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 $ourdb['ibm_db2']['fullname']   = 'DB2';
  83 $ourdb['ibm_db2']['havedriver'] = 0;
  84 $ourdb['ibm_db2']['compile']    = 'ibm_db2';
  85 $ourdb['ibm_db2']['bgcolor']    = '#ffeba1';
  86 $ourdb['ibm_db2']['rootuser']   = 'db2admin';
  87
  88 ?>
  89 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
  90 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" dir="ltr">
  91 <head>
  92         <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
  93         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  94         <style type="text/css">
  95
  96                 @import "../skins/monobook/main.css";
  97
  98                 .env-check {
  99                         font-size: 90%;
 100                         margin: 1em 0 1em 2.5em;
 101                 }
 102
 103                 .config-section {
 104                         margin-top: 2em;
 105                 }
 106
 107                 .config-section label.column {
 108                         clear: left;
 109                         font-weight: bold;
 110                         width: 13em;
 111                         float: left;
 112                         text-align: right;
 113                         padding-right: 1em;
 114                         padding-top: .2em;
 115                 }
 116
 117                 .config-input {
 118                         clear: left;
 119                         zoom: 100%; /* IE hack */
 120                 }
 121
 122                 .config-section .config-desc {
 123                         clear: left;
 124                         margin: 0 0 2em 18em;
 125                         padding-top: 1em;
 126                         font-size: 85%;
 127                 }
 128
 129                 .iput-text, .iput-password {
 130                         width: 14em;
 131                         margin-right: 1em;
 132                 }
 133
 134                 .error {
 135                         color: red;
 136                         background-color: #fff;
 137                         font-weight: bold;
 138                         left: 1em;
 139                         font-size: 100%;
 140                 }
 141
 142                 .error-top {
 143                         color: red;
 144                         background-color: #FFF0F0;
 145                         border: 2px solid red;
 146                         font-size: 130%;
 147                         font-weight: bold;
 148                         padding: 1em 1.5em;
 149                         margin: 2em 0 1em;
 150                 }
 151
 152                 ul.plain {
 153                         list-style-type: none;
 154                         list-style-image: none;
 155                         float: left;
 156                         margin: 0;
 157                         padding: 0;
 158                 }
 159
 160                 .btn-install {
 161                         font-weight: bold;
 162                         font-size: 110%;
 163                         padding: .2em .3em;
 164                 }
 165
 166                 .license {
 167                         font-size: 85%;
 168                         padding-top: 3em;
 169                 }
 170
 171                 span.success-message {
 172                         font-weight: bold;
 173                         font-size: 110%;
 174                         color: green;
 175                 }
 176                 .success-box {
 177                         font-size: 130%;
 178                 }
 179
 180         </style>
 181         <script type="text/javascript">
 182         <!--
 183         function hideall() {
 184                 <?php foreach (array_keys($ourdb) as $db) {
 185                 echo "\n                var i = document.getElementById('$db'); if (i) i.style.display='none';";
 186                 }
 187                 ?>
 188
 189         }
 190         function toggleDBarea(id,defaultroot) {
 191                 hideall();
 192                 var dbarea = document.getElementById(id);
 193                 if (dbarea) dbarea.style.display = (dbarea.style.display == 'none') ? 'block' : 'none';
 194                 var db = document.getElementById('RootUser');
 195                 if (defaultroot) {
 196 <?php foreach (array_keys($ourdb) as $db) {
 197                         echo "                  if (id == '$db') { db.value = '".$ourdb[$db]['rootuser']."';}\n";
 198 }?>
 199                 }
 200         }
 201         // -->
 202         </script>
 203 </head>
 204
 205 <body>
 206 <div id="globalWrapper">
 207 <div id="column-content">
 208 <div id="content">
 209 <div id="bodyContent">
 210
 211 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 212
 213 <?php
 214 $mainListOpened = false; # Is the main list (environement checking) opend ? Used by dieout
 215
 216 /* Check for existing configurations and bug out! */
 217
 218 if( file_exists( "../LocalSettings.php" ) ) {
 219         $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 220         dieout( "<p><strong>Setup has completed, <a href='../$script'>your wiki</a> is configured.</strong></p>
 221         <p>Please delete the /config directory for extra security.</p>" );
 222 }
 223
 224 if( file_exists( "./LocalSettings.php" ) ) {
 225         writeSuccessMessage();
 226         dieout( '' );
 227 }
 228
 229 if( !is_writable( "." ) ) {
 230         dieout( "<h2>Can't write config file, aborting</h2>
 231
 232         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 233         writable by the web server. Once configuration is done you'll move the created
 234         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 235         then remove the <tt>config</tt> subdirectory entirely.</p>
 236
 237         <p>To make the directory writable on a Unix/Linux system:</p>
 238
 239         <pre>
 240         cd <i>/path/to/wiki</i>
 241         chmod a+w config
 242         </pre>
 243
 244         <p>Afterwards retry to start the <a href=\"\">setup</a>.</p>" );
 245 }
 246
 247
 248 require_once( "$IP/install-utils.inc" );
 249 require_once( "$IP/maintenance/updaters.inc" );
 250
 251 class ConfigData {
 252         function getEncoded( $data ) {
 253                 # removing latin1 support, no need...
 254                 return $data;
 255         }
 256         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 257         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 258         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 259
 260         function setSchema( $schema, $engine ) {
 261                 $this->DBschema = $schema;
 262                 if ( !preg_match( '/^\w*$/', $engine ) ){
 263                         $engine = 'InnoDB';
 264                 }
 265                 switch ( $this->DBschema ) {
 266                         case 'mysql5':
 267                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=utf8";
 268                                 $this->DBmysql5 = 'true';
 269                                 break;
 270                         case 'mysql5-binary':
 271                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=binary";
 272                                 $this->DBmysql5 = 'true';
 273                                 break;
 274                         default:
 275                                 $this->DBTableOptions = "TYPE=$engine";
 276                                 $this->DBmysql5 = 'false';
 277                 }
 278                 $this->DBengine = $engine;
 279
 280                 # Set the global for use during install
 281                 global $wgDBTableOptions;
 282                 $wgDBTableOptions = $this->DBTableOptions;
 283         }
 284 }
 285
 286 ?>
 287
 288 <ul>
 289         <li>
 290                 <b>Don't forget security updates!</b> Keep an eye on the
 291                 <a href="http://lists.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 292                 release announcements mailing list</a>.
 293         </li>
 294 </ul>
 295
 296
 297 <h2>Checking environment...</h2>
 298 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 299 <ul class="env-check">
 300 <?php
 301 $mainListOpened = true;
 302
 303 $endl = "
 304 ";
 305 define( 'MW_NO_OUTPUT_BUFFER', 1 );
 306 $conf = new ConfigData;
 307
 308 install_version_checks();
 309 $self = 'Installer'; # Maintenance script name, to please Setup.php
 310
 311 print "<li>PHP " . phpversion() . " installed</li>\n";
 312
 313 error_reporting( 0 );
 314 $phpdatabases = array();
 315 foreach (array_keys($ourdb) as $db) {
 316         $compname = $ourdb[$db]['compile'];
 317         if( extension_loaded( $compname ) || ( mw_have_dl() && dl( "{$compname}." . PHP_SHLIB_SUFFIX ) ) ) {
 318                 array_push($phpdatabases, $db);
 319                 $ourdb[$db]['havedriver'] = 1;
 320         }
 321 }
 322 error_reporting( E_ALL );
 323
 324 if (!$phpdatabases) {
 325         print "Could not find a suitable database driver!<ul>";
 326         foreach (array_keys($ourdb) AS $db) {
 327                 $comp = $ourdb[$db]['compile'];
 328                 $full = $ourdb[$db]['fullname'];
 329                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 330                         ."or install the $comp.so module</li>\n";
 331         }
 332         echo '</ul>';
 333         dieout( '' );
 334 }
 335
 336 print "<li>Found database drivers for:";
 337 $DefaultDBtype = '';
 338 foreach (array_keys($ourdb) AS $db) {
 339         if ($ourdb[$db]['havedriver']) {
 340                 if ( $DefaultDBtype == '' ) {
 341                         $DefaultDBtype = $db;
 342                 }
 343                 print "  ".$ourdb[$db]['fullname'];
 344         }
 345 }
 346 print "</li>\n";
 347
 348 if( wfIniGetBool( "register_globals" ) ) {
 349         ?>
 350         <li>
 351                 <div style="font-size:110%">
 352                 <strong class="error">Warning:</strong>
 353                 <strong>PHP's <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 354                 </div>
 355                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 356         </li>
 357         <?php
 358 }
 359
 360 $fatal = false;
 361
 362 if( wfIniGetBool( "magic_quotes_runtime" ) ) {
 363         $fatal = true;
 364         ?><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>
 365         This option corrupts data input unpredictably; you cannot install or use
 366         MediaWiki unless this option is disabled.</li>
 367         <?php
 368 }
 369
 370 if( wfIniGetBool( "magic_quotes_sybase" ) ) {
 371         $fatal = true;
 372         ?><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>
 373         This option corrupts data input unpredictably; you cannot install or use
 374         MediaWiki unless this option is disabled.</li>
 375         <?php
 376 }
 377
 378 if( wfIniGetBool( "mbstring.func_overload" ) ) {
 379         $fatal = true;
 380         ?><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>
 381         This option causes errors and may corrupt data unpredictably;
 382         you cannot install or use MediaWiki unless this option is disabled.</li>
 383         <?php
 384 }
 385
 386 if( wfIniGetBool( "zend.ze1_compatibility_mode" ) ) {
 387         $fatal = true;
 388         ?><li class="error"><strong>Fatal: <a href="http://www.php.net/manual/en/ini.core.php">zend.ze1_compatibility_mode</a> is active!</strong>
 389         This option causes horrible bugs with MediaWiki; you cannot install or use
 390         MediaWiki unless this option is disabled.</li>
 391         <?php
 392 }
 393
 394
 395 if( $fatal ) {
 396         dieout( "Cannot install MediaWiki." );
 397 }
 398
 399 if( wfIniGetBool( "safe_mode" ) ) {
 400         $conf->safeMode = true;
 401         ?>
 402         <li><b class='error'>Warning:</b> <strong>PHP's
 403         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 404         You may have problems caused by this, particularly if using image uploads.
