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                         if ( $conf->DBtype == 'mysql') {
 745                                 print "<pre>\n";
 746                                 chdir( ".." );
 747                                 flush();
 748                                 do_all_updates();
 749                                 chdir( "config" );
 750                                 print "</pre>\n";
 751                         }
 752                         print "<li>Finished update checks.</li>\n";
 753                 } else {
 754                         # FIXME: Check for errors
 755                         print "<li>Creating tables...";
 756                         if ($conf->DBtype == 'mysql') {
 757                                 if( $wgDBmysql5 ) {
 758                                         print " using MySQL 5 table defs...";
 759                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 760                                 } else {
 761                                         print " using MySQL 4 table defs...";
 762                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 763                                 }
 764                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 765                         } else if ($conf->DBtype == 'postgres') {
 766                                 dbsource( "../maintenance/postgres/tables.sql", $wgDatabase );
 767                                 $wgDatabase->update_interwiki();
 768                         } else if ($conf->DBtype == 'oracle') {
 769                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 770                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 771                         }
 772                         else {
 773                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
 774                                 continue;
 775                         }
 776
 777                         print " done.</li>\n";
 778
 779                         print "<li>Initializing data...";
 780                         $wgDatabase->insert( 'site_stats',
 781                                 array( 'ss_row_id'        => 1,
 782                                        'ss_total_views'   => 0,
 783                                        'ss_total_edits'   => 0,
 784                                        'ss_good_articles' => 0 ) );
 785
 786                         # Set up the "regular user" account *if we can, and if we need to*
 787                         if( $conf->Root ) {
 788                                 # See if we need to
 789                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 790                                 if( $wgDatabase2->isOpen() ) {
 791                                         # Nope, just close the test connection and continue
 792                                         $wgDatabase2->close();
 793                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>" );
 794                                 } else {
 795                                         # Yes, so run the grants
 796                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 797                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 798                                         echo( "success.</li>" );
 799                                 }
 800                         }
 801
 802                         if( $conf->SysopName ) {
 803                                 $u = User::newFromName( $conf->getSysopName() );
 804                                 if ( 0 == $u->idForName() ) {
 805                                         $u->addToDatabase();
 806                                         $u->setPassword( $conf->getSysopPass() );
 807                                         $u->saveSettings();
 808
 809                                         $u->addGroup( "sysop" );
 810                                         $u->addGroup( "bureaucrat" );
 811
 812                                         print "<li>Created sysop account <tt>" .
 813                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 814                                 } else {
 815                                         print "<li>Could not create user - already exists!</li>\n";
 816                                 }
 817                         } else {
 818                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 819                         }
 820
 821                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 822                         $article = new Article( $titleobj );
 823                         $newid = $article->insertOn( $wgDatabase );
 824                         $revision = new Revision( array(
 825                                 'page'      => $newid,
 826                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 827                                 'comment'   => '',
 828                                 'user'      => 0,
 829                                 'user_text' => 'MediaWiki default',
 830                                 ) );
 831                         $revid = $revision->insertOn( $wgDatabase );
 832                         $article->updateRevisionOn( $wgDatabase, $revision );
 833
 834                         print "<li><pre>";
 835                         initialiseMessages();
 836                         print "</pre></li>\n";
 837                 }
 838
 839                 /* Write out the config file now that all is well */
 840                 print "<p>Creating LocalSettings.php...</p>\n\n";
 841                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 842                 // Fix up a common line-ending problem (due to CVS on Windows)
 843                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 844
 845                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 846                         $xt = "xt"; # Refuse to overwrite an existing file
 847                 } else {
 848                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 849                 }
 850                 $f = fopen( "LocalSettings.php", $xt );
 851
 852                 if( $f == false ) {
 853                         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" .
