config/index.php

   1 <?php
   2
   3 # MediaWiki web-based config/installation
   4 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>, 2006 Rob Church <robchur@gmail.com>
   5 # http://www.mediawiki.org/
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with this program; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20 # http://www.gnu.org/copyleft/gpl.html
  21
  22 error_reporting( E_ALL );
  23 header( "Content-type: text/html; charset=utf-8" );
  24 @ini_set( "display_errors", true );
  25
  26 # In case of errors, let output be clean.
  27 $wgRequestTime = microtime( true );
  28
  29 # Attempt to set up the include path, to fix problems with relative includes
  30 $IP = dirname( dirname( __FILE__ ) );
  31 define( 'MW_INSTALL_PATH', $IP );
  32
  33 # Define an entry point and include some files
  34 define( "MEDIAWIKI", true );
  35 define( "MEDIAWIKI_INSTALL", true );
  36
  37 // Run version checks before including other files
  38 // so people don't see a scary parse error.
  39 require_once( "$IP/install-utils.inc" );
  40 install_version_checks();
  41
  42 require_once( "$IP/includes/Defines.php" );
  43 require_once( "$IP/includes/DefaultSettings.php" );
  44 require_once( "$IP/includes/AutoLoader.php" );
  45 require_once( "$IP/includes/MagicWord.php" );
  46 require_once( "$IP/includes/Namespace.php" );
  47 require_once( "$IP/includes/ProfilerStub.php" );
  48 require_once( "$IP/includes/GlobalFunctions.php" );
  49 require_once( "$IP/includes/Hooks.php" );
  50
  51 # If we get an exception, the user needs to know
  52 # all the details
  53 $wgShowExceptionDetails = true;
  54
  55 ## Databases we support:
  56
  57 $ourdb = array();
  58 $ourdb['mysql']['fullname']      = 'MySQL';
  59 $ourdb['mysql']['havedriver']    = 0;
  60 $ourdb['mysql']['compile']       = 'mysql';
  61 $ourdb['mysql']['bgcolor']       = '#ffe5a7';
  62 $ourdb['mysql']['rootuser']      = 'root';
  63
  64 $ourdb['postgres']['fullname']   = 'PostgreSQL';
  65 $ourdb['postgres']['havedriver'] = 0;
  66 $ourdb['postgres']['compile']    = 'pgsql';
  67 $ourdb['postgres']['bgcolor']    = '#aaccff';
  68 $ourdb['postgres']['rootuser']   = 'postgres';
  69
  70 ?>
  71 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  72 <html>
  73 <head>
  74         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  75         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  76         <style type="text/css">
  77
  78                 @import "../skins/monobook/main.css";
  79
  80                 .env-check {
  81                         font-size: 90%;
  82                         margin: 1em 0 1em 2.5em;
  83                 }
  84
  85                 .config-section {
  86                         margin-top: 2em;
  87                 }
  88
  89                 .config-section label.column {
  90                         clear: left;
  91                         font-weight: bold;
  92                         width: 13em;
  93                         float: left;
  94                         text-align: right;
  95                         padding-right: 1em;
  96                         padding-top: .2em;
  97                 }
  98
  99                 .config-input {
 100                         clear: left;
 101                         zoom: 100%; /* IE hack */
 102                 }
 103
 104                 .config-section .config-desc {
 105                         clear: left;
 106                         margin: 0 0 2em 18em;
 107                         padding-top: 1em;
 108                         font-size: 85%;
 109                 }
 110
 111                 .iput-text, .iput-password {
 112                         width: 14em;
 113                         margin-right: 1em;
 114                 }
 115
 116                 .error {
 117                         color: red;
 118                         background-color: #fff;
 119                         font-weight: bold;
 120                         left: 1em;
 121                         font-size: 100%;
 122                 }
 123
 124                 .error-top {
 125                         color: red;
 126                         background-color: #FFF0F0;
 127                         border: 2px solid red;
 128                         font-size: 130%;
 129                         font-weight: bold;
 130                         padding: 1em 1.5em;
 131                         margin: 2em 0 1em;
 132                 }
 133
 134                 ul.plain {
 135                         list-style-type: none;
 136                         list-style-image: none;
 137                         float: left;
 138                         margin: 0;
 139                         padding: 0;
 140                 }
 141
 142                 .btn-install {
 143                         font-weight: bold;
 144                         font-size: 110%;
 145                         padding: .2em .3em;
 146                 }
 147
 148                 .license {
 149                         font-size: 85%;
 150                         padding-top: 3em;
 151                 }
 152
 153                 span.success-message {
 154                         font-weight: bold;
 155                         font-size: 110%;
 156                         color: green;
 157                 }
 158                 .success-box {
 159                         font-size: 130%;
 160                 }
 161
 162         </style>
 163         <script type="text/javascript">
 164         <!--
 165         function hideall() {
 166                 <?php foreach (array_keys($ourdb) as $db) {
 167                 echo "\n                document.getElementById('$db').style.display='none';";
 168                 }
 169                 ?>
 170
 171         }
 172         function toggleDBarea(id,defaultroot) {
 173                 hideall();
 174                 var dbarea = document.getElementById(id).style;
 175                 dbarea.display = (dbarea.display == 'none') ? 'block' : 'none';
 176                 var db = document.getElementById('RootUser');
 177                 if (defaultroot) {
 178 <?php foreach (array_keys($ourdb) as $db) {
 179                         echo "                  if (id == '$db') { db.value = '".$ourdb[$db]['rootuser']."';}\n";
 180 }?>
 181                 }
 182         }
 183         // -->
 184         </script>
 185 </head>
 186
 187 <body>
 188 <div id="globalWrapper">
 189 <div id="column-content">
 190 <div id="content">
 191 <div id="bodyContent">
 192
 193 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 194
 195 <?php
 196
 197 /* Check for existing configurations and bug out! */
 198
 199 if( file_exists( "../LocalSettings.php" ) ) {
 200         $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 201  dieout( "<p><strong>Setup has completed, <a href='../$script'>your wiki</a> is configured.</strong></p>
 202
 203         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 204 }
 205
 206 if( file_exists( "./LocalSettings.php" ) ) {
 207         writeSuccessMessage();
 208
 209         dieout( '' );
 210 }
 211
 212 if( !is_writable( "." ) ) {
 213         dieout( "<h2>Can't write config file, aborting</h2>
 214
 215         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 216         writable by the web server. Once configuration is done you'll move the created
 217         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 218         then remove the <tt>config</tt> subdirectory entirely.</p>
 219
 220         <p>To make the directory writable on a Unix/Linux system:</p>
 221
 222         <pre>
 223         cd <i>/path/to/wiki</i>
 224         chmod a+w config
 225         </pre>
 226
 227         <p>Afterwards retry to start the <a href=\"\">setup</a>.</p>" );
 228 }
 229
 230
 231 require_once( "$IP/install-utils.inc" );
 232 require_once( "$IP/maintenance/updaters.inc" );
 233
 234 class ConfigData {
 235         function getEncoded( $data ) {
 236                 # removing latin1 support, no need...
 237                 return $data;
 238         }
 239         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 240         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 241         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 242
 243         function setSchema( $schema, $engine ) {
 244                 $this->DBschema = $schema;
 245                 if ( !preg_match( '/^\w*$/', $engine ) ){
 246                         $engine = 'InnoDB';
 247                 }
 248                 switch ( $this->DBschema ) {
 249                         case 'mysql5':
 250                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=utf8";
 251                                 $this->DBmysql5 = 'true';
 252                                 break;
 253                         case 'mysql5-binary':
 254                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=binary";
 255                                 $this->DBmysql5 = 'true';
 256                                 break;
 257                         default:
 258                                 $this->DBTableOptions = "TYPE=$engine";
 259                                 $this->DBmysql5 = 'false';
 260                 }
 261                 $this->DBengine = $engine;
 262
 263                 # Set the global for use during install
 264                 global $wgDBTableOptions;
 265                 $wgDBTableOptions = $this->DBTableOptions;
 266         }
 267 }
 268
 269 ?>
 270
 271 <ul>
 272         <li>
 273                 <b>Don't forget security updates!</b> Keep an eye on the
 274                 <a href="http://lists.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 275                 release announcements mailing list</a>.
