+++ /dev/null
-<?php
-/**
- * File for articles
- * @package MediaWiki
- */
-
-/**
- * Need the CacheManager to be loaded
- */
-require_once( 'CacheManager.php' );
-require_once( 'Revision.php' );
-
-$wgArticleCurContentFields = false;
-$wgArticleOldContentFields = false;
-
-/**
- * Class representing a MediaWiki article and history.
- *
- * See design.txt for an overview.
- * Note: edit user interface and cache support functions have been
- * moved to separate EditPage and CacheManager classes.
- *
- * @package MediaWiki
- */
-class Article {
- /**#@+
- * @access private
- */
- var $mContent, $mContentLoaded;
- var $mUser, $mTimestamp, $mUserText;
- var $mCounter, $mComment, $mGoodAdjustment, $mTotalAdjustment;
- var $mMinorEdit, $mRedirectedFrom;
- var $mTouched, $mFileCache, $mTitle;
- var $mId, $mTable;
- var $mForUpdate;
- var $mOldId;
- var $mRevIdFetched;
- var $mRevision;
- /**#@-*/
-
- /**
- * Constructor and clear the article
- * @param mixed &$title
- */
- function Article( &$title ) {
- $this->mTitle =& $title;
- $this->clear();
- }
-
- /**
- * get the title object of the article
- * @public
- */
- function getTitle() {
- return $this->mTitle;
- }
-
- /**
- * Clear the object
- * @private
- */
- function clear() {
- $this->mDataLoaded = false;
- $this->mContentLoaded = false;
-
- $this->mCurID = $this->mUser = $this->mCounter = -1; # Not loaded
- $this->mRedirectedFrom = $this->mUserText =
- $this->mTimestamp = $this->mComment = $this->mFileCache = '';
- $this->mGoodAdjustment = $this->mTotalAdjustment = 0;
- $this->mTouched = '19700101000000';
- $this->mForUpdate = false;
- $this->mIsRedirect = false;
- $this->mRevIdFetched = 0;
- }
-
- /**
- * Note that getContent/loadContent may follow redirects if
- * not told otherwise, and so may cause a change to mTitle.
- *
- * @param $noredir
- * @return Return the text of this revision
- */
- function getContent( $noredir ) {
- global $wgRequest, $wgUser, $wgOut;
-
- # Get variables from query string :P
- $action = $wgRequest->getText( 'action', 'view' );
- $section = $wgRequest->getText( 'section' );
- $preload = $wgRequest->getText( 'preload' );
-
- $fname = 'Article::getContent';
- wfProfileIn( $fname );
-
- if ( 0 == $this->getID() ) {
- if ( 'edit' == $action ) {
- wfProfileOut( $fname );
-
- # If requested, preload some text.
- $text=$this->getPreloadedText($preload);
-
- # We used to put MediaWiki:Newarticletext here if
- # $text was empty at this point.
- # This is now shown above the edit box instead.
- return $text;
- }
- wfProfileOut( $fname );
- $wgOut->setRobotpolicy( 'noindex,nofollow' );
- return wfMsg( 'noarticletext' );
- } else {
- $this->loadContent( $noredir );
- # check if we're displaying a [[User talk:x.x.x.x]] anonymous talk page
- if ( $this->mTitle->getNamespace() == NS_USER_TALK &&
- $wgUser->isIP($this->mTitle->getText()) &&
- $action=='view'
- ) {
- wfProfileOut( $fname );
- return $this->mContent . "\n" .wfMsg('anontalkpagetext');
- } else {
- if($action=='edit') {
- if($section!='') {
- if($section=='new') {
- wfProfileOut( $fname );
- $text=$this->getPreloadedText($preload);
- return $text;
- }
-
- # strip NOWIKI etc. to avoid confusion (true-parameter causes HTML
- # comments to be stripped as well)
- $rv=$this->getSection($this->mContent,$section);
- wfProfileOut( $fname );
- return $rv;
- }
- }
- wfProfileOut( $fname );
- return $this->mContent;
- }
- }
- }
-
- /**
- This function accepts a title string as parameter
- ($preload). If this string is non-empty, it attempts
- to fetch the current revision text.
- */
- function getPreloadedText($preload) {
- if($preload) {
- $preloadTitle=Title::newFromText($preload);
- if(isset($preloadTitle) && $preloadTitle->userCanRead()) {
- $rev=Revision::newFromTitle($preloadTitle);
- if($rev) {
- return $rev->getText();
- }
- }
- }
- return '';
- }
-
- /**
- * This function returns the text of a section, specified by a number ($section).
- * A section is text under a heading like == Heading == or <h1>Heading</h1>, or
- * the first section before any such heading (section 0).
- *
- * If a section contains subsections, these are also returned.
- *
- * @param string $text text to look in
- * @param integer $section section number
- * @return string text of the requested section
- */
- function getSection($text,$section) {
-
- # strip NOWIKI etc. to avoid confusion (true-parameter causes HTML
- # comments to be stripped as well)
- $striparray=array();
- $parser=new Parser();
- $parser->mOutputType=OT_WIKI;
- $parser->mOptions = new ParserOptions();
- $striptext=$parser->strip($text, $striparray, true);
-
- # now that we can be sure that no pseudo-sections are in the source,
- # split it up by section
- $secs =
- preg_split(
- '/(^=+.+?=+|^<h[1-6].*?' . '>.*?<\/h[1-6].*?' . '>)(?!\S)/mi',
- $striptext, -1,
- PREG_SPLIT_DELIM_CAPTURE);
- if($section==0) {
- $rv=$secs[0];
- } else {
- $headline=$secs[$section*2-1];
- preg_match( '/^(=+).+?=+|^<h([1-6]).*?' . '>.*?<\/h[1-6].*?' . '>(?!\S)/mi',$headline,$matches);
- $hlevel=$matches[1];
-
- # translate wiki heading into level
- if(strpos($hlevel,'=')!==false) {
- $hlevel=strlen($hlevel);
- }
-
- $rv=$headline. $secs[$section*2];
- $count=$section+1;
-
- $break=false;
- while(!empty($secs[$count*2-1]) && !$break) {
-
- $subheadline=$secs[$count*2-1];
- preg_match( '/^(=+).+?=+|^<h([1-6]).*?' . '>.*?<\/h[1-6].*?' . '>(?!\S)/mi',$subheadline,$matches);
- $subhlevel=$matches[1];
- if(strpos($subhlevel,'=')!==false) {
- $subhlevel=strlen($subhlevel);
- }
- if($subhlevel > $hlevel) {
- $rv.=$subheadline.$secs[$count*2];
- }
- if($subhlevel <= $hlevel) {
- $break=true;
- }
- $count++;
-
- }
- }
- # reinsert stripped tags
- $rv=$parser->unstrip($rv,$striparray);
- $rv=$parser->unstripNoWiki($rv,$striparray);
- $rv=trim($rv);
- return $rv;
-
- }
-
- /**
- * Return an array of the columns of the "cur"-table
- */
- function getContentFields() {
- return $wgArticleContentFields = array(
- 'old_text','old_flags',
- 'rev_timestamp','rev_user', 'rev_user_text', 'rev_comment','page_counter',
- 'page_namespace', 'page_title', 'page_restrictions','page_touched','page_is_redirect' );
- }
-
- /**
- * Return the oldid of the article that is to be shown.
- * For requests with a "direction", this is not the oldid of the
- * query
- */
- function getOldID() {
- global $wgRequest, $wgOut;
- static $lastid;
-
- if ( isset( $lastid ) ) {
- return $lastid;
- }
- # Query variables :P
- $oldid = $wgRequest->getVal( 'oldid' );
- if ( isset( $oldid ) ) {
- $oldid = IntVal( $oldid );
- if ( $wgRequest->getVal( 'direction' ) == 'next' ) {
- $nextid = $this->mTitle->getNextRevisionID( $oldid );
- if ( $nextid ) {
- $oldid = $nextid;
- } else {
- $wgOut->redirect( $this->mTitle->getFullURL( 'redirect=no' ) );
- }
- } elseif ( $wgRequest->getVal( 'direction' ) == 'prev' ) {
- $previd = $this->mTitle->getPreviousRevisionID( $oldid );
- if ( $previd ) {
- $oldid = $previd;
- } else {
- # TODO
- }
- }
- $lastid = $oldid;
- }
- return @$oldid; # "@" to be able to return "unset" without PHP complaining
- }
-
-
- /**
- * Load the revision (including cur_text) into this object
- */
- function loadContent( $noredir = false ) {
- global $wgOut, $wgRequest;
-
- if ( $this->mContentLoaded ) return;
-
- # Query variables :P
- $oldid = $this->getOldID();
- $redirect = $wgRequest->getVal( 'redirect' );
-
- $fname = 'Article::loadContent';
-
- # Pre-fill content with error message so that if something
- # fails we'll have something telling us what we intended.
-
- $t = $this->mTitle->getPrefixedText();
-
- $noredir = $noredir || ($wgRequest->getVal( 'redirect' ) == 'no')
- || $wgRequest->getCheck( 'rdfrom' );
- $this->mOldId = $oldid;
- $this->fetchContent( $oldid, $noredir, true );
- }
-
-
- /**
- * Fetch a page record with the given conditions
- * @param Database $dbr
- * @param array $conditions
- * @access private
- */
- function pageData( &$dbr, $conditions ) {
- return $dbr->selectRow( 'page',
- array(
- 'page_id',
- 'page_namespace',
- 'page_title',
- 'page_restrictions',
- 'page_counter',
- 'page_is_redirect',
- 'page_is_new',
- 'page_random',
- 'page_touched',
- 'page_latest',
- 'page_len' ),
- $conditions,
- 'Article::pageData' );
- }
-
- function pageDataFromTitle( &$dbr, $title ) {
- return $this->pageData( $dbr, array(
- 'page_namespace' => $title->getNamespace(),
- 'page_title' => $title->getDBkey() ) );
- }
-
- function pageDataFromId( &$dbr, $id ) {
- return $this->pageData( $dbr, array(
- 'page_id' => IntVal( $id ) ) );
- }
-
- /**
- * Set the general counter, title etc data loaded from
- * some source.
