config/index.php

   1 <?php
   2
   3 # MediaWiki web-based config/installation
   4 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>, 2006 Rob Church <robchur@gmail.com>
   5 # http://www.mediawiki.org/
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with this program; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20 # http://www.gnu.org/copyleft/gpl.html
  21
  22 error_reporting( E_ALL );
  23 header( "Content-type: text/html; charset=utf-8" );
  24 @ini_set( "display_errors", true );
  25
  26 # In case of errors, let output be clean.
  27 $wgRequestTime = microtime( true );
  28
  29 # Attempt to set up the include path, to fix problems with relative includes
  30 $IP = dirname( dirname( __FILE__ ) );
  31 define( 'MW_INSTALL_PATH', $IP );
  32 $sep = PATH_SEPARATOR;
  33 if( !ini_set( "include_path", ".$sep$IP$sep$IP/includes$sep$IP/languages" ) ) {
  34         set_include_path( ".$sep$IP$sep$IP/includes$sep$IP/languages" );
  35 }
  36
  37 # Define an entry point and include some files
  38 define( "MEDIAWIKI", true );
  39 define( "MEDIAWIKI_INSTALL", true );
  40
  41 // Run version checks before including other files
  42 // so people don't see a scary parse error.
  43 require_once( "install-utils.inc" );
  44 install_version_checks();
  45
  46 require_once( "includes/Defines.php" );
  47 require_once( "includes/DefaultSettings.php" );
  48 require_once( "includes/MagicWord.php" );
  49 require_once( "includes/Namespace.php" );
  50 require_once( "includes/ProfilerStub.php" );
  51
  52 ## Databases we support:
  53
  54 $ourdb = array();
  55 $ourdb['mysql']['fullname']      = 'MySQL';
  56 $ourdb['mysql']['havedriver']    = 0;
  57 $ourdb['mysql']['compile']       = 'mysql';
  58 $ourdb['mysql']['bgcolor']       = '#ffe5a7';
  59 $ourdb['mysql']['rootuser']      = 'root';
  60
  61 $ourdb['postgres']['fullname']   = 'PostgreSQL';
  62 $ourdb['postgres']['havedriver'] = 0;
  63 $ourdb['postgres']['compile']    = 'pgsql';
  64 $ourdb['postgres']['bgcolor']    = '#aaccff';
  65 $ourdb['postgres']['rootuser']   = 'postgres';
  66
  67 ?>
  68 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  69 <html>
  70 <head>
  71         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  72         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  73         <style type="text/css">
  74
  75                 @import "../skins/monobook/main.css";
  76
  77                 .env-check {
  78                         font-size: 90%;
  79                         margin: 1em 0 1em 2.5em;
  80                 }
  81
  82                 .config-section {
  83                         margin-top: 2em;
  84                 }
  85
  86                 .config-section label.column {
  87                         clear: left;
  88                         font-weight: bold;
  89                         width: 13em;
  90                         float: left;
  91                         text-align: right;
  92                         padding-right: 1em;
  93                         padding-top: .2em;
  94                 }
  95
  96                 .config-input {
  97                         clear: left;
  98                         zoom: 100%; /* IE hack */
  99                 }
 100
 101                 .config-section .config-desc {
 102                         clear: left;
 103                         margin: 0 0 2em 18em;
 104                         padding-top: 1em;
 105                         font-size: 85%;
 106                 }
 107
 108                 .iput-text, .iput-password {
 109                         width: 14em;
 110                         margin-right: 1em;
 111                 }
 112
 113                 .error {
 114                         color: red;
 115                         background-color: #fff;
 116                         font-weight: bold;
 117                         left: 1em;
 118                         font-size: 100%;
 119                 }
 120
 121                 .error-top {
 122                         color: red;
 123                         background-color: #FFF0F0;
 124                         border: 2px solid red;
 125                         font-size: 130%;
 126                         font-weight: bold;
 127                         padding: 1em 1.5em;
 128                         margin: 2em 0 1em;
 129                 }
 130
 131                 ul.plain {
 132                         list-style-type: none;
 133                         list-style-image: none;
 134                         float: left;
 135                         margin: 0;
 136                         padding: 0;
 137                 }
 138
 139                 .btn-install {
 140                         font-weight: bold;
 141                         font-size: 110%;
 142                         padding: .2em .3em;
 143                 }
 144
 145                 .license {
 146                         font-size: 85%;
 147                         padding-top: 3em;
 148                 }
 149
 150         </style>
 151         <script type="text/javascript">
 152         <!--
 153         function hideall() {
 154                 <?php foreach (array_keys($ourdb) as $db) {
 155                 echo "\n                document.getElementById('$db').style.display='none';";
 156                 }
 157                 ?>
 158
 159         }
 160         function toggleDBarea(id,defaultroot) {
 161                 hideall();
 162                 var dbarea = document.getElementById(id).style;
 163                 dbarea.display = (dbarea.display == 'none') ? 'block' : 'none';
 164                 var db = document.getElementById('RootUser');
 165                 if (defaultroot) {
 166 <?php foreach (array_keys($ourdb) as $db) {
 167                         echo "                  if (id == '$db') { db.value = '".$ourdb[$db]['rootuser']."';}\n";
 168 }?>
 169                 }
 170         }
 171         // -->
 172         </script>
 173 </head>
 174
 175 <body>
 176 <div id="globalWrapper">
 177 <div id="column-content">
 178 <div id="content">
 179 <div id="bodyContent">
 180
 181 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 182
 183 <?php
 184
 185 /* Check for existing configurations and bug out! */
 186
 187 if( file_exists( "../LocalSettings.php" ) ) {
 188         dieout( "<p><strong>Setup has completed, <a href='../index.php'>your wiki</a> is configured.</strong></p>
 189
 190         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 191 }
 192
 193 if( file_exists( "./LocalSettings.php" ) ) {
 194         writeSuccessMessage();
 195
 196         dieout( '' );
 197 }
 198
 199 if( !is_writable( "." ) ) {
 200         dieout( "<h2>Can't write config file, aborting</h2>
 201
 202         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 203         writable by the web server. Once configuration is done you'll move the created
 204         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 205         then remove the <tt>config</tt> subdirectory entirely.</p>
 206
 207         <p>To make the directory writable on a Unix/Linux system:</p>
 208
 209         <pre>
 210         cd <i>/path/to/wiki</i>
 211         chmod a+w config
 212         </pre>
 213
 214         <p>Afterwards retry to start the <a href=\"\">setup</a>.</p>" );
 215 }
 216
 217
 218 require_once( "install-utils.inc" );
 219 require_once( "maintenance/updaters.inc" );
 220
 221 class ConfigData {
 222         function getEncoded( $data ) {
 223                 # removing latin1 support, no need...
 224                 return $data;
 225         }
 226         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 227         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 228         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 229
 230         function setSchema( $schema ) {
 231                 $this->DBschema = $schema;
 232                 switch ( $this->DBschema ) {
 233                         case 'mysql5':
 234                                 $this->DBTableOptions = 'ENGINE=InnoDB, DEFAULT CHARSET=utf8';
 235                                 $this->DBmysql5 = 'true';
 236                                 break;
 237                         case 'mysql5-binary':
 238                                 $this->DBTableOptions = 'ENGINE=InnoDB, DEFAULT CHARSET=binary';
 239                                 $this->DBmysql5 = 'true';
 240                                 break;
 241                         default:
 242                                 $this->DBTableOptions = 'TYPE=InnoDB';
 243                                 $this->DBmysql5 = 'false';
 244                 }
 245                 # Set the global for use during install
 246                 global $wgDBTableOptions;
 247                 $wgDBTableOptions = $this->DBTableOptions;
 248         }
 249 }
 250
 251 ?>
 252
 253 <ul>
 254         <li>
 255                 <b>Don't forget security updates!</b> Keep an eye on the
 256                 <a href="http://mail.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 257                 release announcements mailing list</a>.
