config/index.php

   1 <?php
   2
   3 # MediaWiki web-based config/installation
   4 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>, 2006 Rob Church <robchur@gmail.com>
   5 # http://www.mediawiki.org/
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with this program; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20 # http://www.gnu.org/copyleft/gpl.html
  21
  22 error_reporting( E_ALL | E_STRICT );
  23 header( "Content-type: text/html; charset=utf-8" );
  24 @ini_set( "display_errors", true );
  25
  26 # In case of errors, let output be clean.
  27 $wgRequestTime = microtime( true );
  28
  29 # Attempt to set up the include path, to fix problems with relative includes
  30 $IP = dirname( dirname( __FILE__ ) );
  31 define( 'MW_INSTALL_PATH', $IP );
  32
  33 # Define an entry point and include some files
  34 define( "MEDIAWIKI", true );
  35 define( "MEDIAWIKI_INSTALL", true );
  36
  37 // Run version checks before including other files
  38 // so people don't see a scary parse error.
  39 require_once( "$IP/install-utils.inc" );
  40 install_version_checks();
  41
  42 require_once( "$IP/includes/Defines.php" );
  43 require_once( "$IP/includes/DefaultSettings.php" );
  44 require_once( "$IP/includes/AutoLoader.php" );
  45 require_once( "$IP/includes/MagicWord.php" );
  46 require_once( "$IP/includes/Namespace.php" );
  47 require_once( "$IP/includes/ProfilerStub.php" );
  48 require_once( "$IP/includes/GlobalFunctions.php" );
  49 require_once( "$IP/includes/Hooks.php" );
  50 require_once( "$IP/includes/Exception.php" );
  51
  52 # If we get an exception, the user needs to know
  53 # all the details
  54 $wgShowExceptionDetails = true;
  55 $wgShowSQLErrors = true;
  56 wfInstallExceptionHandler();
  57 ## Databases we support:
  58
  59 $ourdb = array();
  60 $ourdb['mysql']['fullname']      = 'MySQL';
  61 $ourdb['mysql']['havedriver']    = 0;
  62 $ourdb['mysql']['compile']       = 'mysql';
  63 $ourdb['mysql']['bgcolor']       = '#ffe5a7';
  64 $ourdb['mysql']['rootuser']      = 'root';
  65
  66 $ourdb['postgres']['fullname']   = 'PostgreSQL';
  67 $ourdb['postgres']['havedriver'] = 0;
  68 $ourdb['postgres']['compile']    = 'pgsql';
  69 $ourdb['postgres']['bgcolor']    = '#aaccff';
  70 $ourdb['postgres']['rootuser']   = 'postgres';
  71
  72 $ourdb['sqlite']['fullname']      = 'SQLite';
  73 $ourdb['sqlite']['havedriver']    = 0;
  74 $ourdb['sqlite']['compile']       = 'pdo_sqlite';
  75 $ourdb['sqlite']['bgcolor']       = '#b1ebb1';
  76 $ourdb['sqlite']['rootuser']      = '';
  77
  78 $ourdb['mssql']['fullname']      = 'MSSQL';
  79 $ourdb['mssql']['havedriver']    = 0;
  80 $ourdb['mssql']['compile']       = 'mssql not ready'; # Change to 'mssql' after includes/DatabaseMssql.php added;
  81 $ourdb['mssql']['bgcolor']       = '#ffc0cb';
  82 $ourdb['mssql']['rootuser']      = 'administrator';
  83
  84 $ourdb['ibm_db2']['fullname']   = 'DB2';
  85 $ourdb['ibm_db2']['havedriver'] = 0;
  86 $ourdb['ibm_db2']['compile']    = 'ibm_db2';
  87 $ourdb['ibm_db2']['bgcolor']    = '#ffeba1';
  88 $ourdb['ibm_db2']['rootuser']   = 'db2admin';
  89
  90 $ourdb['oracle']['fullname']   = 'Oracle';
  91 $ourdb['oracle']['havedriver'] = 0;
  92 $ourdb['oracle']['compile']    = 'oci8';
  93 $ourdb['oracle']['bgcolor']    = '#ffeba1';
  94 $ourdb['oracle']['rootuser']   = '';
  95
  96 ?>
  97 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
  98 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" dir="ltr">
  99 <head>
 100         <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
 101         <meta name="robots" content="noindex,nofollow"/>
 102         <title>MediaWiki <?php echo htmlspecialchars( $wgVersion ); ?> Installation</title>
 103         <style type="text/css">
 104
 105                 @import "../skins/monobook/main.css";
 106
 107                 .env-check {
 108                         font-size: 90%;
 109                         margin: 1em 0 1em 2.5em;
 110                 }
 111
 112                 .config-section {
 113                         margin-top: 2em;
 114                 }
 115
 116                 .config-section label.column {
 117                         clear: left;
 118                         font-weight: bold;
 119                         width: 13em;
 120                         float: left;
 121                         text-align: right;
 122                         padding-right: 1em;
 123                         padding-top: .2em;
 124                 }
 125
 126                 .config-input {
 127                         clear: left;
 128                         zoom: 100%; /* IE hack */
 129                 }
 130
 131                 .config-section .config-desc {
 132                         clear: left;
 133                         margin: 0 0 2em 18em;
 134                         padding-top: 1em;
 135                         font-size: 85%;
 136                 }
 137
 138                 .iput-text, .iput-password {
 139                         width: 14em;
 140                         margin-right: 1em;
 141                 }
 142
 143                 .error {
 144                         color: red;
 145                         background-color: #fff;
 146                         font-weight: bold;
 147                         left: 1em;
 148                         font-size: 100%;
 149                 }
 150
 151                 .error-top {
 152                         color: red;
 153                         background-color: #FFF0F0;
 154                         border: 2px solid red;
 155                         font-size: 130%;
 156                         font-weight: bold;
 157                         padding: 1em 1.5em;
 158                         margin: 2em 0 1em;
 159                 }
 160
 161                 ul.plain {
 162                         list-style-type: none;
 163                         list-style-image: none;
 164                         float: left;
 165                         margin: 0;
 166                         padding: 0;
 167                 }
 168
 169                 .btn-install {
 170                         font-weight: bold;
 171                         font-size: 110%;
 172                         padding: .2em .3em;
 173                 }
 174
 175                 .license {
 176                         font-size: 85%;
 177                         padding-top: 3em;
 178                 }
 179
 180                 span.success-message {
 181                         font-weight: bold;
 182                         font-size: 110%;
 183                         color: green;
 184                 }
 185                 .success-box {
 186                         font-size: 130%;
 187                 }
 188
 189         </style>
 190         <script type="text/javascript">
 191         <!--
 192         function hideall() {
 193                 <?php foreach (array_keys($ourdb) as $db) {
 194                 echo "\n                var i = document.getElementById('$db'); if (i) i.style.display='none';";
 195                 }
 196                 ?>
 197
 198         }
 199         function toggleDBarea(id,defaultroot) {
 200                 hideall();
 201                 var dbarea = document.getElementById(id);
 202                 if (dbarea) dbarea.style.display = (dbarea.style.display == 'none') ? 'block' : 'none';
 203                 var db = document.getElementById('RootUser');
 204                 if (defaultroot) {
 205 <?php foreach (array_keys($ourdb) as $db) {
 206                         echo "                  if (id == '$db') { db.value = '".$ourdb[$db]['rootuser']."';}\n";
 207 }?>
 208                 }
 209         }
 210         // -->
 211         </script>
 212 </head>
 213
 214 <body>
 215 <div id="globalWrapper">
 216 <div id="column-content">
 217 <div id="content">
 218 <div id="bodyContent">
 219
 220 <h1>MediaWiki <?php print htmlspecialchars( $wgVersion ) ?> Installation</h1>
 221
 222 <?php
 223 $mainListOpened = false; # Is the main list (environement checking) opend ? Used by dieout
 224
 225 /* Check for existing configurations and bug out! */
 226
 227 if( file_exists( "../LocalSettings.php" ) ) {
 228         $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 229         dieout( "<p><strong>Setup has completed, <a href='../$script'>your wiki</a> is configured.</strong></p>
 230         <p>Please delete the /config directory for extra security.</p>" );
 231 }
 232
 233 if( file_exists( "./LocalSettings.php" ) ) {
 234         writeSuccessMessage();
 235         dieout( '' );
 236 }
 237
 238 if( !is_writable( "." ) ) {
 239         dieout( "<h2>Can't write config file, aborting</h2>
 240
 241         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 242         writable by the web server. Once configuration is done you'll move the created
 243         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 244         then remove the <tt>config</tt> subdirectory entirely.</p>
 245
 246         <p>To make the directory writable on a Unix/Linux system:</p>
 247
 248         <pre>
 249         cd <i>" . htmlspecialchars( dirname( dirname( __FILE__ ) ) ) . "</i>
 250         chmod a+w config
 251         </pre>
 252
 253         <p>Afterwards retry to start the <a href=\"\">setup</a>.</p>" );
 254 }
 255
 256
 257 require_once( "$IP/install-utils.inc" );
 258 require_once( "$IP/maintenance/updaters.inc" );
 259
 260 class ConfigData {
 261         function getEncoded( $data ) {
 262                 # removing latin1 support, no need...
 263                 return $data;
 264         }
 265         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 266         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 267         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 268
 269         function setSchema( $schema, $engine ) {
 270                 $this->DBschema = $schema;
 271                 if ( !preg_match( '/^\w*$/', $engine ) ){
 272                         $engine = 'InnoDB';
 273                 }
 274                 switch ( $this->DBschema ) {
 275                         case 'mysql5':
 276                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=utf8";
 277                                 $this->DBmysql5 = 'true';
 278                                 break;
 279                         case 'mysql5-binary':
 280                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=binary";
 281                                 $this->DBmysql5 = 'true';
 282                                 break;
 283                         default:
 284                                 $this->DBTableOptions = "TYPE=$engine";
 285                                 $this->DBmysql5 = 'false';
 286                 }
 287                 $this->DBengine = $engine;
 288
 289                 # Set the global for use during install
 290                 global $wgDBTableOptions;
 291                 $wgDBTableOptions = $this->DBTableOptions;
 292         }
 293 }
 294
 295 ?>
 296
 297 <ul>
 298         <li>
 299                 <b>Don't forget security updates!</b> Keep an eye on the
 300                 <a href="http://lists.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 301                 release announcements mailing list</a>.
