3 * User interface for page actions.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * http://www.gnu.org/copyleft/gpl.html
22 use MediaWiki\MediaWikiServices
;
23 use MediaWiki\Revision\MutableRevisionRecord
;
24 use MediaWiki\Revision\RevisionRecord
;
25 use MediaWiki\Revision\SlotRecord
;
28 * Class for viewing MediaWiki article and history.
30 * This maintains WikiPage functions for backwards compatibility.
32 * @todo Move and rewrite code to an Action class
34 * Note: edit user interface and cache support functions have been
35 * moved to separate EditPage and HTMLFileCache classes.
37 class Article
implements Page
{
39 * @var IContextSource|null The context this Article is executed in.
40 * If null, RequestContext::getMain() is used.
44 /** @var WikiPage|null The WikiPage object of this instance */
48 * @var ParserOptions|null ParserOptions object for $wgUser articles.
49 * Initialized by getParserOptions by calling $this->mPage->makeParserOptions().
51 public $mParserOptions;
54 * @var Content|null Content of the main slot of $this->mRevision.
55 * @note This variable is read only, setting it has no effect.
56 * Extensions that wish to override the output of Article::view should use a hook.
57 * @todo MCR: Remove in 1.33
58 * @deprecated since 1.32
61 public $mContentObject;
64 * @var bool Is the target revision loaded? Set by fetchRevisionRecord().
66 * @deprecated since 1.32. Whether content has been loaded should not be relevant to
67 * code outside this class.
69 public $mContentLoaded = false;
72 * @var int|null The oldid of the article that was requested to be shown,
73 * 0 for the current revision.
78 /** @var Title|null Title from which we were redirected here, if any. */
79 public $mRedirectedFrom = null;
81 /** @var string|bool URL to redirect to or false if none */
82 public $mRedirectUrl = false;
85 * @var int Revision ID of revision that was loaded.
87 * @deprecated since 1.32, use getRevIdFetched() instead.
89 public $mRevIdFetched = 0;
92 * @var Status|null represents the outcome of fetchRevisionRecord().
93 * $fetchResult->value is the RevisionRecord object, if the operation was successful.
95 * The information in $fetchResult is duplicated by the following deprecated public fields:
96 * $mRevIdFetched, $mContentLoaded. $mRevision (and $mContentObject) also typically duplicate
97 * information of the loaded revision, but may be overwritten by extensions or due to errors.
99 private $fetchResult = null;
102 * @var Revision|null Revision to be shown. Initialized by getOldIDFromRequest()
103 * or fetchContentObject(). Normally loaded from the database, but may be replaced
104 * by an extension, or be a fake representing an error message or some such.
105 * While the output of Article::view is typically based on this revision,
106 * it may be overwritten by error messages or replaced by extensions.
108 public $mRevision = null;
111 * @var ParserOutput|null|false The ParserOutput generated for viewing the page,
112 * initialized by view(). If no ParserOutput could be generated, this is set to false.
113 * @deprecated since 1.32
115 public $mParserOutput = null;
118 * @var bool Whether render() was called. With the way subclasses work
119 * here, there doesn't seem to be any other way to stop calling
120 * OutputPage::enableSectionEditLinks() and still have it work as it did before.
122 protected $viewIsRenderAction = false;
125 * Constructor and clear the article
126 * @param Title $title Reference to a Title object.
127 * @param int|null $oldId Revision ID, null to fetch from request, zero for current
129 public function __construct( Title
$title, $oldId = null ) {
130 $this->mOldId
= $oldId;
131 $this->mPage
= $this->newPage( $title );
135 * @param Title $title
138 protected function newPage( Title
$title ) {
139 return new WikiPage( $title );
143 * Constructor from a page id
144 * @param int $id Article ID to load
145 * @return Article|null
147 public static function newFromID( $id ) {
148 $t = Title
::newFromID( $id );
149 return $t == null ?
null : new static( $t );
153 * Create an Article object of the appropriate class for the given page.
155 * @param Title $title
156 * @param IContextSource $context
159 public static function newFromTitle( $title, IContextSource
$context ) {
160 if ( NS_MEDIA
== $title->getNamespace() ) {
161 // XXX: This should not be here, but where should it go?
162 $title = Title
::makeTitle( NS_FILE
, $title->getDBkey() );
166 Hooks
::run( 'ArticleFromTitle', [ &$title, &$page, $context ] );
168 switch ( $title->getNamespace() ) {
170 $page = new ImagePage( $title );
173 $page = new CategoryPage( $title );
176 $page = new Article( $title );
179 $page->setContext( $context );
185 * Create an Article object of the appropriate class for the given page.
187 * @param WikiPage $page
188 * @param IContextSource $context
191 public static function newFromWikiPage( WikiPage
$page, IContextSource
$context ) {
192 $article = self
::newFromTitle( $page->getTitle(), $context );
193 $article->mPage
= $page; // override to keep process cached vars
198 * Get the page this view was redirected from
202 public function getRedirectedFrom() {
203 return $this->mRedirectedFrom
;
207 * Tell the page view functions that this view was redirected
208 * from another page on the wiki.
211 public function setRedirectedFrom( Title
$from ) {
212 $this->mRedirectedFrom
= $from;
216 * Get the title object of the article
218 * @return Title Title object of this page
220 public function getTitle() {
221 return $this->mPage
->getTitle();
225 * Get the WikiPage object of this instance
230 public function getPage() {
237 public function clear() {
238 $this->mContentLoaded
= false;
240 $this->mRedirectedFrom
= null; # Title object if set
241 $this->mRevIdFetched
= 0;
242 $this->mRedirectUrl
= false;
243 $this->mRevision
= null;
244 $this->mContentObject
= null;
245 $this->fetchResult
= null;
247 // TODO hard-deprecate direct access to public fields
249 $this->mPage
->clear();
253 * Returns a Content object representing the pages effective display content,
254 * not necessarily the revision's content!
256 * Note that getContent does not follow redirects anymore.
257 * If you need to fetch redirectable content easily, try
258 * the shortcut in WikiPage::getRedirectTarget()
260 * This function has side effects! Do not use this function if you
261 * only want the real revision text if any.
263 * @deprecated since 1.32, use getRevisionFetched() or fetchRevisionRecord() instead.
269 protected function getContentObject() {
270 if ( $this->mPage
->getId() === 0 ) {
271 $content = $this->getSubstituteContent();
273 $this->fetchContentObject();
274 $content = $this->mContentObject
;
281 * Returns Content object to use when the page does not exist.
285 private function getSubstituteContent() {
286 # If this is a MediaWiki:x message, then load the messages
287 # and return the message value for x.
288 if ( $this->getTitle()->getNamespace() == NS_MEDIAWIKI
) {
289 $text = $this->getTitle()->getDefaultMessageText();
290 if ( $text === false ) {
294 $content = ContentHandler
::makeContent( $text, $this->getTitle() );
296 $message = $this->getContext()->getUser()->isLoggedIn() ?
'noarticletext' : 'noarticletextanon';
297 $content = new MessageContent( $message, null );
304 * Returns ParserOutput to use when a page does not exist. In some cases, we still want to show
305 * "virtual" content, e.g. in the MediaWiki namespace, or in the File namespace for non-local
308 * @param ParserOptions $options
310 * @return ParserOutput
312 protected function getEmptyPageParserOutput( ParserOptions
$options ) {
313 $content = $this->getSubstituteContent();
315 return $content->getParserOutput( $this->getTitle(), 0, $options );
319 * @see getOldIDFromRequest()
320 * @see getRevIdFetched()
322 * @return int The oldid of the article that is was requested in the constructor or via the
323 * context's WebRequest.
325 public function getOldID() {
326 if ( is_null( $this->mOldId
) ) {
327 $this->mOldId
= $this->getOldIDFromRequest();
330 return $this->mOldId
;
334 * Sets $this->mRedirectUrl to a correct URL if the query parameters are incorrect
336 * @return int The old id for the request
338 public function getOldIDFromRequest() {
339 $this->mRedirectUrl
= false;
341 $request = $this->getContext()->getRequest();
342 $oldid = $request->getIntOrNull( 'oldid' );
344 if ( $oldid === null ) {
348 if ( $oldid !== 0 ) {
349 # Load the given revision and check whether the page is another one.
350 # In that case, update this instance to reflect the change.
351 if ( $oldid === $this->mPage
->getLatest() ) {
352 $this->mRevision
= $this->mPage
->getRevision();
354 $this->mRevision
= Revision
::newFromId( $oldid );
355 if ( $this->mRevision
!== null ) {
356 // Revision title doesn't match the page title given?
357 if ( $this->mPage
->getId() != $this->mRevision
->getPage() ) {
358 $function = get_class( $this->mPage
) . '::newFromID';
359 $this->mPage
= $function( $this->mRevision
->getPage() );
365 if ( $request->getVal( 'direction' ) == 'next' ) {
366 $nextid = $this->getTitle()->getNextRevisionID( $oldid );
369 $this->mRevision
= null;
371 $this->mRedirectUrl
= $this->getTitle()->getFullURL( 'redirect=no' );
373 } elseif ( $request->getVal( 'direction' ) == 'prev' ) {
374 $previd = $this->getTitle()->getPreviousRevisionID( $oldid );
377 $this->mRevision
= null;
381 $this->mRevIdFetched
= $this->mRevision ?
$this->mRevision
->getId() : 0;
387 * Get text content object
388 * Does *NOT* follow redirects.
389 * @todo When is this null?
390 * @deprecated since 1.32, use fetchRevisionRecord() instead.
392 * @note Code that wants to retrieve page content from the database should
393 * use WikiPage::getContent().
395 * @return Content|null|bool
399 protected function fetchContentObject() {
400 if ( !$this->mContentLoaded
) {
401 $this->fetchRevisionRecord();
404 return $this->mContentObject
;
408 * Fetches the revision to work on.
409 * The revision is typically loaded from the database, but may also be a fake representing
410 * an error message or content supplied by an extension. Refer to $this->fetchResult for
411 * the revision actually loaded from the database, and any errors encountered while doing
414 * @return RevisionRecord|null
416 protected function fetchRevisionRecord() {
417 if ( $this->fetchResult
) {
418 return $this->mRevision ?
$this->mRevision
->getRevisionRecord() : null;
421 $this->mContentLoaded
= true;
422 $this->mContentObject
= null;
424 $oldid = $this->getOldID();
426 // $this->mRevision might already be fetched by getOldIDFromRequest()
427 if ( !$this->mRevision
) {
429 $this->mRevision
= $this->mPage
->getRevision();
431 if ( !$this->mRevision
) {
432 wfDebug( __METHOD__
. " failed to find page data for title " .
433 $this->getTitle()->getPrefixedText() . "\n" );
435 // Just for sanity, output for this case is done by showMissingArticle().
436 $this->fetchResult
= Status
::newFatal( 'noarticletext' );
437 $this->applyContentOverride( $this->makeFetchErrorContent() );
441 $this->mRevision
= Revision
::newFromId( $oldid );
443 if ( !$this->mRevision
) {
444 wfDebug( __METHOD__
. " failed to load revision, rev_id $oldid\n" );
446 $this->fetchResult
= Status
::newFatal( 'missing-revision', $oldid );
447 $this->applyContentOverride( $this->makeFetchErrorContent() );
453 $this->mRevIdFetched
= $this->mRevision
->getId();
454 $this->fetchResult
= Status
::newGood( $this->mRevision
);
456 if ( !$this->mRevision
->userCan( Revision
::DELETED_TEXT
, $this->getContext()->getUser() ) ) {
457 wfDebug( __METHOD__
. " failed to retrieve content of revision " .