 854                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 855                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 856                 }
 857                 if(fwrite( $f, $localSettings ) ) {
 858                         fclose( $f );
 859                         writeSuccessMessage();
 860                 } else {
 861                         fclose( $f );
 862                         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");
 863
 864                 }
 865
 866         } while( false );
 867 }
 868 ?>
 869 </ul>
 870
 871
 872 <?php
 873
 874 if( count( $errs ) ) {
 875         /* Display options form */
 876
 877         if( $conf->posted ) {
 878                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 879         }
 880 ?>
 881
 882 <form action="index.php" name="config" method="post">
 883
 884
 885 <h2>Site config</h2>
 886
 887 <div class="config-section">
 888         <div class="config-input">
 889                 <?php
 890                 aField( $conf, "Sitename", "Wiki name:" );
 891                 ?>
 892         </div>
 893         <p class="config-desc">
 894                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 895                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 896         </p>
 897
 898         <div class="config-input">
 899                 <?php
 900                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 901                 ?>
 902         </div>
 903         <p class="config-desc">
 904                 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.
 905         </p>
 906
 907         <div class="config-input">
 908                 <label class='column' for="LanguageCode">Language:</label>
 909                 <select id="LanguageCode" name="LanguageCode">
 910
 911                 <?php
 912                         $list = getLanguageList();
 913                         foreach( $list as $code => $name ) {
 914                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 915                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 916                         }
 917                 ?>
 918                 </select>
 919         </div>
 920         <p class="config-desc">
 921                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 922         </p>
 923
 924         <div class="config-input">
 925                 <label class='column'>Copyright/license:</label>
 926
 927                 <ul class="plain">
 928                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 929                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 930                 <li><?php
 931                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 932                         $partner = "MediaWiki";
 933                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 934                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 935                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 936                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 937                         ?>
 938                 <?php if( $conf->License == "cc" ) { ?>
 939                         <ul>
 940                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 941                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 942                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 943                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 944                         </ul>
 945                 <?php } ?>
 946                         </li>
 947                 </ul>
 948         </div>
 949         <p class="config-desc">
 950                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 951         </p>
 952
 953
 954         <div class="config-input">
 955                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 956         </div>
 957         <div class="config-input">
 958                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 959         </div>
 960         <div class="config-input">
 961                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 962         </div>
 963         <p class="config-desc">
 964                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 965                 A new account will be added only when creating a new wiki database.
 966         </p>
 967
 968         <div class="config-input">
 969                 <label class='column'>Shared memory caching:</label>
 970
 971                 <ul class="plain">
 972                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 973                 <?php
 974                         if ( $conf->turck ) {
 975                                 echo "<li>";
 976                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 977                                 echo "</li>";
 978                         }
 979                         if ( $conf->apc ) {
 980                                 echo "<li>";
 981                                 aField( $conf, "Shm", "APC", "radio", "apc" );
 982                                 echo "</li>";
 983                         }
 984                         if ( $conf->eaccel ) {
 985                                 echo "<li>";
 986                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 987                                 echo "</li>";
 988                         }
 989                 ?>
 990                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 991                 </ul>
 992                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 993         </div>
 994         <p class="config-desc">
 995                 Using a shared memory system such as Turck MMCache, APC, eAccelerator, or Memcached
 996                 will speed up MediaWiki significantly. Memcached is the best solution but needs to be
 997                 installed. Specify the server addresses and ports in a comma-separted list. Only
 998                 use Turck shared memory if the wiki will be running on a single Apache server.
 999         </p>
1000 </div>
1001
1002 <h2>E-mail, e-mail notification and authentication setup</h2>
1003
1004 <div class="config-section">
1005         <div class="config-input">
1006                 <label class='column'>E-mail features (global):</label>
1007                 <ul class="plain">
1008                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1009                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1010                 </ul>
1011         </div>
1012         <p class="config-desc">
1013                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail and e-mail notifications)
1014                 if sending mail doesn't work on your server.
1015         </p>
1016
1017         <div class="config-input">
1018                 <label class='column'>User-to-user e-mail:</label>
1019                 <ul class="plain">
1020                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1021                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1022                 </ul>
1023         </div>
1024         <p class="config-desc">
1025                 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.
