config/index.php

   1 <?php
   2
   3 # MediaWiki web-based config/installation
   4 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>, 2006 Rob Church <robchur@gmail.com>
   5 # http://www.mediawiki.org/
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with this program; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20 # http://www.gnu.org/copyleft/gpl.html
  21
  22 error_reporting( E_ALL );
  23 header( "Content-type: text/html; charset=utf-8" );
  24 @ini_set( "display_errors", true );
  25
  26 # In case of errors, let output be clean.
  27 $wgRequestTime = microtime( true );
  28
  29 # Attempt to set up the include path, to fix problems with relative includes
  30 $IP = dirname( dirname( __FILE__ ) );
  31 define( 'MW_INSTALL_PATH', $IP );
  32 $sep = PATH_SEPARATOR;
  33 if( !ini_set( "include_path", ".$sep$IP$sep$IP/includes$sep$IP/languages" ) ) {
  34         set_include_path( ".$sep$IP$sep$IP/includes$sep$IP/languages" );
  35 }
  36
  37 # Define an entry point and include some files
  38 define( "MEDIAWIKI", true );
  39 define( "MEDIAWIKI_INSTALL", true );
  40
  41 // Run version checks before including other files
  42 // so people don't see a scary parse error.
  43 require_once( "install-utils.inc" );
  44 install_version_checks();
  45
  46 require_once( "includes/Defines.php" );
  47 require_once( "includes/DefaultSettings.php" );
  48 require_once( "includes/MagicWord.php" );
  49 require_once( "includes/Namespace.php" );
  50 require_once( "includes/ProfilerStub.php" );
  51
  52 ## Databases we support:
  53
  54 $ourdb = array();
  55 $ourdb['mysql']['fullname']      = 'MySQL';
  56 $ourdb['mysql']['havedriver']    = 0;
  57 $ourdb['mysql']['compile']       = 'mysql';
  58 $ourdb['mysql']['bgcolor']       = '#ffe5a7';
  59 $ourdb['mysql']['rootuser']      = 'root';
  60
  61 $ourdb['postgres']['fullname']   = 'PostgreSQL';
  62 $ourdb['postgres']['havedriver'] = 0;
  63 $ourdb['postgres']['compile']    = 'pgsql';
  64 $ourdb['postgres']['bgcolor']    = '#aaccff';
  65 $ourdb['postgres']['rootuser']   = 'postgres';
  66
  67 ?>
  68 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  69 <html>
  70 <head>
  71         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  72         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  73         <style type="text/css">
  74
  75                 @import "../skins/monobook/main.css";
  76
  77                 .env-check {
  78                         font-size: 90%;
  79                         margin: 1em 0 1em 2.5em;
  80                 }
  81
  82                 .config-section {
  83                         margin-top: 2em;
  84                 }
  85
  86                 .config-section label.column {
  87                         clear: left;
  88                         font-weight: bold;
  89                         width: 13em;
  90                         float: left;
  91                         text-align: right;
  92                         padding-right: 1em;
  93                         padding-top: .2em;
  94                 }
  95
  96                 .config-input {
  97                         clear: left;
  98                         zoom: 100%; /* IE hack */
  99                 }
 100
 101                 .config-section .config-desc {
 102                         clear: left;
 103                         margin: 0 0 2em 18em;
 104                         padding-top: 1em;
 105                         font-size: 85%;
 106                 }
 107
 108                 .iput-text, .iput-password {
 109                         width: 14em;
 110                         margin-right: 1em;
 111                 }
 112
 113                 .error {
 114                         color: red;
 115                         background-color: #fff;
 116                         font-weight: bold;
 117                         left: 1em;
 118                         font-size: 100%;
 119                 }
 120
 121                 .error-top {
 122                         color: red;
 123                         background-color: #FFF0F0;
 124                         border: 2px solid red;
 125                         font-size: 130%;
 126                         font-weight: bold;
 127                         padding: 1em 1.5em;
 128                         margin: 2em 0 1em;
 129                 }
 130
 131                 ul.plain {
 132                         list-style-type: none;
 133                         list-style-image: none;
 134                         float: left;
 135                         margin: 0;
 136                         padding: 0;
 137                 }
 138
 139                 .btn-install {
 140                         font-weight: bold;
 141                         font-size: 110%;
 142                         padding: .2em .3em;
 143                 }
 144
 145                 .license {
 146                         font-size: 85%;
 147                         padding-top: 3em;
 148                 }
 149
 150         </style>
 151         <script type="text/javascript">
 152         <!--
 153         function hideall() {
 154                 <?php foreach (array_keys($ourdb) as $db) {
 155                 echo "\n                document.getElementById('$db').style.display='none';";
 156                 }
 157                 ?>
 158
 159         }
 160         function toggleDBarea(id,defaultroot) {
 161                 hideall();
 162                 var dbarea = document.getElementById(id).style;
 163                 dbarea.display = (dbarea.display == 'none') ? 'block' : 'none';
 164                 var db = document.getElementById('RootUser');
 165                 if (defaultroot) {
 166 <?php foreach (array_keys($ourdb) as $db) {
 167                         echo "                  if (id == '$db') { db.value = '".$ourdb[$db]['rootuser']."';}\n";
 168 }?>
 169                 }
 170         }
 171         // -->
 172         </script>
 173 </head>
 174
 175 <body>
 176 <div id="globalWrapper">
 177 <div id="column-content">
 178 <div id="content">
 179 <div id="bodyContent">
 180
 181 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 182
 183 <?php
 184
 185 /* Check for existing configurations and bug out! */
 186
 187 if( file_exists( "../LocalSettings.php" ) ) {
 188         dieout( "<p><strong>Setup has completed, <a href='../index.php'>your wiki</a> is configured.</strong></p>
 189
 190         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 191 }
 192
 193 if( file_exists( "./LocalSettings.php" ) ) {
 194         writeSuccessMessage();
 195
 196         dieout( '' );
 197 }
 198
 199 if( !is_writable( "." ) ) {
 200         dieout( "<h2>Can't write config file, aborting</h2>
 201
 202         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 203         writable by the web server. Once configuration is done you'll move the created
 204         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 205         then remove the <tt>config</tt> subdirectory entirely.</p>
 206
 207         <p>To make the directory writable on a Unix/Linux system:</p>
 208
 209         <pre>
 210         cd <i>/path/to/wiki</i>
 211         chmod a+w config
 212         </pre>
 213
 214         <p>Afterwards retry to start the <a href=\"\">setup</a>.</p>" );
 215 }
 216
 217
 218 require_once( "install-utils.inc" );
 219 require_once( "maintenance/updaters.inc" );
 220
 221 class ConfigData {
 222         function getEncoded( $data ) {
 223                 # removing latin1 support, no need...
 224                 return $data;
 225         }
 226         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 227         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 228         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 229 }
 230
 231 ?>
 232
 233 <ul>
 234         <li>
 235                 <b>Don't forget security updates!</b> Keep an eye on the
 236                 <a href="http://mail.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 237                 release announcements mailing list</a>.
