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 # 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 # Attempt to set up the include path, to fix problems with relative includes
  27 $IP = dirname( dirname( __FILE__ ) );
  28 $sep = PATH_SEPARATOR;
  29 if( !ini_set( "include_path", ".$sep$IP$sep$IP/includes$sep$IP/languages" ) ) {
  30         set_include_path( ".$sep$IP$sep$IP/includes$sep$IP/languages" );
  31 }
  32
  33 # Define an entry point and include some files
  34 define( "MEDIAWIKI", true );
  35 define( "MEDIAWIKI_INSTALL", true );
  36 require_once( "includes/Defines.php" );
  37 require_once( "includes/DefaultSettings.php" );
  38 require_once( "includes/MagicWord.php" );
  39 require_once( "includes/Namespace.php" );
  40
  41 ?>
  42 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  43 <html>
  44 <head>
  45         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  46         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  47         <style type="text/css">
  48
  49                 @import "../skins/monobook/main.css";
  50
  51                 .env-check {
  52                         font-size: 90%;
  53                         margin: 1em 0 1em 2.5em;
  54                 }
  55
  56                 .config-section {
  57                         margin-top: 2em;
  58                 }
  59
  60                 .config-section label.column {
  61                         clear: left;
  62                         font-weight: bold;
  63                         width: 13em;
  64                         float: left;
  65                         text-align: right;
  66                         padding-right: 1em;
  67                         padding-top: .2em;
  68                 }
  69
  70                 .config-input {
  71                         clear: left;
  72                         zoom: 100%; /* IE hack */
  73                 }
  74
  75                 .config-section .config-desc {
  76                         clear: left;
  77                         margin: 0 0 2em 18em;
  78                         padding-top: 1em;
  79                         font-size: 85%;
  80                 }
  81
  82                 .iput-text, .iput-password {
  83                         width: 14em;
  84                         margin-right: 1em;
  85                 }
  86
  87                 .error {
  88                         color: red;
  89                         background-color: #fff;
  90                         font-weight: bold;
  91                         left: 1em;
  92                         font-size: 100%;
  93                 }
  94
  95                 .error-top {
  96                         color: red;
  97                         background-color: #FFF0F0;
  98                         border: 2px solid        red;
  99                         font-size: 130%;
 100                         font-weight: bold;
 101                         padding: 1em 1.5em;
 102                         margin: 2em 0 1em;
 103                 }
 104
 105                 ul.plain {
 106                         list-style-type: none;
 107                         list-style-image: none;
 108                         float: left;
 109                         margin: 0;
 110                         padding: 0;
 111                 }
 112
 113                 .btn-install {
 114                         font-weight: bold;
 115                         font-size: 110%;
 116                         padding: .2em .3em;
 117                 }
 118
 119                 .license {
 120                         font-size: 85%;
 121                         padding-top: 3em;
 122                 }
 123
 124         </style>
 125 </head>
 126
 127 <body>
 128 <div id="globalWrapper">
 129 <div id="column-content">
 130 <div id="content">
 131 <div id="bodyContent">
 132
 133 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 134
 135 <?php
 136
 137 /* Check for existing configurations and bug out! */
 138
 139 if( file_exists( "../LocalSettings.php" ) ) {
 140         dieout( "       <p><strong>Setup has completed, <a href='../index.php'>your wiki</a> is configured.</strong></p>
 141
 142         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 143 }
 144
 145 if( file_exists( "./LocalSettings.php" ) ) {
 146         writeSuccessMessage();
 147
 148         dieout( '' );
 149 }
 150
 151 if( !is_writable( "." ) ) {
 152         dieout( "<h2>Can't write config file, aborting</h2>
 153
 154         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 155         writable by the web server. Once configuration is done you'll move the created
 156         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 157         then remove the <tt>config</tt> subdirectory entirely.</p>
 158
 159         <p>To make the directory writable on a Unix/Linux system:</p>
 160
 161         <pre>
 162         cd <i>/path/to/wiki</i>
 163         chmod a+w config
 164         </pre>" );
 165 }
 166
 167
 168 require_once( "install-utils.inc" );
 169 require_once( "maintenance/updaters.inc" );
 170
 171 class ConfigData {
 172         function getEncoded( $data ) {
 173                 # removing latin1 support, no need...
 174                 return $data;
 175         }
 176         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 177         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 178         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 179 }
 180
 181 ?>
 182
 183 <h2>Checking environment...</h2>
 184 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 185 <ul class="env-check">
 186 <?php
 187 $endl = "
 188 ";
 189 $wgNoOutputBuffer = true;
 190 $conf = new ConfigData;
 191
 192 install_version_checks();
 193
 194 print "<li>PHP " . phpversion() . " installed</li>\n";
 195
 196 if( ini_get( "register_globals" ) ) {
 197         ?>
 198         <li>
 199                 <div style="font-size:110%">
 200                 <strong class="error">Warning:</strong>
 201                 <strong>PHP's   <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 202                 </div>
 203                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 204         </li>
 205         <?php
 206 }
 207
 208 $fatal = false;
 209
 210 if( ini_get( "magic_quotes_runtime" ) ) {
 211         $fatal = true;
 212         ?><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>
 213         This option corrupts data input unpredictably; you cannot install or use
 214         MediaWiki unless this option is disabled.
 215         <?php
 216 }
 217
 218 if( ini_get( "magic_quotes_sybase" ) ) {
 219         $fatal = true;
 220         ?><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>
 221         This option corrupts data input unpredictably; you cannot install or use
 222         MediaWiki unless this option is disabled.
 223         <?php
 224 }
 225
 226 if( ini_get( "mbstring.func_overload" ) ) {
 227         $fatal = true;
 228         ?><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>
 229         This option causes errors and may corrupt data unpredictably;
 230         you cannot install or use MediaWiki unless this option is disabled.
