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 $sep = PATH_SEPARATOR;
  33 if( !ini_set( "include_path", ".$sep$IP$sep$IP/includes$sep$IP/languages" ) ) {
  34         set_include_path( ".$sep$IP$sep$IP/includes$sep$IP/languages" );
  35 }
  36
  37 # Define an entry point and include some files
  38 define( "MEDIAWIKI", true );
  39 define( "MEDIAWIKI_INSTALL", true );
  40
  41 // Run version checks before including other files
  42 // so people don't see a scary parse error.
  43 require_once( "install-utils.inc" );
  44 install_version_checks();
  45
  46 require_once( "includes/Defines.php" );
  47 require_once( "includes/DefaultSettings.php" );
  48 require_once( "includes/AutoLoader.php" );
  49 require_once( "includes/MagicWord.php" );
  50 require_once( "includes/Namespace.php" );
  51 require_once( "includes/ProfilerStub.php" );
  52 require_once( "includes/GlobalFunctions.php" );
  53 require_once( "includes/Hooks.php" );
  54
  55 # If we get an exception, the user needs to know
  56 # all the details
  57 $wgShowExceptionDetails = true;
  58
  59 ## Databases we support:
  60
  61 $ourdb = array();
  62 $ourdb['mysql']['fullname']      = 'MySQL';
  63 $ourdb['mysql']['havedriver']    = 0;
  64 $ourdb['mysql']['compile']       = 'mysql';
  65 $ourdb['mysql']['bgcolor']       = '#ffe5a7';
  66 $ourdb['mysql']['rootuser']      = 'root';
  67
  68 $ourdb['postgres']['fullname']   = 'PostgreSQL';
  69 $ourdb['postgres']['havedriver'] = 0;
  70 $ourdb['postgres']['compile']    = 'pgsql';
  71 $ourdb['postgres']['bgcolor']    = '#aaccff';
  72 $ourdb['postgres']['rootuser']   = 'postgres';
  73
  74 ?>
  75 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  76 <html>
  77 <head>
  78         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  79         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  80         <style type="text/css">
  81
  82                 @import "../skins/monobook/main.css";
  83
  84                 .env-check {
  85                         font-size: 90%;
  86                         margin: 1em 0 1em 2.5em;
  87                 }
  88
  89                 .config-section {
  90                         margin-top: 2em;
  91                 }
  92
  93                 .config-section label.column {
  94                         clear: left;
  95                         font-weight: bold;
  96                         width: 13em;
  97                         float: left;
  98                         text-align: right;
  99                         padding-right: 1em;
 100                         padding-top: .2em;
 101                 }
 102
 103                 .config-input {
 104                         clear: left;
 105                         zoom: 100%; /* IE hack */
 106                 }
 107
 108                 .config-section .config-desc {
 109                         clear: left;
 110                         margin: 0 0 2em 18em;
 111                         padding-top: 1em;
 112                         font-size: 85%;
 113                 }
 114
 115                 .iput-text, .iput-password {
 116                         width: 14em;
 117                         margin-right: 1em;
 118                 }
 119
 120                 .error {
 121                         color: red;
 122                         background-color: #fff;
 123                         font-weight: bold;
 124                         left: 1em;
 125                         font-size: 100%;
 126                 }
 127
 128                 .error-top {
 129                         color: red;
 130                         background-color: #FFF0F0;
 131                         border: 2px solid red;
 132                         font-size: 130%;
 133                         font-weight: bold;
 134                         padding: 1em 1.5em;
 135                         margin: 2em 0 1em;
 136                 }
 137
 138                 ul.plain {
 139                         list-style-type: none;
 140                         list-style-image: none;
 141                         float: left;
 142                         margin: 0;
 143                         padding: 0;
 144                 }
 145
 146                 .btn-install {
 147                         font-weight: bold;
 148                         font-size: 110%;
 149                         padding: .2em .3em;
 150                 }
 151
 152                 .license {
 153                         font-size: 85%;
 154                         padding-top: 3em;
 155                 }
 156
 157                 span.success-message {
 158                         font-weight: bold;
 159                         font-size: 110%;
 160                         color: green;
 161                 }
 162                 .success-box {
 163                         font-size: 130%;
 164                 }
 165
 166         </style>
 167         <script type="text/javascript">
 168         <!--
 169         function hideall() {
 170                 <?php foreach (array_keys($ourdb) as $db) {
 171                 echo "\n                document.getElementById('$db').style.display='none';";
 172                 }
 173                 ?>
 174
 175         }
 176         function toggleDBarea(id,defaultroot) {
 177                 hideall();
 178                 var dbarea = document.getElementById(id).style;
 179                 dbarea.display = (dbarea.display == 'none') ? 'block' : 'none';
 180                 var db = document.getElementById('RootUser');
 181                 if (defaultroot) {
 182 <?php foreach (array_keys($ourdb) as $db) {
 183                         echo "                  if (id == '$db') { db.value = '".$ourdb[$db]['rootuser']."';}\n";
 184 }?>
 185                 }
 186         }
 187         // -->
 188         </script>
 189 </head>
 190
 191 <body>
 192 <div id="globalWrapper">
 193 <div id="column-content">
 194 <div id="content">
 195 <div id="bodyContent">
 196
 197 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 198
 199 <?php
 200
 201 /* Check for existing configurations and bug out! */
 202
 203 if( file_exists( "../LocalSettings.php" ) ) {
 204         $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 205  dieout( "<p><strong>Setup has completed, <a href='../$script'>your wiki</a> is configured.</strong></p>
 206
 207         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 208 }
 209
 210 if( file_exists( "./LocalSettings.php" ) ) {
 211         writeSuccessMessage();
 212
 213         dieout( '' );
 214 }
 215
 216 if( !is_writable( "." ) ) {
 217         dieout( "<h2>Can't write config file, aborting</h2>
 218
 219         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 220         writable by the web server. Once configuration is done you'll move the created
 221         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 222         then remove the <tt>config</tt> subdirectory entirely.</p>
 223
 224         <p>To make the directory writable on a Unix/Linux system:</p>
 225
 226         <pre>
 227         cd <i>/path/to/wiki</i>
 228         chmod a+w config
 229         </pre>
 230
 231         <p>Afterwards retry to start the <a href=\"\">setup</a>.</p>" );
 232 }
 233
 234
 235 require_once( "install-utils.inc" );
 236 require_once( "maintenance/updaters.inc" );
 237
 238 class ConfigData {
 239         function getEncoded( $data ) {
 240                 # removing latin1 support, no need...
 241                 return $data;
 242         }
 243         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 244         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 245         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 246
 247         function setSchema( $schema, $engine ) {
 248                 $this->DBschema = $schema;
 249                 if ( !preg_match( '/^\w*$/', $engine ) ){
 250                         $engine = 'InnoDB';
 251                 }
 252                 switch ( $this->DBschema ) {
 253                         case 'mysql5':
 254                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=utf8";
 255                                 $this->DBmysql5 = 'true';
 256                                 break;
 257                         case 'mysql5-binary':
 258                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=binary";
 259                                 $this->DBmysql5 = 'true';
 260                                 break;
 261                         default:
 262                                 $this->DBTableOptions = "TYPE=$engine";
 263                                 $this->DBmysql5 = 'false';
 264                 }
 265                 $this->DBengine = $engine;
 266
 267                 # Set the global for use during install
 268                 global $wgDBTableOptions;
 269                 $wgDBTableOptions = $this->DBTableOptions;
 270         }
 271 }
 272
 273 ?>
 274
 275 <ul>
 276         <li>
 277                 <b>Don't forget security updates!</b> Keep an eye on the
 278                 <a href="http://mail.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 279                 release announcements mailing list</a>.
