config/index.php

   1 <?php
   2 # MediaWiki web-based config/installation
   3 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>
   4 # http://www.mediawiki.org/
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License along
  17 # with this program; if not, write to the Free Software Foundation, Inc.,
  18 # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  19 # http://www.gnu.org/copyleft/gpl.html
  20
  21 error_reporting( E_ALL );
  22 header( "Content-type: text/html; charset=utf-8" );
  23 @ini_set( "display_errors", true );
  24
  25 ?><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
  26         "http://www.w3.org/TR/html4/loose.dtd">
  27 <html>
  28 <head>
  29         <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  30         <title>MediaWiki installation</title>
  31         <style type="text/css">
  32
  33                 @import "../skins/monobook/main.css";
  34
  35                 .env-check {
  36                         font-size: 90%;
  37                         margin: 1em 0 1em 2.5em;
  38                 }
  39
  40                 .config-section {
  41                         margin-top: 2em;
  42                 }
  43
  44                 .config-section label.column {
  45                         clear: left;
  46                         font-weight: bold;
  47                         width: 13em;
  48                         float: left;
  49                         text-align: right;
  50                         padding-right: 1em;
  51                         padding-top: .2em;
  52                 }
  53
  54                 .config-input {
  55                         clear: left;
  56                         zoom: 100%; /* IE hack */
  57                 }
  58
  59                 .config-section .config-desc {
  60                         clear: left;
  61                         margin: 0 0 2em 18em;
  62                         padding-top: 1em;
  63                         font-size: 85%;
  64                 }
  65
  66                 .iput-text, .iput-password {
  67                         width: 14em;
  68                         margin-right: 1em;
  69                 }
  70
  71                 .error {
  72                         color: red;
  73                         background-color: #fff;
  74                         font-weight: bold;
  75                         left: 1em;
  76                         font-size: 100%;
  77                 }
  78
  79                 .error-top {
  80                         color: red;
  81                         background-color: #FFF0F0;
  82                         border: 2px solid        red;
  83                         font-size: 130%;
  84                         font-weight: bold;
  85                         padding: 1em 1.5em;
  86                         margin: 2em 0 1em;
  87                 }
  88
  89                 ul.plain {
  90                         list-style-type: none;
  91                         list-style-image: none;
  92                         float: left;
  93                         margin: 0;
  94                         padding: 0;
  95                 }
  96
  97                 .btn-install {
  98                         font-weight: bold;
  99                         font-size: 110%;
 100                         padding: .2em .3em;
 101                 }
 102
 103                 .license {
 104                         font-size: 85%;
 105                         padding-top: 3em;
 106                 }
 107
 108         </style>
 109 </head>
 110
 111 <body>
 112 <div id="globalWrapper">
 113 <div id="column-content">
 114 <div id="content">
 115 <div id="bodyContent">
 116
 117
 118 <?php
 119
 120 # Relative includes seem to break if a parent directory is not readable;
 121 # this is common for public_html subdirs under user home directories.
 122 #
 123 # As a dirty hack, we'll try to set up the include path first.
 124 #
 125 $IP = dirname( dirname( __FILE__ ) );
 126 $sep = PATH_SEPARATOR;
 127 ini_set( "include_path", ".$sep$IP$sep$IP/includes$sep$IP/languages" );
 128
 129 define( "MEDIAWIKI", true );
 130 define( "MEDIAWIKI_INSTALL", true );
 131 require_once( "includes/Defines.php" );
 132 require_once( "includes/DefaultSettings.php" );
 133 require_once( "includes/MagicWord.php" );
 134 require_once( "includes/Namespace.php" );
 135 ?>
 136
 137 <h1>MediaWiki <?php print $wgVersion ?> installation</h1>
 138
 139 <?php
 140
 141 /* Check for existing configurations and bug out! */
 142
 143 if( file_exists( "../LocalSettings.php" ) ) {
 144         dieout( "       <p><strong>Setup has completed, <a href='../index.php'>your wiki</a> is configured.</strong></p>
 145
 146         <p>Please delete the /config directory for extra security.</p></div></div></div></div>" );
 147 }
 148
 149 if( file_exists( "./LocalSettings.php" ) ) {
 150         writeSuccessMessage();
 151
 152         dieout( '' );
 153 }
 154
 155 if( !is_writable( "." ) ) {
 156         dieout( "<h2>Can't write config file, aborting</h2>
 157
 158         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 159         writable by the web server. Once configuration is done you'll move the created
 160         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 161         then remove the <tt>config</tt> subdirectory entirely.</p>
 162
 163         <p>To make the directory writable on a Unix/Linux system:</p>
 164
 165         <pre>
 166         cd <i>/path/to/wiki</i>
 167         chmod a+w config
 168         </pre>" );
 169 }
 170
 171
 172 require_once( "install-utils.inc" );
 173 require_once( "maintenance/updaters.inc" );
 174
 175 class ConfigData {
 176         function getEncoded( $data ) {
 177                 # removing latin1 support, no need...
 178                 return $data;
 179         }
 180         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 181         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 182         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 183 }
 184
 185 ?>
 186
 187 <h2>Checking environment...</h2>
 188 <p><em>Please include all of the lines below when reporting installation problems.</em></p>
 189 <ul class="env-check">
 190 <?php
 191 $endl = "
 192 ";
 193 $wgNoOutputBuffer = true;
 194 $conf = new ConfigData;
 195
 196 install_version_checks();
 197
 198 print "<li>PHP " . phpversion() . " installed</li>\n";
 199
 200 if( ini_get( "register_globals" ) ) {
 201         ?>
 202         <li>
 203                 <div style="font-size:110%">
 204                 <strong class="error">Warning:</strong>
 205                 <strong>PHP's   <tt><a href="http://php.net/register_globals">register_globals</a></tt> option is enabled. Disable it if you can.</strong>
 206                 </div>
 207                 MediaWiki will work, but your server is more exposed to PHP-based security vulnerabilities.
 208         </li>
 209         <?php
 210 }
 211
 212 $fatal = false;
 213
 214 if( ini_get( "magic_quotes_runtime" ) ) {
 215         $fatal = true;
 216         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.info.php#ini.magic-quotes-runtime'>magic_quotes_runtime</a> is active!</strong>
 217         This option corrupts data input unpredictably; you cannot install or use
 218         MediaWiki unless this option is disabled.
 219         <?php
 220 }
 221
 222 if( ini_get( "magic_quotes_sybase" ) ) {
 223         $fatal = true;
 224         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.sybase.php#ini.magic-quotes-sybase'>magic_quotes_sybase</a> is active!</strong>
 225         This option corrupts data input unpredictably; you cannot install or use
 226         MediaWiki unless this option is disabled.
 227         <?php
 228 }
 229
 230 if( ini_get( "mbstring.func_overload" ) ) {
 231         $fatal = true;
 232         ?><li class='error'><strong>Fatal: <a href='http://www.php.net/manual/en/ref.mbstring.php#mbstring.overload'>mbstring.func_overload</a> is active!</strong>
 233         This option causes errors and may corrupt data unpredictably;
 234         you cannot install or use MediaWiki unless this option is disabled.
