<?php
/**
- *
+ * @package MediaWiki
*/
/**
*/
if( defined( 'MEDIAWIKI' ) ) {
-# See design.doc
+# See design.txt
if($wgUseTeX) require_once( 'Math.php' );
-define( 'RLH_FOR_UPDATE', 1 );
-
/**
* @todo document
+ * @package MediaWiki
*/
class OutputPage {
var $mHeaders, $mCookies, $mMetatags, $mKeywords;
var $mLinktags, $mPagetitle, $mBodytext, $mDebugtext;
var $mHTMLtitle, $mRobotpolicy, $mIsarticle, $mPrintable;
var $mSubtitle, $mRedirect;
- var $mLastModified, $mCategoryLinks;
+ var $mLastModified, $mETag, $mCategoryLinks;
var $mScripts, $mLinkColours;
-
+
var $mSuppressQuickbar;
var $mOnloadHandler;
var $mDoNothing;
var $mParserOptions;
var $mShowFeedLinks = false;
var $mEnableClientCache = true;
+ var $mArticleBodyOnly = false;
- function OutputPage()
- {
+ /**
+ * Constructor
+ * Initialise private variables
+ */
+ function OutputPage() {
$this->mHeaders = $this->mCookies = $this->mMetatags =
$this->mKeywords = $this->mLinktags = array();
$this->mHTMLtitle = $this->mPagetitle = $this->mBodytext =
$this->mRedirect = $this->mLastModified =
$this->mSubtitle = $this->mDebugtext = $this->mRobotpolicy =
- $this->mOnloadHandler = "";
+ $this->mOnloadHandler = '';
$this->mIsArticleRelated = $this->mIsarticle = $this->mPrintable = true;
$this->mSuppressQuickbar = $this->mPrintable = false;
$this->mLanguageLinks = array();
$this->mContainsOldMagic = $this->mContainsNewMagic = 0;
$this->mParserOptions = ParserOptions::newFromUser( $temp = NULL );
$this->mSquidMaxage = 0;
- $this->mScripts = "";
+ $this->mScripts = '';
+ $this->mETag = false;
}
- function addHeader( $name, $val ) { array_push( $this->mHeaders, "$name: $val" ) ; }
+ function addHeader( $name, $val ) { array_push( $this->mHeaders, $name.': '.$val ) ; }
function addCookie( $name, $val ) { array_push( $this->mCookies, array( $name, $val ) ); }
function redirect( $url, $responsecode = '302' ) { $this->mRedirect = $url; $this->mRedirectCode = $responsecode; }
function addScript( $script ) { $this->mScripts .= $script; }
function getScript() { return $this->mScripts; }
+ function setETag($tag) { $this->mETag = $tag; }
+ function setArticleBodyOnly($only) { $this->mArticleBodyOnly = $only; }
+
function addLink( $linkarr ) {
# $linkarr should be an associative array of attributes. We'll escape on output.
array_push( $this->mLinktags, $linkarr );
* any future call to OutputPage->output() have no effect. The method
* returns true iff cache-ok headers was sent.
*/
- function checkLastModified ( $timestamp )
- {
+ function checkLastModified ( $timestamp ) {
global $wgLang, $wgCachePages, $wgUser;
- if( !$wgCachePages ) {
- wfDebug( "CACHE DISABLED\n", false );
+ if ( !$timestamp || $timestamp == '19700101000000' ) {
+ wfDebug( "CACHE DISABLED, NO TIMESTAMP\n" );
return;
}
- if( preg_match( '/MSIE ([1-4]|5\.0)/', $_SERVER["HTTP_USER_AGENT"] ) ) {
- # IE 5.0 has probs with our caching
- wfDebug( "-- bad client, not caching\n", false );
+ if( !$wgCachePages ) {
+ wfDebug( "CACHE DISABLED\n", false );
return;
}
if( $wgUser->getOption( 'nocache' ) ) {
return;
}
- $lastmod = gmdate( "D, j M Y H:i:s", wfTimestamp2Unix( max( $timestamp, $wgUser->mTouched ) ) ) . " GMT";
+ $timestamp=wfTimestamp(TS_MW,$timestamp);
+ $lastmod = wfTimestamp( TS_RFC2822, max( $timestamp, $wgUser->mTouched ) );