- *
- * @param object $data
- * @access private
- */
- function loadPageData( $data ) {
- $this->mTitle->loadRestrictions( $data->page_restrictions );
- $this->mTitle->mRestrictionsLoaded = true;
-
- $this->mCounter = $data->page_counter;
- $this->mTouched = wfTimestamp( TS_MW, $data->page_touched );
- $this->mIsRedirect = $data->page_is_redirect;
- $this->mLatest = $data->page_latest;
-
- $this->mDataLoaded = true;
- }
-
- /**
- * Get text of an article from database
- * @param int $oldid 0 for whatever the latest revision is
- * @param bool $noredir Set to false to follow redirects
- * @param bool $globalTitle Set to true to change the global $wgTitle object when following redirects or other unexpected title changes
- * @return string
- */
- function fetchContent( $oldid = 0, $noredir = true, $globalTitle = false ) {
- if ( $this->mContentLoaded ) {
- return $this->mContent;
- }
- $dbr =& $this->getDB();
- $fname = 'Article::fetchContent';
-
- # Pre-fill content with error message so that if something
- # fails we'll have something telling us what we intended.
- $t = $this->mTitle->getPrefixedText();
- if( $oldid ) {
- $t .= ',oldid='.$oldid;
- }
- if( isset( $redirect ) ) {
- $redirect = ($redirect == 'no') ? 'no' : 'yes';
- $t .= ',redirect='.$redirect;
- }
- $this->mContent = wfMsg( 'missingarticle', $t );
-
- if( $oldid ) {
- $revision = Revision::newFromId( $oldid );
- if( is_null( $revision ) ) {
- wfDebug( "$fname failed to retrieve specified revision, id $oldid\n" );
- return false;
- }
- $data = $this->pageDataFromId( $dbr, $revision->getPage() );
- if( !$data ) {
- wfDebug( "$fname failed to get page data linked to revision id $oldid\n" );
- return false;
- }
- $this->mTitle = Title::makeTitle( $data->page_namespace, $data->page_title );
- $this->loadPageData( $data );
- } else {
- if( !$this->mDataLoaded ) {
- $data = $this->pageDataFromTitle( $dbr, $this->mTitle );
- if( !$data ) {
- wfDebug( "$fname failed to find page data for title " . $this->mTitle->getPrefixedText() . "\n" );
- return false;
- }
- $this->loadPageData( $data );
- }
- $revision = Revision::newFromId( $this->mLatest );
- if( is_null( $revision ) ) {
- wfDebug( "$fname failed to retrieve current page, rev_id $data->page_latest\n" );
- return false;
- }
- }
-
- # If we got a redirect, follow it (unless we've been told
- # not to by either the function parameter or the query
- if ( !$oldid && !$noredir ) {
- $rt = Title::newFromRedirect( $revision->getText() );
- # process if title object is valid and not special:userlogout
- if ( $rt && ! ( $rt->getNamespace() == NS_SPECIAL && $rt->getText() == 'Userlogout' ) ) {
- # Gotta hand redirects to special pages differently:
- # Fill the HTTP response "Location" header and ignore
- # the rest of the page we're on.
- global $wgDisableHardRedirects;
- if( $globalTitle && !$wgDisableHardRedirects ) {
- global $wgOut;
- if ( $rt->getInterwiki() != '' && $rt->isLocal() ) {
- $source = $this->mTitle->getFullURL( 'redirect=no' );
- $wgOut->redirect( $rt->getFullURL( 'rdfrom=' . urlencode( $source ) ) ) ;
- return false;
- }
- if ( $rt->getNamespace() == NS_SPECIAL ) {
- $wgOut->redirect( $rt->getFullURL() );
- return false;
- }
- }
- if( $rt->getInterwiki() == '' ) {
- $redirData = $this->pageDataFromTitle( $dbr, $rt );
- if( $redirData ) {
- $redirRev = Revision::newFromId( $redirData->page_latest );
- if( !is_null( $redirRev ) ) {
- $this->mRedirectedFrom = $this->mTitle->getPrefixedText();
- $this->mTitle = $rt;
- $data = $redirData;
- $this->loadPageData( $data );
- $revision = $redirRev;
- }
- }
- }
- }
- }
-
- # if the title's different from expected, update...
- if( $globalTitle ) {
- global $wgTitle;
- if( !$this->mTitle->equals( $wgTitle ) ) {
- $wgTitle = $this->mTitle;
- }
- }
-
- # Back to the business at hand...
- $this->mContent = $revision->getText();
-
- $this->mUser = $revision->getUser();
- $this->mUserText = $revision->getUserText();
- $this->mComment = $revision->getComment();
- $this->mTimestamp = wfTimestamp( TS_MW, $revision->getTimestamp() );
-
- $this->mRevIdFetched = $revision->getID();
- $this->mContentLoaded = true;
- $this->mRevision =& $revision;
-
- return $this->mContent;
- }
-
- /**
- * Gets the article text without using so many damn globals
- * Returns false on error
- *
- * @param integer $oldid
- */
- function getContentWithoutUsingSoManyDamnGlobals( $oldid = 0, $noredir = false ) {
- return $this->fetchContent( $oldid, $noredir, false );
- }
-
- /**
- * Read/write accessor to select FOR UPDATE
- */
- function forUpdate( $x = NULL ) {
- return wfSetVar( $this->mForUpdate, $x );
- }
-
- /**
- * Get the database which should be used for reads
- */
- function &getDB() {
- #if ( $this->mForUpdate ) {
- $ret =& wfGetDB( DB_MASTER );
- #} else {
- # $ret =& wfGetDB( DB_SLAVE );
- #}
- return $ret;
- }
-
- /**
- * Get options for all SELECT statements
- * Can pass an option array, to which the class-wide options will be appended
- */
- function getSelectOptions( $options = '' ) {
- if ( $this->mForUpdate ) {
- if ( is_array( $options ) ) {
- $options[] = 'FOR UPDATE';
- } else {
- $options = 'FOR UPDATE';
- }
- }
- return $options;
- }
-
- /**
- * Return the Article ID
- */
- function getID() {
- if( $this->mTitle ) {
- return $this->mTitle->getArticleID();
- } else {
- return 0;
- }
- }
-
- /**
- * Returns true if this article exists in the database.
- * @return bool
- */
- function exists() {
- return $this->getId() != 0;
- }
-
- /**
- * Get the view count for this article
- */
- function getCount() {
- if ( -1 == $this->mCounter ) {
- $id = $this->getID();
- $dbr =& $this->getDB();
- $this->mCounter = $dbr->selectField( 'page', 'page_counter', array( 'page_id' => $id ),
- 'Article::getCount', $this->getSelectOptions() );
- }
- return $this->mCounter;
- }
-
- /**
- * Would the given text make this article a "good" article (i.e.,
- * suitable for including in the article count)?
- * @param string $text Text to analyze
- * @return integer 1 if it can be counted else 0
- */
- function isCountable( $text ) {
- global $wgUseCommaCount;
-
- if ( NS_MAIN != $this->mTitle->getNamespace() ) { return 0; }
- if ( $this->isRedirect( $text ) ) { return 0; }
- $token = ($wgUseCommaCount ? ',' : '[[' );
- if ( false === strstr( $text, $token ) ) { return 0; }
- return 1;
- }
-
- /**
- * Tests if the article text represents a redirect
- */
- function isRedirect( $text = false ) {
- if ( $text === false ) {
- $this->loadContent();
- $titleObj = Title::newFromRedirect( $this->fetchContent() );
- } else {
- $titleObj = Title::newFromRedirect( $text );
- }
- return $titleObj !== NULL;
- }
-
- /**
- * Returns true if the currently-referenced revision is the current edit
- * to this page (and it exists).
- * @return bool
- */
- function isCurrent() {
- return $this->exists() &&
- isset( $this->mRevision ) &&
- $this->mRevision->isCurrent();
- }
-
- /**
- * Loads everything except the text
- * This isn't necessary for all uses, so it's only done if needed.
- * @private
- */
- function loadLastEdit() {
- global $wgOut;
-
- if ( -1 != $this->mUser )
- return;
-
- # New or non-existent articles have no user information
- $id = $this->getID();
- if ( 0 == $id ) return;
-
- $this->mLastRevision = Revision::loadFromPageId( $this->getDB(), $id );
- if( !is_null( $this->mLastRevision ) ) {
- $this->mUser = $this->mLastRevision->getUser();
- $this->mUserText = $this->mLastRevision->getUserText();
- $this->mTimestamp = $this->mLastRevision->getTimestamp();
- $this->mComment = $this->mLastRevision->getComment();
- $this->mMinorEdit = $this->mLastRevision->isMinor();
- }
- }
-
- function getTimestamp() {
- $this->loadLastEdit();
- return $this->mTimestamp;
- }
-
- function getUser() {
- $this->loadLastEdit();
- return $this->mUser;
- }
-
- function getUserText() {
- $this->loadLastEdit();
- return $this->mUserText;
- }
-
- function getComment() {
- $this->loadLastEdit();
- return $this->mComment;
- }
-
- function getMinorEdit() {
- $this->loadLastEdit();
- return $this->mMinorEdit;
- }
-
- function getRevIdFetched() {
- $this->loadLastEdit();
- return $this->mRevIdFetched;
- }
-
- function getContributors($limit = 0, $offset = 0) {
- $fname = 'Article::getContributors';
-
- # XXX: this is expensive; cache this info somewhere.
-
- $title = $this->mTitle;
- $contribs = array();
- $dbr =& $this->getDB();
- $revTable = $dbr->tableName( 'revision' );
- $userTable = $dbr->tableName( 'user' );
- $encDBkey = $dbr->addQuotes( $title->getDBkey() );
- $ns = $title->getNamespace();
- $user = $this->getUser();
- $pageId = $this->getId();
-
- $sql = "SELECT rev_user, rev_user_text, user_real_name, MAX(rev_timestamp) as timestamp
- FROM $revTable LEFT JOIN $userTable ON rev_user = user_id
- WHERE rev_page = $pageId
- AND rev_user != $user
- GROUP BY rev_user, rev_user_text, user_real_name
- ORDER BY timestamp DESC";
-
- if ($limit > 0) { $sql .= ' LIMIT '.$limit; }
- $sql .= ' '. $this->getSelectOptions();
-
- $res = $dbr->query($sql, $fname);
-
- while ( $line = $dbr->fetchObject( $res ) ) {
- $contribs[] = array($line->rev_user, $line->rev_user_text, $line->user_real_name);
- }
-
- $dbr->freeResult($res);
- return $contribs;
- }
-
- /**
- * This is the default action of the script: just view the page of
- * the given title.
