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 if( phpversion() === '5.3.1' ) {
 423         $fatal = true;
 424         ?><li class="error"><strong>Fatal: PHP 5.3.1 is not compatible with MediaWiki!</strong>
 425         PHP 5.3.1 is not compatible with MediaWiki due to a <a href="http://news.php.net/php.internals/46389">bug in PHP</a>. Please use PHP 5.3.0, or PHP 5.3.2 or later.</li>
 426         <?php
 427 }
 428
 429 if( $fatal ) {
 430         dieout( "Cannot install MediaWiki." );
 431 }
 432
 433 if( wfIniGetBool( "safe_mode" ) ) {
 434         $conf->safeMode = true;
 435         ?>
 436         <li><b class='error'>Warning:</b> <strong>PHP's
 437         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 438         You may have problems caused by this, particularly if using image uploads.
 439         </li>
 440         <?php
 441 } else {
 442         $conf->safeMode = false;
 443 }
 444
 445 $sapi = htmlspecialchars( php_sapi_name() );
 446 print "<li>PHP server API is $sapi; ";
 447 $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 448 if( $wgUsePathInfo ) {
 449  print "ok, using pretty URLs (<tt>$script/Page_Title</tt>)";
 450 } else {
 451         print "using ugly URLs (<tt>$script?title=Page_Title</tt>)";
 452 }
 453 print "</li>\n";
 454
 455 $conf->xml = function_exists( "utf8_encode" );
 456 if( $conf->xml ) {
 457         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 458 } else {
 459         dieout( "PHP's XML module is missing; the wiki requires functions in
 460                 this module and won't work in this configuration.
 461                 If you're running Mandrake, install the php-xml package." );
 462 }
 463
 464 # Check for session support
 465 if( !function_exists( 'session_name' ) )
 466         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 467
 468 # session.save_path doesn't *have* to be set, but if it is, and it's
 469 # not valid/writable/etc. then it can cause problems
 470 $sessionSavePath = mw_get_session_save_path();
 471 $ssp = htmlspecialchars( $sessionSavePath );
 472 # Warn the user if it's not set, but let them proceed
 473 if( !$sessionSavePath ) {
 474         print "<li><strong>Warning:</strong> A value for <tt>session.save_path</tt>
 475         has not been set in PHP.ini. If the default value causes problems with
 476         saving session data, set it to a valid path which is read/write/execute
 477         for the user your web server is running under.</li>";
 478 } elseif ( is_dir( $sessionSavePath ) && is_writable( $sessionSavePath ) ) {
 479         # All good? Let the user know
 480         print "<li>Session save path (<tt>{$ssp}</tt>) appears to be valid.</li>";
 481 } else {
 482         # Something not right? Warn the user, but let them proceed
 483         print "<li><strong>Warning:</strong> Your <tt>session.save_path</tt> value (<tt>{$ssp}</tt>)
 484                 appears to be invalid or is not writable. PHP needs to be able to save data to
 485                 this location for correct session operation.</li>";
 486 }
 487
 488 # Check for PCRE support
 489 if( !function_exists( 'preg_match' ) )
 490         dieout( "The PCRE support module appears to be missing. MediaWiki requires the
 491         Perl-compatible regular expression functions." );
 492
 493 # The installer can take a while, and we really don't want it to time out
 494 wfSuppressWarnings();
 495 set_time_limit( 0 );
 496 wfRestoreWarnings();
 497
 498 $memlimit = ini_get( "memory_limit" );
 499 if( $memlimit == -1 ) {
 500         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 501 } else {
 502         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ). " bytes. ";
 503         $newlimit = wfMemoryLimit();
 504         $memlimit = wfShorthandToInteger( $memlimit );
 505         if( $newlimit < $memlimit ) {
 506                 print "<b>Failed raising limit, installation may fail.</b>";
 507         } elseif ( $newlimit > $memlimit )  {
 508                 print "Raised <tt>memory_limit</tt> to " . htmlspecialchars( $newlimit ) . " bytes. ";
 509         }
 510         print "</li>\n";
 511 }
 512
 513 $conf->turck = function_exists( 'mmcache_get' );
 514 if ( $conf->turck ) {
 515         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 516 }
 517
 518 $conf->xcache = function_exists( 'xcache_get' );
 519 if( $conf->xcache )
 520         print "<li><a href=\"http://trac.lighttpd.net/xcache/\">XCache</a> installed</li>\n";
 521
 522 $conf->apc = function_exists('apc_fetch');
 523 if ($conf->apc ) {
 524         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>\n";
 525 }
 526
 527 $conf->eaccel = function_exists( 'eaccelerator_get' );
 528 if ( $conf->eaccel ) {
 529         $conf->turck = 'eaccelerator';
 530         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 531 }
 532
 533 $conf->dba = function_exists( 'dba_open' );
 534
 535 if( !( $conf->turck || $conf->eaccel || $conf->apc || $conf->xcache ) ) {
 536         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 537                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a>,
 538                 <a href="http://www.php.net/apc">APC</a> or <a href="http://trac.lighttpd.net/xcache/">XCache</a>;
 539                 cannot use these for object caching.</li>' );
 540 }
 541
 542 $conf->diff3 = false;
 543 $diff3locations = array_merge(
 544         array(
 545                 "/usr/bin",
 546                 "/usr/local/bin",
 547                 "/opt/csw/bin",
 548                 "/usr/gnu/bin",
 549                 "/usr/sfw/bin" ),
 550         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 551 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 552
 553 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 554 foreach ($diff3locations as $loc) {
 555         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 556         if ($exe !== false) {
 557                 $conf->diff3 = $exe;
 558                 break;
 559         }
 560 }
 561
 562 if ($conf->diff3)
 563         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 564 else
 565         print "<li>GNU diff3 not found.</li>";
 566
 567 $conf->ImageMagick = false;
 568 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 569 foreach( $imcheck as $dir ) {
 570         $im = "$dir/convert";
 571         if( @file_exists( $im ) ) {
 572                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 573                 $conf->ImageMagick = $im;
 574                 break;
 575         }
 576 }
 577
 578 $conf->HaveGD = function_exists( "imagejpeg" );
 579 if( $conf->HaveGD ) {
 580         print "<li>Found GD graphics library built-in";
 581         if( !$conf->ImageMagick ) {
 582                 print ", image thumbnailing will be enabled if you enable uploads";
 583         }
 584         print ".</li>\n";
 585 } else {
 586         if( !$conf->ImageMagick ) {
 587                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 588         }
 589 }
 590
 591 $conf->IP = dirname( dirname( __FILE__ ) );
 592 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 593
 594
 595 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 596 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 597 // to get the path to the current script... hopefully it's reliable. SIGH
 598 $path = ($_SERVER["PHP_SELF"] === '')
 599         ? $_SERVER["SCRIPT_NAME"]
 600         : $_SERVER["PHP_SELF"];
 601
 602 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 603 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 604
 605
 606
 607 // We may be installing from *.php5 extension file, if so, print message
 608 $conf->ScriptExtension = '.php';
 609 if (defined('MW_INSTALL_PHP5_EXT')) {
 610     $conf->ScriptExtension = '.php5';
 611     print "<li>Installing MediaWiki with <tt>php5</tt> file extensions</li>\n";
 612 } else {
 613     print "<li>Installing MediaWiki with <tt>php</tt> file extensions</li>\n";
 614 }
 615
 616
 617 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 618         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 619
 620         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 621         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 622                 ? 'root@localhost'
 623                 : $_SERVER["SERVER_ADMIN"];
 624         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 625         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 626         if ( !isset( $ourdb[$conf->DBtype] ) ) {
 627                 $conf->DBtype = $DefaultDBtype;
 628         }
 629
 630         $conf->DBserver = importPost( "DBserver", "localhost" );
 631         $conf->DBname = importPost( "DBname", "wikidb" );
 632         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 633         $conf->DBpassword = importPost( "DBpassword" );
 634         $conf->DBpassword2 = importPost( "DBpassword2" );
 635         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 636         $conf->SysopPass = importPost( "SysopPass" );
 637         $conf->SysopPass2 = importPost( "SysopPass2" );
 638         $conf->RootUser = importPost( "RootUser", "root" );
 639         $conf->RootPW = importPost( "RootPW", "" );
 640         $useRoot = importCheck( 'useroot', false );
 641         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 642         ## MySQL specific:
 643         $conf->DBprefix     = importPost( "DBprefix" );
 644         $conf->setSchema(
 645                 importPost( "DBschema", "mysql5-binary" ),
 646                 importPost( "DBengine", "InnoDB" ) );
 647
 648         ## Postgres specific:
 649         $conf->DBport      = importPost( "DBport",      "5432" );
 650         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 651         $conf->DBpgschema  = importPost( "DBpgschema",  "mediawiki" );
 652
 653         ## SQLite specific
 654         $conf->SQLiteDataDir = importPost( "SQLiteDataDir", "" );
 655
 656         ## MSSQL specific
 657         // We need a second field so it doesn't overwrite the MySQL one
 658         $conf->DBprefix2 = importPost( "DBprefix2" );
 659
 660         ## DB2 specific:
 661         // New variable in order to have a different default port number
 662         $conf->DBport_db2   = importPost( "DBport_db2",      "50000" );
 663         $conf->DBcataloged  = importPost( "DBcataloged",  "cataloged" );
 664         $conf->DBdb2schema  = importPost( "DBdb2schema",  "mediawiki" );
 665
 666         // Oracle specific
 667         $conf->DBprefix_ora     = importPost( "DBprefix_ora" );
 668         $conf->DBdefTS_ora     = importPost( "DBdefTS_ora", "USERS" );
 669         $conf->DBtempTS_ora     = importPost( "DBtempTS_ora", "TEMP" );
 670
 671         $conf->ShellLocale = getShellLocale( $conf->LanguageCode );
 672
 673 /* Check for validity */
 674 $errs = array();
 675
 676 if( preg_match( '/^$|^mediawiki$|#/i', $conf->Sitename ) ) {
 677         $errs["Sitename"] = "Must not be blank or \"MediaWiki\" and may not contain \"#\"";
 678 }
 679 if( !$ourdb[$conf->DBtype]['serverless'] ) {
 680         if( $conf->DBuser == "" ) {
 681                 $errs["DBuser"] = "Must not be blank";
 682         }
 683         if( ($conf->DBtype == 'mysql') && (strlen($conf->DBuser) > 16) ) {
 684                 $errs["DBuser"] = "Username too long";
 685         }
 686         if( $conf->DBpassword == "" && $conf->DBtype != "postgres" ) {
 687                 $errs["DBpassword"] = "Must not be blank";
 688         }
 689         if( $conf->DBpassword != $conf->DBpassword2 ) {
 690                 $errs["DBpassword2"] = "Passwords don't match!";
 691         }
 692 }
 693 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 694         $errs["DBprefix"] = "Invalid table prefix";
 695 } else {
 696         untaint( $conf->DBprefix, TC_MYSQL );
 697 }
 698 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix_ora ) ) {
 699         $errs["DBprefix_ora"] = "Invalid table prefix";
 700 }
 701
 702 error_reporting( E_ALL | E_STRICT );
 703
 704 /**
 705  * Initialise $wgLang and $wgContLang to something so we can
 706  * call case-folding methods. Per Brion, this is English for
 707  * now, although we could be clever and initialise to the
 708  * user-selected language.