if( !empty( $_SERVER['HTTP_IF_MODIFIED_SINCE'] ) ) {
# IE sends sizes after the date like this:
# Wed, 20 Aug 2003 06:51:19 GMT; length=5202
# this breaks strtotime().
$modsince = preg_replace( '/;.*$/', '', $_SERVER["HTTP_IF_MODIFIED_SINCE"] );
- $ismodsince = wfUnix2Timestamp( strtotime( $modsince ) );
+ $ismodsince = wfTimestamp( TS_MW, strtotime( $modsince ) );
wfDebug( "-- client send If-Modified-Since: " . $modsince . "\n", false );
wfDebug( "-- we might send Last-Modified : $lastmod\n", false );
-
- if( ($ismodsince >= $timestamp ) and $wgUser->validateCache( $ismodsince ) ) {
+ if( ($ismodsince >= $timestamp ) && $wgUser->validateCache( $ismodsince ) ) {
# Make sure you're in a place you can leave when you call us!
header( "HTTP/1.0 304 Not Modified" );
$this->mLastModified = $lastmod;
$this->mLastModified = $lastmod;
}
} else {
- wfDebug( "We're confused.\n", false );
+ wfDebug( "client did not send If-Modified-Since header\n", false );
$this->mLastModified = $lastmod;
}
}
return '';
}
}
+
function setRobotpolicy( $str ) { $this->mRobotpolicy = $str; }
function setHTMLTitle( $name ) {$this->mHTMLtitle = $name; }
function setPageTitle( $name ) {
- global $action;
+ global $action, $wgContLang;
+ $name = $wgContLang->convert($name, true);
$this->mPagetitle = $name;
if(!empty($action)) {
$taction = $this->getPageTitleActionText();
}
function getHTMLTitle() { return $this->mHTMLtitle; }
function getPageTitle() { return $this->mPagetitle; }
- function setSubtitle( $str ) { $this->mSubtitle = $str; }
+ function setSubtitle( $str ) { $this->mSubtitle = /*$this->parse(*/$str/*)*/; } // @bug 2514
function getSubtitle() { return $this->mSubtitle; }
function isArticle() { return $this->mIsarticle; }
function setPrintable() { $this->mPrintable = true; }
function getOnloadHandler() { return $this->mOnloadHandler; }
function disable() { $this->mDoNothing = true; }
- function setArticleRelated( $v )
- {
+ function setArticleRelated( $v ) {
$this->mIsArticleRelated = $v;
if ( !$v ) {
$this->mIsarticle = false;
}
}
- function isArticleRelated()
- {
- return $this->mIsArticleRelated;
- }
+ function isArticleRelated() { return $this->mIsArticleRelated; }
- function getLanguageLinks() {
- return $this->mLanguageLinks;
- }
+ function getLanguageLinks() { return $this->mLanguageLinks; }
function addLanguageLinks($newLinkArray) {
$this->mLanguageLinks += $newLinkArray;
}
function setLanguageLinks($newLinkArray) {
$this->mLanguageLinks = $newLinkArray;
}
+
function getCategoryLinks() {
return $this->mCategoryLinks;
}
function isQuickbarSuppressed() { return $this->mSuppressQuickbar; }
function addHTML( $text ) { $this->mBodytext .= $text; }
+ function clearHTML() { $this->mBodytext = ''; }
+ function getHTML() { return $this->mBodytext; }
function debug( $text ) { $this->mDebugtext .= $text; }
- function setParserOptions( $options )
- {
+ function setParserOptions( $options ) {
return wfSetVar( $this->mParserOptions, $options );
}
/**
* Convert wikitext to HTML and add it to the buffer
+ * Default assumes that the current page title will
+ * be used.
