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