includes/actions/ActionEntryPoint.php
<?php
namespace MediaWiki\Actions;
use Action;
use Article;
use BadTitleError;
use ErrorPageError;
use HTMLFileCache;
use HttpError;
use MediaWiki\Context\RequestContext;
use MediaWiki\Logger\LoggerFactory;
use MediaWiki\MainConfigNames;
use MediaWiki\MediaWikiEntryPoint;
use MediaWiki\Output\OutputPage;
use MediaWiki\Permissions\PermissionStatus;
use MediaWiki\Profiler\ProfilingContext;
use MediaWiki\Request\DerivativeRequest;
use MediaWiki\Request\WebRequest;
use MediaWiki\SpecialPage\RedirectSpecialPage;
use MediaWiki\SpecialPage\SpecialPage;
use MediaWiki\Title\MalformedTitleException;
use MediaWiki\Title\Title;
use MediaWiki\User\User;
use MWExceptionRenderer;
use PermissionsError;
use Profiler;
use Throwable;
use UnexpectedValueException;
use ViewAction;
use WikiFilePage;
use Wikimedia\Rdbms\DBConnectionError;
/**
* The index.php entry point for web browser navigations, usually routed to
* an Action or SpecialPage subclass.
*
* @internal For use in index.php
* @ingroup entrypoint
*/
class ActionEntryPoint extends MediaWikiEntryPoint {
/**
* Overwritten to narrow the return type to RequestContext
* @return RequestContext
*/
protected function getContext(): RequestContext {
/** @var RequestContext $context */
$context = parent::getContext();
// @phan-suppress-next-line PhanTypeMismatchReturnSuperType see $context in the constructor
return $context;
}
protected function getOutput(): OutputPage {
return $this->getContext()->getOutput();
}
protected function getUser(): User {
return $this->getContext()->getUser();
}
protected function handleTopLevelError( Throwable $e ) {
$context = $this->getContext();
$action = $context->getRequest()->getRawVal( 'action', 'view' );
if (
$e instanceof DBConnectionError &&
$context->hasTitle() &&
$context->getTitle()->canExist() &&
in_array( $action, [ 'view', 'history' ], true ) &&
HTMLFileCache::useFileCache( $context, HTMLFileCache::MODE_OUTAGE )
) {
// Try to use any (even stale) file during outages...
$cache = new HTMLFileCache( $context->getTitle(), $action );
if ( $cache->isCached() ) {
$cache->loadFromFileCache( $context, HTMLFileCache::MODE_OUTAGE );
$this->print( MWExceptionRenderer::getHTML( $e ) );
$this->exit();
}
}
parent::handleTopLevelError( $e );
}
/**
* Determine and send the response headers and body for this web request
*/
protected function execute() {
global $wgTitle;
// Get title from request parameters,
// is set on the fly by parseTitle the first time.
$title = $this->getTitle();
$wgTitle = $title;
$request = $this->getContext()->getRequest();
// Set DB query expectations for this HTTP request
$trxLimits = $this->getConfig( MainConfigNames::TrxProfilerLimits );
$trxProfiler = Profiler::instance()->getTransactionProfiler();
$trxProfiler->setLogger( LoggerFactory::getInstance( 'rdbms' ) );
$trxProfiler->setStatsdDataFactory( $this->getStatsdDataFactory() );
$trxProfiler->setRequestMethod( $request->getMethod() );
if ( $request->hasSafeMethod() ) {
$trxProfiler->setExpectations( $trxLimits['GET'], __METHOD__ );
} else {
$trxProfiler->setExpectations( $trxLimits['POST'], __METHOD__ );
}
if ( $this->maybeDoHttpsRedirect() ) {
return;
}
$context = $this->getContext();
$output = $context->getOutput();
// NOTE: HTMLFileCache::useFileCache() is not used in WMF production but is
// here to provide third-party wikis with a way to enable caching for
// "view" and "history" actions. It's triggered by the use of $wgUseFileCache
// when set to true in LocalSettings.php.
if ( $title->canExist() && HTMLFileCache::useFileCache( $context ) ) {
// getAction() may trigger DB queries, so avoid eagerly initializing it if possible.
// This reduces the cost of requests that exit early due to tryNormaliseRedirect()
// or a MediaWikiPerformAction / BeforeInitialize hook handler.