*/
- function addWikiText( $text, $linestart = true )
- {
- global $wgParser, $wgTitle;
+ function addWikiText( $text, $linestart = true ) {
+ global $wgTitle;
+ $this->addWikiTextTitle($text, $wgTitle, $linestart);
+ }
- $parserOutput = $wgParser->parse( $text, $wgTitle, $this->mParserOptions, $linestart );
+ function addWikiTextWithTitle($text, &$title, $linestart = true) {
+ $this->addWikiTextTitle($text, $title, $linestart);
+ }
+
+ function addWikiTextTitle($text, &$title, $linestart) {
+ global $wgParser, $wgUseTidy;
+ $parserOutput = $wgParser->parse( $text, $title, $this->mParserOptions, $linestart );
$this->mLanguageLinks += $parserOutput->getLanguageLinks();
$this->mCategoryLinks += $parserOutput->getCategoryLinks();
+ if ( $parserOutput->getCacheTime() == -1 ) {
+ $this->enableClientCache( false );
+ }
$this->addHTML( $parserOutput->getText() );
}
* Saves the text into the parser cache if possible
*/
function addPrimaryWikiText( $text, $cacheArticle ) {
- global $wgParser, $wgParserCache, $wgUser, $wgTitle;
+ global $wgParser, $wgParserCache, $wgUser, $wgTitle, $wgUseTidy;
$parserOutput = $wgParser->parse( $text, $wgTitle, $this->mParserOptions, true );
- # Replace link holders
$text = $parserOutput->getText();
- $this->replaceLinkHolders( $text );
- $parserOutput->setText( $text );
-
- if ( $cacheArticle ) {
+
+ if ( $cacheArticle && $parserOutput->getCacheTime() != -1 ) {
$wgParserCache->save( $parserOutput, $cacheArticle, $wgUser );
}
$this->mLanguageLinks += $parserOutput->getLanguageLinks();
$this->mCategoryLinks += $parserOutput->getCategoryLinks();
+ if ( $parserOutput->getCacheTime() == -1 ) {
+ $this->enableClientCache( false );
+ }
$this->addHTML( $text );
}
-
+
+ /**
+ * Add the output of a QuickTemplate to the output buffer
+ * @param QuickTemplate $template
+ */
+ function addTemplate( &$template ) {
+ ob_start();
+ $template->execute();
+ $this->addHtml( ob_get_contents() );
+ ob_end_clean();
+ }
+
+ /**
+ * Parse wikitext and return the HTML. This is for special pages that add the text later
+ */
+ function parse( $text, $linestart = true ) {
+ global $wgParser, $wgTitle;
+ $parserOutput = $wgParser->parse( $text, $wgTitle, $this->mParserOptions, $linestart );
+ return $parserOutput->getText();
+ }
+
+ /**
+ * @param $article
+ * @param $user
+ *
+ * @return bool
+ */
function tryParserCache( $article, $user ) {
global $wgParserCache;
$parserOutput = $wgParserCache->get( $article, $user );
$this->mLanguageLinks += $parserOutput->getLanguageLinks();
$this->mCategoryLinks += $parserOutput->getCategoryLinks();
$this->addHTML( $parserOutput->getText() );
+ $t = $parserOutput->getTitleText();
+ if( !empty( $t ) ) {
+ $this->setPageTitle( $t );
+ }
return true;
} else {
return false;
/**
* Set the maximum cache time on the Squid in seconds
+ * @param $maxage
*/
function setSquidMaxage( $maxage ) {
$this->mSquidMaxage = $maxage;
/**
* Use enableClientCache(false) to force it to send nocache headers
+ * @param $state
*/
