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 HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  84 <html>
  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
 209 /* Check for existing configurations and bug out! */
 210
 211 if( file_exists( "../LocalSettings.php" ) ) {
 212         $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 213  dieout( "<p><strong>Setup has completed, <a href='../$script'>your wiki</a> is configured.</strong></p>
 214
 215         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 216 }
 217
 218 if( file_exists( "./LocalSettings.php" ) ) {
 219         writeSuccessMessage();
 220
 221         dieout( '' );
 222 }
 223
 224 if( !is_writable( "." ) ) {
 225         dieout( "<h2>Can't write config file, aborting</h2>
 226
 227         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 228         writable by the web server. Once configuration is done you'll move the created
 229         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 230         then remove the <tt>config</tt> subdirectory entirely.</p>
 231
 232         <p>To make the directory writable on a Unix/Linux system:</p>
 233
 234         <pre>
 235         cd <i>/path/to/wiki</i>
 236         chmod a+w config
 237         </pre>
 238
 239         <p>Afterwards retry to start the <a href=\"\">setup</a>.</p>" );
 240 }
 241
 242
 243 require_once( "$IP/install-utils.inc" );
 244 require_once( "$IP/maintenance/updaters.inc" );
 245
 246 class ConfigData {
 247         function getEncoded( $data ) {
 248                 # removing latin1 support, no need...
 249                 return $data;
 250         }
 251         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 252         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 253         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 254
 255         function setSchema( $schema, $engine ) {
 256                 $this->DBschema = $schema;
 257                 if ( !preg_match( '/^\w*$/', $engine ) ){
 258                         $engine = 'InnoDB';
 259                 }
 260                 switch ( $this->DBschema ) {
 261                         case 'mysql5':
 262                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=utf8";
 263                                 $this->DBmysql5 = 'true';
 264                                 break;
 265                         case 'mysql5-binary':
 266                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=binary";
 267                                 $this->DBmysql5 = 'true';
 268                                 break;
 269                         default:
 270                                 $this->DBTableOptions = "TYPE=$engine";
 271                                 $this->DBmysql5 = 'false';
 272                 }
 273                 $this->DBengine = $engine;
 274
 275                 # Set the global for use during install
 276                 global $wgDBTableOptions;
 277                 $wgDBTableOptions = $this->DBTableOptions;
 278         }
 279 }
 280
 281 ?>
 282
 283 <ul>
 284         <li>
 285                 <b>Don't forget security updates!</b> Keep an eye on the
 286                 <a href="http://lists.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 287                 release announcements mailing list</a>.
 288         </li>
 289 </ul>
 290
 291
 292 <h2>Checking environment...</h2>
 293 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 294 <ul class="env-check">
 295 <?php
 296 $endl = "
 297 ";
 298 define( 'MW_NO_OUTPUT_BUFFER', 1 );
 299 $conf = new ConfigData;
 300
 301 install_version_checks();
 302 $self = 'Installer'; # Maintenance script name, to please Setup.php
 303
 304 print "<li>PHP " . phpversion() . " installed</li>\n";
 305
 306 error_reporting( 0 );
 307 $phpdatabases = array();
 308 foreach (array_keys($ourdb) as $db) {
 309         $compname = $ourdb[$db]['compile'];
 310         if( extension_loaded( $compname ) || ( mw_have_dl() && dl( "{$compname}." . PHP_SHLIB_SUFFIX ) ) ) {
 311                 array_push($phpdatabases, $db);
 312                 $ourdb[$db]['havedriver'] = 1;
 313         }
 314 }
 315 error_reporting( E_ALL );
 316
 317 if (!$phpdatabases) {
 318         print "Could not find a suitable database driver!<ul>";
 319         foreach (array_keys($ourdb) AS $db) {
 320                 $comp = $ourdb[$db]['compile'];
 321                 $full = $ourdb[$db]['fullname'];
 322                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 323                         ."or install the $comp.so module</li>\n";
 324         }
 325         dieout( "</ul></ul>" );
 326 }
 327
 328 print "<li>Found database drivers for:";
 329 $DefaultDBtype = '';
 330 foreach (array_keys($ourdb) AS $db) {
 331         if ($ourdb[$db]['havedriver']) {
 332                 if ( $DefaultDBtype == '' ) {
 333                         $DefaultDBtype = $db;
 334                 }
 335                 print "  ".$ourdb[$db]['fullname'];
 336         }
 337 }
 338 print "</li>\n";
 339
 340 if( wfIniGetBool( "register_globals" ) ) {
 341         ?>
 342         <li>
 343                 <div style="font-size:110%">
 344                 <strong class="error">Warning:</strong>
 345                 <strong>PHP's <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 346                 </div>
 347                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 348         </li>
 349         <?php
 350 }
 351
 352 $fatal = false;
 353
 354 if( wfIniGetBool( "magic_quotes_runtime" ) ) {
 355         $fatal = true;
 356         ?><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>
 357         This option corrupts data input unpredictably; you cannot install or use
 358         MediaWiki unless this option is disabled.
 359         <?php
 360 }
 361
 362 if( wfIniGetBool( "magic_quotes_sybase" ) ) {
 363         $fatal = true;
 364         ?><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>
 365         This option corrupts data input unpredictably; you cannot install or use
 366         MediaWiki unless this option is disabled.
 367         <?php
 368 }
 369
 370 if( wfIniGetBool( "mbstring.func_overload" ) ) {
 371         $fatal = true;
 372         ?><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>
 373         This option causes errors and may corrupt data unpredictably;
 374         you cannot install or use MediaWiki unless this option is disabled.
 375         <?php
 376 }
 377
 378 if( wfIniGetBool( "zend.ze1_compatibility_mode" ) ) {
 379         $fatal = true;
 380         ?><li class="error"><strong>Fatal: <a href="http://www.php.net/manual/en/ini.core.php">zend.ze1_compatibility_mode</a> is active!</strong>
 381         This option causes horrible bugs with MediaWiki; you cannot install or use
 382         MediaWiki unless this option is disabled.
 383         <?php
 384 }
 385
 386
 387 if( $fatal ) {
 388         dieout( "</ul><p>Cannot install MediaWiki.</p>" );
 389 }
 390
 391 if( wfIniGetBool( "safe_mode" ) ) {
 392         $conf->safeMode = true;
 393         ?>
 394         <li><b class='error'>Warning:</b> <strong>PHP's
 395         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 396         You may have problems caused by this, particularly if using image uploads.
 397         </li>
 398         <?php
 399 } else {
 400         $conf->safeMode = false;
 401 }
 402
 403 $sapi = php_sapi_name();
 404 print "<li>PHP server API is $sapi; ";
 405 $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 406 if( $wgUsePathInfo ) {
 407  print "ok, using pretty URLs (<tt>$script/Page_Title</tt>)";
 408 } else {
 409         print "using ugly URLs (<tt>$script?title=Page_Title</tt>)";
 410 }
 411 print "</li>\n";
 412
 413 $conf->xml = function_exists( "utf8_encode" );
 414 if( $conf->xml ) {
 415         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 416 } else {
 417         dieout( "PHP's XML module is missing; the wiki requires functions in
 418                 this module and won't work in this configuration.