 709  */
 710 $wgContLang = Language::factory( 'en' );
 711 $wgLang = $wgContLang;
 712
 713 /**
 714  * We're messing about with users, so we need a stub
 715  * authentication plugin...
 716  */
 717 $wgAuth = new AuthPlugin();
 718
 719 /**
 720  * Validate the initial administrator account; username,
 721  * password checks, etc.
 722  */
 723 if( $conf->SysopName ) {
 724         # Check that the user can be created
 725         $u = User::newFromName( $conf->SysopName );
 726         if( $u instanceof User ) {
 727                 # Various password checks
 728                 if( $conf->SysopPass != '' ) {
 729                         if( $conf->SysopPass == $conf->SysopPass2 ) {
 730                                 if( !$u->isValidPassword( $conf->SysopPass ) ) {
 731                                         $errs['SysopPass'] = "Bad password";
 732                                 }
 733                         } else {
 734                                 $errs['SysopPass2'] = "Passwords don't match";
 735                         }
 736                 } else {
 737                         $errs['SysopPass'] = "Cannot be blank";
 738                 }
 739                 unset( $u );
 740         } else {
 741                 $errs['SysopName'] = "Bad username";
 742         }
 743 }
 744
 745 $conf->License = importRequest( "License", "none" );
 746 if( $conf->License == "gfdl1_2" ) {
 747         $conf->RightsUrl = "http://www.gnu.org/licenses/old-licenses/fdl-1.2.txt";
 748         $conf->RightsText = "GNU Free Documentation License 1.2";
 749         $conf->RightsCode = "gfdl1_2";
 750         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 751 } elseif( $conf->License == "gfdl1_3" ) {
 752         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 753         $conf->RightsText = "GNU Free Documentation License 1.3";
 754         $conf->RightsCode = "gfdl1_3";
 755         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 756 } elseif( $conf->License == "none" ) {
 757         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 758 } elseif( $conf->License == "pd" ) {
 759         $conf->RightsUrl = "http://creativecommons.org/licenses/publicdomain/";
 760         $conf->RightsText = "Public Domain";
 761         $conf->RightsCode = "pd";
 762         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/public-domain.png';
 763 } else {
 764         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 765         $conf->RightsText = importRequest( "RightsText", "" );
 766         $conf->RightsCode = importRequest( "RightsCode", "" );
 767         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 768 }
 769
 770 $conf->Shm = importRequest( "Shm", "none" );
 771 $conf->MCServers = importRequest( "MCServers" );
 772
 773 /* Test memcached servers */
 774
 775 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 776         $conf->MCServerArray = wfArrayMap( 'trim', explode( ',', $conf->MCServers ) );
 777         foreach ( $conf->MCServerArray as $server ) {
 778                 $error = testMemcachedServer( $server );
 779                 if ( $error ) {
 780                         $errs["MCServers"] = $error;
 781                         break;
 782                 }
 783         }
 784 } else if ( $conf->Shm == 'memcached' ) {
 785         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 786 }
 787
 788 /* default values for installation */
 789 $conf->Email     = importRequest("Email", "email_enabled");
 790 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 791 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 792 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 793
 794 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 795         do { /* So we can 'continue' to end prematurely */
 796                 $conf->Root = ($conf->RootPW != "");
 797
 798                 /* Load up the settings and get installin' */
 799                 $local = writeLocalSettings( $conf );
 800                 echo "<li style=\"list-style: none\">\n";
 801                 echo "<p><b>Generating configuration file...</b></p>\n";
 802                 echo "</li>\n";
 803
 804                 $wgCommandLineMode = false;
 805                 chdir( ".." );
 806                 $ok = eval( $local );
 807                 if( $ok === false ) {
 808                         dieout( "<p>Errors in generated configuration; " .
 809                                 "most likely due to a bug in the installer... " .
 810                                 "Config file was: </p>" .
 811                                 "<pre>" .
 812                                 htmlspecialchars( $local ) .
 813                                 "</pre>" );
 814                 }
 815                 $conf->DBtypename = '';
 816                 foreach (array_keys($ourdb) as $db) {
 817                         if ($conf->DBtype === $db)
 818                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 819                 }
 820                 if ( ! strlen($conf->DBtype)) {
 821                         $errs["DBpicktype"] = "Please choose a database type";
 822                         continue;
 823                 }
 824
 825                 if (! $conf->DBtypename) {
 826                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 827                         continue;
 828                 }
 829                 print "<li>Database type: " . htmlspecialchars( $conf->DBtypename ) . "</li>\n";
 830                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 831                 $wgDBtype = $conf->DBtype;
 832                 $wgDBadminuser = "root";
 833                 $wgDBadminpassword = $conf->RootPW;
 834
 835                 ## Mysql specific:
 836                 $wgDBprefix = $conf->DBprefix;
 837
 838                 ## Postgres specific:
 839                 $wgDBport      = $conf->DBport;
 840                 $wgDBts2schema = $conf->DBts2schema;
 841
 842                 if( $wgDBtype == 'postgres' ) {
 843                         $wgDBmwschema = $conf->DBpgschema;
 844                 } elseif ( $wgDBtype == 'ibm_db2' ) {
 845                         $wgDBmwschema = $conf->DBdb2schema;
 846                 }
 847
 848                 if( $conf->DBprefix2 != '' ) {
 849                         // For MSSQL
 850                         $wgDBprefix = $conf->DBprefix2;
 851                 } elseif( $conf->DBprefix_ora != '' ) {
 852                         // For Oracle
 853                         $wgDBprefix = $conf->DBprefix_ora;
 854                 }
 855
 856                 ## DB2 specific:
 857                 $wgDBcataloged = $conf->DBcataloged;
 858
 859                 $wgCommandLineMode = true;
 860                 if (! defined ( 'STDERR' ) )
 861                         define( 'STDERR', fopen("php://stderr", "wb"));
 862                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 863                 require_once( "$IP/includes/Setup.php" );
 864                 Language::getLocalisationCache()->disableBackend();
 865
 866                 chdir( "config" );
 867
 868                 $wgTitle = Title::newFromText( "Installation script" );
 869                 error_reporting( E_ALL | E_STRICT );
 870                 print "<li>Loading class: " . htmlspecialchars( $dbclass ) . "</li>\n";
 871                 if ( $conf->DBtype != 'sqlite' ) {
 872                         $dbc = new $dbclass;
 873                 }
 874
 875                 if( $conf->DBtype == 'mysql' ) {
 876                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 877                         if( $mysqlOldClient ) {
 878                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 879                                         using a MySQL 4.1 server and have problems connecting to the database,
 880                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 881                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 882                         }
 883                         $ok = true; # Let's be optimistic
 884
 885                         # Decide if we're going to use the superuser or the regular database user
 886                         $conf->Root = $useRoot;
 887                         if( $conf->Root ) {
 888                                 $db_user = $conf->RootUser;
 889                                 $db_pass = $conf->RootPW;
 890                         } else {
 891                                 $db_user = $wgDBuser;
 892                                 $db_pass = $wgDBpassword;
 893                         }
 894
 895                         # Attempt to connect
 896                         echo( "<li>Attempting to connect to database server as " . htmlspecialchars( $db_user ) . "..." );
 897                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 898
 899                         # Check the connection and respond to errors
 900                         if( $wgDatabase->isOpen() ) {
 901                                 # Seems OK
 902                                 $ok = true;
 903                                 $wgDBadminuser = $db_user;
 904                                 $wgDBadminpassword = $db_pass;
 905                                 echo( "success.</li>\n" );
 906                                 $wgDatabase->ignoreErrors( true );
 907                                 $myver = $wgDatabase->getServerVersion();
 908                         } else {
 909                                 # There were errors, report them and back out
 910                                 $ok = false;
 911                                 $errno = mysql_errno();
 912                                 $errtx = htmlspecialchars( mysql_error() );
 913                                 switch( $errno ) {
 914                                         case 1045:
 915                                         case 2000:
 916                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 917                                                 if( $conf->Root ) {
 918                                                         # The superuser details are wrong
 919                                                         $errs["RootUser"] = "Check username";
 920                                                         $errs["RootPW"] = "and password";
 921                                                 } else {
 922                                                         # The regular user details are wrong
 923                                                         $errs["DBuser"] = "Check username";
 924                                                         $errs["DBpassword"] = "and password";
 925                                                 }
 926                                                 break;
 927                                         case 2002:
 928                                         case 2003:
 929                                         default:
 930                                                 # General connection problem
 931                                                 echo( htmlspecialchars( "failed with error [$errno] $errtx." ) . "</li>\n" );
 932                                                 $errs["DBserver"] = "Connection failed";
 933                                                 break;
 934                                 } # switch
 935                         } #conn. att.