 405         </li>
 406         <?php
 407 } else {
 408         $conf->safeMode = false;
 409 }
 410
 411 $sapi = php_sapi_name();
 412 print "<li>PHP server API is $sapi; ";
 413 $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 414 if( $wgUsePathInfo ) {
 415  print "ok, using pretty URLs (<tt>$script/Page_Title</tt>)";
 416 } else {
 417         print "using ugly URLs (<tt>$script?title=Page_Title</tt>)";
 418 }
 419 print "</li>\n";
 420
 421 $conf->xml = function_exists( "utf8_encode" );
 422 if( $conf->xml ) {
 423         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 424 } else {
 425         dieout( "PHP's XML module is missing; the wiki requires functions in
 426                 this module and won't work in this configuration.
 427                 If you're running Mandrake, install the php-xml package." );
 428 }
 429
 430 # Check for session support
 431 if( !function_exists( 'session_name' ) )
 432         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 433
 434 # session.save_path doesn't *have* to be set, but if it is, and it's
 435 # not valid/writable/etc. then it can cause problems
 436 $sessionSavePath = mw_get_session_save_path();
 437 $ssp = htmlspecialchars( $sessionSavePath );
 438 # Warn the user if it's not set, but let them proceed
 439 if( !$sessionSavePath ) {
 440         print "<li><strong>Warning:</strong> A value for <tt>session.save_path</tt>
 441         has not been set in PHP.ini. If the default value causes problems with
 442         saving session data, set it to a valid path which is read/write/execute
 443         for the user your web server is running under.</li>";
 444 } elseif ( is_dir( $sessionSavePath ) && is_writable( $sessionSavePath ) ) {
 445         # All good? Let the user know
 446         print "<li>Session save path (<tt>{$ssp}</tt>) appears to be valid.</li>";
 447 } else {
 448         # Something not right? Warn the user, but let them proceed
 449         print "<li><strong>Warning:</strong> Your <tt>session.save_path</tt> value (<tt>{$ssp}</tt>)
 450                 appears to be invalid or is not writable. PHP needs to be able to save data to
 451                 this location for correct session operation.</li>";
 452 }
 453
 454 # Check for PCRE support
 455 if( !function_exists( 'preg_match' ) )
 456         dieout( "The PCRE support module appears to be missing. MediaWiki requires the
 457         Perl-compatible regular expression functions." );
 458
 459 $memlimit = ini_get( "memory_limit" );
 460 $conf->raiseMemory = false;
 461 if( empty( $memlimit ) || $memlimit == -1 ) {
 462         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 463 } else {
 464         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". ";
 465         $n = intval( $memlimit );
 466         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 467                 $n = intval( $m[1] * (1024*1024) );
 468         }
 469         if( $n < 20*1024*1024 ) {
 470                 print "Attempting to raise limit to 20M... ";
 471                 if( false === ini_set( "memory_limit", "20M" ) ) {
 472                         print "failed.<br /><b>" . htmlspecialchars( $memlimit ) . " seems too low, installation may fail!</b>";
 473                 } else {
 474                         $conf->raiseMemory = true;
 475                         print "ok.";
 476                 }
 477         }
 478         print "</li>\n";
 479 }
 480
 481 $conf->turck = function_exists( 'mmcache_get' );
 482 if ( $conf->turck ) {
 483         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 484 }
 485
 486 $conf->xcache = function_exists( 'xcache_get' );
 487 if( $conf->xcache )
 488         print "<li><a href=\"http://trac.lighttpd.net/xcache/\">XCache</a> installed</li>\n";
 489
 490 $conf->apc = function_exists('apc_fetch');
 491 if ($conf->apc ) {
 492         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>\n";
 493 }
 494
 495 $conf->eaccel = function_exists( 'eaccelerator_get' );
 496 if ( $conf->eaccel ) {
 497         $conf->turck = 'eaccelerator';
 498         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 499 }
 500
 501 $conf->dba = function_exists( 'dba_open' );
 502
 503 if( !( $conf->turck || $conf->eaccel || $conf->apc || $conf->xcache ) ) {
 504         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 505                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a>,
 506                 <a href="http://www.php.net/apc">APC</a> or <a href="http://trac.lighttpd.net/xcache/">XCache</a>;
 507                 cannot use these for object caching.</li>' );
 508 }
 509
 510 $conf->diff3 = false;
 511 $diff3locations = array_merge(
 512         array(
 513                 "/usr/bin",
 514                 "/usr/local/bin",
 515                 "/opt/csw/bin",
 516                 "/usr/gnu/bin",
 517                 "/usr/sfw/bin" ),
 518         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 519 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 520
 521 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 522 foreach ($diff3locations as $loc) {
 523         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 524         if ($exe !== false) {
 525                 $conf->diff3 = $exe;
 526                 break;
 527         }
 528 }
 529
 530 if ($conf->diff3)
 531         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 532 else
 533         print "<li>GNU diff3 not found.</li>";
 534
 535 $conf->ImageMagick = false;
 536 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 537 foreach( $imcheck as $dir ) {
 538         $im = "$dir/convert";
 539         if( @file_exists( $im ) ) {
 540                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 541                 $conf->ImageMagick = $im;
 542                 break;
 543         }
 544 }
 545
 546 $conf->HaveGD = function_exists( "imagejpeg" );
 547 if( $conf->HaveGD ) {
 548         print "<li>Found GD graphics library built-in";
 549         if( !$conf->ImageMagick ) {
 550                 print ", image thumbnailing will be enabled if you enable uploads";
 551         }
 552         print ".</li>\n";
 553 } else {
 554         if( !$conf->ImageMagick ) {
 555                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 556         }
 557 }
 558
 559 $conf->IP = dirname( dirname( __FILE__ ) );
 560 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 561
 562
 563 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 564 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 565 // to get the path to the current script... hopefully it's reliable. SIGH
 566 $path = ($_SERVER["PHP_SELF"] === '')
 567         ? $_SERVER["SCRIPT_NAME"]
 568         : $_SERVER["PHP_SELF"];
 569
 570 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 571 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 572
 573
 574
 575 // We may be installing from *.php5 extension file, if so, print message
 576 $conf->ScriptExtension = '.php';
 577 if (defined('MW_INSTALL_PHP5_EXT')) {
 578     $conf->ScriptExtension = '.php5';
 579     print "<li>Installing MediaWiki with <tt>php5</tt> file extensions</li>\n";
 580 } else {
 581     print "<li>Installing MediaWiki with <tt>php</tt> file extensions</li>\n";
 582 }
 583
 584
 585 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 586         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 587
 588         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 589         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 590                 ? 'root@localhost'
 591                 : $_SERVER["SERVER_ADMIN"];
 592         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 593         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 594
 595         $conf->DBserver = importPost( "DBserver", "localhost" );
 596         $conf->DBname = importPost( "DBname", "wikidb" );
 597         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 598         $conf->DBpassword = importPost( "DBpassword" );
 599         $conf->DBpassword2 = importPost( "DBpassword2" );
 600         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 601         $conf->SysopPass = importPost( "SysopPass" );
 602         $conf->SysopPass2 = importPost( "SysopPass2" );
 603         $conf->RootUser = importPost( "RootUser", "root" );
 604         $conf->RootPW = importPost( "RootPW", "" );
 605         $useRoot = importCheck( 'useroot', false );
 606         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 607         ## MySQL specific:
 608         $conf->DBprefix     = importPost( "DBprefix" );
 609         $conf->setSchema(
 610                 importPost( "DBschema", "mysql5-binary" ),
 611                 importPost( "DBengine", "InnoDB" ) );
 612
 613         ## Postgres specific:
 614         $conf->DBport      = importPost( "DBport",      "5432" );
 615         $conf->DBmwschema  = importPost( "DBmwschema",  "mediawiki" );
 616         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 617
 618         ## SQLite specific
 619         $conf->SQLiteDataDir = importPost( "SQLiteDataDir", "" );
 620
 621         ## MSSQL specific
 622         // We need a second field so it doesn't overwrite the MySQL one
 623         $conf->DBprefix2 = importPost( "DBprefix2" );
 624
 625         ## DB2 specific:
 626         // New variable in order to have a different default port number
 627         $conf->DBport_db2   = importPost( "DBport_db2",      "50000" );
 628         $conf->DBmwschema   = importPost( "DBmwschema",  "mediawiki" );
 629         $conf->DBcataloged  = importPost( "DBcataloged",  "cataloged" );
 630
 631         $conf->ShellLocale = getShellLocale( $conf->LanguageCode );
 632
 633 /* Check for validity */
 634 $errs = array();
 635
 636 if( preg_match( '/^$|^mediawiki$|#/i', $conf->Sitename ) ) {
 637         $errs["Sitename"] = "Must not be blank or \"MediaWiki\" and may not contain \"#\"";
 638 }
 639 if( $conf->DBuser == "" ) {
 640         $errs["DBuser"] = "Must not be blank";
 641 }
 642 if( ($conf->DBtype == 'mysql') && (strlen($conf->DBuser) > 16) ) {
 643         $errs["DBuser"] = "Username too long";
 644 }
 645 if( $conf->DBpassword == "" && $conf->DBtype != "postgres" ) {
 646         $errs["DBpassword"] = "Must not be blank";
 647 }
 648 if( $conf->DBpassword != $conf->DBpassword2 ) {
 649         $errs["DBpassword2"] = "Passwords don't match!";
 650 }
 651 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 652         $errs["DBprefix"] = "Invalid table prefix";
 653 }
 654
 655 error_reporting( E_ALL );
 656
 657 /**
 658  * Initialise $wgLang and $wgContLang to something so we can
 659  * call case-folding methods. Per Brion, this is English for
 660  * now, although we could be clever and initialise to the
 661  * user-selected language.
