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 # Likewise for PCRE
 297 if( !function_exists( 'preg_match' ) )
 298         dieout( "The PCRE regular expression functions are missing. MediaWiki requires these in order to function." );
 299
 300 $memlimit = ini_get( "memory_limit" );
 301 $conf->raiseMemory = false;
 302 if( empty( $memlimit ) || $memlimit == -1 ) {
 303         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 304 } else {
 305         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <strong>If this is too low, installation may fail!</strong> ";
 306         $n = intval( $memlimit );
 307         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 308                 $n = intval( $m[1] * (1024*1024) );
 309         }
 310         if( $n < 20*1024*1024 ) {
 311                 print "Attempting to raise limit to 20M... ";
 312                 if( false === ini_set( "memory_limit", "20M" ) ) {
 313                         print "failed.";
 314                 } else {
 315                         $conf->raiseMemory = true;
 316                         print "ok.";
 317                 }
 318         }
 319         print "</li>\n";
 320 }
 321
 322 $conf->zlib = function_exists( "gzencode" );
 323 if( $conf->zlib ) {
 324         print "<li>Have zlib support; enabling output compression.</li>\n";
 325 } else {
 326         print "<li>No zlib support.</li>\n";
 327 }
 328
 329 $conf->turck = function_exists( 'mmcache_get' );
 330 if ( $conf->turck ) {
 331         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 332 }
 333
 334 $conf->apc = function_exists('apc_fetch');
 335 if ($conf->apc ) {
 336         print '<li><a href="http://www.php.net/apc">APC</a> installed</li>\n';
 337 }
 338
 339 $conf->eaccel = function_exists( 'eaccelerator_get' );
 340 if ( $conf->eaccel ) {
 341     $conf->turck = 'eaccelerator';
 342     print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 343 }
 344 if (!$conf->turck && !$conf->eaccel && !$conf->apc) {
 345         print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor ".
 346                 "<a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> nor ".
 347                 "<a href=\"http://www.php.net/apc\">APC</a> are installed, " .
 348                 "can't use object caching functions</li>\n";
 349 }
 350
 351 $conf->diff3 = false;
 352 $diff3locations = array("/usr/bin", "/usr/local/bin", "/opt/csw/bin", "/usr/gnu/bin", "/usr/sfw/bin") + explode($sep, getenv("PATH"));
 353 $diff3names = array("gdiff3", "diff3", "diff3.exe");
 354
 355 $diff3versioninfo = array('$1 --version 2>&1', 'diff3 (GNU diffutils)');
 356 foreach ($diff3locations as $loc) {
 357         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 358         if ($exe !== false) {
 359                 $conf->diff3 = $exe;
 360                 break;
 361         }
 362 }
 363
 364 if ($conf->diff3)
 365         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 366 else
 367         print "<li>GNU diff3 not found.</li>";
 368
 369 $conf->ImageMagick = false;
 370 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 371 foreach( $imcheck as $dir ) {
 372         $im = "$dir/convert";
 373         if( file_exists( $im ) ) {
 374                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 375                 $conf->ImageMagick = $im;
 376                 break;
 377         }
 378 }
 379
 380 $conf->HaveGD = function_exists( "imagejpeg" );
 381 if( $conf->HaveGD ) {
 382         print "<li>Found GD graphics library built-in";
 383         if( !$conf->ImageMagick ) {
 384                 print ", image thumbnailing will be enabled if you enable uploads";
 385         }
 386         print ".</li>\n";
 387 } else {
 388         if( !$conf->ImageMagick ) {
 389                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 390         }
 391 }
 392
 393 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 394
 395 $conf->IP = dirname( dirname( __FILE__ ) );
 396 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 397
 398 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["PHP_SELF"] ); # was SCRIPT_NAME
 399 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 400
 401 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 402         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 403
 404         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 405         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 406                 ? 'root@localhost'
 407                 : $_SERVER["SERVER_ADMIN"];
 408         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 409         $conf->DBtype = importPost( "DBtype", "mysql" );
 410         $conf->DBserver = importPost( "DBserver", "localhost" );
 411         $conf->DBname = importPost( "DBname", "wikidb" );
 412         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 413         $conf->DBpassword = importPost( "DBpassword" );
 414         $conf->DBpassword2 = importPost( "DBpassword2" );
 415         $conf->DBprefix = importPost( "DBprefix" );
 416         $conf->DBmysql5 = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 417         $conf->RootUser = importPost( "RootUser", "root" );
 418         $conf->RootPW = importPost( "RootPW", "-" );
 419         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 420         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 421         $conf->SysopPass = importPost( "SysopPass" );
 422         $conf->SysopPass2 = importPost( "SysopPass2" );
 423
 424 /* Check for validity */
 425 $errs = array();
 426
 427 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 428         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 429 }
 430 if( $conf->DBuser == "" ) {
 431         $errs["DBuser"] = "Must not be blank";
 432 }
 433 if( $conf->DBpassword == "" ) {
 434         $errs["DBpassword"] = "Must not be blank";
 435 }
 436 if( $conf->DBpassword != $conf->DBpassword2 ) {
 437         $errs["DBpassword2"] = "Passwords don't match!";
 438 }
 439 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 440         $errs["DBprefix"] = "Invalid table prefix";
 441 }
 442
 443 if( $conf->SysopPass == "" ) {
 444         $errs["SysopPass"] = "Must not be blank";
 445 }
 446 if( $conf->SysopPass != $conf->SysopPass2 ) {
 447         $errs["SysopPass2"] = "Passwords don't match!";
 448 }
 449
 450 $conf->License = importRequest( "License", "none" );
 451 if( $conf->License == "gfdl" ) {
 452         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 453         $conf->RightsText = "GNU Free Documentation License 1.2";
 454         $conf->RightsCode = "gfdl";
 455         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 456 } elseif( $conf->License == "none" ) {
 457         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 458 } else {