 936
 937                         if( !$ok ) { continue; }
 938                 }
 939                 else if( $conf->DBtype == 'ibm_db2' ) {
 940                         if( $useRoot ) {
 941                                 $db_user = $conf->RootUser;
 942                                 $db_pass = $conf->RootPW;
 943                         } else {
 944                                 $db_user = $wgDBuser;
 945                                 $db_pass = $wgDBpassword;
 946                         }
 947
 948                         echo( "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) .
 949                                 "\" as \"" . htmlspecialchars( $db_user ) . "\"..." );
 950                         $wgDatabase = $dbc->newFromParams($wgDBserver, $db_user, $db_pass, $wgDBname, 1);
 951                         // enable extra debug messages
 952                         $dbc->setMode(DatabaseIbm_db2::INSTALL_MODE);
 953                         $wgDatabase->setMode(DatabaseIbm_db2::INSTALL_MODE);
 954
 955                         if (!$wgDatabase->isOpen()) {
 956                                 print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
 957                         } else {
 958                                 $myver = $wgDatabase->getServerVersion();
 959                         }
 960                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 961
 962                 } elseif ( $conf->DBtype == 'sqlite' ) {
 963                         if ("$wgSQLiteDataDir" == '') {
 964                                 $wgSQLiteDataDir = dirname($_SERVER['DOCUMENT_ROOT']).'/data';
 965                         }
 966                         echo '<li>Attempting to connect to SQLite database at "' .
 967                                 htmlspecialchars( $wgSQLiteDataDir ) . '": ';
 968                         if ( !is_dir( $wgSQLiteDataDir ) ) {
 969                                 if ( is_writable( dirname( $wgSQLiteDataDir ) ) ) {
 970                                         $ok = wfMkdirParents( $wgSQLiteDataDir, $wgSQLiteDataDirMode );
 971                                 } else {
 972                                         $ok = false;
 973                                 }
 974                                 if ( !$ok ) {
 975                                         echo "cannot create data directory</li>";
 976                                         $errs['SQLiteDataDir'] = 'Enter a valid data directory';
 977                                         continue;
 978                                 }
 979                         }
 980                         if ( !is_writable( $wgSQLiteDataDir ) ) {
 981                                 echo "data directory not writable</li>";
 982                                 $errs['SQLiteDataDir'] = 'Enter a writable data directory';
 983                                 continue;
 984                         }
 985                         $dataFile = DatabaseSqlite::generateFileName( $wgSQLiteDataDir, $wgDBname );
 986                         if ( file_exists( $dataFile ) ) {
 987                                 if ( !is_writable( $dataFile ) ) {
 988                                         echo "data file not writable</li>";
 989                                         $errs['SQLiteDataDir'] = basename( $dataFile ) . " is not writable";
 990                                         continue;
 991                                 }
 992                         } else {
 993                                 if ( file_put_contents( $dataFile, '' ) === false ) {
 994                                         echo 'could not create database file "' . htmlspecialchars( basename( $dataFile ) ) . "\"</li>\n";
 995                                         $errs['SQLiteDataDir'] = "couldn't create " . basename( $dataFile );
 996                                         continue;
 997                                 }
 998                         }
 999                         try {
1000                                 $wgDatabase = new DatabaseSqlite( false, false, false, $wgDBname, 1 );
1001                         }
1002                         catch( MWException $ex ) {
1003                                 echo 'error: ' . htmlspecialchars( $ex->getMessage() ) . "</li>\n";
1004                                 continue;
1005                         }
1006
1007                         if (!$wgDatabase->isOpen()) {
1008                                 print "error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1009                                 $errs['SQLiteDataDir'] = 'Could not connect to database';
1010                                 continue;
1011                         } else {
1012                                 $myver = $wgDatabase->getServerVersion();
1013                         }
1014                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
1015                         echo "ok</li>\n";
1016                 } elseif ( $conf->DBtype == 'oracle' ) {
1017                         echo "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) ."\"</li>";
1018                         $old_error_level = error_reporting();
1019                         error_reporting($old_error_level & ~E_WARNING); //disable E_WARNING for test connect (oci returns login denied as warning)
1020                         $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBuser, $wgDBpassword, $wgDBname, 1);
1021                         error_reporting($old_error_level);
1022                         if (!$wgDatabase->isOpen()) {
1023                                 $ok = true;
1024                                 echo "<li>Connect failed.</li>";
1025                                 if ($useRoot) {
1026                                         if (ini_get('oci8.privileged_connect') === false) {
1027                                                 echo "<li>Privileged connect disabled, please set oci8.privileged_connect or run maintenance/ora/user.sql script manually prior to continuing.</li>";
1028                                                 $ok = false;
1029                                         } else {
1030                                                 $wgDBadminuser = $conf->RootUser;
1031                                                 $wgDBadminpassword = $conf->RootPW;
1032                                                 echo "<li>Attempting to create DB user.</li>";
1033                                                 $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBadminuser, $wgDBadminpassword, $wgDBname, 1, 64);
1034                                                 if ($wgDatabase->isOpen()) {
1035                                                         $wgDBOracleDefTS = $conf->DBdefTS_ora;
1036                                                         $wgDBOracleTempTS = $conf->DBtempTS_ora;
1037                                                         $wgDatabase->sourceFile( "../maintenance/ora/user.sql"  );
1038                                                 } else {
1039                                                         echo "<li>Invalid database superuser, please supply a valid superuser account.</li>";
1040                                                         echo "<li>ERR: ".print_r(oci_error(), true)."</li>";
1041                                                         $ok = false;
1042                                                 }
1043                                         }
1044                                 } else {
1045                                         echo "<li>Database superuser missing, please supply a valid superuser account.</li>";
1046                                         $ok = false;
1047                                 }
1048                                 if (!$ok) {
1049                                         $errs["RootUser"] = "Check username";
1050                                         $errs["RootPW"] = "and password";
1051                                 } else {
1052                                         echo "<li>Attempting to connect to database with new user \"" . htmlspecialchars( $wgDBname ) ."\"</li>";
1053                                         $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBuser, $wgDBpassword, $wgDBname, 1);
1054                                 }
1055                         }
1056                         if ($ok) {
1057                                 $myver = $wgDatabase->getServerVersion();
1058                         }
1059                 } else { # not mysql
1060                         error_reporting( E_ALL | E_STRICT );
1061                         $wgSuperUser = '';
1062                         ## Possible connect as a superuser
1063                         // Changed !mysql to postgres check since it seems to only apply to postgres
1064                         if( $useRoot && $conf->DBtype == 'postgres' ) {
1065                                 $wgDBsuperuser = $conf->RootUser;
1066                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"" .
1067                                         htmlspecialchars( $wgDBsuperuser ) . "\"..." );
1068                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
1069                                 if (!$wgDatabase->isOpen()) {
1070                                         print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1071                                         $errs["DBserver"] = "Could not connect to database as superuser";
1072                                         $errs["RootUser"] = "Check username";
1073                                         $errs["RootPW"] = "and password";
1074                                         continue;
1075                                 }
1076                                 $wgDatabase->initial_setup($conf->RootPW, 'postgres');
1077                         }
1078                         echo( "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) .