 302         </li>
 303 </ul>
 304
 305
 306 <h2>Checking environment...</h2>
 307 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 308 <ul class="env-check">
 309 <?php
 310 $mainListOpened = true;
 311
 312 $endl = "
 313 ";
 314 define( 'MW_NO_OUTPUT_BUFFER', 1 );
 315 $conf = new ConfigData;
 316
 317 install_version_checks();
 318 $self = 'Installer'; # Maintenance script name, to please Setup.php
 319
 320 print "<li>PHP " . htmlspecialchars( phpversion() ) . " installed</li>\n";
 321
 322 error_reporting( 0 );
 323 $phpdatabases = array();
 324 foreach (array_keys($ourdb) as $db) {
 325         $compname = $ourdb[$db]['compile'];
 326         if( extension_loaded( $compname ) || ( mw_have_dl() && dl( "{$compname}." . PHP_SHLIB_SUFFIX ) ) ) {
 327                 array_push($phpdatabases, $db);
 328                 $ourdb[$db]['havedriver'] = 1;
 329         }
 330 }
 331 error_reporting( E_ALL | E_STRICT );
 332
 333 if (!$phpdatabases) {
 334         print "Could not find a suitable database driver!<ul>";
 335         foreach (array_keys($ourdb) AS $db) {
 336                 $comp = $ourdb[$db]['compile'];
 337                 $full = $ourdb[$db]['fullname'];
 338                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 339                         ."or install the $comp.so module</li>\n";
 340         }
 341         echo '</ul>';
 342         dieout( '' );
 343 }
 344
 345 print "<li>Found database drivers for:";
 346 $DefaultDBtype = '';
 347 foreach (array_keys($ourdb) AS $db) {
 348         if ($ourdb[$db]['havedriver']) {
 349                 if ( $DefaultDBtype == '' ) {
 350                         $DefaultDBtype = $db;
 351                 }
 352                 print "  ".$ourdb[$db]['fullname'];
 353         }
 354 }
 355 print "</li>\n";
 356
 357 if( wfIniGetBool( "register_globals" ) ) {
 358         ?>
 359         <li>
 360                 <div style="font-size:110%">
 361                 <strong class="error">Warning:</strong>
 362                 <strong>PHP's <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 363                 </div>
 364                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 365         </li>
 366         <?php
 367 }
 368
 369 $fatal = false;
 370
 371 if( wfIniGetBool( "magic_quotes_runtime" ) ) {
 372         $fatal = true;
 373         ?><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>
 374         This option corrupts data input unpredictably; you cannot install or use
 375         MediaWiki unless this option is disabled.</li>
 376         <?php
 377 }
 378
 379 if( wfIniGetBool( "magic_quotes_sybase" ) ) {
 380         $fatal = true;
 381         ?><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>
 382         This option corrupts data input unpredictably; you cannot install or use
 383         MediaWiki unless this option is disabled.</li>
 384         <?php
 385 }
 386
 387 if( wfIniGetBool( "mbstring.func_overload" ) ) {
 388         $fatal = true;
 389         ?><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>
 390         This option causes errors and may corrupt data unpredictably;
 391         you cannot install or use MediaWiki unless this option is disabled.</li>
 392         <?php
 393 }
 394
 395 if( wfIniGetBool( "zend.ze1_compatibility_mode" ) ) {
 396         $fatal = true;
 397         ?><li class="error"><strong>Fatal: <a href="http://www.php.net/manual/en/ini.core.php">zend.ze1_compatibility_mode</a> is active!</strong>
 398         This option causes horrible bugs with MediaWiki; you cannot install or use
 399         MediaWiki unless this option is disabled.</li>
 400         <?php
 401 }
 402
 403
 404 if( $fatal ) {
 405         dieout( "Cannot install MediaWiki." );
 406 }
 407
 408 if( wfIniGetBool( "safe_mode" ) ) {
 409         $conf->safeMode = true;
 410         ?>
 411         <li><b class='error'>Warning:</b> <strong>PHP's
 412         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 413         You may have problems caused by this, particularly if using image uploads.
 414         </li>
 415         <?php
 416 } else {
 417         $conf->safeMode = false;
 418 }
 419
 420 $sapi = htmlspecialchars( php_sapi_name() );
 421 print "<li>PHP server API is $sapi; ";
 422 $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 423 if( $wgUsePathInfo ) {
 424  print "ok, using pretty URLs (<tt>$script/Page_Title</tt>)";
 425 } else {
 426         print "using ugly URLs (<tt>$script?title=Page_Title</tt>)";
 427 }
 428 print "</li>\n";
 429
 430 $conf->xml = function_exists( "utf8_encode" );
 431 if( $conf->xml ) {
 432         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 433 } else {
 434         dieout( "PHP's XML module is missing; the wiki requires functions in
 435                 this module and won't work in this configuration.
 436                 If you're running Mandrake, install the php-xml package." );
 437 }
 438
 439 # Check for session support
 440 if( !function_exists( 'session_name' ) )
 441         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 442
 443 # session.save_path doesn't *have* to be set, but if it is, and it's
 444 # not valid/writable/etc. then it can cause problems
 445 $sessionSavePath = mw_get_session_save_path();
 446 $ssp = htmlspecialchars( $sessionSavePath );
 447 # Warn the user if it's not set, but let them proceed
 448 if( !$sessionSavePath ) {
 449         print "<li><strong>Warning:</strong> A value for <tt>session.save_path</tt>
 450         has not been set in PHP.ini. If the default value causes problems with
 451         saving session data, set it to a valid path which is read/write/execute
 452         for the user your web server is running under.</li>";
 453 } elseif ( is_dir( $sessionSavePath ) && is_writable( $sessionSavePath ) ) {
 454         # All good? Let the user know
 455         print "<li>Session save path (<tt>{$ssp}</tt>) appears to be valid.</li>";
 456 } else {
 457         # Something not right? Warn the user, but let them proceed
 458         print "<li><strong>Warning:</strong> Your <tt>session.save_path</tt> value (<tt>{$ssp}</tt>)
 459                 appears to be invalid or is not writable. PHP needs to be able to save data to
 460                 this location for correct session operation.</li>";
 461 }
 462
 463 # Check for PCRE support
 464 if( !function_exists( 'preg_match' ) )
 465         dieout( "The PCRE support module appears to be missing. MediaWiki requires the
 466         Perl-compatible regular expression functions." );
 467
 468 $memlimit = ini_get( "memory_limit" );
 469 if( $memlimit == -1 ) {
 470         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 471 } else {
 472         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ). " bytes. ";
 473         $newlimit = wfMemoryLimit();
 474         $memlimit = wfShorthandToInteger( $memlimit );
 475         if( $newlimit < $memlimit ) {
 476                 print "<b>Failed raising limit, installation may fail.</b>";
 477         } elseif ( $newlimit > $memlimit )  {
 478                 print "Raised <tt>memory_limit</tt> to " . htmlspecialchars( $newlimit ) . " bytes. ";
 479         }
 480         print "</li>\n";
 481 }
 482
 483 $conf->turck = function_exists( 'mmcache_get' );
 484 if ( $conf->turck ) {
 485         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 486 }
 487
 488 $conf->xcache = function_exists( 'xcache_get' );
 489 if( $conf->xcache )
 490         print "<li><a href=\"http://trac.lighttpd.net/xcache/\">XCache</a> installed</li>\n";
 491
 492 $conf->apc = function_exists('apc_fetch');
 493 if ($conf->apc ) {
 494         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>\n";
 495 }
 496
 497 $conf->eaccel = function_exists( 'eaccelerator_get' );
 498 if ( $conf->eaccel ) {
 499         $conf->turck = 'eaccelerator';
 500         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 501 }
 502
 503 $conf->dba = function_exists( 'dba_open' );
 504
 505 if( !( $conf->turck || $conf->eaccel || $conf->apc || $conf->xcache ) ) {
 506         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 507                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a>,
 508                 <a href="http://www.php.net/apc">APC</a> or <a href="http://trac.lighttpd.net/xcache/">XCache</a>;
 509                 cannot use these for object caching.</li>' );
 510 }
 511
 512 $conf->phpCliPath = false;
 513 $phpClilocations = array_merge(
 514         array(
 515                 "/usr/bin",
 516                 "/usr/local/bin",
 517                 "/opt/csw/bin",
 518                 "/usr/gnu/bin",
 519                 "/usr/sfw/bin" ),
 520         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 521 $phpClinames = array( "php", "php.exe" );
 522 foreach ($phpClilocations as $loc) {
 523         $exe = locate_executable($loc, $phpClinames);
 524         if ($exe !== false) {
 525                 $conf->phpCliPath= $exe;
 526                 break;
 527         }
 528 }
 529
 530 $conf->diff3 = false;
 531 $diff3locations = array_merge(
 532         array(
 533                 "/usr/bin",
 534                 "/usr/local/bin",
 535                 "/opt/csw/bin",
 536                 "/usr/gnu/bin",
 537                 "/usr/sfw/bin" ),
 538         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 539 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 540
 541 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 542 foreach ($diff3locations as $loc) {
 543         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 544         if ($exe !== false) {
 545                 $conf->diff3 = $exe;
 546                 break;
 547         }
 548 }
 549
 550 if ($conf->diff3)
 551         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 552 else
 553         print "<li>GNU diff3 not found.</li>";
 554
 555 $conf->ImageMagick = false;
 556 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 557 foreach( $imcheck as $dir ) {
 558         $im = "$dir/convert";
 559         if( @file_exists( $im ) ) {
 560                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 561                 $conf->ImageMagick = $im;
 562                 break;
 563         }
 564 }
 565
 566 $conf->HaveGD = function_exists( "imagejpeg" );
 567 if( $conf->HaveGD ) {
 568         print "<li>Found GD graphics library built-in";
 569         if( !$conf->ImageMagick ) {
 570                 print ", image thumbnailing will be enabled if you enable uploads";
 571         }
 572         print ".</li>\n";
 573 } else {
 574         if( !$conf->ImageMagick ) {
 575                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 576         }
 577 }
 578
 579 $conf->IP = dirname( dirname( __FILE__ ) );
 580 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 581
 582
 583 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 584 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 585 // to get the path to the current script... hopefully it's reliable. SIGH
 586 $path = ($_SERVER["PHP_SELF"] === '')
 587         ? $_SERVER["SCRIPT_NAME"]
 588         : $_SERVER["PHP_SELF"];
 589
 590 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 591 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 592
 593
 594
 595 // We may be installing from *.php5 extension file, if so, print message
 596 $conf->ScriptExtension = '.php';
 597 if (defined('MW_INSTALL_PHP5_EXT')) {
 598     $conf->ScriptExtension = '.php5';
 599     print "<li>Installing MediaWiki with <tt>php5</tt> file extensions</li>\n";
 600 } else {
 601     print "<li>Installing MediaWiki with <tt>php</tt> file extensions</li>\n";
 602 }
 603
 604
 605 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 606         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 607
 608         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 609         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 610                 ? 'root@localhost'
 611                 : $_SERVER["SERVER_ADMIN"];
 612         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 613         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 614         if ( !isset( $ourdb[$conf->DBtype] ) ) {
 615                 $conf->DBtype = $DefaultDBtype;
 616         }
 617
 618         $conf->DBserver = importPost( "DBserver", "localhost" );
 619         $conf->DBname = importPost( "DBname", "wikidb" );
 620         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 621         $conf->DBpassword = importPost( "DBpassword" );
 622         $conf->DBpassword2 = importPost( "DBpassword2" );
 623         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 624         $conf->SysopPass = importPost( "SysopPass" );
 625         $conf->SysopPass2 = importPost( "SysopPass2" );
 626         $conf->RootUser = importPost( "RootUser", "root" );
 627         $conf->RootPW = importPost( "RootPW", "" );
 628         $useRoot = importCheck( 'useroot', false );
 629         $conf->populateadmin = importCheck( 'populateadmin', false );
 630         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 631         ## MySQL specific:
 632         $conf->DBprefix     = importPost( "DBprefix" );
 633         $conf->setSchema(
 634                 importPost( "DBschema", "mysql5-binary" ),
 635                 importPost( "DBengine", "InnoDB" ) );
 636
 637         ## Postgres specific:
 638         $conf->DBport      = importPost( "DBport",      "5432" );
 639         $conf->DBmwschema  = importPost( "DBmwschema",  "mediawiki" );
 640         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 641
