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();
  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 ?>
  46 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  47 <html>
  48 <head>
  49         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  50         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  51         <style type="text/css">
  52
  53                 @import "../skins/monobook/main.css";
  54
  55                 .env-check {
  56                         font-size: 90%;
  57                         margin: 1em 0 1em 2.5em;
  58                 }
  59
  60                 .config-section {
  61                         margin-top: 2em;
  62                 }
  63
  64                 .config-section label.column {
  65                         clear: left;
  66                         font-weight: bold;
  67                         width: 13em;
  68                         float: left;
  69                         text-align: right;
  70                         padding-right: 1em;
  71                         padding-top: .2em;
  72                 }
  73
  74                 .config-input {
  75                         clear: left;
  76                         zoom: 100%; /* IE hack */
  77                 }
  78
  79                 .config-section .config-desc {
  80                         clear: left;
  81                         margin: 0 0 2em 18em;
  82                         padding-top: 1em;
  83                         font-size: 85%;
  84                 }
  85
  86                 .iput-text, .iput-password {
  87                         width: 14em;
  88                         margin-right: 1em;
  89                 }
  90
  91                 .error {
  92                         color: red;
  93                         background-color: #fff;
  94                         font-weight: bold;
  95                         left: 1em;
  96                         font-size: 100%;
  97                 }
  98
  99                 .error-top {
 100                         color: red;
 101                         background-color: #FFF0F0;
 102                         border: 2px solid        red;
 103                         font-size: 130%;
 104                         font-weight: bold;
 105                         padding: 1em 1.5em;
 106                         margin: 2em 0 1em;
 107                 }
 108
 109                 ul.plain {
 110                         list-style-type: none;
 111                         list-style-image: none;
 112                         float: left;
 113                         margin: 0;
 114                         padding: 0;
 115                 }
 116
 117                 .btn-install {
 118                         font-weight: bold;
 119                         font-size: 110%;
 120                         padding: .2em .3em;
 121                 }
 122
 123                 .license {
 124                         font-size: 85%;
 125                         padding-top: 3em;
 126                 }
 127
 128         </style>
 129 </head>
 130
 131 <body>
 132 <div id="globalWrapper">
 133 <div id="column-content">
 134 <div id="content">
 135 <div id="bodyContent">
 136
 137 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 138
 139 <?php
 140
 141 /* Check for existing configurations and bug out! */
 142
 143 if( file_exists( "../LocalSettings.php" ) ) {
 144         dieout( "       <p><strong>Setup has completed, <a href='../index.php'>your wiki</a> is configured.</strong></p>
 145
 146         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 147 }
 148
 149 if( file_exists( "./LocalSettings.php" ) ) {
 150         writeSuccessMessage();
 151
 152         dieout( '' );
 153 }
 154
 155 if( !is_writable( "." ) ) {
 156         dieout( "<h2>Can't write config file, aborting</h2>
 157
 158         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 159         writable by the web server. Once configuration is done you'll move the created
 160         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 161         then remove the <tt>config</tt> subdirectory entirely.</p>
 162
 163         <p>To make the directory writable on a Unix/Linux system:</p>
 164
 165         <pre>
 166         cd <i>/path/to/wiki</i>
 167         chmod a+w config
 168         </pre>" );
 169 }
 170
 171
 172 require_once( "install-utils.inc" );
 173 require_once( "maintenance/updaters.inc" );
 174
 175 class ConfigData {
 176         function getEncoded( $data ) {
 177                 # removing latin1 support, no need...
 178                 return $data;
 179         }
 180         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 181         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 182         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 183 }
 184
 185 ?>
 186
 187 <ul>
 188         <li>
 189                 <b>Don't forget security updates!</b> Keep an eye on the
 190                 <a href="http://mail.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 191                 release announcements mailing list</a>.
 192         </li>
 193 </ul>
 194
 195
 196 <h2>Checking environment...</h2>
 197 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 198 <ul class="env-check">
 199 <?php
 200 $endl = "
 201 ";
 202 $wgNoOutputBuffer = true;
 203 $conf = new ConfigData;
 204
 205 install_version_checks();
 206
 207 print "<li>PHP " . phpversion() . " installed</li>\n";
 208
 209 if( ini_get( "register_globals" ) ) {
 210         ?>
 211         <li>
 212                 <div style="font-size:110%">
 213                 <strong class="error">Warning:</strong>
 214                 <strong>PHP's   <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 215                 </div>
 216                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 217         </li>
 218         <?php
 219 }
 220
 221 $fatal = false;
 222
 223 if( ini_get( "magic_quotes_runtime" ) ) {
 224         $fatal = true;
 225         ?><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>
 226         This option corrupts data input unpredictably; you cannot install or use
 227         MediaWiki unless this option is disabled.
 228         <?php
 229 }
 230
 231 if( ini_get( "magic_quotes_sybase" ) ) {
 232         $fatal = true;
 233         ?><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>
 234         This option corrupts data input unpredictably; you cannot install or use
 235         MediaWiki unless this option is disabled.
 236         <?php
 237 }
 238
 239 if( ini_get( "mbstring.func_overload" ) ) {
 240         $fatal = true;
 241         ?><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>
 242         This option causes errors and may corrupt data unpredictably;
 243         you cannot install or use MediaWiki unless this option is disabled.
 244         <?php
 245 }
 246
 247 if( $fatal ) {
 248         dieout( "</ul><p>Cannot install MediaWiki.</p>" );
 249 }
 250
 251 if( ini_get( "safe_mode" ) ) {
 252         $conf->safeMode = true;
 253         ?>
 254         <li><b class='error'>Warning:</b> <strong>PHP's
 255         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 256         You may have problems caused by this, particularly if using image uploads.
