4609 lines
134 KiB
PHP
4609 lines
134 KiB
PHP
<?php
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/**
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* File for articles
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* @file
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*/
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/**
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* Class representing a MediaWiki article and history.
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*
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* See design.txt for an overview.
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* Note: edit user interface and cache support functions have been
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* moved to separate EditPage and HTMLFileCache classes.
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*
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* @internal documentation reviewed 15 Mar 2010
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*/
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class Article {
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/**@{{
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* @private
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*/
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var $mComment = ''; // !<
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var $mContent; // !<
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var $mContentLoaded = false; // !<
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var $mCounter = -1; // !< Not loaded
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var $mDataLoaded = false; // !<
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var $mForUpdate = false; // !<
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var $mGoodAdjustment = 0; // !<
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var $mIsRedirect = false; // !<
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var $mLatest = false; // !<
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var $mMinorEdit; // !<
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var $mOldId; // !<
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var $mPreparedEdit = false; // !< Title object if set
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var $mRedirectedFrom = null; // !< Title object if set
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var $mRedirectTarget = null; // !< Title object if set
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var $mRedirectUrl = false; // !<
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var $mRevIdFetched = 0; // !<
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var $mRevision = null; // !< Revision object if set
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var $mTimestamp = ''; // !<
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var $mTitle; // !< Title object
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var $mTotalAdjustment = 0; // !<
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var $mTouched = '19700101000000'; // !<
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var $mUser = -1; // !< Not loaded
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var $mUserText = ''; // !< username from Revision if set
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var $mParserOptions; // !< ParserOptions object for $wgUser articles
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var $mParserOutput; // !< ParserCache object if set
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/**@}}*/
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/**
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* Constructor and clear the article
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* @param $title Reference to a Title object.
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* @param $oldId Integer revision ID, null to fetch from request, zero for current
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*/
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public function __construct( Title $title, $oldId = null ) {
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// FIXME: does the reference play any role here?
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$this->mTitle =& $title;
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$this->mOldId = $oldId;
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}
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/**
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* Constructor from an page id
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* @param $id Int article ID to load
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*/
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public static function newFromID( $id ) {
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$t = Title::newFromID( $id );
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# FIXME: doesn't inherit right
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return $t == null ? null : new self( $t );
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# return $t == null ? null : new static( $t ); // PHP 5.3
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}
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/**
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* Tell the page view functions that this view was redirected
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* from another page on the wiki.
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* @param $from Title object.
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*/
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public function setRedirectedFrom( Title $from ) {
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$this->mRedirectedFrom = $from;
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}
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/**
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* If this page is a redirect, get its target
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*
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* The target will be fetched from the redirect table if possible.
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* If this page doesn't have an entry there, call insertRedirect()
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* @return mixed Title object, or null if this page is not a redirect
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*/
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public function getRedirectTarget() {
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if ( !$this->mTitle->isRedirect() ) {
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return null;
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}
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if ( $this->mRedirectTarget !== null ) {
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return $this->mRedirectTarget;
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}
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# Query the redirect table
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$dbr = wfGetDB( DB_SLAVE );
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$row = $dbr->selectRow( 'redirect',
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array( 'rd_namespace', 'rd_title', 'rd_fragment', 'rd_interwiki' ),
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array( 'rd_from' => $this->getID() ),
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__METHOD__
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);
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// rd_fragment and rd_interwiki were added later, populate them if empty
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if ( $row && !is_null( $row->rd_fragment ) && !is_null( $row->rd_interwiki ) ) {
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return $this->mRedirectTarget = Title::makeTitle(
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$row->rd_namespace, $row->rd_title,
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$row->rd_fragment, $row->rd_interwiki );
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}
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# This page doesn't have an entry in the redirect table
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return $this->mRedirectTarget = $this->insertRedirect();
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}
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/**
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* Insert an entry for this page into the redirect table.
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*
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* Don't call this function directly unless you know what you're doing.
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* @return Title object or null if not a redirect
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*/
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public function insertRedirect() {
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// recurse through to only get the final target
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$retval = Title::newFromRedirectRecurse( $this->getRawText() );
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if ( !$retval ) {
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return null;
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}
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$this->insertRedirectEntry( $retval );
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return $retval;
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}
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/**
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* Insert or update the redirect table entry for this page to indicate
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* it redirects to $rt .
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* @param $rt Title redirect target
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*/
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public function insertRedirectEntry( $rt ) {
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$dbw = wfGetDB( DB_MASTER );
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$dbw->replace( 'redirect', array( 'rd_from' ),
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array(
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'rd_from' => $this->getID(),
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'rd_namespace' => $rt->getNamespace(),
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'rd_title' => $rt->getDBkey(),
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'rd_fragment' => $rt->getFragment(),
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'rd_interwiki' => $rt->getInterwiki(),
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),
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__METHOD__
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);
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}
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/**
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* Get the Title object or URL this page redirects to
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*
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* @return mixed false, Title of in-wiki target, or string with URL
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*/
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public function followRedirect() {
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return $this->getRedirectURL( $this->getRedirectTarget() );
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}
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/**
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* Get the Title object this text redirects to
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*
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* @param $text string article content containing redirect info
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* @return mixed false, Title of in-wiki target, or string with URL
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* @deprecated @since 1.17
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*/
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public function followRedirectText( $text ) {
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// recurse through to only get the final target
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return $this->getRedirectURL( Title::newFromRedirectRecurse( $text ) );
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}
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/**
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* Get the Title object or URL to use for a redirect. We use Title
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* objects for same-wiki, non-special redirects and URLs for everything
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* else.
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* @param $rt Title Redirect target
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* @return mixed false, Title object of local target, or string with URL
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*/
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public function getRedirectURL( $rt ) {
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if ( $rt ) {
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if ( $rt->getInterwiki() != '' ) {
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if ( $rt->isLocal() ) {
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// Offsite wikis need an HTTP redirect.
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//
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// This can be hard to reverse and may produce loops,
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// so they may be disabled in the site configuration.
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$source = $this->mTitle->getFullURL( 'redirect=no' );
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return $rt->getFullURL( 'rdfrom=' . urlencode( $source ) );
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}
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} else {
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if ( $rt->getNamespace() == NS_SPECIAL ) {
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// Gotta handle redirects to special pages differently:
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// Fill the HTTP response "Location" header and ignore
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// the rest of the page we're on.
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//
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// This can be hard to reverse, so they may be disabled.
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if ( $rt->isSpecial( 'Userlogout' ) ) {
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// rolleyes
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} else {
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return $rt->getFullURL();
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}
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}
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return $rt;
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}
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}
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// No or invalid redirect
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return false;
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}
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/**
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* Get the title object of the article
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* @return Title object of this page
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*/
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public function getTitle() {
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return $this->mTitle;
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}
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/**
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* Clear the object
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* FIXME: shouldn't this be public?
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* @private
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*/
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public function clear() {
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$this->mDataLoaded = false;
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$this->mContentLoaded = false;
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$this->mUser = $this->mCounter = -1; # Not loaded
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$this->mRedirectedFrom = null; # Title object if set
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$this->mRedirectTarget = null; # Title object if set
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$this->mUserText =
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$this->mTimestamp = $this->mComment = '';
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$this->mGoodAdjustment = $this->mTotalAdjustment = 0;
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$this->mTouched = '19700101000000';
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$this->mForUpdate = false;
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$this->mIsRedirect = false;
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$this->mRevIdFetched = 0;
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$this->mRedirectUrl = false;
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$this->mLatest = false;
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$this->mPreparedEdit = false;
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}
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/**
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* Note that getContent/loadContent do not follow redirects anymore.
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* If you need to fetch redirectable content easily, try
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* the shortcut in Article::followRedirect()
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*
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* This function has side effects! Do not use this function if you
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* only want the real revision text if any.
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*
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* @return Return the text of this revision
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*/
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public function getContent() {
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global $wgUser, $wgContLang, $wgMessageCache;
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wfProfileIn( __METHOD__ );
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if ( $this->getID() === 0 ) {
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# If this is a MediaWiki:x message, then load the messages
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# and return the message value for x.
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if ( $this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
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# If this is a system message, get the default text.
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list( $message, $lang ) = $wgMessageCache->figureMessage( $wgContLang->lcfirst( $this->mTitle->getText() ) );
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$text = wfMsgGetKey( $message, false, $lang, false );
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if ( wfEmptyMsg( $message, $text ) )
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$text = '';
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} else {
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$text = wfMsgExt( $wgUser->isLoggedIn() ? 'noarticletext' : 'noarticletextanon', 'parsemag' );
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}
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wfProfileOut( __METHOD__ );
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return $text;
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} else {
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$this->loadContent();
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wfProfileOut( __METHOD__ );
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return $this->mContent;
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}
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}
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/**
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* Get the text of the current revision. No side-effects...
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*
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* @return Return the text of the current revision
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*/
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public function getRawText() {
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// Check process cache for current revision
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if ( $this->mContentLoaded && $this->mOldId == 0 ) {
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return $this->mContent;
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}
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$rev = Revision::newFromTitle( $this->mTitle );
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$text = $rev ? $rev->getRawText() : false;
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return $text;
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}
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/**
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* This function returns the text of a section, specified by a number ($section).
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* A section is text under a heading like == Heading == or \<h1\>Heading\</h1\>, or
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* the first section before any such heading (section 0).
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*
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* If a section contains subsections, these are also returned.
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*
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* @param $text String: text to look in
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* @param $section Integer: section number
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* @return string text of the requested section
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* @deprecated
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*/
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public function getSection( $text, $section ) {
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global $wgParser;
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return $wgParser->getSection( $text, $section );
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}
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/**
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* Get the text that needs to be saved in order to undo all revisions
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* between $undo and $undoafter. Revisions must belong to the same page,
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* must exist and must not be deleted
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* @param $undo Revision
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* @param $undoafter Revision Must be an earlier revision than $undo
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* @return mixed string on success, false on failure
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*/
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public function getUndoText( Revision $undo, Revision $undoafter = null ) {
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$currentRev = Revision::newFromTitle( $this->mTitle );
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if ( !$currentRev ) {
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return false; // no page
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}
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$undo_text = $undo->getText();
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$undoafter_text = $undoafter->getText();
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$cur_text = $currentRev->getText();
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if ( $cur_text == $undo_text ) {
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# No use doing a merge if it's just a straight revert.
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return $undoafter_text;
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}
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$undone_text = '';
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if ( !wfMerge( $undo_text, $undoafter_text, $cur_text, $undone_text ) ) {
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return false;
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}
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return $undone_text;
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}
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/**
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* @return int The oldid of the article that is to be shown, 0 for the
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* current revision
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*/
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public function getOldID() {
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if ( is_null( $this->mOldId ) ) {
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$this->mOldId = $this->getOldIDFromRequest();
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}
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return $this->mOldId;
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}
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/**
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* Sets $this->mRedirectUrl to a correct URL if the query parameters are incorrect
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*
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* @return int The old id for the request
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*/
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public function getOldIDFromRequest() {
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global $wgRequest;
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$this->mRedirectUrl = false;
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$oldid = $wgRequest->getVal( 'oldid' );
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if ( isset( $oldid ) ) {
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$oldid = intval( $oldid );
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if ( $wgRequest->getVal( 'direction' ) == 'next' ) {
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$nextid = $this->mTitle->getNextRevisionID( $oldid );
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if ( $nextid ) {
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$oldid = $nextid;
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} else {
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$this->mRedirectUrl = $this->mTitle->getFullURL( 'redirect=no' );
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}
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} elseif ( $wgRequest->getVal( 'direction' ) == 'prev' ) {
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$previd = $this->mTitle->getPreviousRevisionID( $oldid );
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if ( $previd ) {
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$oldid = $previd;
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}
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}
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}
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if ( !$oldid ) {
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$oldid = 0;
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}
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return $oldid;
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}
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/**
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* Load the revision (including text) into this object
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*/
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function loadContent() {
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if ( $this->mContentLoaded ) {
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return;
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}
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wfProfileIn( __METHOD__ );
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$this->fetchContent( $this->getOldID() );
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wfProfileOut( __METHOD__ );
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}
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/**
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* Fetch a page record with the given conditions
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* @param $dbr Database object
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* @param $conditions Array
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* @return mixed Database result resource, or false on failure
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*/
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protected function pageData( $dbr, $conditions ) {
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$fields = array(
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'page_id',
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'page_namespace',
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'page_title',
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'page_restrictions',
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'page_counter',
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'page_is_redirect',
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'page_is_new',
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'page_random',
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'page_touched',
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'page_latest',
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'page_len',
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);
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wfRunHooks( 'ArticlePageDataBefore', array( &$this, &$fields ) );
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$row = $dbr->selectRow( 'page', $fields, $conditions, __METHOD__ );
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wfRunHooks( 'ArticlePageDataAfter', array( &$this, &$row ) );
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return $row;
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}
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/**
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* Fetch a page record matching the Title object's namespace and title
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* using a sanitized title string
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*
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* @param $dbr Database object
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* @param $title Title object
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* @return mixed Database result resource, or false on failure
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*/
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public function pageDataFromTitle( $dbr, $title ) {
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return $this->pageData( $dbr, array(
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'page_namespace' => $title->getNamespace(),
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'page_title' => $title->getDBkey() ) );
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}
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/**
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* Fetch a page record matching the requested ID
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*
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* @param $dbr Database
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* @param $id Integer
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*/
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protected function pageDataFromId( $dbr, $id ) {
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return $this->pageData( $dbr, array( 'page_id' => $id ) );
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}
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/**
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* Set the general counter, title etc data loaded from
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* some source.