1026         </p>
1027         <div class="config-input">
1028                 <label class='column'>E-mail notification about changes:</label>
1029                 <ul class="plain">
1030                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1031                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1032                 <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>
1033                 </ul>
1034         </div>
1035         <div class="config-desc">
1036                 <p>
1037                 For this feature to work, an e-mail address must be present for the user account, and the notification
1038                 options in the user's preferences must be enabled. Also note the
1039                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1040
1041                 <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>
1042         </div>
1043
1044         <div class="config-input">
1045                 <label class='column'>E-mail address authentication:</label>
1046                 <ul class="plain">
1047                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1048                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1049                 </ul>
1050         </div>
1051         <div class="config-desc">
1052                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1053                 change notification mails. Setting this option is <B>recommended</B> for public wikis because of potential abuse of the e-mail features above.</p>
1054         </div>
1055
1056 </div>
1057
1058 <h2>Database config</h2>
1059
1060 <div class="config-section">
1061 <div class="config-input">
1062                 <label class='column'>Database type:</label>
1063                 <ul class='plain'><?php database_picker($conf) ?></ul>
1064         </div>
1065
1066         <div class="config-input" style="clear:left"><?php
1067                 aField( $conf, "DBserver", "Database host:" );
1068         ?></div>
1069         <p class="config-desc">
1070                 If your database server isn't on your web server, enter the name or IP address here.
1071         </p>
1072
1073         <div class="config-input"><?php
1074                 aField( $conf, "DBname", "Database name:" );
1075         ?></div>
1076         <div class="config-input"><?php
1077                 aField( $conf, "DBuser", "DB username:" );
1078         ?></div>
1079         <div class="config-input"><?php
1080                 aField( $conf, "DBpassword", "DB password:", "password" );
1081         ?></div>
1082         <div class="config-input"><?php
1083                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1084         ?></div>
1085         <p class="config-desc">
1086                 If you only have a single user account and database available,
1087                 enter those here. If you have database root access (see below)
1088                 you can specify new accounts/databases to be created.
1089         </p>
1090         <p>
1091                 This account will not be created if it pre-exists. If this is the case, ensure that it
1092                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
1093         </p>
1094
1095         <?php database_switcher('mysql'); ?>
1096         <div class="config-input"><?php
1097                 aField( $conf, "DBprefix", "Database table prefix:" );
1098         ?></div>
1099         <div class="config-desc">
1100                 <p>If you need to share one database between multiple wikis, or
1101                 MediaWiki and another web application, you may choose to
1102                 add a prefix to all the table names to avoid conflicts.</p>
1103
1104                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1105         </div>
1106
1107         <div class="config-input"><label class="column">Database charset</label>
1108                 <div>Select one:</div>
1109                 <ul class="plain">
1110                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
1111                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
1112                 </ul>
1113         </div>
1114         <p class="config-desc">
1115                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1116                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1117                 cause things to break. <b>If upgrading an older installation, leave
1118                 in backwards-compatible mode.</b>
1119         </p>
1120         </div>
1121
1122         <?php database_switcher('postgres'); ?>
1123         <div class="config-input"><?php
1124                 aField( $conf, "DBport", "Database port:" );
1125         ?></div>
1126         <div class="config-input"><?php
1127                 aField( $conf, "DBschema", "Database schema:" );
1128         ?></div>
1129         <div class="config-desc">
1130                 <p>The username specified above will have it's search path set to the above schema,
1131            so it is recommended that you create a new user.</p>
1132         </div>
1133         </div>
1134
1135         <div class="config-input">
1136                 <?php
1137                 aField( $conf, "RootUser", "Superuser account:", "superuser" );
1138                 ?>
1139         </div>
1140         <div class="config-input">
1141                 <?php
1142                 aField( $conf, "RootPW", "Superuser password:", "password" );
1143                 ?>
1144         </div>
1145
1146         <p class="config-desc">
1147                 If the database user specified above does not exist, or does not have access to create
1148                 the database (if needed) or tables within it, please provide details of a superuser account,
1149                 such as <strong>root</strong>, which does. Leave the password set to <strong>-</strong> if this is not needed.
