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         <meta name="robots" content="noindex,nofollow">
  31         <title>MediaWiki installation</title>
  32         <style type="text/css">
  33         #credit {
  34                 float: right;
  35                 width: 200px;
  36                 font-size: 0.7em;
  37                 background-color: #eee;
  38                 color: black;
  39                 border: solid 1px #444;
  40                 padding: 8px;
  41                 margin-left: 8px;
  42         }
  43
  44         dl.setup dd {
  45                 margin-left: 0;
  46         }
  47         dl.setup dd label.column {
  48                 clear: left;
  49                 font-weight: bold;
  50                 width: 12em;
  51                 float: left;
  52                 text-align: right;
  53                 padding-right: 1em;
  54         }
  55         dl.setup dt {
  56                 clear: left;
  57                 font-size: 0.8em;
  58                 margin-left: 10em;
  59                 /* margin-right: 200px; */
  60                 margin-bottom: 2em;
  61         }
  62         .error {
  63                 color: red;
  64         }
  65         ul.plain {
  66                 list-style: none;
  67                 clear: both;
  68                 margin-left: 12em;
  69         }
  70         </style>
  71 </head>
  72
  73 <body>
  74
  75 <div id="credit">
  76  <center>
  77   <a href="http://www.mediawiki.org/"><img
  78     src="../skins/common/images/wiki.png" width="135" height="135" alt="" border="0" /></a>
  79  </center>
  80
  81  <b><a href="http://www.mediawiki.org/">MediaWiki</a></b> is
  82  Copyright (C) 2001-2004 by Magnus Manske, Brion Vibber, Lee Daniel Crocker,
  83  Tim Starling, Erik M&ouml;ller, Gabriel Wicke and others.</p>
  84
  85  <ul>
  86  <li><a href="../README">Readme</a></li>
  87  <li><a href="../RELEASE-NOTES">Release notes</a></li>
  88  <li><a href="../docs/">doc/</a></li>
  89  <li><a href="http://meta.wikipedia.org/wiki/MediaWiki_User's_Guide">User's Guide</a></li>
  90  </ul>
  91
  92  <p>This program is free software; you can redistribute it and/or modify
  93  it under the terms of the GNU General Public License as published by
  94  the Free Software Foundation; either version 2 of the License, or
  95  (at your option) any later version.</p>
  96
  97  <p>This program is distributed in the hope that it will be useful,
  98  but WITHOUT ANY WARRANTY; without even the implied warranty of
  99  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 100  GNU General Public License for more details.</p>
 101
 102  <p>You should have received <a href="../COPYING">a copy of the GNU General Public License</a>
 103  along with this program; if not, write to the Free Software
 104  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 105  or <a href="http://www.gnu.org/copyleft/gpl.html">read it online</a></p>
 106 </div>
 107
 108 <?php
 109
 110 $IP = ".."; # Just to suppress notices, not for anything useful
 111 define( "MEDIAWIKI", true );
 112 define( "MEDIAWIKI_INSTALL", true );
 113 require_once( "../includes/Defines.php" );
 114 require_once( "../includes/DefaultSettings.php" );
 115 require_once( "../includes/MagicWord.php" );
 116 require_once( "../includes/Namespace.php" );
 117 ?>
 118
 119 <h1>MediaWiki <?php print $wgVersion ?> installation</h1>
 120
 121
 122 <?php
 123
 124 /* Check for existing configurations and bug out! */
 125
 126 if( file_exists( "../LocalSettings.php" ) || file_exists( "../AdminSettings.php" ) ) {
 127         dieout( "<h2>Wiki is configured.</h2>
 128
 129         <p>Already configured... <a href='../index.php'>return to the wiki</a>.</p>
 130
 131         <p>(You should probably remove this directory for added security.)</p>" );
 132 }
 133
 134 if( file_exists( "./LocalSettings.php" ) || file_exists( "./AdminSettings.php" ) ) {
 135         dieout( "<h2>You're configured!</h2>
 136
 137         <p>Please move <tt>LocalSettings.php</tt> to the parent directory, then
 138         <a href='../index.php'>try out your wiki</a>.