 459         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 460         $conf->RightsText = importRequest( "RightsText", "" );
 461         $conf->RightsCode = importRequest( "RightsCode", "" );
 462         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 463 }
 464
 465 $conf->Shm = importRequest( "Shm", "none" );
 466 $conf->MCServers = importRequest( "MCServers" );
 467
 468 /* Test memcached servers */
 469
 470 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 471         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 472         foreach ( $conf->MCServerArray as $server ) {
 473                 $error = testMemcachedServer( $server );
 474                 if ( $error ) {
 475                         $errs["MCServers"] = $error;
 476                         break;
 477                 }
 478         }
 479 } else if ( $conf->Shm == 'memcached' ) {
 480         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 481 }
 482
 483 /* default values for installation */
 484 $conf->Email    =importRequest("Email", "email_enabled");
 485 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 486 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 487 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 488
 489 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 490         do { /* So we can 'continue' to end prematurely */
 491                 $conf->Root = ($conf->RootPW != "");
 492
 493                 /* Load up the settings and get installin' */
 494                 $local = writeLocalSettings( $conf );
 495                 echo "<p><b>Generating configuration file...</b></p>\n";
 496                 // for debugging: // echo "<pre>" . htmlspecialchars( $local ) . "</pre>\n";
 497
 498                 $wgCommandLineMode = false;
 499                 chdir( ".." );
 500                 eval($local);
 501                 if (!in_array($conf->DBtype, array("mysql", "oracle", "postgres"))) {
 502                         $errs["DBtype"] = "Unknown database type.";
 503                         continue;
 504                 }
 505                 print "<li>Database type: {$conf->DBtype}</li>\n";
 506                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 507                 $wgDBtype = $conf->DBtype;
 508                 $wgDBadminuser = "root";
 509                 $wgDBadminpassword = $conf->RootPW;
 510                 $wgDBprefix = $conf->DBprefix;
 511                 $wgCommandLineMode = true;
 512                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 513                 require_once( "includes/Setup.php" );
 514                 chdir( "config" );
 515
 516                 require_once( "maintenance/InitialiseMessages.inc" );
 517
 518                 $wgTitle = Title::newFromText( "Installation script" );
 519                 $dbc = new $dbclass;
 520
 521                 if( $conf->DBtype == 'mysql' ) {
 522                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 523                         if( $mysqlOldClient ) {
 524                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 525                                         using a MySQL 4.1 server and have problems connecting to the database,
 526                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 527                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 528                         }
 529                         $ok = true; # Let's be optimistic
 530
 531                         # Decide if we're going to use the superuser or the regular database user
 532                         if( $conf->RootPW == '-' ) {
 533                                 # Regular user
 534                                 $conf->Root = false;
 535                                 $db_user = $wgDBuser;
 536                                 $db_pass = $wgDBpassword;
 537                         } else {
 538                                 # Superuser
 539                                 $conf->Root = true;
 540                                 $db_user = $conf->RootUser;
 541                                 $db_pass = $conf->RootPW;
 542                         }
 543
 544                         # Attempt to connect
 545                         echo( "<li>Attempting to connect to database server as $db_user..." );
 546                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 547
 548                         # Check the connection and respond to errors
 549                         if( $wgDatabase->isOpen() ) {
 550                                 # Seems OK
 551                                 $ok = true;
 552                                 $wgDBadminuser = $db_user;
 553                                 $wgDBadminpassword = $db_pass;
 554                                 echo( "success.</li>\n" );
 555                                 $wgDatabase->ignoreErrors( true );
 556                                 $myver = $wgDatabase->getServerVersion();
 557                         } else {
 558                                 # There were errors, report them and back out
 559                                 $ok = false;
 560                                 $errno = mysql_errno();
 561                                 $errtx = htmlspecialchars( mysql_error() );
 562                                 switch( $errno ) {
 563                                         case 1045:
 564                                         case 2000:
 565                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 566                                                 if( $conf->Root ) {
 567                                                         # The superuser details are wrong
 568                                                         $errs["RootUser"] = "Check username";
 569                                                         $errs["RootPW"] = "and password";
 570                                                 } else {
 571                                                         # The regular user details are wrong
 572                                                         $errs["DBuser"] = "Check username";
 573                                                         $errs["DBpassword"] = "and password";
 574                                                 }
 575                                                 break;
 576                                         case 2002:
 577                                         case 2003:
 578                                         default:
 579                                                 # General connection problem
 580                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 581                                                 $errs["DBserver"] = "Connection failed";
 582                                                 break;
 583                                 } # switch
 584                         } #conn. att.
