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  * 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                 'initialCapital' => $wgCapitalLinks,
  91                 'deletedDir' => $wgFileStore['deleted']['directory'],
  92                 'deletedHashLevels' => $wgFileStore['deleted']['hash']
  93         );
  94 }
  95 /**
  96  * Initialise shared repo from backwards-compatible settings
  97  */
  98 if ( $wgUseSharedUploads ) {
  99         if ( $wgSharedUploadDBname ) {
 100                 $wgForeignFileRepos[] = array(
 101                         'class' => 'ForeignDBRepo',
 102                         'name' => 'shared',
 103                         'directory' => $wgSharedUploadDirectory,
 104                         'url' => $wgSharedUploadPath,
 105                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 106                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 107                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 108                         'dbType' => $wgDBtype,
 109                         'dbServer' => $wgDBserver,
 110                         'dbUser' => $wgDBuser,
 111                         'dbPassword' => $wgDBpassword,
 112                         'dbName' => $wgSharedUploadDBname,
 113                         'dbFlags' => ($wgDebugDumpSql ? DBO_DEBUG : 0) | DBO_DEFAULT,
 114                         'tablePrefix' => $wgSharedUploadDBprefix,
 115                         'hasSharedCache' => $wgCacheSharedUploads,
 116                         'descBaseUrl' => $wgRepositoryBaseUrl,
 117                         'fetchDescription' => $wgFetchCommonsDescriptions,
 118                 );
 119         } else {
 120                 $wgForeignFileRepos[] = array(
 121                         'class' => 'FSRepo',
 122                         'name' => 'shared',
 123                         'directory' => $wgSharedUploadDirectory,
 124                         'url' => $wgSharedUploadPath,
 125                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 126                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 127                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 128                         'descBaseUrl' => $wgRepositoryBaseUrl,
 129                         'fetchDescription' => $wgFetchCommonsDescriptions,
 130                 );
 131         }
 132 }
 133 if ( !class_exists( 'AutoLoader' ) ) {
 134         require_once( "$IP/includes/AutoLoader.php" );
 135 }
 136
 137 wfProfileIn( $fname.'-exception' );
 138 require_once( "$IP/includes/Exception.php" );
 139 wfInstallExceptionHandler();
 140 wfProfileOut( $fname.'-exception' );
 141
 142 wfProfileIn( $fname.'-includes' );
 143 require_once( "$IP/includes/GlobalFunctions.php" );
 144 require_once( "$IP/includes/Hooks.php" );
 145 require_once( "$IP/includes/Namespace.php" );
 146 require_once( "$IP/includes/ProxyTools.php" );
 147 require_once( "$IP/includes/ObjectCache.php" );
 148 require_once( "$IP/includes/ImageFunctions.php" );
 149 require_once( "$IP/includes/StubObject.php" );
 150 wfProfileOut( $fname.'-includes' );
 151 wfProfileIn( $fname.'-misc1' );
 152 # Raise the memory limit if it's too low
 153 global $wgMemoryLimit;
 154 $memlimit = ini_get( "memory_limit" );
 155 if( !( empty( $memlimit ) || $memlimit == -1 ) ) {
 156         if( wfParseMemoryLimit( $memlimit ) < wfParseMemoryLimit( $wgMemoryLimit ) ) {
 157                 wfDebug( "\n\nRaise PHP's memory limit from $memlimit to $wgMemoryLimit\n" );
 158                 wfEnableWarnings();
 159                 ini_set( "memory_limit", $wgMemoryLimit );
 160                 wfDisableWarnings();
 161         }
 162 }
 163
 164 $wgIP = false; # Load on demand
 165 # Can't stub this one, it sets up $_GET and $_REQUEST in its constructor
 166 $wgRequest = new WebRequest;
 167
 168 # Useful debug output
 169 if ( $wgCommandLineMode ) {
 170         wfDebug( "\n\nStart command line script $self\n" );
 171 } elseif ( function_exists( 'getallheaders' ) ) {
 172         wfDebug( "\n\nStart request\n" );
 173         wfDebug( $_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'] . "\n" );
 174         $headers = getallheaders();
 175         foreach ($headers as $name => $value) {
 176                 wfDebug( "$name: $value\n" );
 177         }
 178         wfDebug( "\n" );
 179 } elseif( isset( $_SERVER['REQUEST_URI'] ) ) {
 180         wfDebug( $_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'] . "\n" );
 181 }
 182
 183 if( $wgRCFilterByAge ) {
 184         ## Trim down $wgRCLinkDays so that it only lists links which are valid
 185         ## as determined by $wgRCMaxAge.