 238         </li>
 239 </ul>
 240
 241
 242 <h2>Checking environment...</h2>
 243 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 244 <ul class="env-check">
 245 <?php
 246 $endl = "
 247 ";
 248 $wgNoOutputBuffer = true;
 249 $conf = new ConfigData;
 250
 251 install_version_checks();
 252
 253 print "<li>PHP " . phpversion() . " installed</li>\n";
 254
 255 ## Temporarily turn off all errors as we try to discover installed databases
 256 $olderrnum = error_reporting(0);
 257
 258 $phpdatabases = array();
 259 foreach (array_keys($ourdb) as $db) {
 260         $compname = $ourdb[$db]['compile'];
 261         if (extension_loaded($compname) or dl($compname . '.' . PHP_SHLIB_SUFFIX)) {
 262                 array_push($phpdatabases, $db);
 263                 $ourdb[$db]['havedriver'] = 1;
 264         }
 265 }
 266
 267 error_reporting($olderrornum);
 268
 269 if (!$phpdatabases) {
 270         print "Could not find a suitable database driver!<ul>";
 271         foreach (array_keys($ourdb) AS $db) {
 272                 $comp = $ourdb[$db]['compile'];
 273                 $full = $ourdb[$db]['fullname'];
 274                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 275                         ."or install the $comp.so module</li>\n";
 276         }
 277         dieout( "</ul></ul>" );
 278 }
 279
 280 print "<li>Found database drivers for:";
 281 foreach (array_keys($ourdb) AS $db) {
 282         if ($ourdb[$db]['havedriver']) {
 283                 $DefaultDBtype = $db;
 284                 print "  ".$ourdb[$db]['fullname'];
 285         }
 286 }
 287 print "</li>\n";
 288 if (count($phpdatabases) != 1)
 289         $DefaultDBtype = '';
 290
 291 if( ini_get( "register_globals" ) ) {
 292         ?>
 293         <li>
 294                 <div style="font-size:110%">
 295                 <strong class="error">Warning:</strong>
 296                 <strong>PHP's <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 297                 </div>
 298                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 299         </li>
 300         <?php
 301 }
 302
 303 $fatal = false;
 304
 305 if( ini_get( "magic_quotes_runtime" ) ) {
 306         $fatal = true;
 307         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.info.php#ini.magic-quotes-runtime'>magic_quotes_runtime</a> is active!</strong>
 308         This option corrupts data input unpredictably; you cannot install or use
 309         MediaWiki unless this option is disabled.
 310         <?php
 311 }
 312
 313 if( ini_get( "magic_quotes_sybase" ) ) {
 314         $fatal = true;
 315         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.sybase.php#ini.magic-quotes-sybase'>magic_quotes_sybase</a> is active!</strong>
 316         This option corrupts data input unpredictably; you cannot install or use
 317         MediaWiki unless this option is disabled.
 318         <?php
 319 }
 320
 321 if( ini_get( "mbstring.func_overload" ) ) {
 322         $fatal = true;
 323         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.mbstring.php#mbstring.overload'>mbstring.func_overload</a> is active!</strong>
 324         This option causes errors and may corrupt data unpredictably;
 325         you cannot install or use MediaWiki unless this option is disabled.
 326         <?php
 327 }
 328
 329 if( $fatal ) {
 330         dieout( "</ul><p>Cannot install MediaWiki.</p>" );
 331 }
 332
 333 if( ini_get( "safe_mode" ) ) {
 334         $conf->safeMode = true;
 335         ?>
 336         <li><b class='error'>Warning:</b> <strong>PHP's
 337         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 338         You may have problems caused by this, particularly if using image uploads.
 339         </li>
 340         <?php
 341 } else {
 342         $conf->safeMode = false;
 343 }
 344
 345 $sapi = php_sapi_name();
 346 $conf->prettyURLs = true;
 347 print "<li>PHP server API is $sapi; ";
 348 switch( $sapi ) {
 349 case "apache":
 350 case "apache2handler":
 351         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 352         break;
 353 case "cgi":
 354 case "cgi-fcgi":
 355         // For some reason cgi.fix_pathinfo isn't retrievable via ini_get()
 356         if( isset( $_SERVER['ORIG_PATH_INFO'] ) ) {
 357                 echo "cgi.fix_pathinfo is set, good; ";
 358         } else {
 359                 echo "cgi.fix_pathinfo is not set, assuming PATH_INFO broken; ";
 360                 $conf->prettyURLs = false;
 361         }
 362         break;
 363 case "apache2filter":
 364 case "isapi":
 365         // Pretty sure these two break from past tests
 366         $conf->prettyURLs = false;
 367         break;
 368 default:
 369         print "unknown, assuming PATH_INFO broken for safety; ";
 370         $conf->prettyURLs = false;
 371 }
 372 if( $conf->prettyURLs ) {
 373         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 374 } else {
 375         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 376 }
 377 print "</li>\n";
 378
 379 $conf->xml = function_exists( "utf8_encode" );
 380 if( $conf->xml ) {
 381         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 382 } else {
 383         dieout( "PHP's XML module is missing; the wiki requires functions in
 384                 this module and won't work in this configuration.
 385                 If you're running Mandrake, install the php-xml package." );
 386 }
 387
 388 # Crude check for session support
 389 if( !function_exists( 'session_name' ) )
 390         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 391
 392 # Likewise for PCRE
 393 if( !function_exists( 'preg_match' ) )
 394         dieout( "The PCRE regular expression functions are missing. MediaWiki requires these in order to function." );
 395
 396 $memlimit = ini_get( "memory_limit" );
 397 $conf->raiseMemory = false;
 398 if( empty( $memlimit ) || $memlimit == -1 ) {
 399         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 400 } else {
 401         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <strong>If this is too low, installation may fail!</strong> ";
 402         $n = intval( $memlimit );
 403         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 404                 $n = intval( $m[1] * (1024*1024) );
 405         }
 406         if( $n < 20*1024*1024 ) {
 407                 print "Attempting to raise limit to 20M... ";
 408                 if( false === ini_set( "memory_limit", "20M" ) ) {
 409                         print "failed.";
 410                 } else {
 411                         $conf->raiseMemory = true;
 412                         print "ok.";
 413                 }
 414         }
 415         print "</li>\n";
 416 }
 417
 418 $conf->zlib = function_exists( "gzencode" );
 419 if( $conf->zlib ) {
 420         print "<li>Have zlib support; enabling output compression.</li>\n";
 421 } else {
 422         print "<li>No zlib support.</li>\n";
 423 }
 424
 425 $conf->turck = function_exists( 'mmcache_get' );
 426 if ( $conf->turck ) {
 427         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 428 }
 429
 430 $conf->apc = function_exists('apc_fetch');
 431 if ($conf->apc ) {
 432         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>";
 433 }
 434
 435 $conf->eaccel = function_exists( 'eaccelerator_get' );
 436 if ( $conf->eaccel ) {
 437         $conf->turck = 'eaccelerator';
 438         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 439 }
 440
 441 if( !$conf->turck && !$conf->eaccel && !$conf->apc ) {
 442         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 443                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a> or
 444                 <a href="http://www.php.net/apc">APC</a>. Object caching functions cannot be used.</li>' );
