config/Installer.php

   1 <?php
   2
   3 # MediaWiki web-based config/installation
   4 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>, 2006 Rob Church <robchur@gmail.com>
   5 # http://www.mediawiki.org/
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with this program; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20 # http://www.gnu.org/copyleft/gpl.html
  21
  22 if( !defined( 'MEDIAWIKI_INSTALL' ) ) {
  23         die( 'Not an entry point.' );
  24 }
  25
  26 error_reporting( E_ALL | E_STRICT );
  27 header( "Content-type: text/html; charset=utf-8" );
  28 @ini_set( "display_errors", true );
  29
  30 # In case of errors, let output be clean.
  31 $wgRequestTime = microtime( true );
  32
  33 // Run version checks before including other files
  34 // so people don't see a scary parse error.
  35 require_once( "$IP/maintenance/install-utils.inc" );
  36 install_version_checks();
  37
  38 require_once( "$IP/includes/Defines.php" );
  39 require_once( "$IP/includes/DefaultSettings.php" );
  40 require_once( "$IP/includes/AutoLoader.php" );
  41 require_once( "$IP/includes/MagicWord.php" );
  42 require_once( "$IP/includes/Namespace.php" );
  43 require_once( "$IP/includes/ProfilerStub.php" );
  44 require_once( "$IP/includes/GlobalFunctions.php" );
  45 require_once( "$IP/includes/Hooks.php" );
  46 require_once( "$IP/includes/Exception.php" );
  47 require_once( "$IP/includes/json/Services_JSON.php" );
  48 require_once( "$IP/includes/json/FormatJson.php" );
  49
  50 # If we get an exception, the user needs to know
  51 # all the details
  52 $wgShowExceptionDetails = true;
  53 $wgShowSQLErrors = true;
  54 wfInstallExceptionHandler();
  55 ## Databases we support:
  56
  57 $ourdb = array();
  58
  59 $ourdb['mysql'] = array(
  60         'fullname'   => 'MySQL',
  61         'havedriver' => 0,
  62         'compile'    => 'mysql',
  63         'bgcolor'    => '#ffe5a7',
  64         'rootuser'   => 'root',
  65         'serverless' => false
  66 );
  67
  68 $ourdb['postgres'] = array(
  69         'fullname'   => 'PostgreSQL',
  70         'havedriver' => 0,
  71         'compile'    => 'pgsql',
  72         'bgcolor'    => '#aaccff',
  73         'rootuser'   => 'postgres',
  74         'serverless' => false
  75 );
  76
  77 $ourdb['sqlite'] = array(
  78         'fullname'   => 'SQLite',
  79         'havedriver' => 0,
  80         'compile'    => 'pdo_sqlite',
  81         'bgcolor'    => '#b1ebb1',
  82         'rootuser'   => '',
  83         'serverless' =>  true
  84 );
  85
  86 $ourdb['mssql'] = array(
  87         'fullname'   => 'MSSQL',
  88         'havedriver' => 0,
  89         'compile'    => 'mssql_not_ready', # Change to 'mssql' after includes/DatabaseMssql.php added;
  90         'bgcolor'    => '#ffc0cb',
  91         'rootuser'   => 'administrator',
  92         'serverless' => false
  93 );
  94
  95 $ourdb['ibm_db2'] = array(
  96         'fullname'   => 'DB2',
  97         'havedriver' => 0,
  98         'compile'    => 'ibm_db2',
  99         'bgcolor'    => '#ffeba1',
 100         'rootuser'   => 'db2admin',
 101         'serverless' => false
 102 );
 103
 104 $ourdb['oracle'] = array(
 105         'fullname'   => 'Oracle',
 106         'havedriver' => 0,
 107         'compile'    => 'oci8',
 108         'bgcolor'    => '#ffeba1',
 109         'rootuser'   => 'sys',
 110         'serverless' => false
 111 );
 112
 113 ?>
 114 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 115 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" dir="ltr">
 116 <head>
 117         <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
 118         <meta name="robots" content="noindex,nofollow"/>
 119         <title>MediaWiki <?php echo htmlspecialchars( $wgVersion ); ?> Installation</title>
 120         <style type="text/css">
 121
 122                 @import "../skins/monobook/main.css";
 123
 124                 .env-check {
 125                         font-size: 90%;
 126                         margin: 1em 0 1em 2.5em;
 127                 }
 128
 129                 .config-section {
 130                         margin-top: 2em;
 131                 }
 132
 133                 .config-section label.column {
 134                         clear: left;
 135                         font-weight: bold;
 136                         width: 13em;
 137                         float: left;
 138                         text-align: right;
 139                         padding-right: 1em;
 140                         padding-top: .2em;
 141                 }
 142
 143                 .config-input {
 144                         clear: left;
 145                         zoom: 100%; /* IE hack */
 146                 }
 147
 148                 .config-section .config-desc {
 149                         clear: left;
 150                         margin: 0 0 2em 18em;
 151                         padding-top: 1em;
 152                         font-size: 85%;
 153                 }
 154
 155                 .iput-text, .iput-password {
 156                         width: 14em;
 157                         margin-right: 1em;
 158                 }
 159
 160                 .error {
 161                         color: red;
 162                         background-color: #fff;
 163                         font-weight: bold;
 164                         left: 1em;
 165                         font-size: 100%;
 166                 }
 167
 168                 .error-top {
 169                         color: red;
 170                         background-color: #FFF0F0;
 171                         border: 2px solid red;
 172                         font-size: 130%;
 173                         font-weight: bold;
 174                         padding: 1em 1.5em;
 175                         margin: 2em 0 1em;
 176                 }
 177
 178                 ul.plain {
 179                         list-style-type: none;
 180                         list-style-image: none;
 181                         float: left;
 182                         margin: 0;
 183                         padding: 0;
 184                 }
 185
 186                 .btn-install {
 187                         font-weight: bold;
 188                         font-size: 110%;
 189                         padding: .2em .3em;
 190                 }
 191
 192                 .license {
 193                         font-size: 85%;
 194                         padding-top: 3em;
 195                 }
 196
 197                 span.success-message {
 198                         font-weight: bold;
 199                         font-size: 110%;
 200                         color: green;
 201                 }
 202
 203                 .success-box {
 204                         font-size: 130%;
 205                 }
 206
 207         </style>
 208         <script type="text/javascript">
 209         <!--
 210         <?php echo 'var databases = ' . FormatJson::encode( $ourdb ) . ';'; ?>
 211
 212         function show(id, showOrHide) {
 213                 var i = document.getElementById(id);
 214                 if (i) i.style.display = showOrHide ? 'block' : 'none';
 215         }
 216         function hideall() {
 217                 for (db in databases) {
 218                         show(db, false);
 219                 }
 220         }
 221         function toggleDBarea(id, defaultroot) {
 222                 hideall();
 223                 var dbarea = document.getElementById(id);
 224                 if (dbarea) dbarea.style.display = (dbarea.style.display == 'none') ? 'block' : 'none';
 225                 var db = document.getElementById('RootUser');
 226                 db.value = databases[id].rootuser;
 227                 show('db-server-settings1', !databases[id].serverless);
 228                 show('db-server-settings2', !databases[id].serverless);
 229         }
 230         // -->
 231         </script>
 232 </head>
 233
 234 <body>
 235 <div id="globalWrapper">
 236 <div id="column-content">
 237 <div id="content">
 238 <div id="bodyContent">
 239
 240 <h1>MediaWiki <?php print htmlspecialchars( $wgVersion ) ?> Installation</h1>
 241
 242 <?php
 243 $mainListOpened = false; # Is the main list (environement checking) opend ? Used by dieout
 244
 245 /* Check for existing configurations and bug out! */
 246
 247 if( file_exists( "../LocalSettings.php" ) ) {
 248         $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 249         dieout( "<p><strong>Setup has completed, <a href='../$script'>your wiki</a> is configured.</strong></p>
 250         <p>Please delete the /config directory for extra security.</p>" );
 251 }
 252
 253 if( file_exists( "./LocalSettings.php" ) ) {
 254         writeSuccessMessage();
 255         dieout( '' );
 256 }
 257
 258 if( !is_writable( "." ) ) {
 259         dieout( "<h2>Can't write config file, aborting</h2>
 260
 261         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 262         writable by the web server. Once configuration is done you'll move the created
 263         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 264         then remove the <tt>config</tt> subdirectory entirely.</p>
 265
 266         <p>To make the directory writable on a Unix/Linux system:</p>
 267
 268         <pre>
 269         cd <i>" . htmlspecialchars( dirname( dirname( __FILE__ ) ) ) . "</i>
 270         chmod a+w config
 271         </pre>
 272
 273         <p>Afterwards retry to start the <a href=\"\">setup</a>.</p>" );
 274 }
 275
 276
 277 require_once( "$IP/maintenance/updaters.inc" );
 278
 279 class ConfigData {
 280         function getEncoded( $data ) {
 281                 # removing latin1 support, no need...
 282                 return $data;
 283         }
 284         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 285         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 286         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 287
 288         function setSchema( $schema, $engine ) {
 289                 $this->DBschema = $schema;
 290                 if ( !preg_match( '/^\w*$/', $engine ) ){
 291                         $engine = 'InnoDB';
 292                 }
 293                 switch ( $this->DBschema ) {
 294                         case 'mysql5':
 295                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=utf8";
 296                                 $this->DBmysql5 = 'true';
 297                                 break;
 298                         case 'mysql5-binary':
 299                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=binary";
 300                                 $this->DBmysql5 = 'true';
 301                                 break;
 302                         default:
 303                                 $this->DBTableOptions = "TYPE=$engine";
 304                                 $this->DBmysql5 = 'false';
 305                 }
 306                 $this->DBengine = $engine;
 307
 308                 # Set the global for use during install
 309                 global $wgDBTableOptions;
 310                 $wgDBTableOptions = $this->DBTableOptions;
 311         }
 312 }
 313
 314 ?>
 315
 316 <ul>
 317         <li>
 318                 <b>Don't forget security updates!</b> Keep an eye on the
 319                 <a href="http://lists.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 320                 release announcements mailing list</a>.