- */
- function view() {
- global $wgUser, $wgOut, $wgRequest, $wgOnlySysopsCanPatrol, $wgLang;
- global $wgLinkCache, $IP, $wgEnableParserCache, $wgStylePath, $wgUseRCPatrol;
- global $wgEnotif, $wgParser, $wgParserCache, $wgUseTrackbacks;
- $sk = $wgUser->getSkin();
-
- $fname = 'Article::view';
- wfProfileIn( $fname );
- # Get variables from query string
- $oldid = $this->getOldID();
- $diff = $wgRequest->getVal( 'diff' );
- $rcid = $wgRequest->getVal( 'rcid' );
- $rdfrom = $wgRequest->getVal( 'rdfrom' );
-
- $wgOut->setArticleFlag( true );
- $wgOut->setRobotpolicy( 'index,follow' );
- # If we got diff and oldid in the query, we want to see a
- # diff page instead of the article.
-
- if ( !is_null( $diff ) ) {
- require_once( 'DifferenceEngine.php' );
- $wgOut->setPageTitle( $this->mTitle->getPrefixedText() );
-
- $de = new DifferenceEngine( $oldid, $diff, $rcid );
- // DifferenceEngine directly fetched the revision:
- $this->mRevIdFetched = $de->mNewid;
- $de->showDiffPage();
-
- if( $diff == 0 ) {
- # Run view updates for current revision only
- $this->viewUpdates();
- }
- wfProfileOut( $fname );
- return;
- }
-
- if ( empty( $oldid ) && $this->checkTouched() ) {
- $wgOut->setETag($wgParserCache->getETag($this, $wgUser));
-
- if( $wgOut->checkLastModified( $this->mTouched ) ){
- wfProfileOut( $fname );
- return;
- } else if ( $this->tryFileCache() ) {
- # tell wgOut that output is taken care of
- $wgOut->disable();
- $this->viewUpdates();
- wfProfileOut( $fname );
- return;
- }
- }
- # Should the parser cache be used?
- $pcache = $wgEnableParserCache &&
- intval( $wgUser->getOption( 'stubthreshold' ) ) == 0 &&
- $this->exists() &&
- empty( $oldid );
- wfDebug( 'Article::view using parser cache: ' . ($pcache ? 'yes' : 'no' ) . "\n" );
-
- $outputDone = false;
- if ( $pcache ) {
- if ( $wgOut->tryParserCache( $this, $wgUser ) ) {
- $outputDone = true;
- }
- }
- if ( !$outputDone ) {
- $text = $this->getContent( false ); # May change mTitle by following a redirect
-
- # Another whitelist check in case oldid or redirects are altering the title
- if ( !$this->mTitle->userCanRead() ) {
- $wgOut->loginToUse();
- $wgOut->output();
- exit;
- }
-
- # We're looking at an old revision
-
- if ( !empty( $oldid ) ) {
- $this->setOldSubtitle( isset($this->mOldId) ? $this->mOldId : $oldid );
- $wgOut->setRobotpolicy( 'noindex,follow' );
- }
- if ( '' != $this->mRedirectedFrom ) {
- if ( wfRunHooks( 'ArticleViewRedirect', array( &$this ) ) ) {
- $sk = $wgUser->getSkin();
- $redir = $sk->makeKnownLink( $this->mRedirectedFrom, '', 'redirect=no' );
- $s = wfMsg( 'redirectedfrom', $redir );
- $wgOut->setSubtitle( $s );
- # Can't cache redirects
- $pcache = false;
- }
- } elseif ( !empty( $rdfrom ) ) {
- global $wgRedirectSources;
- if( $wgRedirectSources && preg_match( $wgRedirectSources, $rdfrom ) ) {
- $sk = $wgUser->getSkin();
- $redir = $sk->makeExternalLink( $rdfrom, $rdfrom );
- $s = wfMsg( 'redirectedfrom', $redir );
- $wgOut->setSubtitle( $s );
- }
- }
-
- # wrap user css and user js in pre and don't parse
- # XXX: use $this->mTitle->usCssJsSubpage() when php is fixed/ a workaround is found
- if (
- $this->mTitle->getNamespace() == NS_USER &&
- preg_match('/\\/[\\w]+\\.(css|js)$/', $this->mTitle->getDBkey())
- ) {
- $wgOut->addWikiText( wfMsg('clearyourcache'));
- $wgOut->addHTML( '<pre>'.htmlspecialchars($this->mContent)."\n</pre>" );
- } else if ( $rt = Title::newFromRedirect( $text ) ) {
- # Display redirect
- $imageUrl = $wgStylePath.'/common/images/redirect.png';
- $targetUrl = $rt->escapeLocalURL();
- $titleText = htmlspecialchars( $rt->getPrefixedText() );
- $link = $sk->makeLinkObj( $rt );
-
- $wgOut->addHTML( '<img valign="center" src="'.$imageUrl.'" alt="#REDIRECT" />' .
- '<span class="redirectText">'.$link.'</span>' );
-
- $parseout = $wgParser->parse($text, $this->mTitle, ParserOptions::newFromUser($wgUser));
- $catlinks = $parseout->getCategoryLinks();
- $wgOut->addCategoryLinks($catlinks);
- $skin = $wgUser->getSkin();
- } else if ( $pcache ) {
- # Display content and save to parser cache
- $wgOut->addPrimaryWikiText( $text, $this );
- } else {
- # Display content, don't attempt to save to parser cache
-
- # Don't show section-edit links on old revisions... this way lies madness.
- if( !$this->isCurrent() ) {
- $oldEditSectionSetting = $wgOut->mParserOptions->setEditSection( false );
- }
- $wgOut->addWikiText( $text );
-
- if( !$this->isCurrent() ) {
- $wgOut->mParserOptions->setEditSection( $oldEditSectionSetting );
- }
- }
- }
- /* title may have been set from the cache */
- $t = $wgOut->getPageTitle();
- if( empty( $t ) ) {
- $wgOut->setPageTitle( $this->mTitle->getPrefixedText() );
- }
-
- # If we have been passed an &rcid= parameter, we want to give the user a
- # chance to mark this new article as patrolled.
- if ( $wgUseRCPatrol
- && !is_null($rcid)
- && $rcid != 0
- && $wgUser->isLoggedIn()
- && ( $wgUser->isAllowed('patrol') || !$wgOnlySysopsCanPatrol ) )
- {
- $wgOut->addHTML(
- "<div class='patrollink'>" .
- wfMsg ( 'markaspatrolledlink',
- $sk->makeKnownLinkObj( $this->mTitle, wfMsg('markaspatrolledtext'), "action=markpatrolled&rcid=$rcid" )
- ) .
- '</div>'
- );
- }
-
- # Trackbacks
- if ($wgUseTrackbacks)
- $this->addTrackbacks();
-
- # Put link titles into the link cache
- $wgOut->transformBuffer();
-
- # Add link titles as META keywords
- $wgOut->addMetaTags() ;
-
- $this->viewUpdates();
- wfProfileOut( $fname );
- }
-
- function addTrackbacks() {
- global $wgOut, $wgUser;
-
- $dbr = wfGetDB(DB_SLAVE);
- $tbs = $dbr->select(
- /* FROM */ 'trackbacks',
- /* SELECT */ array('tb_id', 'tb_title', 'tb_url', 'tb_ex', 'tb_name'),
- /* WHERE */ array('tb_page' => $this->getID())
- );
-
- if (!$dbr->numrows($tbs))
- return;
-
- $tbtext = "";
- while ($o = $dbr->fetchObject($tbs)) {
- $rmvtxt = "";
- if ($wgUser->isSysop()) {
- $delurl = $this->mTitle->getFullURL("action=deletetrackback&tbid="
- . $o->tb_id . "&token=" . $wgUser->editToken());
- $rmvtxt = wfMsg('trackbackremove', $delurl);
- }
- $tbtext .= wfMsg(strlen($o->tb_ex) ? 'trackbackexcerpt' : 'trackback',
- $o->tb_title,
- $o->tb_url,
- $o->tb_ex,
- $o->tb_name,
- $rmvtxt);
- }
- $wgOut->addWikitext(wfMsg('trackbackbox', $tbtext));
- }
-
- function deletetrackback() {
- global $wgUser, $wgRequest, $wgOut, $wgTitle;
-
- if (!$wgUser->matchEditToken($wgRequest->getVal('token'))) {
- $wgOut->addWikitext(wfMsg('sessionfailure'));
- return;
- }
-
- if ((!$wgUser->isAllowed('delete'))) {
- $wgOut->sysopRequired();
- return;
- }
-
- if (wfReadOnly()) {
- $wgOut->readOnlyPage();
- return;
- }
-
- $db = wfGetDB(DB_MASTER);
- $db->delete('trackbacks', array('tb_id' => $wgRequest->getInt('tbid')));
- $wgTitle->invalidateCache();
- $wgOut->addWikiText(wfMsg('trackbackdeleteok'));
- }
-
- function render() {
- global $wgOut;
-
- $wgOut->setArticleBodyOnly(true);
- $this->view();
- }
-
- /**
- * Insert a new empty page record for this article.
- * This *must* be followed up by creating a revision
- * and running $this->updateToLatest( $rev_id );
- * or else the record will be left in a funky state.
- * Best if all done inside a transaction.
- *
- * @param Database $dbw
- * @param string $restrictions
- * @return int The newly created page_id key
- * @access private
- */
- function insertOn( &$dbw, $restrictions = '' ) {
- $fname = 'Article::insertOn';
- wfProfileIn( $fname );
-
- $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' => $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...
- ), $fname );
- $newid = $dbw->insertId();
-
- $this->mTitle->resetArticleId( $newid );
-
- wfProfileOut( $fname );
- return $newid;
- }
-
- /**
- * Update the page record to point to a newly saved revision.
- *
- * @param Database $dbw
- * @param Revision $revision -- for ID number, and text used to set
- length and redirect status fields
- * @param int $lastRevision -- if given, will not overwrite the page field
- * when different from the currently set value.
- * Giving 0 indicates the new page flag should
- * be set on.