1079                                 "\" as \"" . htmlspecialchars( $wgDBuser ) . "\"..." );
1080                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
1081                         if (!$wgDatabase->isOpen()) {
1082                                 print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1083                                 $errs["DBserver"] = "Could not connect to database as user";
1084                                 $errs["DBuser"] = "Check username";
1085                                 $errs["DBpassword"] = "and password";
1086                                 continue;
1087                         } else {
1088                                 $myver = $wgDatabase->getServerVersion();
1089                         }
1090                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
1091                 }
1092
1093                 if ( !$wgDatabase->isOpen() ) {
1094                         $errs["DBserver"] = "Couldn't connect to database";
1095                         continue;
1096                 }
1097
1098                 print "<li>Connected to " . htmlspecialchars( "{$conf->DBtype} $myver" );
1099                 if ($conf->DBtype == 'mysql') {
1100                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
1101                                 print "</li>\n";
1102                                 dieout( "-- mysql 4.0.14 or later required. Aborting." );
1103                         }
1104                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
1105                         if( $mysqlNewAuth && $mysqlOldClient ) {
1106                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
1107                                         to old client libraries; if you have trouble with authentication, see
1108                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
1109                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
1110                         }
1111                         if( $wgDBmysql5 ) {
1112                                 if( $mysqlNewAuth ) {
1113                                         print "; enabling MySQL 4.1/5.0 charset mode";
1114                                 } else {
1115                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
1116                                                 but older version detected; will likely fail.</b>";
1117                                 }
1118                         }
1119                         print "</li>\n";
1120
1121                         @$sel = $wgDatabase->selectDB( $wgDBname );
1122                         if( $sel ) {
1123                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
1124                         } else {
1125                                 $err = mysql_errno();
1126                                 $databaseSafe = htmlspecialchars( $wgDBname );
1127                                 if( $err == 1102 /* Invalid database name */ ) {
1128                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
1129                                         continue;
1130                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
1131                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
1132                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
1133                                         continue;
1134                                 }
1135                                 print "<li>Attempting to create database...</li>";
1136                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
1137                                 if( !$res ) {
1138                                         print "<li>Couldn't create database <tt>" .
1139                                                 htmlspecialchars( $wgDBname ) .
1140                                                 "</tt>; try with root access or check your username/pass.</li>\n";
1141                                         $errs["RootPW"] = "<- Enter";
1142                                         continue;
1143                                 }
1144                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
1145                         }
1146                         $wgDatabase->selectDB( $wgDBname );
1147                 }
1148                 else if ($conf->DBtype == 'postgres') {
1149                         if( version_compare( $myver, "8.0" ) < 0 ) {
1150                                 dieout( "<b>Postgres 8.0 or later is required</b>. Aborting." );
1151                         }
1152                 }
1153
1154                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
1155                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
1156
1157                         if ( $conf->DBtype == 'mysql') {
1158                                 # Determine existing default character set
1159                                 if ( $wgDatabase->tableExists( "revision" ) ) {
1160                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
1161                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
1162                                         $row = $wgDatabase->fetchObject( $res );
1163                                         if ( !$row ) {
1164                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
1165                                                 $existingSchema = false;
1166                                                 $existingEngine = false;
1167                                         } else {
1168                                                 if ( preg_match( '/^latin1/', $row->Collation ) ) {
1169                                                         $existingSchema = 'mysql4';
1170                                                 } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
1171                                                         $existingSchema = 'mysql5';
1172                                                 } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
1173                                                         $existingSchema = 'mysql5-binary';
1174                                                 } else {
1175                                                         $existingSchema = false;
1176                                                         echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
1177                                                 }
1178                                                 if ( isset( $row->Engine ) ) {
1179                                                         $existingEngine = $row->Engine;
1180                                                 } else {
1181                                                         $existingEngine = $row->Type;
1182                                                 }
1183                                         }
1184                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
1185                                                 $encExisting = htmlspecialchars( $existingSchema );
1186                                                 $encRequested = htmlspecialchars( $conf->DBschema );
1187                                                 print "<li><strong>Warning:</strong> you requested the $encRequested schema, " .
1188                                                         "but the existing database has the $encExisting schema. This upgrade script ".
1189                                                         "can't convert it, so it will remain $encExisting.</li>\n";
1190                                                 $conf->setSchema( $existingSchema, $conf->DBengine );
1191                                         }
1192                                         if ( $existingEngine && $existingEngine != $conf->DBengine ) {
1193                                                 $encExisting = htmlspecialchars( $existingEngine );
1194                                                 $encRequested = htmlspecialchars( $conf->DBengine );
1195                                                 print "<li><strong>Warning:</strong> you requested the $encRequested storage " .
1196                                                         "engine, but the existing database uses the $encExisting engine. This upgrade " .
1197                                                         "script can't convert it, so it will remain $encExisting.</li>\n";
1198                                                 $conf->setSchema( $conf->DBschema, $existingEngine );
1199                                         }
1200                                 }
1201
1202                                 # Create user if required
1203                                 if ( $conf->Root ) {
1204                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1205                                         if ( $conn->isOpen() ) {
1206                                                 print "<li>DB user account ok</li>\n";
1207                                                 $conn->close();
1208                                         } else {
1209                                                 print "<li>Granting user permissions...";
1210                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
1211                                                         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>";
1212                                                 }
1213                                                 print "</li>\n";
1214                                                 $wgDatabase->sourceFile( "../maintenance/users.sql" );
1215                                         }
1216                                 }
1217                         }
1218                         print "</ul><pre>\n";
1219                         chdir( ".." );
1220                         flush();
1221                         do_all_updates();
1222                         chdir( "config" );
1223                         print "</pre>\n";
1224                         print "<ul><li>Finished update checks.</li>\n";
1225                 // if tables don't yet exist
1226                 } else {
1227                         # Determine available storage engines if possible
1228                         if ( $conf->DBtype == 'mysql' && version_compare( $myver, "4.1.2", "ge" ) ) {
1229                                 $res = $wgDatabase->query( 'SHOW ENGINES' );
1230                                 $found = false;
1231                                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
1232                                         if ( $row->Engine == $conf->DBengine && ( $row->Support == 'YES' || $row->Support == 'DEFAULT' ) ) {
1233                                                 $found = true;
1234                                                 break;
1235                                         }
1236                                 }
1237                                 $wgDatabase->freeResult( $res );
1238                                 if ( !$found && $conf->DBengine != 'MyISAM' ) {
1239                                         echo "<li><strong>Warning:</strong> " . htmlspecialchars( $conf->DBengine ) .
1240                                                 " storage engine not available, " .
1241                                                 "using MyISAM instead</li>\n";
1242                                         $conf->setSchema( $conf->DBschema, 'MyISAM' );
1243                                 }
1244                         }
1245
1246                         # FIXME: Check for errors
1247                         print "<li>Creating tables...";
1248                         if ($conf->DBtype == 'mysql') {
1249                                 $wgDatabase->sourceFile( "../maintenance/tables.sql" );
1250                                 $wgDatabase->sourceFile( "../maintenance/interwiki.sql" );
1251                         } elseif (is_callable(array($wgDatabase, 'setup_database'))) {
1252                                 $wgDatabase->setup_database();
1253                         }
1254                         else {
1255                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
1256                                 continue;
1257                         }
1258
1259                         print " done.</li>\n";
1260
1261
1262                         if ( $conf->DBtype == 'ibm_db2' ) {
1263                                 // Now that table creation is done, make sure everything is committed
1264                                 // Do this before doing inserts through API
1265                                 if ($wgDatabase->lastError()) {
1266                                         print "<li>Errors encountered during table creation -- rolled back</li>\n";
1267                                         $wgDatabase->rollback();
1268                                 }
1269                                 else {
1270                                         print "<li>MediaWiki tables successfully created</li>\n";
1271                                         $wgDatabase->commit();
1272                                 }
1273                         } elseif ( $conf->DBtype == 'sqlite' ) {
1274                                 // Ensure proper searchindex format. We have to do that separately because
1275                                 // if SQLite is compiled without the FTS3 module, table creation syntax will be invalid.
1276                                 sqlite_setup_searchindex();
1277                         }
1278
1279                         print "<li>Initializing statistics...</li>\n";
1280                         $wgDatabase->insert( 'site_stats',
1281                                 array ( 'ss_row_id'        => 1,
1282                                                 'ss_total_views'   => 0,
1283                                                 'ss_total_edits'   => 1, # Main page first edit
1284                                                 'ss_good_articles' => 0, # Main page is not a good article - no internal link
1285                                                 'ss_total_pages'   => 1, # Main page
1286                                                 'ss_users'         => $conf->SysopName ? 1 : 0, # Sysop account, if created
1287                                                 'ss_admins'        => $conf->SysopName ? 1 : 0, # Sysop account, if created
1288                                                 'ss_images'        => 0 ) );
1289
1290                         # Set up the "regular user" account *if we can, and if we need to*
1291                         if( $conf->Root and $conf->DBtype == 'mysql') {
1292                                 # See if we need to
1293                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1294                                 if( $wgDatabase2->isOpen() ) {
1295                                         # Nope, just close the test connection and continue
1296                                         $wgDatabase2->close();
1297                                         echo( "<li>User " . htmlspecialchars( $wgDBuser ) . " exists. Skipping grants.</li>\n" );
1298                                 } else {
1299                                         # Yes, so run the grants
1300                                         echo( "<li>" . htmlspecialchars( "Granting user permissions to $wgDBuser on $wgDBname..." ) );
1301                                         $wgDatabase->sourceFile( "../maintenance/users.sql" );
1302                                         echo( "success.</li>\n" );
1303                                 }
1304                         }
1305
1306                         if( $conf->SysopName ) {
1307                                 $u = User::newFromName( $conf->getSysopName() );
1308                                 if ( !$u ) {
1309                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
1310                                 }
1311                                 else if ( 0 == $u->idForName() ) {
1312                                         $u->addToDatabase();
1313                                         $u->setPassword( $conf->getSysopPass() );
1314                                         $u->saveSettings();
1315
1316                                         $u->addGroup( "sysop" );
1317                                         $u->addGroup( "bureaucrat" );
1318
1319                                         print "<li>Created sysop account <tt>" .