 321         </li>
 322 </ul>
 323
 324
 325 <h2>Checking environment...</h2>
 326 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 327 <ul class="env-check">
 328 <?php
 329 $mainListOpened = true;
 330
 331 $endl = "
 332 ";
 333 define( 'MW_NO_OUTPUT_BUFFER', 1 );
 334 $conf = new ConfigData;
 335
 336 install_version_checks();
 337 $self = 'Installer'; # Maintenance script name, to please Setup.php
 338
 339 print "<li>PHP " . htmlspecialchars( phpversion() ) . " installed</li>\n";
 340
 341 error_reporting( 0 );
 342 $phpdatabases = array();
 343 foreach (array_keys($ourdb) as $db) {
 344         $compname = $ourdb[$db]['compile'];
 345         if( extension_loaded( $compname ) || ( mw_have_dl() && dl( "{$compname}." . PHP_SHLIB_SUFFIX ) ) ) {
 346                 array_push($phpdatabases, $db);
 347                 $ourdb[$db]['havedriver'] = 1;
 348         }
 349 }
 350 error_reporting( E_ALL | E_STRICT );
 351
 352 if (!$phpdatabases) {
 353         print "Could not find a suitable database driver!<ul>";
 354         foreach (array_keys($ourdb) AS $db) {
 355                 $comp = $ourdb[$db]['compile'];
 356                 $full = $ourdb[$db]['fullname'];
 357                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 358                         ."or install the $comp.so module</li>\n";
 359         }
 360         echo '</ul>';
 361         dieout( '' );
 362 }
 363
 364 print "<li>Found database drivers for:";
 365 $DefaultDBtype = '';
 366 foreach (array_keys($ourdb) AS $db) {
 367         if ($ourdb[$db]['havedriver']) {
 368                 if ( $DefaultDBtype == '' ) {
 369                         $DefaultDBtype = $db;
 370                 }
 371                 print "  ".$ourdb[$db]['fullname'];
 372         }
 373 }
 374 print "</li>\n";
 375
 376 if( wfIniGetBool( "register_globals" ) ) {
 377         ?>
 378         <li>
 379                 <div style="font-size:110%">
 380                 <strong class="error">Warning:</strong>
 381                 <strong>PHP's <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 382                 </div>
 383                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 384         </li>
 385         <?php
 386 }
 387
 388 $fatal = false;
 389
 390 if( wfIniGetBool( "magic_quotes_runtime" ) ) {
 391         $fatal = true;
 392         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.info.php#ini.magic-quotes-runtime'>magic_quotes_runtime</a> is active!</strong>
 393         This option corrupts data input unpredictably; you cannot install or use
 394         MediaWiki unless this option is disabled.</li>
 395         <?php
 396 }
 397
 398 if( wfIniGetBool( "magic_quotes_sybase" ) ) {
 399         $fatal = true;
 400         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.sybase.php#ini.magic-quotes-sybase'>magic_quotes_sybase</a> is active!</strong>
 401         This option corrupts data input unpredictably; you cannot install or use
 402         MediaWiki unless this option is disabled.</li>
 403         <?php
 404 }
 405
 406 if( wfIniGetBool( "mbstring.func_overload" ) ) {
 407         $fatal = true;
 408         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.mbstring.php#mbstring.overload'>mbstring.func_overload</a> is active!</strong>
 409         This option causes errors and may corrupt data unpredictably;
 410         you cannot install or use MediaWiki unless this option is disabled.</li>
 411         <?php
 412 }
 413
 414 if( wfIniGetBool( "zend.ze1_compatibility_mode" ) ) {
 415         $fatal = true;
 416         ?><li class="error"><strong>Fatal: <a href="http://www.php.net/manual/en/ini.core.php">zend.ze1_compatibility_mode</a> is active!</strong>
 417         This option causes horrible bugs with MediaWiki; you cannot install or use
 418         MediaWiki unless this option is disabled.</li>
 419         <?php
 420 }
 421
 422
 423 if( $fatal ) {
 424         dieout( "Cannot install MediaWiki." );
 425 }
 426
 427 if( wfIniGetBool( "safe_mode" ) ) {
 428         $conf->safeMode = true;
 429         ?>
 430         <li><b class='error'>Warning:</b> <strong>PHP's
 431         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 432         You may have problems caused by this, particularly if using image uploads.
 433         </li>
 434         <?php
 435 } else {
 436         $conf->safeMode = false;
 437 }
 438
 439 $sapi = htmlspecialchars( php_sapi_name() );
 440 print "<li>PHP server API is $sapi; ";
 441 $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 442 if( $wgUsePathInfo ) {
 443  print "ok, using pretty URLs (<tt>$script/Page_Title</tt>)";
 444 } else {
 445         print "using ugly URLs (<tt>$script?title=Page_Title</tt>)";
 446 }
 447 print "</li>\n";
 448
 449 $conf->xml = function_exists( "utf8_encode" );
 450 if( $conf->xml ) {
 451         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 452 } else {
 453         dieout( "PHP's XML module is missing; the wiki requires functions in
 454                 this module and won't work in this configuration.
 455                 If you're running Mandrake, install the php-xml package." );
 456 }
 457
 458 # Check for session support
 459 if( !function_exists( 'session_name' ) )
 460         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 461
 462 # session.save_path doesn't *have* to be set, but if it is, and it's
 463 # not valid/writable/etc. then it can cause problems
 464 $sessionSavePath = mw_get_session_save_path();
 465 $ssp = htmlspecialchars( $sessionSavePath );
 466 # Warn the user if it's not set, but let them proceed
 467 if( !$sessionSavePath ) {
 468         print "<li><strong>Warning:</strong> A value for <tt>session.save_path</tt>
 469         has not been set in PHP.ini. If the default value causes problems with
 470         saving session data, set it to a valid path which is read/write/execute
 471         for the user your web server is running under.</li>";
 472 } elseif ( is_dir( $sessionSavePath ) && is_writable( $sessionSavePath ) ) {
 473         # All good? Let the user know
 474         print "<li>Session save path (<tt>{$ssp}</tt>) appears to be valid.</li>";
 475 } else {
 476         # Something not right? Warn the user, but let them proceed
 477         print "<li><strong>Warning:</strong> Your <tt>session.save_path</tt> value (<tt>{$ssp}</tt>)
 478                 appears to be invalid or is not writable. PHP needs to be able to save data to
 479                 this location for correct session operation.</li>";
 480 }
 481
 482 # Check for PCRE support
 483 if( !function_exists( 'preg_match' ) )
 484         dieout( "The PCRE support module appears to be missing. MediaWiki requires the
 485         Perl-compatible regular expression functions." );
 486
 487 # The installer can take a while, and we really don't want it to time out
 488 wfSuppressWarnings();
 489 set_time_limit( 0 );
 490 wfRestoreWarnings();
 491
 492 $memlimit = ini_get( "memory_limit" );
 493 if( $memlimit == -1 ) {
 494         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 495 } else {
 496         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ). " bytes. ";
 497         $newlimit = wfMemoryLimit();
 498         $memlimit = wfShorthandToInteger( $memlimit );
 499         if( $newlimit < $memlimit ) {
 500                 print "<b>Failed raising limit, installation may fail.</b>";
 501         } elseif ( $newlimit > $memlimit )  {
 502                 print "Raised <tt>memory_limit</tt> to " . htmlspecialchars( $newlimit ) . " bytes. ";
 503         }
 504         print "</li>\n";
 505 }
 506
 507 $conf->turck = function_exists( 'mmcache_get' );
 508 if ( $conf->turck ) {
 509         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 510 }
 511
 512 $conf->xcache = function_exists( 'xcache_get' );
 513 if( $conf->xcache )
 514         print "<li><a href=\"http://trac.lighttpd.net/xcache/\">XCache</a> installed</li>\n";
 515
 516 $conf->apc = function_exists('apc_fetch');
 517 if ($conf->apc ) {
 518         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>\n";
 519 }
 520
 521 $conf->eaccel = function_exists( 'eaccelerator_get' );
 522 if ( $conf->eaccel ) {
 523         $conf->turck = 'eaccelerator';
 524         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 525 }
 526
 527 $conf->dba = function_exists( 'dba_open' );
 528
 529 if( !( $conf->turck || $conf->eaccel || $conf->apc || $conf->xcache ) ) {
 530         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 531                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a>,
 532                 <a href="http://www.php.net/apc">APC</a> or <a href="http://trac.lighttpd.net/xcache/">XCache</a>;
 533                 cannot use these for object caching.</li>' );
 534 }
 535
 536 $conf->diff3 = false;
 537 $diff3locations = array_merge(
 538         array(
 539                 "/usr/bin",
 540                 "/usr/local/bin",
 541                 "/opt/csw/bin",
 542                 "/usr/gnu/bin",
 543                 "/usr/sfw/bin" ),
 544         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 545 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 546
 547 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 548 foreach ($diff3locations as $loc) {
 549         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 550         if ($exe !== false) {
 551                 $conf->diff3 = $exe;
 552                 break;
 553         }
 554 }
 555
 556 if ($conf->diff3)
 557         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 558 else
 559         print "<li>GNU diff3 not found.</li>";
 560
 561 $conf->ImageMagick = false;
 562 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 563 foreach( $imcheck as $dir ) {
 564         $im = "$dir/convert";
 565         if( @file_exists( $im ) ) {
 566                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 567                 $conf->ImageMagick = $im;
 568                 break;
 569         }
 570 }
 571
 572 $conf->HaveGD = function_exists( "imagejpeg" );
 573 if( $conf->HaveGD ) {
 574         print "<li>Found GD graphics library built-in";
 575         if( !$conf->ImageMagick ) {
 576                 print ", image thumbnailing will be enabled if you enable uploads";
 577         }
 578         print ".</li>\n";
 579 } else {
 580         if( !$conf->ImageMagick ) {
 581                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 582         }
 583 }
 584
 585 $conf->IP = dirname( dirname( __FILE__ ) );
 586 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 587
 588
 589 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 590 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 591 // to get the path to the current script... hopefully it's reliable. SIGH
 592 $path = ($_SERVER["PHP_SELF"] === '')
 593         ? $_SERVER["SCRIPT_NAME"]
 594         : $_SERVER["PHP_SELF"];
 595
 596 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 597 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 598
 599
 600
 601 // We may be installing from *.php5 extension file, if so, print message
 602 $conf->ScriptExtension = '.php';
 603 if (defined('MW_INSTALL_PHP5_EXT')) {
 604     $conf->ScriptExtension = '.php5';
 605     print "<li>Installing MediaWiki with <tt>php5</tt> file extensions</li>\n";
 606 } else {
 607     print "<li>Installing MediaWiki with <tt>php</tt> file extensions</li>\n";
 608 }
 609
 610
 611 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 612         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 613
 614         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 615         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 616                 ? 'root@localhost'
 617                 : $_SERVER["SERVER_ADMIN"];
 618         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 619         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 620         if ( !isset( $ourdb[$conf->DBtype] ) ) {
 621                 $conf->DBtype = $DefaultDBtype;
 622         }
 623
 624         $conf->DBserver = importPost( "DBserver", "localhost" );
 625         $conf->DBname = importPost( "DBname", "wikidb" );
 626         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 627         $conf->DBpassword = importPost( "DBpassword" );
 628         $conf->DBpassword2 = importPost( "DBpassword2" );
 629         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 630         $conf->SysopPass = importPost( "SysopPass" );
 631         $conf->SysopPass2 = importPost( "SysopPass2" );
 632         $conf->RootUser = importPost( "RootUser", "root" );
 633         $conf->RootPW = importPost( "RootPW", "" );
 634         $useRoot = importCheck( 'useroot', false );
 635         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 636         ## MySQL specific:
 637         $conf->DBprefix     = importPost( "DBprefix" );
 638         $conf->setSchema(
 639                 importPost( "DBschema", "mysql5-binary" ),
 640                 importPost( "DBengine", "InnoDB" ) );
 641
 642         ## Postgres specific:
 643         $conf->DBport      = importPost( "DBport",      "5432" );
 644         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 645         $conf->DBpgschema  = importPost( "DBpgschema",  "mediawiki" );
 646
 647         ## SQLite specific
 648         $conf->SQLiteDataDir = importPost( "SQLiteDataDir", "" );
 649
 650         ## MSSQL specific
 651         // We need a second field so it doesn't overwrite the MySQL one
 652         $conf->DBprefix2 = importPost( "DBprefix2" );
 653
 654         ## DB2 specific:
 655         // New variable in order to have a different default port number
 656         $conf->DBport_db2   = importPost( "DBport_db2",      "50000" );
 657         $conf->DBcataloged  = importPost( "DBcataloged",  "cataloged" );
 658         $conf->DBdb2schema  = importPost( "DBdb2schema",  "mediawiki" );
 659
 660         // Oracle specific
 661         $conf->DBprefix_ora     = importPost( "DBprefix_ora" );
 662         $conf->DBdefTS_ora     = importPost( "DBdefTS_ora", "USERS" );
 663         $conf->DBtempTS_ora     = importPost( "DBtempTS_ora", "TEMP" );
 664
 665         $conf->ShellLocale = getShellLocale( $conf->LanguageCode );
 666
 667 /* Check for validity */
 668 $errs = array();
 669
 670 if( preg_match( '/^$|^mediawiki$|#/i', $conf->Sitename ) ) {
 671         $errs["Sitename"] = "Must not be blank or \"MediaWiki\" and may not contain \"#\"";
 672 }
 673 if( !$ourdb[$conf->DBtype]['serverless'] ) {
 674         if( $conf->DBuser == "" ) {
 675                 $errs["DBuser"] = "Must not be blank";
 676         }
 677         if( ($conf->DBtype == 'mysql') && (strlen($conf->DBuser) > 16) ) {
 678                 $errs["DBuser"] = "Username too long";
 679         }
 680         if( $conf->DBpassword == "" && $conf->DBtype != "postgres" ) {
 681                 $errs["DBpassword"] = "Must not be blank";
 682         }
 683         if( $conf->DBpassword != $conf->DBpassword2 ) {
 684                 $errs["DBpassword2"] = "Passwords don't match!";
 685         }
 686 }
 687 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 688         $errs["DBprefix"] = "Invalid table prefix";
 689 } else {
 690         untaint( $conf->DBprefix, TC_MYSQL );
 691 }
 692 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix_ora ) ) {
 693         $errs["DBprefix_ora"] = "Invalid table prefix";
 694 }
 695
 696 error_reporting( E_ALL | E_STRICT );
 697
 698 /**
 699  * Initialise $wgLang and $wgContLang to something so we can
 700  * call case-folding methods. Per Brion, this is English for
 701  * now, although we could be clever and initialise to the
 702  * user-selected language.
