includes/Setup.php

   1 <?php
   2 /**
   3  * Include most things that's need to customize the site
   4  */
   5
   6 /**
   7  * This file is not a valid entry point, perform no further processing unless
   8  * MEDIAWIKI is defined
   9  */
  10 if( !defined( 'MEDIAWIKI' ) ) {
  11         exit( 1 );
  12 }
  13
  14 # The main wiki script and things like database
  15 # conversion and maintenance scripts all share a
  16 # common setup of including lots of classes and
  17 # setting up a few globals.
  18 #
  19
  20 $fname = 'Setup.php';
  21 wfProfileIn( $fname );
  22
  23 // Check to see if we are at the file scope
  24 if ( !isset( $wgVersion ) ) {
  25         echo "Error, Setup.php must be included from the file scope, after DefaultSettings.php\n";
  26         die( 1 );
  27 }
  28
  29 // Set various default paths sensibly...
  30 if( $wgScript === false ) $wgScript = "$wgScriptPath/index$wgScriptExtension";
  31 if( $wgRedirectScript === false ) $wgRedirectScript = "$wgScriptPath/redirect$wgScriptExtension";
  32
  33 if( $wgArticlePath === false ) {
  34         if( $wgUsePathInfo ) {
  35                 $wgArticlePath      = "$wgScript/$1";
  36         } else {
  37                 $wgArticlePath      = "$wgScript?title=$1";
  38         }
  39 }
  40
  41 if( $wgStylePath === false ) $wgStylePath = "$wgScriptPath/skins";
  42 if( $wgLocalStylePath === false ) $wgLocalStylePath = "$wgScriptPath/skins";
  43 if( $wgStyleDirectory === false) $wgStyleDirectory   = "$IP/skins";
  44 if( $wgExtensionAssetsPath === false ) $wgExtensionAssetsPath = "$wgScriptPath/extensions";
  45
  46 if( $wgLogo === false ) $wgLogo = "$wgStylePath/common/images/wiki.png";
  47
  48 if( $wgUploadPath === false ) $wgUploadPath = "$wgScriptPath/images";
  49 if( $wgUploadDirectory === false ) $wgUploadDirectory = "$IP/images";
  50
  51 if( $wgMathPath === false ) $wgMathPath = "{$wgUploadPath}/math";
  52 if( $wgMathDirectory === false ) $wgMathDirectory = "{$wgUploadDirectory}/math";
  53 if( $wgTmpDirectory === false ) $wgTmpDirectory = "{$wgUploadDirectory}/tmp";
  54
  55 if( $wgReadOnlyFile === false ) $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
  56 if( $wgFileCacheDirectory === false ) $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
  57
  58 if ( empty( $wgFileStore['deleted']['directory'] ) ) {
  59         $wgFileStore['deleted']['directory'] = "{$wgUploadDirectory}/deleted";
  60 }
  61
  62 /**
  63  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
  64  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
  65  *
  66  * Note that this is the definition of editinterface and it can be granted to
  67  * all users if desired.
  68  */
  69 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
  70
  71 /**
  72  * The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
  73  * and "File_talk".  The old names "Image" and "Image_talk" are
  74  * retained as aliases for backwards compatibility.