 419                 If you're running Mandrake, install the php-xml package." );
 420 }
 421
 422 # Check for session support
 423 if( !function_exists( 'session_name' ) )
 424         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 425
 426 # session.save_path doesn't *have* to be set, but if it is, and it's
 427 # not valid/writable/etc. then it can cause problems
 428 $sessionSavePath = mw_get_session_save_path();
 429 $ssp = htmlspecialchars( $sessionSavePath );
 430 # Warn the user if it's not set, but let them proceed
 431 if( !$sessionSavePath ) {
 432         print "<li><strong>Warning:</strong> A value for <tt>session.save_path</tt>
 433         has not been set in PHP.ini. If the default value causes problems with
 434         saving session data, set it to a valid path which is read/write/execute
 435         for the user your web server is running under.</li>";
 436 } elseif ( is_dir( $sessionSavePath ) && is_writable( $sessionSavePath ) ) {
 437         # All good? Let the user know
 438         print "<li>Session save path (<tt>{$ssp}</tt>) appears to be valid.</li>";
 439 } else {
 440         # Something not right? Warn the user, but let them proceed
 441         print "<li><strong>Warning:</strong> Your <tt>session.save_path</tt> value (<tt>{$ssp}</tt>)
 442                 appears to be invalid or is not writable. PHP needs to be able to save data to
 443                 this location for correct session operation.</li>";
 444 }
 445
 446 # Check for PCRE support
 447 if( !function_exists( 'preg_match' ) )
 448         dieout( "The PCRE support module appears to be missing. MediaWiki requires the
 449         Perl-compatible regular expression functions." );
 450
 451 $memlimit = ini_get( "memory_limit" );
 452 $conf->raiseMemory = false;
 453 if( empty( $memlimit ) || $memlimit == -1 ) {
 454         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 455 } else {
 456         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". ";
 457         $n = intval( $memlimit );
 458         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 459                 $n = intval( $m[1] * (1024*1024) );
 460         }
 461         if( $n < 20*1024*1024 ) {
 462                 print "Attempting to raise limit to 20M... ";
 463                 if( false === ini_set( "memory_limit", "20M" ) ) {
 464                         print "failed.<br /><b>" . htmlspecialchars( $memlimit ) . " seems too low, installation may fail!</b>";
 465                 } else {
 466                         $conf->raiseMemory = true;
 467                         print "ok.";
 468                 }
 469         }
 470         print "</li>\n";
 471 }
 472
 473 $conf->turck = function_exists( 'mmcache_get' );
 474 if ( $conf->turck ) {
 475         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 476 }
 477
 478 $conf->xcache = function_exists( 'xcache_get' );
 479 if( $conf->xcache )
 480         print "<li><a href=\"http://trac.lighttpd.net/xcache/\">XCache</a> installed</li>";
 481
 482 $conf->apc = function_exists('apc_fetch');
 483 if ($conf->apc ) {
 484         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>";
 485 }
 486
 487 $conf->eaccel = function_exists( 'eaccelerator_get' );
 488 if ( $conf->eaccel ) {
 489         $conf->turck = 'eaccelerator';
 490         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 491 }
 492
 493 $conf->dba = function_exists( 'dba_open' );
 494
 495 if( !( $conf->turck || $conf->eaccel || $conf->apc || $conf->xcache ) ) {
 496         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 497                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a>,
 498                 <a href="http://www.php.net/apc">APC</a> or <a href="http://trac.lighttpd.net/xcache/">XCache</a>;
 499                 cannot use these for object caching.</li>' );
 500 }
 501
 502 $conf->diff3 = false;
 503 $diff3locations = array_merge(
 504         array(
 505                 "/usr/bin",
 506                 "/usr/local/bin",
 507                 "/opt/csw/bin",
 508                 "/usr/gnu/bin",
 509                 "/usr/sfw/bin" ),
 510         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 511 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 512
 513 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 514 foreach ($diff3locations as $loc) {
 515         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 516         if ($exe !== false) {
 517                 $conf->diff3 = $exe;
 518                 break;
 519         }
 520 }
 521
 522 if ($conf->diff3)
 523         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 524 else
 525         print "<li>GNU diff3 not found.</li>";
 526
 527 $conf->ImageMagick = false;
 528 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 529 foreach( $imcheck as $dir ) {
 530         $im = "$dir/convert";
 531         if( @file_exists( $im ) ) {
 532                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 533                 $conf->ImageMagick = $im;
 534                 break;
 535         }
 536 }
 537
 538 $conf->HaveGD = function_exists( "imagejpeg" );
 539 if( $conf->HaveGD ) {
 540         print "<li>Found GD graphics library built-in";
 541         if( !$conf->ImageMagick ) {
 542                 print ", image thumbnailing will be enabled if you enable uploads";
 543         }
 544         print ".</li>\n";
 545 } else {
 546         if( !$conf->ImageMagick ) {
 547                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 548         }
 549 }
 550
 551 $conf->IP = dirname( dirname( __FILE__ ) );
 552 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 553
 554
 555 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 556 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 557 // to get the path to the current script... hopefully it's reliable. SIGH
 558 $path = ($_SERVER["PHP_SELF"] === '')
 559         ? $_SERVER["SCRIPT_NAME"]
 560         : $_SERVER["PHP_SELF"];
 561
 562 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 563 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 564
 565
 566
 567 // We may be installing from *.php5 extension file, if so, print message
 568 $conf->ScriptExtension = '.php';
 569 if (defined('MW_INSTALL_PHP5_EXT')) {
 570     $conf->ScriptExtension = '.php5';
 571     print "<li>Installing MediaWiki with <tt>php5</tt> file extensions</li>\n";
 572 } else {
 573     print "<li>Installing MediaWiki with <tt>php</tt> file extensions</li>\n";
 574 }
 575
 576
 577 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 578         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 579
 580         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 581         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 582                 ? 'root@localhost'
 583                 : $_SERVER["SERVER_ADMIN"];
 584         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 585         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 586 ?>
 587
 588 <?php
 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         $createAdminSettings = importCheck('createadminsettings', false);
 601         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 602
 603         ## MySQL specific:
 604         $conf->DBprefix     = importPost( "DBprefix" );
 605         $conf->setSchema(
 606                 importPost( "DBschema", "mysql4" ),
 607                 importPost( "DBengine", "InnoDB" ) );
 608
 609         ## Postgres specific:
 610         $conf->DBport      = importPost( "DBport",      "5432" );
 611         $conf->DBmwschema  = importPost( "DBmwschema",  "mediawiki" );
 612         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 613
 614         ## SQLite specific
 615         $conf->SQLiteDataDir = importPost( "SQLiteDataDir", "" );
 616
 617 /* Check for validity */
 618 $errs = array();
 619
 620 if( preg_match( '/^$|^mediawiki$|#/i', $conf->Sitename ) ) {
 621         $errs["Sitename"] = "Must not be blank or \"MediaWiki\" and may not contain \"#\"";
 622 }
 623 if( $conf->DBuser == "" ) {
 624         $errs["DBuser"] = "Must not be blank";
 625 }
 626 if( ($conf->DBtype == 'mysql') && (strlen($conf->DBuser) > 16) ) {
 627         $errs["DBuser"] = "Username too long";
 628 }
 629 if( $conf->DBpassword == "" && $conf->DBtype != "postgres" ) {
 630         $errs["DBpassword"] = "Must not be blank";
 631 }
 632 if( $conf->DBpassword != $conf->DBpassword2 ) {
 633         $errs["DBpassword2"] = "Passwords don't match!";
 634 }
 635 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 636         $errs["DBprefix"] = "Invalid table prefix";
 637 }
 638
 639 error_reporting( E_ALL );
 640
 641 /**
 642  * Initialise $wgLang and $wgContLang to something so we can
 643  * call case-folding methods. Per Brion, this is English for
 644  * now, although we could be clever and initialise to the
 645  * user-selected language.
 646  */
 647 $wgContLang = Language::factory( 'en' );
 648 $wgLang = $wgContLang;
 649
 650 /**
 651  * We're messing about with users, so we need a stub
 652  * authentication plugin...
 653  */
 654 $wgAuth = new AuthPlugin();
 655
 656 /**
 657  * Validate the initial administrator account; username,
 658  * password checks, etc.
