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( $wgUseInstantCommons ) {
 132         $wgForeignFileRepos[] = array(
 133                 'class'                   => 'ForeignAPIRepo',
 134                 'name'                    => 'wikimediacommons',
 135                 'apibase'                 => 'http://commons.wikimedia.org/w/api.php',
 136                 'hashLevels'              => 2,
 137                 'fetchDescription'        => true,
 138                 'descriptionCacheExpiry'  => 43200,
 139                 'apiThumbCacheExpiry'     => 86400,
 140         );
 141 }
 142
 143 if ( !class_exists( 'AutoLoader' ) ) {
 144         require_once( "$IP/includes/AutoLoader.php" );
 145 }
 146
 147 wfProfileIn( $fname.'-exception' );
 148 require_once( "$IP/includes/Exception.php" );
 149 wfInstallExceptionHandler();
 150 wfProfileOut( $fname.'-exception' );
 151
 152 wfProfileIn( $fname.'-includes' );
 153 require_once( "$IP/includes/GlobalFunctions.php" );
 154 require_once( "$IP/includes/Hooks.php" );
 155 require_once( "$IP/includes/Namespace.php" );
 156 require_once( "$IP/includes/ProxyTools.php" );
 157 require_once( "$IP/includes/ObjectCache.php" );
 158 require_once( "$IP/includes/ImageFunctions.php" );
 159 require_once( "$IP/includes/StubObject.php" );
 160 wfProfileOut( $fname.'-includes' );
 161 wfProfileIn( $fname.'-misc1' );
 162
 163 # Raise the memory limit if it's too low
 164 wfMemoryLimit();
 165
 166 /**
 167  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 168  * that happens whenever you use a date function without the timezone being
 169  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 170  */
 171 wfSuppressWarnings();
 172 date_default_timezone_set( date_default_timezone_get() );
 173 wfRestoreWarnings();
 174
 175 $wgIP = false; # Load on demand
 176 # Can't stub this one, it sets up $_GET and $_REQUEST in its constructor
 177 $wgRequest = new WebRequest;
 178
 179 # Useful debug output
 180 if ( $wgCommandLineMode ) {
 181         wfDebug( "\n\nStart command line script $self\n" );
 182 } elseif ( function_exists( 'getallheaders' ) ) {
 183         wfDebug( "\n\nStart request\n" );
 184         wfDebug( $_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'] . "\n" );
 185         $headers = getallheaders();
 186         foreach ($headers as $name => $value) {
 187                 wfDebug( "$name: $value\n" );
 188         }
 189         wfDebug( "\n" );
 190 } elseif( isset( $_SERVER['REQUEST_URI'] ) ) {
 191         wfDebug( "\n\nStart request\n" );
 192         wfDebug( $_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'] . "\n" );
 193         foreach ( $_SERVER as $name => $value ) {
 194                 if ( substr( $name, 0, 5 ) == 'HTTP_' ) {
 195                         $name = substr( $name, 5 );
 196                         wfDebug( "$name: $value\n" );
 197                 }
 198         }
 199         wfDebug( "\n" );
 200 }
 201
 202 if( $wgRCFilterByAge ) {
 203         ## Trim down $wgRCLinkDays so that it only lists links which are valid
 204         ## as determined by $wgRCMaxAge.
 205         ## Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 206         sort($wgRCLinkDays);
 207         for( $i = 0; $i < count($wgRCLinkDays); $i++ ) {
 208                 if( $wgRCLinkDays[$i] >= $wgRCMaxAge / ( 3600 * 24 ) ) {
 209                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i+1, false );
 210                         break;
 211                 }
 212         }
 213 }
 214
 215 if ( $wgSkipSkin ) {
 216         $wgSkipSkins[] = $wgSkipSkin;
 217 }
 218
 219 $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 220
 221 if($wgMetaNamespace === FALSE) {
 222         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 223 }
 224
 225 # These are now the same, always
 226 # To determine the user language, use $wgLang->getCode()
 227 $wgContLanguageCode = $wgLanguageCode;
 228
 229 # Easy to forget to falsify $wgShowIPinHeader for static caches.
