8 * Class representing a MediaWiki article and history.
10 * See design.txt for an overview.
11 * Note: edit user interface and cache support functions have been
12 * moved to separate EditPage and HTMLFileCache classes.
19 var $mComment = ''; //!<
21 var $mContentLoaded = false; //!<
22 var $mCounter = -1; //!< Not loaded
23 var $mCurID = -1; //!< Not loaded
24 var $mDataLoaded = false; //!<
25 var $mForUpdate = false; //!<
26 var $mGoodAdjustment = 0; //!<
27 var $mIsRedirect = false; //!<
28 var $mLatest = false; //!<
31 var $mPreparedEdit = false; //!< Title object if set
32 var $mRedirectedFrom = null; //!< Title object if set
33 var $mRedirectTarget = null; //!< Title object if set
34 var $mRedirectUrl = false; //!<
35 var $mRevIdFetched = 0; //!<
37 var $mTimestamp = ''; //!<
39 var $mTotalAdjustment = 0; //!<
40 var $mTouched = '19700101000000'; //!<
41 var $mUser = -1; //!< Not loaded
42 var $mUserText = ''; //!<
46 * Constructor and clear the article
47 * @param $title Reference to a Title object.
48 * @param $oldId Integer revision ID, null to fetch from request, zero for current
50 public function __construct( Title
$title, $oldId = null ) {
51 $this->mTitle
=& $title;
52 $this->mOldId
= $oldId;
56 * Constructor from an article article
57 * @param $id The article ID to load
59 public static function newFromID( $id ) {
60 $t = Title
::newFromID( $id );
61 return $t == null ?
null : new Article( $t );
65 * Tell the page view functions that this view was redirected
66 * from another page on the wiki.
67 * @param $from Title object.
69 public function setRedirectedFrom( $from ) {
70 $this->mRedirectedFrom
= $from;
74 * If this page is a redirect, get its target
76 * The target will be fetched from the redirect table if possible.
77 * If this page doesn't have an entry there, call insertRedirect()
78 * @return mixed Title object, or null if this page is not a redirect
80 public function getRedirectTarget() {
81 if( !$this->mTitle ||
!$this->mTitle
->isRedirect() )
83 if( !is_null($this->mRedirectTarget
) )
84 return $this->mRedirectTarget
;
85 # Query the redirect table
86 $dbr = wfGetDB( DB_SLAVE
);
87 $res = $dbr->select( 'redirect',
88 array('rd_namespace', 'rd_title'),
89 array('rd_from' => $this->getID()),
92 if( $row = $dbr->fetchObject($res) ) {
93 return $this->mRedirectTarget
= Title
::makeTitle($row->rd_namespace
, $row->rd_title
);
95 # This page doesn't have an entry in the redirect table
96 return $this->mRedirectTarget
= $this->insertRedirect();
100 * Insert an entry for this page into the redirect table.
102 * Don't call this function directly unless you know what you're doing.
103 * @return Title object
105 public function insertRedirect() {
106 // set noRecurse so that we always get an entry even if redirects are "disabled"
107 $retval = Title
::newFromRedirect( $this->getContent(), false, true );
111 $dbw = wfGetDB( DB_MASTER
);
112 $dbw->replace( 'redirect', array('rd_from'),
114 'rd_from' => $this->getID(),
115 'rd_namespace' => $retval->getNamespace(),
116 'rd_title' => $retval->getDBKey()
124 * Get the Title object this page redirects to
126 * @return mixed false, Title of in-wiki target, or string with URL
128 public function followRedirect() {
129 $text = $this->getContent();
130 return $this->followRedirectText( $text );
134 * Get the Title object this text redirects to
136 * @return mixed false, Title of in-wiki target, or string with URL
138 public function followRedirectText( $text ) {
139 $rt = Title
::newFromRedirect( $text ); // only get the final target
140 # process if title object is valid and not special:userlogout
142 if( $rt->getInterwiki() != '' ) {
143 if( $rt->isLocal() ) {
144 // Offsite wikis need an HTTP redirect.
146 // This can be hard to reverse and may produce loops,
147 // so they may be disabled in the site configuration.
148 $source = $this->mTitle
->getFullURL( 'redirect=no' );
149 return $rt->getFullURL( 'rdfrom=' . urlencode( $source ) );
152 if( $rt->getNamespace() == NS_SPECIAL
) {
153 // Gotta handle redirects to special pages differently:
154 // Fill the HTTP response "Location" header and ignore
155 // the rest of the page we're on.
157 // This can be hard to reverse, so they may be disabled.
158 if( $rt->isSpecial( 'Userlogout' ) ) {
161 return $rt->getFullURL();
167 // No or invalid redirect
172 * get the title object of the article
174 public function getTitle() {
175 return $this->mTitle
;
182 public function clear() {
183 $this->mDataLoaded
= false;
184 $this->mContentLoaded
= false;
186 $this->mCurID
= $this->mUser
= $this->mCounter
= -1; # Not loaded
187 $this->mRedirectedFrom
= null; # Title object if set
188 $this->mRedirectTarget
= null; # Title object if set
190 $this->mTimestamp
= $this->mComment
= '';
191 $this->mGoodAdjustment
= $this->mTotalAdjustment
= 0;
192 $this->mTouched
= '19700101000000';
193 $this->mForUpdate
= false;
194 $this->mIsRedirect
= false;
195 $this->mRevIdFetched
= 0;
196 $this->mRedirectUrl
= false;
197 $this->mLatest
= false;
198 $this->mPreparedEdit
= false;
202 * Note that getContent/loadContent do not follow redirects anymore.
203 * If you need to fetch redirectable content easily, try
204 * the shortcut in Article::followContent()
206 * @return Return the text of this revision
208 public function getContent() {
209 global $wgUser, $wgContLang, $wgOut, $wgMessageCache;
210 wfProfileIn( __METHOD__
);
211 if( $this->getID() === 0 ) {
212 # If this is a MediaWiki:x message, then load the messages
213 # and return the message value for x.
214 if( $this->mTitle
->getNamespace() == NS_MEDIAWIKI
) {
215 # If this is a system message, get the default text.
216 list( $message, $lang ) = $wgMessageCache->figureMessage( $wgContLang->lcfirst( $this->mTitle
->getText() ) );
217 $wgMessageCache->loadAllMessages( $lang );
218 $text = wfMsgGetKey( $message, false, $lang, false );
219 if( wfEmptyMsg( $message, $text ) )
222 $text = wfMsgExt( $wgUser->isLoggedIn() ?
'noarticletext' : 'noarticletextanon', 'parsemag' );
224 wfProfileOut( __METHOD__
);
227 $this->loadContent();
228 wfProfileOut( __METHOD__
);
229 return $this->mContent
;
234 * Get the text of the current revision. No side-effects...
236 * @return Return the text of the current revision
238 public function getRawText() {
239 // Check process cache for current revision
240 if( $this->mContentLoaded
&& $this->mOldId
== 0 ) {
241 return $this->mContent
;
243 $rev = Revision
::newFromTitle( $this->mTitle
);
244 $text = $rev ?
$rev->getRawText() : false;
249 * This function returns the text of a section, specified by a number ($section).
250 * A section is text under a heading like == Heading == or \<h1\>Heading\</h1\>, or
251 * the first section before any such heading (section 0).
253 * If a section contains subsections, these are also returned.
255 * @param $text String: text to look in
256 * @param $section Integer: section number
257 * @return string text of the requested section
260 public function getSection( $text, $section ) {
262 return $wgParser->getSection( $text, $section );
266 * Get the text that needs to be saved in order to undo all revisions
267 * between $undo and $undoafter. Revisions must belong to the same page,
268 * must exist and must not be deleted
269 * @param $undo Revision
270 * @param $undoafter Revision Must be an earlier revision than $undo
271 * @return mixed string on success, false on failure
273 public function getUndoText( Revision
$undo, Revision
$undoafter = null ) {
274 $undo_text = $undo->getText();
275 $undoafter_text = $undoafter->getText();
276 $cur_text = $this->getContent();
277 if ( $cur_text == $undo_text ) {
278 # No use doing a merge if it's just a straight revert.
279 return $undoafter_text;
282 if ( !wfMerge( $undo_text, $undoafter_text, $cur_text, $undone_text ) )
288 * @return int The oldid of the article that is to be shown, 0 for the
291 public function getOldID() {
292 if( is_null( $this->mOldId
) ) {
293 $this->mOldId
= $this->getOldIDFromRequest();
295 return $this->mOldId
;
299 * Sets $this->mRedirectUrl to a correct URL if the query parameters are incorrect
301 * @return int The old id for the request
303 public function getOldIDFromRequest() {
305 $this->mRedirectUrl
= false;
306 $oldid = $wgRequest->getVal( 'oldid' );
307 if( isset( $oldid ) ) {
308 $oldid = intval( $oldid );
309 if( $wgRequest->getVal( 'direction' ) == 'next' ) {
310 $nextid = $this->mTitle
->getNextRevisionID( $oldid );
314 $this->mRedirectUrl
= $this->mTitle
->getFullURL( 'redirect=no' );
316 } elseif( $wgRequest->getVal( 'direction' ) == 'prev' ) {
317 $previd = $this->mTitle
->getPreviousRevisionID( $oldid );
330 * Load the revision (including text) into this object
332 function loadContent() {
333 if( $this->mContentLoaded
) return;
334 wfProfileIn( __METHOD__
);
336 $oldid = $this->getOldID();
337 # Pre-fill content with error message so that if something
338 # fails we'll have something telling us what we intended.
339 $this->mOldId
= $oldid;
340 $this->fetchContent( $oldid );
341 wfProfileOut( __METHOD__
);
346 * Fetch a page record with the given conditions
347 * @param $dbr Database object
348 * @param $conditions Array
350 protected function pageData( $dbr, $conditions ) {
364 wfRunHooks( 'ArticlePageDataBefore', array( &$this, &$fields ) );
365 $row = $dbr->selectRow(
371 wfRunHooks( 'ArticlePageDataAfter', array( &$this, &$row ) );
376 * @param $dbr Database object
377 * @param $title Title object
379 public function pageDataFromTitle( $dbr, $title ) {
380 return $this->pageData( $dbr, array(
381 'page_namespace' => $title->getNamespace(),
382 'page_title' => $title->getDBkey() ) );
386 * @param $dbr Database
389 protected function pageDataFromId( $dbr, $id ) {
390 return $this->pageData( $dbr, array( 'page_id' => $id ) );
394 * Set the general counter, title etc data loaded from
397 * @param $data Database row object or "fromdb"
399 public function loadPageData( $data = 'fromdb' ) {
400 if( $data === 'fromdb' ) {
401 $dbr = wfGetDB( DB_MASTER
);
402 $data = $this->pageDataFromId( $dbr, $this->getId() );
405 $lc = LinkCache
::singleton();
407 $lc->addGoodLinkObj( $data->page_id
, $this->mTitle
, $data->page_len
, $data->page_is_redirect
);
409 $this->mTitle
->mArticleID
= $data->page_id
;
411 # Old-fashioned restrictions
412 $this->mTitle
->loadRestrictions( $data->page_restrictions
);
414 $this->mCounter
= $data->page_counter
;
415 $this->mTouched
= wfTimestamp( TS_MW
, $data->page_touched
);
416 $this->mIsRedirect
= $data->page_is_redirect
;
417 $this->mLatest
= $data->page_latest
;
419 if( is_object( $this->mTitle
) ) {
420 $lc->addBadLinkObj( $this->mTitle
);
422 $this->mTitle
->mArticleID
= 0;
425 $this->mDataLoaded
= true;
429 * Get text of an article from database
430 * Does *NOT* follow redirects.
431 * @param $oldid Int: 0 for whatever the latest revision is
434 function fetchContent( $oldid = 0 ) {
435 if( $this->mContentLoaded
) {
436 return $this->mContent
;
439 $dbr = wfGetDB( DB_MASTER
);
441 # Pre-fill content with error message so that if something
442 # fails we'll have something telling us what we intended.
443 $t = $this->mTitle
->getPrefixedText();
444 $d = $oldid ?
wfMsgExt( 'missingarticle-rev', array( 'escape' ), $oldid ) : '';
445 $this->mContent
= wfMsg( 'missing-article', $t, $d ) ;
448 $revision = Revision
::newFromId( $oldid );
449 if( is_null( $revision ) ) {
450 wfDebug( __METHOD__
." failed to retrieve specified revision, id $oldid\n" );
453 $data = $this->pageDataFromId( $dbr, $revision->getPage() );
455 wfDebug( __METHOD__
." failed to get page data linked to revision id $oldid\n" );
458 $this->mTitle
= Title
::makeTitle( $data->page_namespace
, $data->page_title
);
459 $this->loadPageData( $data );
461 if( !$this->mDataLoaded
) {
462 $data = $this->pageDataFromTitle( $dbr, $this->mTitle
);
464 wfDebug( __METHOD__
." failed to find page data for title " . $this->mTitle
->getPrefixedText() . "\n" );
467 $this->loadPageData( $data );
469 $revision = Revision
::newFromId( $this->mLatest
);
470 if( is_null( $revision ) ) {
471 wfDebug( __METHOD__
." failed to retrieve current page, rev_id {$this->mLatest}\n" );
476 // FIXME: Horrible, horrible! This content-loading interface just plain sucks.
477 // We should instead work with the Revision object when we need it...
