index.php

   1 <?php
   2 /**
   3  * Main wiki script; see docs/design.txt
   4  * @package MediaWiki
   5  */
   6 $wgRequestTime = microtime();
   7
   8 # getrusage() does not exist on the Window$ platform, catching this
   9 if ( function_exists ( 'getrusage' ) ) {
  10         $wgRUstart = getrusage();
  11 } else {
  12         $wgRUstart = array() ;
  13 }
  14
  15 unset( $IP );
  16 @ini_set( 'allow_url_fopen', 0 ); # For security...
  17
  18 if ( isset( $_REQUEST['GLOBALS'] ) ) {
  19         die( '<a href="http://www.hardened-php.net/index.76.html">$GLOBALS overwrite vulnerability</a>');
  20 }
  21
  22 # Valid web server entry point, enable includes.
  23 # Please don't move this line to includes/Defines.php. This line essentially defines
  24 # a valid entry point. If you put it in includes/Defines.php, then any script that includes
  25 # it becomes an entry point, thereby defeating its purpose.
  26 define( 'MEDIAWIKI', true );
  27 require_once( './includes/Defines.php' );
  28
  29 if( !file_exists( 'LocalSettings.php' ) ) {
  30         $IP = "." ;
  31         require_once( 'includes/DefaultSettings.php' ); # used for printing the version
  32 ?>
  33 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
  34 <html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en' lang='en'>
  35         <head>
  36                 <title>MediaWiki <?php echo $wgVersion ?></title>
  37                 <meta http-equiv='Content-Type' content='text/html; charset=utf-8' />
  38                 <style type='text/css' media='screen, projection'>
  39                         html, body {
  40                                 color: #000;
  41                                 background-color: #fff;
  42                                 font-family: sans-serif;
  43                                 text-align: center;
  44                         }
  45
  46                         h1 {
  47                                 font-size: 150%;
  48                         }
  49                 </style>
  50         </head>
  51         <body>
  52                 <img src='skins/common/images/mediawiki.png' alt='The MediaWiki logo' />
  53
  54                 <h1>MediaWiki <?php echo $wgVersion ?></h1>
  55                 <div class='error'>
  56                 <?php
  57                 if ( file_exists( 'config/LocalSettings.php' ) ) {
  58                         echo( "To complete the installation, move <tt>config/LocalSettings.php</tt> to the parent directory." );
  59                 } else {
  60                         echo( "Please <a href='config/index.php' title='setup'>setup the wiki</a> first." );
  61                 }
  62                 ?>
  63
  64                 </div>
  65         </body>
  66 </html>
  67 <?php
  68         die();
  69 }
  70
  71 require_once( './LocalSettings.php' );
  72 require_once( 'includes/Setup.php' );
  73
  74 wfProfileIn( 'main-misc-setup' );
  75 OutputPage::setEncodings(); # Not really used yet
  76
  77 # Query string fields
  78 $action = $wgRequest->getVal( 'action', 'view' );
  79 $title = $wgRequest->getVal( 'title' );
  80
  81 if ($wgRequest->getVal( 'printable' ) == 'yes') {
  82         $wgOut->setPrintable();
  83 }
  84
  85 if ( '' == $title && 'delete' != $action ) {
  86         $wgTitle = Title::newFromText( wfMsgForContent( 'mainpage' ) );
  87 } elseif ( $curid = $wgRequest->getInt( 'curid' ) ) {
  88         # URLs like this are generated by RC, because rc_title isn't always accurate
  89         $wgTitle = Title::newFromID( $curid );
  90 } else {
  91         $wgTitle = Title::newFromURL( $title );
  92         /* check variant links so that interwiki links don't have to worry about
  93            the possible different language variants
  94         */
  95         if( count($wgContLang->getVariants()) > 1 && !is_null($wgTitle) && $wgTitle->getArticleID() == 0 )
  96                 $wgContLang->findVariantLink( $title, $wgTitle );
  97
  98 }
  99 wfProfileOut( 'main-misc-setup' );
 100
 101 # Debug statement for user levels
 102 // print_r($wgUser);
 103
 104 $search = $wgRequest->getText( 'search' );
 105 if( !is_null( $search ) && $search !== '' ) {
 106         // Compatibility with old search URLs which didn't use Special:Search
 107         // Do this above the read whitelist check for security...