 659  */
 660 if( $conf->SysopName ) {
 661         # Check that the user can be created
 662         $u = User::newFromName( $conf->SysopName );
 663         if( is_a($u, 'User') ) { // please do not use instanceof, it breaks PHP4
 664                 # Various password checks
 665                 if( $conf->SysopPass != '' ) {
 666                         if( $conf->SysopPass == $conf->SysopPass2 ) {
 667                                 if( !$u->isValidPassword( $conf->SysopPass ) ) {
 668                                         $errs['SysopPass'] = "Bad password";
 669                                 }
 670                         } else {
 671                                 $errs['SysopPass2'] = "Passwords don't match";
 672                         }
 673                 } else {
 674                         $errs['SysopPass'] = "Cannot be blank";
 675                 }
 676                 unset( $u );
 677         } else {
 678                 $errs['SysopName'] = "Bad username";
 679         }
 680 }
 681
 682 $conf->License = importRequest( "License", "none" );
 683 if( $conf->License == "gfdl" ) {
 684         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 685         $conf->RightsText = "GNU Free Documentation License 1.2";
 686         $conf->RightsCode = "gfdl";
 687         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 688 } elseif( $conf->License == "none" ) {
 689         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 690 } else {
 691         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 692         $conf->RightsText = importRequest( "RightsText", "" );
 693         $conf->RightsCode = importRequest( "RightsCode", "" );
 694         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 695 }
 696
 697 $conf->Shm = importRequest( "Shm", "none" );
 698 $conf->MCServers = importRequest( "MCServers" );
 699
 700 /* Test memcached servers */
 701
 702 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 703         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 704         foreach ( $conf->MCServerArray as $server ) {
 705                 $error = testMemcachedServer( $server );
 706                 if ( $error ) {
 707                         $errs["MCServers"] = $error;
 708                         break;
 709                 }
 710         }
 711 } else if ( $conf->Shm == 'memcached' ) {
 712         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 713 }
 714
 715 /* default values for installation */
 716 $conf->Email     = importRequest("Email", "email_enabled");
 717 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 718 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 719 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 720
 721 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 722         do { /* So we can 'continue' to end prematurely */
 723                 $conf->Root = ($conf->RootPW != "");
 724
 725                 /* Load up the settings and get installin' */
 726                 $local = writeLocalSettings( $conf );
 727                 echo "<li style=\"list-style: none\">\n";
 728                 echo "<p><b>Generating configuration file...</b></p>\n";
 729                 echo "</li>\n";
 730
 731                 $wgCommandLineMode = false;
 732                 chdir( ".." );
 733                 $ok = eval( $local );
 734                 if( $ok === false ) {
 735                         dieout( "Errors in generated configuration; " .
 736                                 "most likely due to a bug in the installer... " .
 737                                 "Config file was: " .
 738                                 "<pre>" .
 739                                 htmlspecialchars( $local ) .
 740                                 "</pre>" .
 741                                 "</ul>" );
 742                 }
 743                 $conf->DBtypename = '';
 744                 foreach (array_keys($ourdb) as $db) {
 745                         if ($conf->DBtype === $db)
 746                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 747                 }
 748                 if ( ! strlen($conf->DBtype)) {
 749                         $errs["DBpicktype"] = "Please choose a database type";
 750                         continue;
 751                 }
 752
 753                 if (! $conf->DBtypename) {
 754                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 755                         continue;
 756                 }
 757                 print "<li>Database type: {$conf->DBtypename}</li>\n";
 758                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 759                 $wgDBtype = $conf->DBtype;
 760                 $wgDBadminuser = "root";
 761                 $wgDBadminpassword = $conf->RootPW;
 762
 763                 ## Mysql specific:
 764                 $wgDBprefix = $conf->DBprefix;
 765
 766                 ## Postgres specific:
 767                 $wgDBport      = $conf->DBport;
 768                 $wgDBmwschema  = $conf->DBmwschema;
 769                 $wgDBts2schema = $conf->DBts2schema;
 770
 771                 $wgCommandLineMode = true;
 772                 if (! defined ( 'STDERR' ) )
 773                         define( 'STDERR', fopen("php://stderr", "wb"));
 774                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 775                 require_once( "$IP/includes/Setup.php" );
 776                 chdir( "config" );
 777
 778                 $wgTitle = Title::newFromText( "Installation script" );
 779                 error_reporting( E_ALL );
 780                 print "<li>Loading class: $dbclass";
 781                 $dbc = new $dbclass;
 782
 783                 if( $conf->DBtype == 'mysql' ) {
 784                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 785                         if( $mysqlOldClient ) {
 786                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 787                                         using a MySQL 4.1 server and have problems connecting to the database,
 788                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 789                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 790                         }
 791                         $ok = true; # Let's be optimistic
 792
 793                         # Decide if we're going to use the superuser or the regular database user
 794                         $conf->Root = $useRoot;
 795                         if( $conf->Root ) {
 796                                 $db_user = $conf->RootUser;
 797                                 $db_pass = $conf->RootPW;
 798                         } else {
 799                                 $db_user = $wgDBuser;
 800                                 $db_pass = $wgDBpassword;
 801                         }
 802
 803                         # Attempt to connect
 804                         echo( "<li>Attempting to connect to database server as $db_user..." );
 805                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 806
 807                         # Check the connection and respond to errors
 808                         if( $wgDatabase->isOpen() ) {
 809                                 # Seems OK
 810                                 $ok = true;
 811                                 $wgDBadminuser = $db_user;
 812                                 $wgDBadminpassword = $db_pass;
 813                                 echo( "success.</li>\n" );
 814                                 $wgDatabase->ignoreErrors( true );
 815                                 $myver = $wgDatabase->getServerVersion();
 816                         } else {
 817                                 # There were errors, report them and back out
 818                                 $ok = false;
 819                                 $errno = mysql_errno();
 820                                 $errtx = htmlspecialchars( mysql_error() );
 821                                 switch( $errno ) {
 822                                         case 1045:
 823                                         case 2000:
 824                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 825                                                 if( $conf->Root ) {
 826                                                         # The superuser details are wrong
 827                                                         $errs["RootUser"] = "Check username";
 828                                                         $errs["RootPW"] = "and password";
 829                                                 } else {
 830                                                         # The regular user details are wrong
 831                                                         $errs["DBuser"] = "Check username";
 832                                                         $errs["DBpassword"] = "and password";
 833                                                 }
 834                                                 break;
 835                                         case 2002:
 836                                         case 2003:
 837                                         default:
 838                                                 # General connection problem
 839                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 840                                                 $errs["DBserver"] = "Connection failed";
 841                                                 break;
 842                                 } # switch
 843                         } #conn. att.
 844
 845                         if( !$ok ) { continue; }
 846
 847                 } else { # not mysql
 848                         error_reporting( E_ALL );
 849                         $wgSuperUser = '';
 850                         ## Possible connect as a superuser
 851                         if( $useRoot && $conf->DBtype != 'sqlite' ) {
 852                                 $wgDBsuperuser = $conf->RootUser;
 853                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"$wgDBsuperuser\"..." );
 854                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
 855                                 if (!$wgDatabase->isOpen()) {
 856                                         print " error: " . $wgDatabase->lastError() . "</li>\n";
 857                                         $errs["DBserver"] = "Could not connect to database as superuser";
 858                                         $errs["RootUser"] = "Check username";
 859                                         $errs["RootPW"] = "and password";
 860                                         continue;
 861                                 }
 862                                 $wgDatabase->initial_setup($conf->RootPW, 'postgres');
 863                         }
 864                         echo( "<li>Attempting to connect to database \"$wgDBname\" as \"$wgDBuser\"..." );
 865                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 866                         if (!$wgDatabase->isOpen()) {
 867                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 868                         } else {
 869                                 $myver = $wgDatabase->getServerVersion();
 870                         }
 871                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 872                 }
 873
 874                 if ( !$wgDatabase->isOpen() ) {
 875                         $errs["DBserver"] = "Couldn't connect to database";
 876                         continue;
 877                 }
 878
 879                 print "<li>Connected to $myver";
 880                 if ($conf->DBtype == 'mysql') {
 881                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 882                                 dieout( " -- mysql 4.0.14 or later required. Aborting." );
 883                         }
 884                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
 885                         if( $mysqlNewAuth && $mysqlOldClient ) {
 886                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 887                                         to old client libraries; if you have trouble with authentication, see
 888                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 889                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 890                         }
 891                         if( $wgDBmysql5 ) {
 892                                 if( $mysqlNewAuth ) {
 893                                         print "; enabling MySQL 4.1/5.0 charset mode";
 894                                 } else {
 895                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 896                                                 but older version detected; will likely fail.</b>";
 897                                 }
 898                         }
 899                         print "</li>\n";
 900
 901                         @$sel = $wgDatabase->selectDB( $wgDBname );
 902                         if( $sel ) {
 903                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 904                         } else {
 905                                 $err = mysql_errno();
 906                                 $databaseSafe = htmlspecialchars( $wgDBname );
 907                                 if( $err == 1102 /* Invalid database name */ ) {
 908                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
 909                                         continue;
 910                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
 911                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
 912                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
 913                                         continue;
 914                                 }
 915                                 print "<li>Attempting to create database...</li>";
 916                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 917                                 if( !$res ) {
 918                                         print "<li>Couldn't create database <tt>" .