 585
 586                         if( !$ok ) { continue; }
 587
 588                 } else /* not mysql */ {
 589                         echo( "<li>Attempting to connect to database server as $wgDBuser..." );
 590                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 591                         if (!$wgDatabase->isOpen()) {
 592                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 593                         } else {
 594                                 $wgDatabase->ignoreErrors(true);
 595                                 $myver = $wgDatabase->getServerVersion();
 596                         }
 597                 }
 598
 599                 if ( !$wgDatabase->isOpen() ) {
 600                         $errs["DBserver"] = "Couldn't connect to database";
 601                         continue;
 602                 }
 603
 604                 print "<li>Connected to $myver";
 605                 if ($conf->DBtype == 'mysql') {
 606                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 607                                 die( " -- mysql 4.0.14 or later required. Aborting." );
 608                         }
 609                         $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 610                         if( $mysqlNewAuth && $mysqlOldClient ) {
 611                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 612                                         to old client libraries; if you have trouble with authentication, see
 613                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 614                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 615                         }
 616                         if( $wgDBmysql5 ) {
 617                                 if( $mysqlNewAuth ) {
 618                                         print "; enabling MySQL 4.1/5.0 charset mode";
 619                                 } else {
 620                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 621                                                 but older version detected; will likely fail.</b>";
 622                                 }
 623                         }
 624                         print "</li>\n";
 625
 626                         @$sel = $wgDatabase->selectDB( $wgDBname );
 627                         if( $sel ) {
 628                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 629                         } else {
 630                                 $err = mysql_errno();
 631                                 if ( $err != 1049 ) {
 632                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 633                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 634                                         continue;
 635                                 }
 636                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 637                                 if( !$res ) {
 638                                         print "<li>Couldn't create database <tt>" .
 639                                                 htmlspecialchars( $wgDBname ) .
 640                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 641                                         $errs["RootPW"] = "&lt;- Enter";
 642                                         continue;
 643                                 }
 644                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 645                         }
 646                         $wgDatabase->selectDB( $wgDBname );
 647                 }
 648
 649                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 650                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 651
 652                         # Create user if required
 653                         if ( $conf->Root ) {
 654                                 $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 655                                 if ( $conn->isOpen() ) {
 656                                         print "<li>DB user account ok</li>\n";
 657                                         $conn->close();
 658                                 } else {
 659                                         print "<li>Granting user permissions...";
 660                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 661                                                 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>";
 662                                         }
 663                                         print "</li>\n";
 664                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 665                                 }
 666                         }
 667                         print "<pre>\n";
 668                         chdir( ".." );
 669                         flush();
 670                         do_all_updates();
 671                         chdir( "config" );
 672
 673                         print "</pre>\n";
 674                         print "<li>Finished update checks.</li>\n";
 675                 } else {
 676                         # FIXME: Check for errors
 677                         print "<li>Creating tables...";
 678                         if ($conf->DBtype == 'mysql') {
 679                                 if( $wgDBmysql5 ) {
 680                                         print " using MySQL 5 table defs...";
 681                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 682                                 } else {
 683                                         print " using MySQL 4 table defs...";
 684                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 685                                 }
 686                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 687                         } else if ($conf->DBtype == 'postgres') {
 688                                 dbsource( "../maintenance/postgres/tables.sql", $wgDatabase );
 689                                 $wgDatabase->update_interwiki();
 690                         } else {
 691                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 692                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 693                         }
 694
 695                         print " done.</li>\n";
 696
 697                         print "<li>Initializing data...";
 698                         $wgDatabase->insert( 'site_stats',
 699                                 array( 'ss_row_id'        => 1,
 700                                        'ss_total_views'   => 0,
 701                                        'ss_total_edits'   => 0,
 702                                        'ss_good_articles' => 0 ) );
 703
 704                         # Set up the "regular user" account *if we can, and if we need to*
 705                         if( $conf->Root ) {
 706                                 # See if we need to
 707                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 708                                 if( $wgDatabase2->isOpen() ) {
 709                                         # Nope, just close the test connection and continue
 710                                         $wgDatabase2->close();
 711                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>" );
 712                                 } else {
 713                                         # Yes, so run the grants
 714                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 715                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 716                                         echo( "success.</li>" );
 717                                 }
 718                         }
 719
 720                         if( $conf->SysopName ) {
 721                                 $u = User::newFromName( $conf->getSysopName() );
 722                                 if ( 0 == $u->idForName() ) {
 723                                         $u->addToDatabase();
 724                                         $u->setPassword( $conf->getSysopPass() );
 725                                         $u->saveSettings();
 726
 727                                         $u->addGroup( "sysop" );
 728                                         $u->addGroup( "bureaucrat" );
 729
 730                                         print "<li>Created sysop account <tt>" .