 276         </li>
 277 </ul>
 278
 279
 280 <h2>Checking environment...</h2>
 281 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 282 <ul class="env-check">
 283 <?php
 284 $endl = "
 285 ";
 286 define( 'MW_NO_OUTPUT_BUFFER', 1 );
 287 $conf = new ConfigData;
 288
 289 install_version_checks();
 290 $self = 'Installer'; # Maintenance script name, to please Setup.php
 291
 292 print "<li>PHP " . phpversion() . " installed</li>\n";
 293
 294 error_reporting( 0 );
 295 $phpdatabases = array();
 296 foreach (array_keys($ourdb) as $db) {
 297         $compname = $ourdb[$db]['compile'];
 298         if( extension_loaded( $compname ) || ( mw_have_dl() && dl( "{$compname}." . PHP_SHLIB_SUFFIX ) ) ) {
 299                 array_push($phpdatabases, $db);
 300                 $ourdb[$db]['havedriver'] = 1;
 301         }
 302 }
 303 error_reporting( E_ALL );
 304
 305 if (!$phpdatabases) {
 306         print "Could not find a suitable database driver!<ul>";
 307         foreach (array_keys($ourdb) AS $db) {
 308                 $comp = $ourdb[$db]['compile'];
 309                 $full = $ourdb[$db]['fullname'];
 310                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 311                         ."or install the $comp.so module</li>\n";
 312         }
 313         dieout( "</ul></ul>" );
 314 }
 315
 316 print "<li>Found database drivers for:";
 317 $DefaultDBtype = '';
 318 foreach (array_keys($ourdb) AS $db) {
 319         if ($ourdb[$db]['havedriver']) {
 320                 if ( $DefaultDBtype == '' ) {
 321                         $DefaultDBtype = $db;
 322                 }
 323                 print "  ".$ourdb[$db]['fullname'];
 324         }
 325 }
 326 print "</li>\n";
 327
 328 if( wfIniGetBool( "register_globals" ) ) {
 329         ?>
 330         <li>
 331                 <div style="font-size:110%">
 332                 <strong class="error">Warning:</strong>
 333                 <strong>PHP's <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 334                 </div>
 335                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 336         </li>
 337         <?php
 338 }
 339
 340 $fatal = false;
 341
 342 if( wfIniGetBool( "magic_quotes_runtime" ) ) {
 343         $fatal = true;
 344         ?><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>
 345         This option corrupts data input unpredictably; you cannot install or use
 346         MediaWiki unless this option is disabled.
 347         <?php
 348 }
 349
 350 if( wfIniGetBool( "magic_quotes_sybase" ) ) {
 351         $fatal = true;
 352         ?><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>
 353         This option corrupts data input unpredictably; you cannot install or use
 354         MediaWiki unless this option is disabled.
 355         <?php
 356 }
 357
 358 if( wfIniGetBool( "mbstring.func_overload" ) ) {
 359         $fatal = true;
 360         ?><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>
 361         This option causes errors and may corrupt data unpredictably;
 362         you cannot install or use MediaWiki unless this option is disabled.
 363         <?php
 364 }
 365
 366 if( wfIniGetBool( "zend.ze1_compatibility_mode" ) ) {
 367         $fatal = true;
 368         ?><li class="error"><strong>Fatal: <a href="http://www.php.net/manual/en/ini.core.php">zend.ze1_compatibility_mode</a> is active!</strong>
 369         This option causes horrible bugs with MediaWiki; you cannot install or use
 370         MediaWiki unless this option is disabled.
 371         <?php
 372 }
 373
 374
 375 if( $fatal ) {
 376         dieout( "</ul><p>Cannot install MediaWiki.</p>" );
 377 }
 378
 379 if( wfIniGetBool( "safe_mode" ) ) {
 380         $conf->safeMode = true;
 381         ?>
 382         <li><b class='error'>Warning:</b> <strong>PHP's
 383         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 384         You may have problems caused by this, particularly if using image uploads.
 385         </li>
 386         <?php
 387 } else {
 388         $conf->safeMode = false;
 389 }
 390
 391 $sapi = php_sapi_name();
 392 print "<li>PHP server API is $sapi; ";
 393 $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 394 if( $wgUsePathInfo ) {
 395  print "ok, using pretty URLs (<tt>$script/Page_Title</tt>)";
 396 } else {
 397         print "using ugly URLs (<tt>$script?title=Page_Title</tt>)";
 398 }
 399 print "</li>\n";
 400
 401 $conf->xml = function_exists( "utf8_encode" );
 402 if( $conf->xml ) {
 403         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 404 } else {
 405         dieout( "PHP's XML module is missing; the wiki requires functions in
 406                 this module and won't work in this configuration.
 407                 If you're running Mandrake, install the php-xml package." );
 408 }
 409
 410 # Check for session support
 411 if( !function_exists( 'session_name' ) )
 412         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 413
 414 # session.save_path doesn't *have* to be set, but if it is, and it's
 415 # not valid/writable/etc. then it can cause problems
 416 $sessionSavePath = mw_get_session_save_path();
 417 $ssp = htmlspecialchars( $sessionSavePath );
 418 # Warn the user if it's not set, but let them proceed
 419 if( !$sessionSavePath ) {
 420         print "<li><strong>Warning:</strong> A value for <tt>session.save_path</tt>
 421         has not been set in PHP.ini. If the default value causes problems with
 422         saving session data, set it to a valid path which is read/write/execute
 423         for the user your web server is running under.</li>";
 424 } elseif ( is_dir( $sessionSavePath ) && is_writable( $sessionSavePath ) ) {
 425         # All good? Let the user know
 426         print "<li>Session save path (<tt>{$ssp}</tt>) appears to be valid.</li>";
 427 } else {
 428         # Something not right? Warn the user, but let them proceed
 429         print "<li><strong>Warning:</strong> Your <tt>session.save_path</tt> value (<tt>{$ssp}</tt>)
 430                 appears to be invalid or is not writable. PHP needs to be able to save data to
 431                 this location for correct session operation.</li>";
 432 }
 433
 434 # Check for PCRE support
 435 if( !function_exists( 'preg_match' ) )
 436         dieout( "The PCRE support module appears to be missing. MediaWiki requires the
 437         Perl-compatible regular expression functions." );
 438
 439 $memlimit = ini_get( "memory_limit" );
 440 $conf->raiseMemory = false;
 441 if( empty( $memlimit ) || $memlimit == -1 ) {
 442         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 443 } else {
 444         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". ";
 445         $n = intval( $memlimit );
 446         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 447                 $n = intval( $m[1] * (1024*1024) );
 448         }
 449         if( $n < 20*1024*1024 ) {
 450                 print "Attempting to raise limit to 20M... ";
 451                 if( false === ini_set( "memory_limit", "20M" ) ) {
 452                         print "failed.<br /><b>" . htmlspecialchars( $memlimit ) . " seems too low, installation may fail!</b>";
 453                 } else {
 454                         $conf->raiseMemory = true;
 455                         print "ok.";
 456                 }
 457         }
 458         print "</li>\n";
 459 }
 460
 461 $conf->turck = function_exists( 'mmcache_get' );
 462 if ( $conf->turck ) {
 463         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 464 }
 465
 466 $conf->xcache = function_exists( 'xcache_get' );
 467 if( $conf->xcache )
 468         print "<li><a href=\"http://trac.lighttpd.net/xcache/\">XCache</a> installed</li>";
 469
 470 $conf->apc = function_exists('apc_fetch');
 471 if ($conf->apc ) {
 472         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>";
 473 }
 474
 475 $conf->eaccel = function_exists( 'eaccelerator_get' );
 476 if ( $conf->eaccel ) {
 477         $conf->turck = 'eaccelerator';
 478         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 479 }
 480
 481 if( !( $conf->turck || $conf->eaccel || $conf->apc || $conf->xcache ) ) {
 482         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 483                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a>,
 484                 <a href="http://www.php.net/apc">APC</a> or <a href="http://trac.lighttpd.net/xcache/">XCache</a>;
 485                 cannot use these for object caching.</li>' );
 486 }
 487
 488 $conf->diff3 = false;
 489 $diff3locations = array_merge(
 490         array(
 491                 "/usr/bin",
 492                 "/usr/local/bin",
 493                 "/opt/csw/bin",
 494                 "/usr/gnu/bin",
 495                 "/usr/sfw/bin" ),
 496         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 497 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 498