 919                                                 htmlspecialchars( $wgDBname ) .
 920                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 921                                         $errs["RootPW"] = "&lt;- Enter";
 922                                         continue;
 923                                 }
 924                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 925                         }
 926                         $wgDatabase->selectDB( $wgDBname );
 927                 }
 928                 else if ($conf->DBtype == 'postgres') {
 929                         if( version_compare( $myver, "PostgreSQL 8.0" ) < 0 ) {
 930                                 dieout( " <b>Postgres 8.0 or later is required</b>. Aborting.</li></ul>" );
 931                         }
 932                 }
 933
 934                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 935                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 936
 937                         if ( $conf->DBtype == 'mysql') {
 938                                 # Determine existing default character set
 939                                 if ( $wgDatabase->tableExists( "revision" ) ) {
 940                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
 941                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
 942                                         $row = $wgDatabase->fetchObject( $res );
 943                                         if ( !$row ) {
 944                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
 945                                                 $existingSchema = false;
 946                                                 $existingEngine = false;
 947                                         } else {
 948                                                 if ( preg_match( '/^latin1/', $row->Collation ) ) {
 949                                                         $existingSchema = 'mysql4';
 950                                                 } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
 951                                                         $existingSchema = 'mysql5';
 952                                                 } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
 953                                                         $existingSchema = 'mysql5-binary';
 954                                                 } else {
 955                                                         $existingSchema = false;
 956                                                         echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
 957                                                 }
 958                                                 if ( isset( $row->Engine ) ) {
 959                                                         $existingEngine = $row->Engine;
 960                                                 } else {
 961                                                         $existingEngine = $row->Type;
 962                                                 }
 963                                         }
 964                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
 965                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBschema} schema, " .
 966                                                         "but the existing database has the $existingSchema schema. This upgrade script ".
 967                                                         "can't convert it, so it will remain $existingSchema.</li>\n";
 968                                                 $conf->setSchema( $existingSchema, $conf->DBengine );
 969                                         }
 970                                         if ( $existingEngine && $existingEngine != $conf->DBengine ) {
 971                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBengine} storage " .
 972                                                         "engine, but the existing database uses the $existingEngine engine. This upgrade " .
 973                                                         "script can't convert it, so it will remain $existingEngine.</li>\n";
 974                                                 $conf->setSchema( $conf->DBschema, $existingEngine );
 975                                         }
 976                                 }
 977
 978                                 # Create user if required
 979                                 if ( $conf->Root ) {
 980                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 981                                         if ( $conn->isOpen() ) {
 982                                                 print "<li>DB user account ok</li>\n";
 983                                                 $conn->close();
 984                                         } else {
 985                                                 print "<li>Granting user permissions...";
 986                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
 987                                                         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>";
 988                                                 }
 989                                                 print "</li>\n";
 990                                                 dbsource( "../maintenance/users.sql", $wgDatabase );
 991                                         }
 992                                 }
 993                         }
 994                         print "</ul><pre>\n";
 995                         chdir( ".." );
 996                         flush();
 997                         do_all_updates();
 998                         chdir( "config" );
 999                         print "</pre>\n";
1000                         print "<ul><li>Finished update checks.</li>\n";
1001                 } else {
1002                         # Determine available storage engines if possible
1003                         if ( $conf->DBtype == 'mysql' && version_compare( $myver, "4.1.2", "ge" ) ) {
1004                                 $res = $wgDatabase->query( 'SHOW ENGINES' );
1005                                 $found = false;
1006                                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
1007                                         if ( $row->Engine == $conf->DBengine ) {
1008                                                 $found = true;
1009                                                 break;
1010                                         }
1011                                 }
1012                                 $wgDatabase->freeResult( $res );
1013                                 if ( !$found && $conf->DBengine != 'MyISAM' ) {
1014                                         echo "<li><strong>Warning:</strong> {$conf->DBengine} storage engine not available, " .
1015                                                 "using MyISAM instead</li>\n";
1016                                         $conf->setSchema( $conf->DBschema, 'MyISAM' );
1017                                 }
1018                         }
1019
1020                         # FIXME: Check for errors
1021                         print "<li>Creating tables...";
1022                         if ($conf->DBtype == 'mysql') {
1023                                 dbsource( "../maintenance/tables.sql", $wgDatabase );
1024                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
1025                         } elseif (is_callable(array($wgDatabase, 'setup_database'))) {
1026                                 $wgDatabase->setup_database();
1027                         }
1028                         else {
1029                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
1030                                 continue;
1031                         }
1032
1033                         print " done.</li>\n";
1034
1035                         print "<li>Initializing statistics...</li>\n";
1036                         $wgDatabase->insert( 'site_stats',
1037                                 array ( 'ss_row_id'        => 1,
1038                                                 'ss_total_views'   => 0,
1039                                                 'ss_total_edits'   => 1, # Main page first edit
1040                                                 'ss_good_articles' => 0, # Main page is not a good article - no internal link
1041                                                 'ss_total_pages'   => 1, # Main page
1042                                                 'ss_users'         => $conf->SysopName ? 1 : 0, # Sysop account, if created
1043                                                 'ss_admins'        => $conf->SysopName ? 1 : 0, # Sysop account, if created
1044                                                 'ss_images'        => 0 ) );
1045
1046                         # Set up the "regular user" account *if we can, and if we need to*
1047                         if( $conf->Root and $conf->DBtype == 'mysql') {
1048                                 # See if we need to
1049                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1050                                 if( $wgDatabase2->isOpen() ) {
1051                                         # Nope, just close the test connection and continue
1052                                         $wgDatabase2->close();
1053                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>\n" );
1054                                 } else {
1055                                         # Yes, so run the grants
1056                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
1057                                         dbsource( "../maintenance/users.sql", $wgDatabase );
1058                                         echo( "success.</li>\n" );
1059                                 }
1060                         }
1061
1062                         if( $conf->SysopName ) {
1063                                 $u = User::newFromName( $conf->getSysopName() );
1064                                 if ( !$u ) {
1065                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
1066                                 }
1067                                 else if ( 0 == $u->idForName() ) {
1068                                         $u->addToDatabase();
1069                                         $u->setPassword( $conf->getSysopPass() );
1070                                         $u->saveSettings();
1071
1072                                         $u->addGroup( "sysop" );
1073                                         $u->addGroup( "bureaucrat" );
1074
1075                                         print "<li>Created sysop account <tt>" .
