*/
/**
- * Class representing a MediaWiki article and history.
+ * Class for viewing MediaWiki article and history.
+ *
+ * This maintains WikiPage functions for backwards compatibility.
+ *
+ * @TODO: move and rewrite code to an Action class
*
* See design.txt for an overview.
* Note: edit user interface and cache support functions have been
*
* @internal documentation reviewed 15 Mar 2010
*/
-class Article {
+class Article extends Page {
/**@{{
* @private
*/
*/
protected $mContext;
+ /**
+ * @var WikiPage
+ */
+ protected $mPage;
+
var $mContent; // !<
var $mContentLoaded = false; // !<
- var $mCounter = -1; // !< Not loaded
- var $mDataLoaded = false; // !<
- var $mIsRedirect = false; // !<
- var $mLatest = false; // !<
var $mOldId; // !<
- var $mPreparedEdit = false;
/**
* @var Title
*/
var $mRedirectedFrom = null;
- /**
- * @var Title
- */
- var $mRedirectTarget = null;
-
/**
* @var mixed: boolean false or URL string
*/
var $mRedirectUrl = false; // !<
var $mRevIdFetched = 0; // !<
- /**
- * @var Revision
- */
- var $mLastRevision = null;
-
/**
* @var Revision
*/
var $mRevision = null;
- var $mTimestamp = ''; // !<
- var $mTitle; // !< Title object
- var $mTouched = '19700101000000'; // !<
-
- /**
- * @var ParserOptions: ParserOptions object for $wgUser articles
- */
- var $mParserOptions;
-
/**
* @var ParserOutput
*/
* @param $oldId Integer revision ID, null to fetch from request, zero for current
*/
public function __construct( Title $title, $oldId = null ) {
- // @todo FIXME: Does the reference play any role here?
- $this->mTitle =& $title;
$this->mOldId = $oldId;
+ $this->mPage = $this->newPage( $title );
+ }
+
+ protected function newPage( Title $title ) {
+ return new WikiPage( $title );
+ }
+
+ /**
+ * Constructor from a page id
+ * @param $id Int article ID to load
+ */
+ public static function newFromID( $id ) {
+ $t = Title::newFromID( $id );
+ # @todo FIXME: Doesn't inherit right
+ return $t == null ? null : new self( $t );
+ # return $t == null ? null : new static( $t ); // PHP 5.3
}
/**
return $page;
}
- /**
- * Constructor from an page id
- * @param $id Int article ID to load
- */
- public static function newFromID( $id ) {
- $t = Title::newFromID( $id );
- # @todo FIXME: Doesn't inherit right
- return $t == null ? null : new self( $t );
- # return $t == null ? null : new static( $t ); // PHP 5.3
- }
-
/**
* Tell the page view functions that this view was redirected
* from another page on the wiki.
$this->mRedirectedFrom = $from;
}
- /**
- * If this page is a redirect, get its target
- *
- * The target will be fetched from the redirect table if possible.
- * If this page doesn't have an entry there, call insertRedirect()
- * @return Title|mixed object, or null if this page is not a redirect
- */
- public function getRedirectTarget() {
- if ( !$this->mTitle->isRedirect() ) {
- return null;
- }
-
- if ( $this->mRedirectTarget !== null ) {
- return $this->mRedirectTarget;
- }
-
- # Query the redirect table
- $dbr = wfGetDB( DB_SLAVE );
- $row = $dbr->selectRow( 'redirect',
- array( 'rd_namespace', 'rd_title', 'rd_fragment', 'rd_interwiki' ),
- array( 'rd_from' => $this->getID() ),
- __METHOD__
- );
-
- // rd_fragment and rd_interwiki were added later, populate them if empty
- if ( $row && !is_null( $row->rd_fragment ) && !is_null( $row->rd_interwiki ) ) {
- return $this->mRedirectTarget = Title::makeTitle(
- $row->rd_namespace, $row->rd_title,
- $row->rd_fragment, $row->rd_interwiki );
- }
-
- # This page doesn't have an entry in the redirect table
- return $this->mRedirectTarget = $this->insertRedirect();
- }
-
- /**
- * Insert an entry for this page into the redirect table.
- *
- * Don't call this function directly unless you know what you're doing.
- * @return Title object or null if not a redirect
- */
- public function insertRedirect() {
- // recurse through to only get the final target
- $retval = Title::newFromRedirectRecurse( $this->getRawText() );
- if ( !$retval ) {
- return null;
- }
- $this->insertRedirectEntry( $retval );
- return $retval;
- }
-
- /**
- * Insert or update the redirect table entry for this page to indicate
- * it redirects to $rt .
- * @param $rt Title redirect target
- */
- public function insertRedirectEntry( $rt ) {
- $dbw = wfGetDB( DB_MASTER );
- $dbw->replace( 'redirect', array( 'rd_from' ),
- array(
- 'rd_from' => $this->getID(),
- 'rd_namespace' => $rt->getNamespace(),
- 'rd_title' => $rt->getDBkey(),
- 'rd_fragment' => $rt->getFragment(),
- 'rd_interwiki' => $rt->getInterwiki(),
- ),
- __METHOD__
- );
- }
-
- /**
- * Get the Title object or URL this page redirects to
- *
- * @return mixed false, Title of in-wiki target, or string with URL
- */
- public function followRedirect() {
- return $this->getRedirectURL( $this->getRedirectTarget() );
- }
-
/**
* Get the Title object this text redirects to
*
return $this->getRedirectURL( Title::newFromRedirectRecurse( $text ) );
}
- /**
- * Get the Title object or URL to use for a redirect. We use Title
- * objects for same-wiki, non-special redirects and URLs for everything
- * else.
- * @param $rt Title Redirect target
- * @return mixed false, Title object of local target, or string with URL
- */
- public function getRedirectURL( $rt ) {
- if ( $rt ) {
- if ( $rt->getInterwiki() != '' ) {
- if ( $rt->isLocal() ) {
- // Offsite wikis need an HTTP redirect.
- //
- // This can be hard to reverse and may produce loops,
- // so they may be disabled in the site configuration.
- $source = $this->mTitle->getFullURL( 'redirect=no' );
- return $rt->getFullURL( 'rdfrom=' . urlencode( $source ) );
- }
- } else {
- if ( $rt->getNamespace() == NS_SPECIAL ) {
- // Gotta handle redirects to special pages differently:
- // Fill the HTTP response "Location" header and ignore
- // the rest of the page we're on.
- //
- // This can be hard to reverse, so they may be disabled.
- if ( $rt->isSpecial( 'Userlogout' ) ) {
- // rolleyes
- } else {
- return $rt->getFullURL();
- }
- }
-
- return $rt;
- }
- }
-
- // No or invalid redirect
- return false;
- }
-
/**
* Get the title object of the article
* @return Title object of this page
*/
public function getTitle() {
- return $this->mTitle;
+ return $this->mPage->getTitle();
}
/**
* @private
*/
public function clear() {
- $this->mDataLoaded = false;
$this->mContentLoaded = false;
- $this->mCounter = -1; # Not loaded
$this->mRedirectedFrom = null; # Title object if set
- $this->mRedirectTarget = null; # Title object if set
- $this->mLastRevision = null; # Latest revision
- $this->mTimestamp = '';
- $this->mTouched = '19700101000000';
- $this->mIsRedirect = false;
$this->mRevIdFetched = 0;
$this->mRedirectUrl = false;
- $this->mLatest = false;
- $this->mPreparedEdit = false;
+
+ $this->mPage->clear();
}
/**
wfProfileIn( __METHOD__ );
- if ( $this->getID() === 0 ) {
+ if ( $this->mPage->getID() === 0 ) {
# If this is a MediaWiki:x message, then load the messages
# and return the message value for x.
- if ( $this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
- $text = $this->mTitle->getDefaultMessageText();
+ if ( $this->getTitle()->getNamespace() == NS_MEDIAWIKI ) {
+ $text = $this->getTitle()->getDefaultMessageText();
if ( $text === false ) {
$text = '';
}
}
}
- /**
- * Get the text of the current revision. No side-effects...
- *
- * @return Return the text of the current revision
- */
- public function getRawText() {
- // Check process cache for current revision
- if ( $this->mContentLoaded && $this->mOldId == 0 ) {
- return $this->mContent;
- }
-
- $rev = Revision::newFromTitle( $this->mTitle );
- $text = $rev ? $rev->getRawText() : false;
-
- return $text;
- }
-
- /**
- * Get the text that needs to be saved in order to undo all revisions
- * between $undo and $undoafter. Revisions must belong to the same page,
- * must exist and must not be deleted
- * @param $undo Revision
- * @param $undoafter Revision Must be an earlier revision than $undo
- * @return mixed string on success, false on failure
- */
- public function getUndoText( Revision $undo, Revision $undoafter = null ) {
- $cur_text = $this->getRawText();
- if ( $cur_text === false ) {
- return false; // no page
- }
- $undo_text = $undo->getText();
- $undoafter_text = $undoafter->getText();
-
- if ( $cur_text == $undo_text ) {
- # No use doing a merge if it's just a straight revert.
- return $undoafter_text;
- }
-
- $undone_text = '';
-
- if ( !wfMerge( $undo_text, $undoafter_text, $cur_text, $undone_text ) ) {
- return false;
- }
-
- return $undone_text;
- }
-
/**
* @return int The oldid of the article that is to be shown, 0 for the
* current revision
if ( isset( $oldid ) ) {
$oldid = intval( $oldid );
if ( $wgRequest->getVal( 'direction' ) == 'next' ) {
- $nextid = $this->mTitle->getNextRevisionID( $oldid );
+ $nextid = $this->getTitle()->getNextRevisionID( $oldid );
if ( $nextid ) {
$oldid = $nextid;
} else {
- $this->mRedirectUrl = $this->mTitle->getFullURL( 'redirect=no' );
+ $this->mRedirectUrl = $this->getTitle()->getFullURL( 'redirect=no' );
}
} elseif ( $wgRequest->getVal( 'direction' ) == 'prev' ) {
- $previd = $this->mTitle->getPreviousRevisionID( $oldid );
+ $previd = $this->getTitle()->getPreviousRevisionID( $oldid );
if ( $previd ) {
$oldid = $previd;
}
wfProfileOut( __METHOD__ );
}
- /**
- * Return the list of revision fields that should be selected to create
- * a new page.
- */
- public static function selectFields() {
- return array(
- 'page_id',
- 'page_namespace',
- 'page_title',
- 'page_restrictions',
- 'page_counter',
- 'page_is_redirect',
- 'page_is_new',
- 'page_random',
- 'page_touched',
- 'page_latest',
- 'page_len',
- );
- }
-
- /**
- * Fetch a page record with the given conditions
- * @param $dbr DatabaseBase object
- * @param $conditions Array
- * @return mixed Database result resource, or false on failure
- */
- protected function pageData( $dbr, $conditions ) {
- $fields = self::selectFields();
-
- wfRunHooks( 'ArticlePageDataBefore', array( &$this, &$fields ) );
-
- $row = $dbr->selectRow( 'page', $fields, $conditions, __METHOD__ );
-
- wfRunHooks( 'ArticlePageDataAfter', array( &$this, &$row ) );
-
- return $row;
- }
-
- /**
- * Fetch a page record matching the Title object's namespace and title
- * using a sanitized title string
- *
- * @param $dbr DatabaseBase object
- * @param $title Title object
- * @return mixed Database result resource, or false on failure
- */
- protected function pageDataFromTitle( $dbr, $title ) {
- return $this->pageData( $dbr, array(
- 'page_namespace' => $title->getNamespace(),
- 'page_title' => $title->getDBkey() ) );
- }
-
- /**
- * Fetch a page record matching the requested ID
- *
- * @param $dbr DatabaseBase
- * @param $id Integer
- * @return mixed Database result resource, or false on failure
- */
- protected function pageDataFromId( $dbr, $id ) {
- return $this->pageData( $dbr, array( 'page_id' => $id ) );
- }
-
- /**
- * Set the general counter, title etc data loaded from
- * some source.
- *
- * @param $data Object|String $res->fetchObject() object or the string "fromdb" to reload
- */
- public function loadPageData( $data = 'fromdb' ) {
- if ( $data === 'fromdb' ) {
- $dbr = wfGetDB( DB_SLAVE );
- $data = $this->pageDataFromTitle( $dbr, $this->mTitle );
- }
-
- $lc = LinkCache::singleton();
-
- if ( $data ) {
- $lc->addGoodLinkObj( $data->page_id, $this->mTitle, $data->page_len, $data->page_is_redirect, $data->page_latest );
-
- $this->mTitle->mArticleID = intval( $data->page_id );
-
- # Old-fashioned restrictions
- $this->mTitle->loadRestrictions( $data->page_restrictions );
-
- $this->mCounter = intval( $data->page_counter );
- $this->mTouched = wfTimestamp( TS_MW, $data->page_touched );
- $this->mIsRedirect = intval( $data->page_is_redirect );
- $this->mLatest = intval( $data->page_latest );
- } else {
- $lc->addBadLinkObj( $this->mTitle );
- $this->mTitle->mArticleID = 0;
- }
-
- $this->mDataLoaded = true;
- }
-
/**
* Get text of an article from database
* Does *NOT* follow redirects.
# Pre-fill content with error message so that if something
# fails we'll have something telling us what we intended.
- $t = $this->mTitle->getPrefixedText();
+ $t = $this->getTitle()->getPrefixedText();
$d = $oldid ? wfMsgExt( 'missingarticle-rev', array( 'escape' ), $oldid ) : '';
$this->mContent = wfMsgNoTrans( 'missing-article', $t, $d ) ;
return false;
}
- if ( !$this->mDataLoaded || $this->getID() != $revision->getPage() ) {
- $data = $this->pageDataFromId( wfGetDB( DB_SLAVE ), $revision->getPage() );
+ if ( $this->mPage->getID() != $revision->getPage() ) {
+ $data = $this->mPage->pageDataFromId( wfGetDB( DB_SLAVE ), $revision->getPage() );
if ( !$data ) {
wfDebug( __METHOD__ . " failed to get page data linked to revision id $oldid\n" );
return false;
}
- $this->mTitle = Title::makeTitle( $data->page_namespace, $data->page_title );
- $this->loadPageData( $data );
+ $title = Title::makeTitle( $data->page_namespace, $data->page_title );
+ $this->mPage = new WikiPage( $title );
+ $this->mPage->loadPageData( $data );
}
} else {
- if ( !$this->mDataLoaded ) {
- $this->loadPageData();
- }
-
- if ( $this->mLatest === false ) {
- wfDebug( __METHOD__ . " failed to find page data for title " . $this->mTitle->getPrefixedText() . "\n" );
+ if ( $this->mPage->getLatest() === false ) {
+ wfDebug( __METHOD__ . " failed to find page data for title " . $this->getTitle()->getPrefixedText() . "\n" );
return false;
}
- $revision = Revision::newFromId( $this->mLatest );
+ $revision = $this->mPage->getRevision();
if ( $revision === null ) {
- wfDebug( __METHOD__ . " failed to retrieve current page, rev_id {$this->mLatest}\n" );
+ wfDebug( __METHOD__ . " failed to retrieve current page, rev_id " . $this->mPage->getLatest() . "\n" );
return false;
}
}
// We should instead work with the Revision object when we need it...
$this->mContent = $revision->getText( Revision::FOR_THIS_USER ); // Loads if user is allowed
- if ( $revision->getId() == $this->mLatest ) {
- $this->setLastEdit( $revision );
- }
-
$this->mRevIdFetched = $revision->getId();
$this->mContentLoaded = true;
$this->mRevision =& $revision;
}
/**
- * @return int Page ID
+ * Returns true if the currently-referenced revision is the current edit
+ * to this page (and it exists).
+ * @return bool
*/
- public function getID() {
- return $this->mTitle->getArticleID();
- }
+ public function isCurrent() {
+ # If no oldid, this is the current version.
+ if ( $this->getOldID() == 0 ) {
+ return true;
+ }
- /**
- * @return bool Whether or not the page exists in the database
- */
- public function exists() {
- return $this->getId() > 0;
+ return $this->mPage->exists() && $this->mRevision && $this->mRevision->isCurrent();
}
/**
- * Check if this page is something we're going to be showing
- * some sort of sensible content for. If we return false, page
- * views (plain action=view) will return an HTTP 404 response,
- * so spiders and robots can know they're following a bad link.
+ * Use this to fetch the rev ID used on page views
*
- * @return bool
+ * @return int revision ID of last article revision
*/
- public function hasViewableContent() {
- return $this->exists() || $this->mTitle->isAlwaysKnown();
+ public function getRevIdFetched() {
+ if ( $this->mRevIdFetched ) {
+ return $this->mRevIdFetched;
+ } else {
+ return $this->mPage->getLatest();
+ }
}
/**
- * @return int The view count for the page
+ * This is the default action of the index.php entry point: just view the
+ * page of the given title.
*/
- public function getCount() {
- if ( -1 == $this->mCounter ) {
- $id = $this->getID();
+ public function view() {
+ global $wgUser, $wgOut, $wgRequest, $wgParser;
+ global $wgUseFileCache, $wgUseETag;
- if ( $id == 0 ) {
- $this->mCounter = 0;
- } else {
- $dbr = wfGetDB( DB_SLAVE );
- $this->mCounter = $dbr->selectField( 'page',
- 'page_counter',
- array( 'page_id' => $id ),
- __METHOD__
- );
- }
- }
+ wfProfileIn( __METHOD__ );
- return $this->mCounter;
- }
+ # Get variables from query string
+ $oldid = $this->getOldID();
- /**
- * Determine whether a page would be suitable for being counted as an
- * article in the site_stats table based on the title & its content
- *
- * @param $editInfo Object or false: object returned by prepareTextForEdit(),
- * if false, the current database state will be used
- * @return Boolean
- */
- public function isCountable( $editInfo = false ) {
- global $wgArticleCountMethod;
+ # getOldID may want us to redirect somewhere else
+ if ( $this->mRedirectUrl ) {
+ $wgOut->redirect( $this->mRedirectUrl );
+ wfDebug( __METHOD__ . ": redirecting due to oldid\n" );
+ wfProfileOut( __METHOD__ );
- if ( !$this->mTitle->isContentPage() ) {
- return false;
+ return;
}
- $text = $editInfo ? $editInfo->pst : false;
+ $wgOut->setArticleFlag( true );
+ # Set page title (may be overridden by DISPLAYTITLE)
+ $wgOut->setPageTitle( $this->getTitle()->getPrefixedText() );
- if ( $this->isRedirect( $text ) ) {
- return false;
- }
+ # If we got diff in the query, we want to see a diff page instead of the article.
+ if ( $wgRequest->getCheck( 'diff' ) ) {
+ wfDebug( __METHOD__ . ": showing diff page\n" );
+ $this->showDiffPage();
+ wfProfileOut( __METHOD__ );
- switch ( $wgArticleCountMethod ) {
- case 'any':
- return true;
- case 'comma':
- if ( $text === false ) {
- $text = $this->getRawText();
- }
- return strpos( $text, ',' ) !== false;
- case 'link':
- if ( $editInfo ) {
- // ParserOutput::getLinks() is a 2D array of page links, so
- // to be really correct we would need to recurse in the array
- // but the main array should only have items in it if there are
- // links.
- return (bool)count( $editInfo->output->getLinks() );
- } else {
- return (bool)wfGetDB( DB_SLAVE )->selectField( 'pagelinks', 1,
- array( 'pl_from' => $this->getId() ), __METHOD__ );
- }
+ return;
}
- }
- /**
- * Tests if the article text represents a redirect
- *
- * @param $text mixed string containing article contents, or boolean
- * @return bool
- */
- public function isRedirect( $text = false ) {
- if ( $text === false ) {
- if ( !$this->mDataLoaded ) {
- $this->loadPageData();
- }
+ # Allow frames by default
+ $wgOut->allowClickjacking();
- return (bool)$this->mIsRedirect;
- } else {
- return Title::newFromRedirect( $text ) !== null;
- }
- }
+ $parserCache = ParserCache::singleton();
- /**
- * Returns true if the currently-referenced revision is the current edit
- * to this page (and it exists).
- * @return bool
- */
- public function isCurrent() {
- # If no oldid, this is the current version.
- if ( $this->getOldID() == 0 ) {
- return true;
+ $parserOptions = $this->mPage->getParserOptions();
+ # Render printable version, use printable version cache
+ if ( $wgOut->isPrintable() ) {
+ $parserOptions->setIsPrintable( true );
+ $parserOptions->setEditSection( false );
+ } elseif ( $wgUseETag && !$this->getTitle()->quickUserCan( 'edit' ) ) {
+ $parserOptions->setEditSection( false );
}
- return $this->exists() && $this->mRevision && $this->mRevision->isCurrent();
- }
+ # Try client and file cache
+ if ( $oldid === 0 && $this->mPage->checkTouched() ) {
+ if ( $wgUseETag ) {
+ $wgOut->setETag( $parserCache->getETag( $this, $parserOptions ) );
+ }
- /**
- * Loads everything except the text
- * This isn't necessary for all uses, so it's only done if needed.
- */
- protected function loadLastEdit() {
- if ( $this->mLastRevision !== null ) {
- return; // already loaded
- }
+ # Is it client cached?
+ if ( $wgOut->checkLastModified( $this->mPage->getTouched() ) ) {
+ wfDebug( __METHOD__ . ": done 304\n" );
+ wfProfileOut( __METHOD__ );
- # New or non-existent articles have no user information
- $id = $this->getID();
- if ( 0 == $id ) {
- return;
- }
+ return;
+ # Try file cache
+ } elseif ( $wgUseFileCache && $this->tryFileCache() ) {
+ wfDebug( __METHOD__ . ": done file cache\n" );
+ # tell wgOut that output is taken care of
+ $wgOut->disable();
+ $this->mPage->viewUpdates();
+ wfProfileOut( __METHOD__ );
- $revision = Revision::loadFromPageId( wfGetDB( DB_MASTER ), $id );
- if ( $revision ) {
- $this->setLastEdit( $revision );
+ return;
+ }
}
- }
-
- /**
- * Set the latest revision
- */
- protected function setLastEdit( Revision $revision ) {
- $this->mLastRevision = $revision;
- $this->mTimestamp = $revision->getTimestamp();
- }
-
- /**
- * @return string GMT timestamp of last article revision
- */
- public function getTimestamp() {
- // Check if the field has been filled by ParserCache::get()
- if ( !$this->mTimestamp ) {
- $this->loadLastEdit();
- }
- return wfTimestamp( TS_MW, $this->mTimestamp );
- }
-
- /**
- * @param $audience Integer: one of:
- * Revision::FOR_PUBLIC to be displayed to all users
- * Revision::FOR_THIS_USER to be displayed to $wgUser
- * Revision::RAW get the text regardless of permissions
- * @return int user ID for the user that made the last article revision
- */
- public function getUser( $audience = Revision::FOR_PUBLIC ) {
- $this->loadLastEdit();
- if ( $this->mLastRevision ) {
- return $this->mLastRevision->getUser( $audience );
- } else {
- return -1;
- }
- }
-
- /**
- * @param $audience Integer: one of:
- * Revision::FOR_PUBLIC to be displayed to all users
- * Revision::FOR_THIS_USER to be displayed to $wgUser
- * Revision::RAW get the text regardless of permissions
- * @return string username of the user that made the last article revision
- */
- public function getUserText( $audience = Revision::FOR_PUBLIC ) {
- $this->loadLastEdit();
- if ( $this->mLastRevision ) {
- return $this->mLastRevision->getUserText( $audience );
- } else {
- return '';
- }
- }
-
- /**
- * @param $audience Integer: one of:
- * Revision::FOR_PUBLIC to be displayed to all users
- * Revision::FOR_THIS_USER to be displayed to $wgUser
- * Revision::RAW get the text regardless of permissions
- * @return string Comment stored for the last article revision
- */
- public function getComment( $audience = Revision::FOR_PUBLIC ) {
- $this->loadLastEdit();
- if ( $this->mLastRevision ) {
- return $this->mLastRevision->getComment( $audience );
- } else {
- return '';
- }
- }
-
- /**
- * Returns true if last revision was marked as "minor edit"
- *
- * @return boolean Minor edit indicator for the last article revision.
- */
- public function getMinorEdit() {
- $this->loadLastEdit();
- if ( $this->mLastRevision ) {
- return $this->mLastRevision->isMinor();
- } else {
- return false;
- }
- }
-
- /**
- * Use this to fetch the rev ID used on page views
- *
- * @return int revision ID of last article revision
- */
- public function getRevIdFetched() {
- if ( $this->mRevIdFetched ) {
- return $this->mRevIdFetched;
- } else {
- return $this->getLatest();
- }
- }
-
- /**
- * Get a list of users who have edited this article, not including the user who made
- * the most recent revision, which you can get from $article->getUser() if you want it
- * @return UserArrayFromResult
- */
- public function getContributors() {
- # @todo FIXME: This is expensive; cache this info somewhere.
-
- $dbr = wfGetDB( DB_SLAVE );
-
- if ( $dbr->implicitGroupby() ) {
- $realNameField = 'user_real_name';
- } else {
- $realNameField = 'FIRST(user_real_name) AS user_real_name';
- }
-
- $tables = array( 'revision', 'user' );
-
- $fields = array(
- 'rev_user as user_id',
- 'rev_user_text AS user_name',
- $realNameField,
- 'MAX(rev_timestamp) AS timestamp',
- );
-
- $conds = array( 'rev_page' => $this->getId() );
-
- // The user who made the top revision gets credited as "this page was last edited by
- // John, based on contributions by Tom, Dick and Harry", so don't include them twice.
- $user = $this->getUser();
- if ( $user ) {
- $conds[] = "rev_user != $user";
- } else {
- $conds[] = "rev_user_text != {$dbr->addQuotes( $this->getUserText() )}";
- }
-
- $conds[] = "{$dbr->bitAnd( 'rev_deleted', Revision::DELETED_USER )} = 0"; // username hidden?
-
- $jconds = array(
- 'user' => array( 'LEFT JOIN', 'rev_user = user_id' ),
- );
-
- $options = array(
- 'GROUP BY' => array( 'rev_user', 'rev_user_text' ),
- 'ORDER BY' => 'timestamp DESC',
- );
-
- $res = $dbr->select( $tables, $fields, $conds, __METHOD__, $options, $jconds );
- return new UserArrayFromResult( $res );
- }
-
- /**
- * This is the default action of the index.php entry point: just view the
- * page of the given title.