478 $this->mContent
= $revision->getText( Revision
::FOR_THIS_USER
); // Loads if user is allowed
480 $this->mUser
= $revision->getUser();
481 $this->mUserText
= $revision->getUserText();
482 $this->mComment
= $revision->getComment();
483 $this->mTimestamp
= wfTimestamp( TS_MW
, $revision->getTimestamp() );
485 $this->mRevIdFetched
= $revision->getId();
486 $this->mContentLoaded
= true;
487 $this->mRevision
=& $revision;
489 wfRunHooks( 'ArticleAfterFetchContent', array( &$this, &$this->mContent
) ) ;
491 return $this->mContent
;
495 * Read/write accessor to select FOR UPDATE
497 * @param $x Mixed: FIXME
499 public function forUpdate( $x = NULL ) {
500 return wfSetVar( $this->mForUpdate
, $x );
504 * Get the database which should be used for reads
507 * @deprecated - just call wfGetDB( DB_MASTER ) instead
510 wfDeprecated( __METHOD__
);
511 return wfGetDB( DB_MASTER
);
515 * Get options for all SELECT statements
517 * @param $options Array: an optional options array which'll be appended to
519 * @return Array: options
521 protected function getSelectOptions( $options = '' ) {
522 if( $this->mForUpdate
) {
523 if( is_array( $options ) ) {
524 $options[] = 'FOR UPDATE';
526 $options = 'FOR UPDATE';
533 * @return int Page ID
535 public function getID() {
536 if( $this->mTitle
) {
537 return $this->mTitle
->getArticleID();
544 * @return bool Whether or not the page exists in the database
546 public function exists() {
547 return $this->getId() > 0;
551 * Check if this page is something we're going to be showing
552 * some sort of sensible content for. If we return false, page
553 * views (plain action=view) will return an HTTP 404 response,
554 * so spiders and robots can know they're following a bad link.
558 public function hasViewableContent() {
559 return $this->exists() ||
$this->mTitle
->isAlwaysKnown();
563 * @return int The view count for the page
565 public function getCount() {
566 if( -1 == $this->mCounter
) {
567 $id = $this->getID();
571 $dbr = wfGetDB( DB_SLAVE
);
572 $this->mCounter
= $dbr->selectField( 'page',
574 array( 'page_id' => $id ),
576 $this->getSelectOptions()
580 return $this->mCounter
;
584 * Determine whether a page would be suitable for being counted as an
585 * article in the site_stats table based on the title & its content
587 * @param $text String: text to analyze
590 public function isCountable( $text ) {
591 global $wgUseCommaCount;
593 $token = $wgUseCommaCount ?
',' : '[[';
594 return $this->mTitle
->isContentPage() && !$this->isRedirect($text) && in_string($token,$text);
598 * Tests if the article text represents a redirect
600 * @param $text String: FIXME
603 public function isRedirect( $text = false ) {
604 if( $text === false ) {
605 if( $this->mDataLoaded
) {
606 return $this->mIsRedirect
;
608 // Apparently loadPageData was never called
609 $this->loadContent();
610 // Only get the next target to reduce load times
611 $titleObj = Title
::newFromRedirect( $this->fetchContent(), false, true );
613 $titleObj = Title
::newFromRedirect( $text, false, true );
615 return $titleObj !== NULL;
619 * Returns true if the currently-referenced revision is the current edit
620 * to this page (and it exists).
623 public function isCurrent() {
624 # If no oldid, this is the current version.
625 if( $this->getOldID() == 0 ) {
628 return $this->exists() && isset($this->mRevision
) && $this->mRevision
->isCurrent();
632 * Loads everything except the text
633 * This isn't necessary for all uses, so it's only done if needed.
635 protected function loadLastEdit() {
636 if( -1 != $this->mUser
)
639 # New or non-existent articles have no user information
640 $id = $this->getID();
641 if( 0 == $id ) return;
643 $this->mLastRevision
= Revision
::loadFromPageId( wfGetDB( DB_MASTER
), $id );
644 if( !is_null( $this->mLastRevision
) ) {
645 $this->mUser
= $this->mLastRevision
->getUser();
646 $this->mUserText
= $this->mLastRevision
->getUserText();
647 $this->mTimestamp
= $this->mLastRevision
->getTimestamp();
648 $this->mComment
= $this->mLastRevision
->getComment();
649 $this->mMinorEdit
= $this->mLastRevision
->isMinor();
650 $this->mRevIdFetched
= $this->mLastRevision
->getId();
654 public function getTimestamp() {
655 // Check if the field has been filled by ParserCache::get()
656 if( !$this->mTimestamp
) {
657 $this->loadLastEdit();
659 return wfTimestamp(TS_MW
, $this->mTimestamp
);
662 public function getUser() {
663 $this->loadLastEdit();
667 public function getUserText() {
668 $this->loadLastEdit();
669 return $this->mUserText
;
672 public function getComment() {
673 $this->loadLastEdit();
674 return $this->mComment
;
677 public function getMinorEdit() {
678 $this->loadLastEdit();
679 return $this->mMinorEdit
;
682 /* Use this to fetch the rev ID used on page views */
683 public function getRevIdFetched() {
684 $this->loadLastEdit();
685 return $this->mRevIdFetched
;
689 * @param $limit Integer: default 0.
690 * @param $offset Integer: default 0.
692 public function getContributors($limit = 0, $offset = 0) {
693 # XXX: this is expensive; cache this info somewhere.
696 $dbr = wfGetDB( DB_SLAVE
);
697 $revTable = $dbr->tableName( 'revision' );
698 $userTable = $dbr->tableName( 'user' );
699 $user = $this->getUser();
700 $pageId = $this->getId();
702 $sql = "SELECT {$userTable}.*, MAX(rev_timestamp) as timestamp
703 FROM $revTable LEFT JOIN $userTable ON rev_user = user_id
704 WHERE rev_page = $pageId
705 AND rev_user != $user
706 GROUP BY rev_user, rev_user_text, user_real_name
707 ORDER BY timestamp DESC";
709 if($limit > 0) { $sql .= ' LIMIT '.$limit; }
710 if($offset > 0) { $sql .= ' OFFSET '.$offset; }
712 $sql .= ' '. $this->getSelectOptions();
714 $res = $dbr->query($sql, __METHOD__
);
716 return new UserArrayFromResult( $res );
720 * This is the default action of the script: just view the page of
723 public function view() {
724 global $wgUser, $wgOut, $wgRequest, $wgContLang;
725 global $wgEnableParserCache, $wgStylePath, $wgParser;
726 global $wgUseTrackbacks, $wgNamespaceRobotPolicies, $wgArticleRobotPolicies;
727 global $wgDefaultRobotPolicy;
729 wfProfileIn( __METHOD__
);
731 # Get variables from query string
732 $oldid = $this->getOldID();
735 if( $oldid === 0 && $this->checkTouched() ) {
738 $parserCache = ParserCache
::singleton();
739 $wgOut->setETag( $parserCache->getETag($this,$wgUser) );
741 if( $wgOut->checkLastModified( $this->getTouched() ) ) {
742 wfProfileOut( __METHOD__
);
744 } else if( $this->tryFileCache() ) {
745 # tell wgOut that output is taken care of
747 $this->viewUpdates();
748 wfProfileOut( __METHOD__
);
753 $ns = $this->mTitle
->getNamespace(); # shortcut
754 $sk = $wgUser->getSkin();
756 # getOldID may want us to redirect somewhere else
757 if( $this->mRedirectUrl
) {
758 $wgOut->redirect( $this->mRedirectUrl
);
759 wfProfileOut( __METHOD__
);
763 $diff = $wgRequest->getVal( 'diff' );
764 $rcid = $wgRequest->getVal( 'rcid' );
765 $rdfrom = $wgRequest->getVal( 'rdfrom' );
766 $diffOnly = $wgRequest->getBool( 'diffonly', $wgUser->getOption( 'diffonly' ) );
767 $purge = $wgRequest->getVal( 'action' ) == 'purge';
770 $wgOut->setArticleFlag( true );
772 # Discourage indexing of printable versions, but encourage following
773 if( $wgOut->isPrintable() ) {
774 $policy = 'noindex,follow';
775 } elseif( isset( $wgArticleRobotPolicies[$this->mTitle
->getPrefixedText()] ) ) {
776 $policy = $wgArticleRobotPolicies[$this->mTitle
->getPrefixedText()];
777 } elseif( isset( $wgNamespaceRobotPolicies[$ns] ) ) {
778 # Honour customised robot policies for this namespace
779 $policy = $wgNamespaceRobotPolicies[$ns];
781 $policy = $wgDefaultRobotPolicy;
783 $wgOut->setRobotPolicy( $policy );
785 # If we got diff and oldid in the query, we want to see a
786 # diff page instead of the article.
788 if( !is_null( $diff ) ) {
789 $wgOut->setPageTitle( $this->mTitle
->getPrefixedText() );
791 $diff = $wgRequest->getVal( 'diff' );
792 $htmldiff = $wgRequest->getVal( 'htmldiff' , false);
793 $de = new DifferenceEngine( $this->mTitle
, $oldid, $diff, $rcid, $purge, $htmldiff);
794 // DifferenceEngine directly fetched the revision:
795 $this->mRevIdFetched
= $de->mNewid
;
796 $de->showDiffPage( $diffOnly );
798 // Needed to get the page's current revision
799 $this->loadPageData();
800 if( $diff == 0 ||
$diff == $this->mLatest
) {
801 # Run view updates for current revision only
802 $this->viewUpdates();
804 wfProfileOut( __METHOD__
);
808 if( $ns == NS_USER ||
$ns == NS_USER_TALK
) {
809 # User/User_talk subpages are not modified. (bug 11443)
810 if( !$this->mTitle
->isSubpage() ) {
811 $block = new Block();
812 if( $block->load( $this->mTitle
->getBaseText() ) ) {
813 $wgOut->setRobotpolicy( 'noindex,nofollow' );
818 # Should the parser cache be used?
819 $pcache = $this->useParserCache( $oldid );
820 wfDebug( 'Article::view using parser cache: ' . ($pcache ?
'yes' : 'no' ) . "\n" );
821 if( $wgUser->getOption( 'stubthreshold' ) ) {
822 wfIncrStats( 'pcache_miss_stub' );
825 $wasRedirected = false;
826 if( isset( $this->mRedirectedFrom
) ) {
827 // This is an internally redirected page view.
828 // We'll need a backlink to the source page for navigation.
829 if( wfRunHooks( 'ArticleViewRedirect', array( &$this ) ) ) {
830 $redir = $sk->makeKnownLinkObj( $this->mRedirectedFrom
, '', 'redirect=no' );
831 $s = wfMsgExt( 'redirectedfrom', array( 'parseinline', 'replaceafter' ), $redir );
832 $wgOut->setSubtitle( $s );
834 // Set the fragment if one was specified in the redirect
835 if( strval( $this->mTitle
->getFragment() ) != '' ) {
836 $fragment = Xml
::escapeJsString( $this->mTitle
->getFragmentForURL() );
837 $wgOut->addInlineScript( "redirectToFragment(\"$fragment\");" );
839 $wasRedirected = true;
841 } elseif( !empty( $rdfrom ) ) {
842 // This is an externally redirected view, from some other wiki.
843 // If it was reported from a trusted site, supply a backlink.
844 global $wgRedirectSources;
845 if( $wgRedirectSources && preg_match( $wgRedirectSources, $rdfrom ) ) {
846 $redir = $sk->makeExternalLink( $rdfrom, $rdfrom );
847 $s = wfMsgExt( 'redirectedfrom', array( 'parseinline', 'replaceafter' ), $redir );
848 $wgOut->setSubtitle( $s );
849 $wasRedirected = true;
854 wfRunHooks( 'ArticleViewHeader', array( &$this, &$outputDone, &$pcache ) );
855 if( $pcache && $wgOut->tryParserCache( $this, $wgUser ) ) {
856 // Ensure that UI elements requiring revision ID have
857 // the correct version information.
858 $wgOut->setRevisionId( $this->mLatest
);
861 # Fetch content and check for errors
863 # If the article does not exist and was deleted, show the log
864 if( $this->getID() == 0 ) {
865 $this->showDeletionLog();
867 $text = $this->getContent();
868 // For now, check also for ID until getContent actually returns
869 // false for pages that do not exists
870 if( $text === false ||
$this->getID() === 0 ) {
871 # Failed to load, replace text with error message
872 $t = $this->mTitle
->getPrefixedText();
874 $d = wfMsgExt( 'missingarticle-rev', 'escape', $oldid );
875 $text = wfMsgExt( 'missing-article', 'parsemag', $t, $d );
876 // Always use page content for pages in the MediaWiki namespace
877 // since it contains the default message
878 } elseif ( $this->mTitle
->getNamespace() != NS_MEDIAWIKI
) {
879 $text = wfMsgExt( 'noarticletext', 'parsemag' );
884 if( $this->getID() === 0 ) {
885 $wgOut->setRobotPolicy( 'noindex,nofollow' );
886 $text = "<div class='noarticletext'>\n$text\n</div>";
887 if( !$this->hasViewableContent() ) {
888 // If there's no backing content, send a 404 Not Found
889 // for better machine handling of broken links.
895 $wgRequest->response()->header( "HTTP/1.x 404 Not Found" );
898 # Another whitelist check in case oldid is altering the title
899 if( !$this->mTitle
->userCanRead() ) {
900 $wgOut->loginToUse();
903 wfProfileOut( __METHOD__
);
907 # For ?curid=x urls, disallow indexing
908 if( $wgRequest->getInt('curid') )
909 $wgOut->setRobotPolicy( 'noindex,follow' );
911 # We're looking at an old revision
912 if( !empty( $oldid ) ) {
913 $wgOut->setRobotPolicy( 'noindex,nofollow' );
914 if( is_null( $this->mRevision
) ) {
915 // FIXME: This would be a nice place to load the 'no such page' text.
917 $this->setOldSubtitle( isset($this->mOldId
) ?
$this->mOldId
: $oldid );
918 if( $this->mRevision
->isDeleted( Revision
::DELETED_TEXT
) ) {
919 if( !$this->mRevision
->userCan( Revision
::DELETED_TEXT
) ) {
920 $wgOut->addWikiMsg( 'rev-deleted-text-permission' );
921 $wgOut->setPageTitle( $this->mTitle
->getPrefixedText() );
922 wfProfileOut( __METHOD__
);
925 $wgOut->addWikiMsg( 'rev-deleted-text-view' );
926 // and we are allowed to see...
