config/index.php

   1 <?php
   2
   3 # MediaWiki web-based config/installation
   4 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>, 2006 Rob Church <robchur@gmail.com>
   5 # http://www.mediawiki.org/
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with this program; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20 # http://www.gnu.org/copyleft/gpl.html
  21
  22 error_reporting( E_ALL );
  23 header( "Content-type: text/html; charset=utf-8" );
  24 @ini_set( "display_errors", true );
  25
  26 # In case of errors, let output be clean.
  27 $wgRequestTime = microtime();
  28
  29 # Attempt to set up the include path, to fix problems with relative includes
  30 $IP = dirname( dirname( __FILE__ ) );
  31 define( 'MW_INSTALL_PATH', $IP );
  32 $sep = PATH_SEPARATOR;
  33 if( !ini_set( "include_path", ".$sep$IP$sep$IP/includes$sep$IP/languages" ) ) {
  34         set_include_path( ".$sep$IP$sep$IP/includes$sep$IP/languages" );
  35 }
  36
  37 # Define an entry point and include some files
  38 define( "MEDIAWIKI", true );
  39 define( "MEDIAWIKI_INSTALL", true );
  40 require_once( "includes/Defines.php" );
  41 require_once( "includes/DefaultSettings.php" );
  42 require_once( "includes/MagicWord.php" );
  43 require_once( "includes/Namespace.php" );
  44
  45 ?>
  46 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  47 <html>
  48 <head>
  49         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  50         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  51         <style type="text/css">
  52
  53                 @import "../skins/monobook/main.css";
  54
  55                 .env-check {
  56                         font-size: 90%;
  57                         margin: 1em 0 1em 2.5em;
  58                 }
  59
  60                 .config-section {
  61                         margin-top: 2em;
  62                 }
  63
  64                 .config-section label.column {
  65                         clear: left;
  66                         font-weight: bold;
  67                         width: 13em;
  68                         float: left;
  69                         text-align: right;
  70                         padding-right: 1em;
  71                         padding-top: .2em;
  72                 }
  73
  74                 .config-input {
  75                         clear: left;
  76                         zoom: 100%; /* IE hack */
  77                 }
  78
  79                 .config-section .config-desc {
  80                         clear: left;
  81                         margin: 0 0 2em 18em;
  82                         padding-top: 1em;
  83                         font-size: 85%;
  84                 }
  85
  86                 .iput-text, .iput-password {
  87                         width: 14em;
  88                         margin-right: 1em;
  89                 }
  90
  91                 .error {
  92                         color: red;
  93                         background-color: #fff;
  94                         font-weight: bold;
  95                         left: 1em;
  96                         font-size: 100%;
  97                 }
  98
  99                 .error-top {
 100                         color: red;
 101                         background-color: #FFF0F0;
 102                         border: 2px solid        red;
 103                         font-size: 130%;
 104                         font-weight: bold;
 105                         padding: 1em 1.5em;
 106                         margin: 2em 0 1em;
 107                 }
 108
 109                 ul.plain {
 110                         list-style-type: none;
 111                         list-style-image: none;
 112                         float: left;
 113                         margin: 0;
 114                         padding: 0;
 115                 }
 116
 117                 .btn-install {
 118                         font-weight: bold;
 119                         font-size: 110%;
 120                         padding: .2em .3em;
 121                 }
 122
 123                 .license {
 124                         font-size: 85%;
 125                         padding-top: 3em;
 126                 }
 127
 128         </style>
 129 </head>
 130
 131 <body>
 132 <div id="globalWrapper">
 133 <div id="column-content">
 134 <div id="content">
 135 <div id="bodyContent">
 136
 137 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 138
 139 <?php
 140
 141 /* Check for existing configurations and bug out! */
 142
 143 if( file_exists( "../LocalSettings.php" ) ) {
 144         dieout( "       <p><strong>Setup has completed, <a href='../index.php'>your wiki</a> is configured.</strong></p>
 145
 146         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 147 }
 148
 149 if( file_exists( "./LocalSettings.php" ) ) {
 150         writeSuccessMessage();
 151
 152         dieout( '' );
 153 }
 154
 155 if( !is_writable( "." ) ) {
 156         dieout( "<h2>Can't write config file, aborting</h2>
 157
 158         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 159         writable by the web server. Once configuration is done you'll move the created
 160         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 161         then remove the <tt>config</tt> subdirectory entirely.</p>
 162
 163         <p>To make the directory writable on a Unix/Linux system:</p>
 164
 165         <pre>
 166         cd <i>/path/to/wiki</i>
 167         chmod a+w config
 168         </pre>" );
 169 }
 170
 171
 172 require_once( "install-utils.inc" );
 173 require_once( "maintenance/updaters.inc" );
 174
 175 class ConfigData {
 176         function getEncoded( $data ) {
 177                 # removing latin1 support, no need...
 178                 return $data;
 179         }
 180         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 181         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 182         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 183 }
 184
 185 ?>
 186
 187 <ul>
 188         <li>
 189                 <b>Don't forget security updates!</b> Keep an eye on the
 190                 <a href="http://mail.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 191                 release announcements mailing list</a>.
 192         </li>
 193 </ul>
 194
 195
 196 <h2>Checking environment...</h2>
 197 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 198 <ul class="env-check">
 199 <?php
 200 $endl = "
 201 ";
 202 $wgNoOutputBuffer = true;
 203 $conf = new ConfigData;
 204
 205 install_version_checks();
 206
 207 print "<li>PHP " . phpversion() . " installed</li>\n";
 208
 209 if( ini_get( "register_globals" ) ) {
 210         ?>
 211         <li>
 212                 <div style="font-size:110%">
 213                 <strong class="error">Warning:</strong>
 214                 <strong>PHP's   <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 215                 </div>
 216                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 217         </li>
 218         <?php
 219 }
 220
 221 $fatal = false;
 222
 223 if( ini_get( "magic_quotes_runtime" ) ) {
 224         $fatal = true;
 225         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.info.php#ini.magic-quotes-runtime'>magic_quotes_runtime</a> is active!</strong>
 226         This option corrupts data input unpredictably; you cannot install or use
 227         MediaWiki unless this option is disabled.
 228         <?php
 229 }
 230
 231 if( ini_get( "magic_quotes_sybase" ) ) {
 232         $fatal = true;
 233         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.sybase.php#ini.magic-quotes-sybase'>magic_quotes_sybase</a> is active!</strong>
 234         This option corrupts data input unpredictably; you cannot install or use
 235         MediaWiki unless this option is disabled.
 236         <?php
 237 }
 238
 239 if( ini_get( "mbstring.func_overload" ) ) {
 240         $fatal = true;
 241         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.mbstring.php#mbstring.overload'>mbstring.func_overload</a> is active!</strong>
 242         This option causes errors and may corrupt data unpredictably;
 243         you cannot install or use MediaWiki unless this option is disabled.