 139         (You should remove this config directory for added security once you're done.)</p>" );
 140 }
 141
 142 if( !is_writable( "." ) ) {
 143         dieout( "<h2>Can't write config file, aborting</h2>
 144
 145         <p>In order to configure the wiki you have to make the <tt>config</tt> subdirectory
 146         writable by the web server. Once configuration is done you'll move the created
 147         <tt>LocalSettings.php</tt> to the parent directory, and for added safety you can
 148         then remove the <tt>config</tt> subdirectory entirely.</p>
 149
 150         <p>To make the directory writable on a Unix/Linux system:</p>
 151
 152         <pre>
 153         cd <i>/path/to/wiki</i>
 154         chmod a+w config
 155         </pre>" );
 156 }
 157
 158
 159 require_once( "../install-utils.inc" );
 160 require_once( "../maintenance/updaters.inc" );
 161 require_once( "../maintenance/convertLinks.inc" );
 162 require_once( "../maintenance/archives/moveCustomMessages.inc" );
 163
 164 class ConfigData {
 165         function getEncoded( $data ) {
 166                 # Hackish
 167                 global $wgUseLatin1;
 168                 if( $wgUseLatin1 ) {
 169                         return utf8_decode( $data ); /* to latin1 wikis */
 170                 } else {
 171                         return $data;
 172                 }
 173         }
 174         function getSitename() { return $this->getEncoded( $this->Sitename ); }
 175         function getSysopName() { return $this->getEncoded( $this->SysopName ); }
 176         function getSysopPass() { return $this->getEncoded( $this->SysopPass ); }
 177 }
 178
 179 ?>
 180
 181 <p><i>Please include all of the lines below when reporting installation problems.</i></p>
 182
 183 <h2>Checking environment...</h2>
 184 <ul>
 185 <?php
 186 $endl = "
 187 ";
 188 $wgConfiguring = true;
 189 $conf = new ConfigData;
 190
 191 install_version_checks();
 192
 193 print "<li>PHP " . phpversion() . ": ";
 194 if( version_compare( phpversion(), "5.0", "lt" ) ) {
 195         print "ok";
 196 } else {
 197         print " <b>the MonoBook skin will be disabled due to an incompatibility
 198                 between the PHPTAL template library and PHP 5</b>. The wiki should
 199                 function normally, but with the older look and feel.";
 200 }
 201 print "</li>\n";
 202
 203 if( ini_get( "register_globals" ) ) {
 204         ?>
 205         <li><b class='error'>Warning:</b> <b>PHP's
 206         <tt><a href="http://php.net/register_globals">register_globals</a></tt>
 207         option is enabled.</b> MediaWiki will work correctly, but this setting
 208         increases your exposure to potential security vulnerabilities in PHP-based
 209         software running on your server. <b>You should disable it if you are able.</b></li>
 210         <?php
 211 }
 212
 213 if( ini_get( "safe_mode" ) ) {
 214         ?>
 215         <li class='error'><b>Warning: PHP's
 216         <a href='http://www.php.net/features.safe-mode'>safe mode</a> is active!</b>
 217         You will likely have problems caused by this. You may need to make the
 218         'images' subdirectory writable or specify a TMP environment variable pointing to
 219         a writable temporary directory owned by you, since safe mode breaks the system
 220         temporary directory.</li>
 221         <?php
 222 }
 223
 224 $sapi = php_sapi_name();
 225 $conf->prettyURLs = true;
 226 print "<li>PHP server API is $sapi; ";
 227 switch( $sapi ) {
 228 case "apache":
 229 case "apache2handler":
 230         print "ok, using pretty URLs (<tt>index.php/Page_Title</tt>)";
 231         break;
 232 case "cgi":
 233 case "cgi-fcgi":
 234 case "apache2filter":
 235         print "using ugly URLs (<tt>index.php?title=Page_Title</tt>)";
 236         $conf->prettyURLs = false;
 237         break;
 238 default:
 239         print "unknown; using pretty URLs (<tt>index.php/Page_Title</tt>), if you have trouble change this in <tt>LocalSettings.php</tt>";
 240 }
 241 print "</li>\n";
 242
 243 $conf->xml = function_exists( "utf8_encode" );
 244 if( $conf->xml ) {
 245         print "<li>Have XML / Latin1-UTF-8 conversion support.</li>\n";
 246 } else {
 247         dieout( "PHP's XML module is missing; the wiki requires functions in
 248                 this module and won't work in this configuration.
 249                 If you're running Mandrake, install the php-xml package." );
 250 }
 251
 252 $memlimit = ini_get( "memory_limit" );
 253 $conf->raiseMemory = false;
 254 if( empty( $memlimit ) ) {
 255         print "<li>PHP is configured with no <tt>memory_limit</tt>.</li>\n";
 256 } else {
 257         print "<li>PHP's <tt>memory_limit</tt> is " . htmlspecialchars( $memlimit ) . ". <b>If this is too low, installation may fail!</b> ";
 258         $n = IntVal( $memlimit );
 259         if( preg_match( '/^([0-9]+)[Mm]$/', trim( $memlimit ), $m ) ) {
 260                 $n = IntVal( $m[1] * (1024*1024) );
 261         }
 262         if( $n < 20*1024*1024 ) {
 263                 print "Attempting to raise limit to 20M... ";
 264                 if( false === ini_set( "memory_limit", "20M" ) ) {
 265                         print "failed.";
 266                 } else {
 267                         $conf->raiseMemory = true;
 268                         print "ok.";
 269                 }
 270         }
 271         print "</li>\n";
 272 }
 273
 274 $conf->zlib = function_exists( "gzencode" );
 275 if( $conf->zlib ) {
