config/index.php

   1 <?php
   2
   3 # MediaWiki web-based config/installation
   4 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>, 2006 Rob Church <robchur@gmail.com>
   5 # http://www.mediawiki.org/
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with this program; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20 # http://www.gnu.org/copyleft/gpl.html
  21
  22 error_reporting( E_ALL );
  23 header( "Content-type: text/html; charset=utf-8" );
  24 @ini_set( "display_errors", true );
  25
  26 # In case of errors, let output be clean.
  27 $wgRequestTime = microtime( true );
  28
  29 # Attempt to set up the include path, to fix problems with relative includes
  30 $IP = dirname( dirname( __FILE__ ) );
  31 define( 'MW_INSTALL_PATH', $IP );
  32 $sep = PATH_SEPARATOR;
  33 if( !ini_set( "include_path", ".$sep$IP$sep$IP/includes$sep$IP/languages" ) ) {
  34         set_include_path( ".$sep$IP$sep$IP/includes$sep$IP/languages" );
  35 }
  36
  37 # Define an entry point and include some files
  38 define( "MEDIAWIKI", true );
  39 define( "MEDIAWIKI_INSTALL", true );
  40 require_once( "includes/Defines.php" );
  41 require_once( "includes/DefaultSettings.php" );
  42 require_once( "includes/MagicWord.php" );
  43 require_once( "includes/Namespace.php" );
  44
  45 ?>
  46 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  47 <html>
  48 <head>
  49         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  50         <title>MediaWiki <?php echo( $wgVersion ); ?> Installation</title>
  51         <style type="text/css">
  52
  53                 @import "../skins/monobook/main.css";
  54
  55                 .env-check {
  56                         font-size: 90%;
  57                         margin: 1em 0 1em 2.5em;
  58                 }
  59
  60                 .config-section {
  61                         margin-top: 2em;
  62                 }
  63
  64                 .config-section label.column {
  65                         clear: left;
  66                         font-weight: bold;
  67                         width: 13em;
  68                         float: left;
  69                         text-align: right;
  70                         padding-right: 1em;
  71                         padding-top: .2em;
  72                 }
  73
  74                 .config-input {
  75                         clear: left;
  76                         zoom: 100%; /* IE hack */
  77                 }
  78
  79                 .config-section .config-desc {
  80                         clear: left;
  81                         margin: 0 0 2em 18em;
  82                         padding-top: 1em;
  83                         font-size: 85%;
  84                 }
  85
  86                 .iput-text, .iput-password {
  87                         width: 14em;
  88                         margin-right: 1em;
  89                 }
  90
  91                 .error {
  92                         color: red;
  93                         background-color: #fff;
  94                         font-weight: bold;
  95                         left: 1em;
  96                         font-size: 100%;
  97                 }
  98
  99                 .error-top {
 100                         color: red;
 101                         background-color: #FFF0F0;
 102                         border: 2px solid        red;
 103                         font-size: 130%;
 104                         font-weight: bold;
 105                         padding: 1em 1.5em;
 106                         margin: 2em 0 1em;
 107                 }
 108
 109                 ul.plain {
 110                         list-style-type: none;
 111                         list-style-image: none;
 112                         float: left;
 113                         margin: 0;
 114                         padding: 0;
 115                 }
 116
 117                 .btn-install {
 118                         font-weight: bold;
 119                         font-size: 110%;
 120                         padding: .2em .3em;
 121                 }
 122
 123                 .license {
 124                         font-size: 85%;
 125                         padding-top: 3em;
 126                 }
 127
 128         </style>
 129 </head>
 130
 131 <body>
 132 <div id="globalWrapper">
 133 <div id="column-content">
 134 <div id="content">
 135 <div id="bodyContent">
 136
 137 <h1>MediaWiki <?php print $wgVersion ?> Installation</h1>
 138
 139 <?php
 140
 141 /* Check for existing configurations and bug out! */
 142
 143 if( file_exists( "../LocalSettings.php" ) ) {
 144         dieout( "       <p><strong>Setup has completed, <a href='../index.php'>your wiki</a> is configured.</strong></p>
 145
 146         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 147 }
 148
 149 if( file_exists( "./LocalSettings.php" ) ) {
 150         writeSuccessMessage();
 151
 152         dieout( '' );
 153 }
 154
 155 if( !is_writable( "." ) ) {
 156         dieout( "<h2>Can't write config file, aborting</h2>
 157
 158         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 159         writable by the web server. Once configuration is done you'll move the created
 160         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 161         then remove the <tt>config</tt> subdirectory entirely.</p>
 162
 163         <p>To make the directory writable on a Unix/Linux system:</p>
 164
 165         <pre>
 166         cd <i>/path/to/wiki</i>
 167         chmod a+w config
 168         </pre>" );
 169 }
 170
 171
 172 require_once( "install-utils.inc" );
 173 require_once( "maintenance/updaters.inc" );
 174
 175 class ConfigData {
 176         function getEncoded( $data ) {
 177                 # removing latin1 support, no need...
 178                 return $data;
 179         }
 180         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 181         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 182         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 183 }
 184
 185 ?>
 186
 187 <ul>
 188         <li>
 189                 <b>Don't forget security updates!</b> Keep an eye on the
 190                 <a href="http://mail.wikimedia.org/mailman/listinfo/mediawiki-announce">low-traffic
 191                 release announcements mailing list</a>.