1076                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
1077                                 } else {
1078                                         print "<li>Could not create user - already exists!</li>\n";
1079                                 }
1080                         } else {
1081                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
1082                         }
1083
1084                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
1085                         $article = new Article( $titleobj );
1086                         $newid = $article->insertOn( $wgDatabase );
1087                         $revision = new Revision( array(
1088                                 'page'      => $newid,
1089                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
1090                                 'comment'   => '',
1091                                 'user'      => 0,
1092                                 'user_text' => 'MediaWiki default',
1093                                 ) );
1094                         $revid = $revision->insertOn( $wgDatabase );
1095                         $article->updateRevisionOn( $wgDatabase, $revision );
1096                 }
1097
1098                 /* Write out the config file now that all is well */
1099                 print "<li style=\"list-style: none\">\n";
1100                 print "<p>Creating LocalSettings.php...</p>\n\n";
1101                 $localSettings = "<" . "?php$endl$local";
1102                 // Fix up a common line-ending problem (due to CVS on Windows)
1103                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
1104                 $f = fopen( "LocalSettings.php", 'xt' );
1105
1106                 if( $f == false ) {
1107                         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" .
1108                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
1109                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
1110                 }
1111                 if(fwrite( $f, $localSettings ) ) {
1112                         fclose( $f );
1113                         print "</li>\n";
1114                 } else {
1115                         fclose( $f );
1116                         die("<p class='error'>An error occured while writing the config/LocalSettings.php file. Check user rights and disk space then try again.</p>\n");
1117                         print "</li></ul>\n";
1118                 }
1119
1120                 /* Create AdminSettings.php if we've enabled that */
1121                 if ( $createAdminSettings ){
1122                         print "<li style=\"list-style: none\">\n";
1123                         print "<p>Creating AdminSettings.php...</p>\n\n";
1124                         $f = file_get_contents( '../AdminSettings.sample' );
1125
1126                         if( $f == false ) {
1127                                 dieout( "<p>Couldn't write out AdminSettings.php. Check that the directory permissions are correct.</p>\n" );
1128                         }
1129
1130                         $f = str_replace( 'wikiadmin', $conf->RootUser, $f );
1131                         $f = str_replace( 'adminpass', $conf->RootPW, $f );
1132
1133                         if ( file_put_contents( 'AdminSettings.php', $f ) ) {
1134                                 print "</li>\n";
1135                         } else {
1136                                 die("<p class='error'>An error occured while writing the config/AdminSettings.php file. Check user rights and disk space then try again.</p>\n");
1137                                 print "</li></ul>\n";
1138                         }
1139                 }
1140                 print "</ul>\n<hr />";
1141                 writeSuccessMessage();
1142
1143         } while( false );
1144 }
1145 ?>
1146 </ul>
1147
1148
1149 <?php
1150
1151 if( count( $errs ) ) {
1152         /* Display options form */
1153
1154         if( $conf->posted ) {
1155                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1156         }
1157 ?>
1158
1159 <form action="<?php echo defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php'; ?>" name="config" method="post">
1160
1161
1162 <h2>Site config</h2>
1163
1164 <div class="config-section">
1165         <div class="config-input">
1166                 <?php
1167                 aField( $conf, "Sitename", "Wiki name:" );
1168                 ?>
1169         </div>
1170         <p class="config-desc">
1171                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1172                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1173         </p>
1174
1175         <div class="config-input">
1176                 <?php
1177                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
1178                 ?>
1179         </div>
1180         <p class="config-desc">
1181                 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.
1182         </p>
1183
1184         <div class="config-input">
1185                 <label class='column' for="LanguageCode">Language:</label>
1186                 <select id="LanguageCode" name="LanguageCode">
1187
1188                 <?php
1189                         $list = getLanguageList();
1190                         foreach( $list as $code => $name ) {
1191                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1192                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
1193                         }
1194                 ?>
1195                 </select>
1196         </div>
1197         <p class="config-desc">
1198                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1199         </p>
1200
1201         <div class="config-input">
1202                 <label class='column'>Copyright/license:</label>
1203
1204                 <ul class="plain">
1205                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1206                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
1207                 <li><?php
1208                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1209                         $partner = "MediaWiki";
1210    $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1211                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/$script?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1212                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1213                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1214                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1215                         ?>
1216                 <?php if( $conf->License == "cc" ) { ?>
1217                         <ul>
1218                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1219                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1220                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1221                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1222                         </ul>
1223                 <?php } ?>
1224                         </li>
1225                 </ul>
1226         </div>
1227         <p class="config-desc">
1228                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1229         </p>
1230
1231
1232         <div class="config-input">
1233                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1234         </div>
1235         <div class="config-input">
1236                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1237         </div>
1238         <div class="config-input">
1239                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1240         </div>
1241         <p class="config-desc">
1242                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1243                 A new account will be added only when creating a new wiki database.
1244                 <br /><br />
1245                 The password cannot be the same as the username.
1246         </p>
1247
1248         <div class="config-input">
1249                 <label class='column'>Object caching:</label>
1250
1251                 <ul class="plain">
1252                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1253                 <?php
1254                         if ( $conf->turck ) {
1255                                 echo "<li>";
1256                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1257                                 echo "</li>";
1258                         }
1259                         if( $conf->xcache ) {
1260                                 echo( '<li>' );
1261                                 aField( $conf, 'Shm', 'XCache', 'radio', 'xcache' );
1262                                 echo( '</li>' );
1263                         }
1264                         if ( $conf->apc ) {
1265                                 echo "<li>";
1266                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1267                                 echo "</li>";
1268                         }
1269                         if ( $conf->eaccel ) {
1270                                 echo "<li>";
1271                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1272                                 echo "</li>";
1273                         }
1274                         if ( $conf->dba ) {
1275                                 echo "<li>";
1276                                 aField( $conf, "Shm", "DBA (not recommended)", "radio", "dba" );
1277                                 echo "</li>";
1278                         }
1279                 ?>
1280                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1281                 </ul>
1282                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1283         </div>
1284         <p class="config-desc">
1285                 An object caching system such as memcached will provide a significant performance boost,
1286                 but needs to be installed. Provide the server addresses and ports in a comma-separated list.
1287                 <br /><br />
1288                 MediaWiki can also detect and support eAccelerator, Turck MMCache, APC, and XCache, but
1289                 these should not be used if the wiki will be running on multiple application servers.
1290                 <br/><br/>
1291                 DBA (Berkeley-style DB) is generally slower than using no cache at all, and is only
1292                 recommended for testing.
1293         </p>
1294 </div>
1295
1296 <h2>E-mail, e-mail notification and authentication setup</h2>
1297
1298 <div class="config-section">
1299         <div class="config-input">
1300                 <label class='column'>E-mail features (global):</label>
1301                 <ul class="plain">
1302                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1303                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1304                 </ul>
1305         </div>
1306         <p class="config-desc">
1307                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1308                 if sending mail doesn't work on your server.
1309         </p>
1310
1311         <div class="config-input">
1312                 <label class='column'>User-to-user e-mail:</label>
1313                 <ul class="plain">
1314                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1315                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1316                 </ul>
1317         </div>
1318         <p class="config-desc">
1319                 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.