 235         <?php
 236 }
 237
 238 if( $fatal ) {
 239         dieout( "</ul><p>Cannot install Mediawiki.</p>" );
 240 }
 241
 242 if( ini_get( "safe_mode" ) ) {
 243         $conf->safeMode = true;
 244         ?>
 245         <li><b class='error'>Warning:</b> <strong>PHP's
 246         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active.</strong>
 247         You may have problems caused by this, particularly if using image uploads.
 248         </li>
 249         <?php
 250 } else {
 251         $conf->safeMode = false;
 252 }
 253
 254
 255 $sapi = php_sapi_name();
 256 $conf->prettyURLs = true;
 257 print "<li>PHP server API is $sapi; ";
 258 switch( $sapi ) {
 259 case "apache":
 260 case "apache2handler":
 261         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 262         break;
 263 default:
 264         print "unknown; ";
 265 case "cgi":
 266 case "cgi-fcgi":
 267 case "apache2filter":
 268 case "isapi":
 269         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 270         $conf->prettyURLs = false;
 271         break;
 272 }
 273 print "</li>\n";
 274
 275 $conf->xml = function_exists( "utf8_encode" );
 276 if( $conf->xml ) {
 277         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 278 } else {
 279         dieout( "PHP's XML module is missing; the wiki requires functions in
 280                 this module and won't work in this configuration.
 281                 If you're running Mandrake, install the php-xml package." );
 282 }
 283
 284 $memlimit = ini_get( "memory_limit" );
 285 $conf->raiseMemory = false;
 286 if( empty( $memlimit ) || $memlimit == -1 ) {
 287         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 288 } else {
 289         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <strong>If this is too low, installation may fail!</strong> ";
 290         $n = intval( $memlimit );
 291         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 292                 $n = intval( $m[1] * (1024*1024) );
 293         }
 294         if( $n < 20*1024*1024 ) {
 295                 print "Attempting to raise limit to 20M... ";
 296                 if( false === ini_set( "memory_limit", "20M" ) ) {
 297                         print "failed.";
 298                 } else {
 299                         $conf->raiseMemory = true;
 300                         print "ok.";
 301                 }
 302         }
 303         print "</li>\n";
 304 }
 305
 306 $conf->zlib = function_exists( "gzencode" );
 307 if( $conf->zlib ) {
 308         print "<li>Have zlib support; enabling output compression.</li>\n";
 309 } else {
 310         print "<li>No zlib support.</li>\n";
 311 }
 312
 313 $conf->turck = function_exists( 'mmcache_get' );
 314 if ( $conf->turck ) {
 315         print "<li><a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> installed</li>\n";
 316 }
 317 $conf->eaccel = function_exists( 'eaccelerator_get' );
 318 if ( $conf->eaccel ) {
 319     $conf->turck = 'eaccelerator';
 320     print "<li><a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> installed</li>\n";
 321 }
 322 if (!$conf->turck && !$conf->eaccel) {
 323         print "<li>Neither <a href=\"http://turck-mmcache.sourceforge.net/\">Turck MMCache</a> nor <a href=\"http://eaccelerator.sourceforge.net/\">eAccelerator</a> are installed, " .
 324           "can't use object caching functions</li>\n";
 325 }
 326
 327 $conf->diff3 = false;
 328 $diff3locations = array("/usr/bin", "/opt/csw/bin", "/usr/gnu/bin", "/usr/sfw/bin") + explode($sep, getenv("PATH"));
 329 $diff3names = array("gdiff3", "diff3", "diff3.exe");
 330
 331 $diff3versioninfo = array('$1 --version 2>&1', 'diff3 (GNU diffutils)');
 332 foreach ($diff3locations as $loc) {
 333         $exe = locate_executable($loc, $diff3names, $diff3versioninfo);
 334         if ($exe !== false) {
 335                 $conf->diff3 = $exe;
 336                 break;
 337         }
 338 }
 339
 340 if ($conf->diff3)
 341         print "<li>Found GNU diff3: <tt>$conf->diff3</tt>.</li>";
 342 else
 343         print "<li>GNU diff3 not found.</li>";
 344
 345 $conf->ImageMagick = false;
 346 $imcheck = array( "/usr/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 347 foreach( $imcheck as $dir ) {
 348         $im = "$dir/convert";
 349         if( file_exists( $im ) ) {
 350                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 351                 $conf->ImageMagick = $im;
 352                 break;
 353         }
 354 }
 355
 356 $conf->HaveGD = function_exists( "imagejpeg" );
 357 if( $conf->HaveGD ) {
 358         print "<li>Found GD graphics library built-in";
 359         if( !$conf->ImageMagick ) {
 360                 print ", image thumbnailing will be enabled if you enable uploads";
 361         }
 362         print ".</li>\n";
 363 } else {
 364         if( !$conf->ImageMagick ) {
 365                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 366         }
 367 }
 368
 369 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 370
 371 # $conf->IP = "/Users/brion/Sites/inplace";
 372 $conf->IP = dirname( dirname( __FILE__ ) );
 373 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 374
 375 # $conf->ScriptPath = "/~brion/inplace";
 376 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["PHP_SELF"] ); # was SCRIPT_NAME
 377 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 378
 379 print "<li style='font-weight:bold;color:green;font-size:110%'>Environment checked. You can install MediaWiki.</li>\n";
 380         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 381
 382         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 383         $defaultEmail = empty( $_SERVER["SERVER_ADMIN"] )
 384                 ? 'root@localhost'
 385                 : $_SERVER["SERVER_ADMIN"];
 386         $conf->EmergencyContact = importPost( "EmergencyContact", $defaultEmail );
 387         $conf->DBtype = importPost( "DBtype", "mysql" );
 388         $conf->DBserver = importPost( "DBserver", "localhost" );
 389         $conf->DBname = importPost( "DBname", "wikidb" );
 390         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 391         $conf->DBpassword = importPost( "DBpassword" );
 392         $conf->DBpassword2 = importPost( "DBpassword2" );
 393         $conf->DBprefix = importPost( "DBprefix" );
 394         $conf->DBmysql5 = (importPost( "DBmysql5" ) == "true") ? "true" : "false";
 395         $conf->RootPW = importPost( "RootPW" );
 396         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 397         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 398         $conf->SysopPass = importPost( "SysopPass" );
 399         $conf->SysopPass2 = importPost( "SysopPass2" );
 400
 401 /* Check for validity */
 402 $errs = array();
 403
 404 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 405         $errs["Sitename"] = "Must not be blank or \"MediaWiki\"";
 406 }
 407 if( $conf->DBuser == "" ) {
 408         $errs["DBuser"] = "Must not be blank";
 409 }
 410 if( $conf->DBpassword == "" ) {
 411         $errs["DBpassword"] = "Must not be blank";
 412 }
 413 if( $conf->DBpassword != $conf->DBpassword2 ) {
 414         $errs["DBpassword2"] = "Passwords don't match!";
 415 }
 416 if( !preg_match( '/^[A-Za-z_0-9]*$/', $conf->DBprefix ) ) {
