Start removing the Latin-1 hacks. We're going pure UTF-8 for 1.5...
[lhc/web/wiklou.git] / config / index.php
index 813b5fe..0fbf898 100644 (file)
@@ -75,12 +75,12 @@ header( "Content-type: text/html; charset=utf-8" );
 <div id="credit">
  <center>
   <a href="http://www.mediawiki.org/"><img
-    src="../stylesheets/images/wiki.png" width="135" height="135" alt="" border="0" /></a>
+    src="../skins/common/images/wiki.png" width="135" height="135" alt="" border="0" /></a>
  </center>
 
  <b><a href="http://www.mediawiki.org/">MediaWiki</a></b> is
  Copyright (C) 2001-2004 by Magnus Manske, Brion Vibber, Lee Daniel Crocker,
- Tim Starling, Erik M&ouml;ller, Gabriel Wicke and others.</p>
+ Tim Starling, Erik M&ouml;ller, Gabriel Wicke, Thomas Gries and others.</p>
 
  <ul>
  <li><a href="../README">Readme</a></li>
@@ -110,6 +110,7 @@ header( "Content-type: text/html; charset=utf-8" );
 $IP = ".."; # Just to suppress notices, not for anything useful
 define( "MEDIAWIKI", true );
 define( "MEDIAWIKI_INSTALL", true );
+require_once( "../includes/Defines.php" );
 require_once( "../includes/DefaultSettings.php" );
 require_once( "../includes/MagicWord.php" );
 require_once( "../includes/Namespace.php" );
@@ -162,13 +163,8 @@ require_once( "../maintenance/archives/moveCustomMessages.inc" );
 
 class ConfigData {
        function getEncoded( $data ) {
-               # Hackish
-               global $wgUseLatin1;
-               if( $wgUseLatin1 ) {
-                       return utf8_decode( $data ); /* to latin1 wikis */
-               } else {
-                       return $data;
-               }
+               # removing latin1 support, no need...
+               return $data;
        }
        function getSitename() { return $this->getEncoded( $this->Sitename ); }
        function getSysopName() { return $this->getEncoded( $this->SysopName ); }
@@ -188,7 +184,49 @@ $wgConfiguring = true;
 $conf = new ConfigData;
 
 install_version_checks();
-print "<li>PHP " . phpversion() . " ok</li>\n";
+
+print "<li>PHP " . phpversion() . ": ok</li>\n";
+
+if( ini_get( "register_globals" ) ) {
+       ?>
+       <li><b class='error'>Warning:</b> <b>PHP's
+       <tt><a href="http://php.net/register_globals">register_globals</a></tt>
+       option is enabled.</b> MediaWiki will work correctly, but this setting
+       increases your exposure to potential security vulnerabilities in PHP-based
+       software running on your server. <b>You should disable it if you are able.</b></li>
+       <?php
+}
+
+if( ini_get( "safe_mode" ) ) {
+       ?>
+       <li class='error'><b>Warning: PHP's
+       <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active!</b>
+       You may have problems caused by this, particularly if using image uploads.
+       </li>
+       <?php
+}
+
+$fatal = false;
+
+if( ini_get( "magic_quotes_runtime" ) ) {
+       $fatal = true;
+       ?><li class='error'><b>Fatal: <a href='http://www.php.net/manual/en/ref.info.php#ini.magic-quotes-runtime'>magic_quotes_runtime</a> is active!</b>
+       This option corrupts data input unpredictably; you cannot install or use
+       MediaWiki unless this option is disabled.
+       <?php
+}
+
+if( ini_get( "magic_quotes_sybase" ) ) {
+       $fatal = true;
+       ?><li class='error'><b>Fatal: <a href='http://www.php.net/manual/en/ref.sybase.php#ini.magic-quotes-sybase'>magic_quotes_sybase</a> is active!</b>
+       This option corrupts data input unpredictably; you cannot install or use
+       MediaWiki unless this option is disabled.
+       <?php
+}
+
+if( $fatal ) {
+       dieout( "</ul><p>Cannot install wiki.</p>" );
+}
 
 $sapi = php_sapi_name();
 $conf->prettyURLs = true;
@@ -213,7 +251,9 @@ $conf->xml = function_exists( "utf8_encode" );
 if( $conf->xml ) {
        print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 } else {
-       print "<li><b>XML / Latin1-UTF-8 conversion is missing! Wiki will probably not work.</b></li>\n";
+       dieout( "PHP's XML module is missing; the wiki requires functions in
+               this module and won't work in this configuration.
+               If you're running Mandrake, install the php-xml package." );
 }
 
 $memlimit = ini_get( "memory_limit" );
@@ -245,21 +285,39 @@ if( $conf->zlib ) {
        print "<li>No zlib support.</li>\n";
 }
 
