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 require_once( "includes/Defines.php" );
  41 require_once( "includes/DefaultSettings.php" );
  42 require_once( "includes/MagicWord.php" );
  43 require_once( "includes/Namespace.php" );
  44
  45 ## Databases we support:
  46
  47 $ourdb = array();
  48 $ourdb['mysql']['fullname']      = 'MySQL';
  49 $ourdb['mysql']['havedriver']    = 0;
  50 $ourdb['mysql']['compile']       = 'mysql';
  51 $ourdb['mysql']['bgcolor']       = '#ffe5a7';
  52
  53 $ourdb['postgres']['fullname']   = 'PostgreSQL';
  54 $ourdb['postgres']['havedriver'] = 0;
  55 $ourdb['postgres']['compile']    = 'pgsql';
  56 $ourdb['postgres']['bgcolor']    = '#aaccff';
  57
  58 ?>
  59 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  60 <html>
  61 <head>
  62         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  63         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  64         <style type="text/css">
  65
  66                 @import "../skins/monobook/main.css";
  67
  68                 .env-check {
  69                         font-size: 90%;
  70                         margin: 1em 0 1em 2.5em;
  71                 }
  72
  73                 .config-section {
  74                         margin-top: 2em;
  75                 }
  76
  77                 .config-section label.column {
  78                         clear: left;
  79                         font-weight: bold;
  80                         width: 13em;
  81                         float: left;
  82                         text-align: right;
  83                         padding-right: 1em;
  84                         padding-top: .2em;
  85                 }
  86
  87                 .config-input {
  88                         clear: left;
  89                         zoom: 100%; /* IE hack */
  90                 }
  91
  92                 .config-section .config-desc {
  93                         clear: left;
  94                         margin: 0 0 2em 18em;
  95                         padding-top: 1em;
  96                         font-size: 85%;
  97                 }
  98
  99                 .iput-text, .iput-password {
 100                         width: 14em;
 101                         margin-right: 1em;
 102                 }
 103
 104                 .error {
 105                         color: red;
 106                         background-color: #fff;
 107                         font-weight: bold;
 108                         left: 1em;
 109                         font-size: 100%;
 110                 }
 111
 112                 .error-top {
 113                         color: red;
 114                         background-color: #FFF0F0;
 115                         border: 2px solid        red;
 116                         font-size: 130%;
 117                         font-weight: bold;
 118                         padding: 1em 1.5em;
 119                         margin: 2em 0 1em;
 120                 }
 121
 122                 ul.plain {
 123                         list-style-type: none;
 124                         list-style-image: none;
 125                         float: left;
 126                         margin: 0;
 127                         padding: 0;
 128                 }
 129
 130                 .btn-install {
 131                         font-weight: bold;
 132                         font-size: 110%;
 133                         padding: .2em .3em;
 134                 }
 135
 136                 .license {
 137                         font-size: 85%;
 138                         padding-top: 3em;
 139                 }
 140
 141         </style>
 142         <script type="text/javascript">
 143         <!--
 144         function hideall() {
 145                 <?php foreach (array_keys($ourdb) as $db) {
 146                 echo "document.getElementById('$db').style.display='none';\n";
 147                 }
 148                 ?>
 149         }
 150         function togglearea(id) {
 151                 hideall();
 152                 var dbarea = document.getElementById(id).style;
 153                 dbarea.display = dbarea.display = 'none' ? 'block' : 'none';
 154         }
 155         // -->
 156         </script>
 157 </head>
 158
 159 <body>
 160 <div id="globalWrapper">
 161 <div id="column-content">
 162 <div id="content">
 163 <div id="bodyContent">
 164
 165 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 166
 167 <?php
 168
 169 /* Check for existing configurations and bug out! */
 170
 171 if( file_exists( "../LocalSettings.php" ) ) {
 172         dieout( "       <p><strong>Setup has completed, <a href='../index.php'>your wiki</a> is configured.</strong></p>
 173
 174         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 175 }
 176
 177 if( file_exists( "./LocalSettings.php" ) ) {
 178         writeSuccessMessage();
 179
 180         dieout( '' );
 181 }
 182
 183 if( !is_writable( "." ) ) {
 184         dieout( "<h2>Can't write config file, aborting</h2>
 185
 186         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 187         writable by the web server. Once configuration is done you'll move the created
 188         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 189         then remove the <tt>config</tt> subdirectory entirely.</p>
 190
 191         <p>To make the directory writable on a Unix/Linux system:</p>
 192
 193         <pre>
 194         cd <i>/path/to/wiki</i>
 195         chmod a+w config
 196         </pre>" );
 197 }
 198
 199
 200 require_once( "install-utils.inc" );
 201 require_once( "maintenance/updaters.inc" );
 202
 203 class ConfigData {
 204         function getEncoded( $data ) {
 205                 # removing latin1 support, no need...
 206                 return $data;
 207         }
 208         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 209         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 210         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 211 }
 212
 213 ?>
 214
 215 <ul>
 216         <li>
 217                 <b>Don't forget security updates!</b> Keep an eye on the
 218                 <a href="http://mail.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 219                 release announcements mailing list</a>.