 731                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 732                                 } else {
 733                                         print "<li>Could not create user - already exists!</li>\n";
 734                                 }
 735                         } else {
 736                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 737                         }
 738
 739                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 740                         $article = new Article( $titleobj );
 741                         $newid = $article->insertOn( $wgDatabase );
 742                         $revision = new Revision( array(
 743                                 'page'      => $newid,
 744                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 745                                 'comment'   => '',
 746                                 'user'      => 0,
 747                                 'user_text' => 'MediaWiki default',
 748                                 ) );
 749                         $revid = $revision->insertOn( $wgDatabase );
 750                         $article->updateRevisionOn( $wgDatabase, $revision );
 751
 752                         print "<li><pre>";
 753                         initialiseMessages();
 754                         print "</pre></li>\n";
 755                 }
 756
 757                 /* Write out the config file now that all is well */
 758                 print "<p>Creating LocalSettings.php...</p>\n\n";
 759                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 760                 // Fix up a common line-ending problem (due to CVS on Windows)
 761                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 762
 763                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 764                         $xt = "xt"; # Refuse to overwrite an existing file
 765                 } else {
 766                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 767                 }
 768                 $f = fopen( "LocalSettings.php", $xt );
 769
 770                 if( $f == false ) {
 771                         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" .
 772                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 773                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 774                 }
 775                 if(fwrite( $f, $localSettings ) ) {
 776                         fclose( $f );
 777                         writeSuccessMessage();
 778                 } else {
 779                         fclose( $f );
 780                         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");
 781
 782                 }
 783
 784         } while( false );
 785 }
 786 ?>
 787 </ul>
 788
 789
 790 <?php
 791
 792 if( count( $errs ) ) {
 793         /* Display options form */
 794
 795         if( $conf->posted ) {
 796                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 797         }
 798 ?>
 799
 800 <form action="index.php" name="config" method="post">
 801
 802
 803 <h2>Site config</h2>
 804
 805 <div class="config-section">
 806         <div class="config-input">
 807                 <?php
 808                 aField( $conf, "Sitename", "Wiki name:" );
 809                 ?>
 810         </div>
 811         <p class="config-desc">
 812                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 813                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 814         </p>
 815
 816         <div class="config-input">
 817                 <?php
 818                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 819                 ?>
 820         </div>
 821         <p class="config-desc">
 822                 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.
 823         </p>
 824
 825         <div class="config-input">
 826                 <label class='column' for="LanguageCode">Language:</label>
 827                 <select id="LanguageCode" name="LanguageCode">
 828
 829                 <?php
 830                         $list = getLanguageList();
 831                         foreach( $list as $code => $name ) {
 832                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 833                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 834                         }
 835                 ?>
 836                 </select>
 837         </div>
 838         <p class="config-desc">
 839                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 840         </p>
 841
 842         <div class="config-input">
 843                 <label class='column'>Copyright/license:</label>
 844
 845                 <ul class="plain">
 846                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 847                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 848                 <li><?php
 849                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 850                         $partner = "MediaWiki";
 851                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 852                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 853                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 854                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 855                         ?>
 856                 <?php if( $conf->License == "cc" ) { ?>
 857                         <ul>
 858                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 859                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 860                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 861                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 862                         </ul>
 863                 <?php } ?>
 864                         </li>
 865                 </ul>
 866         </div>
 867         <p class="config-desc">
 868                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 869         </p>
 870
 871
 872         <div class="config-input">
 873                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 874         </div>
 875         <div class="config-input">
 876                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 877         </div>
 878         <div class="config-input">
 879                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 880         </div>
 881         <p class="config-desc">
 882                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 883                 A new account will be added only when creating a new wiki database.
 884         </p>
 885
 886         <div class="config-input">
 887                 <label class='column'>Shared memory caching:</label>
 888
 889                 <ul class="plain">
 890                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 891                 <?php
 892                         if ( $conf->turck ) {
 893                                 echo "<li>";
 894                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 895                                 echo "</li>";
 896                         }
 897                         if ( $conf->apc ) {
 898                                 echo "<li>";
 899                                 aField( $conf, "Shm", "APC", "radio", "apc" );
 900                                 echo "</li>";
 901                         }
 902                         if ( $conf->eaccel ) {
 903                                 echo "<li>";
 904                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 905                                 echo "</li>";
 906                         }
 907                 ?>
 908                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 909                 </ul>
 910                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 911         </div>
 912         <p class="config-desc">
 913                 Using a shared memory system such as Turck MMCache, APC, eAccelerator, or Memcached
 914                 will speed up MediaWiki significantly. Memcached is the best solution but needs to be
 915                 installed. Specify the server addresses and ports in a comma-separted list. Only
 916                 use Turck shared memory if the wiki will be running on a single Apache server.
