config/index.php

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