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 define( 'MW_INSTALL_PATH', $IP );
  29 $sep = PATH_SEPARATOR;
  30 if( !ini_set( "include_path", ".$sep$IP$sep$IP/includes$sep$IP/languages" ) ) {
  31         set_include_path( ".$sep$IP$sep$IP/includes$sep$IP/languages" );
  32 }
  33
  34 # Define an entry point and include some files
  35 define( "MEDIAWIKI", true );
  36 define( "MEDIAWIKI_INSTALL", true );
  37 require_once( "includes/Defines.php" );
  38 require_once( "includes/DefaultSettings.php" );
  39 require_once( "includes/MagicWord.php" );
  40 require_once( "includes/Namespace.php" );
  41
  42 ?>
  43 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  44 <html>
  45 <head>
  46         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  47         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  48         <style type="text/css">
  49
  50                 @import "../skins/monobook/main.css";
  51
  52                 .env-check {
  53                         font-size: 90%;
  54                         margin: 1em 0 1em 2.5em;
  55                 }
  56
  57                 .config-section {
  58                         margin-top: 2em;
  59                 }
  60
  61                 .config-section label.column {
  62                         clear: left;
  63                         font-weight: bold;
  64                         width: 13em;
  65                         float: left;
  66                         text-align: right;
  67                         padding-right: 1em;
  68                         padding-top: .2em;
  69                 }
  70
  71                 .config-input {
  72                         clear: left;
  73                         zoom: 100%; /* IE hack */
  74                 }
  75
  76                 .config-section .config-desc {
  77                         clear: left;
  78                         margin: 0 0 2em 18em;
  79                         padding-top: 1em;
  80                         font-size: 85%;
  81                 }
  82
  83                 .iput-text, .iput-password {
  84                         width: 14em;
  85                         margin-right: 1em;
  86                 }
  87
  88                 .error {
  89                         color: red;
  90                         background-color: #fff;
  91                         font-weight: bold;
  92                         left: 1em;
  93                         font-size: 100%;
  94                 }
  95
  96                 .error-top {
  97                         color: red;
  98                         background-color: #FFF0F0;
  99                         border: 2px solid        red;
 100                         font-size: 130%;
 101                         font-weight: bold;
 102                         padding: 1em 1.5em;
 103                         margin: 2em 0 1em;
 104                 }
 105
 106                 ul.plain {
 107                         list-style-type: none;
 108                         list-style-image: none;
 109                         float: left;
 110                         margin: 0;
 111                         padding: 0;
 112                 }
 113
 114                 .btn-install {
 115                         font-weight: bold;
 116                         font-size: 110%;
 117                         padding: .2em .3em;
 118                 }
 119
 120                 .license {
 121                         font-size: 85%;
 122                         padding-top: 3em;
 123                 }
 124
 125         </style>
 126 </head>
 127
 128 <body>
 129 <div id="globalWrapper">
 130 <div id="column-content">
 131 <div id="content">
 132 <div id="bodyContent">
 133
 134 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 135
 136 <?php
 137
 138 /* Check for existing configurations and bug out! */
 139
 140 if( file_exists( "../LocalSettings.php" ) ) {
 141         dieout( "       <p><strong>Setup has completed, <a href='../index.php'>your wiki</a> is configured.</strong></p>
 142
 143         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 144 }
 145
 146 if( file_exists( "./LocalSettings.php" ) ) {
 147         writeSuccessMessage();
 148
 149         dieout( '' );
 150 }
 151
 152 if( !is_writable( "." ) ) {
 153         dieout( "<h2>Can't write config file, aborting</h2>
 154
 155         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 156         writable by the web server. Once configuration is done you'll move the created
 157         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 158         then remove the <tt>config</tt> subdirectory entirely.</p>
 159
 160         <p>To make the directory writable on a Unix/Linux system:</p>
 161
 162         <pre>
 163         cd <i>/path/to/wiki</i>
 164         chmod a+w config
 165         </pre>" );
 166 }
 167
 168
 169 require_once( "install-utils.inc" );
 170 require_once( "maintenance/updaters.inc" );
 171
 172 class ConfigData {
 173         function getEncoded( $data ) {
 174                 # removing latin1 support, no need...
 175                 return $data;
 176         }
 177         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 178         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 179         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 180 }
 181
 182 ?>
 183
 184 <h2>Checking environment...</h2>
 185 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 186 <ul class="env-check">
 187 <?php
 188 $endl = "
 189 ";
 190 $wgNoOutputBuffer = true;
 191 $conf = new ConfigData;
 192
 193 install_version_checks();
 194
 195 print "<li>PHP " . phpversion() . " installed</li>\n";
 196
 197 if( ini_get( "register_globals" ) ) {
 198         ?>
 199         <li>
 200                 <div style="font-size:110%">
 201                 <strong class="error">Warning:</strong>
 202                 <strong>PHP's   <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 203                 </div>
 204                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 205         </li>
 206         <?php
 207 }
 208
 209 $fatal = false;
 210
 211 if( ini_get( "magic_quotes_runtime" ) ) {
 212         $fatal = true;
 213         ?><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>
 214         This option corrupts data input unpredictably; you cannot install or use
 215         MediaWiki unless this option is disabled.
 216         <?php
 217 }
 218
 219 if( ini_get( "magic_quotes_sybase" ) ) {
 220         $fatal = true;
 221         ?><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>
 222         This option corrupts data input unpredictably; you cannot install or use
 223         MediaWiki unless this option is disabled.
 224         <?php
 225 }
 226
 227 if( ini_get( "mbstring.func_overload" ) ) {
 228         $fatal = true;
 229         ?><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>
 230         This option causes errors and may corrupt data unpredictably;
 231         you cannot install or use MediaWiki unless this option is disabled.