 244         <?php
 245 }
 246
 247 if( $fatal ) {
 248         dieout( "</ul><p>Cannot install MediaWiki.</p>" );
 249 }
 250
 251 if( ini_get( "safe_mode" ) ) {
 252         $conf->safeMode = true;
 253         ?>
 254         <li><b class='error'>Warning:</b> <strong>PHP's
 255         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 256         You may have problems caused by this, particularly if using image uploads.
 257         </li>
 258         <?php
 259 } else {
 260         $conf->safeMode = false;
 261 }
 262
 263 $sapi = php_sapi_name();
 264 $conf->prettyURLs = true;
 265 print "<li>PHP server API is $sapi; ";
 266 switch( $sapi ) {
 267 case "apache":
 268 case "apache2handler":
 269         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 270         break;
 271 default:
 272         print "unknown; ";
 273 case "cgi":
 274 case "cgi-fcgi":
 275 case "apache2filter":
 276 case "isapi":
 277         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 278         $conf->prettyURLs = false;
 279         break;
 280 }
 281 print "</li>\n";
 282
 283 $conf->xml = function_exists( "utf8_encode" );
 284 if( $conf->xml ) {
 285         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 286 } else {
 287         dieout( "PHP's XML module is missing; the wiki requires functions in
 288                 this module and won't work in this configuration.
 289                 If you're running Mandrake, install the php-xml package." );
 290 }
 291
 292 # Crude check for session support
 293 if( !function_exists( 'session_name' ) )
 294         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 295
 296 $memlimit = ini_get( "memory_limit" );
 297 $conf->raiseMemory = false;
 298 if( empty( $memlimit ) || $memlimit == -1 ) {
 299         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 300 } else {
 301         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <strong>If this is too low, installation may fail!</strong> ";
 302         $n = intval( $memlimit );
 303         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 304                 $n = intval( $m[1] * (1024*1024) );
 305         }
 306         if( $n < 20*1024*1024 ) {
 307                 print "Attempting to raise limit to 20M... ";
 308                 if( false === ini_set( "memory_limit", "20M" ) ) {
 309                         print "failed.";
 310                 } else {
 311                         $conf->raiseMemory = true;
 312                         print "ok.";
 313                 }
 314         }
 315         print "</li>\n";
 316 }
 317
 318 $conf->zlib = function_exists( "gzencode" );
 319 if( $conf->zlib ) {
 320         print "<li>Have zlib support; enabling output compression.</li>\n";
 321 } else {
 322         print "<li>No zlib support.</li>\n";
 323 }
 324
 325 $conf->turck = function_exists( 'mmcache_get' );
 326 if ( $conf->turck ) {
 327         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 328 }
 329 $conf->eaccel = function_exists( 'eaccelerator_get' );
 330 if ( $conf->eaccel ) {
 331     $conf->turck = 'eaccelerator';
 332     print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 333 }
 334 if (!$conf->turck && !$conf->eaccel) {
 335         print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor <a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> are installed, " .
 336           "can't use object caching functions</li>\n";
 337 }
 338
 339 $conf->diff3 = false;
 340 $diff3locations = array("/usr/bin", "/opt/csw/bin", "/usr/gnu/bin", "/usr/sfw/bin") + explode($sep, getenv("PATH"));
 341 $diff3names = array("gdiff3", "diff3", "diff3.exe");
 342
 343 $diff3versioninfo = array('$1 --version 2>&1', 'diff3 (GNU diffutils)');
 344 foreach ($diff3locations as $loc) {
 345         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 346         if ($exe !== false) {
 347                 $conf->diff3 = $exe;
 348                 break;
 349         }
 350 }
 351
 352 if ($conf->diff3)
 353         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 354 else
 355         print "<li>GNU diff3 not found.</li>";
 356
 357 $conf->ImageMagick = false;
 358 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 359 foreach( $imcheck as $dir ) {
 360         $im = "$dir/convert";
 361         if( file_exists( $im ) ) {
 362                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 363                 $conf->ImageMagick = $im;
 364                 break;
 365         }
 366 }
 367
 368 $conf->HaveGD = function_exists( "imagejpeg" );
 369 if( $conf->HaveGD ) {
 370         print "<li>Found GD graphics library built-in";
 371         if( !$conf->ImageMagick ) {
 372                 print ", image thumbnailing will be enabled if you enable uploads";
 373         }
 374         print ".</li>\n";
 375 } else {
 376         if( !$conf->ImageMagick ) {
 377                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 378         }
 379 }
 380
 381 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 382
 383 $conf->IP = dirname( dirname( __FILE__ ) );
 384 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 385
 386 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["PHP_SELF"] ); # was SCRIPT_NAME
 387 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 388
 389 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 390         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 391
 392         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 393         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 394                 ? 'root@localhost'
 395                 : $_SERVER["SERVER_ADMIN"];
 396         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 397         $conf->DBtype = importPost( "DBtype", "mysql" );
 398         $conf->DBserver = importPost( "DBserver", "localhost" );
 399         $conf->DBname = importPost( "DBname", "wikidb" );
 400         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 401         $conf->DBpassword = importPost( "DBpassword" );
 402         $conf->DBpassword2 = importPost( "DBpassword2" );
 403         $conf->DBprefix = importPost( "DBprefix" );
 404         $conf->DBmysql5 = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 405         $conf->RootUser = importPost( "RootUser", "root" );
 406         $conf->RootPW = importPost( "RootPW", "-" );
 407         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 408         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 409         $conf->SysopPass = importPost( "SysopPass" );
 410         $conf->SysopPass2 = importPost( "SysopPass2" );
 411
 412 /* Check for validity */
 413 $errs = array();
 414
 415 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 416         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 417 }
 418 if( $conf->DBuser == "" ) {
 419         $errs["DBuser"] = "Must not be blank";
 420 }
 421 if( $conf->DBpassword == "" ) {
 422         $errs["DBpassword"] = "Must not be blank";
 423 }
 424 if( $conf->DBpassword != $conf->DBpassword2 ) {
 425         $errs["DBpassword2"] = "Passwords don't match!";
 426 }
 427 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 428         $errs["DBprefix"] = "Invalid table prefix";
 429 }
 430
 431 if( $conf->SysopPass == "" ) {
 432         $errs["SysopPass"] = "Must not be blank";
 433 }
 434 if( $conf->SysopPass != $conf->SysopPass2 ) {
 435         $errs["SysopPass2"] = "Passwords don't match!";
 436 }