 703  */
 704 $wgContLang = Language::factory( 'en' );
 705 $wgLang = $wgContLang;
 706
 707 /**
 708  * We're messing about with users, so we need a stub
 709  * authentication plugin...
 710  */
 711 $wgAuth = new AuthPlugin();
 712
 713 /**
 714  * Validate the initial administrator account; username,
 715  * password checks, etc.
 716  */
 717 if( $conf->SysopName ) {
 718         # Check that the user can be created
 719         $u = User::newFromName( $conf->SysopName );
 720         if( $u instanceof User ) {
 721                 # Various password checks
 722                 if( $conf->SysopPass != '' ) {
 723                         if( $conf->SysopPass == $conf->SysopPass2 ) {
 724                                 if( !$u->isValidPassword( $conf->SysopPass ) ) {
 725                                         $errs['SysopPass'] = "Bad password";
 726                                 }
 727                         } else {
 728                                 $errs['SysopPass2'] = "Passwords don't match";
 729                         }
 730                 } else {
 731                         $errs['SysopPass'] = "Cannot be blank";
 732                 }
 733                 unset( $u );
 734         } else {
 735                 $errs['SysopName'] = "Bad username";
 736         }
 737 }
 738
 739 $conf->License = importRequest( "License", "none" );
 740 if( $conf->License == "gfdl1_2" ) {
 741         $conf->RightsUrl = "http://www.gnu.org/licenses/old-licenses/fdl-1.2.txt";
 742         $conf->RightsText = "GNU Free Documentation License 1.2";
 743         $conf->RightsCode = "gfdl1_2";
 744         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 745 } elseif( $conf->License == "gfdl1_3" ) {
 746         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 747         $conf->RightsText = "GNU Free Documentation License 1.3";
 748         $conf->RightsCode = "gfdl1_3";
 749         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 750 } elseif( $conf->License == "none" ) {
 751         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 752 } elseif( $conf->License == "pd" ) {
 753         $conf->RightsUrl = "http://creativecommons.org/licenses/publicdomain/";
 754         $conf->RightsText = "Public Domain";
 755         $conf->RightsCode = "pd";
 756         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/public-domain.png';
 757 } else {
 758         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 759         $conf->RightsText = importRequest( "RightsText", "" );
 760         $conf->RightsCode = importRequest( "RightsCode", "" );
 761         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 762 }
 763
 764 $conf->Shm = importRequest( "Shm", "none" );
 765 $conf->MCServers = importRequest( "MCServers" );
 766
 767 /* Test memcached servers */
 768
 769 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 770         $conf->MCServerArray = wfArrayMap( 'trim', explode( ',', $conf->MCServers ) );
 771         foreach ( $conf->MCServerArray as $server ) {
 772                 $error = testMemcachedServer( $server );
 773                 if ( $error ) {
 774                         $errs["MCServers"] = $error;
 775                         break;
 776                 }
 777         }
 778 } else if ( $conf->Shm == 'memcached' ) {
 779         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 780 }
 781
 782 /* default values for installation */
 783 $conf->Email     = importRequest("Email", "email_enabled");
 784 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 785 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 786 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 787
 788 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 789         do { /* So we can 'continue' to end prematurely */
 790                 $conf->Root = ($conf->RootPW != "");
 791
 792                 /* Load up the settings and get installin' */
 793                 $local = writeLocalSettings( $conf );
 794                 echo "<li style=\"list-style: none\">\n";
 795                 echo "<p><b>Generating configuration file...</b></p>\n";
 796                 echo "</li>\n";
 797
 798                 $wgCommandLineMode = false;
 799                 chdir( ".." );
 800                 $ok = eval( $local );
 801                 if( $ok === false ) {
 802                         dieout( "<p>Errors in generated configuration; " .
 803                                 "most likely due to a bug in the installer... " .
 804                                 "Config file was: </p>" .
 805                                 "<pre>" .
 806                                 htmlspecialchars( $local ) .
 807                                 "</pre>" );
 808                 }
 809                 $conf->DBtypename = '';
 810                 foreach (array_keys($ourdb) as $db) {
 811                         if ($conf->DBtype === $db)
 812                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 813                 }
 814                 if ( ! strlen($conf->DBtype)) {
 815                         $errs["DBpicktype"] = "Please choose a database type";
 816                         continue;
 817                 }
 818
 819                 if (! $conf->DBtypename) {
 820                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 821                         continue;
 822                 }
 823                 print "<li>Database type: " . htmlspecialchars( $conf->DBtypename ) . "</li>\n";
 824                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 825                 $wgDBtype = $conf->DBtype;
 826                 $wgDBadminuser = "root";
 827                 $wgDBadminpassword = $conf->RootPW;
 828
 829                 ## Mysql specific:
 830                 $wgDBprefix = $conf->DBprefix;
 831
 832                 ## Postgres specific:
 833                 $wgDBport      = $conf->DBport;
 834                 $wgDBts2schema = $conf->DBts2schema;
 835
 836                 if( $wgDBtype == 'postgres' ) {
 837                         $wgDBmwschema = $conf->DBpgschema;
 838                 } elseif ( $wgDBtype == 'ibm_db2' ) {
 839                         $wgDBmwschema = $conf->DBdb2schema;
 840                 }
 841
 842                 if( $conf->DBprefix2 != '' ) {
 843                         // For MSSQL
 844                         $wgDBprefix = $conf->DBprefix2;
 845                 } elseif( $conf->DBprefix_ora != '' ) {
 846                         // For Oracle
 847                         $wgDBprefix = $conf->DBprefix_ora;
 848                 }
 849
 850                 ## DB2 specific:
 851                 $wgDBcataloged = $conf->DBcataloged;
 852
 853                 $wgCommandLineMode = true;
 854                 if (! defined ( 'STDERR' ) )
 855                         define( 'STDERR', fopen("php://stderr", "wb"));
 856                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 857                 require_once( "$IP/includes/Setup.php" );
 858                 Language::getLocalisationCache()->disableBackend();
 859
 860                 chdir( "config" );
 861
 862                 $wgTitle = Title::newFromText( "Installation script" );
 863                 error_reporting( E_ALL | E_STRICT );
 864                 print "<li>Loading class: " . htmlspecialchars( $dbclass ) . "</li>\n";
 865                 if ( $conf->DBtype != 'sqlite' ) {
 866                         $dbc = new $dbclass;
 867                 }
 868
 869                 if( $conf->DBtype == 'mysql' ) {
 870                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 871                         if( $mysqlOldClient ) {
 872                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 873                                         using a MySQL 4.1 server and have problems connecting to the database,
 874                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 875                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 876                         }
 877                         $ok = true; # Let's be optimistic
 878
 879                         # Decide if we're going to use the superuser or the regular database user
 880                         $conf->Root = $useRoot;
 881                         if( $conf->Root ) {
 882                                 $db_user = $conf->RootUser;
 883                                 $db_pass = $conf->RootPW;
 884                         } else {
 885                                 $db_user = $wgDBuser;
 886                                 $db_pass = $wgDBpassword;
 887                         }
 888
 889                         # Attempt to connect
 890                         echo( "<li>Attempting to connect to database server as " . htmlspecialchars( $db_user ) . "..." );
 891                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 892
 893                         # Check the connection and respond to errors
 894                         if( $wgDatabase->isOpen() ) {
 895                                 # Seems OK
 896                                 $ok = true;
 897                                 $wgDBadminuser = $db_user;
 898                                 $wgDBadminpassword = $db_pass;
 899                                 echo( "success.</li>\n" );
 900                                 $wgDatabase->ignoreErrors( true );
 901                                 $myver = $wgDatabase->getServerVersion();
 902                         } else {
 903                                 # There were errors, report them and back out
 904                                 $ok = false;
 905                                 $errno = mysql_errno();
 906                                 $errtx = htmlspecialchars( mysql_error() );
 907                                 switch( $errno ) {
 908                                         case 1045:
 909                                         case 2000:
 910                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 911                                                 if( $conf->Root ) {
 912                                                         # The superuser details are wrong
 913                                                         $errs["RootUser"] = "Check username";
 914                                                         $errs["RootPW"] = "and password";
 915                                                 } else {
 916                                                         # The regular user details are wrong
 917                                                         $errs["DBuser"] = "Check username";
 918                                                         $errs["DBpassword"] = "and password";
 919                                                 }
 920                                                 break;
 921                                         case 2002:
 922                                         case 2003:
 923                                         default:
 924                                                 # General connection problem
 925                                                 echo( htmlspecialchars( "failed with error [$errno] $errtx." ) . "</li>\n" );
 926                                                 $errs["DBserver"] = "Connection failed";
 927                                                 break;
 928                                 } # switch
 929                         } #conn. att.