 186         ## Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 187         sort($wgRCLinkDays);
 188         for( $i = 0; $i < count($wgRCLinkDays); $i++ ) {
 189                 if( $wgRCLinkDays[$i] >= $wgRCMaxAge / ( 3600 * 24 ) ) {
 190                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i+1, false );
 191                         break;
 192                 }
 193         }
 194 }
 195
 196 if ( $wgSkipSkin ) {
 197         $wgSkipSkins[] = $wgSkipSkin;
 198 }
 199
 200 $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 201
 202 if($wgMetaNamespace === FALSE) {
 203         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 204 }
 205
 206 # These are now the same, always
 207 # To determine the user language, use $wgLang->getCode()
 208 $wgContLanguageCode = $wgLanguageCode;
 209
 210 # Easy to forget to falsify $wgShowIPinHeader for static caches.
 211 # If file cache or squid cache is on, just disable this (DWIMD).
 212 if( $wgUseFileCache || $wgUseSquid ) $wgShowIPinHeader = false;
 213
 214 # $wgAllowRealName and $wgAllowUserSkin were removed in 1.16
 215 # in favor of $wgHiddenPrefs, handle b/c here
 216 if( !$wgAllowRealName ) {
 217         $wgHiddenPrefs[] = 'realname';
 218 }
 219
 220 if( !$wgAllowUserSkin ) {
 221         $wgHiddenPrefs[] = 'skin';
 222 }
 223
 224 wfProfileOut( $fname.'-misc1' );
 225 wfProfileIn( $fname.'-memcached' );
 226
 227 $wgMemc =& wfGetMainCache();
 228 $messageMemc =& wfGetMessageCacheStorage();
 229 $parserMemc =& wfGetParserCacheStorage();
 230
 231 wfDebug( 'Main cache: ' . get_class( $wgMemc ) .
 232         "\nMessage cache: " . get_class( $messageMemc ) .
 233         "\nParser cache: " . get_class( $parserMemc ) . "\n" );
 234
 235 wfProfileOut( $fname.'-memcached' );
 236
 237 ## Most of the config is out, some might want to run hooks here.
 238 wfRunHooks( 'SetupAfterCache' );
 239
 240 wfProfileIn( $fname.'-SetupSession' );
 241
 242 # Set default shared prefix
 243 if( $wgSharedPrefix === false ) $wgSharedPrefix = $wgDBprefix;
 244
 245 if( !$wgCookiePrefix ) {
 246         if ( $wgSharedDB && $wgSharedPrefix && in_array('user',$wgSharedTables) ) {
 247                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 248         } elseif ( $wgSharedDB && in_array('user',$wgSharedTables) ) {
 249                 $wgCookiePrefix = $wgSharedDB;
 250         } elseif ( $wgDBprefix ) {
 251                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 252         } else {
 253                 $wgCookiePrefix = $wgDBname;
 254         }
 255 }
 256 $wgCookiePrefix = strtr($wgCookiePrefix, "=,; +.\"'\\[", "__________");
 257
 258 # If session.auto_start is there, we can't touch session name
 259 #
 260 if( !wfIniGetBool( 'session.auto_start' ) )
 261         session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 262
 263 if( !$wgCommandLineMode && ( $wgRequest->checkSessionCookie() || isset( $_COOKIE[$wgCookiePrefix.'Token'] ) ) ) {
 264         wfIncrStats( 'request_with_session' );
 265         wfSetupSession();
 266         $wgSessionStarted = true;
 267 } else {
 268         wfIncrStats( 'request_without_session' );
 269         $wgSessionStarted = false;
 270 }
 271
 272 wfProfileOut( $fname.'-SetupSession' );
 273 wfProfileIn( $fname.'-globals' );
 274
 275 $wgContLang = new StubContLang;
 276
 277 // Now that variant lists may be available...
 278 $wgRequest->interpolateTitle();
 279
 280 $wgUser = new StubUser;
 281 $wgLang = new StubUserLang;
 282 $wgVariant = new StubUserVariant;
 283 $wgOut = new StubObject( 'wgOut', 'OutputPage' );
 284 $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], array( $wgParserConf ) );
 285
 286 $wgMessageCache = new StubObject( 'wgMessageCache', 'MessageCache',
 287         array( $messageMemc, $wgUseDatabaseMessages, $wgMsgCacheExpiry, wfWikiID() ) );
 288
 289 wfProfileOut( $fname.'-globals' );
 290 wfProfileIn( $fname.'-User' );
 291
 292 # Skin setup functions
 293 # Entries can be added to this variable during the inclusion
 294 # of the extension file. Skins can then perform any necessary initialisation.
