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', $IP );
  32
  33 # Define an entry point and include some files
  34 define( "MEDIAWIKI", true );
  35 define( "MEDIAWIKI_INSTALL", true );
  36
  37 // Run version checks before including other files
  38 // so people don't see a scary parse error.
  39 require_once( "$IP/install-utils.inc" );
  40 install_version_checks();
  41
  42 require_once( "$IP/includes/Defines.php" );
  43 require_once( "$IP/includes/DefaultSettings.php" );
  44 require_once( "$IP/includes/AutoLoader.php" );
  45 require_once( "$IP/includes/MagicWord.php" );
  46 require_once( "$IP/includes/Namespace.php" );
  47 require_once( "$IP/includes/ProfilerStub.php" );
  48 require_once( "$IP/includes/GlobalFunctions.php" );
  49 require_once( "$IP/includes/Hooks.php" );
  50
  51 # If we get an exception, the user needs to know
  52 # all the details
  53 $wgShowExceptionDetails = true;
  54
  55 ## Databases we support:
  56
  57 $ourdb = array();
  58 $ourdb['mysql']['fullname']      = 'MySQL';
  59 $ourdb['mysql']['havedriver']    = 0;
  60 $ourdb['mysql']['compile']       = 'mysql';
  61 $ourdb['mysql']['bgcolor']       = '#ffe5a7';
  62 $ourdb['mysql']['rootuser']      = 'root';
  63
  64 $ourdb['postgres']['fullname']   = 'PostgreSQL';
  65 $ourdb['postgres']['havedriver'] = 0;
  66 $ourdb['postgres']['compile']    = 'pgsql';
  67 $ourdb['postgres']['bgcolor']    = '#aaccff';
  68 $ourdb['postgres']['rootuser']   = 'postgres';
  69
  70 $ourdb['sqlite']['fullname']      = 'SQLite';
  71 $ourdb['sqlite']['havedriver']    = 0;
  72 $ourdb['sqlite']['compile']       = 'pdo_sqlite';
  73 $ourdb['sqlite']['bgcolor']       = '#b1ebb1';
  74 $ourdb['sqlite']['rootuser']      = '';
  75
  76 $ourdb['mssql']['fullname']      = 'MSSQL';
  77 $ourdb['mssql']['havedriver']    = 0;
  78 $ourdb['mssql']['compile']       = 'mssql not ready'; # Change to 'mssql' after includes/DatabaseMssql.php added;
  79 $ourdb['mssql']['bgcolor']       = '#ffc0cb';
  80 $ourdb['mssql']['rootuser']      = 'administrator';
  81
  82 ?>
  83 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
  84 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" dir="ltr">
  85 <head>
  86         <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
  87         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  88         <style type="text/css">
  89
  90                 @import "../skins/monobook/main.css";
  91
  92                 .env-check {
  93                         font-size: 90%;
  94                         margin: 1em 0 1em 2.5em;
  95                 }
  96
  97                 .config-section {
  98                         margin-top: 2em;
  99                 }
 100
 101                 .config-section label.column {
 102                         clear: left;
 103                         font-weight: bold;
 104                         width: 13em;
 105                         float: left;
 106                         text-align: right;
 107                         padding-right: 1em;
 108                         padding-top: .2em;
 109                 }
 110
 111                 .config-input {
 112                         clear: left;
 113                         zoom: 100%; /* IE hack */
 114                 }
 115
 116                 .config-section .config-desc {
 117                         clear: left;
 118                         margin: 0 0 2em 18em;
 119                         padding-top: 1em;
 120                         font-size: 85%;
 121                 }
 122
 123                 .iput-text, .iput-password {
 124                         width: 14em;
 125                         margin-right: 1em;
 126                 }
 127
 128                 .error {
 129                         color: red;
 130                         background-color: #fff;
 131                         font-weight: bold;
 132                         left: 1em;
 133                         font-size: 100%;
 134                 }
 135
 136                 .error-top {
 137                         color: red;
 138                         background-color: #FFF0F0;
 139                         border: 2px solid red;
 140                         font-size: 130%;
 141                         font-weight: bold;
 142                         padding: 1em 1.5em;
 143                         margin: 2em 0 1em;
 144                 }
 145
 146                 ul.plain {
 147                         list-style-type: none;
 148                         list-style-image: none;
 149                         float: left;
 150                         margin: 0;
 151                         padding: 0;
 152                 }
 153
 154                 .btn-install {
 155                         font-weight: bold;
 156                         font-size: 110%;
 157                         padding: .2em .3em;
 158                 }
 159
 160                 .license {
 161                         font-size: 85%;
 162                         padding-top: 3em;
 163                 }
 164
 165                 span.success-message {
 166                         font-weight: bold;
 167                         font-size: 110%;
 168                         color: green;
 169                 }
 170                 .success-box {
 171                         font-size: 130%;
 172                 }
 173
 174         </style>
 175         <script type="text/javascript">
 176         <!--
 177         function hideall() {
 178                 <?php foreach (array_keys($ourdb) as $db) {
 179                 echo "\n                var i = document.getElementById('$db'); if (i) i.style.display='none';";
 180                 }
 181                 ?>
 182
 183         }
 184         function toggleDBarea(id,defaultroot) {
 185                 hideall();
 186                 var dbarea = document.getElementById(id);
 187                 if (dbarea) dbarea.style.display = (dbarea.style.display == 'none') ? 'block' : 'none';
 188                 var db = document.getElementById('RootUser');
 189                 if (defaultroot) {
 190 <?php foreach (array_keys($ourdb) as $db) {
 191                         echo "                  if (id == '$db') { db.value = '".$ourdb[$db]['rootuser']."';}\n";
 192 }?>
 193                 }
 194         }
 195         // -->
 196         </script>
 197 </head>
 198
 199 <body>
 200 <div id="globalWrapper">
 201 <div id="column-content">
 202 <div id="content">
 203 <div id="bodyContent">
 204
 205 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 206
 207 <?php
 208 $mainListOpened = false; # Is the main list (environement checking) opend ? Used by dieout
 209
 210 /* Check for existing configurations and bug out! */
 211
 212 if( file_exists( "../LocalSettings.php" ) ) {
 213         $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 214         dieout( "<p><strong>Setup has completed, <a href='../$script'>your wiki</a> is configured.</strong></p>
 215         <p>Please delete the /config directory for extra security.</p>" );
 216 }
 217
 218 if( file_exists( "./LocalSettings.php" ) ) {
 219         writeSuccessMessage();
 220         dieout( '' );
 221 }
 222
 223 if( !is_writable( "." ) ) {
 224         dieout( "<h2>Can't write config file, aborting</h2>
 225
 226         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 227         writable by the web server. Once configuration is done you'll move the created
 228         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 229         then remove the <tt>config</tt> subdirectory entirely.</p>
 230
 231         <p>To make the directory writable on a Unix/Linux system:</p>
 232
 233         <pre>
 234         cd <i>/path/to/wiki</i>
 235         chmod a+w config
 236         </pre>
 237
 238         <p>Afterwards retry to start the <a href=\"\">setup</a>.</p>" );
 239 }
 240
 241
 242 require_once( "$IP/install-utils.inc" );
 243 require_once( "$IP/maintenance/updaters.inc" );
 244
 245 class ConfigData {
 246         function getEncoded( $data ) {
 247                 # removing latin1 support, no need...
 248                 return $data;
 249         }
 250         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 251         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 252         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 253
 254         function setSchema( $schema, $engine ) {
 255                 $this->DBschema = $schema;
 256                 if ( !preg_match( '/^\w*$/', $engine ) ){
 257                         $engine = 'InnoDB';
 258                 }
 259                 switch ( $this->DBschema ) {
 260                         case 'mysql5':
 261                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=utf8";
 262                                 $this->DBmysql5 = 'true';
 263                                 break;
 264                         case 'mysql5-binary':
 265                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=binary";
 266                                 $this->DBmysql5 = 'true';
 267                                 break;
 268                         default:
 269                                 $this->DBTableOptions = "TYPE=$engine";
 270                                 $this->DBmysql5 = 'false';
 271                 }
 272                 $this->DBengine = $engine;
 273
 274                 # Set the global for use during install
 275                 global $wgDBTableOptions;
 276                 $wgDBTableOptions = $this->DBTableOptions;
 277         }
 278 }
 279
 280 ?>
 281
 282 <ul>
 283         <li>
 284                 <b>Don't forget security updates!</b> Keep an eye on the
 285                 <a href="http://lists.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 286                 release announcements mailing list</a>.