 258         </li>
 259 </ul>
 260
 261
 262 <h2>Checking environment...</h2>
 263 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 264 <ul class="env-check">
 265 <?php
 266 $endl = "
 267 ";
 268 define( 'MW_NO_OUTPUT_BUFFER', 1 );
 269 $conf = new ConfigData;
 270
 271 install_version_checks();
 272
 273 print "<li>PHP " . phpversion() . " installed</li>\n";
 274
 275 ## Temporarily turn off all errors as we try to discover installed databases
 276 $olderrnum = error_reporting(0);
 277
 278 $phpdatabases = array();
 279 foreach (array_keys($ourdb) as $db) {
 280         $compname = $ourdb[$db]['compile'];
 281         if (extension_loaded($compname) or dl($compname . '.' . PHP_SHLIB_SUFFIX)) {
 282                 array_push($phpdatabases, $db);
 283                 $ourdb[$db]['havedriver'] = 1;
 284         }
 285 }
 286
 287 error_reporting($olderrornum);
 288
 289 if (!$phpdatabases) {
 290         print "Could not find a suitable database driver!<ul>";
 291         foreach (array_keys($ourdb) AS $db) {
 292                 $comp = $ourdb[$db]['compile'];
 293                 $full = $ourdb[$db]['fullname'];
 294                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 295                         ."or install the $comp.so module</li>\n";
 296         }
 297         dieout( "</ul></ul>" );
 298 }
 299
 300 print "<li>Found database drivers for:";
 301 foreach (array_keys($ourdb) AS $db) {
 302         if ($ourdb[$db]['havedriver']) {
 303                 $DefaultDBtype = $db;
 304                 print "  ".$ourdb[$db]['fullname'];
 305         }
 306 }
 307 print "</li>\n";
 308 if (count($phpdatabases) != 1)
 309         $DefaultDBtype = '';
 310
 311 if( ini_get( "register_globals" ) ) {
 312         ?>
 313         <li>
 314                 <div style="font-size:110%">
 315                 <strong class="error">Warning:</strong>
 316                 <strong>PHP's <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 317                 </div>
 318                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 319         </li>
 320         <?php
 321 }
 322
 323 $fatal = false;
 324
 325 if( ini_get( "magic_quotes_runtime" ) ) {
 326         $fatal = true;
 327         ?><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>
 328         This option corrupts data input unpredictably; you cannot install or use
 329         MediaWiki unless this option is disabled.
 330         <?php
 331 }
 332
 333 if( ini_get( "magic_quotes_sybase" ) ) {
 334         $fatal = true;
 335         ?><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>
 336         This option corrupts data input unpredictably; you cannot install or use
 337         MediaWiki unless this option is disabled.
 338         <?php
 339 }
 340
 341 if( ini_get( "mbstring.func_overload" ) ) {
 342         $fatal = true;
 343         ?><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>
 344         This option causes errors and may corrupt data unpredictably;
 345         you cannot install or use MediaWiki unless this option is disabled.
 346         <?php
 347 }
 348
 349 if( ini_get( "zend.ze1_compatibility_mode" ) ) {
 350         $fatal = true;
 351         ?><li class="error"><strong>Fatal: <a href="http://www.php.net/manual/en/ini.core.php">zend.ze1_compatibility_mode</a> is active!</strong>
 352         This option causes horrible bugs with MediaWiki; you cannot install or use
 353         MediaWiki unless this option is disabled.
 354         <?php
 355 }
 356
 357
 358 if( $fatal ) {
 359         dieout( "</ul><p>Cannot install MediaWiki.</p>" );
 360 }
 361
 362 if( ini_get( "safe_mode" ) ) {
 363         $conf->safeMode = true;
 364         ?>
 365         <li><b class='error'>Warning:</b> <strong>PHP's
 366         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 367         You may have problems caused by this, particularly if using image uploads.
 368         </li>
 369         <?php
 370 } else {
 371         $conf->safeMode = false;
 372 }
 373
 374 $sapi = php_sapi_name();
 375 print "<li>PHP server API is $sapi; ";
 376 if( $wgUsePathInfo ) {
 377         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 378 } else {
 379         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 380 }
 381 print "</li>\n";
 382
 383 $conf->xml = function_exists( "utf8_encode" );
 384 if( $conf->xml ) {
 385         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 386 } else {
 387         dieout( "PHP's XML module is missing; the wiki requires functions in
 388                 this module and won't work in this configuration.
 389                 If you're running Mandrake, install the php-xml package." );
 390 }
 391
 392 # Check for session support
 393 if( !function_exists( 'session_name' ) )
 394         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 395
 396 # session.save_path doesn't *have* to be set, but if it is, and it's
 397 # not valid/writable/etc. then it can cause problems
 398 $sessionSavePath = mw_get_session_save_path();
 399 $ssp = htmlspecialchars( $sessionSavePath );
 400 # Warn the user if it's not set, but let them proceed
 401 if( !$sessionSavePath ) {
 402         print "<li><strong>Warning:</strong> A value for <tt>session.save_path</tt>
 403         has not been set in PHP.ini. If the default value causes problems with
 404         saving session data, set it to a valid path which is read/write/execute
 405         for the user your web server is running under.</li>";
 406 } elseif ( is_dir( $sessionSavePath ) && is_writable( $sessionSavePath ) ) {
 407         # All good? Let the user know
 408         print "<li>Session save path (<tt>{$ssp}</tt>) appears to be valid.</li>";
 409 } else {
 410         # Something not right? Warn the user, but let them proceed
 411         print "<li><strong>Warning:</strong> Your <tt>session.save_path</tt> value (<tt>{$ssp}</tt>)
 412                 appears to be invalid or is not writable. PHP needs to be able to save data to
 413                 this location for correct session operation.</li>";
 414 }
 415
 416 # Check for PCRE support
 417 if( !function_exists( 'preg_match' ) )
 418         dieout( "The PCRE support module appears to be missing. MediaWiki requires the
 419         Perl-compatible regular expression functions." );
 420
 421 $memlimit = ini_get( "memory_limit" );
 422 $conf->raiseMemory = false;
 423 if( empty( $memlimit ) || $memlimit == -1 ) {
 424         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 425 } else {
 426         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". ";
 427         $n = intval( $memlimit );
 428         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 429                 $n = intval( $m[1] * (1024*1024) );
 430         }
 431         if( $n < 20*1024*1024 ) {
 432                 print "Attempting to raise limit to 20M... ";
 433                 if( false === ini_set( "memory_limit", "20M" ) ) {
 434                         print "failed.<br /><b>" . htmlspecialchars( $memlimit ) . " seems too low, installation may fail!</b>";
 435                 } else {
 436                         $conf->raiseMemory = true;
 437                         print "ok.";
 438                 }
 439         }
 440         print "</li>\n";
 441 }
 442
 443 $conf->turck = function_exists( 'mmcache_get' );
 444 if ( $conf->turck ) {
 445         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 446 }
 447
 448 $conf->apc = function_exists('apc_fetch');
 449 if ($conf->apc ) {
 450         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>";
 451 }
 452
 453 $conf->eaccel = function_exists( 'eaccelerator_get' );
 454 if ( $conf->eaccel ) {
 455         $conf->turck = 'eaccelerator';
 456         print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 457 }
 458
 459 if( !$conf->turck && !$conf->eaccel && !$conf->apc ) {
 460         echo( '<li>Couldn\'t find <a href="http://turck-mmcache.sourceforge.net">Turck MMCache</a>,