  75  */
  76 $wgNamespaceAliases['Image'] = NS_FILE;
  77 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
  78
  79 /**
  80  * Initialise $wgLocalFileRepo from backwards-compatible settings
  81  */
  82 if ( !$wgLocalFileRepo ) {
  83         $wgLocalFileRepo = array(
  84                 'class' => 'LocalRepo',
  85                 'name' => 'local',
  86                 'directory' => $wgUploadDirectory,
  87                 'scriptDirUrl' => $wgScriptPath,
  88                 'scriptExtension' => $wgScriptExtension,
  89                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
  90                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
  91                 'thumbScriptUrl' => $wgThumbnailScriptPath,
  92                 'transformVia404' => !$wgGenerateThumbnailOnParse,
  93                 'deletedDir' => $wgFileStore['deleted']['directory'],
  94                 'deletedHashLevels' => $wgFileStore['deleted']['hash']
  95         );
  96 }
  97 /**
  98  * Initialise shared repo from backwards-compatible settings
  99  */
 100 if ( $wgUseSharedUploads ) {
 101         if ( $wgSharedUploadDBname ) {
 102                 $wgForeignFileRepos[] = array(
 103                         'class' => 'ForeignDBRepo',
 104                         'name' => 'shared',
 105                         'directory' => $wgSharedUploadDirectory,
 106                         'url' => $wgSharedUploadPath,
 107                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 108                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 109                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 110                         'dbType' => $wgDBtype,
 111                         'dbServer' => $wgDBserver,
 112                         'dbUser' => $wgDBuser,
 113                         'dbPassword' => $wgDBpassword,
 114                         'dbName' => $wgSharedUploadDBname,
 115                         'dbFlags' => ($wgDebugDumpSql ? DBO_DEBUG : 0) | DBO_DEFAULT,
 116                         'tablePrefix' => $wgSharedUploadDBprefix,
 117                         'hasSharedCache' => $wgCacheSharedUploads,
 118                         'descBaseUrl' => $wgRepositoryBaseUrl,
 119                         'fetchDescription' => $wgFetchCommonsDescriptions,
 120                 );
 121         } else {
 122                 $wgForeignFileRepos[] = array(
 123                         'class' => 'FSRepo',
 124                         'name' => 'shared',
 125                         'directory' => $wgSharedUploadDirectory,
 126                         'url' => $wgSharedUploadPath,
 127                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 128                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 129                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 130                         'descBaseUrl' => $wgRepositoryBaseUrl,
 131                         'fetchDescription' => $wgFetchCommonsDescriptions,
 132                 );
 133         }
 134 }
 135 if( $wgUseInstantCommons ) {
 136         $wgForeignFileRepos[] = array(
 137                 'class'                   => 'ForeignAPIRepo',
 138                 'name'                    => 'wikimediacommons',
 139                 'apibase'                 => 'http://commons.wikimedia.org/w/api.php',
 140                 'hashLevels'              => 2,
 141                 'fetchDescription'        => true,
 142                 'descriptionCacheExpiry'  => 43200,
 143                 'apiThumbCacheExpiry'     => 86400,
 144         );
 145 }
 146
 147 if ( !class_exists( 'AutoLoader' ) ) {
 148         require_once( "$IP/includes/AutoLoader.php" );
 149 }
 150
 151 wfProfileIn( $fname.'-exception' );
 152 require_once( "$IP/includes/Exception.php" );
 153 wfInstallExceptionHandler();
 154 wfProfileOut( $fname.'-exception' );
 155
 156 wfProfileIn( $fname.'-includes' );
 157 require_once( "$IP/includes/GlobalFunctions.php" );
 158 require_once( "$IP/includes/Hooks.php" );
 159 require_once( "$IP/includes/Namespace.php" );
 160 require_once( "$IP/includes/ProxyTools.php" );
 161 require_once( "$IP/includes/ObjectCache.php" );
 162 require_once( "$IP/includes/ImageFunctions.php" );
 163 require_once( "$IP/includes/StubObject.php" );
 164 wfProfileOut( $fname.'-includes' );
 165 wfProfileIn( $fname.'-misc1' );
 166
 167 # Raise the memory limit if it's too low
 168 wfMemoryLimit();
 169
 170 /**
 171  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 172  * that happens whenever you use a date function without the timezone being
 173  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 174  */
 175 wfSuppressWarnings();
 176 date_default_timezone_set( date_default_timezone_get() );
 177 wfRestoreWarnings();
 178
 179 $wgIP = false; # Load on demand
 180 # Can't stub this one, it sets up $_GET and $_REQUEST in its constructor
 181 $wgRequest = new WebRequest;
 182
 183 # Useful debug output
 184 if ( $wgCommandLineMode ) {
 185         wfDebug( "\n\nStart command line script $self\n" );
 186 } else {
 187         wfDebug( "Start request\n\n" );
 188         # Output the REQUEST_URI. This is not supported by IIS in rewrite mode,
 189         # so use an alternative
 190         $requestUri = isset( $_SERVER['REQUEST_URI'] ) ? $_SERVER['REQUEST_URI'] :
 191                 ( isset( $_SERVER['HTTP_X_ORIGINAL_URL'] ) ? $_SERVER['HTTP_X_ORIGINAL_URL'] :
 192                 $_SERVER['PHP_SELF'] );
 193         wfDebug( "{$_SERVER['REQUEST_METHOD']} {$requestUri}\n" );
 194
 195         if ( $wgDebugPrintHttpHeaders ) {
 196                 $headerOut = "HTTP HEADERS:\n";
 197
 198                 if ( function_exists( 'getallheaders' ) ) {
 199                         $headers = getallheaders();
 200                         foreach ( $headers as $name => $value ) {
 201                                 $headerOut .= "$name: $value\n";
 202                         }
 203                 } else {
 204                         $headers = $_SERVER;
 205                         foreach ( $headers as $name => $value ) {
 206                                 if ( substr( $name, 0, 5 ) !== 'HTTP_' ) continue;
 207                                 $name = substr( $name, 5 );
 208                                 $headerOut .= "$name: $value\n";
 209                         }
 210                 }
 211                 wfDebug( "$headerOut\n" );
 212         }
 213 }
 214
 215 if( $wgRCFilterByAge ) {
 216         ## Trim down $wgRCLinkDays so that it only lists links which are valid
 217         ## as determined by $wgRCMaxAge.