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*
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* @param $data Database row object or "fromdb"
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*/
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public function loadPageData( $data = 'fromdb' ) {
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if ( $data === 'fromdb' ) {
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$dbr = wfGetDB( DB_SLAVE );
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$data = $this->pageDataFromTitle( $dbr, $this->mTitle );
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}
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$lc = LinkCache::singleton();
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if ( $data ) {
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$lc->addGoodLinkObj( $data->page_id, $this->mTitle, $data->page_len, $data->page_is_redirect, $data->page_latest );
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$this->mTitle->mArticleID = intval( $data->page_id );
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# Old-fashioned restrictions
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$this->mTitle->loadRestrictions( $data->page_restrictions );
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$this->mCounter = intval( $data->page_counter );
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$this->mTouched = wfTimestamp( TS_MW, $data->page_touched );
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$this->mIsRedirect = intval( $data->page_is_redirect );
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$this->mLatest = intval( $data->page_latest );
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} else {
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$lc->addBadLinkObj( $this->mTitle );
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$this->mTitle->mArticleID = 0;
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}
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$this->mDataLoaded = true;
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}
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/**
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* Get text of an article from database
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* Does *NOT* follow redirects.
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*
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* @param $oldid Int: 0 for whatever the latest revision is
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* @return mixed string containing article contents, or false if null
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*/
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function fetchContent( $oldid = 0 ) {
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if ( $this->mContentLoaded ) {
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return $this->mContent;
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}
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# Pre-fill content with error message so that if something
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# fails we'll have something telling us what we intended.
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$t = $this->mTitle->getPrefixedText();
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$d = $oldid ? wfMsgExt( 'missingarticle-rev', array( 'escape' ), $oldid ) : '';
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$this->mContent = wfMsgNoTrans( 'missing-article', $t, $d ) ;
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if ( $oldid ) {
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$revision = Revision::newFromId( $oldid );
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if ( $revision === null ) {
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wfDebug( __METHOD__ . " failed to retrieve specified revision, id $oldid\n" );
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return false;
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}
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if ( !$this->mDataLoaded || $this->getID() != $revision->getPage() ) {
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$data = $this->pageDataFromId( wfGetDB( DB_SLAVE ), $revision->getPage() );
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if ( !$data ) {
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wfDebug( __METHOD__ . " failed to get page data linked to revision id $oldid\n" );
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return false;
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}
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$this->mTitle = Title::makeTitle( $data->page_namespace, $data->page_title );
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$this->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" );
|
|
return false;
|
|
}
|
|
|
|
$revision = Revision::newFromId( $this->mLatest );
|
|
if ( $revision === null ) {
|
|
wfDebug( __METHOD__ . " failed to retrieve current page, rev_id {$this->mLatest}\n" );
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// FIXME: Horrible, horrible! This content-loading interface just plain sucks.
|
|
// 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 =& $revision;
|
|
|
|
wfRunHooks( 'ArticleAfterFetchContent', array( &$this, &$this->mContent ) );
|
|
|
|
return $this->mContent;
|
|
}
|
|
|
|
/**
|
|
* Read/write accessor to select FOR UPDATE
|
|
*
|
|
* @param $x Mixed: FIXME
|
|
* @return mixed value of $x, or value stored in Article::mForUpdate
|
|
*/
|
|
public function forUpdate( $x = null ) {
|
|
return wfSetVar( $this->mForUpdate, $x );
|
|
}
|
|
|
|
/**
|
|
* Get options for all SELECT statements
|
|
*
|
|
* @param $options Array: an optional options array which'll be appended to
|
|
* the default
|
|
* @return Array: options
|
|
*/
|
|
protected function getSelectOptions( $options = '' ) {
|
|
if ( $this->mForUpdate ) {
|
|
if ( is_array( $options ) ) {
|
|
$options[] = 'FOR UPDATE';
|
|
} else {
|
|
$options = 'FOR UPDATE';
|
|
}
|
|
}
|
|
|
|
return $options;
|
|
}
|
|
|
|
/**
|
|
* @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__,
|
|
$this->getSelectOptions()
|
|
);
|
|
}
|
|
}
|
|
|
|
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 $text String: text to analyze
|
|
* @return bool
|
|
*/
|
|
public function isCountable( $text ) {
|
|
global $wgUseCommaCount;
|
|
|
|
$token = $wgUseCommaCount ? ',' : '[[';
|
|
|
|
return $this->mTitle->isContentPage() && !$this->isRedirect( $text ) && in_string( $token, $text );
|
|
}
|
|
|
|
/**
|
|
* 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;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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;
|
|
}
|
|
|
|
return $this->exists() && $this->mRevision && $this->mRevision->isCurrent();
|
|
}
|
|
|
|
/**
|
|
* Loads everything except the text
|
|
* This isn't necessary for all uses, so it's only done if needed.
|
|
*/
|
|
protected function loadLastEdit() {
|
|
if ( -1 != $this->mUser ) {
|
|
return;
|
|
}
|
|
|
|
# New or non-existent articles have no user information
|
|
$id = $this->getID();
|
|
if ( 0 == $id ) {
|
|
return;
|
|
}
|
|
|
|
$revision = Revision::loadFromPageId( wfGetDB( DB_MASTER ), $id );
|
|
if ( !is_null( $revision ) ) {
|
|
$this->setLastEdit( $revision );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Set the latest revision
|
|
*/
|
|
protected function setLastEdit( Revision $revision ) {
|
|
$this->mLastRevision = $revision;
|
|
$this->mUser = $revision->getUser();
|
|
$this->mUserText = $revision->getUserText();
|
|
$this->mTimestamp = $revision->getTimestamp();
|
|
$this->mComment = $revision->getComment();
|
|
$this->mMinorEdit = $revision->isMinor();
|
|
}
|
|
|
|
/**
|
|
* @return string GMT timestamp of last article revision
|
|
*/
|
|
public function getTimestamp() {
|
|
// Check if the field has been filled by ParserCache::get()
|
|
if ( !$this->mTimestamp ) {
|
|
$this->loadLastEdit();
|
|
}
|
|
|
|
return wfTimestamp( TS_MW, $this->mTimestamp );
|
|
}
|
|
|
|
/**
|
|
* @return int user ID for the user that made the last article revision
|
|
*/
|
|
public function getUser() {
|
|
$this->loadLastEdit();
|
|
return $this->mUser;
|
|
}
|
|
|
|
/**
|
|
* @return string username of the user that made the last article revision
|
|
*/
|
|
public function getUserText() {
|
|
$this->loadLastEdit();
|
|
return $this->mUserText;
|
|
}
|
|
|
|
/**
|
|
* @return string Comment stored for the last article revision
|
|
*/
|
|
public function getComment() {
|
|
$this->loadLastEdit();
|
|
return $this->mComment;
|
|
}
|
|
|
|
/**
|
|
* 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();
|
|
return $this->mMinorEdit;
|
|
}
|
|
|
|
/**
|
|
* 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();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* FIXME: this does what?
|
|
* @param $limit Integer: default 0.
|
|
* @param $offset Integer: default 0.
|
|
* @return UserArrayFromResult object with User objects of article contributors for requested range
|
|
*/
|
|
public function getContributors( $limit = 0, $offset = 0 ) {
|
|
# FIXME: this is expensive; cache this info somewhere.
|
|
|
|
$dbr = wfGetDB( DB_SLAVE );
|
|
$revTable = $dbr->tableName( 'revision' );
|
|
$userTable = $dbr->tableName( 'user' );
|
|
|
|
$pageId = $this->getId();
|
|
|
|
$user = $this->getUser();
|
|
|
|
if ( $user ) {
|
|
$excludeCond = "AND rev_user != $user";
|
|
} else {
|
|
$userText = $dbr->addQuotes( $this->getUserText() );
|
|
$excludeCond = "AND rev_user_text != $userText";
|
|
}
|
|
|
|
$deletedBit = $dbr->bitAnd( 'rev_deleted', Revision::DELETED_USER ); // username hidden?
|
|
|
|
$sql = "SELECT {$userTable}.*, rev_user_text as user_name, MAX(rev_timestamp) as timestamp
|
|
FROM $revTable LEFT JOIN $userTable ON rev_user = user_id
|
|
WHERE rev_page = $pageId
|
|
$excludeCond
|
|
AND $deletedBit = 0
|
|
GROUP BY rev_user, rev_user_text
|
|
ORDER BY timestamp DESC";
|
|
|
|
if ( $limit > 0 ) {
|
|
$sql = $dbr->limitResult( $sql, $limit, $offset );
|
|
}
|
|
|
|
$sql .= ' ' . $this->getSelectOptions();
|
|
$res = $dbr->query( $sql, __METHOD__ );
|
|
|
|
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();
|
|
$parserCache = ParserCache::singleton();
|
|
|
|
$parserOptions = $this->getParserOptions();
|
|
# Render printable version, use printable version cache
|
|
if ( $wgOut->isPrintable() ) {
|
|
$parserOptions->setIsPrintable( true );
|
|
$parserOptions->setEditSection( false );
|
|
} else if ( $wgUseETag && !$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
|
|
} else if ( $wgUseFileCache && $this->tryFileCache() ) {
|
|
wfDebug( __METHOD__ . ": done file cache\n" );
|
|
# tell wgOut that output is taken care of
|
|
$wgOut->disable();
|
|
$this->viewUpdates();
|
|
wfProfileOut( __METHOD__ );
|
|
|
|
return;
|
|
}
|
|
}
|
|
|
|
# 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
|
|
$wgOut->allowClickjacking();
|
|
|
|
if ( !$wgUseETag && !$this->mTitle->quickUserCan( 'edit' ) ) {
|
|
$parserOptions->setEditSection( false );
|
|
}
|
|
|
|
# Should the parser cache be used?
|
|
$useParserCache = $this->useParserCache( $oldid );
|
|
wfDebug( 'Article::view using parser cache: ' . ( $useParserCache ? 'yes' : 'no' ) . "\n" );
|
|
if ( $wgUser->getStubThreshold() ) {
|
|
wfIncrStats( 'pcache_miss_stub' );
|
|
}
|
|
|
|
$wasRedirected = $this->showRedirectedFromHeader();
|
|
$this->showNamespaceHeader();
|
|
|
|
# Iterate through the possible ways of constructing the output text.
|
|
# Keep going until $outputDone is set, or we run out of things to do.
|
|
$pass = 0;
|
|
$outputDone = false;
|
|
$this->mParserOutput = false;
|
|
|
|
while ( !$outputDone && ++$pass ) {
|
|
switch( $pass ) {
|
|
case 1:
|
|
wfRunHooks( 'ArticleViewHeader', array( &$this, &$outputDone, &$useParserCache ) );
|
|
break;
|
|
case 2:
|
|
# Try the parser cache
|
|
if ( $useParserCache ) {
|
|
$this->mParserOutput = $parserCache->get( $this, $parserOptions );
|
|
|
|
if ( $this->mParserOutput !== false ) {
|
|
wfDebug( __METHOD__ . ": showing parser cache contents\n" );
|
|
$wgOut->addParserOutput( $this->mParserOutput );
|
|
# Ensure that UI elements requiring revision ID have
|
|
# the correct version information.
|
|
$wgOut->setRevisionId( $this->mLatest );
|
|
$outputDone = true;
|
|
}
|
|
}
|
|
break;
|
|
case 3:
|
|
$text = $this->getContent();
|
|
if ( $text === false || $this->getID() == 0 ) {
|
|
wfDebug( __METHOD__ . ": showing missing article\n" );
|
|
$this->showMissingArticle();
|
|
wfProfileOut( __METHOD__ );
|
|
return;
|
|
}
|
|
|
|
# Another whitelist check in case oldid is altering the title
|
|
if ( !$this->mTitle->userCanRead() ) {
|
|
wfDebug( __METHOD__ . ": denied on secondary read check\n" );
|
|
$wgOut->loginToUse();
|
|
$wgOut->output();
|
|
$wgOut->disable();
|
|
wfProfileOut( __METHOD__ );
|
|
return;
|
|
}
|
|
|
|
# Are we looking at an old revision
|
|
if ( $oldid && !is_null( $this->mRevision ) ) {
|
|
$this->setOldSubtitle( $oldid );
|
|
|
|
if ( !$this->showDeletedRevisionHeader() ) {
|
|
wfDebug( __METHOD__ . ": cannot view deleted revision\n" );
|
|
wfProfileOut( __METHOD__ );
|
|
return;
|
|
}
|
|
|
|
# If this "old" version is the current, then try the parser cache...
|
|
if ( $oldid === $this->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 );