 445 }
 446
 447 $conf->diff3 = false;
 448 $diff3locations = array_merge(
 449         array(
 450                 "/usr/bin",
 451                 "/usr/local/bin",
 452                 "/opt/csw/bin",
 453                 "/usr/gnu/bin",
 454                 "/usr/sfw/bin" ),
 455         explode( $sep, getenv( "PATH" ) ) );
 456 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 457
 458 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 459 foreach ($diff3locations as $loc) {
 460         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 461         if ($exe !== false) {
 462                 $conf->diff3 = $exe;
 463                 break;
 464         }
 465 }
 466
 467 if ($conf->diff3)
 468         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 469 else
 470         print "<li>GNU diff3 not found.</li>";
 471
 472 $conf->ImageMagick = false;
 473 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 474 foreach( $imcheck as $dir ) {
 475         $im = "$dir/convert";
 476         if( file_exists( $im ) ) {
 477                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 478                 $conf->ImageMagick = $im;
 479                 break;
 480         }
 481 }
 482
 483 $conf->HaveGD = function_exists( "imagejpeg" );
 484 if( $conf->HaveGD ) {
 485         print "<li>Found GD graphics library built-in";
 486         if( !$conf->ImageMagick ) {
 487                 print ", image thumbnailing will be enabled if you enable uploads";
 488         }
 489         print ".</li>\n";
 490 } else {
 491         if( !$conf->ImageMagick ) {
 492                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 493         }
 494 }
 495
 496 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 497
 498 $conf->IP = dirname( dirname( __FILE__ ) );
 499 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 500
 501
 502 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 503 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 504 // to get the path to the current script... hopefully it's reliable. SIGH
 505 $path = ($_SERVER["PHP_SELF"] === '')
 506         ? $_SERVER["SCRIPT_NAME"]
 507         : $_SERVER["PHP_SELF"];
 508 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 509 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 510
 511 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 512         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 513
 514         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 515         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 516                 ? 'root@localhost'
 517                 : $_SERVER["SERVER_ADMIN"];
 518         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 519         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 520 ?>
 521
 522 <?php
 523         $conf->DBserver = importPost( "DBserver", "localhost" );
 524         $conf->DBname = importPost( "DBname", "wikidb" );
 525         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 526         $conf->DBpassword = importPost( "DBpassword" );
 527         $conf->DBpassword2 = importPost( "DBpassword2" );
 528         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 529         $conf->SysopPass = importPost( "SysopPass" );
 530         $conf->SysopPass2 = importPost( "SysopPass2" );
 531         $conf->RootUser = importPost( "RootUser", "root" );
 532         $conf->RootPW = importPost( "RootPW", "" );
 533         $useRoot = importCheck( 'useroot', false );
 534
 535         ## MySQL specific:
 536         $conf->DBprefix     = importPost( "DBprefix" );
 537         $conf->DBschema     = importPost( "DBschema", "mysql4" );
 538         $conf->DBmysql5     = ($conf->DBschema == "mysql5" ||
 539                                $conf->DBschema == "mysql5-binary")
 540                                ? "true" : "false";
 541         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 542
 543         ## Postgres specific:
 544         $conf->DBport      = importPost( "DBport",      "5432" );
 545         $conf->DBmwschema  = importPost( "DBmwschema",  "mediawiki" );
 546         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 547
 548 /* Check for validity */
 549 $errs = array();
 550
 551 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 552         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 553 }
 554 if( $conf->DBuser == "" ) {
 555         $errs["DBuser"] = "Must not be blank";
 556 }
 557 if( $conf->DBpassword == "" ) {
 558         $errs["DBpassword"] = "Must not be blank";
 559 }
 560 if( $conf->DBpassword != $conf->DBpassword2 ) {
 561         $errs["DBpassword2"] = "Passwords don't match!";
 562 }
 563 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 564         $errs["DBprefix"] = "Invalid table prefix";
 565 }
 566
 567 if( $conf->SysopPass == "" ) {
 568         $errs["SysopPass"] = "Must not be blank";
 569 }
 570 if( $conf->SysopPass != $conf->SysopPass2 ) {
 571         $errs["SysopPass2"] = "Passwords don't match!";
 572 }
 573
 574 $conf->License = importRequest( "License", "none" );
 575 if( $conf->License == "gfdl" ) {
 576         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 577         $conf->RightsText = "GNU Free Documentation License 1.2";
 578         $conf->RightsCode = "gfdl";
 579         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 580 } elseif( $conf->License == "none" ) {
 581         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 582 } else {
 583         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 584         $conf->RightsText = importRequest( "RightsText", "" );
 585         $conf->RightsCode = importRequest( "RightsCode", "" );
 586         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 587 }
 588
 589 $conf->Shm = importRequest( "Shm", "none" );
 590 $conf->MCServers = importRequest( "MCServers" );
 591
 592 /* Test memcached servers */
 593
 594 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 595         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 596         foreach ( $conf->MCServerArray as $server ) {
 597                 $error = testMemcachedServer( $server );
 598                 if ( $error ) {
 599                         $errs["MCServers"] = $error;
 600                         break;
 601                 }
 602         }
 603 } else if ( $conf->Shm == 'memcached' ) {
 604         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 605 }
 606
 607 /* default values for installation */
 608 $conf->Email     = importRequest("Email", "email_enabled");
 609 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 610 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 611 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 612
 613 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 614         do { /* So we can 'continue' to end prematurely */
 615                 $conf->Root = ($conf->RootPW != "");
 616
 617                 /* Load up the settings and get installin' */
 618                 $local = writeLocalSettings( $conf );
 619                 echo "<li style=\"list-style: none\">\n";
 620                 echo "<p><b>Generating configuration file...</b></p>\n";
 621                 echo "</li>\n";
 622
 623                 $wgCommandLineMode = false;
 624                 chdir( ".." );
 625                 $ok = eval( $local );
 626                 if( $ok === false ) {
 627                         dieout( "Errors in generated configuration; " .
 628                                 "most likely due to a bug in the installer... " .
 629                                 "Config file was: " .
 630                                 "<pre>" .
 631                                 htmlspecialchars( $local ) .
 632                                 "</pre>" .