 218         ## Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 219         sort($wgRCLinkDays);
 220         for( $i = 0; $i < count($wgRCLinkDays); $i++ ) {
 221                 if( $wgRCLinkDays[$i] >= $wgRCMaxAge / ( 3600 * 24 ) ) {
 222                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i+1, false );
 223                         break;
 224                 }
 225         }
 226 }
 227
 228 if ( $wgSkipSkin ) {
 229         $wgSkipSkins[] = $wgSkipSkin;
 230 }
 231
 232 $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 233
 234 if($wgMetaNamespace === FALSE) {
 235         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 236 }
 237
 238 # These are now the same, always
 239 # To determine the user language, use $wgLang->getCode()
 240 $wgContLanguageCode = $wgLanguageCode;
 241
 242 # Easy to forget to falsify $wgShowIPinHeader for static caches.
 243 # If file cache or squid cache is on, just disable this (DWIMD).
 244 if( $wgUseFileCache || $wgUseSquid ) $wgShowIPinHeader = false;
 245
 246 # $wgAllowRealName and $wgAllowUserSkin were removed in 1.16
 247 # in favor of $wgHiddenPrefs, handle b/c here
 248 if( !$wgAllowRealName ) {
 249         $wgHiddenPrefs[] = 'realname';
 250 }
 251
 252 if( !$wgAllowUserSkin ) {
 253         $wgHiddenPrefs[] = 'skin';
 254 }
 255
 256 if ( !$wgHtml5Version && $wgHtml5 && $wgAllowRdfaAttributes ) {
 257         # see http://www.w3.org/TR/rdfa-in-html/#document-conformance
 258         if ( $wgMimeType == 'application/xhtml+xml' ) $wgHtml5Version = 'XHTML+RDFa 1.0';
 259         else $wgHtml5Version = 'HTML+RDFa 1.0';
 260 }
 261
 262
 263 wfProfileOut( $fname.'-misc1' );
 264 wfProfileIn( $fname.'-memcached' );
 265
 266 $wgMemc =& wfGetMainCache();
 267 $messageMemc =& wfGetMessageCacheStorage();
 268 $parserMemc =& wfGetParserCacheStorage();
 269
 270 wfDebug( 'CACHES: ' . get_class( $wgMemc ) . '[main] ' .
 271         get_class( $messageMemc ) . '[message] ' .
 272         get_class( $parserMemc ) . "[parser]\n" );
 273
 274 wfProfileOut( $fname.'-memcached' );
 275
 276 ## Most of the config is out, some might want to run hooks here.
 277 wfRunHooks( 'SetupAfterCache' );
 278
 279 wfProfileIn( $fname.'-SetupSession' );
 280
 281 # Set default shared prefix
 282 if( $wgSharedPrefix === false ) $wgSharedPrefix = $wgDBprefix;
 283
 284 if( !$wgCookiePrefix ) {
 285         if ( $wgSharedDB && $wgSharedPrefix && in_array('user',$wgSharedTables) ) {
 286                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 287         } elseif ( $wgSharedDB && in_array('user',$wgSharedTables) ) {
 288                 $wgCookiePrefix = $wgSharedDB;
 289         } elseif ( $wgDBprefix ) {
 290                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 291         } else {
 292                 $wgCookiePrefix = $wgDBname;
 293         }
 294 }
 295 $wgCookiePrefix = strtr($wgCookiePrefix, "=,; +.\"'\\[", "__________");
 296
 297 # If session.auto_start is there, we can't touch session name
 298 #
 299 if( !wfIniGetBool( 'session.auto_start' ) )
 300         session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 301
 302 if( !defined( 'MW_NO_SESSION' ) ) {
 303         if( !$wgCommandLineMode && ( $wgRequest->checkSessionCookie() || isset( $_COOKIE[$wgCookiePrefix.'Token'] ) ) ) {
 304                 wfIncrStats( 'request_with_session' );
 305                 wfSetupSession();
 306                 $wgSessionStarted = true;
 307         } else {
 308                 wfIncrStats( 'request_without_session' );
 309                 $wgSessionStarted = false;
 310         }
 311 }
 312
 313 wfProfileOut( $fname.'-SetupSession' );
 314 wfProfileIn( $fname.'-globals' );
 315
 316 $wgContLang = new StubContLang;
 317
 318 // Now that variant lists may be available...