458 $this->mRevision
->getId() . "\n" );
460 // Just for sanity, output for this case is done by showDeletedRevisionHeader().
461 $this->fetchResult
= Status
::newFatal( 'rev-deleted-text-permission' );
462 $this->applyContentOverride( $this->makeFetchErrorContent() );
466 if ( Hooks
::isRegistered( 'ArticleAfterFetchContentObject' ) ) {
467 $contentObject = $this->mRevision
->getContent(
468 Revision
::FOR_THIS_USER
,
469 $this->getContext()->getUser()
472 $hookContentObject = $contentObject;
474 // Avoid PHP 7.1 warning of passing $this by reference
475 $articlePage = $this;
478 'ArticleAfterFetchContentObject',
479 [ &$articlePage, &$hookContentObject ],
483 if ( $hookContentObject !== $contentObject ) {
484 // A hook handler is trying to override the content
485 $this->applyContentOverride( $hookContentObject );
490 $this->mContentObject
= $this->mRevision
->getContent(
491 Revision
::FOR_THIS_USER
,
492 $this->getContext()->getUser()
495 return $this->mRevision
->getRevisionRecord();
499 * Returns a Content object representing any error in $this->fetchContent, or null
500 * if there is no such error.
502 * @return Content|null
504 private function makeFetchErrorContent() {
505 if ( !$this->fetchResult ||
$this->fetchResult
->isOK() ) {
509 return new MessageContent( $this->fetchResult
->getMessage() );
513 * Applies a content override by constructing a fake Revision object and assigning
514 * it to mRevision. The fake revision will not have a user, timestamp or summary set.
516 * This mechanism exists mainly to accommodate extensions that use the
517 * ArticleAfterFetchContentObject. Once that hook has been removed, there should no longer
518 * be a need for a fake revision object. fetchRevisionRecord() presently also uses this mechanism
519 * to report errors, but that could be changed to use $this->fetchResult instead.
521 * @param Content $override Content to be used instead of the actual page content,
522 * coming from an extension or representing an error message.
524 private function applyContentOverride( Content
$override ) {
525 // Construct a fake revision
526 $rev = new MutableRevisionRecord( $this->getTitle() );
527 $rev->setContent( SlotRecord
::MAIN
, $override );
529 $this->mRevision
= new Revision( $rev );
532 $this->mContentObject
= $override;
536 * Returns true if the currently-referenced revision is the current edit
537 * to this page (and it exists).
540 public function isCurrent() {
541 # If no oldid, this is the current version.
542 if ( $this->getOldID() == 0 ) {
546 return $this->mPage
->exists() && $this->mRevision
&& $this->mRevision
->isCurrent();
550 * Get the fetched Revision object depending on request parameters or null
551 * on failure. The revision returned may be a fake representing an error message or
552 * wrapping content supplied by an extension. Refer to $this->fetchResult for the
553 * revision actually loaded from the database.
556 * @return Revision|null
558 public function getRevisionFetched() {
559 $this->fetchRevisionRecord();
561 if ( $this->fetchResult
->isOK() ) {
562 return $this->mRevision
;
567 * Use this to fetch the rev ID used on page views
569 * Before fetchRevisionRecord was called, this returns the page's latest revision,
570 * regardless of what getOldID() returns.
572 * @return int Revision ID of last article revision
574 public function getRevIdFetched() {
575 if ( $this->fetchResult
&& $this->fetchResult
->isOK() ) {
576 return $this->fetchResult
->value
->getId();
578 return $this->mPage
->getLatest();
583 * This is the default action of the index.php entry point: just view the
584 * page of the given title.
586 public function view() {
587 global $wgUseFileCache, $wgDebugToolbar;
589 # Get variables from query string
590 # As side effect this will load the revision and update the title
591 # in a revision ID is passed in the request, so this should remain
592 # the first call of this method even if $oldid is used way below.
593 $oldid = $this->getOldID();
595 $user = $this->getContext()->getUser();
596 # Another whitelist check in case getOldID() is altering the title
597 $permErrors = $this->getTitle()->getUserPermissionsErrors( 'read', $user );
598 if ( count( $permErrors ) ) {
599 wfDebug( __METHOD__
. ": denied on secondary read check\n" );
600 throw new PermissionsError( 'read', $permErrors );
603 $outputPage = $this->getContext()->getOutput();
604 # getOldID() may as well want us to redirect somewhere else
605 if ( $this->mRedirectUrl
) {
606 $outputPage->redirect( $this->mRedirectUrl
);
607 wfDebug( __METHOD__
. ": redirecting due to oldid\n" );
612 # If we got diff in the query, we want to see a diff page instead of the article.
613 if ( $this->getContext()->getRequest()->getCheck( 'diff' ) ) {
614 wfDebug( __METHOD__
. ": showing diff page\n" );
615 $this->showDiffPage();
620 # Set page title (may be overridden by DISPLAYTITLE)
621 $outputPage->setPageTitle( $this->getTitle()->getPrefixedText() );
623 $outputPage->setArticleFlag( true );
624 # Allow frames by default
625 $outputPage->allowClickjacking();
627 $parserCache = MediaWikiServices
::getInstance()->getParserCache();
629 $parserOptions = $this->getParserOptions();
631 # Render printable version, use printable version cache
632 if ( $outputPage->isPrintable() ) {
633 $parserOptions->setIsPrintable( true );
634 $poOptions['enableSectionEditLinks'] = false;
635 } elseif ( $this->viewIsRenderAction
636 ||
!$this->isCurrent() ||
!$this->getTitle()->quickUserCan( 'edit', $user )
638 $poOptions['enableSectionEditLinks'] = false;
641 # Try client and file cache
642 if ( !$wgDebugToolbar && $oldid === 0 && $this->mPage
->checkTouched() ) {
643 # Try to stream the output from file cache
644 if ( $wgUseFileCache && $this->tryFileCache() ) {
645 wfDebug( __METHOD__
. ": done file cache\n" );
646 # tell wgOut that output is taken care of
647 $outputPage->disable();
648 $this->mPage
->doViewUpdates( $user, $oldid );
654 # Should the parser cache be used?
655 $useParserCache = $this->mPage
->shouldCheckParserCache( $parserOptions, $oldid );
656 wfDebug( 'Article::view using parser cache: ' . ( $useParserCache ?
'yes' : 'no' ) . "\n" );
657 if ( $user->getStubThreshold() ) {
658 MediaWikiServices
::getInstance()->getStatsdDataFactory()->increment( 'pcache_miss_stub' );
661 $this->showRedirectedFromHeader();
662 $this->showNamespaceHeader();
664 # Iterate through the possible ways of constructing the output text.
665 # Keep going until $outputDone is set, or we run out of things to do.
668 $this->mParserOutput
= false;
670 while ( !$outputDone && ++
$pass ) {
673 // Avoid PHP 7.1 warning of passing $this by reference
674 $articlePage = $this;
675 Hooks
::run( 'ArticleViewHeader', [ &$articlePage, &$outputDone, &$useParserCache ] );
678 # Early abort if the page doesn't exist
679 if ( !$this->mPage
->exists() ) {
680 wfDebug( __METHOD__
. ": showing missing article\n" );
681 $this->showMissingArticle();
682 $this->mPage
->doViewUpdates( $user );
686 # Try the parser cache
687 if ( $useParserCache ) {
688 $this->mParserOutput
= $parserCache->get( $this->mPage
, $parserOptions );
690 if ( $this->mParserOutput
!== false ) {
692 wfDebug( __METHOD__
. ": showing parser cache contents for current rev permalink\n" );
693 $this->setOldSubtitle( $oldid );
695 wfDebug( __METHOD__
. ": showing parser cache contents\n" );
697 $outputPage->addParserOutput( $this->mParserOutput
, $poOptions );
698 # Ensure that UI elements requiring revision ID have
699 # the correct version information.
700 $outputPage->setRevisionId( $this->mPage
->getLatest() );
701 # Preload timestamp to avoid a DB hit
702 $cachedTimestamp = $this->mParserOutput
->getTimestamp();
703 if ( $cachedTimestamp !== null ) {
704 $outputPage->setRevisionTimestamp( $cachedTimestamp );
705 $this->mPage
->setTimestamp( $cachedTimestamp );
712 # Are we looking at an old revision
713 $rev = $this->fetchRevisionRecord();
714 if ( $oldid && $this->fetchResult
->isOK() ) {
715 $this->setOldSubtitle( $oldid );
717 if ( !$this->showDeletedRevisionHeader() ) {
718 wfDebug( __METHOD__
. ": cannot view deleted revision\n" );
723 # Ensure that UI elements requiring revision ID have
724 # the correct version information.
725 $outputPage->setRevisionId( $this->getRevIdFetched() );
726 # Preload timestamp to avoid a DB hit
727 $outputPage->setRevisionTimestamp( $this->mPage
->getTimestamp() );
729 # Pages containing custom CSS or JavaScript get special treatment
730 if ( $this->getTitle()->isSiteConfigPage() ||
$this->getTitle()->isUserConfigPage() ) {
731 $dir = $this->getContext()->getLanguage()->getDir();
732 $lang = $this->getContext()->getLanguage()->getHtmlCode();
734 $outputPage->wrapWikiMsg(
735 "<div id='mw-clearyourcache' lang='$lang' dir='$dir' class='mw-content-$dir'>\n$1\n</div>",
738 } elseif ( !Hooks
::run( 'ArticleRevisionViewCustom', [
745 // NOTE: sync with hooks called in DifferenceEngine::renderNewRevision()
746 // Allow extensions do their own custom view for certain pages
748 } elseif ( !Hooks
::run( 'ArticleContentViewCustom',
749 [ $this->fetchContentObject(), $this->getTitle(), $outputPage ], '1.32' )
751 // NOTE: sync with hooks called in DifferenceEngine::renderNewRevision()
752 // Allow extensions do their own custom view for certain pages
757 # Run the parse, protected by a pool counter
758 wfDebug( __METHOD__
. ": doing uncached parse\n" );
760 $rev = $this->fetchRevisionRecord();
764 $poolArticleView = new PoolWorkArticleView(
767 $this->getRevIdFetched(),
770 // permission checking was done earlier via showDeletedRevisionHeader()
773 $ok = $poolArticleView->execute();
774 $error = $poolArticleView->getError();
775 $this->mParserOutput
= $poolArticleView->getParserOutput() ?
: null;
777 # Don't cache a dirty ParserOutput object
778 if ( $poolArticleView->getIsDirty() ) {
779 $outputPage->setCdnMaxage( 0 );
780 $outputPage->addHTML( "<!-- parser cache is expired, " .