 461                 <a href="http://eaccelerator.sourceforge.net">eAccelerator</a>, or
 462                 <a href="http://www.php.net/apc">APC</a>. Object caching functions cannot be used.</li>' );
 463 }
 464
 465 $conf->diff3 = false;
 466 $diff3locations = array_merge(
 467         array(
 468                 "/usr/bin",
 469                 "/usr/local/bin",
 470                 "/opt/csw/bin",
 471                 "/usr/gnu/bin",
 472                 "/usr/sfw/bin" ),
 473         explode( $sep, getenv( "PATH" ) ) );
 474 $diff3names = array( "gdiff3", "diff3", "diff3.exe" );
 475
 476 $diff3versioninfo = array( '$1 --version 2>&1', 'diff3 (GNU diffutils)' );
 477 foreach ($diff3locations as $loc) {
 478         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 479         if ($exe !== false) {
 480                 $conf->diff3 = $exe;
 481                 break;
 482         }
 483 }
 484
 485 if ($conf->diff3)
 486         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 487 else
 488         print "<li>GNU diff3 not found.</li>";
 489
 490 $conf->ImageMagick = false;
 491 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 492 foreach( $imcheck as $dir ) {
 493         $im = "$dir/convert";
 494         if( file_exists( $im ) ) {
 495                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 496                 $conf->ImageMagick = $im;
 497                 break;
 498         }
 499 }
 500
 501 $conf->HaveGD = function_exists( "imagejpeg" );
 502 if( $conf->HaveGD ) {
 503         print "<li>Found GD graphics library built-in";
 504         if( !$conf->ImageMagick ) {
 505                 print ", image thumbnailing will be enabled if you enable uploads";
 506         }
 507         print ".</li>\n";
 508 } else {
 509         if( !$conf->ImageMagick ) {
 510                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 511         }
 512 }
 513
 514 $conf->IP = dirname( dirname( __FILE__ ) );
 515 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 516
 517
 518 // PHP_SELF isn't available sometimes, such as when PHP is CGI but
 519 // cgi.fix_pathinfo is disabled. In that case, fall back to SCRIPT_NAME
 520 // to get the path to the current script... hopefully it's reliable. SIGH
 521 $path = ($_SERVER["PHP_SELF"] === '')
 522         ? $_SERVER["SCRIPT_NAME"]
 523         : $_SERVER["PHP_SELF"];
 524 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $path );
 525 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 526
 527 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 528         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 529
 530         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 531         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 532                 ? 'root@localhost'
 533                 : $_SERVER["SERVER_ADMIN"];
 534         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 535         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 536 ?>
 537
 538 <?php
 539         $conf->DBserver = importPost( "DBserver", "localhost" );
 540         $conf->DBname = importPost( "DBname", "wikidb" );
 541         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 542         $conf->DBpassword = importPost( "DBpassword" );
 543         $conf->DBpassword2 = importPost( "DBpassword2" );
 544         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 545         $conf->SysopPass = importPost( "SysopPass" );
 546         $conf->SysopPass2 = importPost( "SysopPass2" );
 547         $conf->RootUser = importPost( "RootUser", "root" );
 548         $conf->RootPW = importPost( "RootPW", "" );
 549         $useRoot = importCheck( 'useroot', false );
 550
 551         ## MySQL specific:
 552         $conf->DBprefix     = importPost( "DBprefix" );
 553         $conf->setSchema( importPost( "DBschema", "mysql4" ) );
 554         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 555
 556         ## Postgres specific:
 557         $conf->DBport      = importPost( "DBport",      "5432" );
 558         $conf->DBmwschema  = importPost( "DBmwschema",  "mediawiki" );
 559         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 560
 561 /* Check for validity */
 562 $errs = array();
 563
 564 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 565         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 566 }
 567 if( $conf->DBuser == "" ) {
 568         $errs["DBuser"] = "Must not be blank";
 569 }
 570 if( ($conf->DBtype == 'mysql') && (strlen($conf->DBuser) > 16) ) {
 571         $errs["DBuser"] = "Username too long";
 572 }
 573 if( $conf->DBpassword == "" && $conf->DBtype != "postgres" ) {
 574         $errs["DBpassword"] = "Must not be blank";
 575 }
 576 if( $conf->DBpassword != $conf->DBpassword2 ) {
 577         $errs["DBpassword2"] = "Passwords don't match!";
 578 }
 579 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 580         $errs["DBprefix"] = "Invalid table prefix";
 581 }
 582
 583 if( $conf->SysopPass == "" ) {
 584         $errs["SysopPass"] = "Must not be blank";
 585 }
 586 if( $conf->SysopPass != $conf->SysopPass2 ) {
 587         $errs["SysopPass2"] = "Passwords don't match!";
 588 }
 589
 590 $conf->License = importRequest( "License", "none" );
 591 if( $conf->License == "gfdl" ) {
 592         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 593         $conf->RightsText = "GNU Free Documentation License 1.2";
 594         $conf->RightsCode = "gfdl";
 595         $conf->RightsIcon = '${wgScriptPath}/skins/common/images/gnu-fdl.png';
 596 } elseif( $conf->License == "none" ) {
 597         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 598 } else {
 599         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 600         $conf->RightsText = importRequest( "RightsText", "" );
 601         $conf->RightsCode = importRequest( "RightsCode", "" );
 602         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 603 }
 604
 605 $conf->Shm = importRequest( "Shm", "none" );
 606 $conf->MCServers = importRequest( "MCServers" );
 607
 608 /* Test memcached servers */
 609
 610 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 611         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 612         foreach ( $conf->MCServerArray as $server ) {
 613                 $error = testMemcachedServer( $server );
 614                 if ( $error ) {
 615                         $errs["MCServers"] = $error;
 616                         break;
 617                 }
 618         }
 619 } else if ( $conf->Shm == 'memcached' ) {
 620         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 621 }
 622
 623 /* default values for installation */
 624 $conf->Email     = importRequest("Email", "email_enabled");
 625 $conf->Emailuser = importRequest("Emailuser", "emailuser_enabled");
 626 $conf->Enotif    = importRequest("Enotif", "enotif_allpages");
 627 $conf->Eauthent  = importRequest("Eauthent", "eauthent_enabled");
 628
 629 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 630         do { /* So we can 'continue' to end prematurely */
 631                 $conf->Root = ($conf->RootPW != "");
 632
 633                 /* Load up the settings and get installin' */
 634                 $local = writeLocalSettings( $conf );
 635                 echo "<li style=\"list-style: none\">\n";
 636                 echo "<p><b>Generating configuration file...</b></p>\n";
 637                 echo "</li>\n";
 638
 639                 $wgCommandLineMode = false;
 640                 chdir( ".." );
 641                 $ok = eval( $local );
 642                 if( $ok === false ) {
 643                         dieout( "Errors in generated configuration; " .
 644                                 "most likely due to a bug in the installer... " .
 645                                 "Config file was: " .
 646                                 "<pre>" .
 647                                 htmlspecialchars( $local ) .
 648                                 "</pre>" .
