* (bug 12938) Fix template expansion and 404 returns for action=raw with section
[lhc/web/wiklou.git] / includes / SpecialVersion.php
index 4f3a81a..7020383 100644 (file)
@@ -1,9 +1,8 @@
 <?php
-/**
+/**#@+
  * Give information about the version of MediaWiki, PHP, the DB and extensions
  *
- * @package MediaWiki
- * @subpackage SpecialPage
+ * @addtogroup SpecialPage
  *
  * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
  * @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason
@@ -19,140 +18,338 @@ function wfSpecialVersion() {
 }
 
 class SpecialVersion {
+       private $firstExtOpened = true;
+
        /**
-        * @var object
-        */
-       var $langObj;
-       
-       /**
-        * Constructor
+        * main()
         */
-       function SpecialVersion() {
-               // English motherfucker, do you speak it?
-               $this->langObj = setupLangObj( 'LanguageEn' );
-               $this->langObj->initEncoding();
-       }
-       
        function execute() {
-               global $wgOut;
-               
-               $wgOut->addWikiText( $this->MediaWikiCredits() . $this->extensionCredits() . $this->wgHooks() );
+               global $wgOut, $wgMessageCache;
+               $wgMessageCache->loadAllMessages();
+
+               $wgOut->addHTML( '<div dir="ltr">' );
+               $wgOut->addWikiText(
+                       $this->MediaWikiCredits() .
+                       $this->softwareInformation() .
+                       $this->extensionCredits() .
+                       $this->wgHooks()
+               );
                $wgOut->addHTML( $this->IPInfo() );
+               $wgOut->addHTML( '</div>' );
        }
 
-       function MediaWikiCredits() {
-               global $wgVersion;
-               
-               $dbr =& wfGetDB( DB_SLAVE );
-               
-               $ret =
+       /**#@+
+        * @private
+        */
+
+       /**
+        * @return wiki text showing the license information
+        */
+       static function MediaWikiCredits() {
+               $ret = Xml::element( 'h2', array( 'id' => 'mw-version-license' ), wfMsg( 'version-license' ) ) .
                "__NOTOC__
-               <div dir='ltr'>
-               This wiki is powered by '''[http://www.mediawiki.org/ MediaWiki]''',  
-               copyright (C) 2001-2005 Magnus Manske, Brion Vibber, Lee Daniel Crocker,
-               Tim Starling, Erik Möller, and others.
-                
+               This wiki is powered by '''[http://www.mediawiki.org/ MediaWiki]''',
+               copyright (C) 2001-2008 Magnus Manske, Brion Vibber, Lee Daniel Crocker,
+               Tim Starling, Erik Möller, Gabriel Wicke, Ævar Arnfjörð Bjarmason,
+               Niklas Laxström, Domas Mituzas, Rob Church and others.
+
                MediaWiki is free software; you can redistribute it and/or modify
                it under the terms of the GNU General Public License as published by
                the Free Software Foundation; either version 2 of the License, or
                (at your option) any later version.
-                
+
                MediaWiki is distributed in the hope that it will be useful,
                but WITHOUT ANY WARRANTY; without even the implied warranty of
                MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                GNU General Public License for more details.
-               
+
                You should have received [{{SERVER}}{{SCRIPTPATH}}/COPYING a copy of the GNU General Public License]
                along with this program; if not, write to the Free Software
-               Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-               or [http://www.gnu.org/copyleft/gpl.html read it online]
-               
-               * [http://www.mediawiki.org/ MediaWiki]: $wgVersion
-               * [http://www.php.net/ PHP]: " . phpversion() . " (" . php_sapi_name() . ")
-               * " . $dbr->getSoftwareLink() . ": " . $dbr->getServerVersion() . "
-               </div>";
-
-               return str_replace( "\t\t", '', $ret );
+               Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+               or [http://www.gnu.org/copyleft/gpl.html read it online].
+               ";
+
+               return str_replace( "\t\t", '', $ret ) . "\n";
+       }
+
+       /**
+        * @return wiki text showing the third party software versions (apache, php, mysql).
+        */
+       static function softwareInformation() {
+               $dbr = wfGetDB( DB_SLAVE );
+
+               return Xml::element( 'h2', array( 'id' => 'mw-version-software' ), wfMsg( 'version-software' ) ) .
+                       Xml::openElement( 'table', array( 'id' => 'sv-software' ) ) .
+                               "<tr>
+                                       <th>" . wfMsg( 'version-software-product' ) . "</th>
+                                       <th>" . wfMsg( 'version-software-version' ) . "</th>
+                               </tr>\n
+                               <tr>
+                                       <td>[http://www.mediawiki.org/ MediaWiki]</td>
+                                       <td>" . self::getVersion() . "</td>
+                               </tr>\n
+                               <tr>
+                                       <td>[http://www.php.net/ PHP]</td>
+                                       <td>" . phpversion() . " (" . php_sapi_name() . ")</td>
+                               </tr>\n
+                               <tr>
+                                       <td>" . $dbr->getSoftwareLink() . "</td>
+                                       <td>" . $dbr->getServerVersion() . "</td>
+                               </tr>\n" .
+                       Xml::closeElement( 'table' );
        }
 
