config/index.php

   1 <?php
   2
   3 # MediaWiki web-based config/installation
   4 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>, 2006 Rob Church <robchur@gmail.com>
   5 # http://www.mediawiki.org/
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with this program; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20 # http://www.gnu.org/copyleft/gpl.html
  21
  22 error_reporting( E_ALL );
  23 header( "Content-type: text/html; charset=utf-8" );
  24 @ini_set( "display_errors", true );
  25
  26 # In case of errors, let output be clean.
  27 $wgRequestTime = microtime( true );
  28
  29 # Attempt to set up the include path, to fix problems with relative includes
  30 $IP = dirname( dirname( __FILE__ ) );
  31 define( 'MW_INSTALL_PATH', $IP );
  32 $sep = PATH_SEPARATOR;
  33 if( !ini_set( "include_path", ".$sep$IP$sep$IP/includes$sep$IP/languages" ) ) {
  34         set_include_path( ".$sep$IP$sep$IP/includes$sep$IP/languages" );
  35 }
  36
  37 # Define an entry point and include some files
  38 define( "MEDIAWIKI", true );
  39 define( "MEDIAWIKI_INSTALL", true );
  40 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
 330 $conf->apc = function_exists('apc_fetch');
 331 if ($conf->apc ) {
 332         print '<li><a href="http://www.php.net/apc">APC</a> installed</li>\n';
 333 }
 334
 335 $conf->eaccel = function_exists( 'eaccelerator_get' );
 336 if ( $conf->eaccel ) {
 337     $conf->turck = 'eaccelerator';
 338     print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 339 }
 340 if (!$conf->turck && !$conf->eaccel && !$conf->apc) {
 341         print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor ".
 342                 "<a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> nor ".
 343                 "<a href=\"http://www.php.net/apc\">APC</a> are installed, " .
 344                 "can't use object caching functions</li>\n";
 345 }
 346
 347 $conf->diff3 = false;
 348 $diff3locations = array("/usr/bin", "/usr/local/bin", "/opt/csw/bin", "/usr/gnu/bin", "/usr/sfw/bin") + explode($sep, getenv("PATH"));
 349 $diff3names = array("gdiff3", "diff3", "diff3.exe");
 350
 351 $diff3versioninfo = array('$1 --version 2>&1', 'diff3 (GNU diffutils)');
 352 foreach ($diff3locations as $loc) {
 353         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 354         if ($exe !== false) {
 355                 $conf->diff3 = $exe;
 356                 break;
 357         }
 358 }
 359
 360 if ($conf->diff3)
 361         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 362 else
 363         print "<li>GNU diff3 not found.</li>";
 364
 365 $conf->ImageMagick = false;
 366 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 367 foreach( $imcheck as $dir ) {
 368         $im = "$dir/convert";
 369         if( file_exists( $im ) ) {
 370                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 371                 $conf->ImageMagick = $im;
 372                 break;
 373         }
 374 }
 375
 376 $conf->HaveGD = function_exists( "imagejpeg" );
 377 if( $conf->HaveGD ) {
 378         print "<li>Found GD graphics library built-in";
 379         if( !$conf->ImageMagick ) {
 380                 print ", image thumbnailing will be enabled if you enable uploads";
 381         }
 382         print ".</li>\n";
 383 } else {
 384         if( !$conf->ImageMagick ) {
 385                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 386         }
 387 }
 388
 389 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 390
 391 $conf->IP = dirname( dirname( __FILE__ ) );
 392 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 393
 394 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["PHP_SELF"] ); # was SCRIPT_NAME
 395 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 396
 397 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 398         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 399
 400         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 401         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 402                 ? 'root@localhost'
 403                 : $_SERVER["SERVER_ADMIN"];
 404         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 405         $conf->DBtype = importPost( "DBtype", "mysql" );
 406         $conf->DBserver = importPost( "DBserver", "localhost" );
 407         $conf->DBname = importPost( "DBname", "wikidb" );
 408         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 409         $conf->DBpassword = importPost( "DBpassword" );
 410         $conf->DBpassword2 = importPost( "DBpassword2" );
 411         $conf->DBprefix = importPost( "DBprefix" );
 412         $conf->DBmysql5 = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 413         $conf->RootUser = importPost( "RootUser", "root" );
 414         $conf->RootPW = importPost( "RootPW", "-" );
 415         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 416         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 417         $conf->SysopPass = importPost( "SysopPass" );
 418         $conf->SysopPass2 = importPost( "SysopPass2" );
 419
 420 /* Check for validity */
 421 $errs = array();
 422
 423 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 424         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 425 }
 426 if( $conf->DBuser == "" ) {
 427         $errs["DBuser"] = "Must not be blank";
 428 }
 429 if( $conf->DBpassword == "" ) {
 430         $errs["DBpassword"] = "Must not be blank";
 431 }
 432 if( $conf->DBpassword != $conf->DBpassword2 ) {
 433         $errs["DBpassword2"] = "Passwords don't match!";
 434 }
 435 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 436         $errs["DBprefix"] = "Invalid table prefix";
 437 }
 438
 439 if( $conf->SysopPass == "" ) {
 440         $errs["SysopPass"] = "Must not be blank";
 441 }
 442 if( $conf->SysopPass != $conf->SysopPass2 ) {
 443         $errs["SysopPass2"] = "Passwords don't match!";
 444 }
 445
 446 $conf->License = importRequest( "License", "none" );
 447 if( $conf->License == "gfdl" ) {
 448         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 449         $conf->RightsText = "GNU Free Documentation License 1.2";
 450         $conf->RightsCode = "gfdl";
 451         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 452 } elseif( $conf->License == "none" ) {
 453         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 454 } else {
 455         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 456         $conf->RightsText = importRequest( "RightsText", "" );
 457         $conf->RightsCode = importRequest( "RightsCode", "" );
 458         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 459 }
 460