781 "sending anyway due to pool overload-->\n" );
789 $outputPage->clearHTML(); // for release() errors
790 $outputPage->enableClientCache( false );
791 $outputPage->setRobotPolicy( 'noindex,nofollow' );
793 $errortext = $error->getWikiText( false, 'view-pool-error' );
794 $outputPage->wrapWikiTextAsInterface( 'errorbox', $errortext );
796 # Connection or timeout error
800 if ( $this->mParserOutput
) {
801 $outputPage->addParserOutput( $this->mParserOutput
, $poOptions );
804 if ( $rev && $this->getRevisionRedirectTarget( $rev ) ) {
805 $outputPage->addSubtitle( "<span id=\"redirectsub\">" .
806 $this->getContext()->msg( 'redirectpagesub' )->parse() . "</span>" );
811 # Should be unreachable, but just in case...
817 // Get the ParserOutput actually *displayed* here.
818 // Note that $this->mParserOutput is the *current*/oldid version output.
819 // Note that the ArticleViewHeader hook is allowed to set $outputDone to a
820 // ParserOutput instance.
821 $pOutput = ( $outputDone instanceof ParserOutput
)
822 ?
$outputDone // object fetched by hook
823 : ( $this->mParserOutput ?
: null ); // ParserOutput or null, avoid false
825 # Adjust title for main page & pages with displaytitle
827 $this->adjustDisplayTitle( $pOutput );
830 # For the main page, overwrite the <title> element with the con-
831 # tents of 'pagetitle-view-mainpage' instead of the default (if
833 # This message always exists because it is in the i18n files
834 if ( $this->getTitle()->isMainPage() ) {
835 $msg = wfMessage( 'pagetitle-view-mainpage' )->inContentLanguage();
836 if ( !$msg->isDisabled() ) {
837 $outputPage->setHTMLTitle( $msg->title( $this->getTitle() )->text() );
841 # Use adaptive TTLs for CDN so delayed/failed purges are noticed less often.
842 # This could use getTouched(), but that could be scary for major template edits.
843 $outputPage->adaptCdnTTL( $this->mPage
->getTimestamp(), IExpiringStore
::TTL_DAY
);
845 # Check for any __NOINDEX__ tags on the page using $pOutput
846 $policy = $this->getRobotPolicy( 'view', $pOutput ?
: null );
847 $outputPage->setIndexPolicy( $policy['index'] );
848 $outputPage->setFollowPolicy( $policy['follow'] ); // FIXME: test this
850 $this->showViewFooter();
851 $this->mPage
->doViewUpdates( $user, $oldid ); // FIXME: test this
853 # Load the postEdit module if the user just saved this revision
854 # See also EditPage::setPostEditCookie
855 $request = $this->getContext()->getRequest();
856 $cookieKey = EditPage
::POST_EDIT_COOKIE_KEY_PREFIX
. $this->getRevIdFetched();
857 $postEdit = $request->getCookie( $cookieKey );
859 # Clear the cookie. This also prevents caching of the response.
860 $request->response()->clearCookie( $cookieKey );
861 $outputPage->addJsConfigVars( 'wgPostEdit', $postEdit );
862 $outputPage->addModules( 'mediawiki.action.view.postEdit' ); // FIXME: test this
867 * @param RevisionRecord $revision
870 private function getRevisionRedirectTarget( RevisionRecord
$revision ) {
871 // TODO: find a *good* place for the code that determines the redirect target for
873 // NOTE: Use main slot content. Compare code in DerivedPageDataUpdater::revisionIsRedirect.
874 $content = $revision->getContent( SlotRecord
::MAIN
);
875 return $content ?
$content->getRedirectTarget() : null;
879 * Adjust title for pages with displaytitle, -{T|}- or language conversion
880 * @param ParserOutput $pOutput
882 public function adjustDisplayTitle( ParserOutput
$pOutput ) {
883 $out = $this->getContext()->getOutput();
885 # Adjust the title if it was set by displaytitle, -{T|}- or language conversion
886 $titleText = $pOutput->getTitleText();
887 if ( strval( $titleText ) !== '' ) {
888 $out->setPageTitle( $titleText );
889 $out->setDisplayTitle( $titleText );
894 * Show a diff page according to current request variables. For use within
895 * Article::view() only, other callers should use the DifferenceEngine class.
897 protected function showDiffPage() {
898 $request = $this->getContext()->getRequest();
899 $user = $this->getContext()->getUser();
900 $diff = $request->getVal( 'diff' );
901 $rcid = $request->getVal( 'rcid' );
902 $diffOnly = $request->getBool( 'diffonly', $user->getOption( 'diffonly' ) );
903 $purge = $request->getVal( 'action' ) == 'purge';
904 $unhide = $request->getInt( 'unhide' ) == 1;
905 $oldid = $this->getOldID();
907 $rev = $this->getRevisionFetched();
910 $this->getContext()->getOutput()->setPageTitle( wfMessage( 'errorpagetitle' ) );
911 $msg = $this->getContext()->msg( 'difference-missing-revision' )
915 $this->getContext()->getOutput()->addHTML( $msg );
919 $contentHandler = $rev->getContentHandler();
920 $de = $contentHandler->createDifferenceEngine(
929 // DifferenceEngine directly fetched the revision:
930 $this->mRevIdFetched
= $de->getNewid();
931 $de->showDiffPage( $diffOnly );
933 // Run view updates for the newer revision being diffed (and shown
934 // below the diff if not $diffOnly).
935 list( $old, $new ) = $de->mapDiffPrevNext( $oldid, $diff );
936 // New can be false, convert it to 0 - this conveniently means the latest revision
937 $this->mPage
->doViewUpdates( $user, (int)$new );
941 * Get the robot policy to be used for the current view
942 * @param string $action The action= GET parameter
943 * @param ParserOutput|null $pOutput
944 * @return array The policy that should be set
945 * @todo actions other than 'view'
947 public function getRobotPolicy( $action, ParserOutput
$pOutput = null ) {
948 global $wgArticleRobotPolicies, $wgNamespaceRobotPolicies, $wgDefaultRobotPolicy;
950 $ns = $this->getTitle()->getNamespace();
952 # Don't index user and user talk pages for blocked users (T13443)
953 if ( ( $ns == NS_USER ||
$ns == NS_USER_TALK
) && !$this->getTitle()->isSubpage() ) {
954 $specificTarget = null;
956 $titleText = $this->getTitle()->getText();
957 if ( IP
::isValid( $titleText ) ) {
958 $vagueTarget = $titleText;
960 $specificTarget = $titleText;
962 if ( Block
::newFromTarget( $specificTarget, $vagueTarget ) instanceof Block
) {
964 'index' => 'noindex',
965 'follow' => 'nofollow'
970 if ( $this->mPage
->getId() === 0 ||
$this->getOldID() ) {
971 # Non-articles (special pages etc), and old revisions
973 'index' => 'noindex',
974 'follow' => 'nofollow'
976 } elseif ( $this->getContext()->getOutput()->isPrintable() ) {
977 # Discourage indexing of printable versions, but encourage following
979 'index' => 'noindex',
982 } elseif ( $this->getContext()->getRequest()->getInt( 'curid' ) ) {
983 # For ?curid=x urls, disallow indexing
985 'index' => 'noindex',
990 # Otherwise, construct the policy based on the various config variables.
991 $policy = self
::formatRobotPolicy( $wgDefaultRobotPolicy );
993 if ( isset( $wgNamespaceRobotPolicies[$ns] ) ) {
994 # Honour customised robot policies for this namespace
995 $policy = array_merge(
997 self
::formatRobotPolicy( $wgNamespaceRobotPolicies[$ns] )
1000 if ( $this->getTitle()->canUseNoindex() && is_object( $pOutput ) && $pOutput->getIndexPolicy() ) {
1001 # __INDEX__ and __NOINDEX__ magic words, if allowed. Incorporates
1002 # a final sanity check that we have really got the parser output.
1003 $policy = array_merge(
1005 [ 'index' => $pOutput->getIndexPolicy() ]
1009 if ( isset( $wgArticleRobotPolicies[$this->getTitle()->getPrefixedText()] ) ) {
1010 # (T16900) site config can override user-defined __INDEX__ or __NOINDEX__
1011 $policy = array_merge(
1013 self
::formatRobotPolicy( $wgArticleRobotPolicies[$this->getTitle()->getPrefixedText()] )
1021 * Converts a String robot policy into an associative array, to allow
1022 * merging of several policies using array_merge().
1023 * @param array|string $policy Returns empty array on null/false/'', transparent
1024 * to already-converted arrays, converts string.
1025 * @return array 'index' => \<indexpolicy\>, 'follow' => \<followpolicy\>
1027 public static function formatRobotPolicy( $policy ) {
1028 if ( is_array( $policy ) ) {
1030 } elseif ( !$policy ) {
1034 $policy = explode( ',', $policy );
1035 $policy = array_map( 'trim', $policy );
1038 foreach ( $policy as $var ) {
1039 if ( in_array( $var, [ 'index', 'noindex' ] ) ) {
1040 $arr['index'] = $var;
1041 } elseif ( in_array( $var, [ 'follow', 'nofollow' ] ) ) {
1042 $arr['follow'] = $var;
1050 * If this request is a redirect view, send "redirected from" subtitle to
1051 * the output. Returns true if the header was needed, false if this is not
1052 * a redirect view. Handles both local and remote redirects.
1056 public function showRedirectedFromHeader() {
1057 global $wgRedirectSources;
1059 $context = $this->getContext();
1060 $outputPage = $context->getOutput();
1061 $request = $context->getRequest();
1062 $rdfrom = $request->getVal( 'rdfrom' );
1064 // Construct a URL for the current page view, but with the target title
1065 $query = $request->getValues();
1066 unset( $query['rdfrom'] );
1067 unset( $query['title'] );
1068 if ( $this->getTitle()->isRedirect() ) {
1069 // Prevent double redirects
1070 $query['redirect'] = 'no';
1072 $redirectTargetUrl = $this->getTitle()->getLinkURL( $query );
1074 if ( isset( $this->mRedirectedFrom
) ) {
1075 // Avoid PHP 7.1 warning of passing $this by reference
1076 $articlePage = $this;
1078 // This is an internally redirected page view.
1079 // We'll need a backlink to the source page for navigation.
1080 if ( Hooks
::run( 'ArticleViewRedirect', [ &$articlePage ] ) ) {
1081 $redir = Linker
::linkKnown(
1082 $this->mRedirectedFrom
,
1085 [ 'redirect' => 'no' ]
1088 $outputPage->addSubtitle( "<span class=\"mw-redirectedfrom\">" .
1089 $context->msg( 'redirectedfrom' )->rawParams( $redir )->parse()
1092 // Add the script to update the displayed URL and
1093 // set the fragment if one was specified in the redirect
1094 $outputPage->addJsConfigVars( [
1095 'wgInternalRedirectTargetUrl' => $redirectTargetUrl,
1097 $outputPage->addModules( 'mediawiki.action.view.redirect' );
1099 // Add a <link rel="canonical"> tag
1100 $outputPage->setCanonicalUrl( $this->getTitle()->getCanonicalURL() );
1102 // Tell the output object that the user arrived at this article through a redirect
1103 $outputPage->setRedirectedFrom( $this->mRedirectedFrom
);
1107 } elseif ( $rdfrom ) {
1108 // This is an externally redirected view, from some other wiki.
1109 // If it was reported from a trusted site, supply a backlink.