 649                                 "</ul>" );
 650                 }
 651                 $conf->DBtypename = '';
 652                 foreach (array_keys($ourdb) as $db) {
 653                         if ($conf->DBtype === $db)
 654                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 655                 }
 656                 if ( ! strlen($conf->DBtype)) {
 657                         $errs["DBpicktype"] = "Please choose a database type";
 658                         continue;
 659                 }
 660
 661                 if (! $conf->DBtypename) {
 662                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 663                         continue;
 664                 }
 665                 print "<li>Database type: {$conf->DBtypename}</li>\n";
 666                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 667                 $wgDBtype = $conf->DBtype;
 668                 $wgDBadminuser = "root";
 669                 $wgDBadminpassword = $conf->RootPW;
 670
 671                 ## Mysql specific:
 672                 $wgDBprefix = $conf->DBprefix;
 673
 674                 ## Postgres specific:
 675                 $wgDBport      = $conf->DBport;
 676                 $wgDBmwschema  = $conf->DBmwschema;
 677                 $wgDBts2schema = $conf->DBts2schema;
 678
 679                 $wgCommandLineMode = true;
 680                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 681                 require_once( "includes/Setup.php" );
 682                 chdir( "config" );
 683
 684                 $wgTitle = Title::newFromText( "Installation script" );
 685                 error_reporting( E_ALL );
 686                 print "<li>Loading class: $dbclass";
 687                 $dbc = new $dbclass;
 688
 689                 if( $conf->DBtype == 'mysql' ) {
 690                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 691                         if( $mysqlOldClient ) {
 692                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 693                                         using a MySQL 4.1 server and have problems connecting to the database,
 694                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 695                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 696                         }
 697                         $ok = true; # Let's be optimistic
 698
 699                         # Decide if we're going to use the superuser or the regular database user
 700                         $conf->Root = $useRoot;
 701                         if( $conf->Root ) {
 702                                 $db_user = $conf->RootUser;
 703                                 $db_pass = $conf->RootPW;
 704                         } else {
 705                                 $db_user = $wgDBuser;
 706                                 $db_pass = $wgDBpassword;
 707                         }
 708
 709                         # Attempt to connect
 710                         echo( "<li>Attempting to connect to database server as $db_user..." );
 711                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 712
 713                         # Check the connection and respond to errors
 714                         if( $wgDatabase->isOpen() ) {
 715                                 # Seems OK
 716                                 $ok = true;
 717                                 $wgDBadminuser = $db_user;
 718                                 $wgDBadminpassword = $db_pass;
 719                                 echo( "success.</li>\n" );
 720                                 $wgDatabase->ignoreErrors( true );
 721                                 $myver = $wgDatabase->getServerVersion();
 722                         } else {
 723                                 # There were errors, report them and back out
 724                                 $ok = false;
 725                                 $errno = mysql_errno();
 726                                 $errtx = htmlspecialchars( mysql_error() );
 727                                 switch( $errno ) {
 728                                         case 1045:
 729                                         case 2000:
 730                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 731                                                 if( $conf->Root ) {
 732                                                         # The superuser details are wrong
 733                                                         $errs["RootUser"] = "Check username";
 734                                                         $errs["RootPW"] = "and password";
 735                                                 } else {
 736                                                         # The regular user details are wrong
 737                                                         $errs["DBuser"] = "Check username";
 738                                                         $errs["DBpassword"] = "and password";
 739                                                 }
 740                                                 break;
 741                                         case 2002:
 742                                         case 2003:
 743                                         default:
 744                                                 # General connection problem
 745                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 746                                                 $errs["DBserver"] = "Connection failed";
 747                                                 break;
 748                                 } # switch
 749                         } #conn. att.
 750
 751                         if( !$ok ) { continue; }
 752
 753                 } else /* not mysql */ {
 754                         error_reporting( E_ALL );
 755                         $wgSuperUser = '';
 756                         ## Possible connect as a superuser
 757                         if( $useRoot ) {
 758                                 $wgDBsuperuser = $conf->RootUser;
 759                                 echo( "<li>Attempting to connect to database \"postgres\" as superuser \"$wgDBsuperuser\"..." );
 760                                 $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBsuperuser, $conf->RootPW, "postgres", 1);
 761                                 if (!$wgDatabase->isOpen()) {
 762                                         print " error: " . $wgDatabase->lastError() . "</li>\n";
 763                                         $errs["DBserver"] = "Could not connect to database as superuser";
 764                                         $errs["RootUser"] = "Check username";
 765                                         $errs["RootPW"] = "and password";
 766                                         continue;
 767                                 }
 768                         }
 769                         echo( "<li>Attempting to connect to database \"$wgDBname\" as \"$wgDBuser\"..." );
 770                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 771                         if (!$wgDatabase->isOpen()) {
 772                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 773                         } else {
 774                                 $myver = $wgDatabase->getServerVersion();
 775                         }
 776                 }
 777
 778                 if ( !$wgDatabase->isOpen() ) {
 779                         $errs["DBserver"] = "Couldn't connect to database";
 780                         continue;
 781                 }
 782
 783                 print "<li>Connected to $myver";
 784                 if ($conf->DBtype == 'mysql') {
 785                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 786                                 dieout( " -- mysql 4.0.14 or later required. Aborting." );
 787                         }
 788                         $mysqlNewAuth = version_compare( $myver, "4.1.0", "ge" );
 789                         if( $mysqlNewAuth && $mysqlOldClient ) {
 790                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 791                                         to old client libraries; if you have trouble with authentication, see
 792                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 793                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 794                         }
 795                         if( $wgDBmysql5 ) {
 796                                 if( $mysqlNewAuth ) {
 797                                         print "; enabling MySQL 4.1/5.0 charset mode";
 798                                 } else {
 799                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 800                                                 but older version detected; will likely fail.</b>";
 801                                 }
 802                         }
 803                         print "</li>\n";
 804
 805                         @$sel = $wgDatabase->selectDB( $wgDBname );
 806                         if( $sel ) {
 807                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 808                         } else {
 809                                 $err = mysql_errno();
 810                                 $databaseSafe = htmlspecialchars( $wgDBname );
 811                                 if( $err == 1102 /* Invalid database name */ ) {
 812                                         print "<ul><li><strong>{$databaseSafe}</strong> is not a valid database name.</li></ul>";
 813                                         continue;
 814                                 } elseif( $err != 1049 /* Database doesn't exist */ ) {
 815                                         print "<ul><li>Error selecting database <strong>{$databaseSafe}</strong>: {$err} ";
 816                                         print htmlspecialchars( mysql_error() ) . "</li></ul>";
 817                                         continue;
 818                                 }
 819                                 print "<li>Attempting to create database...</li>";
 820                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 821                                 if( !$res ) {
 822                                         print "<li>Couldn't create database <tt>" .
 823                                                 htmlspecialchars( $wgDBname ) .
 824                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 825                                         $errs["RootPW"] = "&lt;- Enter";
 826                                         continue;
 827                                 }
 828                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 829                         }
 830                         $wgDatabase->selectDB( $wgDBname );
 831                 }
 832                 else if ($conf->DBtype == 'postgres') {
 833                         if( version_compare( $myver, "PostgreSQL 8.0" ) < 0 ) {
 834                                 dieout( " <b>Postgres 8.0 or later is required</b>. Aborting.</li></ul>" );
 835                         }
 836                 }
 837
 838                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 839                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 840
 841                         if ( $conf->DBtype == 'mysql') {
 842
 843                                 # Determine existing default character set
 844                                 if ( $wgDatabase->tableExists( "revision" ) ) {
 845                                         $revision = $wgDatabase->escapeLike( $conf->DBprefix . 'revision' );
 846                                         $res = $wgDatabase->query( "SHOW TABLE STATUS LIKE '$revision'" );
 847                                         $row = $wgDatabase->fetchObject( $res );
 848                                         if ( !$row ) {
 849                                                 echo "<li>SHOW TABLE STATUS query failed!</li>\n";
 850                                                 $existingSchema = false;
 851                                         } elseif ( preg_match( '/^latin1/', $row->Collation ) ) {
 852                                                 $existingSchema = 'mysql4';
 853                                         } elseif ( preg_match( '/^utf8/', $row->Collation ) ) {
 854                                                 $existingSchema = 'mysql5';
 855                                         } elseif ( preg_match( '/^binary/', $row->Collation ) ) {
 856                                                 $existingSchema = 'mysql5-binary';
 857                                         } else {
 858                                                 $existingSchema = false;
 859                                                 echo "<li><strong>Warning:</strong> Unrecognised existing collation</li>\n";
 860                                         }
 861                                         if ( $existingSchema && $existingSchema != $conf->DBschema ) {
 862                                                 print "<li><strong>Warning:</strong> you requested the {$conf->DBschema} schema, " .