- * @return bool true on success, false on failure
- * @access private
- */
- function updateRevisionOn( &$dbw, $revision, $lastRevision = null ) {
- $fname = 'Article::updateToRevision';
- wfProfileIn( $fname );
-
- $conditions = array( 'page_id' => $this->getId() );
- if( !is_null( $lastRevision ) ) {
- # An extra check against threads stepping on each other
- $conditions['page_latest'] = $lastRevision;
- }
-
- $text = $revision->getText();
- $dbw->update( 'page',
- array( /* SET */
- 'page_latest' => $revision->getId(),
- 'page_touched' => $dbw->timestamp(),
- 'page_is_new' => ($lastRevision === 0) ? 1 : 0,
- 'page_is_redirect' => Article::isRedirect( $text ) ? 1 : 0,
- 'page_len' => strlen( $text ),
- ),
- $conditions,
- $fname );
-
- wfProfileOut( $fname );
- return ( $dbw->affectedRows() != 0 );
- }
-
- /**
- * If the given revision is newer than the currently set page_latest,
- * update the page record. Otherwise, do nothing.
- *
- * @param Database $dbw
- * @param Revision $revision
- */
- function updateIfNewerOn( &$dbw, $revision ) {
- $fname = 'Article::updateIfNewerOn';
- wfProfileIn( $fname );
-
- $row = $dbw->selectRow(
- array( 'revision', 'page' ),
- array( 'rev_id', 'rev_timestamp' ),
- array(
- 'page_id' => $this->getId(),
- 'page_latest=rev_id' ),
- $fname );
- if( $row ) {
- if( $row->rev_timestamp >= $revision->getTimestamp() ) {
- wfProfileOut( $fname );
- return false;
- }
- $prev = $row->rev_id;
- } else {
- # No or missing previous revision; mark the page as new
- $prev = 0;
- }
-
- $ret = $this->updateRevisionOn( $dbw, $revision, $prev );
- wfProfileOut( $fname );
- return $ret;
- }
-
- /**
- * Theoretically we could defer these whole insert and update
- * functions for after display, but that's taking a big leap
- * of faith, and we want to be able to report database
- * errors at some point.
- * @private
- */
- function insertNewArticle( $text, $summary, $isminor, $watchthis, $suppressRC=false, $comment=false ) {
- global $wgOut, $wgUser;
- global $wgUseSquid, $wgDeferredUpdateList, $wgInternalServer;
-
- $fname = 'Article::insertNewArticle';
- wfProfileIn( $fname );
-
- $this->mGoodAdjustment = $this->isCountable( $text );
- $this->mTotalAdjustment = 1;
-
- $ns = $this->mTitle->getNamespace();
- $ttl = $this->mTitle->getDBkey();
-
- # If this is a comment, add the summary as headline
- if($comment && $summary!="") {
- $text="== {$summary} ==\n\n".$text;
- }
- $text = $this->preSaveTransform( $text );
- $isminor = ( $isminor && $wgUser->isLoggedIn() ) ? 1 : 0;
- $now = wfTimestampNow();
-
- $dbw =& wfGetDB( DB_MASTER );
-
- # Add the page record; stake our claim on this title!
- $newid = $this->insertOn( $dbw );
-
- # Save the revision text...
- $revision = new Revision( array(
- 'page' => $newid,
- 'comment' => $summary,
- 'minor_edit' => $isminor,
- 'text' => $text
- ) );
- $revisionId = $revision->insertOn( $dbw );
-
- $this->mTitle->resetArticleID( $newid );
-
- # Update the page record with revision data
- $this->updateRevisionOn( $dbw, $revision, 0 );
-
- Article::onArticleCreate( $this->mTitle );
- if(!$suppressRC) {
- RecentChange::notifyNew( $now, $this->mTitle, $isminor, $wgUser, $summary, 'default',
- '', strlen( $text ), $revisionId );
- }
-
- if ($watchthis) {
- if(!$this->mTitle->userIsWatching()) $this->watch();
- } else {
- if ( $this->mTitle->userIsWatching() ) {
- $this->unwatch();
- }
- }
-
- # The talk page isn't in the regular link tables, so we need to update manually:
- $talkns = $ns ^ 1; # talk -> normal; normal -> talk
- $dbw->update( 'page',
- array( 'page_touched' => $dbw->timestamp($now) ),
- array( 'page_namespace' => $talkns,
- 'page_title' => $ttl ),
- $fname );
-
- # standard deferred updates
- $this->editUpdates( $text, $summary, $isminor, $now );
-
- $oldid = 0; # new article
- $this->showArticle( $text, wfMsg( 'newarticle' ), false, $isminor, $now, $summary, $oldid );
- wfProfileOut( $fname );
- }
-
- function getTextOfLastEditWithSectionReplacedOrAdded($section, $text, $summary = '', $edittime = NULL) {
- $fname = 'Article::getTextOfLastEditWithSectionReplacedOrAdded';
- if ($section != '') {
- if( is_null( $edittime ) ) {
- $rev = Revision::newFromTitle( $this->mTitle );
- } else {
- $dbw =& wfGetDB( DB_MASTER );
- $rev = Revision::loadFromTimestamp( $dbw, $this->mTitle, $edittime );
- }
- $oldtext = $rev->getText();
-
- if($section=='new') {
- if($summary) $subject="== {$summary} ==\n\n";
- $text=$oldtext."\n\n".$subject.$text;
- } else {
-
- # strip NOWIKI etc. to avoid confusion (true-parameter causes HTML
- # comments to be stripped as well)
- $striparray=array();
- $parser=new Parser();
- $parser->mOutputType=OT_WIKI;
- $parser->mOptions = new ParserOptions();
- $oldtext=$parser->strip($oldtext, $striparray, true);
-
- # now that we can be sure that no pseudo-sections are in the source,
- # split it up
- # Unfortunately we can't simply do a preg_replace because that might
- # replace the wrong section, so we have to use the section counter instead
- $secs=preg_split('/(^=+.+?=+|^<h[1-6].*?' . '>.*?<\/h[1-6].*?' . '>)(?!\S)/mi',
- $oldtext,-1,PREG_SPLIT_DELIM_CAPTURE);
- $secs[$section*2]=$text."\n\n"; // replace with edited
-
- # section 0 is top (intro) section
- if($section!=0) {
-
- # headline of old section - we need to go through this section
- # to determine if there are any subsections that now need to
- # be erased, as the mother section has been replaced with
- # the text of all subsections.
- $headline=$secs[$section*2-1];
- preg_match( '/^(=+).+?=+|^<h([1-6]).*?' . '>.*?<\/h[1-6].*?' . '>(?!\S)/mi',$headline,$matches);
- $hlevel=$matches[1];
-
- # determine headline level for wikimarkup headings
- if(strpos($hlevel,'=')!==false) {
- $hlevel=strlen($hlevel);
- }
-
- $secs[$section*2-1]=''; // erase old headline
- $count=$section+1;
- $break=false;
- while(!empty($secs[$count*2-1]) && !$break) {
-
- $subheadline=$secs[$count*2-1];
- preg_match(
- '/^(=+).+?=+|^<h([1-6]).*?' . '>.*?<\/h[1-6].*?' . '>(?!\S)/mi',$subheadline,$matches);
- $subhlevel=$matches[1];
- if(strpos($subhlevel,'=')!==false) {
- $subhlevel=strlen($subhlevel);
- }
- if($subhlevel > $hlevel) {
- // erase old subsections
- $secs[$count*2-1]='';
- $secs[$count*2]='';
- }
- if($subhlevel <= $hlevel) {
- $break=true;
- }
- $count++;
-
- }
-
- }
- $text=join('',$secs);
- # reinsert the stuff that we stripped out earlier
- $text=$parser->unstrip($text,$striparray);
- $text=$parser->unstripNoWiki($text,$striparray);
- }
-
- }
- return $text;
- }
-
- /**
- * Change an existing article. Puts the previous version back into the old table, updates RC
- * and all necessary caches, mostly via the deferred update array.
- *
- * It is possible to call this function from a command-line script, but note that you should
- * first set $wgUser, and clean up $wgDeferredUpdates after each edit.
- */
- function updateArticle( $text, $summary, $minor, $watchthis, $forceBot = false, $sectionanchor = '' ) {
- global $wgOut, $wgUser;
- global $wgDBtransactions, $wgMwRedir;
- global $wgUseSquid, $wgInternalServer, $wgPostCommitUpdateList, $wgUseFileCache;
-
- $fname = 'Article::updateArticle';
- wfProfileIn( $fname );
- $good = true;
-
- $isminor = ( $minor && $wgUser->isLoggedIn() );
- if ( $this->isRedirect( $text ) ) {
- # Remove all content but redirect
- # This could be done by reconstructing the redirect from a title given by
- # Title::newFromRedirect(), but then we wouldn't know which synonym the user
- # wants to see
- if ( preg_match( "/^((" . $wgMwRedir->getBaseRegex() . ')[^\\n]+)/i', $text, $m ) ) {
- $redir = 1;
- $text = $m[1] . "\n";
- }
- }
- else { $redir = 0; }
-
- $text = $this->preSaveTransform( $text );
- $dbw =& wfGetDB( DB_MASTER );
- $now = wfTimestampNow();
-
- # Update article, but only if changed.
-
- # It's important that we either rollback or complete, otherwise an attacker could
- # overwrite cur entries by sending precisely timed user aborts. Random bored users
- # could conceivably have the same effect, especially if cur is locked for long periods.