 917         </p>
 918 </div>
 919
 920 <h2>E-mail, e-mail notification and authentication setup</h2>
 921
 922 <div class="config-section">
 923         <div class="config-input">
 924                 <label class='column'>E-mail features (global):</label>
 925                 <ul class="plain">
 926                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
 927                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
 928                 </ul>
 929         </div>
 930         <p class="config-desc">
 931                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail and e-mail notifications)
 932                 if sending mail doesn't work on your server.
 933         </p>
 934
 935         <div class="config-input">
 936                 <label class='column'>User-to-user e-mail:</label>
 937                 <ul class="plain">
 938                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
 939                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
 940                 </ul>
 941         </div>
 942         <p class="config-desc">
 943                 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.
 944         </p>
 945         <div class="config-input">
 946                 <label class='column'>E-mail notification about changes:</label>
 947                 <ul class="plain">
 948                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
 949                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
 950                 <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>
 951                 </ul>
 952         </div>
 953         <div class="config-desc">
 954                 <p>
 955                 For this feature to work, an e-mail address must be present for the user account, and the notification
 956                 options in the user's preferences must be enabled. Also note the
 957                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
 958
 959                 <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>
 960         </div>
 961
 962         <div class="config-input">
 963                 <label class='column'>E-mail address authentication:</label>
 964                 <ul class="plain">
 965                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
 966                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
 967                 </ul>
 968         </div>
 969         <div class="config-desc">
 970                 <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
 971                 change notification mails. Setting this option is <B>recommended</B> for public wikis because of potential abuse of the e-mail features above.</p>
 972         </div>
 973
 974 </div>
 975
 976 <h2>Database config</h2>
 977
 978 <div class="config-section">
 979 <div class="config-input">
 980                 <label class='column'>Database type:</label>
 981                 <ul class='plain'>
 982                         <li><?php aField( $conf, "DBtype", "MySQL", "radio", "mysql"); ?></li>
 983                         <li><?php aField( $conf, "DBtype", "Oracle (experimental)", "radio", "oracle" ); ?></li>
 984                         <li><?php aField( $conf, "DBtype", "PostgreSQL", "radio", "postgres" ); ?></li>
 985                 </ul>
 986         </div>
 987
 988         <div class="config-input" style="clear:left"><?php
 989                 aField( $conf, "DBserver", "SQL server host:" );
 990         ?></div>
 991         <p class="config-desc">
 992                 If your database server isn't on your web server, enter the name
 993                 or IP address here. MySQL and PostgreSQL only. If using a port for PostgreSQL, enter the number here.
 994         </p>
 995
 996         <div class="config-input"><?php
 997                 aField( $conf, "DBname", "Database name:" );
 998         ?></div>
 999         <div class="config-desc">
1000                 If using Oracle, set this to your connection identifier.
1001         </div>
1002         <div class="config-input"><?php
1003                 aField( $conf, "DBuser", "DB username:" );
1004         ?></div>
1005         <div class="config-input"><?php
1006                 aField( $conf, "DBpassword", "DB password:", "password" );
1007         ?></div>
1008         <div class="config-input"><?php
1009                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1010         ?></div>
1011         <p class="config-desc">
1012                 If you only have a single user account and database available,
1013                 enter those here. If you have database root access (see below)
1014                 you can specify new accounts/databases to be created.
1015         </p>
1016         <p>
1017                 This account will not be created if it pre-exists. If this is the case, ensure that it
1018                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
1019         </p>
1020
1021         <div class="config-input"><?php
1022                 aField( $conf, "DBprefix", "Database table prefix:" );
1023         ?></div>
1024         <div class="config-desc">
1025                 <p>If you need to share one database between multiple wikis, or
1026                 MediaWiki and another web application, you may choose to
1027                 add a prefix to all the table names to avoid conflicts.</p>
1028
1029                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1030         </div>
1031
1032         <div class="config-input"><label class="column">Database charset</label>
1033                 <div>Select one:</div>
1034                 <ul class="plain">
1035                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
1036                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
1037                 </ul>
1038         </div>
1039         <p class="config-desc">
1040                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1041                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1042                 cause things to break. <b>If upgrading an older installation, leave
1043                 in backwards-compatible mode.</b>
1044         </p>
1045
1046         <div class="config-input">
1047                 <?php
1048                 aField( $conf, "RootUser", "Superuser account:", "superuser" );
1049                 ?>
1050         </div>
1051         <div class="config-input">
1052                 <?php
1053                 aField( $conf, "RootPW", "Superuser password:", "password" );
1054                 ?>
1055         </div>
1056
1057         <p class="config-desc">
1058                 If the database user specified above does not exist, or does not have access to create
1059                 the database (if needed) or tables within it, please provide details of a superuser account,
1060                 such as <strong>root</strong>, which does. Leave the password set to <strong>-</strong> if this is not needed.