 642         ## SQLite specific
 643         $conf->SQLiteDataDir = importPost( "SQLiteDataDir", "" );
 644
 645         ## MSSQL specific
 646         // We need a second field so it doesn't overwrite the MySQL one
 647         $conf->DBprefix2 = importPost( "DBprefix2" );
 648
 649         ## DB2 specific:
 650         // New variable in order to have a different default port number
 651         $conf->DBport_db2   = importPost( "DBport_db2",      "50000" );
 652         $conf->DBmwschema   = importPost( "DBmwschema",  "mediawiki" );
 653         $conf->DBcataloged  = importPost( "DBcataloged",  "cataloged" );
 654
 655         // Oracle specific
 656         $conf->DBprefix_ora     = importPost( "DBprefix_ora" );
 657         $conf->DBdefTS_ora     = importPost( "DBdefTS_ora", "USERS" );
 658         $conf->DBtempTS_ora     = importPost( "DBtempTS_ora", "TEMP" );
 659
 660         $conf->ShellLocale = getShellLocale( $conf->LanguageCode );
 661
 662 /* Check for validity */
 663 $errs = array();
 664
 665 if( preg_match( '/^$|^mediawiki$|#/i', $conf->Sitename ) ) {
 666         $errs["Sitename"] = "Must not be blank or \"MediaWiki\" and may not contain \"#\"";
 667 }
 668 if( $conf->DBuser == "" ) {
 669         $errs["DBuser"] = "Must not be blank";
 670 }
 671 if( ($conf->DBtype == 'mysql') && (strlen($conf->DBuser) > 16) ) {
 672         $errs["DBuser"] = "Username too long";
 673 }
 674 if( $conf->DBpassword == "" && $conf->DBtype != "postgres" ) {
 675         $errs["DBpassword"] = "Must not be blank";
 676 }
 677 if( $conf->DBpassword != $conf->DBpassword2 ) {
 678         $errs["DBpassword2"] = "Passwords don't match!";
 679 }
 680 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 681         $errs["DBprefix"] = "Invalid table prefix";
 682 } else {
 683         untaint( $conf->DBprefix, TC_MYSQL );
 684 }
 685 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix_ora ) ) {
 686         $errs["DBprefix_ora"] = "Invalid table prefix";
 687 }
 688
 689 error_reporting( E_ALL | E_STRICT );
 690
 691 /**
 692  * Initialise $wgLang and $wgContLang to something so we can
 693  * call case-folding methods. Per Brion, this is English for
 694  * now, although we could be clever and initialise to the
 695  * user-selected language.
 696  */
 697 $wgContLang = Language::factory( 'en' );
 698 $wgLang = $wgContLang;
 699
 700 /**
 701  * We're messing about with users, so we need a stub
 702  * authentication plugin...
 703  */
 704 $wgAuth = new AuthPlugin();
 705
 706 /**
 707  * Validate the initial administrator account; username,
 708  * password checks, etc.
 709  */
 710 if( $conf->SysopName ) {
 711         # Check that the user can be created
 712         $u = User::newFromName( $conf->SysopName );
 713         if( is_a($u, 'User') ) { // please do not use instanceof, it breaks PHP4
 714                 # Various password checks
 715                 if( $conf->SysopPass != '' ) {
 716                         if( $conf->SysopPass == $conf->SysopPass2 ) {
 717                                 if( $u->isValidPassword( $conf->SysopPass ) !== true ) {
 718                                         $errs['SysopPass'] = "Bad password";
 719                                 }
 720                         } else {
 721                                 $errs['SysopPass2'] = "Passwords don't match";
 722                         }
 723                 } else {
 724                         $errs['SysopPass'] = "Cannot be blank";
 725                 }
 726                 unset( $u );
 727         } else {
 728                 $errs['SysopName'] = "Bad username";
 729         }
 730 }
 731
 732 $conf->License = importRequest( "License", "none" );
 733 if( $conf->License == "gfdl1_2" ) {
 734         $conf->RightsUrl = "http://www.gnu.org/licenses/old-licenses/fdl-1.2.txt";
 735         $conf->RightsText = "GNU Free Documentation License 1.2";
 736         $conf->RightsCode = "gfdl1_2";
 737         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 738 } elseif( $conf->License == "gfdl1_3" ) {
 739         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 740         $conf->RightsText = "GNU Free Documentation License 1.3";
 741         $conf->RightsCode = "gfdl1_3";
 742         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 743 } elseif( $conf->License == "none" ) {
 744         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 745 } elseif( $conf->License == "pd" ) {
 746         $conf->RightsUrl = "http://creativecommons.org/licenses/publicdomain/";
 747         $conf->RightsText = "Public Domain";
 748         $conf->RightsCode = "pd";
 749         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/public-domain.png';
 750 } else {
 751         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 752         $conf->RightsText = importRequest( "RightsText", "" );
 753         $conf->RightsCode = importRequest( "RightsCode", "" );
 754         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 755 }
 756
 757 $conf->Shm = importRequest( "Shm", "none" );
 758 $conf->MCServers = importRequest( "MCServers" );
 759
 760 /* Test memcached servers */
 761
 762 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 763         $conf->MCServerArray = wfArrayMap( 'trim', explode( ',', $conf->MCServers ) );
 764         foreach ( $conf->MCServerArray as $server ) {
 765                 $error = testMemcachedServer( $server );
 766                 if ( $error ) {
 767                         $errs["MCServers"] = $error;
 768                         break;
 769                 }
 770         }
 771 } else if ( $conf->Shm == 'memcached' ) {
 772         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 773 }
 774
 775 /* default values for installation */
 776 $conf->Email     = importRequest("Email", "email_enabled");
 777 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 778 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 779 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 780
 781 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 782         do { /* So we can 'continue' to end prematurely */
 783                 $conf->Root = ($conf->RootPW != "");
 784
 785                 /* Load up the settings and get installin' */
 786                 $local = writeLocalSettings( $conf );
 787                 echo "<li style=\"list-style: none\">\n";
 788                 echo "<p><b>Generating configuration file...</b></p>\n";
 789                 echo "</li>\n";
 790
 791                 $wgCommandLineMode = false;
 792                 chdir( ".." );
 793                 $ok = eval( $local );
 794                 if( $ok === false ) {
 795                         dieout( "<p>Errors in generated configuration; " .
 796                                 "most likely due to a bug in the installer... " .
 797                                 "Config file was: </p>" .
 798                                 "<pre>" .
 799                                 htmlspecialchars( $local ) .
 800                                 "</pre>" );
 801                 }
 802                 $conf->DBtypename = '';
 803                 foreach (array_keys($ourdb) as $db) {
 804                         if ($conf->DBtype === $db)
 805                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 806                 }
 807                 if ( ! strlen($conf->DBtype)) {
 808                         $errs["DBpicktype"] = "Please choose a database type";
 809                         continue;
 810                 }
 811
 812                 if (! $conf->DBtypename) {
 813                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 814                         continue;
 815                 }
 816                 print "<li>Database type: " . htmlspecialchars( $conf->DBtypename ) . "</li>\n";
 817                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 818                 $wgDBtype = $conf->DBtype;
 819                 $wgDBadminuser = "root";
 820                 $wgDBadminpassword = $conf->RootPW;
 821
 822                 ## Mysql specific:
 823                 $wgDBprefix = $conf->DBprefix;
 824
 825                 ## Postgres specific:
 826                 $wgDBport      = $conf->DBport;
 827                 $wgDBmwschema  = $conf->DBmwschema;
 828                 $wgDBts2schema = $conf->DBts2schema;
 829
 830                 if( $conf->DBprefix2 != '' ) {
 831                         // For MSSQL
 832                         $wgDBprefix = $conf->DBprefix2;
 833                 } elseif( $conf->DBprefix_ora != '' ) {
 834                         // For Oracle
 835                         $wgDBprefix = $conf->DBprefix_ora;
 836                 }
 837
 838                 ## DB2 specific:
 839                 $wgDBcataloged = $conf->DBcataloged;
 840
 841                 $wgCommandLineMode = true;
 842                 if (! defined ( 'STDERR' ) )
 843                         define( 'STDERR', fopen("php://stderr", "wb"));
 844                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 845                 require_once( "$IP/includes/Setup.php" );
 846                 Language::getLocalisationCache()->disableBackend();
 847
 848                 chdir( "config" );
 849
 850                 $wgTitle = Title::newFromText( "Installation script" );
 851                 error_reporting( E_ALL | E_STRICT );
 852                 print "<li>Loading class: " . htmlspecialchars( $dbclass ) . "</li>\n";
 853                 if ( $conf->DBtype != 'sqlite' ) {
 854                         $dbc = new $dbclass;
 855                 }
 856
 857                 if( $conf->DBtype == 'mysql' ) {
 858                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 859                         if( $mysqlOldClient ) {
 860                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 861                                         using a MySQL 4.1 server and have problems connecting to the database,
 862                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 863                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 864                         }
 865                         $ok = true; # Let's be optimistic
 866
 867                         # Decide if we're going to use the superuser or the regular database user
 868                         $conf->Root = $useRoot;
 869                         if( $conf->Root ) {
 870                                 $db_user = $conf->RootUser;
 871                                 $db_pass = $conf->RootPW;
 872                         } else {
 873                                 $db_user = $wgDBuser;
 874                                 $db_pass = $wgDBpassword;
 875                         }
 876
 877                         # Attempt to connect
 878                         echo( "<li>Attempting to connect to database server as " . htmlspecialchars( $db_user ) . "..." );
 879                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 880
 881                         # Check the connection and respond to errors
 882                         if( $wgDatabase->isOpen() ) {
 883                                 # Seems OK
 884                                 $ok = true;
 885                                 $wgDBadminuser = $db_user;
 886                                 $wgDBadminpassword = $db_pass;
 887                                 echo( "success.</li>\n" );
 888                                 $wgDatabase->ignoreErrors( true );
 889                                 $myver = $wgDatabase->getServerVersion();
 890                         } else {
 891                                 # There were errors, report them and back out
 892                                 $ok = false;
 893                                 $errno = mysql_errno();
 894                                 $errtx = htmlspecialchars( mysql_error() );
 895                                 switch( $errno ) {
 896                                         case 1045:
 897                                         case 2000:
 898                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 899                                                 if( $conf->Root ) {
 900                                                         # The superuser details are wrong
 901                                                         $errs["RootUser"] = "Check username";
 902                                                         $errs["RootPW"] = "and password";
 903                                                 } else {
 904                                                         # The regular user details are wrong
 905                                                         $errs["DBuser"] = "Check username";
 906                                                         $errs["DBpassword"] = "and password";
 907                                                 }
 908                                                 break;
 909                                         case 2002:
 910                                         case 2003:
 911                                         default:
 912                                                 # General connection problem
 913                                                 echo( htmlspecialchars( "failed with error [$errno] $errtx." ) . "</li>\n" );
 914                                                 $errs["DBserver"] = "Connection failed";
 915                                                 break;
 916                                 } # switch
 917                         } #conn. att.