 192         </li>
 193 </ul>
 194
 195
 196 <h2>Checking environment...</h2>
 197 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 198 <ul class="env-check">
 199 <?php
 200 $endl = "
 201 ";
 202 $wgNoOutputBuffer = true;
 203 $conf = new ConfigData;
 204
 205 install_version_checks();
 206
 207 print "<li>PHP " . phpversion() . " installed</li>\n";
 208
 209 if( ini_get( "register_globals" ) ) {
 210         ?>
 211         <li>
 212                 <div style="font-size:110%">
 213                 <strong class="error">Warning:</strong>
 214                 <strong>PHP's   <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 215                 </div>
 216                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 217         </li>
 218         <?php
 219 }
 220
 221 $fatal = false;
 222
 223 if( ini_get( "magic_quotes_runtime" ) ) {
 224         $fatal = true;
 225         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.info.php#ini.magic-quotes-runtime'>magic_quotes_runtime</a> is active!</strong>
 226         This option corrupts data input unpredictably; you cannot install or use
 227         MediaWiki unless this option is disabled.
 228         <?php
 229 }
 230
 231 if( ini_get( "magic_quotes_sybase" ) ) {
 232         $fatal = true;
 233         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.sybase.php#ini.magic-quotes-sybase'>magic_quotes_sybase</a> is active!</strong>
 234         This option corrupts data input unpredictably; you cannot install or use
 235         MediaWiki unless this option is disabled.
 236         <?php
 237 }
 238
 239 if( ini_get( "mbstring.func_overload" ) ) {
 240         $fatal = true;
 241         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.mbstring.php#mbstring.overload'>mbstring.func_overload</a> is active!</strong>
 242         This option causes errors and may corrupt data unpredictably;
 243         you cannot install or use MediaWiki unless this option is disabled.
 244         <?php
 245 }
 246
 247 if( $fatal ) {
 248         dieout( "</ul><p>Cannot install MediaWiki.</p>" );
 249 }
 250
 251 if( ini_get( "safe_mode" ) ) {
 252         $conf->safeMode = true;
 253         ?>
 254         <li><b class='error'>Warning:</b> <strong>PHP's
 255         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 256         You may have problems caused by this, particularly if using image uploads.
 257         </li>
 258         <?php
 259 } else {
 260         $conf->safeMode = false;
 261 }
 262
 263 $sapi = php_sapi_name();
 264 $conf->prettyURLs = true;
 265 print "<li>PHP server API is $sapi; ";
 266 switch( $sapi ) {
 267 case "apache":
 268 case "apache2handler":
 269         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 270         break;
 271 default:
 272         print "unknown; ";
 273 case "cgi":
 274 case "cgi-fcgi":
 275 case "apache2filter":
 276 case "isapi":
 277         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 278         $conf->prettyURLs = false;
 279         break;
 280 }
 281 print "</li>\n";
 282
 283 $conf->xml = function_exists( "utf8_encode" );
 284 if( $conf->xml ) {
 285         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 286 } else {
 287         dieout( "PHP's XML module is missing; the wiki requires functions in
 288                 this module and won't work in this configuration.
 289                 If you're running Mandrake, install the php-xml package." );
 290 }
 291
 292 # Crude check for session support
 293 if( !function_exists( 'session_name' ) )
 294         dieout( "PHP's session module is missing. MediaWiki requires session support in order to function." );
 295
 296 $memlimit = ini_get( "memory_limit" );
 297 $conf->raiseMemory = false;
 298 if( empty( $memlimit ) || $memlimit == -1 ) {
 299         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 300 } else {
 301         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <strong>If this is too low, installation may fail!</strong> ";
 302         $n = intval( $memlimit );
 303         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 304                 $n = intval( $m[1] * (1024*1024) );
 305         }
 306         if( $n < 20*1024*1024 ) {
 307                 print "Attempting to raise limit to 20M... ";
 308                 if( false === ini_set( "memory_limit", "20M" ) ) {
 309                         print "failed.";
 310                 } else {
 311                         $conf->raiseMemory = true;
 312                         print "ok.";
 313                 }
 314         }
 315         print "</li>\n";
 316 }
 317
 318 $conf->zlib = function_exists( "gzencode" );
 319 if( $conf->zlib ) {
 320         print "<li>Have zlib support; enabling output compression.</li>\n";
 321 } else {
 322         print "<li>No zlib support.</li>\n";
 323 }
 324
 325 $conf->turck = function_exists( 'mmcache_get' );
 326 if ( $conf->turck ) {
 327         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 328 }
 329
 330 $conf->apc = function_exists('apc_fetch');
 331 if ($conf->apc ) {
 332         print '<li><a href="http://www.php.net/apc">APC</a> installed</li>\n';
 333 }
 334
 335 $conf->eaccel = function_exists( 'eaccelerator_get' );
 336 if ( $conf->eaccel ) {
 337     $conf->turck = 'eaccelerator';
 338     print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 339 }
 340 if (!$conf->turck && !$conf->eaccel && !$conf->apc) {
 341         print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor ".
 342                 "<a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> nor ".
 343                 "<a href=\"http://www.php.net/apc\">APC</a> are installed, " .
