config/Installer.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 if( !defined( 'MEDIAWIKI_INSTALL' ) ) {
  23         die( 'Not an entry point.' );
  24 }
  25
  26 error_reporting( E_ALL | E_STRICT );
  27 header( "Content-type: text/html; charset=utf-8" );
  28 @ini_set( "display_errors", true );
  29
  30 # In case of errors, let output be clean.
  31 $wgRequestTime = microtime( true );
  32
  33 // Run version checks before including other files
  34 // so people don't see a scary parse error.
  35 require_once( "$IP/maintenance/install-utils.inc" );
  36 install_version_checks();
  37
  38 require_once( "$IP/includes/Defines.php" );
  39 require_once( "$IP/includes/DefaultSettings.php" );
  40 require_once( "$IP/includes/AutoLoader.php" );
  41 require_once( "$IP/includes/MagicWord.php" );
  42 require_once( "$IP/includes/Namespace.php" );
  43 require_once( "$IP/includes/ProfilerStub.php" );
  44 require_once( "$IP/includes/GlobalFunctions.php" );
  45 require_once( "$IP/includes/Hooks.php" );
  46 require_once( "$IP/includes/Exception.php" );
  47 require_once( "$IP/includes/json/Services_JSON.php" );
  48 require_once( "$IP/includes/json/FormatJson.php" );
  49
  50 # If we get an exception, the user needs to know
  51 # all the details
  52 $wgShowExceptionDetails = true;
  53 $wgShowSQLErrors = true;
  54 wfInstallExceptionHandler();
  55 ## Databases we support:
  56
  57 $ourdb = array();
  58
  59 $ourdb['mysql'] = array(
  60         'fullname'   => 'MySQL',
  61         'havedriver' => 0,
  62         'compile'    => 'mysql',
  63         'bgcolor'    => '#ffe5a7',
  64         'rootuser'   => 'root',
  65         'serverless' => false
  66 );
  67
  68 $ourdb['postgres'] = array(
  69         'fullname'   => 'PostgreSQL',
  70         'havedriver' => 0,
  71         'compile'    => 'pgsql',
  72         'bgcolor'    => '#aaccff',
  73         'rootuser'   => 'postgres',
  74         'serverless' => false
  75 );
  76
  77 $ourdb['sqlite'] = array(
  78         'fullname'   => 'SQLite',
  79         'havedriver' => 0,
  80         'compile'    => 'pdo_sqlite',
  81         'bgcolor'    => '#b1ebb1',
  82         'rootuser'   => '',
  83         'serverless' =>  true
  84 );
  85
  86 $ourdb['mssql'] = array(
  87         'fullname'   => 'MSSQL',
  88         'havedriver' => 0,
  89         'compile'    => 'mssql_not_ready', # Change to 'mssql' after includes/DatabaseMssql.php added;
  90         'bgcolor'    => '#ffc0cb',
  91         'rootuser'   => 'administrator',
  92         'serverless' => false
  93 );
  94
  95 $ourdb['ibm_db2'] = array(
  96         'fullname'   => 'DB2',
  97         'havedriver' => 0,
  98         'compile'    => 'ibm_db2',
  99         'bgcolor'    => '#ffeba1',
 100         'rootuser'   => 'db2admin',
 101         'serverless' => false
 102 );
 103
 104 $ourdb['oracle'] = array(
 105         'fullname'   => 'Oracle',
 106         'havedriver' => 0,
 107         'compile'    => 'oci8',
 108         'bgcolor'    => '#ffeba1',
 109         'rootuser'   => 'sys',
 110         'serverless' => false
 111 );
 112
 113 ?>
 114 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 115 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" dir="ltr">
 116 <head>
 117         <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
 118         <meta name="robots" content="noindex,nofollow"/>
 119         <title>MediaWiki <?php echo htmlspecialchars( $wgVersion ); ?> Installation</title>
 120         <style type="text/css">
 121
 122                 @import "../skins/monobook/main.css";
 123
 124                 .env-check {
 125                         font-size: 90%;
 126                         margin: 1em 0 1em 2.5em;
 127                 }
 128
 129                 .config-section {
 130                         margin-top: 2em;
 131                 }
 132
 133                 .config-section label.column {
 134                         clear: left;
 135                         font-weight: bold;
 136                         width: 13em;
 137                         float: left;
 138                         text-align: right;
 139                         padding-right: 1em;
 140                         padding-top: .2em;
 141                 }
 142
 143                 .config-input {
 144                         clear: left;
 145                         zoom: 100%; /* IE hack */
 146                 }
 147
 148                 .config-section .config-desc {
 149                         clear: left;
 150                         margin: 0 0 2em 18em;
 151                         padding-top: 1em;
 152                         font-size: 85%;
 153                 }
 154
 155                 .iput-text, .iput-password {
 156                         width: 14em;
 157                         margin-right: 1em;
 158                 }
 159
 160                 .error {
 161                         color: red;
 162                         background-color: #fff;
 163                         font-weight: bold;
 164                         left: 1em;
 165                         font-size: 100%;
 166                 }
 167
 168                 .error-top {
 169                         color: red;
 170                         background-color: #FFF0F0;
 171                         border: 2px solid red;
 172                         font-size: 130%;
 173                         font-weight: bold;
 174                         padding: 1em 1.5em;
 175                         margin: 2em 0 1em;
 176                 }
 177
 178                 ul.plain {
 179                         list-style-type: none;
 180                         list-style-image: none;
 181                         float: left;
 182                         margin: 0;
 183                         padding: 0;
 184                 }
 185
 186                 .btn-install {
 187                         font-weight: bold;
 188                         font-size: 110%;
 189                         padding: .2em .3em;
 190                 }
 191
 192                 .license {
 193                         font-size: 85%;
 194                         padding-top: 3em;
 195                 }
 196
 197                 span.success-message {
 198                         font-weight: bold;
 199                         font-size: 110%;
 200                         color: green;
 201                 }
 202
 203                 .success-box {
 204                         font-size: 130%;
 205                 }
 206
 207         </style>
 208         <script type="text/javascript">
 209         <!--
 210         <?php echo 'var databases = ' . FormatJson::encode( $ourdb ) . ';'; ?>
 211
 212         function show(id, showOrHide) {
 213                 var i = document.getElementById(id);
 214                 if (i) i.style.display = showOrHide ? 'block' : 'none';
 215         }
 216         function hideall() {
 217                 for (db in databases) {
 218                         show(db, false);
 219                 }
 220         }
 221         function toggleDBarea(id, defaultroot) {
 222                 hideall();
 223                 var dbarea = document.getElementById(id);
 224                 if (dbarea) dbarea.style.display = (dbarea.style.display == 'none') ? 'block' : 'none';
 225                 var db = document.getElementById('RootUser');
 226                 db.value = databases[id].rootuser;
 227                 show('db-server-settings1', !databases[id].serverless);
 228                 show('db-server-settings2', !databases[id].serverless);
 229         }
 230         // -->
 231         </script>
 232 </head>
 233
 234 <body>
 235 <div id="globalWrapper">
 236 <div id="column-content">
 237 <div id="content">
 238 <div id="bodyContent">
 239
 240 <h1>MediaWiki <?php print htmlspecialchars( $wgVersion ) ?> Installation</h1>
 241
 242 <?php
 243 $mainListOpened = false; # Is the main list (environement checking) opend ? Used by dieout
 244
 245 /* Check for existing configurations and bug out! */
 246
 247 if( file_exists( "../LocalSettings.php" ) ) {
 248         $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 249         dieout( "<p><strong>Setup has completed, <a href='../$script'>your wiki</a> is configured.</strong></p>
 250         <p>Please delete the /config directory for extra security.</p>" );
 251 }
 252
 253 if( file_exists( "./LocalSettings.php" ) ) {
 254         writeSuccessMessage();
 255         dieout( '' );
 256 }
 257
 258 if( !is_writable( "." ) ) {
 259         dieout( "<h2>Can't write config file, aborting</h2>
 260
 261         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 262         writable by the web server. Once configuration is done you'll move the created
 263         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 264         then remove the <tt>config</tt> subdirectory entirely.</p>
 265
 266         <p>To make the directory writable on a Unix/Linux system:</p>
 267
 268         <pre>
 269         cd <i>" . htmlspecialchars( dirname( dirname( __FILE__ ) ) ) . "</i>
 270         chmod a+w config
 271         </pre>
 272
 273         <p>Afterwards retry to start the <a href=\"\">setup</a>.</p>" );
 274 }
 275
 276
 277 require_once( "$IP/maintenance/updaters.inc" );
 278
 279 class ConfigData {
 280         function getEncoded( $data ) {
 281                 # removing latin1 support, no need...
 282                 return $data;
 283         }
 284         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 285         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 286         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 287
 288         function setSchema( $schema, $engine ) {
 289                 $this->DBschema = $schema;
 290                 if ( !preg_match( '/^\w*$/', $engine ) ){
 291                         $engine = 'InnoDB';
 292                 }
 293                 switch ( $this->DBschema ) {
 294                         case 'mysql5':
 295                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=utf8";
 296                                 $this->DBmysql5 = 'true';
 297                                 break;
 298                         case 'mysql5-binary':
 299                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=binary";
 300                                 $this->DBmysql5 = 'true';
 301                                 break;
 302                         default:
 303                                 $this->DBTableOptions = "TYPE=$engine";
 304                                 $this->DBmysql5 = 'false';
 305                 }
 306                 $this->DBengine = $engine;
 307
 308                 # Set the global for use during install
 309                 global $wgDBTableOptions;
 310                 $wgDBTableOptions = $this->DBTableOptions;
 311         }
 312 }
 313
 314 ?>
 315
 316 <ul>
 317         <li>
 318                 <b>Don't forget security updates!</b> Keep an eye on the
 319                 <a href="http://lists.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 320                 release announcements mailing list</a>.