- */
- public function view() {
- global $wgUser, $wgOut, $wgRequest, $wgParser;
- global $wgUseFileCache, $wgUseETag;
-
- wfProfileIn( __METHOD__ );
-
- # Get variables from query string
- $oldid = $this->getOldID();
-
- # getOldID may want us to redirect somewhere else
- if ( $this->mRedirectUrl ) {
- $wgOut->redirect( $this->mRedirectUrl );
- wfDebug( __METHOD__ . ": redirecting due to oldid\n" );
- wfProfileOut( __METHOD__ );
-
- return;
- }
-
- $wgOut->setArticleFlag( true );
- # Set page title (may be overridden by DISPLAYTITLE)
- $wgOut->setPageTitle( $this->mTitle->getPrefixedText() );
-
- # If we got diff in the query, we want to see a diff page instead of the article.
- if ( $wgRequest->getCheck( 'diff' ) ) {
- wfDebug( __METHOD__ . ": showing diff page\n" );
- $this->showDiffPage();
- wfProfileOut( __METHOD__ );
-
- return;
- }
-
- # Allow frames by default
- $wgOut->allowClickjacking();
-
- $parserCache = ParserCache::singleton();
-
- $parserOptions = $this->getParserOptions();
- # Render printable version, use printable version cache
- if ( $wgOut->isPrintable() ) {
- $parserOptions->setIsPrintable( true );
- $parserOptions->setEditSection( false );
- } elseif ( $wgUseETag && !$this->mTitle->quickUserCan( 'edit' ) ) {
- $parserOptions->setEditSection( false );
- }
-
- # Try client and file cache
- if ( $oldid === 0 && $this->checkTouched() ) {
- if ( $wgUseETag ) {
- $wgOut->setETag( $parserCache->getETag( $this, $parserOptions ) );
- }
-
- # Is it client cached?
- if ( $wgOut->checkLastModified( $this->getTouched() ) ) {
- wfDebug( __METHOD__ . ": done 304\n" );
- wfProfileOut( __METHOD__ );
-
- return;
- # Try file cache
- } elseif ( $wgUseFileCache && $this->tryFileCache() ) {
- wfDebug( __METHOD__ . ": done file cache\n" );
- # tell wgOut that output is taken care of
- $wgOut->disable();
- $this->viewUpdates();
- wfProfileOut( __METHOD__ );
- return;
- }
- }
-
- if ( !$wgUseETag && !$this->mTitle->quickUserCan( 'edit' ) ) {
+ if ( !$wgUseETag && !$this->getTitle()->quickUserCan( 'edit' ) ) {
$parserOptions->setEditSection( false );
}
$wgOut->addParserOutput( $this->mParserOutput );
# Ensure that UI elements requiring revision ID have
# the correct version information.
- $wgOut->setRevisionId( $this->mLatest );
+ $wgOut->setRevisionId( $this->mPage->getLatest() );
$outputDone = true;
+ # Preload timestamp to avoid a DB hit
+ if ( isset( $this->mParserOutput->mTimestamp ) ) {
+ $this->mPage->setTimestamp( $this->mParserOutput->mTimestamp );
+ }
}
}
break;
case 3:
$text = $this->getContent();
- if ( $text === false || $this->getID() == 0 ) {
+ if ( $text === false || $this->mPage->getID() == 0 ) {
wfDebug( __METHOD__ . ": showing missing article\n" );
$this->showMissingArticle();
wfProfileOut( __METHOD__ );
}
# Another whitelist check in case oldid is altering the title
- if ( !$this->mTitle->userCanRead() ) {
+ if ( !$this->getTitle()->userCanRead() ) {
wfDebug( __METHOD__ . ": denied on secondary read check\n" );
$wgOut->loginToUse();
$wgOut->output();
}
# If this "old" version is the current, then try the parser cache...
- if ( $oldid === $this->getLatest() && $this->useParserCache( false ) ) {
+ if ( $oldid === $this->mPage->getLatest() && $this->useParserCache( false ) ) {
$this->mParserOutput = $parserCache->get( $this, $parserOptions );
if ( $this->mParserOutput ) {
wfDebug( __METHOD__ . ": showing parser cache for current rev permalink\n" );
$wgOut->addParserOutput( $this->mParserOutput );
- $wgOut->setRevisionId( $this->mLatest );
+ $wgOut->setRevisionId( $this->mPage->getLatest() );
$outputDone = true;
break;
}
$wgOut->setRevisionId( $this->getRevIdFetched() );
# Pages containing custom CSS or JavaScript get special treatment
- if ( $this->mTitle->isCssOrJsPage() || $this->mTitle->isCssJsSubpage() ) {
+ if ( $this->getTitle()->isCssOrJsPage() || $this->getTitle()->isCssJsSubpage() ) {
wfDebug( __METHOD__ . ": showing CSS/JS source\n" );
$this->showCssOrJsPage();
$outputDone = true;
# Don't append the subtitle if this was an old revision
$wgOut->addHTML( $this->viewRedirect( $rt, !$wasRedirected && $this->isCurrent() ) );
# Parse just to get categories, displaytitle, etc.
- $this->mParserOutput = $wgParser->parse( $text, $this->mTitle, $parserOptions );
+ $this->mParserOutput = $wgParser->parse( $text, $this->getTitle(), $parserOptions );
$wgOut->addParserOutputNoText( $this->mParserOutput );
$outputDone = true;
}
# tents of 'pagetitle-view-mainpage' instead of the default (if
# that's not empty).
# This message always exists because it is in the i18n files
- if ( $this->mTitle->equals( Title::newMainPage() ) ) {
+ if ( $this->getTitle()->equals( Title::newMainPage() ) ) {
$msg = wfMessage( 'pagetitle-view-mainpage' )->inContentLanguage();
if ( !$msg->isDisabled() ) {
- $wgOut->setHTMLTitle( $msg->title( $this->mTitle )->text() );
+ $wgOut->setHTMLTitle( $msg->title( $this->getTitle() )->text() );
}
}
$wgOut->setFollowPolicy( $policy['follow'] );
$this->showViewFooter();
- $this->viewUpdates();
+ $this->mPage->viewUpdates();
wfProfileOut( __METHOD__ );
}
$unhide = $wgRequest->getInt( 'unhide' ) == 1;
$oldid = $this->getOldID();
- $de = new DifferenceEngine( $this->mTitle, $oldid, $diff, $rcid, $purge, $unhide );
+ $de = new DifferenceEngine( $this->getTitle(), $oldid, $diff, $rcid, $purge, $unhide );
// DifferenceEngine directly fetched the revision:
$this->mRevIdFetched = $de->mNewid;
$de->showDiffPage( $diffOnly );
- if ( $diff == 0 || $diff == $this->getLatest() ) {
+ if ( $diff == 0 || $diff == $this->mPage->getLatest() ) {
# Run view updates for current revision only
- $this->viewUpdates();
+ $this->mPage->viewUpdates();
}
}
$wgOut->wrapWikiMsg( "<div id='mw-clearyourcache'>\n$1\n</div>", 'clearyourcache' );
// Give hooks a chance to customise the output
- if ( wfRunHooks( 'ShowRawCssJs', array( $this->mContent, $this->mTitle, $wgOut ) ) ) {
+ if ( wfRunHooks( 'ShowRawCssJs', array( $this->mContent, $this->getTitle(), $wgOut ) ) ) {
// Wrap the whole lot in a <pre> and don't parse
$m = array();
- preg_match( '!\.(css|js)$!u', $this->mTitle->getText(), $m );
+ preg_match( '!\.(css|js)$!u', $this->getTitle()->getText(), $m );
$wgOut->addHTML( "<pre class=\"mw-code mw-{$m[1]}\" dir=\"ltr\">\n" );
$wgOut->addHTML( htmlspecialchars( $this->mContent ) );
$wgOut->addHTML( "\n</pre>\n" );
global $wgOut, $wgArticleRobotPolicies, $wgNamespaceRobotPolicies;
global $wgDefaultRobotPolicy, $wgRequest;
- $ns = $this->mTitle->getNamespace();
+ $ns = $this->getTitle()->getNamespace();
if ( $ns == NS_USER || $ns == NS_USER_TALK ) {
# Don't index user and user talk pages for blocked users (bug 11443)
- if ( !$this->mTitle->isSubpage() ) {
- if ( Block::newFromTarget( null, $this->mTitle->getText() ) instanceof Block ) {
+ if ( !$this->getTitle()->isSubpage() ) {
+ if ( Block::newFromTarget( null, $this->getTitle()->getText() ) instanceof Block ) {
return array(
'index' => 'noindex',
'follow' => 'nofollow'
}
}
- if ( $this->getID() === 0 || $this->getOldID() ) {
+ if ( $this->mPage->getID() === 0 || $this->getOldID() ) {
# Non-articles (special pages etc), and old revisions
return array(
'index' => 'noindex',
self::formatRobotPolicy( $wgNamespaceRobotPolicies[$ns] )
);
}
- if ( $this->mTitle->canUseNoindex() && is_object( $this->mParserOutput ) && $this->mParserOutput->getIndexPolicy() ) {
+ if ( $this->getTitle()->canUseNoindex() && is_object( $this->mParserOutput ) && $this->mParserOutput->getIndexPolicy() ) {
# __INDEX__ and __NOINDEX__ magic words, if allowed. Incorporates
# a final sanity check that we have really got the parser output.
$policy = array_merge(
);
}
- if ( isset( $wgArticleRobotPolicies[$this->mTitle->getPrefixedText()] ) ) {
+ if ( isset( $wgArticleRobotPolicies[$this->getTitle()->getPrefixedText()] ) ) {
# (bug 14900) site config can override user-defined __INDEX__ or __NOINDEX__
$policy = array_merge(
$policy,
- self::formatRobotPolicy( $wgArticleRobotPolicies[$this->mTitle->getPrefixedText()] )
+ self::formatRobotPolicy( $wgArticleRobotPolicies[$this->getTitle()->getPrefixedText()] )
);
}
$wgOut->setSubtitle( $s );
// Set the fragment if one was specified in the redirect
- if ( strval( $this->mTitle->getFragment() ) != '' ) {
- $fragment = Xml::escapeJsString( $this->mTitle->getFragmentForURL() );
+ if ( strval( $this->getTitle()->getFragment() ) != '' ) {
+ $fragment = Xml::escapeJsString( $this->getTitle()->getFragmentForURL() );
$wgOut->addInlineScript( "redirectToFragment(\"$fragment\");" );
}
// Add a <link rel="canonical"> tag
$wgOut->addLink( array( 'rel' => 'canonical',
- 'href' => $this->mTitle->getLocalURL() )
+ 'href' => $this->getTitle()->getLocalURL() )
);
return true;
public function showNamespaceHeader() {
global $wgOut;
- if ( $this->mTitle->isTalkPage() ) {
+ if ( $this->getTitle()->isTalkPage() ) {
if ( !wfMessage( 'talkpageheader' )->isDisabled() ) {
$wgOut->wrapWikiMsg( "<div class=\"mw-talkpageheader\">\n$1\n</div>", array( 'talkpageheader' ) );
}
global $wgOut, $wgUseTrackbacks;
# check if we're displaying a [[User talk:x.x.x.x]] anonymous talk page
- if ( $this->mTitle->getNamespace() == NS_USER_TALK && IP::isValid( $this->mTitle->getText() ) ) {
+ if ( $this->getTitle()->getNamespace() == NS_USER_TALK && IP::isValid( $this->getTitle()->getText() ) ) {
$wgOut->addWikiMsg( 'anontalkpagetext' );
}
$rcid = $wgRequest->getVal( 'rcid' );
- if ( !$rcid || !$this->mTitle->quickUserCan( 'patrol' ) ) {
+ if ( !$rcid || !$this->getTitle()->quickUserCan( 'patrol' ) ) {
return;
}
wfMsgHtml(
'markaspatrolledlink',
Linker::link(
- $this->mTitle,
+ $this->getTitle(),
wfMsgHtml( 'markaspatrolledtext' ),
array(),
array(
global $wgOut, $wgRequest, $wgUser;
# Show info in user (talk) namespace. Does the user exist? Is he blocked?
- if ( $this->mTitle->getNamespace() == NS_USER || $this->mTitle->getNamespace() == NS_USER_TALK ) {
- $parts = explode( '/', $this->mTitle->getText() );
+ if ( $this->getTitle()->getNamespace() == NS_USER || $this->getTitle()->getNamespace() == NS_USER_TALK ) {
+ $parts = explode( '/', $this->getTitle()->getText() );
$rootPart = $parts[0];
$user = User::newFromName( $rootPart, false /* allow IP users*/ );
$ip = User::isIP( $rootPart );
wfRunHooks( 'ShowMissingArticle', array( $this ) );
# Show delete and move logs
- LogEventsList::showLogExtract( $wgOut, array( 'delete', 'move' ), $this->mTitle->getPrefixedText(), '',
+ LogEventsList::showLogExtract( $wgOut, array( 'delete', 'move' ), $this->getTitle()->getPrefixedText(), '',
array( 'lim' => 10,
'conds' => array( "log_action != 'revision'" ),
'showIfEmpty' => false,
$oldid = $this->getOldID();
if ( $oldid ) {
$text = wfMsgNoTrans( 'missing-article',
- $this->mTitle->getPrefixedText(),
+ $this->getTitle()->getPrefixedText(),
wfMsgNoTrans( 'missingarticle-rev', $oldid ) );
- } elseif ( $this->mTitle->getNamespace() === NS_MEDIAWIKI ) {
+ } elseif ( $this->getTitle()->getNamespace() === NS_MEDIAWIKI ) {
// Use the default message text
- $text = $this->mTitle->getDefaultMessageText();
+ $text = $this->getTitle()->getDefaultMessageText();
} else {
- $createErrors = $this->mTitle->getUserPermissionsErrors( 'create', $wgUser );
- $editErrors = $this->mTitle->getUserPermissionsErrors( 'edit', $wgUser );
+ $createErrors = $this->getTitle()->getUserPermissionsErrors( 'create', $wgUser );
+ $editErrors = $this->getTitle()->getUserPermissionsErrors( 'edit', $wgUser );
$errors = array_merge( $createErrors, $editErrors );
if ( !count( $errors ) ) {
}
$text = "<div class='noarticletext'>\n$text\n</div>";
- if ( !$this->hasViewableContent() ) {
+ if ( !$this->mPage->hasViewableContent() ) {
// If there's no backing content, send a 404 Not Found
// for better machine handling of broken links.
$wgRequest->response()->header( "HTTP/1.1 404 Not Found" );
} elseif ( $wgRequest->getInt( 'unhide' ) != 1 ) {
# Give explanation and add a link to view the revision...
$oldid = intval( $this->getOldID() );
- $link = $this->mTitle->getFullUrl( "oldid={$oldid}&unhide=1" );
+ $link = $this->getTitle()->getFullUrl( "oldid={$oldid}&unhide=1" );
$msg = $this->mRevision->isDeleted( Revision::DELETED_RESTRICTED ) ?
'rev-suppressed-text-unhide' : 'rev-deleted-text-unhide';
$wgOut->wrapWikiMsg( "<div class='mw-warning plainlinks'>\n$1\n</div>\n",
}
}
- /**
- * Should the parser cache be used?
- *
- * @return boolean
- */
- public function useParserCache( $oldid ) {
- global $wgUser, $wgEnableParserCache;
-
- return $wgEnableParserCache
- && $wgUser->getStubThreshold() == 0
- && $this->exists()
- && empty( $oldid )
- && !$this->mTitle->isCssOrJsPage()
- && !$this->mTitle->isCssJsSubpage();
- }
-
/**
* Execute the uncached parse for action=view
*/
global $wgOut;
$oldid = $this->getOldID();
- $parserOptions = $this->getParserOptions();
+ $parserOptions = $this->mPage->getParserOptions();
# Render printable version, use printable version cache
$parserOptions->setIsPrintable( $wgOut->isPrintable() );
# Don't show section-edit links on old revisions... this way lies madness.
- if ( !$this->isCurrent() || $wgOut->isPrintable() || !$this->mTitle->quickUserCan( 'edit' ) ) {
+ if ( !$this->isCurrent() || $wgOut->isPrintable() || !$this->getTitle()->quickUserCan( 'edit' ) ) {
$parserOptions->setEditSection( false );
}
public function tryDirtyCache() {
global $wgOut;
$parserCache = ParserCache::singleton();
- $options = $this->getParserOptions();
+ $options = $this->mPage->getParserOptions();
if ( $wgOut->isPrintable() ) {
$options->setIsPrintable( true );
$dbr = wfGetDB( DB_SLAVE );
$tbs = $dbr->select( 'trackbacks',
array( 'tb_id', 'tb_title', 'tb_url', 'tb_ex', 'tb_name' ),
- array( 'tb_page' => $this->getID() )
+ array( 'tb_page' => $this->mPage->getID() )
);
if ( !$dbr->numRows( $tbs ) ) {
$rmvtxt = "";
if ( $this->getContext()->getUser()->isAllowed( 'trackback' ) ) {
- $delurl = $this->mTitle->getFullURL( "action=deletetrackback&tbid=" .
+ $delurl = $this->getTitle()->getFullURL( "action=deletetrackback&tbid=" .
$o->tb_id . "&token=" . urlencode( $this->getContext()->getUser()->editToken() ) );
$rmvtxt = wfMsg( 'trackbackremove', htmlspecialchars( $delurl ) );
}
return Action::factory( 'purge', $this )->show();
}
- /**
- * Perform the actions of a page purging
- */
- public function doPurge() {
- global $wgUseSquid;
-
- if( !wfRunHooks( 'ArticlePurge', array( &$this ) ) ){
- return false;
- }
-
- // Invalidate the cache
- $this->mTitle->invalidateCache();
- $this->clear();
-
- if ( $wgUseSquid ) {
- // Commit the transaction before the purge is sent
- $dbw = wfGetDB( DB_MASTER );
- $dbw->commit();
-
- // Send purge
- $update = SquidUpdate::newSimplePurge( $this->mTitle );
- $update->doUpdate();
- }
-
- if ( $this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
- if ( $this->getID() == 0 ) {
- $text = false;
- } else {
- $text = $this->getRawText();
- }
-
- MessageCache::singleton()->replace( $this->mTitle->getDBkey(), $text );
- }
- }
-
/**
* Mark this particular edit/page as patrolled
* @deprecated since 1.19
*/
public function doWatch() {
global $wgUser;
- return WatchAction::doWatch( $this->mTitle, $wgUser );
+ return WatchAction::doWatch( $this->getTitle(), $wgUser );
}
/**
/**
* Stop watching a page
* @return bool true on successful unwatch
- * @deprecated since 1.18
- */
- public function doUnwatch() {
- global $wgUser;
- return WatchAction::doUnwatch( $this->mTitle, $wgUser );
- }
-
- /**
- * action=protect handler
- */
- public function protect() {
- $form = new ProtectionForm( $this );
- $form->execute();
- }
-
- /**
- * action=unprotect handler (alias)
- */
- public function unprotect() {
- $this->protect();
- }
-
- /**
- * Info about this page
- * Called for ?action=info when $wgAllowPageInfo is on.
- */
- public function info() {
- Action::factory( 'info', $this )->show();
- }
-
- /**
- * Insert a new empty page record for this article.
- * This *must* be followed up by creating a revision
- * and running $this->updateRevisionOn( ... );
- * or else the record will be left in a funky state.
- * Best if all done inside a transaction.
- *
- * @param $dbw DatabaseBase
- * @return int The newly created page_id key, or false if the title already existed
- * @private
- */
- public function insertOn( $dbw ) {
- wfProfileIn( __METHOD__ );
-
- $page_id = $dbw->nextSequenceValue( 'page_page_id_seq' );
- $dbw->insert( 'page', array(
- 'page_id' => $page_id,
- 'page_namespace' => $this->mTitle->getNamespace(),
- 'page_title' => $this->mTitle->getDBkey(),
- 'page_counter' => 0,
- 'page_restrictions' => '',
- 'page_is_redirect' => 0, # Will set this shortly...
- 'page_is_new' => 1,
- 'page_random' => wfRandom(),
- 'page_touched' => $dbw->timestamp(),
- 'page_latest' => 0, # Fill this in shortly...
- 'page_len' => 0, # Fill this in shortly...
- ), __METHOD__, 'IGNORE' );
-
- $affected = $dbw->affectedRows();
-
- if ( $affected ) {
- $newid = $dbw->insertId();
- $this->mTitle->resetArticleID( $newid );
- }
- wfProfileOut( __METHOD__ );
-
- return $affected ? $newid : false;
- }
-
- /**
- * Update the page record to point to a newly saved revision.
- *
- * @param $dbw DatabaseBase: object
- * @param $revision Revision: For ID number, and text used to set
- length and redirect status fields
- * @param $lastRevision Integer: if given, will not overwrite the page field
- * when different from the currently set value.
- * Giving 0 indicates the new page flag should be set
- * on.
- * @param $lastRevIsRedirect Boolean: if given, will optimize adding and
- * removing rows in redirect table.
- * @return bool true on success, false on failure
- * @private
- */
- public function updateRevisionOn( &$dbw, $revision, $lastRevision = null, $lastRevIsRedirect = null ) {
- wfProfileIn( __METHOD__ );
-
- $text = $revision->getText();
- $rt = Title::newFromRedirectRecurse( $text );
-
- $conditions = array( 'page_id' => $this->getId() );
-
- if ( !is_null( $lastRevision ) ) {
- # An extra check against threads stepping on each other
- $conditions['page_latest'] = $lastRevision;
- }
-
- $dbw->update( 'page',
- array( /* SET */
- 'page_latest' => $revision->getId(),
- 'page_touched' => $dbw->timestamp(),
- 'page_is_new' => ( $lastRevision === 0 ) ? 1 : 0,
- 'page_is_redirect' => $rt !== null ? 1 : 0,
- 'page_len' => strlen( $text ),
- ),
- $conditions,
- __METHOD__ );
-
- $result = $dbw->affectedRows() != 0;
- if ( $result ) {
- $this->updateRedirectOn( $dbw, $rt, $lastRevIsRedirect );
- }
-
- wfProfileOut( __METHOD__ );
- return $result;
- }
-
- /**
- * Add row to the redirect table if this is a redirect, remove otherwise.
- *
- * @param $dbw DatabaseBase
- * @param $redirectTitle Title object pointing to the redirect target,
- * or NULL if this is not a redirect
- * @param $lastRevIsRedirect If given, will optimize adding and
- * removing rows in redirect table.
- * @return bool true on success, false on failure
- * @private
- */
- public function updateRedirectOn( &$dbw, $redirectTitle, $lastRevIsRedirect = null ) {
- // Always update redirects (target link might have changed)
- // Update/Insert if we don't know if the last revision was a redirect or not
- // Delete if changing from redirect to non-redirect
- $isRedirect = !is_null( $redirectTitle );
-
- if ( !$isRedirect && !is_null( $lastRevIsRedirect ) && $lastRevIsRedirect === $isRedirect ) {
- return true;
- }
-
- wfProfileIn( __METHOD__ );
- if ( $isRedirect ) {
- $this->insertRedirectEntry( $redirectTitle );
- } else {
- // This is not a redirect, remove row from redirect table
- $where = array( 'rd_from' => $this->getId() );
- $dbw->delete( 'redirect', $where, __METHOD__ );
- }
-
- if ( $this->getTitle()->getNamespace() == NS_FILE ) {
- RepoGroup::singleton()->getLocalRepo()->invalidateImageRedirect( $this->getTitle() );
- }
- wfProfileOut( __METHOD__ );
-
- return ( $dbw->affectedRows() != 0 );
- }
-
- /**
- * If the given revision is newer than the currently set page_latest,
- * update the page record. Otherwise, do nothing.
- *
- * @param $dbw Database object
- * @param $revision Revision object
- * @return mixed
- */
- public function updateIfNewerOn( &$dbw, $revision ) {
- wfProfileIn( __METHOD__ );
-
- $row = $dbw->selectRow(
- array( 'revision', 'page' ),
- array( 'rev_id', 'rev_timestamp', 'page_is_redirect' ),
- array(
- 'page_id' => $this->getId(),
- 'page_latest=rev_id' ),
- __METHOD__ );
-
- if ( $row ) {
- if ( wfTimestamp( TS_MW, $row->rev_timestamp ) >= $revision->getTimestamp() ) {
- wfProfileOut( __METHOD__ );
- return false;
- }
- $prev = $row->rev_id;
- $lastRevIsRedirect = (bool)$row->page_is_redirect;
- } else {
- # No or missing previous revision; mark the page as new
- $prev = 0;
- $lastRevIsRedirect = null;
- }
-
- $ret = $this->updateRevisionOn( $dbw, $revision, $prev, $lastRevIsRedirect );
-
- wfProfileOut( __METHOD__ );
- return $ret;
- }
-
- /**
- * @param $section empty/null/false or a section number (0, 1, 2, T1, T2...)
- * @param $text String: new text of the section
- * @param $summary String: new section's subject, only if $section is 'new'
- * @param $edittime String: revision timestamp or null to use the current revision
- * @return string Complete article text, or null if error
- */
- public function replaceSection( $section, $text, $summary = '', $edittime = null ) {
- wfProfileIn( __METHOD__ );
-
- if ( strval( $section ) == '' ) {
- // Whole-page edit; let the whole text through
- } else {
- if ( is_null( $edittime ) ) {
- $rev = Revision::newFromTitle( $this->mTitle );
- } else {
- $dbw = wfGetDB( DB_MASTER );
- $rev = Revision::loadFromTimestamp( $dbw, $this->mTitle, $edittime );
- }
-
- if ( !$rev ) {
- wfDebug( "Article::replaceSection asked for bogus section (page: " .
- $this->getId() . "; section: $section; edittime: $edittime)\n" );
- wfProfileOut( __METHOD__ );
- return null;
- }
-
- $oldtext = $rev->getText();
-
- if ( $section == 'new' ) {
- # Inserting a new section
- $subject = $summary ? wfMsgForContent( 'newsectionheaderdefaultlevel', $summary ) . "\n\n" : '';
- $text = strlen( trim( $oldtext ) ) > 0
- ? "{$oldtext}\n\n{$subject}{$text}"
- : "{$subject}{$text}";
- } else {
- # Replacing an existing section; roll out the big guns
- global $wgParser;
-
- $text = $wgParser->replaceSection( $oldtext, $section, $text );
- }
- }
-
- wfProfileOut( __METHOD__ );
- return $text;
- }
-
- /**
- * Check flags and add EDIT_NEW or EDIT_UPDATE to them as needed.
