config/Installer.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 if( !defined( 'MEDIAWIKI_INSTALL' ) ) {
  23         die( 'Not an entry point.' );
  24 }
  25
  26 error_reporting( E_ALL | E_STRICT );
  27 header( "Content-type: text/html; charset=utf-8" );
  28 @ini_set( "display_errors", true );
  29
  30 # In case of errors, let output be clean.
  31 $wgRequestTime = microtime( true );
  32
  33 // Run version checks before including other files
  34 // so people don't see a scary parse error.
  35 require_once( "$IP/maintenance/install-utils.inc" );
  36 install_version_checks();
  37
  38 require_once( "$IP/includes/Defines.php" );
  39 require_once( "$IP/includes/DefaultSettings.php" );
  40 require_once( "$IP/includes/AutoLoader.php" );
  41 require_once( "$IP/includes/MagicWord.php" );
  42 require_once( "$IP/includes/Namespace.php" );
  43 require_once( "$IP/includes/ProfilerStub.php" );
  44 require_once( "$IP/includes/GlobalFunctions.php" );
  45 require_once( "$IP/includes/Hooks.php" );
  46 require_once( "$IP/includes/Exception.php" );
  47
  48 # If we get an exception, the user needs to know
  49 # all the details
  50 $wgShowExceptionDetails = true;
  51 $wgShowSQLErrors = true;
  52 wfInstallExceptionHandler();
  53 ## Databases we support:
  54
  55 $ourdb = array();
  56 $ourdb['mysql']['fullname']      = 'MySQL';
  57 $ourdb['mysql']['havedriver']    = 0;
  58 $ourdb['mysql']['compile']       = 'mysql';
  59 $ourdb['mysql']['bgcolor']       = '#ffe5a7';
  60 $ourdb['mysql']['rootuser']      = 'root';
  61
  62 $ourdb['postgres']['fullname']   = 'PostgreSQL';
  63 $ourdb['postgres']['havedriver'] = 0;
  64 $ourdb['postgres']['compile']    = 'pgsql';
  65 $ourdb['postgres']['bgcolor']    = '#aaccff';
  66 $ourdb['postgres']['rootuser']   = 'postgres';
  67
  68 $ourdb['sqlite']['fullname']      = 'SQLite';
  69 $ourdb['sqlite']['havedriver']    = 0;
  70 $ourdb['sqlite']['compile']       = 'pdo_sqlite';
  71 $ourdb['sqlite']['bgcolor']       = '#b1ebb1';
  72 $ourdb['sqlite']['rootuser']      = '';
  73
  74 $ourdb['mssql']['fullname']      = 'MSSQL';
  75 $ourdb['mssql']['havedriver']    = 0;
  76 $ourdb['mssql']['compile']       = 'mssql not ready'; # Change to 'mssql' after includes/DatabaseMssql.php added;
  77 $ourdb['mssql']['bgcolor']       = '#ffc0cb';
  78 $ourdb['mssql']['rootuser']      = 'administrator';
  79
  80 $ourdb['ibm_db2']['fullname']   = 'DB2';
  81 $ourdb['ibm_db2']['havedriver'] = 0;
  82 $ourdb['ibm_db2']['compile']    = 'ibm_db2';
  83 $ourdb['ibm_db2']['bgcolor']    = '#ffeba1';
  84 $ourdb['ibm_db2']['rootuser']   = 'db2admin';
  85
  86 $ourdb['oracle']['fullname']   = 'Oracle';
  87 $ourdb['oracle']['havedriver'] = 0;
  88 $ourdb['oracle']['compile']    = 'oci8';
  89 $ourdb['oracle']['bgcolor']    = '#ffeba1';
  90 $ourdb['oracle']['rootuser']   = '';
  91
  92 ?>
  93 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
  94 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" dir="ltr">
  95 <head>
  96         <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
  97         <meta name="robots" content="noindex,nofollow"/>
  98         <title>MediaWiki <?php echo htmlspecialchars( $wgVersion ); ?> Installation</title>
  99         <style type="text/css">
 100
 101                 @import "../skins/monobook/main.css";
 102
 103                 .env-check {
 104                         font-size: 90%;
 105                         margin: 1em 0 1em 2.5em;
 106                 }
 107
 108                 .config-section {
 109                         margin-top: 2em;
 110                 }
 111
 112                 .config-section label.column {
 113                         clear: left;
 114                         font-weight: bold;
 115                         width: 13em;
 116                         float: left;
 117                         text-align: right;
 118                         padding-right: 1em;
 119                         padding-top: .2em;
 120                 }
 121
 122                 .config-input {
 123                         clear: left;
 124                         zoom: 100%; /* IE hack */
 125                 }
 126
 127                 .config-section .config-desc {
 128                         clear: left;
 129                         margin: 0 0 2em 18em;
 130                         padding-top: 1em;
 131                         font-size: 85%;
 132                 }
 133
 134                 .iput-text, .iput-password {
 135                         width: 14em;
 136                         margin-right: 1em;
 137                 }
 138
 139                 .error {
 140                         color: red;
 141                         background-color: #fff;
 142                         font-weight: bold;
 143                         left: 1em;
 144                         font-size: 100%;
 145                 }
 146
 147                 .error-top {
 148                         color: red;
 149                         background-color: #FFF0F0;
 150                         border: 2px solid red;
 151                         font-size: 130%;
 152                         font-weight: bold;
 153                         padding: 1em 1.5em;
 154                         margin: 2em 0 1em;
 155                 }
 156
 157                 ul.plain {
 158                         list-style-type: none;
 159                         list-style-image: none;
 160                         float: left;
 161                         margin: 0;
 162                         padding: 0;
 163                 }
 164
 165                 .btn-install {
 166                         font-weight: bold;
 167                         font-size: 110%;
 168                         padding: .2em .3em;
 169                 }
 170
 171                 .license {
 172                         font-size: 85%;
 173                         padding-top: 3em;
 174                 }
 175
 176                 span.success-message {
 177                         font-weight: bold;
 178                         font-size: 110%;
 179                         color: green;
 180                 }
 181                 .success-box {
 182                         font-size: 130%;
 183                 }
 184
 185         </style>
 186         <script type="text/javascript">
 187         <!--
 188         function hideall() {
 189                 <?php foreach (array_keys($ourdb) as $db) {
 190                 echo "\n                var i = document.getElementById('$db'); if (i) i.style.display='none';";
 191                 }
 192                 ?>
 193
 194         }
 195         function toggleDBarea(id,defaultroot) {
 196                 hideall();
 197                 var dbarea = document.getElementById(id);
 198                 if (dbarea) dbarea.style.display = (dbarea.style.display == 'none') ? 'block' : 'none';
 199                 var db = document.getElementById('RootUser');
 200                 if (defaultroot) {
 201 <?php foreach (array_keys($ourdb) as $db) {
 202                         echo "                  if (id == '$db') { db.value = '".$ourdb[$db]['rootuser']."';}\n";
 203 }?>
 204                 }
 205         }
 206         // -->
 207         </script>
 208 </head>
 209
 210 <body>
 211 <div id="globalWrapper">
 212 <div id="column-content">
 213 <div id="content">
 214 <div id="bodyContent">
 215
 216 <h1>MediaWiki <?php print htmlspecialchars( $wgVersion ) ?> Installation</h1>
 217
 218 <?php
 219 $mainListOpened = false; # Is the main list (environement checking) opend ? Used by dieout
 220
 221 /* Check for existing configurations and bug out! */
 222
 223 if( file_exists( "../LocalSettings.php" ) ) {
 224         $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 225         dieout( "<p><strong>Setup has completed, <a href='../$script'>your wiki</a> is configured.</strong></p>
 226         <p>Please delete the /config directory for extra security.</p>" );
 227 }
 228
 229 if( file_exists( "./LocalSettings.php" ) ) {
 230         writeSuccessMessage();
 231         dieout( '' );
 232 }
 233
 234 if( !is_writable( "." ) ) {
 235         dieout( "<h2>Can't write config file, aborting</h2>
 236
 237         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 238         writable by the web server. Once configuration is done you'll move the created
 239         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 240         then remove the <tt>config</tt> subdirectory entirely.</p>
 241
 242         <p>To make the directory writable on a Unix/Linux system:</p>
 243
 244         <pre>
 245         cd <i>" . htmlspecialchars( dirname( dirname( __FILE__ ) ) ) . "</i>
 246         chmod a+w config
 247         </pre>
 248
 249         <p>Afterwards retry to start the <a href=\"\">setup</a>.</p>" );
 250 }
 251
 252
 253 require_once( "$IP/maintenance/updaters.inc" );
 254
 255 class ConfigData {
 256         function getEncoded( $data ) {
 257                 # removing latin1 support, no need...
 258                 return $data;
 259         }
 260         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 261         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 262         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 263
 264         function setSchema( $schema, $engine ) {
 265                 $this->DBschema = $schema;
 266                 if ( !preg_match( '/^\w*$/', $engine ) ){
 267                         $engine = 'InnoDB';
 268                 }
 269                 switch ( $this->DBschema ) {
 270                         case 'mysql5':
 271                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=utf8";
 272                                 $this->DBmysql5 = 'true';
 273                                 break;
 274                         case 'mysql5-binary':
 275                                 $this->DBTableOptions = "ENGINE=$engine, DEFAULT CHARSET=binary";
 276                                 $this->DBmysql5 = 'true';
 277                                 break;
 278                         default:
 279                                 $this->DBTableOptions = "TYPE=$engine";
 280                                 $this->DBmysql5 = 'false';
 281                 }
 282                 $this->DBengine = $engine;
 283
 284                 # Set the global for use during install
 285                 global $wgDBTableOptions;
 286                 $wgDBTableOptions = $this->DBTableOptions;
 287         }
 288 }
 289
 290 ?>
 291
 292 <ul>
 293         <li>
 294                 <b>Don't forget security updates!</b> Keep an eye on the
 295                 <a href="http://lists.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 296                 release announcements mailing list</a>.