 461 $conf->Shm = importRequest( "Shm", "none" );
 462 $conf->MCServers = importRequest( "MCServers" );
 463
 464 /* Test memcached servers */
 465
 466 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 467         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 468         foreach ( $conf->MCServerArray as $server ) {
 469                 $error = testMemcachedServer( $server );
 470                 if ( $error ) {
 471                         $errs["MCServers"] = $error;
 472                         break;
 473                 }
 474         }
 475 } else if ( $conf->Shm == 'memcached' ) {
 476         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 477 }
 478
 479 /* default values for installation */
 480 $conf->Email    =importRequest("Email", "email_enabled");
 481 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 482 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 483 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 484
 485 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 486         do { /* So we can 'continue' to end prematurely */
 487                 $conf->Root = ($conf->RootPW != "");
 488
 489                 /* Load up the settings and get installin' */
 490                 $local = writeLocalSettings( $conf );
 491                 echo "<p><b>Generating configuration file...</b></p>\n";
 492                 // for debugging: // echo "<pre>" . htmlspecialchars( $local ) . "</pre>\n";
 493
 494                 $wgCommandLineMode = false;
 495                 chdir( ".." );
 496                 eval($local);
 497                 if (!in_array($conf->DBtype, array("mysql", "oracle", "postgres"))) {
 498                         $errs["DBtype"] = "Unknown database type.";
 499                         continue;
 500                 }
 501                 print "<li>Database type: {$conf->DBtype}</li>\n";
 502                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 503                 require_once("$dbclass.php");
 504                 $wgDBtype = $conf->DBtype;
 505                 $wgDBadminuser = "root";
 506                 $wgDBadminpassword = $conf->RootPW;
 507                 $wgDBprefix = $conf->DBprefix;
 508                 $wgCommandLineMode = true;
 509                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 510                 require_once( "includes/Setup.php" );
 511                 chdir( "config" );
 512
 513                 require_once( "maintenance/InitialiseMessages.inc" );
 514
 515                 $wgTitle = Title::newFromText( "Installation script" );
 516                 $dbc = new $dbclass;
 517
 518                 if( $conf->DBtype == 'mysql' ) {
 519                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 520                         if( $mysqlOldClient ) {
 521                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 522                                         using a MySQL 4.1 server and have problems connecting to the database,
 523                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 524                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 525                         }
 526                         $ok = true; # Let's be optimistic
 527
 528                         # Decide if we're going to use the superuser or the regular database user
 529                         if( $conf->RootPW == '-' ) {
 530                                 # Regular user
 531                                 $conf->Root = false;
 532                                 $db_user = $wgDBuser;
 533                                 $db_pass = $wgDBpassword;
 534                         } else {
 535                                 # Superuser
 536                                 $conf->Root = true;
 537                                 $db_user = $conf->RootUser;
 538                                 $db_pass = $conf->RootPW;
 539                         }
 540
 541                         # Attempt to connect
 542                         echo( "<li>Attempting to connect to database server as $db_user..." );
 543                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 544
 545                         # Check the connection and respond to errors
 546                         if( $wgDatabase->isOpen() ) {
 547                                 # Seems OK
 548                                 $ok = true;
 549                                 $wgDBadminuser = $db_user;
 550                                 $wgDBadminpassword = $db_pass;
 551                                 echo( "success.</li>\n" );
 552                                 $wgDatabase->ignoreErrors( true );
 553                                 $myver = mysql_get_server_info( $wgDatabase->mConn );
 554                         } else {
 555                                 # There were errors, report them and back out
 556                                 $ok = false;
 557                                 $errno = mysql_errno();
 558                                 $errtx = htmlspecialchars( mysql_error() );
 559                                 switch( $errno ) {
 560                                         case 1045:
 561                                         case 2000:
 562                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 563                                                 if( $conf->Root ) {
 564                                                         # The superuser details are wrong
 565                                                         $errs["RootUser"] = "Check username";
 566                                                         $errs["RootPW"] = "and password";
 567                                                 } else {
 568                                                         # The regular user details are wrong
 569                                                         $errs["DBuser"] = "Check username";
 570                                                         $errs["DBpassword"] = "and password";
 571                                                 }
 572                                                 break;
 573                                         case 2002:
 574                                         case 2003:
 575                                         default:
 576                                                 # General connection problem
 577                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 578                                                 $errs["DBserver"] = "Connection failed";
 579                                                 break;
 580                                 } # switch
 581                         } #conn. att.