1061         </p>
1062
1063         <div class="config-input" style="padding:2em 0 3em">
1064                 <label class='column'>&nbsp;</label>
1065                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1066         </div>
1067
1068 </div>
1069
1070 </form>
1071
1072 <?php
1073 }
1074
1075 /* -------------------------------------------------------------------------------------- */
1076 function writeSuccessMessage() {
1077         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1078                 echo <<<EOT
1079 <p>Installation successful!</p>
1080 <p>To complete the installation, please do the following:
1081 <ol>
1082         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1083         <li>Upload it to the parent directory</li>
1084         <li>Delete config/LocalSettings.php</li>
1085         <li>Start using <a href='../index.php'>your wiki</a>!
1086 </ol>
1087 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1088 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1089 which means that anyone on the same server can read your database password! Downloading
1090 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1091 EOT;
1092         } else {
1093                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1094                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1095         }
1096 }
1097
1098
1099 function escapePhpString( $string ) {
1100         return strtr( $string,
1101                 array(
1102                         "\n" => "\\n",
1103                         "\r" => "\\r",
1104                         "\t" => "\\t",
1105                         "\\" => "\\\\",
1106                         "\$" => "\\\$",
1107                         "\"" => "\\\""
1108                 ));
1109 }
1110
1111 function writeLocalSettings( $conf ) {
1112         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1113         $conf->PasswordSender = $conf->EmergencyContact;
1114         $zlib = ($conf->zlib ? "" : "# ");
1115         $magic = ($conf->ImageMagick ? "" : "# ");
1116         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1117         $pretty = ($conf->prettyURLs ? "" : "# ");
1118         $ugly = ($conf->prettyURLs ? "# " : "");
1119         $rights = ($conf->RightsUrl) ? "" : "# ";
1120         $hashedUploads = $conf->safeMode ? '' : '# ';
1121
1122         switch ( $conf->Shm ) {
1123                 case 'memcached':
1124                         $cacheType = 'CACHE_MEMCACHED';
1125                         $mcservers = var_export( $conf->MCServerArray, true );
1126                         break;
1127                 case 'turck':
1128                 case 'apc':
1129                 case 'eaccel':
1130                         $cacheType = 'CACHE_ACCEL';
1131                         $mcservers = 'array()';
1132                         break;
1133                 default:
1134                         $cacheType = 'CACHE_NONE';
1135                         $mcservers = 'array()';
1136         }
1137
1138         if ( $conf->Email == 'email_enabled' ) {
1139                 $enableemail = 'true';
1140                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1141                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1142                 switch ( $conf->Enotif ) {
1143                         case 'enotif_usertalk':
1144                                 $enotifusertalk = 'true';
1145                                 $enotifwatchlist = 'false';
1146                                 break;
1147                         case 'enotif_allpages':
1148                                 $enotifusertalk = 'true';
1149                                 $enotifwatchlist = 'true';
1150                                 break;
1151                         default:
1152                                 $enotifusertalk = 'false';
1153                                 $enotifwatchlist = 'false';
1154                 }
1155         } else {
1156                 $enableuseremail = 'false';
1157                 $enableemail = 'false';
1158                 $eauthent = 'false';
1159                 $enotifusertalk = 'false';
1160                 $enotifwatchlist = 'false';
1161         }
1162
1163         $file = @fopen( "/dev/urandom", "r" );
1164         if ( $file ) {
1165                 $secretKey = bin2hex( fread( $file, 32 ) );
1166                 fclose( $file );
1167         } else {
1168                 $secretKey = "";
1169                 for ( $i=0; $i<8; $i++ ) {
1170                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1171                 }
1172                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1173         }
1174
1175         # Add slashes to strings for double quoting
1176         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1177         if( $conf->License == 'gfdl' ) {
1178                 # Needs literal string interpolation for the current style path
1179                 $slconf['RightsIcon'] = $conf->RightsIcon;
1180         }
1181
1182         $localsettings = "
1183 # This file was automatically generated by the MediaWiki installer.
1184 # If you make manual changes, please keep track in case you need to
1185 # recreate them later.
1186 #
1187 # See includes/DefaultSettings.php for all configurable settings
1188 # and their default values, but don't forget to make changes in _this_
1189 # file, not there.
1190
1191 # If you customize your file layout, set \$IP to the directory that contains
1192 # the other MediaWiki files. It will be used as a base to locate files.
1193 if( defined( 'MW_INSTALL_PATH' ) ) {
1194         \$IP = MW_INSTALL_PATH;
1195 } else {
1196         \$IP = dirname( __FILE__ );
1197 }
1198
1199 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1200 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1201
1202 require_once( \"includes/DefaultSettings.php\" );
1203
1204 # If PHP's memory limit is very low, some operations may fail.