 297         </li>
 298 </ul>
 299
 300
 301 <h2>Checking environment...</h2>
 302 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 303 <ul class="env-check">
 304 <?php
 305 $mainListOpened = true;
 306
 307 $endl = "
 308 ";
 309 define( 'MW_NO_OUTPUT_BUFFER', 1 );
 310 $conf = new ConfigData;
 311
 312 install_version_checks();
 313 $self = 'Installer'; # Maintenance script name, to please Setup.php
 314
 315 print "<li>PHP " . htmlspecialchars( phpversion() ) . " installed</li>\n";
 316
 317 error_reporting( 0 );
 318 $phpdatabases = array();
 319 foreach (array_keys($ourdb) as $db) {
 320         $compname = $ourdb[$db]['compile'];
 321         if( extension_loaded( $compname ) || ( mw_have_dl() && dl( "{$compname}." . PHP_SHLIB_SUFFIX ) ) ) {
 322                 array_push($phpdatabases, $db);
 323                 $ourdb[$db]['havedriver'] = 1;
 324         }
 325 }
 326 error_reporting( E_ALL | E_STRICT );
 327
 328 if (!$phpdatabases) {
 329         print "Could not find a suitable database driver!<ul>";
 330         foreach (array_keys($ourdb) AS $db) {
 331                 $comp = $ourdb[$db]['compile'];
 332                 $full = $ourdb[$db]['fullname'];
 333                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 334                         ."or install the $comp.so module</li>\n";
 335         }
 336         echo '</ul>';
 337         dieout( '' );
 338 }
 339
 340 print "<li>Found database drivers for:";
 341 $DefaultDBtype = '';
 342 foreach (array_keys($ourdb) AS $db) {
 343         if ($ourdb[$db]['havedriver']) {
 344                 if ( $DefaultDBtype == '' ) {
 345                         $DefaultDBtype = $db;
 346                 }
 347                 print "  ".$ourdb[$db]['fullname'];
 348         }
 349 }
 350 print "</li>\n";
 351
 352 if( wfIniGetBool( "register_globals" ) ) {
 353         ?>
 354         <li>
 355                 <div style="font-size:110%">
 356                 <strong class="error">Warning:</strong>
 357                 <strong>PHP's <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 358                 </div>
 359                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 360         </li>
 361         <?php
 362 }
 363
 364 $fatal = false;
 365
 366 if( wfIniGetBool( "magic_quotes_runtime" ) ) {
 367         $fatal = true;
 368         ?><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>
 369         This option corrupts data input unpredictably; you cannot install or use
 370         MediaWiki unless this option is disabled.</li>
 371         <?php
 372 }
 373
 374 if( wfIniGetBool( "magic_quotes_sybase" ) ) {
 375         $fatal = true;
 376         ?><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>
 377         This option corrupts data input unpredictably; you cannot install or use
 378         MediaWiki unless this option is disabled.</li>
 379         <?php
 380 }
 381
 382 if( wfIniGetBool( "mbstring.func_overload" ) ) {
 383         $fatal = true;
 384         ?><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>
 385         This option causes errors and may corrupt data unpredictably;
 386         you cannot install or use MediaWiki unless this option is disabled.</li>
 387         <?php
 388 }
 389
 390 if( wfIniGetBool( "zend.ze1_compatibility_mode" ) ) {
 391         $fatal = true;
 392         ?><li class="error"><strong>Fatal: <a href="http://www.php.net/manual/en/ini.core.php">zend.ze1_compatibility_mode</a> is active!</strong>
 393         This option causes horrible bugs with MediaWiki; you cannot install or use
 394         MediaWiki unless this option is disabled.</li>
 395         <?php
 396 }
 397
 398
 399 if( $fatal ) {
 400         dieout( "Cannot install MediaWiki." );
 401 }
 402
 403 if( wfIniGetBool( "safe_mode" ) ) {
 404         $conf->safeMode = true;
 405         ?>
 406         <li><b class='error'>Warning:</b> <strong>PHP's
 407         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 408         You may have problems caused by this, particularly if using image uploads.
 409         </li>
 410         <?php
 411 } else {
 412         $conf->safeMode = false;
 413 }
 414
 415 $sapi = htmlspecialchars( php_sapi_name() );
 416 print "<li>PHP server API is $sapi; ";
 417 $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
 418 if( $wgUsePathInfo ) {
 419  print "ok, using pretty URLs (<tt>$script/Page_Title</tt>)";
 420 } else {
 421         print "using ugly URLs (<tt>$script?title=Page_Title</tt>)";
 422 }
 423 print "</li>\n";
 424
 425 $conf->xml = function_exists( "utf8_encode" );
 426 if( $conf->xml ) {
 427         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 428 } else {
 429         dieout( "PHP's XML module is missing; the wiki requires functions in
 430                 this module and won't work in this configuration.
 431                 If you're running Mandrake, install the php-xml package." );
 432 }
 433
 434 # Check for session support
 435 if( !function_exists( 'session_name' ) )
 436         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 437
 438 # session.save_path doesn't *have* to be set, but if it is, and it's
 439 # not valid/writable/etc. then it can cause problems
 440 $sessionSavePath = mw_get_session_save_path();
 441 $ssp = htmlspecialchars( $sessionSavePath );
 442 # Warn the user if it's not set, but let them proceed
 443 if( !$sessionSavePath ) {
 444         print "<li><strong>Warning:</strong> A value for <tt>session.save_path</tt>
 445         has not been set in PHP.ini. If the default value causes problems with
 446         saving session data, set it to a valid path which is read/write/execute
 447         for the user your web server is running under.</li>";
 448 } elseif ( is_dir( $sessionSavePath ) && is_writable( $sessionSavePath ) ) {
 449         # All good? Let the user know
 450         print "<li>Session save path (<tt>{$ssp}</tt>) appears to be valid.</li>";
 451 } else {
 452         # Something not right? Warn the user, but let them proceed
 453         print "<li><strong>Warning:</strong> Your <tt>session.save_path</tt> value (<tt>{$ssp}</tt>)
 454                 appears to be invalid or is not writable. PHP needs to be able to save data to
 455                 this location for correct session operation.</li>";
 456 }
 457
 458 # Check for PCRE support
 459 if( !function_exists( 'preg_match' ) )
 460         dieout( "The PCRE support module appears to be missing. MediaWiki requires the
 461         Perl-compatible regular expression functions." );
 462
 463 $memlimit = ini_get( "memory_limit" );
 464 if( $memlimit == -1 ) {
 465         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 466 } else {
 467         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ). " bytes. ";
 468         $newlimit = wfMemoryLimit();
 469         $memlimit = wfShorthandToInteger( $memlimit );
 470         if( $newlimit < $memlimit ) {
 471                 print "<b>Failed raising limit, installation may fail.</b>";
 472         } elseif ( $newlimit > $memlimit )  {
 473                 print "Raised <tt>memory_limit</tt> to " . htmlspecialchars( $newlimit ) . " bytes. ";
 474         }
 475         print "</li>\n";
 476 }
 477
 478 $conf->turck = function_exists( 'mmcache_get' );
 479 if ( $conf->turck ) {
 480         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 481 }
 482
 483 $conf->xcache = function_exists( 'xcache_get' );
 484 if( $conf->xcache )
 485         print "<li><a href=\"http://trac.lighttpd.net/xcache/\">XCache</a> installed</li>\n";
 486
 487 $conf->apc = function_exists('apc_fetch');
 488 if ($conf->apc ) {
 489         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>\n";
 490 }
 491
 492 $conf->eaccel = function_exists( 'eaccelerator_get' );
 493 if ( $conf->eaccel ) {
 494         $conf->turck = 'eaccelerator';
 495         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 496 }
 497
 498 $conf->dba = function_exists( 'dba_open' );
 499
 500 if( !( $conf->turck || $conf->eaccel || $conf->apc || $conf->xcache ) ) {
 501         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 502                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a>,
 503                 <a href="http://www.php.net/apc">APC</a> or <a href="http://trac.lighttpd.net/xcache/">XCache</a>;
 504                 cannot use these for object caching.</li>' );
 505 }
 506
 507 $conf->phpCliPath = false;
 508 $phpClilocations = array_merge(
 509         array(
 510                 "/usr/bin",
 511                 "/usr/local/bin",
 512                 "/opt/csw/bin",
 513                 "/usr/gnu/bin",
 514                 "/usr/sfw/bin" ),
 515         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 516 $phpClinames = array( "php", "php.exe" );
 517 foreach ($phpClilocations as $loc) {
 518         $exe = locate_executable($loc, $phpClinames);
 519         if ($exe !== false) {
 520                 $conf->phpCliPath= $exe;
 521                 break;
 522         }
 523 }
 524
 525 $conf->diff3 = false;
 526 $diff3locations = array_merge(
 527         array(
 528                 "/usr/bin",
 529                 "/usr/local/bin",
 530                 "/opt/csw/bin",
 531                 "/usr/gnu/bin",
 532                 "/usr/sfw/bin" ),
 533         explode( PATH_SEPARATOR, getenv( "PATH" ) ) );
 534 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 535
 536 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 537 foreach ($diff3locations as $loc) {
 538         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 539         if ($exe !== false) {
 540                 $conf->diff3 = $exe;
 541                 break;
 542         }
 543 }
 544
 545 if ($conf->diff3)
 546         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 547 else
 548         print "<li>GNU diff3 not found.</li>";
 549
 550 $conf->ImageMagick = false;
 551 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 552 foreach( $imcheck as $dir ) {
 553         $im = "$dir/convert";
 554         if( @file_exists( $im ) ) {
 555                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 556                 $conf->ImageMagick = $im;
 557                 break;
 558         }
 559 }
 560
 561 $conf->HaveGD = function_exists( "imagejpeg" );
 562 if( $conf->HaveGD ) {
 563         print "<li>Found GD graphics library built-in";
 564         if( !$conf->ImageMagick ) {
 565                 print ", image thumbnailing will be enabled if you enable uploads";
 566         }
 567         print ".</li>\n";
 568 } else {
 569         if( !$conf->ImageMagick ) {
 570                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 571         }
 572 }
 573
 574 $conf->IP = dirname( dirname( __FILE__ ) );
 575 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 576
 577
 578 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 579 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 580 // to get the path to the current script... hopefully it's reliable. SIGH
 581 $path = ($_SERVER["PHP_SELF"] === '')
 582         ? $_SERVER["SCRIPT_NAME"]
 583         : $_SERVER["PHP_SELF"];
 584
 585 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 586 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 587
 588
 589
 590 // We may be installing from *.php5 extension file, if so, print message
 591 $conf->ScriptExtension = '.php';
 592 if (defined('MW_INSTALL_PHP5_EXT')) {
 593     $conf->ScriptExtension = '.php5';
 594     print "<li>Installing MediaWiki with <tt>php5</tt> file extensions</li>\n";
 595 } else {
 596     print "<li>Installing MediaWiki with <tt>php</tt> file extensions</li>\n";
 597 }
 598
 599
 600 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 601         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 602
 603         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 604         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 605                 ? 'root@localhost'
 606                 : $_SERVER["SERVER_ADMIN"];
 607         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 608         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 609         if ( !isset( $ourdb[$conf->DBtype] ) ) {
 610                 $conf->DBtype = $DefaultDBtype;
 611         }
 612
 613         $conf->DBserver = importPost( "DBserver", "localhost" );
 614         $conf->DBname = importPost( "DBname", "wikidb" );
 615         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 616         $conf->DBpassword = importPost( "DBpassword" );
 617         $conf->DBpassword2 = importPost( "DBpassword2" );
 618         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 619         $conf->SysopPass = importPost( "SysopPass" );
 620         $conf->SysopPass2 = importPost( "SysopPass2" );
 621         $conf->RootUser = importPost( "RootUser", "root" );
 622         $conf->RootPW = importPost( "RootPW", "" );
 623         $useRoot = importCheck( 'useroot', false );
 624         $conf->populateadmin = importCheck( 'populateadmin', false );
 625         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 626         ## MySQL specific:
 627         $conf->DBprefix     = importPost( "DBprefix" );
 628         $conf->setSchema(
 629                 importPost( "DBschema", "mysql5-binary" ),
 630                 importPost( "DBengine", "InnoDB" ) );
 631
 632         ## Postgres specific:
 633         $conf->DBport      = importPost( "DBport",      "5432" );
 634         $conf->DBmwschema  = importPost( "DBmwschema",  "mediawiki" );
 635         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 636
 637         ## SQLite specific
 638         $conf->SQLiteDataDir = importPost( "SQLiteDataDir", "" );
 639
 640         ## MSSQL specific
 641         // We need a second field so it doesn't overwrite the MySQL one
 642         $conf->DBprefix2 = importPost( "DBprefix2" );
 643
 644         ## DB2 specific:
 645         // New variable in order to have a different default port number
 646         $conf->DBport_db2   = importPost( "DBport_db2",      "50000" );
 647         $conf->DBmwschema   = importPost( "DBmwschema",  "mediawiki" );
 648         $conf->DBcataloged  = importPost( "DBcataloged",  "cataloged" );
 649
 650         // Oracle specific
 651         $conf->DBprefix_ora     = importPost( "DBprefix_ora" );
 652         $conf->DBdefTS_ora     = importPost( "DBdefTS_ora", "USERS" );
 653         $conf->DBtempTS_ora     = importPost( "DBtempTS_ora", "TEMP" );
 654
 655         $conf->ShellLocale = getShellLocale( $conf->LanguageCode );
 656
 657 /* Check for validity */
 658 $errs = array();
 659
 660 if( preg_match( '/^$|^mediawiki$|#/i', $conf->Sitename ) ) {
 661         $errs["Sitename"] = "Must not be blank or \"MediaWiki\" and may not contain \"#\"";
 662 }
 663 if( $conf->DBuser == "" ) {
 664         $errs["DBuser"] = "Must not be blank";
 665 }
 666 if( ($conf->DBtype == 'mysql') && (strlen($conf->DBuser) > 16) ) {
 667         $errs["DBuser"] = "Username too long";
 668 }
 669 if( $conf->DBpassword == "" && $conf->DBtype != "postgres" ) {
 670         $errs["DBpassword"] = "Must not be blank";
 671 }
 672 if( $conf->DBpassword != $conf->DBpassword2 ) {
 673         $errs["DBpassword2"] = "Passwords don't match!";
 674 }
 675 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 676         $errs["DBprefix"] = "Invalid table prefix";
 677 } else {
 678         untaint( $conf->DBprefix, TC_MYSQL );
 679 }
 680 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix_ora ) ) {
 681         $errs["DBprefix_ora"] = "Invalid table prefix";
 682 }
 683
 684 error_reporting( E_ALL | E_STRICT );
 685
 686 /**
 687  * Initialise $wgLang and $wgContLang to something so we can
 688  * call case-folding methods. Per Brion, this is English for
 689  * now, although we could be clever and initialise to the
 690  * user-selected language.