 287         </li>
 288 </ul>
 289
 290
 291 <h2>Checking environment...</h2>
 292 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 293 <ul class="env-check">
 294 <?php
 295 $mainListOpened = true;
 296
 297 $endl = "
 298 ";
 299 define( 'MW_NO_OUTPUT_BUFFER', 1 );
 300 $conf = new ConfigData;
 301
 302 install_version_checks();
 303 $self = 'Installer'; # Maintenance script name, to please Setup.php
 304
 305 print "<li>PHP " . phpversion() . " installed</li>\n";
 306
 307 error_reporting( 0 );
 308 $phpdatabases = array();
 309 foreach (array_keys($ourdb) as $db) {
 310         $compname = $ourdb[$db]['compile'];
 311         if( extension_loaded( $compname ) || ( mw_have_dl() && dl( "{$compname}." . PHP_SHLIB_SUFFIX ) ) ) {
 312                 array_push($phpdatabases, $db);
 313                 $ourdb[$db]['havedriver'] = 1;
 314         }
 315 }
 316 error_reporting( E_ALL );
 317
 318 if (!$phpdatabases) {
 319         print "Could not find a suitable database driver!<ul>";
 320         foreach (array_keys($ourdb) AS $db) {
 321                 $comp = $ourdb[$db]['compile'];
 322                 $full = $ourdb[$db]['fullname'];
 323                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 324                         ."or install the $comp.so module</li>\n";
 325         }
 326         echo '</ul>';
 327         dieout( '' );
 328 }
 329
 330 print "<li>Found database drivers for:";
 331 $DefaultDBtype = '';
 332 foreach (array_keys($ourdb) AS $db) {
 333         if ($ourdb[$db]['havedriver']) {
 334                 if ( $DefaultDBtype == '' ) {
 335                         $DefaultDBtype = $db;
 336                 }
 337                 print "  ".$ourdb[$db]['fullname'];
 338         }
 339 }
 340 print "</li>\n";
 341
 342 if( wfIniGetBool( "register_globals" ) ) {
 343         ?>
 344         <li>
 345                 <div style="font-size:110%">
 346                 <strong class="error">Warning:</strong>
 347                 <strong>PHP's <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 348                 </div>
 349                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 350         </li>
 351         <?php
 352 }
 353
 354 $fatal = false;
 355
 356 if( wfIniGetBool( "magic_quotes_runtime" ) ) {
 357         $fatal = true;
 358         ?><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>
 359         This option corrupts data input unpredictably; you cannot install or use
 360         MediaWiki unless this option is disabled.</li>
 361         <?php
 362 }
 363
 364 if( wfIniGetBool( "magic_quotes_sybase" ) ) {
 365         $fatal = true;
 366         ?><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>
 367         This option corrupts data input unpredictably; you cannot install or use
 368         MediaWiki unless this option is disabled.</li>
 369         <?php
 370 }
 371
 372 if( wfIniGetBool( "mbstring.func_overload" ) ) {
 373         $fatal = true;
 374         ?><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>
 375         This option causes errors and may corrupt data unpredictably;
 376         you cannot install or use MediaWiki unless this option is disabled.</li>
 377         <?php
 378 }
 379
 380 if( wfIniGetBool( "zend.ze1_compatibility_mode" ) ) {
 381         $fatal = true;
 382         ?><li class="error"><strong>Fatal: <a href="http://www.php.net/manual/en/ini.core.php">zend.ze1_compatibility_mode</a> is active!</strong>
 383         This option causes horrible bugs with MediaWiki; you cannot install or use
 384         MediaWiki unless this option is disabled.</li>
 385         <?php
 386 }
 387
 388
 389 if( $fatal ) {
 390         dieout( "Cannot install MediaWiki." );
 391 }
 392
 393 if( wfIniGetBool( "safe_mode" ) ) {
 394         $conf->safeMode = true;
 395         ?>
 396         <li><b class='error'>Warning:</b> <strong>PHP's
 397         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 398         You may have problems caused by this, particularly if using image uploads.
 399         </li>
 400         <?php
 401 } else {
 402         $conf->safeMode = false;
 403 }
 404
 405 $sapi = php_sapi_name();
 406 print "<li>PHP server API is $sapi; ";
 407 $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 408 if( $wgUsePathInfo ) {
 409  print "ok, using pretty URLs (<tt>$script/Page_Title</tt>)";
 410 } else {
 411         print "using ugly URLs (<tt>$script?title=Page_Title</tt>)";
 412 }
 413 print "</li>\n";
 414
 415 $conf->xml = function_exists( "utf8_encode" );
 416 if( $conf->xml ) {
 417         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 418 } else {
 419         dieout( "PHP's XML module is missing; the wiki requires functions in
 420                 this module and won't work in this configuration.
 421                 If you're running Mandrake, install the php-xml package." );
 422 }
 423
 424 # Check for session support
 425 if( !function_exists( 'session_name' ) )
 426         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 427
 428 # session.save_path doesn't *have* to be set, but if it is, and it's
 429 # not valid/writable/etc. then it can cause problems
 430 $sessionSavePath = mw_get_session_save_path();
 431 $ssp = htmlspecialchars( $sessionSavePath );
 432 # Warn the user if it's not set, but let them proceed
 433 if( !$sessionSavePath ) {
 434         print "<li><strong>Warning:</strong> A value for <tt>session.save_path</tt>
 435         has not been set in PHP.ini. If the default value causes problems with
 436         saving session data, set it to a valid path which is read/write/execute
 437         for the user your web server is running under.</li>";
 438 } elseif ( is_dir( $sessionSavePath ) && is_writable( $sessionSavePath ) ) {
 439         # All good? Let the user know
 440         print "<li>Session save path (<tt>{$ssp}</tt>) appears to be valid.</li>";
 441 } else {
 442         # Something not right? Warn the user, but let them proceed
 443         print "<li><strong>Warning:</strong> Your <tt>session.save_path</tt> value (<tt>{$ssp}</tt>)
 444                 appears to be invalid or is not writable. PHP needs to be able to save data to
 445                 this location for correct session operation.</li>";
 446 }
 447
 448 # Check for PCRE support
 449 if( !function_exists( 'preg_match' ) )
 450         dieout( "The PCRE support module appears to be missing. MediaWiki requires the
 451         Perl-compatible regular expression functions." );
 452
 453 $memlimit = ini_get( "memory_limit" );
 454 $conf->raiseMemory = false;
 455 if( empty( $memlimit ) || $memlimit == -1 ) {
 456         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 457 } else {
 458         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". ";
 459         $n = intval( $memlimit );
 460         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 461                 $n = intval( $m[1] * (1024*1024) );
 462         }
 463         if( $n < 20*1024*1024 ) {
 464                 print "Attempting to raise limit to 20M... ";
 465                 if( false === ini_set( "memory_limit", "20M" ) ) {
 466                         print "failed.<br /><b>" . htmlspecialchars( $memlimit ) . " seems too low, installation may fail!</b>";
 467                 } else {
 468                         $conf->raiseMemory = true;
 469                         print "ok.";
 470                 }
 471         }
 472         print "</li>\n";
 473 }
 474
 475 $conf->turck = function_exists( 'mmcache_get' );
 476 if ( $conf->turck ) {
 477         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 478 }
 479
 480 $conf->xcache = function_exists( 'xcache_get' );
 481 if( $conf->xcache )
 482         print "<li><a href=\"http://trac.lighttpd.net/xcache/\">XCache</a> installed</li>\n";
 483
 484 $conf->apc = function_exists('apc_fetch');
 485 if ($conf->apc ) {
 486         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>\n";
 487 }
 488
 489 $conf->eaccel = function_exists( 'eaccelerator_get' );
 490 if ( $conf->eaccel ) {
 491         $conf->turck = 'eaccelerator';
 492         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 493 }
 494
 495 $conf->dba = function_exists( 'dba_open' );
 496
 497 if( !( $conf->turck || $conf->eaccel || $conf->apc || $conf->xcache ) ) {
 498         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 499                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a>,
 500                 <a href="http://www.php.net/apc">APC</a> or <a href="http://trac.lighttpd.net/xcache/">XCache</a>;
 501                 cannot use these for object caching.</li>' );
 502 }
 503
 504 $conf->diff3 = false;
 505 $diff3locations = array_merge(
 506         array(
 507                 "/usr/bin",
 508                 "/usr/local/bin",
 509                 "/opt/csw/bin",
 510                 "/usr/gnu/bin",
 511                 "/usr/sfw/bin" ),
 512         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 513 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 514
 515 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 516 foreach ($diff3locations as $loc) {
 517         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 518         if ($exe !== false) {
 519                 $conf->diff3 = $exe;
 520                 break;
 521         }
 522 }
 523
 524 if ($conf->diff3)
 525         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 526 else
 527         print "<li>GNU diff3 not found.</li>";
 528
 529 $conf->ImageMagick = false;
 530 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 531 foreach( $imcheck as $dir ) {
