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 $sep = PATH_SEPARATOR;
 127 if( !ini_set( "include_path", ".$sep$IP$sep$IP/includes$sep$IP/languages" ) ) {
 128         set_include_path( ".$sep$IP$sep$IP/includes$sep$IP/languages" );
 129 }
 130
 131
 132 define( "MEDIAWIKI", true );
 133 define( "MEDIAWIKI_INSTALL", true );
 134 require_once( "includes/Defines.php" );
 135 require_once( "includes/DefaultSettings.php" );
 136 require_once( "includes/MagicWord.php" );
 137 require_once( "includes/Namespace.php" );
 138 ?>
 139
 140 <h1>MediaWiki <?php print $wgVersion ?> installation</h1>
 141
 142 <?php
 143
 144 /* Check for existing configurations and bug out! */
 145
 146 if( file_exists( "../LocalSettings.php" ) ) {
 147         dieout( "       <p><strong>Setup has completed, <a href='../index.php'>your wiki</a> is configured.</strong></p>
 148
 149         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 150 }
 151
 152 if( file_exists( "./LocalSettings.php" ) ) {
 153         writeSuccessMessage();
 154
 155         dieout( '' );
 156 }
 157
 158 if( !is_writable( "." ) ) {
 159         dieout( "<h2>Can't write config file, aborting</h2>
 160
 161         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 162         writable by the web server. Once configuration is done you'll move the created
 163         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 164         then remove the <tt>config</tt> subdirectory entirely.</p>
 165
 166         <p>To make the directory writable on a Unix/Linux system:</p>
 167
 168         <pre>
 169         cd <i>/path/to/wiki</i>
 170         chmod a+w config
 171         </pre>" );
 172 }
 173
 174
 175 require_once( "install-utils.inc" );
 176 require_once( "maintenance/updaters.inc" );
 177
 178 class ConfigData {
 179         function getEncoded( $data ) {
 180                 # removing latin1 support, no need...
 181                 return $data;
 182         }
 183         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 184         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 185         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 186 }
 187
 188 ?>
 189
 190 <h2>Checking environment...</h2>
 191 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 192 <ul class="env-check">
 193 <?php
 194 $endl = "
 195 ";
 196 $wgNoOutputBuffer = true;
 197 $conf = new ConfigData;
 198
 199 install_version_checks();
 200
 201 print "<li>PHP " . phpversion() . " installed</li>\n";
 202
 203 if( ini_get( "register_globals" ) ) {
 204         ?>
 205         <li>
 206                 <div style="font-size:110%">
 207                 <strong class="error">Warning:</strong>
 208                 <strong>PHP's   <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 209                 </div>
 210                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 211         </li>
 212         <?php
 213 }
 214
 215 $fatal = false;
 216
 217 if( ini_get( "magic_quotes_runtime" ) ) {
 218         $fatal = true;
 219         ?><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>
 220         This option corrupts data input unpredictably; you cannot install or use
 221         MediaWiki unless this option is disabled.
 222         <?php
 223 }
 224
 225 if( ini_get( "magic_quotes_sybase" ) ) {
 226         $fatal = true;
 227         ?><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>
 228         This option corrupts data input unpredictably; you cannot install or use
 229         MediaWiki unless this option is disabled.
 230         <?php
 231 }
 232
 233 if( ini_get( "mbstring.func_overload" ) ) {
 234         $fatal = true;
 235         ?><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>
 236         This option causes errors and may corrupt data unpredictably;
 237         you cannot install or use MediaWiki unless this option is disabled.
 238         <?php
 239 }
 240
 241 if( $fatal ) {
 242         dieout( "</ul><p>Cannot install Mediawiki.</p>" );
 243 }
 244
 245 if( ini_get( "safe_mode" ) ) {
 246         $conf->safeMode = true;
 247         ?>
 248         <li><b class='error'>Warning:</b> <strong>PHP's
 249         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 250         You may have problems caused by this, particularly if using image uploads.
 251         </li>
 252         <?php
 253 } else {
 254         $conf->safeMode = false;
 255 }
 256
 257
 258 $sapi = php_sapi_name();
 259 $conf->prettyURLs = true;
 260 print "<li>PHP server API is $sapi; ";
 261 switch( $sapi ) {
 262 case "apache":
 263 case "apache2handler":
 264         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 265         break;
 266 default:
 267         print "unknown; ";
 268 case "cgi":
 269 case "cgi-fcgi":
 270 case "apache2filter":
 271 case "isapi":
 272         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 273         $conf->prettyURLs = false;
 274         break;
 275 }
 276 print "</li>\n";
 277
 278 $conf->xml = function_exists( "utf8_encode" );
 279 if( $conf->xml ) {
 280         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 281 } else {
 282         dieout( "PHP's XML module is missing; the wiki requires functions in
 283                 this module and won't work in this configuration.
 284                 If you're running Mandrake, install the php-xml package." );
 285 }
 286
 287 $memlimit = ini_get( "memory_limit" );
 288 $conf->raiseMemory = false;
 289 if( empty( $memlimit ) || $memlimit == -1 ) {
 290         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 291 } else {
 292         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <strong>If this is too low, installation may fail!</strong> ";
 293         $n = intval( $memlimit );
 294         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 295                 $n = intval( $m[1] * (1024*1024) );
 296         }
 297         if( $n < 20*1024*1024 ) {
 298                 print "Attempting to raise limit to 20M... ";
 299                 if( false === ini_set( "memory_limit", "20M" ) ) {
 300                         print "failed.";
 301                 } else {
 302                         $conf->raiseMemory = true;
 303                         print "ok.";
 304                 }
 305         }
 306         print "</li>\n";
 307 }
 308
 309 $conf->zlib = function_exists( "gzencode" );
 310 if( $conf->zlib ) {
 311         print "<li>Have zlib support; enabling output compression.</li>\n";
 312 } else {
 313         print "<li>No zlib support.</li>\n";
 314 }
 315
 316 $conf->turck = function_exists( 'mmcache_get' );
 317 if ( $conf->turck ) {
 318         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 319 }
 320 $conf->eaccel = function_exists( 'eaccelerator_get' );
 321 if ( $conf->eaccel ) {
 322     $conf->turck = 'eaccelerator';
 323     print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 324 }
 325 if (!$conf->turck && !$conf->eaccel) {
 326         print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor <a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> are installed, " .