 662  */
 663 $wgContLang = Language::factory( 'en' );
 664 $wgLang = $wgContLang;
 665
 666 /**
 667  * We're messing about with users, so we need a stub
 668  * authentication plugin...
 669  */
 670 $wgAuth = new AuthPlugin();
 671
 672 /**
 673  * Validate the initial administrator account; username,
 674  * password checks, etc.
 675  */
 676 if( $conf->SysopName ) {
 677         # Check that the user can be created
 678         $u = User::newFromName( $conf->SysopName );
 679         if( is_a($u, 'User') ) { // please do not use instanceof, it breaks PHP4
 680                 # Various password checks
 681                 if( $conf->SysopPass != '' ) {
 682                         if( $conf->SysopPass == $conf->SysopPass2 ) {
 683                                 if( !$u->isValidPassword( $conf->SysopPass ) ) {
 684                                         $errs['SysopPass'] = "Bad password";
 685                                 }
 686                         } else {
 687                                 $errs['SysopPass2'] = "Passwords don't match";
 688                         }
 689                 } else {
 690                         $errs['SysopPass'] = "Cannot be blank";
 691                 }
 692                 unset( $u );
 693         } else {
 694                 $errs['SysopName'] = "Bad username";
 695         }
 696 }
 697
 698 $conf->License = importRequest( "License", "none" );
 699 if( $conf->License == "gfdl1_2" ) {
 700         $conf->RightsUrl = "http://www.gnu.org/licenses/old-licenses/fdl-1.2.txt";
 701         $conf->RightsText = "GNU Free Documentation License 1.2";
 702         $conf->RightsCode = "gfdl1_2";
 703         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 704 } elseif( $conf->License == "gfdl1_3" ) {
 705         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 706         $conf->RightsText = "GNU Free Documentation License 1.3";
 707         $conf->RightsCode = "gfdl1_3";
 708         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 709 } elseif( $conf->License == "none" ) {
 710         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 711 } elseif( $conf->License == "pd" ) {
 712         $conf->RightsUrl = "http://creativecommons.org/licenses/publicdomain/";
 713         $conf->RightsText = "Public Domain";
 714         $conf->RightsCode = "pd";
 715         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/public-domain.png';
 716 } else {
 717         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 718         $conf->RightsText = importRequest( "RightsText", "" );
 719         $conf->RightsCode = importRequest( "RightsCode", "" );
 720         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 721 }
 722
 723 $conf->Shm = importRequest( "Shm", "none" );
 724 $conf->MCServers = importRequest( "MCServers" );
 725
 726 /* Test memcached servers */
 727
 728 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 729         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 730         foreach ( $conf->MCServerArray as $server ) {
 731                 $error = testMemcachedServer( $server );
 732                 if ( $error ) {
 733                         $errs["MCServers"] = $error;
 734                         break;
 735                 }
 736         }
 737 } else if ( $conf->Shm == 'memcached' ) {
 738         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 739 }
 740
 741 /* default values for installation */
 742 $conf->Email     = importRequest("Email", "email_enabled");
 743 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 744 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 745 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 746
 747 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 748         do { /* So we can 'continue' to end prematurely */
 749                 $conf->Root = ($conf->RootPW != "");
 750
 751                 /* Load up the settings and get installin' */
 752                 $local = writeLocalSettings( $conf );
 753                 echo "<li style=\"list-style: none\">\n";
 754                 echo "<p><b>Generating configuration file...</b></p>\n";
 755                 echo "</li>\n";
 756
 757                 $wgCommandLineMode = false;
 758                 chdir( ".." );
 759                 $ok = eval( $local );
 760                 if( $ok === false ) {
 761                         dieout( "<p>Errors in generated configuration; " .
 762                                 "most likely due to a bug in the installer... " .
 763                                 "Config file was: </p>" .
 764                                 "<pre>" .
 765                                 htmlspecialchars( $local ) .
 766                                 "</pre>" );
 767                 }
 768                 $conf->DBtypename = '';
 769                 foreach (array_keys($ourdb) as $db) {
 770                         if ($conf->DBtype === $db)
 771                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 772                 }
 773                 if ( ! strlen($conf->DBtype)) {
 774                         $errs["DBpicktype"] = "Please choose a database type";
 775                         continue;
 776                 }
 777
 778                 if (! $conf->DBtypename) {
 779                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 780                         continue;
 781                 }
 782                 print "<li>Database type: {$conf->DBtypename}</li>\n";
 783                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 784                 $wgDBtype = $conf->DBtype;
 785                 $wgDBadminuser = "root";
 786                 $wgDBadminpassword = $conf->RootPW;
 787
 788                 ## Mysql specific:
 789                 $wgDBprefix = $conf->DBprefix;
 790
 791                 ## Postgres specific:
 792                 $wgDBport      = $conf->DBport;
 793                 $wgDBmwschema  = $conf->DBmwschema;
 794                 $wgDBts2schema = $conf->DBts2schema;
 795
 796                 if( $conf->DBprefix2 != '' ) {
 797                         // For MSSQL
 798                         $wgDBprefix = $conf->DBprefix2;
 799                 }
 800
 801                 ## DB2 specific:
 802                 $wgDBcataloged = $conf->DBcataloged;
 803
 804                 $wgCommandLineMode = true;
 805                 if (! defined ( 'STDERR' ) )
 806                         define( 'STDERR', fopen("php://stderr", "wb"));
 807                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 808                 require_once( "$IP/includes/Setup.php" );
 809                 chdir( "config" );
 810
 811                 $wgTitle = Title::newFromText( "Installation script" );
 812                 error_reporting( E_ALL );
 813                 print "<li>Loading class: $dbclass</li>\n";
 814                 $dbc = new $dbclass;
 815
 816                 if( $conf->DBtype == 'mysql' ) {
 817                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 818                         if( $mysqlOldClient ) {
 819                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 820                                         using a MySQL 4.1 server and have problems connecting to the database,
 821                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 822                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 823                         }
 824                         $ok = true; # Let's be optimistic
 825
 826                         # Decide if we're going to use the superuser or the regular database user
 827                         $conf->Root = $useRoot;
 828                         if( $conf->Root ) {
 829                                 $db_user = $conf->RootUser;
 830                                 $db_pass = $conf->RootPW;
 831                         } else {
 832                                 $db_user = $wgDBuser;
 833                                 $db_pass = $wgDBpassword;
 834                         }
 835
 836                         # Attempt to connect
 837                         echo( "<li>Attempting to connect to database server as $db_user..." );
 838                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 839
 840                         # Check the connection and respond to errors
 841                         if( $wgDatabase->isOpen() ) {
 842                                 # Seems OK
 843                                 $ok = true;
 844                                 $wgDBadminuser = $db_user;
 845                                 $wgDBadminpassword = $db_pass;
 846                                 echo( "success.</li>\n" );
 847                                 $wgDatabase->ignoreErrors( true );
 848                                 $myver = $wgDatabase->getServerVersion();
 849                         } else {
 850                                 # There were errors, report them and back out
 851                                 $ok = false;
 852                                 $errno = mysql_errno();
 853                                 $errtx = htmlspecialchars( mysql_error() );
 854                                 switch( $errno ) {
 855                                         case 1045:
 856                                         case 2000:
 857                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 858                                                 if( $conf->Root ) {
 859                                                         # The superuser details are wrong
 860                                                         $errs["RootUser"] = "Check username";
 861                                                         $errs["RootPW"] = "and password";
 862                                                 } else {
 863                                                         # The regular user details are wrong
 864                                                         $errs["DBuser"] = "Check username";
 865                                                         $errs["DBpassword"] = "and password";
 866                                                 }
 867                                                 break;
 868                                         case 2002:
 869                                         case 2003:
 870                                         default:
 871                                                 # General connection problem
 872                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 873                                                 $errs["DBserver"] = "Connection failed";
 874                                                 break;
 875                                 } # switch
 876                         } #conn. att.
