use newer spec for html5 metadata
[lhc/web/wiklou.git] / includes / Skin.php
index 6ff984b..17da161 100644 (file)
@@ -62,7 +62,7 @@ class Skin extends Linker {
                }
                return $wgValidSkinNames;
        }
-       
+
        /**
         * Fetch the list of usable skins in regards to $wgSkipSkins.
         * Useful for Special:Preferences and other places where you
@@ -277,7 +277,7 @@ class Skin extends Linker {
                $this->userpage = $wgUser->getUserPage()->getPrefixedText();
                $this->usercss = false;
        }
-       
+
        /**
         * Set the title
         * @param Title $t The title to use
@@ -285,7 +285,7 @@ class Skin extends Linker {
        public function setTitle( $t ) {
                $this->mTitle = $t;
        }
-       
+
        /** Get the title */
        public function getTitle() {
                return $this->mTitle;
@@ -319,7 +319,7 @@ class Skin extends Linker {
                $out->out( $out->mBodytext . "\n" );
 
                $out->out( $this->afterContent() );
-               
+
                $out->out( $afterContent );
 
                $out->out( $this->bottomScripts() );
@@ -331,44 +331,42 @@ class Skin extends Linker {
        }
 
        static function makeVariablesScript( $data ) {
-               global $wgJsMimeType;
-
-               $doneFirstVar = false;
-               $r = array( "<script type=\"$wgJsMimeType\">/*<![CDATA[*/\n" );
-               foreach ( $data as $name => $value ) {
-                       $encValue = Xml::encodeJsVar( $value );
-                       if ( $doneFirstVar )
-                               $r[] = ",\n$name=$encValue";
-                       else {
-                               $r[] = "var $name=$encValue";
-                               $doneFirstVar = true;
-                       }
+               if( $data ) {
+                       $r = array();
+                       foreach ( $data as $name => $value ) {
+                               $encValue = Xml::encodeJsVar( $value );
+                               $r[] = "$name=$encValue";
+                       }
+                       $js = 'var ' . implode( ",\n", $r ) . ';';
+                       return Html::inlineScript( "\n$js\n" );
+               } else {
+                       return '';
                }
-               # No need for ; since the script is terminating
-               $r[] = "\n/*]]>*/</script>\n";
-
-               return implode( $r );
        }
 
        /**
         * Make a <script> tag containing global variables
-        * @param array $data Associative array containing one element:
-        *     skinname => the skin name
+        * @param $skinName string Name of the skin
         * The odd calling convention is for backwards compatibility
         * @TODO @FIXME Make this not depend on $wgTitle!
         */
-       static function makeGlobalVariablesScript( $data ) {
-               global $wgScript, $wgTitle, $wgStylePath, $wgUser;
-               global $wgArticlePath, $wgScriptPath, $wgServer, $wgContLang, $wgLang, $wgVariant;
-               global $wgCanonicalNamespaceNames, $wgOut, $wgArticle;
+       static function makeGlobalVariablesScript( $skinName ) {
+               if ( is_array( $skinName ) ) {
+                       # Weird back-compat stuff.
+                       $skinName = $skinName['skinname'];
+               }
+               global $wgScript, $wgTitle, $wgStylePath, $wgUser, $wgScriptExtension;
+               global $wgArticlePath, $wgScriptPath, $wgServer, $wgContLang, $wgLang;
+               global $wgOut, $wgArticle;
                global $wgBreakFrames, $wgRequest, $wgVariantArticlePath, $wgActionPaths;
                global $wgUseAjax, $wgAjaxWatch;
                global $wgVersion, $wgEnableAPI, $wgEnableWriteAPI;
                global $wgRestrictionTypes, $wgLivePreview;
                global $wgMWSuggestTemplate, $wgDBname, $wgEnableMWSuggest;
+               global $wgSitename, $wgEnableIframeApiProxy, $wgEnableJS2system;
 
                $ns = $wgTitle->getNamespace();
-               $nsname = isset( $wgCanonicalNamespaceNames[ $ns ] ) ? $wgCanonicalNamespaceNames[ $ns ] : $wgTitle->getNsText();
+               $nsname = MWNamespace::exists( $ns ) ? MWNamespace::getCanonicalName( $ns ) : $wgTitle->getNsText();
                $separatorTransTable = $wgContLang->separatorTransformTable();
                $separatorTransTable = $separatorTransTable ? $separatorTransTable : array();
                $compactSeparatorTransTable = array(
@@ -382,17 +380,21 @@ class Skin extends Linker {
                        implode( "\t", $digitTransTable ),
                );
 