- * @param $flags Int
- * @return Int updated $flags
- */
- function checkFlags( $flags ) {
- if ( !( $flags & EDIT_NEW ) && !( $flags & EDIT_UPDATE ) ) {
- if ( $this->mTitle->getArticleID() ) {
- $flags |= EDIT_UPDATE;
- } else {
- $flags |= EDIT_NEW;
- }
- }
-
- return $flags;
- }
-
- /**
- * Article::doEdit()
- *
- * Change an existing article or create a new article. Updates RC and all necessary caches,
- * optionally via the deferred update array.
- *
- * $wgUser must be set before calling this function.
- *
- * @param $text String: new text
- * @param $summary String: edit summary
- * @param $flags Integer bitfield:
- * EDIT_NEW
- * Article is known or assumed to be non-existent, create a new one
- * EDIT_UPDATE
- * Article is known or assumed to be pre-existing, update it
- * EDIT_MINOR
- * Mark this edit minor, if the user is allowed to do so
- * EDIT_SUPPRESS_RC
- * Do not log the change in recentchanges
- * EDIT_FORCE_BOT
- * Mark the edit a "bot" edit regardless of user rights
- * EDIT_DEFER_UPDATES
- * Defer some of the updates until the end of index.php
- * EDIT_AUTOSUMMARY
- * Fill in blank summaries with generated text where possible
- *
- * If neither EDIT_NEW nor EDIT_UPDATE is specified, the status of the article will be detected.
- * If EDIT_UPDATE is specified and the article doesn't exist, the function will an
- * edit-gone-missing error. If EDIT_NEW is specified and the article does exist, an
- * edit-already-exists error will be returned. These two conditions are also possible with
- * auto-detection due to MediaWiki's performance-optimised locking strategy.
- *
- * @param $baseRevId the revision ID this edit was based off, if any
- * @param $user User (optional), $wgUser will be used if not passed
- *
- * @return Status object. Possible errors:
- * edit-hook-aborted: The ArticleSave hook aborted the edit but didn't set the fatal flag of $status
- * edit-gone-missing: In update mode, but the article didn't exist
- * edit-conflict: In update mode, the article changed unexpectedly
- * edit-no-change: Warning that the text was the same as before
- * edit-already-exists: In creation mode, but the article already exists
- *
- * Extensions may define additional errors.
- *
- * $return->value will contain an associative array with members as follows:
- * new: Boolean indicating if the function attempted to create a new article
- * revision: The revision object for the inserted revision, or null
- *
- * Compatibility note: this function previously returned a boolean value indicating success/failure
- */
- public function doEdit( $text, $summary, $flags = 0, $baseRevId = false, $user = null ) {
- global $wgUser, $wgDBtransactions, $wgUseAutomaticEditSummaries;
-
- # Low-level sanity check
- if ( $this->mTitle->getText() === '' ) {
- throw new MWException( 'Something is trying to edit an article with an empty title' );
- }
-
- wfProfileIn( __METHOD__ );
-
- $user = is_null( $user ) ? $wgUser : $user;
- $status = Status::newGood( array() );
-
- # Load $this->mTitle->getArticleID() and $this->mLatest if it's not already
- $this->loadPageData();
-
- $flags = $this->checkFlags( $flags );
-
- if ( !wfRunHooks( 'ArticleSave', array( &$this, &$user, &$text, &$summary,
- $flags & EDIT_MINOR, null, null, &$flags, &$status ) ) )
- {
- wfDebug( __METHOD__ . ": ArticleSave hook aborted save!\n" );
-
- if ( $status->isOK() ) {
- $status->fatal( 'edit-hook-aborted' );
- }
-
- wfProfileOut( __METHOD__ );
- return $status;
- }
-
- # Silently ignore EDIT_MINOR if not allowed
- $isminor = ( $flags & EDIT_MINOR ) && $user->isAllowed( 'minoredit' );
- $bot = $flags & EDIT_FORCE_BOT;
-
- $oldtext = $this->getRawText(); // current revision
- $oldsize = strlen( $oldtext );
-
- # Provide autosummaries if one is not provided and autosummaries are enabled.
- if ( $wgUseAutomaticEditSummaries && $flags & EDIT_AUTOSUMMARY && $summary == '' ) {
- $summary = $this->getAutosummary( $oldtext, $text, $flags );
- }
-
- $editInfo = $this->prepareTextForEdit( $text, null, $user );
- $text = $editInfo->pst;
- $newsize = strlen( $text );
-
- $dbw = wfGetDB( DB_MASTER );
- $now = wfTimestampNow();
- $this->mTimestamp = $now;
-
- if ( $flags & EDIT_UPDATE ) {
- # Update article, but only if changed.
- $status->value['new'] = false;
-
- # Make sure the revision is either completely inserted or not inserted at all
- if ( !$wgDBtransactions ) {
- $userAbort = ignore_user_abort( true );
- }
-
- $changed = ( strcmp( $text, $oldtext ) != 0 );
-
- if ( $changed ) {
- if ( !$this->mLatest ) {
- # Article gone missing
- wfDebug( __METHOD__ . ": EDIT_UPDATE specified but article doesn't exist\n" );
- $status->fatal( 'edit-gone-missing' );
-
- wfProfileOut( __METHOD__ );
- return $status;
- }
-
- $revision = new Revision( array(
- 'page' => $this->getId(),
- 'comment' => $summary,
- 'minor_edit' => $isminor,
- 'text' => $text,
- 'parent_id' => $this->mLatest,
- 'user' => $user->getId(),
- 'user_text' => $user->getName(),
- 'timestamp' => $now
- ) );
-
- $dbw->begin();
- $revisionId = $revision->insertOn( $dbw );
-
- # Update page
- #
- # Note that we use $this->mLatest instead of fetching a value from the master DB
- # during the course of this function. This makes sure that EditPage can detect
- # edit conflicts reliably, either by $ok here, or by $article->getTimestamp()
- # before this function is called. A previous function used a separate query, this
- # creates a window where concurrent edits can cause an ignored edit conflict.
- $ok = $this->updateRevisionOn( $dbw, $revision, $this->mLatest );
-
- if ( !$ok ) {
- /* Belated edit conflict! Run away!! */
- $status->fatal( 'edit-conflict' );
-
- # Delete the invalid revision if the DB is not transactional
- if ( !$wgDBtransactions ) {
- $dbw->delete( 'revision', array( 'rev_id' => $revisionId ), __METHOD__ );
- }
-
- $revisionId = 0;
- $dbw->rollback();
- } else {
- global $wgUseRCPatrol;
- wfRunHooks( 'NewRevisionFromEditComplete', array( $this, $revision, $baseRevId, $user ) );
- # Update recentchanges
- if ( !( $flags & EDIT_SUPPRESS_RC ) ) {
- # Mark as patrolled if the user can do so
- $patrolled = $wgUseRCPatrol && !count(
- $this->mTitle->getUserPermissionsErrors( 'autopatrol', $user ) );
- # Add RC row to the DB
- $rc = RecentChange::notifyEdit( $now, $this->mTitle, $isminor, $user, $summary,
- $this->mLatest, $this->getTimestamp(), $bot, '', $oldsize, $newsize,
- $revisionId, $patrolled
- );
-
- # Log auto-patrolled edits
- if ( $patrolled ) {
- PatrolLog::record( $rc, true );
- }
- }
- $user->incEditCount();
- $dbw->commit();
- }
- } else {
- $status->warning( 'edit-no-change' );
- $revision = null;
- // Keep the same revision ID, but do some updates on it
- $revisionId = $this->getLatest();
- // Update page_touched, this is usually implicit in the page update
- // Other cache updates are done in onArticleEdit()
- $this->mTitle->invalidateCache();
- }
-
- if ( !$wgDBtransactions ) {
- ignore_user_abort( $userAbort );
- }
-
- // Now that ignore_user_abort is restored, we can respond to fatal errors
- if ( !$status->isOK() ) {
- wfProfileOut( __METHOD__ );
- return $status;
- }
-
- # Invalidate cache of this article and all pages using this article
- # as a template. Partly deferred.
- Article::onArticleEdit( $this->mTitle );
- # Update links tables, site stats, etc.
- $this->editUpdates( $text, $summary, $isminor, $now, $revisionId, $changed, $user );
- } else {
- # Create new article
- $status->value['new'] = true;
-
- $dbw->begin();
-
- # Add the page record; stake our claim on this title!
- # This will return false if the article already exists
- $newid = $this->insertOn( $dbw );
-
- if ( $newid === false ) {
- $dbw->rollback();
- $status->fatal( 'edit-already-exists' );
-
- wfProfileOut( __METHOD__ );
- return $status;
- }
-
- # Save the revision text...
- $revision = new Revision( array(
- 'page' => $newid,
- 'comment' => $summary,
- 'minor_edit' => $isminor,
- 'text' => $text,
- 'user' => $user->getId(),
- 'user_text' => $user->getName(),
- 'timestamp' => $now
- ) );
- $revisionId = $revision->insertOn( $dbw );
-
- $this->mTitle->resetArticleID( $newid );
- # Update the LinkCache. Resetting the Title ArticleID means it will rely on having that already cached
- # @todo FIXME?
- LinkCache::singleton()->addGoodLinkObj( $newid, $this->mTitle, strlen( $text ), (bool)Title::newFromRedirect( $text ), $revisionId );
-
- # Update the page record with revision data
- $this->updateRevisionOn( $dbw, $revision, 0 );
-
- wfRunHooks( 'NewRevisionFromEditComplete', array( $this, $revision, false, $user ) );
-
- # Update recentchanges
- if ( !( $flags & EDIT_SUPPRESS_RC ) ) {
- global $wgUseRCPatrol, $wgUseNPPatrol;
-
- # Mark as patrolled if the user can do so
- $patrolled = ( $wgUseRCPatrol || $wgUseNPPatrol ) && !count(
- $this->mTitle->getUserPermissionsErrors( 'autopatrol', $user ) );
- # Add RC row to the DB
- $rc = RecentChange::notifyNew( $now, $this->mTitle, $isminor, $user, $summary, $bot,
- '', strlen( $text ), $revisionId, $patrolled );
-
- # Log auto-patrolled edits
- if ( $patrolled ) {
- PatrolLog::record( $rc, true );
- }
- }
- $user->incEditCount();
- $dbw->commit();
-
- # Update links, etc.
- $this->editUpdates( $text, $summary, $isminor, $now, $revisionId, true, $user, true );
-
- # Clear caches
- Article::onArticleCreate( $this->mTitle );
-
- wfRunHooks( 'ArticleInsertComplete', array( &$this, &$user, $text, $summary,
- $flags & EDIT_MINOR, null, null, &$flags, $revision ) );
- }
-
- # Do updates right now unless deferral was requested
- if ( !( $flags & EDIT_DEFER_UPDATES ) ) {
- wfDoUpdates();
- }
-
- // Return the new revision (or null) to the caller
- $status->value['revision'] = $revision;
-
- wfRunHooks( 'ArticleSaveComplete', array( &$this, &$user, $text, $summary,
- $flags & EDIT_MINOR, null, null, &$flags, $revision, &$status, $baseRevId ) );
-
- # Promote user to any groups they meet the criteria for
- $user->addAutopromoteOnceGroups( 'onEdit' );
-
- wfProfileOut( __METHOD__ );
- return $status;
- }
-
- /**
- * Output a redirect back to the article.
- * This is typically used after an edit.
- *
- * @deprecated in 1.19; call $wgOut->redirect() directly
- * @param $noRedir Boolean: add redirect=no
- * @param $sectionAnchor String: section to redirect to, including "#"
- * @param $extraQuery String: extra query params
- */
- public function doRedirect( $noRedir = false, $sectionAnchor = '', $extraQuery = '' ) {
- wfDeprecated( __METHOD__ );
- global $wgOut;
-
- if ( $noRedir ) {
- $query = 'redirect=no';
- if ( $extraQuery )
- $query .= "&$extraQuery";
- } else {
- $query = $extraQuery;
- }
-
- $wgOut->redirect( $this->mTitle->getFullURL( $query ) . $sectionAnchor );
- }
-
- /**
- * Update the article's restriction field, and leave a log entry.
- *
- * @param $limit Array: set of restriction keys
- * @param $reason String
- * @param &$cascade Integer. Set to false if cascading protection isn't allowed.
- * @param $expiry Array: per restriction type expiration
- * @return bool true on success
- */
- public function updateRestrictions( $limit = array(), $reason = '', &$cascade = 0, $expiry = array() ) {
- global $wgUser, $wgContLang;
-
- $restrictionTypes = $this->mTitle->getRestrictionTypes();
-
- $id = $this->mTitle->getArticleID();
-
- if ( $id <= 0 ) {
- wfDebug( "updateRestrictions failed: article id $id <= 0\n" );
- return false;
- }
-
- if ( wfReadOnly() ) {
- wfDebug( "updateRestrictions failed: read-only\n" );
- return false;
- }
-
- if ( !$this->mTitle->userCan( 'protect' ) ) {
- wfDebug( "updateRestrictions failed: insufficient permissions\n" );
- return false;
- }
-
- if ( !$cascade ) {
- $cascade = false;
- }
-
- // Take this opportunity to purge out expired restrictions
- Title::purgeExpiredRestrictions();
-
- # @todo FIXME: Same limitations as described in ProtectionForm.php (line 37);
- # we expect a single selection, but the schema allows otherwise.
- $current = array();
- $updated = Article::flattenRestrictions( $limit );
- $changed = false;
-
- foreach ( $restrictionTypes as $action ) {
- if ( isset( $expiry[$action] ) ) {
- # Get current restrictions on $action
- $aLimits = $this->mTitle->getRestrictions( $action );
- $current[$action] = implode( '', $aLimits );
- # Are any actual restrictions being dealt with here?
- $aRChanged = count( $aLimits ) || !empty( $limit[$action] );
-
- # If something changed, we need to log it. Checking $aRChanged
- # assures that "unprotecting" a page that is not protected does
- # not log just because the expiry was "changed".
- if ( $aRChanged && $this->mTitle->mRestrictionsExpiry[$action] != $expiry[$action] ) {
- $changed = true;
- }
- }
- }
-
- $current = Article::flattenRestrictions( $current );
-
- $changed = ( $changed || $current != $updated );
- $changed = $changed || ( $updated && $this->mTitle->areRestrictionsCascading() != $cascade );
- $protect = ( $updated != '' );
-
- # If nothing's changed, do nothing
- if ( $changed ) {
- if ( wfRunHooks( 'ArticleProtect', array( &$this, &$wgUser, $limit, $reason ) ) ) {
- $dbw = wfGetDB( DB_MASTER );
-
- # Prepare a null revision to be added to the history
- $modified = $current != '' && $protect;
-
- if ( $protect ) {
- $comment_type = $modified ? 'modifiedarticleprotection' : 'protectedarticle';
- } else {
- $comment_type = 'unprotectedarticle';
- }
-
- $comment = $wgContLang->ucfirst( wfMsgForContent( $comment_type, $this->mTitle->getPrefixedText() ) );
-
- # Only restrictions with the 'protect' right can cascade...
- # Otherwise, people who cannot normally protect can "protect" pages via transclusion
- $editrestriction = isset( $limit['edit'] ) ? array( $limit['edit'] ) : $this->mTitle->getRestrictions( 'edit' );
-
- # The schema allows multiple restrictions
- if ( !in_array( 'protect', $editrestriction ) && !in_array( 'sysop', $editrestriction ) ) {
- $cascade = false;
- }
-
- $cascade_description = '';
-
- if ( $cascade ) {
- $cascade_description = ' [' . wfMsgForContent( 'protect-summary-cascade' ) . ']';
- }
-
- if ( $reason ) {
- $comment .= ": $reason";
- }
-
- $editComment = $comment;
- $encodedExpiry = array();
- $protect_description = '';
- foreach ( $limit as $action => $restrictions ) {
- if ( !isset( $expiry[$action] ) )
- $expiry[$action] = $dbw->getInfinity();
-
- $encodedExpiry[$action] = $dbw->encodeExpiry( $expiry[$action] );
- if ( $restrictions != '' ) {
- $protect_description .= "[$action=$restrictions] (";
- if ( $encodedExpiry[$action] != 'infinity' ) {
- $protect_description .= wfMsgForContent( 'protect-expiring',
- $wgContLang->timeanddate( $expiry[$action], false, false ) ,
- $wgContLang->date( $expiry[$action], false, false ) ,
- $wgContLang->time( $expiry[$action], false, false ) );
- } else {
- $protect_description .= wfMsgForContent( 'protect-expiry-indefinite' );
- }
-
- $protect_description .= ') ';
- }
- }
- $protect_description = trim( $protect_description );
-
- if ( $protect_description && $protect ) {
- $editComment .= " ($protect_description)";
- }
-
- if ( $cascade ) {
- $editComment .= "$cascade_description";
- }
-
- # Update restrictions table
- foreach ( $limit as $action => $restrictions ) {
- if ( $restrictions != '' ) {
- $dbw->replace( 'page_restrictions', array( array( 'pr_page', 'pr_type' ) ),
- array( 'pr_page' => $id,
- 'pr_type' => $action,
- 'pr_level' => $restrictions,
- 'pr_cascade' => ( $cascade && $action == 'edit' ) ? 1 : 0,
- 'pr_expiry' => $encodedExpiry[$action]
- ),
- __METHOD__
- );
- } else {
- $dbw->delete( 'page_restrictions', array( 'pr_page' => $id,
- 'pr_type' => $action ), __METHOD__ );
- }
- }
-
- # Insert a null revision
- $nullRevision = Revision::newNullRevision( $dbw, $id, $editComment, true );
- $nullRevId = $nullRevision->insertOn( $dbw );
-
- $latest = $this->getLatest();
- # Update page record
- $dbw->update( 'page',
- array( /* SET */
- 'page_touched' => $dbw->timestamp(),
- 'page_restrictions' => '',
- 'page_latest' => $nullRevId
- ), array( /* WHERE */
- 'page_id' => $id
- ), 'Article::protect'
- );
-
- wfRunHooks( 'NewRevisionFromEditComplete', array( $this, $nullRevision, $latest, $wgUser ) );
- wfRunHooks( 'ArticleProtectComplete', array( &$this, &$wgUser, $limit, $reason ) );
+ * @deprecated since 1.18
+ */
+ public function doUnwatch() {
+ global $wgUser;
+ return WatchAction::doUnwatch( $this->getTitle(), $wgUser );
+ }
- # Update the protection log
- $log = new LogPage( 'protect' );
- if ( $protect ) {
- $params = array( $protect_description, $cascade ? 'cascade' : '' );
- $log->addEntry( $modified ? 'modify' : 'protect', $this->mTitle, trim( $reason ), $params );
- } else {
- $log->addEntry( 'unprotect', $this->mTitle, $reason );
- }
- } # End hook
- } # End "changed" check
+ /**
+ * action=protect handler
+ */
+ public function protect() {
+ $form = new ProtectionForm( $this );
+ $form->execute();
+ }
- return true;
+ /**
+ * action=unprotect handler (alias)
+ */
+ public function unprotect() {
+ $this->protect();
}
/**
- * Take an array of page restrictions and flatten it to a string
- * suitable for insertion into the page_restrictions field.
- * @param $limit Array
- * @return String
+ * Info about this page
+ * Called for ?action=info when $wgAllowPageInfo is on.
*/
- protected static function flattenRestrictions( $limit ) {
- if ( !is_array( $limit ) ) {
- throw new MWException( 'Article::flattenRestrictions given non-array restriction set' );
- }
+ public function info() {
+ Action::factory( 'info', $this )->show();
+ }
- $bits = array();
- ksort( $limit );
+ /**
+ * Output a redirect back to the article.
+ * This is typically used after an edit.
+ *
+ * @deprecated in 1.19; call $wgOut->redirect() directly
+ * @param $noRedir Boolean: add redirect=no
+ * @param $sectionAnchor String: section to redirect to, including "#"
+ * @param $extraQuery String: extra query params
+ */
+ public function doRedirect( $noRedir = false, $sectionAnchor = '', $extraQuery = '' ) {
+ wfDeprecated( __METHOD__ );
+ global $wgOut;
- foreach ( $limit as $action => $restrictions ) {
- if ( $restrictions != '' ) {
- $bits[] = "$action=$restrictions";
- }
+ if ( $noRedir ) {
+ $query = 'redirect=no';
+ if ( $extraQuery )
+ $query .= "&$extraQuery";
+ } else {
+ $query = $extraQuery;
}
- return implode( ':', $bits );
+ $wgOut->redirect( $this->getTitle()->getFullURL( $query ) . $sectionAnchor );
}
/**
$dbw = wfGetDB( DB_MASTER );
// Get the last revision
- $rev = Revision::newFromTitle( $this->mTitle );
+ $rev = Revision::newFromTitle( $this->getTitle() );
if ( is_null( $rev ) ) {
return false;
// Find out if there was only one contributor
// Only scan the last 20 revisions
$res = $dbw->select( 'revision', 'rev_user_text',
- array( 'rev_page' => $this->getID(), $dbw->bitAnd( 'rev_deleted', Revision::DELETED_USER ) . ' = 0' ),
+ array( 'rev_page' => $this->mPage->getID(), $dbw->bitAnd( 'rev_deleted', Revision::DELETED_USER ) . ' = 0' ),
__METHOD__,
array( 'LIMIT' => 20 )
);
}
# Check permissions
- $permission_errors = $this->mTitle->getUserPermissionsErrors( 'delete', $this->getContext()->getUser() );
+ $permission_errors = $this->getTitle()->getUserPermissionsErrors( 'delete', $this->getContext()->getUser() );
if ( count( $permission_errors ) > 0 ) {
$wgOut->showPermissionsErrorPage( $permission_errors );
return;
}
- $wgOut->setPagetitle( wfMsg( 'delete-confirm', $this->mTitle->getPrefixedText() ) );
+ $wgOut->setPagetitle( wfMsg( 'delete-confirm', $this->getTitle()->getPrefixedText() ) );
# Better double-check that it hasn't been deleted yet!
$dbw = wfGetDB( DB_MASTER );
- $conds = $this->mTitle->pageCond();
+ $conds = $this->getTitle()->pageCond();
$latest = $dbw->selectField( 'page', 'page_latest', $conds, __METHOD__ );
if ( $latest === false ) {
$wgOut->showFatalError(
'div',
array( 'class' => 'error mw-error-cannotdelete' ),
wfMsgExt( 'cannotdelete', array( 'parse' ),
- wfEscapeWikiText( $this->mTitle->getPrefixedText() ) )
+ wfEscapeWikiText( $this->getTitle()->getPrefixedText() ) )
)
);
$wgOut->addHTML( Xml::element( 'h2', null, LogPage::logName( 'delete' ) ) );
LogEventsList::showLogExtract(
$wgOut,
'delete',
- $this->mTitle->getPrefixedText()
+ $this->getTitle()->getPrefixedText()
);
return;
}
# Hack for big sites
- $bigHistory = $this->isBigDeletion();
- if ( $bigHistory && !$this->mTitle->userCan( 'bigdelete' ) ) {
+ $bigHistory = $this->mPage->isBigDeletion();
+ if ( $bigHistory && !$this->getTitle()->userCan( 'bigdelete' ) ) {
global $wgLang, $wgDeleteRevisionsLimit;
$wgOut->wrapWikiMsg( "<div class='error'>\n$1\n</div>\n",
if ( $wgRequest->getCheck( 'wpWatch' ) && $this->getContext()->getUser()->isLoggedIn() ) {
$this->doWatch();
- } elseif ( $this->mTitle->userIsWatching() ) {
+ } elseif ( $this->getTitle()->userIsWatching() ) {
$this->doUnwatch();
}
if ( $hasHistory && !$confirm ) {
global $wgLang;
- $revisions = $this->estimateRevisionCount();
+ $revisions = $this->mPage->estimateRevisionCount();
// @todo FIXME: i18n issue/patchwork message
$wgOut->addHTML( '<strong class="mw-delete-warning-revisions">' .
wfMsgExt( 'historywarning', array( 'parseinline' ), $wgLang->formatNum( $revisions ) ) .
- wfMsgHtml( 'word-separator' ) . Linker::link( $this->mTitle,
+ wfMsgHtml( 'word-separator' ) . Linker::link( $this->getTitle(),
wfMsgHtml( 'history' ),
array( 'rel' => 'archives' ),
array( 'action' => 'history' ) ) .
return $this->confirmDelete( $reason );
}
- /**
- * @return bool whether or not the page surpasses $wgDeleteRevisionsLimit revisions
- */
- public function isBigDeletion() {
- global $wgDeleteRevisionsLimit;
-
- if ( $wgDeleteRevisionsLimit ) {
- $revCount = $this->estimateRevisionCount();
-
- return $revCount > $wgDeleteRevisionsLimit;
- }
-
- return false;
- }
-
- /**
- * @return int approximate revision count
- */
- public function estimateRevisionCount() {
- $dbr = wfGetDB( DB_SLAVE );
-
- // For an exact count...
- // return $dbr->selectField( 'revision', 'COUNT(*)',
- // array( 'rev_page' => $this->getId() ), __METHOD__ );
- return $dbr->estimateRowCount( 'revision', '*',
- array( 'rev_page' => $this->getId() ), __METHOD__ );
- }
-
- /**
- * Get the last N authors
- * @param $num Integer: number of revisions to get
- * @param $revLatest String: the latest rev_id, selected from the master (optional)
- * @return array Array of authors, duplicates not removed
- */
- public function getLastNAuthors( $num, $revLatest = 0 ) {
- wfProfileIn( __METHOD__ );
- // First try the slave
- // If that doesn't have the latest revision, try the master
- $continue = 2;
- $db = wfGetDB( DB_SLAVE );
-
- do {
- $res = $db->select( array( 'page', 'revision' ),
- array( 'rev_id', 'rev_user_text' ),
- array(
- 'page_namespace' => $this->mTitle->getNamespace(),
- 'page_title' => $this->mTitle->getDBkey(),
- 'rev_page = page_id'
- ), __METHOD__,
- array(
- 'ORDER BY' => 'rev_timestamp DESC',
- 'LIMIT' => $num
- )
- );
-
- if ( !$res ) {
- wfProfileOut( __METHOD__ );
- return array();
- }
-
- $row = $db->fetchObject( $res );
-
- if ( $continue == 2 && $revLatest && $row->rev_id != $revLatest ) {
- $db = wfGetDB( DB_MASTER );
- $continue--;
- } else {
- $continue = 0;
- }
- } while ( $continue );
-
- $authors = array( $row->rev_user_text );
-
- foreach ( $res as $row ) {
- $authors[] = $row->rev_user_text;
- }
-
- wfProfileOut( __METHOD__ );
- return $authors;
- }
-
/**
* Output deletion confirmation dialog
* @todo FIXME: Move to another file?
wfDebug( "Article::confirmDelete\n" );
- $deleteBackLink = Linker::linkKnown( $this->mTitle );
+ $deleteBackLink = Linker::linkKnown( $this->getTitle() );
$wgOut->setSubtitle( wfMsgHtml( 'delete-backlink', $deleteBackLink ) );
$wgOut->setRobotPolicy( 'noindex,nofollow' );
$wgOut->addWikiMsg( 'confirmdeletetext' );
} else {
$suppress = '';
}
- $checkWatch = $this->getContext()->getUser()->getBoolOption( 'watchdeletion' ) || $this->mTitle->userIsWatching();
+ $checkWatch = $this->getContext()->getUser()->getBoolOption( 'watchdeletion' ) || $this->getTitle()->userIsWatching();
$form = Xml::openElement( 'form', array( 'method' => 'post',
- 'action' => $this->mTitle->getLocalURL( 'action=delete' ), 'id' => 'deleteconfirm' ) ) .
