config/index.php

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