+$conf->turck = function_exists( 'mmcache_get' );
+if ( $conf->turck ) {
+       print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
+}
+$conf->eaccel = function_exists( 'eaccelerator_get' );
+if ( $conf->eaccel ) {
+    $conf->turck = 'eaccelerator';
+    print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
+}
+if (!$conf->turck && !$conf->eaccel) {
+       print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor <a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> are installed, " .
+         "can't use object caching functions</li>\n";
+}
+
 $conf->ImageMagick = false;
+$imcheck = array( "/usr/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
+foreach( $imcheck as $dir ) {
+       $im = "$dir/convert";
+       if( file_exists( $im ) ) {
+               print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
+               $conf->ImageMagick = $im;
+               break;
+       }
+}
 
 $conf->HaveGD = function_exists( "imagejpeg" );
 if( $conf->HaveGD ) {
-       print "<li>Found GD graphics library built-in, image thumbnailing will be enabled if you enable uploads.</li>\n";
-} else {
-       $imcheck = array( "/usr/bin", "/usr/local/bin", "/sw/bin" );
-       foreach( $imcheck as $dir ) {
-               $im = "$dir/convert";
-               if( file_exists( $im ) ) {
-                       print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
-                       $conf->ImageMagick = $im;
-                       break;
-               }
+       print "<li>Found GD graphics library built-in";
+       if( !$conf->ImageMagick ) {
+               print ", image thumbnailing will be enabled if you enable uploads";
        }
+       print ".</li>\n";
+} else {
        if( !$conf->ImageMagick ) {
                print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
        }
@@ -268,10 +326,7 @@ if( $conf->HaveGD ) {
 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 
 # $conf->IP = "/Users/brion/Sites/inplace";
-chdir( ".." );
-$conf->IP = getcwd();
-$conf->IP = preg_replace( "/\\\\/","\\\\\\\\",$conf->IP );  // For Windows, \ -> \\
-chdir( "config" );
+$conf->IP = dirname( dirname( __FILE__ ) );
 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 
 # $conf->ScriptPath = "/~brion/inplace";
@@ -287,6 +342,7 @@ print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</t
        $conf->DBuser = importPost( "DBuser", "wikiuser" );
        $conf->DBpassword = importPost( "DBpassword" );
        $conf->DBpassword2 = importPost( "DBpassword2" );
+       $conf->DBprefix = importPost( "DBprefix" );
        $conf->RootPW = importPost( "RootPW" );
        $conf->LanguageCode = importPost( "LanguageCode", "en" );
        $conf->SysopName = importPost( "SysopName", "WikiSysop" );
@@ -299,12 +355,18 @@ $errs = array();
 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
        $errs["Sitename"] = "Must not be blank or \"MediaWiki\".";
 }
+if( $conf->DBuser == "" ) {
+       $errs["DBuser"] = "Must not be blank";
+}
 if( $conf->DBpassword == "" ) {
        $errs["DBpassword"] = "Must not be blank";
 }
 if( $conf->DBpassword != $conf->DBpassword2 ) {
        $errs["DBpassword2"] = "Passwords don't match!";
 }
+if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
+       $errs["DBprefix"] = "Invalid table prefix";
+}
 
 if( $conf->SysopPass == "" ) {
        $errs["SysopPass"] = "Must not be blank";
@@ -313,21 +375,45 @@ if( $conf->SysopPass != $conf->SysopPass2 ) {
        $errs["SysopPass2"] = "Passwords don't match!";
 }
 
-$conf->License = importPost( "License", "none" );
+$conf->License = importRequest( "License", "none" );
 if( $conf->License == "gfdl" ) {
        $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
        $conf->RightsText = "GNU Free Documentation License 1.2";
        $conf->RightsCode = "gfdl";
-       $conf->RightsIcon = '${wgStylePath}/images/gnu-fdl.png';
+       $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 } elseif( $conf->License == "none" ) {
        $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 } else {
-       $conf->RightsUrl = importPost( "RightsUrl", "" );
-       $conf->RightsText = importPost( "RightsText", "" );
-       $conf->RightsCode = importPost( "RightsCode", "" );
-       $conf->RightsIcon = importPost( "RightsIcon", "" );
+       $conf->RightsUrl = importRequest( "RightsUrl", "" );
+       $conf->RightsText = importRequest( "RightsText", "" );
+       $conf->RightsCode = importRequest( "RightsCode", "" );
+       $conf->RightsIcon = importRequest( "RightsIcon", "" );
+}
+
+$conf->Shm = importRequest( "Shm", "none" );
+$conf->MCServers = importRequest( "MCServers" );
+
+/* Test memcached servers */
+
+if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
+       $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
+       foreach ( $conf->MCServerArray as $server ) {
+               $error = testMemcachedServer( $server );
+               if ( $error ) {
+                       $errs["MCServers"] = $error;
+                       break;
+               }
+       }
+} else if ( $conf->Shm == 'memcached' ) {
+       $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 }
 
