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
  44 if( $wgLogo === false ) $wgLogo = "$wgStylePath/common/images/wiki.png";
  45
  46 if( $wgUploadPath === false ) $wgUploadPath = "$wgScriptPath/images";
  47 if( $wgUploadDirectory === false ) $wgUploadDirectory = "$IP/images";
  48
  49 if( $wgMathPath === false ) $wgMathPath = "{$wgUploadPath}/math";
  50 if( $wgMathDirectory === false ) $wgMathDirectory = "{$wgUploadDirectory}/math";
  51 if( $wgTmpDirectory === false ) $wgTmpDirectory = "{$wgUploadDirectory}/tmp";
  52
  53 if( $wgReadOnlyFile === false ) $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
  54 if( $wgFileCacheDirectory === false ) $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
  55
  56 if ( empty( $wgFileStore['deleted']['directory'] ) ) {
  57         $wgFileStore['deleted']['directory'] = "{$wgUploadDirectory}/deleted";
  58 }
  59
  60 /**
  61  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
  62  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
  63  *
  64  * Note that this is the definition of editinterface and it can be granted to
  65  * all users if desired.
  66  */
  67 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
  68
  69 /**
  70  * The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
  71  * and "File_talk".  The old names "Image" and "Image_talk" are
  72  * retained as aliases for backwards compatibility.
  73  */
  74 $wgNamespaceAliases['Image'] = NS_FILE;
  75 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
  76
  77 /**
  78  * Initialise $wgLocalFileRepo from backwards-compatible settings
  79  */
  80 if ( !$wgLocalFileRepo ) {
  81         $wgLocalFileRepo = array(
  82                 'class' => 'LocalRepo',
  83                 'name' => 'local',
  84                 'directory' => $wgUploadDirectory,
  85                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
  86                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
  87                 'thumbScriptUrl' => $wgThumbnailScriptPath,
  88                 'transformVia404' => !$wgGenerateThumbnailOnParse,
  89                 'deletedDir' => $wgFileStore['deleted']['directory'],
  90                 'deletedHashLevels' => $wgFileStore['deleted']['hash']
  91         );
  92 }
  93 /**
  94  * Initialise shared repo from backwards-compatible settings
  95  */
  96 if ( $wgUseSharedUploads ) {
  97         if ( $wgSharedUploadDBname ) {
  98                 $wgForeignFileRepos[] = array(
  99                         'class' => 'ForeignDBRepo',
 100                         'name' => 'shared',
 101                         'directory' => $wgSharedUploadDirectory,
 102                         'url' => $wgSharedUploadPath,
 103                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 104                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 105                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 106                         'dbType' => $wgDBtype,
 107                         'dbServer' => $wgDBserver,
 108                         'dbUser' => $wgDBuser,
 109                         'dbPassword' => $wgDBpassword,
 110                         'dbName' => $wgSharedUploadDBname,
 111                         'dbFlags' => ($wgDebugDumpSql ? DBO_DEBUG : 0) | DBO_DEFAULT,
 112                         'tablePrefix' => $wgSharedUploadDBprefix,
 113                         'hasSharedCache' => $wgCacheSharedUploads,
 114                         'descBaseUrl' => $wgRepositoryBaseUrl,
 115                         'fetchDescription' => $wgFetchCommonsDescriptions,
 116                 );
 117         } else {
 118                 $wgForeignFileRepos[] = array(
 119                         'class' => 'FSRepo',
 120                         'name' => 'shared',
 121                         'directory' => $wgSharedUploadDirectory,
 122                         'url' => $wgSharedUploadPath,
 123                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 124                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 125                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 126                         'descBaseUrl' => $wgRepositoryBaseUrl,
 127                         'fetchDescription' => $wgFetchCommonsDescriptions,
 128                 );
 129         }
 130 }
 131 if ( !class_exists( 'AutoLoader' ) ) {
 132         require_once( "$IP/includes/AutoLoader.php" );
 133 }
 134
 135 wfProfileIn( $fname.'-exception' );
 136 require_once( "$IP/includes/Exception.php" );
 137 wfInstallExceptionHandler();
 138 wfProfileOut( $fname.'-exception' );
 139
 140 wfProfileIn( $fname.'-includes' );
 141 require_once( "$IP/includes/GlobalFunctions.php" );
 142 require_once( "$IP/includes/Hooks.php" );
 143 require_once( "$IP/includes/Namespace.php" );
 144 require_once( "$IP/includes/ProxyTools.php" );
 145 require_once( "$IP/includes/ObjectCache.php" );
 146 require_once( "$IP/includes/ImageFunctions.php" );
 147 require_once( "$IP/includes/StubObject.php" );
 148 wfProfileOut( $fname.'-includes' );
 149 wfProfileIn( $fname.'-misc1' );
 150 # Raise the memory limit if it's too low
 151 wfMemoryLimit();
 152
 153 $wgIP = false; # Load on demand
 154 # Can't stub this one, it sets up $_GET and $_REQUEST in its constructor
 155 $wgRequest = new WebRequest;
 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( "\n\nStart request\n" );
 170         wfDebug( $_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'] . "\n" );
 171         foreach ( $_SERVER as $name => $value ) {
 172                 if ( substr( $name, 0, 5 ) == 'HTTP_' ) {
 173                         $name = substr( $name, 5 );
 174                         wfDebug( "$name: $value\n" );
 175                 }
 176         }
 177         wfDebug( "\n" );
 178 }
 179
 180 if( $wgRCFilterByAge ) {
 181         ## Trim down $wgRCLinkDays so that it only lists links which are valid
 182         ## as determined by $wgRCMaxAge.