1205 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1206
1207 if ( \$wgCommandLineMode ) {
1208         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1209                 die( \"This script must be run from the command line\\n\" );
1210         }
1211 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1212         ## Compress output if the browser supports it
1213         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1214 }
1215
1216 \$wgSitename         = \"{$slconf['Sitename']}\";
1217
1218 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1219 \$wgScript           = \"\$wgScriptPath/index.php\";
1220 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1221
1222 ## For more information on customizing the URLs please see:
1223 ## http://meta.wikimedia.org/wiki/Eliminating_index.php_from_the_url
1224 ## If using PHP as a CGI module, the ?title= style usually must be used.
1225 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1226 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1227
1228 \$wgStylePath        = \"\$wgScriptPath/skins\";
1229 \$wgStyleDirectory   = \"\$IP/skins\";
1230 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1231
1232 \$wgUploadPath       = \"\$wgScriptPath/images\";
1233 \$wgUploadDirectory  = \"\$IP/images\";
1234
1235 \$wgEnableEmail = $enableemail;
1236 \$wgEnableUserEmail = $enableuseremail;
1237
1238 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1239 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1240
1241 ## For a detailed description of the following switches see
1242 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1243 ## There are many more options for fine tuning available see
1244 ## /includes/DefaultSettings.php
1245 ## UPO means: this is also a user preference option
1246 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1247 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1248 \$wgEmailAuthentication = $eauthent;
1249
1250 \$wgDBserver         = \"{$slconf['DBserver']}\";
1251 \$wgDBname           = \"{$slconf['DBname']}\";
1252 \$wgDBuser           = \"{$slconf['DBuser']}\";
1253 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1254 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1255 \$wgDBtype           = \"{$slconf['DBtype']}\";
1256
1257 # Experimental charset support for MySQL 4.1/5.0.
1258 \$wgDBmysql5 = {$conf->DBmysql5};
1259
1260 ## Shared memory settings
1261 \$wgMainCacheType = $cacheType;
1262 \$wgMemCachedServers = $mcservers;
1263
1264 ## To enable image uploads, make sure the 'images' directory
1265 ## is writable, then set this to true:
1266 \$wgEnableUploads               = false;
1267 \$wgUseImageResize              = {$conf->UseImageResize};
1268 {$magic}\$wgUseImageMagick = true;
1269 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1270
1271 ## If you want to use image uploads under safe mode,
1272 ## create the directories images/archive, images/thumb and
1273 ## images/temp, and make them all writable. Then uncomment
1274 ## this, if it's not already uncommented:
1275 {$hashedUploads}\$wgHashedUploadDirectory = false;
1276
1277 ## If you have the appropriate support software installed
1278 ## you can enable inline LaTeX equations:
1279 \$wgUseTeX               = false;
1280 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1281 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1282 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1283
1284 \$wgLocalInterwiki   = \$wgSitename;
1285
1286 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1287
1288 \$wgProxyKey = \"$secretKey\";
1289
1290 ## Default skin: you can change the default skin. Use the internal symbolic
1291 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1292 \$wgDefaultSkin = 'monobook';
1293
1294 ## For attaching licensing metadata to pages, and displaying an
1295 ## appropriate copyright notice / icon. GNU Free Documentation
1296 ## License and Creative Commons licenses are supported so far.
1297 {$rights}\$wgEnableCreativeCommonsRdf = true;
1298 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1299 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1300 \$wgRightsText = \"{$slconf['RightsText']}\";
1301 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1302 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1303
1304 \$wgDiff3 = \"{$slconf['diff3']}\";
1305
1306 # When you make changes to this configuration file, this will make
1307 # sure that cached pages are cleared.
1308 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1309 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1310 ";
1311         // Keep things in Unix line endings internally;
1312         // the system will write out as local text type.