 276         print "<li>Have zlib support; enabling output compression.</li>\n";
 277 } else {
 278         print "<li>No zlib support.</li>\n";
 279 }
 280
 281 $conf->ImageMagick = false;
 282 $imcheck = array( "/usr/bin", "/usr/local/bin", "/sw/bin", "/opt/local/bin" );
 283 foreach( $imcheck as $dir ) {
 284         $im = "$dir/convert";
 285         if( file_exists( $im ) ) {
 286                 print "<li>Found ImageMagick: <tt>$im</tt>; image thumbnailing will be enabled if you enable uploads.</li>\n";
 287                 $conf->ImageMagick = $im;
 288                 break;
 289         }
 290 }
 291
 292 $conf->HaveGD = function_exists( "imagejpeg" );
 293 if( $conf->HaveGD ) {
 294         print "<li>Found GD graphics library built-in";
 295         if( !$conf->ImageMagick ) {
 296                 print ", image thumbnailing will be enabled if you enable uploads";
 297         }
 298         print ".</li>\n";
 299 } else {
 300         if( !$conf->ImageMagick ) {
 301                 print "<li>Couldn't find GD library or ImageMagick; image thumbnailing disabled.</li>\n";
 302         }
 303 }
 304
 305 $conf->UseImageResize = $conf->HaveGD || $conf->ImageMagick;
 306
 307 # $conf->IP = "/Users/brion/Sites/inplace";
 308 $conf->IP = dirname( dirname( __FILE__ ) );
 309 print "<li>Installation directory: <tt>" . htmlspecialchars( $conf->IP ) . "</tt></li>\n";
 310
 311 # $conf->ScriptPath = "/~brion/inplace";
 312 $conf->ScriptPath = preg_replace( '{^(.*)/config.*$}', '$1', $_SERVER["REQUEST_URI"] );
 313 print "<li>Script URI path: <tt>" . htmlspecialchars( $conf->ScriptPath ) . "</tt></li>\n";
 314
 315         $conf->posted = ($_SERVER["REQUEST_METHOD"] == "POST");
 316
 317         $conf->Sitename = ucfirst( importPost( "Sitename", "" ) );
 318         $conf->EmergencyContact = importPost( "EmergencyContact", $_SERVER["SERVER_ADMIN"] );
 319         $conf->DBserver = importPost( "DBserver", "localhost" );
 320         $conf->DBname = importPost( "DBname", "wikidb" );
 321         $conf->DBuser = importPost( "DBuser", "wikiuser" );
 322         $conf->DBpassword = importPost( "DBpassword" );
 323         $conf->DBpassword2 = importPost( "DBpassword2" );
 324         $conf->RootPW = importPost( "RootPW" );
 325         $conf->LanguageCode = importPost( "LanguageCode", "en" );
 326         $conf->SysopName = importPost( "SysopName", "WikiSysop" );
 327         $conf->SysopPass = importPost( "SysopPass" );
 328         $conf->SysopPass2 = importPost( "SysopPass2" );
 329
 330 /* Check for validity */
 331 $errs = array();
 332
 333 if( $conf->Sitename == "" || $conf->Sitename == "MediaWiki" || $conf->Sitename == "Mediawiki" ) {
 334         $errs["Sitename"] = "Must not be blank or \"MediaWiki\".";
 335 }
 336 if( $conf->DBuser == "" ) {
 337         $errs["DBuser"] = "Must not be blank";
 338 }
 339 if( $conf->DBpassword == "" ) {
 340         $errs["DBpassword"] = "Must not be blank";
 341 }
 342 if( $conf->DBpassword != $conf->DBpassword2 ) {
 343         $errs["DBpassword2"] = "Passwords don't match!";
 344 }
 345
 346 if( $conf->SysopPass == "" ) {
 347         $errs["SysopPass"] = "Must not be blank";
 348 }
 349 if( $conf->SysopPass != $conf->SysopPass2 ) {
 350         $errs["SysopPass2"] = "Passwords don't match!";
 351 }
 352
 353 $conf->License = importRequest( "License", "none" );
 354 if( $conf->License == "gfdl" ) {
 355         $conf->RightsUrl = "http://www.gnu.org/copyleft/fdl.html";
 356         $conf->RightsText = "GNU Free Documentation License 1.2";
 357         $conf->RightsCode = "gfdl";
 358         $conf->RightsIcon = '${wgStylePath}/common/images/gnu-fdl.png';
 359 } elseif( $conf->License == "none" ) {
 360         $conf->RightsUrl = $conf->RightsText = $conf->RightsCode = $conf->RightsIcon = "";
 361 } else {
 362         $conf->RightsUrl = importRequest( "RightsUrl", "" );
 363         $conf->RightsText = importRequest( "RightsText", "" );
 364         $conf->RightsCode = importRequest( "RightsCode", "" );
 365         $conf->RightsIcon = importRequest( "RightsIcon", "" );
 366 }
 367
 368 if( $conf->posted && ( 0 == count( $errs ) ) ) {
 369         do { /* So we can 'continue' to end prematurely */
 370                 $conf->Root = ($conf->RootPW != "");
 371
 372                 /* Load up the settings and get installin' */
 373                 $local = writeLocalSettings( $conf );
 374                 $wgCommandLineMode = false;
 375                 chdir( ".." );
 376                 eval($local);
 377                 $wgDBadminuser = "root";
 378                 $wgDBadminpassword = $conf->RootPW;
 379                 $wgCommandLineMode = true;
 380                 $wgUseDatabaseMessages = false; /* FIXME: For database failure */
 381                 require_once( "includes/Setup.php" );
 382                 chdir( "config" );
 383
 384                 require_once( "../maintenance/InitialiseMessages.inc" );
 385
 386                 $wgTitle = Title::newFromText( "Installation script" );
 387                 $wgDatabase = Database::newFromParams( $wgDBserver, "root", $conf->RootPW, "", 1 );
 388                 $wgDatabase->mIgnoreErrors = true;
 389
 390                 @$myver = mysql_get_server_info( $wgDatabase->mConn );
 391                 if( $myver ) {
 392                         $conf->Root = true;
 393                         print "<li>Connected as root (automatic)</li>\n";
 394                 } else {
 395                         print "<li>MySQL error " . ($err = mysql_errno() ) .
