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 == "gfdl" ) {
 688         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 689         $conf->RightsText = "GNU Free Documentation License 1.2";
 690         $conf->RightsCode = "gfdl";
 691         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 692 } elseif( $conf->License == "none" ) {
 693         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 694 } else {
 695         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 696         $conf->RightsText = importRequest( "RightsText", "" );
 697         $conf->RightsCode = importRequest( "RightsCode", "" );
 698         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 699 }
 700
 701 $conf->Shm = importRequest( "Shm", "none" );
 702 $conf->MCServers = importRequest( "MCServers" );
 703
 704 /* Test memcached servers */
 705
 706 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 707         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 708         foreach ( $conf->MCServerArray as $server ) {
 709                 $error = testMemcachedServer( $server );
 710                 if ( $error ) {
 711                         $errs["MCServers"] = $error;
 712                         break;
 713                 }
 714         }
 715 } else if ( $conf->Shm == 'memcached' ) {
 716         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 717 }
 718
 719 /* default values for installation */
 720 $conf->Email     = importRequest("Email", "email_enabled");
 721 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 722 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 723 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 724
 725 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 726         do { /* So we can 'continue' to end prematurely */
 727                 $conf->Root = ($conf->RootPW != "");
 728
 729                 /* Load up the settings and get installin' */
 730                 $local = writeLocalSettings( $conf );
 731                 echo "<li style=\"list-style: none\">\n";
 732                 echo "<p><b>Generating configuration file...</b></p>\n";
 733                 echo "</li>\n";
 734
 735                 $wgCommandLineMode = false;
 736                 chdir( ".." );
 737                 $ok = eval( $local );
 738                 if( $ok === false ) {
 739                         dieout( "<p>Errors in generated configuration; " .
 740                                 "most likely due to a bug in the installer... " .
 741                                 "Config file was: </p>" .
 742                                 "<pre>" .
 743                                 htmlspecialchars( $local ) .
 744                                 "</pre>" );
 745                 }
 746                 $conf->DBtypename = '';
 747                 foreach (array_keys($ourdb) as $db) {
 748                         if ($conf->DBtype === $db)
 749                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 750                 }
 751                 if ( ! strlen($conf->DBtype)) {
 752                         $errs["DBpicktype"] = "Please choose a database type";
 753                         continue;
 754                 }
 755
 756                 if (! $conf->DBtypename) {
 757                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 758                         continue;
 759                 }
 760                 print "<li>Database type: {$conf->DBtypename}</li>\n";
 761                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 762                 $wgDBtype = $conf->DBtype;
 763                 $wgDBadminuser = "root";
 764                 $wgDBadminpassword = $conf->RootPW;
 765
 766                 ## Mysql specific:
 767                 $wgDBprefix = $conf->DBprefix;
 768
 769                 ## Postgres specific:
 770                 $wgDBport      = $conf->DBport;
 771                 $wgDBmwschema  = $conf->DBmwschema;
 772                 $wgDBts2schema = $conf->DBts2schema;
 773
 774                 if( $conf->DBprefix2 != '' ) {
 775                         // For MSSQL
 776                         $wgDBprefix = $conf->DBprefix2;
 777                 }
 778
 779                 $wgCommandLineMode = true;
 780                 if (! defined ( 'STDERR' ) )
 781                         define( 'STDERR', fopen("php://stderr", "wb"));
 782                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 783                 require_once( "$IP/includes/Setup.php" );
 784                 chdir( "config" );
 785
 786                 $wgTitle = Title::newFromText( "Installation script" );
 787                 error_reporting( E_ALL );
 788                 print "<li>Loading class: $dbclass</li>\n";
 789                 $dbc = new $dbclass;
 790
 791                 if( $conf->DBtype == 'mysql' ) {
 792                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 793                         if( $mysqlOldClient ) {
 794                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 795                                         using a MySQL 4.1 server and have problems connecting to the database,
 796                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 797                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 798                         }
 799                         $ok = true; # Let's be optimistic
 800
 801                         # Decide if we're going to use the superuser or the regular database user
 802                         $conf->Root = $useRoot;
 803                         if( $conf->Root ) {
 804                                 $db_user = $conf->RootUser;
 805                                 $db_pass = $conf->RootPW;
 806                         } else {
 807                                 $db_user = $wgDBuser;
 808                                 $db_pass = $wgDBpassword;
 809                         }
 810
 811                         # Attempt to connect
 812                         echo( "<li>Attempting to connect to database server as $db_user..." );
 813                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 814
 815                         # Check the connection and respond to errors
 816                         if( $wgDatabase->isOpen() ) {
 817                                 # Seems OK
 818                                 $ok = true;
 819                                 $wgDBadminuser = $db_user;
 820                                 $wgDBadminpassword = $db_pass;
 821                                 echo( "success.</li>\n" );
 822                                 $wgDatabase->ignoreErrors( true );
 823                                 $myver = $wgDatabase->getServerVersion();
 824                         } else {
 825                                 # There were errors, report them and back out
 826                                 $ok = false;
 827                                 $errno = mysql_errno();
 828                                 $errtx = htmlspecialchars( mysql_error() );
 829                                 switch( $errno ) {
 830                                         case 1045:
 831                                         case 2000:
 832                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 833                                                 if( $conf->Root ) {
 834                                                         # The superuser details are wrong
 835                                                         $errs["RootUser"] = "Check username";
 836                                                         $errs["RootPW"] = "and password";
 837                                                 } else {
 838                                                         # The regular user details are wrong
 839                                                         $errs["DBuser"] = "Check username";
 840                                                         $errs["DBpassword"] = "and password";
 841                                                 }
 842                                                 break;
 843                                         case 2002:
 844                                         case 2003:
 845                                         default:
 846                                                 # General connection problem
 847                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 848                                                 $errs["DBserver"] = "Connection failed";
 849                                                 break;
 850                                 } # switch
 851                         } #conn. att.
