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