1110 if ( $wgRedirectSources && preg_match( $wgRedirectSources, $rdfrom ) ) {
1111 $redir = Linker
::makeExternalLink( $rdfrom, $rdfrom );
1112 $outputPage->addSubtitle( "<span class=\"mw-redirectedfrom\">" .
1113 $context->msg( 'redirectedfrom' )->rawParams( $redir )->parse()
1116 // Add the script to update the displayed URL
1117 $outputPage->addJsConfigVars( [
1118 'wgInternalRedirectTargetUrl' => $redirectTargetUrl,
1120 $outputPage->addModules( 'mediawiki.action.view.redirect' );
1130 * Show a header specific to the namespace currently being viewed, like
1131 * [[MediaWiki:Talkpagetext]]. For Article::view().
1133 public function showNamespaceHeader() {
1134 if ( $this->getTitle()->isTalkPage() && !wfMessage( 'talkpageheader' )->isDisabled() ) {
1135 $this->getContext()->getOutput()->wrapWikiMsg(
1136 "<div class=\"mw-talkpageheader\">\n$1\n</div>",
1137 [ 'talkpageheader' ]
1143 * Show the footer section of an ordinary page view
1145 public function showViewFooter() {
1146 # check if we're displaying a [[User talk:x.x.x.x]] anonymous talk page
1147 if ( $this->getTitle()->getNamespace() == NS_USER_TALK
1148 && IP
::isValid( $this->getTitle()->getText() )
1150 $this->getContext()->getOutput()->addWikiMsg( 'anontalkpagetext' );
1153 // Show a footer allowing the user to patrol the shown revision or page if possible
1154 $patrolFooterShown = $this->showPatrolFooter();
1156 Hooks
::run( 'ArticleViewFooter', [ $this, $patrolFooterShown ] );
1160 * If patrol is possible, output a patrol UI box. This is called from the
1161 * footer section of ordinary page views. If patrol is not possible or not
1162 * desired, does nothing.
1163 * Side effect: When the patrol link is build, this method will call
1164 * OutputPage::preventClickjacking() and load mediawiki.page.patrol.ajax.
1168 public function showPatrolFooter() {
1169 global $wgUseNPPatrol, $wgUseRCPatrol, $wgUseFilePatrol;
1171 // Allow hooks to decide whether to not output this at all
1172 if ( !Hooks
::run( 'ArticleShowPatrolFooter', [ $this ] ) ) {
1176 $outputPage = $this->getContext()->getOutput();
1177 $user = $this->getContext()->getUser();
1178 $title = $this->getTitle();
1181 if ( !$title->quickUserCan( 'patrol', $user )
1182 ||
!( $wgUseRCPatrol ||
$wgUseNPPatrol
1183 ||
( $wgUseFilePatrol && $title->inNamespace( NS_FILE
) ) )
1185 // Patrolling is disabled or the user isn't allowed to
1189 if ( $this->mRevision
1190 && !RecentChange
::isInRCLifespan( $this->mRevision
->getTimestamp(), 21600 )
1192 // The current revision is already older than what could be in the RC table
1193 // 6h tolerance because the RC might not be cleaned out regularly
1197 // Check for cached results
1198 $cache = MediaWikiServices
::getInstance()->getMainWANObjectCache();
1199 $key = $cache->makeKey( 'unpatrollable-page', $title->getArticleID() );
1200 if ( $cache->get( $key ) ) {
1204 $dbr = wfGetDB( DB_REPLICA
);
1205 $oldestRevisionTimestamp = $dbr->selectField(
1207 'MIN( rev_timestamp )',
1208 [ 'rev_page' => $title->getArticleID() ],
1212 // New page patrol: Get the timestamp of the oldest revison which
1213 // the revision table holds for the given page. Then we look
1214 // whether it's within the RC lifespan and if it is, we try
1215 // to get the recentchanges row belonging to that entry
1216 // (with rc_new = 1).
1217 $recentPageCreation = false;
1218 if ( $oldestRevisionTimestamp
1219 && RecentChange
::isInRCLifespan( $oldestRevisionTimestamp, 21600 )
1221 // 6h tolerance because the RC might not be cleaned out regularly
1222 $recentPageCreation = true;
1223 $rc = RecentChange
::newFromConds(
1226 'rc_timestamp' => $oldestRevisionTimestamp,
1227 'rc_namespace' => $title->getNamespace(),
1228 'rc_cur_id' => $title->getArticleID()
1233 // Use generic patrol message for new pages
1234 $markPatrolledMsg = wfMessage( 'markaspatrolledtext' );
1238 // File patrol: Get the timestamp of the latest upload for this page,
1239 // check whether it is within the RC lifespan and if it is, we try
1240 // to get the recentchanges row belonging to that entry
1241 // (with rc_type = RC_LOG, rc_log_type = upload).
1242 $recentFileUpload = false;
1243 if ( ( !$rc ||
$rc->getAttribute( 'rc_patrolled' ) ) && $wgUseFilePatrol
1244 && $title->getNamespace() === NS_FILE
) {
1245 // Retrieve timestamp of most recent upload
1246 $newestUploadTimestamp = $dbr->selectField(
1248 'MAX( img_timestamp )',
1249 [ 'img_name' => $title->getDBkey() ],
1252 if ( $newestUploadTimestamp
1253 && RecentChange
::isInRCLifespan( $newestUploadTimestamp, 21600 )
1255 // 6h tolerance because the RC might not be cleaned out regularly
1256 $recentFileUpload = true;
1257 $rc = RecentChange
::newFromConds(
1259 'rc_type' => RC_LOG
,
1260 'rc_log_type' => 'upload',
1261 'rc_timestamp' => $newestUploadTimestamp,
1262 'rc_namespace' => NS_FILE
,
1263 'rc_cur_id' => $title->getArticleID()
1268 // Use patrol message specific to files
1269 $markPatrolledMsg = wfMessage( 'markaspatrolledtext-file' );
1274 if ( !$recentPageCreation && !$recentFileUpload ) {
1275 // Page creation and latest upload (for files) is too old to be in RC
1277 // We definitely can't patrol so cache the information
1278 // When a new file version is uploaded, the cache is cleared
1279 $cache->set( $key, '1' );
1285 // Don't cache: This can be hit if the page gets accessed very fast after
1286 // its creation / latest upload or in case we have high replica DB lag. In case
1287 // the revision is too old, we will already return above.
1291 if ( $rc->getAttribute( 'rc_patrolled' ) ) {
1292 // Patrolled RC entry around
1294 // Cache the information we gathered above in case we can't patrol
1295 // Don't cache in case we can patrol as this could change
1296 $cache->set( $key, '1' );
1301 if ( $rc->getPerformer()->equals( $user ) ) {
1302 // Don't show a patrol link for own creations/uploads. If the user could
1303 // patrol them, they already would be patrolled
1307 $outputPage->preventClickjacking();
1308 if ( $user->isAllowed( 'writeapi' ) ) {
1309 $outputPage->addModules( 'mediawiki.page.patrol.ajax' );
1312 $link = Linker
::linkKnown(
1314 $markPatrolledMsg->escaped(),
1317 'action' => 'markpatrolled',
1318 'rcid' => $rc->getAttribute( 'rc_id' ),
1322 $outputPage->addHTML(
1323 "<div class='patrollink' data-mw='interface'>" .
1324 wfMessage( 'markaspatrolledlink' )->rawParams( $link )->escaped() .
1332 * Purge the cache used to check if it is worth showing the patrol footer
1333 * For example, it is done during re-uploads when file patrol is used.
1334 * @param int $articleID ID of the article to purge
1337 public static function purgePatrolFooterCache( $articleID ) {
1338 $cache = MediaWikiServices
::getInstance()->getMainWANObjectCache();
1339 $cache->delete( $cache->makeKey( 'unpatrollable-page', $articleID ) );
1343 * Show the error text for a missing article. For articles in the MediaWiki
1344 * namespace, show the default message text. To be called from Article::view().
1346 public function showMissingArticle() {
1347 global $wgSend404Code;
1349 $outputPage = $this->getContext()->getOutput();
1350 // Whether the page is a root user page of an existing user (but not a subpage)
1351 $validUserPage = false;
1353 $title = $this->getTitle();
1355 # Show info in user (talk) namespace. Does the user exist? Is he blocked?
1356 if ( $title->getNamespace() == NS_USER
1357 ||
$title->getNamespace() == NS_USER_TALK
1359 $rootPart = explode( '/', $title->getText() )[0];
1360 $user = User
::newFromName( $rootPart, false /* allow IP users */ );
1361 $ip = User
::isIP( $rootPart );
1362 $block = Block
::newFromTarget( $user, $user );
1364 if ( !( $user && $user->isLoggedIn() ) && !$ip ) { # User does not exist
1365 $outputPage->wrapWikiMsg( "<div class=\"mw-userpage-userdoesnotexist error\">\n\$1\n</div>",
1366 [ 'userpage-userdoesnotexist-view', wfEscapeWikiText( $rootPart ) ] );
1368 !is_null( $block ) &&
1369 $block->getType() != Block
::TYPE_AUTO
&&
1370 ( $block->isSitewide() ||
$user->isBlockedFrom( $title ) )
1372 // Show log extract if the user is sitewide blocked or is partially
1373 // blocked and not allowed to edit their user page or user talk page
1374 LogEventsList
::showLogExtract(
1377 MWNamespace
::getCanonicalName( NS_USER
) . ':' . $block->getTarget(),
1381 'showIfEmpty' => false,
1383 'blocked-notice-logextract',
1384 $user->getName() # Support GENDER in notice
1388 $validUserPage = !$title->isSubpage();
1390 $validUserPage = !$title->isSubpage();
1394 Hooks
::run( 'ShowMissingArticle', [ $this ] );
1396 # Show delete and move logs if there were any such events.
1397 # The logging query can DOS the site when bots/crawlers cause 404 floods,
1398 # so be careful showing this. 404 pages must be cheap as they are hard to cache.
1399 $cache = MediaWikiServices
::getInstance()->getMainObjectStash();
1400 $key = $cache->makeKey( 'page-recent-delete', md5( $title->getPrefixedText() ) );
1401 $loggedIn = $this->getContext()->getUser()->isLoggedIn();
1402 $sessionExists = $this->getContext()->getRequest()->getSession()->isPersistent();
1403 if ( $loggedIn ||
$cache->get( $key ) ||
$sessionExists ) {
1404 $logTypes = [ 'delete', 'move', 'protect' ];
1406 $dbr = wfGetDB( DB_REPLICA
);
1408 $conds = [ 'log_action != ' . $dbr->addQuotes( 'revision' ) ];
1409 // Give extensions a chance to hide their (unrelated) log entries
1410 Hooks
::run( 'Article::MissingArticleConditions', [ &$conds, $logTypes ] );
1411 LogEventsList
::showLogExtract(
1419 'showIfEmpty' => false,
1420 'msgKey' => [ $loggedIn ||
$sessionExists
1421 ?
'moveddeleted-notice'
1422 : 'moveddeleted-notice-recent'
1428 if ( !$this->mPage
->hasViewableContent() && $wgSend404Code && !$validUserPage ) {
1429 // If there's no backing content, send a 404 Not Found
1430 // for better machine handling of broken links.