 633                                 "</ul>" );
 634                 }
 635                 $conf->DBtypename = '';
 636                 foreach (array_keys($ourdb) as $db) {
 637                         if ($conf->DBtype === $db)
 638                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 639                 }
 640                 if ( ! strlen($conf->DBtype)) {
 641                         $errs["DBpicktype"] = "Please choose a database type";
 642                         continue;
 643                 }
 644
 645                 if (! $conf->DBtypename) {
 646                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 647                         continue;
 648                 }
 649                 print "<li>Database type: {$conf->DBtypename}</li>\n";
 650                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 651                 $wgDBtype = $conf->DBtype;
 652                 $wgDBadminuser = "root";
 653                 $wgDBadminpassword = $conf->RootPW;
 654
 655                 ## Mysql specific:
 656                 $wgDBprefix = $conf->DBprefix;
 657
 658                 ## Postgres specific:
 659                 $wgDBport      = $conf->DBport;
 660                 $wgDBmwschema  = $conf->DBmwschema;
 661                 $wgDBts2schema = $conf->DBts2schema;
 662
 663                 $wgCommandLineMode = true;
 664                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 665                 require_once( "includes/Setup.php" );
 666                 chdir( "config" );
 667
 668                 require_once( "maintenance/InitialiseMessages.inc" );
 669
 670                 $wgTitle = Title::newFromText( "Installation script" );
 671                 error_reporting( E_ALL );
 672                 print "<li>Loading class: $dbclass";
 673                 $dbc = new $dbclass;
 674
 675                 if( $conf->DBtype == 'mysql' ) {
 676                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 677                         if( $mysqlOldClient ) {
 678                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 679                                         using a MySQL 4.1 server and have problems connecting to the database,
 680                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 681                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 682                         }
 683                         $ok = true; # Let's be optimistic
 684
 685                         # Decide if we're going to use the superuser or the regular database user
 686                         $conf->Root = $useRoot;
 687                         if( $conf->Root ) {
 688                                 $db_user = $conf->RootUser;
 689                                 $db_pass = $conf->RootPW;
 690                         } else {
 691                                 $db_user = $wgDBuser;
 692                                 $db_pass = $wgDBpassword;
 693                         }
 694
 695                         # Attempt to connect
 696                         echo( "<li>Attempting to connect to database server as $db_user..." );
 697                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 698
 699                         # Check the connection and respond to errors
 700                         if( $wgDatabase->isOpen() ) {
 701                                 # Seems OK
 702                                 $ok = true;
 703                                 $wgDBadminuser = $db_user;
 704                                 $wgDBadminpassword = $db_pass;
 705                                 echo( "success.</li>\n" );
 706                                 $wgDatabase->ignoreErrors( true );
 707                                 $myver = $wgDatabase->getServerVersion();
 708                         } else {
 709                                 # There were errors, report them and back out
 710                                 $ok = false;
 711                                 $errno = mysql_errno();
 712                                 $errtx = htmlspecialchars( mysql_error() );
 713                                 switch( $errno ) {
 714                                         case 1045:
 715                                         case 2000:
 716                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 717                                                 if( $conf->Root ) {
 718                                                         # The superuser details are wrong
 719                                                         $errs["RootUser"] = "Check username";
 720                                                         $errs["RootPW"] = "and password";
 721                                                 } else {
 722                                                         # The regular user details are wrong
 723                                                         $errs["DBuser"] = "Check username";
 724                                                         $errs["DBpassword"] = "and password";
 725                                                 }
 726                                                 break;
 727                                         case 2002:
 728                                         case 2003:
 729                                         default:
 730                                                 # General connection problem
 731                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 732                                                 $errs["DBserver"] = "Connection failed";
 733                                                 break;
 734                                 } # switch
 735                         } #conn. att.
 736
 737                         if( !$ok ) { continue; }
 738
 739                 } else /* not mysql */ {
 740                         error_reporting( E_ALL );
 741                         $wgSuperUser = '';
 742                         ## Possible connect as a superuser
 743                         if( $conf->Root ) {
 744                                 $wgDBsuperuser = $conf->RootUser;
 745                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"$wgDBsuperuser\"..." );
 746                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
 747                                 if (!$wgDatabase->isOpen()) {
 748                                         print " error: " . $wgDatabase->lastError() . "</li>\n";
 749                                         $errs["DBserver"] = "Could not connect to database as superuser";
 750                                         $errs["RootUser"] = "Check username";
 751                                         $errs["RootPW"] = "and password";
 752                                         continue;
 753                                 }
 754                         }
 755                         echo( "<li>Attempting to connect to database \"$wgDBname\" as \"$wgDBuser\"..." );
 756                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 757                         if (!$wgDatabase->isOpen()) {
 758                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 759                         } else {
 760                                 $myver = $wgDatabase->getServerVersion();
 761                         }
 762                 }
 763
 764                 if ( !$wgDatabase->isOpen() ) {
 765                         $errs["DBserver"] = "Couldn't connect to database";
 766                         continue;
 767                 }
 768
 769                 print "<li>Connected to $myver";
 770                 if ($conf->DBtype == 'mysql') {
 771                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 772                                 dieout( " -- mysql 4.0.14 or later required. Aborting." );
 773                         }
 774                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
 775                         if( $mysqlNewAuth && $mysqlOldClient ) {
 776                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 777                                         to old client libraries; if you have trouble with authentication, see
 778                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 779                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 780                         }
 781                         if( $wgDBmysql5 ) {
 782                                 if( $mysqlNewAuth ) {
 783                                         print "; enabling MySQL 4.1/5.0 charset mode";
 784                                 } else {
 785                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 786                                                 but older version detected; will likely fail.</b>";
 787                                 }
 788                         }
 789                         print "</li>\n";
 790
 791                         @$sel = $wgDatabase->selectDB( $wgDBname );
 792                         if( $sel ) {
 793                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 794                         } else {
 795                                 $err = mysql_errno();
 796                                 $databaseSafe = htmlspecialchars( $wgDBname );
 797                                 if( $err == 1102 /* Invalid database name */ ) {
 798                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
 799                                         continue;
 800                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
 801                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
 802                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
 803                                         continue;
 804                                 }
 805                                 print "<li>Attempting to create database...</li>";
 806                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 807                                 if( !$res ) {
 808                                         print "<li>Couldn't create database <tt>" .
 809                                                 htmlspecialchars( $wgDBname ) .
 810                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 811                                         $errs["RootPW"] = "&lt;- Enter";
 812                                         continue;
 813                                 }
 814                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 815                         }
 816                         $wgDatabase->selectDB( $wgDBname );
 817                 }
 818                 else if ($conf->DBtype == 'postgres') {
 819                         if( version_compare( $myver, "PostgreSQL 8.0" ) < 0 ) {
 820                                 dieout( " <b>Postgres 8.0 or later is required</b>. Aborting.</li></ul>" );
 821                         }
 822                 }
 823
 824                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 825                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 826
 827                         # Create user if required (todo: other databases)
 828                         if ( $conf->Root && $conf->DBtype == 'mysql') {
 829                                 $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 830                                 if ( $conn->isOpen() ) {
 831                                         print "<li>DB user account ok</li>\n";
 832                                         $conn->close();
 833                                 } else {
 834                                         print "<li>Granting user permissions...";
 835                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 836                                                 print " <b class='error'>If the next step fails, see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'>http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 837                                         }
 838                                         print "</li>\n";
 839                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 840                                 }
 841                         }
 842                         print "<pre>\n";
 843                         chdir( ".." );
 844                         flush();
 845                         do_all_updates();
 846                         chdir( "config" );
 847                         print "</pre>\n";
 848                         print "<li>Finished update checks.</li>\n";
 849                 } else {
 850                         # FIXME: Check for errors
 851                         print "<li>Creating tables...";
 852                         if ($conf->DBtype == 'mysql') {
 853                                 switch( $conf->DBschema ) {
 854                                 case "mysql4":
 855                                         print " using MySQL 4 table defs...";
 856                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 857                                         break;
 858                                 case "mysql5":
 859                                         print " using MySQL 5 UTF-8 table defs...";
 860                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 861                                         break;
 862                                 case "mysql5-binary":
 863                                         print " using MySQL 5 binary table defs...";
 864                                         dbsource( "../maintenance/mysql5/tables-binary.sql", $wgDatabase );
 865                                         break;
 866                                 default:
 867                                         dieout( " <b>invalid schema selection!</b></li>" );
 868                                 }
 869                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 870                         } else if ($conf->DBtype == 'postgres') {
 871                                 $wgDatabase->setup_database();
 872                         }
 873                         else {
 874                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
 875                                 continue;
 876                         }
 877
 878                         print " done.</li>\n";
 879
 880                         print "<li>Initializing data...</li>\n";
 881                         $wgDatabase->insert( 'site_stats',
 882                                 array ( 'ss_row_id'        => 1,
 883                                                 'ss_total_views'   => 0,
 884                                                 'ss_total_edits'   => 0,
 885                                                 'ss_good_articles' => 0 ) );
 886
 887                         # Set up the "regular user" account *if we can, and if we need to*
 888                         if( $conf->Root and $conf->DBtype == 'mysql') {
 889                                 # See if we need to
 890                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 891                                 if( $wgDatabase2->isOpen() ) {
 892                                         # Nope, just close the test connection and continue
 893                                         $wgDatabase2->close();
 894                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>\n" );
 895                                 } else {
 896                                         # Yes, so run the grants
 897                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 898                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 899                                         echo( "success.</li>\n" );
 900                                 }
 901                         }
 902
 903                         if( $conf->SysopName ) {
 904                                 $u = User::newFromName( $conf->getSysopName() );
 905                                 if ( !$u ) {
 906                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
 907                                 }
 908                                 else if ( 0 == $u->idForName() ) {
 909                                         $u->addToDatabase();
 910                                         $u->setPassword( $conf->getSysopPass() );
 911                                         $u->saveSettings();
 912
 913                                         $u->addGroup( "sysop" );
 914                                         $u->addGroup( "bureaucrat" );
 915
 916                                         print "<li>Created sysop account <tt>" .