1150         </p>
1151
1152         <div class="config-input" style="padding:2em 0 3em">
1153                 <label class='column'>&nbsp;</label>
1154                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1155         </div>
1156
1157 </div>
1158
1159 <script type="text/javascript">
1160 window.onload = togglearea('<?php echo $conf->DBtype; ?>');
1161 </script>
1162
1163 </form>
1164
1165 <?php
1166 }
1167
1168 /* -------------------------------------------------------------------------------------- */
1169 function writeSuccessMessage() {
1170         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1171                 echo <<<EOT
1172 <p>Installation successful!</p>
1173 <p>To complete the installation, please do the following:
1174 <ol>
1175         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1176         <li>Upload it to the parent directory</li>
1177         <li>Delete config/LocalSettings.php</li>
1178         <li>Start using <a href='../index.php'>your wiki</a>!
1179 </ol>
1180 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1181 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1182 which means that anyone on the same server can read your database password! Downloading
1183 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1184 EOT;
1185         } else {
1186                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1187                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1188         }
1189 }
1190
1191
1192 function escapePhpString( $string ) {
1193         return strtr( $string,
1194                 array(
1195                         "\n" => "\\n",
1196                         "\r" => "\\r",
1197                         "\t" => "\\t",
1198                         "\\" => "\\\\",
1199                         "\$" => "\\\$",
1200                         "\"" => "\\\""
1201                 ));
1202 }
1203
1204 function writeLocalSettings( $conf ) {
1205         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1206         $conf->PasswordSender = $conf->EmergencyContact;
1207         $zlib = ($conf->zlib ? "" : "# ");
1208         $magic = ($conf->ImageMagick ? "" : "# ");
1209         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1210         $pretty = ($conf->prettyURLs ? "" : "# ");
1211         $ugly = ($conf->prettyURLs ? "# " : "");
1212         $rights = ($conf->RightsUrl) ? "" : "# ";
1213         $hashedUploads = $conf->safeMode ? '' : '# ';
1214
1215         switch ( $conf->Shm ) {
1216                 case 'memcached':
1217                         $cacheType = 'CACHE_MEMCACHED';
1218                         $mcservers = var_export( $conf->MCServerArray, true );
1219                         break;
1220                 case 'turck':
1221                 case 'apc':
1222                 case 'eaccel':
1223                         $cacheType = 'CACHE_ACCEL';
1224                         $mcservers = 'array()';
1225                         break;
1226                 default:
1227                         $cacheType = 'CACHE_NONE';
1228                         $mcservers = 'array()';
1229         }
1230
1231         if ( $conf->Email == 'email_enabled' ) {
1232                 $enableemail = 'true';
1233                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1234                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1235                 switch ( $conf->Enotif ) {
1236                         case 'enotif_usertalk':
1237                                 $enotifusertalk = 'true';
1238                                 $enotifwatchlist = 'false';
1239                                 break;
1240                         case 'enotif_allpages':
1241                                 $enotifusertalk = 'true';
1242                                 $enotifwatchlist = 'true';
1243                                 break;
1244                         default:
1245                                 $enotifusertalk = 'false';
1246                                 $enotifwatchlist = 'false';
1247                 }
1248         } else {
1249                 $enableuseremail = 'false';
1250                 $enableemail = 'false';
1251                 $eauthent = 'false';
1252                 $enotifusertalk = 'false';
1253                 $enotifwatchlist = 'false';
1254         }
1255
1256         $file = @fopen( "/dev/urandom", "r" );
1257         if ( $file ) {
1258                 $secretKey = bin2hex( fread( $file, 32 ) );
1259                 fclose( $file );
1260         } else {
1261                 $secretKey = "";
1262                 for ( $i=0; $i<8; $i++ ) {
1263                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1264                 }
1265                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1266         }
1267
1268         # Add slashes to strings for double quoting
1269         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1270         if( $conf->License == 'gfdl' ) {
1271                 # Needs literal string interpolation for the current style path
1272                 $slconf['RightsIcon'] = $conf->RightsIcon;
1273         }
1274
1275         $localsettings = "
1276 # This file was automatically generated by the MediaWiki installer.