 582
 583                         if( !$ok ) { continue; }
 584
 585                 } else /* not mysql */ {
 586                         echo( "<li>Attempting to connect to database server as $wgDBuser..." );
 587                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 588                         if (!$wgDatabase->isOpen()) {
 589                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 590                         } else {
 591                                 $wgDatabase->ignoreErrors(true);
 592                                 $myver = $wgDatabase->getServerVersion();
 593                         }
 594                 }
 595
 596                 if ( !$wgDatabase->isOpen() ) {
 597                         $errs["DBserver"] = "Couldn't connect to database";
 598                         continue;
 599                 }
 600
 601                 print "<li>Connected to $myver";
 602                 if ($conf->DBtype == 'mysql') {
 603                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 604                                 die( " -- mysql 4.0.14 or later required. Aborting." );
 605                         }
 606                         $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 607                         if( $mysqlNewAuth && $mysqlOldClient ) {
 608                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 609                                         to old client libraries; if you have trouble with authentication, see
 610                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 611                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 612                         }
 613                         if( $wgDBmysql5 ) {
 614                                 if( $mysqlNewAuth ) {
 615                                         print "; enabling MySQL 4.1/5.0 charset mode";
 616                                 } else {
 617                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 618                                                 but older version detected; will likely fail.</b>";
 619                                 }
 620                         }
 621                         print "</li>\n";
 622
 623                         @$sel = mysql_select_db( $wgDBname, $wgDatabase->mConn );
 624                         if( $sel ) {
 625                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 626                         } else {
 627                                 $err = mysql_errno();
 628                                 if ( $err != 1049 ) {
 629                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 630                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 631                                         continue;
 632                                 }
 633                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 634                                 if( !$res ) {
 635                                         print "<li>Couldn't create database <tt>" .
 636                                                 htmlspecialchars( $wgDBname ) .
 637                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 638                                         $errs["RootPW"] = "&lt;- Enter";
 639                                         continue;
 640                                 }
 641                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 642                         }
 643                         $wgDatabase->selectDB( $wgDBname );
 644                 }
 645
 646                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 647                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 648
 649                         # Create user if required
 650                         if ( $conf->Root ) {
 651                                 $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 652                                 if ( $conn->isOpen() ) {
 653                                         print "<li>DB user account ok</li>\n";
 654                                         $conn->close();
 655                                 } else {
 656                                         print "<li>Granting user permissions...";
 657                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 658                                                 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>";
 659                                         }
 660                                         print "</li>\n";
 661                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 662                                 }
 663                         }
 664                         print "<pre>\n";
 665                         chdir( ".." );
 666                         flush();
 667                         do_all_updates();
 668                         chdir( "config" );
 669
 670                         print "</pre>\n";
 671                         print "<li>Finished update checks.</li>\n";
 672                 } else {
 673                         # FIXME: Check for errors
 674                         print "<li>Creating tables...";
 675                         if ($conf->DBtype == 'mysql') {
 676                                 if( $wgDBmysql5 ) {
 677                                         print " using MySQL 5 table defs...";
 678                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 679                                 } else {
 680                                         print " using MySQL 4 table defs...";
 681                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 682                                 }
 683                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 684                         } else if ($conf->DBtype == 'postgres') {
 685                                 dbsource( "../maintenance/postgres/tables.sql", $wgDatabase );
 686                                 $wgDatabase->update_interwiki();
 687                         } else {
 688                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 689                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 690                         }
 691
 692                         print " done.</li>\n";
 693
 694                         print "<li>Initializing data...";
 695                         $wgDatabase->insert( 'site_stats',
 696                                 array( 'ss_row_id'        => 1,
 697                                        'ss_total_views'   => 0,
 698                                        'ss_total_edits'   => 0,
 699                                        'ss_good_articles' => 0 ) );
 700
 701                         # Set up the "regular user" account *if we can, and if we need to*
 702                         if( $conf->Root ) {
 703                                 # See if we need to
 704                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 705                                 if( $wgDatabase2->isOpen() ) {
 706                                         # Nope, just close the test connection and continue
 707                                         $wgDatabase2->close();
 708                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>" );
 709                                 } else {
 710                                         # Yes, so run the grants
 711                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 712                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 713                                         echo( "success.</li>" );
 714                                 }
 715                         }
 716
 717                         if( $conf->SysopName ) {
 718                                 $u = User::newFromName( $conf->getSysopName() );
 719                                 if ( 0 == $u->idForName() ) {
 720                                         $u->addToDatabase();
 721                                         $u->setPassword( $conf->getSysopPass() );
 722                                         $u->saveSettings();
 723
 724                                         $u->addGroup( "sysop" );
 725                                         $u->addGroup( "bureaucrat" );
 726
 727                                         print "<li>Created sysop account <tt>" .