 877
 878                         if( !$ok ) { continue; }
 879                 }
 880                 else if( $conf->DBtype == 'ibm_db2' ) {
 881                         if( $useRoot ) {
 882                                 $db_user = $conf->RootUser;
 883                                 $db_pass = $conf->RootPW;
 884                         } else {
 885                                 $db_user = $wgDBuser;
 886                                 $db_pass = $wgDBpassword;
 887                         }
 888
 889                         echo( "<li>Attempting to connect to database \"$wgDBname\" as \"$db_user\"..." );
 890                         $wgDatabase = $dbc->newFromParams($wgDBserver, $db_user, $db_pass, $wgDBname, 1);
 891                         if (!$wgDatabase->isOpen()) {
 892                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 893                         } else {
 894                                 $myver = $wgDatabase->getServerVersion();
 895                         }
 896                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 897
 898                 } else { # not mysql
 899                         error_reporting( E_ALL );
 900                         $wgSuperUser = '';
 901                         ## Possible connect as a superuser
 902                         // Changed !mysql to postgres check since it seems to only apply to postgres
 903                         if( $useRoot && $conf->DBtype == 'postgres' ) {
 904                                 $wgDBsuperuser = $conf->RootUser;
 905                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"$wgDBsuperuser\"..." );
 906                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
 907                                 if (!$wgDatabase->isOpen()) {
 908                                         print " error: " . $wgDatabase->lastError() . "</li>\n";
 909                                         $errs["DBserver"] = "Could not connect to database as superuser";
 910                                         $errs["RootUser"] = "Check username";
 911                                         $errs["RootPW"] = "and password";
 912                                         continue;
 913                                 }
 914                                 $wgDatabase->initial_setup($conf->RootPW, 'postgres');
 915                         }
 916                         echo( "<li>Attempting to connect to database \"$wgDBname\" as \"$wgDBuser\"..." );
 917                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 918                         if (!$wgDatabase->isOpen()) {
 919                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 920                         } else {
 921                                 $myver = $wgDatabase->getServerVersion();
 922                         }
 923                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 924                 }
 925
 926                 if ( !$wgDatabase->isOpen() ) {
 927                         $errs["DBserver"] = "Couldn't connect to database";
 928                         continue;
 929                 }
 930
 931                 print "<li>Connected to {$conf->DBtype} $myver";
 932                 if ($conf->DBtype == 'mysql') {
 933                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 934                                 print "</li>\n";
 935                                 dieout( "-- mysql 4.0.14 or later required. Aborting." );
 936                         }
 937                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
 938                         if( $mysqlNewAuth && $mysqlOldClient ) {
 939                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 940                                         to old client libraries; if you have trouble with authentication, see
 941                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 942                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 943                         }
 944                         if( $wgDBmysql5 ) {
 945                                 if( $mysqlNewAuth ) {
 946                                         print "; enabling MySQL 4.1/5.0 charset mode";
 947                                 } else {
 948                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 949                                                 but older version detected; will likely fail.</b>";
 950                                 }
 951                         }
 952                         print "</li>\n";
 953
 954                         @$sel = $wgDatabase->selectDB( $wgDBname );
 955                         if( $sel ) {
 956                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 957                         } else {
 958                                 $err = mysql_errno();
 959                                 $databaseSafe = htmlspecialchars( $wgDBname );
 960                                 if( $err == 1102 /* Invalid database name */ ) {
 961                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
 962                                         continue;
 963                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
 964                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
 965                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
 966                                         continue;
 967                                 }
 968                                 print "<li>Attempting to create database...</li>";
 969                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 970                                 if( !$res ) {
 971                                         print "<li>Couldn't create database <tt>" .
 972                                                 htmlspecialchars( $wgDBname ) .
 973                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 974                                         $errs["RootPW"] = "&lt;- Enter";
 975                                         continue;
 976                                 }
 977                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 978                         }
 979                         $wgDatabase->selectDB( $wgDBname );
 980                 }
 981                 else if ($conf->DBtype == 'postgres') {
 982                         if( version_compare( $myver, "8.0" ) < 0 ) {
 983                                 dieout( "<b>Postgres 8.0 or later is required</b>. Aborting." );
 984                         }
 985                 }
 986
 987                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 988                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 989
 990                         if ( $conf->DBtype == 'mysql') {
 991                                 # Determine existing default character set
 992                                 if ( $wgDatabase->tableExists( "revision" ) ) {
 993                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
 994                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
 995                                         $row = $wgDatabase->fetchObject( $res );
 996                                         if ( !$row ) {
 997                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
 998                                                 $existingSchema = false;
 999                                                 $existingEngine = false;
1000                                         } else {
1001                                                 if ( preg_match( '/^latin1/', $row->Collation ) ) {
1002                                                         $existingSchema = 'mysql4';
1003                                                 } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
1004                                                         $existingSchema = 'mysql5';
1005                                                 } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
1006                                                         $existingSchema = 'mysql5-binary';
1007                                                 } else {
1008                                                         $existingSchema = false;
1009                                                         echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
1010                                                 }
1011                                                 if ( isset( $row->Engine ) ) {
1012                                                         $existingEngine = $row->Engine;
1013                                                 } else {
1014                                                         $existingEngine = $row->Type;
1015                                                 }
1016                                         }
1017                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
1018                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBschema} schema, " .
1019                                                         "but the existing database has the $existingSchema schema. This upgrade script ".
1020                                                         "can't convert it, so it will remain $existingSchema.</li>\n";
1021                                                 $conf->setSchema( $existingSchema, $conf->DBengine );
1022                                         }
1023                                         if ( $existingEngine && $existingEngine != $conf->DBengine ) {
1024                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBengine} storage " .
1025                                                         "engine, but the existing database uses the $existingEngine engine. This upgrade " .
1026                                                         "script can't convert it, so it will remain $existingEngine.</li>\n";
1027                                                 $conf->setSchema( $conf->DBschema, $existingEngine );
1028                                         }
1029                                 }
1030
1031                                 # Create user if required
1032                                 if ( $conf->Root ) {
1033                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1034                                         if ( $conn->isOpen() ) {
1035                                                 print "<li>DB user account ok</li>\n";
1036                                                 $conn->close();
1037                                         } else {
1038                                                 print "<li>Granting user permissions...";
1039                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
1040                                                         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>";
1041                                                 }
1042                                                 print "</li>\n";
1043                                                 dbsource( "../maintenance/users.sql", $wgDatabase );
1044                                         }
1045                                 }
1046                         }
1047                         print "</ul><pre>\n";
1048                         chdir( ".." );
1049                         flush();
1050                         do_all_updates();
1051                         chdir( "config" );
1052                         print "</pre>\n";
1053                         print "<ul><li>Finished update checks.</li>\n";
1054                 } else {
1055                         # Determine available storage engines if possible
1056                         if ( $conf->DBtype == 'mysql' && version_compare( $myver, "4.1.2", "ge" ) ) {
1057                                 $res = $wgDatabase->query( 'SHOW ENGINES' );
1058                                 $found = false;
1059                                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
1060                                         if ( $row->Engine == $conf->DBengine ) {
1061                                                 $found = true;
1062                                                 break;
1063                                         }
1064                                 }
1065                                 $wgDatabase->freeResult( $res );
1066                                 if ( !$found && $conf->DBengine != 'MyISAM' ) {
1067                                         echo "<li><strong>Warning:</strong> {$conf->DBengine} storage engine not available, " .
1068                                                 "using MyISAM instead</li>\n";
1069                                         $conf->setSchema( $conf->DBschema, 'MyISAM' );
1070                                 }
1071                         }
1072
1073                         # FIXME: Check for errors
1074                         print "<li>Creating tables...";
1075                         if ($conf->DBtype == 'mysql') {
1076                                 dbsource( "../maintenance/tables.sql", $wgDatabase );
1077                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
1078                         } elseif (is_callable(array($wgDatabase, 'setup_database'))) {
1079                                 $wgDatabase->setup_database();
1080                         }
1081                         else {
1082                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
1083                                 continue;
1084                         }
1085
1086                         print " done.</li>\n";
1087
1088                         print "<li>Initializing statistics...</li>\n";
1089                         $wgDatabase->insert( 'site_stats',
1090                                 array ( 'ss_row_id'        => 1,
1091                                                 'ss_total_views'   => 0,
1092                                                 'ss_total_edits'   => 1, # Main page first edit
1093                                                 'ss_good_articles' => 0, # Main page is not a good article - no internal link
1094                                                 'ss_total_pages'   => 1, # Main page
1095                                                 'ss_users'         => $conf->SysopName ? 1 : 0, # Sysop account, if created
1096                                                 'ss_admins'        => $conf->SysopName ? 1 : 0, # Sysop account, if created
1097                                                 'ss_images'        => 0 ) );
1098
1099                         # Set up the "regular user" account *if we can, and if we need to*
1100                         if( $conf->Root and $conf->DBtype == 'mysql') {
1101                                 # See if we need to
1102                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1103                                 if( $wgDatabase2->isOpen() ) {
1104                                         # Nope, just close the test connection and continue
1105                                         $wgDatabase2->close();
1106                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>\n" );
1107                                 } else {
1108                                         # Yes, so run the grants
1109                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
1110                                         dbsource( "../maintenance/users.sql", $wgDatabase );
1111                                         echo( "success.</li>\n" );
1112                                 }
1113                         }
1114
1115                         if( $conf->SysopName ) {
1116                                 $u = User::newFromName( $conf->getSysopName() );
1117                                 if ( !$u ) {
1118                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
1119                                 }
1120                                 else if ( 0 == $u->idForName() ) {
1121                                         $u->addToDatabase();
1122                                         $u->setPassword( $conf->getSysopPass() );
1123                                         $u->saveSettings();
1124
1125                                         $u->addGroup( "sysop" );
1126                                         $u->addGroup( "bureaucrat" );
1127
1128                                         print "<li>Created sysop account <tt>" .