 108         $wgTitle = Title::makeTitle( NS_SPECIAL, 'Search' );
 109 }
 110
 111 # If the user is not logged in, the Namespace:title of the article must be in
 112 # the Read array in order for the user to see it. (We have to check here to
 113 # catch special pages etc. We check again in Article::view())
 114 if ( !is_null( $wgTitle ) && !$wgTitle->userCanRead() ) {
 115         $wgOut->loginToUse();
 116         $wgOut->output();
 117         exit;
 118 }
 119
 120 wfProfileIn( 'main-action' );
 121
 122 require_once( "includes/Wiki.php" ) ;
 123 $mediaWiki = new MediaWiki() ;
 124
 125 if( !$wgDisableInternalSearch && !is_null( $search ) && $search !== '' ) {
 126         require_once( 'includes/SpecialSearch.php' );
 127         $wgTitle = Title::makeTitle( NS_SPECIAL, 'Search' );
 128         wfSpecialSearch();
 129 } else if( !$wgTitle or $wgTitle->getDBkey() == '' ) {
 130         $wgTitle = Title::newFromText( wfMsgForContent( 'badtitle' ) );
 131         $wgOut->errorpage( 'badtitle', 'badtitletext' );
 132 } else if ( $wgTitle->getInterwiki() != '' ) {
 133         if( $rdfrom = $wgRequest->getVal( 'rdfrom' ) ) {
 134                 $url = $wgTitle->getFullURL( 'rdfrom=' . urlencode( $rdfrom ) );
 135         } else {
 136                 $url = $wgTitle->getFullURL();
 137         }
 138         # Check for a redirect loop
 139         if ( !preg_match( '/^' . preg_quote( $wgServer, '/' ) . '/', $url ) && $wgTitle->isLocal() ) {
 140                 $wgOut->redirect( $url );
 141         } else {
 142                 $wgTitle = Title::newFromText( wfMsgForContent( 'badtitle' ) );
 143                 $wgOut->errorpage( 'badtitle', 'badtitletext' );
 144         }
 145 } else if ( $mediaWiki->initializeSpecialCases( $wgTitle , $wgOut , $action ) ) {
 146         # Do nothing, everything was already done by $mediaWiki
 147
 148 } else {
 149
 150
 151         $wgArticle = $mediaWiki->initializeArticle( $wgTitle, $wgRequest, $action );
 152
 153         if( in_array( $action, $wgDisabledActions ) ) {
 154                 $wgOut->errorpage( 'nosuchaction', 'nosuchactiontext' );
 155         } else {
 156                 $mediaWiki->setVal( "SquidMaxage", $wgSquidMaxage );
 157                 $mediaWiki->setVal( "EnableDublinCoreRdf", $wgEnableDublinCoreRdf );
 158                 $mediaWiki->setVal( "EnableCreativeCommonsRdf", $wgEnableCreativeCommonsRdf );
 159                 $mediaWiki->setVal( "CommandLineMode", $wgCommandLineMode );
 160                 $mediaWiki->setVal( "UseExternalEditor", $wgUseExternalEditor );
 161                 $mediaWiki->performAction( $action, $wgOut, $wgArticle, $wgTitle, $wgUser, $wgRequest );
 162         }
 163
 164
 165 }
 166 wfProfileOut( 'main-action' );
 167
 168 # Deferred updates aren't really deferred anymore. It's important to report errors to the
 169 # user, and that means doing this before OutputPage::output(). Note that for page saves,
 170 # the client will wait until the script exits anyway before following the redirect.
 171 wfProfileIn( 'main-updates' );
 172 foreach( $wgDeferredUpdateList as $up ) {
 173         $up->doUpdate();
 174 }
 175 wfProfileOut( 'main-updates' );
 176
 177 wfProfileIn( 'main-cleanup' );
 178 $wgLoadBalancer->saveMasterPos();
 179
 180 # Now commit any transactions, so that unreported errors after output() don't roll back the whole thing
 181 $wgLoadBalancer->commitAll();
 182
 183 $wgOut->output();
 184
 185 foreach( $wgPostCommitUpdateList as $up ) {
 186         $up->doUpdate();
 187 }
 188
 189 wfProfileOut( 'main-cleanup' );
 190
 191 wfProfileClose();
 192 logProfilingData();
 193 $wgLoadBalancer->closeAll();
 194 wfDebug( "Request ended normally\n" );
 195 ?>