 863                                                         "but the existing database has the $existingSchema schema. This upgrade script ".
 864                                                         "can't convert it, so it will remain $existingSchema.</li>\n";
 865                                                 $conf->setSchema( $existingSchema );
 866                                         }
 867                                 }
 868
 869                                 # Create user if required
 870                                 if ( $conf->Root ) {
 871                                         $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 872                                         if ( $conn->isOpen() ) {
 873                                                 print "<li>DB user account ok</li>\n";
 874                                                 $conn->close();
 875                                         } else {
 876                                                 print "<li>Granting user permissions...";
 877                                                 if( $mysqlOldClient && $mysqlNewAuth ) {
 878                                                         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>";
 879                                                 }
 880                                                 print "</li>\n";
 881                                                 dbsource( "../maintenance/users.sql", $wgDatabase );
 882                                         }
 883                                 }
 884                         }
 885                         print "</ul><pre>\n";
 886                         chdir( ".." );
 887                         flush();
 888                         do_all_updates();
 889                         chdir( "config" );
 890                         print "</pre>\n";
 891                         print "<ul><li>Finished update checks.</li>\n";
 892                 } else {
 893                         # FIXME: Check for errors
 894                         print "<li>Creating tables...";
 895                         if ($conf->DBtype == 'mysql') {
 896                                 dbsource( "../maintenance/tables.sql", $wgDatabase );
 897                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 898                         } else if ($conf->DBtype == 'postgres') {
 899                                 $wgDatabase->setup_database();
 900                         }
 901                         else {
 902                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
 903                                 continue;
 904                         }
 905
 906                         print " done.</li>\n";
 907
 908                         print "<li>Initializing data...</li>\n";
 909                         $wgDatabase->insert( 'site_stats',
 910                                 array ( 'ss_row_id'        => 1,
 911                                                 'ss_total_views'   => 0,
 912                                                 'ss_total_edits'   => 0,
 913                                                 'ss_good_articles' => 0 ) );
 914
 915                         # Set up the "regular user" account *if we can, and if we need to*
 916                         if( $conf->Root and $conf->DBtype == 'mysql') {
 917                                 # See if we need to
 918                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 919                                 if( $wgDatabase2->isOpen() ) {
 920                                         # Nope, just close the test connection and continue
 921                                         $wgDatabase2->close();
 922                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>\n" );
 923                                 } else {
 924                                         # Yes, so run the grants
 925                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 926                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 927                                         echo( "success.</li>\n" );
 928                                 }
 929                         }
 930
 931                         if( $conf->SysopName ) {
 932                                 $u = User::newFromName( $conf->getSysopName() );
 933                                 if ( !$u ) {
 934                                         print "<li><strong class=\"error\">Warning:</strong> Skipped sysop account creation - invalid username!</li>\n";
 935                                 }
 936                                 else if ( 0 == $u->idForName() ) {
 937                                         $u->addToDatabase();
 938                                         $u->setPassword( $conf->getSysopPass() );
 939                                         $u->saveSettings();
 940
 941                                         $u->addGroup( "sysop" );
 942                                         $u->addGroup( "bureaucrat" );
 943
 944                                         print "<li>Created sysop account <tt>" .
 945                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 946                                 } else {
 947                                         print "<li>Could not create user - already exists!</li>\n";
 948                                 }
 949                         } else {
 950                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 951                         }
 952
 953                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 954                         $article = new Article( $titleobj );
 955                         $newid = $article->insertOn( $wgDatabase );
 956                         $revision = new Revision( array(
 957                                 'page'      => $newid,
 958                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsgNoTrans( 'mainpagedocfooter' ),
 959                                 'comment'   => '',
 960                                 'user'      => 0,
 961                                 'user_text' => 'MediaWiki default',
 962                                 ) );
 963                         $revid = $revision->insertOn( $wgDatabase );
 964                         $article->updateRevisionOn( $wgDatabase, $revision );
 965                 }
 966
 967                 /* Write out the config file now that all is well */
 968                 print "<li style=\"list-style: none\">\n";
 969                 print "<p>Creating LocalSettings.php...</p>\n\n";
 970                 $localSettings = "<" . "?php$endl$local";
 971                 // Fix up a common line-ending problem (due to CVS on Windows)
 972                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 973                 $f = fopen( "LocalSettings.php", 'xt' );
 974
 975                 if( $f == false ) {
 976                         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" .
 977                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 978                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 979                 }
 980                 if(fwrite( $f, $localSettings ) ) {
 981                         fclose( $f );
 982                         writeSuccessMessage();
 983                 } else {
 984                         fclose( $f );
 985                         die("<p class='error'>An error occured while writing the config/LocalSettings.php file. Check user rights and disk space then try again.</p>\n");
 986
 987                 }
 988                 print "</li>\n";
 989
 990         } while( false );
 991 }
 992 ?>
 993 </ul>
 994
 995
 996 <?php
 997
 998 if( count( $errs ) ) {
 999         /* Display options form */
1000
1001         if( $conf->posted ) {
1002                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
1003         }
1004 ?>
1005
1006 <form action="index.php" name="config" method="post">
1007
1008
1009 <h2>Site config</h2>
1010
1011 <div class="config-section">
1012         <div class="config-input">
1013                 <?php
1014                 aField( $conf, "Sitename", "Wiki name:" );
1015                 ?>
1016         </div>
1017         <p class="config-desc">
1018                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
1019                 Will appear as the namespace name for "meta" pages, and throughout the interface.
1020         </p>
1021
1022         <div class="config-input">
1023                 <?php
1024                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
1025                 ?>
1026         </div>
1027         <p class="config-desc">
1028                 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.
1029         </p>
1030
1031         <div class="config-input">
1032                 <label class='column' for="LanguageCode">Language:</label>
1033                 <select id="LanguageCode" name="LanguageCode">
1034
1035                 <?php
1036                         $list = getLanguageList();
1037                         foreach( $list as $code => $name ) {
1038                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
1039                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
1040                         }
1041                 ?>
1042                 </select>
1043         </div>
1044         <p class="config-desc">
1045                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) is used for all localizations.
1046         </p>
1047
1048         <div class="config-input">
1049                 <label class='column'>Copyright/license:</label>
1050
1051                 <ul class="plain">
1052                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
1053                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
1054                 <li><?php
1055                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
1056                         $partner = "MediaWiki";
1057                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
1058                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
1059                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
1060                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
1061                         ?>
1062                 <?php if( $conf->License == "cc" ) { ?>
1063                         <ul>
1064                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='(Creative Commons icon)' />", "hidden" ); ?></li>
1065                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
1066                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
1067                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
1068                         </ul>
1069                 <?php } ?>
1070                         </li>
1071                 </ul>
1072         </div>
1073         <p class="config-desc">
1074                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
1075         </p>
1076
1077
1078         <div class="config-input">
1079                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
1080         </div>
1081         <div class="config-input">
1082                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
1083         </div>
1084         <div class="config-input">
1085                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
1086         </div>
1087         <p class="config-desc">
1088                 An admin can lock/delete pages, block users from editing, and do other maintenance tasks.<br />
1089                 A new account will be added only when creating a new wiki database.
1090         </p>
1091
1092         <div class="config-input">
1093                 <label class='column'>Shared memory caching:</label>
1094
1095                 <ul class="plain">
1096                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
1097                 <?php
1098                         if ( $conf->turck ) {
1099                                 echo "<li>";
1100                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
1101                                 echo "</li>";
1102                         }
1103                         if ( $conf->apc ) {
1104                                 echo "<li>";
1105                                 aField( $conf, "Shm", "APC", "radio", "apc" );
1106                                 echo "</li>";
1107                         }
1108                         if ( $conf->eaccel ) {
1109                                 echo "<li>";
1110                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
1111                                 echo "</li>";
1112                         }
1113                 ?>
1114                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1115                 </ul>
1116                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1117         </div>
1118         <p class="config-desc">
1119                 Using a shared memory system such as Turck MMCache, APC, eAccelerator, or Memcached
1120                 will speed up MediaWiki significantly. Memcached is the best solution but needs to be
1121                 installed. Specify the server addresses and ports in a comma-separated list. Only
1122                 use Turck shared memory if the wiki will be running on a single Apache server.