 231         <?php
 232 }
 233
 234 if( $fatal ) {
 235         dieout( "</ul><p>Cannot install MediaWiki.</p>" );
 236 }
 237
 238 if( ini_get( "safe_mode" ) ) {
 239         $conf->safeMode = true;
 240         ?>
 241         <li><b class='error'>Warning:</b> <strong>PHP's
 242         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 243         You may have problems caused by this, particularly if using image uploads.
 244         </li>
 245         <?php
 246 } else {
 247         $conf->safeMode = false;
 248 }
 249
 250 $sapi = php_sapi_name();
 251 $conf->prettyURLs = true;
 252 print "<li>PHP server API is $sapi; ";
 253 switch( $sapi ) {
 254 case "apache":
 255 case "apache2handler":
 256         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 257         break;
 258 default:
 259         print "unknown; ";
 260 case "cgi":
 261 case "cgi-fcgi":
 262 case "apache2filter":
 263 case "isapi":
 264         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 265         $conf->prettyURLs = false;
 266         break;
 267 }
 268 print "</li>\n";
 269
 270 $conf->xml = function_exists( "utf8_encode" );
 271 if( $conf->xml ) {
 272         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 273 } else {
 274         dieout( "PHP's XML module is missing; the wiki requires functions in
 275                 this module and won't work in this configuration.
 276                 If you're running Mandrake, install the php-xml package." );
 277 }
 278
 279 $memlimit = ini_get( "memory_limit" );
 280 $conf->raiseMemory = false;
 281 if( empty( $memlimit ) || $memlimit == -1 ) {
 282         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 283 } else {
 284         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <strong>If this is too low, installation may fail!</strong> ";
 285         $n = intval( $memlimit );
 286         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 287                 $n = intval( $m[1] * (1024*1024) );
 288         }
 289         if( $n < 20*1024*1024 ) {
 290                 print "Attempting to raise limit to 20M... ";
 291                 if( false === ini_set( "memory_limit", "20M" ) ) {
 292                         print "failed.";
 293                 } else {
 294                         $conf->raiseMemory = true;
 295                         print "ok.";
 296                 }
 297         }
 298         print "</li>\n";
 299 }
 300
 301 $conf->zlib = function_exists( "gzencode" );
 302 if( $conf->zlib ) {
 303         print "<li>Have zlib support; enabling output compression.</li>\n";
 304 } else {
 305         print "<li>No zlib support.</li>\n";
 306 }
 307
 308 $conf->turck = function_exists( 'mmcache_get' );
 309 if ( $conf->turck ) {
 310         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 311 }
 312 $conf->eaccel = function_exists( 'eaccelerator_get' );
 313 if ( $conf->eaccel ) {
 314     $conf->turck = 'eaccelerator';
 315     print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 316 }
 317 if (!$conf->turck && !$conf->eaccel) {
 318         print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor <a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> are installed, " .
 319           "can't use object caching functions</li>\n";
 320 }
 321
 322 $conf->diff3 = false;
 323 $diff3locations = array("/usr/bin", "/opt/csw/bin", "/usr/gnu/bin", "/usr/sfw/bin") + explode($sep, getenv("PATH"));
 324 $diff3names = array("gdiff3", "diff3", "diff3.exe");
 325
 326 $diff3versioninfo = array('$1 --version 2>&1', 'diff3 (GNU diffutils)');
 327 foreach ($diff3locations as $loc) {
 328         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 329         if ($exe !== false) {
 330                 $conf->diff3 = $exe;
 331                 break;
 332         }
 333 }
 334
 335 if ($conf->diff3)
 336         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 337 else
 338         print "<li>GNU diff3 not found.</li>";
 339
 340 $conf->ImageMagick = false;
 341 $imcheck = array( "/usr/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 342 foreach( $imcheck as $dir ) {
 343         $im = "$dir/convert";
 344         if( file_exists( $im ) ) {
 345                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 346                 $conf->ImageMagick = $im;
 347                 break;
 348         }
 349 }
 350
 351 $conf->HaveGD = function_exists( "imagejpeg" );
 352 if( $conf->HaveGD ) {
 353         print "<li>Found GD graphics library built-in";
 354         if( !$conf->ImageMagick ) {
 355                 print ", image thumbnailing will be enabled if you enable uploads";
 356         }
 357         print ".</li>\n";
 358 } else {
 359         if( !$conf->ImageMagick ) {
 360                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 361         }
 362 }
 363
 364 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 365
 366 $conf->IP = dirname( dirname( __FILE__ ) );
 367 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 368
 369 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["PHP_SELF"] ); # was SCRIPT_NAME
 370 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 371
 372 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 373         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 374
 375         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 376         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 377                 ? 'root@localhost'
 378                 : $_SERVER["SERVER_ADMIN"];
 379         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 380         $conf->DBtype = importPost( "DBtype", "mysql" );
 381         $conf->DBserver = importPost( "DBserver", "localhost" );
 382         $conf->DBname = importPost( "DBname", "wikidb" );
 383         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 384         $conf->DBpassword = importPost( "DBpassword" );
 385         $conf->DBpassword2 = importPost( "DBpassword2" );
 386         $conf->DBprefix = importPost( "DBprefix" );
 387         $conf->DBmysql5 = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 388         $conf->RootUser = importPost( "RootUser", "root" );
 389         $conf->RootPW = importPost( "RootPW", "-" );
 390         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 391         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 392         $conf->SysopPass = importPost( "SysopPass" );
 393         $conf->SysopPass2 = importPost( "SysopPass2" );
 394
 395 /* Check for validity */
 396 $errs = array();
 397
 398 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 399         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 400 }
 401 if( $conf->DBuser == "" ) {
 402         $errs["DBuser"] = "Must not be blank";
 403 }
 404 if( $conf->DBpassword == "" ) {
 405         $errs["DBpassword"] = "Must not be blank";
 406 }
 407 if( $conf->DBpassword != $conf->DBpassword2 ) {
 408         $errs["DBpassword2"] = "Passwords don't match!";
 409 }
 410 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 411         $errs["DBprefix"] = "Invalid table prefix";
 412 }
 413
 414 if( $conf->SysopPass == "" ) {
 415         $errs["SysopPass"] = "Must not be blank";
 416 }
 417 if( $conf->SysopPass != $conf->SysopPass2 ) {
 418         $errs["SysopPass2"] = "Passwords don't match!";