 220         </li>
 221 </ul>
 222
 223
 224 <h2>Checking environment...</h2>
 225 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 226 <ul class="env-check">
 227 <?php
 228 $endl = "
 229 ";
 230 $wgNoOutputBuffer = true;
 231 $conf = new ConfigData;
 232
 233 install_version_checks();
 234
 235 print "<li>PHP " . phpversion() . " installed</li>\n";
 236
 237 ## Temporarily turn off all errors as we try to discover installed databases
 238 $olderrnum = error_reporting(0);
 239
 240 $phpdatabases = array();
 241 foreach (array_keys($ourdb) as $db) {
 242         $compname = $ourdb[$db]['compile'];
 243         if (extension_loaded($compname) or dl($compname . '.' . PHP_SHLIB_SUFFIX)) {
 244                 array_push($phpdatabases, $db);
 245                 $ourdb[$db]['havedriver'] = 1;
 246         }
 247 }
 248
 249 error_reporting($olderrornum);
 250
 251 if (!$phpdatabases) {
 252         print "Could not find a suitable database driver!<ul>";
 253         foreach (array_keys($ourdb) AS $db) {
 254                 $comp = $ourdb[$db]['compile'];
 255                 $full = $ourdb[$db]['fullname'];
 256                 print "<li>For <b>$full</b>, compile PHP using <b>--with-$comp</b>, "
 257                         ."or install the $comp.so module</li>\n";
 258         }
 259         dieout( "</ul></ul>" );
 260 }
 261
 262 print "<li>Found database drivers for:";
 263 foreach (array_keys($ourdb) AS $db) {
 264         if ($ourdb[$db]['havedriver']) {
 265                 $DefaultDBtype = $db;
 266                 print "  ".$ourdb[$db]['fullname'];
 267         }
 268 }
 269 print "</li>\n";
 270 if (count($phpdatabases) != 1)
 271         $DefaultDBtype = '';
 272
 273 if( ini_get( "register_globals" ) ) {
 274         ?>
 275         <li>
 276                 <div style="font-size:110%">
 277                 <strong class="error">Warning:</strong>
 278                 <strong>PHP's   <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 279                 </div>
 280                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 281         </li>
 282         <?php
 283 }
 284
 285 $fatal = false;
 286
 287 if( ini_get( "magic_quotes_runtime" ) ) {
 288         $fatal = true;
 289         ?><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>
 290         This option corrupts data input unpredictably; you cannot install or use
 291         MediaWiki unless this option is disabled.
 292         <?php
 293 }
 294
 295 if( ini_get( "magic_quotes_sybase" ) ) {
 296         $fatal = true;
 297         ?><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>
 298         This option corrupts data input unpredictably; you cannot install or use
 299         MediaWiki unless this option is disabled.
 300         <?php
 301 }
 302
 303 if( ini_get( "mbstring.func_overload" ) ) {
 304         $fatal = true;
 305         ?><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>
 306         This option causes errors and may corrupt data unpredictably;
 307         you cannot install or use MediaWiki unless this option is disabled.
 308         <?php
 309 }
 310
 311 if( $fatal ) {
 312         dieout( "</ul><p>Cannot install MediaWiki.</p>" );
 313 }
 314
 315 if( ini_get( "safe_mode" ) ) {
 316         $conf->safeMode = true;
 317         ?>
 318         <li><b class='error'>Warning:</b> <strong>PHP's
 319         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 320         You may have problems caused by this, particularly if using image uploads.
 321         </li>
 322         <?php
 323 } else {
 324         $conf->safeMode = false;
 325 }
 326
 327 $sapi = php_sapi_name();
 328 $conf->prettyURLs = true;
 329 print "<li>PHP server API is $sapi; ";
 330 switch( $sapi ) {
 331 case "apache":
 332 case "apache2handler":
 333         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 334         break;
 335 default:
 336         print "unknown; ";
 337 case "cgi":
 338 case "cgi-fcgi":
 339 case "apache2filter":
 340 case "isapi":
 341         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 342         $conf->prettyURLs = false;
 343         break;
 344 }
 345 print "</li>\n";
 346
 347 $conf->xml = function_exists( "utf8_encode" );
 348 if( $conf->xml ) {
 349         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 350 } else {
 351         dieout( "PHP's XML module is missing; the wiki requires functions in
 352                 this module and won't work in this configuration.
 353                 If you're running Mandrake, install the php-xml package." );
 354 }
 355
 356 # Crude check for session support
 357 if( !function_exists( 'session_name' ) )
 358         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 359
 360 # Likewise for PCRE
 361 if( !function_exists( 'preg_match' ) )
 362         dieout( "The PCRE regular expression functions are missing. MediaWiki requires these in order to function." );
 363
 364 $memlimit = ini_get( "memory_limit" );
 365 $conf->raiseMemory = false;
 366 if( empty( $memlimit ) || $memlimit == -1 ) {
 367         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 368 } else {
 369         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <strong>If this is too low, installation may fail!</strong> ";
 370         $n = intval( $memlimit );
 371         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 372                 $n = intval( $m[1] * (1024*1024) );
 373         }
 374         if( $n < 20*1024*1024 ) {
 375                 print "Attempting to raise limit to 20M... ";
 376                 if( false === ini_set( "memory_limit", "20M" ) ) {
 377                         print "failed.";
 378                 } else {
 379                         $conf->raiseMemory = true;
 380                         print "ok.";
 381                 }
 382         }
 383         print "</li>\n";
 384 }
 385
 386 $conf->zlib = function_exists( "gzencode" );
 387 if( $conf->zlib ) {
 388         print "<li>Have zlib support; enabling output compression.</li>\n";
 389 } else {
 390         print "<li>No zlib support.</li>\n";
 391 }
 392
 393 $conf->turck = function_exists( 'mmcache_get' );
 394 if ( $conf->turck ) {
 395         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 396 }
 397
 398 $conf->apc = function_exists('apc_fetch');
 399 if ($conf->apc ) {
 400         print "<li><a href=\"http://www.php.net/apc\">APC</a> installed</li>";
 401 }
 402
 403 $conf->eaccel = function_exists( 'eaccelerator_get' );
 404 if ( $conf->eaccel ) {
 405     $conf->turck = 'eaccelerator';
 406     print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 407 }
 408 if (!$conf->turck && !$conf->eaccel && !$conf->apc) {
 409         print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor ".
 410                 "<a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> nor ".
 411                 "<a href=\"http://www.php.net/apc\">APC</a> are installed, " .
