config/index.php

   1 <?php
   2 # MediaWiki web-based config/installation
   3 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>
   4 # http://www.mediawiki.org/
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License along
  17 # with this program; if not, write to the Free Software Foundation, Inc.,
  18 # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  19 # http://www.gnu.org/copyleft/gpl.html
  20
  21 error_reporting( E_ALL );
  22 header( "Content-type: text/html; charset=utf-8" );
  23 @ini_set( "display_errors", true );
  24
  25 ?><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
  26         "http://www.w3.org/TR/html4/loose.dtd">
  27 <html>
  28 <head>
  29         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  30         <title>MediaWiki installation</title>
  31         <style type="text/css">
  32
  33                 @import "../skins/monobook/main.css";
  34
  35                 .env-check {
  36                         font-size: 90%;
  37                         margin: 1em 0 1em 2.5em;
  38                 }
  39
  40                 .config-section {
  41                         margin-top: 2em;
  42                 }
  43
  44                 .config-section label.column {
  45                         clear: left;
  46                         font-weight: bold;
  47                         width: 13em;
  48                         float: left;
  49                         text-align: right;
  50                         padding-right: 1em;
  51                         padding-top: .2em;
  52                 }
  53
  54                 .config-input {
  55                         clear: left;
  56                         zoom: 100%; /* IE hack */
  57                 }
  58
  59                 .config-section .config-desc {
  60                         clear: left;
  61                         margin: 0 0 2em 18em;
  62                         padding-top: 1em;
  63                         font-size: 85%;
  64                 }
  65
  66                 .iput-text, .iput-password {
  67                         width: 14em;
  68                         margin-right: 1em;
  69                 }
  70
  71                 .error {
  72                         color: red;
  73                         background-color: #fff;
  74                         font-weight: bold;
  75                         left: 1em;
  76                         font-size: 100%;
  77                 }
  78
  79                 .error-top {
  80                         color: red;
  81                         background-color: #FFF0F0;
  82                         border: 2px solid        red;
  83                         font-size: 130%;
  84                         font-weight: bold;
  85                         padding: 1em 1.5em;
  86                         margin: 2em 0 1em;
  87                 }
  88
  89                 ul.plain {
  90                         list-style-type: none;
  91                         list-style-image: none;
  92                         float: left;
  93                         margin: 0;
  94                         padding: 0;
  95                 }
  96
  97                 .btn-install {
  98                         font-weight: bold;
  99                         font-size: 110%;
 100                         padding: .2em .3em;
 101                 }
 102
 103                 .license {
 104                         font-size: 85%;
 105                         padding-top: 3em;
 106                 }
 107
 108         </style>
 109 </head>
 110
 111 <body>
 112 <div id="globalWrapper">
 113 <div id="column-content">
 114 <div id="content">
 115 <div id="bodyContent">
 116
 117
 118 <?php
 119
 120 # Relative includes seem to break if a parent directory is not readable;
 121 # this is common for public_html subdirs under user home directories.
 122 #
 123 # As a dirty hack, we'll try to set up the include path first.
 124 #
 125 $IP = dirname( dirname( __FILE__ ) );
 126 $sep = PATH_SEPARATOR;
 127 ini_set( "include_path", ".$sep$IP$sep$IP/includes$sep$IP/languages" );
 128
 129 define( "MEDIAWIKI", true );
 130 define( "MEDIAWIKI_INSTALL", true );
 131 require_once( "includes/Defines.php" );
 132 require_once( "includes/DefaultSettings.php" );
 133 require_once( "includes/MagicWord.php" );
 134 require_once( "includes/Namespace.php" );
 135 ?>
 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 <h2>Checking environment...</h2>
 188 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 189 <ul class="env-check">
 190 <?php
 191 $endl = "
 192 ";
 193 $wgNoOutputBuffer = true;
 194 $conf = new ConfigData;
 195
 196 install_version_checks();
 197
 198 print "<li>PHP " . phpversion() . " installed</li>\n";
 199
 200 if( ini_get( "register_globals" ) ) {
 201         ?>
 202         <li>
 203                 <div style="font-size:110%">
 204                 <strong class="error">Warning:</strong>
 205                 <strong>PHP's   <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 206                 </div>
 207                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 208         </li>
 209         <?php
 210 }
 211
 212 $fatal = false;
 213
 214 if( ini_get( "magic_quotes_runtime" ) ) {
 215         $fatal = true;
 216         ?><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>
 217         This option corrupts data input unpredictably; you cannot install or use
 218         MediaWiki unless this option is disabled.
 219         <?php
 220 }
 221
 222 if( ini_get( "magic_quotes_sybase" ) ) {
 223         $fatal = true;
 224         ?><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>
 225         This option corrupts data input unpredictably; you cannot install or use
 226         MediaWiki unless this option is disabled.
 227         <?php
 228 }
 229
 230 if( ini_get( "mbstring.func_overload" ) ) {
 231         $fatal = true;
 232         ?><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>
 233         This option causes errors and may corrupt data unpredictably;
 234         you cannot install or use MediaWiki unless this option is disabled.
 235         <?php
 236 }
 237
 238 if( $fatal ) {
 239         dieout( "</ul><p>Cannot install Mediawiki.</p>" );
 240 }
 241
 242 if( ini_get( "safe_mode" ) ) {
 243         $conf->safeMode = true;
 244         ?>
 245         <li><b class='error'>Warning:</b> <strong>PHP's
 246         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 247         You may have problems caused by this, particularly if using image uploads.
