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->SysopName = importPost( "SysopName", "WikiSysop" );
 483         $conf->SysopPass = importPost( "SysopPass" );
 484         $conf->SysopPass2 = importPost( "SysopPass2" );
 485
 486         ## MySQL specific:
 487         $conf->DBprefix     =  importPost( "DBprefix" );
 488         $conf->DBmysql5     = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 489         $conf->RootUser     =  importPost( "RootUser", "root" );
 490         $conf->RootPW       =  importPost( "RootPW", "-" );
 491         $conf->LanguageCode =  importPost( "LanguageCode", "en" );
 492
 493         ## Postgres specific:
 494         $conf->DBport      = importPost( "DBport",      "5432" );
 495         $conf->DBmwschema  = importPost( "DBmwschema",  "mediawiki" );
 496         $conf->DBts2schema = importPost( "DBts2schema", "public" );
 497
 498 /* Check for validity */
 499 $errs = array();
 500
 501 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 502         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 503 }
 504 if( $conf->DBuser == "" ) {
 505         $errs["DBuser"] = "Must not be blank";
 506 }
 507 if( $conf->DBpassword == "" ) {
 508         $errs["DBpassword"] = "Must not be blank";
 509 }
 510 if( $conf->DBpassword != $conf->DBpassword2 ) {
 511         $errs["DBpassword2"] = "Passwords don't match!";
 512 }
 513 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 514         $errs["DBprefix"] = "Invalid table prefix";
 515 }
 516
 517 if( $conf->SysopPass == "" ) {
 518         $errs["SysopPass"] = "Must not be blank";
 519 }
 520 if( $conf->SysopPass != $conf->SysopPass2 ) {
 521         $errs["SysopPass2"] = "Passwords don't match!";
 522 }
 523
 524 $conf->License = importRequest( "License", "none" );
 525 if( $conf->License == "gfdl" ) {
 526         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 527         $conf->RightsText = "GNU Free Documentation License 1.2";
 528         $conf->RightsCode = "gfdl";
 529         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 530 } elseif( $conf->License == "none" ) {
 531         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 532 } else {
 533         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 534         $conf->RightsText = importRequest( "RightsText", "" );
 535         $conf->RightsCode = importRequest( "RightsCode", "" );
 536         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 537 }
 538
 539 $conf->Shm = importRequest( "Shm", "none" );
 540 $conf->MCServers = importRequest( "MCServers" );
 541
 542 /* Test memcached servers */
 543
 544 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 545         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 546         foreach ( $conf->MCServerArray as $server ) {
 547                 $error = testMemcachedServer( $server );
 548                 if ( $error ) {
 549                         $errs["MCServers"] = $error;
 550                         break;
 551                 }
 552         }
 553 } else if ( $conf->Shm == 'memcached' ) {
 554         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 555 }
 556
 557 /* default values for installation */
 558 $conf->Email    =importRequest("Email", "email_enabled");
 559 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 560 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 561 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 562
 563 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 564         do { /* So we can 'continue' to end prematurely */
 565                 $conf->Root = ($conf->RootPW != "");
 566
 567                 /* Load up the settings and get installin' */
 568                 $local = writeLocalSettings( $conf );
 569                 echo "<p><b>Generating configuration file...</b></p>\n";
 570                 // for debugging: // echo "<pre>" . htmlspecialchars( $local ) . "</pre>\n";
 571
 572                 $wgCommandLineMode = false;
 573                 chdir( ".." );
 574                 eval($local);
 575                 $conf->DBtypename = '';
 576                 foreach (array_keys($ourdb) as $db) {
 577                         if ($conf->DBtype === $db)
 578                                 $conf->DBtypename = $ourdb[$db]['fullname'];
 579                 }
 580                 if (! $conf->DBtypename) {
 581                         $errs["DBtype"] = "Unknown database type '$conf->DBtype'";
 582                         continue;
 583                 }
 584                 print "<li>Database type: {$conf->DBtypename}</li>\n";
 585                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 586                 $wgDBtype = $conf->DBtype;
 587                 $wgDBadminuser = "root";
 588                 $wgDBadminpassword = $conf->RootPW;
 589
 590                 ## Mysql specific:
 591                 $wgDBprefix = $conf->DBprefix;
 592
 593                 ## Postgres specific:
 594                 $wgDBport      = $conf->DBport;
 595                 $wgDBmwschema  = $conf->DBmwschema;
 596                 $wgDBts2schema = $conf->DBts2schema;
 597
 598                 $wgCommandLineMode = true;
 599                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 600                 require_once( "includes/Setup.php" );
 601                 chdir( "config" );
 602
 603                 require_once( "maintenance/InitialiseMessages.inc" );
 604
 605                 $wgTitle = Title::newFromText( "Installation script" );
 606 error_reporting( E_ALL );
 607         print "<li>Loading class: $dbclass";
 608                 $dbc = new $dbclass;
 609
 610                 if( $conf->DBtype == 'mysql' ) {
 611                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 612                         if( $mysqlOldClient ) {
 613                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 614                                         using a MySQL 4.1 server and have problems connecting to the database,
 615                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 616                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 617                         }
 618                         $ok = true; # Let's be optimistic
 619
 620                         # Decide if we're going to use the superuser or the regular database user
 621                         if( $conf->RootPW == '-' ) {