 852
 853                         if( !$ok ) { continue; }
 854
 855                 } else { # not mysql
 856                         error_reporting( E_ALL );
 857                         $wgSuperUser = '';
 858                         ## Possible connect as a superuser
 859                         if( $useRoot && $conf->DBtype != 'sqlite' ) {
 860                                 $wgDBsuperuser = $conf->RootUser;
 861                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"$wgDBsuperuser\"..." );
 862                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
 863                                 if (!$wgDatabase->isOpen()) {
 864                                         print " error: " . $wgDatabase->lastError() . "</li>\n";
 865                                         $errs["DBserver"] = "Could not connect to database as superuser";
 866                                         $errs["RootUser"] = "Check username";
 867                                         $errs["RootPW"] = "and password";
 868                                         continue;
 869                                 }
 870                                 $wgDatabase->initial_setup($conf->RootPW, 'postgres');
 871                         }
 872                         echo( "<li>Attempting to connect to database \"$wgDBname\" as \"$wgDBuser\"..." );
 873                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 874                         if (!$wgDatabase->isOpen()) {
 875                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 876                         } else {
 877                                 $myver = $wgDatabase->getServerVersion();
 878                         }
 879                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 880                 }
 881
 882                 if ( !$wgDatabase->isOpen() ) {
 883                         $errs["DBserver"] = "Couldn't connect to database";
 884                         continue;
 885                 }
 886
 887                 print "<li>Connected to $myver";
 888                 if ($conf->DBtype == 'mysql') {
 889                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 890                                 print "</li>\n";
 891                                 dieout( "-- mysql 4.0.14 or later required. Aborting." );
 892                         }
 893                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
 894                         if( $mysqlNewAuth && $mysqlOldClient ) {
 895                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 896                                         to old client libraries; if you have trouble with authentication, see
 897                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 898                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 899                         }
 900                         if( $wgDBmysql5 ) {
 901                                 if( $mysqlNewAuth ) {
 902                                         print "; enabling MySQL 4.1/5.0 charset mode";
 903                                 } else {
 904                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 905                                                 but older version detected; will likely fail.</b>";
 906                                 }
 907                         }
 908                         print "</li>\n";
 909
 910                         @$sel = $wgDatabase->selectDB( $wgDBname );
 911                         if( $sel ) {
 912                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 913                         } else {
 914                                 $err = mysql_errno();
 915                                 $databaseSafe = htmlspecialchars( $wgDBname );
 916                                 if( $err == 1102 /* Invalid database name */ ) {
 917                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
 918                                         continue;
 919                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
 920                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
 921                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
 922                                         continue;
 923                                 }
 924                                 print "<li>Attempting to create database...</li>";
 925                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 926                                 if( !$res ) {
 927                                         print "<li>Couldn't create database <tt>" .
 928                                                 htmlspecialchars( $wgDBname ) .
 929                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 930                                         $errs["RootPW"] = "&lt;- Enter";
 931                                         continue;
 932                                 }
 933                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 934                         }
 935                         $wgDatabase->selectDB( $wgDBname );
 936                 }
 937                 else if ($conf->DBtype == 'postgres') {
 938                         if( version_compare( $myver, "PostgreSQL 8.0" ) < 0 ) {
 939                                 dieout( "<b>Postgres 8.0 or later is required</b>. Aborting." );
 940                         }
 941                 }
 942
 943                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 944                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 945
 946                         if ( $conf->DBtype == 'mysql') {
 947                                 # Determine existing default character set
 948                                 if ( $wgDatabase->tableExists( "revision" ) ) {
 949                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
 950                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
 951                                         $row = $wgDatabase->fetchObject( $res );
 952                                         if ( !$row ) {
 953                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
 954                                                 $existingSchema = false;
 955                                                 $existingEngine = false;
 956                                         } else {
 957                                                 if ( preg_match( '/^latin1/', $row->Collation ) ) {
 958                                                         $existingSchema = 'mysql4';
 959                                                 } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
 960                                                         $existingSchema = 'mysql5';
 961                                                 } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
 962                                                         $existingSchema = 'mysql5-binary';
 963                                                 } else {
 964                                                         $existingSchema = false;
 965                                                         echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
 966                                                 }
 967                                                 if ( isset( $row->Engine ) ) {
 968                                                         $existingEngine = $row->Engine;
 969                                                 } else {
 970                                                         $existingEngine = $row->Type;
 971                                                 }
 972                                         }
 973                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
 974                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBschema} schema, " .
 975                                                         "but the existing database has the $existingSchema schema. This upgrade script ".
 976                                                         "can't convert it, so it will remain $existingSchema.</li>\n";
 977                                                 $conf->setSchema( $existingSchema, $conf->DBengine );
 978                                         }
 979                                         if ( $existingEngine && $existingEngine != $conf->DBengine ) {
 980                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBengine} storage " .
 981                                                         "engine, but the existing database uses the $existingEngine engine. This upgrade " .
 982                                                         "script can't convert it, so it will remain $existingEngine.</li>\n";
 983                                                 $conf->setSchema( $conf->DBschema, $existingEngine );
 984                                         }
 985                                 }
 986
 987                                 # Create user if required
 988                                 if ( $conf->Root ) {
 989                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 990                                         if ( $conn->isOpen() ) {
 991                                                 print "<li>DB user account ok</li>\n";
 992                                                 $conn->close();
 993                                         } else {
 994                                                 print "<li>Granting user permissions...";
 995                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
 996                                                         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>";
 997                                                 }
 998                                                 print "</li>\n";
 999                                                 dbsource( "../maintenance/users.sql", $wgDatabase );
1000                                         }
1001                                 }
1002                         }
1003                         print "</ul><pre>\n";
1004                         chdir( ".." );
1005                         flush();
1006                         do_all_updates();
1007                         chdir( "config" );
1008                         print "</pre>\n";
1009                         print "<ul><li>Finished update checks.</li>\n";
1010                 } else {
1011                         # Determine available storage engines if possible
1012                         if ( $conf->DBtype == 'mysql' && version_compare( $myver, "4.1.2", "ge" ) ) {
1013                                 $res = $wgDatabase->query( 'SHOW ENGINES' );
1014                                 $found = false;
1015                                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
1016                                         if ( $row->Engine == $conf->DBengine ) {
1017                                                 $found = true;
1018                                                 break;
1019                                         }
1020                                 }
1021                                 $wgDatabase->freeResult( $res );
1022                                 if ( !$found && $conf->DBengine != 'MyISAM' ) {
1023                                         echo "<li><strong>Warning:</strong> {$conf->DBengine} storage engine not available, " .