 930
 931                         if( !$ok ) { continue; }
 932                 }
 933                 else if( $conf->DBtype == 'ibm_db2' ) {
 934                         if( $useRoot ) {
 935                                 $db_user = $conf->RootUser;
 936                                 $db_pass = $conf->RootPW;
 937                         } else {
 938                                 $db_user = $wgDBuser;
 939                                 $db_pass = $wgDBpassword;
 940                         }
 941
 942                         echo( "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) .
 943                                 "\" as \"" . htmlspecialchars( $db_user ) . "\"..." );
 944                         $wgDatabase = $dbc->newFromParams($wgDBserver, $db_user, $db_pass, $wgDBname, 1);
 945                         // enable extra debug messages
 946                         $dbc->setMode(DatabaseIbm_db2::INSTALL_MODE);
 947                         $wgDatabase->setMode(DatabaseIbm_db2::INSTALL_MODE);
 948
 949                         if (!$wgDatabase->isOpen()) {
 950                                 print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
 951                         } else {
 952                                 $myver = $wgDatabase->getServerVersion();
 953                         }
 954                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 955
 956                 } elseif ( $conf->DBtype == 'sqlite' ) {
 957                         if ("$wgSQLiteDataDir" == '') {
 958                                 $wgSQLiteDataDir = dirname($_SERVER['DOCUMENT_ROOT']).'/data';
 959                         }
 960                         echo '<li>Attempting to connect to SQLite database at "' .
 961                                 htmlspecialchars( $wgSQLiteDataDir ) . '": ';
 962                         if ( !is_dir( $wgSQLiteDataDir ) ) {
 963                                 if ( is_writable( dirname( $wgSQLiteDataDir ) ) ) {
 964                                         $ok = wfMkdirParents( $wgSQLiteDataDir, $wgSQLiteDataDirMode );
 965                                 } else {
 966                                         $ok = false;
 967                                 }
 968                                 if ( !$ok ) {
 969                                         echo "cannot create data directory</li>";
 970                                         $errs['SQLiteDataDir'] = 'Enter a valid data directory';
 971                                         continue;
 972                                 }
 973                         }
 974                         if ( !is_writable( $wgSQLiteDataDir ) ) {
 975                                 echo "data directory not writable</li>";
 976                                 $errs['SQLiteDataDir'] = 'Enter a writable data directory';
 977                                 continue;
 978                         }
 979                         $dataFile = DatabaseSqlite::generateFileName( $wgSQLiteDataDir, $wgDBname );
 980                         if ( file_exists( $dataFile ) ) {
 981                                 if ( !is_writable( $dataFile ) ) {
 982                                         echo "data file not writable</li>";
 983                                         $errs['SQLiteDataDir'] = basename( $dataFile ) . " is not writable";
 984                                         continue;
 985                                 }
 986                         } else {
 987                                 if ( file_put_contents( $dataFile, '' ) === false ) {
 988                                         echo 'could not create database file "' . htmlspecialchars( basename( $dataFile ) ) . "\"</li>\n";
 989                                         $errs['SQLiteDataDir'] = "couldn't create " . basename( $dataFile );
 990                                         continue;
 991                                 }
 992                         }
 993                         try {
 994                                 $wgDatabase = new DatabaseSqlite( false, false, false, $wgDBname, 1 );
 995                         }
 996                         catch( MWException $ex ) {
 997                                 echo 'error: ' . htmlspecialchars( $ex->getMessage() ) . "</li>\n";
 998                                 continue;
 999                         }
1000
1001                         if (!$wgDatabase->isOpen()) {
1002                                 print "error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1003                                 $errs['SQLiteDataDir'] = 'Could not connect to database';
1004                                 continue;
1005                         } else {
1006                                 $myver = $wgDatabase->getServerVersion();
1007                         }
1008                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
1009                         echo "ok</li>\n";
1010                 } elseif ( $conf->DBtype == 'oracle' ) {
1011                         echo "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) ."\"</li>";
1012                         $old_error_level = error_reporting();
1013                         error_reporting($old_error_level & ~E_WARNING); //disable E_WARNING for test connect (oci returns login denied as warning)
1014                         $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBuser, $wgDBpassword, $wgDBname, 1);
1015                         error_reporting($old_error_level);
1016                         if (!$wgDatabase->isOpen()) {
1017                                 $ok = true;
1018                                 echo "<li>Connect failed.</li>";
1019                                 if ($useRoot) {
1020                                         if (ini_get('oci8.privileged_connect') === false) {
1021                                                 echo "<li>Privileged connect disabled, please set oci8.privileged_connect or run maintenance/ora/user.sql script manually prior to continuing.</li>";
1022                                                 $ok = false;
1023                                         } else {
1024                                                 $wgDBadminuser = $conf->RootUser;
1025                                                 $wgDBadminpassword = $conf->RootPW;
1026                                                 echo "<li>Attempting to create DB user.</li>";
1027                                                 $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBadminuser, $wgDBadminpassword, $wgDBname, 1, 64);
1028                                                 if ($wgDatabase->isOpen()) {
1029                                                         $wgDBOracleDefTS = $conf->DBdefTS_ora;
1030                                                         $wgDBOracleTempTS = $conf->DBtempTS_ora;
1031                                                         $wgDatabase->sourceFile( "../maintenance/ora/user.sql"  );
1032                                                 } else {
1033                                                         echo "<li>Invalid database superuser, please supply a valid superuser account.</li>";
1034                                                         echo "<li>ERR: ".print_r(oci_error(), true)."</li>";
1035                                                         $ok = false;
1036                                                 }
1037                                         }
1038                                 } else {
1039                                         echo "<li>Database superuser missing, please supply a valid superuser account.</li>";
1040                                         $ok = false;
1041                                 }
1042                                 if (!$ok) {
1043                                         $errs["RootUser"] = "Check username";
1044                                         $errs["RootPW"] = "and password";
1045                                 } else {
1046                                         echo "<li>Attempting to connect to database with new user \"" . htmlspecialchars( $wgDBname ) ."\"</li>";
1047                                         $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBuser, $wgDBpassword, $wgDBname, 1);
1048                                 }
1049                         }
1050                         if ($ok) {
1051                                 $myver = $wgDatabase->getServerVersion();
1052                         }
1053                 } else { # not mysql
1054                         error_reporting( E_ALL | E_STRICT );
1055                         $wgSuperUser = '';
1056                         ## Possible connect as a superuser
1057                         // Changed !mysql to postgres check since it seems to only apply to postgres
1058                         if( $useRoot && $conf->DBtype == 'postgres' ) {
1059                                 $wgDBsuperuser = $conf->RootUser;
1060                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"" .
1061                                         htmlspecialchars( $wgDBsuperuser ) . "\"..." );
1062                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
1063                                 if (!$wgDatabase->isOpen()) {
1064                                         print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1065                                         $errs["DBserver"] = "Could not connect to database as superuser";
1066                                         $errs["RootUser"] = "Check username";
1067                                         $errs["RootPW"] = "and password";
1068                                         continue;
1069                                 }
1070                                 $wgDatabase->initial_setup($conf->RootPW, 'postgres');
1071                         }
1072                         echo( "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) .
1073                                 "\" as \"" . htmlspecialchars( $wgDBuser ) . "\"..." );
1074                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
1075                         if (!$wgDatabase->isOpen()) {
1076                                 print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1077                                 $errs["DBserver"] = "Could not connect to database as user";
1078                                 $errs["DBuser"] = "Check username";
1079                                 $errs["DBpassword"] = "and password";
1080                                 continue;
1081                         } else {
1082                                 $myver = $wgDatabase->getServerVersion();
1083                         }
1084                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
1085                 }
1086
1087                 if ( !$wgDatabase->isOpen() ) {
1088                         $errs["DBserver"] = "Couldn't connect to database";
1089                         continue;
1090                 }
1091
1092                 print "<li>Connected to " . htmlspecialchars( "{$conf->DBtype} $myver" );
1093                 if ($conf->DBtype == 'mysql') {
1094                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
1095                                 print "</li>\n";
1096                                 dieout( "-- mysql 4.0.14 or later required. Aborting." );
1097                         }
1098                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
1099                         if( $mysqlNewAuth && $mysqlOldClient ) {
1100                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
1101                                         to old client libraries; if you have trouble with authentication, see
1102                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
1103                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
1104                         }
1105                         if( $wgDBmysql5 ) {
1106                                 if( $mysqlNewAuth ) {
1107                                         print "; enabling MySQL 4.1/5.0 charset mode";
1108                                 } else {
1109                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
1110                                                 but older version detected; will likely fail.</b>";
1111                                 }
1112                         }
1113                         print "</li>\n";
1114
1115                         @$sel = $wgDatabase->selectDB( $wgDBname );
1116                         if( $sel ) {
1117                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
1118                         } else {
1119                                 $err = mysql_errno();
1120                                 $databaseSafe = htmlspecialchars( $wgDBname );
1121                                 if( $err == 1102 /* Invalid database name */ ) {
1122                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
1123                                         continue;
1124                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
1125                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
1126                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
1127                                         continue;
1128                                 }
1129                                 print "<li>Attempting to create database...</li>";
1130                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
1131                                 if( !$res ) {
1132                                         print "<li>Couldn't create database <tt>" .
1133                                                 htmlspecialchars( $wgDBname ) .
1134                                                 "</tt>; try with root access or check your username/pass.</li>\n";
1135                                         $errs["RootPW"] = "<- Enter";
1136                                         continue;
1137                                 }
1138                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
1139                         }
1140                         $wgDatabase->selectDB( $wgDBname );
1141                 }
1142                 else if ($conf->DBtype == 'postgres') {
1143                         if( version_compare( $myver, "8.0" ) < 0 ) {
1144                                 dieout( "<b>Postgres 8.0 or later is required</b>. Aborting." );
1145                         }
1146                 }
1147
1148                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
1149                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
1150
1151                         if ( $conf->DBtype == 'mysql') {
1152                                 # Determine existing default character set
1153                                 if ( $wgDatabase->tableExists( "revision" ) ) {
1154                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
1155                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
1156                                         $row = $wgDatabase->fetchObject( $res );
1157                                         if ( !$row ) {
1158                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
1159                                                 $existingSchema = false;
1160                                                 $existingEngine = false;
1161                                         } else {
1162                                                 if ( preg_match( '/^latin1/', $row->Collation ) ) {
1163                                                         $existingSchema = 'mysql4';
1164                                                 } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
1165                                                         $existingSchema = 'mysql5';
1166                                                 } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
1167                                                         $existingSchema = 'mysql5-binary';
1168                                                 } else {
1169                                                         $existingSchema = false;
1170                                                         echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
1171                                                 }
1172                                                 if ( isset( $row->Engine ) ) {
1173                                                         $existingEngine = $row->Engine;
1174                                                 } else {
1175                                                         $existingEngine = $row->Type;
1176                                                 }
1177                                         }
1178                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
1179                                                 $encExisting = htmlspecialchars( $existingSchema );
1180                                                 $encRequested = htmlspecialchars( $conf->DBschema );
1181                                                 print "<li><strong>Warning:</strong> you requested the $encRequested schema, " .