 437
 438 $conf->License = importRequest( "License", "none" );
 439 if( $conf->License == "gfdl" ) {
 440         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 441         $conf->RightsText = "GNU Free Documentation License 1.2";
 442         $conf->RightsCode = "gfdl";
 443         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 444 } elseif( $conf->License == "none" ) {
 445         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 446 } else {
 447         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 448         $conf->RightsText = importRequest( "RightsText", "" );
 449         $conf->RightsCode = importRequest( "RightsCode", "" );
 450         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 451 }
 452
 453 $conf->Shm = importRequest( "Shm", "none" );
 454 $conf->MCServers = importRequest( "MCServers" );
 455
 456 /* Test memcached servers */
 457
 458 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 459         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 460         foreach ( $conf->MCServerArray as $server ) {
 461                 $error = testMemcachedServer( $server );
 462                 if ( $error ) {
 463                         $errs["MCServers"] = $error;
 464                         break;
 465                 }
 466         }
 467 } else if ( $conf->Shm == 'memcached' ) {
 468         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 469 }
 470
 471 /* default values for installation */
 472 $conf->Email    =importRequest("Email", "email_enabled");
 473 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 474 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 475 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 476
 477 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 478         do { /* So we can 'continue' to end prematurely */
 479                 $conf->Root = ($conf->RootPW != "");
 480
 481                 /* Load up the settings and get installin' */
 482                 $local = writeLocalSettings( $conf );
 483                 echo "<p><b>Generating configuration file...</b></p>\n";
 484                 // for debugging: // echo "<pre>" . htmlspecialchars( $local ) . "</pre>\n";
 485
 486                 $wgCommandLineMode = false;
 487                 chdir( ".." );
 488                 eval($local);
 489                 if (!in_array($conf->DBtype, array("mysql", "oracle", "postgres"))) {
 490                         $errs["DBtype"] = "Unknown database type.";
 491                         continue;
 492                 }
 493                 print "<li>Database type: {$conf->DBtype}</li>\n";
 494                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 495                 require_once("$dbclass.php");
 496                 $wgDBtype = $conf->DBtype;
 497                 $wgDBadminuser = "root";
 498                 $wgDBadminpassword = $conf->RootPW;
 499                 $wgDBprefix = $conf->DBprefix;
 500                 $wgCommandLineMode = true;
 501                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 502                 require_once( "includes/Setup.php" );
 503                 chdir( "config" );
 504
 505                 require_once( "maintenance/InitialiseMessages.inc" );
 506
 507                 $wgTitle = Title::newFromText( "Installation script" );
 508                 $dbc = new $dbclass;
 509
 510                 if( $conf->DBtype == 'mysql' ) {
 511                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 512                         if( $mysqlOldClient ) {
 513                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 514                                         using a MySQL 4.1 server and have problems connecting to the database,
 515                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 516                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 517                         }
 518                         $ok = true; # Let's be optimistic
 519
 520                         # Decide if we're going to use the superuser or the regular database user
 521                         if( $conf->RootPW == '-' ) {
 522                                 # Regular user
 523                                 $conf->Root = false;
 524                                 $db_user = $wgDBuser;
 525                                 $db_pass = $wgDBpassword;
 526                         } else {
 527                                 # Superuser
 528                                 $conf->Root = true;
 529                                 $db_user = $conf->RootUser;
 530                                 $db_pass = $conf->RootPW;
 531                         }
 532
 533                         # Attempt to connect
 534                         echo( "<li>Attempting to connect to database server as $db_user..." );
 535                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 536
 537                         # Check the connection and respond to errors
 538                         if( $wgDatabase->isOpen() ) {
 539                                 # Seems OK
 540                                 $ok = true;
 541                                 $wgDBadminuser = $db_user;
 542                                 $wgDBadminpassword = $db_pass;
 543                                 echo( "success.</li>\n" );
 544                                 $wgDatabase->ignoreErrors( true );
 545                                 $myver = mysql_get_server_info( $wgDatabase->mConn );
 546                         } else {
 547                                 # There were errors, report them and back out
 548                                 $ok = false;
 549                                 $errno = mysql_errno();
 550                                 $errtx = htmlspecialchars( mysql_error() );
 551                                 switch( $errno ) {
 552                                         case 1045:
 553                                         case 2000:
 554                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 555                                                 if( $conf->Root ) {
 556                                                         # The superuser details are wrong
 557                                                         $errs["RootUser"] = "Check username";
 558                                                         $errs["RootPW"] = "and password";
 559                                                 } else {
 560                                                         # The regular user details are wrong
 561                                                         $errs["DBuser"] = "Check username";
 562                                                         $errs["DBpassword"] = "and password";
 563                                                 }
 564                                                 break;
 565                                         case 2002:
 566                                         case 2003:
 567                                         default:
 568                                                 # General connection problem
 569                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 570                                                 $errs["DBserver"] = "Connection failed";
 571                                                 break;
 572                                 } # switch
 573                         } #conn. att.
