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 if( $wgDeletedDirectory === false ) $wgDeletedDirectory = "{$wgUploadDirectory}/deleted";
  58
  59 if( isset( $wgFileStore['deleted']['directory'] ) ) {
  60         $wgDeletedDirectory = $wgFileStore['deleted']['directory'];
  61 }
  62
  63 /**
  64  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
  65  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
  66  *
  67  * Note that this is the definition of editinterface and it can be granted to
  68  * all users if desired.
  69  */
  70 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
  71
  72 /**
  73  * The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
  74  * and "File_talk".  The old names "Image" and "Image_talk" are
  75  * retained as aliases for backwards compatibility.
  76  */
  77 $wgNamespaceAliases['Image'] = NS_FILE;
  78 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
  79
  80 /**
  81  * Initialise $wgLocalFileRepo from backwards-compatible settings
  82  */
  83 if ( !$wgLocalFileRepo ) {
  84         if( isset( $wgFileStore['deleted']['hash'] ) ) {
  85                 $deletedHashLevel = $wgFileStore['deleted']['hash'];
  86         } else {
  87                 $deletedHashLevel = $wgHashedUploadDirectory ? 3 : 0;
  88         }
  89         $wgLocalFileRepo = array(
  90                 'class' => 'LocalRepo',
  91                 'name' => 'local',
  92                 'directory' => $wgUploadDirectory,
  93                 'scriptDirUrl' => $wgScriptPath,
  94                 'scriptExtension' => $wgScriptExtension,
  95                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
  96                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
  97                 'thumbScriptUrl' => $wgThumbnailScriptPath,
  98                 'transformVia404' => !$wgGenerateThumbnailOnParse,
  99                 'deletedDir' => $wgDeletedDirectory,
 100                 'deletedHashLevels' => $deletedHashLevel
 101         );
 102 }
 103 /**
 104  * Initialise shared repo from backwards-compatible settings
 105  */
 106 if ( $wgUseSharedUploads ) {
 107         if ( $wgSharedUploadDBname ) {
 108                 $wgForeignFileRepos[] = array(
 109                         'class' => 'ForeignDBRepo',
 110                         'name' => 'shared',
 111                         'directory' => $wgSharedUploadDirectory,
 112                         'url' => $wgSharedUploadPath,
 113                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 114                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 115                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 116                         'dbType' => $wgDBtype,
 117                         'dbServer' => $wgDBserver,
 118                         'dbUser' => $wgDBuser,
 119                         'dbPassword' => $wgDBpassword,
 120                         'dbName' => $wgSharedUploadDBname,
 121                         'dbFlags' => ($wgDebugDumpSql ? DBO_DEBUG : 0) | DBO_DEFAULT,
 122                         'tablePrefix' => $wgSharedUploadDBprefix,
 123                         'hasSharedCache' => $wgCacheSharedUploads,
 124                         'descBaseUrl' => $wgRepositoryBaseUrl,
 125                         'fetchDescription' => $wgFetchCommonsDescriptions,
 126                 );
 127         } else {
 128                 $wgForeignFileRepos[] = array(
 129                         'class' => 'FSRepo',
 130                         'name' => 'shared',
 131                         'directory' => $wgSharedUploadDirectory,
 132                         'url' => $wgSharedUploadPath,
 133                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 134                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 135                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 136                         'descBaseUrl' => $wgRepositoryBaseUrl,
 137                         'fetchDescription' => $wgFetchCommonsDescriptions,
 138                 );
 139         }
 140 }
 141 if( $wgUseInstantCommons ) {
 142         $wgForeignFileRepos[] = array(
 143                 'class'                   => 'ForeignAPIRepo',