+       /** Return a string of the MediaWiki version with SVN revision if available */
+       public static function getVersion() {
+               global $wgVersion, $IP;
+               wfProfileIn( __METHOD__ );
+               $svn = self::getSvnRevision( $IP );
+               $version = $svn ? "$wgVersion (r$svn)" : $wgVersion;
+               wfProfileOut( __METHOD__ );
+               return $version;
+       }
+
+       /** Generate wikitext showing extensions name, URL, author and description */
        function extensionCredits() {
-               global $wgExtensionCredits, $wgExtensionFunctions, $wgSkinExtensionFunction;
-               
-               if ( ! count( $wgExtensionCredits ) && ! count( $wgExtensionFunctions ) && ! count( $wgSkinExtensionFunction ) )
+               global $wgExtensionCredits, $wgExtensionFunctions, $wgParser, $wgSkinExtensionFunctions;
+
+               if ( ! count( $wgExtensionCredits ) && ! count( $wgExtensionFunctions ) && ! count( $wgSkinExtensionFunctions ) )
                        return '';
 
                $extensionTypes = array(
-                       'specialpage' => 'Special pages',
-                       'parserhook' => 'Parser hooks',
-                       'variable' => 'Variables',
-                       'other' => 'Other',
+                       'specialpage' => wfMsg( 'version-specialpages' ),
+                       'parserhook' => wfMsg( 'version-parserhooks' ),
+                       'variable' => wfMsg( 'version-variables' ),
+                       'media' => wfMsg( 'version-mediahandlers' ),
+                       'other' => wfMsg( 'version-other' ),
                );
-               wfRunHooks( 'SpecialVersionExtensionTypes', array( &$extensionTypes ) );
-               
-               $out = "\n* Extensions:\n";
+               wfRunHooks( 'SpecialVersionExtensionTypes', array( &$this, &$extensionTypes ) );
+
+               $out = Xml::element( 'h2', array( 'id' => 'mw-version-ext' ), wfMsg( 'version-extensions' ) ) .
+                       Xml::openElement( 'table', array( 'id' => 'sv-ext' ) );
+
                foreach ( $extensionTypes as $type => $text ) {
-                       if ( count( @$wgExtensionCredits[$type] ) ) {
-                               $out .= "** $text:\n";
+                       if ( isset ( $wgExtensionCredits[$type] ) && count ( $wgExtensionCredits[$type] ) ) {
+                               $out .= $this->openExtType( $text );
+
+                               usort( $wgExtensionCredits[$type], array( $this, 'compare' ) );
+
                                foreach ( $wgExtensionCredits[$type] as $extension ) {
-                                       wfSuppressWarnings();
                                        $out .= $this->formatCredits(
-                                               $extension['name'],
-                                               $extension['version'],
-                                               $extension['author'],
-                                               $extension['url'],
-                                               $extension['description']
+                                               isset ( $extension['name'] )           ? $extension['name']        : '',
+                                               isset ( $extension['version'] )        ? $extension['version']     : null,
+                                               isset ( $extension['author'] )         ? $extension['author']      : '',
+                                               isset ( $extension['url'] )            ? $extension['url']         : null,
+                                               isset ( $extension['description'] )    ? $extension['description'] : '',
+                                               isset ( $extension['descriptionmsg'] ) ? $extension['descriptionmsg'] : ''
                                        );
-                                       wfRestoreWarnings();
                                }
                        }
                }
 