 622                                 # Regular user
 623                                 $conf->Root = false;
 624                                 $db_user = $wgDBuser;
 625                                 $db_pass = $wgDBpassword;
 626                         } else {
 627                                 # Superuser
 628                                 $conf->Root = true;
 629                                 $db_user = $conf->RootUser;
 630                                 $db_pass = $conf->RootPW;
 631                         }
 632
 633                         # Attempt to connect
 634                         echo( "<li>Attempting to connect to database server as $db_user..." );
 635                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 636
 637                         # Check the connection and respond to errors
 638                         if( $wgDatabase->isOpen() ) {
 639                                 # Seems OK
 640                                 $ok = true;
 641                                 $wgDBadminuser = $db_user;
 642                                 $wgDBadminpassword = $db_pass;
 643                                 echo( "success.</li>\n" );
 644                                 $wgDatabase->ignoreErrors( true );
 645                                 $myver = $wgDatabase->getServerVersion();
 646                         } else {
 647                                 # There were errors, report them and back out
 648                                 $ok = false;
 649                                 $errno = mysql_errno();
 650                                 $errtx = htmlspecialchars( mysql_error() );
 651                                 switch( $errno ) {
 652                                         case 1045:
 653                                         case 2000:
 654                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 655                                                 if( $conf->Root ) {
 656                                                         # The superuser details are wrong
 657                                                         $errs["RootUser"] = "Check username";
 658                                                         $errs["RootPW"] = "and password";
 659                                                 } else {
 660                                                         # The regular user details are wrong
 661                                                         $errs["DBuser"] = "Check username";
 662                                                         $errs["DBpassword"] = "and password";
 663                                                 }
 664                                                 break;
 665                                         case 2002:
 666                                         case 2003:
 667                                         default:
 668                                                 # General connection problem
 669                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 670                                                 $errs["DBserver"] = "Connection failed";
 671                                                 break;
 672                                 } # switch
 673                         } #conn. att.
 674
 675                         if( !$ok ) { continue; }
 676
 677                 } else /* not mysql */ {
 678                         echo( "<li>Attempting to connect to database server as $wgDBuser..." );
 679                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 680                         if (!$wgDatabase->isOpen()) {
 681                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 682                         } else {
 683                                 $wgDatabase->ignoreErrors(true);
 684                                 $myver = $wgDatabase->getServerVersion();
 685                         }
 686                 }
 687
 688                 if ( !$wgDatabase->isOpen() ) {
 689                         $errs["DBserver"] = "Couldn't connect to database";
 690                         continue;
 691                 }
 692
 693                 print "<li>Connected to $myver";
 694                 if ($conf->DBtype == 'mysql') {
 695                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 696                                 die( " -- mysql 4.0.14 or later required. Aborting." );
 697                         }
 698                         $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 699                         if( $mysqlNewAuth && $mysqlOldClient ) {
 700                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 701                                         to old client libraries; if you have trouble with authentication, see
 702                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 703                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 704                         }
 705                         if( $wgDBmysql5 ) {
 706                                 if( $mysqlNewAuth ) {
 707                                         print "; enabling MySQL 4.1/5.0 charset mode";
 708                                 } else {
 709                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 710                                                 but older version detected; will likely fail.</b>";
 711                                 }
 712                         }
 713                         print "</li>\n";
 714
 715                         @$sel = $wgDatabase->selectDB( $wgDBname );
 716                         if( $sel ) {
 717                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 718                         } else {
 719                                 $err = mysql_errno();
 720                                 if ( $err != 1049 ) {
 721                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 722                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 723                                         continue;
 724                                 }
 725                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 726                                 if( !$res ) {
 727                                         print "<li>Couldn't create database <tt>" .
 728                                                 htmlspecialchars( $wgDBname ) .