1277 # If you make manual changes, please keep track in case you need to
1278 # recreate them later.
1279 #
1280 # See includes/DefaultSettings.php for all configurable settings
1281 # and their default values, but don't forget to make changes in _this_
1282 # file, not there.
1283
1284 # If you customize your file layout, set \$IP to the directory that contains
1285 # the other MediaWiki files. It will be used as a base to locate files.
1286 if( defined( 'MW_INSTALL_PATH' ) ) {
1287         \$IP = MW_INSTALL_PATH;
1288 } else {
1289         \$IP = dirname( __FILE__ );
1290 }
1291
1292 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1293 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1294
1295 require_once( \"includes/DefaultSettings.php\" );
1296
1297 # If PHP's memory limit is very low, some operations may fail.
1298 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1299
1300 if ( \$wgCommandLineMode ) {
1301         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1302                 die( \"This script must be run from the command line\\n\" );
1303         }
1304 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1305         ## Compress output if the browser supports it
1306         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1307 }
1308
1309 \$wgSitename         = \"{$slconf['Sitename']}\";
1310
1311 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1312 \$wgScript           = \"\$wgScriptPath/index.php\";
1313 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1314
1315 ## For more information on customizing the URLs please see:
1316 ## http://meta.wikimedia.org/wiki/Eliminating_index.php_from_the_url
1317 ## If using PHP as a CGI module, the ?title= style usually must be used.
1318 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1319 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1320
1321 \$wgStylePath        = \"\$wgScriptPath/skins\";
1322 \$wgStyleDirectory   = \"\$IP/skins\";
1323 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1324
1325 \$wgUploadPath       = \"\$wgScriptPath/images\";
1326 \$wgUploadDirectory  = \"\$IP/images\";
1327
1328 \$wgEnableEmail = $enableemail;
1329 \$wgEnableUserEmail = $enableuseremail;
1330
1331 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1332 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1333
1334 ## For a detailed description of the following switches see
1335 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1336 ## There are many more options for fine tuning available see
1337 ## /includes/DefaultSettings.php
1338 ## UPO means: this is also a user preference option
1339 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1340 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1341 \$wgEmailAuthentication = $eauthent;
1342
1343 \$wgDBserver         = \"{$slconf['DBserver']}\";
1344 \$wgDBname           = \"{$slconf['DBname']}\";
1345 \$wgDBuser           = \"{$slconf['DBuser']}\";
1346 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1347 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1348 \$wgDBtype           = \"{$slconf['DBtype']}\";
1349 \$wgDBschema         = \"{$slconf['DBschema']}\";
1350 \$wgDBport           = \"{$slconf['DBport']}\";
1351
1352 # Experimental charset support for MySQL 4.1/5.0.
1353 \$wgDBmysql5 = {$conf->DBmysql5};
1354
1355 ## Shared memory settings
1356 \$wgMainCacheType = $cacheType;
1357 \$wgMemCachedServers = $mcservers;
1358
1359 ## To enable image uploads, make sure the 'images' directory
1360 ## is writable, then set this to true:
1361 \$wgEnableUploads               = false;
1362 \$wgUseImageResize              = {$conf->UseImageResize};
1363 {$magic}\$wgUseImageMagick = true;
1364 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1365
1366 ## If you want to use image uploads under safe mode,
1367 ## create the directories images/archive, images/thumb and
1368 ## images/temp, and make them all writable. Then uncomment
1369 ## this, if it's not already uncommented:
1370 {$hashedUploads}\$wgHashedUploadDirectory = false;
1371
1372 ## If you have the appropriate support software installed
1373 ## you can enable inline LaTeX equations:
1374 \$wgUseTeX               = false;
1375 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1376 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1377 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1378
1379 \$wgLocalInterwiki   = \$wgSitename;
1380
1381 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1382
1383 \$wgProxyKey = \"$secretKey\";
1384
1385 ## Default skin: you can change the default skin. Use the internal symbolic
1386 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1387 \$wgDefaultSkin = 'monobook';
1388
1389 ## For attaching licensing metadata to pages, and displaying an
1390 ## appropriate copyright notice / icon. GNU Free Documentation
1391 ## License and Creative Commons licenses are supported so far.