 728                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 729                                 } else {
 730                                         print "<li>Could not create user - already exists!</li>\n";
 731                                 }
 732                         } else {
 733                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 734                         }
 735
 736                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 737                         $article = new Article( $titleobj );
 738                         $newid = $article->insertOn( $wgDatabase );
 739                         $revision = new Revision( array(
 740                                 'page'      => $newid,
 741                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 742                                 'comment'   => '',
 743                                 'user'      => 0,
 744                                 'user_text' => 'MediaWiki default',
 745                                 ) );
 746                         $revid = $revision->insertOn( $wgDatabase );
 747                         $article->updateRevisionOn( $wgDatabase, $revision );
 748
 749                         print "<li><pre>";
 750                         initialiseMessages();
 751                         print "</pre></li>\n";
 752                 }
 753
 754                 /* Write out the config file now that all is well */
 755                 print "<p>Creating LocalSettings.php...</p>\n\n";
 756                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 757                 // Fix up a common line-ending problem (due to CVS on Windows)
 758                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 759
 760                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 761                         $xt = "xt"; # Refuse to overwrite an existing file
 762                 } else {
 763                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 764                 }
 765                 $f = fopen( "LocalSettings.php", $xt );
 766
 767                 if( $f == false ) {
 768                         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" .
 769                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 770                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 771                 }
 772                 if(fwrite( $f, $localSettings ) ) {
 773                         fclose( $f );
 774                         writeSuccessMessage();
 775                 } else {
 776                         fclose( $f );
 777                         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");
 778
 779                 }
 780
 781         } while( false );
 782 }
 783 ?>
 784 </ul>
 785
 786
 787 <?php
 788
 789 if( count( $errs ) ) {
 790         /* Display options form */
 791
 792         if( $conf->posted ) {
 793                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 794         }
 795 ?>
 796
 797 <form action="index.php" name="config" method="post">
 798
 799
 800 <h2>Site config</h2>
 801
 802 <div class="config-section">
 803         <div class="config-input">
 804                 <?php
 805                 aField( $conf, "Sitename", "Wiki name:" );
 806                 ?>
 807         </div>
 808         <p class="config-desc">
 809                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 810                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 811         </p>
 812
 813         <div class="config-input">
 814                 <?php
 815                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 816                 ?>
 817         </div>
 818         <p class="config-desc">
 819                 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.
 820         </p>
 821
 822         <div class="config-input">
 823                 <label class='column' for="LanguageCode">Language:</label>
 824                 <select id="LanguageCode" name="LanguageCode">
 825
 826                 <?php
 827                         $list = getLanguageList();
 828                         foreach( $list as $code => $name ) {
 829                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 830                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 831                         }
 832                 ?>
 833                 </select>
 834         </div>
 835         <p class="config-desc">
 836                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 837         </p>
 838
 839         <div class="config-input">
 840                 <label class='column'>Copyright/license:</label>
 841
 842                 <ul class="plain">
 843                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 844                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 845                 <li><?php
 846                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 847                         $partner = "MediaWiki";
 848                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 849                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 850                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 851                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 852                         ?>
 853                 <?php if( $conf->License == "cc" ) { ?>
 854                         <ul>
 855                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 856                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 857                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 858                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 859                         </ul>
 860                 <?php } ?>
 861                         </li>
 862                 </ul>
 863         </div>
 864         <p class="config-desc">
 865                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 866         </p>
 867
 868
 869         <div class="config-input">
 870                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 871         </div>
 872         <div class="config-input">
 873                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 874         </div>
 875         <div class="config-input">
 876                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 877         </div>
 878         <p class="config-desc">
 879                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 880                 A new account will be added only when creating a new wiki database.
 881         </p>
 882
 883         <div class="config-input">
 884                 <label class='column'>Shared memory caching:</label>
 885
 886                 <ul class="plain">
 887                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 888                 <?php
 889                         if ( $conf->turck ) {
 890                                 echo "<li>";
 891                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 892                                 echo "</li>";
 893                         }
 894                         if ( $conf->apc ) {
 895                                 echo "<li>";
 896                                 aField( $conf, "Shm", "APC", "radio", "apc" );
 897                                 echo "</li>";
 898                         }
 899                         if ( $conf->eaccel ) {
 900                                 echo "<li>";
 901                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 902                                 echo "</li>";
 903                         }
 904                 ?>
 905                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 906                 </ul>
 907                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 908         </div>
 909         <p class="config-desc">
 910                 Using a shared memory system such as Turck MMCache, APC, eAccelerator, or Memcached
 911                 will speed up MediaWiki significantly. Memcached is the best solution but needs to be
 912                 installed. Specify the server addresses and ports in a comma-separted list. Only
 913                 use Turck shared memory if the wiki will be running on a single Apache server.
 914         </p>
 915 </div>
 916
 917 <h2>E-mail, e-mail notification and authentication setup</h2>
 918
 919 <div class="config-section">
 920         <div class="config-input">
 921                 <label class='column'>E-mail features (global):</label>
 922                 <ul class="plain">
 923                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
 924                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
 925                 </ul>
 926         </div>
 927         <p class="config-desc">
 928                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail and e-mail notifications)
 929                 if sending mail doesn't work on your server.