 396                                 ": " . htmlspecialchars( mysql_error() );
 397                         $ok = false;
 398                         switch( $err ) {
 399                         case 1045:
 400                         case 2000:
 401                                 if( $conf->Root ) {
 402                                         $errs["RootPW"] = "Check password";
 403                                 } else {
 404                                         print "<li>Trying regular user...\n";
 405                                         /* Try the regular user... */
 406                                         $wgDBadminuser = $wgDBuser;
 407                                         $wgDBadminpassword = $wgDBpassword;
 408                                         $wgDatabase = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, "", 1 );
 409                                         $wgDatabase->isOpen();
 410                                         $wgDatabase->mIgnoreErrors = true;
 411                                         @$myver = mysql_get_server_info( $wgDatabase->mConn );
 412                                         if( !$myver ) {
 413                                                 $errs["DBuser"] = "Check name/pass";
 414                                                 $errs["DBpassword"] = "or enter root";
 415                                                 $errs["DBpassword2"] = "password below";
 416                                                 $errs["RootPW"] = "Got root?";
 417                                                 print " need password.</li>\n";
 418                                         } else {
 419                                                 $conf->Root = false;
 420                                                 $conf->RootPW = "";
 421                                                 print " ok.</li>\n";
 422                                                 # And keep going...
 423                                                 $ok = true;
 424                                         }
 425                                         break;
 426                                 }
 427                         case 2002:
 428                         case 2003:
 429                                 $errs["DBserver"] = "Connection failed";
 430                                 break;
 431                         default:
 432                                 $errs["DBserver"] = "Couldn't connect to database";
 433                                 break;
 434                         }
 435                         if( !$ok ) continue;
 436                 }
 437
 438                 if ( !$wgDatabase->isOpen() ) {
 439                         $errs["DBserver"] = "Couldn't connect to database";
 440                         continue;
 441                 }
 442
 443                 print "<li>Connected to database... $myver";
 444                 if( version_compare( $myver, "4.0.0" ) >= 0 ) {
 445                         print "; enabling MySQL 4 enhancements";
 446                         $conf->DBmysql4 = true;
 447                         $local = writeLocalSettings( $conf );
 448                 }
 449                 print "</li>\n";
 450
 451                 @$sel = mysql_select_db( $wgDBname, $wgDatabase->mConn );
 452                 if( $sel ) {
 453                         print "<li>Database <tt>" . htmlspecialchars( $wgDBname ) . "</tt> exists</li>\n";
 454                 } else {
 455                         $res = $wgDatabase->query( "CREATE DATABASE `$wgDBname`" );
 456                         if( !$res ) {
 457                                 print "<li>Couldn't create database <tt>" .
 458                                         htmlspecialchars( $wgDBname ) .
 459                                         "</tt>; try with root access or check your username/pass.</li>\n";
 460                                 $errs["RootPW"] = "&lt;- Enter";
 461                                 continue;
 462                         }
 463                         print "<li>Created database <tt>" . htmlspecialchars( $wgDBname ) . "</tt></li>\n";
 464                 }
 465
 466                 $wgDatabase->selectDB( $wgDBname );
 467
 468                 if( $wgDatabase->tableExists( "cur" ) ) {
 469                         print "<li>There are already MediaWiki tables in this database. Checking if updates are needed...</li>\n";
 470
 471                         # Create user if required
 472                         if ( $conf->Root ) {
 473                                 $conn = Database::newFromParams( $wgDBserver, $wgDBuser, $wgDBpassword, $wgDBname, 1 );
 474                                 if ( $conn->isOpen() ) {
 475                                         print "<li>DB user account ok</li>\n";
 476                                         $conn->close();
 477                                 } else {
 478                                         print "<li>Granting user permissions...</li>\n";
 479                                         dbsource( "../maintenance/users.sql", $wgDatabase );
 480                                 }
 481                         }
 482                         print "<pre>\n";
 483                         chdir( ".." );
 484                         flush();
 485                         do_all_updates();
 486                         chdir( "config" );
 487
 488                         print "</pre>\n";
 489                         print "<li>Finished update checks.</li>\n";
 490                 } else {
 491                         # FIXME: Check for errors
 492                         print "<li>Creating tables...";
 493                         dbsource( "../maintenance/tables.sql", $wgDatabase );
 494                         dbsource( "../maintenance/interwiki.sql", $wgDatabase );
 495                         dbsource( "../maintenance/archives/patch-userlevels-defaultgroups.sql", $wgDatabase );
 496                         print " done.</li>\n";
 497
 498                         print "<li>Initializing data...";
 499                         $wgDatabase->query( "INSERT INTO site_stats (ss_row_id,ss_total_views," .
 500                                 "ss_total_edits,ss_good_articles) VALUES (1,0,0,0)" );
 501                         # setting up the db user
 502                         if( $conf->Root ) {
 503                                 print "<li>Granting user permissions...</li>\n";
 504                                 dbsource( "../maintenance/users.sql", $wgDatabase );
 505                         }
 506
 507                         if( $conf->SysopName ) {
 508                                 $u = User::newFromName( $conf->getSysopName() );
 509                                 if ( 0 == $u->idForName() ) {
 510                                         $u->addToDatabase();
 511                                         $u->setPassword( $conf->getSysopPass() );
 512                                         $u->addRight( "sysop" );
 513                                         $u->addRight( "bureaucrat" );
 514                                         $u->saveSettings();
 515                                         print "<li>Created sysop account <tt>" .