$action = $this->getAction();
// Try low-level file cache hit
$cache = new HTMLFileCache( $title, $action );
if ( $cache->isCacheGood( /* Assume up to date */ ) ) {
// Check incoming headers to see if client has this cached
$timestamp = $cache->cacheTimestamp();
if ( !$output->checkLastModified( $timestamp ) ) {
$cache->loadFromFileCache( $context );
}
// Do any stats increment/watchlist stuff, assuming user is viewing the
// latest revision (which should always be the case for file cache)
$context->getWikiPage()->doViewUpdates( $context->getAuthority() );
// Tell OutputPage that output is taken care of
$output->disable();
return;
}
}
try {
// Actually do the work of the request and build up any output
$this->performRequest();
} catch ( ErrorPageError $e ) {
// TODO: Should ErrorPageError::report accept a OutputPage parameter?
$e->report( ErrorPageError::STAGE_OUTPUT );
$output->considerCacheSettingsFinal();
// T64091: while exceptions are convenient to bubble up GUI errors,
// they are not internal application faults. As with normal requests, this
// should commit, print the output, do deferred updates, jobs, and profiling.
}
$this->prepareForOutput();
// Ask OutputPage/Skin to stage the output (HTTP response body and headers).
// Flush the output to the client unless an exception occurred.
// Note that the OutputPage object in $context may have been replaced,
// so better fetch it again here.
$output = $context->getOutput();
$this->outputResponsePayload( $output->output( true ) );
}
/**
* If the stars are suitably aligned, do an HTTP->HTTPS redirect
*
* Note: Do this after $wgTitle is setup, otherwise the hooks run from
* isRegistered() will do all sorts of weird stuff.
*
* @return bool True if the redirect was done. Handling of the request
* should be aborted. False if no redirect was done.
*/
protected function maybeDoHttpsRedirect() {
if ( !$this->shouldDoHttpRedirect() ) {
return false;
}
$context = $this->getContext();
$request = $context->getRequest();
$oldUrl = $request->getFullRequestURL();
$redirUrl = preg_replace( '#^http://#', 'https://', $oldUrl );
if ( $request->wasPosted() ) {
// This is weird and we'd hope it almost never happens. This
// means that a POST came in via HTTP and policy requires us
// redirecting to HTTPS. It's likely such a request is going
// to fail due to post data being lost, but let's try anyway
// and just log the instance.
// @todo FIXME: See if we could issue a 307 or 308 here, need
// to see how clients (automated & browser) behave when we do
wfDebugLog( 'RedirectedPosts', "Redirected from HTTP to HTTPS: $oldUrl" );
}
// Setup dummy Title, otherwise OutputPage::redirect will fail
$title = Title::newFromText( 'REDIR', NS_MAIN );
$context->setTitle( $title );
// Since we only do this redir to change proto, always send a vary header
$output = $context->getOutput();
$output->addVaryHeader( 'X-Forwarded-Proto' );
$output->redirect( $redirUrl );
$output->output();
return true;
}
protected function doPrepareForOutput() {
parent::doPrepareForOutput();
// If needed, push a deferred update to run jobs after the output is sent
$this->schedulePostSendJobs();
}
protected function schedulePostSendJobs() {
// Recursion guard for $wgRunJobsAsync
if ( $this->getTitle()->isSpecial( 'RunJobs' ) ) {
return;
}
parent::schedulePostSendJobs();
}
/**
* Parse the request to get the Title object
*
* @throws MalformedTitleException If a title has been provided by the user, but is invalid.
* @param WebRequest $request
* @return Title Title object to be $wgTitle
*/
protected function parseTitle( $request ) {
$curid = $request->getInt( 'curid' );
$title = $request->getText( 'title' );
$ret = null;
if ( $curid ) {
// URLs like this are generated by RC, because rc_title isn't always accurate
$ret = Title::newFromID( $curid );
}
if ( $ret === null ) {
$ret = Title::newFromURL( $title );
if ( $ret !== null ) {
// Alias NS_MEDIA page URLs to NS_FILE...we only use NS_MEDIA
// in wikitext links to tell Parser to make a direct file link
if ( $ret->getNamespace() === NS_MEDIA ) {
$ret = Title::makeTitle( NS_FILE, $ret->getDBkey() );
}
// Check variant links so that interwiki links don't have to worry
// about the possible different language variants
$services = $this->getServiceContainer();
$languageConverter = $services
->getLanguageConverterFactory()
->getLanguageConverter( $services->getContentLanguage() );
if ( $languageConverter->hasVariants() && !$ret->exists() ) {
$languageConverter->findVariantLink( $title, $ret );
}
}
}
// If title is not provided, always allow oldid and diff to set the title.
