/**
* TODO: fold $output, etc, into this
- * @var RequestContext
+ * @var IContextSource
*/
private $context;
- public function request( WebRequest $x = null ){
+ /**
+ * @param $x null|WebRequest
+ * @return WebRequest
+ */
+ public function request( WebRequest $x = null ) {
$old = $this->context->getRequest();
$this->context->setRequest( $x );
return $old;
}
- public function output( OutputPage $x = null ){
+ /**
+ * @param $x null|OutputPage
+ * @return OutputPage
+ */
+ public function output( OutputPage $x = null ) {
$old = $this->context->getOutput();
$this->context->setOutput( $x );
return $old;
}
- public function __construct( RequestContext $context = null ) {
+ /**
+ * @param IContextSource|null $context
+ */
+ public function __construct( IContextSource $context = null ) {
if ( !$context ) {
$context = RequestContext::getMain();
}
$request = $this->context->getRequest();
$curid = $request->getInt( 'curid' );
$title = $request->getVal( 'title' );
+ $action = $request->getVal( 'action', 'view' );
if ( $request->getCheck( 'search' ) ) {
// Compatibility with old search URLs which didn't use Special:Search
} elseif ( $curid ) {
// URLs like this are generated by RC, because rc_title isn't always accurate
$ret = Title::newFromID( $curid );
- } elseif ( $title == '' && $this->getAction() != 'delete' ) {
+ } elseif ( $title == '' && $action != 'delete' ) {
$ret = Title::newMainPage();
} else {
$ret = Title::newFromURL( $title );
- // check variant links so that interwiki links don't have to worry
+ // 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 ( !is_null( $ret ) && $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
if ( count( $wgContLang->getVariants() ) > 1
&& !is_null( $ret ) && $ret->getArticleID() == 0 )
}
}
// For non-special titles, check for implicit titles
- if ( is_null( $ret ) || $ret->getNamespace() != NS_SPECIAL ) {
+ if ( is_null( $ret ) || !$ret->isSpecialPage() ) {
// We can have urls with just ?diff=,?oldid= or even just ?diff=
$oldid = $request->getInt( 'oldid' );
$oldid = $oldid ? $oldid : $request->getInt( 'diff' );
}
if ( $ret === null || ( $ret->getDBkey() == '' && $ret->getInterwiki() == '' ) ) {
- $ret = new BadTitle;
+ $ret = SpecialPage::getTitleFor( 'Badtitle' );
}
+
return $ret;
}
* Get the Title object that we'll be acting on, as specified in the WebRequest
* @return Title
*/
- public function getTitle(){
+ public function getTitle() {
if( $this->context->getTitle() === null ){
$this->context->setTitle( $this->parseTitle() );
}
*
* @return void
*/
- public function performRequest() {
- global $wgServer, $wgUsePathInfo;
+ private function performRequest() {
+ global $wgServer, $wgUsePathInfo, $wgTitle;
wfProfileIn( __METHOD__ );
$output->setPrintable();
}
- $pageView = false; // was an article or special page viewed?
-
- wfRunHooks( 'BeforeInitialize',
- array( &$title, null, &$output, &$user, $request, $this ) );
+ $unused = null; // To pass it by reference
+ wfRunHooks( 'BeforeInitialize', array( &$title, &$unused, &$output, &$user, $request, $this ) );
// Invalid titles. Bug 21776: The interwikis must redirect even if the page name is empty.
- if ( $title instanceof BadTitle ) {
- throw new ErrorPageError( 'badtitle', 'badtitletext' );
- // If the user is not logged in, the Namespace:title of the article must be in
- // the Read array in order for the user to see it. (We have to check here to
- // catch special pages etc. We check again in Article::view())
- } elseif ( !$title->userCanRead() ) {
- $output->loginToUse();
+ if ( is_null( $title ) || ( $title->getDBkey() == '' && $title->getInterwiki() == '' ) ||
+ $title->isSpecial( 'Badtitle' ) )
+ {
+ $this->context->setTitle( SpecialPage::getTitleFor( 'Badtitle' ) );
+ wfProfileOut( __METHOD__ );
+ 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().