- if( !$wgDBtransactions ) {
- $userAbort = ignore_user_abort( true );
- }
-
- $oldtext = $this->getContent( true );
- $oldsize = strlen( $oldtext );
- $newsize = strlen( $text );
- $lastRevision = 0;
-
- if ( 0 != strcmp( $text, $oldtext ) ) {
- $this->mGoodAdjustment = $this->isCountable( $text )
- - $this->isCountable( $oldtext );
- $this->mTotalAdjustment = 0;
- $now = wfTimestampNow();
-
- $lastRevision = $dbw->selectField(
- 'page', 'page_latest', array( 'page_id' => $this->getId() ) );
-
- $revision = new Revision( array(
- 'page' => $this->getId(),
- 'comment' => $summary,
- 'minor_edit' => $isminor,
- 'text' => $text
- ) );
-
- $dbw->immediateCommit();
- $dbw->begin();
- $revisionId = $revision->insertOn( $dbw );
-
- # Update page
- $ok = $this->updateRevisionOn( $dbw, $revision, $lastRevision );
-
- if( !$ok ) {
- /* Belated edit conflict! Run away!! */
- $good = false;
- $dbw->rollback();
- } else {
- # Update recentchanges and purge cache and whatnot
- $bot = (int)($wgUser->isBot() || $forceBot);
- RecentChange::notifyEdit( $now, $this->mTitle, $isminor, $wgUser, $summary,
- $lastRevision, $this->getTimestamp(), $bot, '', $oldsize, $newsize,
- $revisionId );
- Article::onArticleEdit( $this->mTitle );
- $dbw->commit();
- }
- }
-
- if( !$wgDBtransactions ) {
- ignore_user_abort( $userAbort );
- }
-
- if ( $good ) {
- if ($watchthis) {
- if (!$this->mTitle->userIsWatching()) $this->watch();
- } else {
- if ( $this->mTitle->userIsWatching() ) {
- $this->unwatch();
- }
- }
- # standard deferred updates
- $this->editUpdates( $text, $summary, $minor, $now );
-
-
- $urls = array();
- # Template namespace
- # Purge all articles linking here
- if ( $this->mTitle->getNamespace() == NS_TEMPLATE) {
- $titles = $this->mTitle->getLinksTo();
- Title::touchArray( $titles );
- if ( $wgUseSquid ) {
- foreach ( $titles as $title ) {
- $urls[] = $title->getInternalURL();
- }
- }
- }
-
- # Squid updates
- if ( $wgUseSquid ) {
- $urls = array_merge( $urls, $this->mTitle->getSquidURLs() );
- $u = new SquidUpdate( $urls );
- array_push( $wgPostCommitUpdateList, $u );
- }
-
- # File cache
- if ( $wgUseFileCache ) {
- $cm = new CacheManager($this->mTitle);
- @unlink($cm->fileCacheName());
- }
-
- $this->showArticle( $text, wfMsg( 'updated' ), $sectionanchor, $isminor, $now, $summary, $lastRevision );
- }
- wfProfileOut( $fname );
- return $good;
- }
-
- /**
- * After we've either updated or inserted the article, update
- * the link tables and redirect to the new page.
- */
- function showArticle( $text, $subtitle , $sectionanchor = '', $me2, $now, $summary, $oldid ) {
- global $wgUseDumbLinkUpdate, $wgAntiLockFlags, $wgOut, $wgUser, $wgLinkCache, $wgEnotif;
- global $wgUseEnotif;
-
- $fname = 'Article::showArticle';
- wfProfileIn( $fname );
-
- $wgLinkCache = new LinkCache();
-
- if ( !$wgUseDumbLinkUpdate ) {
- # Preload links to reduce lock time
- if ( $wgAntiLockFlags & ALF_PRELOAD_LINKS ) {
- $wgLinkCache->preFill( $this->mTitle );
- $wgLinkCache->clear();
- }
- }
-
- # Parse the text and replace links with placeholders
- $wgOut = new OutputPage();
-
- # Pass the current title along in case we're creating a wiki page
- # which is different than the currently displayed one (e.g. image
- # pages created on file uploads); otherwise, link updates will
- # go wrong.
- $wgOut->addWikiTextWithTitle( $text, $this->mTitle );
-
- if ( !$wgUseDumbLinkUpdate ) {
- # Move the current links back to the second register
- $wgLinkCache->swapRegisters();
-
- # Get old version of link table to allow incremental link updates
- # Lock this data now since it is needed for an update
- $wgLinkCache->forUpdate( true );
- $wgLinkCache->preFill( $this->mTitle );
-
- # Swap this old version back into its rightful place
- $wgLinkCache->swapRegisters();
- }
-
- if( $this->isRedirect( $text ) )
- $r = 'redirect=no';
- else
- $r = '';
- $wgOut->redirect( $this->mTitle->getFullURL( $r ).$sectionanchor );
-
- if ( $wgUseEnotif ) {
- # this would be better as an extension hook
- include_once( "UserMailer.php" );
- $wgEnotif = new EmailNotification ();
- $wgEnotif->notifyOnPageChange( $this->mTitle, $now, $summary, $me2, $oldid );
- }
- wfProfileOut( $fname );
- }
-
- /**
- * Mark this particular edit as patrolled
- */
- function markpatrolled() {
- global $wgOut, $wgRequest, $wgOnlySysopsCanPatrol, $wgUseRCPatrol, $wgUser;
- $wgOut->setRobotpolicy( 'noindex,follow' );
-
- if ( !$wgUseRCPatrol )
- {
- $wgOut->errorpage( 'rcpatroldisabled', 'rcpatroldisabledtext' );
- return;
- }
- if ( $wgUser->isAnon() )
- {
- $wgOut->loginToUse();
- return;
- }
- if ( $wgOnlySysopsCanPatrol && !$wgUser->isAllowed('patrol') )
- {
- $wgOut->sysopRequired();
- return;
- }
- $rcid = $wgRequest->getVal( 'rcid' );
- if ( !is_null ( $rcid ) )
- {
- RecentChange::markPatrolled( $rcid );
- $wgOut->setPagetitle( wfMsg( 'markedaspatrolled' ) );
- $wgOut->addWikiText( wfMsg( 'markedaspatrolledtext' ) );
-
- $rcTitle = Title::makeTitle( NS_SPECIAL, 'Recentchanges' );
- $wgOut->returnToMain( false, $rcTitle->getPrefixedText() );
- }
- else
- {
- $wgOut->errorpage( 'markedaspatrollederror', 'markedaspatrollederrortext' );
- }
- }
-
- /**
- * Validate function
- */
- function validate() {
- global $wgOut, $wgUser, $wgRequest, $wgUseValidation;
-
- if ( !$wgUseValidation ) # Are we using article validation at all?
- {
- $wgOut->errorpage( "nosuchspecialpage", "nospecialpagetext" );
- return ;
- }
-
- $wgOut->setRobotpolicy( 'noindex,follow' );
- $revision = $wgRequest->getVal( 'revision' );
-
- include_once ( "SpecialValidate.php" ) ; # The "Validation" class
-
- $v = new Validation ;
- if ( $wgRequest->getVal ( "mode" , "" ) == "list" )
- $t = $v->showList ( $this ) ;
- else if ( $wgRequest->getVal ( "mode" , "" ) == "details" )
- $t = $v->showDetails ( $this , $wgRequest->getVal( 'revision' ) ) ;
- else
- $t = $v->validatePageForm ( $this , $revision ) ;
-
- $wgOut->addHTML ( $t ) ;
- }
-
- /**
- * Add this page to $wgUser's watchlist
- */
-
- function watch() {
-
- global $wgUser, $wgOut;
-
- if ( $wgUser->isAnon() ) {
- $wgOut->errorpage( 'watchnologin', 'watchnologintext' );
- return;
- }
- if ( wfReadOnly() ) {
- $wgOut->readOnlyPage();
- return;
- }
-
- if (wfRunHooks('WatchArticle', array(&$wgUser, &$this))) {
-
- $wgUser->addWatch( $this->mTitle );
- $wgUser->saveSettings();
-
- wfRunHooks('WatchArticleComplete', array(&$wgUser, &$this));
-
- $wgOut->setPagetitle( wfMsg( 'addedwatch' ) );
- $wgOut->setRobotpolicy( 'noindex,follow' );
-
- $link = $this->mTitle->getPrefixedText();
- $text = wfMsg( 'addedwatchtext', $link );
- $wgOut->addWikiText( $text );
- }
-
- $wgOut->returnToMain( true, $this->mTitle->getPrefixedText() );
- }
-
- /**
- * Stop watching a page
- */
-
- function unwatch() {
-
- global $wgUser, $wgOut;
-
- if ( $wgUser->isAnon() ) {
- $wgOut->errorpage( 'watchnologin', 'watchnologintext' );
- return;
- }
- if ( wfReadOnly() ) {
- $wgOut->readOnlyPage();
- return;
- }
-
- if (wfRunHooks('UnwatchArticle', array(&$wgUser, &$this))) {
-
- $wgUser->removeWatch( $this->mTitle );
- $wgUser->saveSettings();
-
- wfRunHooks('UnwatchArticleComplete', array(&$wgUser, &$this));
-
- $wgOut->setPagetitle( wfMsg( 'removedwatch' ) );
- $wgOut->setRobotpolicy( 'noindex,follow' );
-
- $link = $this->mTitle->getPrefixedText();
- $text = wfMsg( 'removedwatchtext', $link );
- $wgOut->addWikiText( $text );
- }
-
- $wgOut->returnToMain( true, $this->mTitle->getPrefixedText() );
- }
-
- /**
- * protect a page
- */
- function protect( $limit = 'sysop' ) {
- global $wgUser, $wgOut, $wgRequest;
-
- if ( ! $wgUser->isAllowed('protect') ) {
- $wgOut->sysopRequired();
- return;
- }
- if ( wfReadOnly() ) {
- $wgOut->readOnlyPage();
- return;
- }
- $id = $this->mTitle->getArticleID();
- if ( 0 == $id ) {
- $wgOut->fatalError( wfMsg( 'badarticleerror' ) );
- return;
- }
-
- $confirm = $wgRequest->wasPosted() &&
- $wgUser->matchEditToken( $wgRequest->getVal( 'wpEditToken' ) );
- $moveonly = $wgRequest->getBool( 'wpMoveOnly' );
- $reason = $wgRequest->getText( 'wpReasonProtect' );
-
- if ( $confirm ) {
- $dbw =& wfGetDB( DB_MASTER );
- $dbw->update( 'page',
- array( /* SET */
- 'page_touched' => $dbw->timestamp(),
- 'page_restrictions' => (string)$limit
- ), array( /* WHERE */
- 'page_id' => $id
- ), 'Article::protect'
- );
-
- $restrictions = "move=" . $limit;
- if( !$moveonly ) {
- $restrictions .= ":edit=" . $limit;
- }
- if (wfRunHooks('ArticleProtect', array(&$this, &$wgUser, $limit == 'sysop', $reason, $moveonly))) {
-
- $dbw =& wfGetDB( DB_MASTER );
- $dbw->update( 'page',
- array( /* SET */
- 'page_touched' => $dbw->timestamp(),
- 'page_restrictions' => $restrictions
- ), array( /* WHERE */
- 'page_id' => $id
- ), 'Article::protect'
- );
-
- wfRunHooks('ArticleProtectComplete', array(&$this, &$wgUser, $limit == 'sysop', $reason, $moveonly));
-
- $log = new LogPage( 'protect' );
- if ( $limit === '' ) {
- $log->addEntry( 'unprotect', $this->mTitle, $reason );
- } else {
- $log->addEntry( 'protect', $this->mTitle, $reason );