 344                 "can't use object caching functions</li>\n";
 345 }
 346
 347 $conf->diff3 = false;
 348 $diff3locations = array("/usr/bin", "/usr/local/bin", "/opt/csw/bin", "/usr/gnu/bin", "/usr/sfw/bin") + explode($sep, getenv("PATH"));
 349 $diff3names = array("gdiff3", "diff3", "diff3.exe");
 350
 351 $diff3versioninfo = array('$1 --version 2>&1', 'diff3 (GNU diffutils)');
 352 foreach ($diff3locations as $loc) {
 353         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 354         if ($exe !== false) {
 355                 $conf->diff3 = $exe;
 356                 break;
 357         }
 358 }
 359
 360 if ($conf->diff3)
 361         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 362 else
 363         print "<li>GNU diff3 not found.</li>";
 364
 365 $conf->ImageMagick = false;
 366 $imcheck = array( "/usr/bin", "/opt/csw/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 367 foreach( $imcheck as $dir ) {
 368         $im = "$dir/convert";
 369         if( file_exists( $im ) ) {
 370                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 371                 $conf->ImageMagick = $im;
 372                 break;
 373         }
 374 }
 375
 376 $conf->HaveGD = function_exists( "imagejpeg" );
 377 if( $conf->HaveGD ) {
 378         print "<li>Found GD graphics library built-in";
 379         if( !$conf->ImageMagick ) {
 380                 print ", image thumbnailing will be enabled if you enable uploads";
 381         }
 382         print ".</li>\n";
 383 } else {
 384         if( !$conf->ImageMagick ) {
 385                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 386         }
 387 }
 388
 389 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 390
 391 $conf->IP = dirname( dirname( __FILE__ ) );
 392 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 393
 394 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["PHP_SELF"] ); # was SCRIPT_NAME
 395 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 396
 397 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 398         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 399
 400         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 401         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 402                 ? 'root@localhost'
 403                 : $_SERVER["SERVER_ADMIN"];
 404         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 405         $conf->DBtype = importPost( "DBtype", "mysql" );
 406         $conf->DBserver = importPost( "DBserver", "localhost" );
 407         $conf->DBname = importPost( "DBname", "wikidb" );
 408         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 409         $conf->DBpassword = importPost( "DBpassword" );
 410         $conf->DBpassword2 = importPost( "DBpassword2" );
 411         $conf->DBprefix = importPost( "DBprefix" );
 412         $conf->DBmysql5 = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 413         $conf->RootUser = importPost( "RootUser", "root" );
 414         $conf->RootPW = importPost( "RootPW", "-" );
 415         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 416         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 417         $conf->SysopPass = importPost( "SysopPass" );
 418         $conf->SysopPass2 = importPost( "SysopPass2" );
 419
 420 /* Check for validity */
 421 $errs = array();
 422
 423 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 424         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 425 }
 426 if( $conf->DBuser == "" ) {
 427         $errs["DBuser"] = "Must not be blank";
 428 }
 429 if( $conf->DBpassword == "" ) {
 430         $errs["DBpassword"] = "Must not be blank";
 431 }
 432 if( $conf->DBpassword != $conf->DBpassword2 ) {
 433         $errs["DBpassword2"] = "Passwords don't match!";
 434 }
 435 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 436         $errs["DBprefix"] = "Invalid table prefix";
 437 }
 438
 439 if( $conf->SysopPass == "" ) {
 440         $errs["SysopPass"] = "Must not be blank";
 441 }
 442 if( $conf->SysopPass != $conf->SysopPass2 ) {
 443         $errs["SysopPass2"] = "Passwords don't match!";
 444 }
 445
 446 $conf->License = importRequest( "License", "none" );
 447 if( $conf->License == "gfdl" ) {
 448         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 449         $conf->RightsText = "GNU Free Documentation License 1.2";
 450         $conf->RightsCode = "gfdl";
 451         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 452 } elseif( $conf->License == "none" ) {
 453         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 454 } else {
 455         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 456         $conf->RightsText = importRequest( "RightsText", "" );
 457         $conf->RightsCode = importRequest( "RightsCode", "" );
 458         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 459 }
 460
 461 $conf->Shm = importRequest( "Shm", "none" );
 462 $conf->MCServers = importRequest( "MCServers" );
 463
 464 /* Test memcached servers */
 465
 466 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 467         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 468         foreach ( $conf->MCServerArray as $server ) {
 469                 $error = testMemcachedServer( $server );
 470                 if ( $error ) {
 471                         $errs["MCServers"] = $error;
 472                         break;
 473                 }
 474         }
 475 } else if ( $conf->Shm == 'memcached' ) {
 476         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 477 }
 478
 479 /* default values for installation */
 480 $conf->Email    =importRequest("Email", "email_enabled");
 481 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 482 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 483 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 484
 485 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 486         do { /* So we can 'continue' to end prematurely */
 487                 $conf->Root = ($conf->RootPW != "");
 488
 489                 /* Load up the settings and get installin' */
 490                 $local = writeLocalSettings( $conf );
 491                 echo "<p><b>Generating configuration file...</b></p>\n";
 492                 // for debugging: // echo "<pre>" . htmlspecialchars( $local ) . "</pre>\n";
 493
 494                 $wgCommandLineMode = false;
 495                 chdir( ".." );
 496                 eval($local);
 497                 if (!in_array($conf->DBtype, array("mysql", "oracle", "postgres"))) {
 498                         $errs["DBtype"] = "Unknown database type.";
 499                         continue;
 500                 }
 501                 print "<li>Database type: {$conf->DBtype}</li>\n";
 502                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 503                 $wgDBtype = $conf->DBtype;
 504                 $wgDBadminuser = "root";
 505                 $wgDBadminpassword = $conf->RootPW;
 506                 $wgDBprefix = $conf->DBprefix;
 507                 $wgCommandLineMode = true;
 508                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 509                 require_once( "includes/Setup.php" );
 510                 chdir( "config" );
 511
 512                 require_once( "maintenance/InitialiseMessages.inc" );
 513
 514                 $wgTitle = Title::newFromText( "Installation script" );
 515                 $dbc = new $dbclass;
 516
 517                 if( $conf->DBtype == 'mysql' ) {
 518                         $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 519                         if( $mysqlOldClient ) {
 520                                 print "<li><b>PHP is linked with old MySQL client libraries. If you are
 521                                         using a MySQL 4.1 server and have problems connecting to the database,
 522                                         see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 523                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 524                         }
 525                         $ok = true; # Let's be optimistic
 526
 527                         # Decide if we're going to use the superuser or the regular database user
 528                         if( $conf->RootPW == '-' ) {
 529                                 # Regular user
 530                                 $conf->Root = false;
 531                                 $db_user = $wgDBuser;
 532                                 $db_pass = $wgDBpassword;
 533                         } else {
 534                                 # Superuser
 535                                 $conf->Root = true;
 536                                 $db_user = $conf->RootUser;
 537                                 $db_pass = $conf->RootPW;
 538                         }
 539
 540                         # Attempt to connect
 541                         echo( "<li>Attempting to connect to database server as $db_user..." );
 542                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 543
 544                         # Check the connection and respond to errors
 545                         if( $wgDatabase->isOpen() ) {
 546                                 # Seems OK
 547                                 $ok = true;
 548                                 $wgDBadminuser = $db_user;
 549                                 $wgDBadminpassword = $db_pass;
 550                                 echo( "success.</li>\n" );
 551                                 $wgDatabase->ignoreErrors( true );
 552                                 $myver = $wgDatabase->getServerVersion();
 553                         } else {
 554                                 # There were errors, report them and back out
 555                                 $ok = false;
 556                                 $errno = mysql_errno();
 557                                 $errtx = htmlspecialchars( mysql_error() );
 558                                 switch( $errno ) {
 559                                         case 1045:
 560                                         case 2000:
 561                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 562                                                 if( $conf->Root ) {
 563                                                         # The superuser details are wrong
 564                                                         $errs["RootUser"] = "Check username";
 565                                                         $errs["RootPW"] = "and password";
 566                                                 } else {
 567                                                         # The regular user details are wrong
 568                                                         $errs["DBuser"] = "Check username";
 569                                                         $errs["DBpassword"] = "and password";
 570                                                 }
 571                                                 break;
 572                                         case 2002:
 573                                         case 2003:
 574                                         default:
 575                                                 # General connection problem
 576                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 577                                                 $errs["DBserver"] = "Connection failed";
 578                                                 break;
 579                                 } # switch
 580                         } #conn. att.