1024                                                 "using MyISAM instead</li>\n";
1025                                         $conf->setSchema( $conf->DBschema, 'MyISAM' );
1026                                 }
1027                         }
1028
1029                         # FIXME: Check for errors
1030                         print "<li>Creating tables...";
1031                         if ($conf->DBtype == 'mysql') {
1032                                 dbsource( "../maintenance/tables.sql", $wgDatabase );
1033                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
1034                         } elseif (is_callable(array($wgDatabase, 'setup_database'))) {
1035                                 $wgDatabase->setup_database();
1036                         }
1037                         else {
1038                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
1039                                 continue;
1040                         }
1041
1042                         print " done.</li>\n";
1043
1044                         print "<li>Initializing statistics...</li>\n";
1045                         $wgDatabase->insert( 'site_stats',
1046                                 array ( 'ss_row_id'        => 1,
1047                                                 'ss_total_views'   => 0,
1048                                                 'ss_total_edits'   => 1, # Main page first edit
1049                                                 'ss_good_articles' => 0, # Main page is not a good article - no internal link
1050                                                 'ss_total_pages'   => 1, # Main page
1051                                                 'ss_users'         => $conf->SysopName ? 1 : 0, # Sysop account, if created
1052                                                 'ss_admins'        => $conf->SysopName ? 1 : 0, # Sysop account, if created
1053                                                 'ss_images'        => 0 ) );
1054
1055                         # Set up the "regular user" account *if we can, and if we need to*
1056                         if( $conf->Root and $conf->DBtype == 'mysql') {
1057                                 # See if we need to
1058                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1059                                 if( $wgDatabase2->isOpen() ) {
1060                                         # Nope, just close the test connection and continue
1061                                         $wgDatabase2->close();
1062                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>\n" );
1063                                 } else {
1064                                         # Yes, so run the grants
1065                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
1066                                         dbsource( "../maintenance/users.sql", $wgDatabase );
1067                                         echo( "success.</li>\n" );
1068                                 }
1069                         }
1070
1071                         if( $conf->SysopName ) {
1072                                 $u = User::newFromName( $conf->getSysopName() );
1073                                 if ( !$u ) {
1074                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
1075                                 }
1076                                 else if ( 0 == $u->idForName() ) {
1077                                         $u->addToDatabase();
1078                                         $u->setPassword( $conf->getSysopPass() );
1079                                         $u->saveSettings();
1080
1081                                         $u->addGroup( "sysop" );
1082                                         $u->addGroup( "bureaucrat" );
1083
1084                                         print "<li>Created sysop account <tt>" .
1085                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
1086                                 } else {
1087                                         print "<li>Could not create user - already exists!</li>\n";
1088                                 }
1089                         } else {
1090                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
1091                         }
1092
1093                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
1094                         $article = new Article( $titleobj );
1095                         $newid = $article->insertOn( $wgDatabase );
1096                         $revision = new Revision( array(
1097                                 'page'      => $newid,
1098                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
1099                                 'comment'   => '',
1100                                 'user'      => 0,
1101                                 'user_text' => 'MediaWiki default',
1102                                 ) );
1103                         $revid = $revision->insertOn( $wgDatabase );
1104                         $article->updateRevisionOn( $wgDatabase, $revision );
1105                 }
1106
1107                 /* Write out the config file now that all is well */
1108                 print "<li style=\"list-style: none\">\n";
1109                 print "<p>Creating LocalSettings.php...</p>\n\n";
1110                 $localSettings = "<" . "?php$endl$local";
1111                 // Fix up a common line-ending problem (due to CVS on Windows)
1112                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
1113                 $f = fopen( "LocalSettings.php", 'xt' );
1114
1115                 if( $f == false ) {
1116                         print( "</li>\n" );
1117                         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" .
1118                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
1119                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
1120                 }
1121                 if(fwrite( $f, $localSettings ) ) {
1122                         fclose( $f );
1123                         print "<hr/>\n";
1124                         writeSuccessMessage();
1125                         print "</li>\n";
1126                 } else {
1127                         fclose( $f );
1128                         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" );
1129                 }
1130
1131         } while( false );
1132 }
1133
1134 print "</ul>\n";
1135 $mainListOpened = false;
1136
1137 if( count( $errs ) ) {
1138         /* Display options form */
1139
1140         if( $conf->posted ) {
1141                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1142         }
1143 ?>
1144
1145 <form action="<?php echo defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php'; ?>" name="config" method="post">
1146
1147 <h2>Site config</h2>
1148
1149 <div class="config-section">
1150         <div class="config-input">
1151                 <?php aField( $conf, "Sitename", "Wiki name:" ); ?>
1152         </div>
1153         <p class="config-desc">
1154                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1155                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1156         </p>
1157         <div class="config-input"><?php aField( $conf, "EmergencyContact", "Contact e-mail:" ); ?></div>
1158         <p class="config-desc">
1159                 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.
1160         </p>
1161
1162         <div class="config-input">
1163                 <label class='column' for="LanguageCode">Language:</label>
1164                 <select id="LanguageCode" name="LanguageCode"><?php
1165                         $list = getLanguageList();
1166                         foreach( $list as $code => $name ) {
1167                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1168                                 echo "\n\t\t<option value=\"$code\" $sel>$name</option>";
1169                         }
1170                         echo "\n";
1171                 ?>
1172                 </select>
1173         </div>
1174         <p class="config-desc">
1175                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1176         </p>
1177
1178         <div class="config-input">
1179                 <label class='column'>Copyright/license:</label>
1180
1181                 <ul class="plain">
1182                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1183                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
1184                 <li><?php
1185                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1186                         $partner = "MediaWiki";
1187    $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1188                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/$script?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1189                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1190                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1191                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1192                         if( $conf->License == "cc" ) { ?>
1193                         <ul>
1194                         <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1195                         <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1196                         <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1197                         <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1198                         </ul>
1199                         <?php } ?>
1200                         </li>
1201                 </ul>
1202         </div>
1203         <p class="config-desc">
1204                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1205         </p>
1206
1207
1208         <div class="config-input">
1209                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1210         </div>
1211         <div class="config-input">
1212                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1213         </div>
1214         <div class="config-input">
1215                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1216         </div>
1217         <p class="config-desc">
1218                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1219                 A new account will be added only when creating a new wiki database.