 280         </li>
 281 </ul>
 282
 283
 284 <h2>Checking environment...</h2>
 285 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 286 <ul class="env-check">
 287 <?php
 288 $endl = "
 289 ";
 290 define( 'MW_NO_OUTPUT_BUFFER', 1 );
 291 $conf = new ConfigData;
 292
 293 install_version_checks();
 294 $self = 'Installer'; # Maintenance script name, to please Setup.php
 295
 296 print "<li>PHP " . phpversion() . " installed</li>\n";
 297
 298 error_reporting( 0 );
 299 $phpdatabases = array();
 300 foreach (array_keys($ourdb) as $db) {
 301         $compname = $ourdb[$db]['compile'];
 302         if (extension_loaded($compname) or dl($compname . '.' . PHP_SHLIB_SUFFIX)) {
 303                 array_push($phpdatabases, $db);
 304                 $ourdb[$db]['havedriver'] = 1;
 305         }
 306 }
 307 error_reporting( E_ALL );
 308
 309 if (!$phpdatabases) {
 310         print "Could not find a suitable database driver!<ul>";
 311         foreach (array_keys($ourdb) AS $db) {
 312                 $comp = $ourdb[$db]['compile'];
 313                 $full = $ourdb[$db]['fullname'];
 314                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 315                         ."or install the $comp.so module</li>\n";
 316         }
 317         dieout( "</ul></ul>" );
 318 }
 319
 320 print "<li>Found database drivers for:";
 321 $DefaultDBtype = '';
 322 foreach (array_keys($ourdb) AS $db) {
 323         if ($ourdb[$db]['havedriver']) {
 324                 if ( $DefaultDBtype == '' ) {
 325                         $DefaultDBtype = $db;
 326                 }
 327                 print "  ".$ourdb[$db]['fullname'];
 328         }
 329 }
 330 print "</li>\n";
 331
 332 if( ini_get( "register_globals" ) ) {
 333         ?>
 334         <li>
 335                 <div style="font-size:110%">
 336                 <strong class="error">Warning:</strong>
 337                 <strong>PHP's <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 338                 </div>
 339                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 340         </li>
 341         <?php
 342 }
 343
 344 $fatal = false;
 345
 346 if( ini_get( "magic_quotes_runtime" ) ) {
 347         $fatal = true;
 348         ?><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>
 349         This option corrupts data input unpredictably; you cannot install or use
 350         MediaWiki unless this option is disabled.
 351         <?php
 352 }
 353
 354 if( ini_get( "magic_quotes_sybase" ) ) {
 355         $fatal = true;
 356         ?><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>
 357         This option corrupts data input unpredictably; you cannot install or use
 358         MediaWiki unless this option is disabled.
 359         <?php
 360 }
 361
 362 if( ini_get( "mbstring.func_overload" ) ) {
 363         $fatal = true;
 364         ?><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>
 365         This option causes errors and may corrupt data unpredictably;
 366         you cannot install or use MediaWiki unless this option is disabled.
 367         <?php
 368 }
 369
 370 if( ini_get( "zend.ze1_compatibility_mode" ) ) {
 371         $fatal = true;
 372         ?><li class="error"><strong>Fatal: <a href="http://www.php.net/manual/en/ini.core.php">zend.ze1_compatibility_mode</a> is active!</strong>
 373         This option causes horrible bugs with MediaWiki; you cannot install or use
 374         MediaWiki unless this option is disabled.
 375         <?php
 376 }
 377
 378
 379 if( $fatal ) {
 380         dieout( "</ul><p>Cannot install MediaWiki.</p>" );
 381 }
 382
 383 if( ini_get( "safe_mode" ) ) {
 384         $conf->safeMode = true;
 385         ?>
 386         <li><b class='error'>Warning:</b> <strong>PHP's
 387         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 388         You may have problems caused by this, particularly if using image uploads.
 389         </li>
 390         <?php
 391 } else {
 392         $conf->safeMode = false;
 393 }
 394
 395 $sapi = php_sapi_name();
 396 print "<li>PHP server API is $sapi; ";
 397 $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 398 if( $wgUsePathInfo ) {
 399  print "ok, using pretty URLs (<tt>$script/Page_Title</tt>)";
 400 } else {
 401         print "using ugly URLs (<tt>$script?title=Page_Title</tt>)";
 402 }
 403 print "</li>\n";
 404
 405 $conf->xml = function_exists( "utf8_encode" );
 406 if( $conf->xml ) {
 407         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 408 } else {
 409         dieout( "PHP's XML module is missing; the wiki requires functions in
 410                 this module and won't work in this configuration.
 411                 If you're running Mandrake, install the php-xml package." );
 412 }
 413
 414 # Check for session support
 415 if( !function_exists( 'session_name' ) )
 416         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 417
 418 # session.save_path doesn't *have* to be set, but if it is, and it's
 419 # not valid/writable/etc. then it can cause problems
 420 $sessionSavePath = mw_get_session_save_path();
 421 $ssp = htmlspecialchars( $sessionSavePath );
 422 # Warn the user if it's not set, but let them proceed
 423 if( !$sessionSavePath ) {
 424         print "<li><strong>Warning:</strong> A value for <tt>session.save_path</tt>
 425         has not been set in PHP.ini. If the default value causes problems with
 426         saving session data, set it to a valid path which is read/write/execute
 427         for the user your web server is running under.</li>";
 428 } elseif ( is_dir( $sessionSavePath ) && is_writable( $sessionSavePath ) ) {
 429         # All good? Let the user know
 430         print "<li>Session save path (<tt>{$ssp}</tt>) appears to be valid.</li>";
 431 } else {
 432         # Something not right? Warn the user, but let them proceed
 433         print "<li><strong>Warning:</strong> Your <tt>session.save_path</tt> value (<tt>{$ssp}</tt>)
 434                 appears to be invalid or is not writable. PHP needs to be able to save data to
 435                 this location for correct session operation.</li>";
 436 }
 437
 438 # Check for PCRE support
 439 if( !function_exists( 'preg_match' ) )
 440         dieout( "The PCRE support module appears to be missing. MediaWiki requires the
 441         Perl-compatible regular expression functions." );
 442
 443 $memlimit = ini_get( "memory_limit" );
 444 $conf->raiseMemory = false;
 445 if( empty( $memlimit ) || $memlimit == -1 ) {
 446         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 447 } else {
 448         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". ";
 449         $n = intval( $memlimit );
 450         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 451                 $n = intval( $m[1] * (1024*1024) );
 452         }
 453         if( $n < 20*1024*1024 ) {
 454                 print "Attempting to raise limit to 20M... ";
 455                 if( false === ini_set( "memory_limit", "20M" ) ) {
 456                         print "failed.<br /><b>" . htmlspecialchars( $memlimit ) . " seems too low, installation may fail!</b>";
 457                 } else {
 458                         $conf->raiseMemory = true;
 459                         print "ok.";
 460                 }
 461         }
 462         print "</li>\n";
 463 }
 464
 465 $conf->turck = function_exists( 'mmcache_get' );
 466 if ( $conf->turck ) {
 467         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 468 }
 469
 470 $conf->xcache = function_exists( 'xcache_get' );
 471 if( $conf->xcache )
 472         print "<li><a href=\"http://trac.lighttpd.net/xcache/\">XCache</a> installed</li>";
 473
 474 $conf->apc = function_exists('apc_fetch');
 475 if ($conf->apc ) {
 476         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>";
 477 }
 478
 479 $conf->eaccel = function_exists( 'eaccelerator_get' );
 480 if ( $conf->eaccel ) {
 481         $conf->turck = 'eaccelerator';
 482         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 483 }
 484
 485 if( !( $conf->turck || $conf->eaccel || $conf->apc || $conf->xcache ) ) {
 486         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 487                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a>,
 488                 <a href="http://www.php.net/apc">APC</a> or <a href="http://trac.lighttpd.net/xcache/">XCache</a>.