 918
 919                         if( !$ok ) { continue; }
 920                 }
 921                 else if( $conf->DBtype == 'ibm_db2' ) {
 922                         if( $useRoot ) {
 923                                 $db_user = $conf->RootUser;
 924                                 $db_pass = $conf->RootPW;
 925                         } else {
 926                                 $db_user = $wgDBuser;
 927                                 $db_pass = $wgDBpassword;
 928                         }
 929
 930                         echo( "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) .
 931                                 "\" as \"" . htmlspecialchars( $db_user ) . "\"..." );
 932                         $wgDatabase = $dbc->newFromParams($wgDBserver, $db_user, $db_pass, $wgDBname, 1);
 933                         // enable extra debug messages
 934                         $dbc->setMode(DatabaseIbm_db2::INSTALL_MODE);
 935                         $wgDatabase->setMode(DatabaseIbm_db2::INSTALL_MODE);
 936
 937                         if (!$wgDatabase->isOpen()) {
 938                                 print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
 939                         } else {
 940                                 $myver = $wgDatabase->getServerVersion();
 941                         }
 942                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 943
 944                 } elseif ( $conf->DBtype == 'sqlite' ) {
 945                         if ("$wgSQLiteDataDir" == '') {
 946                                 $wgSQLiteDataDir = dirname($_SERVER['DOCUMENT_ROOT']).'/data';
 947                         }
 948                         echo "<li>Attempting to connect to SQLite database at \"" .
 949                                 htmlspecialchars( $wgSQLiteDataDir ) .  "\"";
 950                         if ( !is_dir( $wgSQLiteDataDir ) ) {
 951                                 if ( is_writable( dirname( $wgSQLiteDataDir ) ) ) {
 952                                         $ok = wfMkdirParents( $wgSQLiteDataDir, $wgSQLiteDataDirMode );
 953                                 } else {
 954                                         $ok = false;
 955                                 }
 956                                 if ( !$ok ) {
 957                                         echo ": cannot create data directory</li>";
 958                                         $errs['SQLiteDataDir'] = 'Enter a valid data directory';
 959                                         continue;
 960                                 }
 961                         }
 962                         if ( !is_writable( $wgSQLiteDataDir ) ) {
 963                                 echo ": data directory not writable</li>";
 964                                 $errs['SQLiteDataDir'] = 'Enter a writable data directory';
 965                                 continue;
 966                         }
 967                         $dataFile = "$wgSQLiteDataDir/$wgDBname.sqlite";
 968                         if ( file_exists( $dataFile ) && !is_writable( $dataFile ) ) {
 969                                 echo ": data file not writable</li>";
 970                                 $errs['SQLiteDataDir'] = "$wgDBname.sqlite is not writable";
 971                                 continue;
 972                         }
 973                         $wgDatabase = new DatabaseSqlite( false, false, false, $wgDBname, 1 );
 974                         if (!$wgDatabase->isOpen()) {
 975                                 print ": error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
 976                                 $errs['SQLiteDataDir'] = 'Could not connect to database';
 977                                 continue;
 978                         } else {
 979                                 $myver = $wgDatabase->getServerVersion();
 980                         }
 981                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 982                         echo "ok</li>\n";
 983                 } elseif ( $conf->DBtype == 'oracle' ) {
 984                         echo "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) ."\"</li>";
 985                         $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBuser, $wgDBpassword, $wgDBname, 1);
 986                         if (!$wgDatabase->isOpen()) {
 987                                 $ok = true;
 988                                 echo "<li>Connect failed.</li>";
 989                                 if ($useRoot) {
 990                                         if (ini_get('oci8.privileged_connect') === false) {
 991                                                 echo "<li>Privileged connect disabled, please set oci8.privileged_connect or run maintenance/ora/user.sql script manually prior to continuing.</li>";
 992                                                 $ok = false;
 993                                         } else {
 994                                                 $wgDBadminuser = $conf->RootUser;
 995                                                 $wgDBadminpassword = $conf->RootPW;
 996                                                 echo "<li>Attempting to create DB user.</li>";
 997                                                 $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBadminuser, $wgDBadminpassword, $wgDBname, 1, 64);
 998                                                 if ($wgDatabase->isOpen()) {
 999                                                         $wgDBOracleDefTS = $conf->DBdefTS_ora;
1000                                                         $wgDBOracleTempTS = $conf->DBtempTS_ora;
1001                                                         $wgDatabase->sourceFile( "../maintenance/ora/user.sql"  );
1002                                                 } else {
1003                                                         echo "<li>Invalid database superuser, please supply a valid superuser account.</li>";
1004                                                         echo "<li>ERR: ".print_r(oci_error(), true)."</li>";
1005                                                         $ok = false;
1006                                                 }
1007                                         }
1008                                 } else {
1009                                         echo "<li>Database superuser missing, please supply a valid superuser account.</li>";
1010                                         $ok = false;
1011                                 }
1012                                 if (!$ok) {
1013                                         $errs["RootUser"] = "Check username";
1014                                         $errs["RootPW"] = "and password";
1015                                 } else {
1016                                         echo "<li>Attempting to connect to database with new user \"" . htmlspecialchars( $wgDBname ) ."\"</li>";
1017                                         $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBuser, $wgDBpassword, $wgDBname, 1);
1018                                 }
1019                         }
1020                         if ($ok) {
1021                                 $myver = $wgDatabase->getServerVersion();
1022                         }
1023                 } else { # not mysql
1024                         error_reporting( E_ALL | E_STRICT );
1025                         $wgSuperUser = '';
1026                         ## Possible connect as a superuser
1027                         // Changed !mysql to postgres check since it seems to only apply to postgres
1028                         if( $useRoot && $conf->DBtype == 'postgres' ) {
1029                                 $wgDBsuperuser = $conf->RootUser;
1030                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"" .
1031                                         htmlspecialchars( $wgDBsuperuser ) . "\"..." );
1032                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
1033                                 if (!$wgDatabase->isOpen()) {
1034                                         print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1035                                         $errs["DBserver"] = "Could not connect to database as superuser";
1036                                         $errs["RootUser"] = "Check username";
1037                                         $errs["RootPW"] = "and password";
1038                                         continue;
1039                                 }
1040                                 $wgDatabase->initial_setup($conf->RootPW, 'postgres');
1041                         }
1042                         echo( "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) .
1043                                 "\" as \"" . htmlspecialchars( $wgDBuser ) . "\"..." );
1044                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
1045                         if (!$wgDatabase->isOpen()) {
1046                                 print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1047                                 $errs["DBserver"] = "Could not connect to database as user";
1048                                 $errs["DBuser"] = "Check username";
1049                                 $errs["DBpassword"] = "and password";
1050                                 continue;
1051                         } else {
1052                                 $myver = $wgDatabase->getServerVersion();
1053                         }
1054                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
1055                 }
1056
1057                 if ( !$wgDatabase->isOpen() ) {
1058                         $errs["DBserver"] = "Couldn't connect to database";
1059                         continue;
1060                 }
1061
1062                 print "<li>Connected to " . htmlspecialchars( "{$conf->DBtype} $myver" );
1063                 if ($conf->DBtype == 'mysql') {
1064                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
1065                                 print "</li>\n";
1066                                 dieout( "-- mysql 4.0.14 or later required. Aborting." );
1067                         }
1068                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
1069                         if( $mysqlNewAuth && $mysqlOldClient ) {
1070                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
1071                                         to old client libraries; if you have trouble with authentication, see
1072                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
1073                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
1074                         }
1075                         if( $wgDBmysql5 ) {
1076                                 if( $mysqlNewAuth ) {
1077                                         print "; enabling MySQL 4.1/5.0 charset mode";
1078                                 } else {
1079                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
1080                                                 but older version detected; will likely fail.</b>";
1081                                 }
1082                         }
1083                         print "</li>\n";
1084
1085                         @$sel = $wgDatabase->selectDB( $wgDBname );
1086                         if( $sel ) {
1087                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
1088                         } else {
1089                                 $err = mysql_errno();
1090                                 $databaseSafe = htmlspecialchars( $wgDBname );
1091                                 if( $err == 1102 /* Invalid database name */ ) {
1092                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
1093                                         continue;
1094                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
1095                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
1096                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
1097                                         continue;
1098                                 }
1099                                 print "<li>Attempting to create database...</li>";
1100                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
1101                                 if( !$res ) {
1102                                         print "<li>Couldn't create database <tt>" .
1103                                                 htmlspecialchars( $wgDBname ) .
1104                                                 "</tt>; try with root access or check your username/pass.</li>\n";
1105                                         $errs["RootPW"] = "<- Enter";
1106                                         continue;
1107                                 }
1108                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
1109                         }
1110                         $wgDatabase->selectDB( $wgDBname );
1111                 }
1112                 else if ($conf->DBtype == 'postgres') {
1113                         if( version_compare( $myver, "8.0" ) < 0 ) {
1114                                 dieout( "<b>Postgres 8.0 or later is required</b>. Aborting." );
1115                         }
1116                 }
1117
1118                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
1119                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
1120
1121                         if ( $conf->DBtype == 'mysql') {
1122                                 # Determine existing default character set
1123                                 if ( $wgDatabase->tableExists( "revision" ) ) {
1124                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
1125                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
1126                                         $row = $wgDatabase->fetchObject( $res );
1127                                         if ( !$row ) {
1128                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
1129                                                 $existingSchema = false;
1130                                                 $existingEngine = false;
1131                                         } else {
1132                                                 if ( preg_match( '/^latin1/', $row->Collation ) ) {
1133                                                         $existingSchema = 'mysql4';
1134                                                 } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
1135                                                         $existingSchema = 'mysql5';
1136                                                 } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
1137                                                         $existingSchema = 'mysql5-binary';
1138                                                 } else {
1139                                                         $existingSchema = false;
1140                                                         echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
1141                                                 }
1142                                                 if ( isset( $row->Engine ) ) {
1143                                                         $existingEngine = $row->Engine;
1144                                                 } else {
1145                                                         $existingEngine = $row->Type;
1146                                                 }
1147                                         }
1148                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
1149                                                 $encExisting = htmlspecialchars( $existingSchema );
1150                                                 $encRequested = htmlspecialchars( $conf->DBschema );
1151                                                 print "<li><strong>Warning:</strong> you requested the $encRequested schema, " .