 516                                                 htmlspecialchars( $conf->SysopName ) . "</tt>.</li>\n";
 517                                 } else {
 518                                         print "<li>Could not create user - already exists!</li>\n";
 519                                 }
 520                         } else {
 521                                 print "<li>Skipped sysop account creation, no name given.</li>\n";
 522                         }
 523
 524                         print "<li>Initialising log pages...";
 525                         $logs = array(
 526                                 "uploadlogpage" => "uploadlogpagetext",
 527                                 "dellogpage" => "dellogpagetext",
 528                                 "protectlogpage" => "protectlogtext",
 529                                 "blocklogpage" => "blocklogtext"
 530                         );
 531                         $metaNamespace = Namespace::getWikipedia();
 532                         $now = wfTimestampNow();
 533                         $won = wfInvertTimestamp( $now );
 534                         foreach( $logs as $page => $text ) {
 535                                 $logTitle = $wgDatabase->strencode( $wgLang->ucfirst( str_replace( " ", "_", wfMsgNoDB( $page ) ) ) );
 536                                 $logText = $wgDatabase->strencode( wfMsgNoDB( $text ) );
 537                                 $wgDatabase->query( "INSERT INTO cur (cur_namespace,cur_title,cur_text," .
 538                                   "cur_restrictions,cur_timestamp,inverse_timestamp,cur_touched) " .
 539                                   "VALUES ($metaNamespace,'$logTitle','$logText','sysop','$now','$won','$now')" );
 540                         }
 541                         print "</li>\n";
 542
 543                         $titleobj = Title::newFromText( wfMsgNoDB( "mainpage" ) );
 544                         $title = $titleobj->getDBkey();
 545                         $sql = "INSERT INTO cur (cur_namespace,cur_title,cur_text,cur_timestamp,inverse_timestamp,cur_touched,cur_user,cur_user_text) " .
 546                           "VALUES (0,'$title','" .
 547                           wfStrencode( wfMsg( "mainpagetext" ) . "\n\n" . wfMsg( "mainpagedocfooter" ) ) .
 548                           "','$now','$won','$now',0,'MediaWiki default')";
 549                         $wgDatabase->query( $sql, $fname );
 550
 551                         print "<li><pre>";
 552                         initialiseMessages();
 553                         print "</pre></li>\n";
 554                 }
 555
 556                 /* Write out the config file now that all is well */
 557                 print "<p>Creating LocalSettings.php...</p>\n\n";
 558                 $localSettings =  "<" . "?php$endl$local$endl?" . ">";
 559
 560                 if( version_compare( phpversion(), "4.3.2" ) >= 0 ) {
 561                         $xt = "xt"; # Refuse to overwrite an existing file
 562                 } else {
 563                         $xt = "wt"; # 'x' is not available prior to PHP 4.3.2. We did check above, but race conditions blah blah
 564                 }
 565                 $f = fopen( "LocalSettings.php", $xt );
 566
 567                 if( $f == false ) {
 568                         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" .
 569                         "<p>Here's the file that would have been written, try to paste it into place manually:</p>\n" .
 570                         "<pre>\n" . htmlspecialchars( $localSettings ) . "</pre>\n" );
 571                 }
 572                 fwrite( $f, $localSettings );
 573                 fclose( $f );
 574
 575                 print "<p>Success! Move the config/LocalSettings.php file into the parent directory, then follow
 576                 <a href='{$conf->ScriptPath}/index.php'>this link</a> to your wiki.</p>\n";
 577
 578         } while( false );
 579 }
 580 ?>
 581 </ul>
 582
 583
 584 <?php
 585
 586 if( count( $errs ) ) {
 587         /* Display options form */
 588
 589         if( $conf->posted ) {
 590                 echo "<p class='error'>Something's not quite right yet; make sure everything below is filled out correctly.</p>\n";
 591         }
 592 ?>
 593
 594 <form name="config" method="post">
 595
 596
 597 <h2>Site config</h2>
 598
 599 <dl class="setup">
 600         <dd>
 601                 <?php
 602                 aField( $conf, "Sitename", "Site name:" );
 603                 ?>
 604         </dd>
 605         <dt>
 606                 Your site name should be a relatively short word. It'll appear as the namespace
 607                 name for 'meta' pages as well as throughout the user interface. Good site names
 608                 are things like "<a href="http://www.wikipedia.org/">Wikipedia</a>" and
 609                 "<a href="http://openfacts.berlios.de/">OpenFacts</a>"; avoid punctuation,
 610                 which may cause problems.
 611         </dt>
 612
 613         <dd>
 614                 <?php
 615                 aField( $conf, "EmergencyContact", "Contact e-mail" );
 616                 ?>
 617         </dd>
 618         <dt>
 619                 This will be used as the return address for password reminders and
 620                 may be displayed in some error conditions so visitors can get in
 621                 touch with you.
 622         </dt>
 623
 624         <dd>
 625                 <label class='column' for="LanguageCode">Language</label>
 626                 <select id="LanguageCode" name="LanguageCode">
 627                 <?php
 628                         $list = getLanguageList();
 629                         foreach( $list as $code => $name ) {
 630                                 $sel = ($code == $conf->LanguageCode) ? 'selected="selected"' : '';
 631                                 echo "\t\t<option value=\"$code\" $sel>$name</option>\n";
 632                         }
 633                 ?>
 634                 </select>
 635         </dd>
 636         <dt>
 637                 You may select the language for the user interface of the wiki...
 638                 Some localizations are less complete than others. This also controls
 639                 the character encoding; Unicode is more flexible, but Latin-1 may be
 640                 more compatible with older browsers for some languages. Unicode will
 641                 be used where not specified otherwise.