 248         </li>
 249         <?php
 250 } else {
 251         $conf->safeMode = false;
 252 }
 253
 254
 255 $sapi = php_sapi_name();
 256 $conf->prettyURLs = true;
 257 print "<li>PHP server API is $sapi; ";
 258 switch( $sapi ) {
 259 case "apache":
 260 case "apache2handler":
 261         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 262         break;
 263 case "cgi":
 264 case "cgi-fcgi":
 265 case "apache2filter":
 266         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 267         $conf->prettyURLs = false;
 268         break;
 269 default:
 270         print "unknown; using pretty URLs (<tt>index.php/Page_Title</tt>), if you have trouble change this in <tt>LocalSettings.php</tt>";
 271 }
 272 print "</li>\n";
 273
 274 $conf->xml = function_exists( "utf8_encode" );
 275 if( $conf->xml ) {
 276         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 277 } else {
 278         dieout( "PHP's XML module is missing; the wiki requires functions in
 279                 this module and won't work in this configuration.
 280                 If you're running Mandrake, install the php-xml package." );
 281 }
 282
 283 $memlimit = ini_get( "memory_limit" );
 284 $conf->raiseMemory = false;
 285 if( empty( $memlimit ) || $memlimit == -1 ) {
 286         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 287 } else {
 288         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <strong>If this is too low, installation may fail!</strong> ";
 289         $n = intval( $memlimit );
 290         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 291                 $n = intval( $m[1] * (1024*1024) );
 292         }
 293         if( $n < 20*1024*1024 ) {
 294                 print "Attempting to raise limit to 20M... ";
 295                 if( false === ini_set( "memory_limit", "20M" ) ) {
 296                         print "failed.";
 297                 } else {
 298                         $conf->raiseMemory = true;
 299                         print "ok.";
 300                 }
 301         }
 302         print "</li>\n";
 303 }
 304
 305 $conf->zlib = function_exists( "gzencode" );
 306 if( $conf->zlib ) {
 307         print "<li>Have zlib support; enabling output compression.</li>\n";
 308 } else {
 309         print "<li>No zlib support.</li>\n";
 310 }
 311
 312 $conf->turck = function_exists( 'mmcache_get' );
 313 if ( $conf->turck ) {
 314         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 315 }
 316 $conf->eaccel = function_exists( 'eaccelerator_get' );
 317 if ( $conf->eaccel ) {
 318     $conf->turck = 'eaccelerator';
 319     print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 320 }
 321 if (!$conf->turck && !$conf->eaccel) {
 322         print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor <a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> are installed, " .
 323           "can't use object caching functions</li>\n";
 324 }
 325
 326 $conf->diff3 = false;
 327 $diff3locations = array("/usr/bin", "/opt/csw/bin", "/usr/gnu/bin", "/usr/sfw/bin") + explode($sep, getenv("PATH"));
 328 $diff3names = array("gdiff3", "diff3", "diff3.exe");
 329
 330 $diff3versioninfo = array('$1 --version 2>&1', 'diff3 (GNU diffutils)');
 331 foreach ($diff3locations as $loc) {
 332         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 333         if ($exe !== false) {
 334                 $conf->diff3 = $exe;
 335                 break;
 336         }
 337 }
 338
 339 if ($conf->diff3)
 340         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 341 else
 342         print "<li>GNU diff3 not found.</li>";
 343
 344 $conf->ImageMagick = false;
 345 $imcheck = array( "/usr/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 346 foreach( $imcheck as $dir ) {
 347         $im = "$dir/convert";
 348         if( file_exists( $im ) ) {
 349                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 350                 $conf->ImageMagick = $im;
 351                 break;
 352         }
 353 }
 354
 355 $conf->HaveGD = function_exists( "imagejpeg" );
 356 if( $conf->HaveGD ) {
 357         print "<li>Found GD graphics library built-in";
 358         if( !$conf->ImageMagick ) {
 359                 print ", image thumbnailing will be enabled if you enable uploads";
 360         }
 361         print ".</li>\n";
 362 } else {
 363         if( !$conf->ImageMagick ) {
 364                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 365         }
 366 }
 367
 368 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 369
 370 # $conf->IP = "/Users/brion/Sites/inplace";
 371 $conf->IP = dirname( dirname( __FILE__ ) );
 372 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 373
 374 # $conf->ScriptPath = "/~brion/inplace";
 375 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["PHP_SELF"] ); # was SCRIPT_NAME
 376 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 377
 378 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 379         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 380
 381         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 382         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 383                 ? 'root@localhost'
 384                 : $_SERVER["SERVER_ADMIN"];
 385         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 386         $conf->DBtype = importPost( "DBtype", "mysql" );
 387         $conf->DBserver = importPost( "DBserver", "localhost" );
 388         $conf->DBname = importPost( "DBname", "wikidb" );
 389         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 390         $conf->DBpassword = importPost( "DBpassword" );
 391         $conf->DBpassword2 = importPost( "DBpassword2" );
 392         $conf->DBprefix = importPost( "DBprefix" );
 393         $conf->DBmysql5 = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 394         $conf->RootPW = importPost( "RootPW" );
 395         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 396         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 397         $conf->SysopPass = importPost( "SysopPass" );
 398         $conf->SysopPass2 = importPost( "SysopPass2" );
 399
 400 /* Check for validity */
 401 $errs = array();
 402
 403 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 404         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 405 }
 406 if( $conf->DBuser == "" ) {
 407         $errs["DBuser"] = "Must not be blank";
 408 }
 409 if( $conf->DBpassword == "" ) {
 410         $errs["DBpassword"] = "Must not be blank";
 411 }
 412 if( $conf->DBpassword != $conf->DBpassword2 ) {
 413         $errs["DBpassword2"] = "Passwords don't match!";
 414 }
 415 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 416         $errs["DBprefix"] = "Invalid table prefix";
 417 }
 418
 419 if( $conf->SysopPass == "" ) {
 420         $errs["SysopPass"] = "Must not be blank";
 421 }
 422 if( $conf->SysopPass != $conf->SysopPass2 ) {
 423         $errs["SysopPass2"] = "Passwords don't match!";