 729                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 730                                         $errs["RootPW"] = "&lt;- Enter";
 731                                         continue;
 732                                 }
 733                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 734                         }
 735                         $wgDatabase->selectDB( $wgDBname );
 736                 }
 737
 738                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 739                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 740
 741                         # Create user if required (todo: other databases)
 742                         if ( $conf->Root && $conf->DBtype == 'mysql') {
 743                                 $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 744                                 if ( $conn->isOpen() ) {
 745                                         print "<li>DB user account ok</li>\n";
 746                                         $conn->close();
 747                                 } else {
 748                                         print "<li>Granting user permissions...";
 749                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 750                                                 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>";
 751                                         }
 752                                         print "</li>\n";
 753                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 754                                 }
 755                         }
 756                         if ( $conf->DBtype == 'mysql') {
 757                                 print "<pre>\n";
 758                                 chdir( ".." );
 759                                 flush();
 760                                 do_all_updates();
 761                                 chdir( "config" );
 762                                 print "</pre>\n";
 763                         }
 764                         print "<li>Finished update checks.</li>\n";
 765                 } else {
 766                         # FIXME: Check for errors
 767                         print "<li>Creating tables...";
 768                         if ($conf->DBtype == 'mysql') {
 769                                 if( $wgDBmysql5 ) {
 770                                         print " using MySQL 5 table defs...";
 771                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 772                                 } else {
 773                                         print " using MySQL 4 table defs...";
 774                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 775                                 }
 776                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 777                         } else if ($conf->DBtype == 'postgres') {
 778                                 dbsource( "../maintenance/postgres/tables.sql", $wgDatabase );
 779                                 $wgDatabase->update_interwiki();
 780                         } else if ($conf->DBtype == 'oracle') {
 781                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 782                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 783                         }
 784                         else {
 785                                 $errs["DBtype"] = "Do not know how to handle database type '$conf->DBtype'";
 786                                 continue;
 787                         }
 788
 789                         print " done.</li>\n";
 790
 791                         print "<li>Initializing data...";
 792                         $wgDatabase->insert( 'site_stats',
 793                                 array( 'ss_row_id'        => 1,
 794                                        'ss_total_views'   => 0,
 795                                        'ss_total_edits'   => 0,
 796                                        'ss_good_articles' => 0 ) );
 797
 798                         # Set up the "regular user" account *if we can, and if we need to*
 799                         if( $conf->Root ) {
 800                                 # See if we need to
 801                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 802                                 if( $wgDatabase2->isOpen() ) {
 803                                         # Nope, just close the test connection and continue
 804                                         $wgDatabase2->close();
 805                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>" );
 806                                 } else {
 807                                         # Yes, so run the grants
 808                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 809                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 810                                         echo( "success.</li>" );
 811                                 }
 812                         }
 813
 814                         if( $conf->SysopName ) {
 815                                 $u = User::newFromName( $conf->getSysopName() );
 816                                 if ( 0 == $u->idForName() ) {
 817                                         $u->addToDatabase();
 818                                         $u->setPassword( $conf->getSysopPass() );
 819                                         $u->saveSettings();
 820
 821                                         $u->addGroup( "sysop" );
 822                                         $u->addGroup( "bureaucrat" );
 823
 824                                         print "<li>Created sysop account <tt>" .
 825                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 826                                 } else {
 827                                         print "<li>Could not create user - already exists!</li>\n";
 828                                 }
 829                         } else {
 830                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 831                         }
 832
 833                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 834                         $article = new Article( $titleobj );
 835                         $newid = $article->insertOn( $wgDatabase );
 836                         $revision = new Revision( array(
 837                                 'page'      => $newid,
 838                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 839                                 'comment'   => '',
 840                                 'user'      => 0,
 841                                 'user_text' => 'MediaWiki default',
 842                                 ) );
 843                         $revid = $revision->insertOn( $wgDatabase );
 844                         $article->updateRevisionOn( $wgDatabase, $revision );
 845
 846                         print "<li><pre>";
 847                         initialiseMessages();
 848                         print "</pre></li>\n";
 849                 }
 850
 851                 /* Write out the config file now that all is well */
 852                 print "<p>Creating LocalSettings.php...</p>\n\n";
 853                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 854                 // Fix up a common line-ending problem (due to CVS on Windows)
 855                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 856
 857                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 858                         $xt = "xt"; # Refuse to overwrite an existing file
 859                 } else {
 860                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 861                 }
 862                 $f = fopen( "LocalSettings.php", $xt );
 863
 864                 if( $f == false ) {
 865                         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" .
 866                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 867                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 868                 }
 869                 if(fwrite( $f, $localSettings ) ) {
 870                         fclose( $f );
 871                         writeSuccessMessage();
 872                 } else {
 873                         fclose( $f );
 874                         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");
 875
 876                 }
 877
 878         } while( false );
 879 }
 880 ?>
 881 </ul>
 882
 883
 884 <?php
 885
 886 if( count( $errs ) ) {
 887         /* Display options form */
 888
 889         if( $conf->posted ) {
 890                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 891         }
 892 ?>
 893
 894 <form action="index.php" name="config" method="post">
 895
 896
 897 <h2>Site config</h2>
 898
 899 <div class="config-section">
 900         <div class="config-input">
 901                 <?php
 902                 aField( $conf, "Sitename", "Wiki name:" );
 903                 ?>
 904         </div>
 905         <p class="config-desc">
 906                 Preferably a short word without punctuation, i.e. "Wikipedia".<br />
 907                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 908         </p>
 909
 910         <div class="config-input">
 911                 <?php
 912                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 913                 ?>
 914         </div>
 915         <p class="config-desc">
 916                 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.