|
|
$outputDone = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
# Ensure that UI elements requiring revision ID have
|
|
# the correct version information.
|
|
$wgOut->setRevisionId( $this->getRevIdFetched() );
|
|
|
|
# Pages containing custom CSS or JavaScript get special treatment
|
|
if ( $this->mTitle->isCssOrJsPage() || $this->mTitle->isCssJsSubpage() ) {
|
|
wfDebug( __METHOD__ . ": showing CSS/JS source\n" );
|
|
$this->showCssOrJsPage();
|
|
$outputDone = true;
|
|
} else {
|
|
$rt = Title::newFromRedirectArray( $text );
|
|
if ( $rt ) {
|
|
wfDebug( __METHOD__ . ": showing redirect=no page\n" );
|
|
# Viewing a redirect page (e.g. with parameter redirect=no)
|
|
# 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 );
|
|
$wgOut->addParserOutputNoText( $this->mParserOutput );
|
|
$outputDone = true;
|
|
}
|
|
}
|
|
break;
|
|
case 4:
|
|
# Run the parse, protected by a pool counter
|
|
wfDebug( __METHOD__ . ": doing uncached parse\n" );
|
|
|
|
$key = $parserCache->getKey( $this, $parserOptions );
|
|
$poolArticleView = new PoolWorkArticleView( $this, $key, $useParserCache, $parserOptions );
|
|
|
|
if ( !$poolArticleView->execute() ) {
|
|
# Connection or timeout error
|
|
wfProfileOut( __METHOD__ );
|
|
return;
|
|
} else {
|
|
$outputDone = true;
|
|
}
|
|
break;
|
|
# Should be unreachable, but just in case...
|
|
default:
|
|
break 2;
|
|
}
|
|
}
|
|
|
|
# Adjust the title if it was set by displaytitle, -{T|}- or language conversion
|
|
if ( $this->mParserOutput ) {
|
|
$titleText = $this->mParserOutput->getTitleText();
|
|
|
|
if ( strval( $titleText ) !== '' ) {
|
|
$wgOut->setPageTitle( $titleText );
|
|
}
|
|
}
|
|
|
|
# For the main page, overwrite the <title> element with the con-
|
|
# 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() )
|
|
&& ( $m = wfMsgForContent( 'pagetitle-view-mainpage' ) ) !== '' )
|
|
{
|
|
$wgOut->setHTMLTitle( $m );
|
|
}
|
|
|
|
# Now that we've filled $this->mParserOutput, we know whether
|
|
# there are any __NOINDEX__ tags on the page
|
|
$policy = $this->getRobotPolicy( 'view' );
|
|
$wgOut->setIndexPolicy( $policy['index'] );
|
|
$wgOut->setFollowPolicy( $policy['follow'] );
|
|
|
|
$this->showViewFooter();
|
|
$this->viewUpdates();
|
|
wfProfileOut( __METHOD__ );
|
|
}
|
|
|
|
/**
|
|
* Show a diff page according to current request variables. For use within
|
|
* Article::view() only, other callers should use the DifferenceEngine class.
|
|
*/
|
|
public function showDiffPage() {
|
|
global $wgRequest, $wgUser;
|
|
|
|
$diff = $wgRequest->getVal( 'diff' );
|
|
$rcid = $wgRequest->getVal( 'rcid' );
|
|
$diffOnly = $wgRequest->getBool( 'diffonly', $wgUser->getOption( 'diffonly' ) );
|
|
$purge = $wgRequest->getVal( 'action' ) == 'purge';
|
|
$unhide = $wgRequest->getInt( 'unhide' ) == 1;
|
|
$oldid = $this->getOldID();
|
|
|
|
$de = new DifferenceEngine( $this->mTitle, $oldid, $diff, $rcid, $purge, $unhide );
|
|
// DifferenceEngine directly fetched the revision:
|
|
$this->mRevIdFetched = $de->mNewid;
|
|
$de->showDiffPage( $diffOnly );
|
|
|
|
// Needed to get the page's current revision
|
|
$this->loadPageData();
|
|
if ( $diff == 0 || $diff == $this->mLatest ) {
|
|
# Run view updates for current revision only
|
|
$this->viewUpdates();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Show a page view for a page formatted as CSS or JavaScript. To be called by
|
|
* Article::view() only.
|
|
*
|
|
* This is hooked by SyntaxHighlight_GeSHi to do syntax highlighting of these
|
|
* page views.
|
|
*/
|
|
protected function showCssOrJsPage() {
|
|
global $wgOut;
|
|
|
|
$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 ) ) ) {
|
|
// Wrap the whole lot in a <pre> and don't parse
|
|
$m = array();
|
|
preg_match( '!\.(css|js)$!u', $this->mTitle->getText(), $m );
|
|
$wgOut->addHTML( "<pre class=\"mw-code mw-{$m[1]}\" dir=\"ltr\">\n" );
|
|
$wgOut->addHTML( htmlspecialchars( $this->mContent ) );
|
|
$wgOut->addHTML( "\n</pre>\n" );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the robot policy to be used for the current view
|
|
* @param $action String the action= GET parameter
|
|
* @return Array the policy that should be set
|
|
* TODO: actions other than 'view'
|
|
*/
|
|
public function getRobotPolicy( $action ) {
|
|
global $wgOut, $wgArticleRobotPolicies, $wgNamespaceRobotPolicies;
|
|
global $wgDefaultRobotPolicy, $wgRequest;
|
|
|
|
$ns = $this->mTitle->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() ) {
|
|
$block = new Block();
|
|
if ( $block->load( $this->mTitle->getText() ) ) {
|
|
return array(
|
|
'index' => 'noindex',
|
|
'follow' => 'nofollow'
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( $this->getID() === 0 || $this->getOldID() ) {
|
|
# Non-articles (special pages etc), and old revisions
|
|
return array(
|
|
'index' => 'noindex',
|
|
'follow' => 'nofollow'
|
|
);
|
|
} elseif ( $wgOut->isPrintable() ) {
|
|
# Discourage indexing of printable versions, but encourage following
|
|
return array(
|
|
'index' => 'noindex',
|
|
'follow' => 'follow'
|
|
);
|
|
} elseif ( $wgRequest->getInt( 'curid' ) ) {
|
|
# For ?curid=x urls, disallow indexing
|
|
return array(
|
|
'index' => 'noindex',
|
|
'follow' => 'follow'
|
|
);
|
|
}
|
|
|
|
# Otherwise, construct the policy based on the various config variables.
|
|
$policy = self::formatRobotPolicy( $wgDefaultRobotPolicy );
|
|
|
|
if ( isset( $wgNamespaceRobotPolicies[$ns] ) ) {
|
|
# Honour customised robot policies for this namespace
|
|
$policy = array_merge(
|
|
$policy,
|
|
self::formatRobotPolicy( $wgNamespaceRobotPolicies[$ns] )
|
|
);
|
|
}
|
|
if ( $this->mTitle->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(
|
|
$policy,
|
|
array( 'index' => $this->mParserOutput->getIndexPolicy() )
|
|
);
|
|
}
|
|
|
|
if ( isset( $wgArticleRobotPolicies[$this->mTitle->getPrefixedText()] ) ) {
|
|
# (bug 14900) site config can override user-defined __INDEX__ or __NOINDEX__
|
|
$policy = array_merge(
|
|
$policy,
|
|
self::formatRobotPolicy( $wgArticleRobotPolicies[$this->mTitle->getPrefixedText()] )
|
|
);
|
|
}
|
|
|
|
return $policy;
|
|
}
|
|
|
|
/**
|
|
* Converts a String robot policy into an associative array, to allow
|
|
* merging of several policies using array_merge().
|
|
* @param $policy Mixed, returns empty array on null/false/'', transparent
|
|
* to already-converted arrays, converts String.
|
|
* @return Array: 'index' => <indexpolicy>, 'follow' => <followpolicy>
|
|
*/
|
|
public static function formatRobotPolicy( $policy ) {
|
|
if ( is_array( $policy ) ) {
|
|
return $policy;
|
|
} elseif ( !$policy ) {
|
|
return array();
|
|
}
|
|
|
|
$policy = explode( ',', $policy );
|
|
$policy = array_map( 'trim', $policy );
|
|
|
|
$arr = array();
|
|
foreach ( $policy as $var ) {
|
|
if ( in_array( $var, array( 'index', 'noindex' ) ) ) {
|
|
$arr['index'] = $var;
|
|
} elseif ( in_array( $var, array( 'follow', 'nofollow' ) ) ) {
|
|
$arr['follow'] = $var;
|
|
}
|
|
}
|
|
|
|
return $arr;
|
|
}
|
|
|
|
/**
|
|
* If this request is a redirect view, send "redirected from" subtitle to
|
|
* $wgOut. Returns true if the header was needed, false if this is not a
|
|
* redirect view. Handles both local and remote redirects.
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function showRedirectedFromHeader() {
|
|
global $wgOut, $wgUser, $wgRequest, $wgRedirectSources;
|
|
|
|
$rdfrom = $wgRequest->getVal( 'rdfrom' );
|
|
$sk = $wgUser->getSkin();
|
|
|
|
if ( isset( $this->mRedirectedFrom ) ) {
|
|
// This is an internally redirected page view.
|
|
// We'll need a backlink to the source page for navigation.
|
|
if ( wfRunHooks( 'ArticleViewRedirect', array( &$this ) ) ) {
|
|
$redir = $sk->link(
|
|
$this->mRedirectedFrom,
|
|
null,
|
|
array(),
|
|
array( 'redirect' => 'no' ),
|
|
array( 'known', 'noclasses' )
|
|
);
|
|
|
|
$s = wfMsgExt( 'redirectedfrom', array( 'parseinline', 'replaceafter' ), $redir );
|
|
$wgOut->setSubtitle( $s );
|
|
|
|
// Set the fragment if one was specified in the redirect
|
|
if ( strval( $this->mTitle->getFragment() ) != '' ) {
|
|
$fragment = Xml::escapeJsString( $this->mTitle->getFragmentForURL() );
|
|
$wgOut->addInlineScript( "redirectToFragment(\"$fragment\");" );
|
|
}
|
|
|
|
// Add a <link rel="canonical"> tag
|
|
$wgOut->addLink( array( 'rel' => 'canonical',
|
|
'href' => $this->mTitle->getLocalURL() )
|
|
);
|
|
|
|
return true;
|
|
}
|
|
} elseif ( $rdfrom ) {
|
|
// This is an externally redirected view, from some other wiki.
|
|
// If it was reported from a trusted site, supply a backlink.
|
|
if ( $wgRedirectSources && preg_match( $wgRedirectSources, $rdfrom ) ) {
|
|
$redir = $sk->makeExternalLink( $rdfrom, $rdfrom );
|
|
$s = wfMsgExt( 'redirectedfrom', array( 'parseinline', 'replaceafter' ), $redir );
|
|
$wgOut->setSubtitle( $s );
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Show a header specific to the namespace currently being viewed, like
|
|
* [[MediaWiki:Talkpagetext]]. For Article::view().
|
|
*/
|
|
public function showNamespaceHeader() {
|
|
global $wgOut;
|
|
|
|
if ( $this->mTitle->isTalkPage() ) {
|
|
if ( !wfMessage( 'talkpageheader' )->isDisabled() ) {
|
|
$wgOut->wrapWikiMsg( "<div class=\"mw-talkpageheader\">\n$1\n</div>", array( 'talkpageheader' ) );
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Show the footer section of an ordinary page view
|
|
*/
|
|
public function showViewFooter() {
|
|
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() ) ) {
|
|
$wgOut->addWikiMsg( 'anontalkpagetext' );
|
|
}
|
|
|
|
# If we have been passed an &rcid= parameter, we want to give the user a
|
|
# chance to mark this new article as patrolled.
|
|
$this->showPatrolFooter();
|
|
|
|
# Trackbacks
|
|
if ( $wgUseTrackbacks ) {
|
|
$this->addTrackbacks();
|
|
}
|
|
|
|
wfRunHooks( 'ArticleViewFooter', array( $this ) );
|
|
|
|
}
|
|
|
|
/**
|
|
* If patrol is possible, output a patrol UI box. This is called from the
|
|
* footer section of ordinary page views. If patrol is not possible or not
|
|
* desired, does nothing.
|
|
*/
|
|
public function showPatrolFooter() {
|
|
global $wgOut, $wgRequest, $wgUser;
|
|
|
|
$rcid = $wgRequest->getVal( 'rcid' );
|
|
|
|
if ( !$rcid || !$this->mTitle->quickUserCan( 'patrol' ) ) {
|
|
return;
|
|
}
|
|
|
|
$sk = $wgUser->getSkin();
|
|
$token = $wgUser->editToken( $rcid );
|
|
$wgOut->preventClickjacking();
|
|
|
|
$wgOut->addHTML(
|
|
"<div class='patrollink'>" .
|
|
wfMsgHtml(
|
|
'markaspatrolledlink',
|
|
$sk->link(
|
|
$this->mTitle,
|
|
wfMsgHtml( 'markaspatrolledtext' ),
|
|
array(),
|
|
array(
|
|
'action' => 'markpatrolled',
|
|
'rcid' => $rcid,
|
|
'token' => $token,
|
|
),
|
|
array( 'known', 'noclasses' )
|
|
)
|
|
) .