 321         </li>
 322 </ul>
 323
 324
 325 <h2>Checking environment...</h2>
 326 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 327 <ul class="env-check">
 328 <?php
 329 $mainListOpened = true;
 330
 331 $endl = "
 332 ";
 333 define( 'MW_NO_OUTPUT_BUFFER', 1 );
 334 $conf = new ConfigData;
 335
 336 install_version_checks();
 337 $self = 'Installer'; # Maintenance script name, to please Setup.php
 338
 339 print "<li>PHP " . htmlspecialchars( phpversion() ) . " installed</li>\n";
 340
 341 error_reporting( 0 );
 342 $phpdatabases = array();
 343 foreach (array_keys($ourdb) as $db) {
 344         $compname = $ourdb[$db]['compile'];
 345         if( extension_loaded( $compname ) || ( mw_have_dl() && dl( "{$compname}." . PHP_SHLIB_SUFFIX ) ) ) {
 346                 array_push($phpdatabases, $db);
 347                 $ourdb[$db]['havedriver'] = 1;
 348         }
 349 }
 350 error_reporting( E_ALL | E_STRICT );
 351
 352 if (!$phpdatabases) {
 353         print "Could not find a suitable database driver!<ul>";
 354         foreach (array_keys($ourdb) AS $db) {
 355                 $comp = $ourdb[$db]['compile'];
 356                 $full = $ourdb[$db]['fullname'];
 357                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 358                         ."or install the $comp.so module</li>\n";
 359         }
 360         echo '</ul>';
 361         dieout( '' );
 362 }
 363
 364 print "<li>Found database drivers for:";
 365 $DefaultDBtype = '';
 366 foreach (array_keys($ourdb) AS $db) {
 367         if ($ourdb[$db]['havedriver']) {
 368                 if ( $DefaultDBtype == '' ) {
 369                         $DefaultDBtype = $db;
 370                 }
 371                 print "  ".$ourdb[$db]['fullname'];
 372         }
 373 }
 374 print "</li>\n";
 375
 376 if( wfIniGetBool( "register_globals" ) ) {
 377         ?>
 378         <li>
 379                 <div style="font-size:110%">
 380                 <strong class="error">Warning:</strong>
 381                 <strong>PHP's <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 382                 </div>
 383                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 384         </li>
 385         <?php
 386 }
 387
 388 $fatal = false;
 389
 390 if( wfIniGetBool( "magic_quotes_runtime" ) ) {
 391         $fatal = true;
 392         ?><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>
 393         This option corrupts data input unpredictably; you cannot install or use
 394         MediaWiki unless this option is disabled.</li>
 395         <?php
 396 }
 397
 398 if( wfIniGetBool( "magic_quotes_sybase" ) ) {
 399         $fatal = true;
 400         ?><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>
 401         This option corrupts data input unpredictably; you cannot install or use
 402         MediaWiki unless this option is disabled.</li>
 403         <?php
 404 }
 405
 406 if( wfIniGetBool( "mbstring.func_overload" ) ) {
 407         $fatal = true;
 408         ?><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>
 409         This option causes errors and may corrupt data unpredictably;
 410         you cannot install or use MediaWiki unless this option is disabled.</li>
 411         <?php
 412 }
 413
 414 if( wfIniGetBool( "zend.ze1_compatibility_mode" ) ) {
 415         $fatal = true;
 416         ?><li class="error"><strong>Fatal: <a href="http://www.php.net/manual/en/ini.core.php">zend.ze1_compatibility_mode</a> is active!</strong>
 417         This option causes horrible bugs with MediaWiki; you cannot install or use
 418         MediaWiki unless this option is disabled.</li>
 419         <?php
 420 }
 421
 422
 423 if( $fatal ) {
 424         dieout( "Cannot install MediaWiki." );
 425 }
 426
 427 if( wfIniGetBool( "safe_mode" ) ) {
 428         $conf->safeMode = true;
 429         ?>
 430         <li><b class='error'>Warning:</b> <strong>PHP's
 431         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 432         You may have problems caused by this, particularly if using image uploads.
 433         </li>
 434         <?php
 435 } else {
 436         $conf->safeMode = false;
 437 }
 438
 439 $sapi = htmlspecialchars( php_sapi_name() );
 440 print "<li>PHP server API is $sapi; ";
 441 $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 442 if( $wgUsePathInfo ) {
 443  print "ok, using pretty URLs (<tt>$script/Page_Title</tt>)";
 444 } else {
 445         print "using ugly URLs (<tt>$script?title=Page_Title</tt>)";
 446 }
 447 print "</li>\n";
 448
 449 $conf->xml = function_exists( "utf8_encode" );
 450 if( $conf->xml ) {
 451         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 452 } else {
 453         dieout( "PHP's XML module is missing; the wiki requires functions in
 454                 this module and won't work in this configuration.
 455                 If you're running Mandrake, install the php-xml package." );
 456 }
 457
 458 # Check for session support
 459 if( !function_exists( 'session_name' ) )
 460         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 461
 462 # session.save_path doesn't *have* to be set, but if it is, and it's
 463 # not valid/writable/etc. then it can cause problems
 464 $sessionSavePath = mw_get_session_save_path();
 465 $ssp = htmlspecialchars( $sessionSavePath );
 466 # Warn the user if it's not set, but let them proceed
 467 if( !$sessionSavePath ) {
 468         print "<li><strong>Warning:</strong> A value for <tt>session.save_path</tt>
 469         has not been set in PHP.ini. If the default value causes problems with
 470         saving session data, set it to a valid path which is read/write/execute
 471         for the user your web server is running under.</li>";
 472 } elseif ( is_dir( $sessionSavePath ) && is_writable( $sessionSavePath ) ) {
 473         # All good? Let the user know
 474         print "<li>Session save path (<tt>{$ssp}</tt>) appears to be valid.</li>";
 475 } else {
 476         # Something not right? Warn the user, but let them proceed
 477         print "<li><strong>Warning:</strong> Your <tt>session.save_path</tt> value (<tt>{$ssp}</tt>)
 478                 appears to be invalid or is not writable. PHP needs to be able to save data to
 479                 this location for correct session operation.</li>";
 480 }
 481
 482 # Check for PCRE support
 483 if( !function_exists( 'preg_match' ) )
 484         dieout( "The PCRE support module appears to be missing. MediaWiki requires the
 485         Perl-compatible regular expression functions." );
 486
 487 # The installer can take a while, and we really don't want it to time out
 488 wfSuppressWarnings();
 489 set_time_limit( 0 );
 490 wfRestoreWarnings();
 491
 492 $memlimit = ini_get( "memory_limit" );
 493 if( $memlimit == -1 ) {
 494         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 495 } else {
 496         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ). " bytes. ";
 497         $newlimit = wfMemoryLimit();
 498         $memlimit = wfShorthandToInteger( $memlimit );
 499         if( $newlimit < $memlimit ) {
 500                 print "<b>Failed raising limit, installation may fail.</b>";
 501         } elseif ( $newlimit > $memlimit )  {
 502                 print "Raised <tt>memory_limit</tt> to " . htmlspecialchars( $newlimit ) . " bytes. ";
 503         }
 504         print "</li>\n";
 505 }
 506
 507 $conf->turck = function_exists( 'mmcache_get' );
 508 if ( $conf->turck ) {
 509         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 510 }
 511
 512 $conf->xcache = function_exists( 'xcache_get' );
 513 if( $conf->xcache )
 514         print "<li><a href=\"http://trac.lighttpd.net/xcache/\">XCache</a> installed</li>\n";
 515
 516 $conf->apc = function_exists('apc_fetch');
 517 if ($conf->apc ) {
 518         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>\n";
 519 }
 520
 521 $conf->eaccel = function_exists( 'eaccelerator_get' );
 522 if ( $conf->eaccel ) {
 523         $conf->turck = 'eaccelerator';
 524         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 525 }
 526
 527 $conf->dba = function_exists( 'dba_open' );
 528
 529 if( !( $conf->turck || $conf->eaccel || $conf->apc || $conf->xcache ) ) {
 530         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 531                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a>,
 532                 <a href="http://www.php.net/apc">APC</a> or <a href="http://trac.lighttpd.net/xcache/">XCache</a>;
 533                 cannot use these for object caching.</li>' );
 534 }
 535
 536 $conf->phpCliPath = false;
 537 $phpClilocations = array_merge(
 538         array(
 539                 "/usr/bin",
 540                 "/usr/local/bin",
 541                 "/opt/csw/bin",
 542                 "/usr/gnu/bin",
 543                 "/usr/sfw/bin" ),
 544         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 545 $phpClinames = array( "php", "php.exe" );
 546 foreach ($phpClilocations as $loc) {
 547         $exe = locate_executable($loc, $phpClinames);
 548         if ($exe !== false) {
 549                 $conf->phpCliPath= $exe;
 550                 break;
 551         }
 552 }
 553
 554 $conf->diff3 = false;
 555 $diff3locations = array_merge(
 556         array(
 557                 "/usr/bin",
 558                 "/usr/local/bin",
 559                 "/opt/csw/bin",
 560                 "/usr/gnu/bin",
 561                 "/usr/sfw/bin" ),
 562         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 563 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 564
 565 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 566 foreach ($diff3locations as $loc) {
 567         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 568         if ($exe !== false) {
 569                 $conf->diff3 = $exe;
 570                 break;
 571         }
 572 }
 573
 574 if ($conf->diff3)
 575         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 576 else
 577         print "<li>GNU diff3 not found.</li>";
 578
 579 $conf->ImageMagick = false;
 580 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 581 foreach( $imcheck as $dir ) {
 582         $im = "$dir/convert";
 583         if( @file_exists( $im ) ) {
 584                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 585                 $conf->ImageMagick = $im;
 586                 break;
 587         }
 588 }
 589
 590 $conf->HaveGD = function_exists( "imagejpeg" );
 591 if( $conf->HaveGD ) {
 592         print "<li>Found GD graphics library built-in";
 593         if( !$conf->ImageMagick ) {
 594                 print ", image thumbnailing will be enabled if you enable uploads";
 595         }
 596         print ".</li>\n";
 597 } else {
 598         if( !$conf->ImageMagick ) {
 599                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 600         }
 601 }
 602
 603 $conf->IP = dirname( dirname( __FILE__ ) );
 604 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 605
 606
 607 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 608 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 609 // to get the path to the current script... hopefully it's reliable. SIGH
 610 $path = ($_SERVER["PHP_SELF"] === '')
 611         ? $_SERVER["SCRIPT_NAME"]
 612         : $_SERVER["PHP_SELF"];
 613
 614 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 615 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 616
 617
 618
 619 // We may be installing from *.php5 extension file, if so, print message
 620 $conf->ScriptExtension = '.php';
 621 if (defined('MW_INSTALL_PHP5_EXT')) {
 622     $conf->ScriptExtension = '.php5';
 623     print "<li>Installing MediaWiki with <tt>php5</tt> file extensions</li>\n";
 624 } else {
 625     print "<li>Installing MediaWiki with <tt>php</tt> file extensions</li>\n";
 626 }
 627
 628
 629 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 630         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 631
 632         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 633         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 634                 ? 'root@localhost'
 635                 : $_SERVER["SERVER_ADMIN"];
 636         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 637         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 638         if ( !isset( $ourdb[$conf->DBtype] ) ) {
 639                 $conf->DBtype = $DefaultDBtype;
 640         }
 641
 642         $conf->DBserver = importPost( "DBserver", "localhost" );
 643         $conf->DBname = importPost( "DBname", "wikidb" );
 644         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 645         $conf->DBpassword = importPost( "DBpassword" );
 646         $conf->DBpassword2 = importPost( "DBpassword2" );
 647         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 648         $conf->SysopPass = importPost( "SysopPass" );
 649         $conf->SysopPass2 = importPost( "SysopPass2" );
 650         $conf->RootUser = importPost( "RootUser", "root" );
 651         $conf->RootPW = importPost( "RootPW", "" );
 652         $useRoot = importCheck( 'useroot', false );
 653         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 654         ## MySQL specific:
 655         $conf->DBprefix     = importPost( "DBprefix" );
 656         $conf->setSchema(
 657                 importPost( "DBschema", "mysql5-binary" ),
 658                 importPost( "DBengine", "InnoDB" ) );
 659
 660         ## Postgres specific:
 661         $conf->DBport      = importPost( "DBport",      "5432" );
 662         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 663         $conf->DBpgschema  = importPost( "DBpgschema",  "mediawiki" );
 664
 665         ## SQLite specific
 666         $conf->SQLiteDataDir = importPost( "SQLiteDataDir", "" );
 667
 668         ## MSSQL specific
 669         // We need a second field so it doesn't overwrite the MySQL one
 670         $conf->DBprefix2 = importPost( "DBprefix2" );
 671
 672         ## DB2 specific:
 673         // New variable in order to have a different default port number
 674         $conf->DBport_db2   = importPost( "DBport_db2",      "50000" );
 675         $conf->DBcataloged  = importPost( "DBcataloged",  "cataloged" );
 676         $conf->DBdb2schema  = importPost( "DBdb2schema",  "mediawiki" );
 677
 678         // Oracle specific
 679         $conf->DBprefix_ora     = importPost( "DBprefix_ora" );
 680         $conf->DBdefTS_ora     = importPost( "DBdefTS_ora", "USERS" );
 681         $conf->DBtempTS_ora     = importPost( "DBtempTS_ora", "TEMP" );
 682
 683         $conf->ShellLocale = getShellLocale( $conf->LanguageCode );
 684
 685 /* Check for validity */
 686 $errs = array();
 687
 688 if( preg_match( '/^$|^mediawiki$|#/i', $conf->Sitename ) ) {
 689         $errs["Sitename"] = "Must not be blank or \"MediaWiki\" and may not contain \"#\"";
 690 }
 691 if( !$ourdb[$conf->DBtype]['serverless'] ) {
 692         if( $conf->DBuser == "" ) {
 693                 $errs["DBuser"] = "Must not be blank";
 694         }
 695         if( ($conf->DBtype == 'mysql') && (strlen($conf->DBuser) > 16) ) {
 696                 $errs["DBuser"] = "Username too long";
 697         }
 698         if( $conf->DBpassword == "" && $conf->DBtype != "postgres" ) {
 699                 $errs["DBpassword"] = "Must not be blank";
 700         }
 701         if( $conf->DBpassword != $conf->DBpassword2 ) {
 702                 $errs["DBpassword2"] = "Passwords don't match!";
 703         }
 704 }
 705 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 706         $errs["DBprefix"] = "Invalid table prefix";
 707 } else {
 708         untaint( $conf->DBprefix, TC_MYSQL );
 709 }
 710 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix_ora ) ) {
 711         $errs["DBprefix_ora"] = "Invalid table prefix";
 712 }
 713
 714 error_reporting( E_ALL | E_STRICT );
 715
 716 /**
 717  * Initialise $wgLang and $wgContLang to something so we can
 718  * call case-folding methods. Per Brion, this is English for
 719  * now, although we could be clever and initialise to the
 720  * user-selected language.