 917                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 918                                 } else {
 919                                         print "<li>Could not create user - already exists!</li>\n";
 920                                 }
 921                         } else {
 922                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 923                         }
 924
 925                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 926                         $article = new Article( $titleobj );
 927                         $newid = $article->insertOn( $wgDatabase );
 928                         $revision = new Revision( array(
 929                                 'page'      => $newid,
 930                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 931                                 'comment'   => '',
 932                                 'user'      => 0,
 933                                 'user_text' => 'MediaWiki default',
 934                                 ) );
 935                         $revid = $revision->insertOn( $wgDatabase );
 936                         $article->updateRevisionOn( $wgDatabase, $revision );
 937
 938                         initialiseMessages( false, false, 'printListItem' );
 939                 }
 940
 941                 /* Write out the config file now that all is well */
 942                 print "<li style=\"list-style: none\">\n";
 943                 print "<p>Creating LocalSettings.php...</p>\n\n";
 944                 $localSettings = "<" . "?php$endl$local$endl?" . ">\r\n";
 945                 // Fix up a common line-ending problem (due to CVS on Windows)
 946                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 947                 $f = fopen( "LocalSettings.php", 'xt' );
 948
 949                 if( $f == false ) {
 950                         dieout( "<p>Couldn't write out LocalSettings.php. Check that the directory permissions are correct and that there isn't already a file of that name here...</p>\n" .
 951                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 952                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 953                 }
 954                 if(fwrite( $f, $localSettings ) ) {
 955                         fclose( $f );
 956                         writeSuccessMessage();
 957                 } else {
 958                         fclose( $f );
 959                         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");
 960
 961                 }
 962                 print "</li>\n";
 963
 964         } while( false );
 965 }
 966 ?>
 967 </ul>
 968
 969
 970 <?php
 971
 972 if( count( $errs ) ) {
 973         /* Display options form */
 974
 975         if( $conf->posted ) {
 976                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 977         }
 978 ?>
 979
 980 <form action="index.php" name="config" method="post">
 981
 982
 983 <h2>Site config</h2>
 984
 985 <div class="config-section">
 986         <div class="config-input">
 987                 <?php
 988                 aField( $conf, "Sitename", "Wiki name:" );
 989                 ?>
 990         </div>
 991         <p class="config-desc">
 992                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
 993                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 994         </p>
 995
 996         <div class="config-input">
 997                 <?php
 998                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 999                 ?>
1000         </div>
1001         <p class="config-desc">
1002                 Displayed to users in some error messages, used as the return address for password reminders, and used as the default sender address of e-mail notifications.
1003         </p>
1004
1005         <div class="config-input">
1006                 <label class='column' for="LanguageCode">Language:</label>
1007                 <select id="LanguageCode" name="LanguageCode">
1008
1009                 <?php
1010                         $list = getLanguageList();
1011                         foreach( $list as $code => $name ) {
1012                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1013                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
1014                         }
1015                 ?>
1016                 </select>
1017         </div>
1018         <p class="config-desc">
1019                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1020         </p>
1021
1022         <div class="config-input">
1023                 <label class='column'>Copyright/license:</label>
1024
1025                 <ul class="plain">
1026                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1027                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
1028                 <li><?php
1029                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1030                         $partner = "MediaWiki";
1031                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1032                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1033                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1034                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1035                         ?>
1036                 <?php if( $conf->License == "cc" ) { ?>
1037                         <ul>
1038                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1039                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1040                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1041                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1042                         </ul>
1043                 <?php } ?>
1044                         </li>
1045                 </ul>
1046         </div>
1047         <p class="config-desc">
1048                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1049         </p>
1050
1051
1052         <div class="config-input">
1053                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1054         </div>
1055         <div class="config-input">
1056                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1057         </div>
1058         <div class="config-input">
1059                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1060         </div>
1061         <p class="config-desc">
1062                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1063                 A new account will be added only when creating a new wiki database.
1064         </p>
1065
1066         <div class="config-input">
1067                 <label class='column'>Shared memory caching:</label>
1068
1069                 <ul class="plain">
1070                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1071                 <?php
1072                         if ( $conf->turck ) {
1073                                 echo "<li>";
1074                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1075                                 echo "</li>";
1076                         }
1077                         if ( $conf->apc ) {
1078                                 echo "<li>";
1079                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1080                                 echo "</li>";
1081                         }
1082                         if ( $conf->eaccel ) {
1083                                 echo "<li>";
1084                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1085                                 echo "</li>";
1086                         }
1087                 ?>
1088                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1089                 </ul>
1090                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1091         </div>
1092         <p class="config-desc">
1093                 Using a shared memory system such as Turck MMCache, APC, eAccelerator, or Memcached
1094                 will speed up MediaWiki significantly. Memcached is the best solution but needs to be
1095                 installed. Specify the server addresses and ports in a comma-separted list. Only
1096                 use Turck shared memory if the wiki will be running on a single Apache server.
1097         </p>
1098 </div>
1099
1100 <h2>E-mail, e-mail notification and authentication setup</h2>
1101
1102 <div class="config-section">
1103         <div class="config-input">
1104                 <label class='column'>E-mail features (global):</label>
1105                 <ul class="plain">
1106                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1107                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1108                 </ul>
1109         </div>
1110         <p class="config-desc">
1111                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail and e-mail notifications)
1112                 if sending mail doesn't work on your server.
1113         </p>
1114
1115         <div class="config-input">
1116                 <label class='column'>User-to-user e-mail:</label>
1117                 <ul class="plain">
1118                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1119                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1120                 </ul>
1121         </div>
1122         <p class="config-desc">
1123                 The user-to-user e-mail feature (Special:Emailuser) lets the wiki act as a relay to allow users to exchange e-mail without publicly advertising their e-mail address.