 499 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 500 foreach ($diff3locations as $loc) {
 501         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 502         if ($exe !== false) {
 503                 $conf->diff3 = $exe;
 504                 break;
 505         }
 506 }
 507
 508 if ($conf->diff3)
 509         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 510 else
 511         print "<li>GNU diff3 not found.</li>";
 512
 513 $conf->ImageMagick = false;
 514 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 515 foreach( $imcheck as $dir ) {
 516         $im = "$dir/convert";
 517         if( @file_exists( $im ) ) {
 518                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 519                 $conf->ImageMagick = $im;
 520                 break;
 521         }
 522 }
 523
 524 $conf->HaveGD = function_exists( "imagejpeg" );
 525 if( $conf->HaveGD ) {
 526         print "<li>Found GD graphics library built-in";
 527         if( !$conf->ImageMagick ) {
 528                 print ", image thumbnailing will be enabled if you enable uploads";
 529         }
 530         print ".</li>\n";
 531 } else {
 532         if( !$conf->ImageMagick ) {
 533                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 534         }
 535 }
 536
 537 $conf->IP = dirname( dirname( __FILE__ ) );
 538 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 539
 540
 541 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 542 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 543 // to get the path to the current script... hopefully it's reliable. SIGH
 544 $path = ($_SERVER["PHP_SELF"] === '')
 545         ? $_SERVER["SCRIPT_NAME"]
 546         : $_SERVER["PHP_SELF"];
 547
 548 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 549 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 550
 551
 552
 553 // We may be installing from *.php5 extension file, if so, print message
 554 $conf->ScriptExtension = '.php';
 555 if (defined('MW_INSTALL_PHP5_EXT')) {
 556     $conf->ScriptExtension = '.php5';
 557     print "<li>Installing MediaWiki with <tt>php5</tt> file extensions</li>\n";
 558 } else {
 559     print "<li>Installing MediaWiki with <tt>php</tt> file extensions</li>\n";
 560 }
 561
 562
 563 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 564         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 565
 566         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 567         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 568                 ? 'root@localhost'
 569                 : $_SERVER["SERVER_ADMIN"];
 570         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 571         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 572 ?>
 573
 574 <?php
 575         $conf->DBserver = importPost( "DBserver", "localhost" );
 576         $conf->DBname = importPost( "DBname", "wikidb" );
 577         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 578         $conf->DBpassword = importPost( "DBpassword" );
 579         $conf->DBpassword2 = importPost( "DBpassword2" );
 580         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 581         $conf->SysopPass = importPost( "SysopPass" );
 582         $conf->SysopPass2 = importPost( "SysopPass2" );
 583         $conf->RootUser = importPost( "RootUser", "root" );
 584         $conf->RootPW = importPost( "RootPW", "" );
 585         $useRoot = importCheck( 'useroot', false );
 586         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 587
 588         ## MySQL specific:
 589         $conf->DBprefix     = importPost( "DBprefix" );
 590         $conf->setSchema(
 591                 importPost( "DBschema", "mysql4" ),
 592                 importPost( "DBengine", "InnoDB" ) );
 593
 594         ## Postgres specific:
 595         $conf->DBport      = importPost( "DBport",      "5432" );
 596         $conf->DBmwschema  = importPost( "DBmwschema",  "mediawiki" );
 597         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 598
 599 /* Check for validity */
 600 $errs = array();
 601
 602 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 603         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 604 }
 605 if( $conf->DBuser == "" ) {
 606         $errs["DBuser"] = "Must not be blank";
 607 }
 608 if( ($conf->DBtype == 'mysql') && (strlen($conf->DBuser) > 16) ) {
 609         $errs["DBuser"] = "Username too long";
 610 }
 611 if( $conf->DBpassword == "" && $conf->DBtype != "postgres" ) {
 612         $errs["DBpassword"] = "Must not be blank";
 613 }
 614 if( $conf->DBpassword != $conf->DBpassword2 ) {
 615         $errs["DBpassword2"] = "Passwords don't match!";
 616 }
 617 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 618         $errs["DBprefix"] = "Invalid table prefix";
 619 }
 620
 621 error_reporting( E_ALL );
 622
 623 /**
 624  * Initialise $wgLang and $wgContLang to something so we can
 625  * call case-folding methods. Per Brion, this is English for
 626  * now, although we could be clever and initialise to the
 627  * user-selected language.
 628  */
 629 $wgContLang = Language::factory( 'en' );
 630 $wgLang = $wgContLang;
 631
 632 /**
 633  * We're messing about with users, so we need a stub
 634  * authentication plugin...
 635  */
 636 $wgAuth = new AuthPlugin();
 637
 638 /**
 639  * Validate the initial administrator account; username,
 640  * password checks, etc.
 641  */
 642 if( $conf->SysopName ) {
 643         # Check that the user can be created
 644         $u = User::newFromName( $conf->SysopName );
 645         if( is_a($u, 'User') ) { // please do not use instanceof, it breaks PHP4
 646                 # Various password checks
 647                 if( $conf->SysopPass != '' ) {
 648                         if( $conf->SysopPass == $conf->SysopPass2 ) {
 649                                 if( !$u->isValidPassword( $conf->SysopPass ) ) {
 650                                         $errs['SysopPass'] = "Bad password";
 651                                 }
 652                         } else {
 653                                 $errs['SysopPass2'] = "Passwords don't match";
 654                         }
 655                 } else {
 656                         $errs['SysopPass'] = "Cannot be blank";
 657                 }
 658                 unset( $u );
 659         } else {
 660                 $errs['SysopName'] = "Bad username";
 661         }
 662 }
 663
 664 $conf->License = importRequest( "License", "none" );
 665 if( $conf->License == "gfdl" ) {
 666         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 667         $conf->RightsText = "GNU Free Documentation License 1.2";
 668         $conf->RightsCode = "gfdl";
 669         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 670 } elseif( $conf->License == "none" ) {
 671         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 672 } else {
 673         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 674         $conf->RightsText = importRequest( "RightsText", "" );
 675         $conf->RightsCode = importRequest( "RightsCode", "" );
 676         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 677 }
 678
 679 $conf->Shm = importRequest( "Shm", "none" );
 680 $conf->MCServers = importRequest( "MCServers" );
 681
 682 /* Test memcached servers */
 683
 684 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 685         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 686         foreach ( $conf->MCServerArray as $server ) {
 687                 $error = testMemcachedServer( $server );
 688                 if ( $error ) {
 689                         $errs["MCServers"] = $error;
 690                         break;
 691                 }
 692         }
 693 } else if ( $conf->Shm == 'memcached' ) {
 694         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 695 }
 696
 697 /* default values for installation */
 698 $conf->Email     = importRequest("Email", "email_enabled");
 699 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 700 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 701 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 702
 703 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 704         do { /* So we can 'continue' to end prematurely */
 705                 $conf->Root = ($conf->RootPW != "");
 706
 707                 /* Load up the settings and get installin' */
 708                 $local = writeLocalSettings( $conf );
 709                 echo "<li style=\"list-style: none\">\n";
 710                 echo "<p><b>Generating configuration file...</b></p>\n";
 711                 echo "</li>\n";
 712
 713                 $wgCommandLineMode = false;
 714                 chdir( ".." );
 715                 $ok = eval( $local );
 716                 if( $ok === false ) {
 717                         dieout( "Errors in generated configuration; " .
 718                                 "most likely due to a bug in the installer... " .