 581
 582                         if( !$ok ) { continue; }
 583
 584                 } else /* not mysql */ {
 585                         echo( "<li>Attempting to connect to database server as $wgDBuser..." );
 586                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 587                         if (!$wgDatabase->isOpen()) {
 588                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 589                         } else {
 590                                 $wgDatabase->ignoreErrors(true);
 591                                 $myver = $wgDatabase->getServerVersion();
 592                         }
 593                 }
 594
 595                 if ( !$wgDatabase->isOpen() ) {
 596                         $errs["DBserver"] = "Couldn't connect to database";
 597                         continue;
 598                 }
 599
 600                 print "<li>Connected to $myver";
 601                 if ($conf->DBtype == 'mysql') {
 602                         if( version_compare( $myver, "4.0.14" ) < 0 ) {
 603                                 die( " -- mysql 4.0.14 or later required. Aborting." );
 604                         }
 605                         $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 606                         if( $mysqlNewAuth && $mysqlOldClient ) {
 607                                 print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 608                                         to old client libraries; if you have trouble with authentication, see
 609                                         <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 610                                         >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 611                         }
 612                         if( $wgDBmysql5 ) {
 613                                 if( $mysqlNewAuth ) {
 614                                         print "; enabling MySQL 4.1/5.0 charset mode";
 615                                 } else {
 616                                         print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 617                                                 but older version detected; will likely fail.</b>";
 618                                 }
 619                         }
 620                         print "</li>\n";
 621
 622                         @$sel = $wgDatabase->selectDB( $wgDBname );
 623                         if( $sel ) {
 624                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 625                         } else {
 626                                 $err = mysql_errno();
 627                                 if ( $err != 1049 ) {
 628                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 629                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 630                                         continue;
 631                                 }
 632                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 633                                 if( !$res ) {
 634                                         print "<li>Couldn't create database <tt>" .
 635                                                 htmlspecialchars( $wgDBname ) .
 636                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 637                                         $errs["RootPW"] = "&lt;- Enter";
 638                                         continue;
 639                                 }
 640                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 641                         }
 642                         $wgDatabase->selectDB( $wgDBname );
 643                 }
 644
 645                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 646                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 647
 648                         # Create user if required
 649                         if ( $conf->Root ) {
 650                                 $conn = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 651                                 if ( $conn->isOpen() ) {
 652                                         print "<li>DB user account ok</li>\n";
 653                                         $conn->close();
 654                                 } else {
 655                                         print "<li>Granting user permissions...";
 656                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 657                                                 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>";
 658                                         }
 659                                         print "</li>\n";
 660                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 661                                 }
 662                         }
 663                         print "<pre>\n";
 664                         chdir( ".." );
 665                         flush();
 666                         do_all_updates();
 667                         chdir( "config" );
 668
 669                         print "</pre>\n";
 670                         print "<li>Finished update checks.</li>\n";
 671                 } else {
 672                         # FIXME: Check for errors
 673                         print "<li>Creating tables...";
 674                         if ($conf->DBtype == 'mysql') {
 675                                 if( $wgDBmysql5 ) {
 676                                         print " using MySQL 5 table defs...";
 677                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 678                                 } else {
 679                                         print " using MySQL 4 table defs...";
 680                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 681                                 }
 682                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 683                         } else if ($conf->DBtype == 'postgres') {
 684                                 dbsource( "../maintenance/postgres/tables.sql", $wgDatabase );
 685                                 $wgDatabase->update_interwiki();
 686                         } else {
 687                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 688                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 689                         }
 690
 691                         print " done.</li>\n";
 692
 693                         print "<li>Initializing data...";
 694                         $wgDatabase->insert( 'site_stats',
 695                                 array( 'ss_row_id'        => 1,
 696                                        'ss_total_views'   => 0,
 697                                        'ss_total_edits'   => 0,
 698                                        'ss_good_articles' => 0 ) );
 699
 700                         # Set up the "regular user" account *if we can, and if we need to*
 701                         if( $conf->Root ) {
 702                                 # See if we need to
 703                                 $wgDatabase2 = $dbc->newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 704                                 if( $wgDatabase2->isOpen() ) {
 705                                         # Nope, just close the test connection and continue
 706                                         $wgDatabase2->close();
 707                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>" );
 708                                 } else {
 709                                         # Yes, so run the grants
 710                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 711                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 712                                         echo( "success.</li>" );
 713                                 }
 714                         }
 715
 716                         if( $conf->SysopName ) {
 717                                 $u = User::newFromName( $conf->getSysopName() );
 718                                 if ( 0 == $u->idForName() ) {
 719                                         $u->addToDatabase();
 720                                         $u->setPassword( $conf->getSysopPass() );
 721                                         $u->saveSettings();
 722
 723                                         $u->addGroup( "sysop" );
 724                                         $u->addGroup( "bureaucrat" );
 725
 726                                         print "<li>Created sysop account <tt>" .