 642         </dt>
 643
 644         <dd>
 645                 <label class='column'>Copyright/license metadata</label>
 646                 <div>Select one:</div>
 647
 648                 <ul class="plain">
 649                 <li><?php aField( $conf, "License", "no license metadata", "radio", "none" ); ?></li>
 650                 <li><?php aField( $conf, "License", "GNU Free Documentation License 1.2 (Wikipedia-compatible)", "radio", "gfdl" ); ?></li>
 651                 <li><?php
 652                         aField( $conf, "License", "a Creative Commons license...", "radio", "cc" );
 653                         $partner = "MediaWiki";
 654                         $exit = urlencode( "$wgServer{$conf->ScriptPath}/config/index.php?License=cc&RightsUrl=[license_url]&RightsText=[license_name]&RightsCode=[license_code]&RightsIcon=[license_button]" );
 655                         $icon = urlencode( "$wgServer$wgUploadPath/wiki.png" );
 656                         $ccApp = htmlspecialchars( "http://creativecommons.org/license/?partner=$partner&exit_url=$exit&partner_icon_url=$icon" );
 657                         print "<a href=\"$ccApp\">choose</a>";
 658                         ?> (link will wipe out any other data in this form!)
 659                 <?php if( $conf->License == "cc" ) { ?>
 660                         <ul>
 661                                 <li><?php aField( $conf, "RightsIcon", "<img src=\"" . htmlspecialchars( $conf->RightsIcon ) . "\" alt='icon' />", "hidden" ); ?></li>
 662                                 <li><?php aField( $conf, "RightsText", htmlspecialchars( $conf->RightsText ), "hidden" ); ?></li>
 663                                 <li><?php aField( $conf, "RightsCode", "code: " . htmlspecialchars( $conf->RightsCode ), "hidden" ); ?></li>
 664                                 <li><?php aField( $conf, "RightsUrl", "<a href=\"" . htmlspecialchars( $conf->RightsUrl ) . "\">" . htmlspecialchars( $conf->RightsUrl ) . "</a>", "hidden" ); ?></li>
 665                         </ul>
 666                 <?php } ?>
 667                         </li>
 668                 </ul>
 669         </dd>
 670         <dt>
 671                 MediaWiki can include a basic license notice, icon, and machine-readable
 672                 copyright metadata if your wiki's content is to be licensed under
 673                 the GNU FDL or a Creative Commons license. If you're not sure, leave
 674                 it at "none".
 675         </dt>
 676
 677
 678         <dd>
 679                 <?php aField( $conf, "SysopName", "Sysop account name:", "" ) ?>
 680         </dd>
 681         <dd>
 682                 <?php aField( $conf, "SysopPass", "password:", "password" ) ?>
 683         </dd>
 684         <dd>
 685                 <?php aField( $conf, "SysopPass2", "again:", "password" ) ?>
 686         </dd>
 687         <dt>
 688                 A sysop user account can lock or delete pages, block problematic IP
 689                 addresses from editing, and other maintenance tasks. If creating a new
 690                 wiki database, a sysop account will be created with the given name
 691                 and password.
 692         </dt>
 693 </dl>
 694
 695 <h2>Database config</h2>
 696
 697 <dl class="setup">
 698         <dd><?php
 699                 aField( $conf, "DBserver", "MySQL server" );
 700         ?></dd>
 701         <dt>
 702                 If your database server isn't on your web server, enter the name
 703                 or IP address here.
 704         </dt>
 705
 706         <dd><?php
 707                 aField( $conf, "DBname", "Database name" );
 708         ?></dd>
 709         <dd><?php
 710                 aField( $conf, "DBuser", "DB username" );
 711         ?></dd>
 712         <dd><?php
 713                 aField( $conf, "DBpassword", "DB password", "password" );
 714         ?></dd>
 715         <dd><?php
 716                 aField( $conf, "DBpassword2", "again", "password" );
 717         ?></dd>
 718         <dt>
 719                 If you only have a single user account and database available,
 720                 enter those here. If you have database root access (see below)
 721                 you can specify new accounts/databases to be created.
 722         </dt>
 723
 724
 725         <dd>
 726                 <?php
 727                 aField( $conf, "RootPW", "DB root password", "password" );
 728                 ?>
 729         </dd>
 730         <dt>
 731                 You will only need this if the database and/or user account
 732                 above don't already exist.
 733                 Do <em>not</em> type in your machine's root password! MySQL
 734                 has its own "root" user with a separate password. (It might
 735                 even be blank, depending on your configuration.)