+               $mainPage = Title::newFromText( wfMsgForContent( 'mainpage' ) );
                $vars = array(
-                       'skin' => $data['skinname'],
+                       'skin' => $skinName,
                        'stylepath' => $wgStylePath,
+                       'urlprotocols' => wfUrlProtocols(),
                        'wgArticlePath' => $wgArticlePath,
                        'wgScriptPath' => $wgScriptPath,
+                       'wgScriptExtension' => $wgScriptExtension,
                        'wgScript' => $wgScript,
                        'wgVariantArticlePath' => $wgVariantArticlePath,
                        'wgActionPaths' => (object)$wgActionPaths,
                        'wgServer' => $wgServer,
                        'wgCanonicalNamespace' => $nsname,
-                       'wgCanonicalSpecialPageName' => SpecialPage::resolveAlias( $wgTitle->getDBkey() ),
+                       'wgCanonicalSpecialPageName' => $ns == NS_SPECIAL ?
+                               SpecialPage::resolveAlias( $wgTitle->getDBkey() ) : false, # bug 21115
                        'wgNamespaceNumber' => $wgTitle->getNamespace(),
                        'wgPageName' => $wgTitle->getPrefixedDBKey(),
                        'wgTitle' => $wgTitle->getText(),
@@ -401,7 +403,6 @@ class Skin extends Linker {
                        'wgIsArticle' => $wgOut->isArticle(),
                        'wgUserName' => $wgUser->isAnon() ? NULL : $wgUser->getName(),
                        'wgUserGroups' => $wgUser->isAnon() ? NULL : $wgUser->getEffectiveGroups(),
-                       'wgUserVariant' => $wgVariant->getCode(),
                        'wgUserLanguage' => $wgLang->getCode(),
                        'wgContentLanguage' => $wgContLang->getCode(),
                        'wgBreakFrames' => $wgBreakFrames,
@@ -411,11 +412,22 @@ class Skin extends Linker {
                        'wgEnableWriteAPI' => $wgEnableWriteAPI,
                        'wgSeparatorTransformTable' => $compactSeparatorTransTable,
                        'wgDigitTransformTable' => $compactDigitTransTable,
+                       'wgMainPageTitle' => $mainPage ? $mainPage->getPrefixedText() : null,
+                       'wgFormattedNamespaces' => $wgContLang->getFormattedNamespaces(),
+                       'wgNamespaceIds' => $wgContLang->getNamespaceIds(),
+                       'wgSiteName' => $wgSitename,
                );
-               if ( !( $wgContLang->hasVariants() ) ) {
-                       unset( $vars['wgUserVariant'] );
+               if ( $wgContLang->hasVariants() ) {
+                       $vars['wgUserVariant'] = $wgContLang->getPreferredVariant();
+               }
+
+               //if on upload page output the extension list & js_upload
+               if( SpecialPage::resolveAlias( $wgTitle->getDBkey() ) ==  "Upload" ) {
+                       global $wgFileExtensions, $wgAjaxUploadInterface;
+                       $vars['wgFileExtensions'] = $wgFileExtensions;
+                       $vars['wgAjaxUploadInterface'] = $wgAjaxUploadInterface;
                }
-               
+
                if( $wgUseAjax && $wgEnableMWSuggest && !$wgUser->getOption( 'disablesuggest', false ) ){
                        $vars['wgMWSuggestTemplate'] = SearchEngine::getMWSuggestTemplate();
                        $vars['wgDBname'] = $wgDBname;
@@ -433,6 +445,17 @@ class Skin extends Linker {
                        $vars['wgLivepreviewMessageError']   = wfMsg( 'livepreview-error' );
                }
 
+               //add api proxy var and script link if on the special proxy page:
+               if( $wgEnableJS2system &&
+                       $wgTitle->getNamespace() == NS_MEDIAWIKI &&
+                       $wgTitle->getDBKey() == 'ApiProxy' )
+               {
+                       $vars['wgEnableIframeApiProxy'] = $wgEnableIframeApiProxy;                      
+                       //also add the apiProxy Page script if we are on that page
+                       if( $wgEnableIframeApiProxy )
+                               $wgOut->addScriptClass( 'apiProxyPage' );
+               }
+
                if ( $wgOut->isArticleRelated() && $wgUseAjax && $wgAjaxWatch && $wgUser->isLoggedIn() ) {
                        $msgs = (object)array();
                        foreach ( array( 'watch', 'unwatch', 'watching', 'unwatching' ) as $msgName ) {
@@ -447,31 +470,6 @@ class Skin extends Linker {
                return self::makeVariablesScript( $vars );
        }
 