 327           "can't use object caching functions</li>\n";
 328 }
 329
 330 $conf->diff3 = false;
 331 $diff3locations = array("/usr/bin", "/opt/csw/bin", "/usr/gnu/bin", "/usr/sfw/bin") + explode($sep, getenv("PATH"));
 332 $diff3names = array("gdiff3", "diff3", "diff3.exe");
 333
 334 $diff3versioninfo = array('$1 --version 2>&1', 'diff3 (GNU diffutils)');
 335 foreach ($diff3locations as $loc) {
 336         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 337         if ($exe !== false) {
 338                 $conf->diff3 = $exe;
 339                 break;
 340         }
 341 }
 342
 343 if ($conf->diff3)
 344         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 345 else
 346         print "<li>GNU diff3 not found.</li>";
 347
 348 $conf->ImageMagick = false;
 349 $imcheck = array( "/usr/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 350 foreach( $imcheck as $dir ) {
 351         $im = "$dir/convert";
 352         if( file_exists( $im ) ) {
 353                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 354                 $conf->ImageMagick = $im;
 355                 break;
 356         }
 357 }
 358
 359 $conf->HaveGD = function_exists( "imagejpeg" );
 360 if( $conf->HaveGD ) {
 361         print "<li>Found GD graphics library built-in";
 362         if( !$conf->ImageMagick ) {
 363                 print ", image thumbnailing will be enabled if you enable uploads";
 364         }
 365         print ".</li>\n";
 366 } else {
 367         if( !$conf->ImageMagick ) {
 368                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 369         }
 370 }
 371
 372 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 373
 374 # $conf->IP = "/Users/brion/Sites/inplace";
 375 $conf->IP = dirname( dirname( __FILE__ ) );
 376 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 377
 378 # $conf->ScriptPath = "/~brion/inplace";
 379 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["PHP_SELF"] ); # was SCRIPT_NAME
 380 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 381
 382 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 383         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 384
 385         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 386         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 387                 ? 'root@localhost'
 388                 : $_SERVER["SERVER_ADMIN"];
 389         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 390         $conf->DBtype = importPost( "DBtype", "mysql" );
 391         $conf->DBserver = importPost( "DBserver", "localhost" );
 392         $conf->DBname = importPost( "DBname", "wikidb" );
 393         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 394         $conf->DBpassword = importPost( "DBpassword" );
 395         $conf->DBpassword2 = importPost( "DBpassword2" );
 396         $conf->DBprefix = importPost( "DBprefix" );
 397         $conf->DBmysql5 = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 398         $conf->RootUser = importPost( "RootUser", "root" );
 399         $conf->RootPW = importPost( "RootPW", "-" );
 400         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 401         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 402         $conf->SysopPass = importPost( "SysopPass" );
 403         $conf->SysopPass2 = importPost( "SysopPass2" );
 404
 405 /* Check for validity */
 406 $errs = array();
 407
 408 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 409         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 410 }
 411 if( $conf->DBuser == "" ) {
 412         $errs["DBuser"] = "Must not be blank";
 413 }
 414 if( $conf->DBpassword == "" ) {
 415         $errs["DBpassword"] = "Must not be blank";
 416 }
 417 if( $conf->DBpassword != $conf->DBpassword2 ) {
 418         $errs["DBpassword2"] = "Passwords don't match!";
 419 }
 420 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 421         $errs["DBprefix"] = "Invalid table prefix";
 422 }
 423
 424 if( $conf->SysopPass == "" ) {
 425         $errs["SysopPass"] = "Must not be blank";
 426 }
 427 if( $conf->SysopPass != $conf->SysopPass2 ) {
 428         $errs["SysopPass2"] = "Passwords don't match!";
 429 }
 430
 431 $conf->License = importRequest( "License", "none" );
 432 if( $conf->License == "gfdl" ) {
 433         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 434         $conf->RightsText = "GNU Free Documentation License 1.2";
 435         $conf->RightsCode = "gfdl";
 436         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 437 } elseif( $conf->License == "none" ) {
 438         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 439 } else {
 440         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 441         $conf->RightsText = importRequest( "RightsText", "" );
 442         $conf->RightsCode = importRequest( "RightsCode", "" );
 443         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 444 }
 445
 446 $conf->Shm = importRequest( "Shm", "none" );
 447 $conf->MCServers = importRequest( "MCServers" );
 448
 449 /* Test memcached servers */
 450
 451 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 452         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 453         foreach ( $conf->MCServerArray as $server ) {
 454                 $error = testMemcachedServer( $server );
 455                 if ( $error ) {
 456                         $errs["MCServers"] = $error;
 457                         break;
 458                 }
 459         }
 460 } else if ( $conf->Shm == 'memcached' ) {
 461         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 462 }
 463
 464 /* default values for installation */
 465 $conf->Email    =importRequest("Email", "email_enabled");
 466 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 467 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 468 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 469
 470 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 471         do { /* So we can 'continue' to end prematurely */
 472                 $conf->Root = ($conf->RootPW != "");
 473
 474                 /* Load up the settings and get installin' */
 475                 $local = writeLocalSettings( $conf );
 476                 $wgCommandLineMode = false;
 477                 chdir( ".." );
 478                 eval($local);
 479                 if (!in_array($conf->DBtype, array("mysql", "oracle"))) {
 480                         $errs["DBtype"] = "Unknown database type.";
 481                         continue;
 482                 }
 483                 print "<li>Database type: {$conf->DBtype}</li>\n";
 484                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 485                 require_once("$dbclass.php");
 486                 $wgDBtype = $conf->DBtype;
 487                 $wgDBadminuser = "root";
 488                 $wgDBadminpassword = $conf->RootPW;
 489                 $wgDBprefix = $conf->DBprefix;
 490                 $wgCommandLineMode = true;
 491                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 492                 require_once( "includes/Setup.php" );
 493                 chdir( "config" );
 494
 495                 require_once( "maintenance/InitialiseMessages.inc" );
 496