1220                 <br /><br />
1221                 The password cannot be the same as the username.
1222         </p>
1223
1224         <div class="config-input">
1225                 <label class='column'>Object caching:</label>
1226
1227                 <ul class="plain">
1228                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1229                 <?php
1230                         if ( $conf->turck ) {
1231                                 echo "<li>";
1232                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1233                                 echo "</li>\n";
1234                         }
1235                         if( $conf->xcache ) {
1236                                 echo "<li>";
1237                                 aField( $conf, 'Shm', 'XCache', 'radio', 'xcache' );
1238                                 echo "</li>\n";
1239                         }
1240                         if ( $conf->apc ) {
1241                                 echo "<li>";
1242                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1243                                 echo "</li>\n";
1244                         }
1245                         if ( $conf->eaccel ) {
1246                                 echo "<li>";
1247                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1248                                 echo "</li>\n";
1249                         }
1250                         if ( $conf->dba ) {
1251                                 echo "<li>";
1252                                 aField( $conf, "Shm", "DBA (not recommended)", "radio", "dba" );
1253                                 echo "</li>";
1254                         }
1255                 ?>
1256                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1257                 </ul>
1258                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1259         </div>
1260         <p class="config-desc">
1261                 An object caching system such as memcached will provide a significant performance boost,
1262                 but needs to be installed. Provide the server addresses and ports in a comma-separated list.
1263                 <br /><br />
1264                 MediaWiki can also detect and support eAccelerator, Turck MMCache, APC, and XCache, but
1265                 these should not be used if the wiki will be running on multiple application servers.
1266                 <br/><br/>
1267                 DBA (Berkeley-style DB) is generally slower than using no cache at all, and is only
1268                 recommended for testing.
1269         </p>
1270 </div>
1271
1272 <h2>E-mail, e-mail notification and authentication setup</h2>
1273
1274 <div class="config-section">
1275         <div class="config-input">
1276                 <label class='column'>E-mail features (global):</label>
1277                 <ul class="plain">
1278                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1279                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1280                 </ul>
1281         </div>
1282         <p class="config-desc">
1283                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1284                 if sending mail doesn't work on your server.
1285         </p>
1286
1287         <div class="config-input">
1288                 <label class='column'>User-to-user e-mail:</label>
1289                 <ul class="plain">
1290                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1291                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1292                 </ul>
1293         </div>
1294         <p class="config-desc">
1295                 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.
1296         </p>
1297         <div class="config-input">
1298                 <label class='column'>E-mail notification about changes:</label>
1299                 <ul class="plain">
1300                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1301                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1302                 <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>
1303                 </ul>
1304         </div>
1305         <div class="config-desc">
1306                 <p>
1307                 For this feature to work, an e-mail address must be present for the user account, and the notification
1308                 options in the user's preferences must be enabled. Also note the
1309                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1310
1311                 <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>
1312         </div>
1313
1314         <div class="config-input">
1315                 <label class='column'>E-mail address authentication:</label>
1316                 <ul class="plain">
1317                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1318                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1319                 </ul>
1320         </div>
1321         <div class="config-desc">
1322                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1323                 change notification mails. Setting this option is <b>recommended</b> for public wikis because of potential abuse of the e-mail features above.</p>
1324         </div>
1325
1326 </div>
1327
1328 <h2>Database config</h2>
1329
1330 <div class="config-section">
1331 <div class="config-input">
1332         <label class='column'>Database type:</label>
1333 <?php if (isset($errs['DBpicktype'])) print "\t<span class='error'>$errs[DBpicktype]</span>\n"; ?>
1334         <ul class='plain'><?php
1335                 database_picker($conf);
1336         ?></ul>
1337         </div>
1338
1339         <div class="config-input" style="clear:left">
1340         <?php aField( $conf, "DBserver", "Database host:" ); ?>
1341         </div>
1342         <p class="config-desc">
1343                 If your database server isn't on your web server, enter the name or IP address here.
1344         </p>
1345
1346         <div class="config-input"><?php aField( $conf, "DBname", "Database name:" ); ?></div>
1347         <div class="config-input"><?php aField( $conf, "DBuser", "DB username:" ); ?></div>
1348         <div class="config-input"><?php aField( $conf, "DBpassword", "DB password:", "password" ); ?></div>
1349         <div class="config-input"><?php aField( $conf, "DBpassword2", "DB password confirm:", "password" ); ?></div>
1350         <p class="config-desc">
1351                 If you only have a single user account and database available,
1352                 enter those here. If you have database root access (see below)
1353                 you can specify new accounts/databases to be created. This account
1354                 will not be created if it pre-exists. If this is the case, ensure that it
1355                 has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1356         </p>
1357
1358         <div class="config-input">
1359                 <label class="column">Superuser account:</label>
1360                 <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?> />
1361                 &nbsp;<label for="useroot">Use superuser account</label>
1362         </div>
1363         <div class="config-input"><?php aField( $conf, "RootUser", "Superuser name:", "text" ); ?></div>
1364         <div class="config-input"><?php aField( $conf, "RootPW", "Superuser password:", "password" ); ?></div>
1365
1366         <p class="config-desc">
1367                 If the database user specified above does not exist, or does not have access to create
1368                 the database (if needed) or tables within it, please check the box and provide details
1369                 of a superuser account, such as <strong>root</strong>, which does.
