convert "::1" and other pseudo-IPv6 addresses that Apache may throw at us to their...
[lhc/web/wiklou.git] / includes / SpecialVersion.php
index 097d38b..8744597 100644 (file)
@@ -1,12 +1,14 @@
 <?php
 /**#@+
- * Give information about the version of MediaWiki, PHP, server software, the DB and extensions
+ * Give information about the version of MediaWiki, PHP, the DB and extensions
  *
  * @package MediaWiki
  * @subpackage SpecialPage
  *
- * @authors Ævar Arnfjörð Bjarmason <avarab@gmail.com>, Rob Church <robchur@gmail.com>
- * @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason, Rob Church
+ * @bug 2019, 4531
+ *
+ * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
+ * @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason
  * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
  */
 
@@ -19,87 +21,71 @@ function wfSpecialVersion() {
 }
 
 class SpecialVersion {
-       /**
-        * @var object
-        * @access private
-        */
-       var $langObj;
-       
-       /**
-        * Constructor
-        */
-       function SpecialVersion() {
-               # Force to English language
-               $this->langObj = setupLangObj( 'LanguageEn' );
-               $this->langObj->initEncoding();
-       }
-
        /**
         * main()
         */
        function execute() {
                global $wgOut;
-               
+
+               $wgOut->addHTML( '<div dir="ltr">' );
                $wgOut->addWikiText(
                        $this->MediaWikiCredits() .
                        $this->extensionCredits() .
                        $this->wgHooks()
                );
                $wgOut->addHTML( $this->IPInfo() );
+               $wgOut->addHTML( '</div>' );
        }
 
        /**#@+
-        * @access private
+        * @private
         */
-       
+
        /**
         * @static
         */
        function MediaWikiCredits() {
-               global $wgVersion;
-               
+               $version = self::getVersion();
                $dbr =& wfGetDB( DB_SLAVE );
-               
+
                $ret =
                "__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) 2001-2006 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.
+               Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
                or [http://www.gnu.org/copyleft/gpl.html read it online]
-               
-               * [http://www.mediawiki.org/ MediaWiki]: $wgVersion
+
+               * [http://www.mediawiki.org/ MediaWiki]: $version
                * [http://www.php.net/ PHP]: " . phpversion() . " (" . php_sapi_name() . ")
-               * " . $this->getServerSoftware() . "
-               * " . $dbr->getSoftwareLink() . ": " . $dbr->getServerVersion() . "
-               </div>";
+               * " . $dbr->getSoftwareLink() . ": " . $dbr->getServerVersion();
 
                return str_replace( "\t\t", '', $ret );
        }
-
-       function getServerSoftware() {
-               # Return tweaked version of $_SERVER['SERVER_SOFTWARE']
-               $osver = explode( ' ', $_SERVER['SERVER_SOFTWARE'] );
-               return( count( $osver ) > 1 ? $osver[0] . ' ' . $osver[1] : $osver[0] );
+       
+       public static function getVersion() {
+               global $wgVersion, $IP;
+               $svn = self::getSvnRevision( $IP );
+               return $svn ? "$wgVersion (r$svn)" : $wgVersion;
        }
 
        function extensionCredits() {
-               global $wgExtensionCredits, $wgExtensionFunctions, $wgSkinExtensionFunction;
-               
+               global $wgExtensionCredits, $wgExtensionFunctions, $wgParser, $wgSkinExtensionFunction;
+
                if ( ! count( $wgExtensionCredits ) && ! count( $wgExtensionFunctions ) && ! count( $wgSkinExtensionFunction ) )
                        return '';
 
