X-Git-Url: http://git.cyclocoop.org/?a=blobdiff_plain;f=includes%2FRawPage.php;h=6a552a50327c05f04cde297d803cbf7881ab514b;hb=b8880963ce764fa363072dc76cc698e809a93238;hp=899de6d801965215b2d3c5b07c8ab56a1f6fb57d;hpb=36a6d48bdef37796a2e11f3158b5f663a5eaa503;p=lhc%2Fweb%2Fwiklou.git diff --git a/includes/RawPage.php b/includes/RawPage.php index 899de6d801..6a552a5032 100644 --- a/includes/RawPage.php +++ b/includes/RawPage.php @@ -1,124 +1,228 @@ - * http://www.aulinx.de/ - * Based on PageHistory and SpecialExport - * + * Raw page text accessor + * + * Copyright © 2004 Gabriel Wicke + * http://wikidev.net/ + * + * Based on HistoryPage and SpecialExport + * * License: GPL (http://www.gnu.org/copyleft/gpl.html) * - * @author Gabriel Wicke - * @package MediaWiki + * @author Gabriel Wicke + * @file */ -/** */ -require_once( 'Revision.php' ); - /** - * @todo document - * @package MediaWiki + * A simple method to retrieve the plain source of an article, + * using "action=raw" in the GET request string. */ class RawPage { + var $mArticle, $mTitle, $mRequest; + var $mOldId, $mGen, $mCharset, $mSection; + var $mSmaxage, $mMaxage; + var $mContentType, $mExpandTemplates; + + function __construct( Page $article, $request = false ) { + global $wgRequest, $wgSquidMaxage, $wgJsMimeType, $wgGroupPermissions; + + $allowedCTypes = array( 'text/x-wiki', $wgJsMimeType, 'text/css', 'application/x-zope-edit' ); + $this->mArticle = $article; + $this->mTitle = $article->getTitle(); + + if( $request === false ) { + $this->mRequest = $wgRequest; + } else { + $this->mRequest = $request; + } + + $ctype = $this->mRequest->getVal( 'ctype' ); + $smaxage = $this->mRequest->getIntOrNull( 'smaxage' ); + $maxage = $this->mRequest->getInt( 'maxage', $wgSquidMaxage ); + + $this->mExpandTemplates = $this->mRequest->getVal( 'templates' ) === 'expand'; + $this->mUseMessageCache = $this->mRequest->getBool( 'usemsgcache' ); + + $this->mSection = $this->mRequest->getIntOrNull( 'section' ); + + $oldid = $this->mRequest->getInt( 'oldid' ); + + switch( $wgRequest->getText( 'direction' ) ) { + case 'next': + # output next revision, or nothing if there isn't one + if( $oldid ) { + $oldid = $this->mTitle->getNextRevisionId( $oldid ); + } + $oldid = $oldid ? $oldid : -1; + break; + case 'prev': + # output previous revision, or nothing if there isn't one + if( !$oldid ) { + # get the current revision so we can get the penultimate one + $this->mArticle->getTouched(); + $oldid = $this->mArticle->getLatest(); + } + $prev = $this->mTitle->getPreviousRevisionId( $oldid ); + $oldid = $prev ? $prev : -1 ; + break; + case 'cur': + $oldid = 0; + break; + } + $this->mOldId = $oldid; - function RawPage( $article ) { - global $wgRequest, $wgInputEncoding, $wgSquidMaxage; - $allowedCTypes = array('text/x-wiki', 'text/javascript', 'text/css', 'application/x-zope-edit'); - $this->mArticle =& $article; - $this->mTitle =& $article->mTitle; - - $ctype = $wgRequest->getText( 'ctype' ); - $smaxage = $wgRequest->getInt( 'smaxage', $wgSquidMaxage ); - $maxage = $wgRequest->getInt( 'maxage', $wgSquidMaxage ); - $this->mOldId = $wgRequest->getInt( 'oldid' ); # special case for 'generated' raw things: user css/js - $gen = $wgRequest->getText( 'gen' ); - if($gen == 'css') { + $gen = $this->mRequest->getVal( 'gen' ); + + if( $gen == 'css' ) { $this->mGen = $gen; - if($smaxage == '') $smaxage = $wgSquidMaxage; - if($ctype == '') $ctype = 'text/css'; - } else if ($gen == 'js') { + if( is_null( $smaxage ) ) { + $smaxage = $wgSquidMaxage; + } + if( $ctype == '' ) { + $ctype = 'text/css'; + } + } elseif( $gen == 'js' ) { $this->mGen = $gen; - if($smaxage == '') $smaxage = $wgSquidMaxage; - if($ctype == '') $ctype = 'text/javascript'; + if( is_null( $smaxage ) ) $smaxage = $wgSquidMaxage; + if($ctype == '') $ctype = $wgJsMimeType; } else { $this->mGen = false; } - $this->mCharset = $wgInputEncoding; - $this->mSmaxage = $smaxage; + $this->mCharset = 'UTF-8'; + + # Force caching for CSS and JS raw content, default: 5 minutes + if( is_null( $smaxage ) && ( $ctype == 'text/css' || $ctype == $wgJsMimeType ) ) { + global $wgForcedRawSMaxage; + $this->mSmaxage = intval( $wgForcedRawSMaxage ); + } else { + $this->mSmaxage = intval( $smaxage ); + } $this->mMaxage = $maxage; - if(empty($ctype) or !in_array($ctype, $allowedCTypes)) { + + # Output may contain user-specific data; + # vary generated content for open sessions and private wikis + if( $this->mGen || !