 412                 "can't use object caching functions</li>\n";
 413 }
 414
 415 $conf->diff3 = false;
 416 $diff3locations = array("/usr/bin", "/usr/local/bin", "/opt/csw/bin", "/usr/gnu/bin", "/usr/sfw/bin") + explode($sep, getenv("PATH"));
 417 $diff3names = array("gdiff3", "diff3", "diff3.exe");
 418
 419 $diff3versioninfo = array('$1 --version 2>&1', 'diff3 (GNU diffutils)');
 420 foreach ($diff3locations as $loc) {
 421         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 422         if ($exe !== false) {
 423                 $conf->diff3 = $exe;
 424                 break;
 425         }
 426 }
 427
 428 if ($conf->diff3)
 429         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 430 else
 431         print "<li>GNU diff3 not found.</li>";
 432
 433 $conf->ImageMagick = false;
 434 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 435 foreach( $imcheck as $dir ) {
 436         $im = "$dir/convert";
 437         if( file_exists( $im ) ) {
 438                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 439                 $conf->ImageMagick = $im;
 440                 break;
 441         }
 442 }
 443
 444 $conf->HaveGD = function_exists( "imagejpeg" );
 445 if( $conf->HaveGD ) {
 446         print "<li>Found GD graphics library built-in";
 447         if( !$conf->ImageMagick ) {
 448                 print ", image thumbnailing will be enabled if you enable uploads";
 449         }
 450         print ".</li>\n";
 451 } else {
 452         if( !$conf->ImageMagick ) {
 453                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 454         }
 455 }
 456
 457 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 458
 459 $conf->IP = dirname( dirname( __FILE__ ) );
 460 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 461
 462 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["PHP_SELF"] ); # was SCRIPT_NAME
 463 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 464
 465 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 466         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 467
 468         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 469         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 470                 ? 'root@localhost'
 471                 : $_SERVER["SERVER_ADMIN"];
 472         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 473         $conf->DBtype = importPost( "DBtype", $DefaultDBtype );
 474 ?>
 475
 476 <?php
 477         $conf->DBserver = importPost( "DBserver", "localhost" );
 478         $conf->DBname = importPost( "DBname", "wikidb" );
 479         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 480         $conf->DBpassword = importPost( "DBpassword" );
 481         $conf->DBpassword2 = importPost( "DBpassword2" );
 482         $conf->DBprefix = importPost( "DBprefix" );
 483         $conf->DBschema = importPost( "DBschema", "mediawiki" );
 484         $conf->DBport = importPost( "DBport", "5432" );
 485         $conf->DBmysql5 = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 486         $conf->RootUser = importPost( "RootUser", "root" );
 487         $conf->RootPW = importPost( "RootPW", "-" );
 488         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 489         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 490         $conf->SysopPass = importPost( "SysopPass" );
 491         $conf->SysopPass2 = importPost( "SysopPass2" );
 492
 493 /* Check for validity */
 494 $errs = array();
 495
 496 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 497         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 498 }
 499 if( $conf->DBuser == "" ) {
 500         $errs["DBuser"] = "Must not be blank";
 501 }
 502 if( $conf->DBpassword == "" ) {
 503         $errs["DBpassword"] = "Must not be blank";
 504 }
 505 if( $conf->DBpassword != $conf->DBpassword2 ) {
 506         $errs["DBpassword2"] = "Passwords don't match!";
 507 }
 508 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 509         $errs["DBprefix"] = "Invalid table prefix";
 510 }
 511
 512 if( $conf->SysopPass == "" ) {
 513         $errs["SysopPass"] = "Must not be blank";
 514 }
 515 if( $conf->SysopPass != $conf->SysopPass2 ) {
 516         $errs["SysopPass2"] = "Passwords don't match!";
 517 }
 518
 519 $conf->License = importRequest( "License", "none" );
 520 if( $conf->License == "gfdl" ) {
 521         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 522         $conf->RightsText = "GNU Free Documentation License 1.2";
 523         $conf->RightsCode = "gfdl";
 524         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 525 } elseif( $conf->License == "none" ) {
 526         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 527 } else {
 528         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 529         $conf->RightsText = importRequest( "RightsText", "" );
 530         $conf->RightsCode = importRequest( "RightsCode", "" );
 531         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 532 }
 533
 534 $conf->Shm = importRequest( "Shm", "none" );
 535 $conf->MCServers = importRequest( "MCServers" );
 536
 537 /* Test memcached servers */
 538
 539 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 540         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 541         foreach ( $conf->MCServerArray as $server ) {
 542                 $error = testMemcachedServer( $server );
 543                 if ( $error ) {
 544                         $errs["MCServers"] = $error;
 545                         break;
 546                 }
 547         }
 548 } else if ( $conf->Shm == 'memcached' ) {
 549         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 550 }
 551
 552 /* default values for installation */
 553 $conf->Email    =importRequest("Email", "email_enabled");
 554 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 555 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 556 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 557
 558 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 559         do { /* So we can 'continue' to end prematurely */
 560                 $conf->Root = ($conf->RootPW != "");
 561
 562                 /* Load up the settings and get installin' */
 563                 $local = writeLocalSettings( $conf );
 564                 echo "<p><b>Generating configuration file...</b></p>\n";
 565                 // for debugging: // echo "<pre>" . htmlspecialchars( $local ) . "</pre>\n";
 566
 567                 $wgCommandLineMode = false;
 568                 chdir( ".." );
 569                 eval($local);
 570                 $conf->DBtypename = '';
 571                 foreach (array_keys($ourdb) as $db) {
 572                         if ($conf->DBtype === $db)
 573                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 574                 }
 575                 if (! $conf->DBtypename) {
 576                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 577                         continue;
 578                 }
 579                 print "<li>Database type: {$conf->DBtypename}</li>\n";
 580                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 581                 $wgDBtype = $conf->DBtype;
 582                 $wgDBadminuser = "root";
 583                 $wgDBadminpassword = $conf->RootPW;
 584                 $wgDBprefix = $conf->DBprefix;
 585                 $wgDBport = $conf->DBport;
 586                 $wgCommandLineMode = true;
 587                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 588                 require_once( "includes/Setup.php" );
 589                 chdir( "config" );
 590
 591                 require_once( "maintenance/InitialiseMessages.inc" );
 592
 593                 $wgTitle = Title::newFromText( "Installation script" );
 594 error_reporting( E_ALL );
 595         print "<li>Loading class: $dbclass";
 596                 $dbc = new $dbclass;
 597
 598                 if( $conf->DBtype == 'mysql' ) {
 599                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 600                         if( $mysqlOldClient ) {
 601                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 602                                         using a MySQL 4.1 server and have problems connecting to the database,
 603                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 604                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 605                         }
 606                         $ok = true; # Let's be optimistic
 607
 608                         # Decide if we're going to use the superuser or the regular database user
 609                         if( $conf->RootPW == '-' ) {
 610                                 # Regular user
 611                                 $conf->Root = false;
 612                                 $db_user = $wgDBuser;
 613                                 $db_pass = $wgDBpassword;
 614                         } else {
 615                                 # Superuser
 616                                 $conf->Root = true;
 617                                 $db_user = $conf->RootUser;
 618                                 $db_pass = $conf->RootPW;
 619                         }
 620
 621                         # Attempt to connect
 622                         echo( "<li>Attempting to connect to database server as $db_user..." );
 623                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 624
 625                         # Check the connection and respond to errors
 626                         if( $wgDatabase->isOpen() ) {
 627                                 # Seems OK
 628                                 $ok = true;
 629                                 $wgDBadminuser = $db_user;
 630                                 $wgDBadminpassword = $db_pass;
 631                                 echo( "success.</li>\n" );
 632                                 $wgDatabase->ignoreErrors( true );
 633                                 $myver = $wgDatabase->getServerVersion();
 634                         } else {
 635                                 # There were errors, report them and back out
 636                                 $ok = false;
 637                                 $errno = mysql_errno();
 638                                 $errtx = htmlspecialchars( mysql_error() );
 639                                 switch( $errno ) {
 640                                         case 1045:
 641                                         case 2000:
 642                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 643                                                 if( $conf->Root ) {
 644                                                         # The superuser details are wrong
 645                                                         $errs["RootUser"] = "Check username";
 646                                                         $errs["RootPW"] = "and password";
 647                                                 } else {
 648                                                         # The regular user details are wrong
 649                                                         $errs["DBuser"] = "Check username";
 650                                                         $errs["DBpassword"] = "and password";
 651                                                 }
 652                                                 break;
 653                                         case 2002:
 654                                         case 2003:
 655                                         default:
 656                                                 # General connection problem
 657                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 658                                                 $errs["DBserver"] = "Connection failed";
 659                                                 break;
 660                                 } # switch
 661                         } #conn. att.