1123         </p>
1124 </div>
1125
1126 <h2>E-mail, e-mail notification and authentication setup</h2>
1127
1128 <div class="config-section">
1129         <div class="config-input">
1130                 <label class='column'>E-mail features (global):</label>
1131                 <ul class="plain">
1132                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1133                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1134                 </ul>
1135         </div>
1136         <p class="config-desc">
1137                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail, and e-mail notifications)
1138                 if sending mail doesn't work on your server.
1139         </p>
1140
1141         <div class="config-input">
1142                 <label class='column'>User-to-user e-mail:</label>
1143                 <ul class="plain">
1144                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1145                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1146                 </ul>
1147         </div>
1148         <p class="config-desc">
1149                 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.
1150         </p>
1151         <div class="config-input">
1152                 <label class='column'>E-mail notification about changes:</label>
1153                 <ul class="plain">
1154                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1155                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1156                 <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>
1157                 </ul>
1158         </div>
1159         <div class="config-desc">
1160                 <p>
1161                 For this feature to work, an e-mail address must be present for the user account, and the notification
1162                 options in the user's preferences must be enabled. Also note the
1163                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1164
1165                 <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>
1166         </div>
1167
1168         <div class="config-input">
1169                 <label class='column'>E-mail address authentication:</label>
1170                 <ul class="plain">
1171                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1172                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1173                 </ul>
1174         </div>
1175         <div class="config-desc">
1176                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1177                 change notification mails. Setting this option is <B>recommended</B> for public wikis because of potential abuse of the e-mail features above.</p>
1178         </div>
1179
1180 </div>
1181
1182 <h2>Database config</h2>
1183
1184 <div class="config-section">
1185 <div class="config-input">
1186                 <label class='column'>Database type:</label>
1187 <?php if (isset($errs['DBpicktype'])) print "<span class='error'>$errs[DBpicktype]</span>\n"; ?>
1188                 <ul class='plain'><?php database_picker($conf) ?></ul>
1189         </div>
1190
1191         <div class="config-input" style="clear:left"><?php
1192                 aField( $conf, "DBserver", "Database host:" );
1193         ?></div>
1194         <p class="config-desc">
1195                 If your database server isn't on your web server, enter the name or IP address here.
1196         </p>
1197
1198         <div class="config-input"><?php
1199                 aField( $conf, "DBname", "Database name:" );
1200         ?></div>
1201         <div class="config-input"><?php
1202                 aField( $conf, "DBuser", "DB username:" );
1203         ?></div>
1204         <div class="config-input"><?php
1205                 aField( $conf, "DBpassword", "DB password:", "password" );
1206         ?></div>
1207         <div class="config-input"><?php
1208                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1209         ?></div>
1210         <p class="config-desc">
1211                 If you only have a single user account and database available,
1212                 enter those here. If you have database root access (see below)
1213                 you can specify new accounts/databases to be created. This account
1214                 will not be created if it pre-exists. If this is the case, ensure that it
1215                 has SELECT, INSERT, UPDATE, and DELETE permissions on the MediaWiki database.
1216         </p>
1217
1218         <div class="config-input">
1219                 <label class="column">Superuser account:</label>
1220                 <input type="checkbox" name="useroot" id="useroot" <?php if( $useRoot ) { ?>checked="checked" <?php } ?>/>
1221                 &nbsp;<label for="useroot">Use superuser account</label>
1222         </div>
1223         <div class="config-input">
1224                 <?php
1225                 aField( $conf, "RootUser", "Superuser name:", "superuser" );
1226                 ?>
1227         </div>
1228         <div class="config-input">
1229                 <?php
1230                 aField( $conf, "RootPW", "Superuser password:", "password" );
1231                 ?>
1232         </div>
1233
1234         <p class="config-desc">
1235                 If the database user specified above does not exist, or does not have access to create
1236                 the database (if needed) or tables within it, please check the box and provide details
1237                 of a superuser account, such as <strong>root</strong>, which does.
1238         </p>
1239
1240         <?php database_switcher('mysql'); ?>
1241         <div class="config-input"><?php
1242                 aField( $conf, "DBprefix", "Database table prefix:" );
1243         ?></div>
1244         <div class="config-desc">
1245                 <p>If you need to share one database between multiple wikis, or
1246                 between MediaWiki and another web application, you may choose to
1247                 add a prefix to all the table names to avoid conflicts.</p>
1248
1249                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1250         </div>
1251
1252         <div class="config-input"><label class="column">Database charset</label>
1253                 <div>Select one:</div>
1254                 <ul class="plain">
1255                 <li><?php aField( $conf, "DBschema", "Backwards-compatible UTF-8", "radio", "mysql4" ); ?></li>
1256                 <li><?php aField( $conf, "DBschema", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "mysql5" ); ?></li>
1257                 <li><?php aField( $conf, "DBschema", "Experimental MySQL 4.1/5.0 binary", "radio", "mysql5-binary" ); ?></li>
1258                 </ul>
1259         </div>
1260         <p class="config-desc">
1261                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1262                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1263                 cause things to break. <b>If upgrading an older installation, leave
1264                 in backwards-compatible mode.</b>
1265         </p>
1266         </div>
1267
1268         <?php database_switcher('postgres'); ?>
1269         <div class="config-input"><?php
1270                 aField( $conf, "DBport", "Database port:" );
1271         ?></div>
1272         <div class="config-input"><?php
1273                 aField( $conf, "DBmwschema", "Schema for mediawiki:" );
1274         ?></div>
1275         <div class="config-input"><?php
1276                 aField( $conf, "DBts2schema", "Schema for tsearch2:" );
1277         ?></div>
1278         <div class="config-desc">
1279                 <p>The username specified above (at "DB username") will have its search path set to the above schemas,
1280                 so it is recommended that you create a new user. The above schemas are generally correct:
1281         only change them if you are sure you need to.</p>
1282         </div>
1283         </div>
1284
1285         <div class="config-input" style="padding:2em 0 3em">
1286                 <label class='column'>&nbsp;</label>
1287                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1288         </div>
1289
1290 </div>
1291
1292 <script type="text/javascript">
1293 window.onload = toggleDBarea('<?php echo $conf->DBtype; ?>',
1294 <?php
1295         ## If they passed in a root user name, don't populate it on page load
1296         echo strlen(importPost('RootUser', '')) ? 0 : 1;
1297 ?>);
1298 </script>
1299
1300 </form>
1301
1302 <?php
1303 }
1304
1305 /* -------------------------------------------------------------------------------------- */
1306 function writeSuccessMessage() {
1307         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1308                 echo <<<EOT
1309 <p>Installation successful!</p>
1310 <p>To complete the installation, please do the following:
1311 <ol>
1312         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1313         <li>Upload it to the parent directory</li>
1314         <li>Delete config/LocalSettings.php</li>
1315         <li>Start using <a href='../index.php'>your wiki</a>!