 532         $im = "$dir/convert";
 533         if( @file_exists( $im ) ) {
 534                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 535                 $conf->ImageMagick = $im;
 536                 break;
 537         }
 538 }
 539
 540 $conf->HaveGD = function_exists( "imagejpeg" );
 541 if( $conf->HaveGD ) {
 542         print "<li>Found GD graphics library built-in";
 543         if( !$conf->ImageMagick ) {
 544                 print ", image thumbnailing will be enabled if you enable uploads";
 545         }
 546         print ".</li>\n";
 547 } else {
 548         if( !$conf->ImageMagick ) {
 549                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 550         }
 551 }
 552
 553 $conf->IP = dirname( dirname( __FILE__ ) );
 554 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 555
 556
 557 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 558 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 559 // to get the path to the current script... hopefully it's reliable. SIGH
 560 $path = ($_SERVER["PHP_SELF"] === '')
 561         ? $_SERVER["SCRIPT_NAME"]
 562         : $_SERVER["PHP_SELF"];
 563
 564 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 565 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 566
 567
 568
 569 // We may be installing from *.php5 extension file, if so, print message
 570 $conf->ScriptExtension = '.php';
 571 if (defined('MW_INSTALL_PHP5_EXT')) {
 572     $conf->ScriptExtension = '.php5';
 573     print "<li>Installing MediaWiki with <tt>php5</tt> file extensions</li>\n";
 574 } else {
 575     print "<li>Installing MediaWiki with <tt>php</tt> file extensions</li>\n";
 576 }
 577
 578
 579 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 580         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 581
 582         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 583         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 584                 ? 'root@localhost'
 585                 : $_SERVER["SERVER_ADMIN"];
 586         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 587         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 588
 589         $conf->DBserver = importPost( "DBserver", "localhost" );
 590         $conf->DBname = importPost( "DBname", "wikidb" );
 591         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 592         $conf->DBpassword = importPost( "DBpassword" );
 593         $conf->DBpassword2 = importPost( "DBpassword2" );
 594         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 595         $conf->SysopPass = importPost( "SysopPass" );
 596         $conf->SysopPass2 = importPost( "SysopPass2" );
 597         $conf->RootUser = importPost( "RootUser", "root" );
 598         $conf->RootPW = importPost( "RootPW", "" );
 599         $useRoot = importCheck( 'useroot', false );
 600         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 601         ## MySQL specific:
 602         $conf->DBprefix     = importPost( "DBprefix" );
 603         $conf->setSchema(
 604                 importPost( "DBschema", "mysql5-binary" ),
 605                 importPost( "DBengine", "InnoDB" ) );
 606
 607         ## Postgres specific:
 608         $conf->DBport      = importPost( "DBport",      "5432" );
 609         $conf->DBmwschema  = importPost( "DBmwschema",  "mediawiki" );
 610         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 611
 612         ## SQLite specific
 613         $conf->SQLiteDataDir = importPost( "SQLiteDataDir", "" );
 614
 615         ## MSSQL specific
 616         // We need a second field so it doesn't overwrite the MySQL one
 617         $conf->DBprefix2 = importPost( "DBprefix2" );
 618
 619         $conf->ShellLocale = getShellLocale( $conf->LanguageCode );
 620
 621 /* Check for validity */
 622 $errs = array();
 623
 624 if( preg_match( '/^$|^mediawiki$|#/i', $conf->Sitename ) ) {
 625         $errs["Sitename"] = "Must not be blank or \"MediaWiki\" and may not contain \"#\"";
 626 }
 627 if( $conf->DBuser == "" ) {
 628         $errs["DBuser"] = "Must not be blank";
 629 }
 630 if( ($conf->DBtype == 'mysql') && (strlen($conf->DBuser) > 16) ) {
 631         $errs["DBuser"] = "Username too long";
 632 }
 633 if( $conf->DBpassword == "" && $conf->DBtype != "postgres" ) {
 634         $errs["DBpassword"] = "Must not be blank";
 635 }
 636 if( $conf->DBpassword != $conf->DBpassword2 ) {
 637         $errs["DBpassword2"] = "Passwords don't match!";
 638 }
 639 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 640         $errs["DBprefix"] = "Invalid table prefix";
 641 }
 642
 643 error_reporting( E_ALL );
 644
 645 /**
 646  * Initialise $wgLang and $wgContLang to something so we can
 647  * call case-folding methods. Per Brion, this is English for
 648  * now, although we could be clever and initialise to the
 649  * user-selected language.
 650  */
 651 $wgContLang = Language::factory( 'en' );
 652 $wgLang = $wgContLang;
 653
 654 /**
 655  * We're messing about with users, so we need a stub
 656  * authentication plugin...
 657  */
 658 $wgAuth = new AuthPlugin();
 659
 660 /**
 661  * Validate the initial administrator account; username,
 662  * password checks, etc.
 663  */
 664 if( $conf->SysopName ) {
 665         # Check that the user can be created
 666         $u = User::newFromName( $conf->SysopName );
 667         if( is_a($u, 'User') ) { // please do not use instanceof, it breaks PHP4
 668                 # Various password checks
 669                 if( $conf->SysopPass != '' ) {
 670                         if( $conf->SysopPass == $conf->SysopPass2 ) {
 671                                 if( !$u->isValidPassword( $conf->SysopPass ) ) {
 672                                         $errs['SysopPass'] = "Bad password";
 673                                 }
 674                         } else {
 675                                 $errs['SysopPass2'] = "Passwords don't match";
 676                         }
 677                 } else {
 678                         $errs['SysopPass'] = "Cannot be blank";
 679                 }
 680                 unset( $u );
 681         } else {
 682                 $errs['SysopName'] = "Bad username";
 683         }
 684 }
 685
 686 $conf->License = importRequest( "License", "none" );
 687 if( $conf->License == "gfdl1_2" ) {
 688         $conf->RightsUrl = "http://www.gnu.org/licenses/old-licenses/fdl-1.2.txt";
 689         $conf->RightsText = "GNU Free Documentation License 1.2";
 690         $conf->RightsCode = "gfdl1_2";
 691         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 692 } elseif( $conf->License == "gfdl1_3" ) {
 693         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 694         $conf->RightsText = "GNU Free Documentation License 1.3";
 695         $conf->RightsCode = "gfdl1_3";
 696         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 697 } elseif( $conf->License == "none" ) {
 698         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 699 } elseif( $conf->License == "pd" ) {
 700         $conf->RightsUrl = "http://creativecommons.org/licenses/publicdomain/";
 701         $conf->RightsText = "Public Domain";
 702         $conf->RightsCode = "pd";
 703         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/public-domain.png';
 704 } else {
 705         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 706         $conf->RightsText = importRequest( "RightsText", "" );
 707         $conf->RightsCode = importRequest( "RightsCode", "" );
 708         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 709 }
 710
 711 $conf->Shm = importRequest( "Shm", "none" );
 712 $conf->MCServers = importRequest( "MCServers" );
 713
 714 /* Test memcached servers */
 715
 716 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 717         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 718         foreach ( $conf->MCServerArray as $server ) {
 719                 $error = testMemcachedServer( $server );
 720                 if ( $error ) {
 721                         $errs["MCServers"] = $error;
 722                         break;
 723                 }
 724         }
 725 } else if ( $conf->Shm == 'memcached' ) {
 726         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 727 }
 728
 729 /* default values for installation */
 730 $conf->Email     = importRequest("Email", "email_enabled");
 731 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 732 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 733 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 734
 735 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 736         do { /* So we can 'continue' to end prematurely */
 737                 $conf->Root = ($conf->RootPW != "");
 738
 739                 /* Load up the settings and get installin' */
 740                 $local = writeLocalSettings( $conf );
 741                 echo "<li style=\"list-style: none\">\n";
 742                 echo "<p><b>Generating configuration file...</b></p>\n";
 743                 echo "</li>\n";
 744
 745                 $wgCommandLineMode = false;
 746                 chdir( ".." );
 747                 $ok = eval( $local );
 748                 if( $ok === false ) {
 749                         dieout( "<p>Errors in generated configuration; " .
 750                                 "most likely due to a bug in the installer... " .
 751                                 "Config file was: </p>" .
 752                                 "<pre>" .
 753                                 htmlspecialchars( $local ) .