1370         </p>
1371
1372         <?php database_switcher('mysql'); ?>
1373         <div class="config-input"><?php aField( $conf, "DBprefix", "Database table prefix:" ); ?></div>
1374         <div class="config-desc">
1375                 <p>If you need to share one database between multiple wikis, or
1376                 between MediaWiki and another web application, you may choose to
1377                 add a prefix to all the table names to avoid conflicts.</p>
1378
1379                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1380         </div>
1381
1382         <div class="config-input"><label class="column">Storage Engine</label>
1383                 <div>Select one:</div>
1384                 <ul class="plain">
1385                 <li><?php aField( $conf, "DBengine", "InnoDB", "radio", "InnoDB" ); ?></li>
1386                 <li><?php aField( $conf, "DBengine", "MyISAM", "radio", "MyISAM" ); ?></li>
1387                 </ul>
1388         </div>
1389         <p class="config-desc">
1390                 InnoDB is best for public web installations, since it has good concurrency
1391                 support. MyISAM may be faster in single-user installations. MyISAM databases
1392                 tend to get corrupted more often than InnoDB databases.
1393         </p>
1394         <div class="config-input"><label class="column">Database character set</label>
1395                 <div>Select one:</div>
1396                 <ul class="plain">
1397                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1398                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1399                 <li><?php aField( $conf, "DBschema", "MySQL 4.0 backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1400                 </ul>
1401         </div>
1402         <p class="config-desc">
1403                 This option is ignored on upgrade, the same character set will be kept.
1404                 <br/><br/>
1405                 <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!.
1406                 <br/><br/>
1407                 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>.
1408         </p>
1409         </fieldset>
1410
1411         <?php database_switcher('postgres'); ?>
1412         <div class="config-input"><?php aField( $conf, "DBport", "Database port:" ); ?></div>
1413         <div class="config-input"><?php aField( $conf, "DBmwschema", "Schema for mediawiki:" ); ?></div>
1414         <div class="config-input"><?php aField( $conf, "DBts2schema", "Schema for tsearch2:" ); ?></div>
1415         <div class="config-desc">
1416                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1417                 so it is recommended that you create a new user. The above schemas are generally correct:
1418         only change them if you are sure you need to.</p>
1419         </div>
1420         </fieldset>
1421
1422         <?php database_switcher('sqlite'); ?>
1423         <div class="config-desc">
1424                 <b>NOTE:</b> SQLite only uses the <i>Database name</i> setting above, the user, password and root settings are ignored.
1425         </div>
1426         <div class="config-input"><?php
1427                 aField( $conf, "SQLiteDataDir", "SQLite data directory:" );
1428         ?></div>
1429         <div class="config-desc">
1430                 <p>SQLite stores table data into files in the filesystem.
1431                 If you do not provide an explicit path, a "data" directory in
1432                 the parent of your document root will be used.</p>
1433
1434                 <p>This directory must exist and be writable by the web server.</p>
1435         </div>
1436         </fieldset>
1437
1438         <?php database_switcher('mssql'); ?>
1439         <div class="config-input"><?php
1440                 aField( $conf, "DBprefix2", "Database table prefix:" );
1441         ?></div>
1442         <div class="config-desc">
1443                 <p>If you need to share one database between multiple wikis, or
1444                 between MediaWiki and another web application, you may choose to
1445                 add a prefix to all the table names to avoid conflicts.</p>
1446
1447                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1448         </div>
1449         </fieldset>
1450
1451         <div class="config-input" style="padding:2em 0 3em">
1452                 <label class='column'>&nbsp;</label>
1453                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1454         </div>
1455 </div>
1456 </form>
1457 <script type="text/javascript">
1458 window.onload = toggleDBarea('<?php echo $conf->DBtype; ?>',
1459 <?php
1460         ## If they passed in a root user name, don't populate it on page load
1461         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1462 ?>);
1463 </script>
1464 <?php
1465 }
1466
1467 /* -------------------------------------------------------------------------------------- */
1468 function writeSuccessMessage() {
1469  $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1470         if ( wfIniGetBool( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1471                 echo <<<EOT
1472 <div class="success-box">
1473 <p>Installation successful!</p>
1474 <p>To complete the installation, please do the following:
1475 <ol>
1476         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1477         <li>Upload it to the parent directory</li>
1478         <li>Delete config/LocalSettings.php</li>
1479         <li>Start using <a href='../$script'>your wiki</a>!
1480 </ol>
1481 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1482 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1483 which means that anyone on the same server can read your database password! Downloading
1484 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1485 </div>
1486 EOT;
1487         } else {
1488                 echo <<<EOT
1489 <div class="success-box">
1490 <p>
1491 <span class="success-message">Installation successful!</span>
1492 Move the <tt>config/LocalSettings.php</tt> file to the parent directory, then follow
1493 <a href="../$script"> this link</a> to your wiki.</p>
1494 <p>You should change file permissions for <tt>LocalSettings.php</tt> as required to
1495 prevent other users on the server reading passwords and altering configuration data.</p>
1496 </div>
1497 EOT;
1498         }
1499 }
1500
1501
1502 function escapePhpString( $string ) {
1503         if ( is_array( $string ) || is_object( $string ) ) {
1504                 return false;
1505         }
1506         return strtr( $string,
1507                 array(
1508                         "\n" => "\\n",
1509                         "\r" => "\\r",
1510                         "\t" => "\\t",
1511                         "\\" => "\\\\",
1512                         "\$" => "\\\$",
1513                         "\"" => "\\\""
1514                 ));
1515 }
1516
1517 function writeLocalSettings( $conf ) {
1518         $conf->PasswordSender = $conf->EmergencyContact;
1519         $magic = ($conf->ImageMagick ? "" : "# ");
1520         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1521         $rights = ($conf->RightsUrl) ? "" : "# ";
1522         $hashedUploads = $conf->safeMode ? '' : '# ';
1523
1524         if ( $conf->ShellLocale ) {
1525                 $locale = '';
1526         } else {
1527                 $locale = '# ';
1528                 $conf->ShellLocale = 'en_US.UTF-8';
1529         }
1530
1531         switch ( $conf->Shm ) {
1532                 case 'memcached':
1533                         $cacheType = 'CACHE_MEMCACHED';
1534                         $mcservers = var_export( $conf->MCServerArray, true );
1535                         break;
1536                 case 'turck':
1537                 case 'xcache':
1538                 case 'apc':
1539                 case 'eaccel':