 727                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 728                                 } else {
 729                                         print "<li>Could not create user - already exists!</li>\n";
 730                                 }
 731                         } else {
 732                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 733                         }
 734
 735                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 736                         $article = new Article( $titleobj );
 737                         $newid = $article->insertOn( $wgDatabase );
 738                         $revision = new Revision( array(
 739                                 'page'      => $newid,
 740                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 741                                 'comment'   => '',
 742                                 'user'      => 0,
 743                                 'user_text' => 'MediaWiki default',
 744                                 ) );
 745                         $revid = $revision->insertOn( $wgDatabase );
 746                         $article->updateRevisionOn( $wgDatabase, $revision );
 747
 748                         print "<li><pre>";
 749                         initialiseMessages();
 750                         print "</pre></li>\n";
 751                 }
 752
 753                 /* Write out the config file now that all is well */
 754                 print "<p>Creating LocalSettings.php...</p>\n\n";
 755                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 756                 // Fix up a common line-ending problem (due to CVS on Windows)
 757                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 758
 759                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 760                         $xt = "xt"; # Refuse to overwrite an existing file
 761                 } else {
 762                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 763                 }
 764                 $f = fopen( "LocalSettings.php", $xt );
 765
 766                 if( $f == false ) {
 767                         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" .
 768                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 769                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 770                 }
 771                 if(fwrite( $f, $localSettings ) ) {
 772                         fclose( $f );
 773                         writeSuccessMessage();
 774                 } else {
 775                         fclose( $f );
 776                         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");
 777
 778                 }
 779
 780         } while( false );
 781 }
 782 ?>
 783 </ul>
 784
 785
 786 <?php
 787
 788 if( count( $errs ) ) {
 789         /* Display options form */
 790
 791         if( $conf->posted ) {
 792                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 793         }
 794 ?>
 795
 796 <form action="index.php" name="config" method="post">
 797
 798
 799 <h2>Site config</h2>
 800
 801 <div class="config-section">
 802         <div class="config-input">
 803                 <?php
 804                 aField( $conf, "Sitename", "Wiki name:" );
 805                 ?>
 806         </div>
 807         <p class="config-desc">
 808                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 809                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 810         </p>
 811
 812         <div class="config-input">
 813                 <?php
 814                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 815                 ?>
 816         </div>
 817         <p class="config-desc">
 818                 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.
 819         </p>
 820
 821         <div class="config-input">
 822                 <label class='column' for="LanguageCode">Language:</label>
 823                 <select id="LanguageCode" name="LanguageCode">
 824
 825                 <?php
 826                         $list = getLanguageList();
 827                         foreach( $list as $code => $name ) {
 828                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 829                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 830                         }
 831                 ?>
 832                 </select>
 833         </div>
 834         <p class="config-desc">
 835                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 836         </p>
 837
 838         <div class="config-input">
 839                 <label class='column'>Copyright/license:</label>
 840
 841                 <ul class="plain">
 842                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 843                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 844                 <li><?php
 845                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 846                         $partner = "MediaWiki";
 847                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 848                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 849                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 850                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 851                         ?>
 852                 <?php if( $conf->License == "cc" ) { ?>
 853                         <ul>
 854                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 855                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 856                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 857                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 858                         </ul>
 859                 <?php } ?>
 860                         </li>
 861                 </ul>
 862         </div>
 863         <p class="config-desc">
 864                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 865         </p>
 866
 867
 868         <div class="config-input">
 869                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 870         </div>
 871         <div class="config-input">
 872                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 873         </div>
 874         <div class="config-input">
 875                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 876         </div>
 877         <p class="config-desc">
 878                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 879                 A new account will be added only when creating a new wiki database.
 880         </p>
 881
 882         <div class="config-input">
 883                 <label class='column'>Shared memory caching:</label>
 884
 885                 <ul class="plain">
 886                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 887                 <?php
 888                         if ( $conf->turck ) {
 889                                 echo "<li>";
 890                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 891                                 echo "</li>";
 892                         }
 893                         if ( $conf->apc ) {
 894                                 echo "<li>";
 895                                 aField( $conf, "Shm", "APC", "radio", "apc" );
 896                                 echo "</li>";
 897                         }
 898                         if ( $conf->eaccel ) {
 899                                 echo "<li>";
 900                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 901                                 echo "</li>";
 902                         }
 903                 ?>
 904                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 905                 </ul>
 906                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 907         </div>
 908         <p class="config-desc">
 909                 Using a shared memory system such as Turck MMCache, APC, eAccelerator, or Memcached
 910                 will speed up MediaWiki significantly. Memcached is the best solution but needs to be
 911                 installed. Specify the server addresses and ports in a comma-separted list. Only
 912                 use Turck shared memory if the wiki will be running on a single Apache server.
 913         </p>
 914 </div>
 915
 916 <h2>E-mail, e-mail notification and authentication setup</h2>
 917
 918 <div class="config-section">
 919         <div class="config-input">
 920                 <label class='column'>E-mail features (global):</label>
 921                 <ul class="plain">
 922                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
 923                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
 924                 </ul>
 925         </div>
 926         <p class="config-desc">
 927                 Use this to disable all e-mail functions (password reminders, user-to-user e-mail and e-mail notifications)
 928                 if sending mail doesn't work on your server.
 929         </p>
 930
 931         <div class="config-input">
 932                 <label class='column'>User-to-user e-mail:</label>
 933                 <ul class="plain">
 934                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
 935                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
 936                 </ul>
 937         </div>
 938         <p class="config-desc">
 939                 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.