 721  */
 722 $wgContLang = Language::factory( 'en' );
 723 $wgLang = $wgContLang;
 724
 725 /**
 726  * We're messing about with users, so we need a stub
 727  * authentication plugin...
 728  */
 729 $wgAuth = new AuthPlugin();
 730
 731 /**
 732  * Validate the initial administrator account; username,
 733  * password checks, etc.
 734  */
 735 if( $conf->SysopName ) {
 736         # Check that the user can be created
 737         $u = User::newFromName( $conf->SysopName );
 738         if( $u instanceof User ) {
 739                 # Various password checks
 740                 if( $conf->SysopPass != '' ) {
 741                         if( $conf->SysopPass == $conf->SysopPass2 ) {
 742                                 if( !$u->isValidPassword( $conf->SysopPass ) ) {
 743                                         $errs['SysopPass'] = "Bad password";
 744                                 }
 745                         } else {
 746                                 $errs['SysopPass2'] = "Passwords don't match";
 747                         }
 748                 } else {
 749                         $errs['SysopPass'] = "Cannot be blank";
 750                 }
 751                 unset( $u );
 752         } else {
 753                 $errs['SysopName'] = "Bad username";
 754         }
 755 }
 756
 757 $conf->License = importRequest( "License", "none" );
 758 if( $conf->License == "gfdl1_2" ) {
 759         $conf->RightsUrl = "http://www.gnu.org/licenses/old-licenses/fdl-1.2.txt";
 760         $conf->RightsText = "GNU Free Documentation License 1.2";
 761         $conf->RightsCode = "gfdl1_2";
 762         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 763 } elseif( $conf->License == "gfdl1_3" ) {
 764         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 765         $conf->RightsText = "GNU Free Documentation License 1.3";
 766         $conf->RightsCode = "gfdl1_3";
 767         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 768 } elseif( $conf->License == "none" ) {
 769         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 770 } elseif( $conf->License == "pd" ) {
 771         $conf->RightsUrl = "http://creativecommons.org/licenses/publicdomain/";
 772         $conf->RightsText = "Public Domain";
 773         $conf->RightsCode = "pd";
 774         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/public-domain.png';
 775 } else {
 776         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 777         $conf->RightsText = importRequest( "RightsText", "" );
 778         $conf->RightsCode = importRequest( "RightsCode", "" );
 779         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 780 }
 781
 782 $conf->Shm = importRequest( "Shm", "none" );
 783 $conf->MCServers = importRequest( "MCServers" );
 784
 785 /* Test memcached servers */
 786
 787 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 788         $conf->MCServerArray = wfArrayMap( 'trim', explode( ',', $conf->MCServers ) );
 789         foreach ( $conf->MCServerArray as $server ) {
 790                 $error = testMemcachedServer( $server );
 791                 if ( $error ) {
 792                         $errs["MCServers"] = $error;
 793                         break;
 794                 }
 795         }
 796 } else if ( $conf->Shm == 'memcached' ) {
 797         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 798 }
 799
 800 /* default values for installation */
 801 $conf->Email     = importRequest("Email", "email_enabled");
 802 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 803 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 804 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 805
 806 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 807         do { /* So we can 'continue' to end prematurely */
 808                 $conf->Root = ($conf->RootPW != "");
 809
 810                 /* Load up the settings and get installin' */
 811                 $local = writeLocalSettings( $conf );
 812                 echo "<li style=\"list-style: none\">\n";
 813                 echo "<p><b>Generating configuration file...</b></p>\n";
 814                 echo "</li>\n";
 815
 816                 $wgCommandLineMode = false;
 817                 chdir( ".." );
 818                 $ok = eval( $local );
 819                 if( $ok === false ) {
 820                         dieout( "<p>Errors in generated configuration; " .
 821                                 "most likely due to a bug in the installer... " .
 822                                 "Config file was: </p>" .
 823                                 "<pre>" .
 824                                 htmlspecialchars( $local ) .
 825                                 "</pre>" );
 826                 }
 827                 $conf->DBtypename = '';
 828                 foreach (array_keys($ourdb) as $db) {
 829                         if ($conf->DBtype === $db)
 830                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 831                 }
 832                 if ( ! strlen($conf->DBtype)) {
 833                         $errs["DBpicktype"] = "Please choose a database type";
 834                         continue;
 835                 }
 836
 837                 if (! $conf->DBtypename) {
 838                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 839                         continue;
 840                 }
 841                 print "<li>Database type: " . htmlspecialchars( $conf->DBtypename ) . "</li>\n";
 842                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 843                 $wgDBtype = $conf->DBtype;
 844                 $wgDBadminuser = "root";
 845                 $wgDBadminpassword = $conf->RootPW;
 846
 847                 ## Mysql specific:
 848                 $wgDBprefix = $conf->DBprefix;
 849
 850                 ## Postgres specific:
 851                 $wgDBport      = $conf->DBport;
 852                 $wgDBts2schema = $conf->DBts2schema;
 853
 854                 if( $wgDBtype == 'postgres' ) {
 855                         $wgDBmwschema = $conf->DBpgschema;
 856                 } elseif ( $wgDBtype == 'ibm_db2' ) {
 857                         $wgDBmwschema = $conf->DBdb2schema;
 858                 }
 859
 860                 if( $conf->DBprefix2 != '' ) {
 861                         // For MSSQL
 862                         $wgDBprefix = $conf->DBprefix2;
 863                 } elseif( $conf->DBprefix_ora != '' ) {
 864                         // For Oracle
 865                         $wgDBprefix = $conf->DBprefix_ora;
 866                 }
 867
 868                 ## DB2 specific:
 869                 $wgDBcataloged = $conf->DBcataloged;
 870
 871                 $wgCommandLineMode = true;
 872                 if (! defined ( 'STDERR' ) )
 873                         define( 'STDERR', fopen("php://stderr", "wb"));
 874                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 875                 require_once( "$IP/includes/Setup.php" );
 876                 Language::getLocalisationCache()->disableBackend();
 877
 878                 chdir( "config" );
 879
 880                 $wgTitle = Title::newFromText( "Installation script" );
 881                 error_reporting( E_ALL | E_STRICT );
 882                 print "<li>Loading class: " . htmlspecialchars( $dbclass ) . "</li>\n";
 883                 if ( $conf->DBtype != 'sqlite' ) {
 884                         $dbc = new $dbclass;
 885                 }
 886
 887                 if( $conf->DBtype == 'mysql' ) {
 888                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 889                         if( $mysqlOldClient ) {
 890                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 891                                         using a MySQL 4.1 server and have problems connecting to the database,
 892                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 893                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 894                         }
 895                         $ok = true; # Let's be optimistic
 896
 897                         # Decide if we're going to use the superuser or the regular database user
 898                         $conf->Root = $useRoot;
 899                         if( $conf->Root ) {
 900                                 $db_user = $conf->RootUser;
 901                                 $db_pass = $conf->RootPW;
 902                         } else {
 903                                 $db_user = $wgDBuser;
 904                                 $db_pass = $wgDBpassword;
 905                         }
 906
 907                         # Attempt to connect
 908                         echo( "<li>Attempting to connect to database server as " . htmlspecialchars( $db_user ) . "..." );
 909                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 910
 911                         # Check the connection and respond to errors
 912                         if( $wgDatabase->isOpen() ) {
 913                                 # Seems OK
 914                                 $ok = true;
 915                                 $wgDBadminuser = $db_user;
 916                                 $wgDBadminpassword = $db_pass;
 917                                 echo( "success.</li>\n" );
 918                                 $wgDatabase->ignoreErrors( true );
 919                                 $myver = $wgDatabase->getServerVersion();
 920                         } else {
 921                                 # There were errors, report them and back out
 922                                 $ok = false;
 923                                 $errno = mysql_errno();
 924                                 $errtx = htmlspecialchars( mysql_error() );
 925                                 switch( $errno ) {
 926                                         case 1045:
 927                                         case 2000:
 928                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 929                                                 if( $conf->Root ) {
 930                                                         # The superuser details are wrong
 931                                                         $errs["RootUser"] = "Check username";
 932                                                         $errs["RootPW"] = "and password";
 933                                                 } else {
 934                                                         # The regular user details are wrong
 935                                                         $errs["DBuser"] = "Check username";
 936                                                         $errs["DBpassword"] = "and password";
 937                                                 }
 938                                                 break;
 939                                         case 2002:
 940                                         case 2003:
 941                                         default:
 942                                                 # General connection problem
 943                                                 echo( htmlspecialchars( "failed with error [$errno] $errtx." ) . "</li>\n" );
 944                                                 $errs["DBserver"] = "Connection failed";
 945                                                 break;
 946                                 } # switch
 947                         } #conn. att.