1152                                                         "but the existing database has the $encExisting schema. This upgrade script ".
1153                                                         "can't convert it, so it will remain $encExisting.</li>\n";
1154                                                 $conf->setSchema( $existingSchema, $conf->DBengine );
1155                                         }
1156                                         if ( $existingEngine && $existingEngine != $conf->DBengine ) {
1157                                                 $encExisting = htmlspecialchars( $existingEngine );
1158                                                 $encRequested = htmlspecialchars( $conf->DBengine );
1159                                                 print "<li><strong>Warning:</strong> you requested the $encRequested storage " .
1160                                                         "engine, but the existing database uses the $encExisting engine. This upgrade " .
1161                                                         "script can't convert it, so it will remain $encExisting.</li>\n";
1162                                                 $conf->setSchema( $conf->DBschema, $existingEngine );
1163                                         }
1164                                 }
1165
1166                                 # Create user if required
1167                                 if ( $conf->Root ) {
1168                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1169                                         if ( $conn->isOpen() ) {
1170                                                 print "<li>DB user account ok</li>\n";
1171                                                 $conn->close();
1172                                         } else {
1173                                                 print "<li>Granting user permissions...";
1174                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
1175                                                         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>";
1176                                                 }
1177                                                 print "</li>\n";
1178                                                 $wgDatabase->sourceFile( "../maintenance/users.sql" );
1179                                         }
1180                                 }
1181                         }
1182                         print "</ul><pre>\n";
1183                         chdir( ".." );
1184                         flush();
1185                         do_all_updates();
1186                         chdir( "config" );
1187                         print "</pre>\n";
1188                         print "<ul><li>Finished update checks.</li>\n";
1189                 // if tables don't yet exist
1190                 } else {
1191                         # Determine available storage engines if possible
1192                         if ( $conf->DBtype == 'mysql' && version_compare( $myver, "4.1.2", "ge" ) ) {
1193                                 $res = $wgDatabase->query( 'SHOW ENGINES' );
1194                                 $found = false;
1195                                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
1196                                         if ( $row->Engine == $conf->DBengine && ( $row->Support == 'YES' || $row->Support == 'DEFAULT' ) ) {
1197                                                 $found = true;
1198                                                 break;
1199                                         }
1200                                 }
1201                                 $wgDatabase->freeResult( $res );
1202                                 if ( !$found && $conf->DBengine != 'MyISAM' ) {
1203                                         echo "<li><strong>Warning:</strong> " . htmlspecialchars( $conf->DBengine ) .
1204                                                 " storage engine not available, " .
1205                                                 "using MyISAM instead</li>\n";
1206                                         $conf->setSchema( $conf->DBschema, 'MyISAM' );
1207                                 }
1208                         }
1209
1210                         # FIXME: Check for errors
1211                         print "<li>Creating tables...";
1212                         if ($conf->DBtype == 'mysql') {
1213                                 $wgDatabase->sourceFile( "../maintenance/tables.sql" );
1214                                 $wgDatabase->sourceFile( "../maintenance/interwiki.sql" );
1215                         } elseif (is_callable(array($wgDatabase, 'setup_database'))) {
1216                                 $wgDatabase->setup_database();
1217                         }
1218                         else {
1219                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
1220                                 continue;
1221                         }
1222
1223                         print " done.</li>\n";
1224
1225
1226                         if ($conf->DBtype == 'ibm_db2') {
1227                                 // Now that table creation is done, make sure everything is committed
1228                                 // Do this before doing inserts through API
1229                                 if ($wgDatabase->lastError()) {
1230                                         print "<li>Errors encountered during table creation -- rolled back</li>\n";
1231                                         $wgDatabase->rollback();
1232                                 }
1233                                 else {
1234                                         print "<li>MediaWiki tables successfully created</li>\n";
1235                                         $wgDatabase->commit();
1236                                 }
1237                         }
1238
1239                         print "<li>Initializing statistics...</li>\n";
1240                         $wgDatabase->insert( 'site_stats',
1241                                 array ( 'ss_row_id'        => 1,
1242                                                 'ss_total_views'   => 0,
1243                                                 'ss_total_edits'   => 1, # Main page first edit
1244                                                 'ss_good_articles' => 0, # Main page is not a good article - no internal link
1245                                                 'ss_total_pages'   => 1, # Main page
1246                                                 'ss_users'         => $conf->SysopName ? 1 : 0, # Sysop account, if created
1247                                                 'ss_admins'        => $conf->SysopName ? 1 : 0, # Sysop account, if created
1248                                                 'ss_images'        => 0 ) );
1249
1250                         # Set up the "regular user" account *if we can, and if we need to*
1251                         if( $conf->Root and $conf->DBtype == 'mysql') {
1252                                 # See if we need to
1253                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1254                                 if( $wgDatabase2->isOpen() ) {
1255                                         # Nope, just close the test connection and continue
1256                                         $wgDatabase2->close();
1257                                         echo( "<li>User " . htmlspecialchars( $wgDBuser ) . " exists. Skipping grants.</li>\n" );
1258                                 } else {
1259                                         # Yes, so run the grants
1260                                         echo( "<li>" . htmlspecialchars( "Granting user permissions to $wgDBuser on $wgDBname..." ) );
1261                                         $wgDatabase->sourceFile( "../maintenance/users.sql" );
1262                                         echo( "success.</li>\n" );
1263                                 }
1264                         }
1265
1266                         if( $conf->SysopName ) {
1267                                 $u = User::newFromName( $conf->getSysopName() );
1268                                 if ( !$u ) {
1269                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
1270                                 }
1271                                 else if ( 0 == $u->idForName() ) {
1272                                         $u->addToDatabase();
1273                                         $u->setPassword( $conf->getSysopPass() );
1274                                         $u->saveSettings();
1275
1276                                         $u->addGroup( "sysop" );
1277                                         $u->addGroup( "bureaucrat" );
1278
1279                                         print "<li>Created sysop account <tt>" .
1280                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
1281                                 } else {
1282                                         print "<li>Could not create user - already exists!</li>\n";
1283                                 }
1284                         } else {
1285                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
1286                         }
1287
1288                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
1289                         $article = new Article( $titleobj );
1290                         $newid = $article->insertOn( $wgDatabase );
1291                         $revision = new Revision( array(
1292                                 'page'      => $newid,
1293                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
1294                                 'comment'   => '',
1295                                 'user'      => 0,
1296                                 'user_text' => 'MediaWiki default',
1297                                 ) );
1298                         $revid = $revision->insertOn( $wgDatabase );
1299                         $article->updateRevisionOn( $wgDatabase, $revision );
1300                 }
1301
1302                 /* Write out the config file now that all is well */
1303                 print "<li style=\"list-style: none\">\n";
1304                 print "<p>Creating LocalSettings.php...</p>\n\n";
1305                 $localSettings = "<" . "?php$endl$local";
1306                 // Fix up a common line-ending problem (due to CVS on Windows)
1307                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
1308                 $f = fopen( "LocalSettings.php", 'xt' );
1309
1310                 if( $f == false ) {
1311                         print( "</li>\n" );
1312                         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" .
1313                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
1314                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
1315                 }
1316                 if(fwrite( $f, $localSettings ) ) {
1317                         fclose( $f );
1318                         print "<hr/>\n";
1319                         writeSuccessMessage();
1320                         print "</li>\n";
1321                 } else {
1322                         fclose( $f );
1323                         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" );
1324                 }
1325
1326         } while( false );
1327 }
1328
1329 print "</ul>\n";
1330 $mainListOpened = false;
1331
1332 if( count( $errs ) ) {
1333         /* Display options form */
1334
1335         if( $conf->posted ) {
1336                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1337         }
1338 ?>
1339
1340 <form action="<?php echo defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php'; ?>" name="config" method="post">
1341
1342 <h2>Site config</h2>
1343
1344 <div class="config-section">
1345         <div class="config-input">
1346                 <?php aField( $conf, "Sitename", "Wiki name:" ); ?>
1347         </div>
1348         <p class="config-desc">
1349                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1350                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1351         </p>
1352         <div class="config-input"><?php aField( $conf, "EmergencyContact", "Contact e-mail:" ); ?></div>
1353         <p class="config-desc">
1354                 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.
1355         </p>
1356
1357         <div class="config-input">
1358                 <label class='column' for="LanguageCode">Language:</label>
1359                 <select id="LanguageCode" name="LanguageCode"><?php
1360                         $list = getLanguageList();
1361                         foreach( $list as $code => $name ) {
1362                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1363                                 $encCode = htmlspecialchars( $code );
1364                                 $encName = htmlspecialchars( $name );
1365                                 echo "\n\t\t<option value=\"$encCode\" $sel>$encName</option>";
1366                         }
1367                         echo "\n";
1368                 ?>
1369                 </select>
1370         </div>
1371         <p class="config-desc">
1372                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1373         </p>
1374
1375         <div class="config-input">
1376                 <label class='column'>Copyright/license:</label>
1377
1378                 <ul class="plain">
1379                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1380                 <li><?php aField( $conf, "License", "Public Domain", "radio", "pd" ); ?></li>
1381                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2", "radio", "gfdl1_2" ); ?></li>
1382                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.3", "radio", "gfdl1_3" ); ?></li>
1383                 <li><?php
1384                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1385                         $partner = "MediaWiki";
1386    $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1387                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/$script?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1388                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1389                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1390                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1391                         if( $conf->License == "cc" ) { ?>
1392                         <ul>
1393                         <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1394                         <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1395                         <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1396                         <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1397                         </ul>
1398                         <?php } ?>
1399                         </li>
1400                 </ul>
1401         </div>
1402         <p class="config-desc">
1403                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1404         </p>
1405
1406
1407         <div class="config-input">
1408                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1409         </div>
1410         <div class="config-input">
1411                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1412         </div>
1413         <div class="config-input">
1414                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1415         </div>
1416         <p class="config-desc">
1417                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1418                 A new account will be added only when creating a new wiki database.
1419                 <br /><br />
1420                 The password cannot be the same as the username.
1421         </p>
1422
1423         <div class="config-input">
1424                 <label class='column'>Object caching:</label>
1425
1426                 <ul class="plain">
1427                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1428                 <?php
1429                         if ( $conf->turck ) {
1430                                 echo "<li>";
1431                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1432                                 echo "</li>\n";
1433                         }
1434                         if( $conf->xcache ) {
1435                                 echo "<li>";
1436                                 aField( $conf, 'Shm', 'XCache', 'radio', 'xcache' );
1437                                 echo "</li>\n";
1438                         }
1439                         if ( $conf->apc ) {
1440                                 echo "<li>";
1441                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1442                                 echo "</li>\n";
1443                         }
1444                         if ( $conf->eaccel ) {
1445                                 echo "<li>";
1446                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1447                                 echo "</li>\n";
1448                         }
1449                         if ( $conf->dba ) {
1450                                 echo "<li>";
1451                                 aField( $conf, "Shm", "DBA (not recommended)", "radio", "dba" );
1452                                 echo "</li>";
1453                         }
1454                 ?>
1455                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1456                 </ul>
1457                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1458         </div>
1459         <p class="config-desc">
1460                 An object caching system such as memcached will provide a significant performance boost,
1461                 but needs to be installed. Provide the server addresses and ports in a comma-separated list.