 230 # If file cache or squid cache is on, just disable this (DWIMD).
 231 if( $wgUseFileCache || $wgUseSquid ) $wgShowIPinHeader = false;
 232
 233 # $wgAllowRealName and $wgAllowUserSkin were removed in 1.16
 234 # in favor of $wgHiddenPrefs, handle b/c here
 235 if( !$wgAllowRealName ) {
 236         $wgHiddenPrefs[] = 'realname';
 237 }
 238
 239 if( !$wgAllowUserSkin ) {
 240         $wgHiddenPrefs[] = 'skin';
 241 }
 242
 243 if ( !$wgHtml5Version && $wgHtml5 && $wgAllowRdfaAttributes ) {
 244         # see http://www.w3.org/TR/rdfa-in-html/#document-conformance
 245         if ( $wgMimeType == 'application/xhtml+xml' ) $wgHtml5Version = 'XHTML+RDFa 1.0';
 246         else $wgHtml5Version = 'HTML+RDFa 1.0';
 247 }
 248
 249
 250 wfProfileOut( $fname.'-misc1' );
 251 wfProfileIn( $fname.'-memcached' );
 252
 253 $wgMemc =& wfGetMainCache();
 254 $messageMemc =& wfGetMessageCacheStorage();
 255 $parserMemc =& wfGetParserCacheStorage();
 256
 257 wfDebug( 'Main cache: ' . get_class( $wgMemc ) .
 258         "\nMessage cache: " . get_class( $messageMemc ) .
 259         "\nParser cache: " . get_class( $parserMemc ) . "\n" );
 260
 261 wfProfileOut( $fname.'-memcached' );
 262
 263 ## Most of the config is out, some might want to run hooks here.
 264 wfRunHooks( 'SetupAfterCache' );
 265
 266 wfProfileIn( $fname.'-SetupSession' );
 267
 268 # Set default shared prefix
 269 if( $wgSharedPrefix === false ) $wgSharedPrefix = $wgDBprefix;
 270
 271 if( !$wgCookiePrefix ) {
 272         if ( $wgSharedDB && $wgSharedPrefix && in_array('user',$wgSharedTables) ) {
 273                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 274         } elseif ( $wgSharedDB && in_array('user',$wgSharedTables) ) {
 275                 $wgCookiePrefix = $wgSharedDB;
 276         } elseif ( $wgDBprefix ) {
 277                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 278         } else {
 279                 $wgCookiePrefix = $wgDBname;
 280         }
 281 }
 282 $wgCookiePrefix = strtr($wgCookiePrefix, "=,; +.\"'\\[", "__________");
 283
 284 # If session.auto_start is there, we can't touch session name
 285 #
 286 if( !wfIniGetBool( 'session.auto_start' ) )
 287         session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 288
 289 if( !$wgCommandLineMode && ( $wgRequest->checkSessionCookie() || isset( $_COOKIE[$wgCookiePrefix.'Token'] ) ) ) {
 290         wfIncrStats( 'request_with_session' );
 291         wfSetupSession();
 292         $wgSessionStarted = true;
 293 } else {
 294         wfIncrStats( 'request_without_session' );
 295         $wgSessionStarted = false;
 296 }
 297
 298 wfProfileOut( $fname.'-SetupSession' );
 299 wfProfileIn( $fname.'-globals' );
 300
 301 $wgContLang = new StubContLang;
 302
 303 // Now that variant lists may be available...