1182                                                         "but the existing database has the $encExisting schema. This upgrade script ".
1183                                                         "can't convert it, so it will remain $encExisting.</li>\n";
1184                                                 $conf->setSchema( $existingSchema, $conf->DBengine );
1185                                         }
1186                                         if ( $existingEngine && $existingEngine != $conf->DBengine ) {
1187                                                 $encExisting = htmlspecialchars( $existingEngine );
1188                                                 $encRequested = htmlspecialchars( $conf->DBengine );
1189                                                 print "<li><strong>Warning:</strong> you requested the $encRequested storage " .
1190                                                         "engine, but the existing database uses the $encExisting engine. This upgrade " .
1191                                                         "script can't convert it, so it will remain $encExisting.</li>\n";
1192                                                 $conf->setSchema( $conf->DBschema, $existingEngine );
1193                                         }
1194                                 }
1195
1196                                 # Create user if required
1197                                 if ( $conf->Root ) {
1198                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1199                                         if ( $conn->isOpen() ) {
1200                                                 print "<li>DB user account ok</li>\n";
1201                                                 $conn->close();
1202                                         } else {
1203                                                 print "<li>Granting user permissions...";
1204                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
1205                                                         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>";
1206                                                 }
1207                                                 print "</li>\n";
1208                                                 $wgDatabase->sourceFile( "../maintenance/users.sql" );
1209                                         }
1210                                 }
1211                         }
1212                         print "</ul><pre>\n";
1213                         chdir( ".." );
1214                         flush();
1215                         do_all_updates();
1216                         chdir( "config" );
1217                         print "</pre>\n";
1218                         print "<ul><li>Finished update checks.</li>\n";
1219                 // if tables don't yet exist
1220                 } else {
1221                         # Determine available storage engines if possible
1222                         if ( $conf->DBtype == 'mysql' && version_compare( $myver, "4.1.2", "ge" ) ) {
1223                                 $res = $wgDatabase->query( 'SHOW ENGINES' );
1224                                 $found = false;
1225                                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
1226                                         if ( $row->Engine == $conf->DBengine && ( $row->Support == 'YES' || $row->Support == 'DEFAULT' ) ) {
1227                                                 $found = true;
1228                                                 break;
1229                                         }
1230                                 }
1231                                 $wgDatabase->freeResult( $res );
1232                                 if ( !$found && $conf->DBengine != 'MyISAM' ) {
1233                                         echo "<li><strong>Warning:</strong> " . htmlspecialchars( $conf->DBengine ) .
1234                                                 " storage engine not available, " .
1235                                                 "using MyISAM instead</li>\n";
1236                                         $conf->setSchema( $conf->DBschema, 'MyISAM' );
1237                                 }
1238                         }
1239
1240                         # FIXME: Check for errors
1241                         print "<li>Creating tables...";
1242                         if ($conf->DBtype == 'mysql') {
1243                                 $wgDatabase->sourceFile( "../maintenance/tables.sql" );
1244                                 $wgDatabase->sourceFile( "../maintenance/interwiki.sql" );
1245                         } elseif (is_callable(array($wgDatabase, 'setup_database'))) {
1246                                 $wgDatabase->setup_database();
1247                         }
1248                         else {
1249                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
1250                                 continue;
1251                         }
1252
1253                         print " done.</li>\n";
1254
1255
1256                         if ( $conf->DBtype == 'ibm_db2' ) {
1257                                 // Now that table creation is done, make sure everything is committed
1258                                 // Do this before doing inserts through API
1259                                 if ($wgDatabase->lastError()) {
1260                                         print "<li>Errors encountered during table creation -- rolled back</li>\n";
1261                                         $wgDatabase->rollback();
1262                                 }
1263                                 else {
1264                                         print "<li>MediaWiki tables successfully created</li>\n";
1265                                         $wgDatabase->commit();
1266                                 }
1267                         } elseif ( $conf->DBtype == 'sqlite' ) {
1268                                 // Ensure proper searchindex format. We have to do that separately because
1269                                 // if SQLite is compiled without the FTS3 module, table creation syntax will be invalid.
1270                                 sqlite_setup_searchindex();
1271                         }
1272
1273                         print "<li>Initializing statistics...</li>\n";
1274                         $wgDatabase->insert( 'site_stats',
1275                                 array ( 'ss_row_id'        => 1,
1276                                                 'ss_total_views'   => 0,
1277                                                 'ss_total_edits'   => 1, # Main page first edit
1278                                                 'ss_good_articles' => 0, # Main page is not a good article - no internal link
1279                                                 'ss_total_pages'   => 1, # Main page
1280                                                 'ss_users'         => $conf->SysopName ? 1 : 0, # Sysop account, if created
1281                                                 'ss_admins'        => $conf->SysopName ? 1 : 0, # Sysop account, if created
1282                                                 'ss_images'        => 0 ) );
1283
1284                         # Set up the "regular user" account *if we can, and if we need to*
1285                         if( $conf->Root and $conf->DBtype == 'mysql') {
1286                                 # See if we need to
1287                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1288                                 if( $wgDatabase2->isOpen() ) {
1289                                         # Nope, just close the test connection and continue
1290                                         $wgDatabase2->close();
1291                                         echo( "<li>User " . htmlspecialchars( $wgDBuser ) . " exists. Skipping grants.</li>\n" );
1292                                 } else {
1293                                         # Yes, so run the grants
1294                                         echo( "<li>" . htmlspecialchars( "Granting user permissions to $wgDBuser on $wgDBname..." ) );
1295                                         $wgDatabase->sourceFile( "../maintenance/users.sql" );
1296                                         echo( "success.</li>\n" );
1297                                 }
1298                         }
1299
1300                         if( $conf->SysopName ) {
1301                                 $u = User::newFromName( $conf->getSysopName() );
1302                                 if ( !$u ) {
1303                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
1304                                 }
1305                                 else if ( 0 == $u->idForName() ) {
1306                                         $u->addToDatabase();
1307                                         $u->setPassword( $conf->getSysopPass() );
1308                                         $u->saveSettings();
1309
1310                                         $u->addGroup( "sysop" );
1311                                         $u->addGroup( "bureaucrat" );
1312
1313                                         print "<li>Created sysop account <tt>" .
1314                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
1315                                 } else {
1316                                         print "<li>Could not create user - already exists!</li>\n";
1317                                 }
1318                         } else {
1319                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
1320                         }
1321
1322                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
1323                         $article = new Article( $titleobj );
1324                         $newid = $article->insertOn( $wgDatabase );
1325                         $revision = new Revision( array(
1326                                 'page'      => $newid,
1327                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
1328                                 'comment'   => '',
1329                                 'user'      => 0,
1330                                 'user_text' => 'MediaWiki default',
1331                                 ) );
1332                         $revid = $revision->insertOn( $wgDatabase );
1333                         $article->updateRevisionOn( $wgDatabase, $revision );
1334                 }
1335
1336                 /* Write out the config file now that all is well */
1337                 print "<li style=\"list-style: none\">\n";
1338                 print "<p>Creating LocalSettings.php...</p>\n\n";
1339                 $localSettings = "<" . "?php$endl$local";
1340                 // Fix up a common line-ending problem (due to CVS on Windows)
1341                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
1342                 $f = fopen( "LocalSettings.php", 'xt' );
1343
1344                 if( $f == false ) {
1345                         print( "</li>\n" );
1346                         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" .
1347                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
1348                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
1349                 }
1350                 if(fwrite( $f, $localSettings ) ) {
1351                         fclose( $f );
1352                         print "<hr/>\n";
1353                         writeSuccessMessage();
1354                         print "</li>\n";
1355                 } else {
1356                         fclose( $f );
1357                         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" );
1358                 }
1359
1360         } while( false );
1361 }
1362
1363 print "</ul>\n";
1364 $mainListOpened = false;
1365
1366 if( count( $errs ) ) {
1367         /* Display options form */
1368
1369         if( $conf->posted ) {
1370                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1371         }
1372 ?>
1373
1374 <form action="<?php echo defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php'; ?>" name="config" method="post">
1375
1376 <h2>Site config</h2>
1377
1378 <div class="config-section">
1379         <div class="config-input">
1380                 <?php aField( $conf, "Sitename", "Wiki name:" ); ?>
1381         </div>
1382         <p class="config-desc">
1383                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1384                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1385         </p>
1386         <div class="config-input"><?php aField( $conf, "EmergencyContact", "Contact e-mail:" ); ?></div>
1387         <p class="config-desc">
1388                 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.
1389         </p>
1390
1391         <div class="config-input">
1392                 <label class='column' for="LanguageCode">Language:</label>
1393                 <select id="LanguageCode" name="LanguageCode"><?php
1394                         $list = getLanguageList();
1395                         foreach( $list as $code => $name ) {
1396                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1397                                 $encCode = htmlspecialchars( $code );
1398                                 $encName = htmlspecialchars( $name );
1399                                 echo "\n\t\t<option value=\"$encCode\" $sel>$encName</option>";
1400                         }
1401                         echo "\n";
1402                 ?>
1403                 </select>
1404         </div>
1405         <p class="config-desc">
1406                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1407         </p>
1408
1409         <div class="config-input">
1410                 <label class='column'>Copyright/license:</label>
1411
1412                 <ul class="plain">
1413                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1414                 <li><?php aField( $conf, "License", "Public Domain", "radio", "pd" ); ?></li>
1415                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2", "radio", "gfdl1_2" ); ?></li>
1416                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.3", "radio", "gfdl1_3" ); ?></li>
1417                 <li><?php
1418                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1419                         $partner = "MediaWiki";
1420    $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1421                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/$script?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1422                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1423                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1424                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1425                         if( $conf->License == "cc" ) { ?>
1426                         <ul>
1427                         <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1428                         <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1429                         <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1430                         <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1431                         </ul>
1432                         <?php } ?>
1433                         </li>
1434                 </ul>
1435         </div>
1436         <p class="config-desc">
1437                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1438         </p>
1439
1440
1441         <div class="config-input">
1442                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1443         </div>
1444         <div class="config-input">
1445                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1446         </div>
1447         <div class="config-input">
1448                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1449         </div>
1450         <p class="config-desc">
1451                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1452                 A new account will be added only when creating a new wiki database.