1392 {$rights}\$wgEnableCreativeCommonsRdf = true;
1393 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1394 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1395 \$wgRightsText = \"{$slconf['RightsText']}\";
1396 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1397 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1398
1399 \$wgDiff3 = \"{$slconf['diff3']}\";
1400
1401 # When you make changes to this configuration file, this will make
1402 # sure that cached pages are cleared.
1403 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1404 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1405 ";
1406         // Keep things in Unix line endings internally;
1407         // the system will write out as local text type.
1408         return str_replace( "\r\n", "\n", $localsettings );
1409 }
1410
1411 function dieout( $text ) {
1412         die( $text . "\n\n</body>\n</html>" );
1413 }
1414
1415 function importVar( &$var, $name, $default = "" ) {
1416         if( isset( $var[$name] ) ) {
1417                 $retval = $var[$name];
1418                 if ( get_magic_quotes_gpc() ) {
1419                         $retval = stripslashes( $retval );
1420                 }
1421         } else {
1422                 $retval = $default;
1423         }
1424         return $retval;
1425 }
1426
1427 function importPost( $name, $default = "" ) {
1428         return importVar( $_POST, $name, $default );
1429 }
1430
1431 function importRequest( $name, $default = "" ) {
1432         return importVar( $_REQUEST, $name, $default );
1433 }
1434
1435 $radioCount = 0;
1436
1437 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
1438         global $radioCount;
1439         if( $type != "" ) {
1440                 $xtype = "type=\"$type\"";
1441         } else {
1442                 $xtype = "";
1443         }
1444
1445         $id = $field;
1446         $nolabel = ($type == "radio") || ($type == "hidden");
1447
1448         if ($type == 'radio')
1449                 $id .= $radioCount++;
1450
1451         if( $nolabel ) {
1452                 echo "\t\t<label>";
1453         } else {
1454                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1455         }
1456
1457         if( $type == "radio" && $value == $conf->$field ) {
1458                 $checked = "checked='checked'";
1459         } else {
1460                 $checked = "";
1461         }
1462         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
1463         if ($onclick) {
1464                 echo " onclick='togglearea(\"$value\")' " ;
1465         }
1466         echo "value=\"";
1467         if( $type == "radio" ) {
1468                 echo htmlspecialchars( $value );
1469         } else {
1470                 echo htmlspecialchars( $conf->$field );
1471         }
1472
1473
1474         echo "\" />\n";
1475         if( $nolabel ) {
1476                 echo " $text</label>\n";
1477         }
1478
1479         global $errs;
1480         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1481 }
1482
1483 function getLanguageList() {
1484         global $wgLanguageNames;
1485         if( !isset( $wgLanguageNames ) ) {
1486                 require_once( "languages/Names.php" );
1487         }
1488
1489         $codes = array();
1490
1491         $d = opendir( "../languages" );
1492         /* In case we are called from the root directory */
1493         if (!$d)
1494                 $d = opendir( "languages");
1495         while( false !== ($f = readdir( $d ) ) ) {
1496                 $m = array();
1497                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1498                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1499                         if( isset( $wgLanguageNames[$code] ) ) {
1500                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1501                         } else {
1502                                 $name = $code;
1503                         }
1504                         $codes[$code] = $name;
1505                 }
1506         }
1507         closedir( $d );
1508         ksort( $codes );
1509         return $codes;
1510 }
1511
1512 #Check for location of an executable
1513 # @param string $loc single location to check
1514 # @param array $names filenames to check for.