1124         </p>
1125         <div class="config-input">
1126                 <label class='column'>E-mail notification about changes:</label>
1127                 <ul class="plain">
1128                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1129                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1130                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages, and to pages on watchlists (not recommended for large wikis)", "radio", "enotif_allpages" ); ?></li>
1131                 </ul>
1132         </div>
1133         <div class="config-desc">
1134                 <p>
1135                 For this feature to work, an e-mail address must be present for the user account, and the notification
1136                 options in the user's preferences must be enabled. Also note the
1137                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1138
1139                 <p>There are additional options for fine tuning in /includes/DefaultSettings.php; copy these to your LocalSettings.php and edit them there to change them.</p>
1140         </div>
1141
1142         <div class="config-input">
1143                 <label class='column'>E-mail address authentication:</label>
1144                 <ul class="plain">
1145                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1146                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1147                 </ul>
1148         </div>
1149         <div class="config-desc">
1150                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1151                 change notification mails. Setting this option is <B>recommended</B> for public wikis because of potential abuse of the e-mail features above.</p>
1152         </div>
1153
1154 </div>
1155
1156 <h2>Database config</h2>
1157
1158 <div class="config-section">
1159 <div class="config-input">
1160                 <label class='column'>Database type:</label>
1161 <?php if (isset($errs['DBpicktype'])) print "<span class='error'>$errs[DBpicktype]</span>\n"; ?>
1162                 <ul class='plain'><?php database_picker($conf) ?></ul>
1163         </div>
1164
1165         <div class="config-input" style="clear:left"><?php
1166                 aField( $conf, "DBserver", "Database host:" );
1167         ?></div>
1168         <p class="config-desc">
1169                 If your database server isn't on your web server, enter the name or IP address here.
1170         </p>
1171
1172         <div class="config-input"><?php
1173                 aField( $conf, "DBname", "Database name:" );
1174         ?></div>
1175         <div class="config-input"><?php
1176                 aField( $conf, "DBuser", "DB username:" );
1177         ?></div>
1178         <div class="config-input"><?php
1179                 aField( $conf, "DBpassword", "DB password:", "password" );
1180         ?></div>
1181         <div class="config-input"><?php
1182                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1183         ?></div>
1184         <p class="config-desc">
1185                 If you only have a single user account and database available,
1186                 enter those here. If you have database root access (see below)
1187                 you can specify new accounts/databases to be created. This account
1188                 will not be created if it pre-exists. If this is the case, ensure that it
1189                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
1190         </p>
1191
1192         <div class="config-input">
1193                 <label class="column">Superuser account:</label>
1194                 <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?>/>
1195                 &nbsp;<label for="useroot">Use superuser account</label>
1196         </div>
1197         <div class="config-input">
1198                 <?php
1199                 aField( $conf, "RootUser", "Superuser name:", "superuser" );
1200                 ?>
1201         </div>
1202         <div class="config-input">
1203                 <?php
1204                 aField( $conf, "RootPW", "Superuser password:", "password" );
1205                 ?>
1206         </div>
1207
1208         <p class="config-desc">
1209                 If the database user specified above does not exist, or does not have access to create
1210                 the database (if needed) or tables within it, please check the box and provide details
1211                 of a superuser account, such as <strong>root</strong>, which does.
1212         </p>
1213
1214         <?php database_switcher('mysql'); ?>
1215         <div class="config-input"><?php
1216                 aField( $conf, "DBprefix", "Database table prefix:" );
1217         ?></div>
1218         <div class="config-desc">
1219                 <p>If you need to share one database between multiple wikis, or
1220                 MediaWiki and another web application, you may choose to
1221                 add a prefix to all the table names to avoid conflicts.</p>
1222
1223                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1224         </div>
1225
1226         <div class="config-input"><label class="column">Database charset</label>
1227                 <div>Select one:</div>
1228                 <ul class="plain">
1229                 <li><?php aField( $conf, "DBschema", "Backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1230                 <li><?php aField( $conf, "DBschema", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1231                 <li><?php aField( $conf, "DBschema", "Experimental MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1232                 </ul>
1233         </div>
1234         <p class="config-desc">
1235                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1236                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1237                 cause things to break. <b>If upgrading an older installation, leave
1238                 in backwards-compatible mode.</b>
1239         </p>
1240         </div>
1241
1242         <?php database_switcher('postgres'); ?>
1243         <div class="config-input"><?php
1244                 aField( $conf, "DBport", "Database port:" );
1245         ?></div>
1246         <div class="config-input"><?php
1247                 aField( $conf, "DBmwschema", "Schema for mediawiki:" );
1248         ?></div>
1249         <div class="config-input"><?php
1250                 aField( $conf, "DBts2schema", "Schema for tsearch2:" );
1251         ?></div>
1252         <div class="config-desc">
1253                 <p>The username specified above will have it's search path set to the above schemas,
1254                 so it is recommended that you create a new user.</p>
1255         </div>
1256         </div>
1257
1258         <div class="config-input" style="padding:2em 0 3em">
1259                 <label class='column'>&nbsp;</label>
1260                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1261         </div>
1262
1263 </div>
1264
1265 <script type="text/javascript">
1266 window.onload = toggleDBarea('<?php echo $conf->DBtype; ?>',
1267 <?php
1268         ## If they passed in a root user name, don't populate it on page load
1269         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1270 ?>);
1271 </script>
1272
1273 </form>
1274
1275 <?php
1276 }
1277
1278 /* -------------------------------------------------------------------------------------- */
1279 function writeSuccessMessage() {
1280         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1281                 echo <<<EOT
1282 <p>Installation successful!</p>
1283 <p>To complete the installation, please do the following:
1284 <ol>
1285         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1286         <li>Upload it to the parent directory</li>
1287         <li>Delete config/LocalSettings.php</li>
1288         <li>Start using <a href='../index.php'>your wiki</a>!