 574
 575                         if( !$ok ) { continue; }
 576
 577                 } else /* not mysql */ {
 578                         echo( "<li>Attempting to connect to database server as $wgDBuser..." );
 579                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 580                         if (!$wgDatabase->isOpen()) {
 581                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 582                         } else {
 583                                 $wgDatabase->ignoreErrors(true);
 584                                 $myver = $wgDatabase->getServerVersion();
 585                         }
 586                 }
 587
 588                 if ( !$wgDatabase->isOpen() ) {
 589                         $errs["DBserver"] = "Couldn't connect to database";
 590                         continue;
 591                 }
 592
 593                 print "<li>Connected to $myver";
 594                 if ($conf->DBtype == 'mysql') {
 595                         if( version_compare( $myver, "4.0.0" ) < 0 ) {
 596                                 die( " -- mysql 4.0 or later required. Aborting." );
 597                         }
 598                         $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 599                         if( $mysqlNewAuth && $mysqlOldClient ) {
 600                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 601                                         to old client libraries; if you have trouble with authentication, see
 602                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 603                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 604                         }
 605                         if( $wgDBmysql5 ) {
 606                                 if( $mysqlNewAuth ) {
 607                                         print "; enabling MySQL 4.1/5.0 charset mode";
 608                                 } else {
 609                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 610                                                 but older version detected; will likely fail.</b>";
 611                                 }
 612                         }
 613                         print "</li>\n";
 614
 615                         @$sel = mysql_select_db( $wgDBname, $wgDatabase->mConn );
 616                         if( $sel ) {
 617                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 618                         } else {
 619                                 $err = mysql_errno();
 620                                 if ( $err != 1049 ) {
 621                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 622                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 623                                         continue;
 624                                 }
 625                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 626                                 if( !$res ) {
 627                                         print "<li>Couldn't create database <tt>" .
 628                                                 htmlspecialchars( $wgDBname ) .
 629                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 630                                         $errs["RootPW"] = "&lt;- Enter";
 631                                         continue;
 632                                 }
 633                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 634                         }
 635                         $wgDatabase->selectDB( $wgDBname );
 636                 }
 637
 638                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 639                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 640
 641                         # Create user if required
 642                         if ( $conf->Root ) {
 643                                 $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 644                                 if ( $conn->isOpen() ) {
 645                                         print "<li>DB user account ok</li>\n";
 646                                         $conn->close();
 647                                 } else {
 648                                         print "<li>Granting user permissions...";
 649                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 650                                                 print " <b class='error'>If the next step fails, see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'>http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 651                                         }
 652                                         print "</li>\n";
 653                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 654                                 }
 655                         }
 656                         print "<pre>\n";
 657                         chdir( ".." );
 658                         flush();
 659                         do_all_updates();
 660                         chdir( "config" );
 661
 662                         print "</pre>\n";
 663                         print "<li>Finished update checks.</li>\n";
 664                 } else {
 665                         # FIXME: Check for errors
 666                         print "<li>Creating tables...";
 667                         if ($conf->DBtype == 'mysql') {
 668                                 if( $wgDBmysql5 ) {
 669                                         print " using MySQL 5 table defs...";
 670                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 671                                 } else {
 672                                         print " using MySQL 4 table defs...";
 673                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 674                                 }
 675                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 676                         } else if ($conf->DBtype == 'postgres') {
 677                                 dbsource( "../maintenance/postgres/tables.sql", $wgDatabase );
 678                                 $wgDatabase->update_interwiki();
 679                         } else {
 680                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 681                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 682                         }
 683
 684                         print " done.</li>\n";
 685
 686                         print "<li>Initializing data...";
 687                         $wgDatabase->insert( 'site_stats',
 688                                 array( 'ss_row_id'        => 1,
 689                                        'ss_total_views'   => 0,
 690                                        'ss_total_edits'   => 0,
 691                                        'ss_good_articles' => 0 ) );
 692
 693                         # Set up the "regular user" account *if we can, and if we need to*
 694                         if( $conf->Root ) {
 695                                 # See if we need to
 696                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 697                                 if( $wgDatabase2->isOpen() ) {
 698                                         # Nope, just close the test connection and continue
 699                                         $wgDatabase2->close();
 700                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>" );
 701                                 } else {
 702                                         # Yes, so run the grants
 703                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 704                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 705                                         echo( "success.</li>" );
 706                                 }
 707                         }
 708
 709                         if( $conf->SysopName ) {
 710                                 $u = User::newFromName( $conf->getSysopName() );
 711                                 if ( 0 == $u->idForName() ) {
 712                                         $u->addToDatabase();
 713                                         $u->setPassword( $conf->getSysopPass() );
 714                                         $u->saveSettings();
 715
 716                                         $u->addGroup( "sysop" );
 717                                         $u->addGroup( "bureaucrat" );
 718
 719                                         print "<li>Created sysop account <tt>" .
 720                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 721                                 } else {
 722                                         print "<li>Could not create user - already exists!</li>\n";
 723                                 }
 724                         } else {
 725                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 726                         }
 727
 728                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 729                         $article = new Article( $titleobj );
 730                         $newid = $article->insertOn( $wgDatabase );
 731                         $revision = new Revision( array(
 732                                 'page'      => $newid,
 733                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 734                                 'comment'   => '',
 735                                 'user'      => 0,
 736                                 'user_text' => 'MediaWiki default',
 737                                 ) );
 738                         $revid = $revision->insertOn( $wgDatabase );
 739                         $article->updateRevisionOn( $wgDatabase, $revision );
 740
 741                         print "<li><pre>";
 742                         initialiseMessages();
 743                         print "</pre></li>\n";
 744                 }
 745
 746                 /* Write out the config file now that all is well */
 747                 print "<p>Creating LocalSettings.php...</p>\n\n";
 748                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 749                 // Fix up a common line-ending problem (due to CVS on Windows)
 750                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 751
 752                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 753                         $xt = "xt"; # Refuse to overwrite an existing file
 754                 } else {
 755                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 756                 }
 757                 $f = fopen( "LocalSettings.php", $xt );
 758
 759                 if( $f == false ) {
 760                         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" .