932 $wgOut->setRevisionId( $this->getRevIdFetched() );
934 // Pages containing custom CSS or JavaScript get special treatment
935 if( $this->mTitle
->isCssOrJsPage() ||
$this->mTitle
->isCssJsSubpage() ) {
936 $wgOut->addHTML( wfMsgExt( 'clearyourcache', 'parse' ) );
937 // Give hooks a chance to customise the output
938 if( wfRunHooks( 'ShowRawCssJs', array( $this->mContent
, $this->mTitle
, $wgOut ) ) ) {
939 // Wrap the whole lot in a <pre> and don't parse
941 preg_match( '!\.(css|js)$!u', $this->mTitle
->getText(), $m );
942 $wgOut->addHTML( "<pre class=\"mw-code mw-{$m[1]}\" dir=\"ltr\">\n" );
943 $wgOut->addHTML( htmlspecialchars( $this->mContent
) );
944 $wgOut->addHTML( "\n</pre>\n" );
946 } else if( $rt = Title
::newFromRedirect( $text, true ) ) { # get an array of redirect targets
947 # Don't append the subtitle if this was an old revision
948 $wgOut->addHTML( $this->viewRedirect( $rt, !$wasRedirected && $this->isCurrent() ) );
949 $parseout = $wgParser->parse($text, $this->mTitle
, ParserOptions
::newFromUser($wgUser));
950 $wgOut->addParserOutputNoText( $parseout );
951 } else if( $pcache ) {
952 # Display content and save to parser cache
953 $this->outputWikiText( $text );
955 # Display content, don't attempt to save to parser cache
956 # Don't show section-edit links on old revisions... this way lies madness.
957 if( !$this->isCurrent() ) {
958 $oldEditSectionSetting = $wgOut->parserOptions()->setEditSection( false );
960 # Display content and don't save to parser cache
961 # With timing hack -- TS 2006-07-26
963 $this->outputWikiText( $text, false );
968 wfDebugLog( 'slow-parse', sprintf( "%-5.2f %s", $time,
969 $this->mTitle
->getPrefixedDBkey()));
972 if( !$this->isCurrent() ) {
973 $wgOut->parserOptions()->setEditSection( $oldEditSectionSetting );
977 /* title may have been set from the cache */
978 $t = $wgOut->getPageTitle();
980 $wgOut->setPageTitle( $this->mTitle
->getPrefixedText() );
982 # For the main page, overwrite the <title> element with the con-
983 # tents of 'pagetitle-view-mainpage' instead of the default (if
985 if( $this->mTitle
->equals( Title
::newMainPage() ) &&
986 wfMsgForContent( 'pagetitle-view-mainpage' ) !== '' ) {
987 $wgOut->setHTMLTitle( wfMsgForContent( 'pagetitle-view-mainpage' ) );
991 # check if we're displaying a [[User talk:x.x.x.x]] anonymous talk page
992 if( $ns == NS_USER_TALK
&& IP
::isValid( $this->mTitle
->getText() ) ) {
993 $wgOut->addWikiMsg('anontalkpagetext');
996 # Only diffs and new page links from RC give rcid params, so if
997 # we are just viewing the page normally with no rcid, try to find it.
998 # This is more convenient for users.
999 if( $this->mTitle
->exists() && $this->mTitle
->userCan('patrol') ) {
1000 if( empty($rcid) ) {
1001 $firstRev = $this->mTitle
->getFirstRevision();
1002 $rcid = $firstRev ?
$firstRev->isUnpatrolled() : 0;
1004 $rc = RecentChange
::newFromId( $rcid );
1005 // Already patrolled?
1006 $rcid = is_object($rc) && !$rc->getAttribute('rc_patrolled') ?
$rcid : 0;
1009 # If we have been passed an &rcid= parameter, we want to give the user a
1010 # chance to mark this new article as patrolled.
1011 if( !empty($rcid) && $this->mTitle
->exists() && $this->mTitle
->userCan('patrol') ) {
1013 "<div class='patrollink'>" .
1014 wfMsgHtml( 'markaspatrolledlink',
1015 $sk->makeKnownLinkObj( $this->mTitle
, wfMsgHtml('markaspatrolledtext'),
1016 "action=markpatrolled&rcid=$rcid" )
1023 if( $wgUseTrackbacks ) {
1024 $this->addTrackbacks();
1027 $this->viewUpdates();
1028 wfProfileOut( __METHOD__
);
1031 protected function showDeletionLog() {
1032 global $wgUser, $wgOut;
1033 $loglist = new LogEventsList( $wgUser->getSkin(), $wgOut );
1034 $pager = new LogPager( $loglist, 'delete', false, $this->mTitle
->getPrefixedText() );
1035 if( $pager->getNumRows() > 0 ) {
1036 $pager->mLimit
= 10;
1037 $wgOut->addHTML( '<div class="mw-warning-with-logexcerpt">' );
1038 $wgOut->addWikiMsg( 'deleted-notice' );
1040 $loglist->beginLogEventsList() .
1042 $loglist->endLogEventsList()
1044 if( $pager->getNumRows() > 10 ) {
1045 $wgOut->addHTML( $wgUser->getSkin()->link(
1046 SpecialPage
::getTitleFor( 'Log' ),
1047 wfMsgHtml( 'deletelog-fulllog' ),
1049 array( 'type' => 'delete', 'page' => $this->mTitle
->getPrefixedText() )
1052 $wgOut->addHTML( '</div>' );
1057 * Should the parser cache be used?
1059 protected function useParserCache( $oldid ) {
1060 global $wgUser, $wgEnableParserCache;
1062 return $wgEnableParserCache
1063 && intval( $wgUser->getOption( 'stubthreshold' ) ) == 0
1066 && !$this->mTitle
->isCssOrJsPage()
1067 && !$this->mTitle
->isCssJsSubpage();
1072 * @param $target Title object or Array of destination(s) to redirect
1073 * @param $appendSubtitle Boolean [optional]
1074 * @param $forceKnown Boolean: should the image be shown as a bluelink regardless of existence?
1076 public function viewRedirect( $target, $appendSubtitle = true, $forceKnown = false ) {
1077 global $wgParser, $wgOut, $wgContLang, $wgStylePath, $wgUser;
1079 if( !is_array( $target ) ) {
1080 $target = array( $target );
1082 $imageDir = $wgContLang->isRTL() ?
'rtl' : 'ltr';
1083 $imageUrl = $wgStylePath . '/common/images/redirect' . $imageDir . '.png';
1084 $imageUrl2 = $wgStylePath . '/common/images/nextredirect' . $imageDir . '.png';
1085 $alt2 = $wgContLang->isRTL() ?
'←' : '→'; // should -> and <- be used instead of entities?
1087 if( $appendSubtitle ) {
1088 $wgOut->appendSubtitle( wfMsgHtml( 'redirectpagesub' ) );
1090 $sk = $wgUser->getSkin();
1091 // the loop prepends the arrow image before the link, so the first case needs to be outside
1092 $title = array_shift( $target );
1094 $link = $sk->makeKnownLinkObj( $title, htmlspecialchars( $title->getFullText() ) );
1096 $link = $sk->makeLinkObj( $title, htmlspecialchars( $title->getFullText() ) );
1098 // automatically append redirect=no to each link, since most of them are redirect pages themselves
1099 foreach( $target as $rt ) {
1101 $link .= '<img src="'.$imageUrl2.'" alt="'.$alt2.' " />'
1102 . $sk->makeKnownLinkObj( $rt, htmlspecialchars( $rt->getFullText() ) );
1104 $link .= '<img src="'.$imageUrl2.'" alt="'.$alt2.' " />'
1105 . $sk->makeLinkObj( $rt, htmlspecialchars( $rt->getFullText() ) );
1108 return '<img src="'.$imageUrl.'" alt="#REDIRECT " />' .
1109 '<span class="redirectText">'.$link.'</span>';
1113 public function addTrackbacks() {
1114 global $wgOut, $wgUser;
1115 $dbr = wfGetDB( DB_SLAVE
);
1116 $tbs = $dbr->select( 'trackbacks',
1117 array('tb_id', 'tb_title', 'tb_url', 'tb_ex', 'tb_name'),
1118 array('tb_page' => $this->getID() )
1120 if( !$dbr->numRows($tbs) ) return;
1123 while( $o = $dbr->fetchObject($tbs) ) {
1125 if( $wgUser->isAllowed( 'trackback' ) ) {
1126 $delurl = $this->mTitle
->getFullURL("action=deletetrackback&tbid=" .
1127 $o->tb_id
. "&token=" . urlencode( $wgUser->editToken() ) );
1128 $rmvtxt = wfMsg( 'trackbackremove', htmlspecialchars( $delurl ) );
1131 $tbtext .= wfMsg(strlen($o->tb_ex
) ?
'trackbackexcerpt' : 'trackback',
1138 $wgOut->addWikiMsg( 'trackbackbox', $tbtext );
1139 $this->mTitle
->invalidateCache();
1142 public function deletetrackback() {
1143 global $wgUser, $wgRequest, $wgOut, $wgTitle;
1144 if( !$wgUser->matchEditToken($wgRequest->getVal('token')) ) {
1145 $wgOut->addWikiMsg( 'sessionfailure' );
1149 $permission_errors = $this->mTitle
->getUserPermissionsErrors( 'delete', $wgUser );
1150 if( count($permission_errors) ) {
1151 $wgOut->showPermissionsErrorPage( $permission_errors );
1155 $db = wfGetDB( DB_MASTER
);
1156 $db->delete( 'trackbacks', array('tb_id' => $wgRequest->getInt('tbid')) );
1158 $wgOut->addWikiMsg( 'trackbackdeleteok' );
1159 $this->mTitle
->invalidateCache();
1162 public function render() {
1164 $wgOut->setArticleBodyOnly(true);
1169 * Handle action=purge
1171 public function purge() {
1172 global $wgUser, $wgRequest, $wgOut;
1173 if( $wgUser->isAllowed( 'purge' ) ||
$wgRequest->wasPosted() ) {
1174 if( wfRunHooks( 'ArticlePurge', array( &$this ) ) ) {
1179 $action = htmlspecialchars( $wgRequest->getRequestURL() );
1180 $button = wfMsgExt( 'confirm_purge_button', array('escapenoentities') );
1181 $form = "<form method=\"post\" action=\"$action\">\n" .
1182 "<input type=\"submit\" name=\"submit\" value=\"$button\" />\n" .
1184 $top = wfMsgExt( 'confirm-purge-top', array('parse') );
1185 $bottom = wfMsgExt( 'confirm-purge-bottom', array('parse') );
1186 $wgOut->setPageTitle( $this->mTitle
->getPrefixedText() );
1187 $wgOut->setRobotPolicy( 'noindex,nofollow' );
1188 $wgOut->addHTML( $top . $form . $bottom );
1193 * Perform the actions of a page purging
1195 public function doPurge() {
1197 // Invalidate the cache
1198 $this->mTitle
->invalidateCache();
1201 // Commit the transaction before the purge is sent
1202 $dbw = wfGetDB( DB_MASTER
);
1203 $dbw->immediateCommit();
1206 $update = SquidUpdate
::newSimplePurge( $this->mTitle
);
1207 $update->doUpdate();
1209 if( $this->mTitle
->getNamespace() == NS_MEDIAWIKI
) {
1210 global $wgMessageCache;
1211 if( $this->getID() == 0 ) {
1214 $text = $this->getRawText();
1216 $wgMessageCache->replace( $this->mTitle
->getDBkey(), $text );
1221 * Insert a new empty page record for this article.
1222 * This *must* be followed up by creating a revision
1223 * and running $this->updateToLatest( $rev_id );
1224 * or else the record will be left in a funky state.
1225 * Best if all done inside a transaction.
1227 * @param $dbw Database
1228 * @return int The newly created page_id key, or false if the title already existed
1231 public function insertOn( $dbw ) {
1232 wfProfileIn( __METHOD__
);
1234 $page_id = $dbw->nextSequenceValue( 'page_page_id_seq' );
1235 $dbw->insert( 'page', array(
1236 'page_id' => $page_id,
1237 'page_namespace' => $this->mTitle
->getNamespace(),
1238 'page_title' => $this->mTitle
->getDBkey(),
1239 'page_counter' => 0,
1240 'page_restrictions' => '',
1241 'page_is_redirect' => 0, # Will set this shortly...
1243 'page_random' => wfRandom(),
1244 'page_touched' => $dbw->timestamp(),
1245 'page_latest' => 0, # Fill this in shortly...
1246 'page_len' => 0, # Fill this in shortly...
1247 ), __METHOD__
, 'IGNORE' );
1249 $affected = $dbw->affectedRows();
1251 $newid = $dbw->insertId();
1252 $this->mTitle
->resetArticleId( $newid );
1254 wfProfileOut( __METHOD__
);
1255 return $affected ?
$newid : false;
1259 * Update the page record to point to a newly saved revision.
1261 * @param $dbw Database object
1262 * @param $revision Revision: For ID number, and text used to set
1263 length and redirect status fields
1264 * @param $lastRevision Integer: if given, will not overwrite the page field
1265 * when different from the currently set value.
1266 * Giving 0 indicates the new page flag should be set
1268 * @param $lastRevIsRedirect Boolean: if given, will optimize adding and
1269 * removing rows in redirect table.
1270 * @return bool true on success, false on failure
1273 public function updateRevisionOn( &$dbw, $revision, $lastRevision = null, $lastRevIsRedirect = null ) {
1274 wfProfileIn( __METHOD__
);
1276 $text = $revision->getText();
1277 $rt = Title
::newFromRedirect( $text );
1279 $conditions = array( 'page_id' => $this->getId() );
1280 if( !is_null( $lastRevision ) ) {
1281 # An extra check against threads stepping on each other
1282 $conditions['page_latest'] = $lastRevision;
1285 $dbw->update( 'page',
1287 'page_latest' => $revision->getId(),
1288 'page_touched' => $dbw->timestamp(),
1289 'page_is_new' => ($lastRevision === 0) ?
1 : 0,
1290 'page_is_redirect' => $rt !== NULL ?
1 : 0,
1291 'page_len' => strlen( $text ),
1296 $result = $dbw->affectedRows() != 0;
1298 $this->updateRedirectOn( $dbw, $rt, $lastRevIsRedirect );
1301 wfProfileOut( __METHOD__
);
1306 * Add row to the redirect table if this is a redirect, remove otherwise.
