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 if( $wgLoadScript === false ) $wgLoadScript = "$wgScriptPath/load$wgScriptExtension";
  33
  34 if( $wgArticlePath === false ) {
  35         if( $wgUsePathInfo ) {
  36                 $wgArticlePath      = "$wgScript/$1";
  37         } else {
  38                 $wgArticlePath      = "$wgScript?title=$1";
  39         }
  40 }
  41
  42 if( $wgStylePath === false ) $wgStylePath = "$wgScriptPath/skins";
  43 if( $wgLocalStylePath === false ) $wgLocalStylePath = "$wgScriptPath/skins";
  44 if( $wgStyleDirectory === false) $wgStyleDirectory   = "$IP/skins";
  45 if( $wgExtensionAssetsPath === false ) $wgExtensionAssetsPath = "$wgScriptPath/extensions";
  46
  47 if( $wgLogo === false ) $wgLogo = "$wgStylePath/common/images/wiki.png";
  48
  49 if( $wgUploadPath === false ) $wgUploadPath = "$wgScriptPath/images";
  50 if( $wgUploadDirectory === false ) $wgUploadDirectory = "$IP/images";
  51
  52 if( $wgMathPath === false ) $wgMathPath = "{$wgUploadPath}/math";
  53 if( $wgMathDirectory === false ) $wgMathDirectory = "{$wgUploadDirectory}/math";
  54 if( $wgTmpDirectory === false ) $wgTmpDirectory = "{$wgUploadDirectory}/tmp";
  55
  56 if( $wgReadOnlyFile === false ) $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
  57 if( $wgFileCacheDirectory === false ) $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
  58 if( $wgDeletedDirectory === false ) $wgDeletedDirectory = "{$wgUploadDirectory}/deleted";
  59
  60 if( isset( $wgFileStore['deleted']['directory'] ) ) {
  61         $wgDeletedDirectory = $wgFileStore['deleted']['directory'];
  62 }
  63
  64 /**
  65  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
  66  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
  67  *
  68  * Note that this is the definition of editinterface and it can be granted to
  69  * all users if desired.
  70  */
  71 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
  72
  73 /**
  74  * The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
  75  * and "File_talk".  The old names "Image" and "Image_talk" are
  76  * retained as aliases for backwards compatibility.
  77  */
  78 $wgNamespaceAliases['Image'] = NS_FILE;
  79 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
  80
  81 /**
  82  * Initialise $wgLocalFileRepo from backwards-compatible settings
  83  */
  84 if ( !$wgLocalFileRepo ) {
  85         if( isset( $wgFileStore['deleted']['hash'] ) ) {
  86                 $deletedHashLevel = $wgFileStore['deleted']['hash'];
  87         } else {
  88                 $deletedHashLevel = $wgHashedUploadDirectory ? 3 : 0;
  89         }
  90         $wgLocalFileRepo = array(
  91                 'class' => 'LocalRepo',
  92                 'name' => 'local',
  93                 'directory' => $wgUploadDirectory,
  94                 'scriptDirUrl' => $wgScriptPath,
  95                 'scriptExtension' => $wgScriptExtension,
  96                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
  97                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
  98                 'thumbScriptUrl' => $wgThumbnailScriptPath,
  99                 'transformVia404' => !$wgGenerateThumbnailOnParse,
 100                 'deletedDir' => $wgDeletedDirectory,
 101                 'deletedHashLevels' => $deletedHashLevel
 102         );
 103 }
 104 /**
 105  * Initialise shared repo from backwards-compatible settings
 106  */
 107 if ( $wgUseSharedUploads ) {
 108         if ( $wgSharedUploadDBname ) {
 109                 $wgForeignFileRepos[] = array(
 110                         'class' => 'ForeignDBRepo',
 111                         'name' => 'shared',
 112                         'directory' => $wgSharedUploadDirectory,
 113                         'url' => $wgSharedUploadPath,
 114                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 115                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 116                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 117                         'dbType' => $wgDBtype,
 118                         'dbServer' => $wgDBserver,
 119                         'dbUser' => $wgDBuser,
 120                         'dbPassword' => $wgDBpassword,
 121                         'dbName' => $wgSharedUploadDBname,
 122                         'dbFlags' => ($wgDebugDumpSql ? DBO_DEBUG : 0) | DBO_DEFAULT,