+/* default values for installation */
+$conf->Email   =importRequest("Email", "email_enabled");
+$conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
+$conf->Enotif  =importRequest("Enotif", "enotif_allpages");
+$conf->Eauthent        =importRequest("Eauthent", "eauthent_enabled");
+
 if( $conf->posted && ( 0 == count( $errs ) ) ) {
        do { /* So we can 'continue' to end prematurely */
                $conf->Root = ($conf->RootPW != "");
@@ -337,8 +423,9 @@ if( $conf->posted && ( 0 == count( $errs ) ) ) {
                $wgCommandLineMode = false;
                chdir( ".." );
                eval($local);
-               $wgDBadminuser = $wgDBuser;
-               $wgDBadminpassword = $wgDBpassword;
+               $wgDBadminuser = "root";
+               $wgDBadminpassword = $conf->RootPW;
+               $wgDBprefix = $conf->DBprefix;
                $wgCommandLineMode = true;
                $wgUseDatabaseMessages = false; /* FIXME: For database failure */
                require_once( "includes/Setup.php" );
@@ -348,7 +435,7 @@ if( $conf->posted && ( 0 == count( $errs ) ) ) {
 
                $wgTitle = Title::newFromText( "Installation script" );
                $wgDatabase = Database::newFromParams( $wgDBserver, "root", $conf->RootPW, "", 1 );
-               $wgDatabase->mIgnoreErrors = true;
+               $wgDatabase->ignoreErrors(true);
 
                @$myver = mysql_get_server_info( $wgDatabase->mConn );
                if( $myver ) {
@@ -360,14 +447,17 @@ if( $conf->posted && ( 0 == count( $errs ) ) ) {
                        $ok = false;
                        switch( $err ) {
                        case 1045:
+                       case 2000:
                                if( $conf->Root ) {
                                        $errs["RootPW"] = "Check password";
                                } else {
                                        print "<li>Trying regular user...\n";
                                        /* Try the regular user... */
+                                       $wgDBadminuser = $wgDBuser;
+                                       $wgDBadminpassword = $wgDBpassword;
                                        $wgDatabase = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, "", 1 );
                                        $wgDatabase->isOpen();
-                                       $wgDatabase->mIgnoreErrors = true;
+                                       $wgDatabase->ignoreErrors(true);
                                        @$myver = mysql_get_server_info( $wgDatabase->mConn );
                                        if( !$myver ) {
                                                $errs["DBuser"] = "Check name/pass";
@@ -425,34 +515,24 @@ if( $conf->posted && ( 0 == count( $errs ) ) ) {
 
                $wgDatabase->selectDB( $wgDBname );
 
-               if( $wgDatabase->tableExists( "cur" ) ) {
-                       print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n<pre>";
-
+               if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
+                       print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
+                       
+                       # Create user if required
+                       if ( $conf->Root ) {
+                               $conn = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
+                               if ( $conn->isOpen() ) {
+                                       print "<li>DB user account ok</li>\n";
+                                       $conn->close();
+                               } else {
+                                       print "<li>Granting user permissions...</li>\n";
+                                       dbsource( "../maintenance/users.sql", $wgDatabase );
+                               }
+                       }
+                       print "<pre>\n";
                        chdir( ".." );
                        flush();
-                       do_ipblocks_update(); flush();
-                       do_interwiki_update(); flush();
-                       do_index_update(); flush();
-                       do_linkscc_update(); flush();
-                       do_linkscc_1_3_update(); flush();
-                       do_hitcounter_update(); flush();
-                       do_recentchanges_update(); flush();
-                       convertLinks(); flush();
-                       do_user_real_name_update(); flush();
-                       do_querycache_update(); flush();
-                       do_objectcache_update(); flush();
-                       do_categorylinks_update(); flush();
-                       do_image_name_unique_update(); flush();
-
-                       if ( isTemplateInitialised() ) {
-                               print "Template namespace already initialised\n";
-                       } else {
-                               moveCustomMessages( 1 ); flush();
-                               moveCustomMessages( 2 ); flush();
-                               moveCustomMessages( 3 ); flush();
-                       }
-
-                       initialiseMessages(); flush();
+                       do_all_updates();
                        chdir( "config" );
 
                        print "</pre>\n";
@@ -462,12 +542,15 @@ if( $conf->posted && ( 0 == count( $errs ) ) ) {
                        print "<li>Creating tables...";
                        dbsource( "../maintenance/tables.sql", $wgDatabase );
                        dbsource( "../maintenance/interwiki.sql", $wgDatabase );
-                       dbsource( "../maintenance/indexes.sql", $wgDatabase );
+                       dbsource( "../maintenance/archives/patch-userlevels-defaultgroups.sql", $wgDatabase );
                        print " done.</li>\n";
 