1308 * @param $dbw Database
1309 * @param $redirectTitle a title object pointing to the redirect target,
1310 * or NULL if this is not a redirect
1311 * @param $lastRevIsRedirect If given, will optimize adding and
1312 * removing rows in redirect table.
1313 * @return bool true on success, false on failure
1316 public function updateRedirectOn( &$dbw, $redirectTitle, $lastRevIsRedirect = null ) {
1317 // Always update redirects (target link might have changed)
1318 // Update/Insert if we don't know if the last revision was a redirect or not
1319 // Delete if changing from redirect to non-redirect
1320 $isRedirect = !is_null($redirectTitle);
1321 if($isRedirect ||
is_null($lastRevIsRedirect) ||
$lastRevIsRedirect !== $isRedirect) {
1322 wfProfileIn( __METHOD__
);
1324 // This title is a redirect, Add/Update row in the redirect table
1325 $set = array( /* SET */
1326 'rd_namespace' => $redirectTitle->getNamespace(),
1327 'rd_title' => $redirectTitle->getDBkey(),
1328 'rd_from' => $this->getId(),
1330 $dbw->replace( 'redirect', array( 'rd_from' ), $set, __METHOD__
);
1332 // This is not a redirect, remove row from redirect table
1333 $where = array( 'rd_from' => $this->getId() );
1334 $dbw->delete( 'redirect', $where, __METHOD__
);
1336 if( $this->getTitle()->getNamespace() == NS_FILE
) {
1337 RepoGroup
::singleton()->getLocalRepo()->invalidateImageRedirect( $this->getTitle() );
1339 wfProfileOut( __METHOD__
);
1340 return ( $dbw->affectedRows() != 0 );
1346 * If the given revision is newer than the currently set page_latest,
1347 * update the page record. Otherwise, do nothing.
1349 * @param $dbw Database object
1350 * @param $revision Revision object
1352 public function updateIfNewerOn( &$dbw, $revision ) {
1353 wfProfileIn( __METHOD__
);
1354 $row = $dbw->selectRow(
1355 array( 'revision', 'page' ),
1356 array( 'rev_id', 'rev_timestamp', 'page_is_redirect' ),
1358 'page_id' => $this->getId(),
1359 'page_latest=rev_id' ),
1362 if( wfTimestamp(TS_MW
, $row->rev_timestamp
) >= $revision->getTimestamp() ) {
1363 wfProfileOut( __METHOD__
);
1366 $prev = $row->rev_id
;
1367 $lastRevIsRedirect = (bool)$row->page_is_redirect
;
1369 # No or missing previous revision; mark the page as new
1371 $lastRevIsRedirect = null;
1373 $ret = $this->updateRevisionOn( $dbw, $revision, $prev, $lastRevIsRedirect );
1374 wfProfileOut( __METHOD__
);
1379 * @param $section empty/null/false or a section number (0, 1, 2, T1, T2...)
1380 * @return string Complete article text, or null if error
1382 public function replaceSection( $section, $text, $summary = '', $edittime = NULL ) {
1383 wfProfileIn( __METHOD__
);
1384 if( strval( $section ) == '' ) {
1385 // Whole-page edit; let the whole text through
1387 if( is_null($edittime) ) {
1388 $rev = Revision
::newFromTitle( $this->mTitle
);
1390 $dbw = wfGetDB( DB_MASTER
);
1391 $rev = Revision
::loadFromTimestamp( $dbw, $this->mTitle
, $edittime );
1394 wfDebug( "Article::replaceSection asked for bogus section (page: " .
1395 $this->getId() . "; section: $section; edittime: $edittime)\n" );
1398 $oldtext = $rev->getText();
1400 if( $section == 'new' ) {
1401 # Inserting a new section
1402 $subject = $summary ?
wfMsgForContent('newsectionheaderdefaultlevel',$summary) . "\n\n" : '';
1403 $text = strlen( trim( $oldtext ) ) > 0
1404 ?
"{$oldtext}\n\n{$subject}{$text}"
1405 : "{$subject}{$text}";
1407 # Replacing an existing section; roll out the big guns
1409 $text = $wgParser->replaceSection( $oldtext, $section, $text );
1412 wfProfileOut( __METHOD__
);
1417 * @deprecated use Article::doEdit()
1419 function insertNewArticle( $text, $summary, $isminor, $watchthis, $suppressRC=false, $comment=false, $bot=false ) {
1420 wfDeprecated( __METHOD__
);
1421 $flags = EDIT_NEW | EDIT_DEFER_UPDATES | EDIT_AUTOSUMMARY |
1422 ( $isminor ? EDIT_MINOR
: 0 ) |
1423 ( $suppressRC ? EDIT_SUPPRESS_RC
: 0 ) |
1424 ( $bot ? EDIT_FORCE_BOT
: 0 );
1426 # If this is a comment, add the summary as headline
1427 if( $comment && $summary != "" ) {
1428 $text = wfMsgForContent('newsectionheaderdefaultlevel',$summary) . "\n\n".$text;
1431 $this->doEdit( $text, $summary, $flags );
1433 $dbw = wfGetDB( DB_MASTER
);
1435 if(!$this->mTitle
->userIsWatching()) {
1441 if( $this->mTitle
->userIsWatching() ) {
1447 $this->doRedirect( $this->isRedirect( $text ) );
1451 * @deprecated use Article::doEdit()
1453 function updateArticle( $text, $summary, $minor, $watchthis, $forceBot = false, $sectionanchor = '' ) {
1454 wfDeprecated( __METHOD__
);
1455 $flags = EDIT_UPDATE | EDIT_DEFER_UPDATES | EDIT_AUTOSUMMARY |
1456 ( $minor ? EDIT_MINOR
: 0 ) |
1457 ( $forceBot ? EDIT_FORCE_BOT
: 0 );
1459 $status = $this->doEdit( $text, $summary, $flags );
1460 if( !$status->isOK() ) {
1464 $dbw = wfGetDB( DB_MASTER
);
1466 if(!$this->mTitle
->userIsWatching()) {
1472 if( $this->mTitle
->userIsWatching() ) {
1479 $extraQuery = ''; // Give extensions a chance to modify URL query on update
1480 wfRunHooks( 'ArticleUpdateBeforeRedirect', array( $this, &$sectionanchor, &$extraQuery ) );
1482 $this->doRedirect( $this->isRedirect( $text ), $sectionanchor, $extraQuery );
1489 * Change an existing article or create a new article. Updates RC and all necessary caches,
1490 * optionally via the deferred update array.
1492 * $wgUser must be set before calling this function.
1494 * @param $text String: new text
1495 * @param $summary String: edit summary
1496 * @param $flags Integer bitfield:
1498 * Article is known or assumed to be non-existent, create a new one
1500 * Article is known or assumed to be pre-existing, update it
1502 * Mark this edit minor, if the user is allowed to do so
1504 * Do not log the change in recentchanges
1506 * Mark the edit a "bot" edit regardless of user rights
1507 * EDIT_DEFER_UPDATES
1508 * Defer some of the updates until the end of index.php
1510 * Fill in blank summaries with generated text where possible
1512 * If neither EDIT_NEW nor EDIT_UPDATE is specified, the status of the article will be detected.
1513 * If EDIT_UPDATE is specified and the article doesn't exist, the function will an
1514 * edit-gone-missing error. If EDIT_NEW is specified and the article does exist, an
1515 * edit-already-exists error will be returned. These two conditions are also possible with
1516 * auto-detection due to MediaWiki's performance-optimised locking strategy.
1518 * @param $baseRevId the revision ID this edit was based off, if any
1519 * @param $user Optional user object, $wgUser will be used if not passed
1521 * @return Status object. Possible errors:
1522 * edit-hook-aborted: The ArticleSave hook aborted the edit but didn't set the fatal flag of $status
1523 * edit-gone-missing: In update mode, but the article didn't exist
1524 * edit-conflict: In update mode, the article changed unexpectedly
1525 * edit-no-change: Warning that the text was the same as before
1526 * edit-already-exists: In creation mode, but the article already exists
1528 * Extensions may define additional errors.
1530 * $return->value will contain an associative array with members as follows:
1531 * new: Boolean indicating if the function attempted to create a new article
1532 * revision: The revision object for the inserted revision, or null
1534 * Compatibility note: this function previously returned a boolean value indicating success/failure
1536 public function doEdit( $text, $summary, $flags = 0, $baseRevId = false, $user = null ) {
1537 global $wgUser, $wgDBtransactions, $wgUseAutomaticEditSummaries;
1539 # Low-level sanity check
1540 if( $this->mTitle
->getText() == '' ) {
1541 throw new MWException( 'Something is trying to edit an article with an empty title' );
1544 wfProfileIn( __METHOD__
);
1546 $user = is_null($user) ?
$wgUser : $user;
1547 $status = Status
::newGood( array() );
1549 # Load $this->mTitle->getArticleID() and $this->mLatest if it's not already
1550 $this->loadPageData();
1552 if( !($flags & EDIT_NEW
) && !($flags & EDIT_UPDATE
) ) {
1553 $aid = $this->mTitle
->getArticleID();
1555 $flags |
= EDIT_UPDATE
;
1561 if( !wfRunHooks( 'ArticleSave', array( &$this, &$user, &$text, &$summary,
1562 $flags & EDIT_MINOR
, null, null, &$flags, &$status ) ) )
1564 wfDebug( __METHOD__
. ": ArticleSave hook aborted save!\n" );
1565 wfProfileOut( __METHOD__
);
1566 if( $status->isOK() ) {
1567 $status->fatal( 'edit-hook-aborted');
1572 # Silently ignore EDIT_MINOR if not allowed
1573 $isminor = ( $flags & EDIT_MINOR
) && $user->isAllowed('minoredit');
1574 $bot = $flags & EDIT_FORCE_BOT
;
1576 $oldtext = $this->getRawText(); // current revision
1577 $oldsize = strlen( $oldtext );
1579 # Provide autosummaries if one is not provided and autosummaries are enabled.
1580 if( $wgUseAutomaticEditSummaries && $flags & EDIT_AUTOSUMMARY
&& $summary == '' ) {
1581 $summary = $this->getAutosummary( $oldtext, $text, $flags );
1584 $editInfo = $this->prepareTextForEdit( $text );
1585 $text = $editInfo->pst
;
1586 $newsize = strlen( $text );
1588 $dbw = wfGetDB( DB_MASTER
);
1589 $now = wfTimestampNow();
1591 if( $flags & EDIT_UPDATE
) {
1592 # Update article, but only if changed.
1593 $status->value
['new'] = false;
1594 # Make sure the revision is either completely inserted or not inserted at all
1595 if( !$wgDBtransactions ) {
1596 $userAbort = ignore_user_abort( true );
1601 $changed = ( strcmp( $text, $oldtext ) != 0 );
1604 $this->mGoodAdjustment
= (int)$this->isCountable( $text )
1605 - (int)$this->isCountable( $oldtext );
1606 $this->mTotalAdjustment
= 0;
1608 if( !$this->mLatest
) {
1609 # Article gone missing
1610 wfDebug( __METHOD__
.": EDIT_UPDATE specified but article doesn't exist\n" );
1611 $status->fatal( 'edit-gone-missing' );
1612 wfProfileOut( __METHOD__
);
1616 $revision = new Revision( array(
1617 'page' => $this->getId(),
1618 'comment' => $summary,
1619 'minor_edit' => $isminor,
1621 'parent_id' => $this->mLatest
,
1622 'user' => $user->getId(),
1623 'user_text' => $user->getName(),
1627 $revisionId = $revision->insertOn( $dbw );
1631 # Note that we use $this->mLatest instead of fetching a value from the master DB
1632 # during the course of this function. This makes sure that EditPage can detect
1633 # edit conflicts reliably, either by $ok here, or by $article->getTimestamp()
1634 # before this function is called. A previous function used a separate query, this
1635 # creates a window where concurrent edits can cause an ignored edit conflict.
1636 $ok = $this->updateRevisionOn( $dbw, $revision, $this->mLatest
);
1639 /* Belated edit conflict! Run away!! */
1640 $status->fatal( 'edit-conflict' );
1641 # Delete the invalid revision if the DB is not transactional
1642 if( !$wgDBtransactions ) {
1643 $dbw->delete( 'revision', array( 'rev_id' => $revisionId ), __METHOD__
);
1648 global $wgUseRCPatrol;
1649 wfRunHooks( 'NewRevisionFromEditComplete', array($this, $revision, $baseRevId, $user) );
1650 # Update recentchanges
1651 if( !( $flags & EDIT_SUPPRESS_RC
) ) {
1652 # Mark as patrolled if the user can do so
1653 $patrolled = $wgUseRCPatrol && $this->mTitle
->userCan('autopatrol');
1654 # Add RC row to the DB
1655 $rc = RecentChange
::notifyEdit( $now, $this->mTitle
, $isminor, $user, $summary,
1656 $this->mLatest
, $this->getTimestamp(), $bot, '', $oldsize, $newsize,
1657 $revisionId, $patrolled
1659 # Log auto-patrolled edits
1661 PatrolLog
::record( $rc, true );
1664 $user->incEditCount();
1668 $status->warning( 'edit-no-change' );
1670 // Keep the same revision ID, but do some updates on it
1671 $revisionId = $this->getRevIdFetched();
1672 // Update page_touched, this is usually implicit in the page update
1673 // Other cache updates are done in onArticleEdit()
1674 $this->mTitle
->invalidateCache();
1677 if( !$wgDBtransactions ) {
1678 ignore_user_abort( $userAbort );
1680 // Now that ignore_user_abort is restored, we can respond to fatal errors
1681 if( !$status->isOK() ) {
1682 wfProfileOut( __METHOD__
);
1686 # Invalidate cache of this article and all pages using this article
1687 # as a template. Partly deferred. Leave templatelinks for editUpdates().
1688 Article
::onArticleEdit( $this->mTitle
, 'skiptransclusions' );
1689 # Update links tables, site stats, etc.