 489                 Object caching functions cannot be used.</li>' );
 490 }
 491
 492 $conf->diff3 = false;
 493 $diff3locations = array_merge(
 494         array(
 495                 "/usr/bin",
 496                 "/usr/local/bin",
 497                 "/opt/csw/bin",
 498                 "/usr/gnu/bin",
 499                 "/usr/sfw/bin" ),
 500         explode( $sep, getenv( "PATH" ) ) );
 501 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 502
 503 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 504 foreach ($diff3locations as $loc) {
 505         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 506         if ($exe !== false) {
 507                 $conf->diff3 = $exe;
 508                 break;
 509         }
 510 }
 511
 512 if ($conf->diff3)
 513         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 514 else
 515         print "<li>GNU diff3 not found.</li>";
 516
 517 $conf->ImageMagick = false;
 518 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 519 foreach( $imcheck as $dir ) {
 520         $im = "$dir/convert";
 521         if( file_exists( $im ) ) {
 522                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 523                 $conf->ImageMagick = $im;
 524                 break;
 525         }
 526 }
 527
 528 $conf->HaveGD = function_exists( "imagejpeg" );
 529 if( $conf->HaveGD ) {
 530         print "<li>Found GD graphics library built-in";
 531         if( !$conf->ImageMagick ) {
 532                 print ", image thumbnailing will be enabled if you enable uploads";
 533         }
 534         print ".</li>\n";
 535 } else {
 536         if( !$conf->ImageMagick ) {
 537                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 538         }
 539 }
 540
 541 $conf->IP = dirname( dirname( __FILE__ ) );
 542 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 543
 544
 545 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 546 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 547 // to get the path to the current script... hopefully it's reliable. SIGH
 548 $path = ($_SERVER["PHP_SELF"] === '')
 549         ? $_SERVER["SCRIPT_NAME"]
 550         : $_SERVER["PHP_SELF"];
 551 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 552 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 553
 554
 555
 556 // We may be installing from *.php5 extension file, if so, print message
 557 $conf->ScriptExtension = '.php';
 558 if (defined('MW_INSTALL_PHP5_EXT')) {
 559     $conf->ScriptExtension = '.php5';
 560     print "<li>Installing MediaWiki with <tt>php5</tt> file extensions</li>\n";
 561 } else {
 562     print "<li>Installing MediaWiki with <tt>php</tt> file extensions</li>\n";
 563 }
 564
 565
 566 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 567         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 568
 569         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 570         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 571                 ? 'root@localhost'
 572                 : $_SERVER["SERVER_ADMIN"];
 573         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 574         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 575 ?>
 576
 577 <?php
 578         $conf->DBserver = importPost( "DBserver", "localhost" );
 579         $conf->DBname = importPost( "DBname", "wikidb" );
 580         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 581         $conf->DBpassword = importPost( "DBpassword" );
 582         $conf->DBpassword2 = importPost( "DBpassword2" );
 583         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 584         $conf->SysopPass = importPost( "SysopPass" );
 585         $conf->SysopPass2 = importPost( "SysopPass2" );
 586         $conf->RootUser = importPost( "RootUser", "root" );
 587         $conf->RootPW = importPost( "RootPW", "" );
 588         $useRoot = importCheck( 'useroot', false );
 589         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 590
 591         ## MySQL specific:
 592         $conf->DBprefix     = importPost( "DBprefix" );
 593         $conf->setSchema(
 594                 importPost( "DBschema", "mysql4" ),
 595                 importPost( "DBengine", "InnoDB" ) );
 596
 597         ## Postgres specific:
 598         $conf->DBport      = importPost( "DBport",      "5432" );
 599         $conf->DBmwschema  = importPost( "DBmwschema",  "mediawiki" );
 600         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 601
 602 /* Check for validity */
 603 $errs = array();
 604
 605 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 606         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 607 }
 608 if( $conf->DBuser == "" ) {
 609         $errs["DBuser"] = "Must not be blank";
 610 }
 611 if( ($conf->DBtype == 'mysql') && (strlen($conf->DBuser) > 16) ) {
 612         $errs["DBuser"] = "Username too long";
 613 }
 614 if( $conf->DBpassword == "" && $conf->DBtype != "postgres" ) {
 615         $errs["DBpassword"] = "Must not be blank";
 616 }
 617 if( $conf->DBpassword != $conf->DBpassword2 ) {
 618         $errs["DBpassword2"] = "Passwords don't match!";
 619 }
 620 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 621         $errs["DBprefix"] = "Invalid table prefix";
 622 }
 623
 624 error_reporting( E_ALL );
 625
 626 /**
 627  * Initialise $wgLang and $wgContLang to something so we can
 628  * call case-folding methods. Per Brion, this is English for
 629  * now, although we could be clever and initialise to the
 630  * user-selected language.
 631  */
 632 $wgContLang = Language::factory( 'en' );
 633 $wgLang = $wgContLang;
 634
 635 /**
 636  * We're messing about with users, so we need a stub
 637  * authentication plugin...
 638  */
 639 $wgAuth = new AuthPlugin();
 640
 641 /**
 642  * Validate the initial administrator account; username,
 643  * password checks, etc.
 644  */
 645 if( $conf->SysopName ) {
 646         # Check that the user can be created
 647         $u = User::newFromName( $conf->SysopName );
 648         if( is_a($u, 'User') ) { // please do not use instanceof, it breaks PHP4
 649                 # Various password checks
 650                 if( $conf->SysopPass != '' ) {
 651                         if( $conf->SysopPass == $conf->SysopPass2 ) {
 652                                 if( !$u->isValidPassword( $conf->SysopPass ) ) {
 653                                         $errs['SysopPass'] = "Bad password";
 654                                 }
 655                         } else {
 656                                 $errs['SysopPass2'] = "Passwords don't match";
 657                         }
 658                 } else {
 659                         $errs['SysopPass'] = "Cannot be blank";
 660                 }
 661                 unset( $u );
 662         } else {
 663                 $errs['SysopName'] = "Bad username";
 664         }
 665 }
 666
 667 $conf->License = importRequest( "License", "none" );
 668 if( $conf->License == "gfdl" ) {
 669         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 670         $conf->RightsText = "GNU Free Documentation License 1.2";
 671         $conf->RightsCode = "gfdl";
 672         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 673 } elseif( $conf->License == "none" ) {
 674         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 675 } else {
 676         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 677         $conf->RightsText = importRequest( "RightsText", "" );
 678         $conf->RightsCode = importRequest( "RightsCode", "" );
 679         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 680 }
 681
 682 $conf->Shm = importRequest( "Shm", "none" );
 683 $conf->MCServers = importRequest( "MCServers" );
 684
 685 /* Test memcached servers */
 686
 687 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 688         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 689         foreach ( $conf->MCServerArray as $server ) {
 690                 $error = testMemcachedServer( $server );
 691                 if ( $error ) {
 692                         $errs["MCServers"] = $error;
 693                         break;
 694                 }
 695         }
 696 } else if ( $conf->Shm == 'memcached' ) {
 697         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 698 }
 699
 700 /* default values for installation */
 701 $conf->Email     = importRequest("Email", "email_enabled");
 702 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 703 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 704 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 705
 706 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 707         do { /* So we can 'continue' to end prematurely */
 708                 $conf->Root = ($conf->RootPW != "");
 709
 710                 /* Load up the settings and get installin' */
 711                 $local = writeLocalSettings( $conf );
 712                 echo "<li style=\"list-style: none\">\n";
 713                 echo "<p><b>Generating configuration file...</b></p>\n";
 714                 echo "</li>\n";
 715
 716                 $wgCommandLineMode = false;
 717                 chdir( ".." );
 718                 $ok = eval( $local );
 719                 if( $ok === false ) {
 720                         dieout( "Errors in generated configuration; " .
 721                                 "most likely due to a bug in the installer... " .
 722                                 "Config file was: " .
 723                                 "<pre>" .
 724                                 htmlspecialchars( $local ) .
 725                                 "</pre>" .
