequest;
 309
 310 # Useful debug output
 311 global $wgCommandLineMode;
 312 if ( $wgCommandLineMode ) {
 313         wfDebug( "\n\nStart command line script $self\n" );
 314 } else {
 315         $debug = "Start request\n\n{$_SERVER['REQUEST_METHOD']} {$wgRequest->getRequestURL()}";
 316
 317         if ( $wgDebugPrintHttpHeaders ) {
 318                 $debug .= "\nHTTP HEADERS:\n";
 319
 320                 foreach ( $wgRequest->getAllHeaders() as $name => $value ) {
 321                         $debug .= "$name: $value\n";
 322                 }
 323         }
 324         wfDebug( "$debug\n" );
 325 }
 326
 327 wfProfileOut( $fname . '-misc1' );
 328 wfProfileIn( $fname . '-memcached' );
 329
 330 $wgMemc = wfGetMainCache();
 331 $messageMemc = wfGetMessageCacheStorage();
 332 $parserMemc = wfGetParserCacheStorage();
 333
 334 wfDebug( 'CACHES: ' . get_class( $wgMemc ) . '[main] ' .
 335         get_class( $messageMemc ) . '[message] ' .
 336         get_class( $parserMemc ) . "[parser]\n" );
 337
 338 wfProfileOut( $fname . '-memcached' );
 339
 340 # # Most of the config is out, some might want to run hooks here.
 341 wfRunHooks( 'SetupAfterCache' );
 342
 343 wfProfileIn( $fname . '-session' );
 344
 345 # If session.auto_start is there, we can't touch session name
 346 if ( !wfIniGetBool( 'session.auto_start' ) ) {
 347         session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 348 }
 349
 350 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 351         if ( $wgRequest->checkSessionCookie() || isset( $_COOKIE[$wgCookiePrefix . 'Token'] ) ) {
 352                 wfIncrStats( 'request_with_session' );
 353                 wfSetupSession();
 354                 $wgSessionStarted = true;
 355         } else {
 356                 wfIncrStats( 'request_without_session' );
 357                 $wgSessionStarted = false;
 358         }
 359 }
 360
 361 wfProfileOut( $fname . '-session' );
 362 wfProfileIn( $fname . '-globals' );
 363
 364 $wgContLang = new StubContLang;
 365
 366 // Now that variant lists may be available...
 367 $wgRequest->interpolateTitle();
 368 $wgUser = new StubRequestContext( 'wgUser', 'getUser' );
 369
 370 /**
 371  * @var Language
 372  */
 373 $wgLang = new StubRequestContext( 'wgLang', 'getLang' );
 374
 375 /**
 376  * @var OutputPage
 377  */
 378 $wgOut = new StubRequestContext( 'wgOut', 'getOutput' );
 379
 380 /**
 381  * @var Parser
 382  */
 383 $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], array( $wgParserConf ) );
 384
 385 if ( !is_object( $wgAuth ) ) {
 386         $wgAuth = new StubObject( 'wgAuth', 'AuthPlugin' );
 387         wfRunHooks( 'AuthPluginSetup', array( &$wgAuth ) );
 388 }
 389
 390 # Placeholders in case of DB error
 391 $wgTitle = null;
 392 $wgArticle = null;
 393
 394 $wgDeferredUpdateList = array();
 395
 396 wfProfileOut( $fname . '-globals' );
 397 wfProfileIn( $fname . '-extensions' );
 398
 399 # Skin setup functions
 400 # Entries can be added to this variable during the inclusion
 401 # of the extension file. Skins can then perform any necessary initialisation.
 402 foreach ( $wgSkinExtensionFunctions as $func ) {
 403         call_user_func( $func );
 404 }
 405
 406 # Extension setup functions for extensions other than skins
 407 # Entries should be added to this variable during the inclusion
 408 # of the extension file. This allows the extension to perform
 409 # any necessary initialisation in the fully initialised environment
 410 foreach ( $wgExtensionFunctions as $func ) {
 411         # Allow closures in PHP 5.3+
 412         if ( is_object( $func ) && $func instanceof Closure ) {
 413                 $profName = $fname . '-extensions-closure';
 414         } elseif ( is_array( $func ) ) {
 415                 if ( is_object( $func[0] ) )
 416                         $profName = $fname . '-extensions-' . get_class( $func[0] ) . '::' . $func[1];
 417                 else
 418                         $profName = $fname . '-extensions-' . implode( '::', $func );
 419         } else {
 420                 $profName = $fname . '-extensions-' . strval( $func );
 421         }
 422
 423         wfProfileIn( $profName );
 424         call_user_func( $func );
 425         wfProfileOut( $profName );
 426 }
 427
 428 // For compatibility
 429 wfRunHooks( 'LogPageValidTypes', array( &$wgLogTypes ) );
 430 wfRunHooks( 'LogPageLogName', array( &$wgLogNames ) );
 431 wfRunHooks( 'LogPageLogHeader', array( &$wgLogHeaders ) );
 432 wfRunHooks( 'LogPageActionText', array( &$wgLogActions ) );
 433
 434 wfDebug( "Fully initialised\n" );
 435 $wgFullyInitialised = true;
 436 wfProfileOut( $fname . '-extensions' );
 437 wfProfileOut( $fname );