 144                 'name'                    => 'wikimediacommons',
 145                 'apibase'                 => 'http://commons.wikimedia.org/w/api.php',
 146                 'hashLevels'              => 2,
 147                 'fetchDescription'        => true,
 148                 'descriptionCacheExpiry'  => 43200,
 149                 'apiThumbCacheExpiry'     => 86400,
 150         );
 151 }
 152
 153 if ( !class_exists( 'AutoLoader' ) ) {
 154         require_once( "$IP/includes/AutoLoader.php" );
 155 }
 156
 157 wfProfileIn( $fname.'-exception' );
 158 require_once( "$IP/includes/Exception.php" );
 159 wfInstallExceptionHandler();
 160 wfProfileOut( $fname.'-exception' );
 161
 162 wfProfileIn( $fname.'-includes' );
 163 require_once( "$IP/includes/GlobalFunctions.php" );
 164 require_once( "$IP/includes/Hooks.php" );
 165 require_once( "$IP/includes/Namespace.php" );
 166 require_once( "$IP/includes/ProxyTools.php" );
 167 require_once( "$IP/includes/ObjectCache.php" );
 168 require_once( "$IP/includes/ImageFunctions.php" );
 169 wfProfileOut( $fname.'-includes' );
 170 wfProfileIn( $fname.'-misc1' );
 171
 172 # Raise the memory limit if it's too low
 173 wfMemoryLimit();
 174
 175 /**
 176  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 177  * that happens whenever you use a date function without the timezone being
 178  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 179  */
 180 wfSuppressWarnings();
 181 date_default_timezone_set( date_default_timezone_get() );
 182 wfRestoreWarnings();
 183
 184 $wgIP = false; # Load on demand
 185 # Can't stub this one, it sets up $_GET and $_REQUEST in its constructor
 186 $wgRequest = new WebRequest;
 187
 188 # Useful debug output
 189 if ( $wgCommandLineMode ) {
 190         wfDebug( "\n\nStart command line script $self\n" );
 191 } else {
 192         wfDebug( "Start request\n\n" );
 193         # Output the REQUEST_URI. This is not supported by IIS in rewrite mode,
 194         # so use an alternative
 195         $requestUri = isset( $_SERVER['REQUEST_URI'] ) ? $_SERVER['REQUEST_URI'] :
 196                 ( isset( $_SERVER['HTTP_X_ORIGINAL_URL'] ) ? $_SERVER['HTTP_X_ORIGINAL_URL'] :
 197                 $_SERVER['PHP_SELF'] );
 198         wfDebug( "{$_SERVER['REQUEST_METHOD']} {$requestUri}\n" );
 199
 200         if ( $wgDebugPrintHttpHeaders ) {
 201                 $headerOut = "HTTP HEADERS:\n";
 202
 203                 if ( function_exists( 'getallheaders' ) ) {
 204                         $headers = getallheaders();
 205                         foreach ( $headers as $name => $value ) {
 206                                 $headerOut .= "$name: $value\n";
 207                         }
 208                 } else {
 209                         $headers = $_SERVER;
 210                         foreach ( $headers as $name => $value ) {
 211                                 if ( substr( $name, 0, 5 ) !== 'HTTP_' ) continue;
 212                                 $name = substr( $name, 5 );
 213                                 $headerOut .= "$name: $value\n";
 214                         }
 215                 }
 216                 wfDebug( "$headerOut\n" );
 217         }
 218 }
 219
 220 if( $wgRCFilterByAge ) {
 221         ## Trim down $wgRCLinkDays so that it only lists links which are valid
 222         ## as determined by $wgRCMaxAge.
 223         ## Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 224         sort($wgRCLinkDays);
 225         for( $i = 0; $i < count($wgRCLinkDays); $i++ ) {
 226                 if( $wgRCLinkDays[$i] >= $wgRCMaxAge / ( 3600 * 24 ) ) {
 227                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i+1, false );
 228                         break;
 229                 }
 230         }
 231 }
 232
 233 if ( $wgSkipSkin ) {
 234         $wgSkipSkins[] = $wgSkipSkin;
 235 }
 236
 237 $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 238
 239 if($wgMetaNamespace === FALSE) {
 240         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 241 }
 242
 243 # These are now the same, always
 244 # To determine the user language, use $wgLang->getCode()
 245 $wgContLanguageCode = $wgLanguageCode;
 246
 247 # Easy to forget to falsify $wgShowIPinHeader for static caches.