1690 $this->editUpdates( $text, $summary, $isminor, $now, $revisionId, $changed );
1692 # Create new article
1693 $status->value
['new'] = true;
1695 # Set statistics members
1696 # We work out if it's countable after PST to avoid counter drift
1697 # when articles are created with {{subst:}}
1698 $this->mGoodAdjustment
= (int)$this->isCountable( $text );
1699 $this->mTotalAdjustment
= 1;
1703 # Add the page record; stake our claim on this title!
1704 # This will return false if the article already exists
1705 $newid = $this->insertOn( $dbw );
1707 if( $newid === false ) {
1709 $status->fatal( 'edit-already-exists' );
1710 wfProfileOut( __METHOD__
);
1714 # Save the revision text...
1715 $revision = new Revision( array(
1717 'comment' => $summary,
1718 'minor_edit' => $isminor,
1720 'user' => $user->getId(),
1721 'user_text' => $user->getName(),
1723 $revisionId = $revision->insertOn( $dbw );
1725 $this->mTitle
->resetArticleID( $newid );
1727 # Update the page record with revision data
1728 $this->updateRevisionOn( $dbw, $revision, 0 );
1730 wfRunHooks( 'NewRevisionFromEditComplete', array($this, $revision, false, $user) );
1731 # Update recentchanges
1732 if( !( $flags & EDIT_SUPPRESS_RC
) ) {
1733 global $wgUseRCPatrol, $wgUseNPPatrol;
1734 # Mark as patrolled if the user can do so
1735 $patrolled = ($wgUseRCPatrol ||
$wgUseNPPatrol) && $this->mTitle
->userCan('autopatrol');
1736 # Add RC row to the DB
1737 $rc = RecentChange
::notifyNew( $now, $this->mTitle
, $isminor, $user, $summary, $bot,
1738 '', strlen($text), $revisionId, $patrolled );
1739 # Log auto-patrolled edits
1741 PatrolLog
::record( $rc, true );
1744 $user->incEditCount();
1747 # Update links, etc.
1748 $this->editUpdates( $text, $summary, $isminor, $now, $revisionId, true );
1751 Article
::onArticleCreate( $this->mTitle
);
1753 wfRunHooks( 'ArticleInsertComplete', array( &$this, &$user, $text, $summary,
1754 $flags & EDIT_MINOR
, null, null, &$flags, $revision ) );
1757 # Do updates right now unless deferral was requested
1758 if( !( $flags & EDIT_DEFER_UPDATES
) ) {
1762 // Return the new revision (or null) to the caller
1763 $status->value
['revision'] = $revision;
1765 wfRunHooks( 'ArticleSaveComplete', array( &$this, &$user, $text, $summary,
1766 $flags & EDIT_MINOR
, null, null, &$flags, $revision, &$status ) );
1768 wfProfileOut( __METHOD__
);
1773 * @deprecated wrapper for doRedirect
1775 public function showArticle( $text, $subtitle , $sectionanchor = '', $me2, $now, $summary, $oldid ) {
1776 wfDeprecated( __METHOD__
);
1777 $this->doRedirect( $this->isRedirect( $text ), $sectionanchor );
1781 * Output a redirect back to the article.
1782 * This is typically used after an edit.
1784 * @param $noRedir Boolean: add redirect=no
1785 * @param $sectionAnchor String: section to redirect to, including "#"
1786 * @param $extraQuery String: extra query params
1788 public function doRedirect( $noRedir = false, $sectionAnchor = '', $extraQuery = '' ) {
1791 $query = 'redirect=no';
1793 $query .= "&$query";
1795 $query = $extraQuery;
1797 $wgOut->redirect( $this->mTitle
->getFullURL( $query ) . $sectionAnchor );
1801 * Mark this particular edit/page as patrolled
1803 public function markpatrolled() {
1804 global $wgOut, $wgRequest, $wgUseRCPatrol, $wgUseNPPatrol, $wgUser;
1805 $wgOut->setRobotPolicy( 'noindex,nofollow' );
1807 # If we haven't been given an rc_id value, we can't do anything
1808 $rcid = (int) $wgRequest->getVal('rcid');
1809 $rc = RecentChange
::newFromId($rcid);
1810 if( is_null($rc) ) {
1811 $wgOut->showErrorPage( 'markedaspatrollederror', 'markedaspatrollederrortext' );
1815 #It would be nice to see where the user had actually come from, but for now just guess
1816 $returnto = $rc->getAttribute( 'rc_type' ) == RC_NEW ?
'Newpages' : 'Recentchanges';
1817 $return = Title
::makeTitle( NS_SPECIAL
, $returnto );
1819 $dbw = wfGetDB( DB_MASTER
);
1820 $errors = $rc->doMarkPatrolled();
1822 if( in_array(array('rcpatroldisabled'), $errors) ) {
1823 $wgOut->showErrorPage( 'rcpatroldisabled', 'rcpatroldisabledtext' );
1827 if( in_array(array('hookaborted'), $errors) ) {
1828 // The hook itself has handled any output
1832 if( in_array(array('markedaspatrollederror-noautopatrol'), $errors) ) {
1833 $wgOut->setPageTitle( wfMsg( 'markedaspatrollederror' ) );
1834 $wgOut->addWikiMsg( 'markedaspatrollederror-noautopatrol' );
1835 $wgOut->returnToMain( false, $return );
1839 if( !empty($errors) ) {
1840 $wgOut->showPermissionsErrorPage( $errors );
1845 $wgOut->setPageTitle( wfMsg( 'markedaspatrolled' ) );
1846 $wgOut->addWikiMsg( 'markedaspatrolledtext' );
1847 $wgOut->returnToMain( false, $return );
1851 * User-interface handler for the "watch" action
1854 public function watch() {
1855 global $wgUser, $wgOut;
1856 if( $wgUser->isAnon() ) {
1857 $wgOut->showErrorPage( 'watchnologin', 'watchnologintext' );
1860 if( wfReadOnly() ) {
1861 $wgOut->readOnlyPage();
1864 if( $this->doWatch() ) {
1865 $wgOut->setPagetitle( wfMsg( 'addedwatch' ) );
1866 $wgOut->setRobotPolicy( 'noindex,nofollow' );
1867 $wgOut->addWikiMsg( 'addedwatchtext', $this->mTitle
->getPrefixedText() );
1869 $wgOut->returnToMain( true, $this->mTitle
->getPrefixedText() );
1873 * Add this page to $wgUser's watchlist
1874 * @return bool true on successful watch operation
1876 public function doWatch() {
1878 if( $wgUser->isAnon() ) {
1881 if( wfRunHooks('WatchArticle', array(&$wgUser, &$this)) ) {
1882 $wgUser->addWatch( $this->mTitle
);
1883 return wfRunHooks('WatchArticleComplete', array(&$wgUser, &$this));
1889 * User interface handler for the "unwatch" action.
1891 public function unwatch() {
1892 global $wgUser, $wgOut;
1893 if( $wgUser->isAnon() ) {
1894 $wgOut->showErrorPage( 'watchnologin', 'watchnologintext' );
1897 if( wfReadOnly() ) {
1898 $wgOut->readOnlyPage();
1901 if( $this->doUnwatch() ) {
1902 $wgOut->setPagetitle( wfMsg( 'removedwatch' ) );
1903 $wgOut->setRobotPolicy( 'noindex,nofollow' );
1904 $wgOut->addWikiMsg( 'removedwatchtext', $this->mTitle
->getPrefixedText() );
1906 $wgOut->returnToMain( true, $this->mTitle
->getPrefixedText() );
1910 * Stop watching a page
1911 * @return bool true on successful unwatch
1913 public function doUnwatch() {
1915 if( $wgUser->isAnon() ) {
1918 if( wfRunHooks('UnwatchArticle', array(&$wgUser, &$this)) ) {
1919 $wgUser->removeWatch( $this->mTitle
);
1920 return wfRunHooks('UnwatchArticleComplete', array(&$wgUser, &$this));
1926 * action=protect handler
1928 public function protect() {
1929 $form = new ProtectionForm( $this );
1934 * action=unprotect handler (alias)
1936 public function unprotect() {
1941 * Update the article's restriction field, and leave a log entry.
1943 * @param $limit Array: set of restriction keys
1944 * @param $reason String
1945 * @param &$cascade Integer. Set to false if cascading protection isn't allowed.
1946 * @param $expiry Array: per restriction type expiration
1947 * @return bool true on success
1949 public function updateRestrictions( $limit = array(), $reason = '', &$cascade = 0, $expiry = array() ) {
1950 global $wgUser, $wgRestrictionTypes, $wgContLang;
1952 $id = $this->mTitle
->getArticleID();
1953 if( $id <= 0 ||
wfReadOnly() ||
!$this->mTitle
->userCan('protect') ) {
1961 // Take this opportunity to purge out expired restrictions
1962 Title
::purgeExpiredRestrictions();
1964 # FIXME: Same limitations as described in ProtectionForm.php (line 37);
1965 # we expect a single selection, but the schema allows otherwise.
1967 $updated = Article
::flattenRestrictions( $limit );
1969 foreach( $wgRestrictionTypes as $action ) {
1970 if( isset( $expiry[$action] ) ) {
1971 # Get current restrictions on $action
1972 $aLimits = $this->mTitle
->getRestrictions( $action );
1973 $current[$action] = implode( '', $aLimits );
1974 # Are any actual restrictions being dealt with here?
1975 $aRChanged = count($aLimits) ||
!empty($limit[$action]);
1976 # If something changed, we need to log it. Checking $aRChanged
1977 # assures that "unprotecting" a page that is not protected does
1978 # not log just because the expiry was "changed".
1979 if( $aRChanged && $this->mTitle
->mRestrictionsExpiry
[$action] != $expiry[$action] ) {
1985 $current = Article
::flattenRestrictions( $current );
1987 $changed = ($changed ||
$current != $updated );
1988 $changed = $changed ||
($updated && $this->mTitle
->areRestrictionsCascading() != $cascade);
1989 $protect = ( $updated != '' );
1991 # If nothing's changed, do nothing
1993 if( wfRunHooks( 'ArticleProtect', array( &$this, &$wgUser, $limit, $reason ) ) ) {
1995 $dbw = wfGetDB( DB_MASTER
);
1997 # Prepare a null revision to be added to the history
1998 $modified = $current != '' && $protect;
2000 $comment_type = $modified ?
'modifiedarticleprotection' : 'protectedarticle';
2002 $comment_type = 'unprotectedarticle';
2004 $comment = $wgContLang->ucfirst( wfMsgForContent( $comment_type, $this->mTitle
->getPrefixedText() ) );
2006 # Only restrictions with the 'protect' right can cascade...
2007 # Otherwise, people who cannot normally protect can "protect" pages via transclusion
2008 $editrestriction = isset( $limit['edit'] ) ?
array( $limit['edit'] ) : $this->mTitle
->getRestrictions( 'edit' );
2009 # The schema allows multiple restrictions
2010 if(!in_array('protect', $editrestriction) && !in_array('sysop', $editrestriction))
2012 $cascade_description = '';
2014 $cascade_description = ' ['.wfMsgForContent('protect-summary-cascade').']';
2018 $comment .= ": $reason";
2020 $editComment = $comment;
2021 $encodedExpiry = array();
2022 $protect_description = '';
2023 foreach( $limit as $action => $restrictions ) {
2024 $encodedExpiry[$action] = Block
::encodeExpiry($expiry[$action], $dbw );
2025 if( $restrictions != '' ) {
2026 $protect_description .= "[$action=$restrictions] (";
2027 if( $encodedExpiry[$action] != 'infinity' ) {
2028 $protect_description .= wfMsgForContent( 'protect-expiring',
2029 $wgContLang->timeanddate( $expiry[$action], false, false ) ,
2030 $wgContLang->date( $expiry[$action], false, false ) ,
2031 $wgContLang->time( $expiry[$action], false, false ) );
2033 $protect_description .= wfMsgForContent( 'protect-expiry-indefinite' );
2035 $protect_description .= ') ';
2038 $protect_description = trim($protect_description);
2040 if( $protect_description && $protect )
2041 $editComment .= " ($protect_description)";
2043 $editComment .= "$cascade_description";
2044 # Update restrictions table
2045 foreach( $limit as $action => $restrictions ) {
2046 if($restrictions != '' ) {
2047 $dbw->replace( 'page_restrictions', array(array('pr_page', 'pr_type')),
2048 array( 'pr_page' => $id,
2049 'pr_type' => $action,
2050 'pr_level' => $restrictions,
2051 'pr_cascade' => ($cascade && $action == 'edit') ?
1 : 0,
2052 'pr_expiry' => $encodedExpiry[$action] ), __METHOD__
);
2054 $dbw->delete( 'page_restrictions', array( 'pr_page' => $id,
2055 'pr_type' => $action ), __METHOD__
);
2059 # Insert a null revision
2060 $nullRevision = Revision
::newNullRevision( $dbw, $id, $editComment, true );
2061 $nullRevId = $nullRevision->insertOn( $dbw );
2063 $latest = $this->getLatest();
2064 # Update page record
2065 $dbw->update( 'page',
2067 'page_touched' => $dbw->timestamp(),
2068 'page_restrictions' => '',
2069 'page_latest' => $nullRevId
2070 ), array( /* WHERE */
2072 ), 'Article::protect'
2075 wfRunHooks( 'NewRevisionFromEditComplete', array($this, $nullRevision, $latest, $wgUser) );
2076 wfRunHooks( 'ArticleProtectComplete', array( &$this, &$wgUser, $limit, $reason ) );
2078 # Update the protection log
2079 $log = new LogPage( 'protect' );
2081 $params = array($protect_description,$cascade ?
'cascade' : '');
2082 $log->addEntry( $modified ?
'modify' : 'protect', $this->mTitle
, trim( $reason), $params );
2084 $log->addEntry( 'unprotect', $this->mTitle
, $reason );
2088 } # End "changed" check
2094 * Take an array of page restrictions and flatten it to a string
2095 * suitable for insertion into the page_restrictions field.