 761                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 762                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 763                 }
 764                 if(fwrite( $f, $localSettings ) ) {
 765                         fclose( $f );
 766                         writeSuccessMessage();
 767                 } else {
 768                         fclose( $f );
 769                         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");
 770
 771                 }
 772
 773         } while( false );
 774 }
 775 ?>
 776 </ul>
 777
 778
 779 <?php
 780
 781 if( count( $errs ) ) {
 782         /* Display options form */
 783
 784         if( $conf->posted ) {
 785                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 786         }
 787 ?>
 788
 789 <form action="index.php" name="config" method="post">
 790
 791
 792 <h2>Site config</h2>
 793
 794 <div class="config-section">
 795         <div class="config-input">
 796                 <?php
 797                 aField( $conf, "Sitename", "Wiki name:" );
 798                 ?>
 799         </div>
 800         <p class="config-desc">
 801                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 802                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 803         </p>
 804
 805         <div class="config-input">
 806                 <?php
 807                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 808                 ?>
 809         </div>
 810         <p class="config-desc">
 811                 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.
 812         </p>
 813
 814         <div class="config-input">
 815                 <label class='column' for="LanguageCode">Language:</label>
 816                 <select id="LanguageCode" name="LanguageCode">
 817
 818                 <?php
 819                         $list = getLanguageList();
 820                         foreach( $list as $code => $name ) {
 821                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 822                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 823                         }
 824                 ?>
 825                 </select>
 826         </div>
 827         <p class="config-desc">
 828                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 829         </p>
 830
 831         <div class="config-input">
 832                 <label class='column'>Copyright/license:</label>
 833
 834                 <ul class="plain">
 835                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 836                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 837                 <li><?php
 838                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 839                         $partner = "MediaWiki";
 840                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 841                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 842                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 843                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 844                         ?>
 845                 <?php if( $conf->License == "cc" ) { ?>
 846                         <ul>
 847                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 848                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 849                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 850                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 851                         </ul>
 852                 <?php } ?>
 853                         </li>
 854                 </ul>
 855         </div>
 856         <p class="config-desc">
 857                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 858         </p>
 859
 860
 861         <div class="config-input">
 862                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 863         </div>
 864         <div class="config-input">
 865                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 866         </div>
 867         <div class="config-input">
 868                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 869         </div>
 870         <p class="config-desc">
 871                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 872                 A new account will be added only when creating a new wiki database.
 873         </p>
 874
 875         <div class="config-input">
 876                 <label class='column'>Shared memory caching:</label>
 877
 878                 <ul class="plain">
 879                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 880                 <?php
 881                         if ( $conf->turck ) {
 882                                 echo "<li>";
 883                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 884                                 echo "</li>";
 885                         }
 886                 ?>
 887                 <?php
 888                         if ( $conf->eaccel ) {
 889                                 echo "<li>";
 890                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 891                                 echo "</li>";
 892                         }
 893                 ?>
 894                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 895                 </ul>
 896                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 897         </div>
 898         <p class="config-desc">
 899                 Using a shared memory system such as Turck MMCache, eAccelerator, or Memcached will speed
 900                 up MediaWiki significantly. Memcached is the best solution but needs to be
 901                 installed. Specify the server addresses and ports in a comma-separted list. Only
 902                 use Turck shared memory if the wiki will be running on a single Apache server.
 903         </p>
 904 </div>
 905
 906 <h2>E-mail, e-mail notification and authentication setup</h2>
 907
 908 <div class="config-section">
 909         <div class="config-input">
 910                 <label class='column'>E-mail (general):</label>
 911                 <ul class="plain">
 912                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
 913                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
 914                 </ul>
 915         </div>
 916         <p class="config-desc">
 917                 Use this to disable all e-mail functions (send a password reminder, user-to-user e-mail and e-mail notification),
 918                 if sending e-mails on your server doesn't work.
 919         </p>
 920         <div class="config-input">
 921                 <label class='column'>User-to-user e-mail:</label>
 922                 <ul class="plain">
 923                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
 924                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
 925                 </ul>
 926         </div>
 927         <p class="config-desc">
 928                 Use this to disable only the user-to-user e-mail function (EmailUser).
 929         </p>
 930         <div class="config-input">
 931                 <label class='column'>E-mail notification:</label>
 932                 <ul class="plain">
 933                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
 934                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk changes only", "radio", "enotif_usertalk" ); ?></li>
 935                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk and watch list changes (not recommended for large wikis)", "radio", "enotif_allpages" ); ?></li>
 936                 </ul>
 937         </div>
 938         <div class="config-desc">
 939                 <p>
 940                 E-mail notification sends a notification e-mail to a user, when the user_talk page is changed
 941                 and/or when watch-listed pages are changed, depending on the above settings.
 942                 When testing this feature, be reminded, that obviously an e-mail address must be present in your preferences
 943                 and that your own changes never trigger notifications to be sent to yourself.</p>
 944
 945                 <p>Users get corresponding options to select or deselect in their users' preferences.
 946                 The user options are not shown on the preference page, if e-mail notification is disabled.</p>
 947
 948                 <p>There are additional options for fine tuning in /includes/DefaultSettings.php .</p>
 949         </div>
 950
 951         <div class="config-input">
 952                 <label class='column'>E-mail authentication:</label>
 953                 <ul class="plain">
 954                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
 955                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
 956                 </ul>
 957         </div>
 958         <div class="config-desc">
 959                 <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
 960                 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>
 961
 962                 <p>The e-mail address stays authenticated as long as the user does not change it; the time of authentication is indicated
 963                 on the user preference page.</p>
 964
 965                 <p>If the option is enabled, only authenticated e-mail addresses can receive EmailUser mails and/or
 966                 e-mail notification mails.</p>
 967         </div>
 968
 969 </div>
 970
 971 <h2>Database config</h2>
 972
 973 <div class="config-section">
 974 <div class="config-input">
 975                 <label class='column'>Database type:</label>
 976                 <ul class='plain'>
 977                         <li><?php aField( $conf, "DBtype", "MySQL", "radio", "mysql"); ?></li>
 978                         <li><?php aField( $conf, "DBtype", "Oracle (experimental)", "radio", "oracle" ); ?></li>
 979                         <li><?php aField( $conf, "DBtype", "PostgreSQL", "radio", "postgres" ); ?></li>
 980                 </ul>
 981         </div>
 982
 983         <div class="config-input" style="clear:left"><?php
 984                 aField( $conf, "DBserver", "SQL server host:" );
 985         ?></div>
 986         <p class="config-desc">
 987                 If your database server isn't on your web server, enter the name
 988                 or IP address here. MySQL and PostgreSQL only. If using a port for PostgreSQL, enter the number here.