 497                 $wgTitle = Title::newFromText( "Installation script" );
 498                 $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 499                 if( $mysqlOldClient ) {
 500                         print "<li><b>PHP is linked with old MySQL client libraries. If you are
 501                                 using a MySQL 4.1 server and have problems connecting to the database,
 502                                 see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 503                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 504                 }
 505                 $dbc = new $dbclass;
 506
 507                 if( $conf->DBtype == 'mysql' ) {
 508                         $ok = true; # Let's be optimistic
 509
 510                         # Decide if we're going to use the superuser or the regular database user
 511                         if( $conf->RootPW == '-' ) {
 512                                 # Regular user
 513                                 $conf->Root = false;
 514                                 $db_user = $wgDBuser;
 515                                 $db_pass = $wgDBpassword;
 516                         } else {
 517                                 # Superuser
 518                                 $conf->Root = true;
 519                                 $db_user = $conf->RootUser;
 520                                 $db_pass = $conf->RootPW;
 521                         }
 522
 523                         # Attempt to connect
 524                         echo( "<li>Attempting to connect to database server as $db_user..." );
 525                         $wgDatabase = Database::newFromParams( $wgDBserver, $db_user, $db_pass, '', 1 );
 526
 527                         # Check the connection and respond to errors
 528                         if( $wgDatabase->isOpen() ) {
 529                                 # Seems OK
 530                                 $ok = true;
 531                                 $wgDBadminuser = $db_user;
 532                                 $wgDBadminpassword = $wgDBpassword;
 533                                 echo( "success.</li>\n" );
 534                                 $wgDatabase->ignoreErrors( true );
 535                                 $myver = mysql_get_server_info( $wgDatabase->mConn );
 536                         } else {
 537                                 # There were errors, report them and back out
 538                                 $ok = false;
 539                                 $errno = mysql_errno();
 540                                 $errtx = htmlspecialchars( mysql_error() );
 541                                 switch( $errno ) {
 542                                         case 1045:
 543                                         case 2000:
 544                                                 echo( "failed due to authentication errors. Check passwords.</li>" );
 545                                                 if( $conf->Root ) {
 546                                                         # The superuser details are wrong
 547                                                         $errs["RootUser"] = "Check username";
 548                                                         $errs["RootPW"] = "and password";
 549                                                 } else {
 550                                                         # The regular user details are wrong
 551                                                         $errs["DBuser"] = "Check username";
 552                                                         $errs["DBpassword"] = "and password";
 553                                                 }
 554                                                 break;
 555                                         case 2002:
 556                                         case 2003:
 557                                         default:
 558                                                 # General connection problem
 559                                                 echo( "failed with error [$errno] $errtx.</li>\n" );
 560                                                 $errs["DBserver"] = "Connection failed";
 561                                                 break;
 562                                 } # switch
 563                         } #conn. att.
 564
 565                         if( !$ok ) { continue; }
 566
 567                 } else /* not mysql */ {
 568                         print "<li>Connecting to SQL server...";
 569                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 570                         if (!$wgDatabase->isOpen()) {
 571                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 572                         } else {
 573                                 $wgDatabase->ignoreErrors(true);
 574                                 $myver = get_db_version();
 575                         }
 576                 }
 577
 578                 if ( !$wgDatabase->isOpen() ) {
 579                         $errs["DBserver"] = "Couldn't connect to database";
 580                         continue;
 581                 }
 582
 583                 print "<li>Connected to $myver";
 584                 if( version_compare( $myver, "4.0.0" ) < 0 ) {
 585                         die( " -- mysql 4.0 or later required. Aborting." );
 586                 }
 587                 $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 588                 if( $mysqlNewAuth && $mysqlOldClient ) {
 589                         print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 590                                 to old client libraries; if you have trouble with authentication, see
 591                                 <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 592                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 593                 }
 594                 if( $wgDBmysql5 ) {
 595                         if( $mysqlNewAuth ) {
 596                                 print "; enabling MySQL 4.1/5.0 charset mode";
 597                         } else {
 598                                 print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 599                                         but older version detected; will likely fail.</b>";
 600                         }
 601                 }
 602                 print "</li>\n";
 603
 604                 if ($conf->DBtype == 'mysql') {
 605                         @$sel = mysql_select_db( $wgDBname, $wgDatabase->mConn );
 606                         if( $sel ) {
 607                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 608                         } else {
 609                                 $err = mysql_errno();
 610                                 if ( $err != 1049 ) {
 611                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 612                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 613                                         continue;
 614                                 }
 615                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 616                                 if( !$res ) {
 617                                         print "<li>Couldn't create database <tt>" .