1431 $this->getContext()->getRequest()->response()->statusHeader( 404 );
1434 // Also apply the robot policy for nonexisting pages (even if a 404 was used for sanity)
1435 $policy = $this->getRobotPolicy( 'view' );
1436 $outputPage->setIndexPolicy( $policy['index'] );
1437 $outputPage->setFollowPolicy( $policy['follow'] );
1439 $hookResult = Hooks
::run( 'BeforeDisplayNoArticleText', [ $this ] );
1441 if ( !$hookResult ) {
1445 # Show error message
1446 $oldid = $this->getOldID();
1447 if ( !$oldid && $title->getNamespace() === NS_MEDIAWIKI
&& $title->hasSourceText() ) {
1448 // use fake Content object for system message
1449 $parserOptions = ParserOptions
::newCanonical( 'canonical' );
1450 $outputPage->addParserOutput( $this->getEmptyPageParserOutput( $parserOptions ) );
1453 $text = wfMessage( 'missing-revision', $oldid )->plain();
1454 } elseif ( $title->quickUserCan( 'create', $this->getContext()->getUser() )
1455 && $title->quickUserCan( 'edit', $this->getContext()->getUser() )
1457 $message = $this->getContext()->getUser()->isLoggedIn() ?
'noarticletext' : 'noarticletextanon';
1458 $text = wfMessage( $message )->plain();
1460 $text = wfMessage( 'noarticletext-nopermission' )->plain();
1463 $dir = $this->getContext()->getLanguage()->getDir();
1464 $lang = $this->getContext()->getLanguage()->getHtmlCode();
1465 $outputPage->addWikiTextAsInterface( Xml
::openElement( 'div', [
1466 'class' => "noarticletext mw-content-$dir",
1469 ] ) . "\n$text\n</div>" );
1474 * If the revision requested for view is deleted, check permissions.
1475 * Send either an error message or a warning header to the output.
1477 * @return bool True if the view is allowed, false if not.
1479 public function showDeletedRevisionHeader() {
1480 if ( !$this->mRevision
->isDeleted( Revision
::DELETED_TEXT
) ) {
1485 $outputPage = $this->getContext()->getOutput();
1486 $user = $this->getContext()->getUser();
1487 // If the user is not allowed to see it...
1488 if ( !$this->mRevision
->userCan( Revision
::DELETED_TEXT
, $user ) ) {
1489 $outputPage->wrapWikiMsg( "<div class='mw-warning plainlinks'>\n$1\n</div>\n",
1490 'rev-deleted-text-permission' );
1493 // If the user needs to confirm that they want to see it...
1494 } elseif ( $this->getContext()->getRequest()->getInt( 'unhide' ) != 1 ) {
1495 # Give explanation and add a link to view the revision...
1496 $oldid = intval( $this->getOldID() );
1497 $link = $this->getTitle()->getFullURL( "oldid={$oldid}&unhide=1" );
1498 $msg = $this->mRevision
->isDeleted( Revision
::DELETED_RESTRICTED
) ?
1499 'rev-suppressed-text-unhide' : 'rev-deleted-text-unhide';
1500 $outputPage->wrapWikiMsg( "<div class='mw-warning plainlinks'>\n$1\n</div>\n",
1504 // We are allowed to see...
1506 $msg = $this->mRevision
->isDeleted( Revision
::DELETED_RESTRICTED
) ?
1507 'rev-suppressed-text-view' : 'rev-deleted-text-view';
1508 $outputPage->wrapWikiMsg( "<div class='mw-warning plainlinks'>\n$1\n</div>\n", $msg );
1515 * Generate the navigation links when browsing through an article revisions
1516 * It shows the information as:
1517 * Revision as of \<date\>; view current revision
1518 * \<- Previous version | Next Version -\>
1520 * @param int $oldid Revision ID of this article revision
1522 public function setOldSubtitle( $oldid = 0 ) {
1523 // Avoid PHP 7.1 warning of passing $this by reference
1524 $articlePage = $this;
1526 if ( !Hooks
::run( 'DisplayOldSubtitle', [ &$articlePage, &$oldid ] ) ) {
1530 $context = $this->getContext();
1531 $unhide = $context->getRequest()->getInt( 'unhide' ) == 1;
1533 # Cascade unhide param in links for easy deletion browsing
1536 $extraParams['unhide'] = 1;
1539 if ( $this->mRevision
&& $this->mRevision
->getId() === $oldid ) {
1540 $revision = $this->mRevision
;
1542 $revision = Revision
::newFromId( $oldid );
1545 $timestamp = $revision->getTimestamp();
1547 $current = ( $oldid == $this->mPage
->getLatest() );
1548 $language = $context->getLanguage();
1549 $user = $context->getUser();
1551 $td = $language->userTimeAndDate( $timestamp, $user );
1552 $tddate = $language->userDate( $timestamp, $user );
1553 $tdtime = $language->userTime( $timestamp, $user );
1555 # Show user links if allowed to see them. If hidden, then show them only if requested...
1556 $userlinks = Linker
::revUserTools( $revision, !$unhide );
1558 $infomsg = $current && !$context->msg( 'revision-info-current' )->isDisabled()
1559 ?
'revision-info-current'
1562 $outputPage = $context->getOutput();
1563 $revisionInfo = "<div id=\"mw-{$infomsg}\">" .
1564 $context->msg( $infomsg, $td )
1565 ->rawParams( $userlinks )
1566 ->params( $revision->getId(), $tddate, $tdtime, $revision->getUserText() )
1567 ->rawParams( Linker
::revComment( $revision, true, true ) )
1572 ?
$context->msg( 'currentrevisionlink' )->escaped()
1573 : Linker
::linkKnown(
1575 $context->msg( 'currentrevisionlink' )->escaped(),
1580 ?
$context->msg( 'diff' )->escaped()
1581 : Linker
::linkKnown(
1583 $context->msg( 'diff' )->escaped(),
1590 $prev = $this->getTitle()->getPreviousRevisionID( $oldid );
1592 ? Linker
::linkKnown(
1594 $context->msg( 'previousrevision' )->escaped(),
1597 'direction' => 'prev',
1601 : $context->msg( 'previousrevision' )->escaped();
1603 ? Linker
::linkKnown(
1605 $context->msg( 'diff' )->escaped(),
1612 : $context->msg( 'diff' )->escaped();
1613 $nextlink = $current
1614 ?
$context->msg( 'nextrevision' )->escaped()
1615 : Linker
::linkKnown(
1617 $context->msg( 'nextrevision' )->escaped(),
1620 'direction' => 'next',
1624 $nextdiff = $current
1625 ?
$context->msg( 'diff' )->escaped()
1626 : Linker
::linkKnown(
1628 $context->msg( 'diff' )->escaped(),
1636 $cdel = Linker
::getRevDeleteLink( $user, $revision, $this->getTitle() );
1637 if ( $cdel !== '' ) {
1641 // the outer div is need for styling the revision info and nav in MobileFrontend
1642 $outputPage->addSubtitle( "<div class=\"mw-revision\">" . $revisionInfo .
1643 "<div id=\"mw-revision-nav\">" . $cdel .
1644 $context->msg( 'revision-nav' )->rawParams(
1645 $prevdiff, $prevlink, $lnk, $curdiff, $nextlink, $nextdiff
1646 )->escaped() . "</div></div>" );
1650 * Return the HTML for the top of a redirect page
1652 * Chances are you should just be using the ParserOutput from
1653 * WikitextContent::getParserOutput instead of calling this for redirects.
1655 * @param Title|array $target Destination(s) to redirect
1656 * @param bool $appendSubtitle [optional]
1657 * @param bool $forceKnown Should the image be shown as a bluelink regardless of existence?
1658 * @return string Containing HTML with redirect link
1660 * @deprecated since 1.30
1662 public function viewRedirect( $target, $appendSubtitle = true, $forceKnown = false ) {
1663 $lang = $this->getTitle()->getPageLanguage();
1664 $out = $this->getContext()->getOutput();
1665 if ( $appendSubtitle ) {
1666 $out->addSubtitle( wfMessage( 'redirectpagesub' ) );
1668 $out->addModuleStyles( 'mediawiki.action.view.redirectPage' );
1669 return static::getRedirectHeaderHtml( $lang, $target, $forceKnown );
1673 * Return the HTML for the top of a redirect page
1675 * Chances are you should just be using the ParserOutput from
1676 * WikitextContent::getParserOutput instead of calling this for redirects.
1679 * @param Language $lang
1680 * @param Title|array $target Destination(s) to redirect
1681 * @param bool $forceKnown Should the image be shown as a bluelink regardless of existence?
1682 * @return string Containing HTML with redirect link
1684 public static function getRedirectHeaderHtml( Language
$lang, $target, $forceKnown = false ) {
1685 if ( !is_array( $target ) ) {
1686 $target = [ $target ];
1689 $html = '<ul class="redirectText">';
1690 /** @var Title $title */
1691 foreach ( $target as $title ) {
1692 $html .= '<li>' . Linker
::link(
1694 htmlspecialchars( $title->getFullText() ),
1696 // Make sure wiki page redirects are not followed
1697 $title->isRedirect() ?
[ 'redirect' => 'no' ] : [],
1698 ( $forceKnown ?
[ 'known', 'noclasses' ] : [] )
1703 $redirectToText = wfMessage( 'redirectto' )->inLanguage( $lang )->escaped();
1705 return '<div class="redirectMsg">' .
1706 '<p>' . $redirectToText . '</p>' .
1712 * Adds help link with an icon via page indicators.
1713 * Link target can be overridden by a local message containing a wikilink:
1714 * the message key is: 'namespace-' + namespace number + '-helppage'.
1715 * @param string $to Target MediaWiki.org page title or encoded URL.
1716 * @param bool $overrideBaseUrl Whether $url is a full URL, to avoid MW.o.
1719 public function addHelpLink( $to, $overrideBaseUrl = false ) {
1721 'namespace-' . $this->getTitle()->getNamespace() . '-helppage'
1724 $out = $this->getContext()->getOutput();
1725 if ( !$msg->isDisabled() ) {
1726 $helpUrl = Skin
::makeUrl( $msg->plain() );
1727 $out->addHelpLink( $helpUrl, true );
1729 $out->addHelpLink( $to, $overrideBaseUrl );
1734 * Handle action=render
1736 public function render() {
1737 $this->getContext()->getRequest()->response()->header( 'X-Robots-Tag: noindex' );
1738 $this->getContext()->getOutput()->setArticleBodyOnly( true );
1739 // We later set 'enableSectionEditLinks=false' based on this; also used by ImagePage
1740 $this->viewIsRenderAction
= true;
1745 * action=protect handler
1747 public function protect() {
1748 $form = new ProtectionForm( $this );
1753 * action=unprotect handler (alias)
1755 public function unprotect() {
1760 * UI entry point for page deletion
1762 public function delete() {
1763 # This code desperately needs to be totally rewritten
1765 $title = $this->getTitle();
1766 $context = $this->getContext();
1767 $user = $context->getUser();
1768 $request = $context->getRequest();
1771 $permissionErrors = $title->getUserPermissionsErrors( 'delete', $user );
1772 if ( count( $permissionErrors ) ) {
1773 throw new PermissionsError( 'delete', $permissionErrors );
1776 # Read-only check...