 257         </li>
 258         <?php
 259 } else {
 260         $conf->safeMode = false;
 261 }
 262
 263 $sapi = php_sapi_name();
 264 $conf->prettyURLs = true;
 265 print "<li>PHP server API is $sapi; ";
 266 switch( $sapi ) {
 267 case "apache":
 268 case "apache2handler":
 269         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 270         break;
 271 default:
 272         print "unknown; ";
 273 case "cgi":
 274 case "cgi-fcgi":
 275 case "apache2filter":
 276 case "isapi":
 277         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 278         $conf->prettyURLs = false;
 279         break;
 280 }
 281 print "</li>\n";
 282
 283 $conf->xml = function_exists( "utf8_encode" );
 284 if( $conf->xml ) {
 285         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 286 } else {
 287         dieout( "PHP's XML module is missing; the wiki requires functions in
 288                 this module and won't work in this configuration.
 289                 If you're running Mandrake, install the php-xml package." );
 290 }
 291
 292 # Crude check for session support
 293 if( !function_exists( 'session_name' ) )
 294         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 295
 296 $memlimit = ini_get( "memory_limit" );
 297 $conf->raiseMemory = false;
 298 if( empty( $memlimit ) || $memlimit == -1 ) {
 299         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 300 } else {
 301         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <strong>If this is too low, installation may fail!</strong> ";
 302         $n = intval( $memlimit );
 303         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 304                 $n = intval( $m[1] * (1024*1024) );
 305         }
 306         if( $n < 20*1024*1024 ) {
 307                 print "Attempting to raise limit to 20M... ";
 308                 if( false === ini_set( "memory_limit", "20M" ) ) {
 309                         print "failed.";
 310                 } else {
 311                         $conf->raiseMemory = true;
 312                         print "ok.";
 313                 }
 314         }
 315         print "</li>\n";
 316 }
 317
 318 $conf->zlib = function_exists( "gzencode" );
 319 if( $conf->zlib ) {
 320         print "<li>Have zlib support; enabling output compression.</li>\n";
 321 } else {
 322         print "<li>No zlib support.</li>\n";
 323 }
 324
 325 $conf->turck = function_exists( 'mmcache_get' );
 326 if ( $conf->turck ) {
 327         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 328 }
 329 $conf->eaccel = function_exists( 'eaccelerator_get' );
 330 if ( $conf->eaccel ) {
 331     $conf->turck = 'eaccelerator';
 332     print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 333 }
 334 if (!$conf->turck && !$conf->eaccel) {
 335         print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor <a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> are installed, " .
 336           "can't use object caching functions</li>\n";
 337 }
 338
 339 $conf->diff3 = false;
 340 $diff3locations = array("/usr/bin", "/opt/csw/bin", "/usr/gnu/bin", "/usr/sfw/bin") + explode($sep, getenv("PATH"));
 341 $diff3names = array("gdiff3", "diff3", "diff3.exe");
 342
 343 $diff3versioninfo = array('$1 --version 2>&1', 'diff3 (GNU diffutils)');
 344 foreach ($diff3locations as $loc) {
 345         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 346         if ($exe !== false) {
 347                 $conf->diff3 = $exe;
 348                 break;
 349         }
 350 }
 351
 352 if ($conf->diff3)
 353         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 354 else
 355         print "<li>GNU diff3 not found.</li>";
 356
 357 $conf->ImageMagick = false;
 358 $imcheck = array( "/usr/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 359 foreach( $imcheck as $dir ) {
 360         $im = "$dir/convert";
 361         if( file_exists( $im ) ) {
 362                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 363                 $conf->ImageMagick = $im;
 364                 break;
 365         }
 366 }
 367
 368 $conf->HaveGD = function_exists( "imagejpeg" );
 369 if( $conf->HaveGD ) {
 370         print "<li>Found GD graphics library built-in";
 371         if( !$conf->ImageMagick ) {
 372                 print ", image thumbnailing will be enabled if you enable uploads";
 373         }
 374         print ".</li>\n";
 375 } else {
 376         if( !$conf->ImageMagick ) {
 377                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 378         }
 379 }
 380
 381 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 382
 383 $conf->IP = dirname( dirname( __FILE__ ) );
 384 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 385
 386 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["PHP_SELF"] ); # was SCRIPT_NAME
 387 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 388
 389 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 390         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 391
 392         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 393         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 394                 ? 'root@localhost'
 395                 : $_SERVER["SERVER_ADMIN"];
 396         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 397         $conf->DBtype = importPost( "DBtype", "mysql" );
 398         $conf->DBserver = importPost( "DBserver", "localhost" );
 399         $conf->DBname = importPost( "DBname", "wikidb" );
 400         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 401         $conf->DBpassword = importPost( "DBpassword" );
 402         $conf->DBpassword2 = importPost( "DBpassword2" );
 403         $conf->DBprefix = importPost( "DBprefix" );
 404         $conf->DBmysql5 = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 405         $conf->RootUser = importPost( "RootUser", "root" );
 406         $conf->RootPW = importPost( "RootPW", "-" );
 407         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 408         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 409         $conf->SysopPass = importPost( "SysopPass" );
 410         $conf->SysopPass2 = importPost( "SysopPass2" );
 411
 412 /* Check for validity */
 413 $errs = array();
 414
 415 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 416         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 417 }
 418 if( $conf->DBuser == "" ) {
 419         $errs["DBuser"] = "Must not be blank";
 420 }
 421 if( $conf->DBpassword == "" ) {
 422         $errs["DBpassword"] = "Must not be blank";
 423 }
 424 if( $conf->DBpassword != $conf->DBpassword2 ) {
 425         $errs["DBpassword2"] = "Passwords don't match!";
 426 }
 427 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 428         $errs["DBprefix"] = "Invalid table prefix";
 429 }
 430
 431 if( $conf->SysopPass == "" ) {
 432         $errs["SysopPass"] = "Must not be blank";
 433 }
 434 if( $conf->SysopPass != $conf->SysopPass2 ) {
 435         $errs["SysopPass2"] = "Passwords don't match!";
 436 }
 437
 438 $conf->License = importRequest( "License", "none" );
 439 if( $conf->License == "gfdl" ) {
 440         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 441         $conf->RightsText = "GNU Free Documentation License 1.2";