2096 * @param $limit Array
2099 protected static function flattenRestrictions( $limit ) {
2100 if( !is_array( $limit ) ) {
2101 throw new MWException( 'Article::flattenRestrictions given non-array restriction set' );
2105 foreach( $limit as $action => $restrictions ) {
2106 if( $restrictions != '' ) {
2107 $bits[] = "$action=$restrictions";
2110 return implode( ':', $bits );
2114 * Auto-generates a deletion reason
2115 * @param &$hasHistory Boolean: whether the page has a history
2117 public function generateReason( &$hasHistory ) {
2119 $dbw = wfGetDB( DB_MASTER
);
2120 // Get the last revision
2121 $rev = Revision
::newFromTitle( $this->mTitle
);
2122 if( is_null( $rev ) )
2125 // Get the article's contents
2126 $contents = $rev->getText();
2128 // If the page is blank, use the text from the previous revision,
2129 // which can only be blank if there's a move/import/protect dummy revision involved
2130 if( $contents == '' ) {
2131 $prev = $rev->getPrevious();
2133 $contents = $prev->getText();
2138 // Find out if there was only one contributor
2139 // Only scan the last 20 revisions
2141 $res = $dbw->select( 'revision', 'rev_user_text',
2142 array( 'rev_page' => $this->getID() ), __METHOD__
,
2143 array( 'LIMIT' => $limit )
2145 if( $res === false )
2146 // This page has no revisions, which is very weird
2148 if( $res->numRows() > 1 )
2151 $hasHistory = false;
2152 $row = $dbw->fetchObject( $res );
2153 $onlyAuthor = $row->rev_user_text
;
2154 // Try to find a second contributor
2155 foreach( $res as $row ) {
2156 if( $row->rev_user_text
!= $onlyAuthor ) {
2157 $onlyAuthor = false;
2161 $dbw->freeResult( $res );
2163 // Generate the summary with a '$1' placeholder
2165 // The current revision is blank and the one before is also
2166 // blank. It's just not our lucky day
2167 $reason = wfMsgForContent( 'exbeforeblank', '$1' );
2170 $reason = wfMsgForContent( 'excontentauthor', '$1', $onlyAuthor );
2172 $reason = wfMsgForContent( 'excontent', '$1' );
2175 if( $reason == '-' ) {
2176 // Allow these UI messages to be blanked out cleanly
2180 // Replace newlines with spaces to prevent uglyness
2181 $contents = preg_replace( "/[\n\r]/", ' ', $contents );
2182 // Calculate the maximum amount of chars to get
2183 // Max content length = max comment length - length of the comment (excl. $1) - '...'
2184 $maxLength = 255 - (strlen( $reason ) - 2) - 3;
2185 $contents = $wgContLang->truncate( $contents, $maxLength, '...' );
2186 // Remove possible unfinished links
2187 $contents = preg_replace( '/\[\[([^\]]*)\]?$/', '$1', $contents );
2188 // Now replace the '$1' placeholder
2189 $reason = str_replace( '$1', $contents, $reason );
2195 * UI entry point for page deletion
2197 public function delete() {
2198 global $wgUser, $wgOut, $wgRequest;
2200 $confirm = $wgRequest->wasPosted() &&
2201 $wgUser->matchEditToken( $wgRequest->getVal( 'wpEditToken' ) );
2203 $this->DeleteReasonList
= $wgRequest->getText( 'wpDeleteReasonList', 'other' );
2204 $this->DeleteReason
= $wgRequest->getText( 'wpReason' );
2206 $reason = $this->DeleteReasonList
;
2208 if( $reason != 'other' && $this->DeleteReason
!= '' ) {
2209 // Entry from drop down menu + additional comment
2210 $reason .= wfMsgForContent( 'colon-separator' ) . $this->DeleteReason
;
2211 } elseif( $reason == 'other' ) {
2212 $reason = $this->DeleteReason
;
2214 # Flag to hide all contents of the archived revisions
2215 $suppress = $wgRequest->getVal( 'wpSuppress' ) && $wgUser->isAllowed( 'suppressrevision' );
2217 # This code desperately needs to be totally rewritten
2219 # Read-only check...
2220 if( wfReadOnly() ) {
2221 $wgOut->readOnlyPage();
2226 $permission_errors = $this->mTitle
->getUserPermissionsErrors( 'delete', $wgUser );
2228 if( count( $permission_errors ) > 0 ) {
2229 $wgOut->showPermissionsErrorPage( $permission_errors );
2233 $wgOut->setPagetitle( wfMsg( 'delete-confirm', $this->mTitle
->getPrefixedText() ) );
2235 # Better double-check that it hasn't been deleted yet!
2236 $dbw = wfGetDB( DB_MASTER
);
2237 $conds = $this->mTitle
->pageCond();
2238 $latest = $dbw->selectField( 'page', 'page_latest', $conds, __METHOD__
);
2239 if( $latest === false ) {
2240 $wgOut->showFatalError( wfMsgExt( 'cannotdelete', array( 'parse' ) ) );
2241 $wgOut->addHTML( Xml
::element( 'h2', null, LogPage
::logName( 'delete' ) ) );
2242 LogEventsList
::showLogExtract( $wgOut, 'delete', $this->mTitle
->getPrefixedText() );
2246 # Hack for big sites
2247 $bigHistory = $this->isBigDeletion();
2248 if( $bigHistory && !$this->mTitle
->userCan( 'bigdelete' ) ) {
2249 global $wgLang, $wgDeleteRevisionsLimit;
2250 $wgOut->wrapWikiMsg( "<div class='error'>\n$1</div>\n",
2251 array( 'delete-toobig', $wgLang->formatNum( $wgDeleteRevisionsLimit ) ) );
2256 $this->doDelete( $reason, $suppress );
2257 if( $wgRequest->getCheck( 'wpWatch' ) ) {
2259 } elseif( $this->mTitle
->userIsWatching() ) {
2265 // Generate deletion reason
2266 $hasHistory = false;
2267 if( !$reason ) $reason = $this->generateReason($hasHistory);
2269 // If the page has a history, insert a warning
2270 if( $hasHistory && !$confirm ) {
2271 $skin = $wgUser->getSkin();
2272 $wgOut->addHTML( '<strong>' . wfMsgExt( 'historywarning', array( 'parseinline' ) ) . ' ' . $skin->historyLink() . '</strong>' );
2274 global $wgLang, $wgDeleteRevisionsLimit;
2275 $wgOut->wrapWikiMsg( "<div class='error'>\n$1</div>\n",
2276 array( 'delete-warning-toobig', $wgLang->formatNum( $wgDeleteRevisionsLimit ) ) );
2280 return $this->confirmDelete( $reason );
2284 * @return bool whether or not the page surpasses $wgDeleteRevisionsLimit revisions
2286 public function isBigDeletion() {
2287 global $wgDeleteRevisionsLimit;
2288 if( $wgDeleteRevisionsLimit ) {
2289 $revCount = $this->estimateRevisionCount();
2290 return $revCount > $wgDeleteRevisionsLimit;
2296 * @return int approximate revision count
2298 public function estimateRevisionCount() {
2299 $dbr = wfGetDB( DB_SLAVE
);
2300 // For an exact count...
2301 //return $dbr->selectField( 'revision', 'COUNT(*)',
2302 // array( 'rev_page' => $this->getId() ), __METHOD__ );
2303 return $dbr->estimateRowCount( 'revision', '*',
2304 array( 'rev_page' => $this->getId() ), __METHOD__
);
2308 * Get the last N authors
2309 * @param $num Integer: number of revisions to get
2310 * @param $revLatest String: the latest rev_id, selected from the master (optional)
2311 * @return array Array of authors, duplicates not removed
2313 public function getLastNAuthors( $num, $revLatest = 0 ) {
2314 wfProfileIn( __METHOD__
);
2315 // First try the slave
2316 // If that doesn't have the latest revision, try the master
2318 $db = wfGetDB( DB_SLAVE
);
2320 $res = $db->select( array( 'page', 'revision' ),
2321 array( 'rev_id', 'rev_user_text' ),
2323 'page_namespace' => $this->mTitle
->getNamespace(),
2324 'page_title' => $this->mTitle
->getDBkey(),
2325 'rev_page = page_id'
2326 ), __METHOD__
, $this->getSelectOptions( array(
2327 'ORDER BY' => 'rev_timestamp DESC',
2332 wfProfileOut( __METHOD__
);
2335 $row = $db->fetchObject( $res );
2336 if( $continue == 2 && $revLatest && $row->rev_id
!= $revLatest ) {
2337 $db = wfGetDB( DB_MASTER
);
2342 } while ( $continue );
2344 $authors = array( $row->rev_user_text
);
2345 while ( $row = $db->fetchObject( $res ) ) {
2346 $authors[] = $row->rev_user_text
;
2348 wfProfileOut( __METHOD__
);
2353 * Output deletion confirmation dialog
2354 * @param $reason String: prefilled reason
2356 public function confirmDelete( $reason ) {
2357 global $wgOut, $wgUser;
2359 wfDebug( "Article::confirmDelete\n" );
2361 $wgOut->setSubtitle( wfMsgHtml( 'delete-backlink', $wgUser->getSkin()->makeKnownLinkObj( $this->mTitle
) ) );
2362 $wgOut->setRobotPolicy( 'noindex,nofollow' );
2363 $wgOut->addWikiMsg( 'confirmdeletetext' );
2365 if( $wgUser->isAllowed( 'suppressrevision' ) ) {
2366 $suppress = "<tr id=\"wpDeleteSuppressRow\" name=\"wpDeleteSuppressRow\">
2368 <td class='mw-input'>" .
2369 Xml
::checkLabel( wfMsg( 'revdelete-suppress' ),
2370 'wpSuppress', 'wpSuppress', false, array( 'tabindex' => '4' ) ) .
2376 $checkWatch = $wgUser->getBoolOption( 'watchdeletion' ) ||
$this->mTitle
->userIsWatching();
2378 $form = Xml
::openElement( 'form', array( 'method' => 'post',
2379 'action' => $this->mTitle
->getLocalURL( 'action=delete' ), 'id' => 'deleteconfirm' ) ) .
2380 Xml
::openElement( 'fieldset', array( 'id' => 'mw-delete-table' ) ) .
2381 Xml
::tags( 'legend', null, wfMsgExt( 'delete-legend', array( 'parsemag', 'escapenoentities' ) ) ) .
2382 Xml
::openElement( 'table', array( 'id' => 'mw-deleteconfirm-table' ) ) .
2383 "<tr id=\"wpDeleteReasonListRow\">
2384 <td class='mw-label'>" .
2385 Xml
::label( wfMsg( 'deletecomment' ), 'wpDeleteReasonList' ) .
2387 <td class='mw-input'>" .
2388 Xml
::listDropDown( 'wpDeleteReasonList',
2389 wfMsgForContent( 'deletereason-dropdown' ),
2390 wfMsgForContent( 'deletereasonotherlist' ), '', 'wpReasonDropDown', 1 ) .
2393 <tr id=\"wpDeleteReasonRow\">
2394 <td class='mw-label'>" .
2395 Xml
::label( wfMsg( 'deleteotherreason' ), 'wpReason' ) .
2397 <td class='mw-input'>" .
2398 Xml
::input( 'wpReason', 60, $reason, array( 'type' => 'text', 'maxlength' => '255',
2399 'tabindex' => '2', 'id' => 'wpReason' ) ) .
2404 <td class='mw-input'>" .
2405 Xml
::checkLabel( wfMsg( 'watchthis' ),
2406 'wpWatch', 'wpWatch', $checkWatch, array( 'tabindex' => '3' ) ) .
2412 <td class='mw-submit'>" .
2413 Xml
::submitButton( wfMsg( 'deletepage' ),
2414 array( 'name' => 'wpConfirmB', 'id' => 'wpConfirmB', 'tabindex' => '5' ) ) .
2417 Xml
::closeElement( 'table' ) .
2418 Xml
::closeElement( 'fieldset' ) .
2419 Xml
::hidden( 'wpEditToken', $wgUser->editToken() ) .
2420 Xml
::closeElement( 'form' );
2422 if( $wgUser->isAllowed( 'editinterface' ) ) {
2423 $skin = $wgUser->getSkin();
2424 $link = $skin->makeLink ( 'MediaWiki:Deletereason-dropdown', wfMsgHtml( 'delete-edit-reasonlist' ) );
2425 $form .= '<p class="mw-delete-editreasons">' . $link . '</p>';
2428 $wgOut->addHTML( $form );
2429 LogEventsList
::showLogExtract( $wgOut, 'delete', $this->mTitle
->getPrefixedText() );
2433 * Perform a deletion and output success or failure messages
2435 public function doDelete( $reason, $suppress = false ) {
2436 global $wgOut, $wgUser;
2437 $id = $this->mTitle
->getArticleID( GAID_FOR_UPDATE
);
2440 if( wfRunHooks('ArticleDelete', array(&$this, &$wgUser, &$reason, &$error)) ) {
2441 if( $this->doDeleteArticle( $reason, $suppress, $id ) ) {
2442 $deleted = $this->mTitle
->getPrefixedText();
2444 $wgOut->setPagetitle( wfMsg( 'actioncomplete' ) );
2445 $wgOut->setRobotPolicy( 'noindex,nofollow' );
2447 $loglink = '[[Special:Log/delete|' . wfMsgNoTrans( 'deletionlog' ) . ']]';
2449 $wgOut->addWikiMsg( 'deletedtext', $deleted, $loglink );
2450 $wgOut->returnToMain( false );
2451 wfRunHooks('ArticleDeleteComplete', array(&$this, &$wgUser, $reason, $id));
2453 if( $error == '' ) {
2454 $wgOut->showFatalError( wfMsgExt( 'cannotdelete', array( 'parse' ) ) );
2455 $wgOut->addHTML( Xml
::element( 'h2', null, LogPage
::logName( 'delete' ) ) );
2456 LogEventsList
::showLogExtract( $wgOut, 'delete', $this->mTitle
->getPrefixedText() );
2458 $wgOut->showFatalError( $error );
2465 * Back-end article deletion
2466 * Deletes the article with database consistency, writes logs, purges caches
2469 public function doDeleteArticle( $reason, $suppress = false, $id = 0 ) {
2470 global $wgUseSquid, $wgDeferredUpdateList;
2471 global $wgUseTrackbacks;
2473 wfDebug( __METHOD__
."\n" );
2475 $dbw = wfGetDB( DB_MASTER
);
2476 $ns = $this->mTitle
->getNamespace();
2477 $t = $this->mTitle
->getDBkey();
2478 $id = $id ?
