7 * This is not a valid entry point, perform no further processing unless MEDIAWIKI is defined
9 if( defined( 'MEDIAWIKI' ) ) {
13 if($wgUseTeX) require_once( 'Math.php' );
20 var $mHeaders, $mCookies, $mMetatags, $mKeywords;
21 var $mLinktags, $mPagetitle, $mBodytext, $mDebugtext;
22 var $mHTMLtitle, $mRobotpolicy, $mIsarticle, $mPrintable;
23 var $mSubtitle, $mRedirect;
24 var $mLastModified, $mCategoryLinks;
25 var $mScripts, $mLinkColours;
27 var $mSuppressQuickbar;
30 var $mContainsOldMagic, $mContainsNewMagic;
31 var $mIsArticleRelated;
33 var $mShowFeedLinks = false;
34 var $mEnableClientCache = true;
38 * Initialise private variables
40 function OutputPage() {
41 $this->mHeaders
= $this->mCookies
= $this->mMetatags
=
42 $this->mKeywords
= $this->mLinktags
= array();
43 $this->mHTMLtitle
= $this->mPagetitle
= $this->mBodytext
=
44 $this->mRedirect
= $this->mLastModified
=
45 $this->mSubtitle
= $this->mDebugtext
= $this->mRobotpolicy
=
46 $this->mOnloadHandler
= '';
47 $this->mIsArticleRelated
= $this->mIsarticle
= $this->mPrintable
= true;
48 $this->mSuppressQuickbar
= $this->mPrintable
= false;
49 $this->mLanguageLinks
= array();
50 $this->mCategoryLinks
= array() ;
51 $this->mDoNothing
= false;
52 $this->mContainsOldMagic
= $this->mContainsNewMagic
= 0;
53 $this->mParserOptions
= ParserOptions
::newFromUser( $temp = NULL );
54 $this->mSquidMaxage
= 0;
58 function addHeader( $name, $val ) { array_push( $this->mHeaders
, $name.': '.$val ) ; }
59 function addCookie( $name, $val ) { array_push( $this->mCookies
, array( $name, $val ) ); }
60 function redirect( $url, $responsecode = '302' ) { $this->mRedirect
= $url; $this->mRedirectCode
= $responsecode; }
62 # To add an http-equiv meta tag, precede the name with "http:"
63 function addMeta( $name, $val ) { array_push( $this->mMetatags
, array( $name, $val ) ); }
64 function addKeyword( $text ) { array_push( $this->mKeywords
, $text ); }
65 function addScript( $script ) { $this->mScripts
.= $script; }
66 function getScript() { return $this->mScripts
; }
68 function addLink( $linkarr ) {
69 # $linkarr should be an associative array of attributes. We'll escape on output.
70 array_push( $this->mLinktags
, $linkarr );
73 function addMetadataLink( $linkarr ) {
74 # note: buggy CC software only reads first "meta" link
75 static $haveMeta = false;
76 $linkarr['rel'] = ($haveMeta) ?
'alternate meta' : 'meta';
77 $this->addLink( $linkarr );
82 * checkLastModified tells the client to use the client-cached page if
83 * possible. If sucessful, the OutputPage is disabled so that
84 * any future call to OutputPage->output() have no effect. The method
85 * returns true iff cache-ok headers was sent.
87 function checkLastModified ( $timestamp ) {
88 global $wgLang, $wgCachePages, $wgUser;
89 if ( !$timestamp ||
$timestamp == '19700101000000' ) {
90 wfDebug( "CACHE DISABLED, NO TIMESTAMP\n" );
93 if( !$wgCachePages ) {
94 wfDebug( "CACHE DISABLED\n", false );
97 if( $wgUser->getOption( 'nocache' ) ) {
98 wfDebug( "USER DISABLED CACHE\n", false );
102 $timestamp=wfTimestamp(TS_MW
,$timestamp);
103 $lastmod = wfTimestamp( TS_RFC2822
, max( $timestamp, $wgUser->mTouched
) );
105 if( !empty( $_SERVER['HTTP_IF_MODIFIED_SINCE'] ) ) {
106 # IE sends sizes after the date like this:
107 # Wed, 20 Aug 2003 06:51:19 GMT; length=5202
108 # this breaks strtotime().