 726                                 "</ul>" );
 727                 }
 728                 $conf->DBtypename = '';
 729                 foreach (array_keys($ourdb) as $db) {
 730                         if ($conf->DBtype === $db)
 731                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 732                 }
 733                 if ( ! strlen($conf->DBtype)) {
 734                         $errs["DBpicktype"] = "Please choose a database type";
 735                         continue;
 736                 }
 737
 738                 if (! $conf->DBtypename) {
 739                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 740                         continue;
 741                 }
 742                 print "<li>Database type: {$conf->DBtypename}</li>\n";
 743                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 744                 $wgDBtype = $conf->DBtype;
 745                 $wgDBadminuser = "root";
 746                 $wgDBadminpassword = $conf->RootPW;
 747
 748                 ## Mysql specific:
 749                 $wgDBprefix = $conf->DBprefix;
 750
 751                 ## Postgres specific:
 752                 $wgDBport      = $conf->DBport;
 753                 $wgDBmwschema  = $conf->DBmwschema;
 754                 $wgDBts2schema = $conf->DBts2schema;
 755
 756                 $wgCommandLineMode = true;
 757                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 758                 require_once( "includes/Setup.php" );
 759                 chdir( "config" );
 760
 761                 $wgTitle = Title::newFromText( "Installation script" );
 762                 error_reporting( E_ALL );
 763                 print "<li>Loading class: $dbclass";
 764                 $dbc = new $dbclass;
 765
 766                 if( $conf->DBtype == 'mysql' ) {
 767                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 768                         if( $mysqlOldClient ) {
 769                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 770                                         using a MySQL 4.1 server and have problems connecting to the database,
 771                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 772                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 773                         }
 774                         $ok = true; # Let's be optimistic
 775
 776                         # Decide if we're going to use the superuser or the regular database user
 777                         $conf->Root = $useRoot;
 778                         if( $conf->Root ) {
 779                                 $db_user = $conf->RootUser;
 780                                 $db_pass = $conf->RootPW;
 781                         } else {
 782                                 $db_user = $wgDBuser;
 783                                 $db_pass = $wgDBpassword;
 784                         }
 785
 786                         # Attempt to connect
 787                         echo( "<li>Attempting to connect to database server as $db_user..." );
 788                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 789
 790                         # Check the connection and respond to errors
 791                         if( $wgDatabase->isOpen() ) {
 792                                 # Seems OK
 793                                 $ok = true;
 794                                 $wgDBadminuser = $db_user;
 795                                 $wgDBadminpassword = $db_pass;
 796                                 echo( "success.</li>\n" );
 797                                 $wgDatabase->ignoreErrors( true );
 798                                 $myver = $wgDatabase->getServerVersion();
 799                         } else {
 800                                 # There were errors, report them and back out
 801                                 $ok = false;
 802                                 $errno = mysql_errno();
 803                                 $errtx = htmlspecialchars( mysql_error() );
 804                                 switch( $errno ) {
 805                                         case 1045:
 806                                         case 2000:
 807                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 808                                                 if( $conf->Root ) {
 809                                                         # The superuser details are wrong
 810                                                         $errs["RootUser"] = "Check username";
 811                                                         $errs["RootPW"] = "and password";
 812                                                 } else {
 813                                                         # The regular user details are wrong
 814                                                         $errs["DBuser"] = "Check username";
 815                                                         $errs["DBpassword"] = "and password";
 816                                                 }
 817                                                 break;
 818                                         case 2002:
 819                                         case 2003:
 820                                         default:
 821                                                 # General connection problem
 822                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 823                                                 $errs["DBserver"] = "Connection failed";
 824                                                 break;
 825                                 } # switch
 826                         } #conn. att.
 827
 828                         if( !$ok ) { continue; }
 829
 830                 } else /* not mysql */ {
 831                         error_reporting( E_ALL );
 832                         $wgSuperUser = '';
 833                         ## Possible connect as a superuser
 834                         if( $useRoot ) {
 835                                 $wgDBsuperuser = $conf->RootUser;
 836                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"$wgDBsuperuser\"..." );
 837                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
 838                                 if (!$wgDatabase->isOpen()) {
 839                                         print " error: " . $wgDatabase->lastError() . "</li>\n";
 840                                         $errs["DBserver"] = "Could not connect to database as superuser";
 841                                         $errs["RootUser"] = "Check username";
 842                                         $errs["RootPW"] = "and password";
 843                                         continue;
 844                                 }
 845                         }
 846                         echo( "<li>Attempting to connect to database \"$wgDBname\" as \"$wgDBuser\"..." );
 847                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 848                         if (!$wgDatabase->isOpen()) {
 849                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 850                         } else {
 851                                 $myver = $wgDatabase->getServerVersion();
 852                         }
 853                 }
 854
 855                 if ( !$wgDatabase->isOpen() ) {
 856                         $errs["DBserver"] = "Couldn't connect to database";
 857                         continue;
 858                 }
 859
 860                 print "<li>Connected to $myver";
 861                 if ($conf->DBtype == 'mysql') {
 862                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 863                                 dieout( " -- mysql 4.0.14 or later required. Aborting." );
 864                         }
 865                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
 866                         if( $mysqlNewAuth && $mysqlOldClient ) {
 867                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 868                                         to old client libraries; if you have trouble with authentication, see
 869                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 870                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 871                         }
 872                         if( $wgDBmysql5 ) {
 873                                 if( $mysqlNewAuth ) {
 874                                         print "; enabling MySQL 4.1/5.0 charset mode";
 875                                 } else {
 876                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 877                                                 but older version detected; will likely fail.</b>";
 878                                 }
 879                         }
 880                         print "</li>\n";
 881
 882                         @$sel = $wgDatabase->selectDB( $wgDBname );
 883                         if( $sel ) {
 884                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 885                         } else {
 886                                 $err = mysql_errno();
 887                                 $databaseSafe = htmlspecialchars( $wgDBname );
 888                                 if( $err == 1102 /* Invalid database name */ ) {
 889                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
 890                                         continue;
 891                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
 892                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
 893                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
 894                                         continue;
 895                                 }
 896                                 print "<li>Attempting to create database...</li>";
 897                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 898                                 if( !$res ) {
 899                                         print "<li>Couldn't create database <tt>" .
 900                                                 htmlspecialchars( $wgDBname ) .
 901                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 902                                         $errs["RootPW"] = "&lt;- Enter";
 903                                         continue;
 904                                 }
 905                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 906                         }
 907                         $wgDatabase->selectDB( $wgDBname );
 908                 }
 909                 else if ($conf->DBtype == 'postgres') {
 910                         if( version_compare( $myver, "PostgreSQL 8.0" ) < 0 ) {
 911                                 dieout( " <b>Postgres 8.0 or later is required</b>. Aborting.</li></ul>" );
 912                         }
 913                 }
 914
 915                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 916                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 917
 918                         if ( $conf->DBtype == 'mysql') {
 919                                 # Determine existing default character set
 920                                 if ( $wgDatabase->tableExists( "revision" ) ) {
 921                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
 922                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
 923                                         $row = $wgDatabase->fetchObject( $res );
 924                                         if ( !$row ) {
 925                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
 926                                                 $existingSchema = false;
 927                                                 $existingEngine = false;
 928                                         } else {
 929                                                 if ( preg_match( '/^latin1/', $row->Collation ) ) {
 930                                                         $existingSchema = 'mysql4';
 931                                                 } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
 932                                                         $existingSchema = 'mysql5';
 933                                                 } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
 934                                                         $existingSchema = 'mysql5-binary';
 935                                                 } else {
 936                                                         $existingSchema = false;
 937                                                         echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
 938                                                 }
 939                                                 if ( isset( $row->Engine ) ) {
 940                                                         $existingEngine = $row->Engine;
 941                                                 } else {
 942                                                         $existingEngine = $row->Type;
 943                                                 }
 944                                         }
 945                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
 946                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBschema} schema, " .