 719                                 "Config file was: " .
 720                                 "<pre>" .
 721                                 htmlspecialchars( $local ) .
 722                                 "</pre>" .
 723                                 "</ul>" );
 724                 }
 725                 $conf->DBtypename = '';
 726                 foreach (array_keys($ourdb) as $db) {
 727                         if ($conf->DBtype === $db)
 728                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 729                 }
 730                 if ( ! strlen($conf->DBtype)) {
 731                         $errs["DBpicktype"] = "Please choose a database type";
 732                         continue;
 733                 }
 734
 735                 if (! $conf->DBtypename) {
 736                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 737                         continue;
 738                 }
 739                 print "<li>Database type: {$conf->DBtypename}</li>\n";
 740                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 741                 $wgDBtype = $conf->DBtype;
 742                 $wgDBadminuser = "root";
 743                 $wgDBadminpassword = $conf->RootPW;
 744
 745                 ## Mysql specific:
 746                 $wgDBprefix = $conf->DBprefix;
 747
 748                 ## Postgres specific:
 749                 $wgDBport      = $conf->DBport;
 750                 $wgDBmwschema  = $conf->DBmwschema;
 751                 $wgDBts2schema = $conf->DBts2schema;
 752
 753                 $wgCommandLineMode = true;
 754                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 755                 require_once( "$IP/includes/Setup.php" );
 756                 chdir( "config" );
 757
 758                 $wgTitle = Title::newFromText( "Installation script" );
 759                 error_reporting( E_ALL );
 760                 print "<li>Loading class: $dbclass";
 761                 $dbc = new $dbclass;
 762
 763                 if( $conf->DBtype == 'mysql' ) {
 764                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 765                         if( $mysqlOldClient ) {
 766                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 767                                         using a MySQL 4.1 server and have problems connecting to the database,
 768                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 769                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 770                         }
 771                         $ok = true; # Let's be optimistic
 772
 773                         # Decide if we're going to use the superuser or the regular database user
 774                         $conf->Root = $useRoot;
 775                         if( $conf->Root ) {
 776                                 $db_user = $conf->RootUser;
 777                                 $db_pass = $conf->RootPW;
 778                         } else {
 779                                 $db_user = $wgDBuser;
 780                                 $db_pass = $wgDBpassword;
 781                         }
 782
 783                         # Attempt to connect
 784                         echo( "<li>Attempting to connect to database server as $db_user..." );
 785                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 786
 787                         # Check the connection and respond to errors
 788                         if( $wgDatabase->isOpen() ) {
 789                                 # Seems OK
 790                                 $ok = true;
 791                                 $wgDBadminuser = $db_user;
 792                                 $wgDBadminpassword = $db_pass;
 793                                 echo( "success.</li>\n" );
 794                                 $wgDatabase->ignoreErrors( true );
 795                                 $myver = $wgDatabase->getServerVersion();
 796                         } else {
 797                                 # There were errors, report them and back out
 798                                 $ok = false;
 799                                 $errno = mysql_errno();
 800                                 $errtx = htmlspecialchars( mysql_error() );
 801                                 switch( $errno ) {
 802                                         case 1045:
 803                                         case 2000:
 804                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 805                                                 if( $conf->Root ) {
 806                                                         # The superuser details are wrong
 807                                                         $errs["RootUser"] = "Check username";
 808                                                         $errs["RootPW"] = "and password";
 809                                                 } else {
 810                                                         # The regular user details are wrong
 811                                                         $errs["DBuser"] = "Check username";
 812                                                         $errs["DBpassword"] = "and password";
 813                                                 }
 814                                                 break;
 815                                         case 2002:
 816                                         case 2003:
 817                                         default:
 818                                                 # General connection problem
 819                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 820                                                 $errs["DBserver"] = "Connection failed";
 821                                                 break;
 822                                 } # switch
 823                         } #conn. att.
 824
 825                         if( !$ok ) { continue; }
 826
 827                 } else /* not mysql */ {
 828                         error_reporting( E_ALL );
 829                         $wgSuperUser = '';
 830                         ## Possible connect as a superuser
 831                         if( $useRoot ) {
 832                                 $wgDBsuperuser = $conf->RootUser;
 833                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"$wgDBsuperuser\"..." );
 834                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
 835                                 if (!$wgDatabase->isOpen()) {
 836                                         print " error: " . $wgDatabase->lastError() . "</li>\n";
 837                                         $errs["DBserver"] = "Could not connect to database as superuser";
 838                                         $errs["RootUser"] = "Check username";
 839                                         $errs["RootPW"] = "and password";
 840                                         continue;
 841                                 }
 842                                 $wgDatabase->initial_setup($conf->RootPW, 'postgres');
 843                         }
 844                         echo( "<li>Attempting to connect to database \"$wgDBname\" as \"$wgDBuser\"..." );
 845                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 846                         if (!$wgDatabase->isOpen()) {
 847                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 848                         } else {
 849                                 $myver = $wgDatabase->getServerVersion();
 850                         }
 851                         $wgDatabase->initial_setup('', $wgDBname);
 852                 }
 853
 854                 if ( !$wgDatabase->isOpen() ) {
 855                         $errs["DBserver"] = "Couldn't connect to database";
 856                         continue;
 857                 }
 858
 859                 print "<li>Connected to $myver";
 860                 if ($conf->DBtype == 'mysql') {
 861                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 862                                 dieout( " -- mysql 4.0.14 or later required. Aborting." );
 863                         }
 864                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
 865                         if( $mysqlNewAuth && $mysqlOldClient ) {
 866                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 867                                         to old client libraries; if you have trouble with authentication, see
 868                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 869                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 870                         }
 871                         if( $wgDBmysql5 ) {
 872                                 if( $mysqlNewAuth ) {
 873                                         print "; enabling MySQL 4.1/5.0 charset mode";
 874                                 } else {
 875                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 876                                                 but older version detected; will likely fail.</b>";
 877                                 }
 878                         }
 879                         print "</li>\n";
 880
 881                         @$sel = $wgDatabase->selectDB( $wgDBname );
 882                         if( $sel ) {
 883                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 884                         } else {
 885                                 $err = mysql_errno();
 886                                 $databaseSafe = htmlspecialchars( $wgDBname );
 887                                 if( $err == 1102 /* Invalid database name */ ) {
 888                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
 889                                         continue;
 890                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
 891                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
 892                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
 893                                         continue;
 894                                 }
 895                                 print "<li>Attempting to create database...</li>";
 896                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 897                                 if( !$res ) {
 898                                         print "<li>Couldn't create database <tt>" .
 899                                                 htmlspecialchars( $wgDBname ) .
 900                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 901                                         $errs["RootPW"] = "&lt;- Enter";
 902                                         continue;
 903                                 }
 904                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 905                         }
 906                         $wgDatabase->selectDB( $wgDBname );
 907                 }
 908                 else if ($conf->DBtype == 'postgres') {
 909                         if( version_compare( $myver, "PostgreSQL 8.0" ) < 0 ) {
 910                                 dieout( " <b>Postgres 8.0 or later is required</b>. Aborting.</li></ul>" );
 911                         }
 912                 }
 913
 914                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 915                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 916
 917                         if ( $conf->DBtype == 'mysql') {
 918                                 # Determine existing default character set
 919                                 if ( $wgDatabase->tableExists( "revision" ) ) {
 920                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
 921                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
 922                                         $row = $wgDatabase->fetchObject( $res );
 923                                         if ( !$row ) {
 924                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
 925                                                 $existingSchema = false;
 926                                                 $existingEngine = false;
 927                                         } else {
 928                                                 if ( preg_match( '/^latin1/', $row->Collation ) ) {
 929                                                         $existingSchema = 'mysql4';
 930                                                 } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
 931                                                         $existingSchema = 'mysql5';
 932                                                 } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
 933                                                         $existingSchema = 'mysql5-binary';
 934                                                 } else {
 935                                                         $existingSchema = false;
 936                                                         echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
 937                                                 }
 938                                                 if ( isset( $row->Engine ) ) {
 939                                                         $existingEngine = $row->Engine;
 940                                                 } else {
 941                                                         $existingEngine = $row->Type;
 942                                                 }
 943                                         }
 944                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
 945                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBschema} schema, " .