1540                         $cacheType = 'CACHE_ACCEL';
1541                         $mcservers = 'array()';
1542                         break;
1543                 case 'dba':
1544                         $cacheType = 'CACHE_DBA';
1545                         $mcservers = 'array()';
1546                         break;
1547                 default:
1548                         $cacheType = 'CACHE_NONE';
1549                         $mcservers = 'array()';
1550         }
1551
1552         if ( $conf->Email == 'email_enabled' ) {
1553                 $enableemail = 'true';
1554                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1555                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1556                 switch ( $conf->Enotif ) {
1557                         case 'enotif_usertalk':
1558                                 $enotifusertalk = 'true';
1559                                 $enotifwatchlist = 'false';
1560                                 break;
1561                         case 'enotif_allpages':
1562                                 $enotifusertalk = 'true';
1563                                 $enotifwatchlist = 'true';
1564                                 break;
1565                         default:
1566                                 $enotifusertalk = 'false';
1567                                 $enotifwatchlist = 'false';
1568                 }
1569         } else {
1570                 $enableuseremail = 'false';
1571                 $enableemail = 'false';
1572                 $eauthent = 'false';
1573                 $enotifusertalk = 'false';
1574                 $enotifwatchlist = 'false';
1575         }
1576
1577         $file = @fopen( "/dev/urandom", "r" );
1578         if ( $file ) {
1579                 $secretKey = bin2hex( fread( $file, 32 ) );
1580                 fclose( $file );
1581         } else {
1582                 $secretKey = "";
1583                 for ( $i=0; $i<8; $i++ ) {
1584                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1585                 }
1586                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1587         }
1588
1589         # Add slashes to strings for double quoting
1590         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1591         if( $conf->License == 'gfdl' ) {
1592                 # Needs literal string interpolation for the current style path
1593                 $slconf['RightsIcon'] = $conf->RightsIcon;
1594         }
1595
1596         if( $conf->DBtype == 'mysql' ) {
1597                 $dbsettings =
1598 "# MySQL specific settings
1599 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1600
1601 # MySQL table options to use during installation or update
1602 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1603
1604 # Experimental charset support for MySQL 4.1/5.0.
1605 \$wgDBmysql5 = {$conf->DBmysql5};";
1606         } elseif( $conf->DBtype == 'postgres' ) {
1607                 $dbsettings =
1608 "# Postgres specific settings
1609 \$wgDBport           = \"{$slconf['DBport']}\";
1610 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1611 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";";
1612         } elseif( $conf->DBtype == 'sqlite' ) {
1613                 $dbsettings =
1614 "# SQLite-specific settings
1615 \$wgSQLiteDataDir    = \"{$slconf['SQLiteDataDir']}\";";
1616         } elseif( $conf->DBtype == 'mssql' ) {
1617                 $dbsettings =
1618 "# MSSQL specific settings
1619 \$wgDBprefix         = \"{$slconf['DBprefix2']}\";";
1620         } else {
1621                 // ummm... :D
1622                 $dbsettings = '';
1623         }
1624
1625
1626         $localsettings = "
1627 # This file was automatically generated by the MediaWiki installer.
1628 # If you make manual changes, please keep track in case you need to
1629 # recreate them later.
1630 #
1631 # See includes/DefaultSettings.php for all configurable settings
1632 # and their default values, but don't forget to make changes in _this_
1633 # file, not there.
1634 #
1635 # Further documentation for configuration settings may be found at:
1636 # http://www.mediawiki.org/wiki/Manual:Configuration_settings
1637
1638 # If you customize your file layout, set \$IP to the directory that contains
1639 # the other MediaWiki files. It will be used as a base to locate files.
1640 if( defined( 'MW_INSTALL_PATH' ) ) {
1641         \$IP = MW_INSTALL_PATH;
1642 } else {
1643         \$IP = dirname( __FILE__ );
1644 }
1645
1646 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1647 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1648
1649 require_once( \"\$IP/includes/DefaultSettings.php\" );
1650
1651 # If PHP's memory limit is very low, some operations may fail.
1652 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1653
1654 if ( \$wgCommandLineMode ) {
1655         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1656                 die( \"This script must be run from the command line\\n\" );
1657         }
1658 }
1659 ## Uncomment this to disable output compression
1660 # \$wgDisableOutputCompression = true;
1661
1662 \$wgSitename         = \"{$slconf['Sitename']}\";
1663
1664 ## The URL base path to the directory containing the wiki;
1665 ## defaults for all runtime URL paths are based off of this.
1666 ## For more information on customizing the URLs please see:
1667 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1668 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1669 \$wgScriptExtension  = \"{$slconf['ScriptExtension']}\";
1670
1671 ## UPO means: this is also a user preference option
1672
1673 \$wgEnableEmail      = $enableemail;
1674 \$wgEnableUserEmail  = $enableuseremail; # UPO
1675
1676 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1677 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1678
1679 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1680 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1681 \$wgEmailAuthentication = $eauthent;
1682
1683 ## Database settings
1684 \$wgDBtype           = \"{$slconf['DBtype']}\";
1685 \$wgDBserver         = \"{$slconf['DBserver']}\";
1686 \$wgDBname           = \"{$slconf['DBname']}\";
1687 \$wgDBuser           = \"{$slconf['DBuser']}\";
1688 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1689
1690 {$dbsettings}
1691
1692 ## Shared memory settings
1693 \$wgMainCacheType = $cacheType;
1694 \$wgMemCachedServers = $mcservers;
1695
1696 ## To enable image uploads, make sure the 'images' directory
1697 ## is writable, then set this to true:
1698 \$wgEnableUploads       = false;
1699 {$magic}\$wgUseImageMagick = true;
1700 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1701
1702 ## If you use ImageMagick (or any other shell command) on a
1703 ## Linux server, this will need to be set to the name of an
1704 ## available UTF-8 locale
1705 {$locale}\$wgShellLocale = \"{$slconf['ShellLocale']}\";
1706
1707 ## If you want to use image uploads under safe mode,
1708 ## create the directories images/archive, images/thumb and
1709 ## images/temp, and make them all writable. Then uncomment
1710 ## this, if it's not already uncommented:
1711 {$hashedUploads}\$wgHashedUploadDirectory = false;
1712
1713 ## If you have the appropriate support software installed
1714 ## you can enable inline LaTeX equations:
1715 \$wgUseTeX           = false;
1716
1717 \$wgLocalInterwiki   = strtolower( \$wgSitename );
1718
1719 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1720
1721 \$wgSecretKey = \"$secretKey\";
1722
1723 ## Default skin: you can change the default skin. Use the internal symbolic
1724 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1725 \$wgDefaultSkin = 'monobook';
1726
1727 ## For attaching licensing metadata to pages, and displaying an
1728 ## appropriate copyright notice / icon. GNU Free Documentation
1729 ## License and Creative Commons licenses are supported so far.