 947                                                         "but the existing database has the $existingSchema schema. This upgrade script ".
 948                                                         "can't convert it, so it will remain $existingSchema.</li>\n";
 949                                                 $conf->setSchema( $existingSchema, $conf->DBengine );
 950                                         }
 951                                         if ( $existingEngine && $existingEngine != $conf->DBengine ) {
 952                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBengine} storage " .
 953                                                         "engine, but the existing database uses the $existingEngine engine. This upgrade " .
 954                                                         "script can't convert it, so it will remain $existingEngine.</li>\n";
 955                                                 $conf->setSchema( $conf->DBschema, $existingEngine );
 956                                         }
 957                                 }
 958
 959                                 # Create user if required
 960                                 if ( $conf->Root ) {
 961                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 962                                         if ( $conn->isOpen() ) {
 963                                                 print "<li>DB user account ok</li>\n";
 964                                                 $conn->close();
 965                                         } else {
 966                                                 print "<li>Granting user permissions...";
 967                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
 968                                                         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>";
 969                                                 }
 970                                                 print "</li>\n";
 971                                                 dbsource( "../maintenance/users.sql", $wgDatabase );
 972                                         }
 973                                 }
 974                         }
 975                         print "</ul><pre>\n";
 976                         chdir( ".." );
 977                         flush();
 978                         do_all_updates();
 979                         chdir( "config" );
 980                         print "</pre>\n";
 981                         print "<ul><li>Finished update checks.</li>\n";
 982                 } else {
 983                         # Determine available storage engines if possible
 984                         if ( $conf->DBtype == 'mysql' && version_compare( $myver, "4.1.2", "ge" ) ) {
 985                                 $res = $wgDatabase->query( 'SHOW ENGINES' );
 986                                 $found = false;
 987                                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
 988                                         if ( $row->Engine == $conf->DBengine ) {
 989                                                 $found = true;
 990                                                 break;
 991                                         }
 992                                 }
 993                                 $wgDatabase->freeResult( $res );
 994                                 if ( !$found && $conf->DBengine != 'MyISAM' ) {
 995                                         echo "<li><strong>Warning:</strong> {$conf->DBengine} storage engine not available, " .
 996                                                 "using MyISAM instead</li>\n";
 997                                         $conf->setSchema( $conf->DBschema, 'MyISAM' );
 998                                 }
 999                         }
1000
1001                         # FIXME: Check for errors
1002                         print "<li>Creating tables...";
1003                         if ($conf->DBtype == 'mysql') {
1004                                 dbsource( "../maintenance/tables.sql", $wgDatabase );
1005                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
1006                         } else if ($conf->DBtype == 'postgres') {
1007                                 $wgDatabase->setup_database();
1008                         }
1009                         else {
1010                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
1011                                 continue;
1012                         }
1013
1014                         print " done.</li>\n";
1015
1016                         print "<li>Initializing data...</li>\n";
1017                         $wgDatabase->insert( 'site_stats',
1018                                 array ( 'ss_row_id'        => 1,
1019                                                 'ss_total_views'   => 0,
1020                                                 'ss_total_edits'   => 0,
1021                                                 'ss_good_articles' => 0 ) );
1022
1023                         # Set up the "regular user" account *if we can, and if we need to*
1024                         if( $conf->Root and $conf->DBtype == 'mysql') {
1025                                 # See if we need to
1026                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1027                                 if( $wgDatabase2->isOpen() ) {
1028                                         # Nope, just close the test connection and continue
1029                                         $wgDatabase2->close();
1030                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>\n" );
1031                                 } else {
1032                                         # Yes, so run the grants
1033                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
1034                                         dbsource( "../maintenance/users.sql", $wgDatabase );
1035                                         echo( "success.</li>\n" );
1036                                 }
1037                         }
1038
1039                         if( $conf->SysopName ) {
1040                                 $u = User::newFromName( $conf->getSysopName() );
1041                                 if ( !$u ) {
1042                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
1043                                 }
1044                                 else if ( 0 == $u->idForName() ) {
1045                                         $u->addToDatabase();
1046                                         $u->setPassword( $conf->getSysopPass() );
1047                                         $u->saveSettings();
1048
1049                                         $u->addGroup( "sysop" );
1050                                         $u->addGroup( "bureaucrat" );
1051
1052                                         print "<li>Created sysop account <tt>" .
1053                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
1054                                 } else {
1055                                         print "<li>Could not create user - already exists!</li>\n";
1056                                 }
1057                         } else {
1058                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
1059                         }
1060
1061                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
1062                         $article = new Article( $titleobj );
1063                         $newid = $article->insertOn( $wgDatabase );
1064                         $revision = new Revision( array(
1065                                 'page'      => $newid,
1066                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
1067                                 'comment'   => '',
1068                                 'user'      => 0,
1069                                 'user_text' => 'MediaWiki default',
1070                                 ) );
1071                         $revid = $revision->insertOn( $wgDatabase );
1072                         $article->updateRevisionOn( $wgDatabase, $revision );
1073                 }
1074
1075                 /* Write out the config file now that all is well */
1076                 print "<li style=\"list-style: none\">\n";
1077                 print "<p>Creating LocalSettings.php...</p>\n\n";
1078                 $localSettings = "<" . "?php$endl$local";
1079                 // Fix up a common line-ending problem (due to CVS on Windows)
1080                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
1081                 $f = fopen( "LocalSettings.php", 'xt' );
1082
1083                 if( $f == false ) {
1084                         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" .
1085                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
1086                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
1087                 }
1088                 if(fwrite( $f, $localSettings ) ) {
1089                         fclose( $f );
1090                         print "</li></ul><hr/>\n";
1091                         writeSuccessMessage();
1092                 } else {
1093                         fclose( $f );
1094                         die("<p class='error'>An error occured while writing the config/LocalSettings.php file. Check user rights and disk space then try again.</p>\n");
1095                         print "</li></ul>\n";
1096                 }
1097
1098         } while( false );
1099 }
1100 ?>
1101 </ul>
1102
1103
1104 <?php
1105
1106 if( count( $errs ) ) {
1107         /* Display options form */
1108
1109         if( $conf->posted ) {
1110                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1111         }
1112 ?>
1113
1114 <form action="<?php echo defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php'; ?>" name="config" method="post">
1115
1116
1117 <h2>Site config</h2>
1118
1119 <div class="config-section">
1120         <div class="config-input">
1121                 <?php
1122                 aField( $conf, "Sitename", "Wiki name:" );
1123                 ?>
1124         </div>
1125         <p class="config-desc">
1126                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1127                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1128         </p>
1129
1130         <div class="config-input">
1131                 <?php
1132                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
1133                 ?>
1134         </div>
1135         <p class="config-desc">
1136                 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.
1137         </p>
1138
1139         <div class="config-input">
1140                 <label class='column' for="LanguageCode">Language:</label>
1141                 <select id="LanguageCode" name="LanguageCode">
1142
1143                 <?php
1144                         $list = getLanguageList();
1145                         foreach( $list as $code => $name ) {
1146                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1147                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
1148                         }
1149                 ?>
1150                 </select>
1151         </div>
1152         <p class="config-desc">
1153                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1154         </p>
1155
1156         <div class="config-input">
1157                 <label class='column'>Copyright/license:</label>
1158
1159                 <ul class="plain">
1160                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1161                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
1162                 <li><?php
1163                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1164                         $partner = "MediaWiki";
1165    $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1166                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/$script?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1167                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1168                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1169                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1170                         ?>
1171                 <?php if( $conf->License == "cc" ) { ?>
1172                         <ul>
1173                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1174                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1175                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1176                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1177                         </ul>
1178                 <?php } ?>
1179                         </li>
1180                 </ul>
1181         </div>
1182         <p class="config-desc">
1183                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1184         </p>
1185
1186
1187         <div class="config-input">
1188                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1189         </div>
1190         <div class="config-input">
1191                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1192         </div>
1193         <div class="config-input">
1194                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1195         </div>
1196         <p class="config-desc">
1197                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1198                 A new account will be added only when creating a new wiki database.