 946                                                         "but the existing database has the $existingSchema schema. This upgrade script ".
 947                                                         "can't convert it, so it will remain $existingSchema.</li>\n";
 948                                                 $conf->setSchema( $existingSchema, $conf->DBengine );
 949                                         }
 950                                         if ( $existingEngine && $existingEngine != $conf->DBengine ) {
 951                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBengine} storage " .
 952                                                         "engine, but the existing database uses the $existingEngine engine. This upgrade " .
 953                                                         "script can't convert it, so it will remain $existingEngine.</li>\n";
 954                                                 $conf->setSchema( $conf->DBschema, $existingEngine );
 955                                         }
 956                                 }
 957
 958                                 # Create user if required
 959                                 if ( $conf->Root ) {
 960                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 961                                         if ( $conn->isOpen() ) {
 962                                                 print "<li>DB user account ok</li>\n";
 963                                                 $conn->close();
 964                                         } else {
 965                                                 print "<li>Granting user permissions...";
 966                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
 967                                                         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>";
 968                                                 }
 969                                                 print "</li>\n";
 970                                                 dbsource( "../maintenance/users.sql", $wgDatabase );
 971                                         }
 972                                 }
 973                         }
 974                         print "</ul><pre>\n";
 975                         chdir( ".." );
 976                         flush();
 977                         do_all_updates();
 978                         chdir( "config" );
 979                         print "</pre>\n";
 980                         print "<ul><li>Finished update checks.</li>\n";
 981                 } else {
 982                         # Determine available storage engines if possible
 983                         if ( $conf->DBtype == 'mysql' && version_compare( $myver, "4.1.2", "ge" ) ) {
 984                                 $res = $wgDatabase->query( 'SHOW ENGINES' );
 985                                 $found = false;
 986                                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
 987                                         if ( $row->Engine == $conf->DBengine ) {
 988                                                 $found = true;
 989                                                 break;
 990                                         }
 991                                 }
 992                                 $wgDatabase->freeResult( $res );
 993                                 if ( !$found && $conf->DBengine != 'MyISAM' ) {
 994                                         echo "<li><strong>Warning:</strong> {$conf->DBengine} storage engine not available, " .
 995                                                 "using MyISAM instead</li>\n";
 996                                         $conf->setSchema( $conf->DBschema, 'MyISAM' );
 997                                 }
 998                         }
 999
1000                         # FIXME: Check for errors
1001                         print "<li>Creating tables...";
1002                         if ($conf->DBtype == 'mysql') {
1003                                 dbsource( "../maintenance/tables.sql", $wgDatabase );
1004                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
1005                         } else if ($conf->DBtype == 'postgres') {
1006                                 $wgDatabase->setup_database();
1007                         }
1008                         else {
1009                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
1010                                 continue;
1011                         }
1012
1013                         print " done.</li>\n";
1014
1015                         print "<li>Initializing statistics...</li>\n";
1016                         $wgDatabase->insert( 'site_stats',
1017                                 array ( 'ss_row_id'        => 1,
1018                                                 'ss_total_views'   => 0,
1019                                                 'ss_total_edits'   => 1, # Main page first edit
1020                                                 'ss_good_articles' => 0, # Main page is not a good article - no internal link
1021                                                 'ss_total_pages'   => 1, # Main page
1022                                                 'ss_users'         => $conf->SysopName ? 1 : 0, # Sysop account, if created
1023                                                 'ss_admins'        => $conf->SysopName ? 1 : 0, # Sysop account, if created
1024                                                 'ss_images'        => 0 ) );
1025
1026                         # Set up the "regular user" account *if we can, and if we need to*
1027                         if( $conf->Root and $conf->DBtype == 'mysql') {
1028                                 # See if we need to
1029                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1030                                 if( $wgDatabase2->isOpen() ) {
1031                                         # Nope, just close the test connection and continue
1032                                         $wgDatabase2->close();
1033                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>\n" );
1034                                 } else {
1035                                         # Yes, so run the grants
1036                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
1037                                         dbsource( "../maintenance/users.sql", $wgDatabase );
1038                                         echo( "success.</li>\n" );
1039                                 }
1040                         }
1041
1042                         if( $conf->SysopName ) {
1043                                 $u = User::newFromName( $conf->getSysopName() );
1044                                 if ( !$u ) {
1045                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
1046                                 }
1047                                 else if ( 0 == $u->idForName() ) {
1048                                         $u->addToDatabase();
1049                                         $u->setPassword( $conf->getSysopPass() );
1050                                         $u->saveSettings();
1051
1052                                         $u->addGroup( "sysop" );
1053                                         $u->addGroup( "bureaucrat" );
1054
1055                                         print "<li>Created sysop account <tt>" .
1056                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
1057                                 } else {
1058                                         print "<li>Could not create user - already exists!</li>\n";
1059                                 }
1060                         } else {
1061                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
1062                         }
1063
1064                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
1065                         $article = new Article( $titleobj );
1066                         $newid = $article->insertOn( $wgDatabase );
1067                         $revision = new Revision( array(
1068                                 'page'      => $newid,
1069                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
1070                                 'comment'   => '',
1071                                 'user'      => 0,
1072                                 'user_text' => 'MediaWiki default',
1073                                 ) );
1074                         $revid = $revision->insertOn( $wgDatabase );
1075                         $article->updateRevisionOn( $wgDatabase, $revision );
1076                 }
1077
1078                 /* Write out the config file now that all is well */
1079                 print "<li style=\"list-style: none\">\n";
1080                 print "<p>Creating LocalSettings.php...</p>\n\n";
1081                 $localSettings = "<" . "?php$endl$local";
1082                 // Fix up a common line-ending problem (due to CVS on Windows)
1083                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
1084                 $f = fopen( "LocalSettings.php", 'xt' );
1085
1086                 if( $f == false ) {
1087                         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" .
1088                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
1089                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
1090                 }
1091                 if(fwrite( $f, $localSettings ) ) {
1092                         fclose( $f );
1093                         print "</li></ul><hr/>\n";
1094                         writeSuccessMessage();
1095                 } else {
1096                         fclose( $f );
1097                         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");
1098                         print "</li></ul>\n";
1099                 }
1100
1101         } while( false );
1102 }
1103 ?>
1104 </ul>
1105
1106
1107 <?php
1108
1109 if( count( $errs ) ) {
1110         /* Display options form */
1111
1112         if( $conf->posted ) {
1113                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1114         }
1115 ?>
1116
1117 <form action="<?php echo defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php'; ?>" name="config" method="post">
1118
1119
1120 <h2>Site config</h2>
1121
1122 <div class="config-section">
1123         <div class="config-input">
1124                 <?php
1125                 aField( $conf, "Sitename", "Wiki name:" );
1126                 ?>
1127         </div>
1128         <p class="config-desc">
1129                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1130                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1131         </p>
1132
1133         <div class="config-input">
1134                 <?php
1135                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
1136                 ?>
1137         </div>
1138         <p class="config-desc">
1139                 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.
1140         </p>
1141
1142         <div class="config-input">
1143                 <label class='column' for="LanguageCode">Language:</label>
1144                 <select id="LanguageCode" name="LanguageCode">
1145
1146                 <?php
1147                         $list = getLanguageList();
1148                         foreach( $list as $code => $name ) {
1149                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1150                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
1151                         }
1152                 ?>
1153                 </select>
1154         </div>
1155         <p class="config-desc">
1156                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1157         </p>
1158
1159         <div class="config-input">
1160                 <label class='column'>Copyright/license:</label>
1161
1162                 <ul class="plain">
1163                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1164                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
1165                 <li><?php
1166                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1167                         $partner = "MediaWiki";
1168    $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1169                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/$script?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1170                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1171                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1172                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1173                         ?>
1174                 <?php if( $conf->License == "cc" ) { ?>
1175                         <ul>
1176                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1177                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1178                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1179                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1180                         </ul>
1181                 <?php } ?>
1182                         </li>
1183                 </ul>
1184         </div>
1185         <p class="config-desc">
1186                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1187         </p>
1188
1189
1190         <div class="config-input">
1191                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1192         </div>
1193         <div class="config-input">
1194                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1195         </div>
1196         <div class="config-input">
1197                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1198         </div>
1199         <p class="config-desc">
1200                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1201                 A new account will be added only when creating a new wiki database.