 691  */
 692 $wgContLang = Language::factory( 'en' );
 693 $wgLang = $wgContLang;
 694
 695 /**
 696  * We're messing about with users, so we need a stub
 697  * authentication plugin...
 698  */
 699 $wgAuth = new AuthPlugin();
 700
 701 /**
 702  * Validate the initial administrator account; username,
 703  * password checks, etc.
 704  */
 705 if( $conf->SysopName ) {
 706         # Check that the user can be created
 707         $u = User::newFromName( $conf->SysopName );
 708         if( is_a($u, 'User') ) { // please do not use instanceof, it breaks PHP4
 709                 # Various password checks
 710                 if( $conf->SysopPass != '' ) {
 711                         if( $conf->SysopPass == $conf->SysopPass2 ) {
 712                                 if( $u->isValidPassword( $conf->SysopPass ) !== true ) {
 713                                         $errs['SysopPass'] = "Bad password";
 714                                 }
 715                         } else {
 716                                 $errs['SysopPass2'] = "Passwords don't match";
 717                         }
 718                 } else {
 719                         $errs['SysopPass'] = "Cannot be blank";
 720                 }
 721                 unset( $u );
 722         } else {
 723                 $errs['SysopName'] = "Bad username";
 724         }
 725 }
 726
 727 $conf->License = importRequest( "License", "none" );
 728 if( $conf->License == "gfdl1_2" ) {
 729         $conf->RightsUrl = "http://www.gnu.org/licenses/old-licenses/fdl-1.2.txt";
 730         $conf->RightsText = "GNU Free Documentation License 1.2";
 731         $conf->RightsCode = "gfdl1_2";
 732         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 733 } elseif( $conf->License == "gfdl1_3" ) {
 734         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 735         $conf->RightsText = "GNU Free Documentation License 1.3";
 736         $conf->RightsCode = "gfdl1_3";
 737         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 738 } elseif( $conf->License == "none" ) {
 739         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 740 } elseif( $conf->License == "pd" ) {
 741         $conf->RightsUrl = "http://creativecommons.org/licenses/publicdomain/";
 742         $conf->RightsText = "Public Domain";
 743         $conf->RightsCode = "pd";
 744         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/public-domain.png';
 745 } else {
 746         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 747         $conf->RightsText = importRequest( "RightsText", "" );
 748         $conf->RightsCode = importRequest( "RightsCode", "" );
 749         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 750 }
 751
 752 $conf->Shm = importRequest( "Shm", "none" );
 753 $conf->MCServers = importRequest( "MCServers" );
 754
 755 /* Test memcached servers */
 756
 757 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 758         $conf->MCServerArray = wfArrayMap( 'trim', explode( ',', $conf->MCServers ) );
 759         foreach ( $conf->MCServerArray as $server ) {
 760                 $error = testMemcachedServer( $server );
 761                 if ( $error ) {
 762                         $errs["MCServers"] = $error;
 763                         break;
 764                 }
 765         }
 766 } else if ( $conf->Shm == 'memcached' ) {
 767         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 768 }
 769
 770 /* default values for installation */
 771 $conf->Email     = importRequest("Email", "email_enabled");
 772 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 773 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 774 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 775
 776 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 777         do { /* So we can 'continue' to end prematurely */
 778                 $conf->Root = ($conf->RootPW != "");
 779
 780                 /* Load up the settings and get installin' */
 781                 $local = writeLocalSettings( $conf );
 782                 echo "<li style=\"list-style: none\">\n";
 783                 echo "<p><b>Generating configuration file...</b></p>\n";
 784                 echo "</li>\n";
 785
 786                 $wgCommandLineMode = false;
 787                 chdir( ".." );
 788                 $ok = eval( $local );
 789                 if( $ok === false ) {
 790                         dieout( "<p>Errors in generated configuration; " .
 791                                 "most likely due to a bug in the installer... " .
 792                                 "Config file was: </p>" .
 793                                 "<pre>" .
 794                                 htmlspecialchars( $local ) .
 795                                 "</pre>" );
 796                 }
 797                 $conf->DBtypename = '';
 798                 foreach (array_keys($ourdb) as $db) {
 799                         if ($conf->DBtype === $db)
 800                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 801                 }
 802                 if ( ! strlen($conf->DBtype)) {
 803                         $errs["DBpicktype"] = "Please choose a database type";
 804                         continue;
 805                 }
 806
 807                 if (! $conf->DBtypename) {
 808                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 809                         continue;
 810                 }
 811                 print "<li>Database type: " . htmlspecialchars( $conf->DBtypename ) . "</li>\n";
 812                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 813                 $wgDBtype = $conf->DBtype;
 814                 $wgDBadminuser = "root";
 815                 $wgDBadminpassword = $conf->RootPW;
 816
 817                 ## Mysql specific:
 818                 $wgDBprefix = $conf->DBprefix;
 819
 820                 ## Postgres specific:
 821                 $wgDBport      = $conf->DBport;
 822                 $wgDBmwschema  = $conf->DBmwschema;
 823                 $wgDBts2schema = $conf->DBts2schema;
 824
 825                 if( $conf->DBprefix2 != '' ) {
 826                         // For MSSQL
 827                         $wgDBprefix = $conf->DBprefix2;
 828                 } elseif( $conf->DBprefix_ora != '' ) {
 829                         // For Oracle
 830                         $wgDBprefix = $conf->DBprefix_ora;
 831                 }
 832
 833                 ## DB2 specific:
 834                 $wgDBcataloged = $conf->DBcataloged;
 835
 836                 $wgCommandLineMode = true;
 837                 if (! defined ( 'STDERR' ) )
 838                         define( 'STDERR', fopen("php://stderr", "wb"));
 839                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 840                 require_once( "$IP/includes/Setup.php" );
 841                 Language::getLocalisationCache()->disableBackend();
 842
 843                 chdir( "config" );
 844
 845                 $wgTitle = Title::newFromText( "Installation script" );
 846                 error_reporting( E_ALL | E_STRICT );
 847                 print "<li>Loading class: " . htmlspecialchars( $dbclass ) . "</li>\n";
 848                 if ( $conf->DBtype != 'sqlite' ) {
 849                         $dbc = new $dbclass;
 850                 }
 851
 852                 if( $conf->DBtype == 'mysql' ) {
 853                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 854                         if( $mysqlOldClient ) {
 855                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 856                                         using a MySQL 4.1 server and have problems connecting to the database,
 857                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 858                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 859                         }
 860                         $ok = true; # Let's be optimistic
 861
 862                         # Decide if we're going to use the superuser or the regular database user
 863                         $conf->Root = $useRoot;
 864                         if( $conf->Root ) {
 865                                 $db_user = $conf->RootUser;
 866                                 $db_pass = $conf->RootPW;
 867                         } else {
 868                                 $db_user = $wgDBuser;
 869                                 $db_pass = $wgDBpassword;
 870                         }
 871
 872                         # Attempt to connect
 873                         echo( "<li>Attempting to connect to database server as " . htmlspecialchars( $db_user ) . "..." );
 874                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 875
 876                         # Check the connection and respond to errors
 877                         if( $wgDatabase->isOpen() ) {
 878                                 # Seems OK
 879                                 $ok = true;
 880                                 $wgDBadminuser = $db_user;
 881                                 $wgDBadminpassword = $db_pass;
 882                                 echo( "success.</li>\n" );
 883                                 $wgDatabase->ignoreErrors( true );
 884                                 $myver = $wgDatabase->getServerVersion();
 885                         } else {
 886                                 # There were errors, report them and back out
 887                                 $ok = false;
 888                                 $errno = mysql_errno();
 889                                 $errtx = htmlspecialchars( mysql_error() );
 890                                 switch( $errno ) {
 891                                         case 1045:
 892                                         case 2000:
 893                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 894                                                 if( $conf->Root ) {
 895                                                         # The superuser details are wrong
 896                                                         $errs["RootUser"] = "Check username";
 897                                                         $errs["RootPW"] = "and password";
 898                                                 } else {
 899                                                         # The regular user details are wrong
 900                                                         $errs["DBuser"] = "Check username";
 901                                                         $errs["DBpassword"] = "and password";
 902                                                 }
 903                                                 break;
 904                                         case 2002:
 905                                         case 2003:
 906                                         default:
 907                                                 # General connection problem
 908                                                 echo( htmlspecialchars( "failed with error [$errno] $errtx." ) . "</li>\n" );
 909                                                 $errs["DBserver"] = "Connection failed";
 910                                                 break;
 911                                 } # switch
 912                         } #conn. att.