 442         $conf->RightsCode = "gfdl";
 443         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 444 } elseif( $conf->License == "none" ) {
 445         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 446 } else {
 447         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 448         $conf->RightsText = importRequest( "RightsText", "" );
 449         $conf->RightsCode = importRequest( "RightsCode", "" );
 450         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 451 }
 452
 453 $conf->Shm = importRequest( "Shm", "none" );
 454 $conf->MCServers = importRequest( "MCServers" );
 455
 456 /* Test memcached servers */
 457
 458 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 459         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 460         foreach ( $conf->MCServerArray as $server ) {
 461                 $error = testMemcachedServer( $server );
 462                 if ( $error ) {
 463                         $errs["MCServers"] = $error;
 464                         break;
 465                 }
 466         }
 467 } else if ( $conf->Shm == 'memcached' ) {
 468         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 469 }
 470
 471 /* default values for installation */
 472 $conf->Email    =importRequest("Email", "email_enabled");
 473 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 474 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 475 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 476
 477 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 478         do { /* So we can 'continue' to end prematurely */
 479                 $conf->Root = ($conf->RootPW != "");
 480
 481                 /* Load up the settings and get installin' */
 482                 $local = writeLocalSettings( $conf );
 483                 echo "<p><b>Generating configuration file...</b></p>\n";
 484                 // for debugging: // echo "<pre>" . htmlspecialchars( $local ) . "</pre>\n";
 485
 486                 $wgCommandLineMode = false;
 487                 chdir( ".." );
 488                 eval($local);
 489                 if (!in_array($conf->DBtype, array("mysql", "oracle"))) {
 490                         $errs["DBtype"] = "Unknown database type.";
 491                         continue;
 492                 }
 493                 print "<li>Database type: {$conf->DBtype}</li>\n";
 494                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 495                 require_once("$dbclass.php");
 496                 $wgDBtype = $conf->DBtype;
 497                 $wgDBadminuser = "root";
 498                 $wgDBadminpassword = $conf->RootPW;
 499                 $wgDBprefix = $conf->DBprefix;
 500                 $wgCommandLineMode = true;
 501                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 502                 require_once( "includes/Setup.php" );
 503                 chdir( "config" );
 504
 505                 require_once( "maintenance/InitialiseMessages.inc" );
 506
 507                 $wgTitle = Title::newFromText( "Installation script" );
 508                 $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 509                 if( $mysqlOldClient ) {
 510                         print "<li><b>PHP is linked with old MySQL client libraries. If you are
 511                                 using a MySQL 4.1 server and have problems connecting to the database,
 512                                 see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 513                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 514                 }
 515                 $dbc = new $dbclass;
 516
 517                 if( $conf->DBtype == 'mysql' ) {
 518                         $ok = true; # Let's be optimistic
 519
 520                         # Decide if we're going to use the superuser or the regular database user
 521                         if( $conf->RootPW == '-' ) {
 522                                 # Regular user
 523                                 $conf->Root = false;
 524                                 $db_user = $wgDBuser;
 525                                 $db_pass = $wgDBpassword;
 526                         } else {
 527                                 # Superuser
 528                                 $conf->Root = true;
 529                                 $db_user = $conf->RootUser;
 530                                 $db_pass = $conf->RootPW;
 531                         }
 532
 533                         # Attempt to connect
 534                         echo( "<li>Attempting to connect to database server as $db_user..." );
 535                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 536
 537                         # Check the connection and respond to errors
 538                         if( $wgDatabase->isOpen() ) {
 539                                 # Seems OK
 540                                 $ok = true;
 541                                 $wgDBadminuser = $db_user;
 542                                 $wgDBadminpassword = $db_pass;
 543                                 echo( "success.</li>\n" );
 544                                 $wgDatabase->ignoreErrors( true );
 545                                 $myver = mysql_get_server_info( $wgDatabase->mConn );
 546                         } else {
 547                                 # There were errors, report them and back out
 548                                 $ok = false;
 549                                 $errno = mysql_errno();
 550                                 $errtx = htmlspecialchars( mysql_error() );
 551                                 switch( $errno ) {
 552                                         case 1045:
 553                                         case 2000:
 554                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 555                                                 if( $conf->Root ) {
 556                                                         # The superuser details are wrong
 557                                                         $errs["RootUser"] = "Check username";
 558                                                         $errs["RootPW"] = "and password";
 559                                                 } else {
 560                                                         # The regular user details are wrong
 561                                                         $errs["DBuser"] = "Check username";
 562                                                         $errs["DBpassword"] = "and password";
 563                                                 }
 564                                                 break;
 565                                         case 2002:
 566                                         case 2003:
 567                                         default:
 568                                                 # General connection problem
 569                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 570                                                 $errs["DBserver"] = "Connection failed";
 571                                                 break;
 572                                 } # switch
 573                         } #conn. att.