 232         <?php
 233 }
 234
 235 if( $fatal ) {
 236         dieout( "</ul><p>Cannot install MediaWiki.</p>" );
 237 }
 238
 239 if( ini_get( "safe_mode" ) ) {
 240         $conf->safeMode = true;
 241         ?>
 242         <li><b class='error'>Warning:</b> <strong>PHP's
 243         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 244         You may have problems caused by this, particularly if using image uploads.
 245         </li>
 246         <?php
 247 } else {
 248         $conf->safeMode = false;
 249 }
 250
 251 $sapi = php_sapi_name();
 252 $conf->prettyURLs = true;
 253 print "<li>PHP server API is $sapi; ";
 254 switch( $sapi ) {
 255 case "apache":
 256 case "apache2handler":
 257         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 258         break;
 259 default:
 260         print "unknown; ";
 261 case "cgi":
 262 case "cgi-fcgi":
 263 case "apache2filter":
 264 case "isapi":
 265         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 266         $conf->prettyURLs = false;
 267         break;
 268 }
 269 print "</li>\n";
 270
 271 $conf->xml = function_exists( "utf8_encode" );
 272 if( $conf->xml ) {
 273         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 274 } else {
 275         dieout( "PHP's XML module is missing; the wiki requires functions in
 276                 this module and won't work in this configuration.
 277                 If you're running Mandrake, install the php-xml package." );
 278 }
 279
 280 $memlimit = ini_get( "memory_limit" );
 281 $conf->raiseMemory = false;
 282 if( empty( $memlimit ) || $memlimit == -1 ) {
 283         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 284 } else {
 285         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <strong>If this is too low, installation may fail!</strong> ";
 286         $n = intval( $memlimit );
 287         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 288                 $n = intval( $m[1] * (1024*1024) );
 289         }
 290         if( $n < 20*1024*1024 ) {
 291                 print "Attempting to raise limit to 20M... ";
 292                 if( false === ini_set( "memory_limit", "20M" ) ) {
 293                         print "failed.";
 294                 } else {
 295                         $conf->raiseMemory = true;
 296                         print "ok.";
 297                 }
 298         }
 299         print "</li>\n";
 300 }
 301
 302 $conf->zlib = function_exists( "gzencode" );
 303 if( $conf->zlib ) {
 304         print "<li>Have zlib support; enabling output compression.</li>\n";
 305 } else {
 306         print "<li>No zlib support.</li>\n";
 307 }
 308
 309 $conf->turck = function_exists( 'mmcache_get' );
 310 if ( $conf->turck ) {
 311         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 312 }
 313 $conf->eaccel = function_exists( 'eaccelerator_get' );
 314 if ( $conf->eaccel ) {
 315     $conf->turck = 'eaccelerator';
 316     print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 317 }
 318 if (!$conf->turck && !$conf->eaccel) {
 319         print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor <a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> are installed, " .
 320           "can't use object caching functions</li>\n";
 321 }
 322
 323 $conf->diff3 = false;
 324 $diff3locations = array("/usr/bin", "/opt/csw/bin", "/usr/gnu/bin", "/usr/sfw/bin") + explode($sep, getenv("PATH"));
 325 $diff3names = array("gdiff3", "diff3", "diff3.exe");
 326
 327 $diff3versioninfo = array('$1 --version 2>&1', 'diff3 (GNU diffutils)');
 328 foreach ($diff3locations as $loc) {
 329         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 330         if ($exe !== false) {
 331                 $conf->diff3 = $exe;
 332                 break;
 333         }
 334 }
 335
 336 if ($conf->diff3)
 337         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 338 else
 339         print "<li>GNU diff3 not found.</li>";
 340
 341 $conf->ImageMagick = false;
 342 $imcheck = array( "/usr/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 343 foreach( $imcheck as $dir ) {
 344         $im = "$dir/convert";
 345         if( file_exists( $im ) ) {
 346                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 347                 $conf->ImageMagick = $im;
 348                 break;
 349         }
 350 }
 351
 352 $conf->HaveGD = function_exists( "imagejpeg" );
 353 if( $conf->HaveGD ) {
 354         print "<li>Found GD graphics library built-in";
 355         if( !$conf->ImageMagick ) {
 356                 print ", image thumbnailing will be enabled if you enable uploads";
 357         }
 358         print ".</li>\n";
 359 } else {
 360         if( !$conf->ImageMagick ) {
 361                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 362         }
 363 }
 364
 365 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 366
 367 $conf->IP = dirname( dirname( __FILE__ ) );
 368 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 369
 370 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["PHP_SELF"] ); # was SCRIPT_NAME
 371 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 372
 373 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 374         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 375
 376         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 377         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 378                 ? 'root@localhost'
 379                 : $_SERVER["SERVER_ADMIN"];
 380         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 381         $conf->DBtype = importPost( "DBtype", "mysql" );
 382         $conf->DBserver = importPost( "DBserver", "localhost" );
 383         $conf->DBname = importPost( "DBname", "wikidb" );
 384         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 385         $conf->DBpassword = importPost( "DBpassword" );
 386         $conf->DBpassword2 = importPost( "DBpassword2" );
 387         $conf->DBprefix = importPost( "DBprefix" );
 388         $conf->DBmysql5 = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 389         $conf->RootUser = importPost( "RootUser", "root" );
 390         $conf->RootPW = importPost( "RootPW", "-" );
 391         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 392         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 393         $conf->SysopPass = importPost( "SysopPass" );
 394         $conf->SysopPass2 = importPost( "SysopPass2" );
 395
 396 /* Check for validity */
 397 $errs = array();
 398
 399 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 400         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 401 }
 402 if( $conf->DBuser == "" ) {
 403         $errs["DBuser"] = "Must not be blank";
 404 }
 405 if( $conf->DBpassword == "" ) {
 406         $errs["DBpassword"] = "Must not be blank";
 407 }
 408 if( $conf->DBpassword != $conf->DBpassword2 ) {
 409         $errs["DBpassword2"] = "Passwords don't match!";
 410 }
 411 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 412         $errs["DBprefix"] = "Invalid table prefix";
 413 }
 414
 415 if( $conf->SysopPass == "" ) {
 416         $errs["SysopPass"] = "Must not be blank";
 417 }
 418 if( $conf->SysopPass != $conf->SysopPass2 ) {
 419         $errs["SysopPass2"] = "Passwords don't match!";
 420 }
 421
 422 $conf->License = importRequest( "License", "none" );