// If title is provided, allow oldid and diff to override the title, unless
// we are talking about a special page which might use these parameters for
// other purposes.
if ( $ret === null || !$ret->isSpecialPage() ) {
// We can have urls with just ?diff=,?oldid= or even just ?diff=
$oldid = $request->getInt( 'oldid' );
$oldid = $oldid ?: $request->getInt( 'diff' );
// Allow oldid to override a changed or missing title
if ( $oldid ) {
$revRecord = $this->getServiceContainer()
->getRevisionLookup()
->getRevisionById( $oldid );
if ( $revRecord ) {
$ret = Title::newFromLinkTarget(
$revRecord->getPageAsLinkTarget()
);
}
}
}
if ( $ret === null && $request->getCheck( 'search' ) ) {
// Compatibility with old search URLs which didn't use Special:Search
// Just check for presence here, so blank requests still
// show the search page when using ugly URLs (T10054).
$ret = SpecialPage::getTitleFor( 'Search' );
}
if ( $ret === null || !$ret->isSpecialPage() ) {
// Compatibility with old URLs for Special:RevisionDelete/Special:EditTags (T323338)
$actionName = $request->getRawVal( 'action' );
if (
$actionName === 'revisiondelete' ||
( $actionName === 'historysubmit' && $request->getBool( 'revisiondelete' ) )
) {
$ret = SpecialPage::getTitleFor( 'Revisiondelete' );
} elseif (
$actionName === 'editchangetags' ||
( $actionName === 'historysubmit' && $request->getBool( 'editchangetags' ) )
) {
$ret = SpecialPage::getTitleFor( 'EditTags' );
}
}
// Use the main page as default title if nothing else has been provided
if ( $ret === null
&& strval( $title ) === ''
&& !$request->getCheck( 'curid' )
&& $request->getRawVal( 'action' ) !== 'delete'
) {
$ret = Title::newMainPage();
}
if ( $ret === null || ( $ret->getDBkey() == '' && !$ret->isExternal() ) ) {
// If we get here, we definitely don't have a valid title; throw an exception.
// Try to get detailed invalid title exception first, fall back to MalformedTitleException.
Title::newFromTextThrow( $title );
throw new MalformedTitleException( 'badtitletext', $title );
}
return $ret;
}
/**
* Get the Title object that we'll be acting on, as specified in the WebRequest
* @return Title
*/
public function getTitle() {
$context = $this->getContext();
if ( !$context->hasTitle() ) {
try {
$context->setTitle( $this->parseTitle( $context->getRequest() ) );
} catch ( MalformedTitleException $ex ) {
$context->setTitle( SpecialPage::getTitleFor( 'Badtitle' ) );
}
}
return $context->getTitle();
}
/**
* Returns the name of the action that will be executed.
*
* @note This is public for the benefit of extensions that implement
* the BeforeInitialize or MediaWikiPerformAction hooks.
*
* @return string Action
*/
public function getAction(): string {
return $this->getContext()->getActionName();
}
/**
* Performs the request.
* - bad titles
* - read restriction
* - local interwiki redirects
* - redirect loop
* - special pages
* - normal pages
*
* @throws PermissionsError|BadTitleError|HttpError
* @return void
*/
protected function performRequest() {
global $wgTitle;
$context = $this->getContext();
$request = $context->getRequest();
$output = $context->getOutput();
if ( $request->getRawVal( 'printable' ) === 'yes' ) {
$output->setPrintable();
}
$user = $context->getUser();
$title = $context->getTitle();
$requestTitle = $title;
$userOptionsLookup = $this->getServiceContainer()->getUserOptionsLookup();
if ( $userOptionsLookup->getBoolOption( $user, 'forcesafemode' ) ) {
$request->setVal( 'safemode', '1' );
}
$this->getHookRunner()->onBeforeInitialize( $title, null, $output, $user, $request, $this );
// Invalid titles. T23776: The interwikis must redirect even if the page name is empty.
if ( $title === null || ( $title->getDBkey() == '' && !$title->isExternal() )
|| $title->isSpecial( 'Badtitle' )
) {
$context->setTitle( SpecialPage::getTitleFor( 'Badtitle' ) );
try {
$this->parseTitle( $request );
} catch ( MalformedTitleException $ex ) {
throw new BadTitleError( $ex );
}
throw new BadTitleError();
}
// Check user's permissions to read this page.