 948
 949                         if( !$ok ) { continue; }
 950                 }
 951                 else if( $conf->DBtype == 'ibm_db2' ) {
 952                         if( $useRoot ) {
 953                                 $db_user = $conf->RootUser;
 954                                 $db_pass = $conf->RootPW;
 955                         } else {
 956                                 $db_user = $wgDBuser;
 957                                 $db_pass = $wgDBpassword;
 958                         }
 959
 960                         echo( "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) .
 961                                 "\" as \"" . htmlspecialchars( $db_user ) . "\"..." );
 962                         $wgDatabase = $dbc->newFromParams($wgDBserver, $db_user, $db_pass, $wgDBname, 1);
 963                         // enable extra debug messages
 964                         $dbc->setMode(DatabaseIbm_db2::INSTALL_MODE);
 965                         $wgDatabase->setMode(DatabaseIbm_db2::INSTALL_MODE);
 966
 967                         if (!$wgDatabase->isOpen()) {
 968                                 print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
 969                         } else {
 970                                 $myver = $wgDatabase->getServerVersion();
 971                         }
 972                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 973
 974                 } elseif ( $conf->DBtype == 'sqlite' ) {
 975                         if ("$wgSQLiteDataDir" == '') {
 976                                 $wgSQLiteDataDir = dirname($_SERVER['DOCUMENT_ROOT']).'/data';
 977                         }
 978                         echo '<li>Attempting to connect to SQLite database at "' .
 979                                 htmlspecialchars( $wgSQLiteDataDir ) . '": ';
 980                         if ( !is_dir( $wgSQLiteDataDir ) ) {
 981                                 if ( is_writable( dirname( $wgSQLiteDataDir ) ) ) {
 982                                         $ok = wfMkdirParents( $wgSQLiteDataDir, $wgSQLiteDataDirMode );
 983                                 } else {
 984                                         $ok = false;
 985                                 }
 986                                 if ( !$ok ) {
 987                                         echo "cannot create data directory</li>";
 988                                         $errs['SQLiteDataDir'] = 'Enter a valid data directory';
 989                                         continue;
 990                                 }
 991                         }
 992                         if ( !is_writable( $wgSQLiteDataDir ) ) {
 993                                 echo "data directory not writable</li>";
 994                                 $errs['SQLiteDataDir'] = 'Enter a writable data directory';
 995                                 continue;
 996                         }
 997                         $dataFile = DatabaseSqlite::generateFileName( $wgSQLiteDataDir, $wgDBname );
 998                         if ( file_exists( $dataFile ) ) {
 999                                 if ( !is_writable( $dataFile ) ) {
1000                                         echo "data file not writable</li>";
1001                                         $errs['SQLiteDataDir'] = basename( $dataFile ) . " is not writable";
1002                                         continue;
1003                                 }
1004                         } else {
1005                                 if ( file_put_contents( $dataFile, '' ) === false ) {
1006                                         echo 'could not create database file "' . htmlspecialchars( basename( $dataFile ) ) . "\"</li>\n";
1007                                         $errs['SQLiteDataDir'] = "couldn't create " . basename( $dataFile );
1008                                         continue;
1009                                 }
1010                         }
1011                         try {
1012                                 $wgDatabase = new DatabaseSqlite( false, false, false, $wgDBname, 1 );
1013                         }
1014                         catch( MWException $ex ) {
1015                                 echo 'error: ' . htmlspecialchars( $ex->getMessage() ) . "</li>\n";
1016                                 continue;
1017                         }
1018
1019                         if (!$wgDatabase->isOpen()) {
1020                                 print "error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1021                                 $errs['SQLiteDataDir'] = 'Could not connect to database';
1022                                 continue;
1023                         } else {
1024                                 $myver = $wgDatabase->getServerVersion();
1025                         }
1026                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
1027                         echo "ok</li>\n";
1028                 } elseif ( $conf->DBtype == 'oracle' ) {
1029                         echo "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) ."\"</li>";
1030                         $old_error_level = error_reporting();
1031                         error_reporting($old_error_level & ~E_WARNING); //disable E_WARNING for test connect (oci returns login denied as warning)
1032                         $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBuser, $wgDBpassword, $wgDBname, 1);
1033                         error_reporting($old_error_level);
1034                         if (!$wgDatabase->isOpen()) {
1035                                 $ok = true;
1036                                 echo "<li>Connect failed.</li>";
1037                                 if ($useRoot) {
1038                                         if (ini_get('oci8.privileged_connect') === false) {
1039                                                 echo "<li>Privileged connect disabled, please set oci8.privileged_connect or run maintenance/ora/user.sql script manually prior to continuing.</li>";
1040                                                 $ok = false;
1041                                         } else {
1042                                                 $wgDBadminuser = $conf->RootUser;
1043                                                 $wgDBadminpassword = $conf->RootPW;
1044                                                 echo "<li>Attempting to create DB user.</li>";
1045                                                 $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBadminuser, $wgDBadminpassword, $wgDBname, 1, 64);
1046                                                 if ($wgDatabase->isOpen()) {
1047                                                         $wgDBOracleDefTS = $conf->DBdefTS_ora;
1048                                                         $wgDBOracleTempTS = $conf->DBtempTS_ora;
1049                                                         $wgDatabase->sourceFile( "../maintenance/ora/user.sql"  );
1050                                                 } else {
1051                                                         echo "<li>Invalid database superuser, please supply a valid superuser account.</li>";
1052                                                         echo "<li>ERR: ".print_r(oci_error(), true)."</li>";
1053                                                         $ok = false;
1054                                                 }
1055                                         }
1056                                 } else {
1057                                         echo "<li>Database superuser missing, please supply a valid superuser account.</li>";
1058                                         $ok = false;
1059                                 }
1060                                 if (!$ok) {
1061                                         $errs["RootUser"] = "Check username";
1062                                         $errs["RootPW"] = "and password";
1063                                 } else {
1064                                         echo "<li>Attempting to connect to database with new user \"" . htmlspecialchars( $wgDBname ) ."\"</li>";
1065                                         $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBuser, $wgDBpassword, $wgDBname, 1);
1066                                 }
1067                         }
1068                         if ($ok) {
1069                                 $myver = $wgDatabase->getServerVersion();
1070                         }
1071                 } else { # not mysql
1072                         error_reporting( E_ALL | E_STRICT );
1073                         $wgSuperUser = '';
1074                         ## Possible connect as a superuser
1075                         // Changed !mysql to postgres check since it seems to only apply to postgres
1076                         if( $useRoot && $conf->DBtype == 'postgres' ) {
1077                                 $wgDBsuperuser = $conf->RootUser;
1078                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"" .
1079                                         htmlspecialchars( $wgDBsuperuser ) . "\"..." );
1080                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
1081                                 if (!$wgDatabase->isOpen()) {
1082                                         print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1083                                         $errs["DBserver"] = "Could not connect to database as superuser";
1084                                         $errs["RootUser"] = "Check username";
1085                                         $errs["RootPW"] = "and password";
1086                                         continue;
1087                                 }
1088                                 $wgDatabase->initial_setup($conf->RootPW, 'postgres');
1089                         }
1090                         echo( "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) .
1091                                 "\" as \"" . htmlspecialchars( $wgDBuser ) . "\"..." );
1092                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
1093                         if (!$wgDatabase->isOpen()) {
1094                                 print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1095                                 $errs["DBserver"] = "Could not connect to database as user";
1096                                 $errs["DBuser"] = "Check username";
1097                                 $errs["DBpassword"] = "and password";
1098                                 continue;
1099                         } else {
1100                                 $myver = $wgDatabase->getServerVersion();
1101                         }
1102                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
1103                 }
1104
1105                 if ( !$wgDatabase->isOpen() ) {
1106                         $errs["DBserver"] = "Couldn't connect to database";
1107                         continue;
1108                 }
1109
1110                 print "<li>Connected to " . htmlspecialchars( "{$conf->DBtype} $myver" );
1111                 if ($conf->DBtype == 'mysql') {
1112                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
1113                                 print "</li>\n";
1114                                 dieout( "-- mysql 4.0.14 or later required. Aborting." );
1115                         }
1116                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
1117                         if( $mysqlNewAuth && $mysqlOldClient ) {
1118                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
1119                                         to old client libraries; if you have trouble with authentication, see
1120                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
1121                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
1122                         }
1123                         if( $wgDBmysql5 ) {
1124                                 if( $mysqlNewAuth ) {
1125                                         print "; enabling MySQL 4.1/5.0 charset mode";
1126                                 } else {
1127                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
1128                                                 but older version detected; will likely fail.</b>";
1129                                 }
1130                         }
1131                         print "</li>\n";
1132
1133                         @$sel = $wgDatabase->selectDB( $wgDBname );
1134                         if( $sel ) {
1135                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
1136                         } else {
1137                                 $err = mysql_errno();
1138                                 $databaseSafe = htmlspecialchars( $wgDBname );
1139                                 if( $err == 1102 /* Invalid database name */ ) {
1140                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
1141                                         continue;
1142                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
1143                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
1144                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
1145                                         continue;
1146                                 }
1147                                 print "<li>Attempting to create database...</li>";
1148                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
1149                                 if( !$res ) {
1150                                         print "<li>Couldn't create database <tt>" .
1151                                                 htmlspecialchars( $wgDBname ) .
1152                                                 "</tt>; try with root access or check your username/pass.</li>\n";
1153                                         $errs["RootPW"] = "<- Enter";
1154                                         continue;
1155                                 }
1156                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
1157                         }
1158                         $wgDatabase->selectDB( $wgDBname );
1159                 }
1160                 else if ($conf->DBtype == 'postgres') {
1161                         if( version_compare( $myver, "8.0" ) < 0 ) {
1162                                 dieout( "<b>Postgres 8.0 or later is required</b>. Aborting." );
1163                         }
1164                 }
1165
1166                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
1167                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
1168
1169                         if ( $conf->DBtype == 'mysql') {
1170                                 # Determine existing default character set
1171                                 if ( $wgDatabase->tableExists( "revision" ) ) {
1172                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
1173                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
1174                                         $row = $wgDatabase->fetchObject( $res );
1175                                         if ( !$row ) {
1176                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
1177                                                 $existingSchema = false;
1178                                                 $existingEngine = false;
1179                                         } else {
1180                                                 if ( preg_match( '/^latin1/', $row->Collation ) ) {
1181                                                         $existingSchema = 'mysql4';
1182                                                 } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
1183                                                         $existingSchema = 'mysql5';
1184                                                 } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
1185                                                         $existingSchema = 'mysql5-binary';
1186                                                 } else {
1187                                                         $existingSchema = false;
1188                                                         echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
1189                                                 }
1190                                                 if ( isset( $row->Engine ) ) {
1191                                                         $existingEngine = $row->Engine;
1192                                                 } else {
1193                                                         $existingEngine = $row->Type;
1194                                                 }
1195                                         }
1196                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
1197                                                 $encExisting = htmlspecialchars( $existingSchema );
1198                                                 $encRequested = htmlspecialchars( $conf->DBschema );
1199                                                 print "<li><strong>Warning:</strong> you requested the $encRequested schema, " .