 574
 575                         if( !$ok ) { continue; }
 576
 577                 } else /* not mysql */ {
 578                         print "<li>Connecting to SQL server...";
 579                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 580                         if (!$wgDatabase->isOpen()) {
 581                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 582                         } else {
 583                                 $wgDatabase->ignoreErrors(true);
 584                                 $myver = get_db_version();
 585                         }
 586                 }
 587
 588                 if ( !$wgDatabase->isOpen() ) {
 589                         $errs["DBserver"] = "Couldn't connect to database";
 590                         continue;
 591                 }
 592
 593                 print "<li>Connected to $myver";
 594                 if( version_compare( $myver, "4.0.0" ) < 0 ) {
 595                         die( " -- mysql 4.0 or later required. Aborting." );
 596                 }
 597                 $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 598                 if( $mysqlNewAuth && $mysqlOldClient ) {
 599                         print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 600                                 to old client libraries; if you have trouble with authentication, see
 601                                 <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 602                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 603                 }
 604                 if( $wgDBmysql5 ) {
 605                         if( $mysqlNewAuth ) {
 606                                 print "; enabling MySQL 4.1/5.0 charset mode";
 607                         } else {
 608                                 print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 609                                         but older version detected; will likely fail.</b>";
 610                         }
 611                 }
 612                 print "</li>\n";
 613
 614                 if ($conf->DBtype == 'mysql') {
 615                         @$sel = mysql_select_db( $wgDBname, $wgDatabase->mConn );
 616                         if( $sel ) {
 617                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 618                         } else {
 619                                 $err = mysql_errno();
 620                                 if ( $err != 1049 ) {
 621                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 622                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 623                                         continue;
 624                                 }
 625                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 626                                 if( !$res ) {
 627                                         print "<li>Couldn't create database <tt>" .
 628                                                 htmlspecialchars( $wgDBname ) .
 629                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 630                                         $errs["RootPW"] = "&lt;- Enter";
 631                                         continue;
 632                                 }
 633                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 634                         }
 635                         $wgDatabase->selectDB( $wgDBname );
 636                 }
 637
 638                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 639                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 640
 641                         # Create user if required
 642                         if ( $conf->Root ) {
 643                                 $conn = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 644                                 if ( $conn->isOpen() ) {
 645                                         print "<li>DB user account ok</li>\n";
 646                                         $conn->close();
 647                                 } else {
 648                                         print "<li>Granting user permissions...";
 649                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 650                                                 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>";
 651                                         }
 652                                         print "</li>\n";
 653                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 654                                 }
 655                         }
 656                         print "<pre>\n";
 657                         chdir( ".." );
 658                         flush();
 659                         do_all_updates();
 660                         chdir( "config" );
 661
 662                         print "</pre>\n";
 663                         print "<li>Finished update checks.</li>\n";
 664                 } else {
 665                         # FIXME: Check for errors
 666                         print "<li>Creating tables...";
 667                         if ($conf->DBtype == 'mysql') {
 668                                 if( $wgDBmysql5 ) {
 669                                         print " using MySQL 5 table defs...";
 670                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 671                                 } else {
 672                                         print " using MySQL 4 table defs...";
 673                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 674                                 }
 675                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 676                         } else {
 677                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 678                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 679                         }
 680
 681                         print " done.</li>\n";
 682
 683                         print "<li>Initializing data...";
 684                         $wgDatabase->insert( 'site_stats',
 685                                 array( 'ss_row_id'        => 1,
 686                                        'ss_total_views'   => 0,
 687                                        'ss_total_edits'   => 0,
 688                                        'ss_good_articles' => 0 ) );
 689
 690                         # Set up the "regular user" account *if we can, and if we need to*
 691                         if( $conf->Root ) {
 692                                 # See if we need to
 693                                 $wgDatabase2 = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, '', 1 );
 694                                 if( $wgDatabase2->isOpen() ) {
 695                                         # Nope, just close the test connection and continue
 696                                         $wgDatabase2->close();
 697                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>" );
 698                                 } else {
 699                                         # Yes, so run the grants
 700                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 701                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 702                                         echo( "success.</li>" );
 703                                 }
 704                         }
 705
 706                         if( $conf->SysopName ) {
 707                                 $u = User::newFromName( $conf->getSysopName() );
 708                                 if ( 0 == $u->idForName() ) {
 709                                         $u->addToDatabase();
 710                                         $u->setPassword( $conf->getSysopPass() );
 711                                         $u->saveSettings();
 712
 713                                         $u->addGroup( "sysop" );
 714                                         $u->addGroup( "bureaucrat" );
 715
 716                                         print "<li>Created sysop account <tt>" .
 717                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 718                                 } else {
 719                                         print "<li>Could not create user - already exists!</li>\n";
 720                                 }
 721                         } else {
 722                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 723                         }
 724
 725                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 726                         $article = new Article( $titleobj );
 727                         $newid = $article->insertOn( $wgDatabase );
 728                         $revision = new Revision( array(
 729                                 'page'      => $newid,
 730                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 731                                 'comment'   => '',
 732                                 'user'      => 0,
 733                                 'user_text' => 'MediaWiki default',
 734                                 ) );
 735                         $revid = $revision->insertOn( $wgDatabase );
 736                         $article->updateRevisionOn( $wgDatabase, $revision );
 737
 738                         print "<li><pre>";
 739                         initialiseMessages();
 740                         print "</pre></li>\n";
 741                 }
 742
 743                 /* Write out the config file now that all is well */
 744                 print "<p>Creating LocalSettings.php...</p>\n\n";
 745                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 746                 // Fix up a common line-ending problem (due to CVS on Windows)
 747                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 748
 749                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 750                         $xt = "xt"; # Refuse to overwrite an existing file
 751                 } else {
 752                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 753                 }
 754                 $f = fopen( "LocalSettings.php", $xt );
 755
 756                 if( $f == false ) {
 757                         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" .
 758                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 759                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 760                 }
 761                 if(fwrite( $f, $localSettings ) ) {
 762                         fclose( $f );
 763                         writeSuccessMessage();
 764                 } else {
 765                         fclose( $f );
 766                         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");
 767
 768                 }
 769
 770         } while( false );
 771 }
 772 ?>
 773 </ul>
 774
 775
 776 <?php
 777
 778 if( count( $errs ) ) {
 779         /* Display options form */
 780
 781         if( $conf->posted ) {
 782                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 783         }
 784 ?>
 785
 786 <form action="index.php" name="config" method="post">
 787
 788
 789 <h2>Site config</h2>
 790
 791 <div class="config-section">
 792         <div class="config-input">
 793                 <?php
 794                 aField( $conf, "Sitename", "Wiki name:" );
 795                 ?>
 796         </div>
 797         <p class="config-desc">
 798                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 799                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 800         </p>
 801
 802         <div class="config-input">
 803                 <?php
 804                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 805                 ?>
 806         </div>
 807         <p class="config-desc">
 808                 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.