// We have to check here to catch special pages etc.
// We will check again in Article::view().
$permissionStatus = PermissionStatus::newEmpty();
if ( !$context->getAuthority()->authorizeRead( 'read', $title, $permissionStatus ) ) {
// T34276: allowing the skin to generate output with $wgTitle or
// $context->title set to the input title would allow anonymous users to
// determine whether a page exists, potentially leaking private data. In fact, the
// curid and oldid request parameters would allow page titles to be enumerated even
// when they are not guessable. So we reset the title to Special:Badtitle before the
// permissions error is displayed.
// The skin mostly uses $context->getTitle() these days, but some extensions
// still use $wgTitle.
$badTitle = SpecialPage::getTitleFor( 'Badtitle' );
$context->setTitle( $badTitle );
$wgTitle = $badTitle;
throw new PermissionsError( 'read', $permissionStatus );
}
// Interwiki redirects
if ( $title->isExternal() ) {
$rdfrom = $request->getVal( 'rdfrom' );
if ( $rdfrom ) {
$url = $title->getFullURL( [ 'rdfrom' => $rdfrom ] );
} else {
$query = $request->getValues();
unset( $query['title'] );
$url = $title->getFullURL( $query );
}
// Check for a redirect loop
if ( $url !== $request->getFullRequestURL() && $title->isLocal() ) {
// 301 so google et al report the target as the actual url.
$output->redirect( $url, 301 );
} else {
$context->setTitle( SpecialPage::getTitleFor( 'Badtitle' ) );
try {
$this->parseTitle( $request );
} catch ( MalformedTitleException $ex ) {
throw new BadTitleError( $ex );
}
throw new BadTitleError();
}
// Handle any other redirects.
// Redirect loops, titleless URL, $wgUsePathInfo URLs, and URLs with a variant
} elseif ( !$this->tryNormaliseRedirect( $title ) ) {
// Prevent information leak via Special:MyPage et al (T109724)
$spFactory = $this->getServiceContainer()->getSpecialPageFactory();
if ( $title->isSpecialPage() ) {
$specialPage = $spFactory->getPage( $title->getDBkey() );
if ( $specialPage instanceof RedirectSpecialPage ) {
$specialPage->setContext( $context );
if ( $this->getConfig( MainConfigNames::HideIdentifiableRedirects )
&& $specialPage->personallyIdentifiableTarget()
) {
[ , $subpage ] = $spFactory->resolveAlias( $title->getDBkey() );
$target = $specialPage->getRedirect( $subpage );
// Target can also be true. We let that case fall through to normal processing.
if ( $target instanceof Title ) {
if ( $target->isExternal() ) {
// Handle interwiki redirects
$target = SpecialPage::getTitleFor(
'GoToInterwiki',
'force/' . $target->getPrefixedDBkey()
);
}
$query = $specialPage->getRedirectQuery( $subpage ) ?: [];
$derivateRequest = new DerivativeRequest( $request, $query );
$derivateRequest->setRequestURL( $request->getRequestURL() );
$context->setRequest( $derivateRequest );
// Do not varnish cache these. May vary even for anons
$output->lowerCdnMaxage( 0 );
// NOTE: This also clears any action cache.
// Action should not have been computed yet, but if it was,
// we reset it because special pages only support "view".
$context->setTitle( $target );
$wgTitle = $target;
$title = $target;
$output->addJsConfigVars( [
'wgInternalRedirectTargetUrl' => $target->getLinkURL( $query ),
] );
$output->addModules( 'mediawiki.action.view.redirect' );
// If the title is invalid, redirect but show the correct bad title error - T297407
if ( !$target->isValid() ) {
try {
$this->getServiceContainer()->getTitleParser()
->parseTitle( $target->getPrefixedText() );
} catch ( MalformedTitleException $ex ) {
throw new BadTitleError( $ex );
}
throw new BadTitleError();
}
}
}
}
}
// Special pages ($title may have changed since if statement above)
if ( $title->isSpecialPage() ) {
// Actions that need to be made when we have a special pages
$spFactory->executePath( $title, $context );
} else {
// ...otherwise treat it as an article view. The article
// may still be a wikipage redirect to another article or URL.