 423 if( $conf->License == "gfdl" ) {
 424         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 425         $conf->RightsText = "GNU Free Documentation License 1.2";
 426         $conf->RightsCode = "gfdl";
 427         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 428 } elseif( $conf->License == "none" ) {
 429         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 430 } else {
 431         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 432         $conf->RightsText = importRequest( "RightsText", "" );
 433         $conf->RightsCode = importRequest( "RightsCode", "" );
 434         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 435 }
 436
 437 $conf->Shm = importRequest( "Shm", "none" );
 438 $conf->MCServers = importRequest( "MCServers" );
 439
 440 /* Test memcached servers */
 441
 442 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 443         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 444         foreach ( $conf->MCServerArray as $server ) {
 445                 $error = testMemcachedServer( $server );
 446                 if ( $error ) {
 447                         $errs["MCServers"] = $error;
 448                         break;
 449                 }
 450         }
 451 } else if ( $conf->Shm == 'memcached' ) {
 452         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 453 }
 454
 455 /* default values for installation */
 456 $conf->Email    =importRequest("Email", "email_enabled");
 457 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 458 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 459 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 460
 461 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 462         do { /* So we can 'continue' to end prematurely */
 463                 $conf->Root = ($conf->RootPW != "");
 464
 465                 /* Load up the settings and get installin' */
 466                 $local = writeLocalSettings( $conf );
 467                 echo "<p><b>Generating configuration file...</b></p>\n";
 468                 echo "<pre>" . htmlspecialchars( $local ) . "</pre>\n";
 469
 470                 $wgCommandLineMode = false;
 471                 chdir( ".." );
 472                 eval($local);
 473                 if (!in_array($conf->DBtype, array("mysql", "oracle"))) {
 474                         $errs["DBtype"] = "Unknown database type.";
 475                         continue;
 476                 }
 477                 print "<li>Database type: {$conf->DBtype}</li>\n";
 478                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 479                 require_once("$dbclass.php");
 480                 $wgDBtype = $conf->DBtype;
 481                 $wgDBadminuser = "root";
 482                 $wgDBadminpassword = $conf->RootPW;
 483                 $wgDBprefix = $conf->DBprefix;
 484                 $wgCommandLineMode = true;
 485                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 486                 require_once( "includes/Setup.php" );
 487                 chdir( "config" );
 488
 489                 require_once( "maintenance/InitialiseMessages.inc" );
 490
 491                 $wgTitle = Title::newFromText( "Installation script" );
 492                 $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 493                 if( $mysqlOldClient ) {
 494                         print "<li><b>PHP is linked with old MySQL client libraries. If you are
 495                                 using a MySQL 4.1 server and have problems connecting to the database,
 496                                 see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 497                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 498                 }
 499                 $dbc = new $dbclass;
 500
 501                 if( $conf->DBtype == 'mysql' ) {
 502                         $ok = true; # Let's be optimistic
 503
 504                         # Decide if we're going to use the superuser or the regular database user
 505                         if( $conf->RootPW == '-' ) {
 506                                 # Regular user
 507                                 $conf->Root = false;
 508                                 $db_user = $wgDBuser;
 509                                 $db_pass = $wgDBpassword;
 510                         } else {
 511                                 # Superuser
 512                                 $conf->Root = true;
 513                                 $db_user = $conf->RootUser;
 514                                 $db_pass = $conf->RootPW;
 515                         }
 516
 517                         # Attempt to connect
 518                         echo( "<li>Attempting to connect to database server as $db_user..." );
 519                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 520
 521                         # Check the connection and respond to errors
 522                         if( $wgDatabase->isOpen() ) {
 523                                 # Seems OK
 524                                 $ok = true;
 525                                 $wgDBadminuser = $db_user;
 526                                 $wgDBadminpassword = $db_pass;
 527                                 echo( "success.</li>\n" );
 528                                 $wgDatabase->ignoreErrors( true );
 529                                 $myver = mysql_get_server_info( $wgDatabase->mConn );
 530                         } else {
 531                                 # There were errors, report them and back out
 532                                 $ok = false;
 533                                 $errno = mysql_errno();
 534                                 $errtx = htmlspecialchars( mysql_error() );
 535                                 switch( $errno ) {
 536                                         case 1045:
 537                                         case 2000:
 538                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 539                                                 if( $conf->Root ) {
 540                                                         # The superuser details are wrong
 541                                                         $errs["RootUser"] = "Check username";
 542                                                         $errs["RootPW"] = "and password";
 543                                                 } else {
 544                                                         # The regular user details are wrong
 545                                                         $errs["DBuser"] = "Check username";
 546                                                         $errs["DBpassword"] = "and password";
 547                                                 }
 548                                                 break;
 549                                         case 2002:
 550                                         case 2003:
 551                                         default:
 552                                                 # General connection problem
 553                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 554                                                 $errs["DBserver"] = "Connection failed";
 555                                                 break;
 556                                 } # switch
 557                         } #conn. att.
