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