 754                                 "</pre>" );
 755                 }
 756                 $conf->DBtypename = '';
 757                 foreach (array_keys($ourdb) as $db) {
 758                         if ($conf->DBtype === $db)
 759                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 760                 }
 761                 if ( ! strlen($conf->DBtype)) {
 762                         $errs["DBpicktype"] = "Please choose a database type";
 763                         continue;
 764                 }
 765
 766                 if (! $conf->DBtypename) {
 767                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 768                         continue;
 769                 }
 770                 print "<li>Database type: {$conf->DBtypename}</li>\n";
 771                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 772                 $wgDBtype = $conf->DBtype;
 773                 $wgDBadminuser = "root";
 774                 $wgDBadminpassword = $conf->RootPW;
 775
 776                 ## Mysql specific:
 777                 $wgDBprefix = $conf->DBprefix;
 778
 779                 ## Postgres specific:
 780                 $wgDBport      = $conf->DBport;
 781                 $wgDBmwschema  = $conf->DBmwschema;
 782                 $wgDBts2schema = $conf->DBts2schema;
 783
 784                 if( $conf->DBprefix2 != '' ) {
 785                         // For MSSQL
 786                         $wgDBprefix = $conf->DBprefix2;
 787                 }
 788
 789                 $wgCommandLineMode = true;
 790                 if (! defined ( 'STDERR' ) )
 791                         define( 'STDERR', fopen("php://stderr", "wb"));
 792                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 793                 require_once( "$IP/includes/Setup.php" );
 794                 chdir( "config" );
 795
 796                 $wgTitle = Title::newFromText( "Installation script" );
 797                 error_reporting( E_ALL );
 798                 print "<li>Loading class: $dbclass</li>\n";
 799                 $dbc = new $dbclass;
 800
 801                 if( $conf->DBtype == 'mysql' ) {
 802                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 803                         if( $mysqlOldClient ) {
 804                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 805                                         using a MySQL 4.1 server and have problems connecting to the database,
 806                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 807                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 808                         }
 809                         $ok = true; # Let's be optimistic
 810
 811                         # Decide if we're going to use the superuser or the regular database user
 812                         $conf->Root = $useRoot;
 813                         if( $conf->Root ) {
 814                                 $db_user = $conf->RootUser;
 815                                 $db_pass = $conf->RootPW;
 816                         } else {
 817                                 $db_user = $wgDBuser;
 818                                 $db_pass = $wgDBpassword;
 819                         }
 820
 821                         # Attempt to connect
 822                         echo( "<li>Attempting to connect to database server as $db_user..." );
 823                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 824
 825                         # Check the connection and respond to errors
 826                         if( $wgDatabase->isOpen() ) {
 827                                 # Seems OK
 828                                 $ok = true;
 829                                 $wgDBadminuser = $db_user;
 830                                 $wgDBadminpassword = $db_pass;
 831                                 echo( "success.</li>\n" );
 832                                 $wgDatabase->ignoreErrors( true );
 833                                 $myver = $wgDatabase->getServerVersion();
 834                         } else {
 835                                 # There were errors, report them and back out
 836                                 $ok = false;
 837                                 $errno = mysql_errno();
 838                                 $errtx = htmlspecialchars( mysql_error() );
 839                                 switch( $errno ) {
 840                                         case 1045:
 841                                         case 2000:
 842                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 843                                                 if( $conf->Root ) {
 844                                                         # The superuser details are wrong
 845                                                         $errs["RootUser"] = "Check username";
 846                                                         $errs["RootPW"] = "and password";
 847                                                 } else {
 848                                                         # The regular user details are wrong
 849                                                         $errs["DBuser"] = "Check username";
 850                                                         $errs["DBpassword"] = "and password";
 851                                                 }
 852                                                 break;
 853                                         case 2002:
 854                                         case 2003:
 855                                         default:
 856                                                 # General connection problem
 857                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 858                                                 $errs["DBserver"] = "Connection failed";
 859                                                 break;
 860                                 } # switch
 861                         } #conn. att.
 862
 863                         if( !$ok ) { continue; }
 864
 865                 } else { # not mysql
 866                         error_reporting( E_ALL );
 867                         $wgSuperUser = '';
 868                         ## Possible connect as a superuser
 869                         if( $useRoot && $conf->DBtype != 'sqlite' ) {
 870                                 $wgDBsuperuser = $conf->RootUser;
 871                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"$wgDBsuperuser\"..." );
 872                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
 873                                 if (!$wgDatabase->isOpen()) {
 874                                         print " error: " . $wgDatabase->lastError() . "</li>\n";
 875                                         $errs["DBserver"] = "Could not connect to database as superuser";
 876                                         $errs["RootUser"] = "Check username";
 877                                         $errs["RootPW"] = "and password";
 878                                         continue;
 879                                 }
 880                                 $wgDatabase->initial_setup($conf->RootPW, 'postgres');
 881                         }
 882                         echo( "<li>Attempting to connect to database \"$wgDBname\" as \"$wgDBuser\"..." );
 883                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 884                         if (!$wgDatabase->isOpen()) {
 885                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 886                         } else {
 887                                 $myver = $wgDatabase->getServerVersion();
 888                         }
 889                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 890                 }
 891
 892                 if ( !$wgDatabase->isOpen() ) {
 893                         $errs["DBserver"] = "Couldn't connect to database";
 894                         continue;
 895                 }
 896
 897                 print "<li>Connected to {$conf->DBtype} $myver";
 898                 if ($conf->DBtype == 'mysql') {
 899                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 900                                 print "</li>\n";
 901                                 dieout( "-- mysql 4.0.14 or later required. Aborting." );
 902                         }
 903                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
 904                         if( $mysqlNewAuth && $mysqlOldClient ) {
 905                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 906                                         to old client libraries; if you have trouble with authentication, see
 907                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 908                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 909                         }
 910                         if( $wgDBmysql5 ) {
 911                                 if( $mysqlNewAuth ) {
 912                                         print "; enabling MySQL 4.1/5.0 charset mode";
 913                                 } else {
 914                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 915                                                 but older version detected; will likely fail.</b>";
 916                                 }
 917                         }
 918                         print "</li>\n";
 919
 920                         @$sel = $wgDatabase->selectDB( $wgDBname );
 921                         if( $sel ) {
 922                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 923                         } else {
 924                                 $err = mysql_errno();
 925                                 $databaseSafe = htmlspecialchars( $wgDBname );
 926                                 if( $err == 1102 /* Invalid database name */ ) {
 927                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
 928                                         continue;
 929                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
 930                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
 931                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
 932                                         continue;
 933                                 }
 934                                 print "<li>Attempting to create database...</li>";
 935                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 936                                 if( !$res ) {
 937                                         print "<li>Couldn't create database <tt>" .
 938                                                 htmlspecialchars( $wgDBname ) .
 939                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 940                                         $errs["RootPW"] = "&lt;- Enter";
 941                                         continue;
 942                                 }
 943                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 944                         }
 945                         $wgDatabase->selectDB( $wgDBname );
 946                 }
 947                 else if ($conf->DBtype == 'postgres') {
 948                         if( version_compare( $myver, "8.0" ) < 0 ) {
 949                                 dieout( "<b>Postgres 8.0 or later is required</b>. Aborting." );
 950                         }
 951                 }
 952
 953                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 954                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 955
 956                         if ( $conf->DBtype == 'mysql') {
 957                                 # Determine existing default character set
 958                                 if ( $wgDatabase->tableExists( "revision" ) ) {
 959                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
 960                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
 961                                         $row = $wgDatabase->fetchObject( $res );
 962                                         if ( !$row ) {
 963                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
 964                                                 $existingSchema = false;
 965                                                 $existingEngine = false;
 966                                         } else {
 967                                                 if ( preg_match( '/^latin1/', $row->Collation ) ) {
 968                                                         $existingSchema = 'mysql4';
 969                                                 } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
 970                                                         $existingSchema = 'mysql5';
 971                                                 } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
 972                                                         $existingSchema = 'mysql5-binary';
 973                                                 } else {
 974                                                         $existingSchema = false;
 975                                                         echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
 976                                                 }
 977                                                 if ( isset( $row->Engine ) ) {
 978                                                         $existingEngine = $row->Engine;
 979                                                 } else {
 980                                                         $existingEngine = $row->Type;
 981                                                 }
 982                                         }
 983                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
 984                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBschema} schema, " .
 985                                                         "but the existing database has the $existingSchema schema. This upgrade script ".
 986                                                         "can't convert it, so it will remain $existingSchema.</li>\n";
 987                                                 $conf->setSchema( $existingSchema, $conf->DBengine );
 988                                         }
 989                                         if ( $existingEngine && $existingEngine != $conf->DBengine ) {
 990                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBengine} storage " .
 991                                                         "engine, but the existing database uses the $existingEngine engine. This upgrade " .
 992                                                         "script can't convert it, so it will remain $existingEngine.</li>\n";
 993                                                 $conf->setSchema( $conf->DBschema, $existingEngine );
 994                                         }
 995                                 }
 996
 997                                 # Create user if required
 998                                 if ( $conf->Root ) {
 999                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1000                                         if ( $conn->isOpen() ) {
1001                                                 print "<li>DB user account ok</li>\n";
1002                                                 $conn->close();
1003                                         } else {
1004                                                 print "<li>Granting user permissions...";
1005                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
1006                                                         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>";
1007                                                 }
1008                                                 print "</li>\n";
1009                                                 dbsource( "../maintenance/users.sql", $wgDatabase );
1010                                         }
1011                                 }
1012                         }
1013                         print "</ul><pre>\n";
1014                         chdir( ".." );
1015                         flush();
1016                         do_all_updates();
1017                         chdir( "config" );
1018                         print "</pre>\n";
1019                         print "<ul><li>Finished update checks.</li>\n";
1020                 } else {
1021                         # Determine available storage engines if possible
1022                         if ( $conf->DBtype == 'mysql' && version_compare( $myver, "4.1.2", "ge" ) ) {
1023                                 $res = $wgDatabase->query( 'SHOW ENGINES' );
1024                                 $found = false;
1025                                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
1026                                         if ( $row->Engine == $conf->DBengine ) {
1027                                                 $found = true;
1028                                                 break;
1029                                         }
1030                                 }
1031                                 $wgDatabase->freeResult( $res );
1032                                 if ( !$found && $conf->DBengine != 'MyISAM' ) {
1033                                         echo "<li><strong>Warning:</strong> {$conf->DBengine} storage engine not available, " .