1462                 <br /><br />
1463                 MediaWiki can also detect and support eAccelerator, Turck MMCache, APC, and XCache, but
1464                 these should not be used if the wiki will be running on multiple application servers.
1465                 <br/><br/>
1466                 DBA (Berkeley-style DB) is generally slower than using no cache at all, and is only
1467                 recommended for testing.
1468         </p>
1469 </div>
1470
1471 <h2>E-mail, e-mail notification and authentication setup</h2>
1472
1473 <div class="config-section">
1474         <div class="config-input">
1475                 <label class='column'>E-mail features (global):</label>
1476                 <ul class="plain">
1477                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1478                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1479                 </ul>
1480         </div>
1481         <p class="config-desc">
1482                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1483                 if sending mail doesn't work on your server.
1484         </p>
1485
1486         <div class="config-input">
1487                 <label class='column'>User-to-user e-mail:</label>
1488                 <ul class="plain">
1489                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1490                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1491                 </ul>
1492         </div>
1493         <p class="config-desc">
1494                 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.
1495         </p>
1496         <div class="config-input">
1497                 <label class='column'>E-mail notification about changes:</label>
1498                 <ul class="plain">
1499                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1500                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1501                 <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>
1502                 </ul>
1503         </div>
1504         <div class="config-desc">
1505                 <p>
1506                 For this feature to work, an e-mail address must be present for the user account, and the notification
1507                 options in the user's preferences must be enabled. Also note the
1508                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1509
1510                 <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>
1511         </div>
1512
1513         <div class="config-input">
1514                 <label class='column'>E-mail address authentication:</label>
1515                 <ul class="plain">
1516                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1517                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1518                 </ul>
1519         </div>
1520         <div class="config-desc">
1521                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1522                 change notification mails. Setting this option is <b>recommended</b> for public wikis because of potential abuse of the e-mail features above.</p>
1523         </div>
1524
1525 </div>
1526
1527 <h2>Database config</h2>
1528
1529 <div class="config-section">
1530 <div class="config-input">
1531         <label class='column'>Database type:</label>
1532 <?php
1533         if (isset($errs['DBpicktype'])) {
1534                 print "\t<span class='error'>" . htmlspecialchars( $errs['DBpicktype'] ) . "</span>\n";
1535         }
1536 ?>
1537         <ul class='plain'><?php
1538                 database_picker($conf);
1539         ?></ul>
1540         </div>
1541
1542         <div class="config-input" style="clear:left">
1543         <?php aField( $conf, "DBserver", "Database host:" ); ?>
1544         </div>
1545         <p class="config-desc">
1546                 If your database server isn't on your web server, enter the name or IP address here.
1547         </p>
1548
1549         <div class="config-input"><?php aField( $conf, "DBname", "Database name:" ); ?></div>
1550         <div class="config-input"><?php aField( $conf, "DBuser", "DB username:" ); ?></div>
1551         <div class="config-input"><?php aField( $conf, "DBpassword", "DB password:", "password" ); ?></div>
1552         <div class="config-input"><?php aField( $conf, "DBpassword2", "DB password confirm:", "password" ); ?></div>
1553         <p class="config-desc">
1554                 If you only have a single user account and database available,
1555                 enter those here. If you have database root access (see below)
1556                 you can specify new accounts/databases to be created. This account
1557                 will not be created if it pre-exists. If this is the case, ensure that it
1558                 has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1559         </p>
1560
1561         <div class="config-input">
1562                 <label class="column">Superuser account:</label>
1563                 <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?> />
1564                 &nbsp;<label for="useroot">Use superuser account</label>
1565                 <input type="checkbox" name="populateadmin" id="populateadmin" <?php if( $conf->populateadmin ) { ?>checked="checked" <?php } ?> />
1566                 &nbsp;<label for="populateadmin">Set as admin user for maintenance</label>
1567         </div>
1568         <div class="config-input"><?php aField( $conf, "RootUser", "Superuser name:", "text" ); ?></div>
1569         <div class="config-input"><?php aField( $conf, "RootPW", "Superuser password:", "password" ); ?></div>
1570
1571         <p class="config-desc">
1572                 If the database user specified above does not exist, or does not have access to create
1573                 the database (if needed) or tables within it, please check the box and provide details
1574                 of a superuser account, such as <strong>root</strong>, which does.
1575         </p>
1576
1577         <?php database_switcher('mysql'); ?>
1578         <div class="config-input"><?php aField( $conf, "DBprefix", "Database table prefix:" ); ?></div>
1579         <div class="config-desc">
1580                 <p>If you need to share one database between multiple wikis, or
1581                 between MediaWiki and another web application, you may choose to
1582                 add a prefix to all the table names to avoid conflicts.</p>
1583
1584                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1585         </div>
1586
1587         <div class="config-input"><label class="column">Storage Engine</label>
1588                 <div>Select one:</div>
1589                 <ul class="plain">
1590                 <li><?php aField( $conf, "DBengine", "InnoDB", "radio", "InnoDB" ); ?></li>
1591                 <li><?php aField( $conf, "DBengine", "MyISAM", "radio", "MyISAM" ); ?></li>
1592                 </ul>
1593         </div>
1594         <p class="config-desc">
1595                 InnoDB is best for public web installations, since it has good concurrency
1596                 support. MyISAM may be faster in single-user installations. MyISAM databases
1597                 tend to get corrupted more often than InnoDB databases.
1598         </p>
1599         <div class="config-input"><label class="column">Database character set</label>
1600                 <div>Select one:</div>
1601                 <ul class="plain">
1602                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1603                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1604                 <li><?php aField( $conf, "DBschema", "MySQL 4.0 backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1605                 </ul>
1606         </div>
1607         <p class="config-desc">
1608                 This option is ignored on upgrade, the same character set will be kept.
1609                 <br/><br/>
1610                 <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!.
1611                 <br/><br/>
1612                 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>.
1613         </p>
1614         </fieldset>
1615
1616         <?php database_switcher('postgres'); ?>
1617         <div class="config-input"><?php aField( $conf, "DBport", "Database port:" ); ?></div>
1618         <div class="config-input"><?php aField( $conf, "DBmwschema", "Schema for mediawiki:" ); ?></div>
1619         <div class="config-input"><?php aField( $conf, "DBts2schema", "Schema for tsearch2:" ); ?></div>
1620         <div class="config-desc">
1621                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1622                 so it is recommended that you create a new user. The above schemas are generally correct:
1623         only change them if you are sure you need to.</p>
1624         </div>
1625         </fieldset>
1626
1627         <?php database_switcher('sqlite'); ?>
1628         <div class="config-desc">
1629                 <b>NOTE:</b> SQLite only uses the <i>Database name</i> setting above, the user, password and root settings are ignored.
1630         </div>
1631         <div class="config-input"><?php
1632                 aField( $conf, "SQLiteDataDir", "SQLite data directory:" );
1633         ?></div>
1634         <div class="config-desc">
1635                 <p>SQLite stores table data into files in the filesystem.
1636                 If you do not provide an explicit path, a "data" directory in
1637                 the parent of your document root will be used.</p>
1638
1639                 <p>This directory must exist and be writable by the web server.</p>
1640         </div>
1641         </fieldset>
1642
1643         <?php database_switcher('mssql'); ?>
1644         <div class="config-input"><?php
1645                 aField( $conf, "DBprefix2", "Database table prefix:" );
1646         ?></div>
1647         <div class="config-desc">
1648                 <p>If you need to share one database between multiple wikis, or
1649                 between MediaWiki and another web application, you may choose to
1650                 add a prefix to all the table names to avoid conflicts.</p>
1651
1652                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1653         </div>
1654         </fieldset>
1655
1656         <?php database_switcher('ibm_db2'); ?>
1657         <div class="config-input"><?php
1658                 aField( $conf, "DBport_db2", "Database port:" );
1659         ?></div>
1660         <div class="config-input"><?php
1661                 aField( $conf, "DBmwschema", "Schema for mediawiki:" );
1662         ?></div>
1663         <div>Select one:</div>
1664                 <ul class="plain">
1665                 <li><?php aField( $conf, "DBcataloged", "Cataloged (DB2 installed locally)", "radio", "cataloged" ); ?></li>
1666                 <li><?php aField( $conf, "DBcataloged", "Uncataloged (remote DB2 through ODBC)", "radio", "uncataloged" ); ?></li>
1667                 </ul>
1668         <div class="config-desc">
1669                 <p>If you need to share one database between multiple wikis, or
1670                 between MediaWiki and another web application, you may specify
1671                 a different schema to avoid conflicts.</p>
1672         </div>
1673         </fieldset>
1674
1675         <?php database_switcher('oracle'); ?>
1676         <div class="config-input"><?php aField( $conf, "DBprefix_ora", "Database table prefix:" ); ?></div>
1677         <div class="config-desc">
1678                 <p>If you need to share one database between multiple wikis, or
1679                 between MediaWiki and another web application, you may choose to
1680                 add a prefix to all the table names to avoid conflicts.</p>
1681
1682                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1683         </div>
1684         <div class="config-input"><?php aField( $conf, "DBdefTS_ora", "Default tablespace:" ); ?></div>
1685         <div class="config-input"><?php aField( $conf, "DBtempTS_ora", "Temporary tablespace:" ); ?></div>
1686         </fieldset>
1687
1688         <div class="config-input" style="padding:2em 0 3em">
1689                 <label class='column'>&nbsp;</label>
1690                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1691         </div>
1692 </div>
1693 </form>
1694 <script type="text/javascript">
1695 window.onload = toggleDBarea( <?php echo Xml::encodeJsVar( $conf->DBtype ); ?>,
1696 <?php
1697         ## If they passed in a root user name, don't populate it on page load
1698         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1699 ?>);
1700 </script>
1701 <?php
1702 }
1703
1704 /* -------------------------------------------------------------------------------------- */
1705 function writeSuccessMessage() {
1706  $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1707         if ( wfIniGetBool( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1708                 echo <<<EOT
1709 <div class="success-box">
1710 <p>Installation successful!</p>
1711 <p>To complete the installation, please do the following:
1712 <ol>
1713         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1714         <li>Upload it to the parent directory</li>
1715         <li>Delete config/LocalSettings.php</li>
1716         <li>Start using <a href='../$script'>your wiki</a>!