$article = $this->initializeArticle();
if ( is_object( $article ) ) {
$this->performAction( $article, $requestTitle );
} elseif ( is_string( $article ) ) {
$output->redirect( $article );
} else {
throw new UnexpectedValueException( "Shouldn't happen: MediaWiki::initializeArticle()"
. " returned neither an object nor a URL" );
}
}
$output->considerCacheSettingsFinal();
}
}
/**
* Handle redirects for uncanonical title requests.
*
* Handles:
* - Redirect loops.
* - No title in URL.
* - $wgUsePathInfo URLs.
* - URLs with a variant.
* - Other non-standard URLs (as long as they have no extra query parameters).
*
* Behaviour:
* - Normalise title values:
* /wiki/Foo%20Bar -> /wiki/Foo_Bar
* - Normalise empty title:
* /wiki/ -> /wiki/Main
* /w/index.php?title= -> /wiki/Main
* - Don't redirect anything with query parameters other than 'title' or 'action=view'.
*
* @param Title $title
* @return bool True if a redirect was set.
* @throws HttpError
*/
protected function tryNormaliseRedirect( Title $title ): bool {
$request = $this->getRequest();
$output = $this->getOutput();
if ( $request->getRawVal( 'action', 'view' ) != 'view'
|| $request->wasPosted()
|| ( $request->getCheck( 'title' )
&& $title->getPrefixedDBkey() == $request->getText( 'title' ) )
|| count( $request->getValueNames( [ 'action', 'title' ] ) )
|| !$this->getHookRunner()->onTestCanonicalRedirect( $request, $title, $output )
) {
return false;
}
if ( $this->getConfig( MainConfigNames::MainPageIsDomainRoot ) && $request->getRequestURL() === '/' ) {
return false;
}
$services = $this->getServiceContainer();
if ( $title->isSpecialPage() ) {
[ $name, $subpage ] = $services->getSpecialPageFactory()
->resolveAlias( $title->getDBkey() );
if ( $name ) {
$title = SpecialPage::getTitleFor( $name, $subpage );
}
}
// Redirect to canonical url, make it a 301 to allow caching
$targetUrl = (string)$services->getUrlUtils()->expand( $title->getFullURL(), PROTO_CURRENT );
if ( $targetUrl == $request->getFullRequestURL() ) {
$message = "Redirect loop detected!\n\n" .
"This means the wiki got confused about what page was " .
"requested; this sometimes happens when moving a wiki " .
"to a new server or changing the server configuration.\n\n";
if ( $this->getConfig( MainConfigNames::UsePathInfo ) ) {
$message .= "The wiki is trying to interpret the page " .
"title from the URL path portion (PATH_INFO), which " .
"sometimes fails depending on the web server. Try " .
"setting \"\$wgUsePathInfo = false;\" in your " .
"LocalSettings.php, or check that \$wgArticlePath " .
"is correct.";
} else {
$message .= "Your web server was detected as possibly not " .
"supporting URL path components (PATH_INFO) correctly; " .
"check your LocalSettings.php for a customized " .
"\$wgArticlePath setting and/or toggle \$wgUsePathInfo " .
"to true.";
}
throw new HttpError( 500, $message );
}
$output->setCdnMaxage( 1200 );
$output->redirect( $targetUrl, '301' );
return true;
}
/**
* Initialize the main Article object for "standard" actions (view, etc)
* Create an Article object for the page, following redirects if needed.
*
* @return Article|string An Article, or a string to redirect to another URL
*/
protected function initializeArticle() {
$context = $this->getContext();
$title = $context->getTitle();
$services = $this->getServiceContainer();
if ( $context->canUseWikiPage() ) {
// Optimization: Reuse the WikiPage instance from context, to avoid
// repeat fetching or computation of data already loaded.
$page = $context->getWikiPage();
} else {
// This case should not happen, but just in case.
// @TODO: remove this or use an exception
$page = $services->getWikiPageFactory()->newFromTitle( $title );
$context->setWikiPage( $page );
wfWarn( "RequestContext::canUseWikiPage() returned false" );
}
// Make GUI wrapper for the WikiPage
$article = Article::newFromWikiPage( $page, $context );
// Skip some unnecessary code if the content model doesn't support redirects
// Use the page content model rather than invoking Title::getContentModel()
// to avoid querying page data twice (T206498)
if ( !$page->getContentHandler()->supportsRedirects() ) {
return $article;
}
$request = $context->getRequest();
// Namespace might change when using redirects
// Check for redirects ...