 940         </p>
 941         <div class="config-input">
 942                 <label class='column'>E-mail notification about changes:</label>
 943                 <ul class="plain">
 944                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
 945                 <li><?php aField( $conf, "Enotif", "Enabled for changes to user discussion pages only", "radio", "enotif_usertalk" ); ?></li>
 946                 <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>
 947                 </ul>
 948         </div>
 949         <div class="config-desc">
 950                 <p>
 951                 For this feature to work, an e-mail address must be present for the user account, and the notification
 952                 options in the user's preferences must be enabled. Also note the
 953                 authentication option below. When testing the feature, keep in mind that your own changes will never trigger notifications to be sent to yourself.</p>
 954
 955                 <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>
 956         </div>
 957
 958         <div class="config-input">
 959                 <label class='column'>E-mail address authentication:</label>
 960                 <ul class="plain">
 961                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
 962                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
 963                 </ul>
 964         </div>
 965         <div class="config-desc">
 966                 <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
 967                 change notification mails. Setting this option is <B>recommended</B> for public wikis because of potential abuse of the e-mail features above.</p>
 968         </div>
 969
 970 </div>
 971
 972 <h2>Database config</h2>
 973
 974 <div class="config-section">
 975 <div class="config-input">
 976                 <label class='column'>Database type:</label>
 977                 <ul class='plain'>
 978                         <li><?php aField( $conf, "DBtype", "MySQL", "radio", "mysql"); ?></li>
 979                         <li><?php aField( $conf, "DBtype", "Oracle (experimental)", "radio", "oracle" ); ?></li>
 980                         <li><?php aField( $conf, "DBtype", "PostgreSQL", "radio", "postgres" ); ?></li>
 981                 </ul>
 982         </div>
 983
 984         <div class="config-input" style="clear:left"><?php
 985                 aField( $conf, "DBserver", "SQL server host:" );
 986         ?></div>
 987         <p class="config-desc">
 988                 If your database server isn't on your web server, enter the name
 989                 or IP address here. MySQL and PostgreSQL only. If using a port for PostgreSQL, enter the number here.
 990         </p>
 991
 992         <div class="config-input"><?php
 993                 aField( $conf, "DBname", "Database name:" );
 994         ?></div>
 995         <div class="config-desc">
 996                 If using Oracle, set this to your connection identifier.
 997         </div>
 998         <div class="config-input"><?php
 999                 aField( $conf, "DBuser", "DB username:" );
1000         ?></div>
1001         <div class="config-input"><?php
1002                 aField( $conf, "DBpassword", "DB password:", "password" );
1003         ?></div>
1004         <div class="config-input"><?php
1005                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
1006         ?></div>
1007         <p class="config-desc">
1008                 If you only have a single user account and database available,
1009                 enter those here. If you have database root access (see below)
1010                 you can specify new accounts/databases to be created.
1011         </p>
1012         <p>
1013                 This account will not be created if it pre-exists. If this is the case, ensure that it
1014                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
1015         </p>
1016
1017         <div class="config-input"><?php
1018                 aField( $conf, "DBprefix", "Database table prefix:" );
1019         ?></div>
1020         <div class="config-desc">
1021                 <p>If you need to share one database between multiple wikis, or
1022                 MediaWiki and another web application, you may choose to
1023                 add a prefix to all the table names to avoid conflicts.</p>
1024
1025                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1026         </div>
1027
1028         <div class="config-input"><label class="column">Database charset</label>
1029                 <div>Select one:</div>
1030                 <ul class="plain">
1031                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
1032                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
1033                 </ul>
1034         </div>
1035         <p class="config-desc">
1036                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1037                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1038                 cause things to break. <b>If upgrading an older installation, leave
1039                 in backwards-compatible mode.</b>
1040         </p>
1041
1042         <div class="config-input">
1043                 <?php
1044                 aField( $conf, "RootUser", "Superuser account:", "superuser" );
1045                 ?>
1046         </div>
1047         <div class="config-input">
1048                 <?php
1049                 aField( $conf, "RootPW", "Superuser password:", "password" );
1050                 ?>
1051         </div>
1052
1053         <p class="config-desc">
1054                 If the database user specified above does not exist, or does not have access to create
1055                 the database (if needed) or tables within it, please provide details of a superuser account,
1056                 such as <strong>root</strong>, which does. Leave the password set to <strong>-</strong> if this is not needed.
1057         </p>
1058
1059         <div class="config-input" style="padding:2em 0 3em">
1060                 <label class='column'>&nbsp;</label>
1061                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1062         </div>
1063
1064 </div>
1065
1066 </form>
1067
1068 <?php
1069 }
1070
1071 /* -------------------------------------------------------------------------------------- */
1072 function writeSuccessMessage() {
1073         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1074                 echo <<<EOT
1075 <p>Installation successful!</p>
1076 <p>To complete the installation, please do the following:
1077 <ol>
1078         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1079         <li>Upload it to the parent directory</li>
1080         <li>Delete config/LocalSettings.php</li>
1081         <li>Start using <a href='../index.php'>your wiki</a>!
1082 </ol>
1083 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1084 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1085 which means that anyone on the same server can read your database password! Downloading
1086 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1087 EOT;
1088         } else {
1089                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1090                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1091         }
1092 }
1093
1094
1095 function escapePhpString( $string ) {
1096         return strtr( $string,
1097                 array(
1098                         "\n" => "\\n",
1099                         "\r" => "\\r",
1100                         "\t" => "\\t",
1101                         "\\" => "\\\\",
1102                         "\$" => "\\\$",
1103                         "\"" => "\\\""
1104                 ));
1105 }
1106
1107 function writeLocalSettings( $conf ) {
1108         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1109         $conf->PasswordSender = $conf->EmergencyContact;
1110         $zlib = ($conf->zlib ? "" : "# ");
1111         $magic = ($conf->ImageMagick ? "" : "# ");
1112         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1113         $pretty = ($conf->prettyURLs ? "" : "# ");
1114         $ugly = ($conf->prettyURLs ? "# " : "");
1115         $rights = ($conf->RightsUrl) ? "" : "# ";
1116         $hashedUploads = $conf->safeMode ? '' : '# ';
1117
1118         switch ( $conf->Shm ) {
1119                 case 'memcached':
1120                         $cacheType = 'CACHE_MEMCACHED';
1121                         $mcservers = var_export( $conf->MCServerArray, true );
1122                         break;
1123                 case 'turck':
1124                 case 'apc':
1125                 case 'eaccel':
1126                         $cacheType = 'CACHE_ACCEL';
1127                         $mcservers = 'array()';
1128                         break;
1129                 default:
1130                         $cacheType = 'CACHE_NONE';
1131                         $mcservers = 'array()';
1132         }
1133
1134         if ( $conf->Email == 'email_enabled' ) {
1135                 $enableemail = 'true';
1136                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1137                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1138                 switch ( $conf->Enotif ) {
1139                         case 'enotif_usertalk':
1140                                 $enotifusertalk = 'true';
1141                                 $enotifwatchlist = 'false';
1142                                 break;
1143                         case 'enotif_allpages':
1144                                 $enotifusertalk = 'true';
1145                                 $enotifwatchlist = 'true';
1146                                 break;
1147                         default:
1148                                 $enotifusertalk = 'false';
1149                                 $enotifwatchlist = 'false';
1150                 }
1151         } else {
1152                 $enableuseremail = 'false';
1153                 $enableemail = 'false';
1154                 $eauthent = 'false';
1155                 $enotifusertalk = 'false';
1156                 $enotifwatchlist = 'false';
1157         }
1158
1159         $file = @fopen( "/dev/urandom", "r" );
1160         if ( $file ) {
1161                 $secretKey = bin2hex( fread( $file, 32 ) );
1162                 fclose( $file );
1163         } else {
1164                 $secretKey = "";
1165                 for ( $i=0; $i<8; $i++ ) {
1166                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1167                 }
1168                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1169         }
1170
1171         # Add slashes to strings for double quoting
1172         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1173         if( $conf->License == 'gfdl' ) {
1174                 # Needs literal string interpolation for the current style path
1175                 $slconf['RightsIcon'] = $conf->RightsIcon;
1176         }
1177
1178         $localsettings = "
1179 # This file was automatically generated by the MediaWiki installer.