1129                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
1130                                 } else {
1131                                         print "<li>Could not create user - already exists!</li>\n";
1132                                 }
1133                         } else {
1134                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
1135                         }
1136
1137                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
1138                         $article = new Article( $titleobj );
1139                         $newid = $article->insertOn( $wgDatabase );
1140                         $revision = new Revision( array(
1141                                 'page'      => $newid,
1142                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
1143                                 'comment'   => '',
1144                                 'user'      => 0,
1145                                 'user_text' => 'MediaWiki default',
1146                                 ) );
1147                         $revid = $revision->insertOn( $wgDatabase );
1148                         $article->updateRevisionOn( $wgDatabase, $revision );
1149                 }
1150                 // Now that all database work is done, make sure everything is committed
1151                 $wgDatabase->commit();
1152
1153                 /* Write out the config file now that all is well */
1154                 print "<li style=\"list-style: none\">\n";
1155                 print "<p>Creating LocalSettings.php...</p>\n\n";
1156                 $localSettings = "<" . "?php$endl$local";
1157                 // Fix up a common line-ending problem (due to CVS on Windows)
1158                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
1159                 $f = fopen( "LocalSettings.php", 'xt' );
1160
1161                 if( $f == false ) {
1162                         print( "</li>\n" );
1163                         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" .
1164                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
1165                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
1166                 }
1167                 if(fwrite( $f, $localSettings ) ) {
1168                         fclose( $f );
1169                         print "<hr/>\n";
1170                         writeSuccessMessage();
1171                         print "</li>\n";
1172                 } else {
1173                         fclose( $f );
1174                         dieout( "<p class='error'>An error occured while writing the config/LocalSettings.php file. Check user rights and disk space then try again.</p></li>\n" );
1175                 }
1176
1177         } while( false );
1178 }
1179
1180 print "</ul>\n";
1181 $mainListOpened = false;
1182
1183 if( count( $errs ) ) {
1184         /* Display options form */
1185
1186         if( $conf->posted ) {
1187                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1188         }
1189 ?>
1190
1191 <form action="<?php echo defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php'; ?>" name="config" method="post">
1192
1193 <h2>Site config</h2>
1194
1195 <div class="config-section">
1196         <div class="config-input">
1197                 <?php aField( $conf, "Sitename", "Wiki name:" ); ?>
1198         </div>
1199         <p class="config-desc">
1200                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1201                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1202         </p>
1203         <div class="config-input"><?php aField( $conf, "EmergencyContact", "Contact e-mail:" ); ?></div>
1204         <p class="config-desc">
1205                 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.
1206         </p>
1207
1208         <div class="config-input">
1209                 <label class='column' for="LanguageCode">Language:</label>
1210                 <select id="LanguageCode" name="LanguageCode"><?php
1211                         $list = getLanguageList();
1212                         foreach( $list as $code => $name ) {
1213                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1214                                 echo "\n\t\t<option value=\"$code\" $sel>$name</option>";
1215                         }
1216                         echo "\n";
1217                 ?>
1218                 </select>
1219         </div>
1220         <p class="config-desc">
1221                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1222         </p>
1223
1224         <div class="config-input">
1225                 <label class='column'>Copyright/license:</label>
1226
1227                 <ul class="plain">
1228                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1229                 <li><?php aField( $conf, "License", "Public Domain", "radio", "pd" ); ?></li>
1230                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl1_2" ); ?></li>
1231                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.3", "radio", "gfdl1_3" ); ?></li>
1232                 <li><?php
1233                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1234                         $partner = "MediaWiki";
1235    $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1236                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/$script?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1237                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1238                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1239                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1240                         if( $conf->License == "cc" ) { ?>
1241                         <ul>
1242                         <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1243                         <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1244                         <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1245                         <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1246                         </ul>
1247                         <?php } ?>
1248                         </li>
1249                 </ul>
1250         </div>
1251         <p class="config-desc">
1252                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1253         </p>
1254
1255
1256         <div class="config-input">
1257                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1258         </div>
1259         <div class="config-input">
1260                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1261         </div>
1262         <div class="config-input">
1263                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1264         </div>
1265         <p class="config-desc">
1266                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1267                 A new account will be added only when creating a new wiki database.
1268                 <br /><br />
1269                 The password cannot be the same as the username.
1270         </p>
1271
1272         <div class="config-input">
1273                 <label class='column'>Object caching:</label>
1274
1275                 <ul class="plain">
1276                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1277                 <?php
1278                         if ( $conf->turck ) {
1279                                 echo "<li>";
1280                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1281                                 echo "</li>\n";
1282                         }
1283                         if( $conf->xcache ) {
1284                                 echo "<li>";
1285                                 aField( $conf, 'Shm', 'XCache', 'radio', 'xcache' );
1286                                 echo "</li>\n";
1287                         }
1288                         if ( $conf->apc ) {
1289                                 echo "<li>";
1290                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1291                                 echo "</li>\n";
1292                         }
1293                         if ( $conf->eaccel ) {
1294                                 echo "<li>";
1295                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1296                                 echo "</li>\n";
1297                         }
1298                         if ( $conf->dba ) {
1299                                 echo "<li>";
1300                                 aField( $conf, "Shm", "DBA (not recommended)", "radio", "dba" );
1301                                 echo "</li>";
1302                         }
1303                 ?>
1304                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1305                 </ul>
1306                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1307         </div>
1308         <p class="config-desc">
1309                 An object caching system such as memcached will provide a significant performance boost,
1310                 but needs to be installed. Provide the server addresses and ports in a comma-separated list.
1311                 <br /><br />
1312                 MediaWiki can also detect and support eAccelerator, Turck MMCache, APC, and XCache, but
1313                 these should not be used if the wiki will be running on multiple application servers.
1314                 <br/><br/>
1315                 DBA (Berkeley-style DB) is generally slower than using no cache at all, and is only
1316                 recommended for testing.
1317         </p>
1318 </div>
1319
1320 <h2>E-mail, e-mail notification and authentication setup</h2>
1321
1322 <div class="config-section">
1323         <div class="config-input">
1324                 <label class='column'>E-mail features (global):</label>
1325                 <ul class="plain">
1326                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1327                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1328                 </ul>
1329         </div>
1330         <p class="config-desc">
1331                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1332                 if sending mail doesn't work on your server.
1333         </p>
1334
1335         <div class="config-input">
1336                 <label class='column'>User-to-user e-mail:</label>
1337                 <ul class="plain">
1338                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1339                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1340                 </ul>
1341         </div>
1342         <p class="config-desc">
1343                 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.
1344         </p>
1345         <div class="config-input">
1346                 <label class='column'>E-mail notification about changes:</label>
1347                 <ul class="plain">
1348                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1349                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1350                 <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>
1351                 </ul>
1352         </div>
1353         <div class="config-desc">
1354                 <p>
1355                 For this feature to work, an e-mail address must be present for the user account, and the notification
1356                 options in the user's preferences must be enabled. Also note the
1357                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1358
1359                 <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>
1360         </div>
1361
1362         <div class="config-input">
1363                 <label class='column'>E-mail address authentication:</label>
1364                 <ul class="plain">
1365                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1366                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1367                 </ul>
1368         </div>
1369         <div class="config-desc">
1370                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1371                 change notification mails. Setting this option is <b>recommended</b> for public wikis because of potential abuse of the e-mail features above.</p>
1372         </div>
1373
1374 </div>
1375
1376 <h2>Database config</h2>
1377
1378 <div class="config-section">
1379 <div class="config-input">
1380         <label class='column'>Database type:</label>
1381 <?php if (isset($errs['DBpicktype'])) print "\t<span class='error'>$errs[DBpicktype]</span>\n"; ?>
1382         <ul class='plain'><?php
1383                 database_picker($conf);
1384         ?></ul>
1385         </div>
1386
1387         <div class="config-input" style="clear:left">
1388         <?php aField( $conf, "DBserver", "Database host:" ); ?>
1389         </div>
1390         <p class="config-desc">
1391                 If your database server isn't on your web server, enter the name or IP address here.
1392         </p>
1393
1394         <div class="config-input"><?php aField( $conf, "DBname", "Database name:" ); ?></div>
1395         <div class="config-input"><?php aField( $conf, "DBuser", "DB username:" ); ?></div>
1396         <div class="config-input"><?php aField( $conf, "DBpassword", "DB password:", "password" ); ?></div>
1397         <div class="config-input"><?php aField( $conf, "DBpassword2", "DB password confirm:", "password" ); ?></div>
1398         <p class="config-desc">
1399                 If you only have a single user account and database available,
1400                 enter those here. If you have database root access (see below)
1401                 you can specify new accounts/databases to be created. This account
1402                 will not be created if it pre-exists. If this is the case, ensure that it
1403                 has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1404         </p>
1405
1406         <div class="config-input">
1407                 <label class="column">Superuser account:</label>
1408                 <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?> />
1409                 &nbsp;<label for="useroot">Use superuser account</label>
1410         </div>
1411         <div class="config-input"><?php aField( $conf, "RootUser", "Superuser name:", "text" ); ?></div>
1412         <div class="config-input"><?php aField( $conf, "RootPW", "Superuser password:", "password" ); ?></div>
1413
1414         <p class="config-desc">
1415                 If the database user specified above does not exist, or does not have access to create
1416                 the database (if needed) or tables within it, please check the box and provide details
1417                 of a superuser account, such as <strong>root</strong>, which does.