 930         </p>
 931
 932         <div class="config-input">
 933                 <label class='column'>User-to-user e-mail:</label>
 934                 <ul class="plain">
 935                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
 936                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
 937                 </ul>
 938         </div>
 939         <p class="config-desc">
 940                 The user-to-user e-mail feature (Special:Emailuser) lets the wiki act as a relay to allow users to exchange e-mail without publicly advertising their e-mail address.
 941         </p>
 942         <div class="config-input">
 943                 <label class='column'>E-mail notification about changes:</label>
 944                 <ul class="plain">
 945                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
 946                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
 947                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages, and to pages on watchlists (not recommended for large wikis)", "radio", "enotif_allpages" ); ?></li>
 948                 </ul>
 949         </div>
 950         <div class="config-desc">
 951                 <p>
 952                 For this feature to work, an e-mail address must be present for the user account, and the notification
 953                 options in the user's preferences must be enabled. Also note the
 954                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
 955
 956                 <p>There are additional options for fine tuning in /includes/DefaultSettings.php; copy these to your LocalSettings.php and edit them there to change them.</p>
 957         </div>
 958
 959         <div class="config-input">
 960                 <label class='column'>E-mail address authentication:</label>
 961                 <ul class="plain">
 962                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
 963                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
 964                 </ul>
 965         </div>
 966         <div class="config-desc">
 967                 <p>If this option is enabled, users have to confirm their e-mail address using a magic link sent to them whenever they set or change it, and only authenticated e-mail addresses can receive mails from other users and/or
 968                 change notification mails. Setting this option is <B>recommended</B> for public wikis because of potential abuse of the e-mail features above.</p>
 969         </div>
 970
 971 </div>
 972
 973 <h2>Database config</h2>
 974
 975 <div class="config-section">
 976 <div class="config-input">
 977                 <label class='column'>Database type:</label>
 978                 <ul class='plain'>
 979                         <li><?php aField( $conf, "DBtype", "MySQL", "radio", "mysql"); ?></li>
 980                         <li><?php aField( $conf, "DBtype", "Oracle (experimental)", "radio", "oracle" ); ?></li>
 981                         <li><?php aField( $conf, "DBtype", "PostgreSQL", "radio", "postgres" ); ?></li>
 982                 </ul>
 983         </div>
 984
 985         <div class="config-input" style="clear:left"><?php
 986                 aField( $conf, "DBserver", "SQL server host:" );
 987         ?></div>
 988         <p class="config-desc">
 989                 If your database server isn't on your web server, enter the name
 990                 or IP address here. MySQL and PostgreSQL only. If using a port for PostgreSQL, enter the number here.
 991         </p>
 992
 993         <div class="config-input"><?php
 994                 aField( $conf, "DBname", "Database name:" );
 995         ?></div>
 996         <div class="config-desc">
 997                 If using Oracle, set this to your connection identifier.
 998         </div>
 999         <div class="config-input"><?php
1000                 aField( $conf, "DBuser", "DB username:" );
1001         ?></div>
1002         <div class="config-input"><?php
1003                 aField( $conf, "DBpassword", "DB password:", "password" );
1004         ?></div>
1005         <div class="config-input"><?php
1006                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1007         ?></div>
1008         <p class="config-desc">
1009                 If you only have a single user account and database available,
1010                 enter those here. If you have database root access (see below)
1011                 you can specify new accounts/databases to be created.
1012         </p>
1013         <p>
1014                 This account will not be created if it pre-exists. If this is the case, ensure that it
1015                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
1016         </p>
1017
1018         <div class="config-input"><?php
1019                 aField( $conf, "DBprefix", "Database table prefix:" );
1020         ?></div>
1021         <div class="config-desc">
1022                 <p>If you need to share one database between multiple wikis, or
1023                 MediaWiki and another web application, you may choose to
1024                 add a prefix to all the table names to avoid conflicts.</p>
1025
1026                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1027         </div>
1028
1029         <div class="config-input"><label class="column">Database charset</label>
1030                 <div>Select one:</div>
1031                 <ul class="plain">
1032                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
1033                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
1034                 </ul>
1035         </div>
1036         <p class="config-desc">
1037                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1038                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1039                 cause things to break. <b>If upgrading an older installation, leave
1040                 in backwards-compatible mode.</b>
1041         </p>
1042
1043         <div class="config-input">
1044                 <?php
1045                 aField( $conf, "RootUser", "Superuser account:", "superuser" );
1046                 ?>
1047         </div>
1048         <div class="config-input">
1049                 <?php
1050                 aField( $conf, "RootPW", "Superuser password:", "password" );
1051                 ?>
1052         </div>
1053
1054         <p class="config-desc">
1055                 If the database user specified above does not exist, or does not have access to create
1056                 the database (if needed) or tables within it, please provide details of a superuser account,
1057                 such as <strong>root</strong>, which does. Leave the password set to <strong>-</strong> if this is not needed.