1202                 <br /><br />
1203                 The password cannot be the same as the username.
1204         </p>
1205
1206         <div class="config-input">
1207                 <label class='column'>Shared memory caching:</label>
1208
1209                 <ul class="plain">
1210                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1211                 <?php
1212                         if ( $conf->turck ) {
1213                                 echo "<li>";
1214                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1215                                 echo "</li>";
1216                         }
1217                         if( $conf->xcache ) {
1218                                 echo( '<li>' );
1219                                 aField( $conf, 'Shm', 'XCache', 'radio', 'xcache' );
1220                                 echo( '</li>' );
1221                         }
1222                         if ( $conf->apc ) {
1223                                 echo "<li>";
1224                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1225                                 echo "</li>";
1226                         }
1227                         if ( $conf->eaccel ) {
1228                                 echo "<li>";
1229                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1230                                 echo "</li>";
1231                         }
1232                 ?>
1233                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1234                 </ul>
1235                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1236         </div>
1237         <p class="config-desc">
1238                 An object caching system such as memcached will provide a significant performance boost,
1239                 but needs to be installed. Provide the server addresses and ports in a comma-separated list.
1240                 <br /><br />
1241                 MediaWiki can also detect and support eAccelerator, Turck MMCache, APC, and XCache, but
1242                 these should not be used if the wiki will be running on multiple application servers.
1243         </p>
1244 </div>
1245
1246 <h2>E-mail, e-mail notification and authentication setup</h2>
1247
1248 <div class="config-section">
1249         <div class="config-input">
1250                 <label class='column'>E-mail features (global):</label>
1251                 <ul class="plain">
1252                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1253                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1254                 </ul>
1255         </div>
1256         <p class="config-desc">
1257                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1258                 if sending mail doesn't work on your server.
1259         </p>
1260
1261         <div class="config-input">
1262                 <label class='column'>User-to-user e-mail:</label>
1263                 <ul class="plain">
1264                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1265                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1266                 </ul>
1267         </div>
1268         <p class="config-desc">
1269                 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.
1270         </p>
1271         <div class="config-input">
1272                 <label class='column'>E-mail notification about changes:</label>
1273                 <ul class="plain">
1274                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1275                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1276                 <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>
1277                 </ul>
1278         </div>
1279         <div class="config-desc">
1280                 <p>
1281                 For this feature to work, an e-mail address must be present for the user account, and the notification
1282                 options in the user's preferences must be enabled. Also note the
1283                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1284
1285                 <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>
1286         </div>
1287
1288         <div class="config-input">
1289                 <label class='column'>E-mail address authentication:</label>
1290                 <ul class="plain">
1291                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1292                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1293                 </ul>
1294         </div>
1295         <div class="config-desc">
1296                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1297                 change notification mails. Setting this option is <B>recommended</B> for public wikis because of potential abuse of the e-mail features above.</p>
1298         </div>
1299
1300 </div>
1301
1302 <h2>Database config</h2>
1303
1304 <div class="config-section">
1305 <div class="config-input">
1306                 <label class='column'>Database type:</label>
1307 <?php if (isset($errs['DBpicktype'])) print "<span class='error'>$errs[DBpicktype]</span>\n"; ?>
1308                 <ul class='plain'><?php database_picker($conf) ?></ul>
1309         </div>
1310
1311         <div class="config-input" style="clear:left"><?php
1312                 aField( $conf, "DBserver", "Database host:" );
1313         ?></div>
1314         <p class="config-desc">
1315                 If your database server isn't on your web server, enter the name or IP address here.
1316         </p>
1317
1318         <div class="config-input"><?php
1319                 aField( $conf, "DBname", "Database name:" );
1320         ?></div>
1321         <div class="config-input"><?php
1322                 aField( $conf, "DBuser", "DB username:" );
1323         ?></div>
1324         <div class="config-input"><?php
1325                 aField( $conf, "DBpassword", "DB password:", "password" );
1326         ?></div>
1327         <div class="config-input"><?php
1328                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1329         ?></div>
1330         <p class="config-desc">
1331                 If you only have a single user account and database available,
1332                 enter those here. If you have database root access (see below)
1333                 you can specify new accounts/databases to be created. This account
1334                 will not be created if it pre-exists. If this is the case, ensure that it
1335                 has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1336         </p>
1337
1338         <div class="config-input">
1339                 <label class="column">Superuser account:</label>
1340                 <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?>/>
1341                 &nbsp;<label for="useroot">Use superuser account</label>
1342         </div>
1343         <div class="config-input">
1344                 <?php
1345                 aField( $conf, "RootUser", "Superuser name:", "superuser" );
1346                 ?>
1347         </div>
1348         <div class="config-input">
1349                 <?php
1350                 aField( $conf, "RootPW", "Superuser password:", "password" );
1351                 ?>
1352         </div>
1353
1354         <p class="config-desc">
1355                 If the database user specified above does not exist, or does not have access to create
1356                 the database (if needed) or tables within it, please check the box and provide details
1357                 of a superuser account, such as <strong>root</strong>, which does.
1358         </p>
1359
1360         <?php database_switcher('mysql'); ?>
1361         <div class="config-input"><?php
1362                 aField( $conf, "DBprefix", "Database table prefix:" );
1363         ?></div>
1364         <div class="config-desc">
1365                 <p>If you need to share one database between multiple wikis, or
1366                 between MediaWiki and another web application, you may choose to
1367                 add a prefix to all the table names to avoid conflicts.</p>
1368
1369                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1370         </div>
1371
1372         <div class="config-input"><label class="column">Storage Engine</label>
1373                 <div>Select one:</div>
1374                 <ul class="plain">
1375                 <li><?php aField( $conf, "DBengine", "InnoDB", "radio", "InnoDB" ); ?></li>
1376                 <li><?php aField( $conf, "DBengine", "MyISAM", "radio", "MyISAM" ); ?></li>
1377                 </ul>
1378         </div>
1379         <p class="config-desc">
1380                 InnoDB is best for public web installations, since it has good concurrency
1381                 support. MyISAM may be faster in single-user installations. MyISAM databases
1382                 tend to get corrupted more often than InnoDB databases.
1383         </p>
1384         <div class="config-input"><label class="column">Database character set</label>
1385                 <div>Select one:</div>
1386                 <ul class="plain">
1387                 <li><?php aField( $conf, "DBschema", "Backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1388                 <li><?php aField( $conf, "DBschema", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1389                 <li><?php aField( $conf, "DBschema", "Experimental MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1390                 </ul>
1391         </div>
1392         <p class="config-desc">
1393                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1394                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1395                 cause things to break. <b>If upgrading an older installation, leave
1396                 in backwards-compatible mode.</b>
1397         </p>
1398         </div>
1399
1400         <?php database_switcher('postgres'); ?>
1401         <div class="config-input"><?php
1402                 aField( $conf, "DBport", "Database port:" );
1403         ?></div>
1404         <div class="config-input"><?php
1405                 aField( $conf, "DBmwschema", "Schema for mediawiki:" );
1406         ?></div>
1407         <div class="config-input"><?php
1408                 aField( $conf, "DBts2schema", "Schema for tsearch2:" );
1409         ?></div>
1410         <div class="config-desc">
1411                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1412                 so it is recommended that you create a new user. The above schemas are generally correct:
1413         only change them if you are sure you need to.</p>
1414         </div>
1415         </fieldset>
1416
1417         <div class="config-input" style="padding:2em 0 3em">
1418                 <label class='column'>&nbsp;</label>
1419                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1420         </div>
1421
1422 </div>
1423
1424 <script type="text/javascript">
1425 window.onload = toggleDBarea('<?php echo $conf->DBtype; ?>',
1426 <?php
1427         ## If they passed in a root user name, don't populate it on page load
1428         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1429 ?>);
1430 </script>
1431
1432 </form>
1433
1434 <?php
1435 }
1436
1437 /* -------------------------------------------------------------------------------------- */
1438 function writeSuccessMessage() {
1439  $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1440         if ( wfIniGetBool( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1441                 echo <<<EOT
1442 <div class="success-box">
1443 <p>Installation successful!</p>
1444 <p>To complete the installation, please do the following:
1445 <ol>
1446         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1447         <li>Upload it to the parent directory</li>
1448         <li>Delete config/LocalSettings.php</li>
1449         <li>Start using <a href='../$script'>your wiki</a>!