 913
 914                         if( !$ok ) { continue; }
 915                 }
 916                 else if( $conf->DBtype == 'ibm_db2' ) {
 917                         if( $useRoot ) {
 918                                 $db_user = $conf->RootUser;
 919                                 $db_pass = $conf->RootPW;
 920                         } else {
 921                                 $db_user = $wgDBuser;
 922                                 $db_pass = $wgDBpassword;
 923                         }
 924
 925                         echo( "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) .
 926                                 "\" as \"" . htmlspecialchars( $db_user ) . "\"..." );
 927                         $wgDatabase = $dbc->newFromParams($wgDBserver, $db_user, $db_pass, $wgDBname, 1);
 928                         // enable extra debug messages
 929                         $dbc->setMode(DatabaseIbm_db2::INSTALL_MODE);
 930                         $wgDatabase->setMode(DatabaseIbm_db2::INSTALL_MODE);
 931
 932                         if (!$wgDatabase->isOpen()) {
 933                                 print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
 934                         } else {
 935                                 $myver = $wgDatabase->getServerVersion();
 936                         }
 937                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 938
 939                 } elseif ( $conf->DBtype == 'sqlite' ) {
 940                         if ("$wgSQLiteDataDir" == '') {
 941                                 $wgSQLiteDataDir = dirname($_SERVER['DOCUMENT_ROOT']).'/data';
 942                         }
 943                         echo "<li>Attempting to connect to SQLite database at \"" .
 944                                 htmlspecialchars( $wgSQLiteDataDir ) .  "\"";
 945                         if ( !is_dir( $wgSQLiteDataDir ) ) {
 946                                 if ( is_writable( dirname( $wgSQLiteDataDir ) ) ) {
 947                                         $ok = wfMkdirParents( $wgSQLiteDataDir, $wgSQLiteDataDirMode );
 948                                 } else {
 949                                         $ok = false;
 950                                 }
 951                                 if ( !$ok ) {
 952                                         echo ": cannot create data directory</li>";
 953                                         $errs['SQLiteDataDir'] = 'Enter a valid data directory';
 954                                         continue;
 955                                 }
 956                         }
 957                         if ( !is_writable( $wgSQLiteDataDir ) ) {
 958                                 echo ": data directory not writable</li>";
 959                                 $errs['SQLiteDataDir'] = 'Enter a writable data directory';
 960                                 continue;
 961                         }
 962                         $dataFile = "$wgSQLiteDataDir/$wgDBname.sqlite";
 963                         if ( file_exists( $dataFile ) && !is_writable( $dataFile ) ) {
 964                                 echo ": data file not writable</li>";
 965                                 $errs['SQLiteDataDir'] = "$wgDBname.sqlite is not writable";
 966                                 continue;
 967                         }
 968                         $wgDatabase = new DatabaseSqlite( false, false, false, $wgDBname, 1 );
 969                         if (!$wgDatabase->isOpen()) {
 970                                 print ": error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
 971                                 $errs['SQLiteDataDir'] = 'Could not connect to database';
 972                                 continue;
 973                         } else {
 974                                 $myver = $wgDatabase->getServerVersion();
 975                         }
 976                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
 977                         echo "ok</li>\n";
 978                 } elseif ( $conf->DBtype == 'oracle' ) {
 979                         echo "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) ."\"</li>";
 980                         $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBuser, $wgDBpassword, $wgDBname, 1);
 981                         if (!$wgDatabase->isOpen()) {
 982                                 $ok = true;
 983                                 echo "<li>Connect failed.</li>";
 984                                 if ($useRoot) {
 985                                         if (ini_get('oci8.privileged_connect') === false) {
 986                                                 echo "<li>Privileged connect disabled, please set oci8.privileged_connect or run maintenance/ora/user.sql script manually prior to continuing.</li>";
 987                                                 $ok = false;
 988                                         } else {
 989                                                 $wgDBadminuser = $conf->RootUser;
 990                                                 $wgDBadminpassword = $conf->RootPW;
 991                                                 echo "<li>Attempting to create DB user.</li>";
 992                                                 $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBadminuser, $wgDBadminpassword, $wgDBname, 1, 64);
 993                                                 if ($wgDatabase->isOpen()) {
 994                                                         $wgDBOracleDefTS = $conf->DBdefTS_ora;
 995                                                         $wgDBOracleTempTS = $conf->DBtempTS_ora;
 996                                                         $wgDatabase->sourceFile( "../maintenance/ora/user.sql"  );
 997                                                 } else {
 998                                                         echo "<li>Invalid database superuser, please supply a valid superuser account.</li>";
 999                                                         echo "<li>ERR: ".print_r(oci_error(), true)."</li>";
1000                                                         $ok = false;
1001                                                 }
1002                                         }
1003                                 } else {
1004                                         echo "<li>Database superuser missing, please supply a valid superuser account.</li>";
1005                                         $ok = false;
1006                                 }
1007                                 if (!$ok) {
1008                                         $errs["RootUser"] = "Check username";
1009                                         $errs["RootPW"] = "and password";
1010                                 } else {
1011                                         echo "<li>Attempting to connect to database with new user \"" . htmlspecialchars( $wgDBname ) ."\"</li>";
1012                                         $wgDatabase = $dbc->newFromParams('DUMMY', $wgDBuser, $wgDBpassword, $wgDBname, 1);
1013                                 }
1014                         }
1015                         if ($ok) {
1016                                 $myver = $wgDatabase->getServerVersion();
1017                         }
1018                 } else { # not mysql
1019                         error_reporting( E_ALL | E_STRICT );
1020                         $wgSuperUser = '';
1021                         ## Possible connect as a superuser
1022                         // Changed !mysql to postgres check since it seems to only apply to postgres
1023                         if( $useRoot && $conf->DBtype == 'postgres' ) {
1024                                 $wgDBsuperuser = $conf->RootUser;
1025                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"" .
1026                                         htmlspecialchars( $wgDBsuperuser ) . "\"..." );
1027                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
1028                                 if (!$wgDatabase->isOpen()) {
1029                                         print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1030                                         $errs["DBserver"] = "Could not connect to database as superuser";
1031                                         $errs["RootUser"] = "Check username";
1032                                         $errs["RootPW"] = "and password";
1033                                         continue;
1034                                 }
1035                                 $wgDatabase->initial_setup($conf->RootPW, 'postgres');
1036                         }
1037                         echo( "<li>Attempting to connect to database \"" . htmlspecialchars( $wgDBname ) .
1038                                 "\" as \"" . htmlspecialchars( $wgDBuser ) . "\"..." );
1039                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
1040                         if (!$wgDatabase->isOpen()) {
1041                                 print " error: " . htmlspecialchars( $wgDatabase->lastError() ) . "</li>\n";
1042                                 $errs["DBserver"] = "Could not connect to database as user";
1043                                 $errs["DBuser"] = "Check username";
1044                                 $errs["DBpassword"] = "and password";
1045                                 continue;
1046                         } else {
1047                                 $myver = $wgDatabase->getServerVersion();
1048                         }
1049                         if (is_callable(array($wgDatabase, 'initial_setup'))) $wgDatabase->initial_setup('', $wgDBname);
1050                 }
1051
1052                 if ( !$wgDatabase->isOpen() ) {
1053                         $errs["DBserver"] = "Couldn't connect to database";
1054                         continue;
1055                 }
1056
1057                 print "<li>Connected to " . htmlspecialchars( "{$conf->DBtype} $myver" );
1058                 if ($conf->DBtype == 'mysql') {
1059                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
1060                                 print "</li>\n";
1061                                 dieout( "-- mysql 4.0.14 or later required. Aborting." );
1062                         }
1063                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
1064                         if( $mysqlNewAuth && $mysqlOldClient ) {
1065                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
1066                                         to old client libraries; if you have trouble with authentication, see
1067                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
1068                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
1069                         }
1070                         if( $wgDBmysql5 ) {
1071                                 if( $mysqlNewAuth ) {
1072                                         print "; enabling MySQL 4.1/5.0 charset mode";
1073                                 } else {
1074                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
1075                                                 but older version detected; will likely fail.</b>";
1076                                 }
1077                         }
1078                         print "</li>\n";
1079
1080                         @$sel = $wgDatabase->selectDB( $wgDBname );
1081                         if( $sel ) {
1082                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
1083                         } else {
1084                                 $err = mysql_errno();
1085                                 $databaseSafe = htmlspecialchars( $wgDBname );
1086                                 if( $err == 1102 /* Invalid database name */ ) {
1087                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
1088                                         continue;
1089                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
1090                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
1091                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
1092                                         continue;
1093                                 }
1094                                 print "<li>Attempting to create database...</li>";
1095                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
1096                                 if( !$res ) {
1097                                         print "<li>Couldn't create database <tt>" .
1098                                                 htmlspecialchars( $wgDBname ) .
1099                                                 "</tt>; try with root access or check your username/pass.</li>\n";
1100                                         $errs["RootPW"] = "<- Enter";
1101                                         continue;
1102                                 }
1103                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
1104                         }
1105                         $wgDatabase->selectDB( $wgDBname );
1106                 }
1107                 else if ($conf->DBtype == 'postgres') {
1108                         if( version_compare( $myver, "8.0" ) < 0 ) {
1109                                 dieout( "<b>Postgres 8.0 or later is required</b>. Aborting." );
1110                         }
1111                 }
1112
1113                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
1114                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
1115
1116                         if ( $conf->DBtype == 'mysql') {
1117                                 # Determine existing default character set
1118                                 if ( $wgDatabase->tableExists( "revision" ) ) {
1119                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
1120                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
1121                                         $row = $wgDatabase->fetchObject( $res );
1122                                         if ( !$row ) {
1123                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
1124                                                 $existingSchema = false;
1125                                                 $existingEngine = false;
1126                                         } else {
1127                                                 if ( preg_match( '/^latin1/', $row->Collation ) ) {
1128                                                         $existingSchema = 'mysql4';
1129                                                 } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
1130                                                         $existingSchema = 'mysql5';
1131                                                 } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
1132                                                         $existingSchema = 'mysql5-binary';
1133                                                 } else {
1134                                                         $existingSchema = false;
1135                                                         echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
1136                                                 }
1137                                                 if ( isset( $row->Engine ) ) {
1138                                                         $existingEngine = $row->Engine;
1139                                                 } else {
1140                                                         $existingEngine = $row->Type;
1141                                                 }
1142                                         }
1143                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
1144                                                 $encExisting = htmlspecialchars( $existingSchema );
1145                                                 $encRequested = htmlspecialchars( $conf->DBschema );
1146                                                 print "<li><strong>Warning:</strong> you requested the $encRequested schema, " .