 917         </p>
 918
 919         <div class="config-input">
 920                 <label class='column' for="LanguageCode">Language:</label>
 921                 <select id="LanguageCode" name="LanguageCode">
 922
 923                 <?php
 924                         $list = getLanguageList();
 925                         foreach( $list as $code => $name ) {
 926                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 927                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 928                         }
 929                 ?>
 930                 </select>
 931         </div>
 932         <p class="config-desc">
 933                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 934         </p>
 935
 936         <div class="config-input">
 937                 <label class='column'>Copyright/license:</label>
 938
 939                 <ul class="plain">
 940                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 941                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 942                 <li><?php
 943                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 944                         $partner = "MediaWiki";
 945                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 946                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 947                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 948                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 949                         ?>
 950                 <?php if( $conf->License == "cc" ) { ?>
 951                         <ul>
 952                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 953                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 954                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 955                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 956                         </ul>
 957                 <?php } ?>
 958                         </li>
 959                 </ul>
 960         </div>
 961         <p class="config-desc">
 962                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 963         </p>
 964
 965
 966         <div class="config-input">
 967                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 968         </div>
 969         <div class="config-input">
 970                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 971         </div>
 972         <div class="config-input">
 973                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 974         </div>
 975         <p class="config-desc">
 976                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br />
 977                 A new account will be added only when creating a new wiki database.
 978         </p>
 979
 980         <div class="config-input">
 981                 <label class='column'>Shared memory caching:</label>
 982
 983                 <ul class="plain">
 984                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 985                 <?php
 986                         if ( $conf->turck ) {
 987                                 echo "<li>";
 988                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 989                                 echo "</li>";
 990                         }
 991                         if ( $conf->apc ) {
 992                                 echo "<li>";
 993                                 aField( $conf, "Shm", "APC", "radio", "apc" );
 994                                 echo "</li>";
 995                         }
 996                         if ( $conf->eaccel ) {
 997                                 echo "<li>";
 998                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 999                                 echo "</li>";
1000                         }
1001                 ?>
1002                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
1003                 </ul>
1004                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
1005         </div>
1006         <p class="config-desc">
1007                 Using a shared memory system such as Turck MMCache, APC, eAccelerator, or Memcached
1008                 will speed up MediaWiki significantly. Memcached is the best solution but needs to be
1009                 installed. Specify the server addresses and ports in a comma-separted list. Only
1010                 use Turck shared memory if the wiki will be running on a single Apache server.
1011         </p>
1012 </div>
1013
1014 <h2>E-mail, e-mail notification and authentication setup</h2>
1015
1016 <div class="config-section">
1017         <div class="config-input">
1018                 <label class='column'>E-mail features (global):</label>
1019                 <ul class="plain">
1020                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
1021                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
1022                 </ul>
1023         </div>
1024         <p class="config-desc">
1025                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail and e-mail notifications)
1026                 if sending mail doesn't work on your server.
1027         </p>
1028
1029         <div class="config-input">
1030                 <label class='column'>User-to-user e-mail:</label>
1031                 <ul class="plain">
1032                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
1033                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
1034                 </ul>
1035         </div>
1036         <p class="config-desc">
1037                 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.
1038         </p>
1039         <div class="config-input">
1040                 <label class='column'>E-mail notification about changes:</label>
1041                 <ul class="plain">
1042                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
1043                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
1044                 <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>
1045                 </ul>
1046         </div>
1047         <div class="config-desc">
1048                 <p>
1049                 For this feature to work, an e-mail address must be present for the user account, and the notification
1050                 options in the user's preferences must be enabled. Also note the
1051                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
1052
1053                 <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>
1054         </div>
1055
1056         <div class="config-input">
1057                 <label class='column'>E-mail address authentication:</label>
1058                 <ul class="plain">
1059                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
1060                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
1061                 </ul>
1062         </div>
1063         <div class="config-desc">
1064                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
1065                 change notification mails. Setting this option is <B>recommended</B> for public wikis because of potential abuse of the e-mail features above.</p>
1066         </div>
1067
1068 </div>
1069
1070 <h2>Database config</h2>
1071
1072 <div class="config-section">
1073 <div class="config-input">
1074                 <label class='column'>Database type:</label>
1075                 <ul class='plain'><?php database_picker($conf) ?></ul>
1076         </div>
1077
1078         <div class="config-input" style="clear:left"><?php
1079                 aField( $conf, "DBserver", "Database host:" );