1320                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
1321                                 } else {
1322                                         print "<li>Could not create user - already exists!</li>\n";
1323                                 }
1324                         } else {
1325                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
1326                         }
1327
1328                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
1329                         $article = new Article( $titleobj );
1330                         $newid = $article->insertOn( $wgDatabase );
1331                         $revision = new Revision( array(
1332                                 'page'      => $newid,
1333                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
1334                                 'comment'   => '',
1335                                 'user'      => 0,
1336                                 'user_text' => 'MediaWiki default',
1337                                 ) );
1338                         $revid = $revision->insertOn( $wgDatabase );
1339                         $article->updateRevisionOn( $wgDatabase, $revision );
1340                 }
1341
1342                 /* Write out the config file now that all is well */
1343                 print "<li style=\"list-style: none\">\n";
1344                 print "<p>Creating LocalSettings.php...</p>\n\n";
1345                 $localSettings = "<" . "?php$endl$local";
1346                 // Fix up a common line-ending problem (due to CVS on Windows)
1347                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
1348                 $f = fopen( "LocalSettings.php", 'xt' );
1349
1350                 if( $f == false ) {
1351                         print( "</li>\n" );
1352                         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" .
1353                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
1354                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
1355                 }
1356                 if(fwrite( $f, $localSettings ) ) {
1357                         fclose( $f );
1358                         print "<hr/>\n";
1359                         writeSuccessMessage();
1360                         print "</li>\n";
1361                 } else {
1362                         fclose( $f );
1363                         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" );
1364                 }
1365
1366         } while( false );
1367 }
1368
1369 print "</ul>\n";
1370 $mainListOpened = false;
1371
1372 if( count( $errs ) ) {
1373         /* Display options form */
1374
1375         if( $conf->posted ) {
1376                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1377         }
1378 ?>
1379
1380 <form action="<?php echo defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php'; ?>" name="config" method="post">
1381
1382 <h2>Site config</h2>
1383
1384 <div class="config-section">
1385         <div class="config-input">
1386                 <?php aField( $conf, "Sitename", "Wiki name:" ); ?>
1387         </div>
1388         <p class="config-desc">
1389                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1390                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1391         </p>
1392         <div class="config-input"><?php aField( $conf, "EmergencyContact", "Contact e-mail:" ); ?></div>
1393         <p class="config-desc">
1394                 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.
1395         </p>
1396
1397         <div class="config-input">
1398                 <label class='column' for="LanguageCode">Language:</label>
1399                 <select id="LanguageCode" name="LanguageCode"><?php
1400                         $list = getLanguageList();
1401                         foreach( $list as $code => $name ) {
1402                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1403                                 $encCode = htmlspecialchars( $code );
1404                                 $encName = htmlspecialchars( $name );
1405                                 echo "\n\t\t<option value=\"$encCode\" $sel>$encName</option>";
1406                         }
1407                         echo "\n";
1408                 ?>
1409                 </select>
1410         </div>
1411         <p class="config-desc">
1412                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1413         </p>
1414
1415         <div class="config-input">
1416                 <label class='column'>Copyright/license:</label>
1417
1418                 <ul class="plain">
1419                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1420                 <li><?php aField( $conf, "License", "Public Domain", "radio", "pd" ); ?></li>
1421                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2", "radio", "gfdl1_2" ); ?></li>
1422                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.3", "radio", "gfdl1_3" ); ?></li>
1423                 <li><?php
1424                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1425                         $partner = "MediaWiki";
1426    $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1427                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/$script?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1428                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1429                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1430                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1431                         if( $conf->License == "cc" ) { ?>
1432                         <ul>
1433                         <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1434                         <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1435                         <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1436                         <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1437                         </ul>
1438                         <?php } ?>
1439                         </li>
1440                 </ul>
1441         </div>
1442         <p class="config-desc">
1443                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1444         </p>
1445
1446
1447         <div class="config-input">
1448                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1449         </div>
1450         <div class="config-input">
1451                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1452         </div>
1453         <div class="config-input">
1454                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1455         </div>
1456         <p class="config-desc">
1457                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1458                 A new account will be added only when creating a new wiki database.
1459                 <br /><br />
1460                 The password cannot be the same as the username.
1461         </p>
1462
1463         <div class="config-input">
1464                 <label class='column'>Object caching:</label>
1465
1466                 <ul class="plain">
1467                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1468                 <?php
1469                         if ( $conf->turck ) {
1470                                 echo "<li>";
1471                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1472                                 echo "</li>\n";
1473                         }
1474                         if( $conf->xcache ) {
1475                                 echo "<li>";
1476                                 aField( $conf, 'Shm', 'XCache', 'radio', 'xcache' );
1477                                 echo "</li>\n";
1478                         }
1479                         if ( $conf->apc ) {
1480                                 echo "<li>";
1481                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1482                                 echo "</li>\n";
1483                         }
1484                         if ( $conf->eaccel ) {
1485                                 echo "<li>";
1486                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1487                                 echo "</li>\n";
1488                         }
1489                         if ( $conf->dba ) {
1490                                 echo "<li>";
1491                                 aField( $conf, "Shm", "DBA (not recommended)", "radio", "dba" );
1492                                 echo "</li>";
1493                         }
1494                 ?>
1495                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1496                 </ul>
1497                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1498         </div>
1499         <p class="config-desc">
1500                 An object caching system such as memcached will provide a significant performance boost,
1501                 but needs to be installed. Provide the server addresses and ports in a comma-separated list.
1502                 <br /><br />
1503                 MediaWiki can also detect and support eAccelerator, Turck MMCache, APC, and XCache, but
1504                 these should not be used if the wiki will be running on multiple application servers.
1505                 <br /><br />
1506                 DBA (Berkeley-style DB) is generally slower than using no cache at all, and is only
1507                 recommended for testing.
1508         </p>
1509 </div>
1510
1511 <h2>E-mail, e-mail notification and authentication setup</h2>
1512
1513 <div class="config-section">
1514         <div class="config-input">
1515                 <label class='column'>E-mail features (global):</label>
1516                 <ul class="plain">
1517                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1518                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1519                 </ul>
1520         </div>
1521         <p class="config-desc">
1522                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1523                 if sending mail doesn't work on your server.
1524         </p>
1525
1526         <div class="config-input">
1527                 <label class='column'>User-to-user e-mail:</label>
1528                 <ul class="plain">
1529                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1530                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1531                 </ul>
1532         </div>
1533         <p class="config-desc">
1534                 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.
1535         </p>
1536         <div class="config-input">
1537                 <label class='column'>E-mail notification about changes:</label>
1538                 <ul class="plain">
1539                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1540                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1541                 <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>
1542                 </ul>
1543         </div>
1544         <div class="config-desc">
1545                 <p>
1546                 For this feature to work, an e-mail address must be present for the user account, and the notification
1547                 options in the user's preferences must be enabled. Also note the
1548                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1549
1550                 <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>
1551         </div>
1552
1553         <div class="config-input">
1554                 <label class='column'>E-mail address authentication:</label>
1555                 <ul class="plain">
1556                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1557                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1558                 </ul>
1559         </div>
1560         <div class="config-desc">
1561                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1562                 change notification mails. Setting this option is <b>recommended</b> for public wikis because of potential abuse of the e-mail features above.</p>
1563         </div>
1564
1565 </div>
1566
1567 <h2>Database config</h2>
1568
1569 <div class="config-section">
1570 <div class="config-input">
1571         <label class='column'>Database type:</label>
1572 <?php
1573         if (isset($errs['DBpicktype'])) {
1574                 print "\t<span class='error'>" . htmlspecialchars( $errs['DBpicktype'] ) . "</span>\n";
1575         }
1576 ?>
1577         <ul class='plain'><?php
1578                 database_picker($conf);
1579         ?></ul>
1580         </div>
1581
1582         <div id="db-server-settings1">
1583                 <div class="config-input" style="clear:left">
1584                 <?php aField( $conf, "DBserver", "Database host:" ); ?>
1585                 </div>
1586                 <p class="config-desc">
1587                         If your database server isn't on your web server, enter the name or IP address here.
1588                 </p>
1589         </div>
1590
1591                 <div class="config-input"><?php aField( $conf, "DBname", "Database name:" ); ?></div>
1592         <div id="db-server-settings2">
1593                 <div class="config-input"><?php aField( $conf, "DBuser", "DB username:" ); ?></div>
1594                 <div class="config-input"><?php aField( $conf, "DBpassword", "DB password:", "password" ); ?></div>
1595                 <div class="config-input"><?php aField( $conf, "DBpassword2", "DB password confirm:", "password" ); ?></div>
1596                 <p class="config-desc">
1597                         If you only have a single user account and database available,
1598                         enter those here. If you have database root access (see below)
1599                         you can specify new accounts/databases to be created. This account
1600                         will not be created if it pre-exists. If this is the case, ensure that it
1601                         has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1602                 </p>
1603
1604                 <div class="config-input">
1605                         <label class="column">Superuser account:</label>
1606                         <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?> />
1607                         &nbsp;<label for="useroot">Use superuser account</label>
1608                 </div>
1609                 <div class="config-input"><?php aField( $conf, "RootUser", "Superuser name:", "text" ); ?></div>
1610                 <div class="config-input"><?php aField( $conf, "RootPW", "Superuser password:", "password" ); ?></div>
1611
1612                 <p class="config-desc">
1613                         If the database user specified above does not exist, or does not have access to create
1614                         the database (if needed) or tables within it, please check the box and provide details
1615                         of a superuser account, such as <strong>root</strong>, which does.
