includes/SpecialVersion.php

   1 <?php
   2 /**#@+
   3  * Give information about the version of MediaWiki, PHP, server software, the DB and extensions
   4  *
   5  * @package MediaWiki
   6  * @subpackage SpecialPage
   7  *
   8  * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
   9  * @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason
  10  * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
  11  */
  12
  13 /**
  14  * constructor
  15  */
  16 function wfSpecialVersion() {
  17         $version = new SpecialVersion;
  18         $version->execute();
  19 }
  20
  21 class SpecialVersion {
  22         /**
  23          * @var object
  24          * @access private
  25          */
  26         var $langObj;
  27
  28         /**
  29          * Constructor
  30          */
  31         function SpecialVersion() {
  32                 # Force to English language
  33                 $this->langObj = setupLangObj( 'LanguageEn' );
  34                 $this->langObj->initEncoding();
  35         }
  36
  37         /**
  38          * main()
  39          */
  40         function execute() {
  41                 global $wgOut;
  42
  43                 $wgOut->addWikiText(
  44                         $this->MediaWikiCredits() .
  45                         $this->extensionCredits() .
  46                         $this->wgHooks()
  47                 );
  48                 $wgOut->addHTML( $this->IPInfo() );
  49         }
  50
  51         /**#@+
  52          * @access private
  53          */
  54
  55         /**
  56          * @static
  57          */
  58         function MediaWikiCredits() {
  59                 global $wgVersion;
  60
  61                 $dbr =& wfGetDB( DB_SLAVE );
  62
  63                 $ret =
  64                 "__NOTOC__
  65                 <div dir='ltr'>
  66                 This wiki is powered by '''[http://www.mediawiki.org/ MediaWiki]''',
  67                 copyright (C) 2001-2005 Magnus Manske, Brion Vibber, Lee Daniel Crocker,
  68                 Tim Starling, Erik Möller, and others.
  69
  70                 MediaWiki is free software; you can redistribute it and/or modify
  71                 it under the terms of the GNU General Public License as published by
  72                 the Free Software Foundation; either version 2 of the License, or
  73                 (at your option) any later version.
  74
  75                 MediaWiki is distributed in the hope that it will be useful,
  76                 but WITHOUT ANY WARRANTY; without even the implied warranty of
  77                 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  78                 GNU General Public License for more details.
  79
  80                 You should have received [{{SERVER}}{{SCRIPTPATH}}/COPYING a copy of the GNU General Public License]
  81                 along with this program; if not, write to the Free Software
  82                 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  83                 or [http://www.gnu.org/copyleft/gpl.html read it online]
  84
  85                 * [http://www.mediawiki.org/ MediaWiki]: $wgVersion
  86                 * [http://www.php.net/ PHP]: " . phpversion() . " (" . php_sapi_name() . ")
  87                 " . $this->getServerSoftware() . "
  88                 * " . $dbr->getSoftwareLink() . ": " . $dbr->getServerVersion() . "
  89                 </div>";
  90
  91                 return str_replace( "\t\t", '', $ret );
  92         }
  93
  94         function getServerSoftware() {
  95                 # Return tweaked version of $_SERVER['SERVER_SOFTWARE']
  96                 if( isset( $_SERVER['SERVER_SOFTWARE'] ) ) {
  97                         $osver = explode( ' ', $_SERVER['SERVER_SOFTWARE'] );
  98                         $ssoft = "* " . ( count( $osver ) > 1 ? $osver[0] . ' ' . $osver[1] : $osver[0] );
  99                 } else {
 100                         $ssoft = "";
 101                 }
 102                 return( $ssoft );
 103         }
 104
 105         function extensionCredits() {
 106                 global $wgExtensionCredits, $wgExtensionFunctions, $wgSkinExtensionFunction;
 107
 108                 if ( ! count( $wgExtensionCredits ) && ! count( $wgExtensionFunctions ) && ! count( $wgSkinExtensionFunction ) )
 109                         return '';
 110
 111                 $extensionTypes = array(
 112                         'specialpage' => 'Special pages',
 113                         'parserhook' => 'Parser hooks',
 114                         'variable' => 'Variables',
 115                         'other' => 'Other',
 116                 );
 117                 wfRunHooks( 'SpecialVersionExtensionTypes', array( &$this, &$extensionTypes ) );
 118
 119                 $out = "\n* Extensions:\n";
 120                 foreach ( $extensionTypes as $type => $text ) {
 121                         if ( count( @$wgExtensionCredits[$type] ) ) {
 122                                 $out .= "** $text:\n";
 123
 124                                 usort( $wgExtensionCredits[$type], array( $this, 'compare' ) );
 125
 126                                 foreach ( $wgExtensionCredits[$type] as $extension ) {
 127                                         wfSuppressWarnings();
 128                                         $out .= $this->formatCredits(
 129                                                 $extension['name'],
 130                                                 $extension['version'],
 131                                                 $extension['author'],
 132                                                 $extension['url'],
 133                                                 $extension['description']
 134                                         );
 135                                         wfRestoreWarnings();
 136                                 }
 137                         }
 138                 }
 139
 140                 if ( count( $wgExtensionFunctions ) ) {
 141                         $out .= "** Extension functions:\n";
 142                         $out .= '***' . $this->langObj->listToText( $wgExtensionFunctions ) . "\n";
 143                 }
 144
 145                 if ( count( $wgSkinExtensionFunction ) ) {
 146                         $out .= "** Skin extension functions:\n";
 147                         $out .= '***' . $this->langObj->listToText( $wgSkinExtensionFunction ) . "\n";
 148                 }
 149
 150                 return $out;
 151         }
 152
 153         function compare( $a, $b ) {
 154                 if ( $a['name'] === $b['name'] )
 155                         return 0;
 156                 else
 157                         return $this->langObj->lc( $a['name'] ) > $this->langObj->lc( $b['name'] ) ? 1 : -1;
 158         }
 159
 160         function formatCredits( $name, $version = null, $author = null, $url = null, $description = null) {
 161                 $ret = '*** ';
 162                 if ( isset( $url ) )
 163                         $ret .= "[$url ";
 164                 $ret .= "''$name";
 165                 if ( isset( $version ) )
 166                         $ret .= " (version $version)";
 167                 $ret .= "''";
 168                 if ( isset( $url ) )
 169                         $ret .= ']';
 170                 if ( isset( $description ) )
 171                         $ret .= ', ' . $description;
 172                 if ( isset( $description ) && isset( $author ) )
 173                         $ret .= ', ';
 174                 if ( isset( $author ) )
 175                         $ret .= ' by ' . $this->langObj->listToText( (array)$author );
 176
 177                 return "$ret\n";
 178         }
 179
 180         function wgHooks() {
 181                 global $wgHooks;
 182
 183                 $myWgHooks = $wgHooks;
 184                 ksort( $myWgHooks );
 185
 186                 $ret = "* Hooks:\n";
 187                 foreach ($myWgHooks as $hook => $hooks)
 188                         $ret .= "** $hook:" . $this->langObj->listToText( $hooks ) . "\n";
 189
 190                 return $ret;
 191         }
 192
 193         /**
 194          * @static
 195          */
 196         function IPInfo() {
 197                 $ip =  str_replace( '--', ' - ', htmlspecialchars( wfGetIP() ) );
 198                 return "<!-- visited from $ip -->\n";
 199         }
 200
 201         /**#@-*/
 202 }
 203
 204 /**#@-*/
 205 ?>