 424 }
 425
 426 $conf->License = importRequest( "License", "none" );
 427 if( $conf->License == "gfdl" ) {
 428         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 429         $conf->RightsText = "GNU Free Documentation License 1.2";
 430         $conf->RightsCode = "gfdl";
 431         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 432 } elseif( $conf->License == "none" ) {
 433         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 434 } else {
 435         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 436         $conf->RightsText = importRequest( "RightsText", "" );
 437         $conf->RightsCode = importRequest( "RightsCode", "" );
 438         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 439 }
 440
 441 $conf->Shm = importRequest( "Shm", "none" );
 442 $conf->MCServers = importRequest( "MCServers" );
 443
 444 /* Test memcached servers */
 445
 446 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 447         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 448         foreach ( $conf->MCServerArray as $server ) {
 449                 $error = testMemcachedServer( $server );
 450                 if ( $error ) {
 451                         $errs["MCServers"] = $error;
 452                         break;
 453                 }
 454         }
 455 } else if ( $conf->Shm == 'memcached' ) {
 456         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 457 }
 458
 459 /* default values for installation */
 460 $conf->Email    =importRequest("Email", "email_enabled");
 461 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 462 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 463 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 464
 465 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 466         do { /* So we can 'continue' to end prematurely */
 467                 $conf->Root = ($conf->RootPW != "");
 468
 469                 /* Load up the settings and get installin' */
 470                 $local = writeLocalSettings( $conf );
 471                 $wgCommandLineMode = false;
 472                 chdir( ".." );
 473                 eval($local);
 474                 if (!in_array($conf->DBtype, array("mysql", "oracle"))) {
 475                         $errs["DBtype"] = "Unknown database type.";
 476                         continue;
 477                 }
 478                 print "<li>Database type: {$conf->DBtype}</li>\n";
 479                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 480                 require_once("$dbclass.php");
 481                 $wgDBtype = $conf->DBtype;
 482                 $wgDBadminuser = "root";
 483                 $wgDBadminpassword = $conf->RootPW;
 484                 $wgDBprefix = $conf->DBprefix;
 485                 $wgCommandLineMode = true;
 486                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 487                 require_once( "includes/Setup.php" );
 488                 chdir( "config" );
 489
 490                 require_once( "maintenance/InitialiseMessages.inc" );
 491
 492                 $wgTitle = Title::newFromText( "Installation script" );
 493                 $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 494                 if( $mysqlOldClient ) {
 495                         print "<li><b>PHP is linked with old MySQL client libraries. If you are
 496                                 using a MySQL 4.1 server and have problems connecting to the database,
 497                                 see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 498                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 499                 }
 500                 $dbc = new $dbclass;
 501                 if ($conf->DBtype == 'mysql') {
 502                         print "<li>Trying to connect to database server on $wgDBserver as root...\n";
 503                         $wgDatabase = $dbc->newFromParams( $wgDBserver, "root", $conf->RootPW, "", 1 );
 504
 505                         if( $wgDatabase->isOpen() ) {
 506                                 $myver = get_db_version();
 507                                 $wgDatabase->ignoreErrors(true);
 508                                 $conf->Root = true;
 509                                 print "<ul><li>Connected as root (automatic)</li></ul></li>\n";
 510                         } else {
 511                                 print "<ul><li>MySQL error " . ($err = mysql_errno() ) .
 512                                         ": " . htmlspecialchars( mysql_error() ) . "</li></ul></li>";
 513                                 $ok = false;
 514                                 switch( $err ) {
 515                                 case 1045:
 516                                 case 2000:
 517                                         if( $conf->Root ) {
 518                                                 $errs["RootPW"] = "Check password";
 519                                         } else {
 520                                                 print "<li>Trying regular user...\n";
 521                                                 /* Try the regular user... */
 522                                                 $wgDBadminuser = $wgDBuser;
 523                                                 $wgDBadminpassword = $wgDBpassword;
 524                                                 /* Wait one second for connection rate limiting, present on some systems */
 525                                                 sleep(1);
 526                                                 $wgDatabase = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, "", 1 );
 527                                                 if( !$wgDatabase->isOpen() ) {
 528                                                         print "<ul><li>MySQL error " . ($err = mysql_errno() ) .
 529                                                                 ": " . htmlspecialchars( mysql_error() ) . "</li></ul></li>";
 530                                                         $errs["DBuser"] = "Check name/pass";
 531                                                         $errs["DBpassword"] = "or enter root";
 532                                                         $errs["DBpassword2"] = "password below";
 533                                                         $errs["RootPW"] = "Got root?";
 534                                                 } else {
 535                                                         $myver = mysql_get_server_info( $wgDatabase->mConn );
 536                                                         $wgDatabase->ignoreErrors(true);
 537                                                         $conf->Root = false;
 538                                                         $conf->RootPW = "";
 539                                                         print " ok.</li>\n";
 540                                                         # And keep going...