 618                                                 htmlspecialchars( $wgDBname ) .
 619                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 620                                         $errs["RootPW"] = "&lt;- Enter";
 621                                         continue;
 622                                 }
 623                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 624                         }
 625                         $wgDatabase->selectDB( $wgDBname );
 626                 }
 627
 628
 629                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 630                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 631
 632                         # Create user if required
 633                         if ( $conf->Root ) {
 634                                 $conn = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 635                                 if ( $conn->isOpen() ) {
 636                                         print "<li>DB user account ok</li>\n";
 637                                         $conn->close();
 638                                 } else {
 639                                         print "<li>Granting user permissions...";
 640                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 641                                                 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>";
 642                                         }
 643                                         print "</li>\n";
 644                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 645                                 }
 646                         }
 647                         print "<pre>\n";
 648                         chdir( ".." );
 649                         flush();
 650                         do_all_updates();
 651                         chdir( "config" );
 652
 653                         print "</pre>\n";
 654                         print "<li>Finished update checks.</li>\n";
 655                 } else {
 656                         # FIXME: Check for errors
 657                         print "<li>Creating tables...";
 658                         if ($conf->DBtype == 'mysql') {
 659                                 if( $wgDBmysql5 ) {
 660                                         print " using MySQL 5 table defs...";
 661                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 662                                 } else {
 663                                         print " using MySQL 4 table defs...";
 664                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 665                                 }
 666                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 667                         } else {
 668                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 669                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 670                         }
 671
 672                         print " done.</li>\n";
 673
 674                         print "<li>Initializing data...";
 675                         $wgDatabase->insert( 'site_stats',
 676                                 array( 'ss_row_id'        => 1,
 677                                        'ss_total_views'   => 0,
 678                                        'ss_total_edits'   => 0,
 679                                        'ss_good_articles' => 0 ) );
 680
 681                         # Set up the "regular user" account *if we can, and if we need to*
 682                         if( $conf->Root ) {
 683                                 # See if we need to
 684                                 $wgDatabase2 = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, '', 1 );
 685                                 if( $wgDatabase2->isOpen() ) {
 686                                         # Nope, just close the test connection and continue
 687                                         $wgDatabase2->close();
 688                                         echo( "<li>User $wgDBuser exists. Skipping grants.</li>" );
 689                                 } else {
 690                                         # Yes, so run the grants
 691                                         echo( "<li>Granting user permissions to $wgDBuser on $wgDBname..." );
 692                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 693                                         echo( "success.</li>" );
 694                                 }
 695                         }
 696
 697                         if( $conf->SysopName ) {
 698                                 $u = User::newFromName( $conf->getSysopName() );
 699                                 if ( 0 == $u->idForName() ) {
 700                                         $u->addToDatabase();
 701                                         $u->setPassword( $conf->getSysopPass() );
 702                                         $u->saveSettings();
 703
 704                                         $u->addGroup( "sysop" );
 705                                         $u->addGroup( "bureaucrat" );
 706
 707                                         print "<li>Created sysop account <tt>" .
 708                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 709                                 } else {
 710                                         print "<li>Could not create user - already exists!</li>\n";
 711                                 }
 712                         } else {
 713                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 714                         }
 715
 716                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 717                         $article = new Article( $titleobj );
 718                         $newid = $article->insertOn( $wgDatabase );
 719                         $revision = new Revision( array(
 720                                 'page'      => $newid,
 721                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 722                                 'comment'   => '',
 723                                 'user'      => 0,
 724                                 'user_text' => 'MediaWiki default',
 725                                 ) );
 726                         $revid = $revision->insertOn( $wgDatabase );
 727                         $article->updateRevisionOn( $wgDatabase, $revision );
 728
 729                         print "<li><pre>";
 730                         initialiseMessages();
 731                         print "</pre></li>\n";
 732                 }
 733
 734                 /* Write out the config file now that all is well */
 735                 print "<p>Creating LocalSettings.php...</p>\n\n";
 736                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 737                 // Fix up a common line-ending problem (due to CVS on Windows)
 738                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 739
 740                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 741                         $xt = "xt"; # Refuse to overwrite an existing file
 742                 } else {
 743                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 744                 }
 745                 $f = fopen( "LocalSettings.php", $xt );
 746
 747                 if( $f == false ) {
 748                         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" .
 749                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 750                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 751                 }
 752                 if(fwrite( $f, $localSettings ) ) {
 753                         fclose( $f );
 754                         writeSuccessMessage();
 755                 } else {
 756                         fclose( $f );
 757                         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");
 758
 759                 }
 760
 761         } while( false );
 762 }
 763 ?>
 764 </ul>
 765
 766
 767 <?php
 768
 769 if( count( $errs ) ) {
 770         /* Display options form */
 771
 772         if( $conf->posted ) {
 773                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 774         }
 775 ?>
 776
 777 <form action="index.php" name="config" method="post">
 778
 779
 780 <h2>Site config</h2>
 781
 782 <div class="config-section">
 783         <div class="config-input">
 784                 <?php
 785                 aField( $conf, "Sitename", "Wiki name:" );
 786                 ?>
 787         </div>
 788         <p class="config-desc">
 789                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 790                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 791         </p>
 792
 793         <div class="config-input">
 794                 <?php
 795                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 796                 ?>
 797         </div>
 798         <p class="config-desc">
 799                 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.