1034                                                 "using MyISAM instead</li>\n";
1035                                         $conf->setSchema( $conf->DBschema, 'MyISAM' );
1036                                 }
1037                         }
1038
1039                         # FIXME: Check for errors
1040                         print "<li>Creating tables...";
1041                         if ($conf->DBtype == 'mysql') {
1042                                 dbsource( "../maintenance/tables.sql", $wgDatabase );
1043                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
1044                         } elseif (is_callable(array($wgDatabase, 'setup_database'))) {
1045                                 $wgDatabase->setup_database();
1046                         }
1047                         else {
1048                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
1049                                 continue;
1050                         }
1051
1052                         print " done.</li>\n";
1053
1054                         print "<li>Initializing statistics...</li>\n";
1055                         $wgDatabase->insert( 'site_stats',
1056                                 array ( 'ss_row_id'        => 1,
1057                                                 'ss_total_views'   => 0,
1058                                                 'ss_total_edits'   => 1, # Main page first edit
1059                                                 'ss_good_articles' => 0, # Main page is not a good article - no internal link
1060                                                 'ss_total_pages'   => 1, # Main page
1061                                                 'ss_users'         => $conf->SysopName ? 1 : 0, # Sysop account, if created
1062                                                 'ss_admins'        => $conf->SysopName ? 1 : 0, # Sysop account, if created
1063                                                 'ss_images'        => 0 ) );
1064
1065                         # Set up the "regular user" account *if we can, and if we need to*
1066                         if( $conf->Root and $conf->DBtype == 'mysql') {
1067                                 # See if we need to
1068                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1069                                 if( $wgDatabase2->isOpen() ) {
1070                                         # Nope, just close the test connection and continue
1071                                         $wgDatabase2->close();
1072                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>\n" );
1073                                 } else {
1074                                         # Yes, so run the grants
1075                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
1076                                         dbsource( "../maintenance/users.sql", $wgDatabase );
1077                                         echo( "success.</li>\n" );
1078                                 }
1079                         }
1080
1081                         if( $conf->SysopName ) {
1082                                 $u = User::newFromName( $conf->getSysopName() );
1083                                 if ( !$u ) {
1084                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
1085                                 }
1086                                 else if ( 0 == $u->idForName() ) {
1087                                         $u->addToDatabase();
1088                                         $u->setPassword( $conf->getSysopPass() );
1089                                         $u->saveSettings();
1090
1091                                         $u->addGroup( "sysop" );
1092                                         $u->addGroup( "bureaucrat" );
1093
1094                                         print "<li>Created sysop account <tt>" .
1095                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
1096                                 } else {
1097                                         print "<li>Could not create user - already exists!</li>\n";
1098                                 }
1099                         } else {
1100                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
1101                         }
1102
1103                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
1104                         $article = new Article( $titleobj );
1105                         $newid = $article->insertOn( $wgDatabase );
1106                         $revision = new Revision( array(
1107                                 'page'      => $newid,
1108                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
1109                                 'comment'   => '',
1110                                 'user'      => 0,
1111                                 'user_text' => 'MediaWiki default',
1112                                 ) );
1113                         $revid = $revision->insertOn( $wgDatabase );
1114                         $article->updateRevisionOn( $wgDatabase, $revision );
1115                 }
1116
1117                 /* Write out the config file now that all is well */
1118                 print "<li style=\"list-style: none\">\n";
1119                 print "<p>Creating LocalSettings.php...</p>\n\n";
1120                 $localSettings = "<" . "?php$endl$local";
1121                 // Fix up a common line-ending problem (due to CVS on Windows)
1122                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
1123                 $f = fopen( "LocalSettings.php", 'xt' );
1124
1125                 if( $f == false ) {
1126                         print( "</li>\n" );
1127                         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" .
1128                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
1129                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
1130                 }
1131                 if(fwrite( $f, $localSettings ) ) {
1132                         fclose( $f );
1133                         print "<hr/>\n";
1134                         writeSuccessMessage();
1135                         print "</li>\n";
1136                 } else {
1137                         fclose( $f );
1138                         dieout( "<p class='error'>An error occured while writing the config/LocalSettings.php file. Check user rights and disk space then try again.</p></li>\n" );
1139                 }
1140
1141         } while( false );
1142 }
1143
1144 print "</ul>\n";
1145 $mainListOpened = false;
1146
1147 if( count( $errs ) ) {
1148         /* Display options form */
1149
1150         if( $conf->posted ) {
1151                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1152         }
1153 ?>
1154
1155 <form action="<?php echo defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php'; ?>" name="config" method="post">
1156
1157 <h2>Site config</h2>
1158
1159 <div class="config-section">
1160         <div class="config-input">
1161                 <?php aField( $conf, "Sitename", "Wiki name:" ); ?>
1162         </div>
1163         <p class="config-desc">
1164                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1165                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1166         </p>
1167         <div class="config-input"><?php aField( $conf, "EmergencyContact", "Contact e-mail:" ); ?></div>
1168         <p class="config-desc">
1169                 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.
1170         </p>
1171
1172         <div class="config-input">
1173                 <label class='column' for="LanguageCode">Language:</label>
1174                 <select id="LanguageCode" name="LanguageCode"><?php
1175                         $list = getLanguageList();
1176                         foreach( $list as $code => $name ) {
1177                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1178                                 echo "\n\t\t<option value=\"$code\" $sel>$name</option>";
1179                         }
1180                         echo "\n";
1181                 ?>
1182                 </select>
1183         </div>
1184         <p class="config-desc">
1185                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1186         </p>
1187
1188         <div class="config-input">
1189                 <label class='column'>Copyright/license:</label>
1190
1191                 <ul class="plain">
1192                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1193                 <li><?php aField( $conf, "License", "Public Domain", "radio", "pd" ); ?></li>
1194                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl1_2" ); ?></li>
1195                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.3", "radio", "gfdl1_3" ); ?></li>
1196                 <li><?php
1197                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1198                         $partner = "MediaWiki";
1199    $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1200                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/$script?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1201                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1202                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1203                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1204                         if( $conf->License == "cc" ) { ?>
1205                         <ul>
1206                         <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1207                         <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1208                         <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1209                         <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1210                         </ul>
1211                         <?php } ?>
1212                         </li>
1213                 </ul>
1214         </div>
1215         <p class="config-desc">
1216                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1217         </p>
1218
1219
1220         <div class="config-input">
1221                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1222         </div>
1223         <div class="config-input">
1224                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1225         </div>
1226         <div class="config-input">
1227                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1228         </div>
1229         <p class="config-desc">
1230                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1231                 A new account will be added only when creating a new wiki database.
1232                 <br /><br />
1233                 The password cannot be the same as the username.
1234         </p>
1235
1236         <div class="config-input">
1237                 <label class='column'>Object caching:</label>
1238
1239                 <ul class="plain">
1240                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1241                 <?php
1242                         if ( $conf->turck ) {
1243                                 echo "<li>";
1244                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1245                                 echo "</li>\n";
1246                         }
1247                         if( $conf->xcache ) {
1248                                 echo "<li>";
1249                                 aField( $conf, 'Shm', 'XCache', 'radio', 'xcache' );
1250                                 echo "</li>\n";
1251                         }
1252                         if ( $conf->apc ) {
1253                                 echo "<li>";
1254                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1255                                 echo "</li>\n";
1256                         }
1257                         if ( $conf->eaccel ) {
1258                                 echo "<li>";
1259                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1260                                 echo "</li>\n";
1261                         }
1262                         if ( $conf->dba ) {
1263                                 echo "<li>";
1264                                 aField( $conf, "Shm", "DBA (not recommended)", "radio", "dba" );
1265                                 echo "</li>";
1266                         }
1267                 ?>
1268                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1269                 </ul>
1270                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1271         </div>
1272         <p class="config-desc">
1273                 An object caching system such as memcached will provide a significant performance boost,
1274                 but needs to be installed. Provide the server addresses and ports in a comma-separated list.
1275                 <br /><br />
1276                 MediaWiki can also detect and support eAccelerator, Turck MMCache, APC, and XCache, but
1277                 these should not be used if the wiki will be running on multiple application servers.
1278                 <br/><br/>
1279                 DBA (Berkeley-style DB) is generally slower than using no cache at all, and is only
1280                 recommended for testing.
1281         </p>
1282 </div>
1283
1284 <h2>E-mail, e-mail notification and authentication setup</h2>
1285
1286 <div class="config-section">
1287         <div class="config-input">
1288                 <label class='column'>E-mail features (global):</label>
1289                 <ul class="plain">
1290                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1291                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1292                 </ul>
1293         </div>
1294         <p class="config-desc">
1295                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1296                 if sending mail doesn't work on your server.
1297         </p>
1298
1299         <div class="config-input">
1300                 <label class='column'>User-to-user e-mail:</label>
1301                 <ul class="plain">
1302                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1303                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1304                 </ul>
1305         </div>
1306         <p class="config-desc">
1307                 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.