1453                 <br /><br />
1454                 The password cannot be the same as the username.
1455         </p>
1456
1457         <div class="config-input">
1458                 <label class='column'>Object caching:</label>
1459
1460                 <ul class="plain">
1461                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1462                 <?php
1463                         if ( $conf->turck ) {
1464                                 echo "<li>";
1465                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1466                                 echo "</li>\n";
1467                         }
1468                         if( $conf->xcache ) {
1469                                 echo "<li>";
1470                                 aField( $conf, 'Shm', 'XCache', 'radio', 'xcache' );
1471                                 echo "</li>\n";
1472                         }
1473                         if ( $conf->apc ) {
1474                                 echo "<li>";
1475                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1476                                 echo "</li>\n";
1477                         }
1478                         if ( $conf->eaccel ) {
1479                                 echo "<li>";
1480                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1481                                 echo "</li>\n";
1482                         }
1483                         if ( $conf->dba ) {
1484                                 echo "<li>";
1485                                 aField( $conf, "Shm", "DBA (not recommended)", "radio", "dba" );
1486                                 echo "</li>";
1487                         }
1488                 ?>
1489                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1490                 </ul>
1491                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1492         </div>
1493         <p class="config-desc">
1494                 An object caching system such as memcached will provide a significant performance boost,
1495                 but needs to be installed. Provide the server addresses and ports in a comma-separated list.
1496                 <br /><br />
1497                 MediaWiki can also detect and support eAccelerator, Turck MMCache, APC, and XCache, but
1498                 these should not be used if the wiki will be running on multiple application servers.
1499                 <br /><br />
1500                 DBA (Berkeley-style DB) is generally slower than using no cache at all, and is only
1501                 recommended for testing.
1502         </p>
1503 </div>
1504
1505 <h2>E-mail, e-mail notification and authentication setup</h2>
1506
1507 <div class="config-section">
1508         <div class="config-input">
1509                 <label class='column'>E-mail features (global):</label>
1510                 <ul class="plain">
1511                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1512                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1513                 </ul>
1514         </div>
1515         <p class="config-desc">
1516                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1517                 if sending mail doesn't work on your server.
1518         </p>
1519
1520         <div class="config-input">
1521                 <label class='column'>User-to-user e-mail:</label>
1522                 <ul class="plain">
1523                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1524                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1525                 </ul>
1526         </div>
1527         <p class="config-desc">
1528                 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.
1529         </p>
1530         <div class="config-input">
1531                 <label class='column'>E-mail notification about changes:</label>
1532                 <ul class="plain">
1533                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1534                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1535                 <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>
1536                 </ul>
1537         </div>
1538         <div class="config-desc">
1539                 <p>
1540                 For this feature to work, an e-mail address must be present for the user account, and the notification
1541                 options in the user's preferences must be enabled. Also note the
1542                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1543
1544                 <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>
1545         </div>
1546
1547         <div class="config-input">
1548                 <label class='column'>E-mail address authentication:</label>
1549                 <ul class="plain">
1550                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1551                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1552                 </ul>
1553         </div>
1554         <div class="config-desc">
1555                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1556                 change notification mails. Setting this option is <b>recommended</b> for public wikis because of potential abuse of the e-mail features above.</p>
1557         </div>
1558
1559 </div>
1560
1561 <h2>Database config</h2>
1562
1563 <div class="config-section">
1564 <div class="config-input">
1565         <label class='column'>Database type:</label>
1566 <?php
1567         if (isset($errs['DBpicktype'])) {
1568                 print "\t<span class='error'>" . htmlspecialchars( $errs['DBpicktype'] ) . "</span>\n";
1569         }
1570 ?>
1571         <ul class='plain'><?php
1572                 database_picker($conf);
1573         ?></ul>
1574         </div>
1575
1576         <div id="db-server-settings1">
1577                 <div class="config-input" style="clear:left">
1578                 <?php aField( $conf, "DBserver", "Database host:" ); ?>
1579                 </div>
1580                 <p class="config-desc">
1581                         If your database server isn't on your web server, enter the name or IP address here.
1582                 </p>
1583         </div>
1584
1585                 <div class="config-input"><?php aField( $conf, "DBname", "Database name:" ); ?></div>
1586         <div id="db-server-settings2">
1587                 <div class="config-input"><?php aField( $conf, "DBuser", "DB username:" ); ?></div>
1588                 <div class="config-input"><?php aField( $conf, "DBpassword", "DB password:", "password" ); ?></div>
1589                 <div class="config-input"><?php aField( $conf, "DBpassword2", "DB password confirm:", "password" ); ?></div>
1590                 <p class="config-desc">
1591                         If you only have a single user account and database available,
1592                         enter those here. If you have database root access (see below)
1593                         you can specify new accounts/databases to be created. This account
1594                         will not be created if it pre-exists. If this is the case, ensure that it
1595                         has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1596                 </p>
1597
1598                 <div class="config-input">
1599                         <label class="column">Superuser account:</label>
1600                         <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?> />
1601                         &nbsp;<label for="useroot">Use superuser account</label>
1602                 </div>
1603                 <div class="config-input"><?php aField( $conf, "RootUser", "Superuser name:", "text" ); ?></div>
1604                 <div class="config-input"><?php aField( $conf, "RootPW", "Superuser password:", "password" ); ?></div>
1605
1606                 <p class="config-desc">
1607                         If the database user specified above does not exist, or does not have access to create
1608                         the database (if needed) or tables within it, please check the box and provide details
1609                         of a superuser account, such as <strong>root</strong>, which does.
1610                 </p>
1611         </div>
1612
1613         <?php database_switcher('mysql'); ?>
1614         <div class="config-input"><?php aField( $conf, "DBprefix", "Database table prefix:" ); ?></div>
1615         <div class="config-desc">
1616                 <p>If you need to share one database between multiple wikis, or
1617                 between MediaWiki and another web application, you may choose to
1618                 add a prefix to all the table names to avoid conflicts.</p>
1619
1620                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1621         </div>
1622
1623         <div class="config-input"><label class="column">Storage Engine</label>
1624                 <div>Select one:</div>
1625                 <ul class="plain">
1626                 <li><?php aField( $conf, "DBengine", "InnoDB", "radio", "InnoDB" ); ?></li>
1627                 <li><?php aField( $conf, "DBengine", "MyISAM", "radio", "MyISAM" ); ?></li>
1628                 </ul>
1629         </div>
1630         <p class="config-desc">
1631                 InnoDB is best for public web installations, since it has good concurrency
1632                 support. MyISAM may be faster in single-user installations. MyISAM databases
1633                 tend to get corrupted more often than InnoDB databases.
1634         </p>
1635         <div class="config-input"><label class="column">Database character set</label>
1636                 <div>Select one:</div>
1637                 <ul class="plain">
1638                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1639                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1640                 <li><?php aField( $conf, "DBschema", "MySQL 4.0 backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1641                 </ul>
1642         </div>
1643         <p class="config-desc">
1644                 This option is ignored on upgrade, the same character set will be kept.
1645                 <br /><br />
1646                 <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!.
1647                 <br /><br />
1648                 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>.
1649         </p>
1650         </fieldset>
1651
1652         <?php database_switcher('postgres'); ?>
1653         <div class="config-input"><?php aField( $conf, "DBport", "Database port:" ); ?></div>
1654         <div class="config-input"><?php aField( $conf, "DBpgschema", "Schema for mediawiki:" ); ?></div>
1655         <div class="config-input"><?php aField( $conf, "DBts2schema", "Schema for tsearch2:" ); ?></div>
1656         <div class="config-desc">
1657                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1658                 so it is recommended that you create a new user. The above schemas are generally correct:
1659         only change them if you are sure you need to.</p>
1660         </div>
1661         </fieldset>
1662
1663         <?php database_switcher('sqlite'); ?>
1664         <div class="config-input"><?php
1665                 aField( $conf, "SQLiteDataDir", "SQLite data directory:" );
1666         ?></div>
1667         <div class="config-desc">
1668                 <p>SQLite stores table data into files in the filesystem.
1669                 If you do not provide an explicit path, a "data" directory in
1670                 the parent of your document root will be used.</p>
1671
1672                 <p>This directory must exist and be writable by the web server.</p>
1673         </div>
1674         </fieldset>
1675
1676         <?php database_switcher('mssql'); ?>
1677         <div class="config-input"><?php
1678                 aField( $conf, "DBprefix2", "Database table prefix:" );
1679         ?></div>
1680         <div class="config-desc">
1681                 <p>If you need to share one database between multiple wikis, or
1682                 between MediaWiki and another web application, you may choose to
1683                 add a prefix to all the table names to avoid conflicts.</p>
1684
1685                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1686         </div>
1687         </fieldset>
1688
1689         <?php database_switcher('ibm_db2'); ?>
1690         <div class="config-input"><?php
1691                 aField( $conf, "DBport_db2", "Database port:" );
1692         ?></div>
1693         <div class="config-input"><?php
1694                 aField( $conf, "DBdb2schema", "Schema for mediawiki:" );
1695         ?></div>
1696         <div>Select one:</div>
1697                 <ul class="plain">
1698                 <li><?php aField( $conf, "DBcataloged", "Cataloged (DB2 installed locally)", "radio", "cataloged" ); ?></li>
1699                 <li><?php aField( $conf, "DBcataloged", "Uncataloged (remote DB2 through ODBC)", "radio", "uncataloged" ); ?></li>
1700                 </ul>
1701         <div class="config-desc">
1702                 <p>If you need to share one database between multiple wikis, or
1703                 between MediaWiki and another web application, you may specify
1704                 a different schema to avoid conflicts.</p>
1705         </div>
1706         </fieldset>
1707
1708         <?php database_switcher('oracle'); ?>
1709         <div class="config-input"><?php aField( $conf, "DBprefix_ora", "Database table prefix:" ); ?></div>
1710         <div class="config-desc">
1711                 <p>If you need to share one database between multiple wikis, or
1712                 between MediaWiki and another web application, you may choose to
1713                 add a prefix to all the table names to avoid conflicts.</p>
1714
1715                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1716         </div>
1717         <div class="config-input"><?php aField( $conf, "DBdefTS_ora", "Default tablespace:" ); ?></div>
1718         <div class="config-input"><?php aField( $conf, "DBtempTS_ora", "Temporary tablespace:" ); ?></div>
1719         </fieldset>
1720
1721         <div class="config-input" style="padding:2em 0 3em">
1722                 <label class='column'>&nbsp;</label>
1723                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1724         </div>
1725 </div>
1726 </form>
1727 <script type="text/javascript">
1728 window.onload = toggleDBarea( <?php echo Xml::encodeJsVar( $conf->DBtype ); ?>,
1729 <?php
1730         ## If they passed in a root user name, don't populate it on page load
1731         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1732 ?>);
1733 </script>
1734 <?php
1735 }
1736
1737 /* -------------------------------------------------------------------------------------- */
1738 function writeSuccessMessage() {
1739  $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1740         if ( wfIniGetBool( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1741                 echo <<<EOT
1742 <div class="success-box">
1743 <p>Installation successful!</p>
1744 <p>To complete the installation, please do the following:
1745 <ol>
1746         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1747         <li>Upload it to the parent directory</li>
1748         <li>Delete config/LocalSettings.php</li>
1749         <li>Start using <a href='../$script'>your wiki</a>!