function enableClientCache( $state ) {
return wfSetVar( $this->mEnableClientCache, $state );
function sendCacheControl() {
global $wgUseSquid, $wgUseESI;
- # FIXME: This header may cause trouble with some versions of Internet Explorer
+
+ if ($this->mETag)
+ header("ETag: $this->mETag");
+
+ # don't serve compressed data to clients who can't handle it
+ # maintain different caches for logged-in users and non-logged in ones
header( 'Vary: Accept-Encoding, Cookie' );
if( $this->mEnableClientCache ) {
if( $wgUseSquid && ! isset( $_COOKIE[ini_get( 'session.name') ] ) &&
* Finally, all the text has been munged and accumulated into
* the object, let's actually output it:
*/
- function output()
- {
+ function output() {
global $wgUser, $wgLang, $wgDebugComments, $wgCookieExpiration;
- global $wgInputEncoding, $wgOutputEncoding, $wgLanguageCode;
+ global $wgInputEncoding, $wgOutputEncoding, $wgContLanguageCode;
global $wgDebugRedirects, $wgMimeType, $wgProfiler;
+
if( $this->mDoNothing ){
return;
}
$fname = 'OutputPage::output';
wfProfileIn( $fname );
-
$sk = $wgUser->getSkin();
if ( '' != $this->mRedirect ) {
if( !$wgDebugRedirects ) {
header("HTTP/1.1 {$this->mRedirectCode} Moved Permanently");
}
- $this->mLastModified = gmdate( 'D, j M Y H:i:s' ) . ' GMT';
+ $this->mLastModified = wfTimestamp( TS_RFC2822 );
}
$this->sendCacheControl();
}
- $this->sendCacheControl();
- # Perform link colouring
+ # Buffer output; final headers may depend on later processing
+ ob_start();
+
$this->transformBuffer();
-
+
# Disable temporary placeholders, so that the skin produces HTML
$sk->postParseLinkColour( false );
header( "Content-type: $wgMimeType; charset={$wgOutputEncoding}" );
- header( 'Content-language: '.$wgLanguageCode );
+ header( 'Content-language: '.$wgContLanguageCode );
$exp = time() + $wgCookieExpiration;
foreach( $this->mCookies as $name => $val ) {
setcookie( $name, $val, $exp, '/' );
}
- $sk->outputPage( $this );
- # flush();
+ if ($this->mArticleBodyOnly) {
+ $this->out($this->mBodytext);
+ } else {
+ wfProfileIn( 'Output-skin' );
+ $sk->outputPage( $this );
+ wfProfileOut( 'Output-skin' );
+ }
+
+ $this->sendCacheControl();
+ ob_end_flush();
}
function out( $ins ) {
- global $wgInputEncoding, $wgOutputEncoding, $wgLang;
+ global $wgInputEncoding, $wgOutputEncoding, $wgContLang;
if ( 0 == strcmp( $wgInputEncoding, $wgOutputEncoding ) ) {
$outs = $ins;
} else {
- $outs = $wgLang->iconv( $wgInputEncoding, $wgOutputEncoding, $ins );
+ $outs = $wgContLang->iconv( $wgInputEncoding, $wgOutputEncoding, $ins );
if ( false === $outs ) { $outs = $ins; }
}
print $outs;
function setEncodings() {
global $wgInputEncoding, $wgOutputEncoding;
- global $wgUser, $wgLang;
+ global $wgUser, $wgContLang;
$wgInputEncoding = strtolower( $wgInputEncoding );
if( $wgUser->getOption( 'altencoding' ) ) {
- $wgLang->setAltEncoding();
+ $wgContLang->setAltEncoding();
return;
}
$wgOutputEncoding = strtolower( $wgOutputEncoding );
return;
}
-
- /*
- # This code is unused anyway!