1200                                                         "but the existing database has the $encExisting schema. This upgrade script ".
1201                                                         "can't convert it, so it will remain $encExisting.</li>\n";
1202                                                 $conf->setSchema( $existingSchema, $conf->DBengine );
1203                                         }
1204                                         if ( $existingEngine && $existingEngine != $conf->DBengine ) {
1205                                                 $encExisting = htmlspecialchars( $existingEngine );
1206                                                 $encRequested = htmlspecialchars( $conf->DBengine );
1207                                                 print "<li><strong>Warning:</strong> you requested the $encRequested storage " .
1208                                                         "engine, but the existing database uses the $encExisting engine. This upgrade " .
1209                                                         "script can't convert it, so it will remain $encExisting.</li>\n";
1210                                                 $conf->setSchema( $conf->DBschema, $existingEngine );
1211                                         }
1212                                 }
1213
1214                                 # Create user if required
1215                                 if ( $conf->Root ) {
1216                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1217                                         if ( $conn->isOpen() ) {
1218                                                 print "<li>DB user account ok</li>\n";
1219                                                 $conn->close();
1220                                         } else {
1221                                                 print "<li>Granting user permissions...";
1222                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
1223                                                         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>";
1224                                                 }
1225                                                 print "</li>\n";
1226                                                 $wgDatabase->sourceFile( "../maintenance/users.sql" );
1227                                         }
1228                                 }
1229                         }
1230                         print "</ul><pre>\n";
1231                         chdir( ".." );
1232                         flush();
1233                         do_all_updates();
1234                         chdir( "config" );
1235                         print "</pre>\n";
1236                         print "<ul><li>Finished update checks.</li>\n";
1237                 // if tables don't yet exist
1238                 } else {
1239                         # Determine available storage engines if possible
1240                         if ( $conf->DBtype == 'mysql' && version_compare( $myver, "4.1.2", "ge" ) ) {
1241                                 $res = $wgDatabase->query( 'SHOW ENGINES' );
1242                                 $found = false;
1243                                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
1244                                         if ( $row->Engine == $conf->DBengine && ( $row->Support == 'YES' || $row->Support == 'DEFAULT' ) ) {
1245                                                 $found = true;
1246                                                 break;
1247                                         }
1248                                 }
1249                                 $wgDatabase->freeResult( $res );
1250                                 if ( !$found && $conf->DBengine != 'MyISAM' ) {
1251                                         echo "<li><strong>Warning:</strong> " . htmlspecialchars( $conf->DBengine ) .
1252                                                 " storage engine not available, " .
1253                                                 "using MyISAM instead</li>\n";
1254                                         $conf->setSchema( $conf->DBschema, 'MyISAM' );
1255                                 }
1256                         }
1257
1258                         # FIXME: Check for errors
1259                         print "<li>Creating tables...";
1260                         if ($conf->DBtype == 'mysql') {
1261                                 $wgDatabase->sourceFile( "../maintenance/tables.sql" );
1262                                 $wgDatabase->sourceFile( "../maintenance/interwiki.sql" );
1263                         } elseif (is_callable(array($wgDatabase, 'setup_database'))) {
1264                                 $wgDatabase->setup_database();
1265                         }
1266                         else {
1267                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
1268                                 continue;
1269                         }
1270
1271                         print " done.</li>\n";
1272
1273
1274                         if ( $conf->DBtype == 'ibm_db2' ) {
1275                                 // Now that table creation is done, make sure everything is committed
1276                                 // Do this before doing inserts through API
1277                                 if ($wgDatabase->lastError()) {
1278                                         print "<li>Errors encountered during table creation -- rolled back</li>\n";
1279                                         $wgDatabase->rollback();
1280                                 }
1281                                 else {
1282                                         print "<li>MediaWiki tables successfully created</li>\n";
1283                                         $wgDatabase->commit();
1284                                 }
1285                         } elseif ( $conf->DBtype == 'sqlite' ) {
1286                                 // Ensure proper searchindex format. We have to do that separately because
1287                                 // if SQLite is compiled without the FTS3 module, table creation syntax will be invalid.
1288                                 sqlite_setup_searchindex();
1289                         }
1290
1291                         print "<li>Initializing statistics...</li>\n";
1292                         $wgDatabase->insert( 'site_stats',
1293                                 array ( 'ss_row_id'        => 1,
1294                                                 'ss_total_views'   => 0,
1295                                                 'ss_total_edits'   => 1, # Main page first edit
1296                                                 'ss_good_articles' => 0, # Main page is not a good article - no internal link
1297                                                 'ss_total_pages'   => 1, # Main page
1298                                                 'ss_users'         => $conf->SysopName ? 1 : 0, # Sysop account, if created
1299                                                 'ss_admins'        => $conf->SysopName ? 1 : 0, # Sysop account, if created
1300                                                 'ss_images'        => 0 ) );
1301
1302                         # Set up the "regular user" account *if we can, and if we need to*
1303                         if( $conf->Root and $conf->DBtype == 'mysql') {
1304                                 # See if we need to
1305                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1306                                 if( $wgDatabase2->isOpen() ) {
1307                                         # Nope, just close the test connection and continue
1308                                         $wgDatabase2->close();
1309                                         echo( "<li>User " . htmlspecialchars( $wgDBuser ) . " exists. Skipping grants.</li>\n" );
1310                                 } else {
1311                                         # Yes, so run the grants
1312                                         echo( "<li>" . htmlspecialchars( "Granting user permissions to $wgDBuser on $wgDBname..." ) );
1313                                         $wgDatabase->sourceFile( "../maintenance/users.sql" );
1314                                         echo( "success.</li>\n" );
1315                                 }
1316                         }
1317
1318                         if( $conf->SysopName ) {
1319                                 $u = User::newFromName( $conf->getSysopName() );
1320                                 if ( !$u ) {
1321                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
1322                                 }
1323                                 else if ( 0 == $u->idForName() ) {
1324                                         $u->addToDatabase();
1325                                         $u->setPassword( $conf->getSysopPass() );
1326                                         $u->saveSettings();
1327
1328                                         $u->addGroup( "sysop" );
1329                                         $u->addGroup( "bureaucrat" );
1330
1331                                         print "<li>Created sysop account <tt>" .
1332                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
1333                                 } else {
1334                                         print "<li>Could not create user - already exists!</li>\n";
1335                                 }
1336                         } else {
1337                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
1338                         }
1339
1340                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
1341                         $article = new Article( $titleobj );
1342                         $newid = $article->insertOn( $wgDatabase );
1343                         $revision = new Revision( array(
1344                                 'page'      => $newid,
1345                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
1346                                 'comment'   => '',
1347                                 'user'      => 0,
1348                                 'user_text' => 'MediaWiki default',
1349                                 ) );
1350                         $revid = $revision->insertOn( $wgDatabase );
1351                         $article->updateRevisionOn( $wgDatabase, $revision );
1352                 }
1353
1354                 /* Write out the config file now that all is well */
1355                 print "<li style=\"list-style: none\">\n";
1356                 print "<p>Creating LocalSettings.php...</p>\n\n";
1357                 $localSettings = "<" . "?php$endl$local";
1358                 // Fix up a common line-ending problem (due to CVS on Windows)
1359                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
1360                 $f = fopen( "LocalSettings.php", 'xt' );
1361
1362                 if( $f == false ) {
1363                         print( "</li>\n" );
1364                         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" .
1365                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
1366                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
1367                 }
1368                 if(fwrite( $f, $localSettings ) ) {
1369                         fclose( $f );
1370                         print "<hr/>\n";
1371                         writeSuccessMessage();
1372                         print "</li>\n";
1373                 } else {
1374                         fclose( $f );
1375                         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" );
1376                 }
1377
1378         } while( false );
1379 }
1380
1381 print "</ul>\n";
1382 $mainListOpened = false;
1383
1384 if( count( $errs ) ) {
1385         /* Display options form */
1386
1387         if( $conf->posted ) {
1388                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1389         }
1390 ?>
1391
1392 <form action="<?php echo defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php'; ?>" name="config" method="post">
1393
1394 <h2>Site config</h2>
1395
1396 <div class="config-section">
1397         <div class="config-input">
1398                 <?php aField( $conf, "Sitename", "Wiki name:" ); ?>
1399         </div>
1400         <p class="config-desc">
1401                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1402                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1403         </p>
1404         <div class="config-input"><?php aField( $conf, "EmergencyContact", "Contact e-mail:" ); ?></div>
1405         <p class="config-desc">
1406                 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.
1407         </p>
1408
1409         <div class="config-input">
1410                 <label class='column' for="LanguageCode">Language:</label>
1411                 <select id="LanguageCode" name="LanguageCode"><?php
1412                         $list = getLanguageList();
1413                         foreach( $list as $code => $name ) {
1414                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1415                                 $encCode = htmlspecialchars( $code );
1416                                 $encName = htmlspecialchars( $name );
1417                                 echo "\n\t\t<option value=\"$encCode\" $sel>$encName</option>";
1418                         }
1419                         echo "\n";
1420                 ?>
1421                 </select>
1422         </div>
1423         <p class="config-desc">
1424                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1425         </p>
1426
1427         <div class="config-input">
1428                 <label class='column'>Copyright/license:</label>
1429
1430                 <ul class="plain">
1431                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1432                 <li><?php aField( $conf, "License", "Public Domain", "radio", "pd" ); ?></li>
1433                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2", "radio", "gfdl1_2" ); ?></li>
1434                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.3", "radio", "gfdl1_3" ); ?></li>
1435                 <li><?php
1436                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1437                         $partner = "MediaWiki";
1438    $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1439                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/$script?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1440                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1441                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1442                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1443                         if( $conf->License == "cc" ) { ?>
1444                         <ul>
1445                         <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1446                         <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1447                         <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1448                         <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1449                         </ul>
1450                         <?php } ?>
1451                         </li>
1452                 </ul>
1453         </div>
1454         <p class="config-desc">
1455                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1456         </p>
1457
1458
1459         <div class="config-input">
1460                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1461         </div>
1462         <div class="config-input">
1463                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1464         </div>
1465         <div class="config-input">
1466                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1467         </div>
1468         <p class="config-desc">
1469                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1470                 A new account will be added only when creating a new wiki database.