1320         </p>
1321         <div class="config-input">
1322                 <label class='column'>E-mail notification about changes:</label>
1323                 <ul class="plain">
1324                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1325                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1326                 <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>
1327                 </ul>
1328         </div>
1329         <div class="config-desc">
1330                 <p>
1331                 For this feature to work, an e-mail address must be present for the user account, and the notification
1332                 options in the user's preferences must be enabled. Also note the
1333                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1334
1335                 <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>
1336         </div>
1337
1338         <div class="config-input">
1339                 <label class='column'>E-mail address authentication:</label>
1340                 <ul class="plain">
1341                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1342                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1343                 </ul>
1344         </div>
1345         <div class="config-desc">
1346                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1347                 change notification mails. Setting this option is <B>recommended</B> for public wikis because of potential abuse of the e-mail features above.</p>
1348         </div>
1349
1350 </div>
1351
1352 <h2>Database config</h2>
1353
1354 <div class="config-section">
1355 <div class="config-input">
1356                 <label class='column'>Database type:</label>
1357 <?php if (isset($errs['DBpicktype'])) print "<span class='error'>$errs[DBpicktype]</span>\n"; ?>
1358                 <ul class='plain'><?php database_picker($conf) ?></ul>
1359         </div>
1360
1361         <div class="config-input" style="clear:left"><?php
1362                 aField( $conf, "DBserver", "Database host:" );
1363         ?></div>
1364         <p class="config-desc">
1365                 If your database server isn't on your web server, enter the name or IP address here.
1366         </p>
1367
1368         <div class="config-input"><?php
1369                 aField( $conf, "DBname", "Database name:" );
1370         ?></div>
1371         <div class="config-input"><?php
1372                 aField( $conf, "DBuser", "DB username:" );
1373         ?></div>
1374         <div class="config-input"><?php
1375                 aField( $conf, "DBpassword", "DB password:", "password" );
1376         ?></div>
1377         <div class="config-input"><?php
1378                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1379         ?></div>
1380         <p class="config-desc">
1381                 If you only have a single user account and database available,
1382                 enter those here. If you have database root access (see below)
1383                 you can specify new accounts/databases to be created. This account
1384                 will not be created if it pre-exists. If this is the case, ensure that it
1385                 has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1386         </p>
1387
1388         <div class="config-input">
1389                 <label class="column">Superuser account:</label>
1390                 <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?>/>
1391                 &nbsp;<label for="useroot">Use superuser account</label>
1392         </div>
1393         <div class="config-input">
1394                 <?php
1395                 aField( $conf, "RootUser", "Superuser name:", "superuser" );
1396                 ?>
1397         </div>
1398         <div class="config-input">
1399                 <?php
1400                 aField( $conf, "RootPW", "Superuser password:", "password" );
1401                 ?>
1402         </div>
1403
1404         <p class="config-desc">
1405                 If the database user specified above does not exist, or does not have access to create
1406                 the database (if needed) or tables within it, please check the box and provide details
1407                 of a superuser account, such as <strong>root</strong>, which does.
1408         </p>
1409         <div class="config-input">
1410                 <label class="column">AdminSettings.php:</label>
1411                 <input type="checkbox" name="createadminsettings" id="createadminsettings" <?php if( $createAdminSettings ) { ?>checked="checked" <?php } ?>/>
1412                 &nbsp;<label for="useroot">Create AdminSettings.php</label>
1413         </div>
1414
1415         <p class="config-desc">
1416                 If the superuser account above is specified, you can optionally create an AdminSettings.php
1417                 file. This is used for running the maintenance scripts.
1418         </p>
1419
1420         <?php database_switcher('mysql'); ?>
1421         <div class="config-input"><?php
1422                 aField( $conf, "DBprefix", "Database table prefix:" );
1423         ?></div>
1424         <div class="config-desc">
1425                 <p>If you need to share one database between multiple wikis, or
1426                 between MediaWiki and another web application, you may choose to
1427                 add a prefix to all the table names to avoid conflicts.</p>
1428
1429                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1430         </div>
1431
1432         <div class="config-input"><label class="column">Storage Engine</label>
1433                 <div>Select one:</div>
1434                 <ul class="plain">
1435                 <li><?php aField( $conf, "DBengine", "InnoDB", "radio", "InnoDB" ); ?></li>
1436                 <li><?php aField( $conf, "DBengine", "MyISAM", "radio", "MyISAM" ); ?></li>
1437                 </ul>
1438         </div>
1439         <p class="config-desc">
1440                 InnoDB is best for public web installations, since it has good concurrency
1441                 support. MyISAM may be faster in single-user installations. MyISAM databases
1442                 tend to get corrupted more often than InnoDB databases.
1443         </p>
1444         <div class="config-input"><label class="column">Database character set</label>
1445                 <div>Select one:</div>
1446                 <ul class="plain">
1447                 <li><?php aField( $conf, "DBschema", "Backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1448                 <li><?php aField( $conf, "DBschema", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1449                 <li><?php aField( $conf, "DBschema", "Experimental MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1450                 </ul>
1451         </div>
1452         <p class="config-desc">
1453                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1454                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1455                 cause things to break. <b>If upgrading an older installation, leave
1456                 in backwards-compatible mode.</b>
1457         </p>
1458         </fieldset>
1459
1460         <?php database_switcher('postgres'); ?>
1461         <div class="config-input"><?php
1462                 aField( $conf, "DBport", "Database port:" );
1463         ?></div>
1464         <div class="config-input"><?php
1465                 aField( $conf, "DBmwschema", "Schema for mediawiki:" );
1466         ?></div>
1467         <div class="config-input"><?php
1468                 aField( $conf, "DBts2schema", "Schema for tsearch2:" );
1469         ?></div>
1470         <div class="config-desc">
1471                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1472                 so it is recommended that you create a new user. The above schemas are generally correct:
1473         only change them if you are sure you need to.</p>
1474         </div>
1475         </fieldset>
1476
1477         <?php database_switcher('sqlite'); ?>
1478         <div class="config-desc">
1479                 <b>NOTE:</b> SQLite only uses the <i>Database name</i> setting above, the user, password and root settings are ignored.
1480         </div>
1481         <div class="config-input"><?php
1482                 aField( $conf, "SQLiteDataDir", "SQLite data directory:" );
1483         ?></div>
1484         <div class="config-desc">
1485                 <p>SQLite stores table data into files in the filesystem.
1486                 If you do not provide an explicit path, a "data" directory in
1487                 the parent of your document root will be used.</p>
1488
1489                 <p>This directory must exist and be writable by the web server.</p>
1490         </div>
1491         </fieldset>
1492
1493         <?php database_switcher('mssql'); ?>
1494         <div class="config-input"><?php
1495                 aField( $conf, "DBprefix", "Database table prefix:" );
1496         ?></div>
1497         <div class="config-desc">
1498                 <p>If you need to share one database between multiple wikis, or
1499                 between MediaWiki and another web application, you may choose to
1500                 add a prefix to all the table names to avoid conflicts.</p>
1501
1502                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1503         </div>
1504         </fieldset>
1505
1506         <div class="config-input" style="padding:2em 0 3em">
1507                 <label class='column'>&nbsp;</label>
1508                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1509         </div>
1510
1511 </div>
1512
1513 <script type="text/javascript">
1514 window.onload = toggleDBarea('<?php echo $conf->DBtype; ?>',
1515 <?php
1516         ## If they passed in a root user name, don't populate it on page load
1517         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1518 ?>);
1519 </script>
1520
1521 </form>
1522
1523 <?php
1524 }
1525
1526 /* -------------------------------------------------------------------------------------- */
1527 function writeSuccessMessage() {
1528  $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1529         if ( wfIniGetBool( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1530                 echo <<<EOT
1531 <div class="success-box">
1532 <p>Installation successful!</p>
1533 <p>To complete the installation, please do the following:
1534 <ol>
1535         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1536         <li>Upload it to the parent directory</li>
1537         <li>Delete config/LocalSettings.php</li>
1538         <li>Start using <a href='../$script'>your wiki</a>!