 304 $wgRequest->interpolateTitle();
 305
 306 $wgUser = new StubUser;
 307 $wgLang = new StubUserLang;
 308 $wgOut = new StubObject( 'wgOut', 'OutputPage' );
 309 $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], array( $wgParserConf ) );
 310
 311 $wgMessageCache = new StubObject( 'wgMessageCache', 'MessageCache',
 312         array( $messageMemc, $wgUseDatabaseMessages, $wgMsgCacheExpiry, wfWikiID() ) );
 313
 314 wfProfileOut( $fname.'-globals' );
 315 wfProfileIn( $fname.'-User' );
 316
 317 # Skin setup functions
 318 # Entries can be added to this variable during the inclusion
 319 # of the extension file. Skins can then perform any necessary initialisation.
 320 #
 321 foreach ( $wgSkinExtensionFunctions as $func ) {
 322         call_user_func( $func );
 323 }
 324
 325 if( !is_object( $wgAuth ) ) {
 326         $wgAuth = new StubObject( 'wgAuth', 'AuthPlugin' );
 327         wfRunHooks( 'AuthPluginSetup', array( &$wgAuth ) );
 328 }
 329
 330 wfProfileOut( $fname.'-User' );
 331
 332 wfProfileIn( $fname.'-misc2' );
 333
 334 $wgDeferredUpdateList = array();
 335 $wgPostCommitUpdateList = array();
 336
 337 if ( $wgAjaxWatch ) $wgAjaxExportList[] = 'wfAjaxWatch';
 338 if ( $wgAjaxUploadDestCheck ) $wgAjaxExportList[] = 'SpecialUpload::ajaxGetExistsWarning';
 339 if( $wgAjaxLicensePreview )
 340         $wgAjaxExportList[] = 'SpecialUpload::ajaxGetLicensePreview';
 341
 342 # Placeholders in case of DB error
 343 $wgTitle = null;
 344 $wgArticle = null;
 345
 346 wfProfileOut( $fname.'-misc2' );
 347 wfProfileIn( $fname.'-extensions' );
 348
 349 # Extension setup functions for extensions other than skins
 350 # Entries should be added to this variable during the inclusion
 351 # of the extension file. This allows the extension to perform
 352 # any necessary initialisation in the fully initialised environment
 353 foreach ( $wgExtensionFunctions as $func ) {
 354         # Allow closures in PHP 5.3+
 355         if ( is_object( $func ) && $func instanceof Closure ) {
 356                 $profName = $fname.'-extensions-closure';
 357         } elseif( is_array( $func ) ) {
 358                 if ( is_object( $func[0] ) )
 359                         $profName = $fname.'-extensions-'.get_class( $func[0] ).'::'.$func[1];
 360                 else
 361                         $profName = $fname.'-extensions-'.implode( '::', $func );
 362         } else {
 363                 $profName = $fname.'-extensions-'.strval( $func );
 364         }
 365
 366         wfProfileIn( $profName );
 367         call_user_func( $func );
 368         wfProfileOut( $profName );
 369 }
 370
 371 // For compatibility
 372 wfRunHooks( 'LogPageValidTypes', array( &$wgLogTypes ) );
 373 wfRunHooks( 'LogPageLogName', array( &$wgLogNames ) );
 374 wfRunHooks( 'LogPageLogHeader', array( &$wgLogHeaders ) );
 375 wfRunHooks( 'LogPageActionText', array( &$wgLogActions ) );
 376
 377 if( !empty($wgNewUserLog) ) {
 378         # Add a new log type
 379         $wgLogTypes[]                        = 'newusers';
 380         $wgLogNames['newusers']              = 'newuserlogpage';
 381         $wgLogHeaders['newusers']            = 'newuserlogpagetext';
 382         $wgLogActions['newusers/newusers']   = 'newuserlogentry'; // For compatibility with older log entries
 383         $wgLogActions['newusers/create']     = 'newuserlog-create-entry';
 384         $wgLogActions['newusers/create2']    = 'newuserlog-create2-entry';
 385         $wgLogActions['newusers/autocreate'] = 'newuserlog-autocreate-entry';
 386 }
 387
 388 wfDebug( "Fully initialised\n" );
 389 $wgFullyInitialised = true;
 390 wfProfileOut( $fname.'-extensions' );
 391 wfProfileOut( $fname );