 809         </p>
 810
 811         <div class="config-input">
 812                 <label class='column' for="LanguageCode">Language:</label>
 813                 <select id="LanguageCode" name="LanguageCode">
 814
 815                 <?php
 816                         $list = getLanguageList();
 817                         foreach( $list as $code => $name ) {
 818                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 819                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 820                         }
 821                 ?>
 822                 </select>
 823         </div>
 824         <p class="config-desc">
 825                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 826         </p>
 827
 828         <div class="config-input">
 829                 <label class='column'>Copyright/license:</label>
 830
 831                 <ul class="plain">
 832                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 833                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 834                 <li><?php
 835                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 836                         $partner = "MediaWiki";
 837                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 838                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 839                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 840                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 841                         ?>
 842                 <?php if( $conf->License == "cc" ) { ?>
 843                         <ul>
 844                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 845                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 846                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 847                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 848                         </ul>
 849                 <?php } ?>
 850                         </li>
 851                 </ul>
 852         </div>
 853         <p class="config-desc">
 854                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 855         </p>
 856
 857
 858         <div class="config-input">
 859                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 860         </div>
 861         <div class="config-input">
 862                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 863         </div>
 864         <div class="config-input">
 865                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 866         </div>
 867         <p class="config-desc">
 868                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 869                 A new account will be added only when creating a new wiki database.
 870         </p>
 871
 872         <div class="config-input">
 873                 <label class='column'>Shared memory caching:</label>
 874
 875                 <ul class="plain">
 876                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 877                 <?php
 878                         if ( $conf->turck ) {
 879                                 echo "<li>";
 880                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 881                                 echo "</li>";
 882                         }
 883                 ?>
 884                 <?php
 885                         if ( $conf->eaccel ) {
 886                                 echo "<li>";
 887                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 888                                 echo "</li>";
 889                         }
 890                 ?>
 891                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 892                 </ul>
 893                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 894         </div>
 895         <p class="config-desc">
 896                 Using a shared memory system such as Turck MMCache, eAccelerator, or Memcached will speed
 897                 up MediaWiki significantly. Memcached is the best solution but needs to be
 898                 installed. Specify the server addresses and ports in a comma-separted list. Only
 899                 use Turck shared memory if the wiki will be running on a single Apache server.
 900         </p>
 901 </div>
 902
 903 <h2>E-mail, e-mail notification and authentication setup</h2>
 904
 905 <div class="config-section">
 906         <div class="config-input">
 907                 <label class='column'>E-mail (general):</label>
 908                 <ul class="plain">
 909                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
 910                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
 911                 </ul>
 912         </div>
 913         <p class="config-desc">
 914                 Use this to disable all e-mail functions (send a password reminder, user-to-user e-mail and e-mail notification),
 915                 if sending e-mails on your server doesn't work.
 916         </p>
 917         <div class="config-input">
 918                 <label class='column'>User-to-user e-mail:</label>
 919                 <ul class="plain">
 920                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
 921                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
 922                 </ul>
 923         </div>
 924         <p class="config-desc">
 925                 Use this to disable only the user-to-user e-mail function (EmailUser).
 926         </p>
 927         <div class="config-input">
 928                 <label class='column'>E-mail notification:</label>
 929                 <ul class="plain">
 930                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
 931                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk changes only", "radio", "enotif_usertalk" ); ?></li>
 932                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk and watch list changes (not recommended for large wikis)", "radio", "enotif_allpages" ); ?></li>
 933                 </ul>
 934         </div>
 935         <div class="config-desc">
 936                 <p>
 937                 E-mail notification sends a notification e-mail to a user, when the user_talk page is changed
 938                 and/or when watch-listed pages are changed, depending on the above settings.
 939                 When testing this feature, be reminded, that obviously an e-mail address must be present in your preferences
 940                 and that your own changes never trigger notifications to be sent to yourself.</p>
 941
 942                 <p>Users get corresponding options to select or deselect in their users' preferences.
 943                 The user options are not shown on the preference page, if e-mail notification is disabled.</p>
 944
 945                 <p>There are additional options for fine tuning in /includes/DefaultSettings.php .</p>
 946         </div>
 947
 948         <div class="config-input">
 949                 <label class='column'>E-mail authentication:</label>
 950                 <ul class="plain">
 951                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
 952                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
 953                 </ul>
 954         </div>
 955         <div class="config-desc">
 956                 <p>E-mail address authentication uses a scheme to authenticate e-mail addresses of the users. The user who initially enters or changes his/her stored e-mail address
 957                 gets a link with a token mailed to that address. The stored e-mail address is authenticated at the moment the user comes back to the wiki via the link.</p>
 958
 959                 <p>The e-mail address stays authenticated as long as the user does not change it; the time of authentication is indicated
 960                 on the user preference page.</p>
 961
 962                 <p>If the option is enabled, only authenticated e-mail addresses can receive EmailUser mails and/or
 963                 e-mail notification mails.</p>
 964         </div>
 965
 966 </div>
 967
 968 <h2>Database config</h2>
 969
 970 <div class="config-section">
 971 <div class="config-input">
 972                 <label class='column'>Database type:</label>
 973                 <ul class='plain'>
 974                         <li><?php aField( $conf, "DBtype", "MySQL", "radio", "mysql"); ?></li>
 975                         <li><?php aField( $conf, "DBtype", "Oracle (experimental)", "radio", "oracle" ); ?></li>
 976                 </ul>
 977         </div>
 978
 979         <div class="config-input" style="clear:left"><?php
 980                 aField( $conf, "DBserver", "SQL server host:" );
 981         ?></div>
 982         <p class="config-desc">
 983                 If your database server isn't on your web server, enter the name
 984                 or IP address here.  MySQL only.