                if ( count( $wgExtensionFunctions ) ) {
-                       $out .= "** Extension functions:\n";
-                       $out .= '***' . $this->langObj->listToText( $wgExtensionFunctions ) . "\n";
+                       $out .= $this->openExtType( wfMsg( 'version-extension-functions' ) );
+                       $out .= '<tr><td colspan="3">' . $this->listToText( $wgExtensionFunctions ) . "</td></tr>\n";
+               }
+
+               if ( $cnt = count( $tags = $wgParser->getTags() ) ) {
+                       for ( $i = 0; $i < $cnt; ++$i )
+                               $tags[$i] = "&lt;{$tags[$i]}&gt;";
+                       $out .= $this->openExtType( wfMsg( 'version-parser-extensiontags' ) );
+                       $out .= '<tr><td colspan="3">' . $this->listToText( $tags ). "</td></tr>\n";
                }
 
-               if ( count( $wgSkinExtensionFunction ) ) {
-                       $out .= "** Skin extension functions:\n";
-                       $out .= '***' . $this->langObj->listToText( $wgSkinExtensionFunction ) . "\n";
+               if( $cnt = count( $fhooks = $wgParser->getFunctionHooks() ) ) {
+                       $out .= $this->openExtType( wfMsg( 'version-parser-function-hooks' ) );
+                       $out .= '<tr><td colspan="3">' . $this->listToText( $fhooks ) . "</td></tr>\n";
                }
 
+               if ( count( $wgSkinExtensionFunctions ) ) {
+                       $out .= $this->openExtType( wfMsg( 'version-skin-extension-functions' ) );
+                       $out .= '<tr><td colspan="3">' . $this->listToText( $wgSkinExtensionFunctions ) . "</td></tr>\n";
+               }
+               $out .= Xml::closeElement( 'table' );
                return $out;
        }
 
-       function formatCredits( $name, $version = null, $author = null, $url = null, $description = null) {
-               $ret = '*** ';
-               if ( isset( $url ) )
-                       $ret .= "[$url ";
-               $ret .= "''$name";
-               if ( isset( $version ) )
-                       $ret .= " (version $version)";
-               $ret .= "''";
-               if ( isset( $url ) )
-                       $ret .= ']';
-               if ( isset( $description ) )
-                       $ret .= ', ' . $description;
-               if ( isset( $description ) && isset( $author ) )
-                       $ret .= ', ';
-               if ( isset( $author ) )
-                       $ret .= ' by ' . $this->langObj->listToText( (array)$author );
-
-               return htmlspecialchars( $ret ) . "\n";
+       /** Callback to sort extensions by type */
+       function compare( $a, $b ) {
+               global $wgLang;
+               if( $a['name'] === $b['name'] ) {
+                       return 0;
+               } else {
+                       return $wgLang->lc( $a['name'] ) > $wgLang->lc( $b['name'] )
+                               ? 1
+                               : -1;
+               }
+       }
+
+       function formatCredits( $name, $version = null, $author = null, $url = null, $description = null, $descriptionMsg = null ) {
+               $extension = isset( $url ) ? "[$url $name]" : $name;
+               $version = isset( $version ) ? "(" . wfMsg( 'version-version' ) . " $version)" : '';
+
+               # Look for a localized description
+               if( isset( $descriptionMsg ) ) {
+                       $msg = wfMsg( $descriptionMsg );
+                       if ( !wfEmptyMsg( $descriptionMsg, $msg ) && $msg != '' ) {
+                               $description = $msg;
+                       }
+               }
+
+               return "<tr>
+                               <td><em>$extension $version</em></td>
+                               <td>$description</td>
+                               <td>" . $this->listToText( (array)$author ) . "</td>
+                       </tr>\n";
        }
 
+       /**
+        * @return string
+        */
        function wgHooks() {
                global $wgHooks;
 
-               $ret = "* Hooks:\n";
-               foreach ($wgHooks as $hook => $hooks)
-                       $ret .= "** $hook: " . $this->langObj->listToText( $hooks ) . "\n";
+               if ( count( $wgHooks ) ) {
+                       $myWgHooks = $wgHooks;
+                       ksort( $myWgHooks );
+
+                       $ret = Xml::element( 'h2', array( 'id' => 'mw-version-hooks' ), wfMsg( 'version-hooks' ) ) .
+                               Xml::openElement( 'table', array( 'id' => 'sv-hooks' ) ) .
+                               "<tr>
+                                       <th>" . wfMsg( 'version-hook-name' ) . "</th>
+                                       <th>" . wfMsg( 'version-hook-subscribedby' ) . "</th>
+                               </tr>\n";
+
+                       foreach ( $myWgHooks as $hook => $hooks )
+                               $ret .= "<tr>
+                                               <td>$hook</td>
+                                               <td>" . $this->listToText( $hooks ) . "</td>
+                                       </tr>\n";
 