 558
 559                         if( !$ok ) { continue; }
 560
 561                 } else /* not mysql */ {
 562                         print "<li>Connecting to SQL server...";
 563                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 564                         if (!$wgDatabase->isOpen()) {
 565                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 566                         } else {
 567                                 $wgDatabase->ignoreErrors(true);
 568                                 $myver = get_db_version();
 569                         }
 570                 }
 571
 572                 if ( !$wgDatabase->isOpen() ) {
 573                         $errs["DBserver"] = "Couldn't connect to database";
 574                         continue;
 575                 }
 576
 577                 print "<li>Connected to $myver";
 578                 if( version_compare( $myver, "4.0.0" ) < 0 ) {
 579                         die( " -- mysql 4.0 or later required. Aborting." );
 580                 }
 581                 $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 582                 if( $mysqlNewAuth && $mysqlOldClient ) {
 583                         print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 584                                 to old client libraries; if you have trouble with authentication, see
 585                                 <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 586                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 587                 }
 588                 if( $wgDBmysql5 ) {
 589                         if( $mysqlNewAuth ) {
 590                                 print "; enabling MySQL 4.1/5.0 charset mode";
 591                         } else {
 592                                 print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 593                                         but older version detected; will likely fail.</b>";
 594                         }
 595                 }
 596                 print "</li>\n";
 597
 598                 if ($conf->DBtype == 'mysql') {
 599                         @$sel = mysql_select_db( $wgDBname, $wgDatabase->mConn );
 600                         if( $sel ) {
 601                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 602                         } else {
 603                                 $err = mysql_errno();
 604                                 if ( $err != 1049 ) {
 605                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 606                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 607                                         continue;
 608                                 }
 609                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 610                                 if( !$res ) {
 611                                         print "<li>Couldn't create database <tt>" .
 612                                                 htmlspecialchars( $wgDBname ) .
 613                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 614                                         $errs["RootPW"] = "&lt;- Enter";
 615                                         continue;
 616                                 }
 617                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 618                         }
 619                         $wgDatabase->selectDB( $wgDBname );
 620                 }
 621
 622                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 623                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 624
 625                         # Create user if required
 626                         if ( $conf->Root ) {
 627                                 $conn = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 628                                 if ( $conn->isOpen() ) {
 629                                         print "<li>DB user account ok</li>\n";
 630                                         $conn->close();
 631                                 } else {
 632                                         print "<li>Granting user permissions...";
 633                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 634                                                 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>";
 635                                         }
 636                                         print "</li>\n";
 637                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 638                                 }
 639                         }
 640                         print "<pre>\n";
 641                         chdir( ".." );
 642                         flush();
 643                         do_all_updates();
 644                         chdir( "config" );
 645
 646                         print "</pre>\n";
 647                         print "<li>Finished update checks.</li>\n";
 648                 } else {
 649                         # FIXME: Check for errors
 650                         print "<li>Creating tables...";
 651                         if ($conf->DBtype == 'mysql') {
 652                                 if( $wgDBmysql5 ) {
 653                                         print " using MySQL 5 table defs...";
 654                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 655                                 } else {
 656                                         print " using MySQL 4 table defs...";
 657                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 658                                 }
 659                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 660                         } else {
 661                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 662                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 663                         }
 664
 665                         print " done.</li>\n";
 666
 667                         print "<li>Initializing data...";
 668                         $wgDatabase->insert( 'site_stats',
 669                                 array( 'ss_row_id'        => 1,
 670                                        'ss_total_views'   => 0,
 671                                        'ss_total_edits'   => 0,
 672                                        'ss_good_articles' => 0 ) );
 673
 674                         # Set up the "regular user" account *if we can, and if we need to*
 675                         if( $conf->Root ) {
 676                                 # See if we need to
 677                                 $wgDatabase2 = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, '', 1 );
 678                                 if( $wgDatabase2->isOpen() ) {
 679                                         # Nope, just close the test connection and continue
 680                                         $wgDatabase2->close();
 681                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>" );
 682                                 } else {
 683                                         # Yes, so run the grants
 684                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 685                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 686                                         echo( "success.</li>" );
 687                                 }
 688                         }
 689
 690                         if( $conf->SysopName ) {
 691                                 $u = User::newFromName( $conf->getSysopName() );
 692                                 if ( 0 == $u->idForName() ) {
 693                                         $u->addToDatabase();
 694                                         $u->setPassword( $conf->getSysopPass() );
 695                                         $u->saveSettings();
 696
 697                                         $u->addGroup( "sysop" );
 698                                         $u->addGroup( "bureaucrat" );
 699
 700                                         print "<li>Created sysop account <tt>" .
 701                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 702                                 } else {
 703                                         print "<li>Could not create user - already exists!</li>\n";
 704                                 }
 705                         } else {
 706                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 707                         }
 708
 709                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 710                         $article = new Article( $titleobj );
 711                         $newid = $article->insertOn( $wgDatabase );
 712                         $revision = new Revision( array(
 713                                 'page'      => $newid,
 714                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 715                                 'comment'   => '',
 716                                 'user'      => 0,
 717                                 'user_text' => 'MediaWiki default',
 718                                 ) );
 719                         $revid = $revision->insertOn( $wgDatabase );
 720                         $article->updateRevisionOn( $wgDatabase, $revision );
 721
 722                         print "<li><pre>";
 723                         initialiseMessages();
 724                         print "</pre></li>\n";
 725                 }
 726
 727                 /* Write out the config file now that all is well */
 728                 print "<p>Creating LocalSettings.php...</p>\n\n";
 729                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 730                 // Fix up a common line-ending problem (due to CVS on Windows)
 731                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 732
 733                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 734                         $xt = "xt"; # Refuse to overwrite an existing file
 735                 } else {
 736                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 737                 }
 738                 $f = fopen( "LocalSettings.php", $xt );
 739
 740                 if( $f == false ) {
 741                         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" .