                        print "<li>Initializing data...";
-                       $wgDatabase->query( "INSERT INTO site_stats (ss_row_id,ss_total_views," .
-                               "ss_total_edits,ss_good_articles) VALUES (1,0,0,0)" );
+                       $wgDatabase->insert( 'site_stats',
+                               array( 'ss_row_id'        => 1,
+                                      'ss_total_views'   => 0,
+                                      'ss_total_edits'   => 0,
+                                      'ss_good_articles' => 0 ) );
                        # setting up the db user
                        if( $conf->Root ) {
                                print "<li>Granting user permissions...</li>\n";
@@ -482,6 +565,16 @@ if( $conf->posted && ( 0 == count( $errs ) ) ) {
                                        $u->addRight( "sysop" );
                                        $u->addRight( "bureaucrat" );
                                        $u->saveSettings();
+                                       
+                                       # Set up the new user in the sysop group
+                                       # This is a bit of an ugly hack
+                                       global $wgSysopGroupId, $wgBureaucratGroupId;
+                                       $groups = $u->getGroups();
+                                       $groups[] = $wgSysopGroupId;
+                                       $groups[] = $wgBureaucratGroupId;
+                                       $u->setGroups( $groups );
+                                       $u->saveSettings();
+                                       
                                        print "<li>Created sysop account <tt>" .
                                                htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
                                } else {
@@ -491,32 +584,19 @@ if( $conf->posted && ( 0 == count( $errs ) ) ) {
                                print "<li>Skipped sysop account creation, no name given.</li>\n";
                        }
 
-                       print "<li>Initialising log pages...";
-                       $logs = array(
-                               "uploadlogpage" => "uploadlogpagetext",
-                               "dellogpage" => "dellogpagetext",
-                               "protectlogpage" => "protectlogtext",
-                               "blocklogpage" => "blocklogtext"
-                       );
-                       $metaNamespace = Namespace::getWikipedia();
-                       $now = wfTimestampNow();
-                       $won = wfInvertTimestamp( $now );
-                       foreach( $logs as $page => $text ) {
-                               $logTitle = $wgDatabase->strencode( $wgLang->ucfirst( str_replace( " ", "_", wfMsgNoDB( $page ) ) ) );
-                               $logText = $wgDatabase->strencode( wfMsgNoDB( $text ) );
-                               $wgDatabase->query( "INSERT INTO cur (cur_namespace,cur_title,cur_text," .
-                                 "cur_restrictions,cur_timestamp,inverse_timestamp,cur_touched) " .
-                                 "VALUES ($metaNamespace,'$logTitle','$logText','sysop','$now','$won','$now')" );
-                       }
-                       print "</li>\n";
-
                        $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
-                       $title = $titleobj->getDBkey();
-                       $sql = "INSERT INTO cur (cur_namespace,cur_title,cur_text,cur_timestamp,inverse_timestamp,cur_touched) " .
-                         "VALUES (0,'$title','" .
-                         wfStrencode( wfMsg( "mainpagetext" ) . "\n\n" . wfMsg( "mainpagedocfooter" ) ) . "','$now','$won','$now')";
-                       $wgDatabase->query( $sql, $fname );
-
+                       $article = new Article( $titleobj );
+                       $newid = $article->insertOn( $wgDatabase );
+                       $revision = new Revision( array(
+                               'page'      => $newid,
+                               'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
+                               'comment'   => '',
+                               'user'      => 0,
+                               'user_text' => 'MediaWiki default',
+                               ) );
+                       $revid = $revision->insertOn( $wgDatabase );
+                       $article->updateRevisionOn( $wgDatabase, $revision );
+                       
                        print "<li><pre>";
                        initialiseMessages();
                        print "</pre></li>\n";
@@ -538,11 +618,16 @@ if( $conf->posted && ( 0 == count( $errs ) ) ) {
                        "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
                        "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
                }
-               fwrite( $f, $localSettings );
-               fclose( $f );
+               if(fwrite( $f, $localSettings ) ) {
+                       fclose( $f );
 
-               print "<p>Success! Move the config/LocalSettings.php file into the parent directory, then follow
-               <a href='{$conf->ScriptPath}/index.php'>this link</a> to your wiki.</p>\n";
+                       print "<p>Success! Move the config/LocalSettings.php file into the parent directory, then follow
+                       <a href='{$conf->ScriptPath}/index.php'>this link</a> to your wiki.</p>\n";
+               } else {
+                       fclose( $f );
+                       die("<p class='error'>An error occured while writing the config/LocalSettings.php file. Check user rights and disk space then try again.</p>\n");
+                        
+               }
 
        } while( false );
 }
@@ -587,7 +672,8 @@ if( count( $errs ) ) {
        <dt>
                This will be used as the return address for password reminders and
                may be displayed in some error conditions so visitors can get in
-               touch with you.
+               touch with you. It is also be used as the default sender address of e-mail
+               notifications (enotifs).
        </dt>
 
        <dd>
@@ -596,7 +682,7 @@ if( count( $errs ) ) {
                <?php
                        $list = getLanguageList();
                        foreach( $list as $code => $name ) {
-                               $sel = ($code == $conf->LanguageCode) ? "selected" : "";
+                               $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
                                echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
                        }
                ?>
@@ -604,10 +690,8 @@ if( count( $errs ) ) {
        </dd>
        <dt>
                You may select the language for the user interface of the wiki...
-               Some localizations are less complete than others. This also controls
-               the character encoding; Unicode is more flexible, but Latin-1 may be
-               more compatible with older browsers for some languages. Unicode will
-               be used where not specified otherwise.
+               Some localizations are less complete than others. Unicode (UTF-8 encoding)
+               is used for all localizations.
        </dt>
 