1199                 <br /><br />
1200                 The password cannot be the same as the username.
1201         </p>
1202
1203         <div class="config-input">
1204                 <label class='column'>Shared memory caching:</label>
1205
1206                 <ul class="plain">
1207                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1208                 <?php
1209                         if ( $conf->turck ) {
1210                                 echo "<li>";
1211                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1212                                 echo "</li>";
1213                         }
1214                         if( $conf->xcache ) {
1215                                 echo( '<li>' );
1216                                 aField( $conf, 'Shm', 'XCache', 'radio', 'xcache' );
1217                                 echo( '</li>' );
1218                         }
1219                         if ( $conf->apc ) {
1220                                 echo "<li>";
1221                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1222                                 echo "</li>";
1223                         }
1224                         if ( $conf->eaccel ) {
1225                                 echo "<li>";
1226                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1227                                 echo "</li>";
1228                         }
1229                 ?>
1230                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1231                 </ul>
1232                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1233         </div>
1234         <p class="config-desc">
1235                 An object caching system such as memcached will provide a significant performance boost,
1236                 but needs to be installed. Provide the server addresses and ports in a comma-separated list.
1237                 <br /><br />
1238                 MediaWiki can also detect and support eAccelerator, Turck MMCache, APC, and XCache, but
1239                 these should not be used if the wiki will be running on multiple application servers.
1240         </p>
1241 </div>
1242
1243 <h2>E-mail, e-mail notification and authentication setup</h2>
1244
1245 <div class="config-section">
1246         <div class="config-input">
1247                 <label class='column'>E-mail features (global):</label>
1248                 <ul class="plain">
1249                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1250                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1251                 </ul>
1252         </div>
1253         <p class="config-desc">
1254                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1255                 if sending mail doesn't work on your server.
1256         </p>
1257
1258         <div class="config-input">
1259                 <label class='column'>User-to-user e-mail:</label>
1260                 <ul class="plain">
1261                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1262                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1263                 </ul>
1264         </div>
1265         <p class="config-desc">
1266                 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.
1267         </p>
1268         <div class="config-input">
1269                 <label class='column'>E-mail notification about changes:</label>
1270                 <ul class="plain">
1271                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1272                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1273                 <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>
1274                 </ul>
1275         </div>
1276         <div class="config-desc">
1277                 <p>
1278                 For this feature to work, an e-mail address must be present for the user account, and the notification
1279                 options in the user's preferences must be enabled. Also note the
1280                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1281
1282                 <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>
1283         </div>
1284
1285         <div class="config-input">
1286                 <label class='column'>E-mail address authentication:</label>
1287                 <ul class="plain">
1288                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1289                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1290                 </ul>
1291         </div>
1292         <div class="config-desc">
1293                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1294                 change notification mails. Setting this option is <B>recommended</B> for public wikis because of potential abuse of the e-mail features above.</p>
1295         </div>
1296
1297 </div>
1298
1299 <h2>Database config</h2>
1300
1301 <div class="config-section">
1302 <div class="config-input">
1303                 <label class='column'>Database type:</label>
1304 <?php if (isset($errs['DBpicktype'])) print "<span class='error'>$errs[DBpicktype]</span>\n"; ?>
1305                 <ul class='plain'><?php database_picker($conf) ?></ul>
1306         </div>
1307
1308         <div class="config-input" style="clear:left"><?php
1309                 aField( $conf, "DBserver", "Database host:" );
1310         ?></div>
1311         <p class="config-desc">
1312                 If your database server isn't on your web server, enter the name or IP address here.
1313         </p>
1314
1315         <div class="config-input"><?php
1316                 aField( $conf, "DBname", "Database name:" );
1317         ?></div>
1318         <div class="config-input"><?php
1319                 aField( $conf, "DBuser", "DB username:" );
1320         ?></div>
1321         <div class="config-input"><?php
1322                 aField( $conf, "DBpassword", "DB password:", "password" );
1323         ?></div>
1324         <div class="config-input"><?php
1325                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1326         ?></div>
1327         <p class="config-desc">
1328                 If you only have a single user account and database available,
1329                 enter those here. If you have database root access (see below)
1330                 you can specify new accounts/databases to be created. This account
1331                 will not be created if it pre-exists. If this is the case, ensure that it
1332                 has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1333         </p>
1334
1335         <div class="config-input">
1336                 <label class="column">Superuser account:</label>
1337                 <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?>/>
1338                 &nbsp;<label for="useroot">Use superuser account</label>
1339         </div>
1340         <div class="config-input">
1341                 <?php
1342                 aField( $conf, "RootUser", "Superuser name:", "superuser" );
1343                 ?>
1344         </div>
1345         <div class="config-input">
1346                 <?php
1347                 aField( $conf, "RootPW", "Superuser password:", "password" );
1348                 ?>
1349         </div>
1350
1351         <p class="config-desc">
1352                 If the database user specified above does not exist, or does not have access to create
1353                 the database (if needed) or tables within it, please check the box and provide details
1354                 of a superuser account, such as <strong>root</strong>, which does.
1355         </p>
1356
1357         <?php database_switcher('mysql'); ?>
1358         <div class="config-input"><?php
1359                 aField( $conf, "DBprefix", "Database table prefix:" );
1360         ?></div>
1361         <div class="config-desc">
1362                 <p>If you need to share one database between multiple wikis, or
1363                 between MediaWiki and another web application, you may choose to
1364                 add a prefix to all the table names to avoid conflicts.</p>
1365
1366                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1367         </div>
1368
1369         <div class="config-input"><label class="column">Storage Engine</label>
1370                 <div>Select one:</div>
1371                 <ul class="plain">
1372                 <li><?php aField( $conf, "DBengine", "InnoDB", "radio", "InnoDB" ); ?></li>
1373                 <li><?php aField( $conf, "DBengine", "MyISAM", "radio", "MyISAM" ); ?></li>
1374                 </ul>
1375         </div>
1376         <p class="config-desc">
1377                 InnoDB is best for public web installations, since it has good concurrency
1378                 support. MyISAM may be faster in single-user installations. MyISAM databases
1379                 tend to get corrupted more often than InnoDB databases.
1380         </p>
1381         <div class="config-input"><label class="column">Database character set</label>
1382                 <div>Select one:</div>
1383                 <ul class="plain">
1384                 <li><?php aField( $conf, "DBschema", "Backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1385                 <li><?php aField( $conf, "DBschema", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1386                 <li><?php aField( $conf, "DBschema", "Experimental MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1387                 </ul>
1388         </div>
1389         <p class="config-desc">
1390                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1391                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1392                 cause things to break. <b>If upgrading an older installation, leave
1393                 in backwards-compatible mode.</b>
1394         </p>
1395         </div>
1396
1397         <?php database_switcher('postgres'); ?>
1398         <div class="config-input"><?php
1399                 aField( $conf, "DBport", "Database port:" );
1400         ?></div>
1401         <div class="config-input"><?php
1402                 aField( $conf, "DBmwschema", "Schema for mediawiki:" );
1403         ?></div>
1404         <div class="config-input"><?php
1405                 aField( $conf, "DBts2schema", "Schema for tsearch2:" );
1406         ?></div>
1407         <div class="config-desc">
1408                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1409                 so it is recommended that you create a new user. The above schemas are generally correct:
1410         only change them if you are sure you need to.</p>
1411         </div>
1412         </fieldset>
1413
1414         <div class="config-input" style="padding:2em 0 3em">
1415                 <label class='column'>&nbsp;</label>
1416                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1417         </div>
1418
1419 </div>
1420
1421 <script type="text/javascript">
1422 window.onload = toggleDBarea('<?php echo $conf->DBtype; ?>',
1423 <?php
1424         ## If they passed in a root user name, don't populate it on page load
1425         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1426 ?>);
1427 </script>
1428
1429 </form>
1430
1431 <?php
1432 }
1433
1434 /* -------------------------------------------------------------------------------------- */
1435 function writeSuccessMessage() {
1436  $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1437         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1438                 echo <<<EOT
1439 <div class="success-box">
1440 <p>Installation successful!</p>
1441 <p>To complete the installation, please do the following:
1442 <ol>
1443         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1444         <li>Upload it to the parent directory</li>
1445         <li>Delete config/LocalSettings.php</li>
1446         <li>Start using <a href='../$script'>your wiki</a>!