 541                                                         $ok = true;
 542                                                 }
 543                                                 break;
 544                                         }
 545                                 case 2002:
 546                                 case 2003:
 547                                         $errs["DBserver"] = "Connection failed";
 548                                         break;
 549                                 default:
 550                                         $errs["DBserver"] = "Couldn't connect to database";
 551                                         break;
 552                                 }
 553                                 if( !$ok ) continue;
 554                         }
 555                 } else /* not mysql */ {
 556                         print "<li>Connecting to SQL server...";
 557                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 558                         if (!$wgDatabase->isOpen()) {
 559                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 560                         } else {
 561                                 $wgDatabase->ignoreErrors(true);
 562                                 $myver = get_db_version();
 563                         }
 564                 }
 565
 566                 if ( !$wgDatabase->isOpen() ) {
 567                         $errs["DBserver"] = "Couldn't connect to database";
 568                         continue;
 569                 }
 570
 571                 print "<li>Connected to $myver";
 572                 if( version_compare( $myver, "4.0.0" ) < 0 ) {
 573                         die( " -- mysql 4.0 or later required. Aborting." );
 574                 }
 575                 $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 576                 if( $mysqlNewAuth && $mysqlOldClient ) {
 577                         print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 578                                 to old client libraries; if you have trouble with authentication, see
 579                                 <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 580                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 581                 }
 582                 if( $wgDBmysql5 ) {
 583                         if( $mysqlNewAuth ) {
 584                                 print "; enabling MySQL 4.1/5.0 charset mode";
 585                         } else {
 586                                 print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 587                                         but older version detected; will likely fail.</b>";
 588                         }
 589                 }
 590                 print "</li>\n";
 591
 592                 if ($conf->DBtype == 'mysql') {
 593                         @$sel = mysql_select_db( $wgDBname, $wgDatabase->mConn );
 594                         if( $sel ) {
 595                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 596                         } else {
 597                                 $err = mysql_errno();
 598                                 if ( $err != 1049 ) {
 599                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 600                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 601                                         continue;
 602                                 }
 603                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 604                                 if( !$res ) {
 605                                         print "<li>Couldn't create database <tt>" .
 606                                                 htmlspecialchars( $wgDBname ) .
 607                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 608                                         $errs["RootPW"] = "&lt;- Enter";
 609                                         continue;
 610                                 }
 611                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 612                         }
 613                         $wgDatabase->selectDB( $wgDBname );
 614                 }
 615
 616
 617                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 618                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 619
 620                         # Create user if required
 621                         if ( $conf->Root ) {
 622                                 $conn = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 623                                 if ( $conn->isOpen() ) {
 624                                         print "<li>DB user account ok</li>\n";
 625                                         $conn->close();
 626                                 } else {
 627                                         print "<li>Granting user permissions...";
 628                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 629                                                 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>";
 630                                         }
 631                                         print "</li>\n";
 632                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 633                                 }
 634                         }
 635                         print "<pre>\n";
 636                         chdir( ".." );
 637                         flush();
 638                         do_all_updates();
 639                         chdir( "config" );
 640
 641                         print "</pre>\n";
 642                         print "<li>Finished update checks.</li>\n";
 643                 } else {
 644                         # FIXME: Check for errors
 645                         print "<li>Creating tables...";
 646                         if ($conf->DBtype == 'mysql') {
 647                                 if( $wgDBmysql5 ) {
 648                                         print " using MySQL 5 table defs...";
 649                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 650                                 } else {
 651                                         print " using MySQL 4 table defs...";
 652                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 653                                 }
 654                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 655                         } else {
 656                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 657                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 658                         }
 659
 660                         print " done.</li>\n";
 661
 662                         print "<li>Initializing data...";
 663                         $wgDatabase->insert( 'site_stats',
 664                                 array( 'ss_row_id'        => 1,
 665                                        'ss_total_views'   => 0,
 666                                        'ss_total_edits'   => 0,
 667                                        'ss_good_articles' => 0 ) );
 668                         # setting up the db user
 669                         if( $conf->Root ) {
 670                                 print "<li>Granting user permissions...</li>\n";
 671                                 dbsource( "../maintenance/users.sql", $wgDatabase );
 672                         }
 673
 674                         if( $conf->SysopName ) {
 675                                 $u = User::newFromName( $conf->getSysopName() );
 676                                 if ( 0 == $u->idForName() ) {
 677                                         $u->addToDatabase();
 678                                         $u->setPassword( $conf->getSysopPass() );
 679                                         $u->saveSettings();
 680
 681                                         $u->addGroup( "sysop" );
 682                                         $u->addGroup( "bureaucrat" );
 683
 684                                         print "<li>Created sysop account <tt>" .
 685                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 686                                 } else {
 687                                         print "<li>Could not create user - already exists!</li>\n";
 688                                 }
 689                         } else {
 690                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 691                         }
 692
 693                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 694                         $article = new Article( $titleobj );
 695                         $newid = $article->insertOn( $wgDatabase );
 696                         $revision = new Revision( array(
 697                                 'page'      => $newid,
 698                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 699                                 'comment'   => '',
 700                                 'user'      => 0,
 701                                 'user_text' => 'MediaWiki default',
 702                                 ) );
 703                         $revid = $revision->insertOn( $wgDatabase );
 704                         $article->updateRevisionOn( $wgDatabase, $revision );
 705
 706                         print "<li><pre>";
 707                         initialiseMessages();
 708                         print "</pre></li>\n";
 709                 }
 710
 711                 /* Write out the config file now that all is well */
 712                 print "<p>Creating LocalSettings.php...</p>\n\n";
 713                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 714                 // Fix up a common line-ending problem (due to CVS on Windows)
 715                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 716
 717                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 718                         $xt = "xt"; # Refuse to overwrite an existing file
 719                 } else {
 720                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 721                 }
 722                 $f = fopen( "LocalSettings.php", $xt );
 723
 724                 if( $f == false ) {
 725                         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" .
 726                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 727                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 728                 }
 729                 if(fwrite( $f, $localSettings ) ) {
 730                         fclose( $f );
 731                         writeSuccessMessage();
 732                 } else {
 733                         fclose( $f );
 734                         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");
 735
 736                 }
 737
 738         } while( false );
 739 }
 740 ?>
 741 </ul>
 742
 743
 744 <?php
 745
 746 if( count( $errs ) ) {
 747         /* Display options form */
 748
 749         if( $conf->posted ) {
 750                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 751         }
 752 ?>
 753
 754 <form action="index.php" name="config" method="post">
 755
 756
 757 <h2>Site config</h2>
 758
 759 <div class="config-section">
 760         <div class="config-input">
 761                 <?php
 762                 aField( $conf, "Sitename", "Wiki name:" );
 763                 ?>
 764         </div>
 765         <p class="config-desc">
 766                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 767                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 768         </p>
 769
 770         <div class="config-input">
 771                 <?php
 772                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 773                 ?>
 774         </div>
 775         <p class="config-desc">
 776                 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.
