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         echo "This file is part of MediaWiki, it is not a valid entry point.\n";
  12         exit( 1 );
  13 }
  14
  15 # The main wiki script and things like database
  16 # conversion and maintenance scripts all share a
  17 # common setup of including lots of classes and
  18 # setting up a few globals.
  19 #
  20
  21 $fname = 'Setup.php';
  22 wfProfileIn( $fname );
  23
  24 // Check to see if we are at the file scope
  25 if ( !isset( $wgVersion ) ) {
  26         echo "Error, Setup.php must be included from the file scope, after DefaultSettings.php\n";
  27         die( 1 );
  28 }
  29
  30 // Set various default paths sensibly...
  31 if( $wgScript === false ) $wgScript = "$wgScriptPath/index$wgScriptExtension";
  32 if( $wgRedirectScript === false ) $wgRedirectScript = "$wgScriptPath/redirect$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( $wgStyleDirectory === false) $wgStyleDirectory   = "$IP/skins";
  44
  45 if( $wgLogo === false ) $wgLogo = "$wgStylePath/common/images/wiki.png";
  46
  47 if( $wgUploadPath === false ) $wgUploadPath = "$wgScriptPath/images";
  48 if( $wgUploadDirectory === false ) $wgUploadDirectory = "$IP/images";
  49
  50 if( $wgMathPath === false ) $wgMathPath = "{$wgUploadPath}/math";
  51 if( $wgMathDirectory === false ) $wgMathDirectory = "{$wgUploadDirectory}/math";
  52 if( $wgTmpDirectory === false ) $wgTmpDirectory = "{$wgUploadDirectory}/tmp";
  53
  54 if( $wgReadOnlyFile === false ) $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
  55 if( $wgFileCacheDirectory === false ) $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
  56
  57 if ( empty( $wgFileStore['deleted']['directory'] ) ) {
  58         $wgFileStore['deleted']['directory'] = "{$wgUploadDirectory}/deleted";
  59 }
  60
  61 /**
  62  * Initialise $wgLocalFileRepo from backwards-compatible settings
  63  */
  64 if ( !$wgLocalFileRepo ) {
  65         $wgLocalFileRepo = array(
  66                 'class' => 'LocalRepo',
  67                 'name' => 'local',
  68                 'directory' => $wgUploadDirectory,
  69                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
  70                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
  71                 'thumbScriptUrl' => $wgThumbnailScriptPath,
  72                 'transformVia404' => !$wgGenerateThumbnailOnParse,
  73                 'initialCapital' => $wgCapitalLinks,
  74                 'deletedDir' => $wgFileStore['deleted']['directory'],
  75                 'deletedHashLevels' => $wgFileStore['deleted']['hash']
  76         );
  77 }
  78 /**
  79  * Initialise shared repo from backwards-compatible settings
  80  */
  81 if ( $wgUseSharedUploads ) {
  82         if ( $wgSharedUploadDBname ) {
  83                 $wgForeignFileRepos[] = array(
  84                         'class' => 'ForeignDBRepo',
  85                         'name' => 'shared',
  86                         'directory' => $wgSharedUploadDirectory,
  87                         'url' => $wgSharedUploadPath,
  88                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
  89                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
  90                         'transformVia404' => !$wgGenerateThumbnailOnParse,
  91                         'dbType' => $wgDBtype,
  92                         'dbServer' => $wgDBserver,
  93                         'dbUser' => $wgDBuser,
  94                         'dbPassword' => $wgDBpassword,
  95                         'dbName' => $wgSharedUploadDBname,
  96                         'dbFlags' => ($wgDebugDumpSql ? DBO_DEBUG : 0) | DBO_DEFAULT,
  97                         'tablePrefix' => $wgSharedUploadDBprefix,
  98                         'hasSharedCache' => $wgCacheSharedUploads,
  99                         'descBaseUrl' => $wgRepositoryBaseUrl,
 100                         'fetchDescription' => $wgFetchCommonsDescriptions,
 101                 );
 102         } else {
 103                 $wgForeignFileRepos[] = array(