1418         </p>
1419
1420         <?php database_switcher('mysql'); ?>
1421         <div class="config-input"><?php aField( $conf, "DBprefix", "Database table prefix:" ); ?></div>
1422         <div class="config-desc">
1423                 <p>If you need to share one database between multiple wikis, or
1424                 between MediaWiki and another web application, you may choose to
1425                 add a prefix to all the table names to avoid conflicts.</p>
1426
1427                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1428         </div>
1429
1430         <div class="config-input"><label class="column">Storage Engine</label>
1431                 <div>Select one:</div>
1432                 <ul class="plain">
1433                 <li><?php aField( $conf, "DBengine", "InnoDB", "radio", "InnoDB" ); ?></li>
1434                 <li><?php aField( $conf, "DBengine", "MyISAM", "radio", "MyISAM" ); ?></li>
1435                 </ul>
1436         </div>
1437         <p class="config-desc">
1438                 InnoDB is best for public web installations, since it has good concurrency
1439                 support. MyISAM may be faster in single-user installations. MyISAM databases
1440                 tend to get corrupted more often than InnoDB databases.
1441         </p>
1442         <div class="config-input"><label class="column">Database character set</label>
1443                 <div>Select one:</div>
1444                 <ul class="plain">
1445                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1446                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1447                 <li><?php aField( $conf, "DBschema", "MySQL 4.0 backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1448                 </ul>
1449         </div>
1450         <p class="config-desc">
1451                 This option is ignored on upgrade, the same character set will be kept.
1452                 <br/><br/>
1453                 <b>WARNING:</b> If you use <b>backwards-compatible UTF-8</b> on MySQL 4.1+, and subsequently back up the database with <tt>mysqldump</tt>, it may destroy all non-ASCII characters, irreversibly corrupting your backups!.
1454                 <br/><br/>
1455                 In <b>binary mode</b>, MediaWiki stores UTF-8 text to the database in binary fields. This is more efficient than MySQL's UTF-8 mode, and allows you to use the full range of Unicode characters. In <b>UTF-8 mode</b>, MySQL will know what character set your data is in, and can present and convert it appropriately, but it won't let you store characters above the <a target="_blank" href="http://en.wikipedia.org/wiki/Mapping_of_Unicode_character_planes">Basic Multilingual Plane</a>.
1456         </p>
1457         </fieldset>
1458
1459         <?php database_switcher('postgres'); ?>
1460         <div class="config-input"><?php aField( $conf, "DBport", "Database port:" ); ?></div>
1461         <div class="config-input"><?php aField( $conf, "DBmwschema", "Schema for mediawiki:" ); ?></div>
1462         <div class="config-input"><?php aField( $conf, "DBts2schema", "Schema for tsearch2:" ); ?></div>
1463         <div class="config-desc">
1464                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1465                 so it is recommended that you create a new user. The above schemas are generally correct:
1466         only change them if you are sure you need to.</p>
1467         </div>
1468         </fieldset>
1469
1470         <?php database_switcher('sqlite'); ?>
1471         <div class="config-desc">
1472                 <b>NOTE:</b> SQLite only uses the <i>Database name</i> setting above, the user, password and root settings are ignored.
1473         </div>
1474         <div class="config-input"><?php
1475                 aField( $conf, "SQLiteDataDir", "SQLite data directory:" );
1476         ?></div>
1477         <div class="config-desc">
1478                 <p>SQLite stores table data into files in the filesystem.
1479                 If you do not provide an explicit path, a "data" directory in
1480                 the parent of your document root will be used.</p>
1481
1482                 <p>This directory must exist and be writable by the web server.</p>
1483         </div>
1484         </fieldset>
1485
1486         <?php database_switcher('mssql'); ?>
1487         <div class="config-input"><?php
1488                 aField( $conf, "DBprefix2", "Database table prefix:" );
1489         ?></div>
1490         <div class="config-desc">
1491                 <p>If you need to share one database between multiple wikis, or
1492                 between MediaWiki and another web application, you may choose to
1493                 add a prefix to all the table names to avoid conflicts.</p>
1494
1495                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1496         </div>
1497         </fieldset>
1498
1499         <?php database_switcher('ibm_db2'); ?>
1500         <div class="config-input"><?php
1501                 aField( $conf, "DBport_db2", "Database port:" );
1502         ?></div>
1503         <div class="config-input"><?php
1504                 aField( $conf, "DBmwschema", "Schema for mediawiki:" );
1505         ?></div>
1506         <div>Select one:</div>
1507                 <ul class="plain">
1508                 <li><?php aField( $conf, "DBcataloged", "Cataloged (DB2 installed locally)", "radio", "cataloged" ); ?></li>
1509                 <li><?php aField( $conf, "DBcataloged", "Uncataloged (remote DB2 through ODBC)", "radio", "uncataloged" ); ?></li>
1510                 </ul>
1511         <div class="config-desc">
1512                 <p>If you need to share one database between multiple wikis, or
1513                 between MediaWiki and another web application, you may specify
1514                 a different schema to avoid conflicts.</p>
1515         </div>
1516         </fieldset>
1517
1518         <div class="config-input" style="padding:2em 0 3em">
1519                 <label class='column'>&nbsp;</label>
1520                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1521         </div>
1522 </div>
1523 </form>
1524 <script type="text/javascript">
1525 window.onload = toggleDBarea('<?php echo $conf->DBtype; ?>',
1526 <?php
1527         ## If they passed in a root user name, don't populate it on page load
1528         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1529 ?>);
1530 </script>
1531 <?php
1532 }
1533
1534 /* -------------------------------------------------------------------------------------- */
1535 function writeSuccessMessage() {
1536  $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1537         if ( wfIniGetBool( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1538                 echo <<<EOT
1539 <div class="success-box">
1540 <p>Installation successful!</p>
1541 <p>To complete the installation, please do the following:
1542 <ol>
1543         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1544         <li>Upload it to the parent directory</li>
1545         <li>Delete config/LocalSettings.php</li>
1546         <li>Start using <a href='../$script'>your wiki</a>!
1547 </ol>
1548 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1549 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1550 which means that anyone on the same server can read your database password! Downloading
1551 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1552 </div>
1553 EOT;
1554         } else {
1555                 echo <<<EOT
1556 <div class="success-box">
1557 <p>
1558 <span class="success-message">Installation successful!</span>
1559 Move the <tt>config/LocalSettings.php</tt> file to the parent directory, then follow
1560 <a href="../$script"> this link</a> to your wiki.</p>
1561 <p>You should change file permissions for <tt>LocalSettings.php</tt> as required to
1562 prevent other users on the server reading passwords and altering configuration data.</p>
1563 </div>
1564 EOT;
1565         }
1566 }
1567
1568
1569 function escapePhpString( $string ) {
1570         if ( is_array( $string ) || is_object( $string ) ) {
1571                 return false;
1572         }
1573         return strtr( $string,
1574                 array(
1575                         "\n" => "\\n",
1576                         "\r" => "\\r",
1577                         "\t" => "\\t",
1578                         "\\" => "\\\\",
1579                         "\$" => "\\\$",
1580                         "\"" => "\\\""
1581                 ));
1582 }
1583
1584 function writeLocalSettings( $conf ) {
1585         $conf->PasswordSender = $conf->EmergencyContact;
1586         $magic = ($conf->ImageMagick ? "" : "# ");
1587         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1588         $rights = ($conf->RightsUrl) ? "" : "# ";
1589         $hashedUploads = $conf->safeMode ? '' : '# ';
1590
1591         if ( $conf->ShellLocale ) {
1592                 $locale = '';
1593         } else {
1594                 $locale = '# ';
1595                 $conf->ShellLocale = 'en_US.UTF-8';
1596         }
1597
1598         switch ( $conf->Shm ) {
1599                 case 'memcached':
1600                         $cacheType = 'CACHE_MEMCACHED';
1601                         $mcservers = var_export( $conf->MCServerArray, true );
1602                         break;
1603                 case 'turck':
1604                 case 'xcache':
1605                 case 'apc':
1606                 case 'eaccel':
1607                         $cacheType = 'CACHE_ACCEL';
1608                         $mcservers = 'array()';
1609                         break;
1610                 case 'dba':
1611                         $cacheType = 'CACHE_DBA';
1612                         $mcservers = 'array()';
1613                         break;
1614                 default:
1615                         $cacheType = 'CACHE_NONE';
1616                         $mcservers = 'array()';
1617         }
1618
1619         if ( $conf->Email == 'email_enabled' ) {
1620                 $enableemail = 'true';
1621                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1622                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1623                 switch ( $conf->Enotif ) {
1624                         case 'enotif_usertalk':
1625                                 $enotifusertalk = 'true';
1626                                 $enotifwatchlist = 'false';
1627                                 break;
1628                         case 'enotif_allpages':
1629                                 $enotifusertalk = 'true';
1630                                 $enotifwatchlist = 'true';
1631                                 break;
1632                         default:
1633                                 $enotifusertalk = 'false';
1634                                 $enotifwatchlist = 'false';
1635                 }
1636         } else {
1637                 $enableuseremail = 'false';
1638                 $enableemail = 'false';
1639                 $eauthent = 'false';
1640                 $enotifusertalk = 'false';
1641                 $enotifwatchlist = 'false';
1642         }
1643
1644         $file = @fopen( "/dev/urandom", "r" );
1645         if ( $file ) {
1646                 $secretKey = bin2hex( fread( $file, 32 ) );
1647                 fclose( $file );
1648         } else {
1649                 $secretKey = "";
1650                 for ( $i=0; $i<8; $i++ ) {
1651                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1652                 }
1653                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1654         }
1655
1656         # Add slashes to strings for double quoting
1657         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1658         if( $conf->License == 'gfdl1_2' || $conf->License == 'pd' || $conf->License == 'gfdl1_3' ) {
1659                 # Needs literal string interpolation for the current style path
1660                 $slconf['RightsIcon'] = $conf->RightsIcon;
1661         }
1662
1663         if( $conf->DBtype == 'mysql' ) {
1664                 $dbsettings =
1665 "# MySQL specific settings
1666 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1667
1668 # MySQL table options to use during installation or update
1669 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1670
1671 # Experimental charset support for MySQL 4.1/5.0.