1717 </ol>
1718 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1719 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1720 which means that anyone on the same server can read your database password! Downloading
1721 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1722 </div>
1723 EOT;
1724         } else {
1725                 echo <<<EOT
1726 <div class="success-box">
1727 <p>
1728 <span class="success-message">Installation successful!</span>
1729 Move the <tt>config/LocalSettings.php</tt> file to the parent directory, then follow
1730 <a href="../$script"> this link</a> to your wiki.</p>
1731 <p>You should change file permissions for <tt>LocalSettings.php</tt> as required to
1732 prevent other users on the server reading passwords and altering configuration data.</p>
1733 </div>
1734 EOT;
1735         }
1736 }
1737
1738
1739 function escapePhpString( $string ) {
1740         if ( is_array( $string ) || is_object( $string ) ) {
1741                 return false;
1742         }
1743         return strtr( $string,
1744                 array(
1745                         "\n" => "\\n",
1746                         "\r" => "\\r",
1747                         "\t" => "\\t",
1748                         "\\" => "\\\\",
1749                         "\$" => "\\\$",
1750                         "\"" => "\\\""
1751                 ));
1752 }
1753
1754 function writeLocalSettings( $conf ) {
1755         $conf->PasswordSender = $conf->EmergencyContact;
1756         $magic = ($conf->ImageMagick ? "" : "# ");
1757         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1758         $rights = ($conf->RightsUrl) ? "" : "# ";
1759         $hashedUploads = $conf->safeMode ? '' : '# ';
1760
1761         if ( $conf->ShellLocale ) {
1762                 $locale = '';
1763         } else {
1764                 $locale = '# ';
1765                 $conf->ShellLocale = 'en_US.UTF-8';
1766         }
1767
1768         switch ( $conf->Shm ) {
1769                 case 'memcached':
1770                         $cacheType = 'CACHE_MEMCACHED';
1771                         $mcservers = var_export( $conf->MCServerArray, true );
1772                         break;
1773                 case 'turck':
1774                 case 'xcache':
1775                 case 'apc':
1776                 case 'eaccel':
1777                         $cacheType = 'CACHE_ACCEL';
1778                         $mcservers = 'array()';
1779                         break;
1780                 case 'dba':
1781                         $cacheType = 'CACHE_DBA';
1782                         $mcservers = 'array()';
1783                         break;
1784                 default:
1785                         $cacheType = 'CACHE_NONE';
1786                         $mcservers = 'array()';
1787         }
1788
1789         if ( $conf->Email == 'email_enabled' ) {
1790                 $enableemail = 'true';
1791                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1792                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1793                 switch ( $conf->Enotif ) {
1794                         case 'enotif_usertalk':
1795                                 $enotifusertalk = 'true';
1796                                 $enotifwatchlist = 'false';
1797                                 break;
1798                         case 'enotif_allpages':
1799                                 $enotifusertalk = 'true';
1800                                 $enotifwatchlist = 'true';
1801                                 break;
1802                         default:
1803                                 $enotifusertalk = 'false';
1804                                 $enotifwatchlist = 'false';
1805                 }
1806         } else {
1807                 $enableuseremail = 'false';
1808                 $enableemail = 'false';
1809                 $eauthent = 'false';
1810                 $enotifusertalk = 'false';
1811                 $enotifwatchlist = 'false';
1812         }
1813
1814         $file = @fopen( "/dev/urandom", "r" );
1815         if ( $file ) {
1816                 $secretKey = bin2hex( fread( $file, 32 ) );
1817                 fclose( $file );
1818         } else {
1819                 $secretKey = "";
1820                 for ( $i=0; $i<8; $i++ ) {
1821                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1822                 }
1823                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1824         }
1825
1826         # Add slashes to strings for double quoting
1827         $slconf = wfArrayMap( "escapePhpString", get_object_vars( $conf ) );
1828         if( $conf->License == 'gfdl1_2' || $conf->License == 'pd' || $conf->License == 'gfdl1_3' ) {
1829                 # Needs literal string interpolation for the current style path
1830                 $slconf['RightsIcon'] = $conf->RightsIcon;
1831         }
1832
1833         if( $conf->populateadmin ) {
1834                 $slconf['DBadminuser'] = $conf->RootUser;
1835                 $slconf['DBadminpassword'] = $conf->RootPW;
1836         }
1837
1838         if( $conf->DBtype == 'mysql' ) {
1839                 $dbsettings =
1840 "# MySQL specific settings
1841 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1842
1843 # MySQL table options to use during installation or update
1844 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1845
1846 # Experimental charset support for MySQL 4.1/5.0.
1847 \$wgDBmysql5 = {$conf->DBmysql5};";
1848         } elseif( $conf->DBtype == 'postgres' ) {
1849                 $dbsettings =
1850 "# Postgres specific settings
1851 \$wgDBport           = \"{$slconf['DBport']}\";
1852 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1853 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";";
1854         } elseif( $conf->DBtype == 'sqlite' ) {
1855                 $dbsettings =
1856 "# SQLite-specific settings
1857 \$wgSQLiteDataDir    = \"{$slconf['SQLiteDataDir']}\";";
1858         } elseif( $conf->DBtype == 'mssql' ) {
1859                 $dbsettings =
1860 "# MSSQL specific settings
1861 \$wgDBprefix         = \"{$slconf['DBprefix2']}\";";
1862         } elseif( $conf->DBtype == 'ibm_db2' ) {
1863                 $dbsettings =
1864 "# DB2 specific settings
1865 \$wgDBport_db2       = \"{$slconf['DBport_db2']}\";
1866 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1867 \$wgDBcataloged      = \"{$slconf['DBcataloged']}\";";
1868         } elseif( $conf->DBtype == 'oracle' ) {
1869                 $dbsettings =
1870 "# Oracle specific settings
1871 \$wgDBprefix         = \"{$slconf['DBprefix']}\";";
1872         } else {
1873                 // ummm... :D
1874                 $dbsettings = '';
1875         }
1876
1877
1878         $localsettings = "
1879 # This file was automatically generated by the MediaWiki installer.
1880 # If you make manual changes, please keep track in case you need to
1881 # recreate them later.
1882 #
1883 # See includes/DefaultSettings.php for all configurable settings
1884 # and their default values, but don't forget to make changes in _this_
1885 # file, not there.
1886 #
1887 # Further documentation for configuration settings may be found at:
1888 # http://www.mediawiki.org/wiki/Manual:Configuration_settings
1889
1890 # If you customize your file layout, set \$IP to the directory that contains
1891 # the other MediaWiki files. It will be used as a base to locate files.
1892 if( defined( 'MW_INSTALL_PATH' ) ) {
1893         \$IP = MW_INSTALL_PATH;
1894 } else {
1895         \$IP = dirname( __FILE__ );
1896 }
1897
1898 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1899 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1900
1901 require_once( \"\$IP/includes/DefaultSettings.php\" );
1902
1903 if ( \$wgCommandLineMode ) {
1904         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1905                 die( \"This script must be run from the command line\\n\" );
1906         }
1907 }
1908 ## Uncomment this to disable output compression
1909 # \$wgDisableOutputCompression = true;
1910
1911 \$wgSitename         = \"{$slconf['Sitename']}\";
1912
1913 ## The URL base path to the directory containing the wiki;
1914 ## defaults for all runtime URL paths are based off of this.
1915 ## For more information on customizing the URLs please see:
1916 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1917 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1918 \$wgScriptExtension  = \"{$slconf['ScriptExtension']}\";
1919
1920 ## UPO means: this is also a user preference option
1921
1922 \$wgEnableEmail      = $enableemail;
1923 \$wgEnableUserEmail  = $enableuseremail; # UPO
1924
1925 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1926 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1927
1928 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1929 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1930 \$wgEmailAuthentication = $eauthent;
1931
1932 ## Database settings
1933 \$wgDBtype           = \"{$slconf['DBtype']}\";
1934 \$wgDBserver         = \"{$slconf['DBserver']}\";
1935 \$wgDBname           = \"{$slconf['DBname']}\";
1936 \$wgDBuser           = \"{$slconf['DBuser']}\";
1937 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1938
1939 {$dbsettings}
1940
1941 ## Database admin settings, used for maintenance scripts
1942 \$wgDBadminuser     = \"". ($conf->populateadmin ? $slconf['DBadminuser'] : '' )."\";
1943 \$wgDBadminpassword     = \"". ($conf->populateadmin ? $slconf['DBadminpassword'] : '' )."\";
1944
1945 ## Shared memory settings
1946 \$wgMainCacheType = $cacheType;
1947 \$wgMemCachedServers = $mcservers;
1948
1949 ## To enable image uploads, make sure the 'images' directory
1950 ## is writable, then set this to true:
1951 \$wgEnableUploads       = false;
1952 {$magic}\$wgUseImageMagick = true;
1953 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1954
1955 ## If you use ImageMagick (or any other shell command) on a
1956 ## Linux server, this will need to be set to the name of an
1957 ## available UTF-8 locale
1958 {$locale}\$wgShellLocale = \"{$slconf['ShellLocale']}\";
1959
1960 ## If you want to use image uploads under safe mode,
1961 ## create the directories images/archive, images/thumb and
1962 ## images/temp, and make them all writable. Then uncomment
1963 ## this, if it's not already uncommented:
1964 {$hashedUploads}\$wgHashedUploadDirectory = false;
1965
1966 ## If you have the appropriate support software installed
1967 ## you can enable inline LaTeX equations:
1968 \$wgUseTeX           = false;
1969
1970 ## Set \$wgCacheDirectory to a writable directory on the web server
1971 ## to make your wiki go slightly faster. The directory should not
1972 ## be publically accessible from the web.
1973 #\$wgCacheDirectory = \"\$IP/cache\";
1974
1975 \$wgLocalInterwiki   = strtolower( \$wgSitename );
1976
1977 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1978
1979 \$wgSecretKey = \"$secretKey\";
1980
1981 ## Default skin: you can change the default skin. Use the internal symbolic
1982 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1983 \$wgDefaultSkin = 'monobook';
1984
1985 ## For attaching licensing metadata to pages, and displaying an
1986 ## appropriate copyright notice / icon. GNU Free Documentation
1987 ## License and Creative Commons licenses are supported so far.
1988 {$rights}\$wgEnableCreativeCommonsRdf = true;
1989 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1990 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1991 \$wgRightsText = \"{$slconf['RightsText']}\";
1992 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1993 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1994
1995 \$wgDiff3 = \"{$slconf['diff3']}\";
1996
1997 \$wgPhpCliPath = \"{$slconf['phpCliPath']}\";
1998
1999 # When you make changes to this configuration file, this will make
2000 # sure that cached pages are cleared.
2001 \$wgCacheEpoch = max( \$wgCacheEpoch, gmdate( 'YmdHis', @filemtime( __FILE__ ) ) );
2002 "; ## End of setting the $localsettings string
2003
2004         // Keep things in Unix line endings internally;
2005         // the system will write out as local text type.