 419 }
 420
 421 $conf->License = importRequest( "License", "none" );
 422 if( $conf->License == "gfdl" ) {
 423         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 424         $conf->RightsText = "GNU Free Documentation License 1.2";
 425         $conf->RightsCode = "gfdl";
 426         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 427 } elseif( $conf->License == "none" ) {
 428         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 429 } else {
 430         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 431         $conf->RightsText = importRequest( "RightsText", "" );
 432         $conf->RightsCode = importRequest( "RightsCode", "" );
 433         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 434 }
 435
 436 $conf->Shm = importRequest( "Shm", "none" );
 437 $conf->MCServers = importRequest( "MCServers" );
 438
 439 /* Test memcached servers */
 440
 441 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 442         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 443         foreach ( $conf->MCServerArray as $server ) {
 444                 $error = testMemcachedServer( $server );
 445                 if ( $error ) {
 446                         $errs["MCServers"] = $error;
 447                         break;
 448                 }
 449         }
 450 } else if ( $conf->Shm == 'memcached' ) {
 451         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 452 }
 453
 454 /* default values for installation */
 455 $conf->Email    =importRequest("Email", "email_enabled");
 456 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 457 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 458 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 459
 460 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 461         do { /* So we can 'continue' to end prematurely */
 462                 $conf->Root = ($conf->RootPW != "");
 463
 464                 /* Load up the settings and get installin' */
 465                 $local = writeLocalSettings( $conf );
 466                 $wgCommandLineMode = false;
 467                 chdir( ".." );
 468                 eval($local);
 469                 if (!in_array($conf->DBtype, array("mysql", "oracle"))) {
 470                         $errs["DBtype"] = "Unknown database type.";
 471                         continue;
 472                 }
 473                 print "<li>Database type: {$conf->DBtype}</li>\n";
 474                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 475                 require_once("$dbclass.php");
 476                 $wgDBtype = $conf->DBtype;
 477                 $wgDBadminuser = "root";
 478                 $wgDBadminpassword = $conf->RootPW;
 479                 $wgDBprefix = $conf->DBprefix;
 480                 $wgCommandLineMode = true;
 481                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 482                 require_once( "includes/Setup.php" );
 483                 chdir( "config" );
 484
 485                 require_once( "maintenance/InitialiseMessages.inc" );
 486
 487                 $wgTitle = Title::newFromText( "Installation script" );
 488                 $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 489                 if( $mysqlOldClient ) {
 490                         print "<li><b>PHP is linked with old MySQL client libraries. If you are
 491                                 using a MySQL 4.1 server and have problems connecting to the database,
 492                                 see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 493                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 494                 }
 495                 $dbc = new $dbclass;
 496
 497                 if( $conf->DBtype == 'mysql' ) {
 498                         $ok = true; # Let's be optimistic
 499
 500                         # Decide if we're going to use the superuser or the regular database user
 501                         if( $conf->RootPW == '-' ) {
 502                                 # Regular user
 503                                 $conf->Root = false;
 504                                 $db_user = $wgDBuser;
 505                                 $db_pass = $wgDBpassword;
 506                         } else {
 507                                 # Superuser
 508                                 $conf->Root = true;
 509                                 $db_user = $conf->RootUser;
 510                                 $db_pass = $conf->RootPW;
 511                         }
 512
 513                         # Attempt to connect
 514                         echo( "<li>Attempting to connect to database server as $db_user..." );
 515                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 516
 517                         # Check the connection and respond to errors
 518                         if( $wgDatabase->isOpen() ) {
 519                                 # Seems OK
 520                                 $ok = true;
 521                                 $wgDBadminuser = $db_user;
 522                                 $wgDBadminpassword = $wgDBpassword;
 523                                 echo( "success.</li>\n" );
 524                                 $wgDatabase->ignoreErrors( true );
 525                                 $myver = mysql_get_server_info( $wgDatabase->mConn );
 526                         } else {
 527                                 # There were errors, report them and back out
 528                                 $ok = false;
 529                                 $errno = mysql_errno();
 530                                 $errtx = htmlspecialchars( mysql_error() );
 531                                 switch( $errno ) {
 532                                         case 1045:
 533                                         case 2000:
 534                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 535                                                 if( $conf->Root ) {
 536                                                         # The superuser details are wrong
 537                                                         $errs["RootUser"] = "Check username";
 538                                                         $errs["RootPW"] = "and password";
 539                                                 } else {
 540                                                         # The regular user details are wrong
 541                                                         $errs["DBuser"] = "Check username";
 542                                                         $errs["DBpassword"] = "and password";
 543                                                 }
 544                                                 break;
 545                                         case 2002:
 546                                         case 2003:
 547                                         default:
 548                                                 # General connection problem
 549                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 550                                                 $errs["DBserver"] = "Connection failed";
 551                                                 break;
 552                                 } # switch
 553                         } #conn. att.