1080         ?></div>
1081         <p class="config-desc">
1082                 If your database server isn't on your web server, enter the name or IP address here.
1083         </p>
1084
1085         <div class="config-input"><?php
1086                 aField( $conf, "DBname", "Database name:" );
1087         ?></div>
1088         <div class="config-input"><?php
1089                 aField( $conf, "DBuser", "DB username:" );
1090         ?></div>
1091         <div class="config-input"><?php
1092                 aField( $conf, "DBpassword", "DB password:", "password" );
1093         ?></div>
1094         <div class="config-input"><?php
1095                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1096         ?></div>
1097         <p class="config-desc">
1098                 If you only have a single user account and database available,
1099                 enter those here. If you have database root access (see below)
1100                 you can specify new accounts/databases to be created.
1101         </p>
1102         <p>
1103                 This account will not be created if it pre-exists. If this is the case, ensure that it
1104                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
1105         </p>
1106
1107         <?php database_switcher('mysql'); ?>
1108         <div class="config-input"><?php
1109                 aField( $conf, "DBprefix", "Database table prefix:" );
1110         ?></div>
1111         <div class="config-desc">
1112                 <p>If you need to share one database between multiple wikis, or
1113                 MediaWiki and another web application, you may choose to
1114                 add a prefix to all the table names to avoid conflicts.</p>
1115
1116                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1117         </div>
1118
1119         <div class="config-input"><label class="column">Database charset</label>
1120                 <div>Select one:</div>
1121                 <ul class="plain">
1122                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
1123                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
1124                 </ul>
1125         </div>
1126         <p class="config-desc">
1127                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1128                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1129                 cause things to break. <b>If upgrading an older installation, leave
1130                 in backwards-compatible mode.</b>
1131         </p>
1132         </div>
1133
1134         <?php database_switcher('postgres'); ?>
1135         <div class="config-input"><?php
1136                 aField( $conf, "DBport", "Database port:" );
1137         ?></div>
1138         <div class="config-input"><?php
1139                 aField( $conf, "DBmwschema", "Schema for mediawiki:" );
1140         ?></div>
1141         <div class="config-input"><?php
1142                 aField( $conf, "DBts2schema", "Schema for tsearch2:" );
1143         ?></div>
1144         <div class="config-desc">
1145                 <p>The username specified above will have it's search path set to the above schemas,
1146            so it is recommended that you create a new user.</p>
1147         </div>
1148         </div>
1149
1150         <div class="config-input">
1151                 <?php
1152                 aField( $conf, "RootUser", "Superuser account:", "superuser" );
1153                 ?>
1154         </div>
1155         <div class="config-input">
1156                 <?php
1157                 aField( $conf, "RootPW", "Superuser password:", "password" );
1158                 ?>
1159         </div>
1160
1161         <p class="config-desc">
1162                 If the database user specified above does not exist, or does not have access to create
1163                 the database (if needed) or tables within it, please provide details of a superuser account,
1164                 such as <strong>root</strong>, which does. Leave the password set to <strong>-</strong> if this is not needed.
1165         </p>
1166
1167         <div class="config-input" style="padding:2em 0 3em">
1168                 <label class='column'>&nbsp;</label>
1169                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1170         </div>
1171
1172 </div>
1173
1174 <script type="text/javascript">
1175 window.onload = togglearea('<?php echo $conf->DBtype; ?>');
1176 </script>
1177
1178 </form>
1179
1180 <?php
1181 }
1182
1183 /* -------------------------------------------------------------------------------------- */
1184 function writeSuccessMessage() {
1185         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1186                 echo <<<EOT
1187 <p>Installation successful!</p>
1188 <p>To complete the installation, please do the following:
1189 <ol>
1190         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1191         <li>Upload it to the parent directory</li>
1192         <li>Delete config/LocalSettings.php</li>
1193         <li>Start using <a href='../index.php'>your wiki</a>!