 123                         'tablePrefix' => $wgSharedUploadDBprefix,
 124                         'hasSharedCache' => $wgCacheSharedUploads,
 125                         'descBaseUrl' => $wgRepositoryBaseUrl,
 126                         'fetchDescription' => $wgFetchCommonsDescriptions,
 127                 );
 128         } else {
 129                 $wgForeignFileRepos[] = array(
 130                         'class' => 'FSRepo',
 131                         'name' => 'shared',
 132                         'directory' => $wgSharedUploadDirectory,
 133                         'url' => $wgSharedUploadPath,
 134                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 135                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 136                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 137                         'descBaseUrl' => $wgRepositoryBaseUrl,
 138                         'fetchDescription' => $wgFetchCommonsDescriptions,
 139                 );
 140         }
 141 }
 142 if( $wgUseInstantCommons ) {
 143         $wgForeignFileRepos[] = array(
 144                 'class'                   => 'ForeignAPIRepo',
 145                 'name'                    => 'wikimediacommons',
 146                 'apibase'                 => 'http://commons.wikimedia.org/w/api.php',
 147                 'hashLevels'              => 2,
 148                 'fetchDescription'        => true,
 149                 'descriptionCacheExpiry'  => 43200,
 150                 'apiThumbCacheExpiry'     => 86400,
 151         );
 152 }
 153
 154 if ( !class_exists( 'AutoLoader' ) ) {
 155         require_once( "$IP/includes/AutoLoader.php" );
 156 }
 157
 158 wfProfileIn( $fname.'-exception' );
 159 require_once( "$IP/includes/Exception.php" );
 160 wfInstallExceptionHandler();
 161 wfProfileOut( $fname.'-exception' );
 162
 163 wfProfileIn( $fname.'-includes' );
 164 require_once( "$IP/includes/GlobalFunctions.php" );
 165 require_once( "$IP/includes/Hooks.php" );
 166 require_once( "$IP/includes/Namespace.php" );
 167 require_once( "$IP/includes/ProxyTools.php" );
 168 require_once( "$IP/includes/ObjectCache.php" );
 169 require_once( "$IP/includes/ImageFunctions.php" );
 170 wfProfileOut( $fname.'-includes' );
 171 wfProfileIn( $fname.'-misc1' );
 172
 173 # Raise the memory limit if it's too low
 174 wfMemoryLimit();
 175
 176 /**
 177  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 178  * that happens whenever you use a date function without the timezone being
 179  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 180  */
 181 wfSuppressWarnings();
 182 date_default_timezone_set( date_default_timezone_get() );
 183 wfRestoreWarnings();
 184
 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 global $wgCommandLineMode;
 190 if ( $wgCommandLineMode ) {
 191         wfDebug( "\n\nStart command line script $self\n" );
 192 } else {
 193         wfDebug( "Start request\n\n" );
 194         # Output the REQUEST_URI. This is not supported by IIS in rewrite mode,
 195         # so use an alternative
 196         $requestUri = isset( $_SERVER['REQUEST_URI'] ) ? $_SERVER['REQUEST_URI'] :
 197                 ( isset( $_SERVER['HTTP_X_ORIGINAL_URL'] ) ? $_SERVER['HTTP_X_ORIGINAL_URL'] :
 198                 $_SERVER['PHP_SELF'] );
 199         wfDebug( "{$_SERVER['REQUEST_METHOD']} {$requestUri}\n" );
 200
 201         if ( $wgDebugPrintHttpHeaders ) {
 202                 $headerOut = "HTTP HEADERS:\n";
 203
 204                 if ( function_exists( 'getallheaders' ) ) {
 205                         $headers = getallheaders();
 206                         foreach ( $headers as $name => $value ) {
 207                                 $headerOut .= "$name: $value\n";
 208                         }
 209                 } else {
 210                         $headers = $_SERVER;
 211                         foreach ( $headers as $name => $value ) {
 212                                 if ( substr( $name, 0, 5 ) !== 'HTTP_' ) continue;
 213                                 $name = substr( $name, 5 );
 214                                 $headerOut .= "$name: $value\n";
 215                         }
 216                 }
 217                 wfDebug( "$headerOut\n" );
 218         }
 219 }
 220
 221 if( $wgRCFilterByAge ) {
 222         ## Trim down $wgRCLinkDays so that it only lists links which are valid
 223         ## as determined by $wgRCMaxAge.