 662
 663                         if( !$ok ) { continue; }
 664
 665                 } else /* not mysql */ {
 666                         echo( "<li>Attempting to connect to database server as $wgDBuser..." );
 667                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 668                         if (!$wgDatabase->isOpen()) {
 669                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 670                         } else {
 671                                 $wgDatabase->ignoreErrors(true);
 672                                 $myver = $wgDatabase->getServerVersion();
 673                         }
 674                 }
 675
 676                 if ( !$wgDatabase->isOpen() ) {
 677                         $errs["DBserver"] = "Couldn't connect to database";
 678                         continue;
 679                 }
 680
 681                 print "<li>Connected to $myver";
 682                 if ($conf->DBtype == 'mysql') {
 683                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 684                                 die( " -- mysql 4.0.14 or later required. Aborting." );
 685                         }
 686                         $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 687                         if( $mysqlNewAuth && $mysqlOldClient ) {
 688                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 689                                         to old client libraries; if you have trouble with authentication, see
 690                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 691                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 692                         }
 693                         if( $wgDBmysql5 ) {
 694                                 if( $mysqlNewAuth ) {
 695                                         print "; enabling MySQL 4.1/5.0 charset mode";
 696                                 } else {
 697                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 698                                                 but older version detected; will likely fail.</b>";
 699                                 }
 700                         }
 701                         print "</li>\n";
 702
 703                         @$sel = $wgDatabase->selectDB( $wgDBname );
 704                         if( $sel ) {
 705                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 706                         } else {
 707                                 $err = mysql_errno();
 708                                 if ( $err != 1049 ) {
 709                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 710                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 711                                         continue;
 712                                 }
 713                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 714                                 if( !$res ) {
 715                                         print "<li>Couldn't create database <tt>" .
 716                                                 htmlspecialchars( $wgDBname ) .
 717                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 718                                         $errs["RootPW"] = "&lt;- Enter";
 719                                         continue;
 720                                 }
 721                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 722                         }
 723                         $wgDatabase->selectDB( $wgDBname );
 724                 }
 725
 726                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 727                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 728
 729                         # Create user if required (todo: other databases)
 730                         if ( $conf->Root && $conf->DBtype == 'mysql') {
 731                                 $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 732                                 if ( $conn->isOpen() ) {
 733                                         print "<li>DB user account ok</li>\n";
 734                                         $conn->close();
 735                                 } else {
 736                                         print "<li>Granting user permissions...";
 737                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 738                                                 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>";
 739                                         }
 740                                         print "</li>\n";
 741                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 742                                 }
 743                         }
 744                         print "<pre>\n";
 745                         chdir( ".." );
 746                         flush();
 747                         do_all_updates();
 748                         chdir( "config" );
 749
 750                         print "</pre>\n";
 751                         print "<li>Finished update checks.</li>\n";
 752                 } else {
 753                         # FIXME: Check for errors
 754                         print "<li>Creating tables...";
 755                         if ($conf->DBtype == 'mysql') {
 756                                 if( $wgDBmysql5 ) {
 757                                         print " using MySQL 5 table defs...";
 758                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 759                                 } else {
 760                                         print " using MySQL 4 table defs...";
 761                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 762                                 }
 763                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 764                         } else if ($conf->DBtype == 'postgres') {
 765                                 dbsource( "../maintenance/postgres/tables.sql", $wgDatabase );
 766                                 $wgDatabase->update_interwiki();
 767                         } else if ($conf->DBtype == 'oracle') {
 768                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 769                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 770                         }
 771                         else {
 772                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
 773                                 continue;
 774                         }
 775
 776                         print " done.</li>\n";
 777
 778                         print "<li>Initializing data...";
 779                         $wgDatabase->insert( 'site_stats',
 780                                 array( 'ss_row_id'        => 1,
 781                                        'ss_total_views'   => 0,
 782                                        'ss_total_edits'   => 0,
 783                                        'ss_good_articles' => 0 ) );
 784
 785                         # Set up the "regular user" account *if we can, and if we need to*
 786                         if( $conf->Root ) {
 787                                 # See if we need to
 788                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 789                                 if( $wgDatabase2->isOpen() ) {
 790                                         # Nope, just close the test connection and continue
 791                                         $wgDatabase2->close();
 792                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>" );
 793                                 } else {
 794                                         # Yes, so run the grants
 795                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 796                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 797                                         echo( "success.</li>" );
 798                                 }
 799                         }
 800
 801                         if( $conf->SysopName ) {
 802                                 $u = User::newFromName( $conf->getSysopName() );
 803                                 if ( 0 == $u->idForName() ) {
 804                                         $u->addToDatabase();
 805                                         $u->setPassword( $conf->getSysopPass() );
 806                                         $u->saveSettings();
 807
 808                                         $u->addGroup( "sysop" );
 809                                         $u->addGroup( "bureaucrat" );
 810
 811                                         print "<li>Created sysop account <tt>" .