1147                                                         "but the existing database has the $encExisting schema. This upgrade script ".
1148                                                         "can't convert it, so it will remain $encExisting.</li>\n";
1149                                                 $conf->setSchema( $existingSchema, $conf->DBengine );
1150                                         }
1151                                         if ( $existingEngine && $existingEngine != $conf->DBengine ) {
1152                                                 $encExisting = htmlspecialchars( $existingEngine );
1153                                                 $encRequested = htmlspecialchars( $conf->DBengine );
1154                                                 print "<li><strong>Warning:</strong> you requested the $encRequested storage " .
1155                                                         "engine, but the existing database uses the $encExisting engine. This upgrade " .
1156                                                         "script can't convert it, so it will remain $encExisting.</li>\n";
1157                                                 $conf->setSchema( $conf->DBschema, $existingEngine );
1158                                         }
1159                                 }
1160
1161                                 # Create user if required
1162                                 if ( $conf->Root ) {
1163                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1164                                         if ( $conn->isOpen() ) {
1165                                                 print "<li>DB user account ok</li>\n";
1166                                                 $conn->close();
1167                                         } else {
1168                                                 print "<li>Granting user permissions...";
1169                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
1170                                                         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>";
1171                                                 }
1172                                                 print "</li>\n";
1173                                                 $wgDatabase->sourceFile( "../maintenance/users.sql" );
1174                                         }
1175                                 }
1176                         }
1177                         print "</ul><pre>\n";
1178                         chdir( ".." );
1179                         flush();
1180                         do_all_updates();
1181                         chdir( "config" );
1182                         print "</pre>\n";
1183                         print "<ul><li>Finished update checks.</li>\n";
1184                 // if tables don't yet exist
1185                 } else {
1186                         # Determine available storage engines if possible
1187                         if ( $conf->DBtype == 'mysql' && version_compare( $myver, "4.1.2", "ge" ) ) {
1188                                 $res = $wgDatabase->query( 'SHOW ENGINES' );
1189                                 $found = false;
1190                                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
1191                                         if ( $row->Engine == $conf->DBengine && ( $row->Support == 'YES' || $row->Support == 'DEFAULT' ) ) {
1192                                                 $found = true;
1193                                                 break;
1194                                         }
1195                                 }
1196                                 $wgDatabase->freeResult( $res );
1197                                 if ( !$found && $conf->DBengine != 'MyISAM' ) {
1198                                         echo "<li><strong>Warning:</strong> " . htmlspecialchars( $conf->DBengine ) .
1199                                                 " storage engine not available, " .
1200                                                 "using MyISAM instead</li>\n";
1201                                         $conf->setSchema( $conf->DBschema, 'MyISAM' );
1202                                 }
1203                         }
1204
1205                         # FIXME: Check for errors
1206                         print "<li>Creating tables...";
1207                         if ($conf->DBtype == 'mysql') {
1208                                 $wgDatabase->sourceFile( "../maintenance/tables.sql" );
1209                                 $wgDatabase->sourceFile( "../maintenance/interwiki.sql" );
1210                         } elseif (is_callable(array($wgDatabase, 'setup_database'))) {
1211                                 $wgDatabase->setup_database();
1212                         }
1213                         else {
1214                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
1215                                 continue;
1216                         }
1217
1218                         print " done.</li>\n";
1219
1220
1221                         if ($conf->DBtype == 'ibm_db2') {
1222                                 // Now that table creation is done, make sure everything is committed
1223                                 // Do this before doing inserts through API
1224                                 if ($wgDatabase->lastError()) {
1225                                         print "<li>Errors encountered during table creation -- rolled back</li>\n";
1226                                         $wgDatabase->rollback();
1227                                 }
1228                                 else {
1229                                         print "<li>MediaWiki tables successfully created</li>\n";
1230                                         $wgDatabase->commit();
1231                                 }
1232                         }
1233
1234                         print "<li>Initializing statistics...</li>\n";
1235                         $wgDatabase->insert( 'site_stats',
1236                                 array ( 'ss_row_id'        => 1,
1237                                                 'ss_total_views'   => 0,
1238                                                 'ss_total_edits'   => 1, # Main page first edit
1239                                                 'ss_good_articles' => 0, # Main page is not a good article - no internal link
1240                                                 'ss_total_pages'   => 1, # Main page
1241                                                 'ss_users'         => $conf->SysopName ? 1 : 0, # Sysop account, if created
1242                                                 'ss_admins'        => $conf->SysopName ? 1 : 0, # Sysop account, if created
1243                                                 'ss_images'        => 0 ) );
1244
1245                         # Set up the "regular user" account *if we can, and if we need to*
1246                         if( $conf->Root and $conf->DBtype == 'mysql') {
1247                                 # See if we need to
1248                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
1249                                 if( $wgDatabase2->isOpen() ) {
1250                                         # Nope, just close the test connection and continue
1251                                         $wgDatabase2->close();
1252                                         echo( "<li>User " . htmlspecialchars( $wgDBuser ) . " exists. Skipping grants.</li>\n" );
1253                                 } else {
1254                                         # Yes, so run the grants
1255                                         echo( "<li>" . htmlspecialchars( "Granting user permissions to $wgDBuser on $wgDBname..." ) );
1256                                         $wgDatabase->sourceFile( "../maintenance/users.sql" );
1257                                         echo( "success.</li>\n" );
1258                                 }
1259                         }
1260
1261                         if( $conf->SysopName ) {
1262                                 $u = User::newFromName( $conf->getSysopName() );
1263                                 if ( !$u ) {
1264                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
1265                                 }
1266                                 else if ( 0 == $u->idForName() ) {
1267                                         $u->addToDatabase();
1268                                         $u->setPassword( $conf->getSysopPass() );
1269                                         $u->saveSettings();
1270
1271                                         $u->addGroup( "sysop" );
1272                                         $u->addGroup( "bureaucrat" );
1273
1274                                         print "<li>Created sysop account <tt>" .
1275                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
1276                                 } else {
1277                                         print "<li>Could not create user - already exists!</li>\n";
1278                                 }
1279                         } else {
1280                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
1281                         }
1282
1283                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
1284                         $article = new Article( $titleobj );
1285                         $newid = $article->insertOn( $wgDatabase );
1286                         $revision = new Revision( array(
1287                                 'page'      => $newid,
1288                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
1289                                 'comment'   => '',
1290                                 'user'      => 0,
1291                                 'user_text' => 'MediaWiki default',
1292                                 ) );
1293                         $revid = $revision->insertOn( $wgDatabase );
1294                         $article->updateRevisionOn( $wgDatabase, $revision );
1295                 }
1296
1297                 /* Write out the config file now that all is well */
1298                 print "<li style=\"list-style: none\">\n";
1299                 print "<p>Creating LocalSettings.php...</p>\n\n";
1300                 $localSettings = "<" . "?php$endl$local";
1301                 // Fix up a common line-ending problem (due to CVS on Windows)
1302                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
1303                 $f = fopen( "LocalSettings.php", 'xt' );
1304
1305                 if( $f == false ) {
1306                         print( "</li>\n" );
1307                         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" .
1308                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
1309                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
1310                 }
1311                 if(fwrite( $f, $localSettings ) ) {
1312                         fclose( $f );
1313                         print "<hr/>\n";
1314                         writeSuccessMessage();
1315                         print "</li>\n";
1316                 } else {
1317                         fclose( $f );
1318                         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" );
1319                 }
1320
1321         } while( false );
1322 }
1323
1324 print "</ul>\n";
1325 $mainListOpened = false;
1326
1327 if( count( $errs ) ) {
1328         /* Display options form */
1329
1330         if( $conf->posted ) {
1331                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1332         }
1333 ?>
1334
1335 <form action="<?php echo defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php'; ?>" name="config" method="post">
1336
1337 <h2>Site config</h2>
1338
1339 <div class="config-section">
1340         <div class="config-input">
1341                 <?php aField( $conf, "Sitename", "Wiki name:" ); ?>
1342         </div>
1343         <p class="config-desc">
1344                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1345                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1346         </p>
1347         <div class="config-input"><?php aField( $conf, "EmergencyContact", "Contact e-mail:" ); ?></div>
1348         <p class="config-desc">
1349                 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.
1350         </p>
1351
1352         <div class="config-input">
1353                 <label class='column' for="LanguageCode">Language:</label>
1354                 <select id="LanguageCode" name="LanguageCode"><?php
1355                         $list = getLanguageList();
1356                         foreach( $list as $code => $name ) {
1357                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1358                                 $encCode = htmlspecialchars( $code );
1359                                 $encName = htmlspecialchars( $name );
1360                                 echo "\n\t\t<option value=\"$encCode\" $sel>$encName</option>";
1361                         }
1362                         echo "\n";
1363                 ?>
1364                 </select>
1365         </div>
1366         <p class="config-desc">
1367                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1368         </p>
1369
1370         <div class="config-input">
1371                 <label class='column'>Copyright/license:</label>
1372
1373                 <ul class="plain">
1374                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1375                 <li><?php aField( $conf, "License", "Public Domain", "radio", "pd" ); ?></li>
1376                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2", "radio", "gfdl1_2" ); ?></li>
1377                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.3", "radio", "gfdl1_3" ); ?></li>
1378                 <li><?php
1379                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1380                         $partner = "MediaWiki";
1381    $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1382                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/$script?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1383                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1384                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1385                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1386                         if( $conf->License == "cc" ) { ?>
1387                         <ul>
1388                         <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1389                         <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1390                         <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1391                         <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1392                         </ul>
1393                         <?php } ?>
1394                         </li>
1395                 </ul>
1396         </div>
1397         <p class="config-desc">
1398                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1399         </p>
1400
1401
1402         <div class="config-input">
1403                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1404         </div>
1405         <div class="config-input">
1406                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1407         </div>
1408         <div class="config-input">
1409                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1410         </div>
1411         <p class="config-desc">
1412                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1413                 A new account will be added only when creating a new wiki database.
1414                 <br /><br />
1415                 The password cannot be the same as the username.
1416         </p>
1417
1418         <div class="config-input">
1419                 <label class='column'>Object caching:</label>
1420
1421                 <ul class="plain">
1422                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1423                 <?php
1424                         if ( $conf->turck ) {
1425                                 echo "<li>";
1426                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1427                                 echo "</li>\n";
1428                         }
1429                         if( $conf->xcache ) {
1430                                 echo "<li>";
1431                                 aField( $conf, 'Shm', 'XCache', 'radio', 'xcache' );
1432                                 echo "</li>\n";
1433                         }
1434                         if ( $conf->apc ) {
1435                                 echo "<li>";
1436                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1437                                 echo "</li>\n";
1438                         }
1439                         if ( $conf->eaccel ) {
1440                                 echo "<li>";
1441                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1442                                 echo "</li>\n";
1443                         }
1444                         if ( $conf->dba ) {
1445                                 echo "<li>";
1446                                 aField( $conf, "Shm", "DBA (not recommended)", "radio", "dba" );
1447                                 echo "</li>";
1448                         }
1449                 ?>
1450                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1451                 </ul>
1452                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1453         </div>
1454         <p class="config-desc">
1455                 An object caching system such as memcached will provide a significant performance boost,
1456                 but needs to be installed. Provide the server addresses and ports in a comma-separated list.