 224         ## Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 225         sort($wgRCLinkDays);
 226         for( $i = 0; $i < count($wgRCLinkDays); $i++ ) {
 227                 if( $wgRCLinkDays[$i] >= $wgRCMaxAge / ( 3600 * 24 ) ) {
 228                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i+1, false );
 229                         break;
 230                 }
 231         }
 232 }
 233
 234 if ( $wgSkipSkin ) {
 235         $wgSkipSkins[] = $wgSkipSkin;
 236 }
 237
 238 $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 239
 240 if($wgMetaNamespace === FALSE) {
 241         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 242 }
 243
 244 # These are now the same, always
 245 # To determine the user language, use $wgLang->getCode()
 246 $wgContLanguageCode = $wgLanguageCode;
 247
 248 # Easy to forget to falsify $wgShowIPinHeader for static caches.
 249 # If file cache or squid cache is on, just disable this (DWIMD).
 250 if( $wgUseFileCache || $wgUseSquid ) $wgShowIPinHeader = false;
 251
 252 # $wgAllowRealName and $wgAllowUserSkin were removed in 1.16
 253 # in favor of $wgHiddenPrefs, handle b/c here
 254 if( !$wgAllowRealName ) {
 255         $wgHiddenPrefs[] = 'realname';
 256 }
 257
 258 if( !$wgAllowUserSkin ) {
 259         $wgHiddenPrefs[] = 'skin';
 260 }
 261
 262 if ( !$wgHtml5Version && $wgHtml5 && $wgAllowRdfaAttributes ) {
 263         # see http://www.w3.org/TR/rdfa-in-html/#document-conformance
 264         if ( $wgMimeType == 'application/xhtml+xml' ) $wgHtml5Version = 'XHTML+RDFa 1.0';
 265         else $wgHtml5Version = 'HTML+RDFa 1.0';
 266 }
 267
 268
 269 wfProfileOut( $fname.'-misc1' );
 270 wfProfileIn( $fname.'-memcached' );
 271
 272 $wgMemc =& wfGetMainCache();
 273 $messageMemc =& wfGetMessageCacheStorage();
 274 $parserMemc =& wfGetParserCacheStorage();
 275
 276 wfDebug( 'CACHES: ' . get_class( $wgMemc ) . '[main] ' .
 277         get_class( $messageMemc ) . '[message] ' .
 278         get_class( $parserMemc ) . "[parser]\n" );
 279
 280 wfProfileOut( $fname.'-memcached' );
 281
 282 ## Most of the config is out, some might want to run hooks here.
 283 wfRunHooks( 'SetupAfterCache' );
 284
 285 wfProfileIn( $fname.'-SetupSession' );
 286
 287 # Set default shared prefix
 288 if( $wgSharedPrefix === false ) $wgSharedPrefix = $wgDBprefix;
 289
 290 if( !$wgCookiePrefix ) {
 291         if ( $wgSharedDB && $wgSharedPrefix && in_array('user',$wgSharedTables) ) {
 292                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 293         } elseif ( $wgSharedDB && in_array('user',$wgSharedTables) ) {
 294                 $wgCookiePrefix = $wgSharedDB;
 295         } elseif ( $wgDBprefix ) {
 296                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 297         } else {
 298                 $wgCookiePrefix = $wgDBname;
 299         }
 300 }
 301 $wgCookiePrefix = strtr($wgCookiePrefix, "=,; +.\"'\\[", "__________");
 302
 303 # If session.auto_start is there, we can't touch session name
 304 #
 305 if( !wfIniGetBool( 'session.auto_start' ) )
 306         session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 307
 308 if( !defined( 'MW_NO_SESSION' ) ) {
 309         if( !$wgCommandLineMode && ( $wgRequest->checkSessionCookie() || isset( $_COOKIE[$wgCookiePrefix.'Token'] ) ) ) {
 310                 wfIncrStats( 'request_with_session' );
 311                 wfSetupSession();
 312                 $wgSessionStarted = true;
 313         } else {
 314                 wfIncrStats( 'request_without_session' );
 315                 $wgSessionStarted = false;
 316         }
 317 }
 318
 319 wfProfileOut( $fname.'-SetupSession' );
 320 wfProfileIn( $fname.'-globals' );
 321
 322 $wgContLang = new StubContLang;
 323
 324 // Now that variant lists may be available...
 325 $wgRequest->interpolateTitle();
 326 $wgUser = $wgCommandLineMode ? new User : User::newFromSession();
 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 );