        <dd>
@@ -624,15 +708,20 @@ if( count( $errs ) ) {
                        $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
                        $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
                        print "<a href=\"$ccApp\">choose</a>";
-                       ?></li>
-               <li><?php aField( $conf, "RightsUrl", $conf->RightsUrl, "hidden" ); ?></li>
-               <li><?php aField( $conf, "RightsText", $conf->RightsText, "hidden" ); ?></li>
-               <li><?php aField( $conf, "RightsCode", $conf->RightsCode, "hidden" ); ?></li>
-               <li><?php aField( $conf, "RightsIcon", $conf->RightsIcon, "hidden" ); ?></li>
+                       ?> (link will wipe out any other data in this form!)
+               <?php if( $conf->License == "cc" ) { ?>
+                       <ul>
+                               <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
+                               <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
+                               <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
+                               <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
+                       </ul>
+               <?php } ?>
+                       </li>
                </ul>
        </dd>
        <dt>
-               MediaWiki can include a basic license notice, icon, and machine-reable
+               MediaWiki can include a basic license notice, icon, and machine-readable
                copyright metadata if your wiki's content is to be licensed under
                the GNU FDL or a Creative Commons license. If you're not sure, leave
                it at "none".
@@ -654,7 +743,118 @@ if( count( $errs ) ) {
                wiki database, a sysop account will be created with the given name
                and password.
        </dt>
-</dl>
+
+       <dd>
+               <label class='column'>Shared memory caching</label>
+               <div>Select one:</div>
+
+               <ul class="plain">
+               <li><?php aField( $conf, "Shm", "no caching", "radio", "none" ); ?></li>
+               <?php 
+                       if ( $conf->turck ) {
+                               echo "<li>";
+                               aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
+                               echo "</li>";
+                       }
+               ?>
+               <?php 
+                       if ( $conf->eaccel ) {
+                               echo "<li>";
+                               aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
+                               echo "</li>";
+                       }
+               ?>
+               <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
+               <li><?php aField( $conf, "MCServers", "Memcached servers", "" ) ?></li>
+               </ul>
+       </dd>
+       <dt>
+               Using a shared memory system such as Turck MMCache, eAccelerator, or Memcached will speed
+               up MediaWiki significantly. Memcached is the best solution but needs to be 
+               installed. Specify the server addresses and ports in a comma-separted list. Only 
+               use Turck shared memory if the wiki will be running on a single Apache server.
+       </dl>
+
+<h2>E-mail, e-mail notification and authentification setup</h2>
+
+<dl class="setup">
+       <dd>
+               <label class='column'>E-mail (general)</label>
+               <div>Select one:</div>
+
+               <ul class="plain">
+               <li><?php aField( $conf, "Email", "enabled", "radio", "email_enabled" ); ?></li>
+               <li><?php aField( $conf, "Email", "disabled", "radio", "email_disabled" ); ?></li>
+               </ul>
+       </dd>
+       <dt>
+               Use this to disable all e-mail functions (send a password reminder, user-to-user e-mail and e-mail notification),
+               if sending e-mails on your server doesn't work.
+       </dt>
+       <dd>
+               <label class='column'>User-to-user e-mail</label>
+               <div>Select one:</div>
+
+               <ul class="plain">
+               <li><?php aField( $conf, "Emailuser", "enabled", "radio", "emailuser_enabled" ); ?></li>
+               <li><?php aField( $conf, "Emailuser", "disabled", "radio", "emailuser_disabled" ); ?></li>
+               </ul>
+       </dd>
+       <dt>
+               Use this to disable only the user-to-user e-mail function (EmailUser).
+       </dt>
+       <dd>
+               <label class='column'>E-mail notification</label>
+               <div>Select one:</div>
+
+               <ul class="plain">
+               <li><?php aField( $conf, "Enotif", "disabled", "radio", "enotif_disabled" ); ?></li>
+               <li><?php aField( $conf, "Enotif", "enabled for changes of watch-listed and user_talk pages (recommended for small wikis; perhaps not suited for large wikis)", "radio", "enotif_allpages" ); ?></li>
+               <li><?php aField( $conf, "Enotif", "enabled for changes of user_talk pages only (suited for small and large wikis)", "radio", "enotif_usertalk" ); ?></li>
+               </ul>
+       </dd>
+       <dt>
+               <p><?php
+                       $ccEnotif = htmlspecialchars( 'http://meta.wikipedia.org/Enotif' );
+                       print "<a href=\"$ccEnotif\">E-mail notification</a>";
+               ?>
+                sends a notification e-mail to a user, when the user_talk page is changed
+                and/or when watch-listed pages are changed, depending on the above settings.
+               When testing this feature, be reminded, that obviously an e-mail address must be present in your preferences
+               and that your own changes never trigger notifications to be sent to yourself.</p>
+
+               <p>Users get corresponding options to select or deselect in their users' preferences.
+               The user options are not shown on the preference page, if e-mail notification is disabled.</p>
+
+               <p>There are additional options for fine tuning in /includes/DefaultSettings.php .</p>
+       </dt>
+
+       <dd>
+               <label class='column'>E-mail address authentication</label>
+               <div>Select one:</div>
+
+               <ul class="plain">
+               <li><?php aField( $conf, "Eauthent", "disabled", "radio", "eauthent_disabled" ); ?></li>
+               <li><?php aField( $conf, "Eauthent", "enabled", "radio", "eauthent_enabled" ); ?></li>
+               </ul>
+       </dd>
+       <dt>
+               <p><?php
+                       $ccEauthent = htmlspecialchars( 'http://meta.wikipedia.org/Eauthent' );
+                       print "<a href=\"$ccEnotif\">E-mail address authentication</a>";
+               ?>
+                uses a scheme to authenticate e-mail addresses of the users. The user who initially enters or who changes his/her stored e-mail address
+               gets a one-time temporary password mailed to that address. The user can use the original password as long as wanted, however, the stored e-mail address
+               is only authenticated at the moment when the user logs in with the one-time temporary password.<p>
+
+               <p>The e-mail address stays authenticated as long as the user does not change it; the time of authentication is indicated
+               on the user preference page.</p>
+
+               <p>If the option is enabled, only authenticated e-mail addresses can receive EmailUser mails and/or
+               e-mail notification mails.</p>
+       </dt>
+
+       </dl>
 