1180 # If you make manual changes, please keep track in case you need to
1181 # recreate them later.
1182 #
1183 # See includes/DefaultSettings.php for all configurable settings
1184 # and their default values, but don't forget to make changes in _this_
1185 # file, not there.
1186
1187 # If you customize your file layout, set \$IP to the directory that contains
1188 # the other MediaWiki files. It will be used as a base to locate files.
1189 if( defined( 'MW_INSTALL_PATH' ) ) {
1190         \$IP = MW_INSTALL_PATH;
1191 } else {
1192         \$IP = dirname( __FILE__ );
1193 }
1194
1195 \$path = array( \$IP, \"\$IP/includes\", \"\$IP/languages\" );
1196 set_include_path( implode( PATH_SEPARATOR, \$path ) . PATH_SEPARATOR . get_include_path() );
1197
1198 require_once( \"includes/DefaultSettings.php\" );
1199
1200 # If PHP's memory limit is very low, some operations may fail.
1201 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1202
1203 if ( \$wgCommandLineMode ) {
1204         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1205                 die( \"This script must be run from the command line\\n\" );
1206         }
1207 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1208         ## Compress output if the browser supports it
1209         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1210 }
1211
1212 \$wgSitename         = \"{$slconf['Sitename']}\";
1213
1214 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1215 \$wgScript           = \"\$wgScriptPath/index.php\";
1216 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1217
1218 ## For more information on customizing the URLs please see:
1219 ## http://meta.wikimedia.org/wiki/Eliminating_index.php_from_the_url
1220 ## If using PHP as a CGI module, the ?title= style usually must be used.
1221 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1222 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1223
1224 \$wgStylePath        = \"\$wgScriptPath/skins\";
1225 \$wgStyleDirectory   = \"\$IP/skins\";
1226 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1227
1228 \$wgUploadPath       = \"\$wgScriptPath/images\";
1229 \$wgUploadDirectory  = \"\$IP/images\";
1230
1231 \$wgEnableEmail = $enableemail;
1232 \$wgEnableUserEmail = $enableuseremail;
1233
1234 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1235 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1236
1237 ## For a detailed description of the following switches see
1238 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1239 ## There are many more options for fine tuning available see
1240 ## /includes/DefaultSettings.php
1241 ## UPO means: this is also a user preference option
1242 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1243 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1244 \$wgEmailAuthentication = $eauthent;
1245
1246 \$wgDBserver         = \"{$slconf['DBserver']}\";
1247 \$wgDBname           = \"{$slconf['DBname']}\";
1248 \$wgDBuser           = \"{$slconf['DBuser']}\";
1249 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1250 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1251 \$wgDBtype           = \"{$slconf['DBtype']}\";
1252
1253 # Experimental charset support for MySQL 4.1/5.0.
1254 \$wgDBmysql5 = {$conf->DBmysql5};
1255
1256 ## Shared memory settings
1257 \$wgMainCacheType = $cacheType;
1258 \$wgMemCachedServers = $mcservers;
1259
1260 ## To enable image uploads, make sure the 'images' directory
1261 ## is writable, then set this to true:
1262 \$wgEnableUploads               = false;
1263 \$wgUseImageResize              = {$conf->UseImageResize};
1264 {$magic}\$wgUseImageMagick = true;
1265 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1266
1267 ## If you want to use image uploads under safe mode,
1268 ## create the directories images/archive, images/thumb and
1269 ## images/temp, and make them all writable. Then uncomment
1270 ## this, if it's not already uncommented:
1271 {$hashedUploads}\$wgHashedUploadDirectory = false;
1272
1273 ## If you have the appropriate support software installed
1274 ## you can enable inline LaTeX equations:
1275 \$wgUseTeX               = false;
1276 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1277 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1278 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1279
1280 \$wgLocalInterwiki   = \$wgSitename;
1281
1282 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1283
1284 \$wgProxyKey = \"$secretKey\";
1285
1286 ## Default skin: you can change the default skin. Use the internal symbolic
1287 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1288 \$wgDefaultSkin = 'monobook';
1289
1290 ## For attaching licensing metadata to pages, and displaying an
1291 ## appropriate copyright notice / icon. GNU Free Documentation
1292 ## License and Creative Commons licenses are supported so far.
1293 {$rights}\$wgEnableCreativeCommonsRdf = true;
1294 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1295 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1296 \$wgRightsText = \"{$slconf['RightsText']}\";
1297 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1298 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1299
1300 \$wgDiff3 = \"{$slconf['diff3']}\";
1301
1302 # When you make changes to this configuration file, this will make
1303 # sure that cached pages are cleared.
1304 \$configdate = gmdate( 'YmdHis', @filemtime( __FILE__ ) );
1305 \$wgCacheEpoch = max( \$wgCacheEpoch, \$configdate );
1306 ";
1307         // Keep things in Unix line endings internally;
1308         // the system will write out as local text type.