-       function getHeadScripts( $allowUserJs ) {
-               global $wgStylePath, $wgUser, $wgJsMimeType, $wgStyleVersion;
-
-               $vars = self::makeGlobalVariablesScript( array( 'skinname' => $this->getSkinName() ) );
-
-               $r = array( "<script type=\"{$wgJsMimeType}\" src=\"{$wgStylePath}/common/wikibits.js?$wgStyleVersion\"></script>" );
-               global $wgUseSiteJs;
-               if( $wgUseSiteJs ) {
-                       $jsCache = $wgUser->isLoggedIn() ? '&smaxage=0' : '';
-                       $r[] = "<script type=\"$wgJsMimeType\" src=\"".
-                               htmlspecialchars( self::makeUrl( '-',
-                                       "action=raw$jsCache&gen=js&useskin=" .
-                                       urlencode( $this->getSkinName() ) ) ) .
-                               "\"><!-- site js --></script>";
-               }
-               if( $allowUserJs && $wgUser->isLoggedIn() ) {
-                       $userpage = $wgUser->getUserPage();
-                       $userjs = htmlspecialchars( self::makeUrl(
-                               $userpage->getPrefixedText().'/'.$this->getSkinName().'.js',
-                               'action=raw&ctype='.$wgJsMimeType ) );
-                       $r[] = '<script type="'.$wgJsMimeType.'" src="'.$userjs."\"></script>";
-               }
-               return $vars . "\t\t" . implode ( "\n\t\t", $r );
-       }
-
        /**
         * To make it harder for someone to slip a user a fake
         * user-JavaScript or user-CSS preview, a random token
@@ -481,16 +479,17 @@ class Skin extends Linker {
         *
         * @param string $action
         * @return bool
-        * @private
         */
-       function userCanPreview( $action ) {
+       public function userCanPreview( $action ) {
                global $wgRequest, $wgUser;
 
                if( $action != 'submit' )
                        return false;
                if( !$wgRequest->wasPosted() )
                        return false;
-               if( !$this->mTitle->userCanEditCssJsSubpage() )
+               if( !$this->mTitle->userCanEditCssSubpage() )
+                       return false;
+               if( !$this->mTitle->userCanEditJsSubpage() )
                        return false;
                return $wgUser->matchEditToken(
                        $wgRequest->getVal( 'wpEditToken' ) );
@@ -507,15 +506,20 @@ class Skin extends Linker {
         * top.  For now Monobook.js will be maintained, but it should be consi-
         * dered deprecated.
         *
+        * @param $force_skin string If set, overrides the skin name
+        *
         * @return string
         */
-       public function generateUserJs() {
+       public function generateUserJs( $skinName = null ) {
                global $wgStylePath;
 
                wfProfileIn( __METHOD__ );
+               if( !$skinName ) {
+                       $skinName =     $this->getSkinName();
+               }
 
                $s = "/* generated javascript */\n";
-               $s .= "var skin = '" . Xml::escapeJsString( $this->getSkinName() ) . "';\n";
+               $s .= "var skin = '" . Xml::escapeJsString($skinName ) . "';\n";
                $s .= "var stylepath = '" . Xml::escapeJsString( $wgStylePath ) . "';";
                $s .= "\n\n/* MediaWiki:Common.js */\n";
                $commonJs = wfMsgForContent( 'common.js' );
@@ -523,10 +527,10 @@ class Skin extends Linker {
                        $s .= $commonJs;
                }
 