1777 if ( wfReadOnly() ) {
1778 throw new ReadOnlyError
;
1781 # Better double-check that it hasn't been deleted yet!
1782 $this->mPage
->loadPageData(
1783 $request->wasPosted() ? WikiPage
::READ_LATEST
: WikiPage
::READ_NORMAL
1785 if ( !$this->mPage
->exists() ) {
1786 $deleteLogPage = new LogPage( 'delete' );
1787 $outputPage = $context->getOutput();
1788 $outputPage->setPageTitle( $context->msg( 'cannotdelete-title', $title->getPrefixedText() ) );
1789 $outputPage->wrapWikiMsg( "<div class=\"error mw-error-cannotdelete\">\n$1\n</div>",
1790 [ 'cannotdelete', wfEscapeWikiText( $title->getPrefixedText() ) ]
1792 $outputPage->addHTML(
1793 Xml
::element( 'h2', null, $deleteLogPage->getName()->text() )
1795 LogEventsList
::showLogExtract(
1804 $deleteReasonList = $request->getText( 'wpDeleteReasonList', 'other' );
1805 $deleteReason = $request->getText( 'wpReason' );
1807 if ( $deleteReasonList == 'other' ) {
1808 $reason = $deleteReason;
1809 } elseif ( $deleteReason != '' ) {
1810 // Entry from drop down menu + additional comment
1811 $colonseparator = wfMessage( 'colon-separator' )->inContentLanguage()->text();
1812 $reason = $deleteReasonList . $colonseparator . $deleteReason;
1814 $reason = $deleteReasonList;
1817 if ( $request->wasPosted() && $user->matchEditToken( $request->getVal( 'wpEditToken' ),
1818 [ 'delete', $this->getTitle()->getPrefixedText() ] )
1820 # Flag to hide all contents of the archived revisions
1821 $suppress = $request->getCheck( 'wpSuppress' ) && $user->isAllowed( 'suppressrevision' );
1823 $this->doDelete( $reason, $suppress );
1825 WatchAction
::doWatchOrUnwatch( $request->getCheck( 'wpWatch' ), $title, $user );
1830 // Generate deletion reason
1831 $hasHistory = false;
1834 $reason = $this->generateReason( $hasHistory );
1835 } catch ( Exception
$e ) {
1836 # if a page is horribly broken, we still want to be able to
1837 # delete it. So be lenient about errors here.
1838 wfDebug( "Error while building auto delete summary: $e" );
1843 // If the page has a history, insert a warning
1844 if ( $hasHistory ) {
1845 $title = $this->getTitle();
1847 // The following can use the real revision count as this is only being shown for users
1848 // that can delete this page.
1849 // This, as a side-effect, also makes sure that the following query isn't being run for
1850 // pages with a larger history, unless the user has the 'bigdelete' right
1851 // (and is about to delete this page).
1852 $dbr = wfGetDB( DB_REPLICA
);
1853 $revisions = $edits = (int)$dbr->selectField(
1856 [ 'rev_page' => $title->getArticleID() ],
1860 // @todo i18n issue/patchwork message
1861 $context->getOutput()->addHTML(
1862 '<strong class="mw-delete-warning-revisions">' .
1863 $context->msg( 'historywarning' )->numParams( $revisions )->parse() .
1864 $context->msg( 'word-separator' )->escaped() . Linker
::linkKnown( $title,
1865 $context->msg( 'history' )->escaped(),
1867 [ 'action' => 'history' ] ) .
1871 if ( $title->isBigDeletion() ) {
1872 global $wgDeleteRevisionsLimit;
1873 $context->getOutput()->wrapWikiMsg( "<div class='error'>\n$1\n</div>\n",
1875 'delete-warning-toobig',
1876 $context->getLanguage()->formatNum( $wgDeleteRevisionsLimit )
1882 $this->confirmDelete( $reason );
1886 * Output deletion confirmation dialog
1887 * @todo Move to another file?
1888 * @param string $reason Prefilled reason
1890 public function confirmDelete( $reason ) {
1891 wfDebug( "Article::confirmDelete\n" );
1893 $title = $this->getTitle();
1894 $ctx = $this->getContext();
1895 $outputPage = $ctx->getOutput();
1896 $outputPage->setPageTitle( wfMessage( 'delete-confirm', $title->getPrefixedText() ) );
1897 $outputPage->addBacklinkSubtitle( $title );
1898 $outputPage->setRobotPolicy( 'noindex,nofollow' );
1899 $outputPage->addModules( 'mediawiki.action.delete' );
1901 $backlinkCache = $title->getBacklinkCache();
1902 if ( $backlinkCache->hasLinks( 'pagelinks' ) ||
$backlinkCache->hasLinks( 'templatelinks' ) ) {
1903 $outputPage->wrapWikiMsg( "<div class='mw-warning plainlinks'>\n$1\n</div>\n",
1904 'deleting-backlinks-warning' );
1907 $subpageQueryLimit = 51;
1908 $subpages = $title->getSubpages( $subpageQueryLimit );
1909 $subpageCount = count( $subpages );
1910 if ( $subpageCount > 0 ) {
1911 $outputPage->wrapWikiMsg( "<div class='mw-warning plainlinks'>\n$1\n</div>\n",
1912 [ 'deleting-subpages-warning', Message
::numParam( $subpageCount ) ] );
1914 $outputPage->addWikiMsg( 'confirmdeletetext' );
1916 Hooks
::run( 'ArticleConfirmDelete', [ $this, $outputPage, &$reason ] );
1918 $user = $this->getContext()->getUser();
1919 $checkWatch = $user->getBoolOption( 'watchdeletion' ) ||
$user->isWatched( $title );
1921 $outputPage->enableOOUI();
1923 $options = Xml
::listDropDownOptions(
1924 $ctx->msg( 'deletereason-dropdown' )->inContentLanguage()->text(),
1925 [ 'other' => $ctx->msg( 'deletereasonotherlist' )->inContentLanguage()->text() ]
1927 $options = Xml
::listDropDownOptionsOoui( $options );
1929 $fields[] = new OOUI\
FieldLayout(
1930 new OOUI\
DropdownInputWidget( [
1931 'name' => 'wpDeleteReasonList',
1932 'inputId' => 'wpDeleteReasonList',
1934 'infusable' => true,
1936 'options' => $options
1939 'label' => $ctx->msg( 'deletecomment' )->text(),
1944 // HTML maxlength uses "UTF-16 code units", which means that characters outside BMP
1945 // (e.g. emojis) count for two each. This limit is overridden in JS to instead count
1946 // Unicode codepoints.
1947 $fields[] = new OOUI\
FieldLayout(
1948 new OOUI\
TextInputWidget( [
1949 'name' => 'wpReason',
1950 'inputId' => 'wpReason',
1952 'maxLength' => CommentStore
::COMMENT_CHARACTER_LIMIT
,
1953 'infusable' => true,
1955 'autofocus' => true,
1958 'label' => $ctx->msg( 'deleteotherreason' )->text(),
1963 if ( $user->isLoggedIn() ) {
1964 $fields[] = new OOUI\
FieldLayout(
1965 new OOUI\
CheckboxInputWidget( [
1966 'name' => 'wpWatch',
1967 'inputId' => 'wpWatch',
1969 'selected' => $checkWatch,
1972 'label' => $ctx->msg( 'watchthis' )->text(),
1973 'align' => 'inline',
1974 'infusable' => true,
1979 if ( $user->isAllowed( 'suppressrevision' ) ) {
1980 $fields[] = new OOUI\
FieldLayout(
1981 new OOUI\
CheckboxInputWidget( [
1982 'name' => 'wpSuppress',
1983 'inputId' => 'wpSuppress',
1987 'label' => $ctx->msg( 'revdelete-suppress' )->text(),
1988 'align' => 'inline',
1989 'infusable' => true,
1994 $fields[] = new OOUI\
FieldLayout(
1995 new OOUI\
ButtonInputWidget( [
1996 'name' => 'wpConfirmB',
1997 'inputId' => 'wpConfirmB',
1999 'value' => $ctx->msg( 'deletepage' )->text(),
2000 'label' => $ctx->msg( 'deletepage' )->text(),
2001 'flags' => [ 'primary', 'destructive' ],
2009 $fieldset = new OOUI\
FieldsetLayout( [
2010 'label' => $ctx->msg( 'delete-legend' )->text(),
2011 'id' => 'mw-delete-table',
2015 $form = new OOUI\
FormLayout( [
2017 'action' => $title->getLocalURL( 'action=delete' ),
2018 'id' => 'deleteconfirm',
2020 $form->appendContent(
2022 new OOUI\
HtmlSnippet(
2023 Html
::hidden( 'wpEditToken', $user->getEditToken( [ 'delete', $title->getPrefixedText() ] ) )
2027 $outputPage->addHTML(
2028 new OOUI\
PanelLayout( [
2029 'classes' => [ 'deletepage-wrapper' ],
2030 'expanded' => false,
2037 if ( $user->isAllowed( 'editinterface' ) ) {
2038 $link = Linker
::linkKnown(
2039 $ctx->msg( 'deletereason-dropdown' )->inContentLanguage()->getTitle(),
2040 wfMessage( 'delete-edit-reasonlist' )->escaped(),
2042 [ 'action' => 'edit' ]
2044 $outputPage->addHTML( '<p class="mw-delete-editreasons">' . $link . '</p>' );
2047 $deleteLogPage = new LogPage( 'delete' );
2048 $outputPage->addHTML( Xml
::element( 'h2', null, $deleteLogPage->getName()->text() ) );
2049 LogEventsList
::showLogExtract( $outputPage, 'delete', $title );
2053 * Perform a deletion and output success or failure messages
2054 * @param string $reason
2055 * @param bool $suppress
2056 * @param bool $immediate false allows deleting over time via the job queue
2057 * @throws FatalError
2058 * @throws MWException
2060 public function doDelete( $reason, $suppress = false, $immediate = false ) {
2062 $context = $this->getContext();
2063 $outputPage = $context->getOutput();
2064 $user = $context->getUser();
2065 $status = $this->mPage
->doDeleteArticleReal( $reason, $suppress, 0, true, $error, $user,
2066 [], 'delete', $immediate );
2068 if ( $status->isOK() ) {
2069 $deleted = $this->getTitle()->getPrefixedText();
2071 $outputPage->setPageTitle( wfMessage( 'actioncomplete' ) );
2072 $outputPage->setRobotPolicy( 'noindex,nofollow' );
2074 if ( $status->isGood() ) {
2075 $loglink = '[[Special:Log/delete|' . wfMessage( 'deletionlog' )->text() . ']]';
2076 $outputPage->addWikiMsg( 'deletedtext', wfEscapeWikiText( $deleted ), $loglink );
2077 Hooks
::run( 'ArticleDeleteAfterSuccess', [ $this->getTitle(), $outputPage ] );
2079 $outputPage->addWikiMsg( 'delete-scheduled', wfEscapeWikiText( $deleted ) );
2082 $outputPage->returnToMain( false );
2084 $outputPage->setPageTitle(
2085 wfMessage( 'cannotdelete-title',
2086 $this->getTitle()->getPrefixedText() )
2089 if ( $error == '' ) {
2090 $outputPage->wrapWikiTextAsInterface(
2091 'error mw-error-cannotdelete',
2092 $status->getWikiText()
2094 $deleteLogPage = new LogPage( 'delete' );
2095 $outputPage->addHTML( Xml
::element( 'h2', null, $deleteLogPage->getName()->text() ) );
2097 LogEventsList
::showLogExtract(
2103 $outputPage->addHTML( $error );
2108 /* Caching functions */
2111 * checkLastModified returns true if it has taken care of all
2112 * output to the client that is necessary for this request.