 800         </p>
 801
 802         <div class="config-input">
 803                 <label class='column' for="LanguageCode">Language:</label>
 804                 <select id="LanguageCode" name="LanguageCode">
 805
 806                 <?php
 807                         $list = getLanguageList();
 808                         foreach( $list as $code => $name ) {
 809                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 810                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 811                         }
 812                 ?>
 813                 </select>
 814         </div>
 815         <p class="config-desc">
 816                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 817         </p>
 818
 819         <div class="config-input">
 820                 <label class='column'>Copyright/license:</label>
 821
 822                 <ul class="plain">
 823                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 824                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 825                 <li><?php
 826                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 827                         $partner = "MediaWiki";
 828                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 829                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 830                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 831                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 832                         ?>
 833                 <?php if( $conf->License == "cc" ) { ?>
 834                         <ul>
 835                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 836                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 837                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 838                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 839                         </ul>
 840                 <?php } ?>
 841                         </li>
 842                 </ul>
 843         </div>
 844         <p class="config-desc">
 845                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 846         </p>
 847
 848
 849         <div class="config-input">
 850                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 851         </div>
 852         <div class="config-input">
 853                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 854         </div>
 855         <div class="config-input">
 856                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 857         </div>
 858         <p class="config-desc">
 859                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 860                 A new account will be added only when creating a new wiki database.
 861         </p>
 862
 863         <div class="config-input">
 864                 <label class='column'>Shared memory caching:</label>
 865
 866                 <ul class="plain">
 867                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 868                 <?php
 869                         if ( $conf->turck ) {
 870                                 echo "<li>";
 871                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 872                                 echo "</li>";
 873                         }
 874                 ?>
 875                 <?php
 876                         if ( $conf->eaccel ) {
 877                                 echo "<li>";
 878                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 879                                 echo "</li>";
 880                         }
 881                 ?>
 882                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 883                 </ul>
 884                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 885         </div>
 886         <p class="config-desc">
 887                 Using a shared memory system such as Turck MMCache, eAccelerator, or Memcached will speed
 888                 up MediaWiki significantly. Memcached is the best solution but needs to be
 889                 installed. Specify the server addresses and ports in a comma-separted list. Only
 890                 use Turck shared memory if the wiki will be running on a single Apache server.
 891         </p>
 892 </div>
 893
 894 <h2>E-mail, e-mail notification and authentication setup</h2>
 895
 896 <div class="config-section">
 897         <div class="config-input">
 898                 <label class='column'>E-mail (general):</label>
 899                 <ul class="plain">
 900                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
 901                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
 902                 </ul>
 903         </div>
 904         <p class="config-desc">
 905                 Use this to disable all e-mail functions (send a password reminder, user-to-user e-mail and e-mail notification),
 906                 if sending e-mails on your server doesn't work.
 907         </p>
 908         <div class="config-input">
 909                 <label class='column'>User-to-user e-mail:</label>
 910                 <ul class="plain">
 911                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
 912                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
 913                 </ul>
 914         </div>
 915         <p class="config-desc">
 916                 Use this to disable only the user-to-user e-mail function (EmailUser).
 917         </p>
 918         <div class="config-input">
 919                 <label class='column'>E-mail notification:</label>
 920                 <ul class="plain">
 921                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
 922                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk changes only", "radio", "enotif_usertalk" ); ?></li>
 923                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk and watch list changes (not recommended for large wikis)", "radio", "enotif_allpages" ); ?></li>
 924                 </ul>
 925         </div>
 926         <div class="config-desc">
 927                 <p>
 928                 E-mail notification sends a notification e-mail to a user, when the user_talk page is changed
 929                 and/or when watch-listed pages are changed, depending on the above settings.
 930                 When testing this feature, be reminded, that obviously an e-mail address must be present in your preferences
 931                 and that your own changes never trigger notifications to be sent to yourself.</p>
 932
 933                 <p>Users get corresponding options to select or deselect in their users' preferences.
 934                 The user options are not shown on the preference page, if e-mail notification is disabled.</p>
 935
 936                 <p>There are additional options for fine tuning in /includes/DefaultSettings.php .</p>
 937         </div>
 938
 939         <div class="config-input">
 940                 <label class='column'>E-mail authentication:</label>
 941                 <ul class="plain">
 942                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
 943                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
 944                 </ul>
 945         </div>
 946         <div class="config-desc">
 947                 <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
 948                 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>
 949
 950                 <p>The e-mail address stays authenticated as long as the user does not change it; the time of authentication is indicated
 951                 on the user preference page.</p>
 952
 953                 <p>If the option is enabled, only authenticated e-mail addresses can receive EmailUser mails and/or
 954                 e-mail notification mails.</p>
 955         </div>
 956
 957 </div>
 958
 959 <h2>Database config</h2>
 960
 961 <div class="config-section">
 962 <div class="config-input">
 963                 <label class='column'>Database type:</label>
 964                 <ul class='plain'>
 965                         <li><?php aField( $conf, "DBtype", "MySQL", "radio", "mysql"); ?></li>
 966                         <li><?php aField( $conf, "DBtype", "Oracle", "radio", "oracle" ); ?></li>
 967                 </ul>
 968         </div>
 969
 970         <div class="config-input" style="clear:left"><?php
 971                 aField( $conf, "DBserver", "SQL server host:" );
 972         ?></div>
 973         <p class="config-desc">
 974                 If your database server isn't on your web server, enter the name
 975                 or IP address here.  MySQL only.