 248 # If file cache or squid cache is on, just disable this (DWIMD).
 249 if( $wgUseFileCache || $wgUseSquid ) $wgShowIPinHeader = false;
 250
 251 # $wgAllowRealName and $wgAllowUserSkin were removed in 1.16
 252 # in favor of $wgHiddenPrefs, handle b/c here
 253 if( !$wgAllowRealName ) {
 254         $wgHiddenPrefs[] = 'realname';
 255 }
 256
 257 if( !$wgAllowUserSkin ) {
 258         $wgHiddenPrefs[] = 'skin';
 259 }
 260
 261 if ( !$wgHtml5Version && $wgHtml5 && $wgAllowRdfaAttributes ) {
 262         # see http://www.w3.org/TR/rdfa-in-html/#document-conformance
 263         if ( $wgMimeType == 'application/xhtml+xml' ) $wgHtml5Version = 'XHTML+RDFa 1.0';
 264         else $wgHtml5Version = 'HTML+RDFa 1.0';
 265 }
 266
 267
 268 wfProfileOut( $fname.'-misc1' );
 269 wfProfileIn( $fname.'-memcached' );
 270
 271 $wgMemc =& wfGetMainCache();
 272 $messageMemc =& wfGetMessageCacheStorage();
 273 $parserMemc =& wfGetParserCacheStorage();
 274
 275 wfDebug( 'CACHES: ' . get_class( $wgMemc ) . '[main] ' .
 276         get_class( $messageMemc ) . '[message] ' .
 277         get_class( $parserMemc ) . "[parser]\n" );
 278
 279 wfProfileOut( $fname.'-memcached' );
 280
 281 ## Most of the config is out, some might want to run hooks here.
 282 wfRunHooks( 'SetupAfterCache' );
 283
 284 wfProfileIn( $fname.'-SetupSession' );
 285
 286 # Set default shared prefix
 287 if( $wgSharedPrefix === false ) $wgSharedPrefix = $wgDBprefix;
 288
 289 if( !$wgCookiePrefix ) {
 290         if ( $wgSharedDB && $wgSharedPrefix && in_array('user',$wgSharedTables) ) {
 291                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 292         } elseif ( $wgSharedDB && in_array('user',$wgSharedTables) ) {
 293                 $wgCookiePrefix = $wgSharedDB;
 294         } elseif ( $wgDBprefix ) {
 295                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 296         } else {
 297                 $wgCookiePrefix = $wgDBname;
 298         }
 299 }
 300 $wgCookiePrefix = strtr($wgCookiePrefix, "=,; +.\"'\\[", "__________");
 301
 302 # If session.auto_start is there, we can't touch session name
 303 #
 304 if( !wfIniGetBool( 'session.auto_start' ) )
 305         session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 306
 307 if( !defined( 'MW_NO_SESSION' ) ) {
 308         if( !$wgCommandLineMode && ( $wgRequest->checkSessionCookie() || isset( $_COOKIE[$wgCookiePrefix.'Token'] ) ) ) {
 309                 wfIncrStats( 'request_with_session' );
 310                 wfSetupSession();
 311                 $wgSessionStarted = true;
 312         } else {
 313                 wfIncrStats( 'request_without_session' );
 314                 $wgSessionStarted = false;
 315         }
 316 }
 317
 318 wfProfileOut( $fname.'-SetupSession' );
 319 wfProfileIn( $fname.'-globals' );
 320
 321 $wgContLang = new StubContLang;
 322
 323 // Now that variant lists may be available...