|
|
'</div>'
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Show the error text for a missing article. For articles in the MediaWiki
|
|
* namespace, show the default message text. To be called from Article::view().
|
|
*/
|
|
public function showMissingArticle() {
|
|
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() );
|
|
$rootPart = $parts[0];
|
|
$user = User::newFromName( $rootPart, false /* allow IP users*/ );
|
|
$ip = User::isIP( $rootPart );
|
|
|
|
if ( !$user->isLoggedIn() && !$ip ) { # User does not exist
|
|
$wgOut->wrapWikiMsg( "<div class=\"mw-userpage-userdoesnotexist error\">\n\$1\n</div>",
|
|
array( 'userpage-userdoesnotexist-view', $rootPart ) );
|
|
} else if ( $user->isBlocked() ) { # Show log extract if the user is currently blocked
|
|
LogEventsList::showLogExtract(
|
|
$wgOut,
|
|
'block',
|
|
$user->getUserPage()->getPrefixedText(),
|
|
'',
|
|
array(
|
|
'lim' => 1,
|
|
'showIfEmpty' => false,
|
|
'msgKey' => array(
|
|
'blocked-notice-logextract',
|
|
$user->getName() # Support GENDER in notice
|
|
)
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
wfRunHooks( 'ShowMissingArticle', array( $this ) );
|
|
|
|
# Show delete and move logs
|
|
LogEventsList::showLogExtract( $wgOut, array( 'delete', 'move' ), $this->mTitle->getPrefixedText(), '',
|
|
array( 'lim' => 10,
|
|
'conds' => array( "log_action != 'revision'" ),
|
|
'showIfEmpty' => false,
|
|
'msgKey' => array( 'moveddeleted-notice' ) )
|
|
);
|
|
|
|
# Show error message
|
|
$oldid = $this->getOldID();
|
|
if ( $oldid ) {
|
|
$text = wfMsgNoTrans( 'missing-article',
|
|
$this->mTitle->getPrefixedText(),
|
|
wfMsgNoTrans( 'missingarticle-rev', $oldid ) );
|
|
} elseif ( $this->mTitle->getNamespace() === NS_MEDIAWIKI ) {
|
|
// Use the default message text
|
|
$text = $this->getContent();
|
|
} else {
|
|
$createErrors = $this->mTitle->getUserPermissionsErrors( 'create', $wgUser );
|
|
$editErrors = $this->mTitle->getUserPermissionsErrors( 'edit', $wgUser );
|
|
$errors = array_merge( $createErrors, $editErrors );
|
|
|
|
if ( !count( $errors ) ) {
|
|
$text = wfMsgNoTrans( 'noarticletext' );
|
|
} else {
|
|
$text = wfMsgNoTrans( 'noarticletext-nopermission' );
|
|
}
|
|
}
|
|
$text = "<div class='noarticletext'>\n$text\n</div>";
|
|
|
|
if ( !$this->hasViewableContent() ) {
|
|
// If there's no backing content, send a 404 Not Found
|
|
// for better machine handling of broken links.
|
|
$wgRequest->response()->header( "HTTP/1.x 404 Not Found" );
|
|
}
|
|
|
|
$wgOut->addWikiText( $text );
|
|
}
|
|
|
|
/**
|
|
* If the revision requested for view is deleted, check permissions.
|
|
* Send either an error message or a warning header to $wgOut.
|
|
*
|
|
* @return boolean true if the view is allowed, false if not.
|
|
*/
|
|
public function showDeletedRevisionHeader() {
|
|
global $wgOut, $wgRequest;
|
|
|
|
if ( !$this->mRevision->isDeleted( Revision::DELETED_TEXT ) ) {
|
|
// Not deleted
|
|
return true;
|
|
}
|
|
|
|
// If the user is not allowed to see it...
|
|
if ( !$this->mRevision->userCan( Revision::DELETED_TEXT ) ) {
|
|
$wgOut->wrapWikiMsg( "<div class='mw-warning plainlinks'>\n$1\n</div>\n",
|
|
'rev-deleted-text-permission' );
|
|
|
|
return false;
|
|
// If the user needs to confirm that they want to see it...
|
|
} else if ( $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" );
|
|
$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",
|
|
array( $msg, $link ) );
|
|
|
|
return false;
|
|
// We are allowed to see...
|
|
} else {
|
|
$msg = $this->mRevision->isDeleted( Revision::DELETED_RESTRICTED ) ?
|
|
'rev-suppressed-text-view' : 'rev-deleted-text-view';
|
|
$wgOut->wrapWikiMsg( "<div class='mw-warning plainlinks'>\n$1\n</div>\n", $msg );
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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
|
|
*/
|
|
public function doViewParse() {
|
|
global $wgOut;
|
|
|
|
$oldid = $this->getOldID();
|
|
$parserOptions = $this->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' ) ) {
|
|
$parserOptions->setEditSection( false );
|
|
}
|
|
|
|
$useParserCache = $this->useParserCache( $oldid );
|
|
$this->outputWikiText( $this->getContent(), $useParserCache, $parserOptions );
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Try to fetch an expired entry from the parser cache. If it is present,
|
|
* output it and return true. If it is not present, output nothing and
|
|
* return false. This is used as a callback function for
|
|
* PoolCounter::executeProtected().
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function tryDirtyCache() {
|
|
global $wgOut;
|
|
$parserCache = ParserCache::singleton();
|
|
$options = $this->getParserOptions();
|
|
|
|
if ( $wgOut->isPrintable() ) {
|
|
$options->setIsPrintable( true );
|
|
$options->setEditSection( false );
|
|
}
|
|
|
|
$output = $parserCache->getDirty( $this, $options );
|
|
|
|
if ( $output ) {
|
|
wfDebug( __METHOD__ . ": sending dirty output\n" );
|
|
wfDebugLog( 'dirty', "dirty output " . $parserCache->getKey( $this, $options ) . "\n" );
|
|
$wgOut->setSquidMaxage( 0 );
|
|
$this->mParserOutput = $output;
|
|
$wgOut->addParserOutput( $output );
|
|
$wgOut->addHTML( "<!-- parser cache is expired, sending anyway due to pool overload-->\n" );
|
|
|
|
return true;
|
|
} else {
|
|
wfDebugLog( 'dirty', "dirty missing\n" );
|
|
wfDebug( __METHOD__ . ": no dirty cache\n" );
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* View redirect
|
|
*
|
|
* @param $target Title|Array of destination(s) to redirect
|
|
* @param $appendSubtitle Boolean [optional]
|
|
* @param $forceKnown Boolean: should the image be shown as a bluelink regardless of existence?
|
|
* @return string containing HMTL with redirect link
|
|
*/
|
|
public function viewRedirect( $target, $appendSubtitle = true, $forceKnown = false ) {
|
|
global $wgOut, $wgContLang, $wgStylePath, $wgUser;
|
|
|
|
if ( !is_array( $target ) ) {
|
|
$target = array( $target );
|
|
}
|
|
|
|
$imageDir = $wgContLang->getDir();
|
|
|
|
if ( $appendSubtitle ) {
|
|
$wgOut->appendSubtitle( wfMsgHtml( 'redirectpagesub' ) );
|
|
}
|
|
|
|
$sk = $wgUser->getSkin();
|
|
// the loop prepends the arrow image before the link, so the first case needs to be outside
|
|
$title = array_shift( $target );
|
|
|
|
if ( $forceKnown ) {
|
|
$link = $sk->linkKnown( $title, htmlspecialchars( $title->getFullText() ) );
|
|
} else {
|
|
$link = $sk->link( $title, htmlspecialchars( $title->getFullText() ) );
|
|
}
|
|
|
|
$nextRedirect = $wgStylePath . '/common/images/nextredirect' . $imageDir . '.png';
|
|
$alt = $wgContLang->isRTL() ? '←' : '→';
|
|
// Automatically append redirect=no to each link, since most of them are redirect pages themselves.
|
|
// FIXME: where this happens?
|
|
foreach ( $target as $rt ) {
|
|
$link .= Html::element( 'img', array( 'src' => $nextRedirect, 'alt' => $alt ) );
|
|
if ( $forceKnown ) {
|
|
$link .= $sk->linkKnown( $rt, htmlspecialchars( $rt->getFullText() ) );
|
|
} else {
|
|
$link .= $sk->link( $rt, htmlspecialchars( $rt->getFullText() ) );
|
|
}
|
|
}
|
|
|
|
$imageUrl = $wgStylePath . '/common/images/redirect' . $imageDir . '.png';
|
|
return '<div class="redirectMsg">' .
|
|
Html::element( 'img', array( 'src' => $imageUrl, 'alt' => '#REDIRECT' ) ) .
|
|
'<span class="redirectText">' . $link . '</span></div>';
|
|
}
|
|
|
|
/**
|
|
* Builds trackback links for article display if $wgUseTrackbacks is set to true
|
|
*/
|
|
public function addTrackbacks() {
|
|
global $wgOut, $wgUser;
|
|
|
|
$dbr = wfGetDB( DB_SLAVE );
|
|
$tbs = $dbr->select( 'trackbacks',
|
|
array( 'tb_id', 'tb_title', 'tb_url', 'tb_ex', 'tb_name' ),
|
|
array( 'tb_page' => $this->getID() )
|
|
);
|
|
|
|
if ( !$dbr->numRows( $tbs ) ) {
|
|
return;
|
|
}
|
|
|
|
$wgOut->preventClickjacking();
|
|
|
|
$tbtext = "";
|
|
foreach ( $tbs as $o ) {
|
|
$rmvtxt = "";
|
|
|
|
if ( $wgUser->isAllowed( 'trackback' ) ) {
|
|
$delurl = $this->mTitle->getFullURL( "action=deletetrackback&tbid=" .
|
|
$o->tb_id . "&token=" . urlencode( $wgUser->editToken() ) );
|
|
$rmvtxt = wfMsg( 'trackbackremove', htmlspecialchars( $delurl ) );
|
|
}
|
|
|
|
$tbtext .= "\n";
|
|
$tbtext .= wfMsgNoTrans( strlen( $o->tb_ex ) ? 'trackbackexcerpt' : 'trackback',
|
|
$o->tb_title,
|
|
$o->tb_url,
|
|
$o->tb_ex,
|
|
$o->tb_name,
|
|
$rmvtxt );
|
|
}
|
|
|
|
$wgOut->wrapWikiMsg( "<div id='mw_trackbacks'>\n$1\n</div>\n", array( 'trackbackbox', $tbtext ) );
|
|
}
|
|
|
|
/**
|
|
* Removes trackback record for current article from trackbacks table
|
|
*/
|
|
public function deletetrackback() {
|
|
global $wgUser, $wgRequest, $wgOut;
|
|
|
|
if ( !$wgUser->matchEditToken( $wgRequest->getVal( 'token' ) ) ) {
|
|
$wgOut->addWikiMsg( 'sessionfailure' );
|
|
|
|
return;
|
|
}
|
|
|
|
$permission_errors = $this->mTitle->getUserPermissionsErrors( 'delete', $wgUser );
|
|
|
|
if ( count( $permission_errors ) ) {
|
|
$wgOut->showPermissionsErrorPage( $permission_errors );
|
|
|
|
return;
|
|
}
|
|
|
|
$db = wfGetDB( DB_MASTER );
|
|
$db->delete( 'trackbacks', array( 'tb_id' => $wgRequest->getInt( 'tbid' ) ) );
|
|
|
|
$wgOut->addWikiMsg( 'trackbackdeleteok' );
|
|
$this->mTitle->invalidateCache();
|
|
}
|
|
|
|
/**
|
|
* Handle action=render
|
|
*/
|
|
|
|
public function render() {
|
|
global $wgOut;
|
|
|
|
$wgOut->setArticleBodyOnly( true );
|
|
$this->view();
|
|
}
|
|
|
|
/**
|
|
* Handle action=purge
|
|
*/
|
|
public function purge() {
|
|
global $wgUser, $wgRequest, $wgOut;
|
|
|
|
if ( $wgUser->isAllowed( 'purge' ) || $wgRequest->wasPosted() ) {
|
|
//FIXME: shouldn't this be in doPurge()?
|
|
if ( wfRunHooks( 'ArticlePurge', array( &$this ) ) ) {
|
|
$this->doPurge();
|
|
$this->view();
|
|
}
|
|
} else {
|
|
$formParams = array(
|
|
'method' => 'post',
|
|
'action' => $wgRequest->getRequestURL(),
|
|
);
|
|
|
|
$wgOut->addWikiMsg( 'confirm-purge-top' );
|
|
|
|
$form = Html::openElement( 'form', $formParams );
|
|
$form .= Xml::submitButton( wfMsg( 'confirm_purge_button' ) );
|
|
$form .= Html::closeElement( 'form' );
|
|
|
|
$wgOut->addHTML( $form );
|
|
$wgOut->addWikiMsg( 'confirm-purge-bottom' );
|
|
|
|
$wgOut->setPageTitle( $this->mTitle->getPrefixedText() );
|
|
$wgOut->setRobotPolicy( 'noindex,nofollow' );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Perform the actions of a page purging
|
|
*/
|
|
public function doPurge() {
|
|
global $wgUseSquid;
|
|
|
|
// 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 ) {
|
|
global $wgMessageCache;
|
|
|
|
if ( $this->getID() == 0 ) {
|
|
$text = false;
|
|
} else {
|
|
$text = $this->getRawText();
|
|
}
|
|
|
|
$wgMessageCache->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 Database
|
|
* @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.