1289 </ol>
1290 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1291 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1292 which means that anyone on the same server can read your database password! Downloading
1293 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1294 EOT;
1295         } else {
1296                 echo "<p><span style='font-weight:bold;color:green;font-size:110%'>Installation successful!</span> Move the <tt>config/LocalSettings.php</tt> file into the parent directory, then follow
1297                         <strong><a href='../index.php'>this link</a></strong> to your wiki.</p>\n";
1298         }
1299 }
1300
1301
1302 function escapePhpString( $string ) {
1303         return strtr( $string,
1304                 array(
1305                         "\n" => "\\n",
1306                         "\r" => "\\r",
1307                         "\t" => "\\t",
1308                         "\\" => "\\\\",
1309                         "\$" => "\\\$",
1310                         "\"" => "\\\""
1311                 ));
1312 }
1313
1314 function writeLocalSettings( $conf ) {
1315         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1316         $conf->PasswordSender = $conf->EmergencyContact;
1317         $zlib = ($conf->zlib ? "" : "# ");
1318         $magic = ($conf->ImageMagick ? "" : "# ");
1319         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1320         $pretty = ($conf->prettyURLs ? "" : "# ");
1321         $ugly = ($conf->prettyURLs ? "# " : "");
1322         $rights = ($conf->RightsUrl) ? "" : "# ";
1323         $hashedUploads = $conf->safeMode ? '' : '# ';
1324
1325         switch ( $conf->Shm ) {
1326                 case 'memcached':
1327                         $cacheType = 'CACHE_MEMCACHED';
1328                         $mcservers = var_export( $conf->MCServerArray, true );
1329                         break;
1330                 case 'turck':
1331                 case 'apc':
1332                 case 'eaccel':
1333                         $cacheType = 'CACHE_ACCEL';
1334                         $mcservers = 'array()';
1335                         break;
1336                 default:
1337                         $cacheType = 'CACHE_NONE';
1338                         $mcservers = 'array()';
1339         }
1340
1341         if ( $conf->Email == 'email_enabled' ) {
1342                 $enableemail = 'true';
1343                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1344                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1345                 switch ( $conf->Enotif ) {
1346                         case 'enotif_usertalk':
1347                                 $enotifusertalk = 'true';
1348                                 $enotifwatchlist = 'false';
1349                                 break;
1350                         case 'enotif_allpages':
1351                                 $enotifusertalk = 'true';
1352                                 $enotifwatchlist = 'true';
1353                                 break;
1354                         default:
1355                                 $enotifusertalk = 'false';
1356                                 $enotifwatchlist = 'false';
1357                 }
1358         } else {
1359                 $enableuseremail = 'false';
1360                 $enableemail = 'false';
1361                 $eauthent = 'false';
1362                 $enotifusertalk = 'false';
1363                 $enotifwatchlist = 'false';
1364         }
1365
1366         $file = @fopen( "/dev/urandom", "r" );
1367         if ( $file ) {
1368                 $secretKey = bin2hex( fread( $file, 32 ) );
1369                 fclose( $file );
1370         } else {
1371                 $secretKey = "";
1372                 for ( $i=0; $i<8; $i++ ) {
1373                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1374                 }
1375                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1376         }
1377
1378         # Add slashes to strings for double quoting
1379         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1380         if( $conf->License == 'gfdl' ) {
1381                 # Needs literal string interpolation for the current style path
1382                 $slconf['RightsIcon'] = $conf->RightsIcon;
1383         }
1384
1385         $localsettings = "
1386 # This file was automatically generated by the MediaWiki installer.
1387 # If you make manual changes, please keep track in case you need to
1388 # recreate them later.
1389 #
1390 # See includes/DefaultSettings.php for all configurable settings
1391 # and their default values, but don't forget to make changes in _this_
1392 # file, not there.
1393
1394 # If you customize your file layout, set \$IP to the directory that contains
1395 # the other MediaWiki files. It will be used as a base to locate files.
1396 if( defined( 'MW_INSTALL_PATH' ) ) {
1397         \$IP = MW_INSTALL_PATH;
1398 } else {
1399         \$IP = dirname( __FILE__ );
1400 }
1401
1402 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1403 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1404
1405 require_once( \"includes/DefaultSettings.php\" );
1406
1407 # If PHP's memory limit is very low, some operations may fail.
1408 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1409
1410 if ( \$wgCommandLineMode ) {
1411         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1412                 die( \"This script must be run from the command line\\n\" );
1413         }
1414 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1415         ## Compress output if the browser supports it
1416         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1417 }
1418
1419 \$wgSitename         = \"{$slconf['Sitename']}\";
1420
1421 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1422 \$wgScript           = \"\$wgScriptPath/index.php\";
1423 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1424
1425 ## For more information on customizing the URLs please see:
1426 ## http://meta.wikimedia.org/wiki/Eliminating_index.php_from_the_url
1427
1428 ## 'Pretty' URLs using PATH_INFO work on most configurations with
1429 ## PHP configured as an Apache module.
1430 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1431
1432 ## If using PHP as a CGI module, the ?title= style might have to be used
1433 ## depending on the configuration. If it fails, try enabling the option
1434 ## cgi.fix_pathinfo in php.ini, then switch to pretty URLs.
1435 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1436
1437 \$wgStylePath        = \"\$wgScriptPath/skins\";
1438 \$wgStyleDirectory   = \"\$IP/skins\";
1439 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1440
1441 \$wgUploadPath       = \"\$wgScriptPath/images\";
1442 \$wgUploadDirectory  = \"\$IP/images\";
1443
1444 \$wgEnableEmail      = $enableemail;
1445 \$wgEnableUserEmail  = $enableuseremail;
1446
1447 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1448 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1449
1450 ## For a detailed description of the following switches see
1451 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1452 ## There are many more options for fine tuning available see
1453 ## /includes/DefaultSettings.php
1454 ## UPO means: this is also a user preference option
1455 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1456 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1457 \$wgEmailAuthentication = $eauthent;
1458
1459 \$wgDBtype           = \"{$slconf['DBtype']}\";
1460 \$wgDBserver         = \"{$slconf['DBserver']}\";
1461 \$wgDBname           = \"{$slconf['DBname']}\";
1462 \$wgDBuser           = \"{$slconf['DBuser']}\";
1463 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1464 \$wgDBport           = \"{$slconf['DBport']}\";
1465 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1466
1467 # Schemas for Postgres
1468 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1469 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";
1470
1471 # Experimental charset support for MySQL 4.1/5.0.
1472 \$wgDBmysql5 = {$conf->DBmysql5};
1473
1474 ## Shared memory settings
1475 \$wgMainCacheType = $cacheType;
1476 \$wgMemCachedServers = $mcservers;
1477
1478 ## To enable image uploads, make sure the 'images' directory
1479 ## is writable, then set this to true:
1480 \$wgEnableUploads       = false;
1481 \$wgUseImageResize      = {$conf->UseImageResize};
1482 {$magic}\$wgUseImageMagick = true;
1483 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1484
1485 ## If you want to use image uploads under safe mode,
1486 ## create the directories images/archive, images/thumb and
1487 ## images/temp, and make them all writable. Then uncomment
1488 ## this, if it's not already uncommented:
1489 {$hashedUploads}\$wgHashedUploadDirectory = false;
1490
1491 ## If you have the appropriate support software installed
1492 ## you can enable inline LaTeX equations:
1493 \$wgUseTeX           = false;
1494 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1495 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1496 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1497
1498 \$wgLocalInterwiki   = \$wgSitename;
1499
1500 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1501
1502 \$wgProxyKey = \"$secretKey\";
1503
1504 ## Default skin: you can change the default skin. Use the internal symbolic
1505 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1506 \$wgDefaultSkin = 'monobook';
1507
1508 ## For attaching licensing metadata to pages, and displaying an
1509 ## appropriate copyright notice / icon. GNU Free Documentation
1510 ## License and Creative Commons licenses are supported so far.
1511 {$rights}\$wgEnableCreativeCommonsRdf = true;
1512 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1513 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1514 \$wgRightsText = \"{$slconf['RightsText']}\";
1515 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1516 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1517
1518 \$wgDiff3 = \"{$slconf['diff3']}\";
1519
1520 # When you make changes to this configuration file, this will make
1521 # sure that cached pages are cleared.
1522 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1523 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1524         "; ## End of setting the $localsettings string
1525
1526         // Keep things in Unix line endings internally;
1527         // the system will write out as local text type.