109 $modsince = preg_replace( '/;.*$/', '', $_SERVER["HTTP_IF_MODIFIED_SINCE"] );
110 $ismodsince = wfTimestamp( TS_MW
, strtotime( $modsince ) );
111 wfDebug( "-- client send If-Modified-Since: " . $modsince . "\n", false );
112 wfDebug( "-- we might send Last-Modified : $lastmod\n", false );
113 if( ($ismodsince >= $timestamp ) && $wgUser->validateCache( $ismodsince ) ) {
114 # Make sure you're in a place you can leave when you call us!
115 header( "HTTP/1.0 304 Not Modified" );
116 $this->mLastModified
= $lastmod;
117 $this->sendCacheControl();
118 wfDebug( "CACHED client: $ismodsince ; user: $wgUser->mTouched ; page: $timestamp\n", false );
122 wfDebug( "READY client: $ismodsince ; user: $wgUser->mTouched ; page: $timestamp\n", false );
123 $this->mLastModified
= $lastmod;
126 wfDebug( "client did not send If-Modified-Since header\n", false );
127 $this->mLastModified
= $lastmod;
131 function getPageTitleActionText () {
135 return wfMsg('edit');
137 return wfMsg('history_short');
139 return wfMsg('protect');
141 return wfMsg('unprotect');
143 return wfMsg('delete');
145 return wfMsg('watch');
147 return wfMsg('unwatch');
149 return wfMsg('preview');
151 return wfMsg('info_short');
157 function setRobotpolicy( $str ) { $this->mRobotpolicy
= $str; }
158 function setHTMLTitle( $name ) {$this->mHTMLtitle
= $name; }
159 function setPageTitle( $name ) {
160 global $action, $wgContLang;
161 $name = $wgContLang->convert($name, true);
162 $this->mPagetitle
= $name;
163 if(!empty($action)) {
164 $taction = $this->getPageTitleActionText();
165 if( !empty( $taction ) ) {
166 $name .= ' - '.$taction;
169 $this->setHTMLTitle( $name . ' - ' . wfMsg( 'wikititlesuffix' ) );
171 function getHTMLTitle() { return $this->mHTMLtitle
; }
172 function getPageTitle() { return $this->mPagetitle
; }
173 function setSubtitle( $str ) { $this->mSubtitle
= $str; }
174 function getSubtitle() { return $this->mSubtitle
; }
175 function isArticle() { return $this->mIsarticle
; }
176 function setPrintable() { $this->mPrintable
= true; }
177 function isPrintable() { return $this->mPrintable
; }
178 function setSyndicated( $show = true ) { $this->mShowFeedLinks
= $show; }
179 function isSyndicated() { return $this->mShowFeedLinks
; }
180 function setOnloadHandler( $js ) { $this->mOnloadHandler
= $js; }
181 function getOnloadHandler() { return $this->mOnloadHandler
; }
182 function disable() { $this->mDoNothing
= true; }
184 function setArticleRelated( $v ) {
185 $this->mIsArticleRelated
= $v;
187 $this->mIsarticle
= false;
190 function setArticleFlag( $v ) {
191 $this->mIsarticle
= $v;
193 $this->mIsArticleRelated
= $v;
197 function isArticleRelated() { return $this->mIsArticleRelated
; }
199 function getLanguageLinks() { return $this->mLanguageLinks
; }
200 function addLanguageLinks($newLinkArray) {
201 $this->mLanguageLinks +
= $newLinkArray;
203 function setLanguageLinks($newLinkArray) {
204 $this->mLanguageLinks
= $newLinkArray;
207 function getCategoryLinks() {
208 return $this->mCategoryLinks
;
210 function addCategoryLinks($newLinkArray) {
211 $this->mCategoryLinks +
= $newLinkArray;
213 function setCategoryLinks($newLinkArray) {
214 $this->mCategoryLinks +
= $newLinkArray;
217 function suppressQuickbar() { $this->mSuppressQuickbar
= true; }
218 function isQuickbarSuppressed() { return $this->mSuppressQuickbar
; }
220 function addHTML( $text ) { $this->mBodytext
.= $text; }
221 function clearHTML() { $this->mBodytext
= ''; }
222 function debug( $text ) { $this->mDebugtext
.= $text; }
224 function setParserOptions( $options ) {
225 return wfSetVar( $this->mParserOptions
, $options );
229 * Convert wikitext to HTML and add it to the buffer