+ 'action' => $this->getTitle()->getLocalURL( 'action=delete' ), 'id' => 'deleteconfirm' ) ) .
Xml::openElement( 'fieldset', array( 'id' => 'mw-delete-table' ) ) .
Xml::tags( 'legend', null, wfMsgExt( 'delete-legend', array( 'parsemag', 'escapenoentities' ) ) ) .
Xml::openElement( 'table', array( 'id' => 'mw-deleteconfirm-table' ) ) .
$wgOut->addHTML( $form );
$wgOut->addHTML( Xml::element( 'h2', null, LogPage::logName( 'delete' ) ) );
LogEventsList::showLogExtract( $wgOut, 'delete',
- $this->mTitle->getPrefixedText()
+ $this->getTitle()->getPrefixedText()
);
}
public function doDelete( $reason, $suppress = false ) {
global $wgOut;
- $id = $this->mTitle->getArticleID( Title::GAID_FOR_UPDATE );
+ $id = $this->getTitle()->getArticleID( Title::GAID_FOR_UPDATE );
$error = '';
- if ( $this->doDeleteArticle( $reason, $suppress, $id, $error ) ) {
- $deleted = $this->mTitle->getPrefixedText();
+ if ( $this->mPage->doDeleteArticle( $reason, $suppress, $id, $error ) ) {
+ $deleted = $this->getTitle()->getPrefixedText();
$wgOut->setPagetitle( wfMsg( 'actioncomplete' ) );
$wgOut->setRobotPolicy( 'noindex,nofollow' );
'div',
array( 'class' => 'error mw-error-cannotdelete' ),
wfMsgExt( 'cannotdelete', array( 'parse' ),
- wfEscapeWikiText( $this->mTitle->getPrefixedText() ) )
+ wfEscapeWikiText( $this->getTitle()->getPrefixedText() ) )
)
);
LogEventsList::showLogExtract(
$wgOut,
'delete',
- $this->mTitle->getPrefixedText()
+ $this->getTitle()->getPrefixedText()
);
} else {
$wgOut->showFatalError( $error );
}
}
- /**
- * Back-end article deletion
- * Deletes the article with database consistency, writes logs, purges caches
- *
- * @param $reason string delete reason for deletion log
- * @param suppress bitfield
- * Revision::DELETED_TEXT
- * Revision::DELETED_COMMENT
- * Revision::DELETED_USER
- * Revision::DELETED_RESTRICTED
- * @param $id int article ID
- * @param $commit boolean defaults to true, triggers transaction end
- * @return boolean true if successful
- */
- public function doDeleteArticle( $reason, $suppress = false, $id = 0, $commit = true, &$error = '' ) {
- global $wgDeferredUpdateList, $wgUseTrackbacks;
- global $wgUser;
-
- wfDebug( __METHOD__ . "\n" );
-
- if ( ! wfRunHooks( 'ArticleDelete', array( &$this, &$wgUser, &$reason, &$error ) ) ) {
- return false;
- }
- $dbw = wfGetDB( DB_MASTER );
- $t = $this->mTitle->getDBkey();
- $id = $id ? $id : $this->mTitle->getArticleID( Title::GAID_FOR_UPDATE );
-
- if ( $t === '' || $id == 0 ) {
- return false;
- }
-
- $u = new SiteStatsUpdate( 0, 1, - (int)$this->isCountable(), -1 );
- array_push( $wgDeferredUpdateList, $u );
-
- // Bitfields to further suppress the content
- if ( $suppress ) {
- $bitfield = 0;
- // This should be 15...
- $bitfield |= Revision::DELETED_TEXT;
- $bitfield |= Revision::DELETED_COMMENT;
- $bitfield |= Revision::DELETED_USER;
- $bitfield |= Revision::DELETED_RESTRICTED;
- } else {
- $bitfield = 'rev_deleted';
- }
-
- $dbw->begin();
- // For now, shunt the revision data into the archive table.
- // Text is *not* removed from the text table; bulk storage
- // is left intact to avoid breaking block-compression or
- // immutable storage schemes.
- //
- // For backwards compatibility, note that some older archive
- // table entries will have ar_text and ar_flags fields still.
- //
- // In the future, we may keep revisions and mark them with
- // the rev_deleted field, which is reserved for this purpose.
- $dbw->insertSelect( 'archive', array( 'page', 'revision' ),
- array(
- 'ar_namespace' => 'page_namespace',
- 'ar_title' => 'page_title',
- 'ar_comment' => 'rev_comment',
- 'ar_user' => 'rev_user',
- 'ar_user_text' => 'rev_user_text',
- 'ar_timestamp' => 'rev_timestamp',
- 'ar_minor_edit' => 'rev_minor_edit',
- 'ar_rev_id' => 'rev_id',
- 'ar_text_id' => 'rev_text_id',
- 'ar_text' => '\'\'', // Be explicit to appease
- 'ar_flags' => '\'\'', // MySQL's "strict mode"...
- 'ar_len' => 'rev_len',
- 'ar_page_id' => 'page_id',
- 'ar_deleted' => $bitfield
- ), array(
- 'page_id' => $id,
- 'page_id = rev_page'
- ), __METHOD__
- );
-
- # Delete restrictions for it
- $dbw->delete( 'page_restrictions', array ( 'pr_page' => $id ), __METHOD__ );
-
- # Now that it's safely backed up, delete it
- $dbw->delete( 'page', array( 'page_id' => $id ), __METHOD__ );
- $ok = ( $dbw->affectedRows() > 0 ); // getArticleId() uses slave, could be laggy
-
- if ( !$ok ) {
- $dbw->rollback();
- return false;
- }
-
- # Fix category table counts
- $cats = array();
- $res = $dbw->select( 'categorylinks', 'cl_to', array( 'cl_from' => $id ), __METHOD__ );
-
- foreach ( $res as $row ) {
- $cats [] = $row->cl_to;
- }
-
- $this->updateCategoryCounts( array(), $cats );
-
- # If using cascading deletes, we can skip some explicit deletes
- if ( !$dbw->cascadingDeletes() ) {
- $dbw->delete( 'revision', array( 'rev_page' => $id ), __METHOD__ );
-
- if ( $wgUseTrackbacks )
- $dbw->delete( 'trackbacks', array( 'tb_page' => $id ), __METHOD__ );
-
- # Delete outgoing links
- $dbw->delete( 'pagelinks', array( 'pl_from' => $id ) );
- $dbw->delete( 'imagelinks', array( 'il_from' => $id ) );
- $dbw->delete( 'categorylinks', array( 'cl_from' => $id ) );
- $dbw->delete( 'templatelinks', array( 'tl_from' => $id ) );
- $dbw->delete( 'externallinks', array( 'el_from' => $id ) );
- $dbw->delete( 'langlinks', array( 'll_from' => $id ) );
- $dbw->delete( 'iwlinks', array( 'iwl_from' => $id ) );
- $dbw->delete( 'redirect', array( 'rd_from' => $id ) );
- }
-
- # If using cleanup triggers, we can skip some manual deletes
- if ( !$dbw->cleanupTriggers() ) {
- # Clean up recentchanges entries...
- $dbw->delete( 'recentchanges',
- array( 'rc_type != ' . RC_LOG,
- 'rc_namespace' => $this->mTitle->getNamespace(),
- 'rc_title' => $this->mTitle->getDBkey() ),
- __METHOD__ );
- $dbw->delete( 'recentchanges',
- array( 'rc_type != ' . RC_LOG, 'rc_cur_id' => $id ),
- __METHOD__ );
- }
-
- # Clear caches
- Article::onArticleDelete( $this->mTitle );
-
- # Clear the cached article id so the interface doesn't act like we exist
- $this->mTitle->resetArticleID( 0 );
-
- # Log the deletion, if the page was suppressed, log it at Oversight instead
- $logtype = $suppress ? 'suppress' : 'delete';
- $log = new LogPage( $logtype );
-
- # Make sure logging got through
- $log->addEntry( 'delete', $this->mTitle, $reason, array() );
-
- if ( $commit ) {
- $dbw->commit();
- }
-
- wfRunHooks( 'ArticleDeleteComplete', array( &$this, &$wgUser, $reason, $id ) );
- return true;
- }
-
- /**
- * Roll back the most recent consecutive set of edits to a page
- * from the same user; fails if there are no eligible edits to
- * roll back to, e.g. user is the sole contributor. This function
- * performs permissions checks on $wgUser, then calls commitRollback()
- * to do the dirty work
- *
- * @param $fromP String: Name of the user whose edits to rollback.
- * @param $summary String: Custom summary. Set to default summary if empty.
- * @param $token String: Rollback token.
- * @param $bot Boolean: If true, mark all reverted edits as bot.
- *
- * @param $resultDetails Array: contains result-specific array of additional values
- * 'alreadyrolled' : 'current' (rev)
- * success : 'summary' (str), 'current' (rev), 'target' (rev)
- *
- * @return array of errors, each error formatted as
- * array(messagekey, param1, param2, ...).
- * On success, the array is empty. This array can also be passed to
- * OutputPage::showPermissionsErrorPage().
- */
- public function doRollback( $fromP, $summary, $token, $bot, &$resultDetails ) {
- global $wgUser;
-
- $resultDetails = null;
-
- # Check permissions
- $editErrors = $this->mTitle->getUserPermissionsErrors( 'edit', $wgUser );
- $rollbackErrors = $this->mTitle->getUserPermissionsErrors( 'rollback', $wgUser );
- $errors = array_merge( $editErrors, wfArrayDiff2( $rollbackErrors, $editErrors ) );
-
- if ( !$wgUser->matchEditToken( $token, array( $this->mTitle->getPrefixedText(), $fromP ) ) ) {
- $errors[] = array( 'sessionfailure' );
- }
-
- if ( $wgUser->pingLimiter( 'rollback' ) || $wgUser->pingLimiter() ) {
- $errors[] = array( 'actionthrottledtext' );
- }
-
- # If there were errors, bail out now
- if ( !empty( $errors ) ) {
- return $errors;
- }
-
- return $this->commitRollback( $fromP, $summary, $bot, $resultDetails );
- }
-
- /**
- * Backend implementation of doRollback(), please refer there for parameter
- * and return value documentation
- *
- * NOTE: This function does NOT check ANY permissions, it just commits the
- * rollback to the DB Therefore, you should only call this function direct-
- * ly if you want to use custom permissions checks. If you don't, use
- * doRollback() instead.
- */
- public function commitRollback( $fromP, $summary, $bot, &$resultDetails ) {
- global $wgUseRCPatrol, $wgUser, $wgContLang;
-
- $dbw = wfGetDB( DB_MASTER );
-
- if ( wfReadOnly() ) {
- return array( array( 'readonlytext' ) );
- }
-
- # Get the last editor
- $current = Revision::newFromTitle( $this->mTitle );
- if ( is_null( $current ) ) {
- # Something wrong... no page?
- return array( array( 'notanarticle' ) );
- }
-
- $from = str_replace( '_', ' ', $fromP );
- # User name given should match up with the top revision.
- # If the user was deleted then $from should be empty.
- if ( $from != $current->getUserText() ) {
- $resultDetails = array( 'current' => $current );
- return array( array( 'alreadyrolled',
- htmlspecialchars( $this->mTitle->getPrefixedText() ),
- htmlspecialchars( $fromP ),
- htmlspecialchars( $current->getUserText() )
- ) );
- }
-
- # Get the last edit not by this guy...
- # Note: these may not be public values
- $user = intval( $current->getRawUser() );
- $user_text = $dbw->addQuotes( $current->getRawUserText() );
- $s = $dbw->selectRow( 'revision',
- array( 'rev_id', 'rev_timestamp', 'rev_deleted' ),
- array( 'rev_page' => $current->getPage(),
- "rev_user != {$user} OR rev_user_text != {$user_text}"
- ), __METHOD__,
- array( 'USE INDEX' => 'page_timestamp',
- 'ORDER BY' => 'rev_timestamp DESC' )
- );
- if ( $s === false ) {
- # No one else ever edited this page
- return array( array( 'cantrollback' ) );
- } elseif ( $s->rev_deleted & Revision::DELETED_TEXT || $s->rev_deleted & Revision::DELETED_USER ) {
- # Only admins can see this text
- return array( array( 'notvisiblerev' ) );
- }
-
- $set = array();
- if ( $bot && $wgUser->isAllowed( 'markbotedits' ) ) {
- # Mark all reverted edits as bot
- $set['rc_bot'] = 1;
- }
-
- if ( $wgUseRCPatrol ) {
- # Mark all reverted edits as patrolled
- $set['rc_patrolled'] = 1;
- }
-
- if ( count( $set ) ) {
- $dbw->update( 'recentchanges', $set,
- array( /* WHERE */
- 'rc_cur_id' => $current->getPage(),
- 'rc_user_text' => $current->getUserText(),
- "rc_timestamp > '{$s->rev_timestamp}'",
- ), __METHOD__
- );
- }
-
- # Generate the edit summary if necessary
- $target = Revision::newFromId( $s->rev_id );
- if ( empty( $summary ) ) {
- if ( $from == '' ) { // no public user name
- $summary = wfMsgForContent( 'revertpage-nouser' );
- } else {
- $summary = wfMsgForContent( 'revertpage' );
- }
- }
-
- # Allow the custom summary to use the same args as the default message
- $args = array(
- $target->getUserText(), $from, $s->rev_id,
- $wgContLang->timeanddate( wfTimestamp( TS_MW, $s->rev_timestamp ) ),
- $current->getId(), $wgContLang->timeanddate( $current->getTimestamp() )
- );
- $summary = wfMsgReplaceArgs( $summary, $args );
-
- # Save
- $flags = EDIT_UPDATE;
-
- if ( $wgUser->isAllowed( 'minoredit' ) ) {
- $flags |= EDIT_MINOR;
- }
-
- if ( $bot && ( $wgUser->isAllowedAny( 'markbotedits', 'bot' ) ) ) {
- $flags |= EDIT_FORCE_BOT;
- }
-
- # Actually store the edit
- $status = $this->doEdit( $target->getText(), $summary, $flags, $target->getId() );
- if ( !empty( $status->value['revision'] ) ) {
- $revId = $status->value['revision']->getId();
- } else {
- $revId = false;
- }
-
- wfRunHooks( 'ArticleRollbackComplete', array( $this, $wgUser, $target, $current ) );
-
- $resultDetails = array(
- 'summary' => $summary,
- 'current' => $current,
- 'target' => $target,
- 'newid' => $revId
- );
-
- return array();
- }
-
/**
* User interface for rollback operations
*/
$details = null;
- $result = $this->doRollback(
+ $result = $this->mPage->doRollback(
$wgRequest->getVal( 'from' ),
$wgRequest->getText( 'summary' ),
$wgRequest->getVal( 'token' ),
}
if ( $result == array( array( 'readonlytext' ) ) ) {
- $wgOut->readOnlyPage();
-
- return;
- }
-
- $current = $details['current'];
- $target = $details['target'];
- $newId = $details['newid'];
- $wgOut->setPageTitle( wfMsg( 'actioncomplete' ) );
- $wgOut->setRobotPolicy( 'noindex,nofollow' );
-
- if ( $current->getUserText() === '' ) {
- $old = wfMsg( 'rev-deleted-user' );
- } else {
- $old = Linker::userLink( $current->getUser(), $current->getUserText() )
- . Linker::userToolLinks( $current->getUser(), $current->getUserText() );
- }
-
- $new = Linker::userLink( $target->getUser(), $target->getUserText() )
- . Linker::userToolLinks( $target->getUser(), $target->getUserText() );
- $wgOut->addHTML( wfMsgExt( 'rollback-success', array( 'parse', 'replaceafter' ), $old, $new ) );
- $wgOut->returnToMain( false, $this->mTitle );
-
- if ( !$wgRequest->getBool( 'hidediff', false ) && !$wgUser->getBoolOption( 'norollbackdiff', false ) ) {
- $de = new DifferenceEngine( $this->mTitle, $current->getId(), $newId, false, true );
- $de->showDiff( '', '' );
- }
- }
-
- /**
- * Do standard deferred updates after page view
- */
- public function viewUpdates() {
- global $wgDeferredUpdateList, $wgDisableCounters, $wgUser;
- if ( wfReadOnly() ) {
- return;
- }
-
- # Don't update page view counters on views from bot users (bug 14044)
- if ( !$wgDisableCounters && !$wgUser->isAllowed( 'bot' ) && $this->getID() ) {
- $wgDeferredUpdateList[] = new ViewCountUpdate( $this->getID() );
- $wgDeferredUpdateList[] = new SiteStatsUpdate( 1, 0, 0 );
- }
-
- # Update newtalk / watchlist notification status
- $wgUser->clearNotification( $this->mTitle );
- }
-
- /**
- * Prepare text which is about to be saved.
- * Returns a stdclass with source, pst and output members
- */
- public function prepareTextForEdit( $text, $revid = null, User $user = null ) {
- if ( $this->mPreparedEdit && $this->mPreparedEdit->newText == $text && $this->mPreparedEdit->revid == $revid ) {
- // Already prepared
- return $this->mPreparedEdit;
- }
-
- global $wgParser;
-
- if( $user === null ) {
- global $wgUser;
- $user = $wgUser;
- }
- $popts = ParserOptions::newFromUser( $user );
- wfRunHooks( 'ArticlePrepareTextForEdit', array( $this, $popts ) );
-
- $edit = (object)array();
- $edit->revid = $revid;
- $edit->newText = $text;
- $edit->pst = $this->preSaveTransform( $text, $user, $popts );
- $edit->popts = $this->getParserOptions( true );
- $edit->output = $wgParser->parse( $edit->pst, $this->mTitle, $edit->popts, true, true, $revid );
- $edit->oldText = $this->getRawText();
-
- $this->mPreparedEdit = $edit;
-
- return $edit;
- }
-
- /**
- * Do standard deferred updates after page edit.
- * Update links tables, site stats, search index and message cache.
- * Purges pages that include this page if the text was changed here.
- * Every 100th edit, prune the recent changes table.
- *
- * @private
- * @param $text String: New text of the article
- * @param $summary String: Edit summary
- * @param $minoredit Boolean: Minor edit
- * @param $timestamp_of_pagechange String timestamp associated with the page change
- * @param $newid Integer: rev_id value of the new revision
- * @param $changed Boolean: Whether or not the content actually changed
- * @param $user User object: User doing the edit
- * @param $created Boolean: Whether the edit created the page
- */
- public function editUpdates( $text, $summary, $minoredit, $timestamp_of_pagechange, $newid,
- $changed = true, User $user = null, $created = false )
- {
- global $wgDeferredUpdateList, $wgUser, $wgEnableParserCache;
-
- wfProfileIn( __METHOD__ );
-
- # Parse the text
- # Be careful not to double-PST: $text is usually already PST-ed once
- if ( !$this->mPreparedEdit || $this->mPreparedEdit->output->getFlag( 'vary-revision' ) ) {
- wfDebug( __METHOD__ . ": No prepared edit or vary-revision is set...\n" );
- $editInfo = $this->prepareTextForEdit( $text, $newid, $user );
- } else {
- wfDebug( __METHOD__ . ": No vary-revision, using prepared edit...\n" );
- $editInfo = $this->mPreparedEdit;
- }
-
- # Save it to the parser cache
- if ( $wgEnableParserCache ) {
- $parserCache = ParserCache::singleton();
- $parserCache->save( $editInfo->output, $this, $editInfo->popts );
- }
-
- # Update the links tables
- $u = new LinksUpdate( $this->mTitle, $editInfo->output );
- $u->doUpdate();
-
- wfRunHooks( 'ArticleEditUpdates', array( &$this, &$editInfo, $changed ) );
-
- if ( wfRunHooks( 'ArticleEditUpdatesDeleteFromRecentchanges', array( &$this ) ) ) {
- if ( 0 == mt_rand( 0, 99 ) ) {
- // Flush old entries from the `recentchanges` table; we do this on
- // random requests so as to avoid an increase in writes for no good reason
- global $wgRCMaxAge;
-
- $dbw = wfGetDB( DB_MASTER );
- $cutoff = $dbw->timestamp( time() - $wgRCMaxAge );
- $dbw->delete(
- 'recentchanges',
- array( "rc_timestamp < '$cutoff'" ),
- __METHOD__
- );
- }
- }
-
- $id = $this->getID();
- $title = $this->mTitle->getPrefixedDBkey();
- $shortTitle = $this->mTitle->getDBkey();
+ $wgOut->readOnlyPage();
- if ( 0 == $id ) {
- wfProfileOut( __METHOD__ );
return;
}
- if ( !$changed ) {
- $good = 0;
- $total = 0;
- } elseif ( $created ) {
- $good = (int)$this->isCountable( $editInfo );
- $total = 1;
+ $current = $details['current'];
+ $target = $details['target'];
+ $newId = $details['newid'];
+ $wgOut->setPageTitle( wfMsg( 'actioncomplete' ) );
+ $wgOut->setRobotPolicy( 'noindex,nofollow' );
+
+ if ( $current->getUserText() === '' ) {
+ $old = wfMsg( 'rev-deleted-user' );
} else {
- $good = (int)$this->isCountable( $editInfo ) - (int)$this->isCountable();
- $total = 0;
+ $old = Linker::userLink( $current->getUser(), $current->getUserText() )
+ . Linker::userToolLinks( $current->getUser(), $current->getUserText() );
}
- $wgDeferredUpdateList[] = new SiteStatsUpdate( 0, 1, $good, $total );
- $wgDeferredUpdateList[] = new SearchUpdate( $id, $title, $text );
-
- # If this is another user's talk page, update newtalk
- # Don't do this if $changed = false otherwise some idiot can null-edit a
- # load of user talk pages and piss people off, nor if it's a minor edit
- # by a properly-flagged bot.
- if ( $this->mTitle->getNamespace() == NS_USER_TALK && $shortTitle != $wgUser->getTitleKey() && $changed
- && !( $minoredit && $wgUser->isAllowed( 'nominornewtalk' ) )
- ) {
- if ( wfRunHooks( 'ArticleEditUpdateNewTalk', array( &$this ) ) ) {
- $other = User::newFromName( $shortTitle, false );
- if ( !$other ) {
- wfDebug( __METHOD__ . ": invalid username\n" );
- } elseif ( User::isIP( $shortTitle ) ) {
- // An anonymous user
- $other->setNewtalk( true );
- } elseif ( $other->isLoggedIn() ) {
- $other->setNewtalk( true );
- } else {
- wfDebug( __METHOD__ . ": don't need to notify a nonexistent user\n" );
- }
- }
- }
+ $new = Linker::userLink( $target->getUser(), $target->getUserText() )
+ . Linker::userToolLinks( $target->getUser(), $target->getUserText() );
+ $wgOut->addHTML( wfMsgExt( 'rollback-success', array( 'parse', 'replaceafter' ), $old, $new ) );
+ $wgOut->returnToMain( false, $this->getTitle() );
- if ( $this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
- MessageCache::singleton()->replace( $shortTitle, $text );
+ if ( !$wgRequest->getBool( 'hidediff', false ) && !$wgUser->getBoolOption( 'norollbackdiff', false ) ) {
+ $de = new DifferenceEngine( $this->getTitle(), $current->getId(), $newId, false, true );
+ $de->showDiff( '', '' );
}
-
- wfProfileOut( __METHOD__ );
- }
-
- /**
- * Perform article updates on a special page creation.
- *
- * @param $rev Revision object
- *
- * @todo This is a shitty interface function. Kill it and replace the
- * other shitty functions like editUpdates and such so it's not needed
- * anymore.
- */
- public function createUpdates( $rev ) {
- $this->editUpdates( $rev->getText(), $rev->getComment(),
- $rev->isMinor(), wfTimestamp(), $rev->getId(), true, null, true );
}
/**
$revision = Revision::newFromId( $oldid );
$timestamp = $revision->getTimestamp();
- $current = ( $oldid == $this->mLatest );
+ $current = ( $oldid == $this->mPage->getLatest() );
$td = $wgLang->timeanddate( $timestamp, true );
$tddate = $wgLang->date( $timestamp, true );
$tdtime = $wgLang->time( $timestamp, true );
$lnk = $current
? wfMsgHtml( 'currentrevisionlink' )
: Linker::link(
- $this->mTitle,
+ $this->getTitle(),
wfMsgHtml( 'currentrevisionlink' ),
array(),
$extraParams,
$curdiff = $current
? wfMsgHtml( 'diff' )
: Linker::link(
- $this->mTitle,
+ $this->getTitle(),
wfMsgHtml( 'diff' ),
array(),
array(
) + $extraParams,
array( 'known', 'noclasses' )
);
- $prev = $this->mTitle->getPreviousRevisionID( $oldid ) ;
+ $prev = $this->getTitle()->getPreviousRevisionID( $oldid ) ;
$prevlink = $prev
? Linker::link(
- $this->mTitle,
+ $this->getTitle(),
wfMsgHtml( 'previousrevision' ),
array(),
array(
: wfMsgHtml( 'previousrevision' );
$prevdiff = $prev
? Linker::link(
- $this->mTitle,
+ $this->getTitle(),
wfMsgHtml( 'diff' ),
array(),
array(
$nextlink = $current
? wfMsgHtml( 'nextrevision' )
: Linker::link(
- $this->mTitle,
+ $this->getTitle(),
wfMsgHtml( 'nextrevision' ),
array(),
array(
$nextdiff = $current
? wfMsgHtml( 'diff' )
: Linker::link(
- $this->mTitle,
+ $this->getTitle(),
wfMsgHtml( 'diff' ),
array(),
array(
} else {
$query = array(
'type' => 'revision',
- 'target' => $this->mTitle->getPrefixedDbkey(),
+ 'target' => $this->getTitle()->getPrefixedDbkey(),
'ids' => $oldid
);
$cdel = Linker::revDeleteLink( $query, $revision->isDeleted( File::DELETED_RESTRICTED ), $canHide );
$wgOut->addHTML( $r );
}
- /**
- * This function is called right before saving the wikitext,
- * so we can do things like signatures and links-in-context.