1308         </p>
1309         <div class="config-input">
1310                 <label class='column'>E-mail notification about changes:</label>
1311                 <ul class="plain">
1312                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1313                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1314                 <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>
1315                 </ul>
1316         </div>
1317         <div class="config-desc">
1318                 <p>
1319                 For this feature to work, an e-mail address must be present for the user account, and the notification
1320                 options in the user's preferences must be enabled. Also note the
1321                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1322
1323                 <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>
1324         </div>
1325
1326         <div class="config-input">
1327                 <label class='column'>E-mail address authentication:</label>
1328                 <ul class="plain">
1329                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1330                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1331                 </ul>
1332         </div>
1333         <div class="config-desc">
1334                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1335                 change notification mails. Setting this option is <b>recommended</b> for public wikis because of potential abuse of the e-mail features above.</p>
1336         </div>
1337
1338 </div>
1339
1340 <h2>Database config</h2>
1341
1342 <div class="config-section">
1343 <div class="config-input">
1344         <label class='column'>Database type:</label>
1345 <?php if (isset($errs['DBpicktype'])) print "\t<span class='error'>$errs[DBpicktype]</span>\n"; ?>
1346         <ul class='plain'><?php
1347                 database_picker($conf);
1348         ?></ul>
1349         </div>
1350
1351         <div class="config-input" style="clear:left">
1352         <?php aField( $conf, "DBserver", "Database host:" ); ?>
1353         </div>
1354         <p class="config-desc">
1355                 If your database server isn't on your web server, enter the name or IP address here.
1356         </p>
1357
1358         <div class="config-input"><?php aField( $conf, "DBname", "Database name:" ); ?></div>
1359         <div class="config-input"><?php aField( $conf, "DBuser", "DB username:" ); ?></div>
1360         <div class="config-input"><?php aField( $conf, "DBpassword", "DB password:", "password" ); ?></div>
1361         <div class="config-input"><?php aField( $conf, "DBpassword2", "DB password confirm:", "password" ); ?></div>
1362         <p class="config-desc">
1363                 If you only have a single user account and database available,
1364                 enter those here. If you have database root access (see below)
1365                 you can specify new accounts/databases to be created. This account
1366                 will not be created if it pre-exists. If this is the case, ensure that it
1367                 has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1368         </p>
1369
1370         <div class="config-input">
1371                 <label class="column">Superuser account:</label>
1372                 <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?> />
1373                 &nbsp;<label for="useroot">Use superuser account</label>
1374         </div>
1375         <div class="config-input"><?php aField( $conf, "RootUser", "Superuser name:", "text" ); ?></div>
1376         <div class="config-input"><?php aField( $conf, "RootPW", "Superuser password:", "password" ); ?></div>
1377
1378         <p class="config-desc">
1379                 If the database user specified above does not exist, or does not have access to create
1380                 the database (if needed) or tables within it, please check the box and provide details
1381                 of a superuser account, such as <strong>root</strong>, which does.
1382         </p>
1383
1384         <?php database_switcher('mysql'); ?>
1385         <div class="config-input"><?php aField( $conf, "DBprefix", "Database table prefix:" ); ?></div>
1386         <div class="config-desc">
1387                 <p>If you need to share one database between multiple wikis, or
1388                 between MediaWiki and another web application, you may choose to
1389                 add a prefix to all the table names to avoid conflicts.</p>
1390
1391                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1392         </div>
1393
1394         <div class="config-input"><label class="column">Storage Engine</label>
1395                 <div>Select one:</div>
1396                 <ul class="plain">
1397                 <li><?php aField( $conf, "DBengine", "InnoDB", "radio", "InnoDB" ); ?></li>
1398                 <li><?php aField( $conf, "DBengine", "MyISAM", "radio", "MyISAM" ); ?></li>
1399                 </ul>
1400         </div>
1401         <p class="config-desc">
1402                 InnoDB is best for public web installations, since it has good concurrency
1403                 support. MyISAM may be faster in single-user installations. MyISAM databases
1404                 tend to get corrupted more often than InnoDB databases.
1405         </p>
1406         <div class="config-input"><label class="column">Database character set</label>
1407                 <div>Select one:</div>
1408                 <ul class="plain">
1409                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1410                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1411                 <li><?php aField( $conf, "DBschema", "MySQL 4.0 backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1412                 </ul>
1413         </div>
1414         <p class="config-desc">
1415                 This option is ignored on upgrade, the same character set will be kept.
1416                 <br/><br/>
1417                 <b>WARNING:</b> If you use <b>backwards-compatible UTF-8</b> on MySQL 4.1+, and subsequently back up the database with <tt>mysqldump</tt>, it may destroy all non-ASCII characters, irreversibly corrupting your backups!.
1418                 <br/><br/>
1419                 In <b>binary mode</b>, MediaWiki stores UTF-8 text to the database in binary fields. This is more efficient than MySQL's UTF-8 mode, and allows you to use the full range of Unicode characters. In <b>UTF-8 mode</b>, MySQL will know what character set your data is in, and can present and convert it appropriately, but it won't let you store characters above the <a target="_blank" href="http://en.wikipedia.org/wiki/Mapping_of_Unicode_character_planes">Basic Multilingual Plane</a>.
1420         </p>
1421         </fieldset>
1422
1423         <?php database_switcher('postgres'); ?>
1424         <div class="config-input"><?php aField( $conf, "DBport", "Database port:" ); ?></div>
1425         <div class="config-input"><?php aField( $conf, "DBmwschema", "Schema for mediawiki:" ); ?></div>
1426         <div class="config-input"><?php aField( $conf, "DBts2schema", "Schema for tsearch2:" ); ?></div>
1427         <div class="config-desc">
1428                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1429                 so it is recommended that you create a new user. The above schemas are generally correct:
1430         only change them if you are sure you need to.</p>
1431         </div>
1432         </fieldset>
1433
1434         <?php database_switcher('sqlite'); ?>
1435         <div class="config-desc">
1436                 <b>NOTE:</b> SQLite only uses the <i>Database name</i> setting above, the user, password and root settings are ignored.
1437         </div>
1438         <div class="config-input"><?php
1439                 aField( $conf, "SQLiteDataDir", "SQLite data directory:" );
1440         ?></div>
1441         <div class="config-desc">
1442                 <p>SQLite stores table data into files in the filesystem.
1443                 If you do not provide an explicit path, a "data" directory in
1444                 the parent of your document root will be used.</p>
1445
1446                 <p>This directory must exist and be writable by the web server.</p>
1447         </div>
1448         </fieldset>
1449
1450         <?php database_switcher('mssql'); ?>
1451         <div class="config-input"><?php
1452                 aField( $conf, "DBprefix2", "Database table prefix:" );
1453         ?></div>
1454         <div class="config-desc">
1455                 <p>If you need to share one database between multiple wikis, or
1456                 between MediaWiki and another web application, you may choose to
1457                 add a prefix to all the table names to avoid conflicts.</p>
1458
1459                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1460         </div>
1461         </fieldset>
1462
1463         <div class="config-input" style="padding:2em 0 3em">
1464                 <label class='column'>&nbsp;</label>
1465                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1466         </div>
1467 </div>
1468 </form>
1469 <script type="text/javascript">
1470 window.onload = toggleDBarea('<?php echo $conf->DBtype; ?>',
1471 <?php
1472         ## If they passed in a root user name, don't populate it on page load
1473         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1474 ?>);
1475 </script>
1476 <?php
1477 }
1478
1479 /* -------------------------------------------------------------------------------------- */
1480 function writeSuccessMessage() {
1481  $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1482         if ( wfIniGetBool( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1483                 echo <<<EOT
1484 <div class="success-box">
1485 <p>Installation successful!</p>
1486 <p>To complete the installation, please do the following:
1487 <ol>
1488         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1489         <li>Upload it to the parent directory</li>
1490         <li>Delete config/LocalSettings.php</li>
1491         <li>Start using <a href='../$script'>your wiki</a>!