230 * Default assumes that the current page title will
233 function addWikiText( $text, $linestart = true ) {
235 $this->addWikiTextTitle($text, $wgTitle, $linestart);
238 function addWikiTextWithTitle($text, &$title, $linestart = true) {
239 $this->addWikiTextTitle($text, $title, $linestart);
242 function addWikiTextTitle($text, &$title, $linestart) {
243 global $wgParser, $wgUseTidy;
244 $parserOutput = $wgParser->parse( $text, $title, $this->mParserOptions
, $linestart );
245 $this->mLanguageLinks +
= $parserOutput->getLanguageLinks();
246 $this->mCategoryLinks +
= $parserOutput->getCategoryLinks();
247 $this->addHTML( $parserOutput->getText() );
251 * Add wikitext to the buffer, assuming that this is the primary text for a page view
252 * Saves the text into the parser cache if possible
254 function addPrimaryWikiText( $text, $cacheArticle ) {
255 global $wgParser, $wgParserCache, $wgUser, $wgTitle, $wgUseTidy;
257 $parserOutput = $wgParser->parse( $text, $wgTitle, $this->mParserOptions
, true );
259 $text = $parserOutput->getText();
261 if ( $cacheArticle ) {
262 $wgParserCache->save( $parserOutput, $cacheArticle, $wgUser );
265 $this->mLanguageLinks +
= $parserOutput->getLanguageLinks();
266 $this->mCategoryLinks +
= $parserOutput->getCategoryLinks();
267 $this->addHTML( $text );
271 * Add the output of a QuickTemplate to the output buffer
272 * @param QuickTemplate $template
274 function addTemplate( &$template ) {
276 $template->execute();
277 $this->addHtml( ob_get_contents() );
282 * Parse wikitext and return the HTML. This is for special pages that add the text later
284 function parse( $text, $linestart = true ) {
285 global $wgParser, $wgTitle;
286 $parserOutput = $wgParser->parse( $text, $wgTitle, $this->mParserOptions
, $linestart );
287 return $parserOutput->getText();
296 function tryParserCache( $article, $user ) {
297 global $wgParserCache;
298 $parserOutput = $wgParserCache->get( $article, $user );
299 if ( $parserOutput !== false ) {
300 $this->mLanguageLinks +
= $parserOutput->getLanguageLinks();
301 $this->mCategoryLinks +
= $parserOutput->getCategoryLinks();
302 $this->addHTML( $parserOutput->getText() );
303 $t = $parserOutput->getTitleText();
305 $this->setPageTitle( $t );
314 * Set the maximum cache time on the Squid in seconds
317 function setSquidMaxage( $maxage ) {
318 $this->mSquidMaxage
= $maxage;
322 * Use enableClientCache(false) to force it to send nocache headers
325 function enableClientCache( $state ) {
326 return wfSetVar( $this->mEnableClientCache
, $state );
329 function sendCacheControl() {
330 global $wgUseSquid, $wgUseESI;
331 # don't serve compressed data to clients who can't handle it
332 # maintain different caches for logged-in users and non-logged in ones
333 header( 'Vary: Accept-Encoding, Cookie' );
334 if( $this->mEnableClientCache
) {
335 if( $wgUseSquid && ! isset( $_COOKIE[ini_get( 'session.name') ] ) &&
336 ! $this->isPrintable() && $this->mSquidMaxage
!= 0 )
339 # We'll purge the proxy cache explicitly, but require end user agents
340 # to revalidate against the proxy on each visit.
341 # Surrogate-Control controls our Squid, Cache-Control downstream caches
342 wfDebug( "** proxy caching with ESI; {$this->mLastModified} **\n", false );
343 # start with a shorter timeout for initial testing
344 # header( 'Surrogate-Control: max-age=2678400+2678400, content="ESI/1.0"');
345 header( 'Surrogate-Control: max-age='.$wgSquidMaxage.'+'.$this->mSquidMaxage
.', content="ESI/1.0"');
346 header( 'Cache-Control: s-maxage=0, must-revalidate, max-age=0' );
348 # We'll purge the proxy cache for anons explicitly, but require end user agents
349 # to revalidate against the proxy on each visit.