 985         </p>
 986
 987         <div class="config-input"><?php
 988                 aField( $conf, "DBname", "Database name:" );
 989         ?></div>
 990         <div class="config-desc">
 991                 If using Oracle, set this to your connection identifier.
 992         </div>
 993         <div class="config-input"><?php
 994                 aField( $conf, "DBuser", "DB username:" );
 995         ?></div>
 996         <div class="config-input"><?php
 997                 aField( $conf, "DBpassword", "DB password:", "password" );
 998         ?></div>
 999         <div class="config-input"><?php
1000                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1001         ?></div>
1002         <p class="config-desc">
1003                 If you only have a single user account and database available,
1004                 enter those here. If you have database root access (see below)
1005                 you can specify new accounts/databases to be created.
1006         </p>
1007         <p>
1008                 This account will not be created if it pre-exists. If this is the case, ensure that it
1009                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
1010         </p>
1011
1012         <div class="config-input"><?php
1013                 aField( $conf, "DBprefix", "Database table prefix:" );
1014         ?></div>
1015         <div class="config-desc">
1016                 <p>If you need to share one database between multiple wikis, or
1017                 MediaWiki and another web application, you may choose to
1018                 add a prefix to all the table names to avoid conflicts.</p>
1019
1020                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1021         </div>
1022
1023         <div class="config-input"><label class="column">Database charset</label>
1024                 <div>Select one:</div>
1025                 <ul class="plain">
1026                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
1027                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
1028                 </ul>
1029         </div>
1030         <p class="config-desc">
1031                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1032                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1033                 cause things to break. <b>If upgrading an older installation, leave
1034                 in backwards-compatible mode.</b>
1035         </p>
1036
1037         <div class="config-input">
1038                 <?php
1039                 aField( $conf, "RootUser", "Superuser account:", "superuser" );
1040                 ?>
1041         </div>
1042         <div class="config-input">
1043                 <?php
1044                 aField( $conf, "RootPW", "Superuser password:", "password" );
1045                 ?>
1046         </div>
1047
1048         <p class="config-desc">
1049                 If the database user specified above does not exist, or does not have access to create
1050                 the database (if needed) or tables within it, please provide details of a superuser account,
1051                 such as <strong>root</strong>, which does. Leave the password set to <strong>-</strong> if this is not needed.
1052         </p>
1053
1054         <div class="config-input" style="padding:2em 0 3em">
1055                 <label class='column'>&nbsp;</label>
1056                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1057         </div>
1058
1059 </div>
1060
1061 </form>
1062
1063 <?php
1064 }
1065
1066 /* -------------------------------------------------------------------------------------- */
1067 function writeSuccessMessage() {
1068         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1069                 echo <<<EOT
1070 <p>Installation successful!</p>
1071 <p>To complete the installation, please do the following:
1072 <ol>
1073         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1074         <li>Upload it to the parent directory</li>
1075         <li>Delete config/LocalSettings.php</li>
1076         <li>Start using <a href='../index.php'>your wiki</a>!
1077 </ol>
1078 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1079 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1080 which means that anyone on the same server can read your database password! Downloading
1081 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1082 EOT;
1083         } else {
1084                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1085                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1086         }
1087 }
1088
1089
1090 function escapePhpString( $string ) {
1091         return strtr( $string,
1092                 array(
1093                         "\n" => "\\n",
1094                         "\r" => "\\r",
1095                         "\t" => "\\t",
1096                         "\\" => "\\\\",
1097                         "\$" => "\\\$",
1098                         "\"" => "\\\""
1099                 ));
1100 }
1101
1102 function writeLocalSettings( $conf ) {
1103         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1104         $conf->PasswordSender = $conf->EmergencyContact;
1105         $zlib = ($conf->zlib ? "" : "# ");
1106         $magic = ($conf->ImageMagick ? "" : "# ");
1107         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1108         $pretty = ($conf->prettyURLs ? "" : "# ");
1109         $ugly = ($conf->prettyURLs ? "# " : "");
1110         $rights = ($conf->RightsUrl) ? "" : "# ";
1111         $hashedUploads = $conf->safeMode ? '' : '# ';
1112
1113         switch ( $conf->Shm ) {
1114                 case 'memcached':
1115                         $cacheType = 'CACHE_MEMCACHED';
1116                         $mcservers = var_export( $conf->MCServerArray, true );
1117                         break;
1118                 case 'turck':
1119                 case 'eaccel':
1120                         $cacheType = 'CACHE_ACCEL';
1121                         $mcservers = 'array()';
1122                         break;
1123                 default:
1124                         $cacheType = 'CACHE_NONE';
1125                         $mcservers = 'array()';
1126         }
1127
1128         if ( $conf->Email == 'email_enabled' ) {
1129                 $enableemail = 'true';
1130                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1131                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1132                 switch ( $conf->Enotif ) {
1133                         case 'enotif_usertalk':
1134                                 $enotifusertalk = 'true';
1135                                 $enotifwatchlist = 'false';
1136                                 break;
1137                         case 'enotif_allpages':
1138                                 $enotifusertalk = 'true';
1139                                 $enotifwatchlist = 'true';
1140                                 break;
1141                         default:
1142                                 $enotifusertalk = 'false';
1143                                 $enotifwatchlist = 'false';
1144                 }
1145         } else {
1146                 $enableuseremail = 'false';
1147                 $enableemail = 'false';
1148                 $eauthent = 'false';
1149                 $enotifusertalk = 'false';
1150                 $enotifwatchlist = 'false';
1151         }
1152
1153         $file = @fopen( "/dev/urandom", "r" );
1154         if ( $file ) {
1155                 $secretKey = bin2hex( fread( $file, 32 ) );
1156                 fclose( $file );
1157         } else {
1158                 $secretKey = "";
1159                 for ( $i=0; $i<8; $i++ ) {
1160                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1161                 }
1162                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1163         }
1164
1165         # Add slashes to strings for double quoting
1166         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1167         if( $conf->License == 'gfdl' ) {
1168                 # Needs literal string interpolation for the current style path
1169                 $slconf['RightsIcon'] = $conf->RightsIcon;
1170         }
1171
1172         $sep = PATH_SEPARATOR;
1173         $localsettings = "
1174 # This file was automatically generated by the MediaWiki installer.