1539 </ol>
1540 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1541 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1542 which means that anyone on the same server can read your database password! Downloading
1543 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1544 </div>
1545 EOT;
1546         } else {
1547                 echo <<<EOT
1548 <div class="success-box">
1549 <p>
1550 <span class="success-message">Installation successful!</span>
1551 Move the <tt>config/LocalSettings.php</tt> file to the parent directory, then follow
1552 <a href="../$script"> this link</a> to your wiki.</p>
1553 <p>You should change file permissions for <tt>LocalSettings.php</tt> as required to
1554 prevent other users on the server reading passwords and altering configuration data.</p>
1555 </div>
1556 EOT;
1557         }
1558 }
1559
1560
1561 function escapePhpString( $string ) {
1562         if ( is_array( $string ) || is_object( $string ) ) {
1563                 return false;
1564         }
1565         return strtr( $string,
1566                 array(
1567                         "\n" => "\\n",
1568                         "\r" => "\\r",
1569                         "\t" => "\\t",
1570                         "\\" => "\\\\",
1571                         "\$" => "\\\$",
1572                         "\"" => "\\\""
1573                 ));
1574 }
1575
1576 function writeLocalSettings( $conf ) {
1577         $conf->PasswordSender = $conf->EmergencyContact;
1578         $magic = ($conf->ImageMagick ? "" : "# ");
1579         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1580         $rights = ($conf->RightsUrl) ? "" : "# ";
1581         $hashedUploads = $conf->safeMode ? '' : '# ';
1582
1583         switch ( $conf->Shm ) {
1584                 case 'memcached':
1585                         $cacheType = 'CACHE_MEMCACHED';
1586                         $mcservers = var_export( $conf->MCServerArray, true );
1587                         break;
1588                 case 'turck':
1589                 case 'xcache':
1590                 case 'apc':
1591                 case 'eaccel':
1592                         $cacheType = 'CACHE_ACCEL';
1593                         $mcservers = 'array()';
1594                         break;
1595                 case 'dba':
1596                         $cacheType = 'CACHE_DBA';
1597                         $mcservers = 'array()';
1598                         break;
1599                 default:
1600                         $cacheType = 'CACHE_NONE';
1601                         $mcservers = 'array()';
1602         }
1603
1604         if ( $conf->Email == 'email_enabled' ) {
1605                 $enableemail = 'true';
1606                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1607                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1608                 switch ( $conf->Enotif ) {
1609                         case 'enotif_usertalk':
1610                                 $enotifusertalk = 'true';
1611                                 $enotifwatchlist = 'false';
1612                                 break;
1613                         case 'enotif_allpages':
1614                                 $enotifusertalk = 'true';
1615                                 $enotifwatchlist = 'true';
1616                                 break;
1617                         default:
1618                                 $enotifusertalk = 'false';
1619                                 $enotifwatchlist = 'false';
1620                 }
1621         } else {
1622                 $enableuseremail = 'false';
1623                 $enableemail = 'false';
1624                 $eauthent = 'false';
1625                 $enotifusertalk = 'false';
1626                 $enotifwatchlist = 'false';
1627         }
1628
1629         $file = @fopen( "/dev/urandom", "r" );
1630         if ( $file ) {
1631                 $secretKey = bin2hex( fread( $file, 32 ) );
1632                 fclose( $file );
1633         } else {
1634                 $secretKey = "";
1635                 for ( $i=0; $i<8; $i++ ) {
1636                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1637                 }
1638                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1639         }
1640
1641         # Add slashes to strings for double quoting
1642         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1643         if( $conf->License == 'gfdl' ) {
1644                 # Needs literal string interpolation for the current style path
1645                 $slconf['RightsIcon'] = $conf->RightsIcon;
1646         }
1647
1648         if( $conf->DBtype == 'mysql' ) {
1649                 $dbsettings =
1650 "# MySQL specific settings
1651 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1652
1653 # MySQL table options to use during installation or update
1654 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1655
1656 # Experimental charset support for MySQL 4.1/5.0.
1657 \$wgDBmysql5 = {$conf->DBmysql5};";
1658         } elseif( $conf->DBtype == 'postgres' ) {
1659                 $dbsettings =
1660 "# Postgres specific settings
1661 \$wgDBport           = \"{$slconf['DBport']}\";
1662 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1663 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";";
1664         } elseif( $conf->DBtype == 'sqlite' ) {
1665                 $dbsettings =
1666 "# SQLite-specific settings
1667 \$wgSQLiteDataDir    = \"{$slconf['SQLiteDataDir']}\";";
1668         } else {
1669                 // ummm... :D
1670                 $dbsettings = '';
1671         }
1672
1673
1674         $localsettings = "
1675 # This file was automatically generated by the MediaWiki installer.
1676 # If you make manual changes, please keep track in case you need to
1677 # recreate them later.
1678 #
1679 # See includes/DefaultSettings.php for all configurable settings
1680 # and their default values, but don't forget to make changes in _this_
1681 # file, not there.
1682 #
1683 # Further documentation for configuration settings may be found at:
1684 # http://www.mediawiki.org/wiki/Manual:Configuration_settings
1685
1686 # If you customize your file layout, set \$IP to the directory that contains
1687 # the other MediaWiki files. It will be used as a base to locate files.
1688 if( defined( 'MW_INSTALL_PATH' ) ) {
1689         \$IP = MW_INSTALL_PATH;
1690 } else {
1691         \$IP = dirname( __FILE__ );
1692 }
1693
1694 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1695 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1696
1697 require_once( \"\$IP/includes/DefaultSettings.php\" );
1698
1699 # If PHP's memory limit is very low, some operations may fail.
1700 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1701
1702 if ( \$wgCommandLineMode ) {
1703         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1704                 die( \"This script must be run from the command line\\n\" );
1705         }
1706 }
1707 ## Uncomment this to disable output compression
1708 # \$wgDisableOutputCompression = true;
1709
1710 \$wgSitename         = \"{$slconf['Sitename']}\";
1711
1712 ## The URL base path to the directory containing the wiki;
1713 ## defaults for all runtime URL paths are based off of this.
1714 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1715 \$wgScriptExtension  = \"{$slconf['ScriptExtension']}\";
1716
1717 ## For more information on customizing the URLs please see:
1718 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1719
1720 \$wgEnableEmail      = $enableemail;
1721 \$wgEnableUserEmail  = $enableuseremail;
1722
1723 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1724 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1725
1726 ## UPO means: this is also a user preference option
1727 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1728 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1729 \$wgEmailAuthentication = $eauthent;
1730
1731 \$wgDBtype           = \"{$slconf['DBtype']}\";
1732 \$wgDBserver         = \"{$slconf['DBserver']}\";
1733 \$wgDBname           = \"{$slconf['DBname']}\";
1734 \$wgDBuser           = \"{$slconf['DBuser']}\";
1735 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1736
1737 {$dbsettings}
1738
1739 ## Shared memory settings
1740 \$wgMainCacheType = $cacheType;
1741 \$wgMemCachedServers = $mcservers;
1742
1743 ## To enable image uploads, make sure the 'images' directory
1744 ## is writable, then set this to true:
1745 \$wgEnableUploads       = false;
1746 {$magic}\$wgUseImageMagick = true;
1747 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1748
1749 ## If you want to use image uploads under safe mode,
1750 ## create the directories images/archive, images/thumb and
1751 ## images/temp, and make them all writable. Then uncomment
1752 ## this, if it's not already uncommented:
1753 {$hashedUploads}\$wgHashedUploadDirectory = false;
1754
1755 ## If you have the appropriate support software installed
1756 ## you can enable inline LaTeX equations:
1757 \$wgUseTeX           = false;
1758
1759 \$wgLocalInterwiki   = \$wgSitename;
1760
1761 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1762
1763 \$wgProxyKey = \"$secretKey\";
1764
1765 ## Default skin: you can change the default skin. Use the internal symbolic
1766 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1767 \$wgDefaultSkin = 'monobook';
1768
1769 ## For attaching licensing metadata to pages, and displaying an
1770 ## appropriate copyright notice / icon. GNU Free Documentation
1771 ## License and Creative Commons licenses are supported so far.
1772 {$rights}\$wgEnableCreativeCommonsRdf = true;
1773 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1774 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1775 \$wgRightsText = \"{$slconf['RightsText']}\";
1776 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1777 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1778
1779 \$wgDiff3 = \"{$slconf['diff3']}\";
1780
1781 # When you make changes to this configuration file, this will make
1782 # sure that cached pages are cleared.