 104                         'class' => 'FSRepo',
 105                         'name' => 'shared',
 106                         'directory' => $wgSharedUploadDirectory,
 107                         'url' => $wgSharedUploadPath,
 108                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 109                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 110                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 111                         'descBaseUrl' => $wgRepositoryBaseUrl,
 112                         'fetchDescription' => $wgFetchCommonsDescriptions,
 113                 );
 114         }
 115 }
 116
 117 /**
 118  * Workaround for http://bugs.php.net/bug.php?id=45132
 119  * escapeshellarg() destroys non-ASCII characters if LANG is not a UTF-8 locale
 120  */
 121 if ( version_compare( PHP_VERSION, '5.2.6', '>=' ) ) {
 122         putenv( 'LC_CTYPE=en_US.UTF-8' );
 123         setlocale( LC_CTYPE, 'en_US.UTF-8' );
 124 }
 125
 126 if ( !class_exists( 'AutoLoader' ) ) {
 127         require_once( "$IP/includes/AutoLoader.php" );
 128 }
 129
 130 wfProfileIn( $fname.'-exception' );
 131 require_once( "$IP/includes/Exception.php" );
 132 wfInstallExceptionHandler();
 133 wfProfileOut( $fname.'-exception' );
 134
 135 wfProfileIn( $fname.'-includes' );
 136 require_once( "$IP/includes/GlobalFunctions.php" );
 137 require_once( "$IP/includes/Hooks.php" );
 138 require_once( "$IP/includes/Namespace.php" );
 139 require_once( "$IP/includes/ProxyTools.php" );
 140 require_once( "$IP/includes/ObjectCache.php" );
 141 require_once( "$IP/includes/ImageFunctions.php" );
 142 require_once( "$IP/includes/StubObject.php" );
 143 wfProfileOut( $fname.'-includes' );
 144 wfProfileIn( $fname.'-misc1' );
 145
 146
 147 $wgIP = false; # Load on demand
 148 # Can't stub this one, it sets up $_GET and $_REQUEST in its constructor
 149 $wgRequest = new WebRequest;
 150 if ( function_exists( 'posix_uname' ) ) {
 151         $wguname = posix_uname();
 152         $wgNodeName = $wguname['nodename'];
 153 } else {
 154         $wgNodeName = '';
 155 }
 156
 157 # Useful debug output
 158 if ( $wgCommandLineMode ) {
 159         wfDebug( "\n\nStart command line script $self\n" );
 160 } elseif ( function_exists( 'getallheaders' ) ) {
 161         wfDebug( "\n\nStart request\n" );
 162         wfDebug( $_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'] . "\n" );
 163         $headers = getallheaders();
 164         foreach ($headers as $name => $value) {
 165                 wfDebug( "$name: $value\n" );
 166         }
 167         wfDebug( "\n" );
 168 } elseif( isset( $_SERVER['REQUEST_URI'] ) ) {
 169         wfDebug( $_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'] . "\n" );
 170 }
 171
 172 if( $wgRCFilterByAge ) {
 173         ## Trim down $wgRCLinkDays so that it only lists links which are valid
 174         ## as determined by $wgRCMaxAge.
 175         ## Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 176         sort($wgRCLinkDays);
 177         for( $i = 0; $i < count($wgRCLinkDays); $i++ ) {
 178                 if( $wgRCLinkDays[$i] >= $wgRCMaxAge / ( 3600 * 24 ) ) {
 179                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i+1, false );
 180                         break;
 181                 }
 182         }
 183 }
 184
 185 if ( $wgSkipSkin ) {
 186         $wgSkipSkins[] = $wgSkipSkin;
 187 }
 188
 189 $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 190
 191 if($wgMetaNamespace === FALSE) {
 192         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 193 }
 194
 195 # These are now the same, always
 196 # To determine the user language, use $wgLang->getCode()
 197 $wgContLanguageCode = $wgLanguageCode;
 198
 199 wfProfileOut( $fname.'-misc1' );
 200 wfProfileIn( $fname.'-memcached' );
 201
 202 $wgMemc =& wfGetMainCache();
 203 $messageMemc =& wfGetMessageCacheStorage();
 204 $parserMemc =& wfGetParserCacheStorage();
 205
 206 wfDebug( 'Main cache: ' . get_class( $wgMemc ) .
 207         "\nMessage cache: " . get_class( $messageMemc ) .