 736         </dt>
 737
 738         <dd>
 739                 <label class='column'>&nbsp;</label>
 740                 <input type="submit" value="Install!" />
 741         </dd>
 742 </dl>
 743
 744
 745 </form>
 746
 747 <?php
 748 }
 749
 750 /* -------------------------------------------------------------------------------------- */
 751
 752 function writeAdminSettings( $conf ) {
 753         return "
 754 \$wgDBadminuser      = \"{$conf->DBadminuser}\";
 755 \$wgDBadminpassword  = \"{$conf->DBadminpassword}\";
 756 ";
 757 }
 758
 759 function escapePhpString( $string ) {
 760         return strtr( $string,
 761                 array(
 762                         "\n" => "\\n",
 763                         "\r" => "\\r",
 764                         "\t" => "\\t",
 765                         "\\" => "\\\\",
 766                         "\$" => "\\\$",
 767                         "\"" => "\\\""
 768                 ));
 769 }
 770
 771 function writeLocalSettings( $conf ) {
 772         $conf->DBmysql4 = @$conf->DBmysql4 ? 'true' : 'false';
 773         $conf->UseImageResize = $conf->UseImageResize ? 'true' : 'false';
 774         $conf->PasswordSender = $conf->EmergencyContact;
 775         if( preg_match( '/^([a-z]+)-latin1$/', $conf->LanguageCode, $m ) ) {
 776                 $conf->LanguageCode = $m[1];
 777                 $conf->Latin1 = true;
 778         } else {
 779                 $conf->Latin1 = false;
 780         }
 781         $zlib = ($conf->zlib ? "" : "# ");
 782         $magic = ($conf->ImageMagick ? "" : "# ");
 783         $convert = ($conf->ImageMagick ? $conf->ImageMagick : "/usr/bin/convert" );
 784         $pretty = ($conf->prettyURLs ? "" : "# ");
 785         $ugly = ($conf->prettyURLs ? "# " : "");
 786         $rights = ($conf->RightsUrl) ? "" : "# ";
 787
 788         $file = @fopen( "/dev/urandom", "r" );
 789         if ( $file ) {
 790                 $proxyKey = bin2hex( fread( $file, 32 ) );
 791                 fclose( $file );
 792         } else {
 793                 $proxyKey = "";
 794                 for ( $i=0; $i<8; $i++ ) {
 795                         $proxyKey .= dechex(mt_rand(0, 0x7fffffff));
 796                 }
 797                 print "<li>Warning: \$wgProxyKey is insecure</li>\n";
 798         }
 799
 800         # Add slashes to strings for double quoting
 801         $slconf = array_map( "escapePhpString", get_object_vars( $conf ) );
 802         if( $conf->License == 'gfdl' ) {
 803                 # Needs literal string interpolation for the current style path
 804                 $slconf['RightsIcon'] = $conf->RightsIcon;
 805         }
 806
 807         $sep = (DIRECTORY_SEPARATOR == "\\") ? ";" : ":";
 808         return "
 809 # This file was automatically generated by the MediaWiki installer.
 810 # If you make manual changes, please keep track in case you need to
 811 # recreate them later.
 812
 813 \$IP = \"{$slconf['IP']}\";
 814 ini_set( \"include_path\", \".$sep\$IP$sep\$IP/includes$sep\$IP/languages\" );
 815 require_once( \"includes/DefaultSettings.php\" );
 816
 817 # If PHP's memory limit is very low, some operations may fail.
 818 " . ($conf->raiseMemory ? '' : '# ' ) . "ini_set( 'memory_limit', '20M' );" . "
 819
 820 if ( \$wgCommandLineMode ) {
 821         if ( isset( \$_SERVER ) && array_key_exists( 'REQUEST_METHOD', \$_SERVER ) ) {
 822                 die( \"This script must be run from the command line\\n\" );
 823         }
 824 } elseif ( empty( \$wgConfiguring ) ) {
 825         ## Compress output if the browser supports it
 826         {$zlib}if( !ini_get( 'zlib.output_compression' ) ) @ob_start( 'ob_gzhandler' );
 827 }
 828
 829 \$wgSitename         = \"{$slconf['Sitename']}\";
 830
 831 \$wgScriptPath      = \"{$slconf['ScriptPath']}\";
 832 \$wgScript           = \"\$wgScriptPath/index.php\";
 833 \$wgRedirectScript   = \"\$wgScriptPath/redirect.php\";
 834
 835 ## If using PHP as a CGI module, use the ugly URLs
 836 {$pretty}\$wgArticlePath      = \"\$wgScript/\$1\";
 837 {$ugly}\$wgArticlePath      = \"\$wgScript?title=\$1\";
 838
 839 \$wgStylePath        = \"\$wgScriptPath/skins\";
 840 \$wgStyleDirectory   = \"\$IP/skins\";
 841 \$wgLogo             = \"\$wgStylePath/common/images/wiki.png\";
 842
 843 \$wgUploadPath       = \"\$wgScriptPath/images\";
 844 \$wgUploadDirectory  = \"\$IP/images\";
 845
 846 \$wgEmergencyContact = \"{$slconf['EmergencyContact']}\";
 847 \$wgPasswordSender      = \"{$slconf['PasswordSender']}\";
 848
 849 \$wgDBserver         = \"{$slconf['DBserver']}\";
 850 \$wgDBname           = \"{$slconf['DBname']}\";
 851 \$wgDBuser           = \"{$slconf['DBuser']}\";
 852 \$wgDBpassword       = \"{$slconf['DBpassword']}\";
 853
 854 ## To allow SQL queries through the wiki's Special:Askaql page,
 855 ## uncomment the next lines. THIS IS VERY INSECURE. If you want
 856 ## to allow semipublic read-only SQL access for your sysops,
 857 ## you should define a MySQL user with limited privileges.