 742                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 743                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 744                 }
 745                 if(fwrite( $f, $localSettings ) ) {
 746                         fclose( $f );
 747                         writeSuccessMessage();
 748                 } else {
 749                         fclose( $f );
 750                         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");
 751
 752                 }
 753
 754         } while( false );
 755 }
 756 ?>
 757 </ul>
 758
 759
 760 <?php
 761
 762 if( count( $errs ) ) {
 763         /* Display options form */
 764
 765         if( $conf->posted ) {
 766                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 767         }
 768 ?>
 769
 770 <form action="index.php" name="config" method="post">
 771
 772
 773 <h2>Site config</h2>
 774
 775 <div class="config-section">
 776         <div class="config-input">
 777                 <?php
 778                 aField( $conf, "Sitename", "Wiki name:" );
 779                 ?>
 780         </div>
 781         <p class="config-desc">
 782                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 783                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 784         </p>
 785
 786         <div class="config-input">
 787                 <?php
 788                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 789                 ?>
 790         </div>
 791         <p class="config-desc">
 792                 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.
 793         </p>
 794
 795         <div class="config-input">
 796                 <label class='column' for="LanguageCode">Language:</label>
 797                 <select id="LanguageCode" name="LanguageCode">
 798
 799                 <?php
 800                         $list = getLanguageList();
 801                         foreach( $list as $code => $name ) {
 802                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 803                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 804                         }
 805                 ?>
 806                 </select>
 807         </div>
 808         <p class="config-desc">
 809                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 810         </p>
 811
 812         <div class="config-input">
 813                 <label class='column'>Copyright/license:</label>
 814
 815                 <ul class="plain">
 816                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 817                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 818                 <li><?php
 819                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 820                         $partner = "MediaWiki";
 821                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 822                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 823                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 824                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 825                         ?>
 826                 <?php if( $conf->License == "cc" ) { ?>
 827                         <ul>
 828                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 829                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 830                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 831                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 832                         </ul>
 833                 <?php } ?>
 834                         </li>
 835                 </ul>
 836         </div>
 837         <p class="config-desc">
 838                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 839         </p>
 840
 841
 842         <div class="config-input">
 843                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 844         </div>
 845         <div class="config-input">
 846                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 847         </div>
 848         <div class="config-input">
 849                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 850         </div>
 851         <p class="config-desc">
 852                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 853                 A new account will be added only when creating a new wiki database.
 854         </p>
 855
 856         <div class="config-input">
 857                 <label class='column'>Shared memory caching:</label>
 858
 859                 <ul class="plain">
 860                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 861                 <?php
 862                         if ( $conf->turck ) {
 863                                 echo "<li>";
 864                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 865                                 echo "</li>";
 866                         }
 867                 ?>
 868                 <?php
 869                         if ( $conf->eaccel ) {
 870                                 echo "<li>";
 871                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 872                                 echo "</li>";
 873                         }
 874                 ?>
 875                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 876                 </ul>
 877                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 878         </div>
 879         <p class="config-desc">
 880                 Using a shared memory system such as Turck MMCache, eAccelerator, or Memcached will speed
 881                 up MediaWiki significantly. Memcached is the best solution but needs to be
 882                 installed. Specify the server addresses and ports in a comma-separted list. Only
 883                 use Turck shared memory if the wiki will be running on a single Apache server.
 884         </p>
 885 </div>
 886
 887 <h2>E-mail, e-mail notification and authentication setup</h2>
 888
 889 <div class="config-section">
 890         <div class="config-input">
 891                 <label class='column'>E-mail (general):</label>
 892                 <ul class="plain">
 893                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
 894                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
 895                 </ul>
 896         </div>
 897         <p class="config-desc">
 898                 Use this to disable all e-mail functions (send a password reminder, user-to-user e-mail and e-mail notification),
 899                 if sending e-mails on your server doesn't work.
 900         </p>
 901         <div class="config-input">
 902                 <label class='column'>User-to-user e-mail:</label>
 903                 <ul class="plain">
 904                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
 905                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
 906                 </ul>
 907         </div>
 908         <p class="config-desc">
 909                 Use this to disable only the user-to-user e-mail function (EmailUser).
 910         </p>
 911         <div class="config-input">
 912                 <label class='column'>E-mail notification:</label>
 913                 <ul class="plain">
 914                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
 915                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk changes only", "radio", "enotif_usertalk" ); ?></li>
 916                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk and watch list changes (not recommended for large wikis)", "radio", "enotif_allpages" ); ?></li>
 917                 </ul>
 918         </div>
 919         <div class="config-desc">
 920                 <p>
 921                 E-mail notification sends a notification e-mail to a user, when the user_talk page is changed
 922                 and/or when watch-listed pages are changed, depending on the above settings.
 923                 When testing this feature, be reminded, that obviously an e-mail address must be present in your preferences
 924                 and that your own changes never trigger notifications to be sent to yourself.</p>
 925
 926                 <p>Users get corresponding options to select or deselect in their users' preferences.
 927                 The user options are not shown on the preference page, if e-mail notification is disabled.</p>
 928
 929                 <p>There are additional options for fine tuning in /includes/DefaultSettings.php .</p>
 930         </div>
 931
 932         <div class="config-input">
 933                 <label class='column'>E-mail authentication:</label>
 934                 <ul class="plain">
 935                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
 936                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
 937                 </ul>
 938         </div>
 939         <div class="config-desc">
 940                 <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
 941                 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>
 942
 943                 <p>The e-mail address stays authenticated as long as the user does not change it; the time of authentication is indicated
 944                 on the user preference page.</p>
 945
 946                 <p>If the option is enabled, only authenticated e-mail addresses can receive EmailUser mails and/or
 947                 e-mail notification mails.</p>
 948         </div>
 949
 950 </div>
 951
 952 <h2>Database config</h2>
 953
 954 <div class="config-section">
 955 <div class="config-input">
 956                 <label class='column'>Database type:</label>
 957                 <ul class='plain'>
 958                         <li><?php aField( $conf, "DBtype", "MySQL", "radio", "mysql"); ?></li>
 959                         <li><?php aField( $conf, "DBtype", "Oracle", "radio", "oracle" ); ?></li>
 960                 </ul>
 961         </div>
 962
 963         <div class="config-input" style="clear:left"><?php
 964                 aField( $conf, "DBserver", "SQL server host:" );
 965         ?></div>
 966         <p class="config-desc">
 967                 If your database server isn't on your web server, enter the name
 968                 or IP address here.  MySQL only.