 417         $errs["DBprefix"] = "Invalid table prefix";
 418 }
 419
 420 if( $conf->SysopPass == "" ) {
 421         $errs["SysopPass"] = "Must not be blank";
 422 }
 423 if( $conf->SysopPass != $conf->SysopPass2 ) {
 424         $errs["SysopPass2"] = "Passwords don't match!";
 425 }
 426
 427 $conf->License = importRequest( "License", "none" );
 428 if( $conf->License == "gfdl" ) {
 429         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 430         $conf->RightsText = "GNU Free Documentation License 1.2";
 431         $conf->RightsCode = "gfdl";
 432         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 433 } elseif( $conf->License == "none" ) {
 434         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 435 } else {
 436         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 437         $conf->RightsText = importRequest( "RightsText", "" );
 438         $conf->RightsCode = importRequest( "RightsCode", "" );
 439         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 440 }
 441
 442 $conf->Shm = importRequest( "Shm", "none" );
 443 $conf->MCServers = importRequest( "MCServers" );
 444
 445 /* Test memcached servers */
 446
 447 if ( $conf->Shm == 'memcached' && $conf->MCServers ) {
 448         $conf->MCServerArray = array_map( 'trim', explode( ',', $conf->MCServers ) );
 449         foreach ( $conf->MCServerArray as $server ) {
 450                 $error = testMemcachedServer( $server );
 451                 if ( $error ) {
 452                         $errs["MCServers"] = $error;
 453                         break;
 454                 }
 455         }
 456 } else if ( $conf->Shm == 'memcached' ) {
 457         $errs["MCServers"] = "Please specify at least one server if you wish to use memcached";
 458 }
 459
 460 /* default values for installation */
 461 $conf->Email    =importRequest("Email", "email_enabled");
 462 $conf->Emailuser=importRequest("Emailuser", "emailuser_enabled");
 463 $conf->Enotif   =importRequest("Enotif", "enotif_allpages");
 464 $conf->Eauthent =importRequest("Eauthent", "eauthent_enabled");
 465
 466 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 467         do { /* So we can 'continue' to end prematurely */
 468                 $conf->Root = ($conf->RootPW != "");
 469
 470                 /* Load up the settings and get installin' */
 471                 $local = writeLocalSettings( $conf );
 472                 $wgCommandLineMode = false;
 473                 chdir( ".." );
 474                 eval($local);
 475                 if (!in_array($conf->DBtype, array("mysql", "oracle"))) {
 476                         $errs["DBtype"] = "Unknown database type.";
 477                         continue;
 478                 }
 479                 print "<li>Database type: {$conf->DBtype}</li>\n";
 480                 $dbclass = 'Database'.ucfirst($conf->DBtype);
 481                 require_once("$dbclass.php");
 482                 $wgDBtype = $conf->DBtype;
 483                 $wgDBadminuser = "root";
 484                 $wgDBadminpassword = $conf->RootPW;
 485                 $wgDBprefix = $conf->DBprefix;
 486                 $wgCommandLineMode = true;
 487                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 488                 require_once( "includes/Setup.php" );
 489                 chdir( "config" );
 490
 491                 require_once( "maintenance/InitialiseMessages.inc" );
 492
 493                 $wgTitle = Title::newFromText( "Installation script" );
 494                 $mysqlOldClient = version_compare( mysql_get_client_info(), "4.1.0", "lt" );
 495                 if( $mysqlOldClient ) {
 496                         print "<li><b>PHP is linked with old MySQL client libraries. If you are
 497                                 using a MySQL 4.1 server and have problems connecting to the database,
 498                                 see <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 499                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b></li>\n";
 500                 }
 501                 $dbc = new $dbclass;
 502                 if ($conf->DBtype == 'mysql') {
 503                         print "<li>Trying to connect to database server on $wgDBserver as root...\n";
 504                         $wgDatabase = $dbc->newFromParams( $wgDBserver, "root", $conf->RootPW, "", 1 );
 505
 506                         if( $wgDatabase->isOpen() ) {
 507                                 $myver = get_db_version();
 508                                 $wgDatabase->ignoreErrors(true);
 509                                 $conf->Root = true;
 510                                 print "<ul><li>Connected as root (automatic)</li></ul></li>\n";
 511                         } else {
 512                                 print "<ul><li>MySQL error " . ($err = mysql_errno() ) .
 513                                         ": " . htmlspecialchars( mysql_error() ) . "</li></ul></li>";
 514                                 $ok = false;
 515                                 switch( $err ) {
 516                                 case 1045:
 517                                 case 2000:
 518                                         if( $conf->Root ) {
 519                                                 $errs["RootPW"] = "Check password";
 520                                         } else {
 521                                                 print "<li>Trying regular user...\n";
 522                                                 /* Try the regular user... */
 523                                                 $wgDBadminuser = $wgDBuser;
 524                                                 $wgDBadminpassword = $wgDBpassword;
 525                                                 /* Wait one second for connection rate limiting, present on some systems */
 526                                                 sleep(1);
 527                                                 $wgDatabase = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, "", 1 );
 528                                                 if( !$wgDatabase->isOpen() ) {
 529                                                         print "<ul><li>MySQL error " . ($err = mysql_errno() ) .
 530                                                                 ": " . htmlspecialchars( mysql_error() ) . "</li></ul></li>";
 531                                                         $errs["DBuser"] = "Check name/pass";
 532                                                         $errs["DBpassword"] = "or enter root";
 533                                                         $errs["DBpassword2"] = "password below";
 534                                                         $errs["RootPW"] = "Got root?";
 535                                                 } else {
 536                                                         $myver = mysql_get_server_info( $wgDatabase->mConn );
 537                                                         $wgDatabase->ignoreErrors(true);
 538                                                         $conf->Root = false;
 539                                                         $conf->RootPW = "";
 540                                                         print " ok.</li>\n";
 541                                                         # And keep going...