350 # IMPORTANT! The Squid needs to replace the Cache-Control header with
351 # Cache-Control: s-maxage=0, must-revalidate, max-age=0
352 wfDebug( "** local proxy caching; {$this->mLastModified} **\n", false );
353 # start with a shorter timeout for initial testing
354 # header( "Cache-Control: s-maxage=2678400, must-revalidate, max-age=0" );
355 header( 'Cache-Control: s-maxage='.$this->mSquidMaxage
.', must-revalidate, max-age=0' );
358 # We do want clients to cache if they can, but they *must* check for updates
359 # on revisiting the page.
360 wfDebug( "** private caching; {$this->mLastModified} **\n", false );
361 header( "Expires: -1" );
362 header( "Cache-Control: private, must-revalidate, max-age=0" );
364 if($this->mLastModified
) header( "Last-modified: {$this->mLastModified}" );
366 wfDebug( "** no caching **\n", false );
368 # In general, the absence of a last modified header should be enough to prevent
369 # the client from using its cache. We send a few other things just to make sure.
370 header( 'Expires: -1' );
371 header( 'Cache-Control: no-cache, no-store, max-age=0, must-revalidate' );
372 header( 'Pragma: no-cache' );
377 * Finally, all the text has been munged and accumulated into
378 * the object, let's actually output it:
381 global $wgUser, $wgLang, $wgDebugComments, $wgCookieExpiration;
382 global $wgInputEncoding, $wgOutputEncoding, $wgContLanguageCode;
383 global $wgDebugRedirects, $wgMimeType, $wgProfiler;
385 if( $this->mDoNothing
){
388 $fname = 'OutputPage::output';
389 wfProfileIn( $fname );
390 $sk = $wgUser->getSkin();
392 if ( '' != $this->mRedirect
) {
393 if( substr( $this->mRedirect
, 0, 4 ) != 'http' ) {
394 # Standards require redirect URLs to be absolute
396 $this->mRedirect
= $wgServer . $this->mRedirect
;
398 if( $this->mRedirectCode
== '301') {
399 if( !$wgDebugRedirects ) {
400 header("HTTP/1.1 {$this->mRedirectCode} Moved Permanently");
402 $this->mLastModified
= wfTimestamp( TS_RFC2822
);
405 $this->sendCacheControl();
407 if( $wgDebugRedirects ) {
408 $url = htmlspecialchars( $this->mRedirect
);
409 print "<html>\n<head>\n<title>Redirect</title>\n</head>\n<body>\n";
410 print "<p>Location: <a href=\"$url\">$url</a></p>\n";
411 print "</body>\n</html>\n";
413 header( 'Location: '.$this->mRedirect
);
415 if ( isset( $wgProfiler ) ) { wfDebug( $wgProfiler->getOutput() ); }
420 # Buffer output; final headers may depend on later processing
423 $this->transformBuffer();
425 # Disable temporary placeholders, so that the skin produces HTML
426 $sk->postParseLinkColour( false );
428 header( "Content-type: $wgMimeType; charset={$wgOutputEncoding}" );
429 header( 'Content-language: '.$wgContLanguageCode );
431 $exp = time() +
$wgCookieExpiration;
432 foreach( $this->mCookies
as $name => $val ) {
433 setcookie( $name, $val, $exp, '/' );
436 wfProfileIn( 'Output-skin' );
437 $sk->outputPage( $this );
438 wfProfileOut( 'Output-skin' );
440 $this->sendCacheControl();
444 function out( $ins ) {
445 global $wgInputEncoding, $wgOutputEncoding, $wgContLang;
446 if ( 0 == strcmp( $wgInputEncoding, $wgOutputEncoding ) ) {
449 $outs = $wgContLang->iconv( $wgInputEncoding, $wgOutputEncoding, $ins );
450 if ( false === $outs ) { $outs = $ins; }
455 function setEncodings() {
456 global $wgInputEncoding, $wgOutputEncoding;
457 global $wgUser, $wgContLang;
459 $wgInputEncoding = strtolower( $wgInputEncoding );
461 if( $wgUser->getOption( 'altencoding' ) ) {
462 $wgContLang->setAltEncoding();
466 if ( empty( $_SERVER['HTTP_ACCEPT_CHARSET'] ) ) {
467 $wgOutputEncoding = strtolower( $wgOutputEncoding );
472 # This code is unused anyway!