 777         </p>
 778
 779         <div class="config-input">
 780                 <label class='column' for="LanguageCode">Language:</label>
 781                 <select id="LanguageCode" name="LanguageCode">
 782
 783                 <?php
 784                         $list = getLanguageList();
 785                         foreach( $list as $code => $name ) {
 786                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 787                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 788                         }
 789                 ?>
 790                 </select>
 791         </div>
 792         <p class="config-desc">
 793                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 794         </p>
 795
 796         <div class="config-input">
 797                 <label class='column'>Copyright/license:</label>
 798
 799                 <ul class="plain">
 800                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 801                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 802                 <li><?php
 803                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 804                         $partner = "MediaWiki";
 805                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 806                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 807                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 808                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 809                         ?>
 810                 <?php if( $conf->License == "cc" ) { ?>
 811                         <ul>
 812                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 813                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 814                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 815                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 816                         </ul>
 817                 <?php } ?>
 818                         </li>
 819                 </ul>
 820         </div>
 821         <p class="config-desc">
 822                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 823         </p>
 824
 825
 826         <div class="config-input">
 827                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 828         </div>
 829         <div class="config-input">
 830                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 831         </div>
 832         <div class="config-input">
 833                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 834         </div>
 835         <p class="config-desc">
 836                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 837                 A new account will be added only when creating a new wiki database.
 838         </p>
 839
 840         <div class="config-input">
 841                 <label class='column'>Shared memory caching:</label>
 842
 843                 <ul class="plain">
 844                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 845                 <?php
 846                         if ( $conf->turck ) {
 847                                 echo "<li>";
 848                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 849                                 echo "</li>";
 850                         }
 851                 ?>
 852                 <?php
 853                         if ( $conf->eaccel ) {
 854                                 echo "<li>";
 855                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 856                                 echo "</li>";
 857                         }
 858                 ?>
 859                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 860                 </ul>
 861                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 862         </div>
 863         <p class="config-desc">
 864                 Using a shared memory system such as Turck MMCache, eAccelerator, or Memcached will speed
 865                 up MediaWiki significantly. Memcached is the best solution but needs to be
 866                 installed. Specify the server addresses and ports in a comma-separted list. Only
 867                 use Turck shared memory if the wiki will be running on a single Apache server.
 868         </p>
 869 </div>
 870
 871 <h2>E-mail, e-mail notification and authentication setup</h2>
 872
 873 <div class="config-section">
 874         <div class="config-input">
 875                 <label class='column'>E-mail (general):</label>
 876                 <ul class="plain">
 877                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
 878                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
 879                 </ul>
 880         </div>
 881         <p class="config-desc">
 882                 Use this to disable all e-mail functions (send a password reminder, user-to-user e-mail and e-mail notification),
 883                 if sending e-mails on your server doesn't work.
 884         </p>
 885         <div class="config-input">
 886                 <label class='column'>User-to-user e-mail:</label>
 887                 <ul class="plain">
 888                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
 889                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
 890                 </ul>
 891         </div>
 892         <p class="config-desc">
 893                 Use this to disable only the user-to-user e-mail function (EmailUser).
 894         </p>
 895         <div class="config-input">
 896                 <label class='column'>E-mail notification:</label>
 897                 <ul class="plain">
 898                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
 899                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk changes only", "radio", "enotif_usertalk" ); ?></li>
 900                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk and watch list changes (not recommended for large wikis)", "radio", "enotif_allpages" ); ?></li>
 901                 </ul>
 902         </div>
 903         <div class="config-desc">
 904                 <p>
 905                 E-mail notification sends a notification e-mail to a user, when the user_talk page is changed
 906                 and/or when watch-listed pages are changed, depending on the above settings.
 907                 When testing this feature, be reminded, that obviously an e-mail address must be present in your preferences
 908                 and that your own changes never trigger notifications to be sent to yourself.</p>
 909
 910                 <p>Users get corresponding options to select or deselect in their users' preferences.
 911                 The user options are not shown on the preference page, if e-mail notification is disabled.</p>
 912
 913                 <p>There are additional options for fine tuning in /includes/DefaultSettings.php .</p>
 914         </div>
 915
 916         <div class="config-input">
 917                 <label class='column'>E-mail authentication:</label>
 918                 <ul class="plain">
 919                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
 920                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
 921                 </ul>
 922         </div>
 923         <div class="config-desc">
 924                 <p>E-mail address authentication uses a scheme to authenticate e-mail addresses of the users. The user who initially enters or changes his/her stored e-mail address
 925                 gets a link with a token mailed to that address. The stored e-mail address is authenticated at the moment the user comes back to the wiki via the link.</p>
 926
 927                 <p>The e-mail address stays authenticated as long as the user does not change it; the time of authentication is indicated
 928                 on the user preference page.</p>
 929
 930                 <p>If the option is enabled, only authenticated e-mail addresses can receive EmailUser mails and/or
 931                 e-mail notification mails.</p>
 932         </div>
 933
 934 </div>
 935
 936 <h2>Database config</h2>
 937
 938 <div class="config-section">
 939 <div class="config-input">
 940                 <label class='column'>Database type:</label>
 941                 <ul class='plain'>
 942                         <li><?php aField( $conf, "DBtype", "MySQL", "radio", "mysql"); ?></li>
 943                         <li><?php aField( $conf, "DBtype", "Oracle", "radio", "oracle" ); ?></li>
 944                 </ul>
 945         </div>
 946
 947         <div class="config-input" style="clear:left"><?php
 948                 aField( $conf, "DBserver", "SQL server host:" );
 949         ?></div>
 950         <p class="config-desc">
 951                 If your database server isn't on your web server, enter the name
 952                 or IP address here.  MySQL only.