 542                                                         $ok = true;
 543                                                 }
 544                                                 break;
 545                                         }
 546                                 case 2002:
 547                                 case 2003:
 548                                         $errs["DBserver"] = "Connection failed";
 549                                         break;
 550                                 default:
 551                                         $errs["DBserver"] = "Couldn't connect to database";
 552                                         break;
 553                                 }
 554                                 if( !$ok ) continue;
 555                         }
 556                 } else /* not mysql */ {
 557                         print "<li>Connecting to SQL server...";
 558                         $wgDatabase = $dbc->newFromParams($wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1);
 559                         if (!$wgDatabase->isOpen()) {
 560                                 print " error: " . $wgDatabase->lastError() . "</li>\n";
 561                         } else {
 562                                 $wgDatabase->ignoreErrors(true);
 563                                 $myver = get_db_version();
 564                         }
 565                 }
 566
 567                 if ( !$wgDatabase->isOpen() ) {
 568                         $errs["DBserver"] = "Couldn't connect to database";
 569                         continue;
 570                 }
 571
 572                 print "<li>Connected to $myver";
 573                 if( version_compare( $myver, "4.0.0" ) < 0 ) {
 574                         die( " -- mysql 4.0 or later required. Aborting." );
 575                 }
 576                 $mysqlNewAuth   = version_compare( $myver, "4.1.0", "ge" );
 577                 if( $mysqlNewAuth && $mysqlOldClient ) {
 578                         print "; <b class='error'>You are using MySQL 4.1 server, but PHP is linked
 579                                 to old client libraries; if you have trouble with authentication, see
 580                                 <a href='http://dev.mysql.com/doc/mysql/en/old-client.html'
 581                                 >http://dev.mysql.com/doc/mysql/en/old-client.html</a> for help.</b>";
 582                 }
 583                 if( $wgDBmysql5 ) {
 584                         if( $mysqlNewAuth ) {
 585                                 print "; enabling MySQL 4.1/5.0 charset mode";
 586                         } else {
 587                                 print "; <b class='error'>MySQL 4.1/5.0 charset mode enabled,
 588                                         but older version detected; will likely fail.</b>";
 589                         }
 590                 }
 591                 print "</li>\n";
 592
 593                 if ($conf->DBtype == 'mysql') {
 594                         @$sel = mysql_select_db( $wgDBname, $wgDatabase->mConn );
 595                         if( $sel ) {
 596                                 print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 597                         } else {
 598                                 $err = mysql_errno();
 599                                 if ( $err != 1049 ) {
 600                                         print "<ul><li>Error selecting database $wgDBname: $err " .
 601                                                 htmlspecialchars( mysql_error() ) . "</li></ul>";
 602                                         continue;
 603                                 }
 604                                 $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 605                                 if( !$res ) {
 606                                         print "<li>Couldn't create database <tt>" .
 607                                                 htmlspecialchars( $wgDBname ) .
 608                                                 "</tt>; try with root access or check your username/pass.</li>\n";
 609                                         $errs["RootPW"] = "&lt;- Enter";
 610                                         continue;
 611                                 }
 612                                 print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 613                         }
 614                         $wgDatabase->selectDB( $wgDBname );
 615                 }
 616
 617
 618                 if( $wgDatabase->tableExists( "cur" ) || $wgDatabase->tableExists( "revision" ) ) {
 619                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 620
 621                         # Create user if required
 622                         if ( $conf->Root ) {
 623                                 $conn = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 624                                 if ( $conn->isOpen() ) {
 625                                         print "<li>DB user account ok</li>\n";
 626                                         $conn->close();
 627                                 } else {
 628                                         print "<li>Granting user permissions...";
 629                                         if( $mysqlOldClient && $mysqlNewAuth ) {
 630                                                 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>";
 631                                         }
 632                                         print "</li>\n";
 633                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 634                                 }
 635                         }
 636                         print "<pre>\n";
 637                         chdir( ".." );
 638                         flush();
 639                         do_all_updates();
 640                         chdir( "config" );
 641
 642                         print "</pre>\n";
 643                         print "<li>Finished update checks.</li>\n";
 644                 } else {
 645                         # FIXME: Check for errors
 646                         print "<li>Creating tables...";
 647                         if ($conf->DBtype == 'mysql') {
 648                                 if( $wgDBmysql5 ) {
 649                                         print " using MySQL 5 table defs...";
 650                                         dbsource( "../maintenance/mysql5/tables.sql", $wgDatabase );
 651                                 } else {
 652                                         print " using MySQL 4 table defs...";
 653                                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 654                                 }
 655                                 dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 656                         } else {
 657                                 dbsource( "../maintenance/oracle/tables.sql", $wgDatabase );
 658                                 dbsource( "../maintenance/oracle/interwiki.sql", $wgDatabase );
 659                         }
 660
 661                         print " done.</li>\n";
 662
 663                         print "<li>Initializing data...";
 664                         $wgDatabase->insert( 'site_stats',
 665                                 array( 'ss_row_id'        => 1,
 666                                        'ss_total_views'   => 0,
 667                                        'ss_total_edits'   => 0,
 668                                        'ss_good_articles' => 0 ) );
 669                         # setting up the db user
 670                         if( $conf->Root ) {
 671                                 print "<li>Granting user permissions...</li>\n";
 672                                 dbsource( "../maintenance/users.sql", $wgDatabase );
 673                         }
 674
 675                         if( $conf->SysopName ) {
 676                                 $u = User::newFromName( $conf->getSysopName() );
 677                                 if ( 0 == $u->idForName() ) {
 678                                         $u->addToDatabase();
 679                                         $u->setPassword( $conf->getSysopPass() );
 680                                         $u->saveSettings();
 681
 682                                         $u->addGroup( "sysop" );
 683                                         $u->addGroup( "bureaucrat" );
 684
 685                                         print "<li>Created sysop account <tt>" .
 686                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 687                                 } else {
 688                                         print "<li>Could not create user - already exists!</li>\n";
 689                                 }
 690                         } else {
 691                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 692                         }
 693
 694                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 695                         $article = new Article( $titleobj );
 696                         $newid = $article->insertOn( $wgDatabase );
 697                         $revision = new Revision( array(
 698                                 'page'      => $newid,
 699                                 'text'      => wfMsg( 'mainpagetext' ) . "\n\n" . wfMsg( 'mainpagedocfooter' ),
 700                                 'comment'   => '',
 701                                 'user'      => 0,
 702                                 'user_text' => 'MediaWiki default',
 703                                 ) );
 704                         $revid = $revision->insertOn( $wgDatabase );
 705                         $article->updateRevisionOn( $wgDatabase, $revision );
 706
 707                         print "<li><pre>";
 708                         initialiseMessages();
 709                         print "</pre></li>\n";
 710                 }
 711
 712                 /* Write out the config file now that all is well */
 713                 print "<p>Creating LocalSettings.php...</p>\n\n";
 714                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 715                 // Fix up a common line-ending problem (due to CVS on Windows)
 716                 $localSettings = str_replace( "\r\n", "\n", $localSettings );
 717
 718                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 719                         $xt = "xt"; # Refuse to overwrite an existing file
 720                 } else {
 721                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 722                 }
 723                 $f = fopen( "LocalSettings.php", $xt );
 724
 725                 if( $f == false ) {
 726                         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" .