1783 \$wgCacheEpoch = max( \$wgCacheEpoch, gmdate( 'YmdHis', @filemtime( __FILE__ ) ) );
1784 "; ## End of setting the $localsettings string
1785
1786         // Keep things in Unix line endings internally;
1787         // the system will write out as local text type.
1788         return str_replace( "\r\n", "\n", $localsettings );
1789 }
1790
1791 function dieout( $text ) {
1792         die( $text . "\n\n</body>\n</html>" );
1793 }
1794
1795 function importVar( &$var, $name, $default = "" ) {
1796         if( isset( $var[$name] ) ) {
1797                 $retval = $var[$name];
1798                 if ( get_magic_quotes_gpc() ) {
1799                         $retval = stripslashes( $retval );
1800                 }
1801         } else {
1802                 $retval = $default;
1803         }
1804         return $retval;
1805 }
1806
1807 function importPost( $name, $default = "" ) {
1808         return importVar( $_POST, $name, $default );
1809 }
1810
1811 function importCheck( $name ) {
1812         return isset( $_POST[$name] );
1813 }
1814
1815 function importRequest( $name, $default = "" ) {
1816         return importVar( $_REQUEST, $name, $default );
1817 }
1818
1819 $radioCount = 0;
1820
1821 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
1822         global $radioCount;
1823         if( $type != "" ) {
1824                 $xtype = "type=\"$type\"";
1825         } else {
1826                 $xtype = "";
1827         }
1828
1829         $id = $field;
1830         $nolabel = ($type == "radio") || ($type == "hidden");
1831
1832         if ($type == 'radio')
1833                 $id .= $radioCount++;
1834
1835         if( $nolabel ) {
1836                 echo "\t\t<label>";
1837         } else {
1838                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1839         }
1840
1841         if( $type == "radio" && $value == $conf->$field ) {
1842                 $checked = "checked='checked'";
1843         } else {
1844                 $checked = "";
1845         }
1846         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
1847         if ($onclick) {
1848                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
1849         }
1850         echo "value=\"";
1851         if( $type == "radio" ) {
1852                 echo htmlspecialchars( $value );
1853         } else {
1854                 echo htmlspecialchars( $conf->$field );
1855         }
1856
1857
1858         echo "\" />\n";
1859         if( $nolabel ) {
1860                 echo " $text</label>\n";
1861         }
1862
1863         global $errs;
1864         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1865 }
1866
1867 function getLanguageList() {
1868         global $wgLanguageNames, $IP;
1869         if( !isset( $wgLanguageNames ) ) {
1870                 require_once( "$IP/languages/Names.php" );
1871         }
1872
1873         $codes = array();
1874
1875         $d = opendir( "../languages/messages" );
1876         /* In case we are called from the root directory */
1877         if (!$d)
1878                 $d = opendir( "languages/messages");
1879         while( false !== ($f = readdir( $d ) ) ) {
1880                 $m = array();
1881                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1882                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1883                         if( isset( $wgLanguageNames[$code] ) ) {
1884                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1885                         } else {
1886                                 $name = $code;
1887                         }
1888                         $codes[$code] = $name;
1889                 }
1890         }
1891         closedir( $d );
1892         ksort( $codes );
1893         return $codes;
1894 }
1895
1896 #Check for location of an executable
1897 # @param string $loc single location to check
1898 # @param array $names filenames to check for.
1899 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1900 function locate_executable($loc, $names, $versioninfo = false) {
1901         if (!is_array($names))
1902                 $names = array($names);
1903
1904         foreach ($names as $name) {
1905                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1906                 if (@file_exists($command)) {
1907                         if (!$versioninfo)
1908                                 return $command;
1909
1910                         $file = str_replace('$1', $command, $versioninfo[0]);
1911                         if (strstr(`$file`, $versioninfo[1]) !== false)
1912                                 return $command;
1913                 }
1914         }
1915         return false;
1916 }
1917
1918 # Test a memcached server
1919 function testMemcachedServer( $server ) {
1920         $hostport = explode(":", $server);
1921         $errstr = false;
1922         $fp = false;
1923         if ( !function_exists( 'fsockopen' ) ) {
1924                 $errstr = "Can't connect to memcached, fsockopen() not present";
1925         }
1926         if ( !$errstr && count( $hostport ) != 2 ) {
1927                 $errstr = 'Please specify host and port';
1928         }
1929         if ( !$errstr ) {
1930                 list( $host, $port ) = $hostport;
1931                 $errno = 0;
1932                 $fsockerr = '';
1933
1934                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1935                 if ( $fp === false ) {
1936                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1937                 }
1938         }
1939         if ( !$errstr ) {
1940                 $command = "version\r\n";
1941                 $bytes = fwrite( $fp, $command );
1942                 if ( $bytes != strlen( $command ) ) {
1943                         $errstr = "Cannot write to memcached socket on $host:$port";
1944                 }
1945         }
1946         if ( !$errstr ) {
1947                 $expected = "VERSION ";
1948                 $response = fread( $fp, strlen( $expected ) );
1949                 if ( $response != $expected ) {
1950                         $errstr = "Didn't get correct memcached response from $host:$port";
1951                 }
1952         }
1953         if ( $fp ) {
1954                 fclose( $fp );
1955         }
1956         if ( !$errstr ) {
1957                 echo "<li>Connected to memcached on $host:$port successfully";
1958         }
1959         return $errstr;
1960 }
1961
1962 function database_picker($conf) {
1963         global $ourdb;
1964         print "\n";
1965         foreach(array_keys($ourdb) as $db) {
1966                 if ($ourdb[$db]['havedriver']) {
1967                         print "<li>";
1968                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
1969                         print "</li>\n";
1970                 }
1971         }
1972         print "\n";
1973 }
1974
1975 function database_switcher($db) {
1976         global $ourdb;
1977         $color = $ourdb[$db]['bgcolor'];
1978         $full = $ourdb[$db]['fullname'];
1979         print "<fieldset id='$db'><legend>$full specific options</legend>\n";
1980 }
1981
1982 function printListItem( $item ) {
1983         print "<li>$item</li>";
1984 }
1985
1986 ?>
1987
1988         <div class="license">
1989         <hr>
1990         <p>This program is free software; you can redistribute it and/or modify
1991          it under the terms of the GNU General Public License as published by
1992          the Free Software Foundation; either version 2 of the License, or
1993          (at your option) any later version.</p>
1994
1995          <p>This program is distributed in the hope that it will be useful,
1996          but WITHOUT ANY WARRANTY; without even the implied warranty of
1997          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1998          GNU General Public License for more details.</p>
1999
2000          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
2001          along with this program; if not, write to the Free Software
2002          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2003          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
2004         </div>
2005
2006 </div></div></div>
2007
2008
2009 <div id="column-one">
2010         <div class="portlet" id="p-logo">
2011           <a style="background-image: url(../skins/common/images/mediawiki.png);"
2012             href="http://www.mediawiki.org/"
2013             title="Main Page"></a>
2014         </div>
2015         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
2016         <div class='portlet'><div class='pBody'>
2017                 <ul>
2018                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
2019                         <li><a href="../README">Readme</a></li>
2020                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
2021                         <li><a href="../docs/">Documentation</a></li>
2022                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
2023                         <li><a href="http://www.mediawiki.org/wiki/Manual:FAQ">FAQ</a></li>
2024                 </ul>
2025                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright &copy; 2001-2008 by Magnus Manske, Brion Vibber, Lee Daniel Crocker, Tim Starling, Erik M&ouml;ller, Gabriel Wicke and others.</p>
2026         </div></div>
2027 </div>
2028
2029 </div>
2030
2031 </body>
2032 </html>