 554
 555                         if( !$ok ) { continue; }
 556
 557                 } else /* not mysql */ {
 558                         print "<li>Connecting to SQL server...";
 559                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 560                         if (!$wgDatabase->isOpen()) {
 561                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 562                         } else {
 563                                 $wgDatabase->ignoreErrors(true);
 564                                 $myver = get_db_version();
 565                         }
 566                 }
 567
 568                 if ( !$wgDatabase->isOpen() ) {
 569                         $errs["DBserver"] = "Couldn't connect to database";
 570                         continue;
 571                 }
 572
 573                 print "<li>Connected to $myver";
 574                 if( version_compare( $myver, "4.0.0" ) < 0 ) {
 575                         die( " -- mysql 4.0 or later required. Aborting." );
 576                 }
 577                 $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 578                 if( $mysqlNewAuth && $mysqlOldClient ) {
 579                         print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 580                                 to old client libraries; if you have trouble with authentication, see
 581                                 <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 582                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 583                 }
 584                 if( $wgDBmysql5 ) {
 585                         if( $mysqlNewAuth ) {
 586                                 print "; enabling MySQL 4.1/5.0 charset mode";
 587                         } else {
 588                                 print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 589                                         but older version detected; will likely fail.</b>";
 590                         }
 591                 }
 592                 print "</li>\n";
 593
 594                 if ($conf->DBtype == 'mysql') {
 595                         @$sel = mysql_select_db( $wgDBname, $wgDatabase->mConn );
 596                         if( $sel ) {
 597                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 598                         } else {
 599                                 $err = mysql_errno();
 600                                 if ( $err != 1049 ) {
 601                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 602                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 603                                         continue;
 604                                 }
 605                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 606                                 if( !$res ) {
 607                                         print "<li>Couldn't create database <tt>" .
 608                                                 htmlspecialchars( $wgDBname ) .
 609                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 610                                         $errs["RootPW"] = "&lt;- Enter";
 611                                         continue;
 612                                 }
 613                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 614                         }
 615                         $wgDatabase->selectDB( $wgDBname );
 616                 }
 617
 618                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 619                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 620
 621                         # Create user if required
 622                         if ( $conf->Root ) {
 623                                 $conn = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 624                                 if ( $conn->isOpen() ) {
 625                                         print "<li>DB user account ok</li>\n";
 626                                         $conn->close();
 627                                 } else {
 628                                         print "<li>Granting user permissions...";
 629                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 630                                                 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>";
 631                                         }
 632                                         print "</li>\n";
 633                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 634                                 }
 635                         }
 636                         print "<pre>\n";
 637                         chdir( ".." );
 638                         flush();
 639                         do_all_updates();
 640                         chdir( "config" );
 641
 642                         print "</pre>\n";
 643                         print "<li>Finished update checks.</li>\n";
 644                 } else {
 645                         # FIXME: Check for errors
 646                         print "<li>Creating tables...";
 647                         if ($conf->DBtype == 'mysql') {
 648                                 if( $wgDBmysql5 ) {
 649                                         print " using MySQL 5 table defs...";
 650                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 651                                 } else {
 652                                         print " using MySQL 4 table defs...";
 653                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 654                                 }
 655                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 656                         } else {
 657                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 658                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 659                         }
 660
 661                         print " done.</li>\n";
 662
 663                         print "<li>Initializing data...";
 664                         $wgDatabase->insert( 'site_stats',
 665                                 array( 'ss_row_id'        => 1,
 666                                        'ss_total_views'   => 0,
 667                                        'ss_total_edits'   => 0,
 668                                        'ss_good_articles' => 0 ) );
 669
 670                         # Set up the "regular user" account *if we can, and if we need to*
 671                         if( $conf->Root ) {
 672                                 # See if we need to
 673                                 $wgDatabase2 = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, '', 1 );
 674                                 if( $wgDatabase2->isOpen() ) {
 675                                         # Nope, just close the test connection and continue
 676                                         $wgDatabase2->close();
 677                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>" );
 678                                 } else {
 679                                         # Yes, so run the grants
 680                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 681                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 682                                         echo( "success.</li>" );
 683                                 }
 684                         }
 685
 686                         if( $conf->SysopName ) {
 687                                 $u = User::newFromName( $conf->getSysopName() );
 688                                 if ( 0 == $u->idForName() ) {
 689                                         $u->addToDatabase();
 690                                         $u->setPassword( $conf->getSysopPass() );
 691                                         $u->saveSettings();
 692
 693                                         $u->addGroup( "sysop" );
 694                                         $u->addGroup( "bureaucrat" );
 695
 696                                         print "<li>Created sysop account <tt>" .
 697                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 698                                 } else {
 699                                         print "<li>Could not create user - already exists!</li>\n";
 700                                 }
 701                         } else {
 702                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 703                         }
 704
 705                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 706                         $article = new Article( $titleobj );
 707                         $newid = $article->insertOn( $wgDatabase );
 708                         $revision = new Revision( array(
 709                                 'page'      => $newid,
 710                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 711                                 'comment'   => '',
 712                                 'user'      => 0,
 713                                 'user_text' => 'MediaWiki default',
 714                                 ) );
 715                         $revid = $revision->insertOn( $wgDatabase );
 716                         $article->updateRevisionOn( $wgDatabase, $revision );
 717
 718                         print "<li><pre>";
 719                         initialiseMessages();
 720                         print "</pre></li>\n";
 721                 }
 722
 723                 /* Write out the config file now that all is well */
 724                 print "<p>Creating LocalSettings.php...</p>\n\n";
 725                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 726                 // Fix up a common line-ending problem (due to CVS on Windows)
 727                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 728
 729                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 730                         $xt = "xt"; # Refuse to overwrite an existing file
 731                 } else {
 732                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 733                 }
 734                 $f = fopen( "LocalSettings.php", $xt );
 735
 736                 if( $f == false ) {
 737                         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" .