 295 #
 296 foreach ( $wgSkinExtensionFunctions as $func ) {
 297         call_user_func( $func );
 298 }
 299
 300 if( !is_object( $wgAuth ) ) {
 301         $wgAuth = new StubObject( 'wgAuth', 'AuthPlugin' );
 302         wfRunHooks( 'AuthPluginSetup', array( &$wgAuth ) );
 303 }
 304
 305 wfProfileOut( $fname.'-User' );
 306
 307 wfProfileIn( $fname.'-misc2' );
 308
 309 $wgDeferredUpdateList = array();
 310 $wgPostCommitUpdateList = array();
 311
 312 if ( $wgAjaxWatch ) $wgAjaxExportList[] = 'wfAjaxWatch';
 313 if ( $wgAjaxUploadDestCheck ) $wgAjaxExportList[] = 'UploadForm::ajaxGetExistsWarning';
 314 if( $wgAjaxLicensePreview )
 315         $wgAjaxExportList[] = 'UploadForm::ajaxGetLicensePreview';
 316
 317 # Placeholders in case of DB error
 318 $wgTitle = null;
 319 $wgArticle = null;
 320
 321 wfProfileOut( $fname.'-misc2' );
 322 wfProfileIn( $fname.'-extensions' );
 323
 324 /*
 325  * load the $wgExtensionMessagesFiles for the script loader
 326  * this can't be done in a normal extension type way
 327  * since the script-loader is an entry point
 328  */
 329 if( $wgEnableScriptLoader && strpos( wfGetScriptUrl(), "mwScriptLoader.php" ) !== false ){
 330         $wgExtensionMessagesFiles['mwEmbed'] = "{$IP}/js2/mwEmbed/php/languages/mwEmbed.i18n.php";
 331 }
 332
 333
 334 # Extension setup functions for extensions other than skins
 335 # Entries should be added to this variable during the inclusion
 336 # of the extension file. This allows the extension to perform
 337 # any necessary initialisation in the fully initialised environment
 338 foreach ( $wgExtensionFunctions as $func ) {
 339         # Allow closures in PHP 5.3+
 340         if ( is_object( $func ) && $func instanceof Closure ) {
 341                 $profName = $fname.'-extensions-closure';
 342         } elseif( is_array( $func ) ) {
 343                 if ( is_object( $func[0] ) )
 344                         $profName = $fname.'-extensions-'.get_class( $func[0] ).'::'.$func[1];
 345                 else
 346                         $profName = $fname.'-extensions-'.implode( '::', $func );
 347         } else {
 348                 $profName = $fname.'-extensions-'.strval( $func );
 349         }
 350
 351         wfProfileIn( $profName );
 352         call_user_func( $func );
 353         wfProfileOut( $profName );
 354 }
 355
 356 // For compatibility
 357 wfRunHooks( 'LogPageValidTypes', array( &$wgLogTypes ) );
 358 wfRunHooks( 'LogPageLogName', array( &$wgLogNames ) );
 359 wfRunHooks( 'LogPageLogHeader', array( &$wgLogHeaders ) );
 360 wfRunHooks( 'LogPageActionText', array( &$wgLogActions ) );
 361
 362 if( !empty($wgNewUserLog) ) {
 363         # Add a new log type
 364         $wgLogTypes[]                        = 'newusers';
 365         $wgLogNames['newusers']              = 'newuserlogpage';
 366         $wgLogHeaders['newusers']            = 'newuserlogpagetext';
 367         $wgLogActions['newusers/newusers']   = 'newuserlogentry'; // For compatibility with older log entries
 368         $wgLogActions['newusers/create']     = 'newuserlog-create-entry';
 369         $wgLogActions['newusers/create2']    = 'newuserlog-create2-entry';
 370         $wgLogActions['newusers/autocreate'] = 'newuserlog-autocreate-entry';
 371 }
 372
 373 wfDebug( "Fully initialised\n" );
 374 $wgFullyInitialised = true;
 375 wfProfileOut( $fname.'-extensions' );
 376 wfProfileOut( $fname );