- # Commenting out. --bv 2003-11-15
-
- $a = explode( ",", $_SERVER['HTTP_ACCEPT_CHARSET'] );
- $best = 0.0;
- $bestset = "*";
-
- foreach ( $a as $s ) {
- if ( preg_match( "/(.*);q=(.*)/", $s, $m ) ) {
- $set = $m[1];
- $q = (float)($m[2]);
- } else {
- $set = $s;
- $q = 1.0;
- }
- if ( $q > $best ) {
- $bestset = $set;
- $best = $q;
- }
- }
- #if ( "*" == $bestset ) { $bestset = "iso-8859-1"; }
- if ( "*" == $bestset ) { $bestset = $wgOutputEncoding; }
- $wgOutputEncoding = strtolower( $bestset );
-
-# Disable for now
-#
- */
$wgOutputEncoding = $wgInputEncoding;
}
/**
* Returns a HTML comment with the elapsed time since request.
* This method has no side effects.
+ * @return string
*/
function reportTime() {
global $wgRequestTime;
$this->mRedirect = '';
$this->mBodytext = '';
- $this->addHTML( '<p>' . wfMsg( $msg ) . "</p>\n" );
+ $this->addWikiText( wfMsg( $msg ) );
$this->returnToMain( false );
$this->output();
wfErrorExit();
}
+ /**
+ * Display an error page indicating that a given version of MediaWiki is
+ * required to use it
+ *
+ * @param mixed $version The version of MediaWiki needed to use the page
+ */
+ function versionRequired( $version ) {
+ global $wgUser;
+
+ $this->setPageTitle( wfMsg( 'versionrequired', $version ) );
+ $this->setHTMLTitle( wfMsg( 'versionrequired', $version ) );
+ $this->setRobotpolicy( 'noindex,nofollow' );
+ $this->setArticleRelated( false );
+ $this->mBodytext = '';
+
+ $sk = $wgUser->getSkin();
+ $this->addWikiText( wfMsg( 'versionrequiredtext', $version ) );
+ $this->returnToMain();
+ }
+
+ /**
+ * Display an error page noting that a given permission bit is required.
+ * This should generally replace the sysopRequired, developerRequired etc.
+ * @param string $permission key required
+ */
+ function permissionRequired( $permission ) {
+ global $wgUser;
+
+ $this->setPageTitle( wfMsg( 'badaccess' ) );
+ $this->setHTMLTitle( wfMsg( 'errorpagetitle' ) );
+ $this->setRobotpolicy( 'noindex,nofollow' );
+ $this->setArticleRelated( false );
+ $this->mBodytext = '';
+
+ $sk = $wgUser->getSkin();
+ $ap = $sk->makeKnownLink( wfMsgForContent( 'administrators' ) );
+ $this->addHTML( wfMsgHtml( 'badaccesstext', $ap, $permission ) );
+ $this->returnToMain();
+ }
+
+ /**
+ * @deprecated
+ */
function sysopRequired() {
global $wgUser;
$this->mBodytext = '';
$sk = $wgUser->getSkin();
- $ap = $sk->makeKnownLink( wfMsg( 'administrators' ), '' );
- $this->addHTML( wfMsg( 'sysoptext', $ap ) );
+ $ap = $sk->makeKnownLink( wfMsgForContent( 'administrators' ), '' );
+ $this->addHTML( wfMsgHtml( 'sysoptext', $ap ) );
$this->returnToMain();
}
+ /**
+ * @deprecated
+ */
function developerRequired() {
global $wgUser;
$this->mBodytext = '';
$sk = $wgUser->getSkin();
- $ap = $sk->makeKnownLink( wfMsg( 'administrators' ), '' );
- $this->addHTML( wfMsg( 'developertext', $ap ) );
+ $ap = $sk->makeKnownLink( wfMsgForContent( 'administrators' ), '' );
+ $this->addHTML( wfMsgHtml( 'developertext', $ap ) );
$this->returnToMain();
}
function loginToUse() {
- global $wgUser, $wgTitle, $wgLang;
+ global $wgUser, $wgTitle, $wgContLang;
$this->setPageTitle( wfMsg( 'loginreqtitle' ) );
$this->setHTMLTitle( wfMsg( 'errorpagetitle' ) );
# We put a comment in the .html file so a Sysop can diagnose the page the
# user can't see.
$this->addHTML( "\n<!--" .