 976         </p>
 977
 978         <div class="config-input"><?php
 979                 aField( $conf, "DBname", "Database name:" );
 980         ?></div>
 981         <div class="config-desc">
 982                 If using Oracle, set this to your connection identifier.
 983         </div>
 984         <div class="config-input"><?php
 985                 aField( $conf, "DBuser", "DB username:" );
 986         ?></div>
 987         <div class="config-input"><?php
 988                 aField( $conf, "DBpassword", "DB password:", "password" );
 989         ?></div>
 990         <div class="config-input"><?php
 991                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
 992         ?></div>
 993         <p class="config-desc">
 994                 If you only have a single user account and database available,
 995                 enter those here. If you have database root access (see below)
 996                 you can specify new accounts/databases to be created.
 997         </p>
 998         <p>
 999                 This account will not be created if it pre-exists. If this is the case, ensure that it
1000                 has SELECT, INSERT, UPDATE and DELETE permissions on the MediaWiki database.
1001         </p>
1002
1003         <div class="config-input"><?php
1004                 aField( $conf, "DBprefix", "Database table prefix:" );
1005         ?></div>
1006         <div class="config-desc">
1007                 <p>If you need to share one database between multiple wikis, or
1008                 MediaWiki and another web application, you may choose to
1009                 add a prefix to all the table names to avoid conflicts.</p>
1010
1011                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
1012         </div>
1013
1014         <div class="config-input"><label class="column">Database charset</label>
1015                 <div>Select one:</div>
1016                 <ul class="plain">
1017                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
1018                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
1019                 </ul>
1020         </div>
1021         <p class="config-desc">
1022                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
1023                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
1024                 cause things to break. <b>If upgrading an older installation, leave
1025                 in backwards-compatible mode.</b>
1026         </p>
1027
1028         <div class="config-input">
1029                 <?php
1030                 aField( $conf, "RootUser", "Superuser account:", "superuser" );
1031                 ?>
1032         </div>
1033         <div class="config-input">
1034                 <?php
1035                 aField( $conf, "RootPW", "Superuser password:", "password" );
1036                 ?>
1037         </div>
1038
1039         <p class="config-desc">
1040                 If the database user specified above does not exist, or does not have access to create
1041                 the database (if needed) or tables within it, please provide details of a superuser account,
1042                 such as <strong>root</strong>, which does. Leave the password set to <strong>-</strong> if this is not needed.
1043         </p>
1044
1045         <div class="config-input" style="padding:2em 0 3em">
1046                 <label class='column'>&nbsp;</label>
1047                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1048         </div>
1049
1050 </div>
1051
1052 </form>
1053
1054 <?php
1055 }
1056
1057 /* -------------------------------------------------------------------------------------- */
1058 function writeSuccessMessage() {
1059         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1060                 echo <<<EOT
1061 <p>Installation successful!</p>
1062 <p>To complete the installation, please do the following:
1063 <ol>
1064         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1065         <li>Upload it to the parent directory</li>
1066         <li>Delete config/LocalSettings.php</li>
1067         <li>Start using <a href='../index.php'>your wiki</a>!
1068 </ol>
1069 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1070 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1071 which means that anyone on the same server can read your database password! Downloading
1072 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1073 EOT;
1074         } else {
1075                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1076                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1077         }
1078 }
1079
1080
1081 function escapePhpString( $string ) {
1082         return strtr( $string,
1083                 array(
1084                         "\n" => "\\n",
1085                         "\r" => "\\r",
1086                         "\t" => "\\t",
1087                         "\\" => "\\\\",
1088                         "\$" => "\\\$",
1089                         "\"" => "\\\""
1090                 ));
1091 }
1092
1093 function writeLocalSettings( $conf ) {
1094         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1095         $conf->PasswordSender = $conf->EmergencyContact;
1096         $zlib = ($conf->zlib ? "" : "# ");
1097         $magic = ($conf->ImageMagick ? "" : "# ");
1098         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1099         $pretty = ($conf->prettyURLs ? "" : "# ");
1100         $ugly = ($conf->prettyURLs ? "# " : "");
1101         $rights = ($conf->RightsUrl) ? "" : "# ";
1102         $hashedUploads = $conf->safeMode ? '' : '# ';
1103
1104         switch ( $conf->Shm ) {
1105                 case 'memcached':
1106                         $cacheType = 'CACHE_MEMCACHED';
1107                         $mcservers = var_export( $conf->MCServerArray, true );
1108                         break;
1109                 case 'turck':
1110                 case 'eaccel':
1111                         $cacheType = 'CACHE_ACCEL';
1112                         $mcservers = 'array()';
1113                         break;
1114                 default:
1115                         $cacheType = 'CACHE_NONE';
1116                         $mcservers = 'array()';
1117         }
1118
1119         if ( $conf->Email == 'email_enabled' ) {
1120                 $enableemail = 'true';
1121                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1122                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1123                 switch ( $conf->Enotif ) {
1124                         case 'enotif_usertalk':
1125                                 $enotifusertalk = 'true';
1126                                 $enotifwatchlist = 'false';
1127                                 break;
1128                         case 'enotif_allpages':
1129                                 $enotifusertalk = 'true';
1130                                 $enotifwatchlist = 'true';
1131                                 break;
1132                         default:
1133                                 $enotifusertalk = 'false';
1134                                 $enotifwatchlist = 'false';
1135                 }
1136         } else {
1137                 $enableuseremail = 'false';
1138                 $enableemail = 'false';
1139                 $eauthent = 'false';
1140                 $enotifusertalk = 'false';
1141                 $enotifwatchlist = 'false';
1142         }
1143
1144         $file = @fopen( "/dev/urandom", "r" );
1145         if ( $file ) {
1146                 $secretKey = bin2hex( fread( $file, 32 ) );
1147                 fclose( $file );
1148         } else {
1149                 $secretKey = "";
1150                 for ( $i=0; $i<8; $i++ ) {
1151                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1152                 }
1153                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1154         }
1155
1156         # Add slashes to strings for double quoting
1157         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1158         if( $conf->License == 'gfdl' ) {
1159                 # Needs literal string interpolation for the current style path
1160                 $slconf['RightsIcon'] = $conf->RightsIcon;
1161         }
1162
1163         $sep = PATH_SEPARATOR;
1164         $localsettings = "
1165 # This file was automatically generated by the MediaWiki installer.