 727                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 728                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 729                 }
 730                 if(fwrite( $f, $localSettings ) ) {
 731                         fclose( $f );
 732                         writeSuccessMessage();
 733                 } else {
 734                         fclose( $f );
 735                         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");
 736
 737                 }
 738
 739         } while( false );
 740 }
 741 ?>
 742 </ul>
 743
 744
 745 <?php
 746
 747 if( count( $errs ) ) {
 748         /* Display options form */
 749
 750         if( $conf->posted ) {
 751                 echo "<p class='error-top'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 752         }
 753 ?>
 754
 755 <form action="index.php" name="config" method="post">
 756
 757
 758 <h2>Site config</h2>
 759
 760 <div class="config-section">
 761         <div class="config-input">
 762                 <?php
 763                 aField( $conf, "Sitename", "Wiki name:" );
 764                 ?>
 765         </div>
 766         <p class="config-desc">
 767                 Preferably a short word without punctuation, i.e. "Wikipedia".<br>
 768                 Will appear as the namespace name for "meta" pages, and throughout the interface.
 769         </p>
 770
 771         <div class="config-input">
 772                 <?php
 773                 aField( $conf, "EmergencyContact", "Contact e-mail:" );
 774                 ?>
 775         </div>
 776         <p class="config-desc">
 777                 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.
 778         </p>
 779
 780         <div class="config-input">
 781                 <label class='column' for="LanguageCode">Language:</label>
 782                 <select id="LanguageCode" name="LanguageCode">
 783
 784                 <?php
 785                         $list = getLanguageList();
 786                         foreach( $list as $code => $name ) {
 787                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 788                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 789                         }
 790                 ?>
 791                 </select>
 792         </div>
 793         <p class="config-desc">
 794                 Select the language for your wiki's interface. Some localizations aren't fully complete. Unicode (UTF-8) used for all localizations.
 795         </p>
 796
 797         <div class="config-input">
 798                 <label class='column'>Copyright/license:</label>
 799
 800                 <ul class="plain">
 801                 <li><?php aField( $conf, "License", "No license metadata", "radio", "none" ); ?></li>
 802                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 803                 <li><?php
 804                         aField( $conf, "License", "A Creative Commons license - ", "radio", "cc" );
 805                         $partner = "MediaWiki";
 806                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 807                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 808                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 809                         print "<a href=\"$ccApp\" target='_blank'>choose</a>";
 810                         ?>
 811                 <?php if( $conf->License == "cc" ) { ?>
 812                         <ul>
 813                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 814                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 815                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 816                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 817                         </ul>
 818                 <?php } ?>
 819                         </li>
 820                 </ul>
 821         </div>
 822         <p class="config-desc">
 823                 A notice, icon, and machine-readable copyright metadata will be displayed for the license you pick.
 824         </p>
 825
 826
 827         <div class="config-input">
 828                 <?php aField( $conf, "SysopName", "Admin username:" ) ?>
 829         </div>
 830         <div class="config-input">
 831                 <?php aField( $conf, "SysopPass", "Password:", "password" ) ?>
 832         </div>
 833         <div class="config-input">
 834                 <?php aField( $conf, "SysopPass2", "Password confirm:", "password" ) ?>
 835         </div>
 836         <p class="config-desc">
 837                 An admin can lock/delete pages, block users from editing, and other maintenance tasks.<br>
 838                 A new account will be added only when creating a new wiki database.
 839         </p>
 840
 841         <div class="config-input">
 842                 <label class='column'>Shared memory caching:</label>
 843
 844                 <ul class="plain">
 845                 <li><?php aField( $conf, "Shm", "No caching", "radio", "none" ); ?></li>
 846                 <?php
 847                         if ( $conf->turck ) {
 848                                 echo "<li>";
 849                                 aField( $conf, "Shm", "Turck MMCache", "radio", "turck" );
 850                                 echo "</li>";
 851                         }
 852                 ?>
 853                 <?php
 854                         if ( $conf->eaccel ) {
 855                                 echo "<li>";
 856                                 aField( $conf, "Shm", "eAccelerator", "radio", "eaccel" );
 857                                 echo "</li>";
 858                         }
 859                 ?>
 860                 <li><?php aField( $conf, "Shm", "Memcached", "radio", "memcached" ); ?></li>
 861                 </ul>
 862                 <div style="clear:left"><?php aField( $conf, "MCServers", "Memcached servers:", "text" ) ?></div>
 863         </div>
 864         <p class="config-desc">
 865                 Using a shared memory system such as Turck MMCache, eAccelerator, or Memcached will speed
 866                 up MediaWiki significantly. Memcached is the best solution but needs to be
 867                 installed. Specify the server addresses and ports in a comma-separted list. Only
 868                 use Turck shared memory if the wiki will be running on a single Apache server.
 869         </p>
 870 </div>
 871
 872 <h2>E-mail, e-mail notification and authentication setup</h2>
 873
 874 <div class="config-section">
 875         <div class="config-input">
 876                 <label class='column'>E-mail (general):</label>
 877                 <ul class="plain">
 878                 <li><?php aField( $conf, "Email", "Enabled", "radio", "email_enabled" ); ?></li>
 879                 <li><?php aField( $conf, "Email", "Disabled", "radio", "email_disabled" ); ?></li>
 880                 </ul>
 881         </div>
 882         <p class="config-desc">
 883                 Use this to disable all e-mail functions (send a password reminder, user-to-user e-mail and e-mail notification),
 884                 if sending e-mails on your server doesn't work.
 885         </p>
 886         <div class="config-input">
 887                 <label class='column'>User-to-user e-mail:</label>
 888                 <ul class="plain">
 889                 <li><?php aField( $conf, "Emailuser", "Enabled", "radio", "emailuser_enabled" ); ?></li>
 890                 <li><?php aField( $conf, "Emailuser", "Disabled", "radio", "emailuser_disabled" ); ?></li>
 891                 </ul>
 892         </div>
 893         <p class="config-desc">
 894                 Use this to disable only the user-to-user e-mail function (EmailUser).
 895         </p>
 896         <div class="config-input">
 897                 <label class='column'>E-mail notification:</label>
 898                 <ul class="plain">
 899                 <li><?php aField( $conf, "Enotif", "Disabled", "radio", "enotif_disabled" ); ?></li>
 900                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk changes only", "radio", "enotif_usertalk" ); ?></li>
 901                 <li><?php aField( $conf, "Enotif", "Enabled for user_talk and watch list changes (not recommended for large wikis)", "radio", "enotif_allpages" ); ?></li>
 902                 </ul>
 903         </div>
 904         <div class="config-desc">
 905                 <p>
 906                 E-mail notification sends a notification e-mail to a user, when the user_talk page is changed
 907                 and/or when watch-listed pages are changed, depending on the above settings.
 908                 When testing this feature, be reminded, that obviously an e-mail address must be present in your preferences
 909                 and that your own changes never trigger notifications to be sent to yourself.</p>
 910
 911                 <p>Users get corresponding options to select or deselect in their users' preferences.