1528         return str_replace( "\r\n", "\n", $localsettings );
1529 }
1530
1531 function dieout( $text ) {
1532         die( $text . "\n\n</body>\n</html>" );
1533 }
1534
1535 function importVar( &$var, $name, $default = "" ) {
1536         if( isset( $var[$name] ) ) {
1537                 $retval = $var[$name];
1538                 if ( get_magic_quotes_gpc() ) {
1539                         $retval = stripslashes( $retval );
1540                 }
1541         } else {
1542                 $retval = $default;
1543         }
1544         return $retval;
1545 }
1546
1547 function importPost( $name, $default = "" ) {
1548         return importVar( $_POST, $name, $default );
1549 }
1550
1551 function importCheck( $name ) {
1552         return isset( $_POST[$name] );
1553 }
1554
1555 function importRequest( $name, $default = "" ) {
1556         return importVar( $_REQUEST, $name, $default );
1557 }
1558
1559 $radioCount = 0;
1560
1561 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
1562         global $radioCount;
1563         if( $type != "" ) {
1564                 $xtype = "type=\"$type\"";
1565         } else {
1566                 $xtype = "";
1567         }
1568
1569         $id = $field;
1570         $nolabel = ($type == "radio") || ($type == "hidden");
1571
1572         if ($type == 'radio')
1573                 $id .= $radioCount++;
1574
1575         if( $nolabel ) {
1576                 echo "\t\t<label>";
1577         } else {
1578                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1579         }
1580
1581         if( $type == "radio" && $value == $conf->$field ) {
1582                 $checked = "checked='checked'";
1583         } else {
1584                 $checked = "";
1585         }
1586         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
1587         if ($onclick) {
1588                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
1589         }
1590         echo "value=\"";
1591         if( $type == "radio" ) {
1592                 echo htmlspecialchars( $value );
1593         } else {
1594                 echo htmlspecialchars( $conf->$field );
1595         }
1596
1597
1598         echo "\" />\n";
1599         if( $nolabel ) {
1600                 echo " $text</label>\n";
1601         }
1602
1603         global $errs;
1604         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1605 }
1606
1607 function getLanguageList() {
1608         global $wgLanguageNames;
1609         if( !isset( $wgLanguageNames ) ) {
1610                 require_once( "languages/Names.php" );
1611         }
1612
1613         $codes = array();
1614
1615         $d = opendir( "../languages/messages" );
1616         /* In case we are called from the root directory */
1617         if (!$d)
1618                 $d = opendir( "languages/messages");
1619         while( false !== ($f = readdir( $d ) ) ) {
1620                 $m = array();
1621                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1622                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1623                         if( isset( $wgLanguageNames[$code] ) ) {
1624                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1625                         } else {
1626                                 $name = $code;
1627                         }
1628                         $codes[$code] = $name;
1629                 }
1630         }
1631         closedir( $d );
1632         ksort( $codes );
1633         return $codes;
1634 }
1635
1636 #Check for location of an executable
1637 # @param string $loc single location to check
1638 # @param array $names filenames to check for.
1639 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1640 function locate_executable($loc, $names, $versioninfo = false) {
1641         if (!is_array($names))
1642                 $names = array($names);
1643
1644         foreach ($names as $name) {
1645                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1646                 if (file_exists($command)) {
1647                         if (!$versioninfo)
1648                                 return $command;
1649
1650                         $file = str_replace('$1', $command, $versioninfo[0]);
1651                         if (strstr(`$file`, $versioninfo[1]) !== false)
1652                                 return $command;
1653                 }
1654         }
1655         return false;
1656 }
1657
1658 # Test a memcached server
1659 function testMemcachedServer( $server ) {
1660         $hostport = explode(":", $server);
1661         $errstr = false;
1662         $fp = false;
1663         if ( !function_exists( 'fsockopen' ) ) {
1664                 $errstr = "Can't connect to memcached, fsockopen() not present";
1665         }
1666         if ( !$errstr && count( $hostport ) != 2 ) {
1667                 $errstr = 'Please specify host and port';
1668                 var_dump( $hostport );
1669         }
1670         if ( !$errstr ) {
1671                 list( $host, $port ) = $hostport;
1672                 $errno = 0;
1673                 $fsockerr = '';
1674
1675                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1676                 if ( $fp === false ) {
1677                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1678                 }
1679         }
1680         if ( !$errstr ) {
1681                 $command = "version\r\n";
1682                 $bytes = fwrite( $fp, $command );
1683                 if ( $bytes != strlen( $command ) ) {
1684                         $errstr = "Cannot write to memcached socket on $host:$port";
1685                 }
1686         }
1687         if ( !$errstr ) {
1688                 $expected = "VERSION ";
1689                 $response = fread( $fp, strlen( $expected ) );
1690                 if ( $response != $expected ) {
1691                         $errstr = "Didn't get correct memcached response from $host:$port";
1692                 }
1693         }
1694         if ( $fp ) {
1695                 fclose( $fp );
1696         }
1697         if ( !$errstr ) {
1698                 echo "<li>Connected to memcached on $host:$port successfully";
1699         }
1700         return $errstr;
1701 }
1702
1703 function database_picker($conf) {
1704         global $ourdb;
1705         print "\n";
1706         foreach(array_keys($ourdb) as $db) {
1707                 if ($ourdb[$db]['havedriver']) {
1708                         print "<li>";
1709                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
1710                         print "</li>\n";
1711                 }
1712         }
1713         print "\n";
1714 }
1715
1716 function database_switcher($db) {
1717         global $ourdb;
1718         $color = $ourdb[$db]['bgcolor'];
1719         $full = $ourdb[$db]['fullname'];
1720         print "<div id='$db' style='display:none; background: $color'>\n";
1721         print "<h3>$full specific options:</h3>\n";
1722 }
1723
1724 function printListItem( $item ) {
1725         print "<li>$item</li>";
1726 }
1727
1728 ?>
1729
1730         <div class="license">
1731         <hr>
1732         <p>This program is free software; you can redistribute it and/or modify
1733          it under the terms of the GNU General Public License as published by
1734          the Free Software Foundation; either version 2 of the License, or
1735          (at your option) any later version.</p>
1736
1737          <p>This program is distributed in the hope that it will be useful,
1738          but WITHOUT ANY WARRANTY; without even the implied warranty of
1739          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1740          GNU General Public License for more details.</p>
1741
1742          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1743          along with this program; if not, write to the Free Software
1744          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1745          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1746         </div>
1747
1748 </div></div></div>
1749
1750
1751 <div id="column-one">
1752         <div class="portlet" id="p-logo">
1753           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1754             href="http://www.mediawiki.org/"
1755             title="Main Page"></a>
1756         </div>
1757         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1758         <div class='portlet'><div class='pBody'>
1759                 <ul>
1760                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1761                         <li><a href="../README">Readme</a></li>
1762                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1763                         <li><a href="../docs/">Documentation</a></li>
1764                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1765                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1766                 </ul>
1767                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright &copy; 2001-2006 by Magnus Manske, Brion Vibber, Lee Daniel Crocker, Tim Starling, Erik M&ouml;ller, Gabriel Wicke and others.</p>
1768         </div></div>
1769 </div>
1770
1771 </div>
1772
1773 </body>
1774 </html>