1166 # If you make manual changes, please keep track in case you need to
1167 # recreate them later.
1168 #
1169 # See includes/DefaultSettings.php for all configurable settings
1170 # and their default values, but don't forget to make changes in _this_
1171 # file, not there.
1172
1173 \$IP = \"{$slconf['IP']}\";
1174 if( !ini_set( \"include_path\", \".$sep\$IP$sep\$IP/includes$sep\$IP/languages\" ) ) {
1175         set_include_path( \".$sep\$IP$sep\$IP/includes$sep\$IP/languages\" );
1176 }
1177 require_once( \"includes/DefaultSettings.php\" );
1178
1179 # If PHP's memory limit is very low, some operations may fail.
1180 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1181
1182 if ( \$wgCommandLineMode ) {
1183         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1184                 die( \"This script must be run from the command line\\n\" );
1185         }
1186 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1187         ## Compress output if the browser supports it
1188         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1189 }
1190
1191 \$wgSitename         = \"{$slconf['Sitename']}\";
1192
1193 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1194 \$wgScript           = \"\$wgScriptPath/index.php\";
1195 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1196
1197 ## If using PHP as a CGI module, use the ugly URLs
1198 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1199 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1200
1201 \$wgStylePath        = \"\$wgScriptPath/skins\";
1202 \$wgStyleDirectory   = \"\$IP/skins\";
1203 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1204
1205 \$wgUploadPath       = \"\$wgScriptPath/images\";
1206 \$wgUploadDirectory  = \"\$IP/images\";
1207
1208 \$wgEnableEmail = $enableemail;
1209 \$wgEnableUserEmail = $enableuseremail;
1210
1211 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1212 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1213
1214 ## For a detailed description of the following switches see
1215 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1216 ## There are many more options for fine tuning available see
1217 ## /includes/DefaultSettings.php
1218 ## UPO means: this is also a user preference option
1219 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1220 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1221 \$wgEmailAuthentication = $eauthent;
1222
1223 \$wgDBserver         = \"{$slconf['DBserver']}\";
1224 \$wgDBname           = \"{$slconf['DBname']}\";
1225 \$wgDBuser           = \"{$slconf['DBuser']}\";
1226 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1227 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1228 \$wgDBtype           = \"{$slconf['DBtype']}\";
1229
1230 # Experimental charset support for MySQL 4.1/5.0.
1231 \$wgDBmysql5 = {$conf->DBmysql5};
1232
1233 ## Shared memory settings
1234 \$wgMainCacheType = $cacheType;
1235 \$wgMemCachedServers = $mcservers;
1236
1237 ## To enable image uploads, make sure the 'images' directory
1238 ## is writable, then uncomment this:
1239 # \$wgEnableUploads             = true;
1240 \$wgUseImageResize              = {$conf->UseImageResize};
1241 {$magic}\$wgUseImageMagick = true;
1242 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1243
1244 ## If you want to use image uploads under safe mode,
1245 ## create the directories images/archive, images/thumb and
1246 ## images/temp, and make them all writable. Then uncomment
1247 ## this, if it's not already uncommented:
1248 {$hashedUploads}\$wgHashedUploadDirectory = false;
1249
1250 ## If you have the appropriate support software installed
1251 ## you can enable inline LaTeX equations:
1252 # \$wgUseTeX                    = true;
1253 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1254 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1255 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1256
1257 \$wgLocalInterwiki   = \$wgSitename;
1258
1259 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1260
1261 \$wgProxyKey = \"$secretKey\";
1262
1263 ## Default skin: you can change the default skin. Use the internal symbolic
1264 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1265 # \$wgDefaultSkin = 'monobook';
1266
1267 ## For attaching licensing metadata to pages, and displaying an
1268 ## appropriate copyright notice / icon. GNU Free Documentation
1269 ## License and Creative Commons licenses are supported so far.
1270 {$rights}\$wgEnableCreativeCommonsRdf = true;
1271 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1272 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1273 \$wgRightsText = \"{$slconf['RightsText']}\";
1274 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1275 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1276
1277 \$wgDiff3 = \"{$slconf['diff3']}\";
1278 ";
1279         // Keep things in Unix line endings internally;
1280         // the system will write out as local text type.