1471                 <br /><br />
1472                 The password cannot be the same as the username.
1473         </p>
1474
1475         <div class="config-input">
1476                 <label class='column'>Object caching:</label>
1477
1478                 <ul class="plain">
1479                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1480                 <?php
1481                         if ( $conf->turck ) {
1482                                 echo "<li>";
1483                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1484                                 echo "</li>\n";
1485                         }
1486                         if( $conf->xcache ) {
1487                                 echo "<li>";
1488                                 aField( $conf, 'Shm', 'XCache', 'radio', 'xcache' );
1489                                 echo "</li>\n";
1490                         }
1491                         if ( $conf->apc ) {
1492                                 echo "<li>";
1493                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1494                                 echo "</li>\n";
1495                         }
1496                         if ( $conf->eaccel ) {
1497                                 echo "<li>";
1498                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1499                                 echo "</li>\n";
1500                         }
1501                         if ( $conf->dba ) {
1502                                 echo "<li>";
1503                                 aField( $conf, "Shm", "DBA (not recommended)", "radio", "dba" );
1504                                 echo "</li>";
1505                         }
1506                 ?>
1507                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1508                 </ul>
1509                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1510         </div>
1511         <p class="config-desc">
1512                 An object caching system such as memcached will provide a significant performance boost,
1513                 but needs to be installed. Provide the server addresses and ports in a comma-separated list.
1514                 <br /><br />
1515                 MediaWiki can also detect and support eAccelerator, Turck MMCache, APC, and XCache, but
1516                 these should not be used if the wiki will be running on multiple application servers.
1517                 <br/><br/>
1518                 DBA (Berkeley-style DB) is generally slower than using no cache at all, and is only
1519                 recommended for testing.
1520         </p>
1521 </div>
1522
1523 <h2>E-mail, e-mail notification and authentication setup</h2>
1524
1525 <div class="config-section">
1526         <div class="config-input">
1527                 <label class='column'>E-mail features (global):</label>
1528                 <ul class="plain">
1529                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1530                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1531                 </ul>
1532         </div>
1533         <p class="config-desc">
1534                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1535                 if sending mail doesn't work on your server.
1536         </p>
1537
1538         <div class="config-input">
1539                 <label class='column'>User-to-user e-mail:</label>
1540                 <ul class="plain">
1541                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1542                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1543                 </ul>
1544         </div>
1545         <p class="config-desc">
1546                 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.
1547         </p>
1548         <div class="config-input">
1549                 <label class='column'>E-mail notification about changes:</label>
1550                 <ul class="plain">
1551                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1552                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1553                 <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>
1554                 </ul>
1555         </div>
1556         <div class="config-desc">
1557                 <p>
1558                 For this feature to work, an e-mail address must be present for the user account, and the notification
1559                 options in the user's preferences must be enabled. Also note the
1560                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1561
1562                 <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>
1563         </div>
1564
1565         <div class="config-input">
1566                 <label class='column'>E-mail address authentication:</label>
1567                 <ul class="plain">
1568                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1569                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1570                 </ul>
1571         </div>
1572         <div class="config-desc">
1573                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1574                 change notification mails. Setting this option is <b>recommended</b> for public wikis because of potential abuse of the e-mail features above.</p>
1575         </div>
1576
1577 </div>
1578
1579 <h2>Database config</h2>
1580
1581 <div class="config-section">
1582 <div class="config-input">
1583         <label class='column'>Database type:</label>
1584 <?php
1585         if (isset($errs['DBpicktype'])) {
1586                 print "\t<span class='error'>" . htmlspecialchars( $errs['DBpicktype'] ) . "</span>\n";
1587         }
1588 ?>
1589         <ul class='plain'><?php
1590                 database_picker($conf);
1591         ?></ul>
1592         </div>
1593
1594         <div id="db-server-settings1">
1595                 <div class="config-input" style="clear:left">
1596                 <?php aField( $conf, "DBserver", "Database host:" ); ?>
1597                 </div>
1598                 <p class="config-desc">
1599                         If your database server isn't on your web server, enter the name or IP address here.
1600                 </p>
1601         </div>
1602
1603                 <div class="config-input"><?php aField( $conf, "DBname", "Database name:" ); ?></div>
1604         <div id="db-server-settings2">
1605                 <div class="config-input"><?php aField( $conf, "DBuser", "DB username:" ); ?></div>
1606                 <div class="config-input"><?php aField( $conf, "DBpassword", "DB password:", "password" ); ?></div>
1607                 <div class="config-input"><?php aField( $conf, "DBpassword2", "DB password confirm:", "password" ); ?></div>
1608                 <p class="config-desc">
1609                         If you only have a single user account and database available,
1610                         enter those here. If you have database root access (see below)
1611                         you can specify new accounts/databases to be created. This account
1612                         will not be created if it pre-exists. If this is the case, ensure that it
1613                         has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1614                 </p>
1615
1616                 <div class="config-input">
1617                         <label class="column">Superuser account:</label>
1618                         <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?> />
1619                         &nbsp;<label for="useroot">Use superuser account</label>
1620                 </div>
1621                 <div class="config-input"><?php aField( $conf, "RootUser", "Superuser name:", "text" ); ?></div>
1622                 <div class="config-input"><?php aField( $conf, "RootPW", "Superuser password:", "password" ); ?></div>
1623
1624                 <p class="config-desc">
1625                         If the database user specified above does not exist, or does not have access to create
1626                         the database (if needed) or tables within it, please check the box and provide details
1627                         of a superuser account, such as <strong>root</strong>, which does.
1628                 </p>
1629         </div>
1630
1631         <?php database_switcher('mysql'); ?>
1632         <div class="config-input"><?php aField( $conf, "DBprefix", "Database table prefix:" ); ?></div>
1633         <div class="config-desc">
1634                 <p>If you need to share one database between multiple wikis, or
1635                 between MediaWiki and another web application, you may choose to
1636                 add a prefix to all the table names to avoid conflicts.</p>
1637
1638                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1639         </div>
1640
1641         <div class="config-input"><label class="column">Storage Engine</label>
1642                 <div>Select one:</div>
1643                 <ul class="plain">
1644                 <li><?php aField( $conf, "DBengine", "InnoDB", "radio", "InnoDB" ); ?></li>
1645                 <li><?php aField( $conf, "DBengine", "MyISAM", "radio", "MyISAM" ); ?></li>
1646                 </ul>
1647         </div>
1648         <p class="config-desc">
1649                 InnoDB is best for public web installations, since it has good concurrency
1650                 support. MyISAM may be faster in single-user installations. MyISAM databases
1651                 tend to get corrupted more often than InnoDB databases.
1652         </p>
1653         <div class="config-input"><label class="column">Database character set</label>
1654                 <div>Select one:</div>
1655                 <ul class="plain">
1656                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1657                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1658                 <li><?php aField( $conf, "DBschema", "MySQL 4.0 backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1659                 </ul>
1660         </div>
1661         <p class="config-desc">
1662                 This option is ignored on upgrade, the same character set will be kept.
1663                 <br/><br/>
1664                 <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!.
1665                 <br/><br/>
1666                 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>.
1667         </p>
1668         </fieldset>
1669
1670         <?php database_switcher('postgres'); ?>
1671         <div class="config-input"><?php aField( $conf, "DBport", "Database port:" ); ?></div>
1672         <div class="config-input"><?php aField( $conf, "DBpgschema", "Schema for mediawiki:" ); ?></div>
1673         <div class="config-input"><?php aField( $conf, "DBts2schema", "Schema for tsearch2:" ); ?></div>
1674         <div class="config-desc">
1675                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1676                 so it is recommended that you create a new user. The above schemas are generally correct:
1677         only change them if you are sure you need to.</p>
1678         </div>
1679         </fieldset>
1680
1681         <?php database_switcher('sqlite'); ?>
1682         <div class="config-input"><?php
1683                 aField( $conf, "SQLiteDataDir", "SQLite data directory:" );
1684         ?></div>
1685         <div class="config-desc">
1686                 <p>SQLite stores table data into files in the filesystem.
1687                 If you do not provide an explicit path, a "data" directory in
1688                 the parent of your document root will be used.</p>
1689
1690                 <p>This directory must exist and be writable by the web server.</p>
1691         </div>
1692         </fieldset>
1693
1694         <?php database_switcher('mssql'); ?>
1695         <div class="config-input"><?php
1696                 aField( $conf, "DBprefix2", "Database table prefix:" );
1697         ?></div>
1698         <div class="config-desc">
1699                 <p>If you need to share one database between multiple wikis, or
1700                 between MediaWiki and another web application, you may choose to
1701                 add a prefix to all the table names to avoid conflicts.</p>
1702
1703                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1704         </div>
1705         </fieldset>
1706
1707         <?php database_switcher('ibm_db2'); ?>
1708         <div class="config-input"><?php
1709                 aField( $conf, "DBport_db2", "Database port:" );
1710         ?></div>
1711         <div class="config-input"><?php
1712                 aField( $conf, "DBdb2schema", "Schema for mediawiki:" );
1713         ?></div>
1714         <div>Select one:</div>
1715                 <ul class="plain">
1716                 <li><?php aField( $conf, "DBcataloged", "Cataloged (DB2 installed locally)", "radio", "cataloged" ); ?></li>
1717                 <li><?php aField( $conf, "DBcataloged", "Uncataloged (remote DB2 through ODBC)", "radio", "uncataloged" ); ?></li>
1718                 </ul>
1719         <div class="config-desc">
1720                 <p>If you need to share one database between multiple wikis, or
1721                 between MediaWiki and another web application, you may specify
1722                 a different schema to avoid conflicts.</p>
1723         </div>
1724         </fieldset>
1725
1726         <?php database_switcher('oracle'); ?>
1727         <div class="config-input"><?php aField( $conf, "DBprefix_ora", "Database table prefix:" ); ?></div>
1728         <div class="config-desc">
1729                 <p>If you need to share one database between multiple wikis, or
1730                 between MediaWiki and another web application, you may choose to
1731                 add a prefix to all the table names to avoid conflicts.</p>
1732
1733                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1734         </div>
1735         <div class="config-input"><?php aField( $conf, "DBdefTS_ora", "Default tablespace:" ); ?></div>
1736         <div class="config-input"><?php aField( $conf, "DBtempTS_ora", "Temporary tablespace:" ); ?></div>
1737         </fieldset>
1738
1739         <div class="config-input" style="padding:2em 0 3em">
1740                 <label class='column'>&nbsp;</label>
1741                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1742         </div>
1743 </div>
1744 </form>
1745 <script type="text/javascript">
1746 window.onload = toggleDBarea( <?php echo Xml::encodeJsVar( $conf->DBtype ); ?>,
1747 <?php
1748         ## If they passed in a root user name, don't populate it on page load
1749         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1750 ?>);
1751 </script>
1752 <?php
1753 }
1754
1755 /* -------------------------------------------------------------------------------------- */
1756 function writeSuccessMessage() {
1757  $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1758         if ( wfIniGetBool( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1759                 echo <<<EOT
1760 <div class="success-box">
1761 <p>Installation successful!</p>
1762 <p>To complete the installation, please do the following:
1763 <ol>
1764         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1765         <li>Upload it to the parent directory</li>
1766         <li>Delete config/LocalSettings.php</li>
1767         <li>Start using <a href='../$script'>your wiki</a>!