1194 </ol>
1195 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1196 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1197 which means that anyone on the same server can read your database password! Downloading
1198 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1199 EOT;
1200         } else {
1201                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1202                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1203         }
1204 }
1205
1206
1207 function escapePhpString( $string ) {
1208         return strtr( $string,
1209                 array(
1210                         "\n" => "\\n",
1211                         "\r" => "\\r",
1212                         "\t" => "\\t",
1213                         "\\" => "\\\\",
1214                         "\$" => "\\\$",
1215                         "\"" => "\\\""
1216                 ));
1217 }
1218
1219 function writeLocalSettings( $conf ) {
1220         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1221         $conf->PasswordSender = $conf->EmergencyContact;
1222         $zlib = ($conf->zlib ? "" : "# ");
1223         $magic = ($conf->ImageMagick ? "" : "# ");
1224         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1225         $pretty = ($conf->prettyURLs ? "" : "# ");
1226         $ugly = ($conf->prettyURLs ? "# " : "");
1227         $rights = ($conf->RightsUrl) ? "" : "# ";
1228         $hashedUploads = $conf->safeMode ? '' : '# ';
1229
1230         switch ( $conf->Shm ) {
1231                 case 'memcached':
1232                         $cacheType = 'CACHE_MEMCACHED';
1233                         $mcservers = var_export( $conf->MCServerArray, true );
1234                         break;
1235                 case 'turck':
1236                 case 'apc':
1237                 case 'eaccel':
1238                         $cacheType = 'CACHE_ACCEL';
1239                         $mcservers = 'array()';
1240                         break;
1241                 default:
1242                         $cacheType = 'CACHE_NONE';
1243                         $mcservers = 'array()';
1244         }
1245
1246         if ( $conf->Email == 'email_enabled' ) {
1247                 $enableemail = 'true';
1248                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1249                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1250                 switch ( $conf->Enotif ) {
1251                         case 'enotif_usertalk':
1252                                 $enotifusertalk = 'true';
1253                                 $enotifwatchlist = 'false';
1254                                 break;
1255                         case 'enotif_allpages':
1256                                 $enotifusertalk = 'true';
1257                                 $enotifwatchlist = 'true';
1258                                 break;
1259                         default:
1260                                 $enotifusertalk = 'false';
1261                                 $enotifwatchlist = 'false';
1262                 }
1263         } else {
1264                 $enableuseremail = 'false';
1265                 $enableemail = 'false';
1266                 $eauthent = 'false';
1267                 $enotifusertalk = 'false';
1268                 $enotifwatchlist = 'false';
1269         }
1270
1271         $file = @fopen( "/dev/urandom", "r" );
1272         if ( $file ) {
1273                 $secretKey = bin2hex( fread( $file, 32 ) );
1274                 fclose( $file );
1275         } else {
1276                 $secretKey = "";
1277                 for ( $i=0; $i<8; $i++ ) {
1278                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1279                 }
1280                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1281         }
1282
1283         # Add slashes to strings for double quoting
1284         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1285         if( $conf->License == 'gfdl' ) {
1286                 # Needs literal string interpolation for the current style path
1287                 $slconf['RightsIcon'] = $conf->RightsIcon;
1288         }
1289
1290         $localsettings = "
1291 # This file was automatically generated by the MediaWiki installer.
1292 # If you make manual changes, please keep track in case you need to
1293 # recreate them later.
1294 #
1295 # See includes/DefaultSettings.php for all configurable settings
1296 # and their default values, but don't forget to make changes in _this_
1297 # file, not there.
1298
1299 # If you customize your file layout, set \$IP to the directory that contains
1300 # the other MediaWiki files. It will be used as a base to locate files.
1301 if( defined( 'MW_INSTALL_PATH' ) ) {
1302         \$IP = MW_INSTALL_PATH;
1303 } else {
1304         \$IP = dirname( __FILE__ );
1305 }
1306
1307 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1308 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1309
1310 require_once( \"includes/DefaultSettings.php\" );
1311
1312 # If PHP's memory limit is very low, some operations may fail.
1313 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1314
1315 if ( \$wgCommandLineMode ) {
1316         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1317                 die( \"This script must be run from the command line\\n\" );
1318         }
1319 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1320         ## Compress output if the browser supports it
1321         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1322 }
1323
1324 \$wgSitename         = \"{$slconf['Sitename']}\";
1325
1326 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1327 \$wgScript           = \"\$wgScriptPath/index.php\";
1328 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1329
1330 ## For more information on customizing the URLs please see:
1331 ## http://meta.wikimedia.org/wiki/Eliminating_index.php_from_the_url
1332 ## If using PHP as a CGI module, the ?title= style usually must be used.
1333 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1334 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1335
1336 \$wgStylePath        = \"\$wgScriptPath/skins\";
1337 \$wgStyleDirectory   = \"\$IP/skins\";
1338 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1339
1340 \$wgUploadPath       = \"\$wgScriptPath/images\";
1341 \$wgUploadDirectory  = \"\$IP/images\";
1342
1343 \$wgEnableEmail = $enableemail;
1344 \$wgEnableUserEmail = $enableuseremail;
1345
1346 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1347 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1348
1349 ## For a detailed description of the following switches see
1350 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1351 ## There are many more options for fine tuning available see
1352 ## /includes/DefaultSettings.php
1353 ## UPO means: this is also a user preference option
1354 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1355 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1356 \$wgEmailAuthentication = $eauthent;
1357
1358 \$wgDBserver         = \"{$slconf['DBserver']}\";
1359 \$wgDBname           = \"{$slconf['DBname']}\";
1360 \$wgDBuser           = \"{$slconf['DBuser']}\";
1361 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1362 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1363 \$wgDBtype           = \"{$slconf['DBtype']}\";
1364 \$wgDBport           = \"{$slconf['DBport']}\";
1365
1366 # Experimental charset support for MySQL 4.1/5.0.