 953         </p>
 954
 955         <div class="config-input"><?php
 956                 aField( $conf, "DBname", "Database name:" );
 957         ?></div>
 958         <div class="config-desc">
 959                 If using Oracle, set this to your connection identifier.
 960         </div>
 961         <div class="config-input"><?php
 962                 aField( $conf, "DBuser", "DB username:" );
 963         ?></div>
 964         <div class="config-input"><?php
 965                 aField( $conf, "DBpassword", "DB password:", "password" );
 966         ?></div>
 967         <div class="config-input"><?php
 968                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
 969         ?></div>
 970         <p class="config-desc">
 971                 If you only have a single user account and database available,
 972                 enter those here. If you have database root access (see below)
 973                 you can specify new accounts/databases to be created.
 974         </p>
 975
 976         <div class="config-input"><?php
 977                 aField( $conf, "DBprefix", "Database table prefix:" );
 978         ?></div>
 979         <div class="config-desc">
 980                 <p>If you need to share one database between multiple wikis, or
 981                 MediaWiki and another web application, you may choose to
 982                 add a prefix to all the table names to avoid conflicts.</p>
 983
 984                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
 985         </div>
 986
 987         <div class="config-input"><label class="column">Database charset</label>
 988                 <div>Select one:</div>
 989                 <ul class="plain">
 990                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
 991                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
 992                 </ul>
 993         </div>
 994         <p class="config-desc">
 995                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
 996                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
 997                 cause things to break. <b>If upgrading an older installation, leave
 998                 in backwards-compatible mode.</b>
 999         </p>
1000
1001         <div class="config-input">
1002                 <?php
1003                 aField( $conf, "RootPW", "DB root password:", "password" );
1004                 ?>
1005         </div>
1006         <p class="config-desc">
1007                 You will only need this if the database and/or user account
1008                 above don't already exist.
1009                 Do <em>not</em> type in your machine's root password! MySQL
1010                 has its own "root" user with a separate password. (It might
1011                 even be blank, depending on your configuration.)
1012         </p>
1013
1014         <div class="config-input" style="padding:2em 0 3em">
1015                 <label class='column'>&nbsp;</label>
1016                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1017         </div>
1018
1019 </div>
1020
1021 </form>
1022
1023 <?php
1024 }
1025
1026 /* -------------------------------------------------------------------------------------- */
1027 function writeSuccessMessage() {
1028         global $conf;
1029         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1030                 echo <<<EOT
1031 <p>Installation successful!</p>
1032 <p>To complete the installation, please do the following:
1033 <ol>
1034         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1035         <li>Upload it to the parent directory</li>
1036         <li>Delete config/LocalSettings.php</li>
1037         <li>Start using <a href='../index.php'>your wiki</a>!
1038 </ol>
1039 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1040 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1041 which means that anyone on the same server can read your database password! Downloading
1042 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1043 EOT;
1044         } else {
1045                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1046                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1047         }
1048 }
1049
1050
1051 function escapePhpString( $string ) {
1052         return strtr( $string,
1053                 array(
1054                         "\n" => "\\n",
1055                         "\r" => "\\r",
1056                         "\t" => "\\t",
1057                         "\\" => "\\\\",
1058                         "\$" => "\\\$",
1059                         "\"" => "\\\""
1060                 ));
1061 }
1062
1063 function writeLocalSettings( $conf ) {
1064         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1065         $conf->PasswordSender = $conf->EmergencyContact;
1066         $zlib = ($conf->zlib ? "" : "# ");
1067         $magic = ($conf->ImageMagick ? "" : "# ");
1068         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1069         $pretty = ($conf->prettyURLs ? "" : "# ");
1070         $ugly = ($conf->prettyURLs ? "# " : "");
1071         $rights = ($conf->RightsUrl) ? "" : "# ";
1072         $hashedUploads = $conf->safeMode ? '' : '# ';
1073
1074         switch ( $conf->Shm ) {
1075                 case 'memcached':
1076                         $cacheType = 'CACHE_MEMCACHED';
1077                         $mcservers = var_export( $conf->MCServerArray, true );
1078                         break;
1079                 case 'turck':
1080                 case 'eaccel':
1081                         $cacheType = 'CACHE_ACCEL';
1082                         $mcservers = 'array()';
1083                         break;
1084                 default:
1085                         $cacheType = 'CACHE_NONE';
1086                         $mcservers = 'array()';
1087         }
1088
1089         if ( $conf->Email == 'email_enabled' ) {
1090                 $enableemail = 'true';
1091                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1092                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1093                 switch ( $conf->Enotif ) {
1094                         case 'enotif_usertalk':
1095                                 $enotifusertalk = 'true';
1096                                 $enotifwatchlist = 'false';
1097                                 break;
1098                         case 'enotif_allpages':
1099                                 $enotifusertalk = 'true';
1100                                 $enotifwatchlist = 'true';
1101                                 break;
1102                         default:
1103                                 $enotifusertalk = 'false';
1104                                 $enotifwatchlist = 'false';
1105                 }
1106         } else {
1107                 $enableuseremail = 'false';
1108                 $enableemail = 'false';
1109                 $eauthent = 'false';
1110                 $enotifusertalk = 'false';
1111                 $enotifwatchlist = 'false';
1112         }
1113
1114         $file = @fopen( "/dev/urandom", "r" );
1115         if ( $file ) {
1116                 $secretKey = bin2hex( fread( $file, 32 ) );
1117                 fclose( $file );
1118         } else {
1119                 $secretKey = "";
1120                 for ( $i=0; $i<8; $i++ ) {
1121                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1122                 }
1123                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1124         }
1125
1126         # Add slashes to strings for double quoting
1127         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1128         if( $conf->License == 'gfdl' ) {
1129                 # Needs literal string interpolation for the current style path
1130                 $slconf['RightsIcon'] = $conf->RightsIcon;
1131         }
1132
1133         $sep = PATH_SEPARATOR;
1134         $localsettings = "
1135 # This file was automatically generated by the MediaWiki installer.