- $wgLang->getNsText( $wgTitle->getNamespace() ) .
+ $wgContLang->getNsText( $wgTitle->getNamespace() ) .
':' .
$wgTitle->getDBkey() . '-->' );
$this->returnToMain(); # Flip back to the main page after 10 seconds.
}
function databaseError( $fname, $sql, $error, $errno ) {
- global $wgUser, $wgCommandLineMode;
+ global $wgUser, $wgCommandLineMode, $wgShowSQLErrors;
$this->setPageTitle( wfMsgNoDB( 'databaseerror' ) );
$this->setRobotpolicy( 'noindex,nofollow' );
$this->enableClientCache( false );
$this->mRedirect = '';
+ if( !$wgShowSQLErrors ) {
+ $sql = wfMsg( 'sqlhidden' );
+ }
+
if ( $wgCommandLineMode ) {
$msg = wfMsgNoDB( 'dberrortextcl', htmlspecialchars( $sql ),
htmlspecialchars( $fname ), $errno, htmlspecialchars( $error ) );
}
function readOnlyPage( $source = null, $protected = false ) {
- global $wgUser, $wgReadOnlyFile;
+ global $wgUser, $wgReadOnlyFile, $wgReadOnly;
$this->setRobotpolicy( 'noindex,nofollow' );
$this->setArticleRelated( false );
$this->addWikiText( wfMsg( 'protectedtext' ) );
} else {
$this->setPageTitle( wfMsg( 'readonly' ) );
- $reason = file_get_contents( $wgReadOnlyFile );
+ if ( $wgReadOnly ) {
+ $reason = $wgReadOnly;
+ } else {
+ $reason = file_get_contents( $wgReadOnlyFile );
+ }
$this->addWikiText( wfMsg( 'readonlytext', $reason ) );
}
if ( $returnto == NULL ) {
$returnto = $wgRequest->getText( 'returnto' );
}
+ $returnto = htmlspecialchars( $returnto );
$sk = $wgUser->getSkin();
if ( '' == $returnto ) {
- $returnto = wfMsg( 'mainpage' );
+ $returnto = wfMsgForContent( 'mainpage' );
}
$link = $sk->makeKnownLink( $returnto, '' );
$a = array_slice ( $a , 0 , 10 ) ; # 10 keywords max
$a = implode ( ',' , $a ) ;
$strip = array(
- "/<.*?" . ">/" => '',
- "/[_]/" => ' '
+ "/<.*?>/" => '',
+ "/_/" => ' '
);
$a = htmlspecialchars(preg_replace(array_keys($strip), array_values($strip),$a ));
/**
* @private
+ * @return string
*/
function headElement() {
- global $wgDocType, $wgDTD, $wgLanguageCode, $wgOutputEncoding, $wgMimeType;
- global $wgUser, $wgLang, $wgRequest;
+ global $wgDocType, $wgDTD, $wgContLanguageCode, $wgOutputEncoding, $wgMimeType;
+ global $wgUser, $wgContLang, $wgRequest;
- $xml = ($wgMimeType == 'text/xml');
- if( $xml ) {
- $ret = "<" . "?xml version=\"1.0\" encoding=\"$wgOutputEncoding\" ?" . ">\n";
+ if( $wgMimeType == 'text/xml' || $wgMimeType == 'application/xhtml+xml' || $wgMimeType == 'application/xml' ) {
+ $ret = "<?xml version=\"1.0\" encoding=\"$wgOutputEncoding\" ?>\n";
} else {
$ret = '';
}
if ( "" == $this->mHTMLtitle ) {
$this->mHTMLtitle = wfMsg( "pagetitle", $this->mPagetitle );
}
- if( $xml ) {
- $xmlbits = "xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\"";
- } else {
- $xmlbits = '';
- }
- $rtl = $wgLang->isRTL() ? " dir='RTL'" : '';
- $ret .= "<html $xmlbits lang=\"$wgLanguageCode\" $rtl>\n";
+
+ $rtl = $wgContLang->isRTL() ? " dir='RTL'" : '';
+ $ret .= "<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"$wgContLanguageCode\" lang=\"$wgContLanguageCode\" $rtl>\n";
$ret .= "<head>\n<title>" . htmlspecialchars( $this->mHTMLtitle ) . "</title>\n";
array_push( $this->mMetatags, array( "http:Content-type", "$wgMimeType; charset={$wgOutputEncoding}" ) );
} else {
$media = "media='print'";
}
- $printsheet = htmlspecialchars( "$wgStylePath/wikiprintable.css" );
+ $printsheet = htmlspecialchars( "$wgStylePath/common/wikiprintable.css" );
$ret .= "<link rel='stylesheet' type='text/css' $media href='$printsheet' />\n";
$sk = $wgUser->getSkin();
if ( count( $this->mKeywords ) > 0 ) {
$strip = array(
- "/<.*?" . ">/" => '',
- "/[_]/" => ' '
+ "/<.*?>/" => '',
+ "/_/" => ' '
);
$ret .= "<meta name=\"keywords\" content=\"" .