1058         </p>
1059
1060         <div class="config-input" style="padding:2em 0 3em">
1061                 <label class='column'>&nbsp;</label>
1062                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1063         </div>
1064
1065 </div>
1066
1067 </form>
1068
1069 <?php
1070 }
1071
1072 /* -------------------------------------------------------------------------------------- */
1073 function writeSuccessMessage() {
1074         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1075                 echo <<<EOT
1076 <p>Installation successful!</p>
1077 <p>To complete the installation, please do the following:
1078 <ol>
1079         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1080         <li>Upload it to the parent directory</li>
1081         <li>Delete config/LocalSettings.php</li>
1082         <li>Start using <a href='../index.php'>your wiki</a>!
1083 </ol>
1084 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1085 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1086 which means that anyone on the same server can read your database password! Downloading
1087 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1088 EOT;
1089         } else {
1090                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1091                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1092         }
1093 }
1094
1095
1096 function escapePhpString( $string ) {
1097         return strtr( $string,
1098                 array(
1099                         "\n" => "\\n",
1100                         "\r" => "\\r",
1101                         "\t" => "\\t",
1102                         "\\" => "\\\\",
1103                         "\$" => "\\\$",
1104                         "\"" => "\\\""
1105                 ));
1106 }
1107
1108 function writeLocalSettings( $conf ) {
1109         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1110         $conf->PasswordSender = $conf->EmergencyContact;
1111         $zlib = ($conf->zlib ? "" : "# ");
1112         $magic = ($conf->ImageMagick ? "" : "# ");
1113         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1114         $pretty = ($conf->prettyURLs ? "" : "# ");
1115         $ugly = ($conf->prettyURLs ? "# " : "");
1116         $rights = ($conf->RightsUrl) ? "" : "# ";
1117         $hashedUploads = $conf->safeMode ? '' : '# ';
1118
1119         switch ( $conf->Shm ) {
1120                 case 'memcached':
1121                         $cacheType = 'CACHE_MEMCACHED';
1122                         $mcservers = var_export( $conf->MCServerArray, true );
1123                         break;
1124                 case 'turck':
1125                 case 'apc':
1126                 case 'eaccel':
1127                         $cacheType = 'CACHE_ACCEL';
1128                         $mcservers = 'array()';
1129                         break;
1130                 default:
1131                         $cacheType = 'CACHE_NONE';
1132                         $mcservers = 'array()';
1133         }
1134
1135         if ( $conf->Email == 'email_enabled' ) {
1136                 $enableemail = 'true';
1137                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1138                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1139                 switch ( $conf->Enotif ) {
1140                         case 'enotif_usertalk':
1141                                 $enotifusertalk = 'true';
1142                                 $enotifwatchlist = 'false';
1143                                 break;
1144                         case 'enotif_allpages':
1145                                 $enotifusertalk = 'true';
1146                                 $enotifwatchlist = 'true';
1147                                 break;
1148                         default:
1149                                 $enotifusertalk = 'false';
1150                                 $enotifwatchlist = 'false';
1151                 }
1152         } else {
1153                 $enableuseremail = 'false';
1154                 $enableemail = 'false';
1155                 $eauthent = 'false';
1156                 $enotifusertalk = 'false';
1157                 $enotifwatchlist = 'false';
1158         }
1159
1160         $file = @fopen( "/dev/urandom", "r" );
1161         if ( $file ) {
1162                 $secretKey = bin2hex( fread( $file, 32 ) );
1163                 fclose( $file );
1164         } else {
1165                 $secretKey = "";
1166                 for ( $i=0; $i<8; $i++ ) {
1167                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1168                 }
1169                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1170         }
1171
1172         # Add slashes to strings for double quoting
1173         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1174         if( $conf->License == 'gfdl' ) {
1175                 # Needs literal string interpolation for the current style path
1176                 $slconf['RightsIcon'] = $conf->RightsIcon;
1177         }
1178
1179         $localsettings = "
1180 # This file was automatically generated by the MediaWiki installer.
1181 # If you make manual changes, please keep track in case you need to
1182 # recreate them later.
1183 #
1184 # See includes/DefaultSettings.php for all configurable settings
1185 # and their default values, but don't forget to make changes in _this_
1186 # file, not there.
1187
1188 # If you customize your file layout, set \$IP to the directory that contains
1189 # the other MediaWiki files. It will be used as a base to locate files.
1190 if( defined( 'MW_INSTALL_PATH' ) ) {
1191         \$IP = MW_INSTALL_PATH;
1192 } else {
1193         \$IP = dirname( __FILE__ );
1194 }
1195
1196 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1197 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1198
1199 require_once( \"includes/DefaultSettings.php\" );
1200
1201 # If PHP's memory limit is very low, some operations may fail.