- *
- * @param $text String article contents
- * @param $user User object: user doing the edit, $wgUser will be used if
- * null is given
- * @param $popts ParserOptions object: parser options, default options for
- * the user loaded if null given
- * @return string article contents with altered wikitext markup (signatures
- * converted, {{subst:}}, templates, etc.)
- */
- public function preSaveTransform( $text, User $user = null, ParserOptions $popts = null ) {
- global $wgParser;
-
- if ( $user === null ) {
- global $wgUser;
- $user = $wgUser;
- }
-
- if ( $popts === null ) {
- $popts = ParserOptions::newFromUser( $user );
- }
-
- return $wgParser->preSaveTransform( $text, $this->mTitle, $user, $popts );
- }
-
/* Caching functions */
/**
$called = true;
if ( $this->isFileCacheable() ) {
- $cache = new HTMLFileCache( $this->mTitle );
- if ( $cache->isFileCacheGood( $this->mTouched ) ) {
+ $cache = new HTMLFileCache( $this->getTitle() );
+ if ( $cache->isFileCacheGood( $this->mPage->getTouched() ) ) {
wfDebug( "Article::tryFileCache(): about to load file\n" );
$cache->loadFromFileCache();
return true;
$cacheable = false;
if ( HTMLFileCache::useFileCache() ) {
- $cacheable = $this->getID() && !$this->mRedirectedFrom && !$this->mTitle->isRedirect();
+ $cacheable = $this->mPage->getID() && !$this->mRedirectedFrom && !$this->getTitle()->isRedirect();
// Extension may have reason to disable file caching on some pages.
if ( $cacheable ) {
$cacheable = wfRunHooks( 'IsFileCacheable', array( &$this ) );
return $cacheable;
}
- /**
- * Loads page_touched and returns a value indicating if it should be used
- * @return boolean true if not a redirect
- */
- public function checkTouched() {
- if ( !$this->mDataLoaded ) {
- $this->loadPageData();
- }
-
- return !$this->mIsRedirect;
- }
-
- /**
- * Get the page_touched field
- * @return string containing GMT timestamp
- */
- public function getTouched() {
- if ( !$this->mDataLoaded ) {
- $this->loadPageData();
- }
-
- return $this->mTouched;
- }
-
- /**
- * Get the page_latest field
- * @return integer rev_id of current revision
- */
- public function getLatest() {
- if ( !$this->mDataLoaded ) {
- $this->loadPageData();
- }
-
- return (int)$this->mLatest;
- }
-
- /**
- * Edit an article without doing all that other stuff
- * The article must already exist; link tables etc
- * are not updated, caches are not flushed.
- *
- * @param $text String: text submitted
- * @param $comment String: comment submitted
- * @param $minor Boolean: whereas it's a minor modification
- */
- public function quickEdit( $text, $comment = '', $minor = 0 ) {
- wfProfileIn( __METHOD__ );
-
- $dbw = wfGetDB( DB_MASTER );
- $revision = new Revision( array(
- 'page' => $this->getId(),
- 'text' => $text,
- 'comment' => $comment,
- 'minor_edit' => $minor ? 1 : 0,
- ) );
- $revision->insertOn( $dbw );
- $this->updateRevisionOn( $dbw, $revision );
-
- global $wgUser;
- wfRunHooks( 'NewRevisionFromEditComplete', array( $this, $revision, false, $wgUser ) );
-
- wfProfileOut( __METHOD__ );
- }
-
- /**
- * The onArticle*() functions are supposed to be a kind of hooks
- * which should be called whenever any of the specified actions
- * are done.
- *
- * This is a good place to put code to clear caches, for instance.
- *
- * This is called on page move and undelete, as well as edit
- *
- * @param $title Title object
- */
- public static function onArticleCreate( $title ) {
- # Update existence markers on article/talk tabs...
- if ( $title->isTalkPage() ) {
- $other = $title->getSubjectPage();
- } else {
- $other = $title->getTalkPage();
- }
-
- $other->invalidateCache();
- $other->purgeSquid();
-
- $title->touchLinks();
- $title->purgeSquid();
- $title->deleteTitleProtection();
- }
-
- /**
- * Clears caches when article is deleted
- *
- * @param $title Title
- */
- public static function onArticleDelete( $title ) {
- # Update existence markers on article/talk tabs...
- if ( $title->isTalkPage() ) {
- $other = $title->getSubjectPage();
- } else {
- $other = $title->getTalkPage();
- }
-
- $other->invalidateCache();
- $other->purgeSquid();
-
- $title->touchLinks();
- $title->purgeSquid();
-
- # File cache
- HTMLFileCache::clearFileCache( $title );
-
- # Messages
- if ( $title->getNamespace() == NS_MEDIAWIKI ) {
- MessageCache::singleton()->replace( $title->getDBkey(), false );
- }
-
- # Images
- if ( $title->getNamespace() == NS_FILE ) {
- $update = new HTMLCacheUpdate( $title, 'imagelinks' );
- $update->doUpdate();
- }
-
- # User talk pages
- if ( $title->getNamespace() == NS_USER_TALK ) {
- $user = User::newFromName( $title->getText(), false );
- $user->setNewtalk( false );
- }
-
- # Image redirects
- RepoGroup::singleton()->getLocalRepo()->invalidateImageRedirect( $title );
- }
-
- /**
- * Purge caches on page update etc
- *
- * @param $title Title object
- * @todo: verify that $title is always a Title object (and never false or null), add Title hint to parameter $title
- */
- public static function onArticleEdit( $title ) {
- global $wgDeferredUpdateList;
-
- // Invalidate caches of articles which include this page
- $wgDeferredUpdateList[] = new HTMLCacheUpdate( $title, 'templatelinks' );
-
- // Invalidate the caches of all pages which redirect here
- $wgDeferredUpdateList[] = new HTMLCacheUpdate( $title, 'redirect' );
-
- # Purge squid for this page only
- $title->purgeSquid();
-
- # Clear file cache for this page only
- HTMLFileCache::clearFileCache( $title );
- }
-
/**#@-*/
/**
$wgOut->showErrorPage( 'nosuchaction', 'nosuchactiontext' );
}
- /**
- * Return a list of templates used by this article.
- * Uses the templatelinks table
- *
- * @return Array of Title objects
- */
- public function getUsedTemplates() {
- $result = array();
- $id = $this->mTitle->getArticleID();
-
- if ( $id == 0 ) {
- return array();
- }
-
- $dbr = wfGetDB( DB_SLAVE );
- $res = $dbr->select( array( 'templatelinks' ),
- array( 'tl_namespace', 'tl_title' ),
- array( 'tl_from' => $id ),
- __METHOD__ );
-
- if ( $res !== false ) {
- foreach ( $res as $row ) {
- $result[] = Title::makeTitle( $row->tl_namespace, $row->tl_title );
- }
- }
-
- return $result;
- }
-
- /**
- * Returns a list of hidden categories this page is a member of.
- * Uses the page_props and categorylinks tables.
- *
- * @return Array of Title objects
- */
- public function getHiddenCategories() {
- $result = array();
- $id = $this->mTitle->getArticleID();
-
- if ( $id == 0 ) {
- return array();
- }
-
- $dbr = wfGetDB( DB_SLAVE );
- $res = $dbr->select( array( 'categorylinks', 'page_props', 'page' ),
- array( 'cl_to' ),
- array( 'cl_from' => $id, 'pp_page=page_id', 'pp_propname' => 'hiddencat',
- 'page_namespace' => NS_CATEGORY, 'page_title=cl_to' ),
- __METHOD__ );
-
- if ( $res !== false ) {
- foreach ( $res as $row ) {
- $result[] = Title::makeTitle( NS_CATEGORY, $row->cl_to );
- }
- }
-
- return $result;
- }
-
- /**
- * Return an applicable autosummary if one exists for the given edit.
- * @param $oldtext String: the previous text of the page.
- * @param $newtext String: The submitted text of the page.
- * @param $flags Int bitmask: a bitmask of flags submitted for the edit.
- * @return string An appropriate autosummary, or an empty string.
- */
- public static function getAutosummary( $oldtext, $newtext, $flags ) {
- global $wgContLang;
-
- # Decide what kind of autosummary is needed.
-
- # Redirect autosummaries
- $ot = Title::newFromRedirect( $oldtext );
- $rt = Title::newFromRedirect( $newtext );
-
- if ( is_object( $rt ) && ( !is_object( $ot ) || !$rt->equals( $ot ) || $ot->getFragment() != $rt->getFragment() ) ) {
- return wfMsgForContent( 'autoredircomment', $rt->getFullText() );
- }
-
- # New page autosummaries
- if ( $flags & EDIT_NEW && strlen( $newtext ) ) {
- # If they're making a new article, give its text, truncated, in the summary.
-
- $truncatedtext = $wgContLang->truncate(
- str_replace( "\n", ' ', $newtext ),
- max( 0, 200 - strlen( wfMsgForContent( 'autosumm-new' ) ) ) );
-
- return wfMsgForContent( 'autosumm-new', $truncatedtext );
- }
-
- # Blanking autosummaries
- if ( $oldtext != '' && $newtext == '' ) {
- return wfMsgForContent( 'autosumm-blank' );
- } elseif ( strlen( $oldtext ) > 10 * strlen( $newtext ) && strlen( $newtext ) < 500 ) {
- # Removing more than 90% of the article
-
- $truncatedtext = $wgContLang->truncate(
- $newtext,
- max( 0, 200 - strlen( wfMsgForContent( 'autosumm-replace' ) ) ) );
-
- return wfMsgForContent( 'autosumm-replace', $truncatedtext );
- }
-
- # If we reach this point, there's no applicable autosummary for our case, so our
- # autosummary is empty.
- return '';
- }
-
/**
* Add the primary page-view wikitext to the output buffer
* Saves the text into the parser cache if possible.
global $wgParser, $wgEnableParserCache, $wgUseFileCache;
if ( !$parserOptions ) {
- $parserOptions = $this->getParserOptions();
+ $parserOptions = $this->mPage->getParserOptions();
}
$time = - wfTime();
- $this->mParserOutput = $wgParser->parse( $text, $this->mTitle,
+ $this->mParserOutput = $wgParser->parse( $text, $this->getTitle(),
$parserOptions, true, true, $this->getRevIdFetched() );
$time += wfTime();
# Timing hack
if ( $time > 3 ) {
wfDebugLog( 'slow-parse', sprintf( "%-5.2f %s", $time,
- $this->mTitle->getPrefixedDBkey() ) );
+ $this->getTitle()->getPrefixedDBkey() ) );
}
if ( $wgEnableParserCache && $cache && $this->mParserOutput->isCacheable() ) {
return $this->mParserOutput;
}
- /**
- * Get parser options suitable for rendering the primary article wikitext
- * @param $canonical boolean Determines that the generated options must not depend on user preferences (see bug 14404)
- * @return mixed ParserOptions object or boolean false
- */
- public function getParserOptions( $canonical = false ) {
- global $wgUser, $wgLanguageCode;
-
- if ( !$this->mParserOptions || $canonical ) {
- $user = !$canonical ? $wgUser : new User;
- $parserOptions = new ParserOptions( $user );
- $parserOptions->setTidy( true );
- $parserOptions->enableLimitReport();
-
- if ( $canonical ) {
- $parserOptions->setUserLang( $wgLanguageCode ); # Must be set explicitely
- return $parserOptions;
- }
- $this->mParserOptions = $parserOptions;
- }
- // Clone to allow modifications of the return value without affecting cache
- return clone $this->mParserOptions;
- }
-
- /**
- * Get parser options suitable for rendering the primary article wikitext
- * @param User $user
- * @return ParserOptions
- */
- public function makeParserOptions( User $user ) {
- $options = ParserOptions::newFromUser( $user );
- $options->enableLimitReport(); // show inclusion/loop reports
- $options->setTidy( true ); // fix bad HTML
- return $options;
- }
-
/**
* Updates cascading protections
*
* @param $parserOutput ParserOutput object, or boolean false
**/
protected function doCascadeProtectionUpdates( $parserOutput ) {
- if ( !$this->isCurrent() || wfReadOnly() || !$this->mTitle->areRestrictionsCascading() ) {
+ if ( !$this->isCurrent() || wfReadOnly() || !$this->getTitle()->areRestrictionsCascading() ) {
return;
}
// are visible.
# Get templates from templatelinks
- $id = $this->mTitle->getArticleID();
+ $id = $this->getTitle()->getArticleID();
$tlTemplates = array();
if ( count( $templates_diff ) > 0 ) {
# Whee, link updates time.
- $u = new LinksUpdate( $this->mTitle, $parserOutput, false );
+ $u = new LinksUpdate( $this->getTitle(), $parserOutput, false );
$u->doUpdate();
}
}
/**
- * Update all the appropriate counts in the category table, given that
- * we've added the categories $added and deleted the categories $deleted.
+ * Sets the context this Article is executed in
*
- * @param $added array The names of categories that were added
- * @param $deleted array The names of categories that were deleted
+ * @param $context RequestContext
+ * @since 1.18
*/
- public function updateCategoryCounts( $added, $deleted ) {
- $ns = $this->mTitle->getNamespace();
- $dbw = wfGetDB( DB_MASTER );
-
- # First make sure the rows exist. If one of the "deleted" ones didn't
- # exist, we might legitimately not create it, but it's simpler to just
- # create it and then give it a negative value, since the value is bogus
- # anyway.
- #
- # Sometimes I wish we had INSERT ... ON DUPLICATE KEY UPDATE.
- $insertCats = array_merge( $added, $deleted );
- if ( !$insertCats ) {
- # Okay, nothing to do
- return;
- }
-
- $insertRows = array();
-
- foreach ( $insertCats as $cat ) {
- $insertRows[] = array(
- 'cat_id' => $dbw->nextSequenceValue( 'category_cat_id_seq' ),
- 'cat_title' => $cat
- );
- }
- $dbw->insert( 'category', $insertRows, __METHOD__, 'IGNORE' );
-
- $addFields = array( 'cat_pages = cat_pages + 1' );
- $removeFields = array( 'cat_pages = cat_pages - 1' );
+ public function setContext( $context ) {
+ $this->mContext = $context;
+ }
- if ( $ns == NS_CATEGORY ) {
- $addFields[] = 'cat_subcats = cat_subcats + 1';
- $removeFields[] = 'cat_subcats = cat_subcats - 1';
- } elseif ( $ns == NS_FILE ) {
- $addFields[] = 'cat_files = cat_files + 1';
- $removeFields[] = 'cat_files = cat_files - 1';
+ /**
+ * Gets the context this Article is executed in
+ *
+ * @return RequestContext
+ * @since 1.18
+ */
+ public function getContext() {
+ if ( $this->mContext instanceof RequestContext ) {
+ return $this->mContext;
+ } else {
+ wfDebug( __METHOD__ . " called and \$mContext is null. Return RequestContext::getMain(); for sanity\n" );
+ return RequestContext::getMain();
}
+ }
- if ( $added ) {
- $dbw->update(
- 'category',
- $addFields,
- array( 'cat_title' => $added ),
- __METHOD__
- );
+ /**
+ * Use PHP's magic __get handler to handle accessing of
+ * raw WikiPage fields for backwards compatibility.
+ *
+ * @param $fname String Field name
+ */
+ public function __get( $fname ) {
+ if ( property_exists( $this->mPage, $fname ) ) {
+ #wfWarn( "Access to raw $fname field " . __CLASS__ );
+ return $this->mPage->$fname;
}
+ trigger_error( 'Inaccessible property via __get(): ' . $fname, E_USER_NOTICE );
+ }
- if ( $deleted ) {
- $dbw->update(
- 'category',
- $removeFields,
- array( 'cat_title' => $deleted ),
- __METHOD__
- );
+ /**
+ * Use PHP's magic __set handler to handle setting of
+ * raw WikiPage fields for backwards compatibility.
+ *
+ * @param $fname String Field name
+ * @param $fvalue mixed New value
+ * @param $args Array Arguments to the method
+ */
+ public function __set( $fname, $fvalue ) {
+ if ( property_exists( $this->mPage, $fname ) ) {
+ #wfWarn( "Access to raw $fname field of " . __CLASS__ );
+ $this->mPage->$fname = $fvalue;
+ // Note: extensions may want to toss on new fields
+ } elseif ( !in_array( $fname, array( 'mContext', 'mPage' ) ) ) {
+ $this->mPage->$fname = $fvalue;
+ } else {
+ trigger_error( 'Inaccessible property via __get(): ' . $fname, E_USER_NOTICE );
}
}
/**
- * Lightweight method to get the parser output for a page, checking the parser cache
- * and so on. Doesn't consider most of the stuff that Article::view is forced to
- * consider, so it's not appropriate to use there.
+ * Use PHP's magic __call handler to transform instance calls to
+ * WikiPage functions for backwards compatibility.
*
- * @since 1.16 (r52326) for LiquidThreads
- *
- * @param $oldid mixed integer Revision ID or null
- * @return ParserOutput or false if the given revsion ID is not found
+ * @param $fname String Name of called method
+ * @param $args Array Arguments to the method
*/
- public function getParserOutput( $oldid = null ) {
- global $wgEnableParserCache, $wgUser;
+ public function __call( $fname, $args ) {
+ if ( is_callable( array( $this->mPage, $fname ) ) ) {
+ #wfWarn( "Call to " . __CLASS__ . "::$fname; please use WikiPage instead" );
+ return call_user_func_array( array( $this->mPage, $fname ), $args );
+ }
+ trigger_error( 'Inaccessible function via __call(): ' . $fname, E_USER_ERROR );
+ }
- // Should the parser cache be used?
- $useParserCache = $wgEnableParserCache &&
- $wgUser->getStubThreshold() == 0 &&
- $this->exists() &&
- $oldid === null;
+ // ****** B/C functions to work-around PHP silliness with __call and references ****** //
+ public function updateRestrictions( $limit = array(), $reason = '', &$cascade = 0, $expiry = array() ) {
+ return $this->mPage->updateRestrictions( $limit, $reason, $cascade, $expiry );
+ }
- wfDebug( __METHOD__ . ': using parser cache: ' . ( $useParserCache ? 'yes' : 'no' ) . "\n" );
+ public function doDeleteArticle( $reason, $suppress = false, $id = 0, $commit = true, &$error = '' ) {
+ return $this->mPage->doDeleteArticle( $reason, $suppress, $id, $commit, $error );
+ }
- if ( $wgUser->getStubThreshold() ) {
- wfIncrStats( 'pcache_miss_stub' );
- }
+ public function doRollback( $fromP, $summary, $token, $bot, &$resultDetails ) {
+ return $this->mPage->doRollback( $fromP, $summary, $token, $bot, $resultDetails );
+ }
- if ( $useParserCache ) {
- $parserOutput = ParserCache::singleton()->get( $this, $this->getParserOptions() );
- if ( $parserOutput !== false ) {
- return $parserOutput;
- }
- }
+ public function commitRollback( $fromP, $summary, $bot, &$resultDetails ) {
+ return $this->mPage->commitRollback( $fromP, $summary, $bot, $resultDetails );
+ }
- // Cache miss; parse and output it.
- if ( $oldid === null ) {
- $text = $this->getRawText();
- } else {
- $rev = Revision::newFromTitle( $this->getTitle(), $oldid );
- if ( $rev === null ) {
- return false;
- }
- $text = $rev->getText();
- }
+ // ****** B/C functions for static methods ( __callStatic is PHP>=5.3 ) ****** //
+ public static function selectFields() {
+ return WikiPage::selectFields();
+ }
- return $this->getOutputFromWikitext( $text, $useParserCache );
+ public static function onArticleCreate( $title ) {
+ return WikiPage::onArticleCreate( $title );
}
- /**
- * Sets the context this Article is executed in
- *
- * @param $context RequestContext
- * @since 1.18
- */
- public function setContext( $context ) {
- $this->mContext = $context;
+ public static function onArticleDelete( $title ) {
+ return WikiPage::onArticleDelete( $title );
}
- /**
- * Gets the context this Article is executed in
- *
- * @return RequestContext
- * @since 1.18
- */
- public function getContext() {
- if ( $this->mContext instanceof RequestContext ) {
- return $this->mContext;
- } else {
- wfDebug( __METHOD__ . " called and \$mContext is null. Return RequestContext::getMain(); for sanity\n" );
- return RequestContext::getMain();
- }
+ public static function onArticleEdit( $title ) {
+ return WikiPage::onArticleEdit( $title );
}
+ public static function getAutosummary( $oldtext, $newtext, $flags ) {
+ return WikiPage::getAutosummary( $oldtext, $newtext, $flags );
+ }
+ // ******
}
class PoolWorkArticleView extends PoolCounterWork {
--- /dev/null
+<?php
+/**
+ * Abstract class for type hinting (accepts WikiPage, Article, ImagePage, CategoryPage)
+ */
+abstract class Page {}
+
+/**
+ * Class representing a MediaWiki article and history.
+ *
+ * Some fields are public only for backwards-compatibility. Use accessors.
+ * In the past, this class was part of Article.php and everything was public.
+ *
+ * @TODO: dependency inject $wgUser as an argument to functions
+ *
+ * @internal documentation reviewed 15 Mar 2010
+ */
+class WikiPage extends Page {
+ /**@{{
+ * @protected
+ * Fields are public for backwards-compatibility. Use accessors.
+ * In the past, this class was part of Article.php and everything was public.
+ */
+ public $mTitle = null; // !< Title object
+ public $mCounter = -1; // !< Not loaded
+ public $mDataLoaded = false; // !<
+ public $mIsRedirect = false; // !<
+ public $mLatest = false; // !<
+ public $mPreparedEdit = false; // !<
+ public $mRedirectTarget = null; // !< Title object
+ public $mLastRevision = null; // !< Revision object
+ public $mTimestamp = ''; // !<
+ public $mTouched = '19700101000000'; // !<
+ /**@}}*/
+
+ /**
+ * @protected
+ * @var ParserOptions: ParserOptions object for $wgUser articles
+ */
+ public $mParserOptions;
+
+ /**
+ * Constructor and clear the article
+ * @param $title Title Reference to a Title object.
+ */
+ public function __construct( Title $title ) {
+ $this->mTitle = $title;
+ }
+
+ /**
+ * Constructor from a page id
+ * @param $id Int article ID to load
+ */
+ public static function newFromID( $id ) {
+ $t = Title::newFromID( $id );
+ # @todo FIXME: Doesn't inherit right
+ return $t == null ? null : new self( $t );
+ # return $t == null ? null : new static( $t ); // PHP 5.3
+ }
+
+ /**
+ * If this page is a redirect, get its target
+ *
+ * The target will be fetched from the redirect table if possible.
+ * If this page doesn't have an entry there, call insertRedirect()
+ * @return Title|mixed object, or null if this page is not a redirect
+ */
+ public function getRedirectTarget() {
+ if ( !$this->mTitle->isRedirect() ) {
+ return null;
+ }
+
+ if ( $this->mRedirectTarget !== null ) {
+ return $this->mRedirectTarget;
+ }
+
+ # Query the redirect table
+ $dbr = wfGetDB( DB_SLAVE );
+ $row = $dbr->selectRow( 'redirect',
+ array( 'rd_namespace', 'rd_title', 'rd_fragment', 'rd_interwiki' ),
+ array( 'rd_from' => $this->getID() ),
+ __METHOD__
+ );
+
+ // rd_fragment and rd_interwiki were added later, populate them if empty
+ if ( $row && !is_null( $row->rd_fragment ) && !is_null( $row->rd_interwiki ) ) {
+ return $this->mRedirectTarget = Title::makeTitle(
+ $row->rd_namespace, $row->rd_title,
+ $row->rd_fragment, $row->rd_interwiki );
+ }
+
+ # This page doesn't have an entry in the redirect table
+ return $this->mRedirectTarget = $this->insertRedirect();
+ }
+
+ /**
+ * Insert an entry for this page into the redirect table.
+ *
+ * Don't call this function directly unless you know what you're doing.
+ * @return Title object or null if not a redirect
+ */
+ public function insertRedirect() {
+ // recurse through to only get the final target
+ $retval = Title::newFromRedirectRecurse( $this->getRawText() );
+ if ( !$retval ) {
+ return null;
+ }
+ $this->insertRedirectEntry( $retval );
+ return $retval;
+ }
+
+ /**
+ * Insert or update the redirect table entry for this page to indicate
+ * it redirects to $rt .
+ * @param $rt Title redirect target
+ */
+ public function insertRedirectEntry( $rt ) {
+ $dbw = wfGetDB( DB_MASTER );
+ $dbw->replace( 'redirect', array( 'rd_from' ),
+ array(
+ 'rd_from' => $this->getID(),
+ 'rd_namespace' => $rt->getNamespace(),
+ 'rd_title' => $rt->getDBkey(),
+ 'rd_fragment' => $rt->getFragment(),
+ 'rd_interwiki' => $rt->getInterwiki(),
+ ),
+ __METHOD__
+ );
+ }
+
+ /**
+ * Get the Title object or URL this page redirects to
+ *
+ * @return mixed false, Title of in-wiki target, or string with URL
+ */
+ public function followRedirect() {
+ return $this->getRedirectURL( $this->getRedirectTarget() );
+ }
+
+ /**
+ * Get the Title object or URL to use for a redirect. We use Title
+ * objects for same-wiki, non-special redirects and URLs for everything
+ * else.
+ * @param $rt Title Redirect target
+ * @return mixed false, Title object of local target, or string with URL
+ */
+ public function getRedirectURL( $rt ) {
+ if ( $rt ) {
+ if ( $rt->getInterwiki() != '' ) {
+ if ( $rt->isLocal() ) {
+ // Offsite wikis need an HTTP redirect.
+ //
+ // This can be hard to reverse and may produce loops,
+ // so they may be disabled in the site configuration.
+ $source = $this->mTitle->getFullURL( 'redirect=no' );
+ return $rt->getFullURL( 'rdfrom=' . urlencode( $source ) );
+ }
+ } else {
+ if ( $rt->getNamespace() == NS_SPECIAL ) {
+ // Gotta handle redirects to special pages differently:
+ // Fill the HTTP response "Location" header and ignore
+ // the rest of the page we're on.