 969         </p>
 970
 971         <div class="config-input"><?php
 972                 aField( $conf, "DBname", "Database name:" );
 973         ?></div>
 974         <div class="config-desc">
 975                 If using Oracle, set this to your connection identifier.
 976         </div>
 977         <div class="config-input"><?php
 978                 aField( $conf, "DBuser", "DB username:" );
 979         ?></div>
 980         <div class="config-input"><?php
 981                 aField( $conf, "DBpassword", "DB password:", "password" );
 982         ?></div>
 983         <div class="config-input"><?php
 984                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
 985         ?></div>
 986         <p class="config-desc">
 987                 If you only have a single user account and database available,
 988                 enter those here. If you have database root access (see below)
 989                 you can specify new accounts/databases to be created.
 990         </p>
 991         <p>
 992                 This account will not be created if it pre-exists. If this is the case, ensure that it
 993                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
 994         </p>
 995
 996         <div class="config-input"><?php
 997                 aField( $conf, "DBprefix", "Database table prefix:" );
 998         ?></div>
 999         <div class="config-desc">
1000                 <p>If you need to share one database between multiple wikis, or
1001                 MediaWiki and another web application, you may choose to
1002                 add a prefix to all the table names to avoid conflicts.</p>
1003
1004                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1005         </div>
1006
1007         <div class="config-input"><label class="column">Database charset</label>
1008                 <div>Select one:</div>
1009                 <ul class="plain">
1010                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
1011                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
1012                 </ul>
1013         </div>
1014         <p class="config-desc">
1015                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1016                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1017                 cause things to break. <b>If upgrading an older installation, leave
1018                 in backwards-compatible mode.</b>
1019         </p>
1020
1021         <div class="config-input">
1022                 <?php
1023                 aField( $conf, "RootUser", "Superuser account:", "superuser" );
1024                 ?>
1025         </div>
1026         <div class="config-input">
1027                 <?php
1028                 aField( $conf, "RootPW", "Superuser password:", "password" );
1029                 ?>
1030         </div>
1031
1032         <p class="config-desc">
1033                 If the database user specified above does not exist, or does not have access to create
1034                 the database (if needed) or tables within it, please provide details of a superuser account,
1035                 such as <strong>root</strong>, which does. Leave the password set to <strong>-</strong> if this is not needed.
1036         </p>
1037
1038         <div class="config-input" style="padding:2em 0 3em">
1039                 <label class='column'>&nbsp;</label>
1040                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1041         </div>
1042
1043 </div>
1044
1045 </form>
1046
1047 <?php
1048 }
1049
1050 /* -------------------------------------------------------------------------------------- */
1051 function writeSuccessMessage() {
1052         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1053                 echo <<<EOT
1054 <p>Installation successful!</p>
1055 <p>To complete the installation, please do the following:
1056 <ol>
1057         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1058         <li>Upload it to the parent directory</li>
1059         <li>Delete config/LocalSettings.php</li>
1060         <li>Start using <a href='../index.php'>your wiki</a>!
1061 </ol>
1062 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1063 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1064 which means that anyone on the same server can read your database password! Downloading
1065 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1066 EOT;
1067         } else {
1068                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1069                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1070         }
1071 }
1072
1073
1074 function escapePhpString( $string ) {
1075         return strtr( $string,
1076                 array(
1077                         "\n" => "\\n",
1078                         "\r" => "\\r",
1079                         "\t" => "\\t",
1080                         "\\" => "\\\\",
1081                         "\$" => "\\\$",
1082                         "\"" => "\\\""
1083                 ));
1084 }
1085
1086 function writeLocalSettings( $conf ) {
1087         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1088         $conf->PasswordSender = $conf->EmergencyContact;
1089         $zlib = ($conf->zlib ? "" : "# ");
1090         $magic = ($conf->ImageMagick ? "" : "# ");
1091         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1092         $pretty = ($conf->prettyURLs ? "" : "# ");
1093         $ugly = ($conf->prettyURLs ? "# " : "");
1094         $rights = ($conf->RightsUrl) ? "" : "# ";
1095         $hashedUploads = $conf->safeMode ? '' : '# ';
1096
1097         switch ( $conf->Shm ) {
1098                 case 'memcached':
1099                         $cacheType = 'CACHE_MEMCACHED';
1100                         $mcservers = var_export( $conf->MCServerArray, true );
1101                         break;
1102                 case 'turck':
1103                 case 'eaccel':
1104                         $cacheType = 'CACHE_ACCEL';
1105                         $mcservers = 'array()';
1106                         break;
1107                 default:
1108                         $cacheType = 'CACHE_NONE';
1109                         $mcservers = 'array()';
1110         }
1111
1112         if ( $conf->Email == 'email_enabled' ) {
1113                 $enableemail = 'true';
1114                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1115                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1116                 switch ( $conf->Enotif ) {
1117                         case 'enotif_usertalk':
1118                                 $enotifusertalk = 'true';
1119                                 $enotifwatchlist = 'false';
1120                                 break;
1121                         case 'enotif_allpages':
1122                                 $enotifusertalk = 'true';
1123                                 $enotifwatchlist = 'true';
1124                                 break;
1125                         default:
1126                                 $enotifusertalk = 'false';
1127                                 $enotifwatchlist = 'false';
1128                 }
1129         } else {
1130                 $enableuseremail = 'false';
1131                 $enableemail = 'false';
1132                 $eauthent = 'false';
1133                 $enotifusertalk = 'false';
1134                 $enotifwatchlist = 'false';
1135         }
1136
1137         $file = @fopen( "/dev/urandom", "r" );
1138         if ( $file ) {
1139                 $secretKey = bin2hex( fread( $file, 32 ) );
1140                 fclose( $file );
1141         } else {
1142                 $secretKey = "";
1143                 for ( $i=0; $i<8; $i++ ) {
1144                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1145                 }
1146                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1147         }
1148
1149         # Add slashes to strings for double quoting
1150         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1151         if( $conf->License == 'gfdl' ) {
1152                 # Needs literal string interpolation for the current style path
1153                 $slconf['RightsIcon'] = $conf->RightsIcon;
1154         }
1155
1156         $sep = PATH_SEPARATOR;
1157         $localsettings = "
1158 # This file was automatically generated by the MediaWiki installer.