$id : $this->mTitle
->getArticleID( GAID_FOR_UPDATE
);
2480 if( $t == '' ||
$id == 0 ) {
2484 $u = new SiteStatsUpdate( 0, 1, -(int)$this->isCountable( $this->getRawText() ), -1 );
2485 array_push( $wgDeferredUpdateList, $u );
2487 // Bitfields to further suppress the content
2490 // This should be 15...
2491 $bitfield |
= Revision
::DELETED_TEXT
;
2492 $bitfield |
= Revision
::DELETED_COMMENT
;
2493 $bitfield |
= Revision
::DELETED_USER
;
2494 $bitfield |
= Revision
::DELETED_RESTRICTED
;
2496 $bitfield = 'rev_deleted';
2500 // For now, shunt the revision data into the archive table.
2501 // Text is *not* removed from the text table; bulk storage
2502 // is left intact to avoid breaking block-compression or
2503 // immutable storage schemes.
2505 // For backwards compatibility, note that some older archive
2506 // table entries will have ar_text and ar_flags fields still.
2508 // In the future, we may keep revisions and mark them with
2509 // the rev_deleted field, which is reserved for this purpose.
2510 $dbw->insertSelect( 'archive', array( 'page', 'revision' ),
2512 'ar_namespace' => 'page_namespace',
2513 'ar_title' => 'page_title',
2514 'ar_comment' => 'rev_comment',
2515 'ar_user' => 'rev_user',
2516 'ar_user_text' => 'rev_user_text',
2517 'ar_timestamp' => 'rev_timestamp',
2518 'ar_minor_edit' => 'rev_minor_edit',
2519 'ar_rev_id' => 'rev_id',
2520 'ar_text_id' => 'rev_text_id',
2521 'ar_text' => '\'\'', // Be explicit to appease
2522 'ar_flags' => '\'\'', // MySQL's "strict mode"...
2523 'ar_len' => 'rev_len',
2524 'ar_page_id' => 'page_id',
2525 'ar_deleted' => $bitfield
2528 'page_id = rev_page'
2532 # Delete restrictions for it
2533 $dbw->delete( 'page_restrictions', array ( 'pr_page' => $id ), __METHOD__
);
2535 # Now that it's safely backed up, delete it
2536 $dbw->delete( 'page', array( 'page_id' => $id ), __METHOD__
);
2537 $ok = ( $dbw->affectedRows() > 0 ); // getArticleId() uses slave, could be laggy
2543 # If using cascading deletes, we can skip some explicit deletes
2544 if( !$dbw->cascadingDeletes() ) {
2545 $dbw->delete( 'revision', array( 'rev_page' => $id ), __METHOD__
);
2547 if($wgUseTrackbacks)
2548 $dbw->delete( 'trackbacks', array( 'tb_page' => $id ), __METHOD__
);
2550 # Delete outgoing links
2551 $dbw->delete( 'pagelinks', array( 'pl_from' => $id ) );
2552 $dbw->delete( 'imagelinks', array( 'il_from' => $id ) );
2553 $dbw->delete( 'categorylinks', array( 'cl_from' => $id ) );
2554 $dbw->delete( 'templatelinks', array( 'tl_from' => $id ) );
2555 $dbw->delete( 'externallinks', array( 'el_from' => $id ) );
2556 $dbw->delete( 'langlinks', array( 'll_from' => $id ) );
2557 $dbw->delete( 'redirect', array( 'rd_from' => $id ) );
2560 # If using cleanup triggers, we can skip some manual deletes
2561 if( !$dbw->cleanupTriggers() ) {
2562 # Clean up recentchanges entries...
2563 $dbw->delete( 'recentchanges',
2564 array( 'rc_type != '.RC_LOG
,
2565 'rc_namespace' => $this->mTitle
->getNamespace(),
2566 'rc_title' => $this->mTitle
->getDBKey() ),
2568 $dbw->delete( 'recentchanges',
2569 array( 'rc_type != '.RC_LOG
, 'rc_cur_id' => $id ),
2574 Article
::onArticleDelete( $this->mTitle
);
2576 # Fix category table counts
2578 $res = $dbw->select( 'categorylinks', 'cl_to', array( 'cl_from' => $id ), __METHOD__
);
2579 foreach( $res as $row ) {
2580 $cats []= $row->cl_to
;
2582 $this->updateCategoryCounts( array(), $cats );
2584 # Clear the cached article id so the interface doesn't act like we exist
2585 $this->mTitle
->resetArticleID( 0 );
2586 $this->mTitle
->mArticleID
= 0;
2588 # Log the deletion, if the page was suppressed, log it at Oversight instead
2589 $logtype = $suppress ?
'suppress' : 'delete';
2590 $log = new LogPage( $logtype );
2592 # Make sure logging got through
2593 $log->addEntry( 'delete', $this->mTitle
, $reason, array() );
2601 * Roll back the most recent consecutive set of edits to a page
2602 * from the same user; fails if there are no eligible edits to
2603 * roll back to, e.g. user is the sole contributor. This function
2604 * performs permissions checks on $wgUser, then calls commitRollback()
2605 * to do the dirty work
2607 * @param $fromP String: Name of the user whose edits to rollback.
2608 * @param $summary String: Custom summary. Set to default summary if empty.
2609 * @param $token String: Rollback token.
2610 * @param $bot Boolean: If true, mark all reverted edits as bot.
2612 * @param $resultDetails Array: contains result-specific array of additional values
2613 * 'alreadyrolled' : 'current' (rev)
2614 * success : 'summary' (str), 'current' (rev), 'target' (rev)
2616 * @return array of errors, each error formatted as
2617 * array(messagekey, param1, param2, ...).
2618 * On success, the array is empty. This array can also be passed to
2619 * OutputPage::showPermissionsErrorPage().
2621 public function doRollback( $fromP, $summary, $token, $bot, &$resultDetails ) {
2623 $resultDetails = null;
2626 $editErrors = $this->mTitle
->getUserPermissionsErrors( 'edit', $wgUser );
2627 $rollbackErrors = $this->mTitle
->getUserPermissionsErrors( 'rollback', $wgUser );
2628 $errors = array_merge( $editErrors, wfArrayDiff2( $rollbackErrors, $editErrors ) );
2630 if( !$wgUser->matchEditToken( $token, array( $this->mTitle
->getPrefixedText(), $fromP ) ) )
2631 $errors[] = array( 'sessionfailure' );
2633 if( $wgUser->pingLimiter( 'rollback' ) ||
$wgUser->pingLimiter() ) {
2634 $errors[] = array( 'actionthrottledtext' );
2636 # If there were errors, bail out now
2637 if( !empty( $errors ) )
2640 return $this->commitRollback($fromP, $summary, $bot, $resultDetails);
2644 * Backend implementation of doRollback(), please refer there for parameter
2645 * and return value documentation
2647 * NOTE: This function does NOT check ANY permissions, it just commits the
2648 * rollback to the DB Therefore, you should only call this function direct-
2649 * ly if you want to use custom permissions checks. If you don't, use
2650 * doRollback() instead.
2652 public function commitRollback($fromP, $summary, $bot, &$resultDetails) {
2653 global $wgUseRCPatrol, $wgUser, $wgLang;
2654 $dbw = wfGetDB( DB_MASTER
);
2656 if( wfReadOnly() ) {
2657 return array( array( 'readonlytext' ) );
2660 # Get the last editor
2661 $current = Revision
::newFromTitle( $this->mTitle
);
2662 if( is_null( $current ) ) {
2663 # Something wrong... no page?
2664 return array(array('notanarticle'));
2667 $from = str_replace( '_', ' ', $fromP );
2668 if( $from != $current->getUserText() ) {
2669 $resultDetails = array( 'current' => $current );
2670 return array(array('alreadyrolled',
2671 htmlspecialchars($this->mTitle
->getPrefixedText()),
2672 htmlspecialchars($fromP),
2673 htmlspecialchars($current->getUserText())
2677 # Get the last edit not by this guy
2678 $user = intval( $current->getUser() );
2679 $user_text = $dbw->addQuotes( $current->getUserText() );
2680 $s = $dbw->selectRow( 'revision',
2681 array( 'rev_id', 'rev_timestamp', 'rev_deleted' ),
2682 array( 'rev_page' => $current->getPage(),
2683 "rev_user != {$user} OR rev_user_text != {$user_text}"
2685 array( 'USE INDEX' => 'page_timestamp',
2686 'ORDER BY' => 'rev_timestamp DESC' )
2688 if( $s === false ) {
2689 # No one else ever edited this page
2690 return array(array('cantrollback'));
2691 } else if( $s->rev_deleted
& REVISION
::DELETED_TEXT ||
$s->rev_deleted
& REVISION
::DELETED_USER
) {
2692 # Only admins can see this text
2693 return array(array('notvisiblerev'));
2697 if( $bot && $wgUser->isAllowed('markbotedits') ) {
2698 # Mark all reverted edits as bot
2701 if( $wgUseRCPatrol ) {
2702 # Mark all reverted edits as patrolled
2703 $set['rc_patrolled'] = 1;
2707 $dbw->update( 'recentchanges', $set,
2709 'rc_cur_id' => $current->getPage(),
2710 'rc_user_text' => $current->getUserText(),
2711 "rc_timestamp > '{$s->rev_timestamp}'",
2716 # Generate the edit summary if necessary
2717 $target = Revision
::newFromId( $s->rev_id
);
2718 if( empty( $summary ) ){
2719 $summary = wfMsgForContent( 'revertpage' );
2722 # Allow the custom summary to use the same args as the default message
2724 $target->getUserText(), $from, $s->rev_id
,
2725 $wgLang->timeanddate(wfTimestamp(TS_MW
, $s->rev_timestamp
), true),
2726 $current->getId(), $wgLang->timeanddate($current->getTimestamp())
2728 $summary = wfMsgReplaceArgs( $summary, $args );
2731 $flags = EDIT_UPDATE
;
2733 if( $wgUser->isAllowed('minoredit') )
2734 $flags |
= EDIT_MINOR
;
2736 if( $bot && ($wgUser->isAllowed('markbotedits') ||
$wgUser->isAllowed('bot')) )
2737 $flags |
= EDIT_FORCE_BOT
;
2738 # Actually store the edit
2739 $status = $this->doEdit( $target->getText(), $summary, $flags, $target->getId() );
2740 if( !empty( $status->value
['revision'] ) ) {
2741 $revId = $status->value
['revision']->getId();
2746 wfRunHooks( 'ArticleRollbackComplete', array( $this, $wgUser, $target, $current ) );
2748 $resultDetails = array(
2749 'summary' => $summary,
2750 'current' => $current,
2751 'target' => $target,
2758 * User interface for rollback operations
2760 public function rollback() {
2761 global $wgUser, $wgOut, $wgRequest, $wgUseRCPatrol;
2764 $result = $this->doRollback(
2765 $wgRequest->getVal( 'from' ),
2766 $wgRequest->getText( 'summary' ),
2767 $wgRequest->getVal( 'token' ),
2768 $wgRequest->getBool( 'bot' ),
2772 if( in_array( array( 'actionthrottledtext' ), $result ) ) {
2773 $wgOut->rateLimited();
2776 if( isset( $result[0][0] ) && ( $result[0][0] == 'alreadyrolled' ||
$result[0][0] == 'cantrollback' ) ) {
2777 $wgOut->setPageTitle( wfMsg( 'rollbackfailed' ) );
2778 $errArray = $result[0];
2779 $errMsg = array_shift( $errArray );
2780 $wgOut->addWikiMsgArray( $errMsg, $errArray );
2781 if( isset( $details['current'] ) ){
2782 $current = $details['current'];
2783 if( $current->getComment() != '' ) {
2784 $wgOut->addWikiMsgArray( 'editcomment', array(
2785 $wgUser->getSkin()->formatComment( $current->getComment() ) ), array( 'replaceafter' ) );
2790 # Display permissions errors before read-only message -- there's no
2791 # point in misleading the user into thinking the inability to rollback
2792 # is only temporary.
2793 if( !empty( $result ) && $result !== array( array( 'readonlytext' ) ) ) {
2794 # array_diff is completely broken for arrays of arrays, sigh. Re-
2795 # move any 'readonlytext' error manually.
2797 foreach( $result as $error ) {
2798 if( $error != array( 'readonlytext' ) ) {
2802 $wgOut->showPermissionsErrorPage( $out );
2805 if( $result == array( array( 'readonlytext' ) ) ) {
2806 $wgOut->readOnlyPage();
2810 $current = $details['current'];
2811 $target = $details['target'];
2812 $newId = $details['newid'];
2813 $wgOut->setPageTitle( wfMsg( 'actioncomplete' ) );
2814 $wgOut->setRobotPolicy( 'noindex,nofollow' );
2815 $old = $wgUser->getSkin()->userLink( $current->getUser(), $current->getUserText() )
2816 . $wgUser->getSkin()->userToolLinks( $current->getUser(), $current->getUserText() );
2817 $new = $wgUser->getSkin()->userLink( $target->getUser(), $target->getUserText() )
2818 . $wgUser->getSkin()->userToolLinks( $target->getUser(), $target->getUserText() );
2819 $wgOut->addHTML( wfMsgExt( 'rollback-success', array( 'parse', 'replaceafter' ), $old, $new ) );
2820 $wgOut->returnToMain( false, $this->mTitle
);
2822 if( !$wgRequest->getBool( 'hidediff', false ) && !$wgUser->getBoolOption( 'norollbackdiff', false ) ) {
2823 $de = new DifferenceEngine( $this->mTitle
, $current->getId(), $newId, false, true );
2824 $de->showDiff( '', '' );
2830 * Do standard deferred updates after page view
2832 public function viewUpdates() {
2833 global $wgDeferredUpdateList, $wgDisableCounters, $wgUser;
2834 # Don't update page view counters on views from bot users (bug 14044)
2835 if( !$wgDisableCounters && !$wgUser->isAllowed('bot') && $this->getID() ) {
2836 Article
::incViewCount( $this->getID() );
2837 $u = new SiteStatsUpdate( 1, 0, 0 );
2838 array_push( $wgDeferredUpdateList, $u );
2840 # Update newtalk / watchlist notification status
2841 $wgUser->clearNotification( $this->mTitle
);
2845 * Prepare text which is about to be saved.