 812                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 813                                 } else {
 814                                         print "<li>Could not create user - already exists!</li>\n";
 815                                 }
 816                         } else {
 817                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 818                         }
 819
 820                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 821                         $article = new Article( $titleobj );
 822                         $newid = $article->insertOn( $wgDatabase );
 823                         $revision = new Revision( array(
 824                                 'page'      => $newid,
 825                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 826                                 'comment'   => '',
 827                                 'user'      => 0,
 828                                 'user_text' => 'MediaWiki default',
 829                                 ) );
 830                         $revid = $revision->insertOn( $wgDatabase );
 831                         $article->updateRevisionOn( $wgDatabase, $revision );
 832
 833                         print "<li><pre>";
 834                         initialiseMessages();
 835                         print "</pre></li>\n";
 836                 }
 837
 838                 /* Write out the config file now that all is well */
 839                 print "<p>Creating LocalSettings.php...</p>\n\n";
 840                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 841                 // Fix up a common line-ending problem (due to CVS on Windows)
 842                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 843
 844                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 845                         $xt = "xt"; # Refuse to overwrite an existing file
 846                 } else {
 847                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 848                 }
 849                 $f = fopen( "LocalSettings.php", $xt );
 850
 851                 if( $f == false ) {
 852                         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" .
 853                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 854                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 855                 }
 856                 if(fwrite( $f, $localSettings ) ) {
 857                         fclose( $f );
 858                         writeSuccessMessage();
 859                 } else {
 860                         fclose( $f );
 861                         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");
 862
 863                 }
 864
 865         } while( false );
 866 }
 867 ?>
 868 </ul>
 869
 870
 871 <?php
 872
 873 if( count( $errs ) ) {
 874         /* Display options form */
 875
 876         if( $conf->posted ) {
 877                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 878         }
 879 ?>
 880
 881 <form action="index.php" name="config" method="post">
 882
 883
 884 <h2>Site config</h2>
 885
 886 <div class="config-section">
 887         <div class="config-input">
 888                 <?php
 889                 aField( $conf, "Sitename", "Wiki name:" );
 890                 ?>
 891         </div>
 892         <p class="config-desc">
 893                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 894                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 895         </p>
 896
 897         <div class="config-input">
 898                 <?php
 899                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 900                 ?>
 901         </div>
 902         <p class="config-desc">
 903                 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.
 904         </p>
 905
 906         <div class="config-input">
 907                 <label class='column' for="LanguageCode">Language:</label>
 908                 <select id="LanguageCode" name="LanguageCode">
 909
 910                 <?php
 911                         $list = getLanguageList();
 912                         foreach( $list as $code => $name ) {
 913                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 914                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 915                         }
 916                 ?>
 917                 </select>
 918         </div>
 919         <p class="config-desc">
 920                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 921         </p>
 922
 923         <div class="config-input">
 924                 <label class='column'>Copyright/license:</label>
 925
 926                 <ul class="plain">
 927                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 928                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 929                 <li><?php
 930                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 931                         $partner = "MediaWiki";
 932                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 933                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 934                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 935                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 936                         ?>
 937                 <?php if( $conf->License == "cc" ) { ?>
 938                         <ul>
 939                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 940                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 941                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 942                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 943                         </ul>
 944                 <?php } ?>
 945                         </li>
 946                 </ul>
 947         </div>
 948         <p class="config-desc">
 949                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 950         </p>
 951
 952
 953         <div class="config-input">
 954                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 955         </div>
 956         <div class="config-input">
 957                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 958         </div>
 959         <div class="config-input">
 960                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 961         </div>
 962         <p class="config-desc">
 963                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 964                 A new account will be added only when creating a new wiki database.
 965         </p>
 966
 967         <div class="config-input">
 968                 <label class='column'>Shared memory caching:</label>
 969
 970                 <ul class="plain">
 971                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 972                 <?php
 973                         if ( $conf->turck ) {
 974                                 echo "<li>";
 975                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 976                                 echo "</li>";
 977                         }
 978                         if ( $conf->apc ) {
 979                                 echo "<li>";
 980                                 aField( $conf, "Shm", "APC", "radio", "apc" );
 981                                 echo "</li>";
 982                         }
 983                         if ( $conf->eaccel ) {
 984                                 echo "<li>";
 985                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 986                                 echo "</li>";
 987                         }
 988                 ?>
 989                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 990                 </ul>
 991                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 992         </div>
 993         <p class="config-desc">
 994                 Using a shared memory system such as Turck MMCache, APC, eAccelerator, or Memcached
 995                 will speed up MediaWiki significantly. Memcached is the best solution but needs to be
 996                 installed. Specify the server addresses and ports in a comma-separted list. Only
 997                 use Turck shared memory if the wiki will be running on a single Apache server.
 998         </p>
 999 </div>
1000
1001 <h2>E-mail, e-mail notification and authentication setup</h2>
1002
1003 <div class="config-section">
1004         <div class="config-input">
1005                 <label class='column'>E-mail features (global):</label>
1006                 <ul class="plain">
1007                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1008                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1009                 </ul>
1010         </div>
1011         <p class="config-desc">
1012                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail and e-mail notifications)
1013                 if sending mail doesn't work on your server.
1014         </p>
1015
1016         <div class="config-input">
1017                 <label class='column'>User-to-user e-mail:</label>
1018                 <ul class="plain">
1019                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1020                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1021                 </ul>
1022         </div>
1023         <p class="config-desc">
1024                 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.