1616                 </p>
1617         </div>
1618
1619         <?php database_switcher('mysql'); ?>
1620         <div class="config-input"><?php aField( $conf, "DBprefix", "Database table prefix:" ); ?></div>
1621         <div class="config-desc">
1622                 <p>If you need to share one database between multiple wikis, or
1623                 between MediaWiki and another web application, you may choose to
1624                 add a prefix to all the table names to avoid conflicts.</p>
1625
1626                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1627         </div>
1628
1629         <div class="config-input"><label class="column">Storage Engine</label>
1630                 <div>Select one:</div>
1631                 <ul class="plain">
1632                 <li><?php aField( $conf, "DBengine", "InnoDB", "radio", "InnoDB" ); ?></li>
1633                 <li><?php aField( $conf, "DBengine", "MyISAM", "radio", "MyISAM" ); ?></li>
1634                 </ul>
1635         </div>
1636         <p class="config-desc">
1637                 InnoDB is best for public web installations, since it has good concurrency
1638                 support. MyISAM may be faster in single-user installations. MyISAM databases
1639                 tend to get corrupted more often than InnoDB databases.
1640         </p>
1641         <div class="config-input"><label class="column">Database character set</label>
1642                 <div>Select one:</div>
1643                 <ul class="plain">
1644                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1645                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1646                 <li><?php aField( $conf, "DBschema", "MySQL 4.0 backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1647                 </ul>
1648         </div>
1649         <p class="config-desc">
1650                 This option is ignored on upgrade, the same character set will be kept.
1651                 <br /><br />
1652                 <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!.
1653                 <br /><br />
1654                 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>.
1655         </p>
1656         </fieldset>
1657
1658         <?php database_switcher('postgres'); ?>
1659         <div class="config-input"><?php aField( $conf, "DBport", "Database port:" ); ?></div>
1660         <div class="config-input"><?php aField( $conf, "DBpgschema", "Schema for mediawiki:" ); ?></div>
1661         <div class="config-input"><?php aField( $conf, "DBts2schema", "Schema for tsearch2:" ); ?></div>
1662         <div class="config-desc">
1663                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1664                 so it is recommended that you create a new user. The above schemas are generally correct:
1665         only change them if you are sure you need to.</p>
1666         </div>
1667         </fieldset>
1668
1669         <?php database_switcher('sqlite'); ?>
1670         <div class="config-input"><?php
1671                 aField( $conf, "SQLiteDataDir", "SQLite data directory:" );
1672         ?></div>
1673         <div class="config-desc">
1674                 <p>SQLite stores table data into files in the filesystem.
1675                 If you do not provide an explicit path, a "data" directory in
1676                 the parent of your document root will be used.</p>
1677
1678                 <p>This directory must exist and be writable by the web server.</p>
1679         </div>
1680         </fieldset>
1681
1682         <?php database_switcher('mssql'); ?>
1683         <div class="config-input"><?php
1684                 aField( $conf, "DBprefix2", "Database table prefix:" );
1685         ?></div>
1686         <div class="config-desc">
1687                 <p>If you need to share one database between multiple wikis, or
1688                 between MediaWiki and another web application, you may choose to
1689                 add a prefix to all the table names to avoid conflicts.</p>
1690
1691                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1692         </div>
1693         </fieldset>
1694
1695         <?php database_switcher('ibm_db2'); ?>
1696         <div class="config-input"><?php
1697                 aField( $conf, "DBport_db2", "Database port:" );
1698         ?></div>
1699         <div class="config-input"><?php
1700                 aField( $conf, "DBdb2schema", "Schema for mediawiki:" );
1701         ?></div>
1702         <div>Select one:</div>
1703                 <ul class="plain">
1704                 <li><?php aField( $conf, "DBcataloged", "Cataloged (DB2 installed locally)", "radio", "cataloged" ); ?></li>
1705                 <li><?php aField( $conf, "DBcataloged", "Uncataloged (remote DB2 through ODBC)", "radio", "uncataloged" ); ?></li>
1706                 </ul>
1707         <div class="config-desc">
1708                 <p>If you need to share one database between multiple wikis, or
1709                 between MediaWiki and another web application, you may specify
1710                 a different schema to avoid conflicts.</p>
1711         </div>
1712         </fieldset>
1713
1714         <?php database_switcher('oracle'); ?>
1715         <div class="config-input"><?php aField( $conf, "DBprefix_ora", "Database table prefix:" ); ?></div>
1716         <div class="config-desc">
1717                 <p>If you need to share one database between multiple wikis, or
1718                 between MediaWiki and another web application, you may choose to
1719                 add a prefix to all the table names to avoid conflicts.</p>
1720
1721                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1722         </div>
1723         <div class="config-input"><?php aField( $conf, "DBdefTS_ora", "Default tablespace:" ); ?></div>
1724         <div class="config-input"><?php aField( $conf, "DBtempTS_ora", "Temporary tablespace:" ); ?></div>
1725         </fieldset>
1726
1727         <div class="config-input" style="padding:2em 0 3em">
1728                 <label class='column'>&nbsp;</label>
1729                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1730         </div>
1731 </div>
1732 </form>
1733 <script type="text/javascript">
1734 window.onload = toggleDBarea( <?php echo Xml::encodeJsVar( $conf->DBtype ); ?>,
1735 <?php
1736         ## If they passed in a root user name, don't populate it on page load
1737         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1738 ?>);
1739 </script>
1740 <?php
1741 }
1742
1743 /* -------------------------------------------------------------------------------------- */
1744 function writeSuccessMessage() {
1745  $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1746         if ( wfIniGetBool( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1747                 echo <<<EOT
1748 <div class="success-box">
1749 <p>Installation successful!</p>
1750 <p>To complete the installation, please do the following:
1751 <ol>
1752         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1753         <li>Upload it to the parent directory</li>
1754         <li>Delete config/LocalSettings.php</li>
1755         <li>Start using <a href='../$script'>your wiki</a>!
1756 </ol>
1757 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1758 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1759 which means that anyone on the same server can read your database password! Downloading
1760 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1761 </div>
1762 EOT;
1763         } else {
1764                 echo <<<EOT
1765 <div class="success-box">
1766 <p>
1767 <span class="success-message">Installation successful!</span>
1768 Move the <tt>config/LocalSettings.php</tt> file to the parent directory, then follow
1769 <a href="../$script"> this link</a> to your wiki.</p>
1770 <p>You should change file permissions for <tt>LocalSettings.php</tt> as required to
1771 prevent other users on the server reading passwords and altering configuration data.</p>
1772 </div>
1773 EOT;
1774         }
1775 }
1776
1777
1778 function escapePhpString( $string ) {
1779         if ( is_array( $string ) || is_object( $string ) ) {
1780                 return false;
1781         }
1782         return strtr( $string,
1783                 array(
1784                         "\n" => "\\n",
1785                         "\r" => "\\r",
1786                         "\t" => "\\t",
1787                         "\\" => "\\\\",
1788                         "\$" => "\\\$",
1789                         "\"" => "\\\""
1790                 ));
1791 }
1792
1793 function writeLocalSettings( $conf ) {
1794         $conf->PasswordSender = $conf->EmergencyContact;
1795         $magic = ($conf->ImageMagick ? "" : "# ");
1796         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1797         $rights = ($conf->RightsUrl) ? "" : "# ";
1798         $hashedUploads = $conf->safeMode ? '' : '# ';
1799
1800         if ( $conf->ShellLocale ) {
1801                 $locale = '';
1802         } else {
1803                 $locale = '# ';
1804                 $conf->ShellLocale = 'en_US.UTF-8';
1805         }
1806
1807         switch ( $conf->Shm ) {
1808                 case 'memcached':
1809                         $cacheType = 'CACHE_MEMCACHED';
1810                         $mcservers = var_export( $conf->MCServerArray, true );
1811                         break;
1812                 case 'turck':
1813                 case 'xcache':
1814                 case 'apc':
1815                 case 'eaccel':
1816                         $cacheType = 'CACHE_ACCEL';
1817                         $mcservers = 'array()';
1818                         break;
1819                 case 'dba':
1820                         $cacheType = 'CACHE_DBA';
1821                         $mcservers = 'array()';
1822                         break;
1823                 default:
1824                         $cacheType = 'CACHE_NONE';
1825                         $mcservers = 'array()';
1826         }
1827
1828         if ( $conf->Email == 'email_enabled' ) {
1829                 $enableemail = 'true';
1830                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1831                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1832                 switch ( $conf->Enotif ) {
1833                         case 'enotif_usertalk':
1834                                 $enotifusertalk = 'true';
1835                                 $enotifwatchlist = 'false';
1836                                 break;
1837                         case 'enotif_allpages':
1838                                 $enotifusertalk = 'true';
1839                                 $enotifwatchlist = 'true';
1840                                 break;
1841                         default:
1842                                 $enotifusertalk = 'false';
1843                                 $enotifwatchlist = 'false';
1844                 }
1845         } else {
1846                 $enableuseremail = 'false';
1847                 $enableemail = 'false';
1848                 $eauthent = 'false';
1849                 $enotifusertalk = 'false';
1850                 $enotifwatchlist = 'false';
1851         }
1852
1853         $file = @fopen( "/dev/urandom", "r" );
1854         if ( $file ) {
1855                 $secretKey = bin2hex( fread( $file, 32 ) );
1856                 fclose( $file );
1857         } else {
1858                 $secretKey = "";
1859                 for ( $i=0; $i<8; $i++ ) {
1860                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1861                 }
1862                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1863         }
1864
1865         # Add slashes to strings for double quoting
1866         $slconf = wfArrayMap( "escapePhpString", get_object_vars( $conf ) );
1867         if( $conf->License == 'gfdl1_2' || $conf->License == 'pd' || $conf->License == 'gfdl1_3' ) {
1868                 # Needs literal string interpolation for the current style path
1869                 $slconf['RightsIcon'] = $conf->RightsIcon;
1870         }
1871
1872         if( $conf->DBtype == 'mysql' ) {
1873                 $dbsettings =
1874 "# MySQL specific settings
1875 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1876
1877 # MySQL table options to use during installation or update
1878 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1879
1880 # Experimental charset support for MySQL 4.1/5.0.