|
|
* @param $setNewFlag Boolean: Set to true if a page flag should be set
|
|
* Needed when $lastRevision has to be set to sth. !=0
|
|
* @return bool true on success, false on failure
|
|
* @private
|
|
*/
|
|
public function updateRevisionOn( &$dbw, $revision, $lastRevision = null, $lastRevIsRedirect = null, $setNewFlag = false ) {
|
|
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'] = $lastRevision;
|
|
}
|
|
|
|
if ( !$setNewFlag ) {
|
|
$setNewFlag = ( $lastRevision === 0 );
|
|
}
|
|
|
|
$dbw->update( 'page',
|
|
array( /* SET */
|
|
'page_latest' => $revision->getId(),
|
|
'page_touched' => $dbw->timestamp(),
|
|
'page_is_new' => $setNewFlag,
|
|
'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 Database
|
|
* @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 ) {
|
|
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 );
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* 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" );
|
|
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;
|
|
}
|
|
|
|
/**
|
|
* This function is not deprecated until somebody fixes the core not to use
|
|
* it. Nevertheless, use Article::doEdit() instead.
|
|
* @deprecated @since 1.7
|
|
*/
|
|
function insertNewArticle( $text, $summary, $isminor, $watchthis, $suppressRC = false, $comment = false, $bot = false ) {
|
|
$flags = EDIT_NEW | EDIT_DEFER_UPDATES | EDIT_AUTOSUMMARY |
|
|
( $isminor ? EDIT_MINOR : 0 ) |
|
|
( $suppressRC ? EDIT_SUPPRESS_RC : 0 ) |
|
|
( $bot ? EDIT_FORCE_BOT : 0 );
|
|
|
|
# If this is a comment, add the summary as headline
|
|
if ( $comment && $summary != "" ) {
|
|
$text = wfMsgForContent( 'newsectionheaderdefaultlevel', $summary ) . "\n\n" . $text;
|
|
}
|
|
$this->doEdit( $text, $summary, $flags );
|
|
|
|
$dbw = wfGetDB( DB_MASTER );
|
|
if ( $watchthis ) {
|
|
if ( !$this->mTitle->userIsWatching() ) {
|
|
$dbw->begin();
|
|
$this->doWatch();
|
|
$dbw->commit();
|
|
}
|
|
} else {
|
|
if ( $this->mTitle->userIsWatching() ) {
|
|
$dbw->begin();
|
|
$this->doUnwatch();
|
|
$dbw->commit();
|
|
}
|
|
}
|
|
$this->doRedirect( $this->isRedirect( $text ) );
|
|
}
|
|
|
|
/**
|
|
* @deprecated @since 1.7 use Article::doEdit()
|
|
*/
|
|
function updateArticle( $text, $summary, $minor, $watchthis, $forceBot = false, $sectionanchor = '' ) {
|
|
$flags = EDIT_UPDATE | EDIT_DEFER_UPDATES | EDIT_AUTOSUMMARY |
|
|
( $minor ? EDIT_MINOR : 0 ) |
|
|
( $forceBot ? EDIT_FORCE_BOT : 0 );
|
|
|
|
$status = $this->doEdit( $text, $summary, $flags );
|
|
|
|
if ( !$status->isOK() ) {
|
|
return false;
|
|
}
|
|
|
|
$dbw = wfGetDB( DB_MASTER );
|
|
if ( $watchthis ) {
|
|
if ( !$this->mTitle->userIsWatching() ) {
|
|
$dbw->begin();
|
|
$this->doWatch();
|
|
$dbw->commit();
|
|
}
|
|
} else {
|
|
if ( $this->mTitle->userIsWatching() ) {
|
|
$dbw->begin();
|
|
$this->doUnwatch();
|
|
$dbw->commit();
|
|
}
|
|
}
|
|
|
|
$extraQuery = ''; // Give extensions a chance to modify URL query on update
|
|
wfRunHooks( 'ArticleUpdateBeforeRedirect', array( $this, &$sectionanchor, &$extraQuery ) );
|
|
|
|
$this->doRedirect( $this->isRedirect( $text ), $sectionanchor, $extraQuery );
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* 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" );
|
|
wfProfileOut( __METHOD__ );
|
|
|
|
if ( $status->isOK() ) {
|
|
$status->fatal( 'edit-hook-aborted' );
|
|
}
|
|
|
|
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 ) {
|
|
$this->mGoodAdjustment = (int)$this->isCountable( $text )
|
|
- (int)$this->isCountable( $oldtext );
|
|
$this->mTotalAdjustment = 0;
|
|
|
|
if ( !$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;
|
|
|
|
# Set statistics members
|
|
# We work out if it's countable after PST to avoid counter drift
|
|
# when articles are created with {{subst:}}
|
|
$this->mGoodAdjustment = (int)$this->isCountable( $text );
|
|
$this->mTotalAdjustment = 1;
|
|
|
|
$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 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 );
|
|
|
|
# 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 ) );
|
|
|
|
wfProfileOut( __METHOD__ );
|
|
return $status;
|
|
}
|
|
|
|
/**
|
|
* Output a redirect back to the article.
|
|
* This is typically used after an edit.
|
|
*
|
|
* @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 = '' ) {
|
|
global $wgOut;
|
|
|
|
if ( $noRedir ) {
|
|
$query = 'redirect=no';
|
|
if ( $extraQuery )
|
|
$query .= "&$extraQuery";
|
|
} else {
|
|
$query = $extraQuery;
|
|
}
|
|
|
|
$wgOut->redirect( $this->mTitle->getFullURL( $query ) . $sectionAnchor );
|
|
}
|
|
|
|
/**
|
|
* Mark this particular edit/page as patrolled
|
|
*/
|
|
public function markpatrolled() {
|
|
global $wgOut, $wgUser, $wgRequest;
|
|
|
|
$wgOut->setRobotPolicy( 'noindex,nofollow' );
|
|
|
|
# If we haven't been given an rc_id value, we can't do anything
|
|
$rcid = (int) $wgRequest->getVal( 'rcid' );
|
|
|
|
if ( !$wgUser->matchEditToken( $wgRequest->getVal( 'token' ), $rcid ) ) {
|
|
$wgOut->showErrorPage( 'sessionfailure-title', 'sessionfailure' );
|
|
return;
|
|
}
|
|
|
|
$rc = RecentChange::newFromId( $rcid );
|
|
|
|
if ( is_null( $rc ) ) {
|
|
$wgOut->showErrorPage( 'markedaspatrollederror', 'markedaspatrollederrortext' );
|
|
return;
|
|
}
|
|
|
|
# It would be nice to see where the user had actually come from, but for now just guess
|
|
$returnto = $rc->getAttribute( 'rc_type' ) == RC_NEW ? 'Newpages' : 'Recentchanges';
|
|
$return = SpecialPage::getTitleFor( $returnto );
|
|
|
|
$errors = $rc->doMarkPatrolled();
|
|
|
|
if ( in_array( array( 'rcpatroldisabled' ), $errors ) ) {
|
|
$wgOut->showErrorPage( 'rcpatroldisabled', 'rcpatroldisabledtext' );
|
|
|
|
return;
|
|
}
|
|
|
|
if ( in_array( array( 'hookaborted' ), $errors ) ) {
|
|
// The hook itself has handled any output
|
|
return;
|
|
}
|
|
|
|
if ( in_array( array( 'markedaspatrollederror-noautopatrol' ), $errors ) ) {
|
|
$wgOut->setPageTitle( wfMsg( 'markedaspatrollederror' ) );
|
|
$wgOut->addWikiMsg( 'markedaspatrollederror-noautopatrol' );
|
|
$wgOut->returnToMain( false, $return );
|
|
|
|
return;
|
|
}
|
|
|
|
if ( !empty( $errors ) ) {
|
|
$wgOut->showPermissionsErrorPage( $errors );
|
|
|
|
return;
|
|
}
|
|
|
|
# Inform the user
|
|
$wgOut->setPageTitle( wfMsg( 'markedaspatrolled' ) );
|
|
$wgOut->addWikiMsg( 'markedaspatrolledtext', $rc->getTitle()->getPrefixedText() );
|
|
$wgOut->returnToMain( false, $return );
|
|
}
|
|
|
|
/**
|
|
* User-interface handler for the "watch" action
|
|
*/
|
|
public function watch() {
|
|
global $wgUser, $wgOut;
|
|
|
|
if ( $wgUser->isAnon() ) {
|
|
$wgOut->showErrorPage( 'watchnologin', 'watchnologintext' );
|
|
return;
|
|
}
|
|
|
|
if ( wfReadOnly() ) {
|
|
$wgOut->readOnlyPage();
|
|
return;
|
|
}
|
|
|
|
if ( $this->doWatch() ) {
|
|
$wgOut->setPagetitle( wfMsg( 'addedwatch' ) );
|
|
$wgOut->setRobotPolicy( 'noindex,nofollow' );
|
|
$wgOut->addWikiMsg( 'addedwatchtext', $this->mTitle->getPrefixedText() );
|
|
}
|
|
|
|
$wgOut->returnToMain( true, $this->mTitle->getPrefixedText() );
|
|
}
|
|
|
|
/**
|
|
* Add this page to $wgUser's watchlist
|
|
* @return bool true on successful watch operation
|
|
*/
|
|
public function doWatch() {
|
|
global $wgUser;
|
|
|
|
if ( $wgUser->isAnon() ) {
|
|
return false;
|
|
}
|
|
|
|
if ( wfRunHooks( 'WatchArticle', array( &$wgUser, &$this ) ) ) {
|
|
$wgUser->addWatch( $this->mTitle );
|
|
return wfRunHooks( 'WatchArticleComplete', array( &$wgUser, &$this ) );
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* User interface handler for the "unwatch" action.
|
|
*/
|
|
public function unwatch() {
|
|
global $wgUser, $wgOut;
|
|
|
|
if ( $wgUser->isAnon() ) {
|
|
$wgOut->showErrorPage( 'watchnologin', 'watchnologintext' );
|
|
return;
|
|
}
|
|
|
|
if ( wfReadOnly() ) {
|
|
$wgOut->readOnlyPage();
|
|
return;
|
|
}
|
|
|
|
if ( $this->doUnwatch() ) {
|
|
$wgOut->setPagetitle( wfMsg( 'removedwatch' ) );
|
|
$wgOut->setRobotPolicy( 'noindex,nofollow' );
|
|
$wgOut->addWikiMsg( 'removedwatchtext', $this->mTitle->getPrefixedText() );
|
|
}
|
|
|
|
$wgOut->returnToMain( true, $this->mTitle->getPrefixedText() );
|
|
}
|
|
|
|
/**
|
|
* Stop watching a page
|
|
* @return bool true on successful unwatch
|
|
*/
|
|
public function doUnwatch() {
|
|
global $wgUser;
|
|
|
|
if ( $wgUser->isAnon() ) {
|
|
return false;
|
|
}
|
|
|
|
if ( wfRunHooks( 'UnwatchArticle', array( &$wgUser, &$this ) ) ) {
|
|
$wgUser->removeWatch( $this->mTitle );
|
|
return wfRunHooks( 'UnwatchArticleComplete', array( &$wgUser, &$this ) );
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* action=protect handler
|
|
*/
|
|
public function protect() {
|
|
$form = new ProtectionForm( $this );
|
|
$form->execute();
|
|
}
|
|
|
|
/**
|
|
* action=unprotect handler (alias)
|
|
*/
|
|
public function unprotect() {
|
|
$this->protect();
|
|
}
|
|
|
|
/**
|
|
* 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();
|
|
|
|
# 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] = Block::infinity();
|
|
|
|
$encodedExpiry[$action] = Block::encodeExpiry( $expiry[$action], $dbw );
|
|
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 ) );
|
|
|
|
# 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( 'Article::flattenRestrictions given non-array restriction set' );
|
|
}
|
|
|
|
$bits = array();
|
|
ksort( $limit );
|
|
|
|
foreach ( $limit as $action => $restrictions ) {
|
|
if ( $restrictions != '' ) {
|
|
$bits[] = "$action=$restrictions";
|
|
}
|
|
}
|
|
|
|
return implode( ':', $bits );
|
|
}
|
|
|
|
/**
|
|
* Auto-generates a deletion reason
|
|
*
|
|
* @param &$hasHistory Boolean: whether the page has a history
|
|
* @return mixed String containing deletion reason or empty string, or boolean false
|
|
* if no revision occurred
|
|
*/
|
|
public function generateReason( &$hasHistory ) {
|
|
global $wgContLang;
|
|
|
|
$dbw = wfGetDB( DB_MASTER );
|
|
// Get the last revision
|
|
$rev = Revision::newFromTitle( $this->mTitle );
|
|
|
|
if ( is_null( $rev ) ) {
|
|
return false;
|
|
}
|
|
|
|
// Get the article's contents
|
|
$contents = $rev->getText();
|
|
$blank = false;
|
|
|
|
// If the page is blank, use the text from the previous revision,
|
|
// which can only be blank if there's a move/import/protect dummy revision involved
|
|
if ( $contents == '' ) {
|
|
$prev = $rev->getPrevious();
|
|
|
|
if ( $prev ) {
|
|
$contents = $prev->getText();
|
|
$blank = true;
|
|
}
|
|
}
|
|
|
|
// 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' ),
|
|
__METHOD__,
|
|
array( 'LIMIT' => 20 )
|
|
);
|
|
|
|
if ( $res === false ) {
|
|
// This page has no revisions, which is very weird
|
|
return false;
|
|
}
|
|
|
|
$hasHistory = ( $res->numRows() > 1 );
|
|
$row = $dbw->fetchObject( $res );
|
|
|
|
if ( $row ) { // $row is false if the only contributor is hidden
|
|
$onlyAuthor = $row->rev_user_text;
|
|
// Try to find a second contributor
|
|
foreach ( $res as $row ) {
|
|
if ( $row->rev_user_text != $onlyAuthor ) { // Bug 22999
|
|
$onlyAuthor = false;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
$onlyAuthor = false;
|
|
}
|
|
|
|
// Generate the summary with a '$1' placeholder
|
|
if ( $blank ) {
|
|
// The current revision is blank and the one before is also
|
|
// blank. It's just not our lucky day
|
|
$reason = wfMsgForContent( 'exbeforeblank', '$1' );
|
|
} else {
|
|
if ( $onlyAuthor ) {
|
|
$reason = wfMsgForContent( 'excontentauthor', '$1', $onlyAuthor );
|
|
} else {
|
|
$reason = wfMsgForContent( 'excontent', '$1' );
|
|
}
|
|
}
|
|
|
|
if ( $reason == '-' ) {
|
|
// Allow these UI messages to be blanked out cleanly
|
|
return '';
|
|
}
|
|
|
|
// Replace newlines with spaces to prevent uglyness
|
|
$contents = preg_replace( "/[\n\r]/", ' ', $contents );
|
|
// Calculate the maximum amount of chars to get
|
|
// Max content length = max comment length - length of the comment (excl. $1) - '...'