1730 {$rights}\$wgEnableCreativeCommonsRdf = true;
1731 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1732 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1733 \$wgRightsText = \"{$slconf['RightsText']}\";
1734 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1735 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1736
1737 \$wgDiff3 = \"{$slconf['diff3']}\";
1738
1739 # When you make changes to this configuration file, this will make
1740 # sure that cached pages are cleared.
1741 \$wgCacheEpoch = max( \$wgCacheEpoch, gmdate( 'YmdHis', @filemtime( __FILE__ ) ) );
1742 "; ## End of setting the $localsettings string
1743
1744         // Keep things in Unix line endings internally;
1745         // the system will write out as local text type.
1746         return str_replace( "\r\n", "\n", $localsettings );
1747 }
1748
1749 function dieout( $text ) {
1750         global $mainListOpened;
1751         if( $mainListOpened ) echo( "</ul>" );
1752         if( $text != '' && substr( $text, 0, 2 ) != '<p'  && substr( $text, 0, 2 ) != '<h' ){
1753                 echo "<p>$text</p>\n";
1754         } else {
1755                 echo $text;
1756         }
1757         die( "\n\n</div>\n</div>\n</div>\n</div>\n</body>\n</html>" );
1758 }
1759
1760 function importVar( &$var, $name, $default = "" ) {
1761         if( isset( $var[$name] ) ) {
1762                 $retval = $var[$name];
1763                 if ( get_magic_quotes_gpc() ) {
1764                         $retval = stripslashes( $retval );
1765                 }
1766         } else {
1767                 $retval = $default;
1768         }
1769         return $retval;
1770 }
1771
1772 function importPost( $name, $default = "" ) {
1773         return importVar( $_POST, $name, $default );
1774 }
1775
1776 function importCheck( $name ) {
1777         return isset( $_POST[$name] );
1778 }
1779
1780 function importRequest( $name, $default = "" ) {
1781         return importVar( $_REQUEST, $name, $default );
1782 }
1783
1784 $radioCount = 0;
1785
1786 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
1787         global $radioCount;
1788         if( $type != "" ) {
1789                 $xtype = "type=\"$type\"";
1790         } else {
1791                 $xtype = "";
1792         }
1793
1794         $id = $field;
1795         $nolabel = ($type == "radio") || ($type == "hidden");
1796
1797         if ($type == 'radio')
1798                 $id .= $radioCount++;
1799
1800         if( !$nolabel ) {
1801                 echo "<label class='column' for=\"$id\">$text</label>";
1802         }
1803
1804         if( $type == "radio" && $value == $conf->$field ) {
1805                 $checked = "checked='checked'";
1806         } else {
1807                 $checked = "";
1808         }
1809         echo "<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
1810         if ($onclick) {
1811                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
1812         }
1813         echo "value=\"";
1814         if( $type == "radio" ) {
1815                 echo htmlspecialchars( $value );
1816         } else {
1817                 echo htmlspecialchars( $conf->$field );
1818         }
1819
1820
1821         echo "\" />";
1822         if( $nolabel ) {
1823                 echo "<label for=\"$id\">$text</label>";
1824         }
1825
1826         global $errs;
1827         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1828 }
1829
1830 function getLanguageList() {
1831         global $wgLanguageNames, $IP;
1832         if( !isset( $wgLanguageNames ) ) {
1833                 require_once( "$IP/languages/Names.php" );
1834         }
1835
1836         $codes = array();
1837
1838         $d = opendir( "../languages/messages" );
1839         /* In case we are called from the root directory */
1840         if (!$d)
1841                 $d = opendir( "languages/messages");
1842         while( false !== ($f = readdir( $d ) ) ) {
1843                 $m = array();
1844                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1845                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1846                         if( isset( $wgLanguageNames[$code] ) ) {
1847                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1848                         } else {
1849                                 $name = $code;
1850                         }
1851                         $codes[$code] = $name;
1852                 }
1853         }
1854         closedir( $d );
1855         ksort( $codes );
1856         return $codes;
1857 }
1858
1859 #Check for location of an executable
1860 # @param string $loc single location to check
1861 # @param array $names filenames to check for.