1447 </ol>
1448 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1449 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1450 which means that anyone on the same server can read your database password! Downloading
1451 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1452 </div>
1453 EOT;
1454         } else {
1455                 echo <<<EOT
1456 <div class="success-box">
1457 <p>
1458 <span class="success-message">Installation successful!</span>
1459 Move the <tt>config/LocalSettings.php</tt> file to the parent directory, then follow
1460 <a href="../$script"> this link</a> to your wiki.</p>
1461 <p>You should change file permissions for <tt>LocalSettings.php</tt> as required to
1462 prevent other users on the server reading passwords and altering configuration data.</p>
1463 </div>
1464 EOT;
1465         }
1466 }
1467
1468
1469 function escapePhpString( $string ) {
1470         return strtr( $string,
1471                 array(
1472                         "\n" => "\\n",
1473                         "\r" => "\\r",
1474                         "\t" => "\\t",
1475                         "\\" => "\\\\",
1476                         "\$" => "\\\$",
1477                         "\"" => "\\\""
1478                 ));
1479 }
1480
1481 function writeLocalSettings( $conf ) {
1482         $conf->PasswordSender = $conf->EmergencyContact;
1483         $magic = ($conf->ImageMagick ? "" : "# ");
1484         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1485         $rights = ($conf->RightsUrl) ? "" : "# ";
1486         $hashedUploads = $conf->safeMode ? '' : '# ';
1487
1488         switch ( $conf->Shm ) {
1489                 case 'memcached':
1490                         $cacheType = 'CACHE_MEMCACHED';
1491                         $mcservers = var_export( $conf->MCServerArray, true );
1492                         break;
1493                 case 'turck':
1494                 case 'xcache':
1495                 case 'apc':
1496                 case 'eaccel':
1497                         $cacheType = 'CACHE_ACCEL';
1498                         $mcservers = 'array()';
1499                         break;
1500                 default:
1501                         $cacheType = 'CACHE_NONE';
1502                         $mcservers = 'array()';
1503         }
1504
1505         if ( $conf->Email == 'email_enabled' ) {
1506                 $enableemail = 'true';
1507                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1508                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1509                 switch ( $conf->Enotif ) {
1510                         case 'enotif_usertalk':
1511                                 $enotifusertalk = 'true';
1512                                 $enotifwatchlist = 'false';
1513                                 break;
1514                         case 'enotif_allpages':
1515                                 $enotifusertalk = 'true';
1516                                 $enotifwatchlist = 'true';
1517                                 break;
1518                         default:
1519                                 $enotifusertalk = 'false';
1520                                 $enotifwatchlist = 'false';
1521                 }
1522         } else {
1523                 $enableuseremail = 'false';
1524                 $enableemail = 'false';
1525                 $eauthent = 'false';
1526                 $enotifusertalk = 'false';
1527                 $enotifwatchlist = 'false';
1528         }
1529
1530         $file = @fopen( "/dev/urandom", "r" );
1531         if ( $file ) {
1532                 $secretKey = bin2hex( fread( $file, 32 ) );
1533                 fclose( $file );
1534         } else {
1535                 $secretKey = "";
1536                 for ( $i=0; $i<8; $i++ ) {
1537                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1538                 }
1539                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1540         }
1541
1542         # Add slashes to strings for double quoting
1543         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1544         if( $conf->License == 'gfdl' ) {
1545                 # Needs literal string interpolation for the current style path
1546                 $slconf['RightsIcon'] = $conf->RightsIcon;
1547         }
1548
1549         $localsettings = "
1550 # This file was automatically generated by the MediaWiki installer.
1551 # If you make manual changes, please keep track in case you need to
1552 # recreate them later.
1553 #
1554 # See includes/DefaultSettings.php for all configurable settings
1555 # and their default values, but don't forget to make changes in _this_
1556 # file, not there.
1557
1558 # If you customize your file layout, set \$IP to the directory that contains
1559 # the other MediaWiki files. It will be used as a base to locate files.
1560 if( defined( 'MW_INSTALL_PATH' ) ) {
1561         \$IP = MW_INSTALL_PATH;
1562 } else {
1563         \$IP = dirname( __FILE__ );
1564 }
1565
1566 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1567 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1568
1569 require_once( \"includes/DefaultSettings.php\" );
1570
1571 # If PHP's memory limit is very low, some operations may fail.
1572 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1573
1574 if ( \$wgCommandLineMode ) {
1575         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1576                 die( \"This script must be run from the command line\\n\" );
1577         }
1578 }
1579 ## Uncomment this to disable output compression
1580 # \$wgDisableOutputCompression = true;
1581
1582 \$wgSitename         = \"{$slconf['Sitename']}\";
1583
1584 ## The URL base path to the directory containing the wiki;
1585 ## defaults for all runtime URL paths are based off of this.
1586 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1587 \$wgScriptExtension  = \"{$slconf['ScriptExtension']}\";
1588
1589 ## For more information on customizing the URLs please see:
1590 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1591
1592 \$wgEnableEmail      = $enableemail;
1593 \$wgEnableUserEmail  = $enableuseremail;
1594
1595 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1596 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1597
1598 ## For a detailed description of the following switches see
1599 ## http://www.mediawiki.org/wiki/Extension:Email_notification
1600 ## and http://www.mediawiki.org/wiki/Extension:Email_notification
1601 ## There are many more options for fine tuning available see
1602 ## /includes/DefaultSettings.php
1603 ## UPO means: this is also a user preference option
1604 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1605 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1606 \$wgEmailAuthentication = $eauthent;
1607
1608 \$wgDBtype           = \"{$slconf['DBtype']}\";
1609 \$wgDBserver         = \"{$slconf['DBserver']}\";
1610 \$wgDBname           = \"{$slconf['DBname']}\";
1611 \$wgDBuser           = \"{$slconf['DBuser']}\";
1612 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1613
1614 # MySQL specific settings
1615 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1616
1617 # MySQL table options to use during installation or update
1618 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1619
1620 # Experimental charset support for MySQL 4.1/5.0.
1621 \$wgDBmysql5 = {$conf->DBmysql5};
1622
1623 # Postgres specific settings
1624 \$wgDBport           = \"{$slconf['DBport']}\";
1625 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1626 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";
1627
1628 ## Shared memory settings
1629 \$wgMainCacheType = $cacheType;
1630 \$wgMemCachedServers = $mcservers;
1631
1632 ## To enable image uploads, make sure the 'images' directory
1633 ## is writable, then set this to true:
1634 \$wgEnableUploads       = false;
1635 {$magic}\$wgUseImageMagick = true;
1636 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1637
1638 ## If you want to use image uploads under safe mode,
1639 ## create the directories images/archive, images/thumb and
1640 ## images/temp, and make them all writable. Then uncomment
1641 ## this, if it's not already uncommented:
1642 {$hashedUploads}\$wgHashedUploadDirectory = false;
1643
1644 ## If you have the appropriate support software installed
1645 ## you can enable inline LaTeX equations:
1646 \$wgUseTeX           = false;
1647
1648 \$wgLocalInterwiki   = \$wgSitename;
1649
1650 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1651
1652 \$wgProxyKey = \"$secretKey\";
1653
1654 ## Default skin: you can change the default skin. Use the internal symbolic
1655 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1656 \$wgDefaultSkin = 'monobook';
1657
1658 ## For attaching licensing metadata to pages, and displaying an
1659 ## appropriate copyright notice / icon. GNU Free Documentation
1660 ## License and Creative Commons licenses are supported so far.