 989         </p>
 990
 991         <div class="config-input"><?php
 992                 aField( $conf, "DBname", "Database name:" );
 993         ?></div>
 994         <div class="config-desc">
 995                 If using Oracle, set this to your connection identifier.
 996         </div>
 997         <div class="config-input"><?php
 998                 aField( $conf, "DBuser", "DB username:" );
 999         ?></div>
1000         <div class="config-input"><?php
1001                 aField( $conf, "DBpassword", "DB password:", "password" );
1002         ?></div>
1003         <div class="config-input"><?php
1004                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1005         ?></div>
1006         <p class="config-desc">
1007                 If you only have a single user account and database available,
1008                 enter those here. If you have database root access (see below)
1009                 you can specify new accounts/databases to be created.
1010         </p>
1011         <p>
1012                 This account will not be created if it pre-exists. If this is the case, ensure that it
1013                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
1014         </p>
1015
1016         <div class="config-input"><?php
1017                 aField( $conf, "DBprefix", "Database table prefix:" );
1018         ?></div>
1019         <div class="config-desc">
1020                 <p>If you need to share one database between multiple wikis, or
1021                 MediaWiki and another web application, you may choose to
1022                 add a prefix to all the table names to avoid conflicts.</p>
1023
1024                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1025         </div>
1026
1027         <div class="config-input"><label class="column">Database charset</label>
1028                 <div>Select one:</div>
1029                 <ul class="plain">
1030                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
1031                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
1032                 </ul>
1033         </div>
1034         <p class="config-desc">
1035                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1036                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1037                 cause things to break. <b>If upgrading an older installation, leave
1038                 in backwards-compatible mode.</b>
1039         </p>
1040
1041         <div class="config-input">
1042                 <?php
1043                 aField( $conf, "RootUser", "Superuser account:", "superuser" );
1044                 ?>
1045         </div>
1046         <div class="config-input">
1047                 <?php
1048                 aField( $conf, "RootPW", "Superuser password:", "password" );
1049                 ?>
1050         </div>
1051
1052         <p class="config-desc">
1053                 If the database user specified above does not exist, or does not have access to create
1054                 the database (if needed) or tables within it, please provide details of a superuser account,
1055                 such as <strong>root</strong>, which does. Leave the password set to <strong>-</strong> if this is not needed.
1056         </p>
1057
1058         <div class="config-input" style="padding:2em 0 3em">
1059                 <label class='column'>&nbsp;</label>
1060                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1061         </div>
1062
1063 </div>
1064
1065 </form>
1066
1067 <?php
1068 }
1069
1070 /* -------------------------------------------------------------------------------------- */
1071 function writeSuccessMessage() {
1072         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1073                 echo <<<EOT
1074 <p>Installation successful!</p>
1075 <p>To complete the installation, please do the following:
1076 <ol>
1077         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1078         <li>Upload it to the parent directory</li>
1079         <li>Delete config/LocalSettings.php</li>
1080         <li>Start using <a href='../index.php'>your wiki</a>!
1081 </ol>
1082 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1083 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1084 which means that anyone on the same server can read your database password! Downloading
1085 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1086 EOT;
1087         } else {
1088                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1089                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1090         }
1091 }
1092
1093
1094 function escapePhpString( $string ) {
1095         return strtr( $string,
1096                 array(
1097                         "\n" => "\\n",
1098                         "\r" => "\\r",
1099                         "\t" => "\\t",
1100                         "\\" => "\\\\",
1101                         "\$" => "\\\$",
1102                         "\"" => "\\\""
1103                 ));
1104 }
1105
1106 function writeLocalSettings( $conf ) {
1107         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1108         $conf->PasswordSender = $conf->EmergencyContact;
1109         $zlib = ($conf->zlib ? "" : "# ");
1110         $magic = ($conf->ImageMagick ? "" : "# ");
1111         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1112         $pretty = ($conf->prettyURLs ? "" : "# ");
1113         $ugly = ($conf->prettyURLs ? "# " : "");
1114         $rights = ($conf->RightsUrl) ? "" : "# ";
1115         $hashedUploads = $conf->safeMode ? '' : '# ';
1116
1117         switch ( $conf->Shm ) {
1118                 case 'memcached':
1119                         $cacheType = 'CACHE_MEMCACHED';
1120                         $mcservers = var_export( $conf->MCServerArray, true );
1121                         break;
1122                 case 'turck':
1123                 case 'eaccel':
1124                         $cacheType = 'CACHE_ACCEL';
1125                         $mcservers = 'array()';
1126                         break;
1127                 default:
1128                         $cacheType = 'CACHE_NONE';
1129                         $mcservers = 'array()';
1130         }
1131
1132         if ( $conf->Email == 'email_enabled' ) {
1133                 $enableemail = 'true';
1134                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1135                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1136                 switch ( $conf->Enotif ) {
1137                         case 'enotif_usertalk':
1138                                 $enotifusertalk = 'true';
1139                                 $enotifwatchlist = 'false';
1140                                 break;
1141                         case 'enotif_allpages':
1142                                 $enotifusertalk = 'true';
1143                                 $enotifwatchlist = 'true';
1144                                 break;
1145                         default:
1146                                 $enotifusertalk = 'false';
1147                                 $enotifwatchlist = 'false';
1148                 }
1149         } else {
1150                 $enableuseremail = 'false';
1151                 $enableemail = 'false';
1152                 $eauthent = 'false';
1153                 $enotifusertalk = 'false';
1154                 $enotifwatchlist = 'false';
1155         }
1156
1157         $file = @fopen( "/dev/urandom", "r" );
1158         if ( $file ) {
1159                 $secretKey = bin2hex( fread( $file, 32 ) );
1160                 fclose( $file );
1161         } else {
1162                 $secretKey = "";
1163                 for ( $i=0; $i<8; $i++ ) {
1164                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1165                 }
1166                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1167         }
1168
1169         # Add slashes to strings for double quoting
1170         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1171         if( $conf->License == 'gfdl' ) {
1172                 # Needs literal string interpolation for the current style path
1173                 $slconf['RightsIcon'] = $conf->RightsIcon;
1174         }
1175
1176         $sep = PATH_SEPARATOR;
1177         $localsettings = "
1178 # This file was automatically generated by the MediaWiki installer.