1750 </ol>
1751 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1752 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1753 which means that anyone on the same server can read your database password! Downloading
1754 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1755 </div>
1756 EOT;
1757         } else {
1758                 echo <<<EOT
1759 <div class="success-box">
1760 <p>
1761 <span class="success-message">Installation successful!</span>
1762 Move the <tt>config/LocalSettings.php</tt> file to the parent directory, then follow
1763 <a href="../$script"> this link</a> to your wiki.</p>
1764 <p>You should change file permissions for <tt>LocalSettings.php</tt> as required to
1765 prevent other users on the server reading passwords and altering configuration data.</p>
1766 </div>
1767 EOT;
1768         }
1769 }
1770
1771
1772 function escapePhpString( $string ) {
1773         if ( is_array( $string ) || is_object( $string ) ) {
1774                 return false;
1775         }
1776         return strtr( $string,
1777                 array(
1778                         "\n" => "\\n",
1779                         "\r" => "\\r",
1780                         "\t" => "\\t",
1781                         "\\" => "\\\\",
1782                         "\$" => "\\\$",
1783                         "\"" => "\\\""
1784                 ));
1785 }
1786
1787 function writeLocalSettings( $conf ) {
1788         $conf->PasswordSender = $conf->EmergencyContact;
1789         $magic = ($conf->ImageMagick ? "" : "# ");
1790         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1791         $rights = ($conf->RightsUrl) ? "" : "# ";
1792         $hashedUploads = $conf->safeMode ? '' : '# ';
1793
1794         if ( $conf->ShellLocale ) {
1795                 $locale = '';
1796         } else {
1797                 $locale = '# ';
1798                 $conf->ShellLocale = 'en_US.UTF-8';
1799         }
1800
1801         switch ( $conf->Shm ) {
1802                 case 'memcached':
1803                         $cacheType = 'CACHE_MEMCACHED';
1804                         $mcservers = var_export( $conf->MCServerArray, true );
1805                         break;
1806                 case 'turck':
1807                 case 'xcache':
1808                 case 'apc':
1809                 case 'eaccel':
1810                         $cacheType = 'CACHE_ACCEL';
1811                         $mcservers = 'array()';
1812                         break;
1813                 case 'dba':
1814                         $cacheType = 'CACHE_DBA';
1815                         $mcservers = 'array()';
1816                         break;
1817                 default:
1818                         $cacheType = 'CACHE_NONE';
1819                         $mcservers = 'array()';
1820         }
1821
1822         if ( $conf->Email == 'email_enabled' ) {
1823                 $enableemail = 'true';
1824                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1825                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1826                 switch ( $conf->Enotif ) {
1827                         case 'enotif_usertalk':
1828                                 $enotifusertalk = 'true';
1829                                 $enotifwatchlist = 'false';
1830                                 break;
1831                         case 'enotif_allpages':
1832                                 $enotifusertalk = 'true';
1833                                 $enotifwatchlist = 'true';
1834                                 break;
1835                         default:
1836                                 $enotifusertalk = 'false';
1837                                 $enotifwatchlist = 'false';
1838                 }
1839         } else {
1840                 $enableuseremail = 'false';
1841                 $enableemail = 'false';
1842                 $eauthent = 'false';
1843                 $enotifusertalk = 'false';
1844                 $enotifwatchlist = 'false';
1845         }
1846
1847         $file = @fopen( "/dev/urandom", "r" );
1848         if ( $file ) {
1849                 $secretKey = bin2hex( fread( $file, 32 ) );
1850                 fclose( $file );
1851         } else {
1852                 $secretKey = "";
1853                 for ( $i=0; $i<8; $i++ ) {
1854                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1855                 }
1856                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1857         }
1858
1859         # Add slashes to strings for double quoting
1860         $slconf = wfArrayMap( "escapePhpString", get_object_vars( $conf ) );
1861         if( $conf->License == 'gfdl1_2' || $conf->License == 'pd' || $conf->License == 'gfdl1_3' ) {
1862                 # Needs literal string interpolation for the current style path
1863                 $slconf['RightsIcon'] = $conf->RightsIcon;
1864         }
1865
1866         if( $conf->DBtype == 'mysql' ) {
1867                 $dbsettings =
1868 "# MySQL specific settings
1869 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1870
1871 # MySQL table options to use during installation or update
1872 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1873
1874 # Experimental charset support for MySQL 4.1/5.0.
1875 \$wgDBmysql5 = {$conf->DBmysql5};";
1876         } elseif( $conf->DBtype == 'postgres' ) {
1877                 $dbsettings =
1878 "# Postgres specific settings
1879 \$wgDBport           = \"{$slconf['DBport']}\";
1880 \$wgDBmwschema       = \"{$slconf['DBpgschema']}\";
1881 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";";
1882         } elseif( $conf->DBtype == 'sqlite' ) {
1883                 $dbsettings =
1884 "# SQLite-specific settings
1885 \$wgSQLiteDataDir    = \"{$slconf['SQLiteDataDir']}\";";
1886         } elseif( $conf->DBtype == 'mssql' ) {
1887                 $dbsettings =
1888 "# MSSQL specific settings
1889 \$wgDBprefix         = \"{$slconf['DBprefix2']}\";";
1890         } elseif( $conf->DBtype == 'ibm_db2' ) {
1891                 $dbsettings =
1892 "# DB2 specific settings
1893 \$wgDBport_db2       = \"{$slconf['DBport_db2']}\";
1894 \$wgDBmwschema       = \"{$slconf['DBdb2schema']}\";
1895 \$wgDBcataloged      = \"{$slconf['DBcataloged']}\";";
1896         } elseif( $conf->DBtype == 'oracle' ) {
1897                 $dbsettings =
1898 "# Oracle specific settings
1899 \$wgDBprefix         = \"{$slconf['DBprefix']}\";";
1900         } else {
1901                 // ummm... :D
1902                 $dbsettings = '';
1903         }
1904
1905
1906         $localsettings = "
1907 # This file was automatically generated by the MediaWiki installer.
1908 # If you make manual changes, please keep track in case you need to
1909 # recreate them later.
1910 #
1911 # See includes/DefaultSettings.php for all configurable settings
1912 # and their default values, but don't forget to make changes in _this_
1913 # file, not there.
1914 #
1915 # Further documentation for configuration settings may be found at:
1916 # http://www.mediawiki.org/wiki/Manual:Configuration_settings
1917
1918 # If you customize your file layout, set \$IP to the directory that contains
1919 # the other MediaWiki files. It will be used as a base to locate files.
1920 if( defined( 'MW_INSTALL_PATH' ) ) {
1921         \$IP = MW_INSTALL_PATH;
1922 } else {
1923         \$IP = dirname( __FILE__ );
1924 }
1925
1926 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1927 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1928
1929 require_once( \"\$IP/includes/DefaultSettings.php\" );
1930
1931 if ( \$wgCommandLineMode ) {
1932         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1933                 die( \"This script must be run from the command line\\n\" );
1934         }
1935 }
1936 ## Uncomment this to disable output compression
1937 # \$wgDisableOutputCompression = true;
1938
1939 \$wgSitename         = \"{$slconf['Sitename']}\";
1940
1941 ## The URL base path to the directory containing the wiki;
1942 ## defaults for all runtime URL paths are based off of this.
1943 ## For more information on customizing the URLs please see:
1944 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1945 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1946 \$wgScriptExtension  = \"{$slconf['ScriptExtension']}\";
1947
1948 ## The relative URL path to the skins directory
1949 \$wgStylePath        = \"\$wgScriptPath/skins\";
1950
1951 ## The relative URL path to the logo.  Make sure you change this from the default,
1952 ## or else you'll overwrite your logo when you upgrade!
1953 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1954
1955 ## UPO means: this is also a user preference option
1956
1957 \$wgEnableEmail      = $enableemail;
1958 \$wgEnableUserEmail  = $enableuseremail; # UPO
1959
1960 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1961 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1962
1963 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1964 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1965 \$wgEmailAuthentication = $eauthent;
1966
1967 ## Database settings
1968 \$wgDBtype           = \"{$slconf['DBtype']}\";
1969 \$wgDBserver         = \"{$slconf['DBserver']}\";
1970 \$wgDBname           = \"{$slconf['DBname']}\";
1971 \$wgDBuser           = \"{$slconf['DBuser']}\";
1972 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1973
1974 {$dbsettings}
1975
1976 ## Shared memory settings
1977 \$wgMainCacheType = $cacheType;
1978 \$wgMemCachedServers = $mcservers;
1979
1980 ## To enable image uploads, make sure the 'images' directory
1981 ## is writable, then set this to true:
1982 \$wgEnableUploads       = false;
1983 {$magic}\$wgUseImageMagick = true;
1984 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1985
1986 ## If you use ImageMagick (or any other shell command) on a
1987 ## Linux server, this will need to be set to the name of an
1988 ## available UTF-8 locale
1989 {$locale}\$wgShellLocale = \"{$slconf['ShellLocale']}\";
1990
1991 ## If you want to use image uploads under safe mode,
1992 ## create the directories images/archive, images/thumb and
1993 ## images/temp, and make them all writable. Then uncomment
1994 ## this, if it's not already uncommented:
1995 {$hashedUploads}\$wgHashedUploadDirectory = false;
1996
1997 ## If you have the appropriate support software installed
1998 ## you can enable inline LaTeX equations:
1999 \$wgUseTeX           = false;
2000
2001 ## Set \$wgCacheDirectory to a writable directory on the web server
2002 ## to make your wiki go slightly faster. The directory should not
2003 ## be publically accessible from the web.
2004 #\$wgCacheDirectory = \"\$IP/cache\";
2005
2006 \$wgLocalInterwiki   = strtolower( \$wgSitename );
2007
2008 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
2009
2010 \$wgSecretKey = \"$secretKey\";
2011
2012 ## Default skin: you can change the default skin. Use the internal symbolic
2013 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
2014 \$wgDefaultSkin = 'monobook';
2015
2016 ## For attaching licensing metadata to pages, and displaying an
2017 ## appropriate copyright notice / icon. GNU Free Documentation
2018 ## License and Creative Commons licenses are supported so far.
2019 {$rights}\$wgEnableCreativeCommonsRdf = true;
2020 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
2021 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
2022 \$wgRightsText = \"{$slconf['RightsText']}\";
2023 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
2024 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
2025
2026 \$wgDiff3 = \"{$slconf['diff3']}\";
2027
2028 # When you make changes to this configuration file, this will make
2029 # sure that cached pages are cleared.
2030 \$wgCacheEpoch = max( \$wgCacheEpoch, gmdate( 'YmdHis', @filemtime( __FILE__ ) ) );
2031 "; ## End of setting the $localsettings string
2032
2033         // Keep things in Unix line endings internally;
2034         // the system will write out as local text type.