1202 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1203
1204 if ( \$wgCommandLineMode ) {
1205         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1206                 die( \"This script must be run from the command line\\n\" );
1207         }
1208 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1209         ## Compress output if the browser supports it
1210         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1211 }
1212
1213 \$wgSitename         = \"{$slconf['Sitename']}\";
1214
1215 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1216 \$wgScript           = \"\$wgScriptPath/index.php\";
1217 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1218
1219 ## For more information on customizing the URLs please see:
1220 ## http://meta.wikimedia.org/wiki/Eliminating_index.php_from_the_url
1221 ## If using PHP as a CGI module, the ?title= style usually must be used.
1222 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1223 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1224
1225 \$wgStylePath        = \"\$wgScriptPath/skins\";
1226 \$wgStyleDirectory   = \"\$IP/skins\";
1227 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1228
1229 \$wgUploadPath       = \"\$wgScriptPath/images\";
1230 \$wgUploadDirectory  = \"\$IP/images\";
1231
1232 \$wgEnableEmail = $enableemail;
1233 \$wgEnableUserEmail = $enableuseremail;
1234
1235 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1236 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1237
1238 ## For a detailed description of the following switches see
1239 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1240 ## There are many more options for fine tuning available see
1241 ## /includes/DefaultSettings.php
1242 ## UPO means: this is also a user preference option
1243 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1244 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1245 \$wgEmailAuthentication = $eauthent;
1246
1247 \$wgDBserver         = \"{$slconf['DBserver']}\";
1248 \$wgDBname           = \"{$slconf['DBname']}\";
1249 \$wgDBuser           = \"{$slconf['DBuser']}\";
1250 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1251 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1252 \$wgDBtype           = \"{$slconf['DBtype']}\";
1253
1254 # Experimental charset support for MySQL 4.1/5.0.
1255 \$wgDBmysql5 = {$conf->DBmysql5};
1256
1257 ## Shared memory settings
1258 \$wgMainCacheType = $cacheType;
1259 \$wgMemCachedServers = $mcservers;
1260
1261 ## To enable image uploads, make sure the 'images' directory
1262 ## is writable, then set this to true:
1263 \$wgEnableUploads               = false;
1264 \$wgUseImageResize              = {$conf->UseImageResize};
1265 {$magic}\$wgUseImageMagick = true;
1266 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1267
1268 ## If you want to use image uploads under safe mode,
1269 ## create the directories images/archive, images/thumb and
1270 ## images/temp, and make them all writable. Then uncomment
1271 ## this, if it's not already uncommented:
1272 {$hashedUploads}\$wgHashedUploadDirectory = false;
1273
1274 ## If you have the appropriate support software installed
1275 ## you can enable inline LaTeX equations:
1276 \$wgUseTeX               = false;
1277 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1278 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1279 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1280
1281 \$wgLocalInterwiki   = \$wgSitename;
1282
1283 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1284
1285 \$wgProxyKey = \"$secretKey\";
1286
1287 ## Default skin: you can change the default skin. Use the internal symbolic
1288 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1289 \$wgDefaultSkin = 'monobook';
1290
1291 ## For attaching licensing metadata to pages, and displaying an
1292 ## appropriate copyright notice / icon. GNU Free Documentation
1293 ## License and Creative Commons licenses are supported so far.
1294 {$rights}\$wgEnableCreativeCommonsRdf = true;
1295 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1296 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1297 \$wgRightsText = \"{$slconf['RightsText']}\";
1298 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1299 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1300
1301 \$wgDiff3 = \"{$slconf['diff3']}\";
1302
1303 # When you make changes to this configuration file, this will make
1304 # sure that cached pages are cleared.
1305 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1306 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1307 ";
1308         // Keep things in Unix line endings internally;
1309         // the system will write out as local text type.
1310         return str_replace( "\r\n", "\n", $localsettings );
1311 }
1312
1313 function dieout( $text ) {
1314         die( $text . "\n\n</body>\n</html>" );
1315 }
1316
1317 function importVar( &$var, $name, $default = "" ) {
1318         if( isset( $var[$name] ) ) {
1319                 $retval = $var[$name];
1320                 if ( get_magic_quotes_gpc() ) {
1321                         $retval = stripslashes( $retval );
1322                 }
1323         } else {
1324                 $retval = $default;
1325         }
1326         return $retval;
1327 }
1328
1329 function importPost( $name, $default = "" ) {
1330         return importVar( $_POST, $name, $default );
1331 }
1332
1333 function importRequest( $name, $default = "" ) {
1334         return importVar( $_REQUEST, $name, $default );
1335 }
1336
1337 $radioCount = 0;
1338
1339 function aField( &$conf, $field, $text, $type = "text", $value = "" ) {
1340         global $radioCount;
1341         if( $type != "" ) {
1342                 $xtype = "type=\"$type\"";
1343         } else {
1344                 $xtype = "";
1345         }
1346
1347         $id = $field;
1348         $nolabel = ($type == "radio") || ($type == "hidden");
1349
1350         if ($type == 'radio')
1351                 $id .= $radioCount++;
1352
1353         if( $nolabel ) {
1354                 echo "\t\t<label>";
1355         } else {
1356                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1357         }
1358
1359         if( $type == "radio" && $value == $conf->$field ) {
1360                 $checked = "checked='checked'";
1361         } else {
1362                 $checked = "";
1363         }
1364         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked value=\"";
1365         if( $type == "radio" ) {
1366                 echo htmlspecialchars( $value );
1367         } else {
1368                 echo htmlspecialchars( $conf->$field );
1369         }
1370         echo "\" />\n";
1371         if( $nolabel ) {
1372                 echo " $text</label>\n";
1373         }
1374
1375         global $errs;
1376         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1377 }
1378
1379 function getLanguageList() {
1380         global $wgLanguageNames;
1381         if( !isset( $wgLanguageNames ) ) {
1382                 require_once( "languages/Names.php" );
1383         }
1384
1385         $codes = array();
1386
1387         $d = opendir( "../languages" );
1388         while( false !== ($f = readdir( $d ) ) ) {
1389                 $m = array();
1390                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1391                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1392                         if( isset( $wgLanguageNames[$code] ) ) {
1393                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1394                         } else {
1395                                 $name = $code;
1396                         }
1397                         $codes[$code] = $name;
1398                 }
1399         }
1400         closedir( $d );
1401         ksort( $codes );
1402         return $codes;
1403 }
1404
1405 #Check for location of an executable
1406 # @param string $loc single location to check
1407 # @param array $names filenames to check for.