1881 \$wgDBmysql5 = {$conf->DBmysql5};";
1882         } elseif( $conf->DBtype == 'postgres' ) {
1883                 $dbsettings =
1884 "# Postgres specific settings
1885 \$wgDBport           = \"{$slconf['DBport']}\";
1886 \$wgDBmwschema       = \"{$slconf['DBpgschema']}\";
1887 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";";
1888         } elseif( $conf->DBtype == 'sqlite' ) {
1889                 $dbsettings =
1890 "# SQLite-specific settings
1891 \$wgSQLiteDataDir    = \"{$slconf['SQLiteDataDir']}\";";
1892         } elseif( $conf->DBtype == 'mssql' ) {
1893                 $dbsettings =
1894 "# MSSQL specific settings
1895 \$wgDBprefix         = \"{$slconf['DBprefix2']}\";";
1896         } elseif( $conf->DBtype == 'ibm_db2' ) {
1897                 $dbsettings =
1898 "# DB2 specific settings
1899 \$wgDBport_db2       = \"{$slconf['DBport_db2']}\";
1900 \$wgDBmwschema       = \"{$slconf['DBdb2schema']}\";
1901 \$wgDBcataloged      = \"{$slconf['DBcataloged']}\";";
1902         } elseif( $conf->DBtype == 'oracle' ) {
1903                 $dbsettings =
1904 "# Oracle specific settings
1905 \$wgDBprefix         = \"{$slconf['DBprefix']}\";";
1906         } else {
1907                 // ummm... :D
1908                 $dbsettings = '';
1909         }
1910
1911
1912         $localsettings = "
1913 # This file was automatically generated by the MediaWiki installer.
1914 # If you make manual changes, please keep track in case you need to
1915 # recreate them later.
1916 #
1917 # See includes/DefaultSettings.php for all configurable settings
1918 # and their default values, but don't forget to make changes in _this_
1919 # file, not there.
1920 #
1921 # Further documentation for configuration settings may be found at:
1922 # http://www.mediawiki.org/wiki/Manual:Configuration_settings
1923
1924 # If you customize your file layout, set \$IP to the directory that contains
1925 # the other MediaWiki files. It will be used as a base to locate files.
1926 if( defined( 'MW_INSTALL_PATH' ) ) {
1927         \$IP = MW_INSTALL_PATH;
1928 } else {
1929         \$IP = dirname( __FILE__ );
1930 }
1931
1932 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1933 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1934
1935 require_once( \"\$IP/includes/DefaultSettings.php\" );
1936
1937 if ( \$wgCommandLineMode ) {
1938         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1939                 die( \"This script must be run from the command line\\n\" );
1940         }
1941 }
1942 ## Uncomment this to disable output compression
1943 # \$wgDisableOutputCompression = true;
1944
1945 \$wgSitename         = \"{$slconf['Sitename']}\";
1946
1947 ## The URL base path to the directory containing the wiki;
1948 ## defaults for all runtime URL paths are based off of this.
1949 ## For more information on customizing the URLs please see:
1950 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1951 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1952 \$wgScriptExtension  = \"{$slconf['ScriptExtension']}\";
1953
1954 ## The relative URL path to the skins directory
1955 \$wgStylePath        = \"\$wgScriptPath/skins\";
1956
1957 ## The relative URL path to the logo.  Make sure you change this from the default,
1958 ## or else you'll overwrite your logo when you upgrade!
1959 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1960
1961 ## UPO means: this is also a user preference option
1962
1963 \$wgEnableEmail      = $enableemail;
1964 \$wgEnableUserEmail  = $enableuseremail; # UPO
1965
1966 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1967 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1968
1969 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1970 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1971 \$wgEmailAuthentication = $eauthent;
1972
1973 ## Database settings
1974 \$wgDBtype           = \"{$slconf['DBtype']}\";
1975 \$wgDBserver         = \"{$slconf['DBserver']}\";
1976 \$wgDBname           = \"{$slconf['DBname']}\";
1977 \$wgDBuser           = \"{$slconf['DBuser']}\";
1978 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1979
1980 {$dbsettings}
1981
1982 ## Shared memory settings
1983 \$wgMainCacheType = $cacheType;
1984 \$wgMemCachedServers = $mcservers;
1985
1986 ## To enable image uploads, make sure the 'images' directory
1987 ## is writable, then set this to true:
1988 \$wgEnableUploads       = false;
1989 {$magic}\$wgUseImageMagick = true;
1990 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1991
1992 ## If you use ImageMagick (or any other shell command) on a
1993 ## Linux server, this will need to be set to the name of an
1994 ## available UTF-8 locale
1995 {$locale}\$wgShellLocale = \"{$slconf['ShellLocale']}\";
1996
1997 ## If you want to use image uploads under safe mode,
1998 ## create the directories images/archive, images/thumb and
1999 ## images/temp, and make them all writable. Then uncomment
2000 ## this, if it's not already uncommented:
2001 {$hashedUploads}\$wgHashedUploadDirectory = false;
2002
2003 ## If you have the appropriate support software installed
2004 ## you can enable inline LaTeX equations:
2005 \$wgUseTeX           = false;
2006
2007 ## Set \$wgCacheDirectory to a writable directory on the web server
2008 ## to make your wiki go slightly faster. The directory should not
2009 ## be publically accessible from the web.
2010 #\$wgCacheDirectory = \"\$IP/cache\";
2011
2012 \$wgLocalInterwiki   = strtolower( \$wgSitename );
2013
2014 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
2015
2016 \$wgSecretKey = \"$secretKey\";
2017
2018 ## Default skin: you can change the default skin. Use the internal symbolic
2019 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
2020 \$wgDefaultSkin = 'monobook';
2021
2022 ## For attaching licensing metadata to pages, and displaying an
2023 ## appropriate copyright notice / icon. GNU Free Documentation
2024 ## License and Creative Commons licenses are supported so far.
2025 {$rights}\$wgEnableCreativeCommonsRdf = true;
2026 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
2027 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
2028 \$wgRightsText = \"{$slconf['RightsText']}\";
2029 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
2030 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
2031
2032 \$wgDiff3 = \"{$slconf['diff3']}\";
2033
2034 # When you make changes to this configuration file, this will make
2035 # sure that cached pages are cleared.
2036 \$wgCacheEpoch = max( \$wgCacheEpoch, gmdate( 'YmdHis', @filemtime( __FILE__ ) ) );
2037 "; ## End of setting the $localsettings string
2038
2039         // Keep things in Unix line endings internally;
2040         // the system will write out as local text type.