473 # Commenting out. --bv 2003-11-15
475 $a = explode( ",", $_SERVER['HTTP_ACCEPT_CHARSET'] );
479 foreach ( $a as $s ) {
480 if ( preg_match( "/(.*);q=(.*)/", $s, $m ) ) {
492 #if ( "*" == $bestset ) { $bestset = "iso-8859-1"; }
493 if ( "*" == $bestset ) { $bestset = $wgOutputEncoding; }
494 $wgOutputEncoding = strtolower( $bestset );
499 $wgOutputEncoding = $wgInputEncoding;
503 * Returns a HTML comment with the elapsed time since request.
504 * This method has no side effects.
507 function reportTime() {
508 global $wgRequestTime;
511 list( $usec, $sec ) = explode( ' ', $wgRequestTime );
512 $start = (float)$sec +
(float)$usec;
513 $elapsed = $now - $start;
515 # Use real server name if available, so we know which machine
516 # in a server farm generated the current page.
517 if ( function_exists( 'posix_uname' ) ) {
518 $uname = @posix_uname
();
522 if( is_array( $uname ) && isset( $uname['nodename'] ) ) {
523 $hostname = $uname['nodename'];
525 # This may be a virtual server.
526 $hostname = $_SERVER['SERVER_NAME'];
528 $com = sprintf( "<!-- Served by %s in %01.2f secs. -->",
529 $hostname, $elapsed );
534 * Note: these arguments are keys into wfMsg(), not text!
536 function errorpage( $title, $msg ) {
539 $this->mDebugtext
.= 'Original title: ' .
540 $wgTitle->getPrefixedText() . "\n";
541 $this->setPageTitle( wfMsg( $title ) );
542 $this->setHTMLTitle( wfMsg( 'errorpagetitle' ) );
543 $this->setRobotpolicy( 'noindex,nofollow' );
544 $this->setArticleRelated( false );
545 $this->enableClientCache( false );
546 $this->mRedirect
= '';
548 $this->mBodytext
= '';
549 $this->addWikiText( wfMsg( $msg ) );
550 $this->returnToMain( false );
556 function sysopRequired() {
559 $this->setPageTitle( wfMsg( 'sysoptitle' ) );
560 $this->setHTMLTitle( wfMsg( 'errorpagetitle' ) );
561 $this->setRobotpolicy( 'noindex,nofollow' );
562 $this->setArticleRelated( false );
563 $this->mBodytext
= '';
565 $sk = $wgUser->getSkin();
566 $ap = $sk->makeKnownLink( wfMsgForContent( 'administrators' ), '' );
567 $this->addHTML( wfMsg( 'sysoptext', $ap ) );
568 $this->returnToMain();
571 function developerRequired() {
574 $this->setPageTitle( wfMsg( 'developertitle' ) );
575 $this->setHTMLTitle( wfMsg( 'errorpagetitle' ) );
576 $this->setRobotpolicy( 'noindex,nofollow' );
577 $this->setArticleRelated( false );
578 $this->mBodytext
= '';
580 $sk = $wgUser->getSkin();
581 $ap = $sk->makeKnownLink( wfMsgForContent( 'administrators' ), '' );
582 $this->addHTML( wfMsg( 'developertext', $ap ) );
583 $this->returnToMain();
586 function loginToUse() {
587 global $wgUser, $wgTitle, $wgContLang;
589 $this->setPageTitle( wfMsg( 'loginreqtitle' ) );
590 $this->setHTMLTitle( wfMsg( 'errorpagetitle' ) );
591 $this->setRobotpolicy( 'noindex,nofollow' );
592 $this->setArticleFlag( false );
593 $this->mBodytext
= '';
594 $this->addWikiText( wfMsg( 'loginreqtext' ) );
596 # We put a comment in the .html file so a Sysop can diagnose the page the
598 $this->addHTML( "\n<!--" .
599 $wgContLang->getNsText( $wgTitle->getNamespace() ) .
601 $wgTitle->getDBkey() . '-->' );
602 $this->returnToMain(); # Flip back to the main page after 10 seconds.