1313         return str_replace( "\r\n", "\n", $localsettings );
1314 }
1315
1316 function dieout( $text ) {
1317         die( $text . "\n\n</body>\n</html>" );
1318 }
1319
1320 function importVar( &$var, $name, $default = "" ) {
1321         if( isset( $var[$name] ) ) {
1322                 $retval = $var[$name];
1323                 if ( get_magic_quotes_gpc() ) {
1324                         $retval = stripslashes( $retval );
1325                 }
1326         } else {
1327                 $retval = $default;
1328         }
1329         return $retval;
1330 }
1331
1332 function importPost( $name, $default = "" ) {
1333         return importVar( $_POST, $name, $default );
1334 }
1335
1336 function importRequest( $name, $default = "" ) {
1337         return importVar( $_REQUEST, $name, $default );
1338 }
1339
1340 $radioCount = 0;
1341
1342 function aField( &$conf, $field, $text, $type = "text", $value = "" ) {
1343         global $radioCount;
1344         if( $type != "" ) {
1345                 $xtype = "type=\"$type\"";
1346         } else {
1347                 $xtype = "";
1348         }
1349
1350         $id = $field;
1351         $nolabel = ($type == "radio") || ($type == "hidden");
1352
1353         if ($type == 'radio')
1354                 $id .= $radioCount++;
1355
1356         if( $nolabel ) {
1357                 echo "\t\t<label>";
1358         } else {
1359                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1360         }
1361
1362         if( $type == "radio" && $value == $conf->$field ) {
1363                 $checked = "checked='checked'";
1364         } else {
1365                 $checked = "";
1366         }
1367         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked value=\"";
1368         if( $type == "radio" ) {
1369                 echo htmlspecialchars( $value );
1370         } else {
1371                 echo htmlspecialchars( $conf->$field );
1372         }
1373         echo "\" />\n";
1374         if( $nolabel ) {
1375                 echo " $text</label>\n";
1376         }
1377
1378         global $errs;
1379         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1380 }
1381
1382 function getLanguageList() {
1383         global $wgLanguageNames;
1384         if( !isset( $wgLanguageNames ) ) {
1385                 require_once( "languages/Names.php" );
1386         }
1387
1388         $codes = array();
1389
1390         $d = opendir( "../languages" );
1391         while( false !== ($f = readdir( $d ) ) ) {
1392                 $m = array();
1393                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1394                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1395                         if( isset( $wgLanguageNames[$code] ) ) {
1396                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1397                         } else {
1398                                 $name = $code;
1399                         }
1400                         $codes[$code] = $name;
1401                 }
1402         }
1403         closedir( $d );
1404         ksort( $codes );
1405         return $codes;
1406 }
1407
1408 #Check for location of an executable
1409 # @param string $loc single location to check
1410 # @param array $names filenames to check for.
1411 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1412 function locate_executable($loc, $names, $versioninfo = false) {
1413         if (!is_array($names))
1414                 $names = array($names);
1415
1416         foreach ($names as $name) {
1417                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1418                 if (file_exists($command)) {
1419                         if (!$versioninfo)
1420                                 return $command;
1421
1422                         $file = str_replace('$1', $command, $versioninfo[0]);
1423                         if (strstr(`$file`, $versioninfo[1]) !== false)
1424                                 return $command;
1425                 }
1426         }
1427         return false;
1428 }
1429
1430 # Test a memcached server
1431 function testMemcachedServer( $server ) {
1432         $hostport = explode(":", $server);
1433         $errstr = false;
1434         $fp = false;
1435         if ( !function_exists( 'fsockopen' ) ) {
1436                 $errstr = "Can't connect to memcached, fsockopen() not present";
1437         }
1438         if ( !$errstr &&  count( $hostport ) != 2 ) {
1439                 $errstr = 'Please specify host and port';
1440                 var_dump( $hostport );
1441         }
1442         if ( !$errstr ) {
1443                 list( $host, $port ) = $hostport;
1444                 $errno = 0;
1445                 $fsockerr = '';
1446
1447                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1448                 if ( $fp === false ) {
1449                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1450                 }
1451         }
1452         if ( !$errstr ) {
1453                 $command = "version\r\n";
1454                 $bytes = fwrite( $fp, $command );
1455                 if ( $bytes != strlen( $command ) ) {
1456                         $errstr = "Cannot write to memcached socket on $host:$port";
1457                 }
1458         }
1459         if ( !$errstr ) {
1460                 $expected = "VERSION ";
1461                 $response = fread( $fp, strlen( $expected ) );
1462                 if ( $response != $expected ) {
1463                         $errstr = "Didn't get correct memcached response from $host:$port";
1464                 }
1465         }
1466         if ( $fp ) {
1467                 fclose( $fp );
1468         }
1469         if ( !$errstr ) {
1470                 echo "<li>Connected to memcached on $host:$port successfully";
1471         }
1472         return $errstr;
1473 }
1474 ?>
1475
1476         <div class="license">
1477         <hr>
1478         <p>This program is free software; you can redistribute it and/or modify
1479          it under the terms of the GNU General Public License as published by
1480          the Free Software Foundation; either version 2 of the License, or
1481          (at your option) any later version.</p>
1482
1483          <p>This program is distributed in the hope that it will be useful,
1484          but WITHOUT ANY WARRANTY; without even the implied warranty of
1485          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1486          GNU General Public License for more details.</p>
1487
1488          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1489          along with this program; if not, write to the Free Software
1490          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1491          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1492         </div>
1493
1494 </div></div></div>
1495
1496
1497 <div id="column-one">
1498         <div class="portlet" id="p-logo">
1499           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1500             href="http://www.mediawiki.org/"
1501             title="Main Page"></a>
1502         </div>
1503         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1504         <div class='portlet'><div class='pBody'>
1505                 <ul>
1506                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1507                         <li><a href="../README">Readme</a></li>
1508                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1509                         <li><a href="../docs/">Documentation</a></li>
1510                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1511                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1512                 </ul>
1513                 <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>
1514         </div></div>
1515 </div>
1516
1517 </div>
1518
1519 </body>
1520 </html>