1457                 <br /><br />
1458                 MediaWiki can also detect and support eAccelerator, Turck MMCache, APC, and XCache, but
1459                 these should not be used if the wiki will be running on multiple application servers.
1460                 <br/><br/>
1461                 DBA (Berkeley-style DB) is generally slower than using no cache at all, and is only
1462                 recommended for testing.
1463         </p>
1464 </div>
1465
1466 <h2>E-mail, e-mail notification and authentication setup</h2>
1467
1468 <div class="config-section">
1469         <div class="config-input">
1470                 <label class='column'>E-mail features (global):</label>
1471                 <ul class="plain">
1472                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1473                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1474                 </ul>
1475         </div>
1476         <p class="config-desc">
1477                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1478                 if sending mail doesn't work on your server.
1479         </p>
1480
1481         <div class="config-input">
1482                 <label class='column'>User-to-user e-mail:</label>
1483                 <ul class="plain">
1484                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1485                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1486                 </ul>
1487         </div>
1488         <p class="config-desc">
1489                 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.
1490         </p>
1491         <div class="config-input">
1492                 <label class='column'>E-mail notification about changes:</label>
1493                 <ul class="plain">
1494                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1495                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1496                 <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>
1497                 </ul>
1498         </div>
1499         <div class="config-desc">
1500                 <p>
1501                 For this feature to work, an e-mail address must be present for the user account, and the notification
1502                 options in the user's preferences must be enabled. Also note the
1503                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1504
1505                 <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>
1506         </div>
1507
1508         <div class="config-input">
1509                 <label class='column'>E-mail address authentication:</label>
1510                 <ul class="plain">
1511                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1512                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1513                 </ul>
1514         </div>
1515         <div class="config-desc">
1516                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1517                 change notification mails. Setting this option is <b>recommended</b> for public wikis because of potential abuse of the e-mail features above.</p>
1518         </div>
1519
1520 </div>
1521
1522 <h2>Database config</h2>
1523
1524 <div class="config-section">
1525 <div class="config-input">
1526         <label class='column'>Database type:</label>
1527 <?php
1528         if (isset($errs['DBpicktype'])) {
1529                 print "\t<span class='error'>" . htmlspecialchars( $errs['DBpicktype'] ) . "</span>\n";
1530         }
1531 ?>
1532         <ul class='plain'><?php
1533                 database_picker($conf);
1534         ?></ul>
1535         </div>
1536
1537         <div class="config-input" style="clear:left">
1538         <?php aField( $conf, "DBserver", "Database host:" ); ?>
1539         </div>
1540         <p class="config-desc">
1541                 If your database server isn't on your web server, enter the name or IP address here.
1542         </p>
1543
1544         <div class="config-input"><?php aField( $conf, "DBname", "Database name:" ); ?></div>
1545         <div class="config-input"><?php aField( $conf, "DBuser", "DB username:" ); ?></div>
1546         <div class="config-input"><?php aField( $conf, "DBpassword", "DB password:", "password" ); ?></div>
1547         <div class="config-input"><?php aField( $conf, "DBpassword2", "DB password confirm:", "password" ); ?></div>
1548         <p class="config-desc">
1549                 If you only have a single user account and database available,
1550                 enter those here. If you have database root access (see below)
1551                 you can specify new accounts/databases to be created. This account
1552                 will not be created if it pre-exists. If this is the case, ensure that it
1553                 has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1554         </p>
1555
1556         <div class="config-input">
1557                 <label class="column">Superuser account:</label>
1558                 <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?> />
1559                 &nbsp;<label for="useroot">Use superuser account</label>
1560                 <input type="checkbox" name="populateadmin" id="populateadmin" <?php if( $conf->populateadmin ) { ?>checked="checked" <?php } ?> />
1561                 &nbsp;<label for="populateadmin">Set as admin user for maintenance</label>
1562         </div>
1563         <div class="config-input"><?php aField( $conf, "RootUser", "Superuser name:", "text" ); ?></div>
1564         <div class="config-input"><?php aField( $conf, "RootPW", "Superuser password:", "password" ); ?></div>
1565
1566         <p class="config-desc">
1567                 If the database user specified above does not exist, or does not have access to create
1568                 the database (if needed) or tables within it, please check the box and provide details
1569                 of a superuser account, such as <strong>root</strong>, which does.
1570         </p>
1571
1572         <?php database_switcher('mysql'); ?>
1573         <div class="config-input"><?php aField( $conf, "DBprefix", "Database table prefix:" ); ?></div>
1574         <div class="config-desc">
1575                 <p>If you need to share one database between multiple wikis, or
1576                 between MediaWiki and another web application, you may choose to
1577                 add a prefix to all the table names to avoid conflicts.</p>
1578
1579                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1580         </div>
1581
1582         <div class="config-input"><label class="column">Storage Engine</label>
1583                 <div>Select one:</div>
1584                 <ul class="plain">
1585                 <li><?php aField( $conf, "DBengine", "InnoDB", "radio", "InnoDB" ); ?></li>
1586                 <li><?php aField( $conf, "DBengine", "MyISAM", "radio", "MyISAM" ); ?></li>
1587                 </ul>
1588         </div>
1589         <p class="config-desc">
1590                 InnoDB is best for public web installations, since it has good concurrency
1591                 support. MyISAM may be faster in single-user installations. MyISAM databases
1592                 tend to get corrupted more often than InnoDB databases.
1593         </p>
1594         <div class="config-input"><label class="column">Database character set</label>
1595                 <div>Select one:</div>
1596                 <ul class="plain">
1597                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1598                 <li><?php aField( $conf, "DBschema", "MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1599                 <li><?php aField( $conf, "DBschema", "MySQL 4.0 backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1600                 </ul>
1601         </div>
1602         <p class="config-desc">
1603                 This option is ignored on upgrade, the same character set will be kept.
1604                 <br/><br/>
1605                 <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!.
1606                 <br/><br/>
1607                 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>.
1608         </p>
1609         </fieldset>
1610
1611         <?php database_switcher('postgres'); ?>
1612         <div class="config-input"><?php aField( $conf, "DBport", "Database port:" ); ?></div>
1613         <div class="config-input"><?php aField( $conf, "DBmwschema", "Schema for mediawiki:" ); ?></div>
1614         <div class="config-input"><?php aField( $conf, "DBts2schema", "Schema for tsearch2:" ); ?></div>
1615         <div class="config-desc">
1616                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1617                 so it is recommended that you create a new user. The above schemas are generally correct:
1618         only change them if you are sure you need to.</p>
1619         </div>
1620         </fieldset>
1621
1622         <?php database_switcher('sqlite'); ?>
1623         <div class="config-desc">
1624                 <b>NOTE:</b> SQLite only uses the <i>Database name</i> setting above, the user, password and root settings are ignored.
1625         </div>
1626         <div class="config-input"><?php
1627                 aField( $conf, "SQLiteDataDir", "SQLite data directory:" );
1628         ?></div>
1629         <div class="config-desc">
1630                 <p>SQLite stores table data into files in the filesystem.
1631                 If you do not provide an explicit path, a "data" directory in
1632                 the parent of your document root will be used.</p>
1633
1634                 <p>This directory must exist and be writable by the web server.</p>
1635         </div>
1636         </fieldset>
1637
1638         <?php database_switcher('mssql'); ?>
1639         <div class="config-input"><?php
1640                 aField( $conf, "DBprefix2", "Database table prefix:" );
1641         ?></div>
1642         <div class="config-desc">
1643                 <p>If you need to share one database between multiple wikis, or
1644                 between MediaWiki and another web application, you may choose to
1645                 add a prefix to all the table names to avoid conflicts.</p>
1646
1647                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1648         </div>
1649         </fieldset>
1650
1651         <?php database_switcher('ibm_db2'); ?>
1652         <div class="config-input"><?php
1653                 aField( $conf, "DBport_db2", "Database port:" );
1654         ?></div>
1655         <div class="config-input"><?php
1656                 aField( $conf, "DBmwschema", "Schema for mediawiki:" );
1657         ?></div>
1658         <div>Select one:</div>
1659                 <ul class="plain">
1660                 <li><?php aField( $conf, "DBcataloged", "Cataloged (DB2 installed locally)", "radio", "cataloged" ); ?></li>
1661                 <li><?php aField( $conf, "DBcataloged", "Uncataloged (remote DB2 through ODBC)", "radio", "uncataloged" ); ?></li>
1662                 </ul>
1663         <div class="config-desc">
1664                 <p>If you need to share one database between multiple wikis, or
1665                 between MediaWiki and another web application, you may specify
1666                 a different schema to avoid conflicts.</p>
1667         </div>
1668         </fieldset>
1669
1670         <?php database_switcher('oracle'); ?>
1671         <div class="config-input"><?php aField( $conf, "DBprefix_ora", "Database table prefix:" ); ?></div>
1672         <div class="config-desc">
1673                 <p>If you need to share one database between multiple wikis, or
1674                 between MediaWiki and another web application, you may choose to
1675                 add a prefix to all the table names to avoid conflicts.</p>
1676
1677                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1678         </div>
1679         <div class="config-input"><?php aField( $conf, "DBdefTS_ora", "Default tablespace:" ); ?></div>
1680         <div class="config-input"><?php aField( $conf, "DBtempTS_ora", "Temporary tablespace:" ); ?></div>
1681         </fieldset>
1682
1683         <div class="config-input" style="padding:2em 0 3em">
1684                 <label class='column'>&nbsp;</label>
1685                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1686         </div>
1687 </div>
1688 </form>
1689 <script type="text/javascript">
1690 window.onload = toggleDBarea( <?php echo Xml::encodeJsVar( $conf->DBtype ); ?>,
1691 <?php
1692         ## If they passed in a root user name, don't populate it on page load
1693         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1694 ?>);
1695 </script>
1696 <?php
1697 }
1698
1699 /* -------------------------------------------------------------------------------------- */
1700 function writeSuccessMessage() {
1701  $script = defined('MW_INSTALL_PHP5_EXT') ? 'index.php5' : 'index.php';
1702         if ( wfIniGetBool( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1703                 echo <<<EOT
1704 <div class="success-box">
1705 <p>Installation successful!</p>
1706 <p>To complete the installation, please do the following:
1707 <ol>
1708         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1709         <li>Upload it to the parent directory</li>
1710         <li>Delete config/LocalSettings.php</li>
1711         <li>Start using <a href='../$script'>your wiki</a>!