 738                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 739                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 740                 }
 741                 if(fwrite( $f, $localSettings ) ) {
 742                         fclose( $f );
 743                         writeSuccessMessage();
 744                 } else {
 745                         fclose( $f );
 746                         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");
 747
 748                 }
 749
 750         } while( false );
 751 }
 752 ?>
 753 </ul>
 754
 755
 756 <?php
 757
 758 if( count( $errs ) ) {
 759         /* Display options form */
 760
 761         if( $conf->posted ) {
 762                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 763         }
 764 ?>
 765
 766 <form action="index.php" name="config" method="post">
 767
 768
 769 <h2>Site config</h2>
 770
 771 <div class="config-section">
 772         <div class="config-input">
 773                 <?php
 774                 aField( $conf, "Sitename", "Wiki name:" );
 775                 ?>
 776         </div>
 777         <p class="config-desc">
 778                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 779                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 780         </p>
 781
 782         <div class="config-input">
 783                 <?php
 784                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 785                 ?>
 786         </div>
 787         <p class="config-desc">
 788                 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.
 789         </p>
 790
 791         <div class="config-input">
 792                 <label class='column' for="LanguageCode">Language:</label>
 793                 <select id="LanguageCode" name="LanguageCode">
 794
 795                 <?php
 796                         $list = getLanguageList();
 797                         foreach( $list as $code => $name ) {
 798                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 799                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 800                         }
 801                 ?>
 802                 </select>
 803         </div>
 804         <p class="config-desc">
 805                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 806         </p>
 807
 808         <div class="config-input">
 809                 <label class='column'>Copyright/license:</label>
 810
 811                 <ul class="plain">
 812                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 813                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 814                 <li><?php
 815                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 816                         $partner = "MediaWiki";
 817                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 818                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 819                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 820                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 821                         ?>
 822                 <?php if( $conf->License == "cc" ) { ?>
 823                         <ul>
 824                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 825                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 826                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 827                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 828                         </ul>
 829                 <?php } ?>
 830                         </li>
 831                 </ul>
 832         </div>
 833         <p class="config-desc">
 834                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 835         </p>
 836
 837
 838         <div class="config-input">
 839                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 840         </div>
 841         <div class="config-input">
 842                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 843         </div>
 844         <div class="config-input">
 845                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 846         </div>
 847         <p class="config-desc">
 848                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 849                 A new account will be added only when creating a new wiki database.
 850         </p>
 851
 852         <div class="config-input">
 853                 <label class='column'>Shared memory caching:</label>
 854
 855                 <ul class="plain">
 856                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 857                 <?php
 858                         if ( $conf->turck ) {
 859                                 echo "<li>";
 860                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 861                                 echo "</li>";
 862                         }
 863                 ?>
 864                 <?php
 865                         if ( $conf->eaccel ) {
 866                                 echo "<li>";
 867                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 868                                 echo "</li>";
 869                         }
 870                 ?>
 871                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 872                 </ul>
 873                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 874         </div>
 875         <p class="config-desc">
 876                 Using a shared memory system such as Turck MMCache, eAccelerator, or Memcached will speed
 877                 up MediaWiki significantly. Memcached is the best solution but needs to be
 878                 installed. Specify the server addresses and ports in a comma-separted list. Only
 879                 use Turck shared memory if the wiki will be running on a single Apache server.
 880         </p>
 881 </div>
 882
 883 <h2>E-mail, e-mail notification and authentication setup</h2>
 884
 885 <div class="config-section">
 886         <div class="config-input">
 887                 <label class='column'>E-mail (general):</label>
 888                 <ul class="plain">
 889                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
 890                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
 891                 </ul>
 892         </div>
 893         <p class="config-desc">
 894                 Use this to disable all e-mail functions (send a password reminder, user-to-user e-mail and e-mail notification),
 895                 if sending e-mails on your server doesn't work.
 896         </p>
 897         <div class="config-input">
 898                 <label class='column'>User-to-user e-mail:</label>
 899                 <ul class="plain">
 900                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
 901                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
 902                 </ul>
 903         </div>
 904         <p class="config-desc">
 905                 Use this to disable only the user-to-user e-mail function (EmailUser).
 906         </p>
 907         <div class="config-input">
 908                 <label class='column'>E-mail notification:</label>
 909                 <ul class="plain">
 910                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
 911                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk changes only", "radio", "enotif_usertalk" ); ?></li>
 912                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk and watch list changes (not recommended for large wikis)", "radio", "enotif_allpages" ); ?></li>
 913                 </ul>
 914         </div>
 915         <div class="config-desc">
 916                 <p>
 917                 E-mail notification sends a notification e-mail to a user, when the user_talk page is changed
 918                 and/or when watch-listed pages are changed, depending on the above settings.
 919                 When testing this feature, be reminded, that obviously an e-mail address must be present in your preferences
 920                 and that your own changes never trigger notifications to be sent to yourself.</p>
 921
 922                 <p>Users get corresponding options to select or deselect in their users' preferences.
 923                 The user options are not shown on the preference page, if e-mail notification is disabled.</p>
 924
 925                 <p>There are additional options for fine tuning in /includes/DefaultSettings.php .</p>
 926         </div>
 927
 928         <div class="config-input">
 929                 <label class='column'>E-mail authentication:</label>
 930                 <ul class="plain">
 931                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
 932                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
 933                 </ul>
 934         </div>
 935         <div class="config-desc">
 936                 <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
 937                 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>
 938
 939                 <p>The e-mail address stays authenticated as long as the user does not change it; the time of authentication is indicated
 940                 on the user preference page.</p>
 941
 942                 <p>If the option is enabled, only authenticated e-mail addresses can receive EmailUser mails and/or
 943                 e-mail notification mails.</p>
 944         </div>
 945
 946 </div>
 947
 948 <h2>Database config</h2>
 949
 950 <div class="config-section">
 951 <div class="config-input">
 952                 <label class='column'>Database type:</label>
 953                 <ul class='plain'>
 954                         <li><?php aField( $conf, "DBtype", "MySQL", "radio", "mysql"); ?></li>
 955                         <li><?php aField( $conf, "DBtype", "Oracle", "radio", "oracle" ); ?></li>
 956                 </ul>
 957         </div>
 958
 959         <div class="config-input" style="clear:left"><?php
 960                 aField( $conf, "DBserver", "SQL server host:" );
 961         ?></div>
 962         <p class="config-desc">
 963                 If your database server isn't on your web server, enter the name
 964                 or IP address here.  MySQL only.