1309         return str_replace( "\r\n", "\n", $localsettings );
1310 }
1311
1312 function dieout( $text ) {
1313         die( $text . "\n\n</body>\n</html>" );
1314 }
1315
1316 function importVar( &$var, $name, $default = "" ) {
1317         if( isset( $var[$name] ) ) {
1318                 $retval = $var[$name];
1319                 if ( get_magic_quotes_gpc() ) {
1320                         $retval = stripslashes( $retval );
1321                 }
1322         } else {
1323                 $retval = $default;
1324         }
1325         return $retval;
1326 }
1327
1328 function importPost( $name, $default = "" ) {
1329         return importVar( $_POST, $name, $default );
1330 }
1331
1332 function importRequest( $name, $default = "" ) {
1333         return importVar( $_REQUEST, $name, $default );
1334 }
1335
1336 $radioCount = 0;
1337
1338 function aField( &$conf, $field, $text, $type = "text", $value = "" ) {
1339         global $radioCount;
1340         if( $type != "" ) {
1341                 $xtype = "type=\"$type\"";
1342         } else {
1343                 $xtype = "";
1344         }
1345
1346         $id = $field;
1347         $nolabel = ($type == "radio") || ($type == "hidden");
1348
1349         if ($type == 'radio')
1350                 $id .= $radioCount++;
1351
1352         if( $nolabel ) {
1353                 echo "\t\t<label>";
1354         } else {
1355                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1356         }
1357
1358         if( $type == "radio" && $value == $conf->$field ) {
1359                 $checked = "checked='checked'";
1360         } else {
1361                 $checked = "";
1362         }
1363         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked value=\"";
1364         if( $type == "radio" ) {
1365                 echo htmlspecialchars( $value );
1366         } else {
1367                 echo htmlspecialchars( $conf->$field );
1368         }
1369         echo "\" />\n";
1370         if( $nolabel ) {
1371                 echo " $text</label>\n";
1372         }
1373
1374         global $errs;
1375         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1376 }
1377
1378 function getLanguageList() {
1379         global $wgLanguageNames;
1380         if( !isset( $wgLanguageNames ) ) {
1381                 require_once( "languages/Names.php" );
1382         }
1383
1384         $codes = array();
1385
1386         $d = opendir( "../languages" );
1387         while( false !== ($f = readdir( $d ) ) ) {
1388                 $m = array();
1389                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1390                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1391                         if( isset( $wgLanguageNames[$code] ) ) {
1392                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1393                         } else {
1394                                 $name = $code;
1395                         }
1396                         $codes[$code] = $name;
1397                 }
1398         }
1399         closedir( $d );
1400         ksort( $codes );
1401         return $codes;
1402 }
1403
1404 #Check for location of an executable
1405 # @param string $loc single location to check
1406 # @param array $names filenames to check for.
1407 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1408 function locate_executable($loc, $names, $versioninfo = false) {
1409         if (!is_array($names))
1410                 $names = array($names);
1411
1412         foreach ($names as $name) {
1413                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1414                 if (file_exists($command)) {
1415                         if (!$versioninfo)
1416                                 return $command;
1417
1418                         $file = str_replace('$1', $command, $versioninfo[0]);
1419                         if (strstr(`$file`, $versioninfo[1]) !== false)
1420                                 return $command;
1421                 }
1422         }
1423         return false;
1424 }
1425
1426 # Test a memcached server
1427 function testMemcachedServer( $server ) {
1428         $hostport = explode(":", $server);
1429         $errstr = false;
1430         $fp = false;
1431         if ( !function_exists( 'fsockopen' ) ) {
1432                 $errstr = "Can't connect to memcached, fsockopen() not present";
1433         }
1434         if ( !$errstr &&  count( $hostport ) != 2 ) {
1435                 $errstr = 'Please specify host and port';
1436                 var_dump( $hostport );
1437         }
1438         if ( !$errstr ) {
1439                 list( $host, $port ) = $hostport;
1440                 $errno = 0;
1441                 $fsockerr = '';
1442
1443                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1444                 if ( $fp === false ) {
1445                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1446                 }
1447         }
1448         if ( !$errstr ) {
1449                 $command = "version\r\n";
1450                 $bytes = fwrite( $fp, $command );
1451                 if ( $bytes != strlen( $command ) ) {
1452                         $errstr = "Cannot write to memcached socket on $host:$port";
1453                 }
1454         }
1455         if ( !$errstr ) {
1456                 $expected = "VERSION ";
1457                 $response = fread( $fp, strlen( $expected ) );
1458                 if ( $response != $expected ) {
1459                         $errstr = "Didn't get correct memcached response from $host:$port";
1460                 }
1461         }
1462         if ( $fp ) {
1463                 fclose( $fp );
1464         }
1465         if ( !$errstr ) {
1466                 echo "<li>Connected to memcached on $host:$port successfully";
1467         }
1468         return $errstr;
1469 }
1470 ?>
1471
1472         <div class="license">
1473         <hr>
1474         <p>This program is free software; you can redistribute it and/or modify
1475          it under the terms of the GNU General Public License as published by
1476          the Free Software Foundation; either version 2 of the License, or
1477          (at your option) any later version.</p>
1478
1479          <p>This program is distributed in the hope that it will be useful,
1480          but WITHOUT ANY WARRANTY; without even the implied warranty of
1481          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1482          GNU General Public License for more details.</p>
1483
1484          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1485          along with this program; if not, write to the Free Software
1486          Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
1487          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1488         </div>
1489
1490 </div></div></div>
1491
1492
1493 <div id="column-one">
1494         <div class="portlet" id="p-logo">
1495           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1496             href="http://www.mediawiki.org/"
1497             title="Main Page"></a>
1498         </div>
1499         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1500         <div class='portlet'><div class='pBody'>
1501                 <ul>
1502                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1503                         <li><a href="../README">Readme</a></li>
1504                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1505                         <li><a href="../docs/">Documentation</a></li>
1506                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1507                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1508                 </ul>
1509                 <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>
1510         </div></div>
1511 </div>
1512
1513 </div>
1514
1515 </body>
1516 </html>