1492 </ol>
1493 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1494 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1495 which means that anyone on the same server can read your database password! Downloading
1496 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1497 </div>
1498 EOT;
1499         } else {
1500                 echo <<<EOT
1501 <div class="success-box">
1502 <p>
1503 <span class="success-message">Installation successful!</span>
1504 Move the <tt>config/LocalSettings.php</tt> file to the parent directory, then follow
1505 <a href="../$script"> this link</a> to your wiki.</p>
1506 <p>You should change file permissions for <tt>LocalSettings.php</tt> as required to
1507 prevent other users on the server reading passwords and altering configuration data.</p>
1508 </div>
1509 EOT;
1510         }
1511 }
1512
1513
1514 function escapePhpString( $string ) {
1515         if ( is_array( $string ) || is_object( $string ) ) {
1516                 return false;
1517         }
1518         return strtr( $string,
1519                 array(
1520                         "\n" => "\\n",
1521                         "\r" => "\\r",
1522                         "\t" => "\\t",
1523                         "\\" => "\\\\",
1524                         "\$" => "\\\$",
1525                         "\"" => "\\\""
1526                 ));
1527 }
1528
1529 function writeLocalSettings( $conf ) {
1530         $conf->PasswordSender = $conf->EmergencyContact;
1531         $magic = ($conf->ImageMagick ? "" : "# ");
1532         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1533         $rights = ($conf->RightsUrl) ? "" : "# ";
1534         $hashedUploads = $conf->safeMode ? '' : '# ';
1535
1536         if ( $conf->ShellLocale ) {
1537                 $locale = '';
1538         } else {
1539                 $locale = '# ';
1540                 $conf->ShellLocale = 'en_US.UTF-8';
1541         }
1542
1543         switch ( $conf->Shm ) {
1544                 case 'memcached':
1545                         $cacheType = 'CACHE_MEMCACHED';
1546                         $mcservers = var_export( $conf->MCServerArray, true );
1547                         break;
1548                 case 'turck':
1549                 case 'xcache':
1550                 case 'apc':
1551                 case 'eaccel':
1552                         $cacheType = 'CACHE_ACCEL';
1553                         $mcservers = 'array()';
1554                         break;
1555                 case 'dba':
1556                         $cacheType = 'CACHE_DBA';
1557                         $mcservers = 'array()';
1558                         break;
1559                 default:
1560                         $cacheType = 'CACHE_NONE';
1561                         $mcservers = 'array()';
1562         }
1563
1564         if ( $conf->Email == 'email_enabled' ) {
1565                 $enableemail = 'true';
1566                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1567                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1568                 switch ( $conf->Enotif ) {
1569                         case 'enotif_usertalk':
1570                                 $enotifusertalk = 'true';
1571                                 $enotifwatchlist = 'false';
1572                                 break;
1573                         case 'enotif_allpages':
1574                                 $enotifusertalk = 'true';
1575                                 $enotifwatchlist = 'true';
1576                                 break;
1577                         default:
1578                                 $enotifusertalk = 'false';
1579                                 $enotifwatchlist = 'false';
1580                 }
1581         } else {
1582                 $enableuseremail = 'false';
1583                 $enableemail = 'false';
1584                 $eauthent = 'false';
1585                 $enotifusertalk = 'false';
1586                 $enotifwatchlist = 'false';
1587         }
1588
1589         $file = @fopen( "/dev/urandom", "r" );
1590         if ( $file ) {
1591                 $secretKey = bin2hex( fread( $file, 32 ) );
1592                 fclose( $file );
1593         } else {
1594                 $secretKey = "";
1595                 for ( $i=0; $i<8; $i++ ) {
1596                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1597                 }
1598                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1599         }
1600
1601         # Add slashes to strings for double quoting
1602         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1603         if( $conf->License == 'gfdl1_2' || $conf->License == 'pd' || $conf->License == 'gfdl1_3' ) {
1604                 # Needs literal string interpolation for the current style path
1605                 $slconf['RightsIcon'] = $conf->RightsIcon;
1606         }
1607
1608         if( $conf->DBtype == 'mysql' ) {
1609                 $dbsettings =
1610 "# MySQL specific settings
1611 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1612
1613 # MySQL table options to use during installation or update
1614 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1615
1616 # Experimental charset support for MySQL 4.1/5.0.
1617 \$wgDBmysql5 = {$conf->DBmysql5};";
1618         } elseif( $conf->DBtype == 'postgres' ) {
1619                 $dbsettings =
1620 "# Postgres specific settings
1621 \$wgDBport           = \"{$slconf['DBport']}\";
1622 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1623 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";";
1624         } elseif( $conf->DBtype == 'sqlite' ) {
1625                 $dbsettings =
1626 "# SQLite-specific settings
1627 \$wgSQLiteDataDir    = \"{$slconf['SQLiteDataDir']}\";";
1628         } elseif( $conf->DBtype == 'mssql' ) {
1629                 $dbsettings =
1630 "# MSSQL specific settings
1631 \$wgDBprefix         = \"{$slconf['DBprefix2']}\";";
1632         } else {
1633                 // ummm... :D
1634                 $dbsettings = '';
1635         }
1636
1637
1638         $localsettings = "
1639 # This file was automatically generated by the MediaWiki installer.
1640 # If you make manual changes, please keep track in case you need to
1641 # recreate them later.
1642 #
1643 # See includes/DefaultSettings.php for all configurable settings
1644 # and their default values, but don't forget to make changes in _this_
1645 # file, not there.
1646 #
1647 # Further documentation for configuration settings may be found at:
1648 # http://www.mediawiki.org/wiki/Manual:Configuration_settings
1649
1650 # If you customize your file layout, set \$IP to the directory that contains
1651 # the other MediaWiki files. It will be used as a base to locate files.
1652 if( defined( 'MW_INSTALL_PATH' ) ) {
1653         \$IP = MW_INSTALL_PATH;
1654 } else {
1655         \$IP = dirname( __FILE__ );
1656 }
1657
1658 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1659 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1660
1661 require_once( \"\$IP/includes/DefaultSettings.php\" );
1662
1663 # If PHP's memory limit is very low, some operations may fail.
1664 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1665
1666 if ( \$wgCommandLineMode ) {
1667         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1668                 die( \"This script must be run from the command line\\n\" );
1669         }
1670 }
1671 ## Uncomment this to disable output compression
1672 # \$wgDisableOutputCompression = true;
1673
1674 \$wgSitename         = \"{$slconf['Sitename']}\";
1675
1676 ## The URL base path to the directory containing the wiki;
1677 ## defaults for all runtime URL paths are based off of this.
1678 ## For more information on customizing the URLs please see:
1679 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1680 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1681 \$wgScriptExtension  = \"{$slconf['ScriptExtension']}\";
1682
1683 ## UPO means: this is also a user preference option
1684
1685 \$wgEnableEmail      = $enableemail;
1686 \$wgEnableUserEmail  = $enableuseremail; # UPO
1687
1688 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1689 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1690
1691 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1692 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1693 \$wgEmailAuthentication = $eauthent;
1694
1695 ## Database settings
1696 \$wgDBtype           = \"{$slconf['DBtype']}\";
1697 \$wgDBserver         = \"{$slconf['DBserver']}\";
1698 \$wgDBname           = \"{$slconf['DBname']}\";
1699 \$wgDBuser           = \"{$slconf['DBuser']}\";
1700 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1701
1702 {$dbsettings}
1703
1704 ## Shared memory settings
1705 \$wgMainCacheType = $cacheType;
1706 \$wgMemCachedServers = $mcservers;
1707
1708 ## To enable image uploads, make sure the 'images' directory
1709 ## is writable, then set this to true:
1710 \$wgEnableUploads       = false;
1711 {$magic}\$wgUseImageMagick = true;
1712 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1713
1714 ## If you use ImageMagick (or any other shell command) on a
1715 ## Linux server, this will need to be set to the name of an
1716 ## available UTF-8 locale
1717 {$locale}\$wgShellLocale = \"{$slconf['ShellLocale']}\";
1718
1719 ## If you want to use image uploads under safe mode,
1720 ## create the directories images/archive, images/thumb and
1721 ## images/temp, and make them all writable. Then uncomment
1722 ## this, if it's not already uncommented:
1723 {$hashedUploads}\$wgHashedUploadDirectory = false;
1724
1725 ## If you have the appropriate support software installed
1726 ## you can enable inline LaTeX equations:
1727 \$wgUseTeX           = false;
1728
1729 \$wgLocalInterwiki   = strtolower( \$wgSitename );
1730
1731 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1732
1733 \$wgSecretKey = \"$secretKey\";
1734
1735 ## Default skin: you can change the default skin. Use the internal symbolic
1736 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1737 \$wgDefaultSkin = 'monobook';
1738
1739 ## For attaching licensing metadata to pages, and displaying an
1740 ## appropriate copyright notice / icon. GNU Free Documentation
1741 ## License and Creative Commons licenses are supported so far.
1742 {$rights}\$wgEnableCreativeCommonsRdf = true;
1743 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1744 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1745 \$wgRightsText = \"{$slconf['RightsText']}\";
1746 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1747 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1748
1749 \$wgDiff3 = \"{$slconf['diff3']}\";
1750
1751 # When you make changes to this configuration file, this will make
1752 # sure that cached pages are cleared.
1753 \$wgCacheEpoch = max( \$wgCacheEpoch, gmdate( 'YmdHis', @filemtime( __FILE__ ) ) );
1754 "; ## End of setting the $localsettings string
1755
1756         // Keep things in Unix line endings internally;
1757         // the system will write out as local text type.