1316 </ol>
1317 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1318 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1319 which means that anyone on the same server can read your database password! Downloading
1320 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1321 EOT;
1322         } else {
1323                 echo "<p><span style='font-weight:bold;color:green;font-size:110%'>Installation successful!</span> Move the <tt>config/LocalSettings.php</tt> file into the parent directory, then follow
1324                         <strong><a href='../index.php'>this link</a></strong> to your wiki.</p>\n";
1325         }
1326 }
1327
1328
1329 function escapePhpString( $string ) {
1330         return strtr( $string,
1331                 array(
1332                         "\n" => "\\n",
1333                         "\r" => "\\r",
1334                         "\t" => "\\t",
1335                         "\\" => "\\\\",
1336                         "\$" => "\\\$",
1337                         "\"" => "\\\""
1338                 ));
1339 }
1340
1341 function writeLocalSettings( $conf ) {
1342         $conf->PasswordSender = $conf->EmergencyContact;
1343         $magic = ($conf->ImageMagick ? "" : "# ");
1344         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1345         $rights = ($conf->RightsUrl) ? "" : "# ";
1346         $hashedUploads = $conf->safeMode ? '' : '# ';
1347
1348         switch ( $conf->Shm ) {
1349                 case 'memcached':
1350                         $cacheType = 'CACHE_MEMCACHED';
1351                         $mcservers = var_export( $conf->MCServerArray, true );
1352                         break;
1353                 case 'turck':
1354                 case 'apc':
1355                 case 'eaccel':
1356                         $cacheType = 'CACHE_ACCEL';
1357                         $mcservers = 'array()';
1358                         break;
1359                 default:
1360                         $cacheType = 'CACHE_NONE';
1361                         $mcservers = 'array()';
1362         }
1363
1364         if ( $conf->Email == 'email_enabled' ) {
1365                 $enableemail = 'true';
1366                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1367                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1368                 switch ( $conf->Enotif ) {
1369                         case 'enotif_usertalk':
1370                                 $enotifusertalk = 'true';
1371                                 $enotifwatchlist = 'false';
1372                                 break;
1373                         case 'enotif_allpages':
1374                                 $enotifusertalk = 'true';
1375                                 $enotifwatchlist = 'true';
1376                                 break;
1377                         default:
1378                                 $enotifusertalk = 'false';
1379                                 $enotifwatchlist = 'false';
1380                 }
1381         } else {
1382                 $enableuseremail = 'false';
1383                 $enableemail = 'false';
1384                 $eauthent = 'false';
1385                 $enotifusertalk = 'false';
1386                 $enotifwatchlist = 'false';
1387         }
1388
1389         $file = @fopen( "/dev/urandom", "r" );
1390         if ( $file ) {
1391                 $secretKey = bin2hex( fread( $file, 32 ) );
1392                 fclose( $file );
1393         } else {
1394                 $secretKey = "";
1395                 for ( $i=0; $i<8; $i++ ) {
1396                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1397                 }
1398                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1399         }
1400
1401         # Add slashes to strings for double quoting
1402         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1403         if( $conf->License == 'gfdl' ) {
1404                 # Needs literal string interpolation for the current style path
1405                 $slconf['RightsIcon'] = $conf->RightsIcon;
1406         }
1407
1408         $localsettings = "
1409 # This file was automatically generated by the MediaWiki installer.
1410 # If you make manual changes, please keep track in case you need to
1411 # recreate them later.
1412 #
1413 # See includes/DefaultSettings.php for all configurable settings
1414 # and their default values, but don't forget to make changes in _this_
1415 # file, not there.
1416
1417 # If you customize your file layout, set \$IP to the directory that contains
1418 # the other MediaWiki files. It will be used as a base to locate files.
1419 if( defined( 'MW_INSTALL_PATH' ) ) {
1420         \$IP = MW_INSTALL_PATH;
1421 } else {
1422         \$IP = dirname( __FILE__ );
1423 }
1424
1425 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1426 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1427
1428 require_once( \"includes/DefaultSettings.php\" );
1429
1430 # If PHP's memory limit is very low, some operations may fail.
1431 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1432
1433 if ( \$wgCommandLineMode ) {
1434         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1435                 die( \"This script must be run from the command line\\n\" );
1436         }
1437 }
1438 ## Uncomment this to disable output compression
1439 # \$wgDisableOutputCompression = true;
1440
1441 \$wgSitename         = \"{$slconf['Sitename']}\";
1442
1443 ## The URL base path to the directory containing the wiki;
1444 ## defaults for all runtime URL paths are based off of this.
1445 \$wgScriptPath       = \"{$slconf['ScriptPath']}\";
1446
1447 ## For more information on customizing the URLs please see:
1448 ## http://www.mediawiki.org/wiki/Manual:Short_URL
1449
1450 \$wgEnableEmail      = $enableemail;
1451 \$wgEnableUserEmail  = $enableuseremail;
1452
1453 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1454 \$wgPasswordSender = \"{$slconf['PasswordSender']}\";
1455
1456 ## For a detailed description of the following switches see
1457 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1458 ## There are many more options for fine tuning available see
1459 ## /includes/DefaultSettings.php
1460 ## UPO means: this is also a user preference option
1461 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1462 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1463 \$wgEmailAuthentication = $eauthent;
1464
1465 \$wgDBtype           = \"{$slconf['DBtype']}\";
1466 \$wgDBserver         = \"{$slconf['DBserver']}\";
1467 \$wgDBname           = \"{$slconf['DBname']}\";
1468 \$wgDBuser           = \"{$slconf['DBuser']}\";
1469 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1470
1471 # MySQL specific settings
1472 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1473
1474 # MySQL table options to use during installation or update
1475 \$wgDBTableOptions   = \"{$slconf['DBTableOptions']}\";
1476
1477 # Experimental charset support for MySQL 4.1/5.0.
1478 \$wgDBmysql5 = {$conf->DBmysql5};
1479
1480 # Postgres specific settings
1481 \$wgDBport           = \"{$slconf['DBport']}\";
1482 \$wgDBmwschema       = \"{$slconf['DBmwschema']}\";
1483 \$wgDBts2schema      = \"{$slconf['DBts2schema']}\";
1484
1485 ## Shared memory settings
1486 \$wgMainCacheType = $cacheType;
1487 \$wgMemCachedServers = $mcservers;
1488
1489 ## To enable image uploads, make sure the 'images' directory
1490 ## is writable, then set this to true:
1491 \$wgEnableUploads       = false;
1492 {$magic}\$wgUseImageMagick = true;
1493 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1494
1495 ## If you want to use image uploads under safe mode,
1496 ## create the directories images/archive, images/thumb and
1497 ## images/temp, and make them all writable. Then uncomment
1498 ## this, if it's not already uncommented:
1499 {$hashedUploads}\$wgHashedUploadDirectory = false;
1500
1501 ## If you have the appropriate support software installed
1502 ## you can enable inline LaTeX equations:
1503 \$wgUseTeX           = false;
1504
1505 \$wgLocalInterwiki   = \$wgSitename;
1506
1507 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1508
1509 \$wgProxyKey = \"$secretKey\";
1510
1511 ## Default skin: you can change the default skin. Use the internal symbolic
1512 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1513 \$wgDefaultSkin = 'monobook';
1514
1515 ## For attaching licensing metadata to pages, and displaying an
1516 ## appropriate copyright notice / icon. GNU Free Documentation
1517 ## License and Creative Commons licenses are supported so far.