@@ -110,14 +96,14 @@ class SpecialVersion {
                        'other' => 'Other',
                );
                wfRunHooks( 'SpecialVersionExtensionTypes', array( &$this, &$extensionTypes ) );
-               
+
                $out = "\n* Extensions:\n";
                foreach ( $extensionTypes as $type => $text ) {
                        if ( count( @$wgExtensionCredits[$type] ) ) {
                                $out .= "** $text:\n";
-                               
+
                                usort( $wgExtensionCredits[$type], array( $this, 'compare' ) );
-                               
+
                                foreach ( $wgExtensionCredits[$type] as $extension ) {
                                        wfSuppressWarnings();
                                        $out .= $this->formatCredits(
@@ -134,12 +120,24 @@ class SpecialVersion {
 
                if ( count( $wgExtensionFunctions ) ) {
                        $out .= "** Extension functions:\n";
-                       $out .= '***' . $this->langObj->listToText( $wgExtensionFunctions ) . "\n";
+                       $out .= '***' . $this->listToText( $wgExtensionFunctions ) . "\n";
+               }
+
+               if ( $cnt = count( $tags = $wgParser->getTags() ) ) {
+                       for ( $i = 0; $i < $cnt; ++$i )
+                               $tags[$i] = "&lt;{$tags[$i]}&gt;";
+                       $out .= "** Parser extension tags:\n";
+                       $out .= '***' . $this->listToText( $tags ). "\n";
+               }
+               
+               if( $cnt = count( $fhooks = $wgParser->getFunctionHooks() ) ) {
+                       $out .= "** Parser function hooks:\n";
+                       $out .= '***' . $this->listToText( $fhooks ) . "\n";
                }
 
                if ( count( $wgSkinExtensionFunction ) ) {
                        $out .= "** Skin extension functions:\n";
-                       $out .= '***' . $this->langObj->listToText( $wgSkinExtensionFunction ) . "\n";
+                       $out .= '***' . $this->listToText( $wgSkinExtensionFunction ) . "\n";
                }
 
                return $out;
@@ -149,7 +147,7 @@ class SpecialVersion {
                if ( $a['name'] === $b['name'] )
                        return 0;
                else
-                       return $this->langObj->lc( $a['name'] ) > $this->langObj->lc( $b['name'] ) ? 1 : -1;
+                       return Language::lc( $a['name'] ) > Language::lc( $b['name'] ) ? 1 : -1;
        }
 
        function formatCredits( $name, $version = null, $author = null, $url = null, $description = null) {
@@ -167,32 +165,126 @@ class SpecialVersion {
                if ( isset( $description ) && isset( $author ) )
                        $ret .= ', ';
                if ( isset( $author ) )
-                       $ret .= ' by ' . $this->langObj->listToText( (array)$author );
+                       $ret .= ' by ' . $this->listToText( (array)$author );
 
                return "$ret\n";
        }
 
+       /**
+        * @return string
+        */
        function wgHooks() {
                global $wgHooks;
 
-               $myWgHooks = $wgHooks;
-               ksort( $myWgHooks );
-
-               $ret = "* Hooks:\n";
-               foreach ($myWgHooks as $hook => $hooks)
-                       $ret .= "** $hook:" . $this->langObj->listToText( $hooks ) . "\n";
-               
-               return $ret;
+               if ( count( $wgHooks ) ) {
+                       $myWgHooks = $wgHooks;
+                       ksort( $myWgHooks );
+                       
+                       $ret = "* Hooks:\n";
+                       foreach ($myWgHooks as $hook => $hooks)
+                               $ret .= "** $hook: " . $this->listToText( $hooks ) . "\n";
+                       
+                       return $ret;
+               } else
+                       return '';
        }
 
        /**
         * @static
+        *
+        * @return string
         */
        function IPInfo() {
                $ip =  str_replace( '--', ' - ', htmlspecialchars( wfGetIP() ) );
-               return "<!-- visited from $ip -->\n";
+               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] );
+           else {
+                       $t = array_slice( $list, 0, $cnt - 1 );
+                       $one = array_map( array( &$this, 'arrayToString' ), $t );
+                       $two = $this->arrayToString( $list[$cnt - 1] );
+                       
+                       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_array( $list ) )
+                       return $list;
+               else {
+                       $class = get_class( $list[0] );
+                       return "($class, {$list[1]})";
+               }
+       }
+
+       /**
+        * Retrieve the revision number of a Subversion working directory.
+        * 
+        * @bug 7335
+        *
+        * @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] );
+               }
+
+               return false;
+       }
+
        /**#@-*/
 }