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 $action = $_REQUEST['action'];
  32 if( isset( $_SERVER['PATH_INFO'] ) ) {
  33         $title = substr( $_SERVER['PATH_INFO'], 1 );
  34 } else {
  35         $title = $_REQUEST['title'];
  36 }
  37
  38 # Placeholders in case of DB error
  39 $wgTitle = Title::newFromText( wfMsg( "badtitle" ) );
  40 $wgArticle = new Article($wgTitle);
  41
  42 $action = strtolower( trim( $action ) );
  43 if ( "" == $action ) { $action = "view"; }
  44 if ( "yes" == $_REQUEST['printable'] ) { $wgOut->setPrintable(); }
  45
  46 if ( "" == $title && "delete" != $action ) {
  47         $wgTitle = Title::newFromText( wfMsg( "mainpage" ) );
  48 } elseif ( $_REQUEST['curid'] ) {
  49         # URLs like this are generated by RC, because rc_title isn't always accurate
  50         $wgTitle = Title::newFromID( $_REQUEST['curid'] );
  51 } else {
  52         $wgTitle = Title::newFromURL( $title );
  53 }
  54 wfProfileOut( "main-misc-setup" );
  55
  56 # If the user is not logged in, the Namespace:title of the article must be in the Read array in
  57 #  order for the user to see it.
  58 if ( !$wgUser->getID() && is_array( $wgWhitelistRead ) && $wgTitle) {
  59         if ( !in_array( $wgLang->getNsText( $wgTitle->getNamespace() ) . ":" . $wgTitle->getDBkey(), $wgWhitelistRead ) ) {
  60                 $wgOut->loginToUse();
  61                 $wgOut->output();
  62                 exit;
  63         }
  64 }
  65
  66 if ( "" != $_REQUEST['search'] ) {
  67         if( isset($_REQUEST['fulltext']) ) {
  68                 wfSearch( $_REQUEST['search'] );
  69         } else {
  70                 wfGo( $_REQUEST['search'] );
  71         }
  72 } else if( !$wgTitle or $wgTitle->getInterwiki() != "" or $wgTitle->getDBkey() == "" ) {
  73         $wgTitle = Title::newFromText( wfMsg( "badtitle" ) );
  74         $wgOut->errorpage( "badtitle", "badtitletext" );
  75 } else if ( ( $action == "view" ) && $wgTitle->getPrefixedDBKey() != $title ) {
  76         /* redirect to canonical url, make it a 301 to allow caching */
  77         $wgOut->redirect( wfLocalUrl( $wgTitle->getPrefixedURL() ), '301');
  78 } else if ( Namespace::getSpecial() == $wgTitle->getNamespace() ) {
  79         wfSpecialPage();
  80 } else {
  81         if ( Namespace::getMedia() == $wgTitle->getNamespace() ) {
  82                 $wgTitle = Title::makeTitle( Namespace::getImage(), $wgTitle->getDBkey() );
  83         }
  84
  85         switch( $wgTitle->getNamespace() ) {
  86         case 6:
  87                 include_once( "ImagePage.php" );
  88                 $wgArticle = new ImagePage( $wgTitle );
  89                 break;
  90         default:
  91                 $wgArticle = new Article( $wgTitle );
  92         }
  93
  94         wfQuery("BEGIN", DB_WRITE);
  95         switch( $action ) {
  96                 case "view":
  97                 case "watch":
  98                 case "unwatch":
  99                 case "delete":
 100                 case "revert":
 101                 case "rollback":
 102                 case "protect":
 103                 case "unprotect":
 104                         $wgArticle->$action();
 105                         break;
 106                 case "print":
 107                         $wgArticle->view();
 108                         break;
 109                 case "edit":
 110                 case "submit":
 111                         if( !$wgCommandLineMode && !isset( $_COOKIE[ini_get("session.name")] ) ) {
 112                                 User::SetupSession();
 113                         }
 114                         include_once( "EditPage.php" );
 115                         $editor = new EditPage( $wgArticle );
 116                         $editor->$action();
 117                         break;
 118                 case "history":
 119                         include_once( "PageHistory.php" );
 120                         $history = new PageHistory( $wgArticle );
 121                         $history->history();
 122                         break;
 123                 default:
 124                         $wgOut->errorpage( "nosuchaction", "nosuchactiontext" );
 125         }
 126         wfQuery("COMMIT", DB_WRITE);
 127 }
 128
 129 $wgOut->output();
 130 foreach ( $wgDeferredUpdateList as $up ) { $up->doUpdate(); }
 131 logProfilingData();
 132 wfDebug( "Request ended normally\n" );
 133 ?>