1450 </ol>
1451 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1452 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1453 which means that anyone on the same server can read your database password! Downloading
1454 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1455 </div>
1456 EOT;
1457         } else {
1458                 echo <<<EOT
1459 <div class="success-box">
1460 <p>
1461 <span class="success-message">Installation successful!</span>
1462 Move the <tt>config/LocalSettings.php</tt> file to the parent directory, then follow
1463 <a href="../$script"> this link</a> to your wiki.</p>
1464 <p>You should change file permissions for <tt>LocalSettings.php</tt> as required to
1465 prevent other users on the server reading passwords and altering configuration data.</p>
1466 </div>
1467 EOT;
1468         }
1469 }
1470
1471
1472 function escapePhpString( $string ) {
1473         return strtr( $string,
1474                 array(
1475                         "\n" => "\\n",
1476                         "\r" => "\\r",
1477                         "\t" => "\\t",
1478                         "\\" => "\\\\",
1479                         "\$" => "\\\$",
1480                         "\"" => "\\\""
1481                 ));
1482 }
1483
1484 function writeLocalSettings( $conf ) {
1485         $conf->PasswordSender = $conf->EmergencyContact;
1486         $magic = ($conf->ImageMagick ? "" : "# ");
1487         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1488         $rights = ($conf->RightsUrl) ? "" : "# ";
1489         $hashedUploads = $conf->safeMode ? '' : '# ';
1490
1491         switch ( $conf->Shm ) {
1492                 case 'memcached':
1493                         $cacheType = 'CACHE_MEMCACHED';
1494                         $mcservers = var_export( $conf->MCServerArray, true );
1495                         break;
1496                 case 'turck':
1497                 case 'xcache':
1498                 case 'apc':
1499                 case 'eaccel':
1500                         $cacheType = 'CACHE_ACCEL';
1501                         $mcservers = 'array()';
1502                         break;
1503                 default:
1504                         $cacheType = 'CACHE_NONE';
1505                         $mcservers = 'array()';
1506         }
1507
1508         if ( $conf->Email == 'email_enabled' ) {
1509                 $enableemail = 'true';
1510                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1511                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1512                 switch ( $conf->Enotif ) {
1513                         case 'enotif_usertalk':
1514                                 $enotifusertalk = 'true';
1515                                 $enotifwatchlist = 'false';
1516                                 break;
1517                         case 'enotif_allpages':
1518                                 $enotifusertalk = 'true';
1519                                 $enotifwatchlist = 'true';
1520                                 break;
1521                         default:
1522                                 $enotifusertalk = 'false';
1523                                 $enotifwatchlist = 'false';
1524                 }
1525         } else {
1526                 $enableuseremail = 'false';
1527                 $enableemail = 'false';
1528                 $eauthent = 'false';
1529                 $enotifusertalk = 'false';
1530                 $enotifwatchlist = 'false';
1531         }
1532
1533         $file = @fopen( "/dev/urandom", "r" );
1534         if ( $file ) {
1535                 $secretKey = bin2hex( fread( $file, 32 ) );
1536                 fclose( $file );
1537         } else {
1538                 $secretKey = "";
1539                 for ( $i=0; $i<8; $i++ ) {
1540                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1541                 }
1542                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1543         }
1544
1545         # Add slashes to strings for double quoting
1546         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1547         if( $conf->License == 'gfdl' ) {
1548                 # Needs literal string interpolation for the current style path
1549                 $slconf['RightsIcon'] = $conf->RightsIcon;
1550         }
1551
1552         $localsettings = "
1553 # This file was automatically generated by the MediaWiki installer.
1554 # If you make manual changes, please keep track in case you need to
1555 # recreate them later.
1556 #
1557 # See includes/DefaultSettings.php for all configurable settings
1558 # and their default values, but don't forget to make changes in _this_
1559 # file, not there.
1560
1561 # If you customize your file layout, set \$IP to the directory that contains
1562 # the other MediaWiki files. It will be used as a base to locate files.
1563 if( defined( 'MW_INSTALL_PATH' ) ) {
1564         \$IP = MW_INSTALL_PATH;
1565 } else {
1566         \$IP = dirname( __FILE__ );
1567 }
1568
1569 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1570 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1571
1572 require_once( \"\$IP/includes/DefaultSettings.php\" );
1573
1574 # If PHP's memory limit is very low, some operations may fail.
1575 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1576
1577 if ( \$wgCommandLineMode ) {
1578         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1579                 die( \"This script must be run from the command line\\n\" );
1580         }
1581 }
1582 ## Uncomment this to disable output compression
1583 # \$wgDisableOutputCompression = true;
1584
1585 \$wgSitename         = \"{$slconf['Sitename']}\";
1586
1587 ## The URL base path to the directory containing the wiki;
1588 ## defaults for all runtime URL paths are based off of this.
1589 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1590 \$wgScriptExtension  = \"{$slconf['ScriptExtension']}\";
1591
1592 ## For more information on customizing the URLs please see:
1593 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1594
1595 \$wgEnableEmail      = $enableemail;
1596 \$wgEnableUserEmail  = $enableuseremail;
1597
1598 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1599 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1600
1601 ## For a detailed description of the following switches see
1602 ## http://www.mediawiki.org/wiki/Extension:Email_notification
1603 ## and http://www.mediawiki.org/wiki/Extension:Email_notification
1604 ## There are many more options for fine tuning available see
1605 ## /includes/DefaultSettings.php
1606 ## UPO means: this is also a user preference option
1607 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1608 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1609 \$wgEmailAuthentication = $eauthent;
1610
1611 \$wgDBtype           = \"{$slconf['DBtype']}\";
1612 \$wgDBserver         = \"{$slconf['DBserver']}\";
1613 \$wgDBname           = \"{$slconf['DBname']}\";
1614 \$wgDBuser           = \"{$slconf['DBuser']}\";
1615 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1616
1617 # MySQL specific settings
1618 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1619
1620 # MySQL table options to use during installation or update
1621 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1622
1623 # Experimental charset support for MySQL 4.1/5.0.
1624 \$wgDBmysql5 = {$conf->DBmysql5};
1625
1626 # Postgres specific settings
1627 \$wgDBport           = \"{$slconf['DBport']}\";
1628 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1629 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";
1630
1631 ## Shared memory settings
1632 \$wgMainCacheType = $cacheType;
1633 \$wgMemCachedServers = $mcservers;
1634
1635 ## To enable image uploads, make sure the 'images' directory
1636 ## is writable, then set this to true:
1637 \$wgEnableUploads       = false;
1638 {$magic}\$wgUseImageMagick = true;
1639 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1640
1641 ## If you want to use image uploads under safe mode,
1642 ## create the directories images/archive, images/thumb and
1643 ## images/temp, and make them all writable. Then uncomment
1644 ## this, if it's not already uncommented:
1645 {$hashedUploads}\$wgHashedUploadDirectory = false;
1646
1647 ## If you have the appropriate support software installed
1648 ## you can enable inline LaTeX equations:
1649 \$wgUseTeX           = false;
1650
1651 \$wgLocalInterwiki   = \$wgSitename;
1652
1653 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1654
1655 \$wgProxyKey = \"$secretKey\";
1656
1657 ## Default skin: you can change the default skin. Use the internal symbolic
1658 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1659 \$wgDefaultSkin = 'monobook';
1660
1661 ## For attaching licensing metadata to pages, and displaying an
1662 ## appropriate copyright notice / icon. GNU Free Documentation
1663 ## License and Creative Commons licenses are supported so far.