1367 \$wgDBmysql5 = {$conf->DBmysql5};
1368
1369 ## Shared memory settings
1370 \$wgMainCacheType = $cacheType;
1371 \$wgMemCachedServers = $mcservers;
1372
1373 ## To enable image uploads, make sure the 'images' directory
1374 ## is writable, then set this to true:
1375 \$wgEnableUploads               = false;
1376 \$wgUseImageResize              = {$conf->UseImageResize};
1377 {$magic}\$wgUseImageMagick = true;
1378 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1379
1380 ## If you want to use image uploads under safe mode,
1381 ## create the directories images/archive, images/thumb and
1382 ## images/temp, and make them all writable. Then uncomment
1383 ## this, if it's not already uncommented:
1384 {$hashedUploads}\$wgHashedUploadDirectory = false;
1385
1386 ## If you have the appropriate support software installed
1387 ## you can enable inline LaTeX equations:
1388 \$wgUseTeX               = false;
1389 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1390 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1391 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1392
1393 \$wgLocalInterwiki   = \$wgSitename;
1394
1395 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1396
1397 \$wgProxyKey = \"$secretKey\";
1398
1399 ## Default skin: you can change the default skin. Use the internal symbolic
1400 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1401 \$wgDefaultSkin = 'monobook';
1402
1403 ## For attaching licensing metadata to pages, and displaying an
1404 ## appropriate copyright notice / icon. GNU Free Documentation
1405 ## License and Creative Commons licenses are supported so far.
1406 {$rights}\$wgEnableCreativeCommonsRdf = true;
1407 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1408 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1409 \$wgRightsText = \"{$slconf['RightsText']}\";
1410 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1411 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1412
1413 \$wgDiff3 = \"{$slconf['diff3']}\";
1414
1415 # When you make changes to this configuration file, this will make
1416 # sure that cached pages are cleared.
1417 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1418 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1419 ";
1420         // Keep things in Unix line endings internally;
1421         // the system will write out as local text type.
1422         return str_replace( "\r\n", "\n", $localsettings );
1423 }
1424
1425 function dieout( $text ) {
1426         die( $text . "\n\n</body>\n</html>" );
1427 }
1428
1429 function importVar( &$var, $name, $default = "" ) {
1430         if( isset( $var[$name] ) ) {
1431                 $retval = $var[$name];
1432                 if ( get_magic_quotes_gpc() ) {
1433                         $retval = stripslashes( $retval );
1434                 }
1435         } else {
1436                 $retval = $default;
1437         }
1438         return $retval;
1439 }
1440
1441 function importPost( $name, $default = "" ) {
1442         return importVar( $_POST, $name, $default );
1443 }
1444
1445 function importRequest( $name, $default = "" ) {
1446         return importVar( $_REQUEST, $name, $default );
1447 }
1448
1449 $radioCount = 0;
1450
1451 function aField( &$conf, $field, $text, $type = "text", $value = "", $onclick = '' ) {
1452         global $radioCount;
1453         if( $type != "" ) {
1454                 $xtype = "type=\"$type\"";
1455         } else {
1456                 $xtype = "";
1457         }
1458
1459         $id = $field;
1460         $nolabel = ($type == "radio") || ($type == "hidden");
1461
1462         if ($type == 'radio')
1463                 $id .= $radioCount++;
1464
1465         if( $nolabel ) {
1466                 echo "\t\t<label>";
1467         } else {
1468                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1469         }
1470
1471         if( $type == "radio" && $value == $conf->$field ) {
1472                 $checked = "checked='checked'";
1473         } else {
1474                 $checked = "";
1475         }
1476         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked ";
1477         if ($onclick) {
1478                 echo " onclick='togglearea(\"$value\")' " ;
1479         }
1480         echo "value=\"";
1481         if( $type == "radio" ) {
1482                 echo htmlspecialchars( $value );
1483         } else {
1484                 echo htmlspecialchars( $conf->$field );
1485         }
1486
1487
1488         echo "\" />\n";
1489         if( $nolabel ) {
1490                 echo " $text</label>\n";
1491         }
1492
1493         global $errs;
1494         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1495 }
1496
1497 function getLanguageList() {
1498         global $wgLanguageNames;
1499         if( !isset( $wgLanguageNames ) ) {
1500                 require_once( "languages/Names.php" );
1501         }
1502
1503         $codes = array();
1504
1505         $d = opendir( "../languages" );
1506         /* In case we are called from the root directory */
1507         if (!$d)
1508                 $d = opendir( "languages");
1509         while( false !== ($f = readdir( $d ) ) ) {
1510                 $m = array();
1511                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1512                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1513                         if( isset( $wgLanguageNames[$code] ) ) {
1514                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1515                         } else {
1516                                 $name = $code;
1517                         }
1518                         $codes[$code] = $name;
1519                 }
1520         }
1521         closedir( $d );
1522         ksort( $codes );
1523         return $codes;
1524 }
1525
1526 #Check for location of an executable
1527 # @param string $loc single location to check
1528 # @param array $names filenames to check for.