1518 {$rights}\$wgEnableCreativeCommonsRdf = true;
1519 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1520 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1521 \$wgRightsText = \"{$slconf['RightsText']}\";
1522 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1523 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1524
1525 \$wgDiff3 = \"{$slconf['diff3']}\";
1526
1527 # When you make changes to this configuration file, this will make
1528 # sure that cached pages are cleared.
1529 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1530 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1531         "; ## End of setting the $localsettings string
1532
1533         // Keep things in Unix line endings internally;
1534         // the system will write out as local text type.
1535         return str_replace( "\r\n", "\n", $localsettings );
1536 }
1537
1538 function dieout( $text ) {
1539         die( $text . "\n\n</body>\n</html>" );
1540 }
1541
1542 function importVar( &$var, $name, $default = "" ) {
1543         if( isset( $var[$name] ) ) {
1544                 $retval = $var[$name];
1545                 if ( get_magic_quotes_gpc() ) {
1546                         $retval = stripslashes( $retval );
1547                 }
1548         } else {
1549                 $retval = $default;
1550         }
1551         return $retval;
1552 }
1553
1554 function importPost( $name, $default = "" ) {
1555         return importVar( $_POST, $name, $default );
1556 }
1557
1558 function importCheck( $name ) {
1559         return isset( $_POST[$name] );
1560 }
1561
1562 function importRequest( $name, $default = "" ) {
1563         return importVar( $_REQUEST, $name, $default );
1564 }
1565
1566 $radioCount = 0;
1567
1568 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
1569         global $radioCount;
1570         if( $type != "" ) {
1571                 $xtype = "type=\"$type\"";
1572         } else {
1573                 $xtype = "";
1574         }
1575
1576         $id = $field;
1577         $nolabel = ($type == "radio") || ($type == "hidden");
1578
1579         if ($type == 'radio')
1580                 $id .= $radioCount++;
1581
1582         if( $nolabel ) {
1583                 echo "\t\t<label>";
1584         } else {
1585                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1586         }
1587
1588         if( $type == "radio" && $value == $conf->$field ) {
1589                 $checked = "checked='checked'";
1590         } else {
1591                 $checked = "";
1592         }
1593         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
1594         if ($onclick) {
1595                 echo " onclick='toggleDBarea(\"$value\",1)' " ;
1596         }
1597         echo "value=\"";
1598         if( $type == "radio" ) {
1599                 echo htmlspecialchars( $value );
1600         } else {
1601                 echo htmlspecialchars( $conf->$field );
1602         }
1603
1604
1605         echo "\" />\n";
1606         if( $nolabel ) {
1607                 echo " $text</label>\n";
1608         }
1609
1610         global $errs;
1611         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1612 }
1613
1614 function getLanguageList() {
1615         global $wgLanguageNames;
1616         if( !isset( $wgLanguageNames ) ) {
1617                 require_once( "languages/Names.php" );
1618         }
1619
1620         $codes = array();
1621
1622         $d = opendir( "../languages/messages" );
1623         /* In case we are called from the root directory */
1624         if (!$d)
1625                 $d = opendir( "languages/messages");
1626         while( false !== ($f = readdir( $d ) ) ) {
1627                 $m = array();
1628                 if( preg_match( '/Messages([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1629                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1630                         if( isset( $wgLanguageNames[$code] ) ) {
1631                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1632                         } else {
1633                                 $name = $code;
1634                         }
1635                         $codes[$code] = $name;
1636                 }
1637         }
1638         closedir( $d );
1639         ksort( $codes );
1640         return $codes;
1641 }
1642
1643 #Check for location of an executable
1644 # @param string $loc single location to check
1645 # @param array $names filenames to check for.
1646 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1647 function locate_executable($loc, $names, $versioninfo = false) {
1648         if (!is_array($names))
1649                 $names = array($names);
1650
1651         foreach ($names as $name) {
1652                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1653                 if (file_exists($command)) {
1654                         if (!$versioninfo)
1655                                 return $command;
1656
1657                         $file = str_replace('$1', $command, $versioninfo[0]);
1658                         if (strstr(`$file`, $versioninfo[1]) !== false)
1659                                 return $command;
1660                 }
1661         }
1662         return false;
1663 }
1664
1665 # Test a memcached server
1666 function testMemcachedServer( $server ) {
1667         $hostport = explode(":", $server);
1668         $errstr = false;
1669         $fp = false;
1670         if ( !function_exists( 'fsockopen' ) ) {
1671                 $errstr = "Can't connect to memcached, fsockopen() not present";
1672         }
1673         if ( !$errstr && count( $hostport ) != 2 ) {
1674                 $errstr = 'Please specify host and port';
1675                 var_dump( $hostport );
1676         }
1677         if ( !$errstr ) {
1678                 list( $host, $port ) = $hostport;
1679                 $errno = 0;
1680                 $fsockerr = '';
1681
1682                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1683                 if ( $fp === false ) {
1684                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1685                 }
1686         }
1687         if ( !$errstr ) {
1688                 $command = "version\r\n";
1689                 $bytes = fwrite( $fp, $command );
1690                 if ( $bytes != strlen( $command ) ) {
1691                         $errstr = "Cannot write to memcached socket on $host:$port";
1692                 }
1693         }
1694         if ( !$errstr ) {
1695                 $expected = "VERSION ";
1696                 $response = fread( $fp, strlen( $expected ) );
1697                 if ( $response != $expected ) {
1698                         $errstr = "Didn't get correct memcached response from $host:$port";
1699                 }
1700         }
1701         if ( $fp ) {
1702                 fclose( $fp );
1703         }
1704         if ( !$errstr ) {
1705                 echo "<li>Connected to memcached on $host:$port successfully";
1706         }
1707         return $errstr;
1708 }
1709
1710 function database_picker($conf) {
1711         global $ourdb;
1712         print "\n";
1713         foreach(array_keys($ourdb) as $db) {
1714                 if ($ourdb[$db]['havedriver']) {
1715                         print "<li>";
1716                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
1717                         print "</li>\n";
1718                 }
1719         }
1720         print "\n";
1721 }
1722
1723 function database_switcher($db) {
1724         global $ourdb;
1725         $color = $ourdb[$db]['bgcolor'];
1726         $full = $ourdb[$db]['fullname'];
1727         print "<div id='$db' style='display:none; background: $color'>\n";
1728         print "<h3>$full specific options:</h3>\n";
1729 }
1730
1731 function printListItem( $item ) {
1732         print "<li>$item</li>";
1733 }
1734
1735 ?>
1736
1737         <div class="license">
1738         <hr>
1739         <p>This program is free software; you can redistribute it and/or modify
1740          it under the terms of the GNU General Public License as published by
1741          the Free Software Foundation; either version 2 of the License, or
1742          (at your option) any later version.</p>
1743
1744          <p>This program is distributed in the hope that it will be useful,
1745          but WITHOUT ANY WARRANTY; without even the implied warranty of
1746          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1747          GNU General Public License for more details.</p>
1748
1749          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1750          along with this program; if not, write to the Free Software
1751          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1752          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1753         </div>
1754
1755 </div></div></div>
1756
1757
1758 <div id="column-one">
1759         <div class="portlet" id="p-logo">
1760           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1761             href="http://www.mediawiki.org/"
1762             title="Main Page"></a>
1763         </div>
1764         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1765         <div class='portlet'><div class='pBody'>
1766                 <ul>
1767                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1768                         <li><a href="../README">Readme</a></li>
1769                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1770                         <li><a href="../docs/">Documentation</a></li>
1771                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1772                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1773                 </ul>
1774                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright &copy; 2001-2007 by Magnus Manske, Brion Vibber, Lee Daniel Crocker, Tim Starling, Erik M&ouml;ller, Gabriel Wicke and others.</p>
1775         </div></div>
1776 </div>
1777
1778 </div>
1779
1780 </body>
1781 </html>