 183         ## Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 184         sort($wgRCLinkDays);
 185         for( $i = 0; $i < count($wgRCLinkDays); $i++ ) {
 186                 if( $wgRCLinkDays[$i] >= $wgRCMaxAge / ( 3600 * 24 ) ) {
 187                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i+1, false );
 188                         break;
 189                 }
 190         }
 191 }
 192
 193 if ( $wgSkipSkin ) {
 194         $wgSkipSkins[] = $wgSkipSkin;
 195 }
 196
 197 $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 198
 199 if($wgMetaNamespace === FALSE) {
 200         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 201 }
 202
 203 # These are now the same, always
 204 # To determine the user language, use $wgLang->getCode()
 205 $wgContLanguageCode = $wgLanguageCode;
 206
 207 # Easy to forget to falsify $wgShowIPinHeader for static caches.
 208 # If file cache or squid cache is on, just disable this (DWIMD).
 209 if( $wgUseFileCache || $wgUseSquid ) $wgShowIPinHeader = false;
 210
 211 # $wgAllowRealName and $wgAllowUserSkin were removed in 1.16
 212 # in favor of $wgHiddenPrefs, handle b/c here
 213 if( !$wgAllowRealName ) {
 214         $wgHiddenPrefs[] = 'realname';
 215 }
 216
 217 if( !$wgAllowUserSkin ) {
 218         $wgHiddenPrefs[] = 'skin';
 219 }
 220
 221 wfProfileOut( $fname.'-misc1' );
 222 wfProfileIn( $fname.'-memcached' );
 223
 224 $wgMemc =& wfGetMainCache();
 225 $messageMemc =& wfGetMessageCacheStorage();
 226 $parserMemc =& wfGetParserCacheStorage();
 227
 228 wfDebug( 'Main cache: ' . get_class( $wgMemc ) .
 229         "\nMessage cache: " . get_class( $messageMemc ) .
 230         "\nParser cache: " . get_class( $parserMemc ) . "\n" );
 231
 232 wfProfileOut( $fname.'-memcached' );
 233
 234 ## Most of the config is out, some might want to run hooks here.
 235 wfRunHooks( 'SetupAfterCache' );
 236
 237 wfProfileIn( $fname.'-SetupSession' );
 238
 239 # Set default shared prefix
 240 if( $wgSharedPrefix === false ) $wgSharedPrefix = $wgDBprefix;
 241
 242 if( !$wgCookiePrefix ) {
 243         if ( $wgSharedDB && $wgSharedPrefix && in_array('user',$wgSharedTables) ) {
 244                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 245         } elseif ( $wgSharedDB && in_array('user',$wgSharedTables) ) {
 246                 $wgCookiePrefix = $wgSharedDB;
 247         } elseif ( $wgDBprefix ) {
 248                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 249         } else {
 250                 $wgCookiePrefix = $wgDBname;
 251         }
 252 }
 253 $wgCookiePrefix = strtr($wgCookiePrefix, "=,; +.\"'\\[", "__________");
 254
 255 # If session.auto_start is there, we can't touch session name
 256 #
 257 if( !wfIniGetBool( 'session.auto_start' ) )
 258         session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 259
 260 if( !$wgCommandLineMode && ( $wgRequest->checkSessionCookie() || isset( $_COOKIE[$wgCookiePrefix.'Token'] ) ) ) {
 261         wfIncrStats( 'request_with_session' );
 262         wfSetupSession();
 263         $wgSessionStarted = true;
 264 } else {
 265         wfIncrStats( 'request_without_session' );
 266         $wgSessionStarted = false;
 267 }
 268
 269 wfProfileOut( $fname.'-SetupSession' );
 270 wfProfileIn( $fname.'-globals' );
 271
 272 $wgContLang = new StubContLang;
 273
 274 // Now that variant lists may be available...