1768 </ol>
1769 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1770 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1771 which means that anyone on the same server can read your database password! Downloading
1772 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1773 </div>
1774 EOT;
1775         } else {
1776                 echo <<<EOT
1777 <div class="success-box">
1778 <p>
1779 <span class="success-message">Installation successful!</span>
1780 Move the <tt>config/LocalSettings.php</tt> file to the parent directory, then follow
1781 <a href="../$script"> this link</a> to your wiki.</p>
1782 <p>You should change file permissions for <tt>LocalSettings.php</tt> as required to
1783 prevent other users on the server reading passwords and altering configuration data.</p>
1784 </div>
1785 EOT;
1786         }
1787 }
1788
1789
1790 function escapePhpString( $string ) {
1791         if ( is_array( $string ) || is_object( $string ) ) {
1792                 return false;
1793         }
1794         return strtr( $string,
1795                 array(
1796                         "\n" => "\\n",
1797                         "\r" => "\\r",
1798                         "\t" => "\\t",
1799                         "\\" => "\\\\",
1800                         "\$" => "\\\$",
1801                         "\"" => "\\\""
1802                 ));
1803 }
1804
1805 function writeLocalSettings( $conf ) {
1806         $conf->PasswordSender = $conf->EmergencyContact;
1807         $magic = ($conf->ImageMagick ? "" : "# ");
1808         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1809         $rights = ($conf->RightsUrl) ? "" : "# ";
1810         $hashedUploads = $conf->safeMode ? '' : '# ';
1811
1812         if ( $conf->ShellLocale ) {
1813                 $locale = '';
1814         } else {
1815                 $locale = '# ';
1816                 $conf->ShellLocale = 'en_US.UTF-8';
1817         }
1818
1819         switch ( $conf->Shm ) {
1820                 case 'memcached':
1821                         $cacheType = 'CACHE_MEMCACHED';
1822                         $mcservers = var_export( $conf->MCServerArray, true );
1823                         break;
1824                 case 'turck':
1825                 case 'xcache':
1826                 case 'apc':
1827                 case 'eaccel':
1828                         $cacheType = 'CACHE_ACCEL';
1829                         $mcservers = 'array()';
1830                         break;
1831                 case 'dba':
1832                         $cacheType = 'CACHE_DBA';
1833                         $mcservers = 'array()';
1834                         break;
1835                 default:
1836                         $cacheType = 'CACHE_NONE';
1837                         $mcservers = 'array()';
1838         }
1839
1840         if ( $conf->Email == 'email_enabled' ) {
1841                 $enableemail = 'true';
1842                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1843                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1844                 switch ( $conf->Enotif ) {
1845                         case 'enotif_usertalk':
1846                                 $enotifusertalk = 'true';
1847                                 $enotifwatchlist = 'false';
1848                                 break;
1849                         case 'enotif_allpages':
1850                                 $enotifusertalk = 'true';
1851                                 $enotifwatchlist = 'true';
1852                                 break;
1853                         default:
1854                                 $enotifusertalk = 'false';
1855                                 $enotifwatchlist = 'false';
1856                 }
1857         } else {
1858                 $enableuseremail = 'false';
1859                 $enableemail = 'false';
1860                 $eauthent = 'false';
1861                 $enotifusertalk = 'false';
1862                 $enotifwatchlist = 'false';
1863         }
1864
1865         $file = @fopen( "/dev/urandom", "r" );
1866         if ( $file ) {
1867                 $secretKey = bin2hex( fread( $file, 32 ) );
1868                 fclose( $file );
1869         } else {
1870                 $secretKey = "";
1871                 for ( $i=0; $i<8; $i++ ) {
1872                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1873                 }
1874                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1875         }
1876
1877         # Add slashes to strings for double quoting
1878         $slconf = wfArrayMap( "escapePhpString", get_object_vars( $conf ) );
1879         if( $conf->License == 'gfdl1_2' || $conf->License == 'pd' || $conf->License == 'gfdl1_3' ) {
1880                 # Needs literal string interpolation for the current style path
1881                 $slconf['RightsIcon'] = $conf->RightsIcon;
1882         }
1883
1884         if( $conf->DBtype == 'mysql' ) {
1885                 $dbsettings =
1886 "# MySQL specific settings
1887 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1888
1889 # MySQL table options to use during installation or update
1890 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1891
1892 # Experimental charset support for MySQL 4.1/5.0.
1893 \$wgDBmysql5 = {$conf->DBmysql5};";
1894         } elseif( $conf->DBtype == 'postgres' ) {
1895                 $dbsettings =
1896 "# Postgres specific settings
1897 \$wgDBport           = \"{$slconf['DBport']}\";
1898 \$wgDBmwschema       = \"{$slconf['DBpgschema']}\";
1899 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";";
1900         } elseif( $conf->DBtype == 'sqlite' ) {
1901                 $dbsettings =
1902 "# SQLite-specific settings
1903 \$wgSQLiteDataDir    = \"{$slconf['SQLiteDataDir']}\";";
1904         } elseif( $conf->DBtype == 'mssql' ) {
1905                 $dbsettings =
1906 "# MSSQL specific settings
1907 \$wgDBprefix         = \"{$slconf['DBprefix2']}\";";
1908         } elseif( $conf->DBtype == 'ibm_db2' ) {
1909                 $dbsettings =
1910 "# DB2 specific settings
1911 \$wgDBport_db2       = \"{$slconf['DBport_db2']}\";
1912 \$wgDBmwschema       = \"{$slconf['DBdb2schema']}\";
1913 \$wgDBcataloged      = \"{$slconf['DBcataloged']}\";";
1914         } elseif( $conf->DBtype == 'oracle' ) {
1915                 $dbsettings =
1916 "# Oracle specific settings
1917 \$wgDBprefix         = \"{$slconf['DBprefix']}\";";
1918         } else {
1919                 // ummm... :D
1920                 $dbsettings = '';
1921         }
1922
1923
1924         $localsettings = "
1925 # This file was automatically generated by the MediaWiki installer.
1926 # If you make manual changes, please keep track in case you need to
1927 # recreate them later.
1928 #
1929 # See includes/DefaultSettings.php for all configurable settings
1930 # and their default values, but don't forget to make changes in _this_
1931 # file, not there.
1932 #
1933 # Further documentation for configuration settings may be found at:
1934 # http://www.mediawiki.org/wiki/Manual:Configuration_settings
1935
1936 # If you customize your file layout, set \$IP to the directory that contains
1937 # the other MediaWiki files. It will be used as a base to locate files.
1938 if( defined( 'MW_INSTALL_PATH' ) ) {
1939         \$IP = MW_INSTALL_PATH;
1940 } else {
1941         \$IP = dirname( __FILE__ );
1942 }
1943
1944 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1945 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1946
1947 require_once( \"\$IP/includes/DefaultSettings.php\" );
1948
1949 if ( \$wgCommandLineMode ) {
1950         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1951                 die( \"This script must be run from the command line\\n\" );
1952         }
1953 }
1954 ## Uncomment this to disable output compression
1955 # \$wgDisableOutputCompression = true;
1956
1957 \$wgSitename         = \"{$slconf['Sitename']}\";
1958
1959 ## The URL base path to the directory containing the wiki;
1960 ## defaults for all runtime URL paths are based off of this.
1961 ## For more information on customizing the URLs please see:
1962 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1963 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1964 \$wgScriptExtension  = \"{$slconf['ScriptExtension']}\";
1965
1966 ## The relative URL path to the skins directory
1967 \$wgStylePath        = \"\$wgScriptPath/skins\";
1968
1969 ## The relative URL path to the logo.  Make sure you change this from the default,
1970 ## or else you'll overwrite your logo when you upgrade!
1971 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1972
1973 ## UPO means: this is also a user preference option
1974
1975 \$wgEnableEmail      = $enableemail;
1976 \$wgEnableUserEmail  = $enableuseremail; # UPO
1977
1978 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1979 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1980
1981 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1982 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1983 \$wgEmailAuthentication = $eauthent;
1984
1985 ## Database settings
1986 \$wgDBtype           = \"{$slconf['DBtype']}\";
1987 \$wgDBserver         = \"{$slconf['DBserver']}\";
1988 \$wgDBname           = \"{$slconf['DBname']}\";
1989 \$wgDBuser           = \"{$slconf['DBuser']}\";
1990 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1991
1992 {$dbsettings}
1993
1994 ## Shared memory settings
1995 \$wgMainCacheType = $cacheType;
1996 \$wgMemCachedServers = $mcservers;
1997
1998 ## To enable image uploads, make sure the 'images' directory
1999 ## is writable, then set this to true:
2000 \$wgEnableUploads       = false;
2001 {$magic}\$wgUseImageMagick = true;
2002 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
2003
2004 ## If you use ImageMagick (or any other shell command) on a
2005 ## Linux server, this will need to be set to the name of an
2006 ## available UTF-8 locale
2007 {$locale}\$wgShellLocale = \"{$slconf['ShellLocale']}\";
2008
2009 ## If you want to use image uploads under safe mode,
2010 ## create the directories images/archive, images/thumb and
2011 ## images/temp, and make them all writable. Then uncomment
2012 ## this, if it's not already uncommented:
2013 {$hashedUploads}\$wgHashedUploadDirectory = false;
2014
2015 ## If you have the appropriate support software installed
2016 ## you can enable inline LaTeX equations:
2017 \$wgUseTeX           = false;
2018
2019 ## Set \$wgCacheDirectory to a writable directory on the web server
2020 ## to make your wiki go slightly faster. The directory should not
2021 ## be publically accessible from the web.
2022 #\$wgCacheDirectory = \"\$IP/cache\";
2023
2024 \$wgLocalInterwiki   = strtolower( \$wgSitename );
2025
2026 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
2027
2028 \$wgSecretKey = \"$secretKey\";
2029
2030 ## Default skin: you can change the default skin. Use the internal symbolic
2031 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
2032 \$wgDefaultSkin = 'monobook';
2033
2034 ## For attaching licensing metadata to pages, and displaying an
2035 ## appropriate copyright notice / icon. GNU Free Documentation
2036 ## License and Creative Commons licenses are supported so far.
2037 {$rights}\$wgEnableCreativeCommonsRdf = true;
2038 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
2039 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
2040 \$wgRightsText = \"{$slconf['RightsText']}\";
2041 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
2042 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
2043
2044 \$wgDiff3 = \"{$slconf['diff3']}\";
2045
2046 \$wgPhpCliPath = \"{$slconf['phpCliPath']}\";
2047
2048 # When you make changes to this configuration file, this will make
2049 # sure that cached pages are cleared.
2050 \$wgCacheEpoch = max( \$wgCacheEpoch, gmdate( 'YmdHis', @filemtime( __FILE__ ) ) );
2051 "; ## End of setting the $localsettings string
2052
2053         // Keep things in Unix line endings internally;
2054         // the system will write out as local text type.