1136 # If you make manual changes, please keep track in case you need to
1137 # recreate them later.
1138 #
1139 # See includes/DefaultSettings.php for all configurable settings
1140 # and their default values, but don't forget to make changes in _this_
1141 # file, not there.
1142
1143 \$IP = \"{$slconf['IP']}\";
1144 ini_set( \"include_path\", \".$sep\$IP$sep\$IP/includes$sep\$IP/languages\" );
1145 require_once( \"includes/DefaultSettings.php\" );
1146
1147 # If PHP's memory limit is very low, some operations may fail.
1148 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1149
1150 if ( \$wgCommandLineMode ) {
1151         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1152                 die( \"This script must be run from the command line\\n\" );
1153         }
1154 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1155         ## Compress output if the browser supports it
1156         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1157 }
1158
1159 \$wgSitename         = \"{$slconf['Sitename']}\";
1160
1161 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1162 \$wgScript           = \"\$wgScriptPath/index.php\";
1163 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1164
1165 ## If using PHP as a CGI module, use the ugly URLs
1166 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1167 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1168
1169 \$wgStylePath        = \"\$wgScriptPath/skins\";
1170 \$wgStyleDirectory   = \"\$IP/skins\";
1171 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1172
1173 \$wgUploadPath       = \"\$wgScriptPath/images\";
1174 \$wgUploadDirectory  = \"\$IP/images\";
1175
1176 \$wgEnableEmail = $enableemail;
1177 \$wgEnableUserEmail = $enableuseremail;
1178
1179 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1180 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1181
1182 ## For a detailed description of the following switches see
1183 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1184 ## There are many more options for fine tuning available see
1185 ## /includes/DefaultSettings.php
1186 ## UPO means: this is also a user preference option
1187 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1188 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1189 \$wgEmailAuthentication = $eauthent;
1190
1191 \$wgDBserver         = \"{$slconf['DBserver']}\";
1192 \$wgDBname           = \"{$slconf['DBname']}\";
1193 \$wgDBuser           = \"{$slconf['DBuser']}\";
1194 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1195 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1196 \$wgDBtype           = \"{$slconf['DBtype']}\";
1197
1198 # Experimental charset support for MySQL 4.1/5.0.
1199 \$wgDBmysql5 = {$conf->DBmysql5};
1200
1201 ## Shared memory settings
1202 \$wgMainCacheType = $cacheType;
1203 \$wgMemCachedServers = $mcservers;
1204
1205 ## To enable image uploads, make sure the 'images' directory
1206 ## is writable, then uncomment this:
1207 # \$wgEnableUploads             = true;
1208 \$wgUseImageResize              = {$conf->UseImageResize};
1209 {$magic}\$wgUseImageMagick = true;
1210 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1211
1212 ## If you want to use image uploads under safe mode,
1213 ## create the directories images/archive, images/thumb and
1214 ## images/temp, and make them all writable. Then uncomment
1215 ## this, if it's not already uncommented:
1216 {$hashedUploads}\$wgHashedUploadDirectory = false;
1217
1218 ## If you have the appropriate support software installed
1219 ## you can enable inline LaTeX equations:
1220 # \$wgUseTeX                    = true;
1221 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1222 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1223 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1224
1225 \$wgLocalInterwiki   = \$wgSitename;
1226
1227 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1228
1229 \$wgProxyKey = \"$secretKey\";
1230
1231 ## Default skin: you can change the default skin. Use the internal symbolic
1232 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1233 # \$wgDefaultSkin = 'monobook';
1234
1235 ## For attaching licensing metadata to pages, and displaying an
1236 ## appropriate copyright notice / icon. GNU Free Documentation
1237 ## License and Creative Commons licenses are supported so far.
1238 {$rights}\$wgEnableCreativeCommonsRdf = true;
1239 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1240 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1241 \$wgRightsText = \"{$slconf['RightsText']}\";
1242 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1243 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1244
1245 \$wgDiff3 = \"{$slconf['diff3']}\";
1246 ";
1247         // Keep things in Unix line endings internally;
1248         // the system will write out as local text type.