- }
- $wgOut->redirect( $this->mTitle->getFullURL() );
- }
- return;
- } else {
- return $this->confirmProtect( '', '', $limit );
- }
- }
-
- /**
- * Output protection confirmation dialog
- */
- function confirmProtect( $par, $reason, $limit = 'sysop' ) {
- global $wgOut, $wgUser;
-
- wfDebug( "Article::confirmProtect\n" );
-
- $sub = htmlspecialchars( $this->mTitle->getPrefixedText() );
- $wgOut->setRobotpolicy( 'noindex,nofollow' );
-
- $check = '';
- $protcom = '';
- $moveonly = '';
-
- if ( $limit === '' ) {
- $wgOut->setPageTitle( wfMsg( 'confirmunprotect' ) );
- $wgOut->setSubtitle( wfMsg( 'unprotectsub', $sub ) );
- $wgOut->addWikiText( wfMsg( 'confirmunprotecttext' ) );
- $protcom = htmlspecialchars( wfMsg( 'unprotectcomment' ) );
- $formaction = $this->mTitle->escapeLocalURL( 'action=unprotect' . $par );
- } else {
- $wgOut->setPageTitle( wfMsg( 'confirmprotect' ) );
- $wgOut->setSubtitle( wfMsg( 'protectsub', $sub ) );
- $wgOut->addWikiText( wfMsg( 'confirmprotecttext' ) );
- $moveonly = wfMsg( 'protectmoveonly' ) ; // add it using addWikiText to prevent xss. bug:3991
- $protcom = htmlspecialchars( wfMsg( 'protectcomment' ) );
- $formaction = $this->mTitle->escapeLocalURL( 'action=protect' . $par );
- }
-
- $confirm = htmlspecialchars( wfMsg( 'confirm' ) );
- $token = htmlspecialchars( $wgUser->editToken() );
-
- $wgOut->addHTML( "
-<form id='protectconfirm' method='post' action=\"{$formaction}\">
- <table border='0'>
- <tr>
- <td align='right'>
- <label for='wpReasonProtect'>{$protcom}:</label>
- </td>
- <td align='left'>
- <input type='text' size='60' name='wpReasonProtect' id='wpReasonProtect' value=\"" . htmlspecialchars( $reason ) . "\" />
- </td>
- </tr>" );
- if($moveonly != '') {
- $wgOut->AddHTML( "
- <tr>
- <td align='right'>
- <input type='checkbox' name='wpMoveOnly' value='1' id='wpMoveOnly' />
- </td>
- <td align='left'>
- <label for='wpMoveOnly'> ");
- $wgOut->addWikiText( $moveonly ); // bug 3991
- $wgOut->addHTML( "
- </label>
- </td>
- </tr> " );
- }
- $wgOut->addHTML( "
- <tr>
- <td> </td>
- <td>
- <input type='submit' name='wpConfirmProtectB' value=\"{$confirm}\" />
- </td>
- </tr>
- </table>
- <input type='hidden' name='wpEditToken' value=\"{$token}\" />
-</form>" );
-
- $wgOut->returnToMain( false );
- }
-
- /**
- * Unprotect the pages
- */
- function unprotect() {
- return $this->protect( '' );
- }
-
- /*
- * UI entry point for page deletion
- */
- function delete() {
- global $wgUser, $wgOut, $wgMessageCache, $wgRequest;
- $fname = 'Article::delete';
- $confirm = $wgRequest->wasPosted() &&
- $wgUser->matchEditToken( $wgRequest->getVal( 'wpEditToken' ) );
- $reason = $wgRequest->getText( 'wpReason' );
-
- # This code desperately needs to be totally rewritten
-
- # Check permissions
- if( ( !$wgUser->isAllowed( 'delete' ) ) ) {
- $wgOut->sysopRequired();
- return;
- }
- if( wfReadOnly() ) {
- $wgOut->readOnlyPage();
- return;
- }
-
- # Better double-check that it hasn't been deleted yet!
- $wgOut->setPagetitle( wfMsg( 'confirmdelete' ) );
- if( !$this->mTitle->exists() ) {
- $wgOut->fatalError( wfMsg( 'cannotdelete' ) );
- return;
- }
-
- if( $confirm ) {
- $this->doDelete( $reason );
- return;
- }
-
- # determine whether this page has earlier revisions
- # and insert a warning if it does
- # we select the text because it might be useful below
- $dbr =& $this->getDB();
- $ns = $this->mTitle->getNamespace();
- $title = $this->mTitle->getDBkey();
- $revisions = $dbr->select( array( 'page', 'revision' ),
- array( 'rev_id', 'rev_user_text' ),
- array(
- 'page_namespace' => $ns,
- 'page_title' => $title,
- 'rev_page = page_id'
- ), $fname, $this->getSelectOptions( array( 'ORDER BY' => 'rev_timestamp DESC' ) )
- );
-
- if( $dbr->numRows( $revisions ) > 1 && !$confirm ) {
- $skin=$wgUser->getSkin();
- $wgOut->addHTML('<b>'.wfMsg('historywarning'));
- $wgOut->addHTML( $skin->historyLink() .'</b>');
- }
-
- # Fetch cur_text
- $rev = Revision::newFromTitle( $this->mTitle );
-
- # Fetch name(s) of contributors
- $rev_name = '';
- $all_same_user = true;
- while( $row = $dbr->fetchObject( $revisions ) ) {
- if( $rev_name != '' && $rev_name != $row->rev_user_text ) {
- $all_same_user = false;
- } else {
- $rev_name = $row->rev_user_text;
- }
- }
-
- if( !is_null( $rev ) ) {
- # if this is a mini-text, we can paste part of it into the deletion reason
- $text = $rev->getText();
-
- #if this is empty, an earlier revision may contain "useful" text
- $blanked = false;
- if( $text == '' ) {
- $prev = $rev->getPrevious();
- if( $prev ) {
- $text = $prev->getText();
- $blanked = true;
- }
- }
-
- $length = strlen( $text );
-
- # this should not happen, since it is not possible to store an empty, new
- # page. Let's insert a standard text in case it does, though
- if( $length == 0 && $reason === '' ) {
- $reason = wfMsgForContent( 'exblank' );
- }
-
- if( $length < 500 && $reason === '' ) {
- # comment field=255, let's grep the first 150 to have some user
- # space left
- global $wgContLang;
- $text = $wgContLang->truncate( $text, 150, '...' );
-
- # let's strip out newlines
- $text = preg_replace( "/[\n\r]/", '', $text );
-
- if( !$blanked ) {
- if( !$all_same_user ) {
- $reason = wfMsgForContent( 'excontent', $text );
- } else {
- $reason = wfMsgForContent( 'excontentauthor', $text, $rev_name );
- }
- } else {
- $reason = wfMsgForContent( 'exbeforeblank', $text );
- }
- }
- }
-
- return $this->confirmDelete( '', $reason );
- }
-
- /**
- * Output deletion confirmation dialog
- */
- function confirmDelete( $par, $reason ) {
- global $wgOut, $wgUser;
-
- wfDebug( "Article::confirmDelete\n" );
-
- $sub = htmlspecialchars( $this->mTitle->getPrefixedText() );
- $wgOut->setSubtitle( wfMsg( 'deletesub', $sub ) );
- $wgOut->setRobotpolicy( 'noindex,nofollow' );
- $wgOut->addWikiText( wfMsg( 'confirmdeletetext' ) );
-
- $formaction = $this->mTitle->escapeLocalURL( 'action=delete' . $par );
-
- $confirm = htmlspecialchars( wfMsg( 'confirm' ) );
- $delcom = htmlspecialchars( wfMsg( 'deletecomment' ) );
- $token = htmlspecialchars( $wgUser->editToken() );
-
- $wgOut->addHTML( "
-<form id='deleteconfirm' method='post' action=\"{$formaction}\">
- <table border='0'>
- <tr>
- <td align='right'>
- <label for='wpReason'>{$delcom}:</label>
- </td>
- <td align='left'>
- <input type='text' size='60' name='wpReason' id='wpReason' value=\"" . htmlspecialchars( $reason ) . "\" />
- </td>
- </tr>
- <tr>
- <td> </td>
- <td>
- <input type='submit' name='wpConfirmB' value=\"{$confirm}\" />
- </td>
- </tr>
- </table>
- <input type='hidden' name='wpEditToken' value=\"{$token}\" />
-</form>\n" );
-
- $wgOut->returnToMain( false );
- }
-
-
- /**
- * Perform a deletion and output success or failure messages
- */
- function doDelete( $reason ) {
- global $wgOut, $wgUser, $wgContLang;
- $fname = 'Article::doDelete';
- wfDebug( $fname."\n" );
-
- if (wfRunHooks('ArticleDelete', array(&$this, &$wgUser, &$reason))) {
- if ( $this->doDeleteArticle( $reason ) ) {
- $deleted = $this->mTitle->getPrefixedText();
-
- $wgOut->setPagetitle( wfMsg( 'actioncomplete' ) );
- $wgOut->setRobotpolicy( 'noindex,nofollow' );
-
- $loglink = '[[Special:Log/delete|' . wfMsg( 'deletionlog' ) . ']]';
- $text = wfMsg( 'deletedtext', $deleted, $loglink );
-
- $wgOut->addWikiText( $text );
- $wgOut->returnToMain( false );
- wfRunHooks('ArticleDeleteComplete', array(&$this, &$wgUser, $reason));
- } else {
- $wgOut->fatalError( wfMsg( 'cannotdelete' ) );
- }
- }
- }
-
- /**
- * Back-end article deletion
- * Deletes the article with database consistency, writes logs, purges caches
- * Returns success
- */
- function doDeleteArticle( $reason ) {
- global $wgUser;
- global $wgUseSquid, $wgDeferredUpdateList, $wgInternalServer, $wgPostCommitUpdateList;
- global $wgUseTrackbacks;
-
- $fname = 'Article::doDeleteArticle';
- wfDebug( $fname."\n" );
-
- $dbw =& wfGetDB( DB_MASTER );
- $ns = $this->mTitle->getNamespace();
- $t = $this->mTitle->getDBkey();
- $id = $this->mTitle->getArticleID();
-
- if ( $t == '' || $id == 0 ) {
- return false;
- }
-
- $u = new SiteStatsUpdate( 0, 1, -$this->isCountable( $this->getContent( true ) ), -1 );
- array_push( $wgDeferredUpdateList, $u );
-
- $linksTo = $this->mTitle->getLinksTo();
-
- # Squid purging
- if ( $wgUseSquid ) {
- $urls = array(
- $this->mTitle->getInternalURL(),
- $this->mTitle->getInternalURL( 'history' )
- );
-
- $u = SquidUpdate::newFromTitles( $linksTo, $urls );
- array_push( $wgPostCommitUpdateList, $u );
-
- }
-
- # Client and file cache invalidation
- Title::touchArray( $linksTo );
-
-
- // 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',
- ), array(
- 'page_id' => $id,
- 'page_id = rev_page'
- ), $fname
- );
-
- # Now that it's safely backed up, delete it
- $dbw->delete( 'revision', array( 'rev_page' => $id ), $fname );
- $dbw->delete( 'page', array( 'page_id' => $id ), $fname);
-
- if ($wgUseTrackbacks)
- $dbw->delete( 'trackbacks', array( 'tb_page' => $id ), $fname );
-
- # Clean up recentchanges entries...