htmlspecialchars(preg_replace(array_keys($strip), array_values($strip),implode( ",", $this->mKeywords ))) . "\" />\n";
$link = $wgRequest->escapeAppendQuery( 'feed=atom' );
$ret .= "<link rel='alternate' type='application/rss+atom' title='Atom 0.3' href='$link' />\n";
}
- # FIXME: get these working
- # $fix = htmlspecialchars( $wgStylePath . "/ie-png-fix.js" );
- # $ret .= "<!--[if gte IE 5.5000]><script type='text/javascript' src='$fix'>< /script><![endif]-->";
+
return $ret;
}
-
+
/**
* Run any necessary pre-output transformations on the buffer text
*/
function transformBuffer( $options = 0 ) {
- $this->replaceLinkHolders( $this->mBodytext, $options );
}
+
/**
- * Replace <!--LINK--> link placeholders with actual links, in the buffer
- * Placeholders created in Skin::makeLinkObj()
- * Returns an array of links found, indexed by PDBK:
- * 0 - broken
- * 1 - normal link
- * 2 - stub
- * $options is a bit field, RLH_FOR_UPDATE to select for update
+ * Turn off regular page output and return an error reponse
+ * for when rate limiting has triggered.
+ * @todo: i18n
+ * @access public
*/
- function replaceLinkHolders( &$text, $options = 0 ) {
- global $wgUser, $wgLinkCache, $wgUseOldExistenceCheck;
-
- if ( $wgUseOldExistenceCheck ) {
- return array();
- }
-
- $fname = 'OutputPage::replaceLinkHolders';
- wfProfileIn( $fname );
-
- $titles = array();
- $pdbks = array();
- $colours = array();
-
- # Get placeholders from body
- wfProfileIn( $fname.'-match' );
- preg_match_all( "/<!--LINK (.*?) (.*?) (.*?) (.*?)-->/", $text, $tmpLinks );
- wfProfileOut( $fname.'-match' );
-
- if ( !empty( $tmpLinks[0] ) ) {
- wfProfileIn( $fname.'-check' );
- $dbr =& wfGetDB( DB_SLAVE );
- $cur = $dbr->tableName( 'cur' );
- $sk = $wgUser->getSkin();
- $threshold = $wgUser->getOption('stubthreshold');
-
- $namespaces =& $tmpLinks[1];
- $dbkeys =& $tmpLinks[2];
- $queries =& $tmpLinks[3];
- $texts =& $tmpLinks[4];
-
- # Sort by namespace
- asort( $namespaces );
-
- # Generate query
- $query = false;
- foreach ( $namespaces as $key => $val ) {
- # Make title object
- $dbk = $dbkeys[$key];
- $title = $titles[$key] = Title::makeTitleSafe( $val, $dbk );
-
- # Skip invalid entries.
- # Result will be ugly, but prevents crash.