+ //
+ // This can be hard to reverse, so they may be disabled.
+ if ( $rt->isSpecial( 'Userlogout' ) ) {
+ // rolleyes
+ } else {
+ return $rt->getFullURL();
+ }
+ }
+
+ return $rt;
+ }
+ }
+
+ // No or invalid redirect
+ return false;
+ }
+
+ /**
+ * Get the title object of the article
+ * @return Title object of this page
+ */
+ public function getTitle() {
+ return $this->mTitle;
+ }
+
+ /**
+ * Clear the object
+ */
+ public function clear() {
+ $this->mDataLoaded = false;
+
+ $this->mCounter = -1; # Not loaded
+ $this->mRedirectTarget = null; # Title object if set
+ $this->mLastRevision = null; # Latest revision
+ $this->mTimestamp = '';
+ $this->mTouched = '19700101000000';
+ $this->mIsRedirect = false;
+ $this->mLatest = false;
+ $this->mPreparedEdit = false;
+ }
+
+ /**
+ * Get the text that needs to be saved in order to undo all revisions
+ * between $undo and $undoafter. Revisions must belong to the same page,
+ * must exist and must not be deleted
+ * @param $undo Revision
+ * @param $undoafter Revision Must be an earlier revision than $undo
+ * @return mixed string on success, false on failure
+ */
+ public function getUndoText( Revision $undo, Revision $undoafter = null ) {
+ $cur_text = $this->getRawText();
+ if ( $cur_text === false ) {
+ return false; // no page
+ }
+ $undo_text = $undo->getText();
+ $undoafter_text = $undoafter->getText();
+
+ if ( $cur_text == $undo_text ) {
+ # No use doing a merge if it's just a straight revert.
+ return $undoafter_text;
+ }
+
+ $undone_text = '';
+
+ if ( !wfMerge( $undo_text, $undoafter_text, $cur_text, $undone_text ) ) {
+ return false;
+ }
+
+ return $undone_text;
+ }
+
+ /**
+ * Return the list of revision fields that should be selected to create
+ * a new page.
+ */
+ public static function selectFields() {
+ return array(
+ 'page_id',
+ 'page_namespace',
+ 'page_title',
+ 'page_restrictions',
+ 'page_counter',
+ 'page_is_redirect',
+ 'page_is_new',
+ 'page_random',
+ 'page_touched',
+ 'page_latest',
+ 'page_len',
+ );
+ }
+
+ /**
+ * Fetch a page record with the given conditions
+ * @param $dbr DatabaseBase object
+ * @param $conditions Array
+ * @return mixed Database result resource, or false on failure
+ */
+ protected function pageData( $dbr, $conditions ) {
+ $fields = self::selectFields();
+
+ wfRunHooks( 'ArticlePageDataBefore', array( &$this, &$fields ) );
+
+ $row = $dbr->selectRow( 'page', $fields, $conditions, __METHOD__ );
+
+ wfRunHooks( 'ArticlePageDataAfter', array( &$this, &$row ) );
+
+ return $row;
+ }
+
+ /**
+ * Fetch a page record matching the Title object's namespace and title
+ * using a sanitized title string
+ *
+ * @param $dbr DatabaseBase object
+ * @param $title Title object
+ * @return mixed Database result resource, or false on failure
+ */
+ protected function pageDataFromTitle( $dbr, $title ) {
+ return $this->pageData( $dbr, array(
+ 'page_namespace' => $title->getNamespace(),
+ 'page_title' => $title->getDBkey() ) );
+ }
+
+ /**
+ * Fetch a page record matching the requested ID
+ *
+ * @param $dbr DatabaseBase
+ * @param $id Integer
+ * @return mixed Database result resource, or false on failure
+ */
+ protected function pageDataFromId( $dbr, $id ) {
+ return $this->pageData( $dbr, array( 'page_id' => $id ) );
+ }
+
+ /**
+ * Set the general counter, title etc data loaded from
+ * some source.
+ *
+ * @param $data Object|String $res->fetchObject() object or the string "fromdb" to reload
+ */
+ public function loadPageData( $data = 'fromdb' ) {
+ if ( $data === 'fromdb' ) {
+ $dbr = wfGetDB( DB_SLAVE );
+ $data = $this->pageDataFromTitle( $dbr, $this->mTitle );
+ }
+
+ $lc = LinkCache::singleton();
+
+ if ( $data ) {
+ $lc->addGoodLinkObj( $data->page_id, $this->mTitle, $data->page_len, $data->page_is_redirect, $data->page_latest );
+
+ $this->mTitle->mArticleID = intval( $data->page_id );
+
+ # Old-fashioned restrictions
+ $this->mTitle->loadRestrictions( $data->page_restrictions );
+
+ $this->mCounter = intval( $data->page_counter );
+ $this->mTouched = wfTimestamp( TS_MW, $data->page_touched );
+ $this->mIsRedirect = intval( $data->page_is_redirect );
+ $this->mLatest = intval( $data->page_latest );
+ } else {
+ $lc->addBadLinkObj( $this->mTitle );
+ $this->mTitle->mArticleID = 0;
+ }
+
+ $this->mDataLoaded = true;
+ }
+
+ /**
+ * @return int Page ID
+ */
+ public function getID() {
+ return $this->mTitle->getArticleID();
+ }
+
+ /**
+ * @return bool Whether or not the page exists in the database
+ */
+ public function exists() {
+ return $this->getId() > 0;
+ }
+
+ /**
+ * Check if this page is something we're going to be showing
+ * some sort of sensible content for. If we return false, page
+ * views (plain action=view) will return an HTTP 404 response,
+ * so spiders and robots can know they're following a bad link.
+ *
+ * @return bool
+ */
+ public function hasViewableContent() {
+ return $this->exists() || $this->mTitle->isAlwaysKnown();
+ }
+
+ /**
+ * @return int The view count for the page
+ */
+ public function getCount() {
+ if ( -1 == $this->mCounter ) {
+ $id = $this->getID();
+
+ if ( $id == 0 ) {
+ $this->mCounter = 0;
+ } else {
+ $dbr = wfGetDB( DB_SLAVE );
+ $this->mCounter = $dbr->selectField( 'page',
+ 'page_counter',
+ array( 'page_id' => $id ),
+ __METHOD__
+ );
+ }
+ }
+
+ return $this->mCounter;
+ }
+
+ /**
+ * Determine whether a page would be suitable for being counted as an
+ * article in the site_stats table based on the title & its content
+ *
+ * @param $editInfo Object or false: object returned by prepareTextForEdit(),
+ * if false, the current database state will be used
+ * @return Boolean
+ */
+ public function isCountable( $editInfo = false ) {
+ global $wgArticleCountMethod;
+
+ if ( !$this->mTitle->isContentPage() ) {
+ return false;
+ }
+
+ $text = $editInfo ? $editInfo->pst : false;
+
+ if ( $this->isRedirect( $text ) ) {
+ return false;
+ }
+
+ switch ( $wgArticleCountMethod ) {
+ case 'any':
+ return true;
+ case 'comma':
+ if ( $text === false ) {
+ $text = $this->getRawText();
+ }
+ return strpos( $text, ',' ) !== false;
+ case 'link':
+ if ( $editInfo ) {
+ // ParserOutput::getLinks() is a 2D array of page links, so
+ // to be really correct we would need to recurse in the array
+ // but the main array should only have items in it if there are
+ // links.
+ return (bool)count( $editInfo->output->getLinks() );
+ } else {
+ return (bool)wfGetDB( DB_SLAVE )->selectField( 'pagelinks', 1,
+ array( 'pl_from' => $this->getId() ), __METHOD__ );
+ }
+ }
+ }
+
+ /**
+ * Tests if the article text represents a redirect
+ *
+ * @param $text mixed string containing article contents, or boolean
+ * @return bool
+ */
+ public function isRedirect( $text = false ) {
+ if ( $text === false ) {
+ if ( !$this->mDataLoaded ) {
+ $this->loadPageData();
+ }
+
+ return (bool)$this->mIsRedirect;
+ } else {
+ return Title::newFromRedirect( $text ) !== null;
+ }
+ }
+
+ /**
+ * Loads everything except the text
+ * This isn't necessary for all uses, so it's only done if needed.
+ */
+ protected function loadLastEdit() {
+ if ( $this->mLastRevision !== null ) {
+ return; // already loaded
+ }
+
+ # New or non-existent articles have no user information
+ $id = $this->getID();
+ if ( 0 == $id ) {
+ return;
+ }
+
+ $revision = Revision::loadFromPageId( wfGetDB( DB_MASTER ), $id );
+ if ( $revision ) {
+ $this->setLastEdit( $revision );
+ }
+ }
+
+ /**
+ * Set the latest revision
+ */
+ protected function setLastEdit( Revision $revision ) {
+ $this->mLastRevision = $revision;
+ $this->mTimestamp = $revision->getTimestamp();
+ }
+
+ /**
+ * Get the latest revision
+ * @return Revision|false
+ */
+ public function getRevision() {
+ $this->loadLastEdit();
+ if ( $this->mLastRevision ) {
+ return $this->mLastRevision;
+ }
+ return false;
+ }
+
+ /**
+ * Get the text of the current revision. No side-effects...
+ *
+ * @param $audience Integer: one of:
+ * Revision::FOR_PUBLIC to be displayed to all users
+ * Revision::FOR_THIS_USER to be displayed to $wgUser
+ * Revision::RAW get the text regardless of permissions
+ * @return String|false The text of the current revision
+ */
+ public function getText( $audience = Revision::FOR_PUBLIC ) {
+ $this->loadLastEdit();
+ if ( $this->mLastRevision ) {
+ return $this->mLastRevision->getText( $audience );
+ }
+ return false;
+ }
+
+ /**
+ * Get the text of the current revision. No side-effects...
+ *
+ * @return String|false The text of the current revision
+ */
+ public function getRawText() {
+ $this->loadLastEdit();
+ if ( $this->mLastRevision ) {
+ return $this->mLastRevision->getRawText();
+ }
+ return false;
+ }
+
+ /**
+ * @return string MW timestamp of last article revision
+ */
+ public function getTimestamp() {
+ // Check if the field has been filled by ParserCache::get()
+ if ( !$this->mTimestamp ) {
+ $this->loadLastEdit();
+ }
+ return wfTimestamp( TS_MW, $this->mTimestamp );
+ }
+
+ /**
+ * Set the page timestamp (use only to avoid DB queries)
+ * @param $ts string MW timestamp of last article revision
+ * @return void
+ */
+ public function setTimestamp( $ts ) {
+ $this->mTimestamp = wfTimestamp( TS_MW, $ts );
+ }
+
+ /**
+ * @param $audience Integer: one of:
+ * Revision::FOR_PUBLIC to be displayed to all users
+ * Revision::FOR_THIS_USER to be displayed to $wgUser
+ * Revision::RAW get the text regardless of permissions
+ * @return int user ID for the user that made the last article revision
+ */
+ public function getUser( $audience = Revision::FOR_PUBLIC ) {
+ $this->loadLastEdit();
+ if ( $this->mLastRevision ) {
+ return $this->mLastRevision->getUser( $audience );
+ } else {
+ return -1;
+ }
+ }
+
+ /**
+ * @param $audience Integer: one of:
+ * Revision::FOR_PUBLIC to be displayed to all users
+ * Revision::FOR_THIS_USER to be displayed to $wgUser
+ * Revision::RAW get the text regardless of permissions
+ * @return string username of the user that made the last article revision
+ */
+ public function getUserText( $audience = Revision::FOR_PUBLIC ) {
+ $this->loadLastEdit();
+ if ( $this->mLastRevision ) {
+ return $this->mLastRevision->getUserText( $audience );
+ } else {
+ return '';
+ }
+ }
+
+ /**
+ * @param $audience Integer: one of:
+ * Revision::FOR_PUBLIC to be displayed to all users
+ * Revision::FOR_THIS_USER to be displayed to $wgUser
+ * Revision::RAW get the text regardless of permissions
+ * @return string Comment stored for the last article revision
+ */
+ public function getComment( $audience = Revision::FOR_PUBLIC ) {
+ $this->loadLastEdit();
+ if ( $this->mLastRevision ) {
+ return $this->mLastRevision->getComment( $audience );
+ } else {
+ return '';
+ }
+ }
+
+ /**
+ * Returns true if last revision was marked as "minor edit"
+ *
+ * @return boolean Minor edit indicator for the last article revision.
+ */
+ public function getMinorEdit() {
+ $this->loadLastEdit();
+ if ( $this->mLastRevision ) {
+ return $this->mLastRevision->isMinor();
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * Get a list of users who have edited this article, not including the user who made
+ * the most recent revision, which you can get from $article->getUser() if you want it
+ * @return UserArrayFromResult
+ */
+ public function getContributors() {
+ # @todo FIXME: This is expensive; cache this info somewhere.
+
+ $dbr = wfGetDB( DB_SLAVE );
+
+ if ( $dbr->implicitGroupby() ) {
+ $realNameField = 'user_real_name';
+ } else {
+ $realNameField = 'FIRST(user_real_name) AS user_real_name';
+ }
+
+ $tables = array( 'revision', 'user' );
+
+ $fields = array(
+ 'rev_user as user_id',
+ 'rev_user_text AS user_name',
+ $realNameField,
+ 'MAX(rev_timestamp) AS timestamp',
+ );
+
+ $conds = array( 'rev_page' => $this->getId() );
+
+ // The user who made the top revision gets credited as "this page was last edited by
+ // John, based on contributions by Tom, Dick and Harry", so don't include them twice.
+ $user = $this->getUser();
+ if ( $user ) {
+ $conds[] = "rev_user != $user";
+ } else {
+ $conds[] = "rev_user_text != {$dbr->addQuotes( $this->getUserText() )}";
+ }
+
+ $conds[] = "{$dbr->bitAnd( 'rev_deleted', Revision::DELETED_USER )} = 0"; // username hidden?
+
+ $jconds = array(
+ 'user' => array( 'LEFT JOIN', 'rev_user = user_id' ),
+ );
+
+ $options = array(
+ 'GROUP BY' => array( 'rev_user', 'rev_user_text' ),
+ 'ORDER BY' => 'timestamp DESC',
+ );
+
+ $res = $dbr->select( $tables, $fields, $conds, __METHOD__, $options, $jconds );
+ return new UserArrayFromResult( $res );
+ }
+
+ /**
+ * Should the parser cache be used?
+ *
+ * @return boolean
+ */
+ public function useParserCache( $oldid ) {
+ global $wgUser, $wgEnableParserCache;
+
+ return $wgEnableParserCache
+ && $wgUser->getStubThreshold() == 0
+ && $this->exists()
+ && empty( $oldid )
+ && !$this->mTitle->isCssOrJsPage()
+ && !$this->mTitle->isCssJsSubpage();
+ }
+
+ /**
+ * Perform the actions of a page purging
+ */
+ public function doPurge() {
+ global $wgUseSquid;
+
+ if( !wfRunHooks( 'ArticlePurge', array( &$this ) ) ){
+ return false;
+ }
+
+ // Invalidate the cache
+ $this->mTitle->invalidateCache();
+ $this->clear();
+
+ if ( $wgUseSquid ) {
+ // Commit the transaction before the purge is sent
+ $dbw = wfGetDB( DB_MASTER );
+ $dbw->commit();
+
+ // Send purge
+ $update = SquidUpdate::newSimplePurge( $this->mTitle );
+ $update->doUpdate();
+ }
+
+ if ( $this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
+ if ( $this->getID() == 0 ) {
+ $text = false;
+ } else {
+ $text = $this->getRawText();
+ }
+
+ MessageCache::singleton()->replace( $this->mTitle->getDBkey(), $text );
+ }
+ }
+
+ /**
+ * Insert a new empty page record for this article.
+ * This *must* be followed up by creating a revision
+ * and running $this->updateRevisionOn( ... );
+ * or else the record will be left in a funky state.
+ * Best if all done inside a transaction.
+ *
+ * @param $dbw DatabaseBase
+ * @return int The newly created page_id key, or false if the title already existed
+ * @private
+ */
+ public function insertOn( $dbw ) {
+ wfProfileIn( __METHOD__ );
+
+ $page_id = $dbw->nextSequenceValue( 'page_page_id_seq' );
+ $dbw->insert( 'page', array(
+ 'page_id' => $page_id,
+ 'page_namespace' => $this->mTitle->getNamespace(),
+ 'page_title' => $this->mTitle->getDBkey(),
+ 'page_counter' => 0,
+ 'page_restrictions' => '',
+ 'page_is_redirect' => 0, # Will set this shortly...
+ 'page_is_new' => 1,
+ 'page_random' => wfRandom(),
+ 'page_touched' => $dbw->timestamp(),
+ 'page_latest' => 0, # Fill this in shortly...
+ 'page_len' => 0, # Fill this in shortly...
+ ), __METHOD__, 'IGNORE' );
+
+ $affected = $dbw->affectedRows();
+
+ if ( $affected ) {
+ $newid = $dbw->insertId();
+ $this->mTitle->resetArticleID( $newid );
+ }
+ wfProfileOut( __METHOD__ );
+
+ return $affected ? $newid : false;
+ }
+
+ /**
+ * Update the page record to point to a newly saved revision.
+ *
+ * @param $dbw DatabaseBase: object
+ * @param $revision Revision: For ID number, and text used to set
+ length and redirect status fields
+ * @param $lastRevision Integer: if given, will not overwrite the page field
+ * when different from the currently set value.
+ * Giving 0 indicates the new page flag should be set
+ * on.
+ * @param $lastRevIsRedirect Boolean: if given, will optimize adding and
+ * removing rows in redirect table.
+ * @return bool true on success, false on failure
+ * @private
+ */
+ public function updateRevisionOn( $dbw, $revision, $lastRevision = null, $lastRevIsRedirect = null ) {
+ wfProfileIn( __METHOD__ );
+
+ $text = $revision->getText();
+ $rt = Title::newFromRedirectRecurse( $text );
+
+ $conditions = array( 'page_id' => $this->getId() );
+
+ if ( !is_null( $lastRevision ) ) {
+ # An extra check against threads stepping on each other
+ $conditions['page_latest'] = $lastRevision;
+ }
+
+ $dbw->update( 'page',
+ array( /* SET */
+ 'page_latest' => $revision->getId(),
+ 'page_touched' => $dbw->timestamp(),
+ 'page_is_new' => ( $lastRevision === 0 ) ? 1 : 0,
+ 'page_is_redirect' => $rt !== null ? 1 : 0,
+ 'page_len' => strlen( $text ),
+ ),
+ $conditions,
+ __METHOD__ );
+
+ $result = $dbw->affectedRows() != 0;
+ if ( $result ) {
+ $this->updateRedirectOn( $dbw, $rt, $lastRevIsRedirect );
+ }
+
+ wfProfileOut( __METHOD__ );
+ return $result;
+ }
+
+ /**
+ * Add row to the redirect table if this is a redirect, remove otherwise.
+ *
+ * @param $dbw DatabaseBase
+ * @param $redirectTitle Title object pointing to the redirect target,
+ * or NULL if this is not a redirect
+ * @param $lastRevIsRedirect If given, will optimize adding and
+ * removing rows in redirect table.
+ * @return bool true on success, false on failure
+ * @private
+ */
+ public function updateRedirectOn( $dbw, $redirectTitle, $lastRevIsRedirect = null ) {
+ // Always update redirects (target link might have changed)
+ // Update/Insert if we don't know if the last revision was a redirect or not
+ // Delete if changing from redirect to non-redirect
+ $isRedirect = !is_null( $redirectTitle );
+
+ if ( !$isRedirect && !is_null( $lastRevIsRedirect ) && $lastRevIsRedirect === $isRedirect ) {
+ return true;
+ }
+
+ wfProfileIn( __METHOD__ );
+ if ( $isRedirect ) {
+ $this->insertRedirectEntry( $redirectTitle );
+ } else {
+ // This is not a redirect, remove row from redirect table
+ $where = array( 'rd_from' => $this->getId() );
+ $dbw->delete( 'redirect', $where, __METHOD__ );
+ }
+
+ if ( $this->getTitle()->getNamespace() == NS_FILE ) {
+ RepoGroup::singleton()->getLocalRepo()->invalidateImageRedirect( $this->getTitle() );
+ }
+ wfProfileOut( __METHOD__ );
+
+ return ( $dbw->affectedRows() != 0 );
+ }
+
+ /**
+ * If the given revision is newer than the currently set page_latest,
+ * update the page record. Otherwise, do nothing.
+ *
+ * @param $dbw Database object
+ * @param $revision Revision object
+ * @return mixed
+ */
+ public function updateIfNewerOn( $dbw, $revision ) {
+ wfProfileIn( __METHOD__ );
+
+ $row = $dbw->selectRow(
+ array( 'revision', 'page' ),
+ array( 'rev_id', 'rev_timestamp', 'page_is_redirect' ),
+ array(
+ 'page_id' => $this->getId(),
+ 'page_latest=rev_id' ),
+ __METHOD__ );
+
+ if ( $row ) {
+ if ( wfTimestamp( TS_MW, $row->rev_timestamp ) >= $revision->getTimestamp() ) {
+ wfProfileOut( __METHOD__ );
+ return false;
+ }
+ $prev = $row->rev_id;
+ $lastRevIsRedirect = (bool)$row->page_is_redirect;
+ } else {
+ # No or missing previous revision; mark the page as new
+ $prev = 0;
+ $lastRevIsRedirect = null;
+ }
+
+ $ret = $this->updateRevisionOn( $dbw, $revision, $prev, $lastRevIsRedirect );
+
+ wfProfileOut( __METHOD__ );
+ return $ret;
+ }
+
+ /**
+ * @param $section empty/null/false or a section number (0, 1, 2, T1, T2...)
+ * @param $text String: new text of the section
+ * @param $summary String: new section's subject, only if $section is 'new'
+ * @param $edittime String: revision timestamp or null to use the current revision
+ * @return string Complete article text, or null if error
+ */
+ public function replaceSection( $section, $text, $summary = '', $edittime = null ) {
+ wfProfileIn( __METHOD__ );
+
+ if ( strval( $section ) == '' ) {
+ // Whole-page edit; let the whole text through
+ } else {
+ if ( is_null( $edittime ) ) {
+ $rev = Revision::newFromTitle( $this->mTitle );
+ } else {
+ $dbw = wfGetDB( DB_MASTER );
+ $rev = Revision::loadFromTimestamp( $dbw, $this->mTitle, $edittime );
+ }
+
+ if ( !$rev ) {
+ wfDebug( "WikiPage::replaceSection asked for bogus section (page: " .
+ $this->getId() . "; section: $section; edittime: $edittime)\n" );
+ wfProfileOut( __METHOD__ );
+ return null;
+ }
+
+ $oldtext = $rev->getText();
+
+ if ( $section == 'new' ) {
+ # Inserting a new section
+ $subject = $summary ? wfMsgForContent( 'newsectionheaderdefaultlevel', $summary ) . "\n\n" : '';
+ $text = strlen( trim( $oldtext ) ) > 0
+ ? "{$oldtext}\n\n{$subject}{$text}"
+ : "{$subject}{$text}";
+ } else {
+ # Replacing an existing section; roll out the big guns
+ global $wgParser;
+
+ $text = $wgParser->replaceSection( $oldtext, $section, $text );
+ }
+ }
+
+ wfProfileOut( __METHOD__ );
+ return $text;
+ }
+
+ /**
+ * Check flags and add EDIT_NEW or EDIT_UPDATE to them as needed.
+ * @param $flags Int
+ * @return Int updated $flags
+ */
+ function checkFlags( $flags ) {
+ if ( !( $flags & EDIT_NEW ) && !( $flags & EDIT_UPDATE ) ) {
+ if ( $this->mTitle->getArticleID() ) {
+ $flags |= EDIT_UPDATE;
+ } else {
+ $flags |= EDIT_NEW;
+ }
+ }
+
+ return $flags;
+ }
+
+ /**
+ * Change an existing article or create a new article. Updates RC and all necessary caches,
+ * optionally via the deferred update array.
+ *
+ * $wgUser must be set before calling this function.
+ *
+ * @param $text String: new text
+ * @param $summary String: edit summary
+ * @param $flags Integer bitfield:
+ * EDIT_NEW
+ * Article is known or assumed to be non-existent, create a new one
+ * EDIT_UPDATE
+ * Article is known or assumed to be pre-existing, update it
+ * EDIT_MINOR
+ * Mark this edit minor, if the user is allowed to do so
+ * EDIT_SUPPRESS_RC
+ * Do not log the change in recentchanges
+ * EDIT_FORCE_BOT
+ * Mark the edit a "bot" edit regardless of user rights
+ * EDIT_DEFER_UPDATES
+ * Defer some of the updates until the end of index.php
+ * EDIT_AUTOSUMMARY
+ * Fill in blank summaries with generated text where possible
+ *
+ * If neither EDIT_NEW nor EDIT_UPDATE is specified, the status of the article will be detected.
+ * If EDIT_UPDATE is specified and the article doesn't exist, the function will an
+ * edit-gone-missing error. If EDIT_NEW is specified and the article does exist, an
+ * edit-already-exists error will be returned. These two conditions are also possible with
+ * auto-detection due to MediaWiki's performance-optimised locking strategy.
+ *
+ * @param $baseRevId the revision ID this edit was based off, if any
+ * @param $user User (optional), $wgUser will be used if not passed
+ *
+ * @return Status object. Possible errors:
+ * edit-hook-aborted: The ArticleSave hook aborted the edit but didn't set the fatal flag of $status
+ * edit-gone-missing: In update mode, but the article didn't exist
+ * edit-conflict: In update mode, the article changed unexpectedly
+ * edit-no-change: Warning that the text was the same as before
+ * edit-already-exists: In creation mode, but the article already exists
+ *
+ * Extensions may define additional errors.