2113 * (that is, it has sent a cached version of the page)
2115 * @return bool True if cached version send, false otherwise
2117 protected function tryFileCache() {
2118 static $called = false;
2121 wfDebug( "Article::tryFileCache(): called twice!?\n" );
2126 if ( $this->isFileCacheable() ) {
2127 $cache = new HTMLFileCache( $this->getTitle(), 'view' );
2128 if ( $cache->isCacheGood( $this->mPage
->getTouched() ) ) {
2129 wfDebug( "Article::tryFileCache(): about to load file\n" );
2130 $cache->loadFromFileCache( $this->getContext() );
2133 wfDebug( "Article::tryFileCache(): starting buffer\n" );
2134 ob_start( [ &$cache, 'saveToFileCache' ] );
2137 wfDebug( "Article::tryFileCache(): not cacheable\n" );
2144 * Check if the page can be cached
2145 * @param int $mode One of the HTMLFileCache::MODE_* constants (since 1.28)
2148 public function isFileCacheable( $mode = HTMLFileCache
::MODE_NORMAL
) {
2151 if ( HTMLFileCache
::useFileCache( $this->getContext(), $mode ) ) {
2152 $cacheable = $this->mPage
->getId()
2153 && !$this->mRedirectedFrom
&& !$this->getTitle()->isRedirect();
2154 // Extension may have reason to disable file caching on some pages.
2156 // Avoid PHP 7.1 warning of passing $this by reference
2157 $articlePage = $this;
2158 $cacheable = Hooks
::run( 'IsFileCacheable', [ &$articlePage ] );
2168 * Lightweight method to get the parser output for a page, checking the parser cache
2169 * and so on. Doesn't consider most of the stuff that Article::view() is forced to
2170 * consider, so it's not appropriate to use there.
2172 * @since 1.16 (r52326) for LiquidThreads
2174 * @param int|null $oldid Revision ID or null
2175 * @param User|null $user The relevant user
2176 * @return ParserOutput|bool ParserOutput or false if the given revision ID is not found
2178 public function getParserOutput( $oldid = null, User
$user = null ) {
2179 // XXX: bypasses mParserOptions and thus setParserOptions()
2181 if ( $user === null ) {
2182 $parserOptions = $this->getParserOptions();
2184 $parserOptions = $this->mPage
->makeParserOptions( $user );
2187 return $this->mPage
->getParserOutput( $parserOptions, $oldid );
2191 * Override the ParserOptions used to render the primary article wikitext.
2193 * @param ParserOptions $options
2194 * @throws MWException If the parser options where already initialized.
2196 public function setParserOptions( ParserOptions
$options ) {
2197 if ( $this->mParserOptions
) {
2198 throw new MWException( "can't change parser options after they have already been set" );
2201 // clone, so if $options is modified later, it doesn't confuse the parser cache.
2202 $this->mParserOptions
= clone $options;
2206 * Get parser options suitable for rendering the primary article wikitext
2207 * @return ParserOptions
2209 public function getParserOptions() {
2210 if ( !$this->mParserOptions
) {
2211 $this->mParserOptions
= $this->mPage
->makeParserOptions( $this->getContext() );
2213 // Clone to allow modifications of the return value without affecting cache
2214 return clone $this->mParserOptions
;
2218 * Sets the context this Article is executed in
2220 * @param IContextSource $context
2223 public function setContext( $context ) {
2224 $this->mContext
= $context;
2228 * Gets the context this Article is executed in
2230 * @return IContextSource
2233 public function getContext() {
2234 if ( $this->mContext
instanceof IContextSource
) {
2235 return $this->mContext
;
2237 wfDebug( __METHOD__
. " called and \$mContext is null. " .
2238 "Return RequestContext::getMain(); for sanity\n" );
2239 return RequestContext
::getMain();
2244 * Use PHP's magic __get handler to handle accessing of
2245 * raw WikiPage fields for backwards compatibility.
2247 * @param string $fname Field name
2250 public function __get( $fname ) {
2251 if ( property_exists( $this->mPage
, $fname ) ) {
2252 # wfWarn( "Access to raw $fname field " . __CLASS__ );
2253 return $this->mPage
->$fname;
2255 trigger_error( 'Inaccessible property via __get(): ' . $fname, E_USER_NOTICE
);
2259 * Use PHP's magic __set handler to handle setting of
2260 * raw WikiPage fields for backwards compatibility.
2262 * @param string $fname Field name
2263 * @param mixed $fvalue New value
2265 public function __set( $fname, $fvalue ) {
2266 if ( property_exists( $this->mPage
, $fname ) ) {
2267 # wfWarn( "Access to raw $fname field of " . __CLASS__ );
2268 $this->mPage
->$fname = $fvalue;
2269 // Note: extensions may want to toss on new fields
2270 } elseif ( !in_array( $fname, [ 'mContext', 'mPage' ] ) ) {
2271 $this->mPage
->$fname = $fvalue;
2273 trigger_error( 'Inaccessible property via __set(): ' . $fname, E_USER_NOTICE
);
2278 * Call to WikiPage function for backwards compatibility.
2279 * @see WikiPage::checkFlags
2281 public function checkFlags( $flags ) {
2282 return $this->mPage
->checkFlags( $flags );
2286 * Call to WikiPage function for backwards compatibility.
2287 * @see WikiPage::checkTouched
2289 public function checkTouched() {
2290 return $this->mPage
->checkTouched();
2294 * Call to WikiPage function for backwards compatibility.
2295 * @see WikiPage::clearPreparedEdit
2297 public function clearPreparedEdit() {
2298 $this->mPage
->clearPreparedEdit();
2302 * Call to WikiPage function for backwards compatibility.
2303 * @see WikiPage::doDeleteArticleReal
2305 public function doDeleteArticleReal(
2306 $reason, $suppress = false, $u1 = null, $u2 = null, &$error = '', User
$user = null,
2307 $tags = [], $immediate = false
2309 return $this->mPage
->doDeleteArticleReal(
2310 $reason, $suppress, $u1, $u2, $error, $user, $tags, 'delete', $immediate
2315 * Call to WikiPage function for backwards compatibility.
2316 * @see WikiPage::doDeleteUpdates
2318 public function doDeleteUpdates(
2320 Content
$content = null,
2324 $this->mPage
->doDeleteUpdates( $id, $content, $revision, $user );
2328 * Call to WikiPage function for backwards compatibility.
2329 * @deprecated since 1.29. Use WikiPage::doEditContent() directly instead
2330 * @see WikiPage::doEditContent
2332 public function doEditContent( Content
$content, $summary, $flags = 0, $originalRevId = false,
2333 User
$user = null, $serialFormat = null
2335 wfDeprecated( __METHOD__
, '1.29' );
2336 return $this->mPage
->doEditContent( $content, $summary, $flags, $originalRevId,
2337 $user, $serialFormat
2342 * Call to WikiPage function for backwards compatibility.
2343 * @see WikiPage::doEditUpdates
2345 public function doEditUpdates( Revision
$revision, User
$user, array $options = [] ) {
2346 return $this->mPage
->doEditUpdates( $revision, $user, $options );
2350 * Call to WikiPage function for backwards compatibility.
2351 * @see WikiPage::doPurge
2352 * @note In 1.28 (and only 1.28), this took a $flags parameter that
2353 * controlled how much purging was done.
2355 public function doPurge() {
2356 return $this->mPage
->doPurge();
2360 * Call to WikiPage function for backwards compatibility.
2361 * @see WikiPage::doViewUpdates
2363 public function doViewUpdates( User
$user, $oldid = 0 ) {
2364 $this->mPage
->doViewUpdates( $user, $oldid );
2368 * Call to WikiPage function for backwards compatibility.
2369 * @see WikiPage::exists
2371 public function exists() {
2372 return $this->mPage
->exists();
2376 * Call to WikiPage function for backwards compatibility.
2377 * @see WikiPage::followRedirect
2379 public function followRedirect() {
2380 return $this->mPage
->followRedirect();
2384 * Call to WikiPage function for backwards compatibility.
2385 * @see ContentHandler::getActionOverrides
2387 public function getActionOverrides() {
2388 return $this->mPage
->getActionOverrides();
2392 * Call to WikiPage function for backwards compatibility.
2393 * @see WikiPage::getAutoDeleteReason
2395 public function getAutoDeleteReason( &$hasHistory ) {
2396 return $this->mPage
->getAutoDeleteReason( $hasHistory );
2400 * Call to WikiPage function for backwards compatibility.
2401 * @see WikiPage::getCategories
2403 public function getCategories() {
2404 return $this->mPage
->getCategories();
2408 * Call to WikiPage function for backwards compatibility.
2409 * @see WikiPage::getComment
2411 public function getComment( $audience = Revision
::FOR_PUBLIC
, User
$user = null ) {
2412 return $this->mPage
->getComment( $audience, $user );
2416 * Call to WikiPage function for backwards compatibility.
2417 * @see WikiPage::getContentHandler
2419 public function getContentHandler() {
2420 return $this->mPage
->getContentHandler();
2424 * Call to WikiPage function for backwards compatibility.
2425 * @see WikiPage::getContentModel
2427 public function getContentModel() {
2428 return $this->mPage
->getContentModel();
2432 * Call to WikiPage function for backwards compatibility.
2433 * @see WikiPage::getContributors
2435 public function getContributors() {
2436 return $this->mPage
->getContributors();
2440 * Call to WikiPage function for backwards compatibility.
2441 * @see WikiPage::getCreator
2443 public function getCreator( $audience = Revision
::FOR_PUBLIC
, User
$user = null ) {
2444 return $this->mPage
->getCreator( $audience, $user );
2448 * Call to WikiPage function for backwards compatibility.
2449 * @see WikiPage::getDeletionUpdates
2451 public function getDeletionUpdates( Content
$content = null ) {
2452 return $this->mPage
->getDeletionUpdates( $content );
2456 * Call to WikiPage function for backwards compatibility.
2457 * @see WikiPage::getHiddenCategories
2459 public function getHiddenCategories() {
2460 return $this->mPage
->getHiddenCategories();
2464 * Call to WikiPage function for backwards compatibility.
2465 * @see WikiPage::getId
2467 public function getId() {
2468 return $this->mPage
->getId();
2472 * Call to WikiPage function for backwards compatibility.
2473 * @see WikiPage::getLatest
2475 public function getLatest() {
2476 return $this->mPage
->getLatest();
2480 * Call to WikiPage function for backwards compatibility.
2481 * @see WikiPage::getLinksTimestamp
2483 public function getLinksTimestamp() {
2484 return $this->mPage
->getLinksTimestamp();
2488 * Call to WikiPage function for backwards compatibility.