1672 \$wgDBmysql5 = {$conf->DBmysql5};";
1673         } elseif( $conf->DBtype == 'postgres' ) {
1674                 $dbsettings =
1675 "# Postgres specific settings
1676 \$wgDBport           = \"{$slconf['DBport']}\";
1677 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1678 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";";
1679         } elseif( $conf->DBtype == 'sqlite' ) {
1680                 $dbsettings =
1681 "# SQLite-specific settings
1682 \$wgSQLiteDataDir    = \"{$slconf['SQLiteDataDir']}\";";
1683         } elseif( $conf->DBtype == 'mssql' ) {
1684                 $dbsettings =
1685 "# MSSQL specific settings
1686 \$wgDBprefix         = \"{$slconf['DBprefix2']}\";";
1687         } elseif( $conf->DBtype == 'ibm_db2' ) {
1688                 $dbsettings =
1689 "# DB2 specific settings
1690 \$wgDBport_db2       = \"{$slconf['DBport_db2']}\";
1691 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1692 \$wgDBcataloged      = \"{$slconf['DBcataloged']}\";";
1693         } else {
1694                 // ummm... :D
1695                 $dbsettings = '';
1696         }
1697
1698
1699         $localsettings = "
1700 # This file was automatically generated by the MediaWiki installer.
1701 # If you make manual changes, please keep track in case you need to
1702 # recreate them later.
1703 #
1704 # See includes/DefaultSettings.php for all configurable settings
1705 # and their default values, but don't forget to make changes in _this_
1706 # file, not there.
1707 #
1708 # Further documentation for configuration settings may be found at:
1709 # http://www.mediawiki.org/wiki/Manual:Configuration_settings
1710
1711 # If you customize your file layout, set \$IP to the directory that contains
1712 # the other MediaWiki files. It will be used as a base to locate files.
1713 if( defined( 'MW_INSTALL_PATH' ) ) {
1714         \$IP = MW_INSTALL_PATH;
1715 } else {
1716         \$IP = dirname( __FILE__ );
1717 }
1718
1719 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1720 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1721
1722 require_once( \"\$IP/includes/DefaultSettings.php\" );
1723
1724 # If PHP's memory limit is very low, some operations may fail.
1725 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1726
1727 if ( \$wgCommandLineMode ) {
1728         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1729                 die( \"This script must be run from the command line\\n\" );
1730         }
1731 }
1732 ## Uncomment this to disable output compression
1733 # \$wgDisableOutputCompression = true;
1734
1735 \$wgSitename         = \"{$slconf['Sitename']}\";
1736
1737 ## The URL base path to the directory containing the wiki;
1738 ## defaults for all runtime URL paths are based off of this.
1739 ## For more information on customizing the URLs please see:
1740 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1741 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1742 \$wgScriptExtension  = \"{$slconf['ScriptExtension']}\";
1743
1744 ## UPO means: this is also a user preference option
1745
1746 \$wgEnableEmail      = $enableemail;
1747 \$wgEnableUserEmail  = $enableuseremail; # UPO
1748
1749 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1750 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1751
1752 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1753 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1754 \$wgEmailAuthentication = $eauthent;
1755
1756 ## Database settings
1757 \$wgDBtype           = \"{$slconf['DBtype']}\";
1758 \$wgDBserver         = \"{$slconf['DBserver']}\";
1759 \$wgDBname           = \"{$slconf['DBname']}\";
1760 \$wgDBuser           = \"{$slconf['DBuser']}\";
1761 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1762
1763 {$dbsettings}
1764
1765 ## Shared memory settings
1766 \$wgMainCacheType = $cacheType;
1767 \$wgMemCachedServers = $mcservers;
1768
1769 ## To enable image uploads, make sure the 'images' directory
1770 ## is writable, then set this to true:
1771 \$wgEnableUploads       = false;
1772 {$magic}\$wgUseImageMagick = true;
1773 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1774
1775 ## If you use ImageMagick (or any other shell command) on a
1776 ## Linux server, this will need to be set to the name of an
1777 ## available UTF-8 locale
1778 {$locale}\$wgShellLocale = \"{$slconf['ShellLocale']}\";
1779
1780 ## If you want to use image uploads under safe mode,
1781 ## create the directories images/archive, images/thumb and
1782 ## images/temp, and make them all writable. Then uncomment
1783 ## this, if it's not already uncommented:
1784 {$hashedUploads}\$wgHashedUploadDirectory = false;
1785
1786 ## If you have the appropriate support software installed
1787 ## you can enable inline LaTeX equations:
1788 \$wgUseTeX           = false;
1789
1790 \$wgLocalInterwiki   = strtolower( \$wgSitename );
1791
1792 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1793
1794 \$wgSecretKey = \"$secretKey\";
1795
1796 ## Default skin: you can change the default skin. Use the internal symbolic
1797 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1798 \$wgDefaultSkin = 'monobook';
1799
1800 ## For attaching licensing metadata to pages, and displaying an
1801 ## appropriate copyright notice / icon. GNU Free Documentation
1802 ## License and Creative Commons licenses are supported so far.
1803 {$rights}\$wgEnableCreativeCommonsRdf = true;
1804 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1805 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1806 \$wgRightsText = \"{$slconf['RightsText']}\";
1807 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1808 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1809
1810 \$wgDiff3 = \"{$slconf['diff3']}\";
1811
1812 # When you make changes to this configuration file, this will make
1813 # sure that cached pages are cleared.
1814 \$wgCacheEpoch = max( \$wgCacheEpoch, gmdate( 'YmdHis', @filemtime( __FILE__ ) ) );
1815 "; ## End of setting the $localsettings string
1816
1817         // Keep things in Unix line endings internally;
1818         // the system will write out as local text type.