1664 {$rights}\$wgEnableCreativeCommonsRdf = true;
1665 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1666 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1667 \$wgRightsText = \"{$slconf['RightsText']}\";
1668 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1669 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1670
1671 \$wgDiff3 = \"{$slconf['diff3']}\";
1672
1673 # When you make changes to this configuration file, this will make
1674 # sure that cached pages are cleared.
1675 \$wgCacheEpoch = max( \$wgCacheEpoch, gmdate( 'YmdHis', @filemtime( __FILE__ ) ) );
1676 "; ## End of setting the $localsettings string
1677
1678         // Keep things in Unix line endings internally;
1679         // the system will write out as local text type.
1680         return str_replace( "\r\n", "\n", $localsettings );
1681 }
1682
1683 function dieout( $text ) {
1684         die( $text . "\n\n</body>\n</html>" );
1685 }
1686
1687 function importVar( &$var, $name, $default = "" ) {
1688         if( isset( $var[$name] ) ) {
1689                 $retval = $var[$name];
1690                 if ( get_magic_quotes_gpc() ) {
1691                         $retval = stripslashes( $retval );
1692                 }
1693         } else {
1694                 $retval = $default;
1695         }
1696         return $retval;
1697 }
1698
1699 function importPost( $name, $default = "" ) {
1700         return importVar( $_POST, $name, $default );
1701 }
1702
1703 function importCheck( $name ) {
1704         return isset( $_POST[$name] );
1705 }
1706
1707 function importRequest( $name, $default = "" ) {
1708         return importVar( $_REQUEST, $name, $default );
1709 }
1710
1711 $radioCount = 0;
1712
1713 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
1714         global $radioCount;
1715         if( $type != "" ) {
1716                 $xtype = "type=\"$type\"";
1717         } else {
1718                 $xtype = "";
1719         }
1720
1721         $id = $field;
1722         $nolabel = ($type == "radio") || ($type == "hidden");
1723
1724         if ($type == 'radio')
1725                 $id .= $radioCount++;
1726
1727         if( $nolabel ) {
1728                 echo "\t\t<label>";
1729         } else {
1730                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1731         }
1732
1733         if( $type == "radio" && $value == $conf->$field ) {
1734                 $checked = "checked='checked'";
1735         } else {
1736                 $checked = "";
1737         }
1738         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
1739         if ($onclick) {
1740                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
1741         }
1742         echo "value=\"";
1743         if( $type == "radio" ) {
1744                 echo htmlspecialchars( $value );
1745         } else {
1746                 echo htmlspecialchars( $conf->$field );
1747         }
1748
1749
1750         echo "\" />\n";
1751         if( $nolabel ) {
1752                 echo " $text</label>\n";
1753         }
1754
1755         global $errs;
1756         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1757 }
1758
1759 function getLanguageList() {
1760         global $wgLanguageNames, $IP;
1761         if( !isset( $wgLanguageNames ) ) {
1762                 require_once( "$IP/languages/Names.php" );
1763         }
1764
1765         $codes = array();
1766
1767         $d = opendir( "../languages/messages" );
1768         /* In case we are called from the root directory */
1769         if (!$d)
1770                 $d = opendir( "languages/messages");
1771         while( false !== ($f = readdir( $d ) ) ) {
1772                 $m = array();
1773                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1774                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1775                         if( isset( $wgLanguageNames[$code] ) ) {
1776                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1777                         } else {
1778                                 $name = $code;
1779                         }
1780                         $codes[$code] = $name;
1781                 }
1782         }
1783         closedir( $d );
1784         ksort( $codes );
1785         return $codes;
1786 }
1787
1788 #Check for location of an executable
1789 # @param string $loc single location to check
1790 # @param array $names filenames to check for.
1791 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1792 function locate_executable($loc, $names, $versioninfo = false) {
1793         if (!is_array($names))
1794                 $names = array($names);
1795
1796         foreach ($names as $name) {
1797                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1798                 if (@file_exists($command)) {
1799                         if (!$versioninfo)
1800                                 return $command;
1801
1802                         $file = str_replace('$1', $command, $versioninfo[0]);
1803                         if (strstr(`$file`, $versioninfo[1]) !== false)
1804                                 return $command;
1805                 }
1806         }
1807         return false;
1808 }
1809
1810 # Test a memcached server
1811 function testMemcachedServer( $server ) {
1812         $hostport = explode(":", $server);
1813         $errstr = false;
1814         $fp = false;
1815         if ( !function_exists( 'fsockopen' ) ) {
1816                 $errstr = "Can't connect to memcached, fsockopen() not present";
1817         }
1818         if ( !$errstr && count( $hostport ) != 2 ) {
1819                 $errstr = 'Please specify host and port';
1820                 var_dump( $hostport );
1821         }
1822         if ( !$errstr ) {
1823                 list( $host, $port ) = $hostport;
1824                 $errno = 0;
1825                 $fsockerr = '';
1826
1827                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1828                 if ( $fp === false ) {
1829                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1830                 }
1831         }
1832         if ( !$errstr ) {
1833                 $command = "version\r\n";
1834                 $bytes = fwrite( $fp, $command );
1835                 if ( $bytes != strlen( $command ) ) {
1836                         $errstr = "Cannot write to memcached socket on $host:$port";
1837                 }
1838         }
1839         if ( !$errstr ) {
1840                 $expected = "VERSION ";
1841                 $response = fread( $fp, strlen( $expected ) );
1842                 if ( $response != $expected ) {
1843                         $errstr = "Didn't get correct memcached response from $host:$port";
1844                 }
1845         }
1846         if ( $fp ) {
1847                 fclose( $fp );
1848         }
1849         if ( !$errstr ) {
1850                 echo "<li>Connected to memcached on $host:$port successfully";
1851         }
1852         return $errstr;
1853 }
1854
1855 function database_picker($conf) {
1856         global $ourdb;
1857         print "\n";
1858         foreach(array_keys($ourdb) as $db) {
1859                 if ($ourdb[$db]['havedriver']) {
1860                         print "<li>";
1861                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
1862                         print "</li>\n";
1863                 }
1864         }
1865         print "\n";
1866 }
1867
1868 function database_switcher($db) {
1869         global $ourdb;
1870         $color = $ourdb[$db]['bgcolor'];
1871         $full = $ourdb[$db]['fullname'];
1872         print "<fieldset id='$db'><legend>$full specific options</legend>\n";
1873 }
1874
1875 function printListItem( $item ) {
1876         print "<li>$item</li>";
1877 }
1878
1879 ?>
1880
1881         <div class="license">
1882         <hr>
1883         <p>This program is free software; you can redistribute it and/or modify
1884          it under the terms of the GNU General Public License as published by
1885          the Free Software Foundation; either version 2 of the License, or
1886          (at your option) any later version.</p>
1887
1888          <p>This program is distributed in the hope that it will be useful,
1889          but WITHOUT ANY WARRANTY; without even the implied warranty of
1890          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1891          GNU General Public License for more details.</p>
1892
1893          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1894          along with this program; if not, write to the Free Software
1895          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1896          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1897         </div>
1898
1899 </div></div></div>
1900
1901
1902 <div id="column-one">
1903         <div class="portlet" id="p-logo">
1904           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1905             href="http://www.mediawiki.org/"
1906             title="Main Page"></a>
1907         </div>
1908         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1909         <div class='portlet'><div class='pBody'>
1910                 <ul>
1911                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1912                         <li><a href="../README">Readme</a></li>
1913                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1914                         <li><a href="../docs/">Documentation</a></li>
1915                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1916                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1917                 </ul>
1918                 <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>
1919         </div></div>
1920 </div>
1921
1922 </div>
1923
1924 </body>
1925 </html>