|
|
$maxLength = 255 - ( strlen( $reason ) - 2 ) - 3;
|
|
$contents = $wgContLang->truncate( $contents, $maxLength );
|
|
// Remove possible unfinished links
|
|
$contents = preg_replace( '/\[\[([^\]]*)\]?$/', '$1', $contents );
|
|
// Now replace the '$1' placeholder
|
|
$reason = str_replace( '$1', $contents, $reason );
|
|
|
|
return $reason;
|
|
}
|
|
|
|
|
|
/*
|
|
* UI entry point for page deletion
|
|
*/
|
|
public function delete() {
|
|
global $wgUser, $wgOut, $wgRequest;
|
|
|
|
$confirm = $wgRequest->wasPosted() &&
|
|
$wgUser->matchEditToken( $wgRequest->getVal( 'wpEditToken' ) );
|
|
|
|
$this->DeleteReasonList = $wgRequest->getText( 'wpDeleteReasonList', 'other' );
|
|
$this->DeleteReason = $wgRequest->getText( 'wpReason' );
|
|
|
|
$reason = $this->DeleteReasonList;
|
|
|
|
if ( $reason != 'other' && $this->DeleteReason != '' ) {
|
|
// Entry from drop down menu + additional comment
|
|
$reason .= wfMsgForContent( 'colon-separator' ) . $this->DeleteReason;
|
|
} elseif ( $reason == 'other' ) {
|
|
$reason = $this->DeleteReason;
|
|
}
|
|
|
|
# Flag to hide all contents of the archived revisions
|
|
$suppress = $wgRequest->getVal( 'wpSuppress' ) && $wgUser->isAllowed( 'suppressrevision' );
|
|
|
|
# This code desperately needs to be totally rewritten
|
|
|
|
# Read-only check...
|
|
if ( wfReadOnly() ) {
|
|
$wgOut->readOnlyPage();
|
|
|
|
return;
|
|
}
|
|
|
|
# Check permissions
|
|
$permission_errors = $this->mTitle->getUserPermissionsErrors( 'delete', $wgUser );
|
|
|
|
if ( count( $permission_errors ) > 0 ) {
|
|
$wgOut->showPermissionsErrorPage( $permission_errors );
|
|
|
|
return;
|
|
}
|
|
|
|
$wgOut->setPagetitle( wfMsg( 'delete-confirm', $this->mTitle->getPrefixedText() ) );
|
|
|
|
# Better double-check that it hasn't been deleted yet!
|
|
$dbw = wfGetDB( DB_MASTER );
|
|
$conds = $this->mTitle->pageCond();
|
|
$latest = $dbw->selectField( 'page', 'page_latest', $conds, __METHOD__ );
|
|
if ( $latest === false ) {
|
|
$wgOut->showFatalError(
|
|
Html::rawElement(
|
|
'div',
|
|
array( 'class' => 'error mw-error-cannotdelete' ),
|
|
wfMsgExt( 'cannotdelete', array( 'parse' ), $this->mTitle->getPrefixedText() )
|
|
)
|
|
);
|
|
$wgOut->addHTML( Xml::element( 'h2', null, LogPage::logName( 'delete' ) ) );
|
|
LogEventsList::showLogExtract(
|
|
$wgOut,
|
|
'delete',
|
|
$this->mTitle->getPrefixedText()
|
|
);
|
|
|
|
return;
|
|
}
|
|
|
|
# Hack for big sites
|
|
$bigHistory = $this->isBigDeletion();
|
|
if ( $bigHistory && !$this->mTitle->userCan( 'bigdelete' ) ) {
|
|
global $wgLang, $wgDeleteRevisionsLimit;
|
|
|
|
$wgOut->wrapWikiMsg( "<div class='error'>\n$1\n</div>\n",
|
|
array( 'delete-toobig', $wgLang->formatNum( $wgDeleteRevisionsLimit ) ) );
|
|
|
|
return;
|
|
}
|
|
|
|
if ( $confirm ) {
|
|
$this->doDelete( $reason, $suppress );
|
|
|
|
if ( $wgRequest->getCheck( 'wpWatch' ) && $wgUser->isLoggedIn() ) {
|
|
$this->doWatch();
|
|
} elseif ( $this->mTitle->userIsWatching() ) {
|
|
$this->doUnwatch();
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
// Generate deletion reason
|
|
$hasHistory = false;
|
|
if ( !$reason ) {
|
|
$reason = $this->generateReason( $hasHistory );
|
|
}
|
|
|
|
// If the page has a history, insert a warning
|
|
if ( $hasHistory && !$confirm ) {
|
|
global $wgLang;
|
|
|
|
$skin = $wgUser->getSkin();
|
|
$revisions = $this->estimateRevisionCount();
|
|
//FIXME: lego
|
|
$wgOut->addHTML( '<strong class="mw-delete-warning-revisions">' .
|
|
wfMsgExt( 'historywarning', array( 'parseinline' ), $wgLang->formatNum( $revisions ) ) .
|
|
wfMsgHtml( 'word-separator' ) . $skin->historyLink() .
|
|
'</strong>'
|
|
);
|
|
|
|
if ( $bigHistory ) {
|
|
global $wgDeleteRevisionsLimit;
|
|
$wgOut->wrapWikiMsg( "<div class='error'>\n$1\n</div>\n",
|
|
array( 'delete-warning-toobig', $wgLang->formatNum( $wgDeleteRevisionsLimit ) ) );
|
|
}
|
|
}
|
|
|
|
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__, $this->getSelectOptions( 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
|
|
* FIXME: Move to another file?
|
|
* @param $reason String: prefilled reason
|
|
*/
|
|
public function confirmDelete( $reason ) {
|
|
global $wgOut, $wgUser;
|
|
|
|
wfDebug( "Article::confirmDelete\n" );
|
|
|
|
$deleteBackLink = $wgUser->getSkin()->linkKnown( $this->mTitle );
|
|
$wgOut->setSubtitle( wfMsgHtml( 'delete-backlink', $deleteBackLink ) );
|
|
$wgOut->setRobotPolicy( 'noindex,nofollow' );
|
|
$wgOut->addWikiMsg( 'confirmdeletetext' );
|
|
|
|
wfRunHooks( 'ArticleConfirmDelete', array( $this, $wgOut, &$reason ) );
|
|
|
|
if ( $wgUser->isAllowed( 'suppressrevision' ) ) {
|
|
$suppress = "<tr id=\"wpDeleteSuppressRow\">
|
|
<td></td>
|
|
<td class='mw-input'><strong>" .
|
|
Xml::checkLabel( wfMsg( 'revdelete-suppress' ),
|
|
'wpSuppress', 'wpSuppress', false, array( 'tabindex' => '4' ) ) .
|
|
"</strong></td>
|
|
</tr>";
|
|
} else {
|
|
$suppress = '';
|
|
}
|
|
$checkWatch = $wgUser->getBoolOption( 'watchdeletion' ) || $this->mTitle->userIsWatching();
|
|
|
|
$form = Xml::openElement( 'form', array( 'method' => 'post',
|
|
'action' => $this->mTitle->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' ) ) .
|
|
"<tr id=\"wpDeleteReasonListRow\">
|
|
<td class='mw-label'>" .
|
|
Xml::label( wfMsg( 'deletecomment' ), 'wpDeleteReasonList' ) .
|
|
"</td>
|
|
<td class='mw-input'>" .
|
|
Xml::listDropDown( 'wpDeleteReasonList',
|
|
wfMsgForContent( 'deletereason-dropdown' ),
|
|
wfMsgForContent( 'deletereasonotherlist' ), '', 'wpReasonDropDown', 1 ) .
|
|
"</td>
|
|
</tr>
|
|
<tr id=\"wpDeleteReasonRow\">
|
|
<td class='mw-label'>" .
|
|
Xml::label( wfMsg( 'deleteotherreason' ), 'wpReason' ) .
|
|
"</td>
|
|
<td class='mw-input'>" .
|
|
Html::input( 'wpReason', $reason, 'text', array(
|
|
'size' => '60',
|
|
'maxlength' => '255',
|
|
'tabindex' => '2',
|
|
'id' => 'wpReason',
|
|
'autofocus'
|
|
) ) .
|
|
"</td>
|
|
</tr>";
|
|
|
|
# Disallow watching if user is not logged in
|
|
if ( $wgUser->isLoggedIn() ) {
|
|
$form .= "
|
|
<tr>
|
|
<td></td>
|
|
<td class='mw-input'>" .
|
|
Xml::checkLabel( wfMsg( 'watchthis' ),
|
|
'wpWatch', 'wpWatch', $checkWatch, array( 'tabindex' => '3' ) ) .
|
|
"</td>
|
|
</tr>";
|
|
}
|
|
|
|
$form .= "
|
|
$suppress
|
|
<tr>
|
|
<td></td>
|
|
<td class='mw-submit'>" .
|
|
Xml::submitButton( wfMsg( 'deletepage' ),
|
|
array( 'name' => 'wpConfirmB', 'id' => 'wpConfirmB', 'tabindex' => '5' ) ) .
|
|
"</td>
|
|
</tr>" .
|
|
Xml::closeElement( 'table' ) .
|
|
Xml::closeElement( 'fieldset' ) .
|
|
Html::hidden( 'wpEditToken', $wgUser->editToken() ) .