1529 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1530 function locate_executable($loc, $names, $versioninfo = false) {
1531         if (!is_array($names))
1532                 $names = array($names);
1533
1534         foreach ($names as $name) {
1535                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1536                 if (file_exists($command)) {
1537                         if (!$versioninfo)
1538                                 return $command;
1539
1540                         $file = str_replace('$1', $command, $versioninfo[0]);
1541                         if (strstr(`$file`, $versioninfo[1]) !== false)
1542                                 return $command;
1543                 }
1544         }
1545         return false;
1546 }
1547
1548 # Test a memcached server
1549 function testMemcachedServer( $server ) {
1550         $hostport = explode(":", $server);
1551         $errstr = false;
1552         $fp = false;
1553         if ( !function_exists( 'fsockopen' ) ) {
1554                 $errstr = "Can't connect to memcached, fsockopen() not present";
1555         }
1556         if ( !$errstr &&  count( $hostport ) != 2 ) {
1557                 $errstr = 'Please specify host and port';
1558                 var_dump( $hostport );
1559         }
1560         if ( !$errstr ) {
1561                 list( $host, $port ) = $hostport;
1562                 $errno = 0;
1563                 $fsockerr = '';
1564
1565                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1566                 if ( $fp === false ) {
1567                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1568                 }
1569         }
1570         if ( !$errstr ) {
1571                 $command = "version\r\n";
1572                 $bytes = fwrite( $fp, $command );
1573                 if ( $bytes != strlen( $command ) ) {
1574                         $errstr = "Cannot write to memcached socket on $host:$port";
1575                 }
1576         }
1577         if ( !$errstr ) {
1578                 $expected = "VERSION ";
1579                 $response = fread( $fp, strlen( $expected ) );
1580                 if ( $response != $expected ) {
1581                         $errstr = "Didn't get correct memcached response from $host:$port";
1582                 }
1583         }
1584         if ( $fp ) {
1585                 fclose( $fp );
1586         }
1587         if ( !$errstr ) {
1588                 echo "<li>Connected to memcached on $host:$port successfully";
1589         }
1590         return $errstr;
1591 }
1592
1593 function database_picker($conf) {
1594         global $ourdb;
1595         print "\n";
1596         foreach(array_keys($ourdb) as $db) {
1597                 if ($ourdb[$db]['havedriver']) {
1598                         print "<li>";
1599                         aField( $conf, "DBtype", $ourdb[$db]['fullname'], 'radio', $db, 'onclick');
1600                         print "</li>\n";
1601                 }
1602         }
1603         print "\n";
1604 }
1605
1606 function database_switcher($db) {
1607         global $ourdb;
1608         $color = $ourdb[$db]['bgcolor'];
1609         $full = $ourdb[$db]['fullname'];
1610         print "<div id='$db' style='display:none; background: $color'>\n";
1611         print "<h3>$full specific options:</h3>\n";
1612 }
1613
1614 ?>
1615
1616         <div class="license">
1617         <hr>
1618         <p>This program is free software; you can redistribute it and/or modify
1619          it under the terms of the GNU General Public License as published by
1620          the Free Software Foundation; either version 2 of the License, or
1621          (at your option) any later version.</p>
1622
1623          <p>This program is distributed in the hope that it will be useful,
1624          but WITHOUT ANY WARRANTY; without even the implied warranty of
1625          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1626          GNU General Public License for more details.</p>
1627
1628          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1629          along with this program; if not, write to the Free Software
1630          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1631          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1632         </div>
1633
1634 </div></div></div>
1635
1636
1637 <div id="column-one">
1638         <div class="portlet" id="p-logo">
1639           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1640             href="http://www.mediawiki.org/"
1641             title="Main Page"></a>
1642         </div>
1643         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1644         <div class='portlet'><div class='pBody'>
1645                 <ul>
1646                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1647                         <li><a href="../README">Readme</a></li>
1648                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1649                         <li><a href="../docs/">Documentation</a></li>
1650                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1651                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1652                 </ul>
1653                 <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>
1654         </div></div>
1655 </div>
1656
1657 </div>
1658
1659 </body>
1660 </html>