 965         </p>
 966
 967         <div class="config-input"><?php
 968                 aField( $conf, "DBname", "Database name:" );
 969         ?></div>
 970         <div class="config-desc">
 971                 If using Oracle, set this to your connection identifier.
 972         </div>
 973         <div class="config-input"><?php
 974                 aField( $conf, "DBuser", "DB username:" );
 975         ?></div>
 976         <div class="config-input"><?php
 977                 aField( $conf, "DBpassword", "DB password:", "password" );
 978         ?></div>
 979         <div class="config-input"><?php
 980                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
 981         ?></div>
 982         <p class="config-desc">
 983                 If you only have a single user account and database available,
 984                 enter those here. If you have database root access (see below)
 985                 you can specify new accounts/databases to be created.
 986         </p>
 987         <p>
 988                 This account will not be created if it pre-exists. If this is the case, ensure that it
 989                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
 990         </p>
 991
 992         <div class="config-input"><?php
 993                 aField( $conf, "DBprefix", "Database table prefix:" );
 994         ?></div>
 995         <div class="config-desc">
 996                 <p>If you need to share one database between multiple wikis, or
 997                 MediaWiki and another web application, you may choose to
 998                 add a prefix to all the table names to avoid conflicts.</p>
 999
1000                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1001         </div>
1002
1003         <div class="config-input"><label class="column">Database charset</label>
1004                 <div>Select one:</div>
1005                 <ul class="plain">
1006                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
1007                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
1008                 </ul>
1009         </div>
1010         <p class="config-desc">
1011                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1012                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1013                 cause things to break. <b>If upgrading an older installation, leave
1014                 in backwards-compatible mode.</b>
1015         </p>
1016
1017         <div class="config-input">
1018                 <?php
1019                 aField( $conf, "RootUser", "Superuser account:", "superuser" );
1020                 ?>
1021         </div>
1022         <div class="config-input">
1023                 <?php
1024                 aField( $conf, "RootPW", "Superuser password:", "password" );
1025                 ?>
1026         </div>
1027
1028         <p class="config-desc">
1029                 If the database user specified above does not exist, or does not have access to create
1030                 the database (if needed) or tables within it, please provide details of a superuser account,
1031                 such as <strong>root</strong>, which does. Leave the password set to <strong>-</strong> if this is not needed.
1032         </p>
1033
1034         <div class="config-input" style="padding:2em 0 3em">
1035                 <label class='column'>&nbsp;</label>
1036                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1037         </div>
1038
1039 </div>
1040
1041 </form>
1042
1043 <?php
1044 }
1045
1046 /* -------------------------------------------------------------------------------------- */
1047 function writeSuccessMessage() {
1048         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1049                 echo <<<EOT
1050 <p>Installation successful!</p>
1051 <p>To complete the installation, please do the following:
1052 <ol>
1053         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1054         <li>Upload it to the parent directory</li>
1055         <li>Delete config/LocalSettings.php</li>
1056         <li>Start using <a href='../index.php'>your wiki</a>!
1057 </ol>
1058 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1059 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1060 which means that anyone on the same server can read your database password! Downloading
1061 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1062 EOT;
1063         } else {
1064                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1065                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1066         }
1067 }
1068
1069
1070 function escapePhpString( $string ) {
1071         return strtr( $string,
1072                 array(
1073                         "\n" => "\\n",
1074                         "\r" => "\\r",
1075                         "\t" => "\\t",
1076                         "\\" => "\\\\",
1077                         "\$" => "\\\$",
1078                         "\"" => "\\\""
1079                 ));
1080 }
1081
1082 function writeLocalSettings( $conf ) {
1083         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1084         $conf->PasswordSender = $conf->EmergencyContact;
1085         $zlib = ($conf->zlib ? "" : "# ");
1086         $magic = ($conf->ImageMagick ? "" : "# ");
1087         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1088         $pretty = ($conf->prettyURLs ? "" : "# ");
1089         $ugly = ($conf->prettyURLs ? "# " : "");
1090         $rights = ($conf->RightsUrl) ? "" : "# ";
1091         $hashedUploads = $conf->safeMode ? '' : '# ';
1092
1093         switch ( $conf->Shm ) {
1094                 case 'memcached':
1095                         $cacheType = 'CACHE_MEMCACHED';
1096                         $mcservers = var_export( $conf->MCServerArray, true );
1097                         break;
1098                 case 'turck':
1099                 case 'eaccel':
1100                         $cacheType = 'CACHE_ACCEL';
1101                         $mcservers = 'array()';
1102                         break;
1103                 default:
1104                         $cacheType = 'CACHE_NONE';
1105                         $mcservers = 'array()';
1106         }
1107
1108         if ( $conf->Email == 'email_enabled' ) {
1109                 $enableemail = 'true';
1110                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1111                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1112                 switch ( $conf->Enotif ) {
1113                         case 'enotif_usertalk':
1114                                 $enotifusertalk = 'true';
1115                                 $enotifwatchlist = 'false';
1116                                 break;
1117                         case 'enotif_allpages':
1118                                 $enotifusertalk = 'true';
1119                                 $enotifwatchlist = 'true';
1120                                 break;
1121                         default:
1122                                 $enotifusertalk = 'false';
1123                                 $enotifwatchlist = 'false';
1124                 }
1125         } else {
1126                 $enableuseremail = 'false';
1127                 $enableemail = 'false';
1128                 $eauthent = 'false';
1129                 $enotifusertalk = 'false';
1130                 $enotifwatchlist = 'false';
1131         }
1132
1133         $file = @fopen( "/dev/urandom", "r" );
1134         if ( $file ) {
1135                 $secretKey = bin2hex( fread( $file, 32 ) );
1136                 fclose( $file );
1137         } else {
1138                 $secretKey = "";
1139                 for ( $i=0; $i<8; $i++ ) {
1140                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1141                 }
1142                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1143         }
1144
1145         # Add slashes to strings for double quoting
1146         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1147         if( $conf->License == 'gfdl' ) {
1148                 # Needs literal string interpolation for the current style path
1149                 $slconf['RightsIcon'] = $conf->RightsIcon;
1150         }
1151
1152         $sep = PATH_SEPARATOR;
1153         $localsettings = "
1154 # This file was automatically generated by the MediaWiki installer.