1758         return str_replace( "\r\n", "\n", $localsettings );
1759 }
1760
1761 function dieout( $text ) {
1762         global $mainListOpened;
1763         if( $mainListOpened ) echo( "</ul>" );
1764         if( $text != '' && substr( $text, 0, 2 ) != '<p'  && substr( $text, 0, 2 ) != '<h' ){
1765                 echo "<p>$text</p>\n";
1766         } else {
1767                 echo $text;
1768         }
1769         die( "\n\n</div>\n</div>\n</div>\n</div>\n</body>\n</html>" );
1770 }
1771
1772 function importVar( &$var, $name, $default = "" ) {
1773         if( isset( $var[$name] ) ) {
1774                 $retval = $var[$name];
1775                 if ( get_magic_quotes_gpc() ) {
1776                         $retval = stripslashes( $retval );
1777                 }
1778         } else {
1779                 $retval = $default;
1780         }
1781         return $retval;
1782 }
1783
1784 function importPost( $name, $default = "" ) {
1785         return importVar( $_POST, $name, $default );
1786 }
1787
1788 function importCheck( $name ) {
1789         return isset( $_POST[$name] );
1790 }
1791
1792 function importRequest( $name, $default = "" ) {
1793         return importVar( $_REQUEST, $name, $default );
1794 }
1795
1796 $radioCount = 0;
1797
1798 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
1799         global $radioCount;
1800         if( $type != "" ) {
1801                 $xtype = "type=\"$type\"";
1802         } else {
1803                 $xtype = "";
1804         }
1805
1806         $id = $field;
1807         $nolabel = ($type == "radio") || ($type == "hidden");
1808
1809         if ($type == 'radio')
1810                 $id .= $radioCount++;
1811
1812         if( !$nolabel ) {
1813                 echo "<label class='column' for=\"$id\">$text</label>";
1814         }
1815
1816         if( $type == "radio" && $value == $conf->$field ) {
1817                 $checked = "checked='checked'";
1818         } else {
1819                 $checked = "";
1820         }
1821         echo "<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
1822         if ($onclick) {
1823                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
1824         }
1825         echo "value=\"";
1826         if( $type == "radio" ) {
1827                 echo htmlspecialchars( $value );
1828         } else {
1829                 echo htmlspecialchars( $conf->$field );
1830         }
1831
1832
1833         echo "\" />";
1834         if( $nolabel ) {
1835                 echo "<label for=\"$id\">$text</label>";
1836         }
1837
1838         global $errs;
1839         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1840 }
1841
1842 function getLanguageList() {
1843         global $wgLanguageNames, $IP;
1844         if( !isset( $wgLanguageNames ) ) {
1845                 require_once( "$IP/languages/Names.php" );
1846         }
1847
1848         $codes = array();
1849
1850         $d = opendir( "../languages/messages" );
1851         /* In case we are called from the root directory */
1852         if (!$d)
1853                 $d = opendir( "languages/messages");
1854         while( false !== ($f = readdir( $d ) ) ) {
1855                 $m = array();
1856                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1857                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1858                         if( isset( $wgLanguageNames[$code] ) ) {
1859                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1860                         } else {
1861                                 $name = $code;
1862                         }
1863                         $codes[$code] = $name;
1864                 }
1865         }
1866         closedir( $d );
1867         ksort( $codes );
1868         return $codes;
1869 }
1870
1871 #Check for location of an executable
1872 # @param string $loc single location to check
1873 # @param array $names filenames to check for.
1874 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1875 function locate_executable($loc, $names, $versioninfo = false) {
1876         if (!is_array($names))
1877                 $names = array($names);
1878
1879         foreach ($names as $name) {
1880                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1881                 if (@file_exists($command)) {
1882                         if (!$versioninfo)
1883                                 return $command;
1884
1885                         $file = str_replace('$1', $command, $versioninfo[0]);
1886                         if (strstr(`$file`, $versioninfo[1]) !== false)
1887                                 return $command;
1888                 }
1889         }
1890         return false;
1891 }
1892
1893 # Test a memcached server
1894 function testMemcachedServer( $server ) {
1895         $hostport = explode(":", $server);
1896         $errstr = false;
1897         $fp = false;
1898         if ( !function_exists( 'fsockopen' ) ) {
1899                 $errstr = "Can't connect to memcached, fsockopen() not present";
1900         }
1901         if ( !$errstr && count( $hostport ) != 2 ) {
1902                 $errstr = 'Please specify host and port';
1903         }
1904         if ( !$errstr ) {
1905                 list( $host, $port ) = $hostport;
1906                 $errno = 0;
1907                 $fsockerr = '';
1908
1909                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1910                 if ( $fp === false ) {
1911                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1912                 }
1913         }
1914         if ( !$errstr ) {
1915                 $command = "version\r\n";
1916                 $bytes = fwrite( $fp, $command );
1917                 if ( $bytes != strlen( $command ) ) {
1918                         $errstr = "Cannot write to memcached socket on $host:$port";
1919                 }
1920         }
1921         if ( !$errstr ) {
1922                 $expected = "VERSION ";
1923                 $response = fread( $fp, strlen( $expected ) );
1924                 if ( $response != $expected ) {
1925                         $errstr = "Didn't get correct memcached response from $host:$port";
1926                 }
1927         }
1928         if ( $fp ) {
1929                 fclose( $fp );
1930         }
1931         if ( !$errstr ) {
1932                 echo "<li>Connected to memcached on $host:$port successfully";
1933         }
1934         return $errstr;
1935 }
1936
1937 function database_picker($conf) {
1938         global $ourdb;
1939         print "\n";
1940         foreach(array_keys($ourdb) as $db) {
1941                 if ($ourdb[$db]['havedriver']) {
1942                         print "\t<li>";
1943                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
1944                         print "</li>\n";
1945                 }
1946         }
1947         print "\n\t";
1948 }
1949
1950 function database_switcher($db) {
1951         global $ourdb;
1952         $color = $ourdb[$db]['bgcolor'];
1953         $full = $ourdb[$db]['fullname'];
1954         print "<fieldset id='$db'><legend>$full specific options</legend>\n";
1955 }
1956
1957 function printListItem( $item ) {
1958         print "<li>$item</li>";
1959 }
1960
1961 # Determine a suitable value for $wgShellLocale
1962 function getShellLocale( $wikiLang ) {
1963         # Give up now if we're in safe mode or open_basedir
1964         # It's theoretically possible but tricky to work with
1965         if ( wfIniGetBool( "safe_mode" ) || ini_get( 'open_basedir' ) ) {
1966                 return false;
1967         }
1968
1969         $os = php_uname( 's' );
1970         $supported = array( 'Linux', 'SunOS', 'HP-UX' ); # Tested these
1971         if ( !in_array( $os, $supported ) ) {
1972                 return false;
1973         }
1974
1975         # Get a list of available locales
1976         $lines = $ret = false;
1977         exec( '/usr/bin/locale -a', $lines, $ret );
1978         if ( $ret ) {
1979                 return false;
1980         }
1981
1982         $lines = array_map( 'trim', $lines );
1983         $candidatesByLocale = array();
1984         $candidatesByLang = array();
1985         foreach ( $lines as $line ) {
1986                 if ( $line === '' ) {
1987                         continue;
1988                 }
1989                 if ( !preg_match( '/^([a-zA-Z]+)(_[a-zA-Z]+|)\.(utf8|UTF-8)(@[a-zA-Z_]*|)$/i', $line, $m ) ) {
1990                         continue;
1991                 }
1992                 list( $all, $lang, $territory, $charset, $modifier ) = $m;
1993                 $candidatesByLocale[$m[0]] = $m;
1994                 $candidatesByLang[$lang][] = $m;
1995         }
1996
1997         # Try the current value of LANG
1998         if ( isset( $candidatesByLocale[ getenv( 'LANG' ) ] ) ) {
1999                 return getenv( 'LANG' );
2000         }
2001
2002         # Try the most common ones
2003         $commonLocales = array( 'en_US.UTF-8', 'en_US.utf8', 'de_DE.UTF-8', 'de_DE.utf8' );
2004         foreach ( $commonLocales as $commonLocale ) {
2005                 if ( isset( $candidatesByLocale[$commonLocale] ) ) {
2006                         return $commonLocale;
2007                 }
2008         }
2009
2010         # Is there an available locale in the Wiki's language?
2011         if ( isset( $candidatesByLang[$wikiLang] ) ) {
2012                 $m = reset( $candidatesByLang[$wikiLang] );
2013                 return $m[0];
2014         }
2015
2016         # Are there any at all?
2017         if ( count( $candidatesByLocale ) ) {
2018                 $m = reset( $candidatesByLocale );
2019                 return $m[0];
2020         }
2021
2022         # Give up
2023         return false;
2024 }
2025
2026 ?>
2027
2028         <div class="license">
2029         <hr/>
2030         <p>This program is free software; you can redistribute it and/or modify
2031          it under the terms of the GNU General Public License as published by
2032          the Free Software Foundation; either version 2 of the License, or
2033          (at your option) any later version.</p>
2034
2035          <p>This program is distributed in the hope that it will be useful,
2036          but WITHOUT ANY WARRANTY; without even the implied warranty of
2037          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2038          GNU General Public License for more details.</p>
2039
2040          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
2041          along with this program; if not, write to the Free Software
2042          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2043          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
2044         </div>
2045
2046 </div></div></div>
2047
2048
2049 <div id="column-one">
2050         <div class="portlet" id="p-logo">
2051           <a style="background-image: url(../skins/common/images/mediawiki.png);"
2052             href="http://www.mediawiki.org/"
2053             title="Main Page"></a>
2054         </div>
2055         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
2056         <div class='portlet'><div class='pBody'>
2057                 <ul>
2058                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
2059                         <li><a href="../README">Readme</a></li>
2060                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
2061                         <li><a href="../docs/">Documentation</a></li>
2062                         <li><a href="http://www.mediawiki.org/wiki/Help:Contents">User's Guide</a></li>
2063                         <li><a href="http://www.mediawiki.org/wiki/Manual:Contents">Administrator's Guide</a></li>
2064                         <li><a href="http://www.mediawiki.org/wiki/Manual:FAQ">FAQ</a></li>
2065                 </ul>
2066                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright © 2001-2009 by Magnus Manske, Brion Vibber,
2067                  Lee Daniel Crocker, Tim Starling, Erik Möller, Gabriel Wicke, Ævar Arnfjörð Bjarmason, Niklas Laxström,
2068                  Domas Mituzas, Rob Church, Yuri Astrakhan, Aryeh Gregor, Aaron Schulz and others.</p>
2069         </div></div>
2070 </div>
2071
2072 </div>
2073
2074 </body>
2075 </html>