1862 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1863 function locate_executable($loc, $names, $versioninfo = false) {
1864         if (!is_array($names))
1865                 $names = array($names);
1866
1867         foreach ($names as $name) {
1868                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1869                 if (@file_exists($command)) {
1870                         if (!$versioninfo)
1871                                 return $command;
1872
1873                         $file = str_replace('$1', $command, $versioninfo[0]);
1874                         if (strstr(`$file`, $versioninfo[1]) !== false)
1875                                 return $command;
1876                 }
1877         }
1878         return false;
1879 }
1880
1881 # Test a memcached server
1882 function testMemcachedServer( $server ) {
1883         $hostport = explode(":", $server);
1884         $errstr = false;
1885         $fp = false;
1886         if ( !function_exists( 'fsockopen' ) ) {
1887                 $errstr = "Can't connect to memcached, fsockopen() not present";
1888         }
1889         if ( !$errstr && count( $hostport ) != 2 ) {
1890                 $errstr = 'Please specify host and port';
1891         }
1892         if ( !$errstr ) {
1893                 list( $host, $port ) = $hostport;
1894                 $errno = 0;
1895                 $fsockerr = '';
1896
1897                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1898                 if ( $fp === false ) {
1899                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1900                 }
1901         }
1902         if ( !$errstr ) {
1903                 $command = "version\r\n";
1904                 $bytes = fwrite( $fp, $command );
1905                 if ( $bytes != strlen( $command ) ) {
1906                         $errstr = "Cannot write to memcached socket on $host:$port";
1907                 }
1908         }
1909         if ( !$errstr ) {
1910                 $expected = "VERSION ";
1911                 $response = fread( $fp, strlen( $expected ) );
1912                 if ( $response != $expected ) {
1913                         $errstr = "Didn't get correct memcached response from $host:$port";
1914                 }
1915         }
1916         if ( $fp ) {
1917                 fclose( $fp );
1918         }
1919         if ( !$errstr ) {
1920                 echo "<li>Connected to memcached on $host:$port successfully";
1921         }
1922         return $errstr;
1923 }
1924
1925 function database_picker($conf) {
1926         global $ourdb;
1927         print "\n";
1928         foreach(array_keys($ourdb) as $db) {
1929                 if ($ourdb[$db]['havedriver']) {
1930                         print "\t<li>";
1931                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
1932                         print "</li>\n";
1933                 }
1934         }
1935         print "\n\t";
1936 }
1937
1938 function database_switcher($db) {
1939         global $ourdb;
1940         $color = $ourdb[$db]['bgcolor'];
1941         $full = $ourdb[$db]['fullname'];
1942         print "<fieldset id='$db'><legend>$full specific options</legend>\n";
1943 }
1944
1945 function printListItem( $item ) {
1946         print "<li>$item</li>";
1947 }
1948
1949 # Determine a suitable value for $wgShellLocale
1950 function getShellLocale( $wikiLanguage ) {
1951         # Give up now if we're in safe mode or open_basedir
1952         # It's theoretically possible but tricky to work with
1953         if ( wfIniGetBool( "safe_mode" ) || ini_get( 'open_basedir' ) ) {
1954                 return false;
1955         }
1956
1957         $os = php_uname( 's' );
1958         $supported = array( 'Linux', 'SunOS', 'HP-UX' ); # Tested these
1959         if ( !in_array( $os, $supported ) ) {
1960                 return false;
1961         }
1962
1963         # Get a list of available locales
1964         $lines = $ret = false;
1965         exec( '/usr/bin/locale -a', $lines, $ret );
1966         if ( $ret ) {
1967                 return false;
1968         }
1969
1970         $lines = array_map( 'trim', $lines );
1971         $candidatesByLocale = array();
1972         $candidatesByLang = array();
1973         foreach ( $lines as $line ) {
1974                 if ( $line === '' ) {
1975                         continue;
1976                 }
1977                 if ( !preg_match( '/^([a-zA-Z]+)(_[a-zA-Z]+|)\.(utf8|UTF-8)(@[a-zA-Z_]*|)$/i', $line, $m ) ) {
1978                         continue;
1979                 }
1980                 list( $all, $lang, $territory, $charset, $modifier ) = $m;
1981                 $candidatesByLocale[$m[0]] = $m;
1982                 $candidatesByLang[$lang][] = $m;
1983         }
1984
1985         # Try the current value of LANG
1986         if ( isset( $candidatesByLocale[ getenv( 'LANG' ) ] ) ) {
1987                 return getenv( 'LANG' );
1988         }
1989
1990         # Try the most common ones
1991         $commonLocales = array( 'en_US.UTF-8', 'en_US.utf8', 'de_DE.UTF-8', 'de_DE.utf8' );
1992         foreach ( $commonLocales as $commonLocale ) {
1993                 if ( isset( $candidatesByLocale[$commonLocale] ) ) {
1994                         return $commonLocale;
1995                 }
1996         }
1997
1998         # Is there an available locale in the Wiki's language?
1999         if ( isset( $candidatesByLang[$wikiLang] ) ) {
2000                 $m = reset( $candidatesByLang[$wikiLang] );
2001                 return $m[0];
2002         }
2003
2004         # Are there any at all?
2005         if ( count( $candidatesByLocale ) ) {
2006                 $m = reset( $candidatesByLocale );
2007                 return $m[0];
2008         }
2009
2010         # Give up
2011         return false;
2012 }
2013
2014 ?>
2015
2016         <div class="license">
2017         <hr/>
2018         <p>This program is free software; you can redistribute it and/or modify
2019          it under the terms of the GNU General Public License as published by
2020          the Free Software Foundation; either version 2 of the License, or
2021          (at your option) any later version.</p>
2022
2023          <p>This program is distributed in the hope that it will be useful,
2024          but WITHOUT ANY WARRANTY; without even the implied warranty of
2025          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2026          GNU General Public License for more details.</p>
2027
2028          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
2029          along with this program; if not, write to the Free Software
2030          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2031          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
2032         </div>
2033
2034 </div></div></div>
2035
2036
2037 <div id="column-one">
2038         <div class="portlet" id="p-logo">
2039           <a style="background-image: url(../skins/common/images/mediawiki.png);"
2040             href="http://www.mediawiki.org/"
2041             title="Main Page"></a>
2042         </div>
2043         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
2044         <div class='portlet'><div class='pBody'>
2045                 <ul>
2046                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
2047                         <li><a href="../README">Readme</a></li>
2048                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
2049                         <li><a href="../docs/">Documentation</a></li>
2050                         <li><a href="http://www.mediawiki.org/wiki/Help:Contents">User's Guide</a></li>
2051                         <li><a href="http://www.mediawiki.org/wiki/Manual:Contents">Administrator's Guide</a></li>
2052                         <li><a href="http://www.mediawiki.org/wiki/Manual:FAQ">FAQ</a></li>
2053                 </ul>
2054                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright © 2001-2008 by Magnus Manske, Brion Vibber,
2055                  Lee Daniel Crocker, Tim Starling, Erik Möller, Gabriel Wicke, Ævar Arnfjörð Bjarmason, Niklas Laxström,
2056                  Domas Mituzas, Rob Church, Yuri Astrakhan, Aryeh Gregor, Aaron Schulz and others.</p>
2057         </div></div>
2058 </div>
2059
2060 </div>
2061
2062 </body>
2063 </html>