|
|
Xml::closeElement( 'form' );
|
|
|
|
if ( $wgUser->isAllowed( 'editinterface' ) ) {
|
|
$skin = $wgUser->getSkin();
|
|
$title = Title::makeTitle( NS_MEDIAWIKI, 'Deletereason-dropdown' );
|
|
$link = $skin->link(
|
|
$title,
|
|
wfMsgHtml( 'delete-edit-reasonlist' ),
|
|
array(),
|
|
array( 'action' => 'edit' )
|
|
);
|
|
$form .= '<p class="mw-delete-editreasons">' . $link . '</p>';
|
|
}
|
|
|
|
$wgOut->addHTML( $form );
|
|
$wgOut->addHTML( Xml::element( 'h2', null, LogPage::logName( 'delete' ) ) );
|
|
LogEventsList::showLogExtract( $wgOut, 'delete',
|
|
$this->mTitle->getPrefixedText()
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Perform a deletion and output success or failure messages
|
|
*/
|
|
public function doDelete( $reason, $suppress = false ) {
|
|
global $wgOut, $wgUser;
|
|
|
|
$id = $this->mTitle->getArticleID( Title::GAID_FOR_UPDATE );
|
|
|
|
$error = '';
|
|
if ( wfRunHooks( 'ArticleDelete', array( &$this, &$wgUser, &$reason, &$error ) ) ) {
|
|
if ( $this->doDeleteArticle( $reason, $suppress, $id ) ) {
|
|
$deleted = $this->mTitle->getPrefixedText();
|
|
|
|
$wgOut->setPagetitle( wfMsg( 'actioncomplete' ) );
|
|
$wgOut->setRobotPolicy( 'noindex,nofollow' );
|
|
|
|
$loglink = '[[Special:Log/delete|' . wfMsgNoTrans( 'deletionlog' ) . ']]';
|
|
|
|
$wgOut->addWikiMsg( 'deletedtext', $deleted, $loglink );
|
|
$wgOut->returnToMain( false );
|
|
wfRunHooks( 'ArticleDeleteComplete', array( &$this, &$wgUser, $reason, $id ) );
|
|
}
|
|
} else {
|
|
if ( $error == '' ) {
|
|
$wgOut->showFatalError(
|
|
Html::rawElement(
|
|
'div',
|
|
array( 'class' => 'error mw-error-cannotdelete' ),
|
|
wfMsgExt( 'cannotdelete', array( 'parse' ), $this->mTitle->getPrefixedText() )
|
|
)
|
|
);
|
|
|
|
$wgOut->addHTML( Xml::element( 'h2', null, LogPage::logName( 'delete' ) ) );
|
|
|
|
LogEventsList::showLogExtract(
|
|
$wgOut,
|
|
'delete',
|
|
$this->mTitle->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 ) {
|
|
global $wgDeferredUpdateList, $wgUseTrackbacks;
|
|
|
|
wfDebug( __METHOD__ . "\n" );
|
|
|
|
$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( $this->getRawText() ), -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( '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();
|
|
}
|
|
|
|
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, $wgLang;
|
|
|
|
$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' ) );
|
|
} else if ( $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,
|
|
$wgLang->timeanddate( wfTimestamp( TS_MW, $s->rev_timestamp ), true ),
|
|
$current->getId(), $wgLang->timeanddate( $current->getTimestamp() )
|
|
);
|
|
$summary = wfMsgReplaceArgs( $summary, $args );
|
|
|
|
# Save
|
|
$flags = EDIT_UPDATE;
|
|
|
|
if ( $wgUser->isAllowed( 'minoredit' ) ) {
|
|
$flags |= EDIT_MINOR;
|
|
}
|
|
|
|
if ( $bot && ( $wgUser->isAllowed( 'markbotedits' ) || $wgUser->isAllowed( '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
|
|
*/
|
|
public function rollback() {
|
|
global $wgUser, $wgOut, $wgRequest;
|
|
|
|
$details = null;
|
|
|
|
$result = $this->doRollback(
|
|
$wgRequest->getVal( 'from' ),
|
|
$wgRequest->getText( 'summary' ),
|
|
$wgRequest->getVal( 'token' ),
|
|
$wgRequest->getBool( 'bot' ),
|
|
$details
|
|
);
|
|
|
|
if ( in_array( array( 'actionthrottledtext' ), $result ) ) {
|
|
$wgOut->rateLimited();
|
|
return;
|
|
}
|
|
|
|
if ( isset( $result[0][0] ) && ( $result[0][0] == 'alreadyrolled' || $result[0][0] == 'cantrollback' ) ) {
|
|
$wgOut->setPageTitle( wfMsg( 'rollbackfailed' ) );
|
|
$errArray = $result[0];
|
|
$errMsg = array_shift( $errArray );
|
|
$wgOut->addWikiMsgArray( $errMsg, $errArray );
|
|
|
|
if ( isset( $details['current'] ) ) {
|
|
$current = $details['current'];
|
|
|
|
if ( $current->getComment() != '' ) {
|
|
$wgOut->addWikiMsgArray( 'editcomment', array(
|
|
$wgUser->getSkin()->formatComment( $current->getComment() ) ), array( 'replaceafter' ) );
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
# Display permissions errors before read-only message -- there's no
|
|
# point in misleading the user into thinking the inability to rollback
|
|
# is only temporary.
|
|
if ( !empty( $result ) && $result !== array( array( 'readonlytext' ) ) ) {
|
|
# array_diff is completely broken for arrays of arrays, sigh.
|
|
# Remove any 'readonlytext' error manually.
|
|
$out = array();
|
|
foreach ( $result as $error ) {
|
|
if ( $error != array( 'readonlytext' ) ) {
|
|
$out [] = $error;
|
|
}
|
|
}
|
|
$wgOut->showPermissionsErrorPage( $out );
|
|
|
|
return;
|
|
}
|
|
|
|
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 = $wgUser->getSkin()->userLink( $current->getUser(), $current->getUserText() )
|
|
. $wgUser->getSkin()->userToolLinks( $current->getUser(), $current->getUserText() );
|
|
}
|
|
|
|
$new = $wgUser->getSkin()->userLink( $target->getUser(), $target->getUserText() )
|
|
. $wgUser->getSkin()->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;
|
|
|
|
$edit = (object)array();
|
|
$edit->revid = $revid;
|
|
$edit->newText = $text;
|
|
$edit->pst = $this->preSaveTransform( $text, $user );
|
|
$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
|
|
*/
|
|
public function editUpdates( $text, $summary, $minoredit, $timestamp_of_pagechange, $newid, $changed = true, User $user = null ) {
|
|
global $wgDeferredUpdateList, $wgMessageCache, $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 );
|
|
$recentchanges = $dbw->tableName( 'recentchanges' );
|
|
$sql = "DELETE FROM $recentchanges WHERE rc_timestamp < '{$cutoff}'";
|
|
|
|
$dbw->query( $sql );
|
|
}
|
|
}
|
|
|
|
$id = $this->getID();
|
|
$title = $this->mTitle->getPrefixedDBkey();
|
|
$shortTitle = $this->mTitle->getDBkey();
|
|
|
|
if ( 0 == $id ) {
|
|
wfProfileOut( __METHOD__ );
|
|
return;
|
|
}
|
|
|
|
$u = new SiteStatsUpdate( 0, 1, $this->mGoodAdjustment, $this->mTotalAdjustment );
|
|
array_push( $wgDeferredUpdateList, $u );
|
|
$u = new SearchUpdate( $id, $title, $text );
|
|
array_push( $wgDeferredUpdateList, $u );
|
|
|
|
# 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 ) {
|
|
$wgMessageCache->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->mGoodAdjustment = $this->isCountable( $rev->getText() );
|
|
$this->mTotalAdjustment = 1;
|
|
$this->editUpdates( $rev->getText(), $rev->getComment(),
|
|
$rev->isMinor(), wfTimestamp(), $rev->getId(), true );
|
|
}
|
|
|
|
/**
|
|
* Generate the navigation links when browsing through an article revisions
|
|
* It shows the information as:
|
|
* Revision as of \<date\>; view current revision
|
|
* \<- Previous version | Next Version -\>
|
|
*
|
|
* @param $oldid String: revision ID of this article revision
|
|
*/
|
|
public function setOldSubtitle( $oldid = 0 ) {
|
|
global $wgLang, $wgOut, $wgUser, $wgRequest;
|
|
|
|
if ( !wfRunHooks( 'DisplayOldSubtitle', array( &$this, &$oldid ) ) ) {
|
|
return;
|
|
}
|
|
|
|
$unhide = $wgRequest->getInt( 'unhide' ) == 1;
|
|
|
|
# Cascade unhide param in links for easy deletion browsing
|
|
$extraParams = array();
|
|
if ( $wgRequest->getVal( 'unhide' ) ) {
|
|
$extraParams['unhide'] = 1;
|
|
}
|
|
|
|
$revision = Revision::newFromId( $oldid );
|
|
|
|
$current = ( $oldid == $this->mLatest );
|
|
$td = $wgLang->timeanddate( $this->mTimestamp, true );
|
|
$tddate = $wgLang->date( $this->mTimestamp, true );
|
|
$tdtime = $wgLang->time( $this->mTimestamp, true );
|
|
$sk = $wgUser->getSkin();
|
|
$lnk = $current
|
|
? wfMsgHtml( 'currentrevisionlink' )
|
|
: $sk->link(
|
|
$this->mTitle,
|
|
wfMsgHtml( 'currentrevisionlink' ),
|
|
array(),
|
|
$extraParams,
|
|
array( 'known', 'noclasses' )
|
|
);
|
|
$curdiff = $current
|
|
? wfMsgHtml( 'diff' )
|
|
: $sk->link(
|
|
$this->mTitle,
|
|
wfMsgHtml( 'diff' ),
|
|
array(),
|
|
array(
|
|
'diff' => 'cur',
|
|
'oldid' => $oldid
|
|
) + $extraParams,
|
|
array( 'known', 'noclasses' )
|
|
);
|
|
$prev = $this->mTitle->getPreviousRevisionID( $oldid ) ;
|
|
$prevlink = $prev
|
|
? $sk->link(
|
|
$this->mTitle,
|
|
wfMsgHtml( 'previousrevision' ),
|
|
array(),
|
|
array(
|
|
'direction' => 'prev',
|
|
'oldid' => $oldid
|
|
) + $extraParams,
|
|
array( 'known', 'noclasses' )
|
|
)
|
|
: wfMsgHtml( 'previousrevision' );
|
|
$prevdiff = $prev
|
|
? $sk->link(
|
|
$this->mTitle,
|
|
wfMsgHtml( 'diff' ),
|
|
array(),
|
|
array(
|
|
'diff' => 'prev',
|
|
'oldid' => $oldid
|
|
) + $extraParams,
|
|
array( 'known', 'noclasses' )
|
|
)
|
|
: wfMsgHtml( 'diff' );
|
|
$nextlink = $current
|
|
? wfMsgHtml( 'nextrevision' )
|
|
: $sk->link(
|
|
$this->mTitle,
|
|
wfMsgHtml( 'nextrevision' ),
|
|
array(),
|
|
array(
|
|
'direction' => 'next',
|
|
'oldid' => $oldid
|
|
) + $extraParams,
|
|
array( 'known', 'noclasses' )
|
|
);
|
|
$nextdiff = $current
|
|
? wfMsgHtml( 'diff' )
|
|
: $sk->link(
|
|
$this->mTitle,
|
|
wfMsgHtml( 'diff' ),
|
|
array(),
|
|
array(
|
|
'diff' => 'next',
|
|
'oldid' => $oldid
|
|
) + $extraParams,
|
|
array( 'known', 'noclasses' )
|
|
);
|
|
|
|
$cdel = '';
|
|
|
|
// User can delete revisions or view deleted revisions...
|
|
$canHide = $wgUser->isAllowed( 'deleterevision' );
|
|
if ( $canHide || ( $revision->getVisibility() && $wgUser->isAllowed( 'deletedhistory' ) ) ) {
|
|
if ( !$revision->userCan( Revision::DELETED_RESTRICTED ) ) {
|
|
$cdel = $sk->revDeleteLinkDisabled( $canHide ); // rev was hidden from Sysops
|
|
} else {
|
|
$query = array(
|
|
'type' => 'revision',
|
|
'target' => $this->mTitle->getPrefixedDbkey(),
|
|
'ids' => $oldid
|
|
);
|
|
$cdel = $sk->revDeleteLink( $query, $revision->isDeleted( File::DELETED_RESTRICTED ), $canHide );
|
|
}
|
|
$cdel .= ' ';
|
|
}
|
|
|
|
# Show user links if allowed to see them. If hidden, then show them only if requested...
|
|
$userlinks = $sk->revUserTools( $revision, !$unhide );
|
|
|
|
$infomsg = $current && !wfMessage( 'revision-info-current' )->isDisabled()
|
|
? 'revision-info-current'
|
|
: 'revision-info';
|
|
|
|
$r = "\n\t\t\t\t<div id=\"mw-{$infomsg}\">" .
|
|
wfMsgExt(
|
|
$infomsg,
|
|
array( 'parseinline', 'replaceafter' ),
|
|
$td,
|
|
$userlinks,
|
|
$revision->getID(),
|
|
$tddate,
|
|
$tdtime,
|
|
$revision->getUser()
|
|
) .
|
|
"</div>\n" .
|
|
"\n\t\t\t\t<div id=\"mw-revision-nav\">" . $cdel . wfMsgExt( 'revision-nav', array( 'escapenoentities', 'parsemag', 'replaceafter' ),
|
|
$prevdiff, $prevlink, $lnk, $curdiff, $nextlink, $nextdiff ) . "</div>\n\t\t\t";
|
|
|
|
$wgOut->setSubtitle( $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
|
|
* @return string article contents with altered wikitext markup (signatures
|
|
* converted, {{subst:}}, templates, etc.)
|
|
*/
|
|
public function preSaveTransform( $text, User $user = null ) {
|
|
global $wgParser;
|
|
|
|
if ( $user === null ) {
|
|
global $wgUser;
|
|
$user = $wgUser;
|
|
}
|
|
|
|
return $wgParser->preSaveTransform( $text, $this->mTitle, $user, ParserOptions::newFromUser( $user ) );
|
|
}
|
|
|
|
/* Caching functions */
|
|
|
|
/**
|
|
* checkLastModified returns true if it has taken care of all
|
|
* output to the client that is necessary for this request.