 <h2>Database config</h2>
 
@@ -685,6 +885,16 @@ if( count( $errs ) ) {
                you can specify new accounts/databases to be created.
        </dt>
 
+       <dd><?php
+               aField( $conf, "DBprefix", "Database table prefix" );
+       ?></dd>
+       <dt>
+               <p>If you need to share one database between multiple wikis, or
+               MediaWiki and another web application, you may choose to
+               add a prefix to all the table names to avoid conflicts.</p>
+               
+               <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
+       </dt>
 
        <dd>
                <?php
@@ -720,38 +930,90 @@ function writeAdminSettings( $conf ) {
 ";
 }
 
+function escapePhpString( $string ) {
+       return strtr( $string,
+               array(
+                       "\n" => "\\n",
+                       "\r" => "\\r",
+                       "\t" => "\\t",
+                       "\\" => "\\\\",
+                       "\$" => "\\\$",
+                       "\"" => "\\\""
+               ));
+}
+
 function writeLocalSettings( $conf ) {
        $conf->DBmysql4 = @$conf->DBmysql4 ? 'true' : 'false';
        $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
        $conf->PasswordSender = $conf->EmergencyContact;
-       if( preg_match( '/^([a-z]+)-latin1$/', $conf->LanguageCode, $m ) ) {
-               $conf->LanguageCode = $m[1];
-               $conf->Latin1 = true;
-       } else {
-               $conf->Latin1 = false;
-       }
        $zlib = ($conf->zlib ? "" : "# ");
        $magic = ($conf->ImageMagick ? "" : "# ");
        $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
        $pretty = ($conf->prettyURLs ? "" : "# ");
        $ugly = ($conf->prettyURLs ? "# " : "");
        $rights = ($conf->RightsUrl) ? "" : "# ";
+       
+       switch ( $conf->Shm ) {
+               case 'memcached':
+                       $memcached = 'true';
+                       $turck = '#';
+                       $mcservers = var_export( $conf->MCServerArray, true );
+                       break;
+               case 'turck':
+               case 'eaccel':
+                       $memcached = 'false';
+                       $mcservers = 'array()';
+                       $turck = '';
+                       break;
+               default:
+                       $memcached = 'false';
+                       $mcservers = 'array()';
+                       $turck = '#';
+       }
+
+       if ( $conf->Email == 'email_enabled' ) {
+               $enableemail = 'true';
+               $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
+               $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
+               switch ( $conf->Enotif ) {
+                       case 'enotif_usertalk':
+                               $enotifusertalk = 'true';
+                               $enotifwatchlist = 'false';
+                               break;
+                       case 'enotif_allpages':
+                               $enotifusertalk = 'true';
+                               $enotifwatchlist = 'true';
+                               break;
+                       default:
+                               $enotifusertalk = 'false';
+                               $enotifwatchlist = 'false';
+               }
+       } else {
+               $enableuseremail = 'false';
+               $enableemail = 'false';
+               $eauthent = 'false';
+               $enotifusertalk = 'false';
+               $enotifwatchlist = 'false';
+       }
 