 324 $wgRequest->interpolateTitle();
 325
 326 $wgUser = new StubUser;
 327 $wgLang = new StubUserLang;
 328 $wgOut = new StubObject( 'wgOut', 'OutputPage' );
 329 $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], array( $wgParserConf ) );
 330
 331 $wgMessageCache = new StubObject( 'wgMessageCache', 'MessageCache',
 332         array( $messageMemc, $wgUseDatabaseMessages, $wgMsgCacheExpiry ) );
 333
 334 wfProfileOut( $fname.'-globals' );
 335 wfProfileIn( $fname.'-User' );
 336
 337 # Skin setup functions
 338 # Entries can be added to this variable during the inclusion
 339 # of the extension file. Skins can then perform any necessary initialisation.
 340 #
 341 foreach ( $wgSkinExtensionFunctions as $func ) {
 342         call_user_func( $func );
 343 }
 344
 345 if( !is_object( $wgAuth ) ) {
 346         $wgAuth = new StubObject( 'wgAuth', 'AuthPlugin' );
 347         wfRunHooks( 'AuthPluginSetup', array( &$wgAuth ) );
 348 }
 349
 350 wfProfileOut( $fname.'-User' );
 351
 352 wfProfileIn( $fname.'-misc2' );
 353
 354 $wgDeferredUpdateList = array();
 355 $wgPostCommitUpdateList = array();
 356
 357 if ( $wgAjaxUploadDestCheck ) $wgAjaxExportList[] = 'SpecialUpload::ajaxGetExistsWarning';
 358
 359 # Placeholders in case of DB error
 360 $wgTitle = null;
 361 $wgArticle = null;
 362
 363 wfProfileOut( $fname.'-misc2' );
 364 wfProfileIn( $fname.'-extensions' );
 365
 366 # Extension setup functions for extensions other than skins
 367 # Entries should be added to this variable during the inclusion
 368 # of the extension file. This allows the extension to perform
 369 # any necessary initialisation in the fully initialised environment
 370 foreach ( $wgExtensionFunctions as $func ) {
 371         # Allow closures in PHP 5.3+
 372         if ( is_object( $func ) && $func instanceof Closure ) {
 373                 $profName = $fname.'-extensions-closure';
 374         } elseif( is_array( $func ) ) {
 375                 if ( is_object( $func[0] ) )
 376                         $profName = $fname.'-extensions-'.get_class( $func[0] ).'::'.$func[1];
 377                 else
 378                         $profName = $fname.'-extensions-'.implode( '::', $func );
 379         } else {
 380                 $profName = $fname.'-extensions-'.strval( $func );
 381         }
 382
 383         wfProfileIn( $profName );
 384         call_user_func( $func );
 385         wfProfileOut( $profName );
 386 }
 387
 388 // For compatibility
 389 wfRunHooks( 'LogPageValidTypes', array( &$wgLogTypes ) );
 390 wfRunHooks( 'LogPageLogName', array( &$wgLogNames ) );
 391 wfRunHooks( 'LogPageLogHeader', array( &$wgLogHeaders ) );
 392 wfRunHooks( 'LogPageActionText', array( &$wgLogActions ) );
 393
 394 if( !empty($wgNewUserLog) ) {
 395         # Add a new log type
 396         $wgLogTypes[]                        = 'newusers';
 397         $wgLogNames['newusers']              = 'newuserlogpage';
 398         $wgLogHeaders['newusers']            = 'newuserlogpagetext';
 399         $wgLogActions['newusers/newusers']   = 'newuserlogentry'; // For compatibility with older log entries
 400         $wgLogActions['newusers/create']     = 'newuserlog-create-entry';
 401         $wgLogActions['newusers/create2']    = 'newuserlog-create2-entry';
 402         $wgLogActions['newusers/autocreate'] = 'newuserlog-autocreate-entry';
 403 }
 404
 405 wfDebug( "Fully initialised\n" );
 406 $wgFullyInitialised = true;
 407 wfProfileOut( $fname.'-extensions' );
 408 wfProfileOut( $fname );