+ $permErrors = $title->getUserPermissionsErrors( 'read', $user );
+ if ( count( $permErrors ) ) {
+ // Bug 32276: allowing the skin to generate output with $wgTitle or
+ // $this->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 $this->context->getTitle() these days, but some extensions
+ // still use $wgTitle.
+
+ $badTitle = SpecialPage::getTitleFor( 'Badtitle' );
+ $this->context->setTitle( $badTitle );
+ $wgTitle = $badTitle;
+
+ wfProfileOut( __METHOD__ );
+ throw new PermissionsError( 'read', $permErrors );
+ }
+
+ $pageView = false; // was an article or special page viewed?
+
// Interwiki redirects
- } elseif ( $title->getInterwiki() != '' ) {
+ if ( $title->getInterwiki() != '' ) {
$rdfrom = $request->getVal( 'rdfrom' );
if ( $rdfrom ) {
$url = $title->getFullURL( 'rdfrom=' . urlencode( $rdfrom ) );
// 301 so google et al report the target as the actual url.
$output->redirect( $url, 301 );
} else {
- $this->context->setTitle( new BadTitle );
+ $this->context->setTitle( SpecialPage::getTitleFor( 'Badtitle' ) );
wfProfileOut( __METHOD__ );
- throw new ErrorPageError( 'badtitle', 'badtitletext' );
+ throw new BadTitleError();
}
// Redirect loops, no title in URL, $wgUsePathInfo URLs, and URLs with a variant
} elseif ( $request->getVal( 'action', 'view' ) == 'view' && !$request->wasPosted()
&& ( $request->getVal( 'title' ) === null ||
$title->getPrefixedDBKey() != $request->getVal( 'title' ) )
- && !count( $request->getValueNames( array( 'action', 'title' ) ) ) )
+ && !count( $request->getValueNames( array( 'action', 'title' ) ) )
+ && wfRunHooks( 'TestCanonicalRedirect', array( $request, $title, $output ) ) )
{
- if ( $title->getNamespace() == NS_SPECIAL ) {
+ if ( $title->isSpecialPage() ) {
list( $name, $subpage ) = SpecialPageFactory::resolveAlias( $title->getDBkey() );
if ( $name ) {
$title = SpecialPage::getTitleFor( $name, $subpage );
}
}
- $targetUrl = $title->getFullURL();
+ $targetUrl = wfExpandUrl( $title->getFullURL(), PROTO_CURRENT );
// Redirect to canonical url, make it a 301 to allow caching
if ( $targetUrl == $request->getFullRequestURL() ) {
$message = "Redirect loop detected!\n\n" .
"\$wgArticlePath setting and/or toggle \$wgUsePathInfo " .
"to true.";
}
- wfHttpError( 500, "Internal error", $message );
+ throw new HttpError( 500, $message );
} else {
$output->setSquidMaxage( 1200 );
$output->redirect( $targetUrl, '301' );
if ( is_object( $article ) ) {
$pageView = true;
/**
- * $wgArticle is deprecated, do not use it. This will possibly be removed
- * entirely in 1.20 or 1.21
- * @deprecated since 1.19
+ * $wgArticle is deprecated, do not use it.
+ * @deprecated since 1.18
*/
global $wgArticle;
- $wgArticle = $article;
+ $wgArticle = new DeprecatedGlobal( 'wgArticle', $article, '1.18' );
$this->performAction( $article );
} elseif ( is_string( $article ) ) {
/**
* Create an Article object of the appropriate class for the given page.
