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