- $dbw->delete( 'recentchanges', array( 'rc_namespace' => $ns, 'rc_title' => $t ), $fname );
-
- # Finally, clean up the link tables
- $t = $this->mTitle->getPrefixedDBkey();
-
- Article::onArticleDelete( $this->mTitle );
-
- # Delete outgoing links
- $dbw->delete( 'pagelinks', array( 'pl_from' => $id ) );
- $dbw->delete( 'imagelinks', array( 'il_from' => $id ) );
- $dbw->delete( 'categorylinks', array( 'cl_from' => $id ) );
-
- # Log the deletion
- $log = new LogPage( 'delete' );
- $log->addEntry( 'delete', $this->mTitle, $reason );
-
- # Clear the cached article id so the interface doesn't act like we exist
- $this->mTitle->resetArticleID( 0 );
- $this->mTitle->mArticleID = 0;
- return true;
- }
-
- /**
- * Revert a modification
- */
- function rollback() {
- global $wgUser, $wgOut, $wgRequest;
- $fname = 'Article::rollback';
-
- if ( ! $wgUser->isAllowed('rollback') ) {
- $wgOut->sysopRequired();
- return;
- }
- if ( wfReadOnly() ) {
- $wgOut->readOnlyPage( $this->getContent( true ) );
- return;
- }
- if( !$wgUser->matchEditToken( $wgRequest->getVal( 'token' ),
- array( $this->mTitle->getPrefixedText(),
- $wgRequest->getVal( 'from' ) ) ) ) {
- $wgOut->setPageTitle( wfMsg( 'rollbackfailed' ) );
- $wgOut->addWikiText( wfMsg( 'sessionfailure' ) );
- return;
- }
- $dbw =& wfGetDB( DB_MASTER );
-
- # Enhanced rollback, marks edits rc_bot=1
- $bot = $wgRequest->getBool( 'bot' );
-
- # Replace all this user's current edits with the next one down
- $tt = $this->mTitle->getDBKey();
- $n = $this->mTitle->getNamespace();
-
- # Get the last editor, lock table exclusively
- $dbw->begin();
- $current = Revision::newFromTitle( $this->mTitle );
- if( is_null( $current ) ) {
- # Something wrong... no page?
- $dbw->rollback();
- $wgOut->addHTML( wfMsg( 'notanarticle' ) );
- return;
- }
-
- $from = str_replace( '_', ' ', $wgRequest->getVal( 'from' ) );
- if( $from != $current->getUserText() ) {
- $wgOut->setPageTitle(wfmsg('rollbackfailed'));
- $wgOut->addWikiText( wfMsg( 'alreadyrolled',
- htmlspecialchars( $this->mTitle->getPrefixedText()),
- htmlspecialchars( $from ),
- htmlspecialchars( $current->getUserText() ) ) );
- if( $current->getComment() != '') {
- $wgOut->addHTML(
- wfMsg( 'editcomment',
- htmlspecialchars( $current->getComment() ) ) );
- }
- return;
- }
-
- # Get the last edit not by this guy
- $user = IntVal( $current->getUser() );
- $user_text = $dbw->addQuotes( $current->getUserText() );
- $s = $dbw->selectRow( 'revision',
- array( 'rev_id', 'rev_timestamp' ),
- array(
- 'rev_page' => $current->getPage(),
- "rev_user <> {$user} OR rev_user_text <> {$user_text}"
- ), $fname,
- array(
- 'USE INDEX' => 'page_timestamp',
- 'ORDER BY' => 'rev_timestamp DESC' )
- );
- if( $s === false ) {
- # Something wrong
- $dbw->rollback();
- $wgOut->setPageTitle(wfMsg('rollbackfailed'));
- $wgOut->addHTML( wfMsg( 'cantrollback' ) );
- return;
- }
-
- if ( $bot ) {
- # Mark all reverted edits as bot
- $dbw->update( 'recentchanges',
- array( /* SET */
- 'rc_bot' => 1
- ), array( /* WHERE */
- 'rc_cur_id' => $current->getPage(),
- 'rc_user_text' => $current->getUserText(),
- "rc_timestamp > '{$s->rev_timestamp}'",
- ), $fname
- );
- }
-
- # Save it!
- $target = Revision::newFromId( $s->rev_id );
- $newcomment = wfMsgForContent( 'revertpage', $target->getUserText(), $from );
-
- $wgOut->setPagetitle( wfMsg( 'actioncomplete' ) );
- $wgOut->setRobotpolicy( 'noindex,nofollow' );
- $wgOut->addHTML( '<h2>' . htmlspecialchars( $newcomment ) . "</h2>\n<hr />\n" );
-
- $this->updateArticle( $target->getText(), $newcomment, 1, $this->mTitle->userIsWatching(), $bot );
- Article::onArticleEdit( $this->mTitle );
-
- $dbw->commit();
- $wgOut->returnToMain( false );
- }
-
-
- /**
- * Do standard deferred updates after page view
- * @private
- */
- function viewUpdates() {
- global $wgDeferredUpdateList, $wgUseEnotif;
-
- if ( 0 != $this->getID() ) {
- global $wgDisableCounters;
- if( !$wgDisableCounters ) {
- Article::incViewCount( $this->getID() );
- $u = new SiteStatsUpdate( 1, 0, 0 );
- array_push( $wgDeferredUpdateList, $u );
- }
- }
-
- # Update newtalk status if user is reading their own
- # talk page
-
- if (!wfRunHooks('UserClearNewTalkNotification', array(&$this)))
- return;
-
- global $wgUser;
- if (wfRunHooks('ArticleEditUpdateNewTalk', array(&$this)) ) {
- if ($this->mTitle->getNamespace() == NS_USER_TALK &&
- $this->mTitle->getText() == $wgUser->getName())
- {
-
- if ( $wgUseEnotif ) {
- require_once( 'UserTalkUpdate.php' );
- $u = new UserTalkUpdate( 0, $this->mTitle->getNamespace(),
- $this->mTitle->getDBkey(), false, false, false );
- } else {
- $wgUser->setNewtalk(0);
- $wgUser->saveNewtalk();
- }
- } elseif ( $wgUseEnotif ) {
- $wgUser->clearNotification( $this->mTitle );
- }
- }
- }
-
- /**
- * Do standard deferred updates after page edit.
- * Every 1000th edit, prune the recent changes table.
- * @private
- * @param string $text
- */
- function editUpdates( $text, $summary, $minoredit, $timestamp_of_pagechange) {
- global $wgDeferredUpdateList, $wgDBname, $wgMemc;
- global $wgMessageCache, $wgUser, $wgUseEnotif;
-
- wfSeedRandom();
- if ( 0 == mt_rand( 0, 999 ) ) {
- # Periodically flush old entries from the recentchanges table.
- 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 ); // HACK: disabled for now, slowness
-
- // re-enabled for commit of unrelated live changes -- TS
- $dbw->query( $sql );
- }
- $id = $this->getID();
- $title = $this->mTitle->getPrefixedDBkey();
- $shortTitle = $this->mTitle->getDBkey();
-
- if ( 0 != $id ) {
- $u = new LinksUpdate( $id, $title );
- array_push( $wgDeferredUpdateList, $u );
- $u = new SiteStatsUpdate( 0, 1, $this->mGoodAdjustment, $this->mTotalAdjustment );
- array_push( $wgDeferredUpdateList, $u );
- $u = new SearchUpdate( $id, $title, $text );
- array_push( $wgDeferredUpdateList, $u );
-
- # If this is another user's talk page, update newtalk
-
- if ($this->mTitle->getNamespace() == NS_USER_TALK && $shortTitle != $wgUser->getName()) {
- if ( $wgUseEnotif ) {
- require_once( 'UserTalkUpdate.php' );
- $u = new UserTalkUpdate( 1, $this->mTitle->getNamespace(), $shortTitle, $summary,
- $minoredit, $timestamp_of_pagechange);
- } else {
- $other = User::newFromName( $shortTitle );
- if( is_null( $other ) && User::isIP( $shortTitle ) ) {
- // An anonymous user
- $other = new User();
- $other->setName( $shortTitle );
- }
- if( $other ) {
- $other->setNewtalk(1);
- $other->saveNewtalk();
- }
- }
- }
-
- if ( $this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
- $wgMessageCache->replace( $shortTitle, $text );
- }
- }
- }
-
- /**
- * 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 ->
- *
- * @access private
- * @param string $oldid Revision ID of this article revision
- */
- function setOldSubtitle( $oldid=0 ) {
- global $wgLang, $wgOut, $wgUser;
-
- $current = ( $oldid == $this->mLatest );
- $td = $wgLang->timeanddate( $this->mTimestamp, true );
- $sk = $wgUser->getSkin();
- $lnk = $current
- ? wfMsg( 'currentrevisionlink' )
- : $lnk = $sk->makeKnownLinkObj( $this->mTitle, wfMsg( 'currentrevisionlink' ) );
- $prev = $this->mTitle->getPreviousRevisionID( $oldid ) ;
- $prevlink = $prev
- ? $sk->makeKnownLinkObj( $this->mTitle, wfMsg( 'previousrevision' ), 'direction=prev&oldid='.$oldid )
- : wfMsg( 'previousrevision' );
- $nextlink = $current
- ? wfMsg( 'nextrevision' )
- : $sk->makeKnownLinkObj( $this->mTitle, wfMsg( 'nextrevision' ), 'direction=next&oldid='.$oldid );
- $r = wfMsg( 'revisionasofwithlink', $td, $lnk, $prevlink, $nextlink );
- $wgOut->setSubtitle( $r );
- }
-
- /**
- * This function is called right before saving the wikitext,
- * so we can do things like signatures and links-in-context.