 858 ## See MySQL docs: http://www.mysql.com/doc/en/GRANT.html
 859 #
 860 # \$wgAllowSysopQueries = true;
 861 # \$wgDBsqluser        = \"sqluser\";
 862 # \$wgDBsqlpassword    = \"sqlpass\";
 863
 864 \$wgDBmysql4 = \$wgEnablePersistentLC = {$conf->DBmysql4};
 865
 866 ## To enable image uploads, make sure the 'images' directory
 867 ## is writable, then uncomment this:
 868 # \$wgDisableUploads            = false;
 869 \$wgUseImageResize              = {$conf->UseImageResize};
 870 {$magic}\$wgUseImageMagick = true;
 871 {$magic}\$wgImageMagickConvertCommand = \"{$convert}\";
 872
 873 ## If you have the appropriate support software installed
 874 ## you can enable inline LaTeX equations:
 875 # \$wgUseTeX                    = true;
 876 \$wgMathPath         = \"{\$wgUploadPath}/math\";
 877 \$wgMathDirectory    = \"{\$wgUploadDirectory}/math\";
 878 \$wgTmpDirectory     = \"{\$wgUploadDirectory}/tmp\";
 879
 880 \$wgLocalInterwiki   = \$wgSitename;
 881
 882 \$wgLanguageCode = \"{$slconf['LanguageCode']}\";
 883 \$wgUseLatin1 = " . ($conf->Latin1 ? 'true' : 'false') . ";\n
 884
 885 \$wgProxyKey = \"$proxyKey\";
 886
 887 ## Default skin: you can change the default skin. Use the internal symbolic
 888 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook':
 889 # \$wgDefaultSkin = 'monobook';
 890
 891 ## For attaching licensing metadata to pages, and displaying an
 892 ## appropriate copyright notice / icon. GNU Free Documentation
 893 ## License and Creative Commons licenses are supported so far.
 894 {$rights}\$wgEnableCreativeCommonsRdf = true;
 895 \$wgRightsPage = \"\"; # Set to the title of a wiki page that describes your license/copyright
 896 \$wgRightsUrl = \"{$slconf['RightsUrl']}\";
 897 \$wgRightsText = \"{$slconf['RightsText']}\";
 898 \$wgRightsIcon = \"{$slconf['RightsIcon']}\";
 899 # \$wgRightsCode = \"{$slconf['RightsCode']}\"; # Not yet used
 900 ";
 901 }
 902
 903 function dieout( $text ) {
 904         die( $text . "\n\n</body>\n</html>" );
 905 }
 906
 907 function importVar( &$var, $name, $default = "" ) {
 908         if( isset( $var[$name] ) ) {
 909                 $retval = $var[$name];
 910                 if ( get_magic_quotes_gpc() ) {
 911                         $retval = stripslashes( $retval );
 912                 }
 913         } else {
 914                 $retval = $default;
 915         }
 916         return $retval;
 917 }
 918
 919 function importPost( $name, $default = "" ) {
 920         return importVar( $_POST, $name, $default );
 921 }
 922
 923 function importRequest( $name, $default = "" ) {
 924         return importVar( $_REQUEST, $name, $default );
 925 }
 926
 927 function aField( &$conf, $field, $text, $type = "", $value = "" ) {
 928         if( $type != "" ) {
 929                 $xtype = "type=\"$type\"";
 930         } else {
 931                 $xtype = "";
 932         }
 933
 934         if(!(isset($id)) or ($id == "") ) $id = $field;
 935         $nolabel = ($type == "radio") || ($type == "hidden");
 936         if( $nolabel ) {
 937                 echo "\t\t<label>";
 938         } else {
 939                 echo "\t\t<label class='column' for=\"$id\">$text</label>\n";
 940         }
 941
 942         if( $type == "radio" && $value == $conf->$field ) {
 943                 $checked = "checked='checked'";
 944         } else {
 945                 $checked = "";
 946         }
 947         echo "\t\t<input $xtype name=\"$field\" id=\"$id\" $checked value=\"";
 948         if( $type == "radio" ) {
 949                 echo htmlspecialchars( $value );
 950         } else {
 951                 echo htmlspecialchars( $conf->$field );
 952         }
 953         echo "\" />\n";
 954         if( $nolabel ) {
 955                 echo " $text</label>\n";
 956         }
 957
 958         global $errs;
 959         if(isset($errs[$field])) echo "<span class='error'>" . $errs[$field] . "</span>\n";
 960 }
 961
 962 function getLanguageList() {
 963         global $wgLanguageNames;
 964         if( !isset( $wgLanguageNames ) ) {
 965                 $wgContLanguageCode = "xxx";
 966                 function wfLocalUrl( $x ) { return $x; }
 967                 function wfLocalUrlE( $x ) { return $x; }
 968                 require_once( "../languages/Names.php" );
 969         }
 970
 971         $codes = array();
 972         $latin1 = array( "da", "de", "en", "es", "fr", "nl", "sv" );
 973
 974         $d = opendir( "../languages" );
 975         while( false !== ($f = readdir( $d ) ) ) {
 976                 if( preg_match( '/Language([A-Z][a-z_]+)\.php$/', $f, $m ) ) {
 977                         $code = str_replace( '_', '-', strtolower( $m[1] ) );
 978                         if( in_array( $code, $latin1 ) ) {
 979                                 $codes[$code] = "$code - " . $wgLanguageNames[$code] . " - Unicode";
 980                                 $codes[$code.'-latin1'] = "$code - " . $wgLanguageNames[$code] . " - Latin-1";
 981                         } else {
 982                                 $codes[$code] = "$code - " . $wgLanguageNames[$code];
 983                         }
 984                 }
 985         }
 986         closedir( $d );
 987         ksort( $codes );
 988         return $codes;
 989 }
 990
 991 ?>
 992
 993 </body>
 994 </html>