*
- * @deprecated in 1.19; use Article::newFromTitle() instead
+ * @deprecated in 1.18; use Article::newFromTitle() instead
* @param $title Title
- * @param $context RequestContext
+ * @param $context IContextSource
* @return Article object
*/
- public static function articleFromTitle( $title, RequestContext $context ) {
+ public static function articleFromTitle( $title, IContextSource $context ) {
+ wfDeprecated( __METHOD__, '1.18' );
return Article::newFromTitle( $title, $context );
}
/**
- * Returns the action that will be executed, not necessarily the one passed
- * passed through the "action" parameter. Actions disabled in
- * $wgDisabledActions will be replaced by "nosuchaction"
+ * Returns the name of the action that will be executed.
*
- * @return String: action
+ * @return string: action
*/
public function getAction() {
- global $wgDisabledActions;
-
- $request = $this->context->getRequest();
- $action = $request->getVal( 'action', 'view' );
-
- // Check for disabled actions
- if ( in_array( $action, $wgDisabledActions ) ) {
- $action = 'nosuchaction';
- } elseif ( $action === 'historysubmit' ) {
- // Workaround for bug #20966: inability of IE to provide an action dependent
- // on which submit button is clicked.
- if ( $request->getBool( 'revisiondelete' ) ) {
- $action = 'revisiondelete';
- } else {
- $action = 'view';
- }
- } elseif ( $action == 'editredlink' ) {
- $action = 'edit';
- }
+ static $action = null;
- // Write back the executed action
- $request->setVal( 'action', $action );
+ if ( $action === null ) {
+ $action = Action::getActionName( $this->context );
+ }
+
return $action;
}
wfProfileIn( __METHOD__ );
- $request = $this->context->getRequest();
$title = $this->context->getTitle();
-
- $action = $request->getVal( 'action', 'view' );
$article = Article::newFromTitle( $title, $this->context );
+ $this->context->setWikiPage( $article->getPage() );
// NS_MEDIAWIKI has no redirects.
// It is also used for CSS/JS, so performance matters here...
if ( $title->getNamespace() == NS_MEDIAWIKI ) {
wfProfileOut( __METHOD__ );
return $article;
}
+
+ $request = $this->context->getRequest();
+
// Namespace might change when using redirects
// Check for redirects ...
+ $action = $request->getVal( 'action', 'view' );
$file = ( $title->getNamespace() == NS_FILE ) ? $article->getFile() : null;
if ( ( $action == 'view' || $action == 'render' ) // ... for actions that show content
&& !$request->getVal( 'oldid' ) && // ... and are not old revisions
$rarticle->setRedirectedFrom( $title );
$article = $rarticle;
$this->context->setTitle( $target );
+ $this->context->setWikiPage( $article->getPage() );
}
}
} else {
$this->context->setTitle( $article->getTitle() );
+ $this->context->setWikiPage( $article->getPage() );
}
}
+
wfProfileOut( __METHOD__ );
return $article;
}
// Output everything!