2006         return str_replace( "\r\n", "\n", $localsettings );
2007 }
2008
2009 function dieout( $text ) {
2010         global $mainListOpened;
2011         if( $mainListOpened ) echo( "</ul>" );
2012         if( $text != '' && substr( $text, 0, 2 ) != '<p'  && substr( $text, 0, 2 ) != '<h' ){
2013                 echo "<p>$text</p>\n";
2014         } else {
2015                 echo $text;
2016         }
2017         die( "\n\n</div>\n</div>\n</div>\n</div>\n</body>\n</html>" );
2018 }
2019
2020 function importVar( &$var, $name, $default = "" ) {
2021         if( isset( $var[$name] ) ) {
2022                 $retval = $var[$name];
2023                 if ( get_magic_quotes_gpc() ) {
2024                         $retval = stripslashes( $retval );
2025                 }
2026         } else {
2027                 $retval = $default;
2028         }
2029         taint( $retval );
2030         return $retval;
2031 }
2032
2033 function importPost( $name, $default = "" ) {
2034         return importVar( $_POST, $name, $default );
2035 }
2036
2037 function importCheck( $name ) {
2038         return isset( $_POST[$name] );
2039 }
2040
2041 function importRequest( $name, $default = "" ) {
2042         return importVar( $_REQUEST, $name, $default );
2043 }
2044
2045 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
2046         static $radioCount = 0;
2047         if( $type != "" ) {
2048                 $xtype = "type=\"$type\"";
2049         } else {
2050                 $xtype = "";
2051         }
2052
2053         $id = $field;
2054         $nolabel = ($type == "radio") || ($type == "hidden");
2055
2056         if ($type == 'radio')
2057                 $id .= $radioCount++;
2058
2059         if( !$nolabel ) {
2060                 echo "<label class='column' for=\"$id\">$text</label>";
2061         }
2062
2063         if( $type == "radio" && $value == $conf->$field ) {
2064                 $checked = "checked='checked'";
2065         } else {
2066                 $checked = "";
2067         }
2068         echo "<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
2069         if ($onclick) {
2070                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
2071         }
2072         echo "value=\"";
2073         if( $type == "radio" ) {
2074                 echo htmlspecialchars( $value );
2075         } else {
2076                 echo htmlspecialchars( $conf->$field );
2077         }
2078
2079
2080         echo "\" />";
2081         if( $nolabel ) {
2082                 echo "<label for=\"$id\">$text</label>";
2083         }
2084
2085         global $errs;
2086         if(isset($errs[$field])) {
2087                 echo "<span class='error'>" . htmlspecialchars( $errs[$field] ) . "</span>\n";
2088         }
2089 }
2090
2091 function getLanguageList() {
2092         global $wgLanguageNames, $IP;
2093         if( !isset( $wgLanguageNames ) ) {
2094                 require_once( "$IP/languages/Names.php" );
2095         }
2096
2097         $codes = array();
2098
2099         $d = opendir( "../languages/messages" );
2100         /* In case we are called from the root directory */
2101         if (!$d)
2102                 $d = opendir( "languages/messages");
2103         while( false !== ($f = readdir( $d ) ) ) {
2104                 $m = array();
2105                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
2106                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
2107                         if( isset( $wgLanguageNames[$code] ) ) {
2108                                 $name = wfBCP47( $code ) . ' - ' . $wgLanguageNames[$code];
2109                         } else {
2110                                 $name = $code;
2111                         }
2112                         $codes[$code] = $name;
2113                 }
2114         }
2115         closedir( $d );
2116         ksort( $codes );
2117         return $codes;
2118 }
2119
2120 #Check for location of an executable
2121 # @param string $loc single location to check
2122 # @param array $names filenames to check for.
2123 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
2124 function locate_executable($loc, $names, $versioninfo = false) {
2125         if (!is_array($names))
2126                 $names = array($names);
2127
2128         foreach ($names as $name) {
2129                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
2130                 if (@file_exists($command)) {
2131                         if (!$versioninfo)
2132                                 return $command;
2133
2134                         $file = str_replace('$1', $command, $versioninfo[0]);
2135                         if (strstr(`$file`, $versioninfo[1]) !== false)
2136                                 return $command;
2137                 }
2138         }
2139         return false;
2140 }
2141
2142 # Test a memcached server
2143 function testMemcachedServer( $server ) {
2144         $hostport = explode(":", $server);
2145         $errstr = false;
2146         $fp = false;
2147         if ( !function_exists( 'fsockopen' ) ) {
2148                 $errstr = "Can't connect to memcached, fsockopen() not present";
2149         }
2150         if ( !$errstr && count( $hostport ) != 2 ) {
2151                 $errstr = 'Please specify host and port';
2152         }
2153         if ( !$errstr ) {
2154                 list( $host, $port ) = $hostport;
2155                 $errno = 0;
2156                 $fsockerr = '';
2157
2158                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
2159                 if ( $fp === false ) {
2160                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
2161                 }
2162         }
2163         if ( !$errstr ) {
2164                 $command = "version\r\n";
2165                 $bytes = fwrite( $fp, $command );
2166                 if ( $bytes != strlen( $command ) ) {
2167                         $errstr = "Cannot write to memcached socket on $host:$port";
2168                 }
2169         }
2170         if ( !$errstr ) {
2171                 $expected = "VERSION ";
2172                 $response = fread( $fp, strlen( $expected ) );
2173                 if ( $response != $expected ) {
2174                         $errstr = "Didn't get correct memcached response from $host:$port";
2175                 }
2176         }
2177         if ( $fp ) {
2178                 fclose( $fp );
2179         }
2180         if ( !$errstr ) {
2181                 echo "<li>Connected to memcached on " . htmlspecialchars( "$host:$port" ) ." successfully</li>";
2182         }
2183         return $errstr;
2184 }
2185
2186 function database_picker($conf) {
2187         global $ourdb;
2188         print "\n";
2189         foreach(array_keys($ourdb) as $db) {
2190                 if ($ourdb[$db]['havedriver']) {
2191                         print "\t<li>";
2192                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
2193                         print "</li>\n";
2194                 }
2195         }
2196         print "\n\t";
2197 }
2198
2199 function database_switcher($db) {
2200         global $ourdb;
2201         $color = $ourdb[$db]['bgcolor'];
2202         $full = $ourdb[$db]['fullname'];
2203         print "<fieldset id='$db'><legend>$full specific options</legend>\n";
2204 }
2205
2206 function printListItem( $item ) {
2207         print "<li>$item</li>";
2208 }
2209
2210 # Determine a suitable value for $wgShellLocale
2211 function getShellLocale( $wikiLang ) {
2212         # Give up now if we're in safe mode or open_basedir
2213         # It's theoretically possible but tricky to work with
2214         if ( wfIniGetBool( "safe_mode" ) || ini_get( 'open_basedir' ) ) {
2215                 return false;
2216         }
2217
2218         $os = php_uname( 's' );
2219         $supported = array( 'Linux', 'SunOS', 'HP-UX' ); # Tested these
2220         if ( !in_array( $os, $supported ) ) {
2221                 return false;
2222         }
2223
2224         # Get a list of available locales
2225         $lines = $ret = false;
2226         exec( '/usr/bin/locale -a', $lines, $ret );
2227         if ( $ret ) {
2228                 return false;
2229         }
2230
2231         $lines = wfArrayMap( 'trim', $lines );
2232         $candidatesByLocale = array();
2233         $candidatesByLang = array();
2234         foreach ( $lines as $line ) {
2235                 if ( $line === '' ) {
2236                         continue;
2237                 }
2238                 if ( !preg_match( '/^([a-zA-Z]+)(_[a-zA-Z]+|)\.(utf8|UTF-8)(@[a-zA-Z_]*|)$/i', $line, $m ) ) {
2239                         continue;
2240                 }
2241                 list( $all, $lang, $territory, $charset, $modifier ) = $m;
2242                 $candidatesByLocale[$m[0]] = $m;
2243                 $candidatesByLang[$lang][] = $m;
2244         }
2245
2246         # Try the current value of LANG
2247         if ( isset( $candidatesByLocale[ getenv( 'LANG' ) ] ) ) {
2248                 return getenv( 'LANG' );
2249         }
2250
2251         # Try the most common ones
2252         $commonLocales = array( 'en_US.UTF-8', 'en_US.utf8', 'de_DE.UTF-8', 'de_DE.utf8' );
2253         foreach ( $commonLocales as $commonLocale ) {
2254                 if ( isset( $candidatesByLocale[$commonLocale] ) ) {
2255                         return $commonLocale;
2256                 }
2257         }
2258
2259         # Is there an available locale in the Wiki's language?
2260         if ( isset( $candidatesByLang[$wikiLang] ) ) {
2261                 $m = reset( $candidatesByLang[$wikiLang] );
2262                 return $m[0];
2263         }
2264
2265         # Are there any at all?
2266         if ( count( $candidatesByLocale ) ) {
2267                 $m = reset( $candidatesByLocale );
2268                 return $m[0];
2269         }
2270
2271         # Give up
2272         return false;
2273 }
2274
2275 function wfArrayMap( $function, $input ) {
2276         $ret = array_map( $function, $input );
2277         foreach ( $ret as $key => $value ) {
2278                 $taint = istainted( $input[$key] );
2279                 if ( $taint ) {
2280                         taint( $ret[$key], $taint );
2281                 }
2282         }
2283         return $ret;
2284 }
2285
2286 ?>
2287
2288         <div class="license">
2289         <hr/>
2290         <p>This program is free software; you can redistribute it and/or modify
2291          it under the terms of the GNU General Public License as published by
2292          the Free Software Foundation; either version 2 of the License, or
2293          (at your option) any later version.</p>
2294
2295          <p>This program is distributed in the hope that it will be useful,
2296          but WITHOUT ANY WARRANTY; without even the implied warranty of
2297          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2298          GNU General Public License for more details.</p>
2299
2300          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
2301          along with this program; if not, write to the Free Software
2302          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2303          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
2304         </div>
2305
2306 </div></div></div>
2307
2308
2309 <div id="column-one">
2310         <div class="portlet" id="p-logo">
2311           <a style="background-image: url(../skins/common/images/mediawiki.png);"
2312             href="../"
2313             title="Main Page"></a>
2314         </div>
2315         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
2316         <div class='portlet'><div class='pBody'>
2317                 <ul>
2318                         <li><a href="../README">Readme</a></li>
2319                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
2320                         <li><a href="../docs/">Documentation</a></li>
2321                         <li><a href="http://www.mediawiki.org/wiki/Help:Contents">User's Guide</a></li>
2322                         <li><a href="http://www.mediawiki.org/wiki/Manual:Contents">Administrator's Guide</a></li>
2323                         <li><a href="http://www.mediawiki.org/wiki/Manual:FAQ">FAQ</a></li>
2324                 </ul>
2325                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright © 2001-2009 by Magnus Manske, Brion Vibber,
2326                  Lee Daniel Crocker, Tim Starling, Erik Möller, Gabriel Wicke, Ævar Arnfjörð Bjarmason, Niklas Laxström,
2327                  Domas Mituzas, Rob Church, Yuri Astrakhan, Aryeh Gregor, Aaron Schulz and others.</p>
2328         </div></div>
2329 </div>
2330
2331 </div>
2332
2333 </body>
2334 </html>