|
|
* (that is, it has sent a cached version of the page)
|
|
*
|
|
* @return boolean true if cached version send, false otherwise
|
|
*/
|
|
protected function tryFileCache() {
|
|
static $called = false;
|
|
|
|
if ( $called ) {
|
|
wfDebug( "Article::tryFileCache(): called twice!?\n" );
|
|
return false;
|
|
}
|
|
|
|
$called = true;
|
|
if ( $this->isFileCacheable() ) {
|
|
$cache = new HTMLFileCache( $this->mTitle );
|
|
if ( $cache->isFileCacheGood( $this->mTouched ) ) {
|
|
wfDebug( "Article::tryFileCache(): about to load file\n" );
|
|
$cache->loadFromFileCache();
|
|
return true;
|
|
} else {
|
|
wfDebug( "Article::tryFileCache(): starting buffer\n" );
|
|
ob_start( array( &$cache, 'saveToFileCache' ) );
|
|
}
|
|
} else {
|
|
wfDebug( "Article::tryFileCache(): not cacheable\n" );
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Check if the page can be cached
|
|
* @return bool
|
|
*/
|
|
public function isFileCacheable() {
|
|
$cacheable = false;
|
|
|
|
if ( HTMLFileCache::useFileCache() ) {
|
|
$cacheable = $this->getID() && !$this->mRedirectedFrom && !$this->mTitle->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
|
|
*/
|
|
public static function onArticleDelete( $title ) {
|
|
global $wgMessageCache;
|
|
|
|
# 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 ) {
|
|
$wgMessageCache->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 );
|
|
}
|
|
|
|
/**#@-*/
|
|
|
|
/**
|
|
* Overriden by ImagePage class, only present here to avoid a fatal error
|
|
* Called for ?action=revert
|
|
*/
|
|
public function revert() {
|
|
global $wgOut;
|
|
$wgOut->showErrorPage( 'nosuchaction', 'nosuchactiontext' );
|
|
}
|
|
|
|
/**
|
|
* Info about this page
|
|
* Called for ?action=info when $wgAllowPageInfo is on.
|
|
*/
|
|
public function info() {
|
|
global $wgLang, $wgOut, $wgAllowPageInfo, $wgUser;
|
|
|
|
if ( !$wgAllowPageInfo ) {
|
|
$wgOut->showErrorPage( 'nosuchaction', 'nosuchactiontext' );
|
|
return;
|
|
}
|
|
|
|
$page = $this->mTitle->getSubjectPage();
|
|
|
|
$wgOut->setPagetitle( $page->getPrefixedText() );
|
|
$wgOut->setPageTitleActionText( wfMsg( 'info_short' ) );
|
|
$wgOut->setSubtitle( wfMsgHtml( 'infosubtitle' ) );
|
|
|
|
if ( !$this->mTitle->exists() ) {
|
|
$wgOut->addHTML( '<div class="noarticletext">' );
|
|
if ( $this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
|
|
// This doesn't quite make sense; the user is asking for
|
|
// information about the _page_, not the message... -- RC
|
|
$wgOut->addHTML( htmlspecialchars( wfMsgWeirdKey( $this->mTitle->getText() ) ) );
|
|
} else {
|
|
$msg = $wgUser->isLoggedIn()
|
|
? 'noarticletext'
|
|
: 'noarticletextanon';
|
|
$wgOut->addHTML( wfMsgExt( $msg, 'parse' ) );
|
|
}
|
|
|
|
$wgOut->addHTML( '</div>' );
|
|
} else {
|
|
$dbr = wfGetDB( DB_SLAVE );
|
|
$wl_clause = array(
|
|
'wl_title' => $page->getDBkey(),
|
|
'wl_namespace' => $page->getNamespace() );
|
|
$numwatchers = $dbr->selectField(
|
|
'watchlist',
|
|
'COUNT(*)',
|
|
$wl_clause,
|
|
__METHOD__,
|
|
$this->getSelectOptions() );
|
|
|
|
$pageInfo = $this->pageCountInfo( $page );
|
|
$talkInfo = $this->pageCountInfo( $page->getTalkPage() );
|
|
|
|
|
|
//FIXME: unescaped messages
|
|
$wgOut->addHTML( "<ul><li>" . wfMsg( "numwatchers", $wgLang->formatNum( $numwatchers ) ) . '</li>' );
|
|
$wgOut->addHTML( "<li>" . wfMsg( 'numedits', $wgLang->formatNum( $pageInfo['edits'] ) ) . '</li>' );
|
|
|
|
if ( $talkInfo ) {
|
|
$wgOut->addHTML( '<li>' . wfMsg( "numtalkedits", $wgLang->formatNum( $talkInfo['edits'] ) ) . '</li>' );
|
|
}
|
|
|
|
$wgOut->addHTML( '<li>' . wfMsg( "numauthors", $wgLang->formatNum( $pageInfo['authors'] ) ) . '</li>' );
|
|
|
|
if ( $talkInfo ) {
|
|
$wgOut->addHTML( '<li>' . wfMsg( 'numtalkauthors', $wgLang->formatNum( $talkInfo['authors'] ) ) . '</li>' );
|
|
}
|
|
|
|
$wgOut->addHTML( '</ul>' );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return the total number of edits and number of unique editors
|
|
* on a given page. If page does not exist, returns false.
|
|
*
|
|
* @param $title Title object
|
|
* @return mixed array or boolean false
|
|
*/
|
|
public function pageCountInfo( $title ) {
|
|
$id = $title->getArticleId();
|
|
|
|
if ( $id == 0 ) {
|
|
return false;
|
|
}
|
|
|
|
$dbr = wfGetDB( DB_SLAVE );
|
|
$rev_clause = array( 'rev_page' => $id );
|
|
$edits = $dbr->selectField(
|
|
'revision',
|
|
'COUNT(rev_page)',
|
|
$rev_clause,
|
|
__METHOD__,
|
|
$this->getSelectOptions()
|
|
);
|
|
$authors = $dbr->selectField(
|
|
'revision',
|
|
'COUNT(DISTINCT rev_user_text)',
|
|
$rev_clause,
|
|
__METHOD__,
|
|
$this->getSelectOptions()
|
|
);
|
|
|
|
return array( 'edits' => $edits, 'authors' => $authors );
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* Updates templatelinks if it is out of date.
|
|
*
|
|
* @param $text String
|
|
* @param $cache Boolean
|
|
* @param $parserOptions mixed ParserOptions object, or boolean false
|
|
*/
|
|
public function outputWikiText( $text, $cache = true, $parserOptions = false ) {
|
|
global $wgOut;
|
|
|
|
$this->mParserOutput = $this->getOutputFromWikitext( $text, $cache, $parserOptions );
|
|
$wgOut->addParserOutput( $this->mParserOutput );
|
|
}
|
|
|
|
/**
|
|
* This does all the heavy lifting for outputWikitext, except it returns the parser
|
|
* output instead of sending it straight to $wgOut. Makes things nice and simple for,
|
|
* say, embedding thread pages within a discussion system (LiquidThreads)
|
|
*
|
|
* @param $text string
|
|
* @param $cache boolean
|
|
* @param $parserOptions parsing options, defaults to false
|
|
* @return string containing parsed output
|
|
*/
|
|
public function getOutputFromWikitext( $text, $cache = true, $parserOptions = false ) {
|
|
global $wgParser, $wgEnableParserCache, $wgUseFileCache;
|
|
|
|
if ( !$parserOptions ) {
|
|
$parserOptions = $this->getParserOptions();
|
|
}
|
|
|
|
$time = - wfTime();
|
|
$this->mParserOutput = $wgParser->parse( $text, $this->mTitle,
|
|
$parserOptions, true, true, $this->getRevIdFetched() );
|
|
$time += wfTime();
|
|
|
|
# Timing hack
|
|
if ( $time > 3 ) {
|
|
wfDebugLog( 'slow-parse', sprintf( "%-5.2f %s", $time,
|
|
$this->mTitle->getPrefixedDBkey() ) );
|
|
}
|
|
|
|
if ( $wgEnableParserCache && $cache && $this->mParserOutput->isCacheable() ) {
|
|
$parserCache = ParserCache::singleton();
|
|
$parserCache->save( $this->mParserOutput, $this, $parserOptions );
|
|
}
|
|
|
|
// Make sure file cache is not used on uncacheable content.
|
|
// Output that has magic words in it can still use the parser cache
|
|
// (if enabled), though it will generally expire sooner.
|
|
if ( !$this->mParserOutput->isCacheable() || $this->mParserOutput->containsOldMagic() ) {
|
|
$wgUseFileCache = false;
|
|
}
|
|
|
|
$this->doCascadeProtectionUpdates( $this->mParserOutput );
|
|
|
|
return $this->mParserOutput;
|
|
}
|
|
|
|
/**
|
|
* Get parser options suitable for rendering the primary article wikitext
|
|
* @param $canonical boolean Determines that the generated 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
|
|
// the cache
|
|
return clone $this->mParserOptions;
|
|
}
|
|
|
|
/**
|
|
* Updates cascading protections
|
|
*
|
|
* @param $parserOutput mixed ParserOptions object, or boolean false
|
|
**/
|
|
protected function doCascadeProtectionUpdates( $parserOutput ) {
|
|
if ( !$this->isCurrent() || wfReadOnly() || !$this->mTitle->areRestrictionsCascading() ) {
|
|
return;
|
|
}
|
|
|
|
// templatelinks table may have become out of sync,
|
|
// especially if using variable-based transclusions.
|
|
// For paranoia, check if things have changed and if
|
|
// so apply updates to the database. This will ensure
|
|
// that cascaded protections apply as soon as the changes
|
|
// are visible.
|
|
|
|
# Get templates from templatelinks
|
|
$id = $this->mTitle->getArticleID();
|
|
|
|
$tlTemplates = array();
|
|
|
|
$dbr = wfGetDB( DB_SLAVE );
|
|
$res = $dbr->select( array( 'templatelinks' ),
|
|
array( 'tl_namespace', 'tl_title' ),
|
|
array( 'tl_from' => $id ),
|
|
__METHOD__
|
|
);
|
|
|
|
foreach ( $res as $row ) {
|
|
$tlTemplates["{$row->tl_namespace}:{$row->tl_title}"] = true;
|
|
}
|
|
|
|
# Get templates from parser output.
|
|
$poTemplates = array();
|
|
foreach ( $parserOutput->getTemplates() as $ns => $templates ) {
|
|
foreach ( $templates as $dbk => $id ) {
|
|
$poTemplates["$ns:$dbk"] = true;
|
|
}
|
|
}
|
|
|
|
# Get the diff
|
|
$templates_diff = array_diff_key( $poTemplates, $tlTemplates );
|
|
|
|
if ( count( $templates_diff ) > 0 ) {
|
|
# Whee, link updates time.
|
|
$u = new LinksUpdate( $this->mTitle, $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.
|
|
*
|
|
* @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 Article::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
|
|
*/
|
|
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' );
|
|
}
|
|
|
|
$parserOutput = false;
|
|
if ( $useParserCache ) {
|
|
$parserOutput = ParserCache::singleton()->get( $this, $this->getParserOptions() );
|
|
}
|
|
|
|
if ( $parserOutput === false ) {
|
|
// Cache miss; parse and output it.
|
|
$rev = Revision::newFromTitle( $this->getTitle(), $oldid );
|
|
|
|
return $this->getOutputFromWikitext( $rev->getText(), $useParserCache );
|
|
} else {
|
|
return $parserOutput;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
class PoolWorkArticleView extends PoolCounterWork {
|
|
private $mArticle;
|
|
|
|
function __construct( $article, $key, $useParserCache, $parserOptions ) {
|
|
parent::__construct( 'ArticleView', $key );
|
|
$this->mArticle = $article;
|
|
$this->cacheable = $useParserCache;
|
|
$this->parserOptions = $parserOptions;
|
|
}
|
|
|
|
function doWork() {
|
|
return $this->mArticle->doViewParse();
|
|
}
|
|
|
|
function getCachedWork() {
|
|
global $wgOut;
|
|
|
|
$parserCache = ParserCache::singleton();
|
|
$this->mArticle->mParserOutput = $parserCache->get( $this->mArticle, $this->parserOptions );
|
|
|
|
if ( $this->mArticle->mParserOutput !== false ) {
|
|
wfDebug( __METHOD__ . ": showing contents parsed by someone else\n" );
|
|
$wgOut->addParserOutput( $this->mArticle->mParserOutput );
|
|
# Ensure that UI elements requiring revision ID have
|
|
# the correct version information.
|
|
$wgOut->setRevisionId( $this->mArticle->getLatest() );
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function fallback() {
|
|
return $this->mArticle->tryDirtyCache();
|
|
}
|
|
|
|
function error( $status ) {
|
|
global $wgOut;
|
|
|
|
$wgOut->clearHTML(); // for release() errors
|
|
$wgOut->enableClientCache( false );
|
|
$wgOut->setRobotPolicy( 'noindex,nofollow' );
|
|
|
|
$errortext = $status->getWikiText( false, 'view-pool-error' );
|
|
$wgOut->addWikiText( '<div class="errorbox">' . $errortext . '</div>' );
|
|
|
|
return false;
|
|
}
|
|
}
|