$this->context->getOutput()->output();
// Do any deferred jobs
- wfDoUpdates( 'commit' );
+ DeferredUpdates::doUpdates( 'commit' );
$this->doJobs();
wfProfileOut( __METHOD__ );
}
while ( $n-- && false != ( $job = Job::pop() ) ) {
$output = $job->toString() . "\n";
- $t = -wfTime();
+ $t = - microtime( true );
$success = $job->run();
- $t += wfTime();
+ $t += microtime( true );
$t = round( $t * 1000 );
if ( !$success ) {
$output .= "Error: " . $job->getLastError() . ", Time: $t ms\n";
/**
* Perform one of the "standard" actions
*
- * @param $article Article
+ * @param $page Page
*/
- private function performAction( Page $article ) {
- global $wgSquidMaxage, $wgUseExternalEditor;
-
+ private function performAction( Page $page ) {
wfProfileIn( __METHOD__ );
$request = $this->context->getRequest();
$user = $this->context->getUser();
if ( !wfRunHooks( 'MediaWikiPerformAction',
- array( $output, $article, $title, $user, $request, $this ) ) )
+ array( $output, $page, $title, $user, $request, $this ) ) )
{
wfProfileOut( __METHOD__ );
return;
$act = $this->getAction();
- $action = Action::factory( $act, $article );
- if( $action instanceof Action ){
+ $action = Action::factory( $act, $page );
+ if ( $action instanceof Action ) {
$action->show();
wfProfileOut( __METHOD__ );
return;
}
- switch( $act ) {
- case 'view':
- $output->setSquidMaxage( $wgSquidMaxage );
- $article->view();
- break;
- case 'raw': // includes JS/CSS
- wfProfileIn( __METHOD__ . '-raw' );
- $raw = new RawPage( $article );
- $raw->view();
- wfProfileOut( __METHOD__ . '-raw' );
- break;
- case 'delete':
- case 'protect':
- case 'unprotect':
- case 'render':
- $article->$act();
- break;
- case 'submit':
- if ( session_id() == '' ) {
- // Send a cookie so anons get talk message notifications
- wfSetupSession();
- }
- // Continue...
- case 'edit':
- if ( wfRunHooks( 'CustomEditor', array( $article, $user ) ) ) {
- $internal = $request->getVal( 'internaledit' );
- $external = $request->getVal( 'externaledit' );
- $section = $request->getVal( 'section' );
- $oldid = $request->getVal( 'oldid' );
- if ( !$wgUseExternalEditor || $act == 'submit' || $internal ||
- $section || $oldid ||
- ( !$user->getOption( 'externaleditor' ) && !$external ) )
- {
- $editor = new EditPage( $article );
- $editor->submit();
- } elseif ( $wgUseExternalEditor
- && ( $external || $user->getOption( 'externaleditor' ) ) )
- {
- $mode = $request->getVal( 'mode' );
- $extedit = new ExternalEdit( $article, $mode );
- $extedit->edit();
- }
- }
- break;
- case 'history':
- if ( $request->getFullRequestURL() == $title->getInternalURL( 'action=history' ) ) {
- $output->setSquidMaxage( $wgSquidMaxage );
- }
- $history = new HistoryPage( $article );
- $history->history();
- break;
- default:
- if ( wfRunHooks( 'UnknownAction', array( $act, $article ) ) ) {
- $request->setVal( 'action', 'nosuchaction' );
- $output->showErrorPage( 'nosuchaction', 'nosuchactiontext' );
- }
+ if ( wfRunHooks( 'UnknownAction', array( $request->getVal( 'action', 'view' ), $page ) ) ) {
+ $output->showErrorPage( 'nosuchaction', 'nosuchactiontext' );
}
+
wfProfileOut( __METHOD__ );
}
* Run the current MediaWiki instance
* index.php just calls this
*/
- function run() {
+ public function run() {
try {
- $this->checkMaxLag( true );
+ $this->checkMaxLag();
$this->main();
$this->restInPeace();
} catch ( Exception $e ) {
/**
* Checks if the request should abort due to a lagged server,
* for given maxlag parameter.
- *
- * @param boolean $abort True if this class should abort the
- * script execution. False to return the result as a boolean.