2035         return str_replace( "\r\n", "\n", $localsettings );
2036 }
2037
2038 function dieout( $text ) {
2039         global $mainListOpened;
2040         if( $mainListOpened ) echo( "</ul>" );
2041         if( $text != '' && substr( $text, 0, 2 ) != '<p'  && substr( $text, 0, 2 ) != '<h' ){
2042                 echo "<p>$text</p>\n";
2043         } else {
2044                 echo $text;
2045         }
2046         die( "\n\n</div>\n</div>\n</div>\n</div>\n</body>\n</html>" );
2047 }
2048
2049 function importVar( &$var, $name, $default = "" ) {
2050         if( isset( $var[$name] ) ) {
2051                 $retval = $var[$name];
2052                 if ( get_magic_quotes_gpc() ) {
2053                         $retval = stripslashes( $retval );
2054                 }
2055         } else {
2056                 $retval = $default;
2057         }
2058         taint( $retval );
2059         return $retval;
2060 }
2061
2062 function importPost( $name, $default = "" ) {
2063         return importVar( $_POST, $name, $default );
2064 }
2065
2066 function importCheck( $name ) {
2067         return isset( $_POST[$name] );
2068 }
2069
2070 function importRequest( $name, $default = "" ) {
2071         return importVar( $_REQUEST, $name, $default );
2072 }
2073
2074 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
2075         static $radioCount = 0;
2076         if( $type != "" ) {
2077                 $xtype = "type=\"$type\"";
2078         } else {
2079                 $xtype = "";
2080         }
2081
2082         $id = $field;
2083         $nolabel = ($type == "radio") || ($type == "hidden");
2084
2085         if ($type == 'radio')
2086                 $id .= $radioCount++;
2087
2088         if( !$nolabel ) {
2089                 echo "<label class='column' for=\"$id\">$text</label>";
2090         }
2091
2092         if( $type == "radio" && $value == $conf->$field ) {
2093                 $checked = "checked='checked'";
2094         } else {
2095                 $checked = "";
2096         }
2097         echo "<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
2098         if ($onclick) {
2099                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
2100         }
2101         echo "value=\"";
2102         if( $type == "radio" ) {
2103                 echo htmlspecialchars( $value );
2104         } else {
2105                 echo htmlspecialchars( $conf->$field );
2106         }
2107
2108
2109         echo "\" />";
2110         if( $nolabel ) {
2111                 echo "<label for=\"$id\">$text</label>";
2112         }
2113
2114         global $errs;
2115         if(isset($errs[$field])) {
2116                 echo "<span class='error'>" . htmlspecialchars( $errs[$field] ) . "</span>\n";
2117         }
2118 }
2119
2120 function getLanguageList() {
2121         global $wgLanguageNames, $IP;
2122         if( !isset( $wgLanguageNames ) ) {
2123                 require_once( "$IP/languages/Names.php" );
2124         }
2125
2126         $codes = array();
2127
2128         // qqq is a dummy "language" for documenting messages, other language codes are legacy/fallback.
2129         $blacklist = array( 'qqq', 'als', 'be-x-old', 'dk', 'fiu-vro', 'iu', 'nb', 'simple', 'tp' );
2130
2131         $d = opendir( "../languages/messages" );
2132         /* In case we are called from the root directory */
2133         if (!$d)
2134                 $d = opendir( "languages/messages");
2135         while( false !== ($f = readdir( $d ) ) ) {
2136                 $m = array();
2137                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
2138                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
2139                         if( in_array( $code, $blacklist ) ) continue;
2140                         if( isset( $wgLanguageNames[$code] ) ) {
2141                                 $name = wfBCP47( $code ) . ' - ' . $wgLanguageNames[$code];
2142                         } else {
2143                                 $name = $code;
2144                         }
2145                         $codes[$code] = $name;
2146                 }
2147         }
2148         closedir( $d );
2149         ksort( $codes );
2150         return $codes;
2151 }
2152
2153 #Check for location of an executable
2154 # @param string $loc single location to check
2155 # @param array $names filenames to check for.
2156 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
2157 function locate_executable($loc, $names, $versioninfo = false) {
2158         if (!is_array($names))
2159                 $names = array($names);
2160
2161         foreach ($names as $name) {
2162                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
2163                 if (@file_exists($command)) {
2164                         if (!$versioninfo)
2165                                 return $command;
2166
2167                         $file = str_replace('$1', $command, $versioninfo[0]);
2168                         if (strstr(`$file`, $versioninfo[1]) !== false)
2169                                 return $command;
2170                 }
2171         }
2172         return false;
2173 }
2174
2175 # Test a memcached server
2176 function testMemcachedServer( $server ) {
2177         $hostport = explode(":", $server);
2178         $errstr = false;
2179         $fp = false;
2180         if ( !function_exists( 'fsockopen' ) ) {
2181                 $errstr = "Can't connect to memcached, fsockopen() not present";
2182         }
2183         if ( !$errstr && count( $hostport ) != 2 ) {
2184                 $errstr = 'Please specify host and port';
2185         }
2186         if ( !$errstr ) {
2187                 list( $host, $port ) = $hostport;
2188                 $errno = 0;
2189                 $fsockerr = '';
2190
2191                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
2192                 if ( $fp === false ) {
2193                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
2194                 }
2195         }
2196         if ( !$errstr ) {
2197                 $command = "version\r\n";
2198                 $bytes = fwrite( $fp, $command );
2199                 if ( $bytes != strlen( $command ) ) {
2200                         $errstr = "Cannot write to memcached socket on $host:$port";
2201                 }
2202         }
2203         if ( !$errstr ) {
2204                 $expected = "VERSION ";
2205                 $response = fread( $fp, strlen( $expected ) );
2206                 if ( $response != $expected ) {
2207                         $errstr = "Didn't get correct memcached response from $host:$port";
2208                 }
2209         }
2210         if ( $fp ) {
2211                 fclose( $fp );
2212         }
2213         if ( !$errstr ) {
2214                 echo "<li>Connected to memcached on " . htmlspecialchars( "$host:$port" ) ." successfully</li>";
2215         }
2216         return $errstr;
2217 }
2218
2219 function database_picker($conf) {
2220         global $ourdb;
2221         print "\n";
2222         foreach(array_keys($ourdb) as $db) {
2223                 if ($ourdb[$db]['havedriver']) {
2224                         print "\t<li>";
2225                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
2226                         print "</li>\n";
2227                 }
2228         }
2229         print "\n\t";
2230 }
2231
2232 function database_switcher($db) {
2233         global $ourdb;
2234         $color = $ourdb[$db]['bgcolor'];
2235         $full = $ourdb[$db]['fullname'];
2236         print "<fieldset id='$db' style='clear:both'><legend>$full-specific options</legend>\n";
2237 }
2238
2239 function printListItem( $item ) {
2240         print "<li>$item</li>";
2241 }
2242
2243 # Determine a suitable value for $wgShellLocale
2244 function getShellLocale( $wikiLang ) {
2245         # Give up now if we're in safe mode or open_basedir
2246         # It's theoretically possible but tricky to work with
2247         if ( wfIniGetBool( "safe_mode" ) || ini_get( 'open_basedir' ) || !function_exists('exec') ) {
2248                 return false;
2249         }
2250
2251         $os = php_uname( 's' );
2252         $supported = array( 'Linux', 'SunOS', 'HP-UX' ); # Tested these
2253         if ( !in_array( $os, $supported ) ) {
2254                 return false;
2255         }
2256
2257         # Get a list of available locales
2258         $lines = $ret = false;
2259         exec( '/usr/bin/locale -a', $lines, $ret );
2260         if ( $ret ) {
2261                 return false;
2262         }
2263
2264         $lines = wfArrayMap( 'trim', $lines );
2265         $candidatesByLocale = array();
2266         $candidatesByLang = array();
2267         foreach ( $lines as $line ) {
2268                 if ( $line === '' ) {
2269                         continue;
2270                 }
2271                 if ( !preg_match( '/^([a-zA-Z]+)(_[a-zA-Z]+|)\.(utf8|UTF-8)(@[a-zA-Z_]*|)$/i', $line, $m ) ) {
2272                         continue;
2273                 }
2274                 list( $all, $lang, $territory, $charset, $modifier ) = $m;
2275                 $candidatesByLocale[$m[0]] = $m;
2276                 $candidatesByLang[$lang][] = $m;
2277         }
2278
2279         # Try the current value of LANG
2280         if ( isset( $candidatesByLocale[ getenv( 'LANG' ) ] ) ) {
2281                 return getenv( 'LANG' );
2282         }
2283
2284         # Try the most common ones
2285         $commonLocales = array( 'en_US.UTF-8', 'en_US.utf8', 'de_DE.UTF-8', 'de_DE.utf8' );
2286         foreach ( $commonLocales as $commonLocale ) {
2287                 if ( isset( $candidatesByLocale[$commonLocale] ) ) {
2288                         return $commonLocale;
2289                 }
2290         }
2291
2292         # Is there an available locale in the Wiki's language?
2293         if ( isset( $candidatesByLang[$wikiLang] ) ) {
2294                 $m = reset( $candidatesByLang[$wikiLang] );
2295                 return $m[0];
2296         }
2297
2298         # Are there any at all?
2299         if ( count( $candidatesByLocale ) ) {
2300                 $m = reset( $candidatesByLocale );
2301                 return $m[0];
2302         }
2303
2304         # Give up
2305         return false;
2306 }
2307
2308 function wfArrayMap( $function, $input ) {
2309         $ret = array_map( $function, $input );
2310         foreach ( $ret as $key => $value ) {
2311                 $taint = istainted( $input[$key] );
2312                 if ( $taint ) {
2313                         taint( $ret[$key], $taint );
2314                 }
2315         }
2316         return $ret;
2317 }
2318
2319 ?>
2320
2321         <div class="license">
2322         <hr/>
2323         <p>This program is free software; you can redistribute it and/or modify
2324          it under the terms of the GNU General Public License as published by
2325          the Free Software Foundation; either version 2 of the License, or
2326          (at your option) any later version.</p>
2327
2328          <p>This program is distributed in the hope that it will be useful,
2329          but WITHOUT ANY WARRANTY; without even the implied warranty of
2330          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2331          GNU General Public License for more details.</p>
2332
2333          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
2334          along with this program; if not, write to the Free Software
2335          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2336          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
2337         </div>
2338
2339 </div></div></div>
2340
2341
2342 <div id="column-one">
2343         <div class="portlet" id="p-logo">
2344           <a style="background-image: url(../skins/common/images/mediawiki.png);"
2345             href="../"
2346             title="Main Page"></a>
2347         </div>
2348         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
2349         <div class='portlet'><div class='pBody'>
2350                 <ul>
2351                         <li><a href="../README">Readme</a></li>
2352                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
2353                         <li><a href="../docs/">Documentation</a></li>
2354                         <li><a href="http://www.mediawiki.org/wiki/Help:Contents">User's Guide</a></li>
2355                         <li><a href="http://www.mediawiki.org/wiki/Manual:Contents">Administrator's Guide</a></li>
2356                         <li><a href="http://www.mediawiki.org/wiki/Manual:FAQ">FAQ</a></li>
2357                 </ul>
2358                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright © 2001-2009 by Magnus Manske, Brion Vibber,
2359                  Lee Daniel Crocker, Tim Starling, Erik Möller, Gabriel Wicke, Ævar Arnfjörð Bjarmason, Niklas Laxström,
2360                  Domas Mituzas, Rob Church, Yuri Astrakhan, Aryeh Gregor, Aaron Schulz and others.</p>
2361         </div></div>
2362 </div>
2363
2364 </div>
2365
2366 </body>
2367 </html>