config/Installer.php

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