-               $s .= "\n\n/* MediaWiki:".ucfirst( $this->getSkinName() ).".js */\n";
+               $s .= "\n\n/* MediaWiki:".ucfirst( $skinName ).".js */\n";
                // avoid inclusion of non defined user JavaScript (with custom skins only)
                // by checking for default message content
-               $msgKey = ucfirst( $this->getSkinName() ).'.js';
+               $msgKey = ucfirst( $skinName ) . '.js';
                $userJS = wfMsgForContent( $msgKey );
                if ( !wfEmptyMsg( $msgKey, $userJS ) ) {
                        $s .= $userJS;
@@ -546,7 +550,7 @@ class Skin extends Linker {
                wfProfileOut( __METHOD__ );
                return $s;
        }
-       
+
        /**
         * Split for easier subclassing in SkinSimple, SkinStandard and SkinCologneBlue
         */
@@ -584,6 +588,10 @@ END;
                if( !$wgUser->getOption( 'editsection' ) ) {
                        $s .= ".editsection { display: none; }\n";
                }
+               $fontstyle = $wgUser->getOption( 'editfont' );
+               if ( $fontstyle !== 'default' ) {
+                       $s .= "textarea { font-family: $fontstyle; }\n";
+               }
                return $s;
        }
 
@@ -604,8 +612,8 @@ END;
                );
 
                // Add any extension CSS
-               foreach( $out->getExtStyle() as $tag ) {
-                       $out->addStyle( $tag['href'] );
+               foreach ( $out->getExtStyle() as $url ) {
+                       $out->addStyle( $url );
                }
 
                // If we use the site's dynamic CSS, throw that in, too
@@ -644,9 +652,8 @@ END;
                        $action = $wgRequest->getVal( 'action' );
                        # If we're previewing the CSS page, use it
                        if( $this->mTitle->isCssSubpage() && $this->userCanPreview( $action ) ) {
-                               $previewCss = $wgRequest->getText( 'wpTextbox1' );
                                // @FIXME: properly escape the cdata!
-                               $this->usercss = "/*<![CDATA[*/\n" . $previewCss . "/*]]>*/";
+                               $out->addInlineStyle( $wgRequest->getText( 'wpTextbox1' ) );
                        } else {
                                $out->addStyle( self::makeUrl( $this->userpage . '/' . $this->getSkinName() .'.css',
                                        'action=raw&ctype=text/css' ) );
@@ -685,12 +692,12 @@ END;
                $a['onload'] = $wgOut->getOnloadHandler();
                $a['class'] =
                        'mediawiki' .
-                       ' '.( $wgContLang->isRTL() ? 'rtl' : 'ltr' ).
+                       ' '.( $wgContLang->getDir() ).
                        ' '.$this->getPageClasses( $this->mTitle ) .
                        ' skin-'. Sanitizer::escapeClass( $this->getSkinName() );
                return $a;
        }
-       
+
        function getPageClasses( $title ) {
                $numeric = 'ns-'.$title->getNamespace();
                if( $title->getNamespace() == NS_SPECIAL ) {
@@ -749,13 +756,13 @@ END;
                } elseif( $left ) {
                        $s .= $this->getQuickbarCompensator( $rows );
                }
-               $l = $wgContLang->isRTL() ? 'right' : 'left';
+               $l = $wgContLang->alignStart();
                $s .= "<td {$borderhack} align='$l' valign='top'>\n";
 
                $s .= $this->topLinks();
                $s .= "<p class='subtitle'>" . $this->pageTitleLinks() . "</p>\n";
 
-               $r = $wgContLang->isRTL() ? 'left' : 'right';
+               $r = $wgContLang->alignEnd();
                $s .= "</td>\n<td {$borderhack} valign='top' align='$r' nowrap='nowrap'>";
                $s .= $this->nameAndLogin();
                $s .= "\n<br />" . $this->searchForm() . "</td>";
@@ -793,7 +800,7 @@ END;
 
                // Use Unicode bidi embedding override characters,
                // to make sure links don't smash each other up in ugly ways.
-               $dir = $wgContLang->isRTL() ? 'rtl' : 'ltr';
+               $dir = $wgContLang->getDir();
                $embed = "<span dir='$dir'>";
                $pop = '</span>';
 
@@ -868,18 +875,21 @@ END;
        }
 
        function getCategories() {
-               $catlinks=$this->getCategoryLinks();
+               $catlinks = $this->getCategoryLinks();
 
                $classes = 'catlinks';
 