1175 # If you make manual changes, please keep track in case you need to
1176 # recreate them later.
1177 #
1178 # See includes/DefaultSettings.php for all configurable settings
1179 # and their default values, but don't forget to make changes in _this_
1180 # file, not there.
1181
1182 # If you customize your file layout, set \$IP to the directory that contains
1183 # the other MediaWiki files. It will be used as a base to locate files.
1184 if( defined( 'MW_INSTALL_PATH' ) ) {
1185         \$IP = MW_INSTALL_PATH;
1186 } else {
1187         \$IP = dirname( __FILE__ );
1188 }
1189
1190 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1191 set_include_path( implode( PATH_SEPARATOR, \$path ) );
1192
1193 require_once( \"includes/DefaultSettings.php\" );
1194
1195 # If PHP's memory limit is very low, some operations may fail.
1196 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1197
1198 if ( \$wgCommandLineMode ) {
1199         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1200                 die( \"This script must be run from the command line\\n\" );
1201         }
1202 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1203         ## Compress output if the browser supports it
1204         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1205 }
1206
1207 \$wgSitename         = \"{$slconf['Sitename']}\";
1208
1209 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1210 \$wgScript           = \"\$wgScriptPath/index.php\";
1211 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1212
1213 ## For more information on customizing the URLs please see:
1214 ## http://meta.wikimedia.org/wiki/Eliminating_index.php_from_the_url
1215 ## If using PHP as a CGI module, the ?title= style usually must be used.
1216 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1217 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1218
1219 \$wgStylePath        = \"\$wgScriptPath/skins\";
1220 \$wgStyleDirectory   = \"\$IP/skins\";
1221 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1222
1223 \$wgUploadPath       = \"\$wgScriptPath/images\";
1224 \$wgUploadDirectory  = \"\$IP/images\";
1225
1226 \$wgEnableEmail = $enableemail;
1227 \$wgEnableUserEmail = $enableuseremail;
1228
1229 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1230 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1231
1232 ## For a detailed description of the following switches see
1233 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1234 ## There are many more options for fine tuning available see
1235 ## /includes/DefaultSettings.php
1236 ## UPO means: this is also a user preference option
1237 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1238 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1239 \$wgEmailAuthentication = $eauthent;
1240
1241 \$wgDBserver         = \"{$slconf['DBserver']}\";
1242 \$wgDBname           = \"{$slconf['DBname']}\";
1243 \$wgDBuser           = \"{$slconf['DBuser']}\";
1244 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1245 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1246 \$wgDBtype           = \"{$slconf['DBtype']}\";
1247
1248 # Experimental charset support for MySQL 4.1/5.0.
1249 \$wgDBmysql5 = {$conf->DBmysql5};
1250
1251 ## Shared memory settings
1252 \$wgMainCacheType = $cacheType;
1253 \$wgMemCachedServers = $mcservers;
1254
1255 ## To enable image uploads, make sure the 'images' directory
1256 ## is writable, then set this to true:
1257 \$wgEnableUploads               = false;
1258 \$wgUseImageResize              = {$conf->UseImageResize};
1259 {$magic}\$wgUseImageMagick = true;
1260 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1261
1262 ## If you want to use image uploads under safe mode,
1263 ## create the directories images/archive, images/thumb and
1264 ## images/temp, and make them all writable. Then uncomment
1265 ## this, if it's not already uncommented:
1266 {$hashedUploads}\$wgHashedUploadDirectory = false;
1267
1268 ## If you have the appropriate support software installed
1269 ## you can enable inline LaTeX equations:
1270 \$wgUseTeX               = false;
1271 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1272 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1273 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1274
1275 \$wgLocalInterwiki   = \$wgSitename;
1276
1277 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1278
1279 \$wgProxyKey = \"$secretKey\";
1280
1281 ## Default skin: you can change the default skin. Use the internal symbolic
1282 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1283 \$wgDefaultSkin = 'monobook';
1284
1285 ## For attaching licensing metadata to pages, and displaying an
1286 ## appropriate copyright notice / icon. GNU Free Documentation
1287 ## License and Creative Commons licenses are supported so far.
1288 {$rights}\$wgEnableCreativeCommonsRdf = true;
1289 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1290 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1291 \$wgRightsText = \"{$slconf['RightsText']}\";
1292 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1293 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1294
1295 \$wgDiff3 = \"{$slconf['diff3']}\";
1296
1297 # When you make changes to this configuration file, this will make
1298 # sure that cached pages are cleared.
1299 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1300 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1301 ";
1302         // Keep things in Unix line endings internally;
1303         // the system will write out as local text type.