- if ( is_null( $title ) ) {
- continue;
- }
- $pdbk = $pdbks[$key] = $title->getPrefixedDBkey();
-
- # Check if it's in the link cache already
- if ( $wgLinkCache->getGoodLinkID( $pdbk ) ) {
- $colours[$pdbk] = 1;
- } elseif ( $wgLinkCache->isBadLink( $pdbk ) ) {
- $colours[$pdbk] = 0;
- } else {
- # Not in the link cache, add it to the query
- if ( !isset( $current ) ) {
- $current = $val;
- $query = "SELECT cur_id, cur_namespace, cur_title";
- if ( $threshold > 0 ) {
- $query .= ", LENGTH(cur_text) AS cur_len, cur_is_redirect";
- }
- $query .= " FROM $cur WHERE (cur_namespace=$val AND cur_title IN(";
- } elseif ( $current != $val ) {
- $current = $val;
- $query .= ")) OR (cur_namespace=$val AND cur_title IN(";
- } else {
- $query .= ', ';
- }
-
- $query .= $dbr->addQuotes( $dbkeys[$key] );
- }
- }
- if ( $query ) {
- $query .= '))';
- if ( $options & RLH_FOR_UPDATE ) {
- $query .= ' FOR UPDATE';
- }
-
- $res = $dbr->query( $query, $fname );
-
- # Fetch data and form into an associative array
- # non-existent = broken
- # 1 = known
- # 2 = stub
- while ( $s = $dbr->fetchObject($res) ) {
- $title = Title::makeTitle( $s->cur_namespace, $s->cur_title );
- $pdbk = $title->getPrefixedDBkey();
- $wgLinkCache->addGoodLink( $s->cur_id, $pdbk );
-
- if ( $threshold > 0 ) {
- $size = $s->cur_len;
- if ( $s->cur_is_redirect || $s->cur_namespace != 0 || $length < $threshold ) {
- $colours[$pdbk] = 1;
- } else {
- $colours[$pdbk] = 2;
- }
- } else {
- $colours[$pdbk] = 1;
- }
- }
- }
- wfProfileOut( $fname.'-check' );
-
- # Construct search and replace arrays
- wfProfileIn( $fname.'-construct' );
- global $outputReplace;
- $outputReplace = array();
- foreach ( $namespaces as $key => $ns ) {
- $pdbk = $pdbks[$key];
- $searchkey = $tmpLinks[0][$key];
- $title = $titles[$key];
- if ( empty( $colours[$pdbk] ) ) {
- $wgLinkCache->addBadLink( $pdbk );
- $colours[$pdbk] = 0;
- $outputReplace[$searchkey] = $sk->makeBrokenLinkObj( $title, $texts[$key], $queries[$key] );
- } elseif ( $colours[$pdbk] == 1 ) {
- $outputReplace[$searchkey] = $sk->makeKnownLinkObj( $title, $texts[$key], $queries[$key] );
- } elseif ( $colours[$pdbk] == 2 ) {
- $outputReplace[$searchkey] = $sk->makeStubLinkObj( $title, $texts[$key], $queries[$key] );
- }
- }
- wfProfileOut( $fname.'-construct' );
-
- # Do the thing
- wfProfileIn( $fname.'-replace' );
-
- $text = preg_replace_callback(
- '/(<!--LINK .*? .*? .*? .*?-->)/',
- "outputReplaceMatches",
- $text);
- wfProfileOut( $fname.'-replace' );
- }
- wfProfileOut( $fname );
- return $colours;
+ function rateLimited() {
+ global $wgOut;
+ $wgOut->disable();
+ wfHttpError( 500, 'Internal Server Error',
+ 'Sorry, the server has encountered an internal error. ' .
+ 'Please wait a moment and hit "refresh" to submit the request again.' );
}
-}
-function &outputReplaceMatches($matches) {
- global $outputReplace;
- return $outputReplace[$matches[1]];
}
-}
+} // MediaWiki
+
?>