1025         </p>
1026         <div class="config-input">
1027                 <label class='column'>E-mail notification about changes:</label>
1028                 <ul class="plain">
1029                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1030                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1031                 <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>
1032                 </ul>
1033         </div>
1034         <div class="config-desc">
1035                 <p>
1036                 For this feature to work, an e-mail address must be present for the user account, and the notification
1037                 options in the user's preferences must be enabled. Also note the
1038                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1039
1040                 <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>
1041         </div>
1042
1043         <div class="config-input">
1044                 <label class='column'>E-mail address authentication:</label>
1045                 <ul class="plain">
1046                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1047                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1048                 </ul>
1049         </div>
1050         <div class="config-desc">
1051                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1052                 change notification mails. Setting this option is <B>recommended</B> for public wikis because of potential abuse of the e-mail features above.</p>
1053         </div>
1054
1055 </div>
1056
1057 <h2>Database config</h2>
1058
1059 <div class="config-section">
1060 <div class="config-input">
1061                 <label class='column'>Database type:</label>
1062                 <ul class='plain'><?php database_picker($conf) ?></ul>
1063         </div>
1064
1065         <div class="config-input" style="clear:left"><?php
1066                 aField( $conf, "DBserver", "Database host:" );
1067         ?></div>
1068         <p class="config-desc">
1069                 If your database server isn't on your web server, enter the name or IP address here.
1070         </p>
1071
1072         <div class="config-input"><?php
1073                 aField( $conf, "DBname", "Database name:" );
1074         ?></div>
1075         <div class="config-input"><?php
1076                 aField( $conf, "DBuser", "DB username:" );
1077         ?></div>
1078         <div class="config-input"><?php
1079                 aField( $conf, "DBpassword", "DB password:", "password" );
1080         ?></div>
1081         <div class="config-input"><?php
1082                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1083         ?></div>
1084         <p class="config-desc">
1085                 If you only have a single user account and database available,
1086                 enter those here. If you have database root access (see below)
1087                 you can specify new accounts/databases to be created.
1088         </p>
1089         <p>
1090                 This account will not be created if it pre-exists. If this is the case, ensure that it
1091                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
1092         </p>
1093
1094         <?php database_switcher('mysql'); ?>
1095         <div class="config-input"><?php
1096                 aField( $conf, "DBprefix", "Database table prefix:" );
1097         ?></div>
1098         <div class="config-desc">
1099                 <p>If you need to share one database between multiple wikis, or
1100                 MediaWiki and another web application, you may choose to
1101                 add a prefix to all the table names to avoid conflicts.</p>
1102
1103                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1104         </div>
1105
1106         <div class="config-input"><label class="column">Database charset</label>
1107                 <div>Select one:</div>
1108                 <ul class="plain">
1109                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
1110                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
1111                 </ul>
1112         </div>
1113         <p class="config-desc">
1114                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1115                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1116                 cause things to break. <b>If upgrading an older installation, leave
1117                 in backwards-compatible mode.</b>
1118         </p>
1119         </div>
1120
1121         <?php database_switcher('postgres'); ?>
1122         <div class="config-input"><?php
1123                 aField( $conf, "DBport", "Database port:" );
1124         ?></div>
1125         <div class="config-input"><?php
1126                 aField( $conf, "DBschema", "Database schema:" );
1127         ?></div>
1128         <div class="config-desc">
1129                 <p>The username specified above will have it's search path set to the above schema,
1130            so it is recommended that you create a new user.</p>
1131         </div>
1132         </div>
1133
1134         <div class="config-input">
1135                 <?php
1136                 aField( $conf, "RootUser", "Superuser account:", "superuser" );
1137                 ?>
1138         </div>
1139         <div class="config-input">
1140                 <?php
1141                 aField( $conf, "RootPW", "Superuser password:", "password" );
1142                 ?>
1143         </div>
1144
1145         <p class="config-desc">
1146                 If the database user specified above does not exist, or does not have access to create
1147                 the database (if needed) or tables within it, please provide details of a superuser account,
1148                 such as <strong>root</strong>, which does. Leave the password set to <strong>-</strong> if this is not needed.
1149         </p>
1150
1151         <div class="config-input" style="padding:2em 0 3em">
1152                 <label class='column'>&nbsp;</label>
1153                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1154         </div>
1155
1156 </div>
1157
1158 <script type="text/javascript">
1159 window.onload = togglearea('<?php echo $conf->DBtype; ?>');
1160 </script>
1161
1162 </form>
1163
1164 <?php
1165 }
1166
1167 /* -------------------------------------------------------------------------------------- */
1168 function writeSuccessMessage() {
1169         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1170                 echo <<<EOT
1171 <p>Installation successful!</p>
1172 <p>To complete the installation, please do the following:
1173 <ol>
1174         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1175         <li>Upload it to the parent directory</li>
1176         <li>Delete config/LocalSettings.php</li>
1177         <li>Start using <a href='../index.php'>your wiki</a>!
1178 </ol>
1179 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1180 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1181 which means that anyone on the same server can read your database password! Downloading
1182 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1183 EOT;
1184         } else {
1185                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1186                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1187         }
1188 }
1189
1190
1191 function escapePhpString( $string ) {
1192         return strtr( $string,
1193                 array(
1194                         "\n" => "\\n",
1195                         "\r" => "\\r",
1196                         "\t" => "\\t",
1197                         "\\" => "\\\\",
1198                         "\$" => "\\\$",
1199                         "\"" => "\\\""
1200                 ));
1201 }
1202
1203 function writeLocalSettings( $conf ) {
1204         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1205         $conf->PasswordSender = $conf->EmergencyContact;
1206         $zlib = ($conf->zlib ? "" : "# ");
1207         $magic = ($conf->ImageMagick ? "" : "# ");
1208         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1209         $pretty = ($conf->prettyURLs ? "" : "# ");
1210         $ugly = ($conf->prettyURLs ? "# " : "");
1211         $rights = ($conf->RightsUrl) ? "" : "# ";
1212         $hashedUploads = $conf->safeMode ? '' : '# ';
1213
1214         switch ( $conf->Shm ) {
1215                 case 'memcached':
1216                         $cacheType = 'CACHE_MEMCACHED';
1217                         $mcservers = var_export( $conf->MCServerArray, true );
1218                         break;
1219                 case 'turck':
1220                 case 'apc':
1221                 case 'eaccel':
1222                         $cacheType = 'CACHE_ACCEL';
1223                         $mcservers = 'array()';
1224                         break;
1225                 default:
1226                         $cacheType = 'CACHE_NONE';
1227                         $mcservers = 'array()';
1228         }
1229
1230         if ( $conf->Email == 'email_enabled' ) {
1231                 $enableemail = 'true';
1232                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1233                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1234                 switch ( $conf->Enotif ) {
1235                         case 'enotif_usertalk':
1236                                 $enotifusertalk = 'true';
1237                                 $enotifwatchlist = 'false';
1238                                 break;
1239                         case 'enotif_allpages':
1240                                 $enotifusertalk = 'true';
1241                                 $enotifwatchlist = 'true';
1242                                 break;
1243                         default:
1244                                 $enotifusertalk = 'false';
1245                                 $enotifwatchlist = 'false';
1246                 }
1247         } else {
1248                 $enableuseremail = 'false';
1249                 $enableemail = 'false';
1250                 $eauthent = 'false';
1251                 $enotifusertalk = 'false';
1252                 $enotifwatchlist = 'false';
1253         }
1254
1255         $file = @fopen( "/dev/urandom", "r" );
1256         if ( $file ) {
1257                 $secretKey = bin2hex( fread( $file, 32 ) );
1258                 fclose( $file );
1259         } else {
1260                 $secretKey = "";
1261                 for ( $i=0; $i<8; $i++ ) {
1262                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1263                 }
1264                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1265         }
1266
1267         # Add slashes to strings for double quoting
1268         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1269         if( $conf->License == 'gfdl' ) {
1270                 # Needs literal string interpolation for the current style path
1271                 $slconf['RightsIcon'] = $conf->RightsIcon;
1272         }
1273
1274         $localsettings = "
1275 # This file was automatically generated by the MediaWiki installer.