1304         return str_replace( "\r\n", "\n", $localsettings );
1305 }
1306
1307 function dieout( $text ) {
1308         die( $text . "\n\n</body>\n</html>" );
1309 }
1310
1311 function importVar( &$var, $name, $default = "" ) {
1312         if( isset( $var[$name] ) ) {
1313                 $retval = $var[$name];
1314                 if ( get_magic_quotes_gpc() ) {
1315                         $retval = stripslashes( $retval );
1316                 }
1317         } else {
1318                 $retval = $default;
1319         }
1320         return $retval;
1321 }
1322
1323 function importPost( $name, $default = "" ) {
1324         return importVar( $_POST, $name, $default );
1325 }
1326
1327 function importRequest( $name, $default = "" ) {
1328         return importVar( $_REQUEST, $name, $default );
1329 }
1330
1331 $radioCount = 0;
1332
1333 function aField( &$conf, $field, $text, $type = "text", $value = "" ) {
1334         global $radioCount;
1335         if( $type != "" ) {
1336                 $xtype = "type=\"$type\"";
1337         } else {
1338                 $xtype = "";
1339         }
1340
1341         if(!(isset($id)) or ($id == "") ) $id = $field;
1342         $nolabel = ($type == "radio") || ($type == "hidden");
1343
1344         if ($type == 'radio')
1345                 $id .= $radioCount++;
1346
1347         if( $nolabel ) {
1348                 echo "\t\t<label>";
1349         } else {
1350                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1351         }
1352
1353         if( $type == "radio" && $value == $conf->$field ) {
1354                 $checked = "checked='checked'";
1355         } else {
1356                 $checked = "";
1357         }
1358         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked value=\"";
1359         if( $type == "radio" ) {
1360                 echo htmlspecialchars( $value );
1361         } else {
1362                 echo htmlspecialchars( $conf->$field );
1363         }
1364         echo "\" />\n";
1365         if( $nolabel ) {
1366                 echo " $text</label>\n";
1367         }
1368
1369         global $errs;
1370         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1371 }
1372
1373 function getLanguageList() {
1374         global $wgLanguageNames;
1375         if( !isset( $wgLanguageNames ) ) {
1376                 $wgContLanguageCode = "xxx";
1377                 function wfLocalUrl( $x ) { return $x; }
1378                 function wfLocalUrlE( $x ) { return $x; }
1379                 require_once( "languages/Names.php" );
1380         }
1381
1382         $codes = array();
1383
1384         $d = opendir( "../languages" );
1385         while( false !== ($f = readdir( $d ) ) ) {
1386                 $m = array();
1387                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1388                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1389                         if( isset( $wgLanguageNames[$code] ) ) {
1390                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1391                         } else {
1392                                 $name = $code;
1393                         }
1394                         $codes[$code] = $name;
1395                 }
1396         }
1397         closedir( $d );
1398         ksort( $codes );
1399         return $codes;
1400 }
1401
1402 #Check for location of an executable
1403 # @param string $loc single location to check
1404 # @param array $names filenames to check for.
1405 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1406 function locate_executable($loc, $names, $versioninfo = false) {
1407         if (!is_array($names))
1408                 $names = array($names);
1409
1410         foreach ($names as $name) {
1411                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1412                 if (file_exists($command)) {
1413                         if (!$versioninfo)
1414                                 return $command;
1415
1416                         $file = str_replace('$1', $command, $versioninfo[0]);
1417                         if (strstr(`$file`, $versioninfo[1]) !== false)
1418                                 return $command;
1419                 }
1420         }
1421         return false;
1422 }
1423
1424 function get_db_version() {
1425         global $wgDatabase, $conf;
1426         if ($conf->DBtype == 'mysql')
1427                 return mysql_get_server_info( $wgDatabase->mConn );
1428         else if ($conf->DBtype == 'oracle')
1429                 return oci_server_version($wgDatabase->mConn);
1430 }
1431
1432 # Test a memcached server
1433 function testMemcachedServer( $server ) {
1434         $hostport = explode(":", $server);
1435         $errstr = false;
1436         $fp = false;
1437         if ( !function_exists( 'fsockopen' ) ) {
1438                 $errstr = "Can't connect to memcached, fsockopen() not present";
1439         }
1440         if ( !$errstr &&  count( $hostport ) != 2 ) {
1441                 $errstr = 'Please specify host and port';
1442                 var_dump( $hostport );
1443         }
1444         if ( !$errstr ) {
1445                 list( $host, $port ) = $hostport;
1446                 $errno = 0;
1447                 $fsockerr = '';
1448
1449                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1450                 if ( $fp === false ) {
1451                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1452                 }
1453         }
1454         if ( !$errstr ) {
1455                 $command = "version\r\n";
1456                 $bytes = fwrite( $fp, $command );
1457                 if ( $bytes != strlen( $command ) ) {
1458                         $errstr = "Cannot write to memcached socket on $host:$port";
1459                 }
1460         }
1461         if ( !$errstr ) {
1462                 $expected = "VERSION ";
1463                 $response = fread( $fp, strlen( $expected ) );
1464                 if ( $response != $expected ) {
1465                         $errstr = "Didn't get correct memcached response from $host:$port";
1466                 }
1467         }
1468         if ( $fp ) {
1469                 fclose( $fp );
1470         }
1471         if ( !$errstr ) {
1472                 echo "<li>Connected to memcached on $host:$port successfully";
1473         }
1474         return $errstr;
1475 }
1476 ?>
1477
1478         <div class="license">
1479         <hr>
1480         <p>This program is free software; you can redistribute it and/or modify
1481          it under the terms of the GNU General Public License as published by
1482          the Free Software Foundation; either version 2 of the License, or
1483          (at your option) any later version.</p>
1484
1485          <p>This program is distributed in the hope that it will be useful,
1486          but WITHOUT ANY WARRANTY; without even the implied warranty of
1487          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1488          GNU General Public License for more details.</p>
1489
1490          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1491          along with this program; if not, write to the Free Software
1492          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1493          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1494         </div>
1495
1496 </div></div></div>
1497
1498
1499 <div id="column-one">
1500         <div class="portlet" id="p-logo">
1501           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1502             href="http://www.mediawiki.org/"
1503             title="Main Page"></a>
1504         </div>
1505         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1506         <div class='portlet'><div class='pBody'>
1507                 <ul>
1508                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1509                         <li><a href="../README">Readme</a></li>
1510                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1511                         <li><a href="../docs/">Documentation</a></li>
1512                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1513                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1514                 </ul>
1515                 <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>
1516         </div></div>
1517 </div>
1518
1519 </div>
1520
1521 </body>
1522 </html>