1159 # If you make manual changes, please keep track in case you need to
1160 # recreate them later.
1161 #
1162 # See includes/DefaultSettings.php for all configurable settings
1163 # and their default values, but don't forget to make changes in _this_
1164 # file, not there.
1165
1166 # If you customize your file layout, set \$IP to the directory that contains
1167 # the other MediaWiki files. It will be used as a base to locate files.
1168 if( defined( 'MW_INSTALL_PATH' ) ) {
1169         \$IP = MW_INSTALL_PATH;
1170 } else {
1171         \$IP = dirname( __FILE__ );
1172 }
1173
1174 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1175 set_include_path( implode( PATH_SEPARATOR, \$path ) );
1176
1177 require_once( \"includes/DefaultSettings.php\" );
1178
1179 # If PHP's memory limit is very low, some operations may fail.
1180 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1181
1182 if ( \$wgCommandLineMode ) {
1183         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1184                 die( \"This script must be run from the command line\\n\" );
1185         }
1186 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1187         ## Compress output if the browser supports it
1188         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1189 }
1190
1191 \$wgSitename         = \"{$slconf['Sitename']}\";
1192
1193 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1194 \$wgScript           = \"\$wgScriptPath/index.php\";
1195 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1196
1197 ## For more information on customizing the URLs please see:
1198 ## http://meta.wikimedia.org/wiki/Eliminating_index.php_from_the_url
1199 ## If using PHP as a CGI module, the ?title= style usually must be used.
1200 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1201 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1202
1203 \$wgStylePath        = \"\$wgScriptPath/skins\";
1204 \$wgStyleDirectory   = \"\$IP/skins\";
1205 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1206
1207 \$wgUploadPath       = \"\$wgScriptPath/images\";
1208 \$wgUploadDirectory  = \"\$IP/images\";
1209
1210 \$wgEnableEmail = $enableemail;
1211 \$wgEnableUserEmail = $enableuseremail;
1212
1213 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1214 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1215
1216 ## For a detailed description of the following switches see
1217 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1218 ## There are many more options for fine tuning available see
1219 ## /includes/DefaultSettings.php
1220 ## UPO means: this is also a user preference option
1221 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1222 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1223 \$wgEmailAuthentication = $eauthent;
1224
1225 \$wgDBserver         = \"{$slconf['DBserver']}\";
1226 \$wgDBname           = \"{$slconf['DBname']}\";
1227 \$wgDBuser           = \"{$slconf['DBuser']}\";
1228 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1229 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1230 \$wgDBtype           = \"{$slconf['DBtype']}\";
1231
1232 # Experimental charset support for MySQL 4.1/5.0.
1233 \$wgDBmysql5 = {$conf->DBmysql5};
1234
1235 ## Shared memory settings
1236 \$wgMainCacheType = $cacheType;
1237 \$wgMemCachedServers = $mcservers;
1238
1239 ## To enable image uploads, make sure the 'images' directory
1240 ## is writable, then set this to true:
1241 \$wgEnableUploads               = false;
1242 \$wgUseImageResize              = {$conf->UseImageResize};
1243 {$magic}\$wgUseImageMagick = true;
1244 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1245
1246 ## If you want to use image uploads under safe mode,
1247 ## create the directories images/archive, images/thumb and
1248 ## images/temp, and make them all writable. Then uncomment
1249 ## this, if it's not already uncommented:
1250 {$hashedUploads}\$wgHashedUploadDirectory = false;
1251
1252 ## If you have the appropriate support software installed
1253 ## you can enable inline LaTeX equations:
1254 \$wgUseTeX               = false;
1255 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1256 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1257 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1258
1259 \$wgLocalInterwiki   = \$wgSitename;
1260
1261 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1262
1263 \$wgProxyKey = \"$secretKey\";
1264
1265 ## Default skin: you can change the default skin. Use the internal symbolic
1266 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1267 \$wgDefaultSkin = 'monobook';
1268
1269 ## For attaching licensing metadata to pages, and displaying an
1270 ## appropriate copyright notice / icon. GNU Free Documentation
1271 ## License and Creative Commons licenses are supported so far.
1272 {$rights}\$wgEnableCreativeCommonsRdf = true;
1273 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1274 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1275 \$wgRightsText = \"{$slconf['RightsText']}\";
1276 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1277 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1278
1279 \$wgDiff3 = \"{$slconf['diff3']}\";
1280
1281 # When you make changes to this configuration file, this will make
1282 # sure that cached pages are cleared.
1283 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1284 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1285 ";
1286         // Keep things in Unix line endings internally;
1287         // the system will write out as local text type.