2041         return str_replace( "\r\n", "\n", $localsettings );
2042 }
2043
2044 function dieout( $text ) {
2045         global $mainListOpened;
2046         if( $mainListOpened ) echo( "</ul>" );
2047         if( $text != '' && substr( $text, 0, 2 ) != '<p'  && substr( $text, 0, 2 ) != '<h' ){
2048                 echo "<p>$text</p>\n";
2049         } else {
2050                 echo $text;
2051         }
2052         die( "\n\n</div>\n</div>\n</div>\n</div>\n</body>\n</html>" );
2053 }
2054
2055 function importVar( &$var, $name, $default = "" ) {
2056         if( isset( $var[$name] ) ) {
2057                 $retval = $var[$name];
2058                 if ( get_magic_quotes_gpc() ) {
2059                         $retval = stripslashes( $retval );
2060                 }
2061         } else {
2062                 $retval = $default;
2063         }
2064         taint( $retval );
2065         return $retval;
2066 }
2067
2068 function importPost( $name, $default = "" ) {
2069         return importVar( $_POST, $name, $default );
2070 }
2071
2072 function importCheck( $name ) {
2073         return isset( $_POST[$name] );
2074 }
2075
2076 function importRequest( $name, $default = "" ) {
2077         return importVar( $_REQUEST, $name, $default );
2078 }
2079
2080 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
2081         static $radioCount = 0;
2082         if( $type != "" ) {
2083                 $xtype = "type=\"$type\"";
2084         } else {
2085                 $xtype = "";
2086         }
2087
2088         $id = $field;
2089         $nolabel = ($type == "radio") || ($type == "hidden");
2090
2091         if ($type == 'radio')
2092                 $id .= $radioCount++;
2093
2094         if( !$nolabel ) {
2095                 echo "<label class='column' for=\"$id\">$text</label>";
2096         }
2097
2098         if( $type == "radio" && $value == $conf->$field ) {
2099                 $checked = "checked='checked'";
2100         } else {
2101                 $checked = "";
2102         }
2103         echo "<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
2104         if ($onclick) {
2105                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
2106         }
2107         echo "value=\"";
2108         if( $type == "radio" ) {
2109                 echo htmlspecialchars( $value );
2110         } else {
2111                 echo htmlspecialchars( $conf->$field );
2112         }
2113
2114
2115         echo "\" />";
2116         if( $nolabel ) {
2117                 echo "<label for=\"$id\">$text</label>";
2118         }
2119
2120         global $errs;
2121         if(isset($errs[$field])) {
2122                 echo "<span class='error'>" . htmlspecialchars( $errs[$field] ) . "</span>\n";
2123         }
2124 }
2125
2126 function getLanguageList() {
2127         global $wgDummyLanguageCodes;
2128
2129         $codes = array();
2130         foreach ( Language::getLanguageNames() as $code => $name ) {
2131                 if( in_array( $code, $wgDummyLanguageCodes ) ) continue;
2132                 $codes[$code] = $code . ' - ' . $name;
2133         }
2134         ksort( $codes );
2135         return $codes;
2136 }
2137
2138 #Check for location of an executable
2139 # @param string $loc single location to check
2140 # @param array $names filenames to check for.
2141 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
2142 function locate_executable($loc, $names, $versioninfo = false) {
2143         if (!is_array($names))
2144                 $names = array($names);
2145
2146         foreach ($names as $name) {
2147                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
2148                 if (@file_exists($command)) {
2149                         if (!$versioninfo)
2150                                 return $command;
2151
2152                         $file = str_replace('$1', $command, $versioninfo[0]);
2153                         if (strstr(`$file`, $versioninfo[1]) !== false)
2154                                 return $command;
2155                 }
2156         }
2157         return false;
2158 }
2159
2160 # Test a memcached server
2161 function testMemcachedServer( $server ) {
2162         $hostport = explode(":", $server);
2163         $errstr = false;
2164         $fp = false;
2165         if ( !function_exists( 'fsockopen' ) ) {
2166                 $errstr = "Can't connect to memcached, fsockopen() not present";
2167         }
2168         if ( !$errstr && count( $hostport ) != 2 ) {
2169                 $errstr = 'Please specify host and port';
2170         }
2171         if ( !$errstr ) {
2172                 list( $host, $port ) = $hostport;
2173                 $errno = 0;
2174                 $fsockerr = '';
2175
2176                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
2177                 if ( $fp === false ) {
2178                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
2179                 }
2180         }
2181         if ( !$errstr ) {
2182                 $command = "version\r\n";
2183                 $bytes = fwrite( $fp, $command );
2184                 if ( $bytes != strlen( $command ) ) {
2185                         $errstr = "Cannot write to memcached socket on $host:$port";
2186                 }
2187         }
2188         if ( !$errstr ) {
2189                 $expected = "VERSION ";
2190                 $response = fread( $fp, strlen( $expected ) );
2191                 if ( $response != $expected ) {
2192                         $errstr = "Didn't get correct memcached response from $host:$port";
2193                 }
2194         }
2195         if ( $fp ) {
2196                 fclose( $fp );
2197         }
2198         if ( !$errstr ) {
2199                 echo "<li>Connected to memcached on " . htmlspecialchars( "$host:$port" ) ." successfully</li>";
2200         }
2201         return $errstr;
2202 }
2203
2204 function database_picker($conf) {
2205         global $ourdb;
2206         print "\n";
2207         foreach(array_keys($ourdb) as $db) {
2208                 if ($ourdb[$db]['havedriver']) {
2209                         print "\t<li>";
2210                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
2211                         print "</li>\n";
2212                 }
2213         }
2214         print "\n\t";
2215 }
2216
2217 function database_switcher($db) {
2218         global $ourdb;
2219         $color = $ourdb[$db]['bgcolor'];
2220         $full = $ourdb[$db]['fullname'];
2221         print "<fieldset id='$db' style='clear:both'><legend>$full-specific options</legend>\n";
2222 }
2223
2224 function printListItem( $item ) {
2225         print "<li>$item</li>";
2226 }
2227
2228 # Determine a suitable value for $wgShellLocale
2229 function getShellLocale( $wikiLang ) {
2230         # Give up now if we're in safe mode or open_basedir
2231         # It's theoretically possible but tricky to work with
2232         if ( wfIniGetBool( "safe_mode" ) || ini_get( 'open_basedir' ) || !function_exists('exec') ) {
2233                 return false;
2234         }
2235
2236         $os = php_uname( 's' );
2237         $supported = array( 'Linux', 'SunOS', 'HP-UX' ); # Tested these
2238         if ( !in_array( $os, $supported ) ) {
2239                 return false;
2240         }
2241
2242         # Get a list of available locales
2243         $lines = $ret = false;
2244         exec( '/usr/bin/locale -a', $lines, $ret );
2245         if ( $ret ) {
2246                 return false;
2247         }
2248
2249         $lines = wfArrayMap( 'trim', $lines );
2250         $candidatesByLocale = array();
2251         $candidatesByLang = array();
2252         foreach ( $lines as $line ) {
2253                 if ( $line === '' ) {
2254                         continue;
2255                 }
2256                 if ( !preg_match( '/^([a-zA-Z]+)(_[a-zA-Z]+|)\.(utf8|UTF-8)(@[a-zA-Z_]*|)$/i', $line, $m ) ) {
2257                         continue;
2258                 }
2259                 list( $all, $lang, $territory, $charset, $modifier ) = $m;
2260                 $candidatesByLocale[$m[0]] = $m;
2261                 $candidatesByLang[$lang][] = $m;
2262         }
2263
2264         # Try the current value of LANG
2265         if ( isset( $candidatesByLocale[ getenv( 'LANG' ) ] ) ) {
2266                 return getenv( 'LANG' );
2267         }
2268
2269         # Try the most common ones
2270         $commonLocales = array( 'en_US.UTF-8', 'en_US.utf8', 'de_DE.UTF-8', 'de_DE.utf8' );
2271         foreach ( $commonLocales as $commonLocale ) {
2272                 if ( isset( $candidatesByLocale[$commonLocale] ) ) {
2273                         return $commonLocale;
2274                 }
2275         }
2276
2277         # Is there an available locale in the Wiki's language?
2278         if ( isset( $candidatesByLang[$wikiLang] ) ) {
2279                 $m = reset( $candidatesByLang[$wikiLang] );
2280                 return $m[0];
2281         }
2282
2283         # Are there any at all?
2284         if ( count( $candidatesByLocale ) ) {
2285                 $m = reset( $candidatesByLocale );
2286                 return $m[0];
2287         }
2288
2289         # Give up
2290         return false;
2291 }
2292
2293 function wfArrayMap( $function, $input ) {
2294         $ret = array_map( $function, $input );
2295         foreach ( $ret as $key => $value ) {
2296                 $taint = istainted( $input[$key] );
2297                 if ( $taint ) {
2298                         taint( $ret[$key], $taint );
2299                 }
2300         }
2301         return $ret;
2302 }
2303
2304 ?>
2305
2306         <div class="license">
2307         <hr/>
2308         <p>This program is free software; you can redistribute it and/or modify
2309          it under the terms of the GNU General Public License as published by
2310          the Free Software Foundation; either version 2 of the License, or
2311          (at your option) any later version.</p>
2312
2313          <p>This program is distributed in the hope that it will be useful,
2314          but WITHOUT ANY WARRANTY; without even the implied warranty of
2315          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2316          GNU General Public License for more details.</p>
2317
2318          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
2319          along with this program; if not, write to the Free Software
2320          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2321          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
2322         </div>
2323
2324 </div></div></div>
2325
2326
2327 <div id="column-one">
2328         <div class="portlet" id="p-logo">
2329           <a style="background-image: url(../skins/common/images/mediawiki.png);"
2330             href="../"
2331             title="Main Page"></a>
2332         </div>
2333         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
2334         <div class='portlet'><div class='pBody'>
2335                 <ul>
2336                         <li><a href="../README">Readme</a></li>
2337                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
2338                         <li><a href="../docs/">Documentation</a></li>
2339                         <li><a href="http://www.mediawiki.org/wiki/Help:Contents">User's Guide</a></li>
2340                         <li><a href="http://www.mediawiki.org/wiki/Manual:Contents">Administrator's Guide</a></li>
2341                         <li><a href="http://www.mediawiki.org/wiki/Manual:FAQ">FAQ</a></li>
2342                 </ul>
2343                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright © 2001-2009 by Magnus Manske, Brion Vibber,
2344                  Lee Daniel Crocker, Tim Starling, Erik Möller, Gabriel Wicke, Ævar Arnfjörð Bjarmason, Niklas Laxström,
2345                  Domas Mituzas, Rob Church, Yuri Astrakhan, Aryeh Gregor, Aaron Schulz and others.</p>
2346         </div></div>
2347 </div>
2348
2349 </div>
2350
2351 </body>
2352 </html>