1408 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1409 function locate_executable($loc, $names, $versioninfo = false) {
1410         if (!is_array($names))
1411                 $names = array($names);
1412
1413         foreach ($names as $name) {
1414                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1415                 if (file_exists($command)) {
1416                         if (!$versioninfo)
1417                                 return $command;
1418
1419                         $file = str_replace('$1', $command, $versioninfo[0]);
1420                         if (strstr(`$file`, $versioninfo[1]) !== false)
1421                                 return $command;
1422                 }
1423         }
1424         return false;
1425 }
1426
1427 function get_db_version() {
1428         global $wgDatabase, $conf;
1429         if ($conf->DBtype == 'mysql')
1430                 return mysql_get_server_info( $wgDatabase->mConn );
1431         else if ($conf->DBtype == 'oracle')
1432                 return oci_server_version($wgDatabase->mConn);
1433         else return 'unknown';
1434 }
1435
1436 # Test a memcached server
1437 function testMemcachedServer( $server ) {
1438         $hostport = explode(":", $server);
1439         $errstr = false;
1440         $fp = false;
1441         if ( !function_exists( 'fsockopen' ) ) {
1442                 $errstr = "Can't connect to memcached, fsockopen() not present";
1443         }
1444         if ( !$errstr &&  count( $hostport ) != 2 ) {
1445                 $errstr = 'Please specify host and port';
1446                 var_dump( $hostport );
1447         }
1448         if ( !$errstr ) {
1449                 list( $host, $port ) = $hostport;
1450                 $errno = 0;
1451                 $fsockerr = '';
1452
1453                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1454                 if ( $fp === false ) {
1455                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1456                 }
1457         }
1458         if ( !$errstr ) {
1459                 $command = "version\r\n";
1460                 $bytes = fwrite( $fp, $command );
1461                 if ( $bytes != strlen( $command ) ) {
1462                         $errstr = "Cannot write to memcached socket on $host:$port";
1463                 }
1464         }
1465         if ( !$errstr ) {
1466                 $expected = "VERSION ";
1467                 $response = fread( $fp, strlen( $expected ) );
1468                 if ( $response != $expected ) {
1469                         $errstr = "Didn't get correct memcached response from $host:$port";
1470                 }
1471         }
1472         if ( $fp ) {
1473                 fclose( $fp );
1474         }
1475         if ( !$errstr ) {
1476                 echo "<li>Connected to memcached on $host:$port successfully";
1477         }
1478         return $errstr;
1479 }
1480 ?>
1481
1482         <div class="license">
1483         <hr>
1484         <p>This program is free software; you can redistribute it and/or modify
1485          it under the terms of the GNU General Public License as published by
1486          the Free Software Foundation; either version 2 of the License, or
1487          (at your option) any later version.</p>
1488
1489          <p>This program is distributed in the hope that it will be useful,
1490          but WITHOUT ANY WARRANTY; without even the implied warranty of
1491          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1492          GNU General Public License for more details.</p>
1493
1494          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1495          along with this program; if not, write to the Free Software
1496          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1497          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1498         </div>
1499
1500 </div></div></div>
1501
1502
1503 <div id="column-one">
1504         <div class="portlet" id="p-logo">
1505           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1506             href="http://www.mediawiki.org/"
1507             title="Main Page"></a>
1508         </div>
1509         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1510         <div class='portlet'><div class='pBody'>
1511                 <ul>
1512                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1513                         <li><a href="../README">Readme</a></li>
1514                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1515                         <li><a href="../docs/">Documentation</a></li>
1516                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1517                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1518                 </ul>
1519                 <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>
1520         </div></div>
1521 </div>
1522
1523 </div>
1524
1525 </body>
1526 </html>