2055         return str_replace( "\r\n", "\n", $localsettings );
2056 }
2057
2058 function dieout( $text ) {
2059         global $mainListOpened;
2060         if( $mainListOpened ) echo( "</ul>" );
2061         if( $text != '' && substr( $text, 0, 2 ) != '<p'  && substr( $text, 0, 2 ) != '<h' ){
2062                 echo "<p>$text</p>\n";
2063         } else {
2064                 echo $text;
2065         }
2066         die( "\n\n</div>\n</div>\n</div>\n</div>\n</body>\n</html>" );
2067 }
2068
2069 function importVar( &$var, $name, $default = "" ) {
2070         if( isset( $var[$name] ) ) {
2071                 $retval = $var[$name];
2072                 if ( get_magic_quotes_gpc() ) {
2073                         $retval = stripslashes( $retval );
2074                 }
2075         } else {
2076                 $retval = $default;
2077         }
2078         taint( $retval );
2079         return $retval;
2080 }
2081
2082 function importPost( $name, $default = "" ) {
2083         return importVar( $_POST, $name, $default );
2084 }
2085
2086 function importCheck( $name ) {
2087         return isset( $_POST[$name] );
2088 }
2089
2090 function importRequest( $name, $default = "" ) {
2091         return importVar( $_REQUEST, $name, $default );
2092 }
2093
2094 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
2095         static $radioCount = 0;
2096         if( $type != "" ) {
2097                 $xtype = "type=\"$type\"";
2098         } else {
2099                 $xtype = "";
2100         }
2101
2102         $id = $field;
2103         $nolabel = ($type == "radio") || ($type == "hidden");
2104
2105         if ($type == 'radio')
2106                 $id .= $radioCount++;
2107
2108         if( !$nolabel ) {
2109                 echo "<label class='column' for=\"$id\">$text</label>";
2110         }
2111
2112         if( $type == "radio" && $value == $conf->$field ) {
2113                 $checked = "checked='checked'";
2114         } else {
2115                 $checked = "";
2116         }
2117         echo "<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
2118         if ($onclick) {
2119                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
2120         }
2121         echo "value=\"";
2122         if( $type == "radio" ) {
2123                 echo htmlspecialchars( $value );
2124         } else {
2125                 echo htmlspecialchars( $conf->$field );
2126         }
2127
2128
2129         echo "\" />";
2130         if( $nolabel ) {
2131                 echo "<label for=\"$id\">$text</label>";
2132         }
2133
2134         global $errs;
2135         if(isset($errs[$field])) {
2136                 echo "<span class='error'>" . htmlspecialchars( $errs[$field] ) . "</span>\n";
2137         }
2138 }
2139
2140 function getLanguageList() {
2141         global $wgLanguageNames, $IP;
2142         if( !isset( $wgLanguageNames ) ) {
2143                 require_once( "$IP/languages/Names.php" );
2144         }
2145
2146         $codes = array();
2147
2148         $d = opendir( "../languages/messages" );
2149         /* In case we are called from the root directory */
2150         if (!$d)
2151                 $d = opendir( "languages/messages");
2152         while( false !== ($f = readdir( $d ) ) ) {
2153                 $m = array();
2154                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
2155                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
2156                         if( $code == 'qqq' ) continue;
2157                         if( isset( $wgLanguageNames[$code] ) ) {
2158                                 $name = wfBCP47( $code ) . ' - ' . $wgLanguageNames[$code];
2159                         } else {
2160                                 $name = $code;
2161                         }
2162                         $codes[$code] = $name;
2163                 }
2164         }
2165         closedir( $d );
2166         ksort( $codes );
2167         return $codes;
2168 }
2169
2170 #Check for location of an executable
2171 # @param string $loc single location to check
2172 # @param array $names filenames to check for.
2173 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
2174 function locate_executable($loc, $names, $versioninfo = false) {
2175         if (!is_array($names))
2176                 $names = array($names);
2177
2178         foreach ($names as $name) {
2179                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
2180                 if (@file_exists($command)) {
2181                         if (!$versioninfo)
2182                                 return $command;
2183
2184                         $file = str_replace('$1', $command, $versioninfo[0]);
2185                         if (strstr(`$file`, $versioninfo[1]) !== false)
2186                                 return $command;
2187                 }
2188         }
2189         return false;
2190 }
2191
2192 # Test a memcached server
2193 function testMemcachedServer( $server ) {
2194         $hostport = explode(":", $server);
2195         $errstr = false;
2196         $fp = false;
2197         if ( !function_exists( 'fsockopen' ) ) {
2198                 $errstr = "Can't connect to memcached, fsockopen() not present";
2199         }
2200         if ( !$errstr && count( $hostport ) != 2 ) {
2201                 $errstr = 'Please specify host and port';
2202         }
2203         if ( !$errstr ) {
2204                 list( $host, $port ) = $hostport;
2205                 $errno = 0;
2206                 $fsockerr = '';
2207
2208                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
2209                 if ( $fp === false ) {
2210                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
2211                 }
2212         }
2213         if ( !$errstr ) {
2214                 $command = "version\r\n";
2215                 $bytes = fwrite( $fp, $command );
2216                 if ( $bytes != strlen( $command ) ) {
2217                         $errstr = "Cannot write to memcached socket on $host:$port";
2218                 }
2219         }
2220         if ( !$errstr ) {
2221                 $expected = "VERSION ";
2222                 $response = fread( $fp, strlen( $expected ) );
2223                 if ( $response != $expected ) {
2224                         $errstr = "Didn't get correct memcached response from $host:$port";
2225                 }
2226         }
2227         if ( $fp ) {
2228                 fclose( $fp );
2229         }
2230         if ( !$errstr ) {
2231                 echo "<li>Connected to memcached on " . htmlspecialchars( "$host:$port" ) ." successfully</li>";
2232         }
2233         return $errstr;
2234 }
2235
2236 function database_picker($conf) {
2237         global $ourdb;
2238         print "\n";
2239         foreach(array_keys($ourdb) as $db) {
2240                 if ($ourdb[$db]['havedriver']) {
2241                         print "\t<li>";
2242                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
2243                         print "</li>\n";
2244                 }
2245         }
2246         print "\n\t";
2247 }
2248
2249 function database_switcher($db) {
2250         global $ourdb;
2251         $color = $ourdb[$db]['bgcolor'];
2252         $full = $ourdb[$db]['fullname'];
2253         print "<fieldset id='$db' style='clear:both'><legend>$full-specific options</legend>\n";
2254 }
2255
2256 function printListItem( $item ) {
2257         print "<li>$item</li>";
2258 }
2259
2260 # Determine a suitable value for $wgShellLocale
2261 function getShellLocale( $wikiLang ) {
2262         # Give up now if we're in safe mode or open_basedir
2263         # It's theoretically possible but tricky to work with
2264         if ( wfIniGetBool( "safe_mode" ) || ini_get( 'open_basedir' ) || !function_exists('exec') ) {
2265                 return false;
2266         }
2267
2268         $os = php_uname( 's' );
2269         $supported = array( 'Linux', 'SunOS', 'HP-UX' ); # Tested these
2270         if ( !in_array( $os, $supported ) ) {
2271                 return false;
2272         }
2273
2274         # Get a list of available locales
2275         $lines = $ret = false;
2276         exec( '/usr/bin/locale -a', $lines, $ret );
2277         if ( $ret ) {
2278                 return false;
2279         }
2280
2281         $lines = wfArrayMap( 'trim', $lines );
2282         $candidatesByLocale = array();
2283         $candidatesByLang = array();
2284         foreach ( $lines as $line ) {
2285                 if ( $line === '' ) {
2286                         continue;
2287                 }
2288                 if ( !preg_match( '/^([a-zA-Z]+)(_[a-zA-Z]+|)\.(utf8|UTF-8)(@[a-zA-Z_]*|)$/i', $line, $m ) ) {
2289                         continue;
2290                 }
2291                 list( $all, $lang, $territory, $charset, $modifier ) = $m;
2292                 $candidatesByLocale[$m[0]] = $m;
2293                 $candidatesByLang[$lang][] = $m;
2294         }
2295
2296         # Try the current value of LANG
2297         if ( isset( $candidatesByLocale[ getenv( 'LANG' ) ] ) ) {
2298                 return getenv( 'LANG' );
2299         }
2300
2301         # Try the most common ones
2302         $commonLocales = array( 'en_US.UTF-8', 'en_US.utf8', 'de_DE.UTF-8', 'de_DE.utf8' );
2303         foreach ( $commonLocales as $commonLocale ) {
2304                 if ( isset( $candidatesByLocale[$commonLocale] ) ) {
2305                         return $commonLocale;
2306                 }
2307         }
2308
2309         # Is there an available locale in the Wiki's language?
2310         if ( isset( $candidatesByLang[$wikiLang] ) ) {
2311                 $m = reset( $candidatesByLang[$wikiLang] );
2312                 return $m[0];
2313         }
2314
2315         # Are there any at all?
2316         if ( count( $candidatesByLocale ) ) {
2317                 $m = reset( $candidatesByLocale );
2318                 return $m[0];
2319         }
2320
2321         # Give up
2322         return false;
2323 }
2324
2325 function wfArrayMap( $function, $input ) {
2326         $ret = array_map( $function, $input );
2327         foreach ( $ret as $key => $value ) {
2328                 $taint = istainted( $input[$key] );
2329                 if ( $taint ) {
2330                         taint( $ret[$key], $taint );
2331                 }
2332         }
2333         return $ret;
2334 }
2335
2336 ?>
2337
2338         <div class="license">
2339         <hr/>
2340         <p>This program is free software; you can redistribute it and/or modify
2341          it under the terms of the GNU General Public License as published by
2342          the Free Software Foundation; either version 2 of the License, or
2343          (at your option) any later version.</p>
2344
2345          <p>This program is distributed in the hope that it will be useful,
2346          but WITHOUT ANY WARRANTY; without even the implied warranty of
2347          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2348          GNU General Public License for more details.</p>
2349
2350          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
2351          along with this program; if not, write to the Free Software
2352          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2353          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
2354         </div>
2355
2356 </div></div></div>
2357
2358
2359 <div id="column-one">
2360         <div class="portlet" id="p-logo">
2361           <a style="background-image: url(../skins/common/images/mediawiki.png);"
2362             href="../"
2363             title="Main Page"></a>
2364         </div>
2365         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
2366         <div class='portlet'><div class='pBody'>
2367                 <ul>
2368                         <li><a href="../README">Readme</a></li>
2369                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
2370                         <li><a href="../docs/">Documentation</a></li>
2371                         <li><a href="http://www.mediawiki.org/wiki/Help:Contents">User's Guide</a></li>
2372                         <li><a href="http://www.mediawiki.org/wiki/Manual:Contents">Administrator's Guide</a></li>
2373                         <li><a href="http://www.mediawiki.org/wiki/Manual:FAQ">FAQ</a></li>
2374                 </ul>
2375                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright © 2001-2009 by Magnus Manske, Brion Vibber,
2376                  Lee Daniel Crocker, Tim Starling, Erik Möller, Gabriel Wicke, Ævar Arnfjörð Bjarmason, Niklas Laxström,
2377                  Domas Mituzas, Rob Church, Yuri Astrakhan, Aryeh Gregor, Aaron Schulz and others.</p>
2378         </div></div>
2379 </div>
2380
2381 </div>
2382
2383 </body>
2384 </html>