1712 </ol>
1713 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1714 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1715 which means that anyone on the same server can read your database password! Downloading
1716 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1717 </div>
1718 EOT;
1719         } else {
1720                 echo <<<EOT
1721 <div class="success-box">
1722 <p>
1723 <span class="success-message">Installation successful!</span>
1724 Move the <tt>config/LocalSettings.php</tt> file to the parent directory, then follow
1725 <a href="../$script"> this link</a> to your wiki.</p>
1726 <p>You should change file permissions for <tt>LocalSettings.php</tt> as required to
1727 prevent other users on the server reading passwords and altering configuration data.</p>
1728 </div>
1729 EOT;
1730         }
1731 }
1732
1733
1734 function escapePhpString( $string ) {
1735         if ( is_array( $string ) || is_object( $string ) ) {
1736                 return false;
1737         }
1738         return strtr( $string,
1739                 array(
1740                         "\n" => "\\n",
1741                         "\r" => "\\r",
1742                         "\t" => "\\t",
1743                         "\\" => "\\\\",
1744                         "\$" => "\\\$",
1745                         "\"" => "\\\""
1746                 ));
1747 }
1748
1749 function writeLocalSettings( $conf ) {
1750         $conf->PasswordSender = $conf->EmergencyContact;
1751         $magic = ($conf->ImageMagick ? "" : "# ");
1752         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1753         $rights = ($conf->RightsUrl) ? "" : "# ";
1754         $hashedUploads = $conf->safeMode ? '' : '# ';
1755
1756         if ( $conf->ShellLocale ) {
1757                 $locale = '';
1758         } else {
1759                 $locale = '# ';
1760                 $conf->ShellLocale = 'en_US.UTF-8';
1761         }
1762
1763         switch ( $conf->Shm ) {
1764                 case 'memcached':
1765                         $cacheType = 'CACHE_MEMCACHED';
1766                         $mcservers = var_export( $conf->MCServerArray, true );
1767                         break;
1768                 case 'turck':
1769                 case 'xcache':
1770                 case 'apc':
1771                 case 'eaccel':
1772                         $cacheType = 'CACHE_ACCEL';
1773                         $mcservers = 'array()';
1774                         break;
1775                 case 'dba':
1776                         $cacheType = 'CACHE_DBA';
1777                         $mcservers = 'array()';
1778                         break;
1779                 default:
1780                         $cacheType = 'CACHE_NONE';
1781                         $mcservers = 'array()';
1782         }
1783
1784         if ( $conf->Email == 'email_enabled' ) {
1785                 $enableemail = 'true';
1786                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1787                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1788                 switch ( $conf->Enotif ) {
1789                         case 'enotif_usertalk':
1790                                 $enotifusertalk = 'true';
1791                                 $enotifwatchlist = 'false';
1792                                 break;
1793                         case 'enotif_allpages':
1794                                 $enotifusertalk = 'true';
1795                                 $enotifwatchlist = 'true';
1796                                 break;
1797                         default:
1798                                 $enotifusertalk = 'false';
1799                                 $enotifwatchlist = 'false';
1800                 }
1801         } else {
1802                 $enableuseremail = 'false';
1803                 $enableemail = 'false';
1804                 $eauthent = 'false';
1805                 $enotifusertalk = 'false';
1806                 $enotifwatchlist = 'false';
1807         }
1808
1809         $file = @fopen( "/dev/urandom", "r" );
1810         if ( $file ) {
1811                 $secretKey = bin2hex( fread( $file, 32 ) );
1812                 fclose( $file );
1813         } else {
1814                 $secretKey = "";
1815                 for ( $i=0; $i<8; $i++ ) {
1816                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1817                 }
1818                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1819         }
1820
1821         # Add slashes to strings for double quoting
1822         $slconf = wfArrayMap( "escapePhpString", get_object_vars( $conf ) );
1823         if( $conf->License == 'gfdl1_2' || $conf->License == 'pd' || $conf->License == 'gfdl1_3' ) {
1824                 # Needs literal string interpolation for the current style path
1825                 $slconf['RightsIcon'] = $conf->RightsIcon;
1826         }
1827
1828         if( $conf->populateadmin ) {
1829                 $slconf['DBadminuser'] = $conf->RootUser;
1830                 $slconf['DBadminpassword'] = $conf->RootPW;
1831         }
1832
1833         if( $conf->DBtype == 'mysql' ) {
1834                 $dbsettings =
1835 "# MySQL specific settings
1836 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1837
1838 # MySQL table options to use during installation or update
1839 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1840
1841 # Experimental charset support for MySQL 4.1/5.0.
1842 \$wgDBmysql5 = {$conf->DBmysql5};";
1843         } elseif( $conf->DBtype == 'postgres' ) {
1844                 $dbsettings =
1845 "# Postgres specific settings
1846 \$wgDBport           = \"{$slconf['DBport']}\";
1847 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1848 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";";
1849         } elseif( $conf->DBtype == 'sqlite' ) {
1850                 $dbsettings =
1851 "# SQLite-specific settings
1852 \$wgSQLiteDataDir    = \"{$slconf['SQLiteDataDir']}\";";
1853         } elseif( $conf->DBtype == 'mssql' ) {
1854                 $dbsettings =
1855 "# MSSQL specific settings
1856 \$wgDBprefix         = \"{$slconf['DBprefix2']}\";";
1857         } elseif( $conf->DBtype == 'ibm_db2' ) {
1858                 $dbsettings =
1859 "# DB2 specific settings
1860 \$wgDBport_db2       = \"{$slconf['DBport_db2']}\";
1861 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1862 \$wgDBcataloged      = \"{$slconf['DBcataloged']}\";";
1863         } elseif( $conf->DBtype == 'oracle' ) {
1864                 $dbsettings =
1865 "# Oracle specific settings
1866 \$wgDBprefix         = \"{$slconf['DBprefix']}\";";
1867         } else {
1868                 // ummm... :D
1869                 $dbsettings = '';
1870         }
1871
1872
1873         $localsettings = "
1874 # This file was automatically generated by the MediaWiki installer.
1875 # If you make manual changes, please keep track in case you need to
1876 # recreate them later.
1877 #
1878 # See includes/DefaultSettings.php for all configurable settings
1879 # and their default values, but don't forget to make changes in _this_
1880 # file, not there.
1881 #
1882 # Further documentation for configuration settings may be found at:
1883 # http://www.mediawiki.org/wiki/Manual:Configuration_settings
1884
1885 # If you customize your file layout, set \$IP to the directory that contains
1886 # the other MediaWiki files. It will be used as a base to locate files.
1887 if( defined( 'MW_INSTALL_PATH' ) ) {
1888         \$IP = MW_INSTALL_PATH;
1889 } else {
1890         \$IP = dirname( __FILE__ );
1891 }
1892
1893 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1894 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1895
1896 require_once( \"\$IP/includes/DefaultSettings.php\" );
1897
1898 if ( \$wgCommandLineMode ) {
1899         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1900                 die( \"This script must be run from the command line\\n\" );
1901         }
1902 }
1903 ## Uncomment this to disable output compression
1904 # \$wgDisableOutputCompression = true;
1905
1906 \$wgSitename         = \"{$slconf['Sitename']}\";
1907
1908 ## The URL base path to the directory containing the wiki;
1909 ## defaults for all runtime URL paths are based off of this.
1910 ## For more information on customizing the URLs please see:
1911 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1912 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1913 \$wgScriptExtension  = \"{$slconf['ScriptExtension']}\";
1914
1915 ## UPO means: this is also a user preference option
1916
1917 \$wgEnableEmail      = $enableemail;
1918 \$wgEnableUserEmail  = $enableuseremail; # UPO
1919
1920 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1921 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1922
1923 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1924 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1925 \$wgEmailAuthentication = $eauthent;
1926
1927 ## Database settings
1928 \$wgDBtype           = \"{$slconf['DBtype']}\";
1929 \$wgDBserver         = \"{$slconf['DBserver']}\";
1930 \$wgDBname           = \"{$slconf['DBname']}\";
1931 \$wgDBuser           = \"{$slconf['DBuser']}\";
1932 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1933
1934 {$dbsettings}
1935
1936 ## Database admin settings, used for maintenance scripts
1937 \$wgDBadminuser     = \"". ($conf->populateadmin ? $slconf['DBadminuser'] : '' )."\";
1938 \$wgDBadminpassword     = \"". ($conf->populateadmin ? $slconf['DBadminpassword'] : '' )."\";
1939
1940 ## Shared memory settings
1941 \$wgMainCacheType = $cacheType;
1942 \$wgMemCachedServers = $mcservers;
1943
1944 ## To enable image uploads, make sure the 'images' directory
1945 ## is writable, then set this to true:
1946 \$wgEnableUploads       = false;
1947 {$magic}\$wgUseImageMagick = true;
1948 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1949
1950 ## If you use ImageMagick (or any other shell command) on a
1951 ## Linux server, this will need to be set to the name of an
1952 ## available UTF-8 locale
1953 {$locale}\$wgShellLocale = \"{$slconf['ShellLocale']}\";
1954
1955 ## If you want to use image uploads under safe mode,
1956 ## create the directories images/archive, images/thumb and
1957 ## images/temp, and make them all writable. Then uncomment
1958 ## this, if it's not already uncommented:
1959 {$hashedUploads}\$wgHashedUploadDirectory = false;
1960
1961 ## If you have the appropriate support software installed
1962 ## you can enable inline LaTeX equations:
1963 \$wgUseTeX           = false;
1964
1965 ## Set \$wgCacheDirectory to a writable directory on the web server
1966 ## to make your wiki go slightly faster. The directory should not
1967 ## be publically accessible from the web.
1968 #\$wgCacheDirectory = \"\$IP/cache\";
1969
1970 \$wgLocalInterwiki   = strtolower( \$wgSitename );
1971
1972 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1973
1974 \$wgSecretKey = \"$secretKey\";
1975
1976 ## Default skin: you can change the default skin. Use the internal symbolic
1977 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1978 \$wgDefaultSkin = 'monobook';
1979
1980 ## For attaching licensing metadata to pages, and displaying an
1981 ## appropriate copyright notice / icon. GNU Free Documentation
1982 ## License and Creative Commons licenses are supported so far.
1983 {$rights}\$wgEnableCreativeCommonsRdf = true;
1984 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1985 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1986 \$wgRightsText = \"{$slconf['RightsText']}\";
1987 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1988 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1989
1990 \$wgDiff3 = \"{$slconf['diff3']}\";
1991
1992 \$wgPhpCliPath = \"{$slconf['phpCliPath']}\";
1993
1994 # When you make changes to this configuration file, this will make
1995 # sure that cached pages are cleared.
1996 \$wgCacheEpoch = max( \$wgCacheEpoch, gmdate( 'YmdHis', @filemtime( __FILE__ ) ) );
1997 "; ## End of setting the $localsettings string
1998
1999         // Keep things in Unix line endings internally;
2000         // the system will write out as local text type.