1155 # If you make manual changes, please keep track in case you need to
1156 # recreate them later.
1157 #
1158 # See includes/DefaultSettings.php for all configurable settings
1159 # and their default values, but don't forget to make changes in _this_
1160 # file, not there.
1161
1162 \$IP = \"{$slconf['IP']}\";
1163 if( !ini_set( \"include_path\", \".$sep\$IP$sep\$IP/includes$sep\$IP/languages\" ) ) {
1164         set_include_path( \".$sep\$IP$sep\$IP/includes$sep\$IP/languages\" );
1165 }
1166 require_once( \"includes/DefaultSettings.php\" );
1167
1168 # If PHP's memory limit is very low, some operations may fail.
1169 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1170
1171 if ( \$wgCommandLineMode ) {
1172         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1173                 die( \"This script must be run from the command line\\n\" );
1174         }
1175 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1176         ## Compress output if the browser supports it
1177         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1178 }
1179
1180 \$wgSitename         = \"{$slconf['Sitename']}\";
1181
1182 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1183 \$wgScript           = \"\$wgScriptPath/index.php\";
1184 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1185
1186 ## If using PHP as a CGI module, use the ugly URLs
1187 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1188 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1189
1190 \$wgStylePath        = \"\$wgScriptPath/skins\";
1191 \$wgStyleDirectory   = \"\$IP/skins\";
1192 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1193
1194 \$wgUploadPath       = \"\$wgScriptPath/images\";
1195 \$wgUploadDirectory  = \"\$IP/images\";
1196
1197 \$wgEnableEmail = $enableemail;
1198 \$wgEnableUserEmail = $enableuseremail;
1199
1200 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1201 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1202
1203 ## For a detailed description of the following switches see
1204 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1205 ## There are many more options for fine tuning available see
1206 ## /includes/DefaultSettings.php
1207 ## UPO means: this is also a user preference option
1208 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1209 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1210 \$wgEmailAuthentication = $eauthent;
1211
1212 \$wgDBserver         = \"{$slconf['DBserver']}\";
1213 \$wgDBname           = \"{$slconf['DBname']}\";
1214 \$wgDBuser           = \"{$slconf['DBuser']}\";
1215 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1216 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1217 \$wgDBtype           = \"{$slconf['DBtype']}\";
1218
1219 # Experimental charset support for MySQL 4.1/5.0.
1220 \$wgDBmysql5 = {$conf->DBmysql5};
1221
1222 ## Shared memory settings
1223 \$wgMainCacheType = $cacheType;
1224 \$wgMemCachedServers = $mcservers;
1225
1226 ## To enable image uploads, make sure the 'images' directory
1227 ## is writable, then uncomment this:
1228 # \$wgEnableUploads             = true;
1229 \$wgUseImageResize              = {$conf->UseImageResize};
1230 {$magic}\$wgUseImageMagick = true;
1231 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1232
1233 ## If you want to use image uploads under safe mode,
1234 ## create the directories images/archive, images/thumb and
1235 ## images/temp, and make them all writable. Then uncomment
1236 ## this, if it's not already uncommented:
1237 {$hashedUploads}\$wgHashedUploadDirectory = false;
1238
1239 ## If you have the appropriate support software installed
1240 ## you can enable inline LaTeX equations:
1241 # \$wgUseTeX                    = true;
1242 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1243 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1244 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1245
1246 \$wgLocalInterwiki   = \$wgSitename;
1247
1248 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1249
1250 \$wgProxyKey = \"$secretKey\";
1251
1252 ## Default skin: you can change the default skin. Use the internal symbolic
1253 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1254 # \$wgDefaultSkin = 'monobook';
1255
1256 ## For attaching licensing metadata to pages, and displaying an
1257 ## appropriate copyright notice / icon. GNU Free Documentation
1258 ## License and Creative Commons licenses are supported so far.
1259 {$rights}\$wgEnableCreativeCommonsRdf = true;
1260 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1261 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1262 \$wgRightsText = \"{$slconf['RightsText']}\";
1263 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1264 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1265
1266 \$wgDiff3 = \"{$slconf['diff3']}\";
1267 ";
1268         // Keep things in Unix line endings internally;
1269         // the system will write out as local text type.