1819         return str_replace( "\r\n", "\n", $localsettings );
1820 }
1821
1822 function dieout( $text ) {
1823         global $mainListOpened;
1824         if( $mainListOpened ) echo( "</ul>" );
1825         if( $text != '' && substr( $text, 0, 2 ) != '<p'  && substr( $text, 0, 2 ) != '<h' ){
1826                 echo "<p>$text</p>\n";
1827         } else {
1828                 echo $text;
1829         }
1830         die( "\n\n</div>\n</div>\n</div>\n</div>\n</body>\n</html>" );
1831 }
1832
1833 function importVar( &$var, $name, $default = "" ) {
1834         if( isset( $var[$name] ) ) {
1835                 $retval = $var[$name];
1836                 if ( get_magic_quotes_gpc() ) {
1837                         $retval = stripslashes( $retval );
1838                 }
1839         } else {
1840                 $retval = $default;
1841         }
1842         return $retval;
1843 }
1844
1845 function importPost( $name, $default = "" ) {
1846         return importVar( $_POST, $name, $default );
1847 }
1848
1849 function importCheck( $name ) {
1850         return isset( $_POST[$name] );
1851 }
1852
1853 function importRequest( $name, $default = "" ) {
1854         return importVar( $_REQUEST, $name, $default );
1855 }
1856
1857 $radioCount = 0;
1858
1859 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
1860         global $radioCount;
1861         if( $type != "" ) {
1862                 $xtype = "type=\"$type\"";
1863         } else {
1864                 $xtype = "";
1865         }
1866
1867         $id = $field;
1868         $nolabel = ($type == "radio") || ($type == "hidden");
1869
1870         if ($type == 'radio')
1871                 $id .= $radioCount++;
1872
1873         if( !$nolabel ) {
1874                 echo "<label class='column' for=\"$id\">$text</label>";
1875         }
1876
1877         if( $type == "radio" && $value == $conf->$field ) {
1878                 $checked = "checked='checked'";
1879         } else {
1880                 $checked = "";
1881         }
1882         echo "<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
1883         if ($onclick) {
1884                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
1885         }
1886         echo "value=\"";
1887         if( $type == "radio" ) {
1888                 echo htmlspecialchars( $value );
1889         } else {
1890                 echo htmlspecialchars( $conf->$field );
1891         }
1892
1893
1894         echo "\" />";
1895         if( $nolabel ) {
1896                 echo "<label for=\"$id\">$text</label>";
1897         }
1898
1899         global $errs;
1900         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1901 }
1902
1903 function getLanguageList() {
1904         global $wgLanguageNames, $IP;
1905         if( !isset( $wgLanguageNames ) ) {
1906                 require_once( "$IP/languages/Names.php" );
1907         }
1908
1909         $codes = array();
1910
1911         $d = opendir( "../languages/messages" );
1912         /* In case we are called from the root directory */
1913         if (!$d)
1914                 $d = opendir( "languages/messages");
1915         while( false !== ($f = readdir( $d ) ) ) {
1916                 $m = array();
1917                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1918                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1919                         if( isset( $wgLanguageNames[$code] ) ) {
1920                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1921                         } else {
1922                                 $name = $code;
1923                         }
1924                         $codes[$code] = $name;
1925                 }
1926         }
1927         closedir( $d );
1928         ksort( $codes );
1929         return $codes;
1930 }
1931
1932 #Check for location of an executable
1933 # @param string $loc single location to check
1934 # @param array $names filenames to check for.
1935 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1936 function locate_executable($loc, $names, $versioninfo = false) {
1937         if (!is_array($names))
1938                 $names = array($names);
1939
1940         foreach ($names as $name) {
1941                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1942                 if (@file_exists($command)) {
1943                         if (!$versioninfo)
1944                                 return $command;
1945
1946                         $file = str_replace('$1', $command, $versioninfo[0]);
1947                         if (strstr(`$file`, $versioninfo[1]) !== false)
1948                                 return $command;
1949                 }
1950         }
1951         return false;
1952 }
1953
1954 # Test a memcached server
1955 function testMemcachedServer( $server ) {
1956         $hostport = explode(":", $server);
1957         $errstr = false;
1958         $fp = false;
1959         if ( !function_exists( 'fsockopen' ) ) {
1960                 $errstr = "Can't connect to memcached, fsockopen() not present";
1961         }
1962         if ( !$errstr && count( $hostport ) != 2 ) {
1963                 $errstr = 'Please specify host and port';
1964         }
1965         if ( !$errstr ) {
1966                 list( $host, $port ) = $hostport;
1967                 $errno = 0;
1968                 $fsockerr = '';
1969
1970                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1971                 if ( $fp === false ) {
1972                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1973                 }
1974         }
1975         if ( !$errstr ) {
1976                 $command = "version\r\n";
1977                 $bytes = fwrite( $fp, $command );
1978                 if ( $bytes != strlen( $command ) ) {
1979                         $errstr = "Cannot write to memcached socket on $host:$port";
1980                 }
1981         }
1982         if ( !$errstr ) {
1983                 $expected = "VERSION ";
1984                 $response = fread( $fp, strlen( $expected ) );
1985                 if ( $response != $expected ) {
1986                         $errstr = "Didn't get correct memcached response from $host:$port";
1987                 }
1988         }
1989         if ( $fp ) {
1990                 fclose( $fp );
1991         }
1992         if ( !$errstr ) {
1993                 echo "<li>Connected to memcached on $host:$port successfully";
1994         }
1995         return $errstr;
1996 }
1997
1998 function database_picker($conf) {
1999         global $ourdb;
2000         print "\n";
2001         foreach(array_keys($ourdb) as $db) {
2002                 if ($ourdb[$db]['havedriver']) {
2003                         print "\t<li>";
2004                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
2005                         print "</li>\n";
2006                 }
2007         }
2008         print "\n\t";
2009 }
2010
2011 function database_switcher($db) {
2012         global $ourdb;
2013         $color = $ourdb[$db]['bgcolor'];
2014         $full = $ourdb[$db]['fullname'];
2015         print "<fieldset id='$db'><legend>$full specific options</legend>\n";
2016 }
2017
2018 function printListItem( $item ) {
2019         print "<li>$item</li>";
2020 }
2021
2022 # Determine a suitable value for $wgShellLocale
2023 function getShellLocale( $wikiLang ) {
2024         # Give up now if we're in safe mode or open_basedir
2025         # It's theoretically possible but tricky to work with
2026         if ( wfIniGetBool( "safe_mode" ) || ini_get( 'open_basedir' ) ) {
2027                 return false;
2028         }
2029
2030         $os = php_uname( 's' );
2031         $supported = array( 'Linux', 'SunOS', 'HP-UX' ); # Tested these
2032         if ( !in_array( $os, $supported ) ) {
2033                 return false;
2034         }
2035
2036         # Get a list of available locales
2037         $lines = $ret = false;
2038         exec( '/usr/bin/locale -a', $lines, $ret );
2039         if ( $ret ) {
2040                 return false;
2041         }
2042
2043         $lines = array_map( 'trim', $lines );
2044         $candidatesByLocale = array();
2045         $candidatesByLang = array();
2046         foreach ( $lines as $line ) {
2047                 if ( $line === '' ) {
2048                         continue;
2049                 }
2050                 if ( !preg_match( '/^([a-zA-Z]+)(_[a-zA-Z]+|)\.(utf8|UTF-8)(@[a-zA-Z_]*|)$/i', $line, $m ) ) {
2051                         continue;
2052                 }
2053                 list( $all, $lang, $territory, $charset, $modifier ) = $m;
2054                 $candidatesByLocale[$m[0]] = $m;
2055                 $candidatesByLang[$lang][] = $m;
2056         }
2057
2058         # Try the current value of LANG
2059         if ( isset( $candidatesByLocale[ getenv( 'LANG' ) ] ) ) {
2060                 return getenv( 'LANG' );
2061         }
2062
2063         # Try the most common ones
2064         $commonLocales = array( 'en_US.UTF-8', 'en_US.utf8', 'de_DE.UTF-8', 'de_DE.utf8' );
2065         foreach ( $commonLocales as $commonLocale ) {
2066                 if ( isset( $candidatesByLocale[$commonLocale] ) ) {
2067                         return $commonLocale;
2068                 }
2069         }
2070
2071         # Is there an available locale in the Wiki's language?
2072         if ( isset( $candidatesByLang[$wikiLang] ) ) {
2073                 $m = reset( $candidatesByLang[$wikiLang] );
2074                 return $m[0];
2075         }
2076
2077         # Are there any at all?
2078         if ( count( $candidatesByLocale ) ) {
2079                 $m = reset( $candidatesByLocale );
2080                 return $m[0];
2081         }
2082
2083         # Give up
2084         return false;
2085 }
2086
2087 ?>
2088
2089         <div class="license">
2090         <hr/>
2091         <p>This program is free software; you can redistribute it and/or modify
2092          it under the terms of the GNU General Public License as published by
2093          the Free Software Foundation; either version 2 of the License, or
2094          (at your option) any later version.</p>
2095
2096          <p>This program is distributed in the hope that it will be useful,
2097          but WITHOUT ANY WARRANTY; without even the implied warranty of
2098          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2099          GNU General Public License for more details.</p>
2100
2101          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
2102          along with this program; if not, write to the Free Software
2103          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2104          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
2105         </div>
2106
2107 </div></div></div>
2108
2109
2110 <div id="column-one">
2111         <div class="portlet" id="p-logo">
2112           <a style="background-image: url(../skins/common/images/mediawiki.png);"
2113             href="http://www.mediawiki.org/"
2114             title="Main Page"></a>
2115         </div>
2116         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
2117         <div class='portlet'><div class='pBody'>
2118                 <ul>
2119                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
2120                         <li><a href="../README">Readme</a></li>
2121                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
2122                         <li><a href="../docs/">Documentation</a></li>
2123                         <li><a href="http://www.mediawiki.org/wiki/Help:Contents">User's Guide</a></li>
2124                         <li><a href="http://www.mediawiki.org/wiki/Manual:Contents">Administrator's Guide</a></li>
2125                         <li><a href="http://www.mediawiki.org/wiki/Manual:FAQ">FAQ</a></li>
2126                 </ul>
2127                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright © 2001-2009 by Magnus Manske, Brion Vibber,
2128                  Lee Daniel Crocker, Tim Starling, Erik Möller, Gabriel Wicke, Ævar Arnfjörð Bjarmason, Niklas Laxström,
2129                  Domas Mituzas, Rob Church, Yuri Astrakhan, Aryeh Gregor, Aaron Schulz and others.</p>
2130         </div></div>
2131 </div>
2132
2133 </div>
2134
2135 </body>
2136 </html>