 912                 The user options are not shown on the preference page, if e-mail notification is disabled.</p>
 913
 914                 <p>There are additional options for fine tuning in /includes/DefaultSettings.php .</p>
 915         </div>
 916
 917         <div class="config-input">
 918                 <label class='column'>E-mail authentication:</label>
 919                 <ul class="plain">
 920                 <li><?php aField( $conf, "Eauthent", "Disabled", "radio", "eauthent_disabled" ); ?></li>
 921                 <li><?php aField( $conf, "Eauthent", "Enabled", "radio", "eauthent_enabled" ); ?></li>
 922                 </ul>
 923         </div>
 924         <div class="config-desc">
 925                 <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
 926                 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>
 927
 928                 <p>The e-mail address stays authenticated as long as the user does not change it; the time of authentication is indicated
 929                 on the user preference page.</p>
 930
 931                 <p>If the option is enabled, only authenticated e-mail addresses can receive EmailUser mails and/or
 932                 e-mail notification mails.</p>
 933         </div>
 934
 935 </div>
 936
 937 <h2>Database config</h2>
 938
 939 <div class="config-section">
 940 <div class="config-input">
 941                 <label class='column'>Database type:</label>
 942                 <ul class='plain'>
 943                         <li><?php aField( $conf, "DBtype", "MySQL", "radio", "mysql"); ?></li>
 944                         <li><?php aField( $conf, "DBtype", "Oracle", "radio", "oracle" ); ?></li>
 945                 </ul>
 946         </div>
 947
 948         <div class="config-input" style="clear:left"><?php
 949                 aField( $conf, "DBserver", "SQL server host:" );
 950         ?></div>
 951         <p class="config-desc">
 952                 If your database server isn't on your web server, enter the name
 953                 or IP address here.  MySQL only.
 954         </p>
 955
 956         <div class="config-input"><?php
 957                 aField( $conf, "DBname", "Database name:" );
 958         ?></div>
 959         <div class="config-desc">
 960                 If using Oracle, set this to your connection identifier.
 961         </div>
 962         <div class="config-input"><?php
 963                 aField( $conf, "DBuser", "DB username:" );
 964         ?></div>
 965         <div class="config-input"><?php
 966                 aField( $conf, "DBpassword", "DB password:", "password" );
 967         ?></div>
 968         <div class="config-input"><?php
 969                 aField( $conf, "DBpassword2", "DB password confirm:", "password" );
 970         ?></div>
 971         <p class="config-desc">
 972                 If you only have a single user account and database available,
 973                 enter those here. If you have database root access (see below)
 974                 you can specify new accounts/databases to be created.
 975         </p>
 976
 977         <div class="config-input"><?php
 978                 aField( $conf, "DBprefix", "Database table prefix:" );
 979         ?></div>
 980         <div class="config-desc">
 981                 <p>If you need to share one database between multiple wikis, or
 982                 MediaWiki and another web application, you may choose to
 983                 add a prefix to all the table names to avoid conflicts.</p>
 984
 985                 <p>Avoid exotic characters; something like <tt>mw_</tt> is good.</p>
 986         </div>
 987
 988         <div class="config-input"><label class="column">Database charset</label>
 989                 <div>Select one:</div>
 990                 <ul class="plain">
 991                 <li><?php aField( $conf, "DBmysql5", "Backwards-compatible UTF-8", "radio", "false" ); ?></li>
 992                 <li><?php aField( $conf, "DBmysql5", "Experimental MySQL 4.1/5.0 UTF-8", "radio", "true" ); ?></li>
 993                 </ul>
 994         </div>
 995         <p class="config-desc">
 996                 <b>EXPERIMENTAL:</b> You can enable explicit Unicode charset support
 997                 for MySQL 4.1 and 5.0 servers. This is not well tested and may
 998                 cause things to break. <b>If upgrading an older installation, leave
 999                 in backwards-compatible mode.</b>
1000         </p>
1001
1002         <div class="config-input">
1003                 <?php
1004                 aField( $conf, "RootPW", "DB root password:", "password" );
1005                 ?>
1006         </div>
1007         <p class="config-desc">
1008                 You will only need this if the database and/or user account
1009                 above don't already exist.
1010                 Do <em>not</em> type in your machine's root password! MySQL
1011                 has its own "root" user with a separate password. (It might
1012                 even be blank, depending on your configuration.)
1013         </p>
1014
1015         <div class="config-input" style="padding:2em 0 3em">
1016                 <label class='column'>&nbsp;</label>
1017                 <input type="submit" value="Install MediaWiki!" class="btn-install" />
1018         </div>
1019
1020 </div>
1021
1022 </form>
1023
1024 <?php
1025 }
1026
1027 /* -------------------------------------------------------------------------------------- */
1028 function writeSuccessMessage() {
1029         global $conf;
1030         if ( ini_get( 'safe_mode' ) && !ini_get( 'open_basedir' ) ) {
1031                 echo <<<EOT
1032 <p>Installation successful!</p>
1033 <p>To complete the installation, please do the following:
1034 <ol>
1035         <li>Download config/LocalSettings.php with your FTP client or file manager</li>
1036         <li>Upload it to the parent directory</li>
1037         <li>Delete config/LocalSettings.php</li>
1038         <li>Start using <a href='../index.php'>your wiki</a>!
1039 </ol>
1040 <p>If you are in a shared hosting environment, do <strong>not</strong> just move LocalSettings.php
1041 remotely. LocalSettings.php is currently owned by the user your webserver is running under,
1042 which means that anyone on the same server can read your database password! Downloading
1043 it and uploading it again will hopefully change the ownership to a user ID specific to you.</p>
1044 EOT;
1045         } else {
1046                 echo "<p>Installation successful! Move the config/LocalSettings.php file into the parent directory, then follow
1047                         <a href='../index.php'>this link</a> to your wiki.</p>\n";
1048         }
1049 }
1050
1051
1052 function escapePhpString( $string ) {
1053         return strtr( $string,
1054                 array(
1055                         "\n" => "\\n",
1056                         "\r" => "\\r",
1057                         "\t" => "\\t",
1058                         "\\" => "\\\\",
1059                         "\$" => "\\\$",
1060                         "\"" => "\\\""
1061                 ));
1062 }
1063
1064 function writeLocalSettings( $conf ) {
1065         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
1066         $conf->PasswordSender = $conf->EmergencyContact;
1067         $zlib = ($conf->zlib ? "" : "# ");
1068         $magic = ($conf->ImageMagick ? "" : "# ");
1069         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
1070         $pretty = ($conf->prettyURLs ? "" : "# ");
1071         $ugly = ($conf->prettyURLs ? "# " : "");
1072         $rights = ($conf->RightsUrl) ? "" : "# ";
1073         $hashedUploads = $conf->safeMode ? '' : '# ';
1074
1075         switch ( $conf->Shm ) {
1076                 case 'memcached':
1077                         $cacheType = 'CACHE_MEMCACHED';
1078                         $mcservers = var_export( $conf->MCServerArray, true );
1079                         break;
1080                 case 'turck':
1081                 case 'eaccel':
1082                         $cacheType = 'CACHE_ACCEL';
1083                         $mcservers = 'array()';
1084                         break;
1085                 default:
1086                         $cacheType = 'CACHE_NONE';
1087                         $mcservers = 'array()';
1088         }
1089
1090         if ( $conf->Email == 'email_enabled' ) {
1091                 $enableemail = 'true';
1092                 $enableuseremail = ( $conf->Emailuser == 'emailuser_enabled' ) ? 'true' : 'false' ;
1093                 $eauthent = ( $conf->Eauthent == 'eauthent_enabled' ) ? 'true' : 'false' ;
1094                 switch ( $conf->Enotif ) {
1095                         case 'enotif_usertalk':
1096                                 $enotifusertalk = 'true';
1097                                 $enotifwatchlist = 'false';
1098                                 break;
1099                         case 'enotif_allpages':
1100                                 $enotifusertalk = 'true';
1101                                 $enotifwatchlist = 'true';
1102                                 break;
1103                         default:
1104                                 $enotifusertalk = 'false';
1105                                 $enotifwatchlist = 'false';
1106                 }
1107         } else {
1108                 $enableuseremail = 'false';
1109                 $enableemail = 'false';
1110                 $eauthent = 'false';
1111                 $enotifusertalk = 'false';
1112                 $enotifwatchlist = 'false';
1113         }
1114
1115         $file = @fopen( "/dev/urandom", "r" );
1116         if ( $file ) {
1117                 $secretKey = bin2hex( fread( $file, 32 ) );
1118                 fclose( $file );
1119         } else {
1120                 $secretKey = "";
1121                 for ( $i=0; $i<8; $i++ ) {
1122                         $secretKey .= dechex(mt_rand(0, 0x7fffffff));
1123                 }
1124                 print "<li>Warning: \$wgSecretKey key is insecure, generated with mt_rand(). Consider changing it manually.</li>\n";
1125         }
1126
1127         # Add slashes to strings for double quoting
1128         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
1129         if( $conf->License == 'gfdl' ) {
1130                 # Needs literal string interpolation for the current style path
1131                 $slconf['RightsIcon'] = $conf->RightsIcon;
1132         }
1133
1134         $sep = PATH_SEPARATOR;
1135         $localsettings = "
1136 # This file was automatically generated by the MediaWiki installer.