605 function databaseError( $fname, $sql, $error, $errno ) {
606 global $wgUser, $wgCommandLineMode, $wgShowSQLErrors;
608 $this->setPageTitle( wfMsgNoDB( 'databaseerror' ) );
609 $this->setRobotpolicy( 'noindex,nofollow' );
610 $this->setArticleRelated( false );
611 $this->enableClientCache( false );
612 $this->mRedirect
= '';
614 if( !$wgShowSQLErrors ) {
615 $sql = wfMsg( 'sqlhidden' );
618 if ( $wgCommandLineMode ) {
619 $msg = wfMsgNoDB( 'dberrortextcl', htmlspecialchars( $sql ),
620 htmlspecialchars( $fname ), $errno, htmlspecialchars( $error ) );
622 $msg = wfMsgNoDB( 'dberrortext', htmlspecialchars( $sql ),
623 htmlspecialchars( $fname ), $errno, htmlspecialchars( $error ) );
626 if ( $wgCommandLineMode ||
!is_object( $wgUser )) {
630 $this->mBodytext
= $msg;
635 function readOnlyPage( $source = null, $protected = false ) {
636 global $wgUser, $wgReadOnlyFile;
638 $this->setRobotpolicy( 'noindex,nofollow' );
639 $this->setArticleRelated( false );
642 $this->setPageTitle( wfMsg( 'viewsource' ) );
643 $this->addWikiText( wfMsg( 'protectedtext' ) );
645 $this->setPageTitle( wfMsg( 'readonly' ) );
646 $reason = file_get_contents( $wgReadOnlyFile );
647 $this->addWikiText( wfMsg( 'readonlytext', $reason ) );
650 if( is_string( $source ) ) {
651 if( strcmp( $source, '' ) == 0 ) {
652 $source = wfMsg( 'noarticletext' );
654 $rows = $wgUser->getOption( 'rows' );
655 $cols = $wgUser->getOption( 'cols' );
656 $text = "\n<textarea cols='$cols' rows='$rows' readonly='readonly'>" .
657 htmlspecialchars( $source ) . "\n</textarea>";
658 $this->addHTML( $text );
661 $this->returnToMain( false );
664 function fatalError( $message ) {
665 $this->setPageTitle( wfMsg( "internalerror" ) );
666 $this->setRobotpolicy( "noindex,nofollow" );
667 $this->setArticleRelated( false );
668 $this->enableClientCache( false );
669 $this->mRedirect
= '';
671 $this->mBodytext
= $message;
676 function unexpectedValueError( $name, $val ) {
677 $this->fatalError( wfMsg( 'unexpected', $name, $val ) );
680 function fileCopyError( $old, $new ) {
681 $this->fatalError( wfMsg( 'filecopyerror', $old, $new ) );
684 function fileRenameError( $old, $new ) {
685 $this->fatalError( wfMsg( 'filerenameerror', $old, $new ) );
688 function fileDeleteError( $name ) {
689 $this->fatalError( wfMsg( 'filedeleteerror', $name ) );
692 function fileNotFoundError( $name ) {
693 $this->fatalError( wfMsg( 'filenotfound', $name ) );
697 * return from error messages or notes
698 * @param $auto automatically redirect the user after 10 seconds
699 * @param $returnto page title to return to. Default is Main Page.
