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