1137 # If you make manual changes, please keep track in case you need to
1138 # recreate them later.
1139 #
1140 # See includes/DefaultSettings.php for all configurable settings
1141 # and their default values, but don't forget to make changes in _this_
1142 # file, not there.
1143
1144 \$IP = \"{$slconf['IP']}\";
1145 ini_set( \"include_path\", \".$sep\$IP$sep\$IP/includes$sep\$IP/languages\" );
1146 require_once( \"includes/DefaultSettings.php\" );
1147
1148 # If PHP's memory limit is very low, some operations may fail.
1149 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
1150
1151 if ( \$wgCommandLineMode ) {
1152         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
1153                 die( \"This script must be run from the command line\\n\" );
1154         }
1155 } elseif ( empty( \$wgNoOutputBuffer ) ) {
1156         ## Compress output if the browser supports it
1157         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
1158 }
1159
1160 \$wgSitename         = \"{$slconf['Sitename']}\";
1161
1162 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
1163 \$wgScript           = \"\$wgScriptPath/index.php\";
1164 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
1165
1166 ## If using PHP as a CGI module, use the ugly URLs
1167 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
1168 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
1169
1170 \$wgStylePath        = \"\$wgScriptPath/skins\";
1171 \$wgStyleDirectory   = \"\$IP/skins\";
1172 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
1173
1174 \$wgUploadPath       = \"\$wgScriptPath/images\";
1175 \$wgUploadDirectory  = \"\$IP/images\";
1176
1177 \$wgEnableEmail = $enableemail;
1178 \$wgEnableUserEmail = $enableuseremail;
1179
1180 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
1181 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
1182
1183 ## For a detailed description of the following switches see
1184 ## http://meta.wikimedia.org/Enotif and http://meta.wikimedia.org/Eauthent
1185 ## There are many more options for fine tuning available see
1186 ## /includes/DefaultSettings.php
1187 ## UPO means: this is also a user preference option
1188 \$wgEnotifUserTalk = $enotifusertalk; # UPO
1189 \$wgEnotifWatchlist = $enotifwatchlist; # UPO
1190 \$wgEmailAuthentication = $eauthent;
1191
1192 \$wgDBserver         = \"{$slconf['DBserver']}\";
1193 \$wgDBname           = \"{$slconf['DBname']}\";
1194 \$wgDBuser           = \"{$slconf['DBuser']}\";
1195 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
1196 \$wgDBprefix         = \"{$slconf['DBprefix']}\";
1197 \$wgDBtype           = \"{$slconf['DBtype']}\";
1198
1199 # Experimental charset support for MySQL 4.1/5.0.
1200 \$wgDBmysql5 = {$conf->DBmysql5};
1201
1202 ## Shared memory settings
1203 \$wgMainCacheType = $cacheType;
1204 \$wgMemCachedServers = $mcservers;
1205
1206 ## To enable image uploads, make sure the 'images' directory
1207 ## is writable, then uncomment this:
1208 # \$wgEnableUploads             = true;
1209 \$wgUseImageResize              = {$conf->UseImageResize};
1210 {$magic}\$wgUseImageMagick = true;
1211 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
1212
1213 ## If you want to use image uploads under safe mode,
1214 ## create the directories images/archive, images/thumb and
1215 ## images/temp, and make them all writable. Then uncomment
1216 ## this, if it's not already uncommented:
1217 {$hashedUploads}\$wgHashedUploadDirectory = false;
1218
1219 ## If you have the appropriate support software installed
1220 ## you can enable inline LaTeX equations:
1221 # \$wgUseTeX                    = true;
1222 \$wgMathPath         = \"{\$wgUploadPath}/math\";
1223 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
1224 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
1225
1226 \$wgLocalInterwiki   = \$wgSitename;
1227
1228 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
1229
1230 \$wgProxyKey = \"$secretKey\";
1231
1232 ## Default skin: you can change the default skin. Use the internal symbolic
1233 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
1234 # \$wgDefaultSkin = 'monobook';
1235
1236 ## For attaching licensing metadata to pages, and displaying an
1237 ## appropriate copyright notice / icon. GNU Free Documentation
1238 ## License and Creative Commons licenses are supported so far.
1239 {$rights}\$wgEnableCreativeCommonsRdf = true;
1240 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
1241 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
1242 \$wgRightsText = \"{$slconf['RightsText']}\";
1243 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
1244 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
1245
1246 \$wgDiff3 = \"{$slconf['diff3']}\";
1247 ";
1248         // Keep things in Unix line endings internally;
1249         // the system will write out as local text type.