2489 * @see WikiPage::getMinorEdit
2491 public function getMinorEdit() {
2492 return $this->mPage
->getMinorEdit();
2496 * Call to WikiPage function for backwards compatibility.
2497 * @see WikiPage::getOldestRevision
2499 public function getOldestRevision() {
2500 return $this->mPage
->getOldestRevision();
2504 * Call to WikiPage function for backwards compatibility.
2505 * @see WikiPage::getRedirectTarget
2507 public function getRedirectTarget() {
2508 return $this->mPage
->getRedirectTarget();
2512 * Call to WikiPage function for backwards compatibility.
2513 * @see WikiPage::getRedirectURL
2515 public function getRedirectURL( $rt ) {
2516 return $this->mPage
->getRedirectURL( $rt );
2520 * Call to WikiPage function for backwards compatibility.
2521 * @see WikiPage::getRevision
2523 public function getRevision() {
2524 return $this->mPage
->getRevision();
2528 * Call to WikiPage function for backwards compatibility.
2529 * @see WikiPage::getTimestamp
2531 public function getTimestamp() {
2532 return $this->mPage
->getTimestamp();
2536 * Call to WikiPage function for backwards compatibility.
2537 * @see WikiPage::getTouched
2539 public function getTouched() {
2540 return $this->mPage
->getTouched();
2544 * Call to WikiPage function for backwards compatibility.
2545 * @see WikiPage::getUndoContent
2547 public function getUndoContent( Revision
$undo, Revision
$undoafter = null ) {
2548 return $this->mPage
->getUndoContent( $undo, $undoafter );
2552 * Call to WikiPage function for backwards compatibility.
2553 * @see WikiPage::getUser
2555 public function getUser( $audience = Revision
::FOR_PUBLIC
, User
$user = null ) {
2556 return $this->mPage
->getUser( $audience, $user );
2560 * Call to WikiPage function for backwards compatibility.
2561 * @see WikiPage::getUserText
2563 public function getUserText( $audience = Revision
::FOR_PUBLIC
, User
$user = null ) {
2564 return $this->mPage
->getUserText( $audience, $user );
2568 * Call to WikiPage function for backwards compatibility.
2569 * @see WikiPage::hasViewableContent
2571 public function hasViewableContent() {
2572 return $this->mPage
->hasViewableContent();
2576 * Call to WikiPage function for backwards compatibility.
2577 * @see WikiPage::insertOn
2579 public function insertOn( $dbw, $pageId = null ) {
2580 return $this->mPage
->insertOn( $dbw, $pageId );
2584 * Call to WikiPage function for backwards compatibility.
2585 * @see WikiPage::insertProtectNullRevision
2587 public function insertProtectNullRevision( $revCommentMsg, array $limit,
2588 array $expiry, $cascade, $reason, $user = null
2590 return $this->mPage
->insertProtectNullRevision( $revCommentMsg, $limit,
2591 $expiry, $cascade, $reason, $user
2596 * Call to WikiPage function for backwards compatibility.
2597 * @see WikiPage::insertRedirect
2599 public function insertRedirect() {
2600 return $this->mPage
->insertRedirect();
2604 * Call to WikiPage function for backwards compatibility.
2605 * @see WikiPage::insertRedirectEntry
2607 public function insertRedirectEntry( Title
$rt, $oldLatest = null ) {
2608 return $this->mPage
->insertRedirectEntry( $rt, $oldLatest );
2612 * Call to WikiPage function for backwards compatibility.
2613 * @see WikiPage::isCountable
2615 public function isCountable( $editInfo = false ) {
2616 return $this->mPage
->isCountable( $editInfo );
2620 * Call to WikiPage function for backwards compatibility.
2621 * @see WikiPage::isRedirect
2623 public function isRedirect() {
2624 return $this->mPage
->isRedirect();
2628 * Call to WikiPage function for backwards compatibility.
2629 * @see WikiPage::loadFromRow
2631 public function loadFromRow( $data, $from ) {
2632 return $this->mPage
->loadFromRow( $data, $from );
2636 * Call to WikiPage function for backwards compatibility.
2637 * @see WikiPage::loadPageData
2639 public function loadPageData( $from = 'fromdb' ) {
2640 $this->mPage
->loadPageData( $from );
2644 * Call to WikiPage function for backwards compatibility.
2645 * @see WikiPage::lockAndGetLatest
2647 public function lockAndGetLatest() {
2648 return $this->mPage
->lockAndGetLatest();
2652 * Call to WikiPage function for backwards compatibility.
2653 * @see WikiPage::makeParserOptions
2655 public function makeParserOptions( $context ) {
2656 return $this->mPage
->makeParserOptions( $context );
2660 * Call to WikiPage function for backwards compatibility.
2661 * @see WikiPage::pageDataFromId
2663 public function pageDataFromId( $dbr, $id, $options = [] ) {
2664 return $this->mPage
->pageDataFromId( $dbr, $id, $options );
2668 * Call to WikiPage function for backwards compatibility.
2669 * @see WikiPage::pageDataFromTitle
2671 public function pageDataFromTitle( $dbr, $title, $options = [] ) {
2672 return $this->mPage
->pageDataFromTitle( $dbr, $title, $options );
2676 * Call to WikiPage function for backwards compatibility.
2677 * @see WikiPage::prepareContentForEdit
2679 public function prepareContentForEdit(
2680 Content
$content, $revision = null, User
$user = null,
2681 $serialFormat = null, $useCache = true
2683 return $this->mPage
->prepareContentForEdit(
2684 $content, $revision, $user,
2685 $serialFormat, $useCache
2690 * Call to WikiPage function for backwards compatibility.
2691 * @see WikiPage::protectDescription
2693 public function protectDescription( array $limit, array $expiry ) {
2694 return $this->mPage
->protectDescription( $limit, $expiry );
2698 * Call to WikiPage function for backwards compatibility.
2699 * @see WikiPage::protectDescriptionLog
2701 public function protectDescriptionLog( array $limit, array $expiry ) {
2702 return $this->mPage
->protectDescriptionLog( $limit, $expiry );
2706 * Call to WikiPage function for backwards compatibility.
2707 * @see WikiPage::replaceSectionAtRev
2709 public function replaceSectionAtRev( $sectionId, Content
$sectionContent,
2710 $sectionTitle = '', $baseRevId = null
2712 return $this->mPage
->replaceSectionAtRev( $sectionId, $sectionContent,
2713 $sectionTitle, $baseRevId
2718 * Call to WikiPage function for backwards compatibility.
2719 * @see WikiPage::replaceSectionContent
2721 public function replaceSectionContent(
2722 $sectionId, Content
$sectionContent, $sectionTitle = '', $edittime = null
2724 return $this->mPage
->replaceSectionContent(
2725 $sectionId, $sectionContent, $sectionTitle, $edittime
2730 * Call to WikiPage function for backwards compatibility.
2731 * @see WikiPage::setTimestamp
2733 public function setTimestamp( $ts ) {
2734 $this->mPage
->setTimestamp( $ts );
2738 * Call to WikiPage function for backwards compatibility.
2739 * @see WikiPage::shouldCheckParserCache
2741 public function shouldCheckParserCache( ParserOptions
$parserOptions, $oldId ) {
2742 return $this->mPage
->shouldCheckParserCache( $parserOptions, $oldId );
2746 * Call to WikiPage function for backwards compatibility.
2747 * @see WikiPage::supportsSections
2749 public function supportsSections() {
2750 return $this->mPage
->supportsSections();
2754 * Call to WikiPage function for backwards compatibility.
2755 * @see WikiPage::triggerOpportunisticLinksUpdate
2757 public function triggerOpportunisticLinksUpdate( ParserOutput
$parserOutput ) {
2758 return $this->mPage
->triggerOpportunisticLinksUpdate( $parserOutput );
2762 * Call to WikiPage function for backwards compatibility.
2763 * @see WikiPage::updateCategoryCounts
2765 public function updateCategoryCounts( array $added, array $deleted, $id = 0 ) {
2766 return $this->mPage
->updateCategoryCounts( $added, $deleted, $id );
2770 * Call to WikiPage function for backwards compatibility.
2771 * @see WikiPage::updateIfNewerOn
2773 public function updateIfNewerOn( $dbw, $revision ) {
2774 return $this->mPage
->updateIfNewerOn( $dbw, $revision );
2778 * Call to WikiPage function for backwards compatibility.
2779 * @see WikiPage::updateRedirectOn
2781 public function updateRedirectOn( $dbw, $redirectTitle, $lastRevIsRedirect = null ) {
2782 return $this->mPage
->updateRedirectOn( $dbw, $redirectTitle, $lastRevIsRedirect );
2786 * Call to WikiPage function for backwards compatibility.
2787 * @see WikiPage::updateRevisionOn
2789 public function updateRevisionOn( $dbw, $revision, $lastRevision = null,
2790 $lastRevIsRedirect = null
2792 return $this->mPage
->updateRevisionOn( $dbw, $revision, $lastRevision,
2798 * @param array $limit
2799 * @param array $expiry
2800 * @param bool &$cascade
2801 * @param string $reason
2805 public function doUpdateRestrictions( array $limit, array $expiry, &$cascade,
2808 return $this->mPage
->doUpdateRestrictions( $limit, $expiry, $cascade, $reason, $user );
2812 * @param array $limit
2813 * @param string $reason
2814 * @param int &$cascade
2815 * @param array $expiry
2818 public function updateRestrictions( $limit = [], $reason = '',
2819 &$cascade = 0, $expiry = []
2821 return $this->mPage
->doUpdateRestrictions(
2826 $this->getContext()->getUser()
2831 * @param string $reason
2832 * @param bool $suppress
2833 * @param int|null $u1 Unused
2834 * @param bool|null $u2 Unused
2835 * @param string &$error
2836 * @param bool $immediate false allows deleting over time via the job queue
2838 * @throws FatalError
2839 * @throws MWException
2841 public function doDeleteArticle(
2842 $reason, $suppress = false, $u1 = null, $u2 = null, &$error = '', $immediate = false
2844 return $this->mPage
->doDeleteArticle( $reason, $suppress, $u1, $u2, $error,
2849 * @param string $fromP
2850 * @param string $summary
2851 * @param string $token
2853 * @param array &$resultDetails
2854 * @param User|null $user
2857 public function doRollback( $fromP, $summary, $token, $bot, &$resultDetails, User
$user = null ) {
2859 $user = $this->getContext()->getUser();
2862 return $this->mPage
->doRollback( $fromP, $summary, $token, $bot, $resultDetails, $user );
2866 * @param string $fromP
2867 * @param string $summary
2869 * @param array &$resultDetails
2870 * @param User|null $guser
2873 public function commitRollback( $fromP, $summary, $bot, &$resultDetails, User
$guser = null ) {
2875 $guser = $this->getContext()->getUser();
2878 return $this->mPage
->commitRollback( $fromP, $summary, $bot, $resultDetails, $guser );
2882 * @param bool &$hasHistory
2885 public function generateReason( &$hasHistory ) {
2886 $title = $this->mPage
->getTitle();
2887 $handler = ContentHandler
::getForTitle( $title );
2888 return $handler->getAutoDeleteReason( $title, $hasHistory );