- *
- * @param string $text
- */
- function preSaveTransform( $text ) {
- global $wgParser, $wgUser;
- return $wgParser->preSaveTransform( $text, $this->mTitle, $wgUser, ParserOptions::newFromUser( $wgUser ) );
- }
-
- /* 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)
- */
- function tryFileCache() {
- static $called = false;
- if( $called ) {
- wfDebug( " tryFileCache() -- called twice!?\n" );
- return;
- }
- $called = true;
- if($this->isFileCacheable()) {
- $touched = $this->mTouched;
- $cache = new CacheManager( $this->mTitle );
- if($cache->isFileCacheGood( $touched )) {
- global $wgOut;
- wfDebug( " tryFileCache() - about to load\n" );
- $cache->loadFromFileCache();
- return true;
- } else {
- wfDebug( " tryFileCache() - starting buffer\n" );
- ob_start( array(&$cache, 'saveToFileCache' ) );
- }
- } else {
- wfDebug( " tryFileCache() - not cacheable\n" );
- }
- }
-
- /**
- * Check if the page can be cached
- * @return bool
- */
- function isFileCacheable() {
- global $wgUser, $wgUseFileCache, $wgShowIPinHeader, $wgRequest;
- extract( $wgRequest->getValues( 'action', 'oldid', 'diff', 'redirect', 'printable' ) );
-
- return $wgUseFileCache
- and (!$wgShowIPinHeader)
- and ($this->getID() != 0)
- and ($wgUser->isAnon())
- and (!$wgUser->getNewtalk())
- and ($this->mTitle->getNamespace() != NS_SPECIAL )
- and (empty( $action ) || $action == 'view')
- and (!isset($oldid))
- and (!isset($diff))
- and (!isset($redirect))
- and (!isset($printable))
- and (!$this->mRedirectedFrom);
- }
-
- /**
- * Loads cur_touched and returns a value indicating if it should be used
- *
- */
- function checkTouched() {
- $fname = 'Article::checkTouched';
- if( !$this->mDataLoaded ) {
- $dbr =& $this->getDB();
- $data = $this->pageDataFromId( $dbr, $this->getId() );
- if( $data ) {
- $this->loadPageData( $data );
- }
- }
- return !$this->mIsRedirect;
- }
-
- /**
- * 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 string $text text submitted
- * @param string $comment comment submitted
- * @param bool $minor whereas it's a minor modification
- */
- function quickEdit( $text, $comment = '', $minor = 0 ) {
- $fname = 'Article::quickEdit';
- wfProfileIn( $fname );
-
- $dbw =& wfGetDB( DB_MASTER );
- $dbw->begin();
- $revision = new Revision( array(
- 'page' => $this->getId(),
- 'text' => $text,
- 'comment' => $comment,
- 'minor_edit' => $minor ? 1 : 0,
- ) );
- $revisionId = $revision->insertOn( $dbw );
- $this->updateRevisionOn( $dbw, $revision );
- $dbw->commit();
-
- wfProfileOut( $fname );
- }
-
- /**
- * Used to increment the view counter
- *
- * @static
- * @param integer $id article id
- */
- function incViewCount( $id ) {
- $id = intval( $id );
- global $wgHitcounterUpdateFreq;
-
- $dbw =& wfGetDB( DB_MASTER );
- $pageTable = $dbw->tableName( 'page' );
- $hitcounterTable = $dbw->tableName( 'hitcounter' );
- $acchitsTable = $dbw->tableName( 'acchits' );
-
- if( $wgHitcounterUpdateFreq <= 1 ){ //
- $dbw->query( "UPDATE $pageTable SET page_counter = page_counter + 1 WHERE page_id = $id" );
- return;
- }
-
- # Not important enough to warrant an error page in case of failure
- $oldignore = $dbw->ignoreErrors( true );
-
- $dbw->query( "INSERT INTO $hitcounterTable (hc_id) VALUES ({$id})" );
-
- $checkfreq = intval( $wgHitcounterUpdateFreq/25 + 1 );
- if( (rand() % $checkfreq != 0) or ($dbw->lastErrno() != 0) ){
- # Most of the time (or on SQL errors), skip row count check
- $dbw->ignoreErrors( $oldignore );
- return;
- }
-
- $res = $dbw->query("SELECT COUNT(*) as n FROM $hitcounterTable");
- $row = $dbw->fetchObject( $res );
- $rown = intval( $row->n );
- if( $rown >= $wgHitcounterUpdateFreq ){
- wfProfileIn( 'Article::incViewCount-collect' );
- $old_user_abort = ignore_user_abort( true );
-
- $dbw->query("LOCK TABLES $hitcounterTable WRITE");
- $dbw->query("CREATE TEMPORARY TABLE $acchitsTable TYPE=HEAP ".
- "SELECT hc_id,COUNT(*) AS hc_n FROM $hitcounterTable ".
- 'GROUP BY hc_id');
- $dbw->query("DELETE FROM $hitcounterTable");
- $dbw->query('UNLOCK TABLES');
- $dbw->query("UPDATE $pageTable,$acchitsTable SET page_counter=page_counter + hc_n ".
- 'WHERE page_id = hc_id');
- $dbw->query("DROP TABLE $acchitsTable");
-
- ignore_user_abort( $old_user_abort );
- wfProfileOut( 'Article::incViewCount-collect' );
- }
- $dbw->ignoreErrors( $oldignore );
- }
-
- /**#@+
- * 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
- * @static
- * @param $title_obj a title object
- */
-
- function onArticleCreate($title_obj) {
- global $wgUseSquid, $wgPostCommitUpdateList;
-
- $title_obj->touchLinks();
- $titles = $title_obj->getLinksTo();
-
- # Purge squid
- if ( $wgUseSquid ) {
- $urls = $title_obj->getSquidURLs();
- foreach ( $titles as $linkTitle ) {
- $urls[] = $linkTitle->getInternalURL();
- }
- $u = new SquidUpdate( $urls );
- array_push( $wgPostCommitUpdateList, $u );
- }
- }
-
- function onArticleDelete( $title ) {
- global $wgMessageCache;
-
- $title->touchLinks();
-
- if( $title->getNamespace() == NS_MEDIAWIKI) {
- $wgMessageCache->replace( $title->getDBkey(), false );
- }
- }
-
- function onArticleEdit($title_obj) {
- // This would be an appropriate place to purge caches.
- // Why's this not in here now?
- }
-
- /**#@-*/
-
- /**
- * Info about this page
- * Called for ?action=info when $wgAllowPageInfo is on.
- *
- * @access public
- */
- function info() {
- global $wgLang, $wgOut, $wgAllowPageInfo;
- $fname = 'Article::info';
-
- if ( !$wgAllowPageInfo ) {
- $wgOut->errorpage( 'nosuchaction', 'nosuchactiontext' );
- return;
- }
-
- $page = $this->mTitle->getSubjectPage();
-
- $wgOut->setPagetitle( $page->getPrefixedText() );
- $wgOut->setSubtitle( wfMsg( 'infosubtitle' ));
-
- # first, see if the page exists at all.
- $exists = $page->getArticleId() != 0;
- if( !$exists ) {
- $wgOut->addHTML( wfMsg('noarticletext') );
- } else {
- $dbr =& $this->getDB( DB_SLAVE );
- $wl_clause = array(
- 'wl_title' => $page->getDBkey(),
- 'wl_namespace' => $page->getNamespace() );
- $numwatchers = $dbr->selectField(
- 'watchlist',
- 'COUNT(*)',
- $wl_clause,
- $fname,
- $this->getSelectOptions() );
-
- $pageInfo = $this->pageCountInfo( $page );
- $talkInfo = $this->pageCountInfo( $page->getTalkPage() );
-
- $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
- * @return array
- * @access private
- */
- function pageCountInfo( $title ) {
- $id = $title->getArticleId();
- if( $id == 0 ) {
- return false;
- }
-
- $dbr =& $this->getDB( DB_SLAVE );
-
- $rev_clause = array( 'rev_page' => $id );
- $fname = 'Article::pageCountInfo';
-
- $edits = $dbr->selectField(
- 'revision',
- 'COUNT(rev_page)',
- $rev_clause,
- $fname,
- $this->getSelectOptions() );
-
- $authors = $dbr->selectField(
- 'revision',
- 'COUNT(DISTINCT rev_user_text)',
- $rev_clause,
- $fname,
- $this->getSelectOptions() );
-
- return array( 'edits' => $edits, 'authors' => $authors );
- }
-
- /**
- * Return a list of templates used by this article.
- * Uses the links table to find the templates
- *
- * @return array
- */
- function getUsedTemplates() {
- $result = array();
- $id = $this->mTitle->getArticleID();
-
- $db =& wfGetDB( DB_SLAVE );
- $res = $db->select( array( 'pagelinks' ),
- array( 'pl_title' ),
- array(
- 'pl_from' => $id,
- 'pl_namespace' => NS_TEMPLATE ),
- 'Article:getUsedTemplates' );
- if ( false !== $res ) {
- if ( $db->numRows( $res ) ) {
- while ( $row = $db->fetchObject( $res ) ) {
- $result[] = $row->pl_title;
- }
- }
- }
- $db->freeResult( $res );
- return $result;
- }
-}
-
-?>