- * @return boolean True if we passed the check, false if we surpass the maxlag
+ * @return bool
*/
- function checkMaxLag( $abort ) {
+ private function checkMaxLag() {
global $wgShowHostnames;
wfProfileIn( __METHOD__ );
$maxLag = $this->context->getRequest()->getVal( 'maxlag' );
if ( !is_null( $maxLag ) ) {
- $lb = wfGetLB(); // foo()->bar() is not supported in PHP4
- list( $host, $lag ) = $lb->getMaxLag();
+ list( $host, $lag ) = wfGetLB()->getMaxLag();
if ( $lag > $maxLag ) {
- if ( $abort ) {
- header( 'HTTP/1.1 503 Service Unavailable' );
- header( 'Retry-After: ' . max( intval( $maxLag ), 5 ) );
- header( 'X-Database-Lag: ' . intval( $lag ) );
- header( 'Content-Type: text/plain' );
- if( $wgShowHostnames ) {
- echo "Waiting for $host: $lag seconds lagged\n";
- } else {
- echo "Waiting for a database server: $lag seconds lagged\n";
- }
+ $resp = $this->context->getRequest()->response();
+ $resp->header( 'HTTP/1.1 503 Service Unavailable' );
+ $resp->header( 'Retry-After: ' . max( intval( $maxLag ), 5 ) );
+ $resp->header( 'X-Database-Lag: ' . intval( $lag ) );
+ $resp->header( 'Content-Type: text/plain' );
+ if( $wgShowHostnames ) {
+ echo "Waiting for $host: $lag seconds lagged\n";
+ } else {
+ echo "Waiting for a database server: $lag seconds lagged\n";
}
wfProfileOut( __METHOD__ );
- if ( !$abort )
- return false;
exit;
}
}
return true;
}
- function main() {
+ private function main() {
global $wgUseFileCache, $wgTitle, $wgUseAjax;
wfProfileIn( __METHOD__ );
- # Set title from request parameters
- $wgTitle = $this->getTitle();
- $action = $this->getAction();
+ $request = $this->context->getRequest();
+
+ // Send Ajax requests to the Ajax dispatcher.
+ if ( $wgUseAjax && $request->getVal( 'action', 'view' ) == 'ajax' ) {
+
+ // Set a dummy title, because $wgTitle == null might break things
+ $title = Title::makeTitle( NS_MAIN, 'AJAX' );
+ $this->context->setTitle( $title );
+ $wgTitle = $title;
- # Send Ajax requests to the Ajax dispatcher.
- if ( $wgUseAjax && $action == 'ajax' ) {
$dispatcher = new AjaxDispatcher();
$dispatcher->performAction();
wfProfileOut( __METHOD__ );
return;
}
- if ( $wgUseFileCache && $wgTitle->getNamespace() != NS_SPECIAL ) {
+ // Get title from request parameters,
+ // is set on the fly by parseTitle the first time.
+ $title = $this->getTitle();
+ $action = $this->getAction();
+ $wgTitle = $title;
+
+ if ( $wgUseFileCache && $title->getNamespace() >= 0 ) {
wfProfileIn( 'main-try-filecache' );
- // Raw pages should handle cache control on their own,
- // even when using file cache. This reduces hits from clients.
- if ( HTMLFileCache::useFileCache() ) {
- /* Try low-level file cache hit */
- $cache = new HTMLFileCache( $wgTitle, $action );
- if ( $cache->isFileCacheGood( /* Assume up to date */ ) ) {
- /* Check incoming headers to see if client has this cached */
- $timestamp = $cache->fileCacheTime();
+ if ( HTMLFileCache::useFileCache( $this->context ) ) {
+ // Try low-level file cache hit
+ $cache = HTMLFileCache::newFromTitle( $title, $action );
+ if ( $cache->isCacheGood( /* Assume up to date */ ) ) {
+ // Check incoming headers to see if client has this cached
+ $timestamp = $cache->cacheTimestamp();
if ( !$this->context->getOutput()->checkLastModified( $timestamp ) ) {
- $cache->loadFromFileCache();
+ $cache->loadFromFileCache( $this->context );
}
- # Do any stats increment/watchlist stuff
- $article = Article::newFromTitle( $wgTitle, $this->context );
- $article->viewUpdates();
- # Tell OutputPage that output is taken care of
+ // Do any stats increment/watchlist stuff
+ $this->context->getWikiPage()->doViewUpdates( $this->context->getUser() );
+ // Tell OutputPage that output is taken care of
$this->context->getOutput()->disable();
wfProfileOut( 'main-try-filecache' );
wfProfileOut( __METHOD__ );