-               return $ret;
+                       $ret .= Xml::closeElement( 'table' );
+                       return $ret;
+               } else
+                       return '';
        }
 
+       private function openExtType($text, $name = null) {
+               $opt = array( 'colspan' => 3 );
+               $out = '';
+
+               if(!$this->firstExtOpened) {
+                       // Insert a spacing line
+                       $out .= '<tr class="sv-space">' . Xml::element( 'td', $opt ) . "</tr>\n";
+               }
+               $this->firstExtOpened = false;
+
+               if($name) { $opt['id'] = "sv-$name"; }
+
+               $out .= "<tr>" . Xml::element( 'th', $opt, $text) . "</tr>\n";
+               return $out;
+       }
+
+       /**
+        * @static
+        *
+        * @return string
+        */
        function IPInfo() {
-               $ip =  str_replace( '--', ' - - ', htmlspecialchars( wfGetIP() ) );
-               return "<!-- visited from $ip -->\n";
+               $ip =  str_replace( '--', ' - ', htmlspecialchars( wfGetIP() ) );
+               return "<!-- visited from $ip -->\n" .
+                       "<span style='display:none'>visited from $ip</span>";
        }
+
+       /**
+        * @param array $list
+        * @return string
+        */
+       function listToText( $list ) {
+               $cnt = count( $list );
+
+               if ( $cnt == 1 ) {
+                       // Enforce always returning a string
+                       return (string)$this->arrayToString( $list[0] );
+               } elseif ( $cnt == 0 ) {
+                       return '';
+               } else {
+                       sort( $list );
+                       $t = array_slice( $list, 0, $cnt - 1 );
+                       $one = array_map( array( &$this, 'arrayToString' ), $t );
+                       $two = $this->arrayToString( $list[$cnt - 1] );
+                       $and = wfMsg( 'and' );
+
+                       return implode( ', ', $one ) . " $and $two";
+               }
+       }
+
+       /**
+        * @static
+        *
+        * @param mixed $list Will convert an array to string if given and return
+        *                    the paramater unaltered otherwise
+        * @return mixed
+        */
+       function arrayToString( $list ) {
+               if( is_object( $list ) ) {
+                       $class = get_class( $list );
+                       return "($class)";
+               } elseif ( ! is_array( $list ) ) {
+                       return $list;
+               } else {
+                       $class = get_class( $list[0] );
+                       return "($class, {$list[1]})";
+               }
+       }
+
+       /**
+        * Retrieve the revision number of a Subversion working directory.
+        *
+        * @param string $dir
+        * @return mixed revision number as int, or false if not a SVN checkout
+        */
+       public static function getSvnRevision( $dir ) {
+               // http://svnbook.red-bean.com/nightly/en/svn.developer.insidewc.html
+               $entries = $dir . '/.svn/entries';
+
+               if( !file_exists( $entries ) ) {
+                       return false;
+               }
+
+               $content = file( $entries );
+
+               // check if file is xml (subversion release <= 1.3) or not (subversion release = 1.4)
+               if( preg_match( '/^<\?xml/', $content[0] ) ) {
+                       // subversion is release <= 1.3
+                       if( !function_exists( 'simplexml_load_file' ) ) {
+                               // We could fall back to expat... YUCK
+                               return false;
+                       }
+
+                       // SimpleXml whines about the xmlns...
+                       wfSuppressWarnings();
+                       $xml = simplexml_load_file( $entries );
+                       wfRestoreWarnings();
+
+                       if( $xml ) {
+                               foreach( $xml->entry as $entry ) {
+                                       if( $xml->entry[0]['name'] == '' ) {
+                                               // The directory entry should always have a revision marker.
+                                               if( $entry['revision'] ) {
+                                                       return intval( $entry['revision'] );
+                                               }
+                                       }
+                               }
+                       }
+                       return false;
+               } else {
+                       // subversion is release 1.4
+                       return intval( $content[3] );
+               }
+       }
+
+       /**#@-*/
 }
-?>
+
+/**#@-*/
+
+