 319 $wgRequest->interpolateTitle();
 320
 321 $wgUser = new StubUser;
 322 $wgLang = new StubUserLang;
 323 $wgOut = new StubObject( 'wgOut', 'OutputPage' );
 324 $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], array( $wgParserConf ) );
 325
 326 $wgMessageCache = new StubObject( 'wgMessageCache', 'MessageCache',
 327         array( $messageMemc, $wgUseDatabaseMessages, $wgMsgCacheExpiry, wfWikiID() ) );
 328
 329 wfProfileOut( $fname.'-globals' );
 330 wfProfileIn( $fname.'-User' );
 331
 332 # Skin setup functions
 333 # Entries can be added to this variable during the inclusion
 334 # of the extension file. Skins can then perform any necessary initialisation.
 335 #
 336 foreach ( $wgSkinExtensionFunctions as $func ) {
 337         call_user_func( $func );
 338 }
 339
 340 if( !is_object( $wgAuth ) ) {
 341         $wgAuth = new StubObject( 'wgAuth', 'AuthPlugin' );
 342         wfRunHooks( 'AuthPluginSetup', array( &$wgAuth ) );
 343 }
 344
 345 wfProfileOut( $fname.'-User' );
 346
 347 wfProfileIn( $fname.'-misc2' );
 348
 349 $wgDeferredUpdateList = array();
 350 $wgPostCommitUpdateList = array();
 351
 352 if ( $wgAjaxUploadDestCheck ) $wgAjaxExportList[] = 'SpecialUpload::ajaxGetExistsWarning';
 353
 354 # Placeholders in case of DB error
 355 $wgTitle = null;
 356 $wgArticle = null;
 357
 358 wfProfileOut( $fname.'-misc2' );
 359 wfProfileIn( $fname.'-extensions' );
 360
 361 # Extension setup functions for extensions other than skins
 362 # Entries should be added to this variable during the inclusion
 363 # of the extension file. This allows the extension to perform
 364 # any necessary initialisation in the fully initialised environment
 365 foreach ( $wgExtensionFunctions as $func ) {
 366         # Allow closures in PHP 5.3+
 367         if ( is_object( $func ) && $func instanceof Closure ) {
 368                 $profName = $fname.'-extensions-closure';
 369         } elseif( is_array( $func ) ) {
 370                 if ( is_object( $func[0] ) )
 371                         $profName = $fname.'-extensions-'.get_class( $func[0] ).'::'.$func[1];
 372                 else
 373                         $profName = $fname.'-extensions-'.implode( '::', $func );
 374         } else {
 375                 $profName = $fname.'-extensions-'.strval( $func );
 376         }
 377
 378         wfProfileIn( $profName );
 379         call_user_func( $func );
 380         wfProfileOut( $profName );
 381 }
 382
 383 // For compatibility
 384 wfRunHooks( 'LogPageValidTypes', array( &$wgLogTypes ) );
 385 wfRunHooks( 'LogPageLogName', array( &$wgLogNames ) );
 386 wfRunHooks( 'LogPageLogHeader', array( &$wgLogHeaders ) );
 387 wfRunHooks( 'LogPageActionText', array( &$wgLogActions ) );
 388
 389 if( !empty($wgNewUserLog) ) {
 390         # Add a new log type
 391         $wgLogTypes[]                        = 'newusers';
 392         $wgLogNames['newusers']              = 'newuserlogpage';
 393         $wgLogHeaders['newusers']            = 'newuserlogpagetext';
 394         $wgLogActions['newusers/newusers']   = 'newuserlogentry'; // For compatibility with older log entries
 395         $wgLogActions['newusers/create']     = 'newuserlog-create-entry';
 396         $wgLogActions['newusers/create2']    = 'newuserlog-create2-entry';
 397         $wgLogActions['newusers/autocreate'] = 'newuserlog-autocreate-entry';
 398 }
 399
 400 wfDebug( "Fully initialised\n" );
 401 $wgFullyInitialised = true;
 402 wfProfileOut( $fname.'-extensions' );
 403 wfProfileOut( $fname );