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