701 function returnToMain( $auto = true, $returnto = NULL ) {
702 global $wgUser, $wgOut, $wgRequest;
704 if ( $returnto == NULL ) {
705 $returnto = $wgRequest->getText( 'returnto' );
707 $returnto = htmlspecialchars( $returnto );
709 $sk = $wgUser->getSkin();
710 if ( '' == $returnto ) {
711 $returnto = wfMsgForContent( 'mainpage' );
713 $link = $sk->makeKnownLink( $returnto, '' );
715 $r = wfMsg( 'returnto', $link );
717 $titleObj = Title
::newFromText( $returnto );
718 $wgOut->addMeta( 'http:Refresh', '10;url=' . $titleObj->escapeFullURL() );
720 $wgOut->addHTML( "\n<p>$r</p>\n" );
724 * This function takes the existing and broken links for the page
725 * and uses the first 10 of them for META keywords
727 function addMetaTags () {
728 global $wgLinkCache , $wgOut ;
729 $good = array_keys ( $wgLinkCache->mGoodLinks
) ;
730 $bad = array_keys ( $wgLinkCache->mBadLinks
) ;
731 $a = array_merge ( $good , $bad ) ;
732 $a = array_slice ( $a , 0 , 10 ) ; # 10 keywords max
733 $a = implode ( ',' , $a ) ;
738 $a = htmlspecialchars(preg_replace(array_keys($strip), array_values($strip),$a ));
740 $wgOut->addMeta ( 'KEYWORDS' , $a ) ;
747 function headElement() {
748 global $wgDocType, $wgDTD, $wgContLanguageCode, $wgOutputEncoding, $wgMimeType;
749 global $wgUser, $wgContLang, $wgRequest;
751 if( $wgMimeType == 'text/xml' ||
$wgMimeType == 'application/xhtml+xml' ||
$wgMimeType == 'application/xml' ) {
752 $ret = "<?xml version=\"1.0\" encoding=\"$wgOutputEncoding\" ?>\n";
757 $ret .= "<!DOCTYPE html PUBLIC \"$wgDocType\"\n \"$wgDTD\">\n";
759 if ( "" == $this->mHTMLtitle
) {
760 $this->mHTMLtitle
= wfMsg( "pagetitle", $this->mPagetitle
);
763 $rtl = $wgContLang->isRTL() ?
" dir='RTL'" : '';
764 $ret .= "<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"$wgContLanguageCode\" lang=\"$wgContLanguageCode\" $rtl>\n";
765 $ret .= "<head>\n<title>" . htmlspecialchars( $this->mHTMLtitle
) . "</title>\n";
766 array_push( $this->mMetatags
, array( "http:Content-type", "$wgMimeType; charset={$wgOutputEncoding}" ) );
768 $ret .= $this->getHeadLinks();
770 if( $this->isPrintable() ) {
773 $media = "media='print'";
775 $printsheet = htmlspecialchars( "$wgStylePath/common/wikiprintable.css" );
776 $ret .= "<link rel='stylesheet' type='text/css' $media href='$printsheet' />\n";
778 $sk = $wgUser->getSkin();
779 $ret .= $sk->getHeadScripts();
780 $ret .= $this->mScripts
;
781 $ret .= $sk->getUserStyles();
787 function getHeadLinks() {
788 global $wgRequest, $wgStylePath;
790 foreach ( $this->mMetatags
as $tag ) {
791 if ( 0 == strcasecmp( 'http:', substr( $tag[0], 0, 5 ) ) ) {
793 $tag[0] = substr( $tag[0], 5 );
797 $ret .= "<meta $a=\"{$tag[0]}\" content=\"{$tag[1]}\" />\n";
799 $p = $this->mRobotpolicy
;
800 if ( '' == $p ) { $p = 'index,follow'; }
801 $ret .= "<meta name=\"robots\" content=\"$p\" />\n";
803 if ( count( $this->mKeywords
) > 0 ) {
808 $ret .= "<meta name=\"keywords\" content=\"" .
809 htmlspecialchars(preg_replace(array_keys($strip), array_values($strip),implode( ",", $this->mKeywords
))) . "\" />\n";
811 foreach ( $this->mLinktags
as $tag ) {
813 foreach( $tag as $attr => $val ) {
814 $ret .= " $attr=\"" . htmlspecialchars( $val ) . "\"";
818 if( $this->isSyndicated() ) {
819 # FIXME: centralize the mime-type and name information in Feed.php
820 $link = $wgRequest->escapeAppendQuery( 'feed=rss' );
821 $ret .= "<link rel='alternate' type='application/rss+xml' title='RSS 2.0' href='$link' />\n";
822 $link = $wgRequest->escapeAppendQuery( 'feed=atom' );
823 $ret .= "<link rel='alternate' type='application/rss+atom' title='Atom 0.3' href='$link' />\n";
830 * Run any necessary pre-output transformations on the buffer text
832 function transformBuffer( $options = 0 ) {
837 * Turn off regular page output and return an error reponse
838 * for when rate limiting has triggered.
842 function rateLimited() {
845 wfHttpError( 500, 'Internal Server Error',
846 'Sorry, the server has encountered an internal error. ' .
847 'Please wait a moment and hit "refresh" to submit the request again.' );