1276 # If you make manual changes, please keep track in case you need to
1277 # recreate them later.
1278 #
1279 # See includes/DefaultSettings.php for all configurable settings
1280 # and their default values, but don't forget to make changes in _this_
1281 # file, not there.
1282
1283 # If you customize your file layout, set \$IP to the directory that contains
1284 # the other MediaWiki files. It will be used as a base to locate files.
1285 if( defined( 'MW_INSTALL_PATH' ) ) {
1286         \$IP = MW_INSTALL_PATH;
1287 } else {
1288         \$IP = dirname( __FILE__ );
1289 }
1290
1291 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1292 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1293
1294 require_once( \"includes/DefaultSettings.php\" );
1295
1296 # If PHP's memory limit is very low, some operations may fail.
1297 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1298
1299 if ( \$wgCommandLineMode ) {
1300         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1301                 die( \"This script must be run from the command line\\n\" );
1302         }
1303 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1304         ## Compress output if the browser supports it
1305         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1306 }
1307
1308 \$wgSitename         = \"{$slconf['Sitename']}\";
1309
1310 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1311 \$wgScript           = \"\$wgScriptPath/index.php\";
1312 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1313
1314 ## For more information on customizing the URLs please see:
1315 ## http://meta.wikimedia.org/wiki/Eliminating_index.php_from_the_url
1316 ## If using PHP as a CGI module, the ?title= style usually must be used.
1317 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1318 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1319
1320 \$wgStylePath        = \"\$wgScriptPath/skins\";
1321 \$wgStyleDirectory   = \"\$IP/skins\";
1322 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1323
1324 \$wgUploadPath       = \"\$wgScriptPath/images\";
1325 \$wgUploadDirectory  = \"\$IP/images\";
1326
1327 \$wgEnableEmail = $enableemail;
1328 \$wgEnableUserEmail = $enableuseremail;
1329
1330 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1331 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1332
1333 ## For a detailed description of the following switches see
1334 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1335 ## There are many more options for fine tuning available see
1336 ## /includes/DefaultSettings.php
1337 ## UPO means: this is also a user preference option
1338 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1339 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1340 \$wgEmailAuthentication = $eauthent;
1341
1342 \$wgDBserver         = \"{$slconf['DBserver']}\";
1343 \$wgDBname           = \"{$slconf['DBname']}\";
1344 \$wgDBuser           = \"{$slconf['DBuser']}\";
1345 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1346 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1347 \$wgDBtype           = \"{$slconf['DBtype']}\";
1348 \$wgDBschema         = \"{$slconf['DBschema']}\";
1349
1350 # Experimental charset support for MySQL 4.1/5.0.
1351 \$wgDBmysql5 = {$conf->DBmysql5};
1352
1353 ## Shared memory settings
1354 \$wgMainCacheType = $cacheType;
1355 \$wgMemCachedServers = $mcservers;
1356
1357 ## To enable image uploads, make sure the 'images' directory
1358 ## is writable, then set this to true:
1359 \$wgEnableUploads               = false;
1360 \$wgUseImageResize              = {$conf->UseImageResize};
1361 {$magic}\$wgUseImageMagick = true;
1362 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1363
1364 ## If you want to use image uploads under safe mode,
1365 ## create the directories images/archive, images/thumb and
1366 ## images/temp, and make them all writable. Then uncomment
1367 ## this, if it's not already uncommented:
1368 {$hashedUploads}\$wgHashedUploadDirectory = false;
1369
1370 ## If you have the appropriate support software installed
1371 ## you can enable inline LaTeX equations:
1372 \$wgUseTeX               = false;
1373 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1374 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1375 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1376
1377 \$wgLocalInterwiki   = \$wgSitename;
1378
1379 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1380
1381 \$wgProxyKey = \"$secretKey\";
1382
1383 ## Default skin: you can change the default skin. Use the internal symbolic
1384 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1385 \$wgDefaultSkin = 'monobook';
1386
1387 ## For attaching licensing metadata to pages, and displaying an
1388 ## appropriate copyright notice / icon. GNU Free Documentation
1389 ## License and Creative Commons licenses are supported so far.
1390 {$rights}\$wgEnableCreativeCommonsRdf = true;
1391 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1392 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1393 \$wgRightsText = \"{$slconf['RightsText']}\";
1394 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1395 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1396
1397 \$wgDiff3 = \"{$slconf['diff3']}\";
1398
1399 # When you make changes to this configuration file, this will make
1400 # sure that cached pages are cleared.
1401 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1402 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1403 ";
1404         // Keep things in Unix line endings internally;
1405         // the system will write out as local text type.