1288         return str_replace( "\r\n", "\n", $localsettings );
1289 }
1290
1291 function dieout( $text ) {
1292         die( $text . "\n\n</body>\n</html>" );
1293 }
1294
1295 function importVar( &$var, $name, $default = "" ) {
1296         if( isset( $var[$name] ) ) {
1297                 $retval = $var[$name];
1298                 if ( get_magic_quotes_gpc() ) {
1299                         $retval = stripslashes( $retval );
1300                 }
1301         } else {
1302                 $retval = $default;
1303         }
1304         return $retval;
1305 }
1306
1307 function importPost( $name, $default = "" ) {
1308         return importVar( $_POST, $name, $default );
1309 }
1310
1311 function importRequest( $name, $default = "" ) {
1312         return importVar( $_REQUEST, $name, $default );
1313 }
1314
1315 $radioCount = 0;
1316
1317 function aField( &$conf, $field, $text, $type = "text", $value = "" ) {
1318         global $radioCount;
1319         if( $type != "" ) {
1320                 $xtype = "type=\"$type\"";
1321         } else {
1322                 $xtype = "";
1323         }
1324
1325         if(!(isset($id)) or ($id == "") ) $id = $field;
1326         $nolabel = ($type == "radio") || ($type == "hidden");
1327
1328         if ($type == 'radio')
1329                 $id .= $radioCount++;
1330
1331         if( $nolabel ) {
1332                 echo "\t\t<label>";
1333         } else {
1334                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1335         }
1336
1337         if( $type == "radio" && $value == $conf->$field ) {
1338                 $checked = "checked='checked'";
1339         } else {
1340                 $checked = "";
1341         }
1342         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked value=\"";
1343         if( $type == "radio" ) {
1344                 echo htmlspecialchars( $value );
1345         } else {
1346                 echo htmlspecialchars( $conf->$field );
1347         }
1348         echo "\" />\n";
1349         if( $nolabel ) {
1350                 echo " $text</label>\n";
1351         }
1352
1353         global $errs;
1354         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1355 }
1356
1357 function getLanguageList() {
1358         global $wgLanguageNames;
1359         if( !isset( $wgLanguageNames ) ) {
1360                 $wgContLanguageCode = "xxx";
1361                 function wfLocalUrl( $x ) { return $x; }
1362                 function wfLocalUrlE( $x ) { return $x; }
1363                 require_once( "languages/Names.php" );
1364         }
1365
1366         $codes = array();
1367
1368         $d = opendir( "../languages" );
1369         while( false !== ($f = readdir( $d ) ) ) {
1370                 $m = array();
1371                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1372                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1373                         if( isset( $wgLanguageNames[$code] ) ) {
1374                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1375                         } else {
1376                                 $name = $code;
1377                         }
1378                         $codes[$code] = $name;
1379                 }
1380         }
1381         closedir( $d );
1382         ksort( $codes );
1383         return $codes;
1384 }
1385
1386 #Check for location of an executable
1387 # @param string $loc single location to check
1388 # @param array $names filenames to check for.
1389 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1390 function locate_executable($loc, $names, $versioninfo = false) {
1391         if (!is_array($names))
1392                 $names = array($names);
1393
1394         foreach ($names as $name) {
1395                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1396                 if (file_exists($command)) {
1397                         if (!$versioninfo)
1398                                 return $command;
1399
1400                         $file = str_replace('$1', $command, $versioninfo[0]);
1401                         if (strstr(`$file`, $versioninfo[1]) !== false)
1402                                 return $command;
1403                 }
1404         }
1405         return false;
1406 }
1407
1408 function get_db_version() {
1409         global $wgDatabase, $conf;
1410         if ($conf->DBtype == 'mysql')
1411                 return mysql_get_server_info( $wgDatabase->mConn );
1412         else if ($conf->DBtype == 'oracle')
1413                 return oci_server_version($wgDatabase->mConn);
1414 }
1415
1416 # Test a memcached server
1417 function testMemcachedServer( $server ) {
1418         $hostport = explode(":", $server);
1419         $errstr = false;
1420         $fp = false;
1421         if ( !function_exists( 'fsockopen' ) ) {
1422                 $errstr = "Can't connect to memcached, fsockopen() not present";
1423         }
1424         if ( !$errstr &&  count( $hostport ) != 2 ) {
1425                 $errstr = 'Please specify host and port';
1426                 var_dump( $hostport );
1427         }
1428         if ( !$errstr ) {
1429                 list( $host, $port ) = $hostport;
1430                 $errno = 0;
1431                 $fsockerr = '';
1432
1433                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1434                 if ( $fp === false ) {
1435                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1436                 }
1437         }
1438         if ( !$errstr ) {
1439                 $command = "version\r\n";
1440                 $bytes = fwrite( $fp, $command );
1441                 if ( $bytes != strlen( $command ) ) {
1442                         $errstr = "Cannot write to memcached socket on $host:$port";
1443                 }
1444         }
1445         if ( !$errstr ) {
1446                 $expected = "VERSION ";
1447                 $response = fread( $fp, strlen( $expected ) );
1448                 if ( $response != $expected ) {
1449                         $errstr = "Didn't get correct memcached response from $host:$port";
1450                 }
1451         }
1452         if ( $fp ) {
1453                 fclose( $fp );
1454         }
1455         if ( !$errstr ) {
1456                 echo "<li>Connected to memcached on $host:$port successfully";
1457         }
1458         return $errstr;
1459 }
1460 ?>
1461
1462         <div class="license">
1463         <hr>
1464         <p>This program is free software; you can redistribute it and/or modify
1465          it under the terms of the GNU General Public License as published by
1466          the Free Software Foundation; either version 2 of the License, or
1467          (at your option) any later version.</p>
1468
1469          <p>This program is distributed in the hope that it will be useful,
1470          but WITHOUT ANY WARRANTY; without even the implied warranty of
1471          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1472          GNU General Public License for more details.</p>
1473
1474          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1475          along with this program; if not, write to the Free Software
1476          Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
1477          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1478         </div>
1479
1480 </div></div></div>
1481
1482
1483 <div id="column-one">
1484         <div class="portlet" id="p-logo">
1485           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1486             href="http://www.mediawiki.org/"
1487             title="Main Page"></a>
1488         </div>
1489         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1490         <div class='portlet'><div class='pBody'>
1491                 <ul>
1492                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1493                         <li><a href="../README">Readme</a></li>
1494                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1495                         <li><a href="../docs/">Documentation</a></li>
1496                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1497                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1498                 </ul>
1499                 <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>
1500         </div></div>
1501 </div>
1502
1503 </div>
1504
1505 </body>
1506 </html>