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