1406         return str_replace( "\r\n", "\n", $localsettings );
1407 }
1408
1409 function dieout( $text ) {
1410         die( $text . "\n\n</body>\n</html>" );
1411 }
1412
1413 function importVar( &$var, $name, $default = "" ) {
1414         if( isset( $var[$name] ) ) {
1415                 $retval = $var[$name];
1416                 if ( get_magic_quotes_gpc() ) {
1417                         $retval = stripslashes( $retval );
1418                 }
1419         } else {
1420                 $retval = $default;
1421         }
1422         return $retval;
1423 }
1424
1425 function importPost( $name, $default = "" ) {
1426         return importVar( $_POST, $name, $default );
1427 }
1428
1429 function importRequest( $name, $default = "" ) {
1430         return importVar( $_REQUEST, $name, $default );
1431 }
1432
1433 $radioCount = 0;
1434
1435 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
1436         global $radioCount;
1437         if( $type != "" ) {
1438                 $xtype = "type=\"$type\"";
1439         } else {
1440                 $xtype = "";
1441         }
1442
1443         $id = $field;
1444         $nolabel = ($type == "radio") || ($type == "hidden");
1445
1446         if ($type == 'radio')
1447                 $id .= $radioCount++;
1448
1449         if( $nolabel ) {
1450                 echo "\t\t<label>";
1451         } else {
1452                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1453         }
1454
1455         if( $type == "radio" && $value == $conf->$field ) {
1456                 $checked = "checked='checked'";
1457         } else {
1458                 $checked = "";
1459         }
1460         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
1461         if ($onclick) {
1462                 echo " onclick='togglearea(\"$value\")' " ;
1463         }
1464         echo "value=\"";
1465         if( $type == "radio" ) {
1466                 echo htmlspecialchars( $value );
1467         } else {
1468                 echo htmlspecialchars( $conf->$field );
1469         }
1470
1471
1472         echo "\" />\n";
1473         if( $nolabel ) {
1474                 echo " $text</label>\n";
1475         }
1476
1477         global $errs;
1478         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1479 }
1480
1481 function getLanguageList() {
1482         global $wgLanguageNames;
1483         if( !isset( $wgLanguageNames ) ) {
1484                 require_once( "languages/Names.php" );
1485         }
1486
1487         $codes = array();
1488
1489         $d = opendir( "../languages" );
1490         /* In case we are called from the root directory */
1491         if (!$d)
1492                 $d = opendir( "languages");
1493         while( false !== ($f = readdir( $d ) ) ) {
1494                 $m = array();
1495                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1496                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1497                         if( isset( $wgLanguageNames[$code] ) ) {
1498                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1499                         } else {
1500                                 $name = $code;
1501                         }
1502                         $codes[$code] = $name;
1503                 }
1504         }
1505         closedir( $d );
1506         ksort( $codes );
1507         return $codes;
1508 }
1509
1510 #Check for location of an executable
1511 # @param string $loc single location to check
1512 # @param array $names filenames to check for.
1513 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1514 function locate_executable($loc, $names, $versioninfo = false) {
1515         if (!is_array($names))
1516                 $names = array($names);
1517
1518         foreach ($names as $name) {
1519                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1520                 if (file_exists($command)) {
1521                         if (!$versioninfo)
1522                                 return $command;
1523
1524                         $file = str_replace('$1', $command, $versioninfo[0]);
1525                         if (strstr(`$file`, $versioninfo[1]) !== false)
1526                                 return $command;
1527                 }
1528         }
1529         return false;
1530 }
1531
1532 # Test a memcached server
1533 function testMemcachedServer( $server ) {
1534         $hostport = explode(":", $server);
1535         $errstr = false;
1536         $fp = false;
1537         if ( !function_exists( 'fsockopen' ) ) {
1538                 $errstr = "Can't connect to memcached, fsockopen() not present";
1539         }
1540         if ( !$errstr &&  count( $hostport ) != 2 ) {
1541                 $errstr = 'Please specify host and port';
1542                 var_dump( $hostport );
1543         }
1544         if ( !$errstr ) {
1545                 list( $host, $port ) = $hostport;
1546                 $errno = 0;
1547                 $fsockerr = '';
1548
1549                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1550                 if ( $fp === false ) {
1551                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1552                 }
1553         }
1554         if ( !$errstr ) {
1555                 $command = "version\r\n";
1556                 $bytes = fwrite( $fp, $command );
1557                 if ( $bytes != strlen( $command ) ) {
1558                         $errstr = "Cannot write to memcached socket on $host:$port";
1559                 }
1560         }
1561         if ( !$errstr ) {
1562                 $expected = "VERSION ";
1563                 $response = fread( $fp, strlen( $expected ) );
1564                 if ( $response != $expected ) {
1565                         $errstr = "Didn't get correct memcached response from $host:$port";
1566                 }
1567         }
1568         if ( $fp ) {
1569                 fclose( $fp );
1570         }
1571         if ( !$errstr ) {
1572                 echo "<li>Connected to memcached on $host:$port successfully";
1573         }
1574         return $errstr;
1575 }
1576
1577 function database_picker($conf) {
1578         global $ourdb;
1579         print "\n";
1580         foreach(array_keys($ourdb) as $db) {
1581                 if ($ourdb[$db]['havedriver']) {
1582                         print "<li>";
1583                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
1584                         print "</li>\n";
1585                 }
1586         }
1587         print "\n";
1588 }
1589
1590 function database_switcher($db) {
1591         global $ourdb;
1592         $color = $ourdb[$db]['bgcolor'];
1593         $full = $ourdb[$db]['fullname'];
1594         print "<div id='$db' style='display:none; background: $color'>\n";
1595         print "<h3>$full specific options:</h3>\n";
1596 }
1597
1598 ?>
1599
1600         <div class="license">
1601         <hr>
1602         <p>This program is free software; you can redistribute it and/or modify
1603          it under the terms of the GNU General Public License as published by
1604          the Free Software Foundation; either version 2 of the License, or
1605          (at your option) any later version.</p>
1606
1607          <p>This program is distributed in the hope that it will be useful,
1608          but WITHOUT ANY WARRANTY; without even the implied warranty of
1609          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1610          GNU General Public License for more details.</p>
1611
1612          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1613          along with this program; if not, write to the Free Software
1614          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1615          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1616         </div>
1617
1618 </div></div></div>
1619
1620
1621 <div id="column-one">
1622         <div class="portlet" id="p-logo">
1623           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1624             href="http://www.mediawiki.org/"
1625             title="Main Page"></a>
1626         </div>
1627         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1628         <div class='portlet'><div class='pBody'>
1629                 <ul>
1630                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1631                         <li><a href="../README">Readme</a></li>
1632                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1633                         <li><a href="../docs/">Documentation</a></li>
1634                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1635                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1636                 </ul>
1637                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright &copy; 2001-2006 by Magnus Manske, Brion Vibber, Lee Daniel Crocker, Tim Starling, Erik M&ouml;ller, Gabriel Wicke and others.</p>
1638         </div></div>
1639 </div>
1640
1641 </div>
1642
1643 </body>
1644 </html>