1249         return str_replace( "\r\n", "\n", $localsettings );
1250 }
1251
1252 function dieout( $text ) {
1253         die( $text . "\n\n</body>\n</html>" );
1254 }
1255
1256 function importVar( &$var, $name, $default = "" ) {
1257         if( isset( $var[$name] ) ) {
1258                 $retval = $var[$name];
1259                 if ( get_magic_quotes_gpc() ) {
1260                         $retval = stripslashes( $retval );
1261                 }
1262         } else {
1263                 $retval = $default;
1264         }
1265         return $retval;
1266 }
1267
1268 function importPost( $name, $default = "" ) {
1269         return importVar( $_POST, $name, $default );
1270 }
1271
1272 function importRequest( $name, $default = "" ) {
1273         return importVar( $_REQUEST, $name, $default );
1274 }
1275
1276 $radioCount = 0;
1277
1278 function aField( &$conf, $field, $text, $type = "text", $value = "" ) {
1279         global $radioCount;
1280         if( $type != "" ) {
1281                 $xtype = "type=\"$type\"";
1282         } else {
1283                 $xtype = "";
1284         }
1285
1286         if(!(isset($id)) or ($id == "") ) $id = $field;
1287         $nolabel = ($type == "radio") || ($type == "hidden");
1288
1289         if ($type == 'radio')
1290                 $id .= $radioCount++;
1291
1292         if( $nolabel ) {
1293                 echo "\t\t<label>";
1294         } else {
1295                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1296         }
1297
1298         if( $type == "radio" && $value == $conf->$field ) {
1299                 $checked = "checked='checked'";
1300         } else {
1301                 $checked = "";
1302         }
1303         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked value=\"";
1304         if( $type == "radio" ) {
1305                 echo htmlspecialchars( $value );
1306         } else {
1307                 echo htmlspecialchars( $conf->$field );
1308         }
1309         echo "\" />\n";
1310         if( $nolabel ) {
1311                 echo " $text</label>\n";
1312         }
1313
1314         global $errs;
1315         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1316 }
1317
1318 function getLanguageList() {
1319         global $wgLanguageNames;
1320         if( !isset( $wgLanguageNames ) ) {
1321                 $wgContLanguageCode = "xxx";
1322                 function wfLocalUrl( $x ) { return $x; }
1323                 function wfLocalUrlE( $x ) { return $x; }
1324                 require_once( "languages/Names.php" );
1325         }
1326
1327         $codes = array();
1328
1329         $d = opendir( "../languages" );
1330         while( false !== ($f = readdir( $d ) ) ) {
1331                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1332                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1333                         if( isset( $wgLanguageNames[$code] ) ) {
1334                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1335                         } else {
1336                                 $name = $code;
1337                         }
1338                         $codes[$code] = $name;
1339                 }
1340         }
1341         closedir( $d );
1342         ksort( $codes );
1343         return $codes;
1344 }
1345
1346 #Check for location of an executable
1347 # @param string $loc single location to check
1348 # @param array $names filenames to check for.
1349 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1350 function locate_executable($loc, $names, $versioninfo = false) {
1351         if (!is_array($names))
1352                 $names = array($names);
1353
1354         foreach ($names as $name) {
1355                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1356                 if (file_exists($command)) {
1357                         if (!$versioninfo)
1358                                 return $command;
1359
1360                         $file = str_replace('$1', $command, $versioninfo[0]);
1361                         if (strstr(`$file`, $versioninfo[1]) !== false)
1362                                 return $command;
1363                 }
1364         }
1365         return false;
1366 }
1367
1368 function get_db_version() {
1369         global $wgDatabase, $conf;
1370         if ($conf->DBtype == 'mysql')
1371                 return mysql_get_server_info( $wgDatabase->mConn );
1372         else if ($conf->DBtype == 'oracle')
1373                 return oci_server_version($wgDatabase->mConn);
1374 }
1375
1376 # Test a memcached server
1377 function testMemcachedServer( $server ) {
1378         $hostport = explode(":", $server);
1379         $errstr = false;
1380         $fp = false;
1381         if ( !function_exists( 'fsockopen' ) ) {
1382                 $errstr = "Can't connect to memcached, fsockopen() not present";
1383         }
1384         if ( !$errstr &&  count( $hostport ) != 2 ) {
1385                 $errstr = 'Please specify host and port';
1386                 var_dump( $hostport );
1387         }
1388         if ( !$errstr ) {
1389                 list( $host, $port ) = $hostport;
1390                 $errno = 0;
1391                 $fsockerr = '';
1392
1393                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1394                 if ( $fp === false ) {
1395                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1396                 }
1397         }
1398         if ( !$errstr ) {
1399                 $command = "version\r\n";
1400                 $bytes = fwrite( $fp, $command );
1401                 if ( $bytes != strlen( $command ) ) {
1402                         $errstr = "Cannot write to memcached socket on $host:$port";
1403                 }
1404         }
1405         if ( !$errstr ) {
1406                 $expected = "VERSION ";
1407                 $response = fread( $fp, strlen( $expected ) );
1408                 if ( $response != $expected ) {
1409                         $errstr = "Didn't get correct memcached response from $host:$port";
1410                 }
1411         }
1412         if ( $fp ) {
1413                 fclose( $fp );
1414         }
1415         if ( !$errstr ) {
1416                 echo "<li>Connected to memcached on $host:$port successfully";
1417         }
1418         return $errstr;
1419 }
1420 ?>
1421
1422         <div class="license">
1423         <hr>
1424         <p>This program is free software; you can redistribute it and/or modify
1425          it under the terms of the GNU General Public License as published by
1426          the Free Software Foundation; either version 2 of the License, or
1427          (at your option) any later version.</p>
1428
1429          <p>This program is distributed in the hope that it will be useful,
1430          but WITHOUT ANY WARRANTY; without even the implied warranty of
1431          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1432          GNU General Public License for more details.</p>
1433
1434          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1435          along with this program; if not, write to the Free Software
1436          Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
1437          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1438         </div>
1439
1440 </div></div></div>
1441
1442
1443 <div id="column-one">
1444         <div class="portlet" id="p-logo">
1445           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1446             href="http://www.mediawiki.org/"
1447             title="Main Page"></a>
1448         </div>
1449         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1450         <div class='portlet'><div class='pBody'>
1451                 <ul>
1452                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1453                         <li><a href="../README">Readme</a></li>
1454                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1455                         <li><a href="../docs/">Documentation</a></li>
1456                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1457                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1458                 </ul>
1459                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright &copy; 2001-2005 by Magnus Manske, Brion Vibber, Lee Daniel Crocker, Tim Starling, Erik M&ouml;ller, Gabriel Wicke and others.</p>
1460         </div></div>
1461 </div>
1462
1463 </div>
1464
1465 </body>
1466 </html>