$action = $request->getRawVal( 'action', 'view' );
$file = ( $page instanceof WikiFilePage ) ? $page->getFile() : null;
if ( ( $action == 'view' || $action == 'render' ) // ... for actions that show content
&& !$request->getCheck( 'oldid' ) // ... and are not old revisions
&& !$request->getCheck( 'diff' ) // ... and not when showing diff
&& $request->getRawVal( 'redirect' ) !== 'no' // ... unless explicitly told not to
// ... and the article is not a non-redirect image page with associated file
&& !( is_object( $file ) && $file->exists() && !$file->getRedirected() )
) {
// Give extensions a change to ignore/handle redirects as needed
$ignoreRedirect = $target = false;
$this->getHookRunner()->onInitializeArticleMaybeRedirect( $title, $request,
// @phan-suppress-next-line PhanTypeMismatchArgument Type mismatch on pass-by-ref args
$ignoreRedirect, $target, $article );
$page = $article->getPage(); // reflect any hook changes
// Follow redirects only for... redirects.
// If $target is set, then a hook wanted to redirect.
if ( !$ignoreRedirect && ( $target || $page->isRedirect() ) ) {
// Is the target already set by an extension?
$target = $target ?: $page->followRedirect();
if ( is_string( $target ) && !$this->getConfig( MainConfigNames::DisableHardRedirects ) ) {
// we'll need to redirect
return $target;
}
if ( is_object( $target ) ) {
// Rewrite environment to redirected article
$rpage = $services->getWikiPageFactory()->newFromTitle( $target );
$rpage->loadPageData();
if ( $rpage->exists() || ( is_object( $file ) && !$file->isLocal() ) ) {
$rarticle = Article::newFromWikiPage( $rpage, $context );
$rarticle->setRedirectedFrom( $title );
$article = $rarticle;
// NOTE: This also clears any action cache
$context->setTitle( $target );
$context->setWikiPage( $article->getPage() );
}
}
}
}
return $article;
}
/**
* Perform one of the "standard" actions
*
* @param Article $article
* @param Title $requestTitle The original title, before any redirects were applied
*/
protected function performAction( Article $article, Title $requestTitle ) {
$request = $this->getRequest();
$output = $this->getOutput();
$title = $this->getTitle();
$user = $this->getUser();
if ( !$this->getHookRunner()->onMediaWikiPerformAction(
$output, $article, $title, $user, $request, $this )
) {
return;
}
$t = microtime( true );
$actionName = $this->getAction();
$services = $this->getServiceContainer();
$action = $services->getActionFactory()->getAction( $actionName, $article, $this->getContext() );
if ( $action instanceof Action ) {
ProfilingContext::singleton()->init( MW_ENTRY_POINT, $actionName );
// Check read permissions
if ( $action->needsReadRights() && !$user->isAllowed( 'read' ) ) {
throw new PermissionsError( 'read' );
}
// Narrow DB query expectations for this HTTP request
if ( $request->wasPosted() && !$action->doesWrites() ) {
$trxProfiler = Profiler::instance()->getTransactionProfiler();
$trxLimits = $this->getConfig( MainConfigNames::TrxProfilerLimits );
$trxProfiler->setExpectations( $trxLimits['POST-nonwrite'], __METHOD__ );
}
// Let CDN cache things if we can purge them.
// Also unconditionally cache page views.
if ( $this->getConfig( MainConfigNames::UseCdn ) ) {
$htmlCacheUpdater = $services->getHtmlCacheUpdater();
if ( $request->matchURLForCDN( $htmlCacheUpdater->getUrls( $requestTitle ) ) ) {
$output->setCdnMaxage( $this->getConfig( MainConfigNames::CdnMaxAge ) );
} elseif ( $action instanceof ViewAction ) {
$output->setCdnMaxage( 3600 );
}
}
$action->show();
$runTime = microtime( true ) - $t;
$statAction = strtr( $actionName, '.', '_' );
$services->getStatsFactory()->getTiming( 'action_executeTiming_seconds' )
->setLabel( 'action', $statAction )
->copyToStatsdAt( 'action.' . $statAction . '.executeTiming' )
->observe( 1000 * $runTime );
return;
}
// If we've not found out which action it is by now, it's unknown
$output->setStatusCode( 404 );
$output->showErrorPage( 'nosuchaction', 'nosuchactiontext' );
}
}