+ *
+ * $return->value will contain an associative array with members as follows:
+ * new: Boolean indicating if the function attempted to create a new article
+ * revision: The revision object for the inserted revision, or null
+ *
+ * Compatibility note: this function previously returned a boolean value indicating success/failure
+ */
+ public function doEdit( $text, $summary, $flags = 0, $baseRevId = false, $user = null ) {
+ global $wgUser, $wgDBtransactions, $wgUseAutomaticEditSummaries;
+
+ # Low-level sanity check
+ if ( $this->mTitle->getText() === '' ) {
+ throw new MWException( 'Something is trying to edit an article with an empty title' );
+ }
+
+ wfProfileIn( __METHOD__ );
+
+ $user = is_null( $user ) ? $wgUser : $user;
+ $status = Status::newGood( array() );
+
+ # Load $this->mTitle->getArticleID() and $this->mLatest if it's not already
+ $this->loadPageData();
+
+ $flags = $this->checkFlags( $flags );
+
+ if ( !wfRunHooks( 'ArticleSave', array( &$this, &$user, &$text, &$summary,
+ $flags & EDIT_MINOR, null, null, &$flags, &$status ) ) )
+ {
+ wfDebug( __METHOD__ . ": ArticleSave hook aborted save!\n" );
+
+ if ( $status->isOK() ) {
+ $status->fatal( 'edit-hook-aborted' );
+ }
+
+ wfProfileOut( __METHOD__ );
+ return $status;
+ }
+
+ # Silently ignore EDIT_MINOR if not allowed
+ $isminor = ( $flags & EDIT_MINOR ) && $user->isAllowed( 'minoredit' );
+ $bot = $flags & EDIT_FORCE_BOT;
+
+ $oldtext = $this->getRawText(); // current revision
+ $oldsize = strlen( $oldtext );
+
+ # Provide autosummaries if one is not provided and autosummaries are enabled.
+ if ( $wgUseAutomaticEditSummaries && $flags & EDIT_AUTOSUMMARY && $summary == '' ) {
+ $summary = $this->getAutosummary( $oldtext, $text, $flags );
+ }
+
+ $editInfo = $this->prepareTextForEdit( $text, null, $user );
+ $text = $editInfo->pst;
+ $newsize = strlen( $text );
+
+ $dbw = wfGetDB( DB_MASTER );
+ $now = wfTimestampNow();
+ $this->mTimestamp = $now;
+
+ if ( $flags & EDIT_UPDATE ) {
+ # Update article, but only if changed.
+ $status->value['new'] = false;
+
+ # Make sure the revision is either completely inserted or not inserted at all
+ if ( !$wgDBtransactions ) {
+ $userAbort = ignore_user_abort( true );
+ }
+
+ $changed = ( strcmp( $text, $oldtext ) != 0 );
+
+ if ( $changed ) {
+ if ( !$this->mLatest ) {
+ # Article gone missing
+ wfDebug( __METHOD__ . ": EDIT_UPDATE specified but article doesn't exist\n" );
+ $status->fatal( 'edit-gone-missing' );
+
+ wfProfileOut( __METHOD__ );
+ return $status;
+ }
+
+ $revision = new Revision( array(
+ 'page' => $this->getId(),
+ 'comment' => $summary,
+ 'minor_edit' => $isminor,
+ 'text' => $text,
+ 'parent_id' => $this->mLatest,
+ 'user' => $user->getId(),
+ 'user_text' => $user->getName(),
+ 'timestamp' => $now
+ ) );
+
+ $dbw->begin();
+ $revisionId = $revision->insertOn( $dbw );
+
+ # Update page
+ #
+ # Note that we use $this->mLatest instead of fetching a value from the master DB
+ # during the course of this function. This makes sure that EditPage can detect
+ # edit conflicts reliably, either by $ok here, or by $article->getTimestamp()
+ # before this function is called. A previous function used a separate query, this
+ # creates a window where concurrent edits can cause an ignored edit conflict.
+ $ok = $this->updateRevisionOn( $dbw, $revision, $this->mLatest );
+
+ if ( !$ok ) {
+ /* Belated edit conflict! Run away!! */
+ $status->fatal( 'edit-conflict' );
+
+ # Delete the invalid revision if the DB is not transactional
+ if ( !$wgDBtransactions ) {
+ $dbw->delete( 'revision', array( 'rev_id' => $revisionId ), __METHOD__ );
+ }
+
+ $revisionId = 0;
+ $dbw->rollback();
+ } else {
+ global $wgUseRCPatrol;
+ wfRunHooks( 'NewRevisionFromEditComplete', array( $this, $revision, $baseRevId, $user ) );
+ # Update recentchanges
+ if ( !( $flags & EDIT_SUPPRESS_RC ) ) {
+ # Mark as patrolled if the user can do so
+ $patrolled = $wgUseRCPatrol && !count(
+ $this->mTitle->getUserPermissionsErrors( 'autopatrol', $user ) );
+ # Add RC row to the DB
+ $rc = RecentChange::notifyEdit( $now, $this->mTitle, $isminor, $user, $summary,
+ $this->mLatest, $this->getTimestamp(), $bot, '', $oldsize, $newsize,
+ $revisionId, $patrolled
+ );
+
+ # Log auto-patrolled edits
+ if ( $patrolled ) {
+ PatrolLog::record( $rc, true );
+ }
+ }
+ $user->incEditCount();
+ $dbw->commit();
+ }
+ } else {
+ $status->warning( 'edit-no-change' );
+ $revision = null;
+ // Keep the same revision ID, but do some updates on it
+ $revisionId = $this->getLatest();
+ // Update page_touched, this is usually implicit in the page update
+ // Other cache updates are done in onArticleEdit()
+ $this->mTitle->invalidateCache();
+ }
+
+ if ( !$wgDBtransactions ) {
+ ignore_user_abort( $userAbort );
+ }
+
+ // Now that ignore_user_abort is restored, we can respond to fatal errors
+ if ( !$status->isOK() ) {
+ wfProfileOut( __METHOD__ );
+ return $status;
+ }
+
+ # Invalidate cache of this article and all pages using this article
+ # as a template. Partly deferred.
+ self::onArticleEdit( $this->mTitle );
+ # Update links tables, site stats, etc.
+ $this->editUpdates( $text, $summary, $isminor, $now, $revisionId, $changed, $user );
+ } else {
+ # Create new article
+ $status->value['new'] = true;
+
+ $dbw->begin();
+
+ # Add the page record; stake our claim on this title!
+ # This will return false if the article already exists
+ $newid = $this->insertOn( $dbw );
+
+ if ( $newid === false ) {
+ $dbw->rollback();
+ $status->fatal( 'edit-already-exists' );
+
+ wfProfileOut( __METHOD__ );
+ return $status;
+ }
+
+ # Save the revision text...
+ $revision = new Revision( array(
+ 'page' => $newid,
+ 'comment' => $summary,
+ 'minor_edit' => $isminor,
+ 'text' => $text,
+ 'user' => $user->getId(),
+ 'user_text' => $user->getName(),
+ 'timestamp' => $now
+ ) );
+ $revisionId = $revision->insertOn( $dbw );
+
+ $this->mTitle->resetArticleID( $newid );
+ # Update the LinkCache. Resetting the Title ArticleID means it will rely on having that already cached
+ # @todo FIXME?
+ LinkCache::singleton()->addGoodLinkObj( $newid, $this->mTitle, strlen( $text ), (bool)Title::newFromRedirect( $text ), $revisionId );
+
+ # Update the page record with revision data
+ $this->updateRevisionOn( $dbw, $revision, 0 );
+
+ wfRunHooks( 'NewRevisionFromEditComplete', array( $this, $revision, false, $user ) );
+
+ # Update recentchanges
+ if ( !( $flags & EDIT_SUPPRESS_RC ) ) {
+ global $wgUseRCPatrol, $wgUseNPPatrol;
+
+ # Mark as patrolled if the user can do so
+ $patrolled = ( $wgUseRCPatrol || $wgUseNPPatrol ) && !count(
+ $this->mTitle->getUserPermissionsErrors( 'autopatrol', $user ) );
+ # Add RC row to the DB
+ $rc = RecentChange::notifyNew( $now, $this->mTitle, $isminor, $user, $summary, $bot,
+ '', strlen( $text ), $revisionId, $patrolled );
+
+ # Log auto-patrolled edits
+ if ( $patrolled ) {
+ PatrolLog::record( $rc, true );
+ }
+ }
+ $user->incEditCount();
+ $dbw->commit();
+
+ # Update links, etc.
+ $this->editUpdates( $text, $summary, $isminor, $now, $revisionId, true, $user, true );
+
+ # Clear caches
+ self::onArticleCreate( $this->mTitle );
+
+ wfRunHooks( 'ArticleInsertComplete', array( &$this, &$user, $text, $summary,
+ $flags & EDIT_MINOR, null, null, &$flags, $revision ) );
+ }
+
+ # Do updates right now unless deferral was requested
+ if ( !( $flags & EDIT_DEFER_UPDATES ) ) {
+ wfDoUpdates();
+ }
+
+ // Return the new revision (or null) to the caller
+ $status->value['revision'] = $revision;
+
+ wfRunHooks( 'ArticleSaveComplete', array( &$this, &$user, $text, $summary,
+ $flags & EDIT_MINOR, null, null, &$flags, $revision, &$status, $baseRevId ) );
+
+ # Promote user to any groups they meet the criteria for
+ $user->addAutopromoteOnceGroups( 'onEdit' );
+
+ wfProfileOut( __METHOD__ );
+ return $status;
+ }
+
+ /**
+ * Update the article's restriction field, and leave a log entry.
+ *
+ * @param $limit Array: set of restriction keys
+ * @param $reason String
+ * @param &$cascade Integer. Set to false if cascading protection isn't allowed.
+ * @param $expiry Array: per restriction type expiration
+ * @return bool true on success
+ */
+ public function updateRestrictions( $limit = array(), $reason = '', &$cascade = 0, $expiry = array() ) {
+ global $wgUser, $wgContLang;
+
+ $restrictionTypes = $this->mTitle->getRestrictionTypes();
+
+ $id = $this->mTitle->getArticleID();
+
+ if ( $id <= 0 ) {
+ wfDebug( "updateRestrictions failed: article id $id <= 0\n" );
+ return false;
+ }
+
+ if ( wfReadOnly() ) {
+ wfDebug( "updateRestrictions failed: read-only\n" );
+ return false;
+ }
+
+ if ( !$this->mTitle->userCan( 'protect' ) ) {
+ wfDebug( "updateRestrictions failed: insufficient permissions\n" );
+ return false;
+ }
+
+ if ( !$cascade ) {
+ $cascade = false;
+ }
+
+ // Take this opportunity to purge out expired restrictions
+ Title::purgeExpiredRestrictions();
+
+ # @todo FIXME: Same limitations as described in ProtectionForm.php (line 37);
+ # we expect a single selection, but the schema allows otherwise.
+ $current = array();
+ $updated = self::flattenRestrictions( $limit );
+ $changed = false;
+
+ foreach ( $restrictionTypes as $action ) {
+ if ( isset( $expiry[$action] ) ) {
+ # Get current restrictions on $action
+ $aLimits = $this->mTitle->getRestrictions( $action );
+ $current[$action] = implode( '', $aLimits );
+ # Are any actual restrictions being dealt with here?
+ $aRChanged = count( $aLimits ) || !empty( $limit[$action] );
+
+ # If something changed, we need to log it. Checking $aRChanged
+ # assures that "unprotecting" a page that is not protected does
+ # not log just because the expiry was "changed".
+ if ( $aRChanged && $this->mTitle->mRestrictionsExpiry[$action] != $expiry[$action] ) {
+ $changed = true;
+ }
+ }
+ }
+
+ $current = self::flattenRestrictions( $current );
+
+ $changed = ( $changed || $current != $updated );
+ $changed = $changed || ( $updated && $this->mTitle->areRestrictionsCascading() != $cascade );
+ $protect = ( $updated != '' );
+
+ # If nothing's changed, do nothing
+ if ( $changed ) {
+ if ( wfRunHooks( 'ArticleProtect', array( &$this, &$wgUser, $limit, $reason ) ) ) {
+ $dbw = wfGetDB( DB_MASTER );
+
+ # Prepare a null revision to be added to the history
+ $modified = $current != '' && $protect;
+
+ if ( $protect ) {
+ $comment_type = $modified ? 'modifiedarticleprotection' : 'protectedarticle';
+ } else {
+ $comment_type = 'unprotectedarticle';
+ }
+
+ $comment = $wgContLang->ucfirst( wfMsgForContent( $comment_type, $this->mTitle->getPrefixedText() ) );
+
+ # Only restrictions with the 'protect' right can cascade...
+ # Otherwise, people who cannot normally protect can "protect" pages via transclusion
+ $editrestriction = isset( $limit['edit'] ) ? array( $limit['edit'] ) : $this->mTitle->getRestrictions( 'edit' );
+
+ # The schema allows multiple restrictions
+ if ( !in_array( 'protect', $editrestriction ) && !in_array( 'sysop', $editrestriction ) ) {
+ $cascade = false;
+ }
+
+ $cascade_description = '';
+
+ if ( $cascade ) {
+ $cascade_description = ' [' . wfMsgForContent( 'protect-summary-cascade' ) . ']';
+ }
+
+ if ( $reason ) {
+ $comment .= ": $reason";
+ }
+
+ $editComment = $comment;
+ $encodedExpiry = array();
+ $protect_description = '';
+ foreach ( $limit as $action => $restrictions ) {
+ if ( !isset( $expiry[$action] ) )
+ $expiry[$action] = $dbw->getInfinity();
+
+ $encodedExpiry[$action] = $dbw->encodeExpiry( $expiry[$action] );
+ if ( $restrictions != '' ) {
+ $protect_description .= "[$action=$restrictions] (";
+ if ( $encodedExpiry[$action] != 'infinity' ) {
+ $protect_description .= wfMsgForContent( 'protect-expiring',
+ $wgContLang->timeanddate( $expiry[$action], false, false ) ,
+ $wgContLang->date( $expiry[$action], false, false ) ,
+ $wgContLang->time( $expiry[$action], false, false ) );
+ } else {
+ $protect_description .= wfMsgForContent( 'protect-expiry-indefinite' );
+ }
+
+ $protect_description .= ') ';
+ }
+ }
+ $protect_description = trim( $protect_description );
+
+ if ( $protect_description && $protect ) {
+ $editComment .= " ($protect_description)";
+ }
+
+ if ( $cascade ) {
+ $editComment .= "$cascade_description";
+ }
+
+ # Update restrictions table
+ foreach ( $limit as $action => $restrictions ) {
+ if ( $restrictions != '' ) {
+ $dbw->replace( 'page_restrictions', array( array( 'pr_page', 'pr_type' ) ),
+ array( 'pr_page' => $id,
+ 'pr_type' => $action,
+ 'pr_level' => $restrictions,
+ 'pr_cascade' => ( $cascade && $action == 'edit' ) ? 1 : 0,
+ 'pr_expiry' => $encodedExpiry[$action]
+ ),
+ __METHOD__
+ );
+ } else {
+ $dbw->delete( 'page_restrictions', array( 'pr_page' => $id,
+ 'pr_type' => $action ), __METHOD__ );
+ }
+ }
+
+ # Insert a null revision
+ $nullRevision = Revision::newNullRevision( $dbw, $id, $editComment, true );
+ $nullRevId = $nullRevision->insertOn( $dbw );
+
+ $latest = $this->getLatest();
+ # Update page record
+ $dbw->update( 'page',
+ array( /* SET */
+ 'page_touched' => $dbw->timestamp(),
+ 'page_restrictions' => '',
+ 'page_latest' => $nullRevId
+ ), array( /* WHERE */
+ 'page_id' => $id
+ ), __METHOD__
+ );
+
+ wfRunHooks( 'NewRevisionFromEditComplete', array( $this, $nullRevision, $latest, $wgUser ) );
+ wfRunHooks( 'ArticleProtectComplete', array( &$this, &$wgUser, $limit, $reason ) );
+
+ # Update the protection log
+ $log = new LogPage( 'protect' );
+ if ( $protect ) {
+ $params = array( $protect_description, $cascade ? 'cascade' : '' );
+ $log->addEntry( $modified ? 'modify' : 'protect', $this->mTitle, trim( $reason ), $params );
+ } else {
+ $log->addEntry( 'unprotect', $this->mTitle, $reason );
+ }
+ } # End hook
+ } # End "changed" check
+
+ return true;
+ }
+
+ /**
+ * Take an array of page restrictions and flatten it to a string
+ * suitable for insertion into the page_restrictions field.
+ * @param $limit Array
+ * @return String
+ */
+ protected static function flattenRestrictions( $limit ) {
+ if ( !is_array( $limit ) ) {
+ throw new MWException( 'WikiPage::flattenRestrictions given non-array restriction set' );
+ }
+
+ $bits = array();
+ ksort( $limit );
+
+ foreach ( $limit as $action => $restrictions ) {
+ if ( $restrictions != '' ) {
+ $bits[] = "$action=$restrictions";
+ }
+ }
+
+ return implode( ':', $bits );
+ }
+
+ /**
+ * @return bool whether or not the page surpasses $wgDeleteRevisionsLimit revisions
+ */
+ public function isBigDeletion() {
+ global $wgDeleteRevisionsLimit;
+
+ if ( $wgDeleteRevisionsLimit ) {
+ $revCount = $this->estimateRevisionCount();
+
+ return $revCount > $wgDeleteRevisionsLimit;
+ }
+
+ return false;
+ }
+
+ /**
+ * @return int approximate revision count
+ */
+ public function estimateRevisionCount() {
+ $dbr = wfGetDB( DB_SLAVE );
+
+ // For an exact count...
+ // return $dbr->selectField( 'revision', 'COUNT(*)',
+ // array( 'rev_page' => $this->getId() ), __METHOD__ );
+ return $dbr->estimateRowCount( 'revision', '*',
+ array( 'rev_page' => $this->getId() ), __METHOD__ );
+ }
+
+ /**
+ * Get the last N authors
+ * @param $num Integer: number of revisions to get
+ * @param $revLatest String: the latest rev_id, selected from the master (optional)
+ * @return array Array of authors, duplicates not removed
+ */
+ public function getLastNAuthors( $num, $revLatest = 0 ) {
+ wfProfileIn( __METHOD__ );
+ // First try the slave
+ // If that doesn't have the latest revision, try the master
+ $continue = 2;
+ $db = wfGetDB( DB_SLAVE );
+
+ do {
+ $res = $db->select( array( 'page', 'revision' ),
+ array( 'rev_id', 'rev_user_text' ),
+ array(
+ 'page_namespace' => $this->mTitle->getNamespace(),
+ 'page_title' => $this->mTitle->getDBkey(),
+ 'rev_page = page_id'
+ ), __METHOD__,
+ array(
+ 'ORDER BY' => 'rev_timestamp DESC',
+ 'LIMIT' => $num
+ )
+ );
+
+ if ( !$res ) {
+ wfProfileOut( __METHOD__ );
+ return array();
+ }
+
+ $row = $db->fetchObject( $res );
+
+ if ( $continue == 2 && $revLatest && $row->rev_id != $revLatest ) {
+ $db = wfGetDB( DB_MASTER );
+ $continue--;
+ } else {
+ $continue = 0;
+ }
+ } while ( $continue );
+
+ $authors = array( $row->rev_user_text );
+
+ foreach ( $res as $row ) {
+ $authors[] = $row->rev_user_text;
+ }
+
+ wfProfileOut( __METHOD__ );
+ return $authors;
+ }
+
+ /**
+ * Back-end article deletion
+ * Deletes the article with database consistency, writes logs, purges caches
+ *
+ * @param $reason string delete reason for deletion log
+ * @param suppress bitfield
+ * Revision::DELETED_TEXT
+ * Revision::DELETED_COMMENT
+ * Revision::DELETED_USER
+ * Revision::DELETED_RESTRICTED
+ * @param $id int article ID
+ * @param $commit boolean defaults to true, triggers transaction end
+ * @return boolean true if successful
+ */
+ public function doDeleteArticle( $reason, $suppress = false, $id = 0, $commit = true, &$error = '' ) {
+ global $wgDeferredUpdateList, $wgUseTrackbacks;
+ global $wgUser;
+
+ wfDebug( __METHOD__ . "\n" );
+
+ if ( ! wfRunHooks( 'ArticleDelete', array( &$this, &$wgUser, &$reason, &$error ) ) ) {
+ return false;
+ }
+ $dbw = wfGetDB( DB_MASTER );
+ $t = $this->mTitle->getDBkey();
+ $id = $id ? $id : $this->mTitle->getArticleID( Title::GAID_FOR_UPDATE );
+
+ if ( $t === '' || $id == 0 ) {
+ return false;
+ }
+
+ $u = new SiteStatsUpdate( 0, 1, - (int)$this->isCountable(), -1 );
+ array_push( $wgDeferredUpdateList, $u );
+
+ // Bitfields to further suppress the content
+ if ( $suppress ) {
+ $bitfield = 0;
+ // This should be 15...
+ $bitfield |= Revision::DELETED_TEXT;
+ $bitfield |= Revision::DELETED_COMMENT;
+ $bitfield |= Revision::DELETED_USER;
+ $bitfield |= Revision::DELETED_RESTRICTED;
+ } else {
+ $bitfield = 'rev_deleted';
+ }
+
+ $dbw->begin();
+ // For now, shunt the revision data into the archive table.
+ // Text is *not* removed from the text table; bulk storage
+ // is left intact to avoid breaking block-compression or
+ // immutable storage schemes.
+ //
+ // For backwards compatibility, note that some older archive
+ // table entries will have ar_text and ar_flags fields still.
+ //
+ // In the future, we may keep revisions and mark them with
+ // the rev_deleted field, which is reserved for this purpose.
+ $dbw->insertSelect( 'archive', array( 'page', 'revision' ),
+ array(
+ 'ar_namespace' => 'page_namespace',
+ 'ar_title' => 'page_title',
+ 'ar_comment' => 'rev_comment',
+ 'ar_user' => 'rev_user',
+ 'ar_user_text' => 'rev_user_text',
+ 'ar_timestamp' => 'rev_timestamp',
+ 'ar_minor_edit' => 'rev_minor_edit',
+ 'ar_rev_id' => 'rev_id',
+ 'ar_text_id' => 'rev_text_id',
+ 'ar_text' => '\'\'', // Be explicit to appease
+ 'ar_flags' => '\'\'', // MySQL's "strict mode"...
+ 'ar_len' => 'rev_len',
+ 'ar_page_id' => 'page_id',
+ 'ar_deleted' => $bitfield
+ ), array(
+ 'page_id' => $id,
+ 'page_id = rev_page'
+ ), __METHOD__
+ );
+
+ # Delete restrictions for it
+ $dbw->delete( 'page_restrictions', array ( 'pr_page' => $id ), __METHOD__ );
+
+ # Now that it's safely backed up, delete it
+ $dbw->delete( 'page', array( 'page_id' => $id ), __METHOD__ );
+ $ok = ( $dbw->affectedRows() > 0 ); // getArticleId() uses slave, could be laggy
+
+ if ( !$ok ) {
+ $dbw->rollback();
+ return false;
+ }
+
+ # Fix category table counts
+ $cats = array();
+ $res = $dbw->select( 'categorylinks', 'cl_to', array( 'cl_from' => $id ), __METHOD__ );
+
+ foreach ( $res as $row ) {
+ $cats [] = $row->cl_to;
+ }
+
+ $this->updateCategoryCounts( array(), $cats );
+
+ # If using cascading deletes, we can skip some explicit deletes
+ if ( !$dbw->cascadingDeletes() ) {
+ $dbw->delete( 'revision', array( 'rev_page' => $id ), __METHOD__ );
+
+ if ( $wgUseTrackbacks )
+ $dbw->delete( 'trackbacks', array( 'tb_page' => $id ), __METHOD__ );
+
+ # Delete outgoing links
+ $dbw->delete( 'pagelinks', array( 'pl_from' => $id ) );
+ $dbw->delete( 'imagelinks', array( 'il_from' => $id ) );
+ $dbw->delete( 'categorylinks', array( 'cl_from' => $id ) );
+ $dbw->delete( 'templatelinks', array( 'tl_from' => $id ) );
+ $dbw->delete( 'externallinks', array( 'el_from' => $id ) );
+ $dbw->delete( 'langlinks', array( 'll_from' => $id ) );
+ $dbw->delete( 'iwlinks', array( 'iwl_from' => $id ) );
+ $dbw->delete( 'redirect', array( 'rd_from' => $id ) );
+ }
+
+ # If using cleanup triggers, we can skip some manual deletes
+ if ( !$dbw->cleanupTriggers() ) {
+ # Clean up recentchanges entries...
+ $dbw->delete( 'recentchanges',
+ array( 'rc_type != ' . RC_LOG,
+ 'rc_namespace' => $this->mTitle->getNamespace(),
+ 'rc_title' => $this->mTitle->getDBkey() ),
+ __METHOD__ );
+ $dbw->delete( 'recentchanges',
+ array( 'rc_type != ' . RC_LOG, 'rc_cur_id' => $id ),
+ __METHOD__ );
+ }
+
+ # Clear caches
+ self::onArticleDelete( $this->mTitle );
+
+ # Clear the cached article id so the interface doesn't act like we exist
+ $this->mTitle->resetArticleID( 0 );
+
+ # Log the deletion, if the page was suppressed, log it at Oversight instead
+ $logtype = $suppress ? 'suppress' : 'delete';
+ $log = new LogPage( $logtype );
+
+ # Make sure logging got through
+ $log->addEntry( 'delete', $this->mTitle, $reason, array() );
+
+ if ( $commit ) {
+ $dbw->commit();
+ }
+
+ wfRunHooks( 'ArticleDeleteComplete', array( &$this, &$wgUser, $reason, $id ) );
+ return true;
+ }
+
+ /**
+ * Roll back the most recent consecutive set of edits to a page
+ * from the same user; fails if there are no eligible edits to
+ * roll back to, e.g. user is the sole contributor. This function
+ * performs permissions checks on $wgUser, then calls commitRollback()
+ * to do the dirty work
+ *
+ * @param $fromP String: Name of the user whose edits to rollback.
+ * @param $summary String: Custom summary. Set to default summary if empty.
+ * @param $token String: Rollback token.
+ * @param $bot Boolean: If true, mark all reverted edits as bot.
+ *
+ * @param $resultDetails Array: contains result-specific array of additional values
+ * 'alreadyrolled' : 'current' (rev)
+ * success : 'summary' (str), 'current' (rev), 'target' (rev)
+ *
+ * @return array of errors, each error formatted as
+ * array(messagekey, param1, param2, ...).
+ * On success, the array is empty. This array can also be passed to
+ * OutputPage::showPermissionsErrorPage().