2001         return str_replace( "\r\n", "\n", $localsettings );
2002 }
2003
2004 function dieout( $text ) {
2005         global $mainListOpened;
2006         if( $mainListOpened ) echo( "</ul>" );
2007         if( $text != '' && substr( $text, 0, 2 ) != '<p'  && substr( $text, 0, 2 ) != '<h' ){
2008                 echo "<p>$text</p>\n";
2009         } else {
2010                 echo $text;
2011         }
2012         die( "\n\n</div>\n</div>\n</div>\n</div>\n</body>\n</html>" );
2013 }
2014
2015 function importVar( &$var, $name, $default = "" ) {
2016         if( isset( $var[$name] ) ) {
2017                 $retval = $var[$name];
2018                 if ( get_magic_quotes_gpc() ) {
2019                         $retval = stripslashes( $retval );
2020                 }
2021         } else {
2022                 $retval = $default;
2023         }
2024         taint( $retval );
2025         return $retval;
2026 }
2027
2028 function importPost( $name, $default = "" ) {
2029         return importVar( $_POST, $name, $default );
2030 }
2031
2032 function importCheck( $name ) {
2033         return isset( $_POST[$name] );
2034 }
2035
2036 function importRequest( $name, $default = "" ) {
2037         return importVar( $_REQUEST, $name, $default );
2038 }
2039
2040 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
2041         static $radioCount = 0;
2042         if( $type != "" ) {
2043                 $xtype = "type=\"$type\"";
2044         } else {
2045                 $xtype = "";
2046         }
2047
2048         $id = $field;
2049         $nolabel = ($type == "radio") || ($type == "hidden");
2050
2051         if ($type == 'radio')
2052                 $id .= $radioCount++;
2053
2054         if( !$nolabel ) {
2055                 echo "<label class='column' for=\"$id\">$text</label>";
2056         }
2057
2058         if( $type == "radio" && $value == $conf->$field ) {
2059                 $checked = "checked='checked'";
2060         } else {
2061                 $checked = "";
2062         }
2063         echo "<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
2064         if ($onclick) {
2065                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
2066         }
2067         echo "value=\"";
2068         if( $type == "radio" ) {
2069                 echo htmlspecialchars( $value );
2070         } else {
2071                 echo htmlspecialchars( $conf->$field );
2072         }
2073
2074
2075         echo "\" />";
2076         if( $nolabel ) {
2077                 echo "<label for=\"$id\">$text</label>";
2078         }
2079
2080         global $errs;
2081         if(isset($errs[$field])) {
2082                 echo "<span class='error'>" . htmlspecialchars( $errs[$field] ) . "</span>\n";
2083         }
2084 }
2085
2086 function getLanguageList() {
2087         global $wgLanguageNames, $IP;
2088         if( !isset( $wgLanguageNames ) ) {
2089                 require_once( "$IP/languages/Names.php" );
2090         }
2091
2092         $codes = array();
2093
2094         $d = opendir( "../languages/messages" );
2095         /* In case we are called from the root directory */
2096         if (!$d)
2097                 $d = opendir( "languages/messages");
2098         while( false !== ($f = readdir( $d ) ) ) {
2099                 $m = array();
2100                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
2101                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
2102                         if( isset( $wgLanguageNames[$code] ) ) {
2103                                 $name = wfBCP47( $code ) . ' - ' . $wgLanguageNames[$code];
2104                         } else {
2105                                 $name = $code;
2106                         }
2107                         $codes[$code] = $name;
2108                 }
2109         }
2110         closedir( $d );
2111         ksort( $codes );
2112         return $codes;
2113 }
2114
2115 #Check for location of an executable
2116 # @param string $loc single location to check
2117 # @param array $names filenames to check for.
2118 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
2119 function locate_executable($loc, $names, $versioninfo = false) {
2120         if (!is_array($names))
2121                 $names = array($names);
2122
2123         foreach ($names as $name) {
2124                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
2125                 if (@file_exists($command)) {
2126                         if (!$versioninfo)
2127                                 return $command;
2128
2129                         $file = str_replace('$1', $command, $versioninfo[0]);
2130                         if (strstr(`$file`, $versioninfo[1]) !== false)
2131                                 return $command;
2132                 }
2133         }
2134         return false;
2135 }
2136
2137 # Test a memcached server
2138 function testMemcachedServer( $server ) {
2139         $hostport = explode(":", $server);
2140         $errstr = false;
2141         $fp = false;
2142         if ( !function_exists( 'fsockopen' ) ) {
2143                 $errstr = "Can't connect to memcached, fsockopen() not present";
2144         }
2145         if ( !$errstr && count( $hostport ) != 2 ) {
2146                 $errstr = 'Please specify host and port';
2147         }
2148         if ( !$errstr ) {
2149                 list( $host, $port ) = $hostport;
2150                 $errno = 0;
2151                 $fsockerr = '';
2152
2153                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
2154                 if ( $fp === false ) {
2155                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
2156                 }
2157         }
2158         if ( !$errstr ) {
2159                 $command = "version\r\n";
2160                 $bytes = fwrite( $fp, $command );
2161                 if ( $bytes != strlen( $command ) ) {
2162                         $errstr = "Cannot write to memcached socket on $host:$port";
2163                 }
2164         }
2165         if ( !$errstr ) {
2166                 $expected = "VERSION ";
2167                 $response = fread( $fp, strlen( $expected ) );
2168                 if ( $response != $expected ) {
2169                         $errstr = "Didn't get correct memcached response from $host:$port";
2170                 }
2171         }
2172         if ( $fp ) {
2173                 fclose( $fp );
2174         }
2175         if ( !$errstr ) {
2176                 echo "<li>Connected to memcached on " . htmlspecialchars( "$host:$port" ) ." successfully</li>";
2177         }
2178         return $errstr;
2179 }
2180
2181 function database_picker($conf) {
2182         global $ourdb;
2183         print "\n";
2184         foreach(array_keys($ourdb) as $db) {
2185                 if ($ourdb[$db]['havedriver']) {
2186                         print "\t<li>";
2187                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
2188                         print "</li>\n";
2189                 }
2190         }
2191         print "\n\t";
2192 }
2193
2194 function database_switcher($db) {
2195         global $ourdb;
2196         $color = $ourdb[$db]['bgcolor'];
2197         $full = $ourdb[$db]['fullname'];
2198         print "<fieldset id='$db'><legend>$full specific options</legend>\n";
2199 }
2200
2201 function printListItem( $item ) {
2202         print "<li>$item</li>";
2203 }
2204
2205 # Determine a suitable value for $wgShellLocale
2206 function getShellLocale( $wikiLang ) {
2207         # Give up now if we're in safe mode or open_basedir
2208         # It's theoretically possible but tricky to work with
2209         if ( wfIniGetBool( "safe_mode" ) || ini_get( 'open_basedir' ) ) {
2210                 return false;
2211         }
2212
2213         $os = php_uname( 's' );
2214         $supported = array( 'Linux', 'SunOS', 'HP-UX' ); # Tested these
2215         if ( !in_array( $os, $supported ) ) {
2216                 return false;
2217         }
2218
2219         # Get a list of available locales
2220         $lines = $ret = false;
2221         exec( '/usr/bin/locale -a', $lines, $ret );
2222         if ( $ret ) {
2223                 return false;
2224         }
2225
2226         $lines = wfArrayMap( 'trim', $lines );
2227         $candidatesByLocale = array();
2228         $candidatesByLang = array();
2229         foreach ( $lines as $line ) {
2230                 if ( $line === '' ) {
2231                         continue;
2232                 }
2233                 if ( !preg_match( '/^([a-zA-Z]+)(_[a-zA-Z]+|)\.(utf8|UTF-8)(@[a-zA-Z_]*|)$/i', $line, $m ) ) {
2234                         continue;
2235                 }
2236                 list( $all, $lang, $territory, $charset, $modifier ) = $m;
2237                 $candidatesByLocale[$m[0]] = $m;
2238                 $candidatesByLang[$lang][] = $m;
2239         }
2240
2241         # Try the current value of LANG
2242         if ( isset( $candidatesByLocale[ getenv( 'LANG' ) ] ) ) {
2243                 return getenv( 'LANG' );
2244         }
2245
2246         # Try the most common ones
2247         $commonLocales = array( 'en_US.UTF-8', 'en_US.utf8', 'de_DE.UTF-8', 'de_DE.utf8' );
2248         foreach ( $commonLocales as $commonLocale ) {
2249                 if ( isset( $candidatesByLocale[$commonLocale] ) ) {
2250                         return $commonLocale;
2251                 }
2252         }
2253
2254         # Is there an available locale in the Wiki's language?
2255         if ( isset( $candidatesByLang[$wikiLang] ) ) {
2256                 $m = reset( $candidatesByLang[$wikiLang] );
2257                 return $m[0];
2258         }
2259
2260         # Are there any at all?
2261         if ( count( $candidatesByLocale ) ) {
2262                 $m = reset( $candidatesByLocale );
2263                 return $m[0];
2264         }
2265
2266         # Give up
2267         return false;
2268 }
2269
2270 function wfArrayMap( $function, $input ) {
2271         $ret = array_map( $function, $input );
2272         foreach ( $ret as $key => $value ) {
2273                 $taint = istainted( $input[$key] );
2274                 if ( $taint ) {
2275                         taint( $ret[$key], $taint );
2276                 }
2277         }
2278         return $ret;
2279 }
2280
2281 ?>
2282
2283         <div class="license">
2284         <hr/>
2285         <p>This program is free software; you can redistribute it and/or modify
2286          it under the terms of the GNU General Public License as published by
2287          the Free Software Foundation; either version 2 of the License, or
2288          (at your option) any later version.</p>
2289
2290          <p>This program is distributed in the hope that it will be useful,
2291          but WITHOUT ANY WARRANTY; without even the implied warranty of
2292          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2293          GNU General Public License for more details.</p>
2294
2295          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
2296          along with this program; if not, write to the Free Software
2297          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2298          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
2299         </div>
2300
2301 </div></div></div>
2302
2303
2304 <div id="column-one">
2305         <div class="portlet" id="p-logo">
2306           <a style="background-image: url(../skins/common/images/mediawiki.png);"
2307             href="../"
2308             title="Main Page"></a>
2309         </div>
2310         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
2311         <div class='portlet'><div class='pBody'>
2312                 <ul>
2313                         <li><a href="../README">Readme</a></li>
2314                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
2315                         <li><a href="../docs/">Documentation</a></li>
2316                         <li><a href="http://www.mediawiki.org/wiki/Help:Contents">User's Guide</a></li>
2317                         <li><a href="http://www.mediawiki.org/wiki/Manual:Contents">Administrator's Guide</a></li>
2318                         <li><a href="http://www.mediawiki.org/wiki/Manual:FAQ">FAQ</a></li>
2319                 </ul>
2320                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright © 2001-2009 by Magnus Manske, Brion Vibber,
2321                  Lee Daniel Crocker, Tim Starling, Erik Möller, Gabriel Wicke, Ævar Arnfjörð Bjarmason, Niklas Laxström,
2322                  Domas Mituzas, Rob Church, Yuri Astrakhan, Aryeh Gregor, Aaron Schulz and others.</p>
2323         </div></div>
2324 </div>
2325
2326 </div>
2327
2328 </body>
2329 </html>