-       $file = @fopen( "/dev/random", "r" );
+       $file = @fopen( "/dev/urandom", "r" );
        if ( $file ) {
-               $proxyKey = bin2hex( fread( $file, 32 ) );
+               $secretKey = bin2hex( fread( $file, 32 ) );
                fclose( $file );
        } else {
-               $proxyKey = "";
+               $secretKey = "";
                for ( $i=0; $i<8; $i++ ) {
-                       $proxyKey .= dechex(mt_rand(0, 0x7fffffff));
+                       $secretKey .= dechex(mt_rand(0, 0x7fffffff));
                }
-               print "<li>Warning: \$wgProxyKey is insecure</li>\n";
+               print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
        }
 
        # Add slashes to strings for double quoting
-       $slconf = array_map( "addslashes", get_object_vars( $conf ) );
-
+       $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
+       if( $conf->License == 'gfdl' ) {
+               # Needs literal string interpolation for the current style path
+               $slconf['RightsIcon'] = $conf->RightsIcon;
+       }
 
        $sep = (DIRECTORY_SEPARATOR == "\\") ? ";" : ":";
        return "
@@ -761,7 +1023,7 @@ function writeLocalSettings( $conf ) {
 
 \$IP = \"{$slconf['IP']}\";
 ini_set( \"include_path\", \".$sep\$IP$sep\$IP/includes$sep\$IP/languages\" );
-include_once( \"DefaultSettings.php\" );
+require_once( \"includes/DefaultSettings.php\" );
 
 # If PHP's memory limit is very low, some operations may fail.
 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
@@ -772,7 +1034,7 @@ if ( \$wgCommandLineMode ) {
        }
 } elseif ( empty( \$wgConfiguring ) ) {
        ## Compress output if the browser supports it
-       {$zlib}if( !ini_get( 'zlib.output_compression' ) ) ob_start( 'ob_gzhandler' );
+       {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
 }
 
 \$wgSitename         = \"{$slconf['Sitename']}\";
@@ -785,33 +1047,43 @@ if ( \$wgCommandLineMode ) {
 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
 
-\$wgStylePath        = \"\$wgScriptPath/stylesheets\";
-\$wgStyleDirectory   = \"\$IP/stylesheets\";
-\$wgLogo             = \"\$wgStylePath/images/wiki.png\";
+\$wgStylePath        = \"\$wgScriptPath/skins\";
+\$wgStyleDirectory   = \"\$IP/skins\";
+\$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
 
 \$wgUploadPath       = \"\$wgScriptPath/images\";
 \$wgUploadDirectory  = \"\$IP/images\";
 
+\$wgEnableEmail = $enableemail;
+\$wgEnableUserEmail = $enableuseremail;
+
 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
 \$wgPasswordSender     = \"{$slconf['PasswordSender']}\";
 
+## For a detailed description of the following switches see
+## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
+## There are many more options for fine tuning available see
+## /includes/DefaultSettings.php
+## UPO means: this is also a user preference option
+\$wgEmailNotificationForUserTalkPages = $enotifusertalk; # UPO
+\$wgEmailNotificationForWatchlistPages = $enotifwatchlist; # UPO
+\$wgEmailAuthentication = $eauthent;
+
 \$wgDBserver         = \"{$slconf['DBserver']}\";
 \$wgDBname           = \"{$slconf['DBname']}\";
 \$wgDBuser           = \"{$slconf['DBuser']}\";
 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
+\$wgDBprefix         = \"{$slconf['DBprefix']}\";
 
-## To allow SQL queries through the wiki's Special:Askaql page,
-## uncomment the next lines. THIS IS VERY INSECURE. If you want
-## to allow semipublic read-only SQL access for your sysops,
-## you should define a MySQL user with limited privileges.
-## See MySQL docs: http://www.mysql.com/doc/en/GRANT.html
-#
-# \$wgAllowSysopQueries = true;
-# \$wgDBsqluser        = \"sqluser\";
-# \$wgDBsqlpassword    = \"sqlpass\";
-
+# If you're on MySQL 3.x, this next line must be FALSE:
 \$wgDBmysql4 = \$wgEnablePersistentLC = {$conf->DBmysql4};
 
+## Shared memory settings
+\$wgUseMemCached = $memcached;
+\$wgMemCachedServers = $mcservers;
+{$turck}\$wgUseTurckShm = function_exists( 'mmcache_get' ) && ( php_sapi_name() == 'apache' || php_sapi_name() == 'apache2handler' );
+{$turck}\$wgUseEAccelShm = function_exists( 'eaccelerator_get' ) && ( php_sapi_name() == 'apache' || php_sapi_name() == 'apache2handler' );
+
 ## To enable image uploads, make sure the 'images' directory
 ## is writable, then uncomment this:
 # \$wgDisableUploads           = false;
@@ -829,9 +1101,8 @@ if ( \$wgCommandLineMode ) {
 \$wgLocalInterwiki   = \$wgSitename;
 
 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
-\$wgUseLatin1 = " . ($conf->Latin1 ? 'true' : 'false') . ";\n
 
-\$wgProxyKey = \"$proxyKey\";
+\$wgProxyKey = \"$secretKey\";
 