+ */
+ public function doRollback( $fromP, $summary, $token, $bot, &$resultDetails ) {
+ global $wgUser;
+
+ $resultDetails = null;
+
+ # Check permissions
+ $editErrors = $this->mTitle->getUserPermissionsErrors( 'edit', $wgUser );
+ $rollbackErrors = $this->mTitle->getUserPermissionsErrors( 'rollback', $wgUser );
+ $errors = array_merge( $editErrors, wfArrayDiff2( $rollbackErrors, $editErrors ) );
+
+ if ( !$wgUser->matchEditToken( $token, array( $this->mTitle->getPrefixedText(), $fromP ) ) ) {
+ $errors[] = array( 'sessionfailure' );
+ }
+
+ if ( $wgUser->pingLimiter( 'rollback' ) || $wgUser->pingLimiter() ) {
+ $errors[] = array( 'actionthrottledtext' );
+ }
+
+ # If there were errors, bail out now
+ if ( !empty( $errors ) ) {
+ return $errors;
+ }
+
+ return $this->commitRollback( $fromP, $summary, $bot, $resultDetails );
+ }
+
+ /**
+ * Backend implementation of doRollback(), please refer there for parameter
+ * and return value documentation
+ *
+ * NOTE: This function does NOT check ANY permissions, it just commits the
+ * rollback to the DB Therefore, you should only call this function direct-
+ * ly if you want to use custom permissions checks. If you don't, use
+ * doRollback() instead.
+ */
+ public function commitRollback( $fromP, $summary, $bot, &$resultDetails ) {
+ global $wgUseRCPatrol, $wgUser, $wgContLang;
+
+ $dbw = wfGetDB( DB_MASTER );
+
+ if ( wfReadOnly() ) {
+ return array( array( 'readonlytext' ) );
+ }
+
+ # Get the last editor
+ $current = Revision::newFromTitle( $this->mTitle );
+ if ( is_null( $current ) ) {
+ # Something wrong... no page?
+ return array( array( 'notanarticle' ) );
+ }
+
+ $from = str_replace( '_', ' ', $fromP );
+ # User name given should match up with the top revision.
+ # If the user was deleted then $from should be empty.
+ if ( $from != $current->getUserText() ) {
+ $resultDetails = array( 'current' => $current );
+ return array( array( 'alreadyrolled',
+ htmlspecialchars( $this->mTitle->getPrefixedText() ),
+ htmlspecialchars( $fromP ),
+ htmlspecialchars( $current->getUserText() )
+ ) );
+ }
+
+ # Get the last edit not by this guy...
+ # Note: these may not be public values
+ $user = intval( $current->getRawUser() );
+ $user_text = $dbw->addQuotes( $current->getRawUserText() );
+ $s = $dbw->selectRow( 'revision',
+ array( 'rev_id', 'rev_timestamp', 'rev_deleted' ),
+ array( 'rev_page' => $current->getPage(),
+ "rev_user != {$user} OR rev_user_text != {$user_text}"
+ ), __METHOD__,
+ array( 'USE INDEX' => 'page_timestamp',
+ 'ORDER BY' => 'rev_timestamp DESC' )
+ );
+ if ( $s === false ) {
+ # No one else ever edited this page
+ return array( array( 'cantrollback' ) );
+ } elseif ( $s->rev_deleted & Revision::DELETED_TEXT || $s->rev_deleted & Revision::DELETED_USER ) {
+ # Only admins can see this text
+ return array( array( 'notvisiblerev' ) );
+ }
+
+ $set = array();
+ if ( $bot && $wgUser->isAllowed( 'markbotedits' ) ) {
+ # Mark all reverted edits as bot
+ $set['rc_bot'] = 1;
+ }
+
+ if ( $wgUseRCPatrol ) {
+ # Mark all reverted edits as patrolled
+ $set['rc_patrolled'] = 1;
+ }
+
+ if ( count( $set ) ) {
+ $dbw->update( 'recentchanges', $set,
+ array( /* WHERE */
+ 'rc_cur_id' => $current->getPage(),
+ 'rc_user_text' => $current->getUserText(),
+ "rc_timestamp > '{$s->rev_timestamp}'",
+ ), __METHOD__
+ );
+ }
+
+ # Generate the edit summary if necessary
+ $target = Revision::newFromId( $s->rev_id );
+ if ( empty( $summary ) ) {
+ if ( $from == '' ) { // no public user name
+ $summary = wfMsgForContent( 'revertpage-nouser' );
+ } else {
+ $summary = wfMsgForContent( 'revertpage' );
+ }
+ }
+
+ # Allow the custom summary to use the same args as the default message
+ $args = array(
+ $target->getUserText(), $from, $s->rev_id,
+ $wgContLang->timeanddate( wfTimestamp( TS_MW, $s->rev_timestamp ) ),
+ $current->getId(), $wgContLang->timeanddate( $current->getTimestamp() )
+ );
+ $summary = wfMsgReplaceArgs( $summary, $args );
+
+ # Save
+ $flags = EDIT_UPDATE;
+
+ if ( $wgUser->isAllowed( 'minoredit' ) ) {
+ $flags |= EDIT_MINOR;
+ }
+
+ if ( $bot && ( $wgUser->isAllowedAny( 'markbotedits', 'bot' ) ) ) {
+ $flags |= EDIT_FORCE_BOT;
+ }
+
+ # Actually store the edit
+ $status = $this->doEdit( $target->getText(), $summary, $flags, $target->getId() );
+ if ( !empty( $status->value['revision'] ) ) {
+ $revId = $status->value['revision']->getId();
+ } else {
+ $revId = false;
+ }
+
+ wfRunHooks( 'ArticleRollbackComplete', array( $this, $wgUser, $target, $current ) );
+
+ $resultDetails = array(
+ 'summary' => $summary,
+ 'current' => $current,
+ 'target' => $target,
+ 'newid' => $revId
+ );
+
+ return array();
+ }
+
+ /**
+ * Do standard deferred updates after page view
+ */
+ public function viewUpdates() {
+ global $wgDeferredUpdateList, $wgDisableCounters, $wgUser;
+ if ( wfReadOnly() ) {
+ return;
+ }
+
+ # Don't update page view counters on views from bot users (bug 14044)
+ if ( !$wgDisableCounters && !$wgUser->isAllowed( 'bot' ) && $this->getID() ) {
+ $wgDeferredUpdateList[] = new ViewCountUpdate( $this->getID() );
+ $wgDeferredUpdateList[] = new SiteStatsUpdate( 1, 0, 0 );
+ }
+
+ # Update newtalk / watchlist notification status
+ $wgUser->clearNotification( $this->mTitle );
+ }
+
+ /**
+ * Prepare text which is about to be saved.
+ * Returns a stdclass with source, pst and output members
+ */
+ public function prepareTextForEdit( $text, $revid = null, User $user = null ) {
+ if ( $this->mPreparedEdit && $this->mPreparedEdit->newText == $text && $this->mPreparedEdit->revid == $revid ) {
+ // Already prepared
+ return $this->mPreparedEdit;
+ }
+
+ global $wgParser;
+
+ if( $user === null ) {
+ global $wgUser;
+ $user = $wgUser;
+ }
+ $popts = ParserOptions::newFromUser( $user );
+ wfRunHooks( 'ArticlePrepareTextForEdit', array( $this, $popts ) );
+
+ $edit = (object)array();
+ $edit->revid = $revid;
+ $edit->newText = $text;
+ $edit->pst = $this->preSaveTransform( $text, $user, $popts );
+ $edit->popts = $this->getParserOptions( true );
+ $edit->output = $wgParser->parse( $edit->pst, $this->mTitle, $edit->popts, true, true, $revid );
+ $edit->oldText = $this->getRawText();
+
+ $this->mPreparedEdit = $edit;
+
+ return $edit;
+ }
+
+ /**
+ * Do standard deferred updates after page edit.
+ * Update links tables, site stats, search index and message cache.
+ * Purges pages that include this page if the text was changed here.
+ * Every 100th edit, prune the recent changes table.
+ *
+ * @private
+ * @param $text String: New text of the article
+ * @param $summary String: Edit summary
+ * @param $minoredit Boolean: Minor edit
+ * @param $timestamp_of_pagechange String timestamp associated with the page change
+ * @param $newid Integer: rev_id value of the new revision
+ * @param $changed Boolean: Whether or not the content actually changed
+ * @param $user User object: User doing the edit
+ * @param $created Boolean: Whether the edit created the page
+ */
+ public function editUpdates( $text, $summary, $minoredit, $timestamp_of_pagechange, $newid,
+ $changed = true, User $user = null, $created = false )
+ {
+ global $wgDeferredUpdateList, $wgUser, $wgEnableParserCache;
+
+ wfProfileIn( __METHOD__ );
+
+ # Parse the text
+ # Be careful not to double-PST: $text is usually already PST-ed once
+ if ( !$this->mPreparedEdit || $this->mPreparedEdit->output->getFlag( 'vary-revision' ) ) {
+ wfDebug( __METHOD__ . ": No prepared edit or vary-revision is set...\n" );
+ $editInfo = $this->prepareTextForEdit( $text, $newid, $user );
+ } else {
+ wfDebug( __METHOD__ . ": No vary-revision, using prepared edit...\n" );
+ $editInfo = $this->mPreparedEdit;
+ }
+
+ # Save it to the parser cache
+ if ( $wgEnableParserCache ) {
+ $parserCache = ParserCache::singleton();
+ $parserCache->save( $editInfo->output, $this, $editInfo->popts );
+ }
+
+ # Update the links tables
+ $u = new LinksUpdate( $this->mTitle, $editInfo->output );
+ $u->doUpdate();
+
+ wfRunHooks( 'ArticleEditUpdates', array( &$this, &$editInfo, $changed ) );
+
+ if ( wfRunHooks( 'ArticleEditUpdatesDeleteFromRecentchanges', array( &$this ) ) ) {
+ if ( 0 == mt_rand( 0, 99 ) ) {
+ // Flush old entries from the `recentchanges` table; we do this on
+ // random requests so as to avoid an increase in writes for no good reason
+ global $wgRCMaxAge;
+
+ $dbw = wfGetDB( DB_MASTER );
+ $cutoff = $dbw->timestamp( time() - $wgRCMaxAge );
+ $dbw->delete(
+ 'recentchanges',
+ array( "rc_timestamp < '$cutoff'" ),
+ __METHOD__
+ );
+ }
+ }
+
+ $id = $this->getID();
+ $title = $this->mTitle->getPrefixedDBkey();
+ $shortTitle = $this->mTitle->getDBkey();
+
+ if ( 0 == $id ) {
+ wfProfileOut( __METHOD__ );
+ return;
+ }
+
+ if ( !$changed ) {
+ $good = 0;
+ $total = 0;
+ } elseif ( $created ) {
+ $good = (int)$this->isCountable( $editInfo );
+ $total = 1;
+ } else {
+ $good = (int)$this->isCountable( $editInfo ) - (int)$this->isCountable();
+ $total = 0;
+ }
+
+ $wgDeferredUpdateList[] = new SiteStatsUpdate( 0, 1, $good, $total );
+ $wgDeferredUpdateList[] = new SearchUpdate( $id, $title, $text );
+
+ # If this is another user's talk page, update newtalk
+ # Don't do this if $changed = false otherwise some idiot can null-edit a
+ # load of user talk pages and piss people off, nor if it's a minor edit
+ # by a properly-flagged bot.
+ if ( $this->mTitle->getNamespace() == NS_USER_TALK && $shortTitle != $wgUser->getTitleKey() && $changed
+ && !( $minoredit && $wgUser->isAllowed( 'nominornewtalk' ) )
+ ) {
+ if ( wfRunHooks( 'ArticleEditUpdateNewTalk', array( &$this ) ) ) {
+ $other = User::newFromName( $shortTitle, false );
+ if ( !$other ) {
+ wfDebug( __METHOD__ . ": invalid username\n" );
+ } elseif ( User::isIP( $shortTitle ) ) {
+ // An anonymous user
+ $other->setNewtalk( true );
+ } elseif ( $other->isLoggedIn() ) {
+ $other->setNewtalk( true );
+ } else {
+ wfDebug( __METHOD__ . ": don't need to notify a nonexistent user\n" );
+ }
+ }
+ }
+
+ if ( $this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
+ MessageCache::singleton()->replace( $shortTitle, $text );
+ }
+
+ wfProfileOut( __METHOD__ );
+ }
+
+ /**
+ * Perform article updates on a special page creation.
+ *
+ * @param $rev Revision object
+ *
+ * @todo This is a shitty interface function. Kill it and replace the
+ * other shitty functions like editUpdates and such so it's not needed
+ * anymore.
+ */
+ public function createUpdates( $rev ) {
+ $this->editUpdates( $rev->getText(), $rev->getComment(),
+ $rev->isMinor(), wfTimestamp(), $rev->getId(), true, null, true );
+ }
+
+ /**
+ * This function is called right before saving the wikitext,
+ * so we can do things like signatures and links-in-context.
+ *
+ * @param $text String article contents
+ * @param $user User object: user doing the edit, $wgUser will be used if
+ * null is given
+ * @param $popts ParserOptions object: parser options, default options for
+ * the user loaded if null given
+ * @return string article contents with altered wikitext markup (signatures
+ * converted, {{subst:}}, templates, etc.)
+ */
+ public function preSaveTransform( $text, User $user = null, ParserOptions $popts = null ) {
+ global $wgParser;
+
+ if ( $user === null ) {
+ global $wgUser;
+ $user = $wgUser;
+ }
+
+ if ( $popts === null ) {
+ $popts = ParserOptions::newFromUser( $user );
+ }
+
+ return $wgParser->preSaveTransform( $text, $this->mTitle, $user, $popts );
+ }
+
+ /**
+ * Loads page_touched and returns a value indicating if it should be used
+ * @return boolean true if not a redirect
+ */
+ public function checkTouched() {
+ if ( !$this->mDataLoaded ) {
+ $this->loadPageData();
+ }
+
+ return !$this->mIsRedirect;
+ }
+
+ /**
+ * Get the page_touched field
+ * @return string containing GMT timestamp
+ */
+ public function getTouched() {
+ if ( !$this->mDataLoaded ) {
+ $this->loadPageData();
+ }
+
+ return $this->mTouched;
+ }
+
+ /**
+ * Get the page_latest field
+ * @return integer rev_id of current revision
+ */
+ public function getLatest() {
+ if ( !$this->mDataLoaded ) {
+ $this->loadPageData();
+ }
+
+ return (int)$this->mLatest;
+ }
+
+ /**
+ * Edit an article without doing all that other stuff
+ * The article must already exist; link tables etc
+ * are not updated, caches are not flushed.
+ *
+ * @param $text String: text submitted
+ * @param $comment String: comment submitted
+ * @param $minor Boolean: whereas it's a minor modification
+ */
+ public function quickEdit( $text, $comment = '', $minor = 0 ) {
+ wfProfileIn( __METHOD__ );
+
+ $dbw = wfGetDB( DB_MASTER );
+ $revision = new Revision( array(
+ 'page' => $this->getId(),
+ 'text' => $text,
+ 'comment' => $comment,
+ 'minor_edit' => $minor ? 1 : 0,
+ ) );
+ $revision->insertOn( $dbw );
+ $this->updateRevisionOn( $dbw, $revision );
+
+ global $wgUser;
+ wfRunHooks( 'NewRevisionFromEditComplete', array( $this, $revision, false, $wgUser ) );
+
+ wfProfileOut( __METHOD__ );
+ }
+
+ /**
+ * The onArticle*() functions are supposed to be a kind of hooks
+ * which should be called whenever any of the specified actions
+ * are done.
+ *
+ * This is a good place to put code to clear caches, for instance.
+ *
+ * This is called on page move and undelete, as well as edit
+ *
+ * @param $title Title object
+ */
+ public static function onArticleCreate( $title ) {
+ # Update existence markers on article/talk tabs...
+ if ( $title->isTalkPage() ) {
+ $other = $title->getSubjectPage();
+ } else {
+ $other = $title->getTalkPage();
+ }
+
+ $other->invalidateCache();
+ $other->purgeSquid();
+
+ $title->touchLinks();
+ $title->purgeSquid();
+ $title->deleteTitleProtection();
+ }
+
+ /**
+ * Clears caches when article is deleted
+ *
+ * @param $title Title
+ */
+ public static function onArticleDelete( $title ) {
+ # Update existence markers on article/talk tabs...
+ if ( $title->isTalkPage() ) {
+ $other = $title->getSubjectPage();
+ } else {
+ $other = $title->getTalkPage();
+ }
+
+ $other->invalidateCache();
+ $other->purgeSquid();
+
+ $title->touchLinks();
+ $title->purgeSquid();
+
+ # File cache
+ HTMLFileCache::clearFileCache( $title );
+
+ # Messages
+ if ( $title->getNamespace() == NS_MEDIAWIKI ) {
+ MessageCache::singleton()->replace( $title->getDBkey(), false );
+ }
+
+ # Images
+ if ( $title->getNamespace() == NS_FILE ) {
+ $update = new HTMLCacheUpdate( $title, 'imagelinks' );
+ $update->doUpdate();
+ }
+
+ # User talk pages
+ if ( $title->getNamespace() == NS_USER_TALK ) {
+ $user = User::newFromName( $title->getText(), false );
+ $user->setNewtalk( false );
+ }
+
+ # Image redirects
+ RepoGroup::singleton()->getLocalRepo()->invalidateImageRedirect( $title );
+ }
+
+ /**
+ * Purge caches on page update etc
+ *
+ * @param $title Title object
+ * @todo: verify that $title is always a Title object (and never false or null), add Title hint to parameter $title
+ */
+ public static function onArticleEdit( $title ) {
+ global $wgDeferredUpdateList;
+
+ // Invalidate caches of articles which include this page
+ $wgDeferredUpdateList[] = new HTMLCacheUpdate( $title, 'templatelinks' );
+
+ // Invalidate the caches of all pages which redirect here
+ $wgDeferredUpdateList[] = new HTMLCacheUpdate( $title, 'redirect' );
+
+ # Purge squid for this page only
+ $title->purgeSquid();
+
+ # Clear file cache for this page only
+ HTMLFileCache::clearFileCache( $title );
+ }
+
+ /**#@-*/
+
+ /**
+ * Return a list of templates used by this article.
+ * Uses the templatelinks table
+ *
+ * @return Array of Title objects
+ */
+ public function getUsedTemplates() {
+ $result = array();
+ $id = $this->mTitle->getArticleID();
+
+ if ( $id == 0 ) {
+ return array();
+ }
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $res = $dbr->select( array( 'templatelinks' ),
+ array( 'tl_namespace', 'tl_title' ),
+ array( 'tl_from' => $id ),
+ __METHOD__ );
+
+ if ( $res !== false ) {
+ foreach ( $res as $row ) {
+ $result[] = Title::makeTitle( $row->tl_namespace, $row->tl_title );
+ }
+ }
+
+ return $result;
+ }
+
+ /**
+ * Returns a list of hidden categories this page is a member of.
+ * Uses the page_props and categorylinks tables.
+ *
+ * @return Array of Title objects
+ */
+ public function getHiddenCategories() {
+ $result = array();
+ $id = $this->mTitle->getArticleID();
+
+ if ( $id == 0 ) {
+ return array();
+ }
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $res = $dbr->select( array( 'categorylinks', 'page_props', 'page' ),
+ array( 'cl_to' ),
+ array( 'cl_from' => $id, 'pp_page=page_id', 'pp_propname' => 'hiddencat',
+ 'page_namespace' => NS_CATEGORY, 'page_title=cl_to' ),
+ __METHOD__ );
+
+ if ( $res !== false ) {
+ foreach ( $res as $row ) {
+ $result[] = Title::makeTitle( NS_CATEGORY, $row->cl_to );
+ }
+ }
+
+ return $result;
+ }
+
+ /**
+ * Return an applicable autosummary if one exists for the given edit.
+ * @param $oldtext String: the previous text of the page.
+ * @param $newtext String: The submitted text of the page.
+ * @param $flags Int bitmask: a bitmask of flags submitted for the edit.
+ * @return string An appropriate autosummary, or an empty string.
+ */
+ public static function getAutosummary( $oldtext, $newtext, $flags ) {
+ global $wgContLang;
+
+ # Decide what kind of autosummary is needed.
+
+ # Redirect autosummaries
+ $ot = Title::newFromRedirect( $oldtext );
+ $rt = Title::newFromRedirect( $newtext );
+
+ if ( is_object( $rt ) && ( !is_object( $ot ) || !$rt->equals( $ot ) || $ot->getFragment() != $rt->getFragment() ) ) {
+ return wfMsgForContent( 'autoredircomment', $rt->getFullText() );
+ }
+
+ # New page autosummaries
+ if ( $flags & EDIT_NEW && strlen( $newtext ) ) {
+ # If they're making a new article, give its text, truncated, in the summary.
+
+ $truncatedtext = $wgContLang->truncate(
+ str_replace( "\n", ' ', $newtext ),
+ max( 0, 200 - strlen( wfMsgForContent( 'autosumm-new' ) ) ) );
+
+ return wfMsgForContent( 'autosumm-new', $truncatedtext );
+ }
+
+ # Blanking autosummaries
+ if ( $oldtext != '' && $newtext == '' ) {
+ return wfMsgForContent( 'autosumm-blank' );
+ } elseif ( strlen( $oldtext ) > 10 * strlen( $newtext ) && strlen( $newtext ) < 500 ) {
+ # Removing more than 90% of the article
+
+ $truncatedtext = $wgContLang->truncate(
+ $newtext,
+ max( 0, 200 - strlen( wfMsgForContent( 'autosumm-replace' ) ) ) );
+
+ return wfMsgForContent( 'autosumm-replace', $truncatedtext );
+ }
+
+ # If we reach this point, there's no applicable autosummary for our case, so our
+ # autosummary is empty.
+ return '';
+ }
+
+ /**
+ * Get parser options suitable for rendering the primary article wikitext
+ * @param $canonical boolean Determines that the generated options must not depend on user preferences (see bug 14404)
+ * @return mixed ParserOptions object or boolean false
+ */
+ public function getParserOptions( $canonical = false ) {
+ global $wgUser, $wgLanguageCode;
+
+ if ( !$this->mParserOptions || $canonical ) {
+ $user = !$canonical ? $wgUser : new User;
+ $parserOptions = new ParserOptions( $user );
+ $parserOptions->setTidy( true );
+ $parserOptions->enableLimitReport();
+
+ if ( $canonical ) {
+ $parserOptions->setUserLang( $wgLanguageCode ); # Must be set explicitely
+ return $parserOptions;
+ }
+ $this->mParserOptions = $parserOptions;
+ }
+ // Clone to allow modifications of the return value without affecting cache
+ return clone $this->mParserOptions;
+ }
+
+ /**
+ * Get parser options suitable for rendering the primary article wikitext
+ * @param User $user
+ * @return ParserOptions
+ */
+ public function makeParserOptions( User $user ) {
+ $options = ParserOptions::newFromUser( $user );
+ $options->enableLimitReport(); // show inclusion/loop reports
+ $options->setTidy( true ); // fix bad HTML
+ return $options;
+ }
+
+ /**
+ * Update all the appropriate counts in the category table, given that
+ * we've added the categories $added and deleted the categories $deleted.
+ *
+ * @param $added array The names of categories that were added
+ * @param $deleted array The names of categories that were deleted
+ */
+ public function updateCategoryCounts( $added, $deleted ) {
+ $ns = $this->mTitle->getNamespace();
+ $dbw = wfGetDB( DB_MASTER );
+
+ # First make sure the rows exist. If one of the "deleted" ones didn't
+ # exist, we might legitimately not create it, but it's simpler to just
+ # create it and then give it a negative value, since the value is bogus
+ # anyway.
+ #
+ # Sometimes I wish we had INSERT ... ON DUPLICATE KEY UPDATE.
+ $insertCats = array_merge( $added, $deleted );
+ if ( !$insertCats ) {
+ # Okay, nothing to do
+ return;
+ }
+
+ $insertRows = array();
+
+ foreach ( $insertCats as $cat ) {
+ $insertRows[] = array(
+ 'cat_id' => $dbw->nextSequenceValue( 'category_cat_id_seq' ),
+ 'cat_title' => $cat
+ );
+ }
+ $dbw->insert( 'category', $insertRows, __METHOD__, 'IGNORE' );
+
+ $addFields = array( 'cat_pages = cat_pages + 1' );
+ $removeFields = array( 'cat_pages = cat_pages - 1' );
+
+ if ( $ns == NS_CATEGORY ) {
+ $addFields[] = 'cat_subcats = cat_subcats + 1';
+ $removeFields[] = 'cat_subcats = cat_subcats - 1';
+ } elseif ( $ns == NS_FILE ) {
+ $addFields[] = 'cat_files = cat_files + 1';
+ $removeFields[] = 'cat_files = cat_files - 1';
+ }
+
+ if ( $added ) {
+ $dbw->update(
+ 'category',
+ $addFields,
+ array( 'cat_title' => $added ),
+ __METHOD__
+ );
+ }
+
+ if ( $deleted ) {
+ $dbw->update(
+ 'category',
+ $removeFields,
+ array( 'cat_title' => $deleted ),
+ __METHOD__
+ );
+ }
+ }
+
+ /**
+ * Lightweight method to get the parser output for a page, checking the parser cache
+ * and so on. Doesn't consider most of the stuff that WikiPage::view is forced to
+ * consider, so it's not appropriate to use there.
+ *
+ * @since 1.16 (r52326) for LiquidThreads
+ *
+ * @param $oldid mixed integer Revision ID or null
+ * @return ParserOutput or false if the given revsion ID is not found
+ */
+ public function getParserOutput( $oldid = null ) {
+ global $wgEnableParserCache, $wgUser;
+
+ // Should the parser cache be used?
+ $useParserCache = $wgEnableParserCache &&
+ $wgUser->getStubThreshold() == 0 &&
+ $this->exists() &&
+ $oldid === null;
+
+ wfDebug( __METHOD__ . ': using parser cache: ' . ( $useParserCache ? 'yes' : 'no' ) . "\n" );
+
+ if ( $wgUser->getStubThreshold() ) {
+ wfIncrStats( 'pcache_miss_stub' );
+ }
+
+ if ( $useParserCache ) {
+ $parserOutput = ParserCache::singleton()->get( $this, $this->getParserOptions() );
+ if ( $parserOutput !== false ) {
+ return $parserOutput;
+ }
+ }
+
+ // Cache miss; parse and output it.
+ if ( $oldid === null ) {
+ $text = $this->getRawText();
+ } else {
+ $rev = Revision::newFromTitle( $this->getTitle(), $oldid );
+ if ( $rev === null ) {
+ return false;
+ }
+ $text = $rev->getText();
+ }
+
+ return $this->getOutputFromWikitext( $text, $useParserCache );
+ }
+}