 275 $wgRequest->interpolateTitle();
 276
 277 $wgUser = new StubUser;
 278 $wgLang = new StubUserLang;
 279 $wgOut = new StubObject( 'wgOut', 'OutputPage' );
 280 $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], array( $wgParserConf ) );
 281
 282 $wgMessageCache = new StubObject( 'wgMessageCache', 'MessageCache',
 283         array( $messageMemc, $wgUseDatabaseMessages, $wgMsgCacheExpiry, wfWikiID() ) );
 284
 285 wfProfileOut( $fname.'-globals' );
 286 wfProfileIn( $fname.'-User' );
 287
 288 # Skin setup functions
 289 # Entries can be added to this variable during the inclusion
 290 # of the extension file. Skins can then perform any necessary initialisation.
 291 #
 292 foreach ( $wgSkinExtensionFunctions as $func ) {
 293         call_user_func( $func );
 294 }
 295
 296 if( !is_object( $wgAuth ) ) {
 297         $wgAuth = new StubObject( 'wgAuth', 'AuthPlugin' );
 298         wfRunHooks( 'AuthPluginSetup', array( &$wgAuth ) );
 299 }
 300
 301 wfProfileOut( $fname.'-User' );
 302
 303 wfProfileIn( $fname.'-misc2' );
 304
 305 $wgDeferredUpdateList = array();
 306 $wgPostCommitUpdateList = array();
 307
 308 if ( $wgAjaxWatch ) $wgAjaxExportList[] = 'wfAjaxWatch';
 309 if ( $wgAjaxUploadDestCheck ) $wgAjaxExportList[] = 'SpecialUpload::ajaxGetExistsWarning';
 310 if( $wgAjaxLicensePreview )
 311         $wgAjaxExportList[] = 'SpecialUpload::ajaxGetLicensePreview';
 312
 313 # Placeholders in case of DB error
 314 $wgTitle = null;
 315 $wgArticle = null;
 316
 317 wfProfileOut( $fname.'-misc2' );
 318 wfProfileIn( $fname.'-extensions' );
 319
 320 # load the $wgExtensionMessagesFiles for the script loader
 321 # this can't be done in a normal extension type way
 322 # since the script-loader is an entry point
 323 #
 324 $wgExtensionMessagesFiles['mwEmbed'] = "{$IP}/js2/mwEmbed/php/languages/mwEmbed.i18n.php";
 325
 326 # Include the js2/mwEmbed autoLoadClasses if js2 is enabled
 327 if( $wgEnableJS2system ){
 328         require_once("$IP/js2/mwEmbed/php/jsAutoloadLocalClasses.php");
 329 }
 330
 331 # Extension setup functions for extensions other than skins
 332 # Entries should be added to this variable during the inclusion
 333 # of the extension file. This allows the extension to perform
 334 # any necessary initialisation in the fully initialised environment
 335 foreach ( $wgExtensionFunctions as $func ) {
 336         # Allow closures in PHP 5.3+
 337         if ( is_object( $func ) && $func instanceof Closure ) {
 338                 $profName = $fname.'-extensions-closure';
 339         } elseif( is_array( $func ) ) {
 340                 if ( is_object( $func[0] ) )
 341                         $profName = $fname.'-extensions-'.get_class( $func[0] ).'::'.$func[1];
 342                 else
 343                         $profName = $fname.'-extensions-'.implode( '::', $func );
 344         } else {
 345                 $profName = $fname.'-extensions-'.strval( $func );
 346         }
 347
 348         wfProfileIn( $profName );
 349         call_user_func( $func );
 350         wfProfileOut( $profName );
 351 }
 352
 353 // For compatibility
 354 wfRunHooks( 'LogPageValidTypes', array( &$wgLogTypes ) );
 355 wfRunHooks( 'LogPageLogName', array( &$wgLogNames ) );
 356 wfRunHooks( 'LogPageLogHeader', array( &$wgLogHeaders ) );
 357 wfRunHooks( 'LogPageActionText', array( &$wgLogActions ) );
 358
 359 if( !empty($wgNewUserLog) ) {
 360         # Add a new log type
 361         $wgLogTypes[]                        = 'newusers';
 362         $wgLogNames['newusers']              = 'newuserlogpage';
 363         $wgLogHeaders['newusers']            = 'newuserlogpagetext';
 364         $wgLogActions['newusers/newusers']   = 'newuserlogentry'; // For compatibility with older log entries
 365         $wgLogActions['newusers/create']     = 'newuserlog-create-entry';
 366         $wgLogActions['newusers/create2']    = 'newuserlog-create2-entry';
 367         $wgLogActions['newusers/autocreate'] = 'newuserlog-autocreate-entry';
 368 }
 369
 370 wfDebug( "Fully initialised\n" );
 371 $wgFullyInitialised = true;
 372 wfProfileOut( $fname.'-extensions' );
 373 wfProfileOut( $fname );