 208         "\nParser cache: " . get_class( $parserMemc ) . "\n" );
 209
 210 wfProfileOut( $fname.'-memcached' );
 211 wfProfileIn( $fname.'-SetupSession' );
 212
 213 # Set default shared prefix
 214 if( $wgSharedPrefix === false ) $wgSharedPrefix = $wgDBprefix;
 215
 216 if( !$wgCookiePrefix ) {
 217         if ( in_array('user', $wgSharedTables) && $wgSharedDB && $wgSharedPrefix ) {
 218                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 219         } elseif ( in_array('user', $wgSharedTables) && $wgSharedDB ) {
 220                 $wgCookiePrefix = $wgSharedDB;
 221         } elseif ( $wgDBprefix ) {
 222                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 223         } else {
 224                 $wgCookiePrefix = $wgDBname;
 225         }
 226 }
 227 $wgCookiePrefix = strtr($wgCookiePrefix, "=,; +.\"'\\[", "__________");
 228
 229 # If session.auto_start is there, we can't touch session name
 230 #
 231 if( !wfIniGetBool( 'session.auto_start' ) )
 232         session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 233
 234 if( !$wgCommandLineMode && ( $wgRequest->checkSessionCookie() || isset( $_COOKIE[$wgCookiePrefix.'Token'] ) ) ) {
 235         wfIncrStats( 'request_with_session' );
 236         wfSetupSession();
 237         $wgSessionStarted = true;
 238 } else {
 239         wfIncrStats( 'request_without_session' );
 240         $wgSessionStarted = false;
 241 }
 242
 243 wfProfileOut( $fname.'-SetupSession' );
 244 wfProfileIn( $fname.'-globals' );
 245
 246 $wgContLang = new StubContLang;
 247
 248 // Now that variant lists may be available...
 249 $wgRequest->interpolateTitle();
 250
 251 $wgUser = new StubUser;
 252 $wgLang = new StubUserLang;
 253 $wgOut = new StubObject( 'wgOut', 'OutputPage' );
 254 $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], array( $wgParserConf ) );
 255
 256 $wgMessageCache = new StubObject( 'wgMessageCache', 'MessageCache',
 257         array( $messageMemc, $wgUseDatabaseMessages, $wgMsgCacheExpiry, wfWikiID() ) );
 258
 259 wfProfileOut( $fname.'-globals' );
 260 wfProfileIn( $fname.'-User' );
 261
 262 # Skin setup functions
 263 # Entries can be added to this variable during the inclusion
 264 # of the extension file. Skins can then perform any necessary initialisation.
 265 #
 266 foreach ( $wgSkinExtensionFunctions as $func ) {
 267         call_user_func( $func );
 268 }
 269
 270 if( !is_object( $wgAuth ) ) {
 271         $wgAuth = new StubObject( 'wgAuth', 'AuthPlugin' );
 272         wfRunHooks( 'AuthPluginSetup', array( &$wgAuth ) );
 273 }
 274
 275 wfProfileOut( $fname.'-User' );
 276
 277 wfProfileIn( $fname.'-misc2' );
 278
 279 $wgDeferredUpdateList = array();
 280 $wgPostCommitUpdateList = array();
 281
 282 if ( $wgAjaxSearch ) $wgAjaxExportList[] = 'wfSajaxSearch';
 283 if ( $wgAjaxWatch ) $wgAjaxExportList[] = 'wfAjaxWatch';
 284 if ( $wgAjaxUploadDestCheck ) $wgAjaxExportList[] = 'UploadForm::ajaxGetExistsWarning';
 285 if( $wgAjaxLicensePreview )
 286         $wgAjaxExportList[] = 'UploadForm::ajaxGetLicensePreview';
 287
 288 # Placeholders in case of DB error
 289 $wgTitle = null;
 290 $wgArticle = null;
 291
 292 wfProfileOut( $fname.'-misc2' );
 293 wfProfileIn( $fname.'-extensions' );
 294
 295 # Extension setup functions for extensions other than skins
 296 # Entries should be added to this variable during the inclusion
 297 # of the extension file. This allows the extension to perform
 298 # any necessary initialisation in the fully initialised environment
 299 foreach ( $wgExtensionFunctions as $func ) {
 300         $profName = $fname.'-extensions-'.strval( $func );
 301         wfProfileIn( $profName );
 302         call_user_func( $func );
 303         wfProfileOut( $profName );
 304 }
 305
 306 // For compatibility
 307 wfRunHooks( 'LogPageValidTypes', array( &$wgLogTypes ) );
 308 wfRunHooks( 'LogPageLogName', array( &$wgLogNames ) );
 309 wfRunHooks( 'LogPageLogHeader', array( &$wgLogHeaders ) );
 310 wfRunHooks( 'LogPageActionText', array( &$wgLogActions ) );
 311
 312
 313 wfDebug( "Fully initialised\n" );
 314 $wgFullyInitialised = true;
 315 wfProfileOut( $fname.'-extensions' );
 316 wfProfileOut( $fname );