1515 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1516 function locate_executable($loc, $names, $versioninfo = false) {
1517         if (!is_array($names))
1518                 $names = array($names);
1519
1520         foreach ($names as $name) {
1521                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1522                 if (file_exists($command)) {
1523                         if (!$versioninfo)
1524                                 return $command;
1525
1526                         $file = str_replace('$1', $command, $versioninfo[0]);
1527                         if (strstr(`$file`, $versioninfo[1]) !== false)
1528                                 return $command;
1529                 }
1530         }
1531         return false;
1532 }
1533
1534 # Test a memcached server
1535 function testMemcachedServer( $server ) {
1536         $hostport = explode(":", $server);
1537         $errstr = false;
1538         $fp = false;
1539         if ( !function_exists( 'fsockopen' ) ) {
1540                 $errstr = "Can't connect to memcached, fsockopen() not present";
1541         }
1542         if ( !$errstr &&  count( $hostport ) != 2 ) {
1543                 $errstr = 'Please specify host and port';
1544                 var_dump( $hostport );
1545         }
1546         if ( !$errstr ) {
1547                 list( $host, $port ) = $hostport;
1548                 $errno = 0;
1549                 $fsockerr = '';
1550
1551                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1552                 if ( $fp === false ) {
1553                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1554                 }
1555         }
1556         if ( !$errstr ) {
1557                 $command = "version\r\n";
1558                 $bytes = fwrite( $fp, $command );
1559                 if ( $bytes != strlen( $command ) ) {
1560                         $errstr = "Cannot write to memcached socket on $host:$port";
1561                 }
1562         }
1563         if ( !$errstr ) {
1564                 $expected = "VERSION ";
1565                 $response = fread( $fp, strlen( $expected ) );
1566                 if ( $response != $expected ) {
1567                         $errstr = "Didn't get correct memcached response from $host:$port";
1568                 }
1569         }
1570         if ( $fp ) {
1571                 fclose( $fp );
1572         }
1573         if ( !$errstr ) {
1574                 echo "<li>Connected to memcached on $host:$port successfully";
1575         }
1576         return $errstr;
1577 }
1578
1579 function database_picker($conf) {
1580         global $ourdb;
1581         print "\n";
1582         foreach(array_keys($ourdb) as $db) {
1583                 if ($ourdb[$db]['havedriver']) {
1584                         print "<li>";
1585                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
1586                         print "</li>\n";
1587                 }
1588         }
1589         print "\n";
1590 }
1591
1592 function database_switcher($db) {
1593         global $ourdb;
1594         $color = $ourdb[$db]['bgcolor'];
1595         $full = $ourdb[$db]['fullname'];
1596         print "<div id='$db' style='display:none; background: $color'>\n";
1597         print "<h3>$full specific options:</h3>\n";
1598 }
1599
1600 ?>
1601
1602         <div class="license">
1603         <hr>
1604         <p>This program is free software; you can redistribute it and/or modify
1605          it under the terms of the GNU General Public License as published by
1606          the Free Software Foundation; either version 2 of the License, or
1607          (at your option) any later version.</p>
1608
1609          <p>This program is distributed in the hope that it will be useful,
1610          but WITHOUT ANY WARRANTY; without even the implied warranty of
1611          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1612          GNU General Public License for more details.</p>
1613
1614          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1615          along with this program; if not, write to the Free Software
1616          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1617          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1618         </div>
1619
1620 </div></div></div>
1621
1622
1623 <div id="column-one">
1624         <div class="portlet" id="p-logo">
1625           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1626             href="http://www.mediawiki.org/"
1627             title="Main Page"></a>
1628         </div>
1629         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1630         <div class='portlet'><div class='pBody'>
1631                 <ul>
1632                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1633                         <li><a href="../README">Readme</a></li>
1634                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1635                         <li><a href="../docs/">Documentation</a></li>
1636                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1637                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1638                 </ul>
1639                 <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>
1640         </div></div>
1641 </div>
1642
1643 </div>
1644
1645 </body>
1646 </html>