1179 # If you make manual changes, please keep track in case you need to
1180 # recreate them later.
1181 #
1182 # See includes/DefaultSettings.php for all configurable settings
1183 # and their default values, but don't forget to make changes in _this_
1184 # file, not there.
1185
1186 # If you customize your file layout, set \$IP to the directory that contains
1187 # the other MediaWiki files. It will be used as a base to locate files.
1188 if( defined( 'MW_INSTALL_PATH' ) ) {
1189         \$IP = MW_INSTALL_PATH;
1190 } else {
1191         \$IP = dirname( __FILE__ );
1192 }
1193
1194 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1195 set_include_path( implode( PATH_SEPARATOR, \$path ) );
1196
1197 require_once( \"includes/DefaultSettings.php\" );
1198
1199 # If PHP's memory limit is very low, some operations may fail.
1200 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1201
1202 if ( \$wgCommandLineMode ) {
1203         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1204                 die( \"This script must be run from the command line\\n\" );
1205         }
1206 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1207         ## Compress output if the browser supports it
1208         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1209 }
1210
1211 \$wgSitename         = \"{$slconf['Sitename']}\";
1212
1213 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1214 \$wgScript           = \"\$wgScriptPath/index.php\";
1215 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1216
1217 ## For more information on customizing the URLs please see:
1218 ## http://meta.wikimedia.org/wiki/Eliminating_index.php_from_the_url
1219 ## If using PHP as a CGI module, the ?title= style usually must be used.
1220 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1221 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1222
1223 \$wgStylePath        = \"\$wgScriptPath/skins\";
1224 \$wgStyleDirectory   = \"\$IP/skins\";
1225 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1226
1227 \$wgUploadPath       = \"\$wgScriptPath/images\";
1228 \$wgUploadDirectory  = \"\$IP/images\";
1229
1230 \$wgEnableEmail = $enableemail;
1231 \$wgEnableUserEmail = $enableuseremail;
1232
1233 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1234 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1235
1236 ## For a detailed description of the following switches see
1237 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1238 ## There are many more options for fine tuning available see
1239 ## /includes/DefaultSettings.php
1240 ## UPO means: this is also a user preference option
1241 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1242 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1243 \$wgEmailAuthentication = $eauthent;
1244
1245 \$wgDBserver         = \"{$slconf['DBserver']}\";
1246 \$wgDBname           = \"{$slconf['DBname']}\";
1247 \$wgDBuser           = \"{$slconf['DBuser']}\";
1248 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1249 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1250 \$wgDBtype           = \"{$slconf['DBtype']}\";
1251
1252 # Experimental charset support for MySQL 4.1/5.0.
1253 \$wgDBmysql5 = {$conf->DBmysql5};
1254
1255 ## Shared memory settings
1256 \$wgMainCacheType = $cacheType;
1257 \$wgMemCachedServers = $mcservers;
1258
1259 ## To enable image uploads, make sure the 'images' directory
1260 ## is writable, then set this to true:
1261 \$wgEnableUploads               = false;
1262 \$wgUseImageResize              = {$conf->UseImageResize};
1263 {$magic}\$wgUseImageMagick = true;
1264 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1265
1266 ## If you want to use image uploads under safe mode,
1267 ## create the directories images/archive, images/thumb and
1268 ## images/temp, and make them all writable. Then uncomment
1269 ## this, if it's not already uncommented:
1270 {$hashedUploads}\$wgHashedUploadDirectory = false;
1271
1272 ## If you have the appropriate support software installed
1273 ## you can enable inline LaTeX equations:
1274 \$wgUseTeX               = false;
1275 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1276 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1277 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1278
1279 \$wgLocalInterwiki   = \$wgSitename;
1280
1281 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1282
1283 \$wgProxyKey = \"$secretKey\";
1284
1285 ## Default skin: you can change the default skin. Use the internal symbolic
1286 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1287 \$wgDefaultSkin = 'monobook';
1288
1289 ## For attaching licensing metadata to pages, and displaying an
1290 ## appropriate copyright notice / icon. GNU Free Documentation
1291 ## License and Creative Commons licenses are supported so far.
1292 {$rights}\$wgEnableCreativeCommonsRdf = true;
1293 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1294 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1295 \$wgRightsText = \"{$slconf['RightsText']}\";
1296 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1297 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1298
1299 \$wgDiff3 = \"{$slconf['diff3']}\";
1300
1301 # When you make changes to this configuration file, this will make
1302 # sure that cached pages are cleared.
1303 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1304 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1305 ";
1306         // Keep things in Unix line endings internally;
1307         // the system will write out as local text type.
