config/index.php

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