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