1308         return str_replace( "\r\n", "\n", $localsettings );
1309 }
1310
1311 function dieout( $text ) {
1312         die( $text . "\n\n</body>\n</html>" );
1313 }
1314
1315 function importVar( &$var, $name, $default = "" ) {
1316         if( isset( $var[$name] ) ) {
1317                 $retval = $var[$name];
1318                 if ( get_magic_quotes_gpc() ) {
1319                         $retval = stripslashes( $retval );
1320                 }
1321         } else {
1322                 $retval = $default;
1323         }
1324         return $retval;
1325 }
1326
1327 function importPost( $name, $default = "" ) {
1328         return importVar( $_POST, $name, $default );
1329 }
1330
1331 function importRequest( $name, $default = "" ) {
1332         return importVar( $_REQUEST, $name, $default );
1333 }
1334
1335 $radioCount = 0;
1336
1337 function aField( &$conf, $field, $text, $type = "text", $value = "" ) {
1338         global $radioCount;
1339         if( $type != "" ) {
1340                 $xtype = "type=\"$type\"";
1341         } else {
1342                 $xtype = "";
1343         }
1344
1345         if(!(isset($id)) or ($id == "") ) $id = $field;
1346         $nolabel = ($type == "radio") || ($type == "hidden");
1347
1348         if ($type == 'radio')
1349                 $id .= $radioCount++;
1350
1351         if( $nolabel ) {
1352                 echo "\t\t<label>";
1353         } else {
1354                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1355         }
1356
1357         if( $type == "radio" && $value == $conf->$field ) {
1358                 $checked = "checked='checked'";
1359         } else {
1360                 $checked = "";
1361         }
1362         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked value=\"";
1363         if( $type == "radio" ) {
1364                 echo htmlspecialchars( $value );
1365         } else {
1366                 echo htmlspecialchars( $conf->$field );
1367         }
1368         echo "\" />\n";
1369         if( $nolabel ) {
1370                 echo " $text</label>\n";
1371         }
1372
1373         global $errs;
1374         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1375 }
1376
1377 function getLanguageList() {
1378         global $wgLanguageNames;
1379         if( !isset( $wgLanguageNames ) ) {
1380                 require_once( "languages/Names.php" );
1381         }
1382
1383         $codes = array();
1384
1385         $d = opendir( "../languages" );
1386         while( false !== ($f = readdir( $d ) ) ) {
1387                 $m = array();
1388                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1389                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1390                         if( isset( $wgLanguageNames[$code] ) ) {
1391                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1392                         } else {
1393                                 $name = $code;
1394                         }
1395                         $codes[$code] = $name;
1396                 }
1397         }
1398         closedir( $d );
1399         ksort( $codes );
1400         return $codes;
1401 }
1402
1403 #Check for location of an executable
1404 # @param string $loc single location to check
1405 # @param array $names filenames to check for.
1406 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1407 function locate_executable($loc, $names, $versioninfo = false) {
1408         if (!is_array($names))
1409                 $names = array($names);
1410
1411         foreach ($names as $name) {
1412                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1413                 if (file_exists($command)) {
1414                         if (!$versioninfo)
1415                                 return $command;
1416
1417                         $file = str_replace('$1', $command, $versioninfo[0]);
1418                         if (strstr(`$file`, $versioninfo[1]) !== false)
1419                                 return $command;
1420                 }
1421         }
1422         return false;
1423 }
1424
1425 function get_db_version() {
1426         global $wgDatabase, $conf;
1427         if ($conf->DBtype == 'mysql')
1428                 return mysql_get_server_info( $wgDatabase->mConn );
1429         else if ($conf->DBtype == 'oracle')
1430                 return oci_server_version($wgDatabase->mConn);
1431 }
1432
1433 # Test a memcached server
1434 function testMemcachedServer( $server ) {
1435         $hostport = explode(":", $server);
1436         $errstr = false;
1437         $fp = false;
1438         if ( !function_exists( 'fsockopen' ) ) {
1439                 $errstr = "Can't connect to memcached, fsockopen() not present";
1440         }
1441         if ( !$errstr &&  count( $hostport ) != 2 ) {
1442                 $errstr = 'Please specify host and port';
1443                 var_dump( $hostport );
1444         }
1445         if ( !$errstr ) {
1446                 list( $host, $port ) = $hostport;
1447                 $errno = 0;
1448                 $fsockerr = '';
1449
1450                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1451                 if ( $fp === false ) {
1452                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1453                 }
1454         }
1455         if ( !$errstr ) {
1456                 $command = "version\r\n";
1457                 $bytes = fwrite( $fp, $command );
1458                 if ( $bytes != strlen( $command ) ) {
1459                         $errstr = "Cannot write to memcached socket on $host:$port";
1460                 }
1461         }
1462         if ( !$errstr ) {
1463                 $expected = "VERSION ";
1464                 $response = fread( $fp, strlen( $expected ) );
1465                 if ( $response != $expected ) {
1466                         $errstr = "Didn't get correct memcached response from $host:$port";
1467                 }
1468         }
1469         if ( $fp ) {
1470                 fclose( $fp );
1471         }
1472         if ( !$errstr ) {
1473                 echo "<li>Connected to memcached on $host:$port successfully";
1474         }
1475         return $errstr;
1476 }
1477 ?>
1478
1479         <div class="license">
1480         <hr>
1481         <p>This program is free software; you can redistribute it and/or modify
1482          it under the terms of the GNU General Public License as published by
1483          the Free Software Foundation; either version 2 of the License, or
1484          (at your option) any later version.</p>
1485
1486          <p>This program is distributed in the hope that it will be useful,
1487          but WITHOUT ANY WARRANTY; without even the implied warranty of
1488          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1489          GNU General Public License for more details.</p>
1490
1491          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1492          along with this program; if not, write to the Free Software
1493          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1494          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1495         </div>
1496
1497 </div></div></div>
1498
1499
1500 <div id="column-one">
1501         <div class="portlet" id="p-logo">
1502           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1503             href="http://www.mediawiki.org/"
1504             title="Main Page"></a>
1505         </div>
1506         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1507         <div class='portlet'><div class='pBody'>
1508                 <ul>
1509                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1510                         <li><a href="../README">Readme</a></li>
1511                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1512                         <li><a href="../docs/">Documentation</a></li>
1513                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1514                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1515                 </ul>
1516                 <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>
1517         </div></div>
1518 </div>
1519
1520 </div>
1521
1522 </body>
1523 </html>