1281         return str_replace( "\r\n", "\n", $localsettings );
1282 }
1283
1284 function dieout( $text ) {
1285         die( $text . "\n\n</body>\n</html>" );
1286 }
1287
1288 function importVar( &$var, $name, $default = "" ) {
1289         if( isset( $var[$name] ) ) {
1290                 $retval = $var[$name];
1291                 if ( get_magic_quotes_gpc() ) {
1292                         $retval = stripslashes( $retval );
1293                 }
1294         } else {
1295                 $retval = $default;
1296         }
1297         return $retval;
1298 }
1299
1300 function importPost( $name, $default = "" ) {
1301         return importVar( $_POST, $name, $default );
1302 }
1303
1304 function importRequest( $name, $default = "" ) {
1305         return importVar( $_REQUEST, $name, $default );
1306 }
1307
1308 $radioCount = 0;
1309
1310 function aField( &$conf, $field, $text, $type = "text", $value = "" ) {
1311         global $radioCount;
1312         if( $type != "" ) {
1313                 $xtype = "type=\"$type\"";
1314         } else {
1315                 $xtype = "";
1316         }
1317
1318         if(!(isset($id)) or ($id == "") ) $id = $field;
1319         $nolabel = ($type == "radio") || ($type == "hidden");
1320
1321         if ($type == 'radio')
1322                 $id .= $radioCount++;
1323
1324         if( $nolabel ) {
1325                 echo "\t\t<label>";
1326         } else {
1327                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1328         }
1329
1330         if( $type == "radio" && $value == $conf->$field ) {
1331                 $checked = "checked='checked'";
1332         } else {
1333                 $checked = "";
1334         }
1335         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked value=\"";
1336         if( $type == "radio" ) {
1337                 echo htmlspecialchars( $value );
1338         } else {
1339                 echo htmlspecialchars( $conf->$field );
1340         }
1341         echo "\" />\n";
1342         if( $nolabel ) {
1343                 echo " $text</label>\n";
1344         }
1345
1346         global $errs;
1347         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1348 }
1349
1350 function getLanguageList() {
1351         global $wgLanguageNames;
1352         if( !isset( $wgLanguageNames ) ) {
1353                 $wgContLanguageCode = "xxx";
1354                 function wfLocalUrl( $x ) { return $x; }
1355                 function wfLocalUrlE( $x ) { return $x; }
1356                 require_once( "languages/Names.php" );
1357         }
1358
1359         $codes = array();
1360
1361         $d = opendir( "../languages" );
1362         while( false !== ($f = readdir( $d ) ) ) {
1363                 $m = array();
1364                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1365                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1366                         if( isset( $wgLanguageNames[$code] ) ) {
1367                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1368                         } else {
1369                                 $name = $code;
1370                         }
1371                         $codes[$code] = $name;
1372                 }
1373         }
1374         closedir( $d );
1375         ksort( $codes );
1376         return $codes;
1377 }
1378
1379 #Check for location of an executable
1380 # @param string $loc single location to check
1381 # @param array $names filenames to check for.
1382 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1383 function locate_executable($loc, $names, $versioninfo = false) {
1384         if (!is_array($names))
1385                 $names = array($names);
1386
1387         foreach ($names as $name) {
1388                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1389                 if (file_exists($command)) {
1390                         if (!$versioninfo)
1391                                 return $command;
1392
1393                         $file = str_replace('$1', $command, $versioninfo[0]);
1394                         if (strstr(`$file`, $versioninfo[1]) !== false)
1395                                 return $command;
1396                 }
1397         }
1398         return false;
1399 }
1400
1401 function get_db_version() {
1402         global $wgDatabase, $conf;
1403         if ($conf->DBtype == 'mysql')
1404                 return mysql_get_server_info( $wgDatabase->mConn );
1405         else if ($conf->DBtype == 'oracle')
1406                 return oci_server_version($wgDatabase->mConn);
1407 }
1408
1409 # Test a memcached server
1410 function testMemcachedServer( $server ) {
1411         $hostport = explode(":", $server);
1412         $errstr = false;
1413         $fp = false;
1414         if ( !function_exists( 'fsockopen' ) ) {
1415                 $errstr = "Can't connect to memcached, fsockopen() not present";
1416         }
1417         if ( !$errstr &&  count( $hostport ) != 2 ) {
1418                 $errstr = 'Please specify host and port';
1419                 var_dump( $hostport );
1420         }
1421         if ( !$errstr ) {
1422                 list( $host, $port ) = $hostport;
1423                 $errno = 0;
1424                 $fsockerr = '';
1425
1426                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1427                 if ( $fp === false ) {
1428                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1429                 }
1430         }
1431         if ( !$errstr ) {
1432                 $command = "version\r\n";
1433                 $bytes = fwrite( $fp, $command );
1434                 if ( $bytes != strlen( $command ) ) {
1435                         $errstr = "Cannot write to memcached socket on $host:$port";
1436                 }
1437         }
1438         if ( !$errstr ) {
1439                 $expected = "VERSION ";
1440                 $response = fread( $fp, strlen( $expected ) );
1441                 if ( $response != $expected ) {
1442                         $errstr = "Didn't get correct memcached response from $host:$port";
1443                 }
1444         }
1445         if ( $fp ) {
1446                 fclose( $fp );
1447         }
1448         if ( !$errstr ) {
1449                 echo "<li>Connected to memcached on $host:$port successfully";
1450         }
1451         return $errstr;
1452 }
1453 ?>
1454
1455         <div class="license">
1456         <hr>
1457         <p>This program is free software; you can redistribute it and/or modify
1458          it under the terms of the GNU General Public License as published by
1459          the Free Software Foundation; either version 2 of the License, or
1460          (at your option) any later version.</p>
1461
1462          <p>This program is distributed in the hope that it will be useful,
1463          but WITHOUT ANY WARRANTY; without even the implied warranty of
1464          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1465          GNU General Public License for more details.</p>
1466
1467          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1468          along with this program; if not, write to the Free Software
1469          Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
1470          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1471         </div>
1472
1473 </div></div></div>
1474
1475
1476 <div id="column-one">
1477         <div class="portlet" id="p-logo">
1478           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1479             href="http://www.mediawiki.org/"
1480             title="Main Page"></a>
1481         </div>
1482         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1483         <div class='portlet'><div class='pBody'>
1484                 <ul>
1485                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1486                         <li><a href="../README">Readme</a></li>
1487                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1488                         <li><a href="../docs/">Documentation</a></li>
1489                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1490                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1491                 </ul>
1492                 <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>
1493         </div></div>
1494 </div>
1495
1496 </div>
1497
1498 </body>
1499 </html>