index.php

   1 <?php
   2 # Main wiki script; see design.doc
   3 #
   4 $wgRequestTime = microtime();
   5
   6 unset( $IP );
   7 ini_set( "allow_url_fopen", 0 ); # For security...
   8 if(!file_exists("LocalSettings.php")) {
   9         die( "You'll have to <a href='config/index.php'>set the wiki up</a> first!" );
  10 }
  11 include_once( "./LocalSettings.php" );
  12
  13 if( $wgSitename == "MediaWiki" ) {
  14         die( "You must set the site name in \$wgSitename before installation.\n\n" );
  15 }
  16
  17 # Windows requires ';' as separator, ':' for Unix
  18 $sep = strchr( $include_path = ini_get( "include_path" ), ";" ) ? ";" : ":";
  19 ini_set( "include_path", "$IP$sep$include_path" );
  20
  21 include_once( "Setup.php" );
  22
  23 wfProfileIn( "main-misc-setup" );
  24 OutputPage::setEncodings(); # Not really used yet
  25
  26 # Query string fields
  27 #
  28 global $action, $title, $search, $go, $target, $printable;
  29 global $returnto, $diff, $oldid, $curid;
  30
  31 # Placeholders in case of DB error
  32 $wgTitle = Title::newFromText( wfMsg( "badtitle" ) );
  33 $wgArticle = new Article($wgTitle);
  34
  35 $action = strtolower( trim( $action ) );
  36 if ( "" == $action ) { $action = "view"; }
  37 if ( "yes" == $printable ) { $wgOut->setPrintable(); }
  38
  39 if ( "" == $title && "delete" != $action ) {
  40         $wgTitle = Title::newFromText( wfMsg( "mainpage" ) );
  41 } elseif ( $curid ) {
  42         # URLs like this are generated by RC, because rc_title isn't always accurate
  43         $wgTitle = Title::newFromID( $curid );
  44 } else {
  45         $wgTitle = Title::newFromURL( $title );
  46 }
  47 wfProfileOut( "main-misc-setup" );
  48
  49 # If the user is not logged in, the Namespace:title of the article must be in the Read array in
  50 #  order for the user to see it.
  51 if ( !$wgUser->getID() && is_array( $wgWhitelistRead ) && $wgTitle) {
  52         if ( !in_array( $wgLang->getNsText( $wgTitle->getNamespace() ) . ":" . $wgTitle->getDBkey(), $wgWhitelistRead ) ) {
  53                 $wgOut->loginToUse();
  54                 $wgOut->output();
  55                 exit;
  56         }
  57 }
  58
  59 if ( "" != $search ) {
  60         if( isset($_REQUEST['fulltext']) ) {
  61                 wfSearch( $search );
  62         } else {
  63                 wfGo( $search );
  64         }
  65 } else if( !$wgTitle or $wgTitle->getInterwiki() != "" or $wgTitle->getDBkey() == "" ) {
  66         $wgTitle = Title::newFromText( wfMsg( "badtitle" ) );
  67         $wgOut->errorpage( "badtitle", "badtitletext" );
  68 } else if ( ( $action == "view" ) && $wgTitle->getPrefixedDBKey() != $title ) {
  69         /* redirect to canonical url, make it a 301 to allow caching */
  70         $wgOut->redirect( wfLocalUrl( $wgTitle->getPrefixedURL() ), '301');
  71 } else if ( Namespace::getSpecial() == $wgTitle->getNamespace() ) {
  72         wfSpecialPage();
  73 } else {
  74         if ( Namespace::getMedia() == $wgTitle->getNamespace() ) {
  75                 $wgTitle = Title::makeTitle( Namespace::getImage(), $wgTitle->getDBkey() );
  76         }
  77
  78         switch( $wgTitle->getNamespace() ) {
  79         case 6:
  80                 include_once( "ImagePage.php" );
  81                 $wgArticle = new ImagePage( $wgTitle );
  82                 break;
  83         default:
  84                 $wgArticle = new Article( $wgTitle );
  85         }
  86
  87         wfQuery("BEGIN", DB_WRITE);
  88         switch( $action ) {
  89                 case "view":
  90                 case "watch":
  91                 case "unwatch":
  92                 case "delete":
  93                 case "revert":
  94                 case "rollback":
  95                 case "protect":
  96                 case "unprotect":
  97                         $wgArticle->$action();
  98                         break;
  99                 case "print":
 100                         $wgArticle->view();
 101                         break;
 102                 case "edit":
 103                 case "submit":
 104                         if( !$wgCommandLineMode && !isset( $_COOKIE[ini_get("session.name")] ) ) {
 105                                 User::SetupSession();
 106                         }
 107                         include_once( "EditPage.php" );
 108                         $editor = new EditPage( $wgArticle );
 109                         $editor->$action();
 110                         break;
 111                 case "history":
 112                         include_once( "PageHistory.php" );
 113                         $history = new PageHistory( $wgArticle );
 114                         $history->history();
 115                         break;
 116                 default:
 117                         $wgOut->errorpage( "nosuchaction", "nosuchactiontext" );
 118         }
 119         wfQuery("COMMIT", DB_WRITE);
 120 }
 121
 122 $wgOut->output();
 123 foreach ( $wgDeferredUpdateList as $up ) { $up->doUpdate(); }
 124 logProfilingData();
 125 wfDebug( "Request ended normally\n" );
 126 ?>