-               if( strpos( $catlinks, '<div id="mw-normal-catlinks">' ) === false &&
-                       strpos( $catlinks, '<div id="mw-hidden-catlinks" class="mw-hidden-cats-hidden">' ) !== false ) {
+               // Check what we're showing
+               global $wgOut, $wgUser;
+               $allCats = $wgOut->getCategoryLinks();
+               $showHidden = $wgUser->getBoolOption( 'showhiddencats' ) ||
+                                               $this->mTitle->getNamespace() == NS_CATEGORY;
+
+               if( empty($allCats['normal']) && !( !empty($allCats['hidden']) && $showHidden ) ) {
                        $classes .= ' catlinks-allhidden';
                }
 
-               if( !empty( $catlinks ) ){
-                       return "<div id='catlinks' class='$classes'>{$catlinks}</div>";
-               }
+               return "<div id='catlinks' class='$classes'>{$catlinks}</div>";
        }
 
        function getQuickbarCompensator( $rows = 1 ) {
@@ -929,13 +939,48 @@ END;
        protected function generateDebugHTML() {
                global $wgShowDebug, $wgOut;
                if ( $wgShowDebug ) {
-                       $listInternals = str_replace( "\n", "</li>\n<li>", htmlspecialchars( $wgOut->mDebugtext ) );
-                       return "\n<hr>\n<strong>Debug data:</strong><ul style=\"font-family:monospace;\"><li>" .
-                               $listInternals . "</li></ul>\n";
+                       $listInternals = $this->formatDebugHTML( $wgOut->mDebugtext );
+                       return "\n<hr />\n<strong>Debug data:</strong><ul style=\"font-family:monospace;\" id=\"mw-debug-html\">" .
+                               $listInternals . "</ul>\n";
                }
                return '';
        }
 
+       private function formatDebugHTML( $debugText ) {
+               $lines = explode( "\n", $debugText );
+               $curIdent = 0;
+               $ret = '<li>';
+               foreach( $lines as $line ) {
+                       $m = array();
+                       $display = ltrim( $line );
+                       $ident = strlen( $line ) - strlen( $display );
+                       $diff = $ident - $curIdent;
+
+                       if ( $display == '' )
+                               $display = "\xc2\xa0";
+
+                       if ( !$ident && $diff < 0 && substr( $display, 0, 9 ) != 'Entering ' && substr( $display, 0, 8 ) != 'Exiting ' ) {
+                               $ident = $curIdent;
+                               $diff = 0;
+                               $display = '<span style="background:yellow;">' . htmlspecialchars( $display ) . '</span>';
+                       } else {
+                               $display = htmlspecialchars( $display );
+                       }
+
+                       if ( $diff < 0 )
+                               $ret .= str_repeat( "</li></ul>\n", -$diff ) . "</li><li>\n";
+                       elseif ( $diff == 0 )
+                               $ret .= "</li><li>\n";
+                       else
+                               $ret .= str_repeat( "<ul><li>\n", $diff );
+                       $ret .= $display . "\n";
+
+                       $curIdent = $ident;
+               }
+               $ret .= str_repeat( '</li></ul>', $curIdent ) . '</li>';
+               return $ret;
+       }
+
        /**
         * This gets called shortly before the </body> tag.
         * @return String HTML to be put before </body>
@@ -950,8 +995,7 @@ END;
         * @return String HTML-wrapped JS code to be put before </body>
         */
        function bottomScripts() {
-               global $wgJsMimeType;
-               $bottomScriptText = "\n\t\t<script type=\"$wgJsMimeType\">if (window.runOnloadHook) runOnloadHook();</script>\n";
+               $bottomScriptText = "\n" . Html::inlineScript( 'if (window.runOnloadHook) runOnloadHook();' ) . "\n";
                wfRunHooks( 'SkinAfterBottomScripts', array( $this, &$bottomScriptText ) );
                return $bottomScriptText;
        }
@@ -1073,9 +1117,13 @@ END;
        function printableLink() {
                global $wgOut, $wgFeedClasses, $wgRequest, $wgLang;
 
-               $printurl = $wgRequest->escapeAppendQuery( 'printable=yes' );
+               $s = array();
+
+               if ( !$wgOut->isPrintable() ) {
+                       $printurl = $wgRequest->escapeAppendQuery( 'printable=yes' );
+                       $s[] = "<a href=\"$printurl\" rel=\"alternate\">" . wfMsg( 'printableversion' ) . '</a>';
+               }
 