1270         return str_replace( "\r\n", "\n", $localsettings );
1271 }
1272
1273 function dieout( $text ) {
1274         die( $text . "\n\n</body>\n</html>" );
1275 }
1276
1277 function importVar( &$var, $name, $default = "" ) {
1278         if( isset( $var[$name] ) ) {
1279                 $retval = $var[$name];
1280                 if ( get_magic_quotes_gpc() ) {
1281                         $retval = stripslashes( $retval );
1282                 }
1283         } else {
1284                 $retval = $default;
1285         }
1286         return $retval;
1287 }
1288
1289 function importPost( $name, $default = "" ) {
1290         return importVar( $_POST, $name, $default );
1291 }
1292
1293 function importRequest( $name, $default = "" ) {
1294         return importVar( $_REQUEST, $name, $default );
1295 }
1296
1297 $radioCount = 0;
1298
1299 function aField( &$conf, $field, $text, $type = "text", $value = "" ) {
1300         global $radioCount;
1301         if( $type != "" ) {
1302                 $xtype = "type=\"$type\"";
1303         } else {
1304                 $xtype = "";
1305         }
1306
1307         if(!(isset($id)) or ($id == "") ) $id = $field;
1308         $nolabel = ($type == "radio") || ($type == "hidden");
1309
1310         if ($type == 'radio')
1311                 $id .= $radioCount++;
1312
1313         if( $nolabel ) {
1314                 echo "\t\t<label>";
1315         } else {
1316                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1317         }
1318
1319         if( $type == "radio" && $value == $conf->$field ) {
1320                 $checked = "checked='checked'";
1321         } else {
1322                 $checked = "";
1323         }
1324         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked value=\"";
1325         if( $type == "radio" ) {
1326                 echo htmlspecialchars( $value );
1327         } else {
1328                 echo htmlspecialchars( $conf->$field );
1329         }
1330         echo "\" />\n";
1331         if( $nolabel ) {
1332                 echo " $text</label>\n";
1333         }
1334
1335         global $errs;
1336         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1337 }
1338
1339 function getLanguageList() {
1340         global $wgLanguageNames;
1341         if( !isset( $wgLanguageNames ) ) {
1342                 $wgContLanguageCode = "xxx";
1343                 function wfLocalUrl( $x ) { return $x; }
1344                 function wfLocalUrlE( $x ) { return $x; }
1345                 require_once( "languages/Names.php" );
1346         }
1347
1348         $codes = array();
1349
1350         $d = opendir( "../languages" );
1351         while( false !== ($f = readdir( $d ) ) ) {
1352                 $m = array();
1353                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1354                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1355                         if( isset( $wgLanguageNames[$code] ) ) {
1356                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1357                         } else {
1358                                 $name = $code;
1359                         }
1360                         $codes[$code] = $name;
1361                 }
1362         }
1363         closedir( $d );
1364         ksort( $codes );
1365         return $codes;
1366 }
1367
1368 #Check for location of an executable
1369 # @param string $loc single location to check
1370 # @param array $names filenames to check for.
1371 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1372 function locate_executable($loc, $names, $versioninfo = false) {
1373         if (!is_array($names))
1374                 $names = array($names);
1375
1376         foreach ($names as $name) {
1377                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1378                 if (file_exists($command)) {
1379                         if (!$versioninfo)
1380                                 return $command;
1381
1382                         $file = str_replace('$1', $command, $versioninfo[0]);
1383                         if (strstr(`$file`, $versioninfo[1]) !== false)
1384                                 return $command;
1385                 }
1386         }
1387         return false;
1388 }
1389
1390 function get_db_version() {
1391         global $wgDatabase, $conf;
1392         if ($conf->DBtype == 'mysql')
1393                 return mysql_get_server_info( $wgDatabase->mConn );
1394         else if ($conf->DBtype == 'oracle')
1395                 return oci_server_version($wgDatabase->mConn);
1396 }
1397
1398 # Test a memcached server
1399 function testMemcachedServer( $server ) {
1400         $hostport = explode(":", $server);
1401         $errstr = false;
1402         $fp = false;
1403         if ( !function_exists( 'fsockopen' ) ) {
1404                 $errstr = "Can't connect to memcached, fsockopen() not present";
1405         }
1406         if ( !$errstr &&  count( $hostport ) != 2 ) {
1407                 $errstr = 'Please specify host and port';
1408                 var_dump( $hostport );
1409         }
1410         if ( !$errstr ) {
1411                 list( $host, $port ) = $hostport;
1412                 $errno = 0;
1413                 $fsockerr = '';
1414
1415                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1416                 if ( $fp === false ) {
1417                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1418                 }
1419         }
1420         if ( !$errstr ) {
1421                 $command = "version\r\n";
1422                 $bytes = fwrite( $fp, $command );
1423                 if ( $bytes != strlen( $command ) ) {
1424                         $errstr = "Cannot write to memcached socket on $host:$port";
1425                 }
1426         }
1427         if ( !$errstr ) {
1428                 $expected = "VERSION ";
1429                 $response = fread( $fp, strlen( $expected ) );
1430                 if ( $response != $expected ) {
1431                         $errstr = "Didn't get correct memcached response from $host:$port";
1432                 }
1433         }
1434         if ( $fp ) {
1435                 fclose( $fp );
1436         }
1437         if ( !$errstr ) {
1438                 echo "<li>Connected to memcached on $host:$port successfully";
1439         }
1440         return $errstr;
1441 }
1442 ?>
1443
1444         <div class="license">
1445         <hr>
1446         <p>This program is free software; you can redistribute it and/or modify
1447          it under the terms of the GNU General Public License as published by
1448          the Free Software Foundation; either version 2 of the License, or
1449          (at your option) any later version.</p>
1450
1451          <p>This program is distributed in the hope that it will be useful,
1452          but WITHOUT ANY WARRANTY; without even the implied warranty of
1453          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1454          GNU General Public License for more details.</p>
1455
1456          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1457          along with this program; if not, write to the Free Software
1458          Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
1459          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1460         </div>
1461
1462 </div></div></div>
1463
1464
1465 <div id="column-one">
1466         <div class="portlet" id="p-logo">
1467           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1468             href="http://www.mediawiki.org/"
1469             title="Main Page"></a>
1470         </div>
1471         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1472         <div class='portlet'><div class='pBody'>
1473                 <ul>
1474                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1475                         <li><a href="../README">Readme</a></li>
1476                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1477                         <li><a href="../docs/">Documentation</a></li>
1478                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1479                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1480                 </ul>
1481                 <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>
1482         </div></div>
1483 </div>
1484
1485 </div>
1486
1487 </body>
1488 </html>