1661 {$rights}\$wgEnableCreativeCommonsRdf = true;
1662 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1663 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1664 \$wgRightsText = \"{$slconf['RightsText']}\";
1665 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1666 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1667
1668 \$wgDiff3 = \"{$slconf['diff3']}\";
1669
1670 # When you make changes to this configuration file, this will make
1671 # sure that cached pages are cleared.
1672 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1673 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1674         "; ## End of setting the $localsettings string
1675
1676         // Keep things in Unix line endings internally;
1677         // the system will write out as local text type.
1678         return str_replace( "\r\n", "\n", $localsettings );
1679 }
1680
1681 function dieout( $text ) {
1682         die( $text . "\n\n</body>\n</html>" );
1683 }
1684
1685 function importVar( &$var, $name, $default = "" ) {
1686         if( isset( $var[$name] ) ) {
1687                 $retval = $var[$name];
1688                 if ( get_magic_quotes_gpc() ) {
1689                         $retval = stripslashes( $retval );
1690                 }
1691         } else {
1692                 $retval = $default;
1693         }
1694         return $retval;
1695 }
1696
1697 function importPost( $name, $default = "" ) {
1698         return importVar( $_POST, $name, $default );
1699 }
1700
1701 function importCheck( $name ) {
1702         return isset( $_POST[$name] );
1703 }
1704
1705 function importRequest( $name, $default = "" ) {
1706         return importVar( $_REQUEST, $name, $default );
1707 }
1708
1709 $radioCount = 0;
1710
1711 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
1712         global $radioCount;
1713         if( $type != "" ) {
1714                 $xtype = "type=\"$type\"";
1715         } else {
1716                 $xtype = "";
1717         }
1718
1719         $id = $field;
1720         $nolabel = ($type == "radio") || ($type == "hidden");
1721
1722         if ($type == 'radio')
1723                 $id .= $radioCount++;
1724
1725         if( $nolabel ) {
1726                 echo "\t\t<label>";
1727         } else {
1728                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1729         }
1730
1731         if( $type == "radio" && $value == $conf->$field ) {
1732                 $checked = "checked='checked'";
1733         } else {
1734                 $checked = "";
1735         }
1736         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
1737         if ($onclick) {
1738                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
1739         }
1740         echo "value=\"";
1741         if( $type == "radio" ) {
1742                 echo htmlspecialchars( $value );
1743         } else {
1744                 echo htmlspecialchars( $conf->$field );
1745         }
1746
1747
1748         echo "\" />\n";
1749         if( $nolabel ) {
1750                 echo " $text</label>\n";
1751         }
1752
1753         global $errs;
1754         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1755 }
1756
1757 function getLanguageList() {
1758         global $wgLanguageNames;
1759         if( !isset( $wgLanguageNames ) ) {
1760                 require_once( "languages/Names.php" );
1761         }
1762
1763         $codes = array();
1764
1765         $d = opendir( "../languages/messages" );
1766         /* In case we are called from the root directory */
1767         if (!$d)
1768                 $d = opendir( "languages/messages");
1769         while( false !== ($f = readdir( $d ) ) ) {
1770                 $m = array();
1771                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1772                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1773                         if( isset( $wgLanguageNames[$code] ) ) {
1774                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1775                         } else {
1776                                 $name = $code;
1777                         }
1778                         $codes[$code] = $name;
1779                 }
1780         }
1781         closedir( $d );
1782         ksort( $codes );
1783         return $codes;
1784 }
1785
1786 #Check for location of an executable
1787 # @param string $loc single location to check
1788 # @param array $names filenames to check for.
1789 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1790 function locate_executable($loc, $names, $versioninfo = false) {
1791         if (!is_array($names))
1792                 $names = array($names);
1793
1794         foreach ($names as $name) {
1795                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1796                 if (file_exists($command)) {
1797                         if (!$versioninfo)
1798                                 return $command;
1799
1800                         $file = str_replace('$1', $command, $versioninfo[0]);
1801                         if (strstr(`$file`, $versioninfo[1]) !== false)
1802                                 return $command;
1803                 }
1804         }
1805         return false;
1806 }
1807
1808 # Test a memcached server
1809 function testMemcachedServer( $server ) {
1810         $hostport = explode(":", $server);
1811         $errstr = false;
1812         $fp = false;
1813         if ( !function_exists( 'fsockopen' ) ) {
1814                 $errstr = "Can't connect to memcached, fsockopen() not present";
1815         }
1816         if ( !$errstr && count( $hostport ) != 2 ) {
1817                 $errstr = 'Please specify host and port';
1818                 var_dump( $hostport );
1819         }
1820         if ( !$errstr ) {
1821                 list( $host, $port ) = $hostport;
1822                 $errno = 0;
1823                 $fsockerr = '';
1824
1825                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1826                 if ( $fp === false ) {
1827                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1828                 }
1829         }
1830         if ( !$errstr ) {
1831                 $command = "version\r\n";
1832                 $bytes = fwrite( $fp, $command );
1833                 if ( $bytes != strlen( $command ) ) {
1834                         $errstr = "Cannot write to memcached socket on $host:$port";
1835                 }
1836         }
1837         if ( !$errstr ) {
1838                 $expected = "VERSION ";
1839                 $response = fread( $fp, strlen( $expected ) );
1840                 if ( $response != $expected ) {
1841                         $errstr = "Didn't get correct memcached response from $host:$port";
1842                 }
1843         }
1844         if ( $fp ) {
1845                 fclose( $fp );
1846         }
1847         if ( !$errstr ) {
1848                 echo "<li>Connected to memcached on $host:$port successfully";
1849         }
1850         return $errstr;
1851 }
1852
1853 function database_picker($conf) {
1854         global $ourdb;
1855         print "\n";
1856         foreach(array_keys($ourdb) as $db) {
1857                 if ($ourdb[$db]['havedriver']) {
1858                         print "<li>";
1859                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
1860                         print "</li>\n";
1861                 }
1862         }
1863         print "\n";
1864 }
1865
1866 function database_switcher($db) {
1867         global $ourdb;
1868         $color = $ourdb[$db]['bgcolor'];
1869         $full = $ourdb[$db]['fullname'];
1870         print "<fieldset id='$db'><legend>$full specific options</legend>\n";
1871 }
1872
1873 function printListItem( $item ) {
1874         print "<li>$item</li>";
1875 }
1876
1877 ?>
1878
1879         <div class="license">
1880         <hr>
1881         <p>This program is free software; you can redistribute it and/or modify
1882          it under the terms of the GNU General Public License as published by
1883          the Free Software Foundation; either version 2 of the License, or
1884          (at your option) any later version.</p>
1885
1886          <p>This program is distributed in the hope that it will be useful,
1887          but WITHOUT ANY WARRANTY; without even the implied warranty of
1888          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1889          GNU General Public License for more details.</p>
1890
1891          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1892          along with this program; if not, write to the Free Software
1893          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1894          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1895         </div>
1896
1897 </div></div></div>
1898
1899
1900 <div id="column-one">
1901         <div class="portlet" id="p-logo">
1902           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1903             href="http://www.mediawiki.org/"
1904             title="Main Page"></a>
1905         </div>
1906         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1907         <div class='portlet'><div class='pBody'>
1908                 <ul>
1909                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1910                         <li><a href="../README">Readme</a></li>
1911                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1912                         <li><a href="../docs/">Documentation</a></li>
1913                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1914                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1915                 </ul>
1916                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright &copy; 2001-2007 by Magnus Manske, Brion Vibber, Lee Daniel Crocker, Tim Starling, Erik M&ouml;ller, Gabriel Wicke and others.</p>
1917         </div></div>
1918 </div>
1919
1920 </div>
1921
1922 </body>
1923 </html>