1250         return str_replace( "\r\n", "\n", $localsettings );
1251 }
1252
1253 function dieout( $text ) {
1254         die( $text . "\n\n</body>\n</html>" );
1255 }
1256
1257 function importVar( &$var, $name, $default = "" ) {
1258         if( isset( $var[$name] ) ) {
1259                 $retval = $var[$name];
1260                 if ( get_magic_quotes_gpc() ) {
1261                         $retval = stripslashes( $retval );
1262                 }
1263         } else {
1264                 $retval = $default;
1265         }
1266         return $retval;
1267 }
1268
1269 function importPost( $name, $default = "" ) {
1270         return importVar( $_POST, $name, $default );
1271 }
1272
1273 function importRequest( $name, $default = "" ) {
1274         return importVar( $_REQUEST, $name, $default );
1275 }
1276
1277 $radioCount = 0;
1278
1279 function aField( &$conf, $field, $text, $type = "text", $value = "" ) {
1280         global $radioCount;
1281         if( $type != "" ) {
1282                 $xtype = "type=\"$type\"";
1283         } else {
1284                 $xtype = "";
1285         }
1286
1287         if(!(isset($id)) or ($id == "") ) $id = $field;
1288         $nolabel = ($type == "radio") || ($type == "hidden");
1289
1290         if ($type == 'radio')
1291                 $id .= $radioCount++;
1292
1293         if( $nolabel ) {
1294                 echo "\t\t<label>";
1295         } else {
1296                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
1297         }
1298
1299         if( $type == "radio" && $value == $conf->$field ) {
1300                 $checked = "checked='checked'";
1301         } else {
1302                 $checked = "";
1303         }
1304         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" class=\"iput-$type\" $checked value=\"";
1305         if( $type == "radio" ) {
1306                 echo htmlspecialchars( $value );
1307         } else {
1308                 echo htmlspecialchars( $conf->$field );
1309         }
1310         echo "\" />\n";
1311         if( $nolabel ) {
1312                 echo " $text</label>\n";
1313         }
1314
1315         global $errs;
1316         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
1317 }
1318
1319 function getLanguageList() {
1320         global $wgLanguageNames;
1321         if( !isset( $wgLanguageNames ) ) {
1322                 $wgContLanguageCode = "xxx";
1323                 function wfLocalUrl( $x ) { return $x; }
1324                 function wfLocalUrlE( $x ) { return $x; }
1325                 require_once( "languages/Names.php" );
1326         }
1327
1328         $codes = array();
1329
1330         $d = opendir( "../languages" );
1331         while( false !== ($f = readdir( $d ) ) ) {
1332                 $m = array();
1333                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
1334                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
1335                         if( isset( $wgLanguageNames[$code] ) ) {
1336                                 $name = $code . ' - ' . $wgLanguageNames[$code];
1337                         } else {
1338                                 $name = $code;
1339                         }
1340                         $codes[$code] = $name;
1341                 }
1342         }
1343         closedir( $d );
1344         ksort( $codes );
1345         return $codes;
1346 }
1347
1348 #Check for location of an executable
1349 # @param string $loc single location to check
1350 # @param array $names filenames to check for.
1351 # @param mixed $versioninfo array of details to use when checking version, use false for no version checking
1352 function locate_executable($loc, $names, $versioninfo = false) {
1353         if (!is_array($names))
1354                 $names = array($names);
1355
1356         foreach ($names as $name) {
1357                 $command = "$loc".DIRECTORY_SEPARATOR."$name";
1358                 if (file_exists($command)) {
1359                         if (!$versioninfo)
1360                                 return $command;
1361
1362                         $file = str_replace('$1', $command, $versioninfo[0]);
1363                         if (strstr(`$file`, $versioninfo[1]) !== false)
1364                                 return $command;
1365                 }
1366         }
1367         return false;
1368 }
1369
1370 function get_db_version() {
1371         global $wgDatabase, $conf;
1372         if ($conf->DBtype == 'mysql')
1373                 return mysql_get_server_info( $wgDatabase->mConn );
1374         else if ($conf->DBtype == 'oracle')
1375                 return oci_server_version($wgDatabase->mConn);
1376 }
1377
1378 # Test a memcached server
1379 function testMemcachedServer( $server ) {
1380         $hostport = explode(":", $server);
1381         $errstr = false;
1382         $fp = false;
1383         if ( !function_exists( 'fsockopen' ) ) {
1384                 $errstr = "Can't connect to memcached, fsockopen() not present";
1385         }
1386         if ( !$errstr &&  count( $hostport ) != 2 ) {
1387                 $errstr = 'Please specify host and port';
1388                 var_dump( $hostport );
1389         }
1390         if ( !$errstr ) {
1391                 list( $host, $port ) = $hostport;
1392                 $errno = 0;
1393                 $fsockerr = '';
1394
1395                 $fp = @fsockopen( $host, $port, $errno, $fsockerr, 1.0 );
1396                 if ( $fp === false ) {
1397                         $errstr = "Cannot connect to memcached on $host:$port : $fsockerr";
1398                 }
1399         }
1400         if ( !$errstr ) {
1401                 $command = "version\r\n";
1402                 $bytes = fwrite( $fp, $command );
1403                 if ( $bytes != strlen( $command ) ) {
1404                         $errstr = "Cannot write to memcached socket on $host:$port";
1405                 }
1406         }
1407         if ( !$errstr ) {
1408                 $expected = "VERSION ";
1409                 $response = fread( $fp, strlen( $expected ) );
1410                 if ( $response != $expected ) {
1411                         $errstr = "Didn't get correct memcached response from $host:$port";
1412                 }
1413         }
1414         if ( $fp ) {
1415                 fclose( $fp );
1416         }
1417         if ( !$errstr ) {
1418                 echo "<li>Connected to memcached on $host:$port successfully";
1419         }
1420         return $errstr;
1421 }
1422 ?>
1423
1424         <div class="license">
1425         <hr>
1426         <p>This program is free software; you can redistribute it and/or modify
1427          it under the terms of the GNU General Public License as published by
1428          the Free Software Foundation; either version 2 of the License, or
1429          (at your option) any later version.</p>
1430
1431          <p>This program is distributed in the hope that it will be useful,
1432          but WITHOUT ANY WARRANTY; without even the implied warranty of
1433          MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
1434          GNU General Public License for more details.</p>
1435
1436          <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
1437          along with this program; if not, write to the Free Software
1438          Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
1439          or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
1440         </div>
1441
1442 </div></div></div>
1443
1444
1445 <div id="column-one">
1446         <div class="portlet" id="p-logo">
1447           <a style="background-image: url(../skins/common/images/mediawiki.png);"
1448             href="http://www.mediawiki.org/"
1449             title="Main Page"></a>
1450         </div>
1451         <script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
1452         <div class='portlet'><div class='pBody'>
1453                 <ul>
1454                         <li><strong><a href="http://www.mediawiki.org/">MediaWiki home</a></strong></li>
1455                         <li><a href="../README">Readme</a></li>
1456                         <li><a href="../RELEASE-NOTES">Release notes</a></li>
1457                         <li><a href="../docs/">Documentation</a></li>
1458                         <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
1459                         <li><a href="http://meta.wikimedia.org/wiki/MediaWiki_FAQ">FAQ</a></li>
1460                 </ul>
1461                 <p style="font-size:90%;margin-top:1em">MediaWiki is Copyright &copy; 2001-2005 by Magnus Manske, Brion Vibber, Lee Daniel Crocker, Tim Starling, Erik M&ouml;ller, Gabriel Wicke and others.</p>
1462         </div></div>
1463 </div>
1464
1465 </div>
1466
1467 </body>
1468 </html>