$wgGroupPermissions['*']['read'] ) { + $this->mPrivateCache = $this->mSmaxage == 0 || session_id() != ''; + } else { + $this->mPrivateCache = false; + } + + if( $ctype == '' || !in_array( $ctype, $allowedCTypes ) ) { $this->mContentType = 'text/x-wiki'; } else { $this->mContentType = $ctype; } } - + function view() { - global $wgUser, $wgOut, $wgScript; - - if( strcmp( $wgScript, $_SERVER['PHP_SELF'] ) ) { - # Internet Explorer will ignore the Content-Type header if it - # thinks it sees a file extension it recognizes. Make sure that - # all raw requests are done through the script node, which will - # have eg '.php' and should remain safe. - - $destUrl = $this->mTitle->getFullUrl( - 'action=raw' . - '&ctype=' . urlencode( $this->mContentType ) . - '&smaxage=' . urlencode( $this->mSmaxage ) . - '&maxage=' . urlencode( $this->mMaxage ) . - '&gen=' . urlencode( $this->mGen ) . - '&oldid=' . urlencode( $this->mOldId ) ); - header( 'Location: ' . $destUrl ); + global $wgOut, $wgRequest; + + if( !$wgRequest->checkUrlExtension() ) { $wgOut->disable(); return; } - - header( "Content-type: ".$this->mContentType.'; charset='.$this->mCharset ); + + header( 'Content-type: ' . $this->mContentType . '; charset=' . $this->mCharset ); # allow the client to cache this for 24 hours - header( 'Cache-Control: s-maxage='.$this->mSmaxage.', max-age='.$this->mMaxage ); - if($this->mGen) { + $mode = $this->mPrivateCache ? 'private' : 'public'; + header( 'Cache-Control: ' . $mode . ', s-maxage=' . $this->mSmaxage . ', max-age=' . $this->mMaxage ); + + global $wgUseFileCache; + if( $wgUseFileCache && HTMLFileCache::useFileCache() ) { + $cache = new HTMLFileCache( $this->mTitle, 'raw' ); + if( $cache->isFileCacheGood( /* Assume up to date */ ) ) { + $cache->loadFromFileCache(); + $wgOut->disable(); + return; + } else { + ob_start( array( &$cache, 'saveToFileCache' ) ); + } + } + + $text = $this->getRawText(); + + if( !wfRunHooks( 'RawPageViewBeforeOutput', array( &$this, &$text ) ) ) { + wfDebug( __METHOD__ . ": RawPageViewBeforeOutput hook broke raw page output.\n" ); + } + + echo $text; + $wgOut->disable(); + } + + function getRawText() { + global $wgOut, $wgUser; + if( $this->mGen ) { $sk = $wgUser->getSkin(); - $sk->initPage($wgOut); - if($this->mGen == 'css') { - echo $sk->getUserStylesheet(); - } else if($this->mGen == 'js') { - echo $sk->getUserJs(); + if( !StubObject::isRealObject( $wgOut ) ) { + $wgOut->_unstub( 2 ); + } + $sk->initPage( $wgOut ); + if( $this->mGen == 'css' ) { + return $sk->generateUserStylesheet(); + } elseif( $this->mGen == 'js' ) { + return $sk->generateUserJs(); } } else { - echo $this->getrawtext(); + return $this->getArticleText(); } - $wgOut->disable(); } - - function getrawtext () { - global $wgInputEncoding, $wgContLang; - $fname = 'RawPage::getrawtext'; - + + function getArticleText() { + $found = false; + $text = ''; if( $this->mTitle ) { - # Special case for MediaWiki: messages; we can hit the message cache. - if( $this->mTitle->getNamespace() == NS_MEDIAWIKI) { - $rawtext = wfMsg( $this->mTitle->getDbkey() ); - return $rawtext; - } - - # else get it from the DB - $rev = Revision::newFromTitle( $this->mTitle, $this->mOldId ); - if( $rev ) { - $lastmod = wfTimestamp( TS_RFC2822, $rev->getTimestamp() ); - header( 'Last-modified: ' . $lastmod ); - return $rev->getText(); + // If it's a MediaWiki message we can just hit the message cache + if( $this->mUseMessageCache && $this->mTitle->getNamespace() == NS_MEDIAWIKI ) { + $key = $this->mTitle->getDBkey(); + $msg = wfMessage( $key )->inContentLanguage(); + # If the message doesn't exist, return a blank + $text = !$msg->exists() ? '' : $msg->plain(); + $found = true; + } else { + // Get it from the DB + $rev = Revision::newFromTitle( $this->mTitle, $this->mOldId ); + if( $rev ) { + $lastmod = wfTimestamp( TS_RFC2822, $rev->getTimestamp() ); + header( "Last-modified: $lastmod" ); + + if( !is_null( $this->mSection ) ) { + global $wgParser; + $text = $wgParser->getSection( $rev->getText(), $this->mSection ); + } else { + $text = $rev->getText(); + } + $found = true; + } } } - + # Bad title or page does not exist - if( $this->mContentType == 'text/x-wiki' ) { + if( !$found && $this->mContentType == 'text/x-wiki' ) { # Don't return a 404 response for CSS or JavaScript; # 404s aren't generally cached and it would create # extra hits when user CSS/JS are on and the user doesn't # have the pages. - header( "HTTP/1.0 404 Not Found" ); + header( 'HTTP/1.0 404 Not Found' ); + } + + return $this->parseArticleText( $text ); + } + + /** + * @param $text + * @return string + */ + function parseArticleText( $text ) { + if( $text === '' ) { + return ''; + } else { + if( $this->mExpandTemplates ) { + global $wgParser; + return $wgParser->preprocess( $text, $this->mTitle, new ParserOptions() ); + } else { + return $text; + } } - return ''; } } -?>