 ## Default skin: you can change the default skin. Use the internal symbolic
 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
@@ -842,10 +1113,10 @@ if ( \$wgCommandLineMode ) {
 ## License and Creative Commons licenses are supported so far.
 {$rights}\$wgEnableCreativeCommonsRdf = true;
 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
-\$wgRightsUrl = \"{$conf->RightsUrl}\";
-\$wgRightsText = \"{$conf->RightsText}\";
-\$wgRightsIcon = \"{$conf->RightsIcon}\";
-# \$wgRightsCode = \"{$conf->RightsCode}\"; # Not yet used
+\$wgRightsUrl = \"{$slconf['RightsUrl']}\";
+\$wgRightsText = \"{$slconf['RightsText']}\";
+\$wgRightsIcon = \"{$slconf['RightsIcon']}\";
+# \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
 ";
 }
 
@@ -853,9 +1124,9 @@ function dieout( $text ) {
        die( $text . "\n\n</body>\n</html>" );
 }
 
-function importPost( $name, $default = "" ) {
-       if( isset( $_POST[$name] ) ) {
-               $retval = $_POST[$name];
+function importVar( &$var, $name, $default = "" ) {
+       if( isset( $var[$name] ) ) {
+               $retval = $var[$name];
                if ( get_magic_quotes_gpc() ) {
                        $retval = stripslashes( $retval );
                }
@@ -865,6 +1136,14 @@ function importPost( $name, $default = "" ) {
        return $retval;
 }
 
+function importPost( $name, $default = "" ) {
+       return importVar( $_POST, $name, $default );
+}
+
+function importRequest( $name, $default = "" ) {
+       return importVar( $_REQUEST, $name, $default );
+}
+
 function aField( &$conf, $field, $text, $type = "", $value = "" ) {
        if( $type != "" ) {
                $xtype = "type=\"$type\"";
@@ -903,25 +1182,24 @@ function aField( &$conf, $field, $text, $type = "", $value = "" ) {
 function getLanguageList() {
        global $wgLanguageNames;
        if( !isset( $wgLanguageNames ) ) {
-               $wgLanguageCode = "xxx";
+               $wgContLanguageCode = "xxx";
                function wfLocalUrl( $x ) { return $x; }
                function wfLocalUrlE( $x ) { return $x; }
                require_once( "../languages/Names.php" );
        }
 
        $codes = array();
-       $latin1 = array( "da", "de", "en", "es", "fr", "nl", "sv" );
 
        $d = opendir( "../languages" );
        while( false !== ($f = readdir( $d ) ) ) {
-               if( preg_match( '/Language([A-Z][a-z]+)\.php$/', $f, $m ) ) {
-                       $code = strtolower( $m[1] );
-                       if( in_array( $code, $latin1 ) ) {
-                               $codes[$code] = "$code - " . $wgLanguageNames[$code] . " - Unicode";
-                               $codes[$code.'-latin1'] = "$code - " . $wgLanguageNames[$code] . " - Latin-1";
+               if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
+                       $code = str_replace( '_', '-', strtolower( $m[1] ) );
+                       if( isset( $wgLanguageNames[$code] ) ) {
+                               $name = $code . ' - ' . $wgLanguageNames[$code];
                        } else {
-                               $codes[$code] = "$code - " . $wgLanguageNames[$code];
+                               $name = $code;
                        }
+                       $codes[$code] = $name;
                }
        }
        closedir( $d );
@@ -929,6 +1207,50 @@ function getLanguageList() {
        return $codes;
 }
 
+# Test a memcached server
+function testMemcachedServer( $server ) {
+       $hostport = explode(":", $server);
+       $errstr = false;
+       $fp = false;
+       if ( !function_exists( 'fsockopen' ) ) {
+               $errstr = "Can't connect to memcached, fsockopen() not present";
+       }
+       if ( !$errstr &&  count( $hostport ) != 2 ) {
+               $errstr = 'Please specify host and port';
+               var_dump( $hostport );
+       }
+       if ( !$errstr ) {
+               list( $host, $port ) = $hostport;
+               $errno = 0;
+               $fsockerr = '';
+
+               $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
+               if ( $fp === false ) {
+                       $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
+               }
+       }
+       if ( !$errstr ) {
+               $command = "version\r\n";
+               $bytes = fwrite( $fp, $command );
+               if ( $bytes != strlen( $command ) ) {
+                       $errstr = "Cannot write to memcached socket on $host:$port";
+               }
+       }
+       if ( !$errstr ) {
+               $expected = "VERSION ";
+               $response = fread( $fp, strlen( $expected ) );
+               if ( $response != $expected ) {
+                       $errstr = "Didn't get correct memcached response from $host:$port";
+               }
+       }
+       if ( $fp ) {
+               fclose( $fp );
+       }
+       if ( !$errstr ) {
+               echo "<li>Connected to memcached on $host:$port successfully";
+       }
+       return $errstr;
+}
 ?>
 
 </body>