-               $s[] = "<a href=\"$printurl\" rel=\"alternate\">" . wfMsg( 'printableversion' ) . '</a>';
                if( $wgOut->isSyndicated() ) {
                        foreach( $wgFeedClasses as $format => $class ) {
                                $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
@@ -1355,7 +1403,7 @@ END;
                                        $element[] = $this->emailUserLink();
                                }
                        }
-                       
+
                        $s = implode( $element, $sep );
 
                        if ( $this->mTitle->getArticleId() ) {
@@ -1444,8 +1492,9 @@ END;
                        return $out;
                }
                // Allow for site and per-namespace customization of copyright notice.
-               wfRunHooks( 'SkinCopyrightFooter', array( $wgArticle->getTitle(), $type, &$msg, &$link ) );
-               
+               if( isset($wgArticle) )
+                       wfRunHooks( 'SkinCopyrightFooter', array( $wgArticle->getTitle(), $type, &$msg, &$link ) );
+
                $out .= wfMsgForContent( $msg, $link );
                return $out;
        }
@@ -1462,7 +1511,7 @@ END;
                                $out .= '<a href="'.$url.'">';
                        }
                        $text = htmlspecialchars( $wgRightsText );
-                       $out .= "<img src=\"$icon\" alt='$text' />";
+                       $out .= "<img src=\"$icon\" alt=\"$text\" width=\"88\" height=\"31\" />";
                        if ( $wgRightsUrl ) {
                                $out .= '</a>';
                        }
@@ -1473,13 +1522,13 @@ END;
        function getPoweredBy() {
                global $wgStylePath;
                $url = htmlspecialchars( "$wgStylePath/common/images/poweredby_mediawiki_88x31.png" );
-               $img = '<a href="http://www.mediawiki.org/"><img src="'.$url.'" alt="Powered by MediaWiki" /></a>';
+               $img = '<a href="http://www.mediawiki.org/"><img src="'.$url.'" height="31" width="88" alt="Powered by MediaWiki" /></a>';
                return $img;
        }
 
        function lastModified() {
                global $wgLang, $wgArticle;
-               if( $this->mRevisionId ) {
+               if( $this->mRevisionId && $this->mRevisionId != $wgArticle->getLatest()) {
                        $timestamp = Revision::getTimestampFromId( $wgArticle->getTitle(), $this->mRevisionId );
                } else {
                        $timestamp = $wgArticle->getTimestamp();
@@ -1554,15 +1603,6 @@ END;
                return $s;
        }
 
-       function copyrightLink() {
-               $title = Title::newFromText( wfMsgForContent( 'copyrightpage' ) );
-               $s = $this->linkKnown(
-                       $title,
-                       wfMsg( 'copyrightpagename' )
-               );
-               return $s;
-       }
-
        private function footerLink ( $desc, $page ) {
                // if the link description has been set to "-" in the default language,
                if ( wfMsgForContent( $desc )  == '-') {
@@ -1627,7 +1667,7 @@ END;
        function editUrlOptions() {
                global $wgArticle;
 
-               $options = array( 'action' => 'edit' ); 
+               $options = array( 'action' => 'edit' );
 
                if( $this->mRevisionId && ! $wgArticle->isCurrent() ) {
                        $options['oldid'] = intval( $this->mRevisionId );
@@ -1716,7 +1756,7 @@ END;
                                SpecialPage::getTitleFor( 'Movepage' ),
                                wfMsg( 'movethispage' ),
                                array(),
-                               array( 'target' => $this->mTitle->getPrefixedURL() ),
+                               array( 'target' => $this->mTitle->getPrefixedDBkey() ),
                                array( 'known', 'noclasses' )
                        );
                } else {
@@ -1817,7 +1857,7 @@ END;
                        $text = $wgContLang->getLanguageName( $nt->getInterwiki() );
 
                        if ( '' == $text ) { $text = $l; }
-                       $style = $this->getExternalLinkAttributes( $l, $text );
+                       $style = $this->getExternalLinkAttributes();
                        $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
                }
                if( $wgContLang->isRTL() ) $s .= '</span>';
@@ -2051,4 +2091,16 @@ END;
                wfProfileOut( __METHOD__ );
                return $bar;
        }
+
+       /**
+        * Should we include common/wikiprintable.css?  Skins that have their own
+        * print stylesheet should override this and return false.  (This is an
+        * ugly hack to get Monobook to play nicely with
+        * OutputPage::headElement().)
+        *
+        * @return bool
+        */
+       public function commonPrintStylesheet() {
+               return true;
+       }
 }