config/index.php

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