2846 * Returns a stdclass with source, pst and output members
2848 public function prepareTextForEdit( $text, $revid=null ) {
2849 if( $this->mPreparedEdit
&& $this->mPreparedEdit
->newText
== $text && $this->mPreparedEdit
->revid
== $revid) {
2851 return $this->mPreparedEdit
;
2854 $edit = (object)array();
2855 $edit->revid
= $revid;
2856 $edit->newText
= $text;
2857 $edit->pst
= $this->preSaveTransform( $text );
2858 $options = new ParserOptions
;
2859 $options->setTidy( true );
2860 $options->enableLimitReport();
2861 $edit->output
= $wgParser->parse( $edit->pst
, $this->mTitle
, $options, true, true, $revid );
2862 $edit->oldText
= $this->getContent();
2863 $this->mPreparedEdit
= $edit;
2868 * Do standard deferred updates after page edit.
2869 * Update links tables, site stats, search index and message cache.
2870 * Purges pages that include this page if the text was changed here.
2871 * Every 100th edit, prune the recent changes table.
2874 * @param $text New text of the article
2875 * @param $summary Edit summary
2876 * @param $minoredit Minor edit
2877 * @param $timestamp_of_pagechange Timestamp associated with the page change
2878 * @param $newid rev_id value of the new revision
2879 * @param $changed Whether or not the content actually changed
2881 public function editUpdates( $text, $summary, $minoredit, $timestamp_of_pagechange, $newid, $changed = true ) {
2882 global $wgDeferredUpdateList, $wgMessageCache, $wgUser, $wgParser, $wgEnableParserCache;
2884 wfProfileIn( __METHOD__
);
2887 # Be careful not to double-PST: $text is usually already PST-ed once
2888 if( !$this->mPreparedEdit ||
$this->mPreparedEdit
->output
->getFlag( 'vary-revision' ) ) {
2889 wfDebug( __METHOD__
. ": No prepared edit or vary-revision is set...\n" );
2890 $editInfo = $this->prepareTextForEdit( $text, $newid );
2892 wfDebug( __METHOD__
. ": No vary-revision, using prepared edit...\n" );
2893 $editInfo = $this->mPreparedEdit
;
2896 # Save it to the parser cache
2897 if( $wgEnableParserCache ) {
2898 $parserCache = ParserCache
::singleton();
2899 $parserCache->save( $editInfo->output
, $this, $wgUser );
2902 # Update the links tables
2903 $u = new LinksUpdate( $this->mTitle
, $editInfo->output
, false );
2904 $u->setRecursiveTouch( $changed ); // refresh/invalidate including pages too
2907 wfRunHooks( 'ArticleEditUpdates', array( &$this, &$editInfo, $changed ) );
2909 if( wfRunHooks( 'ArticleEditUpdatesDeleteFromRecentchanges', array( &$this ) ) ) {
2910 if( 0 == mt_rand( 0, 99 ) ) {
2911 // Flush old entries from the `recentchanges` table; we do this on
2912 // random requests so as to avoid an increase in writes for no good reason
2914 $dbw = wfGetDB( DB_MASTER
);
2915 $cutoff = $dbw->timestamp( time() - $wgRCMaxAge );
2916 $recentchanges = $dbw->tableName( 'recentchanges' );
2917 $sql = "DELETE FROM $recentchanges WHERE rc_timestamp < '{$cutoff}'";
2918 $dbw->query( $sql );
2922 $id = $this->getID();
2923 $title = $this->mTitle
->getPrefixedDBkey();
2924 $shortTitle = $this->mTitle
->getDBkey();
2927 wfProfileOut( __METHOD__
);
2931 $u = new SiteStatsUpdate( 0, 1, $this->mGoodAdjustment
, $this->mTotalAdjustment
);
2932 array_push( $wgDeferredUpdateList, $u );
2933 $u = new SearchUpdate( $id, $title, $text );
2934 array_push( $wgDeferredUpdateList, $u );
2936 # If this is another user's talk page, update newtalk
2937 # Don't do this if $changed = false otherwise some idiot can null-edit a
2938 # load of user talk pages and piss people off, nor if it's a minor edit
2939 # by a properly-flagged bot.
2940 if( $this->mTitle
->getNamespace() == NS_USER_TALK
&& $shortTitle != $wgUser->getTitleKey() && $changed
2941 && !( $minoredit && $wgUser->isAllowed( 'nominornewtalk' ) ) ) {
2942 if( wfRunHooks('ArticleEditUpdateNewTalk', array( &$this ) ) ) {
2943 $other = User
::newFromName( $shortTitle, false );
2945 wfDebug( __METHOD__
.": invalid username\n" );
2946 } elseif( User
::isIP( $shortTitle ) ) {
2947 // An anonymous user
2948 $other->setNewtalk( true );
2949 } elseif( $other->isLoggedIn() ) {
2950 $other->setNewtalk( true );
2952 wfDebug( __METHOD__
. ": don't need to notify a nonexistent user\n" );
2957 if( $this->mTitle
->getNamespace() == NS_MEDIAWIKI
) {
2958 $wgMessageCache->replace( $shortTitle, $text );
2961 wfProfileOut( __METHOD__
);
2965 * Perform article updates on a special page creation.
2967 * @param $rev Revision object
2969 * @todo This is a shitty interface function. Kill it and replace the
2970 * other shitty functions like editUpdates and such so it's not needed
2973 public function createUpdates( $rev ) {
2974 $this->mGoodAdjustment
= $this->isCountable( $rev->getText() );
2975 $this->mTotalAdjustment
= 1;
2976 $this->editUpdates( $rev->getText(), $rev->getComment(),
2977 $rev->isMinor(), wfTimestamp(), $rev->getId(), true );
2981 * Generate the navigation links when browsing through an article revisions
2982 * It shows the information as:
2983 * Revision as of \<date\>; view current revision
2984 * \<- Previous version | Next Version -\>
2986 * @param $oldid String: revision ID of this article revision
2988 public function setOldSubtitle( $oldid = 0 ) {
2989 global $wgLang, $wgOut, $wgUser;
2991 if( !wfRunHooks( 'DisplayOldSubtitle', array( &$this, &$oldid ) ) ) {
2995 $revision = Revision
::newFromId( $oldid );
2997 $current = ( $oldid == $this->mLatest
);
2998 $td = $wgLang->timeanddate( $this->mTimestamp
, true );
2999 $sk = $wgUser->getSkin();
3001 ?
wfMsgHtml( 'currentrevisionlink' )
3002 : $sk->makeKnownLinkObj( $this->mTitle
, wfMsgHtml( 'currentrevisionlink' ) );
3004 ?
wfMsgHtml( 'diff' )
3005 : $sk->makeKnownLinkObj( $this->mTitle
, wfMsgHtml( 'diff' ), 'diff=cur&oldid='.$oldid );
3006 $prev = $this->mTitle
->getPreviousRevisionID( $oldid ) ;
3008 ?
$sk->makeKnownLinkObj( $this->mTitle
, wfMsgHtml( 'previousrevision' ), 'direction=prev&oldid='.$oldid )
3009 : wfMsgHtml( 'previousrevision' );
3011 ?
$sk->makeKnownLinkObj( $this->mTitle
, wfMsgHtml( 'diff' ), 'diff=prev&oldid='.$oldid )
3012 : wfMsgHtml( 'diff' );
3013 $nextlink = $current
3014 ?
wfMsgHtml( 'nextrevision' )
3015 : $sk->makeKnownLinkObj( $this->mTitle
, wfMsgHtml( 'nextrevision' ), 'direction=next&oldid='.$oldid );
3016 $nextdiff = $current
3017 ?
wfMsgHtml( 'diff' )
3018 : $sk->makeKnownLinkObj( $this->mTitle
, wfMsgHtml( 'diff' ), 'diff=next&oldid='.$oldid );
3021 if( $wgUser->isAllowed( 'deleterevision' ) ) {
3022 $revdel = SpecialPage
::getTitleFor( 'Revisiondelete' );
3023 if( $revision->isCurrent() ) {
3024 // We don't handle top deleted edits too well
3025 $cdel = wfMsgHtml( 'rev-delundel' );
3026 } else if( !$revision->userCan( Revision
::DELETED_RESTRICTED
) ) {
3027 // If revision was hidden from sysops
3028 $cdel = wfMsgHtml( 'rev-delundel' );
3030 $cdel = $sk->makeKnownLinkObj( $revdel,
3031 wfMsgHtml('rev-delundel'),
3032 'target=' . urlencode( $this->mTitle
->getPrefixedDbkey() ) .
3033 '&oldid=' . urlencode( $oldid ) );
3034 // Bolden oversighted content
3035 if( $revision->isDeleted( Revision
::DELETED_RESTRICTED
) )
3036 $cdel = "<strong>$cdel</strong>";
3038 $cdel = "(<small>$cdel</small>) ";
3040 # Show user links if allowed to see them. Normally they
3041 # are hidden regardless, but since we can already see the text here...
3042 $userlinks = $sk->revUserTools( $revision, false );
3044 $m = wfMsg( 'revision-info-current' );
3045 $infomsg = $current && !wfEmptyMsg( 'revision-info-current', $m ) && $m != '-'
3046 ?
'revision-info-current'
3049 $r = "\n\t\t\t\t<div id=\"mw-{$infomsg}\">" . wfMsgExt( $infomsg, array( 'parseinline', 'replaceafter' ), $td, $userlinks, $revision->getID() ) . "</div>\n" .
3051 "\n\t\t\t\t<div id=\"mw-revision-nav\">" . $cdel . wfMsgHtml( 'revision-nav', $prevdiff,
3052 $prevlink, $lnk, $curdiff, $nextlink, $nextdiff ) . "</div>\n\t\t\t";
3053 $wgOut->setSubtitle( $r );
3057 * This function is called right before saving the wikitext,
3058 * so we can do things like signatures and links-in-context.
3060 * @param $text String
3062 public function preSaveTransform( $text ) {
3063 global $wgParser, $wgUser;
3064 return $wgParser->preSaveTransform( $text, $this->mTitle
, $wgUser, ParserOptions
::newFromUser( $wgUser ) );
3067 /* Caching functions */
3070 * checkLastModified returns true if it has taken care of all
3071 * output to the client that is necessary for this request.
3072 * (that is, it has sent a cached version of the page)
3074 protected function tryFileCache() {
3075 static $called = false;
3077 wfDebug( "Article::tryFileCache(): called twice!?\n" );
3081 if( $this->isFileCacheable() ) {
3082 $cache = new HTMLFileCache( $this->mTitle
);
3083 if( $cache->isFileCacheGood( $this->mTouched
) ) {
3084 wfDebug( "Article::tryFileCache(): about to load file\n" );
3085 $cache->loadFromFileCache();
3088 wfDebug( "Article::tryFileCache(): starting buffer\n" );
3089 ob_start( array(&$cache, 'saveToFileCache' ) );
3092 wfDebug( "Article::tryFileCache(): not cacheable\n" );
3098 * Check if the page can be cached
3101 public function isFileCacheable() {
3103 if( HTMLFileCache
::useFileCache() ) {
3104 $cacheable = $this->getID() && !$this->mRedirectedFrom
;
3105 // Extension may have reason to disable file caching on some pages.
3107 $cacheable = wfRunHooks( 'IsFileCacheable', array( &$this ) );
3114 * Loads page_touched and returns a value indicating if it should be used
3117 public function checkTouched() {
3118 if( !$this->mDataLoaded
) {
3119 $this->loadPageData();
3121 return !$this->mIsRedirect
;
3125 * Get the page_touched field
3127 public function getTouched() {
3128 # Ensure that page data has been loaded
3129 if( !$this->mDataLoaded
) {
3130 $this->loadPageData();
3132 return $this->mTouched
;
3136 * Get the page_latest field
3138 public function getLatest() {
3139 if( !$this->mDataLoaded
) {
3140 $this->loadPageData();
3142 return $this->mLatest
;
3146 * Edit an article without doing all that other stuff
3147 * The article must already exist; link tables etc
3148 * are not updated, caches are not flushed.
3150 * @param $text String: text submitted
3151 * @param $comment String: comment submitted
3152 * @param $minor Boolean: whereas it's a minor modification
3154 public function quickEdit( $text, $comment = '', $minor = 0 ) {
3155 wfProfileIn( __METHOD__
);
3157 $dbw = wfGetDB( DB_MASTER
);
3158 $revision = new Revision( array(
3159 'page' => $this->getId(),
3161 'comment' => $comment,
3162 'minor_edit' => $minor ?
1 : 0,
3164 $revision->insertOn( $dbw );
3165 $this->updateRevisionOn( $dbw, $revision );
3167 wfRunHooks( 'NewRevisionFromEditComplete', array($this, $revision, false, $wgUser) );
3169 wfProfileOut( __METHOD__
);
3173 * Used to increment the view counter
3175 * @param $id Integer: article id
3177 public static function incViewCount( $id ) {
3178 $id = intval( $id );
3179 global $wgHitcounterUpdateFreq, $wgDBtype;
3181 $dbw = wfGetDB( DB_MASTER
);
3182 $pageTable = $dbw->tableName( 'page' );
3183 $hitcounterTable = $dbw->tableName( 'hitcounter' );
3184 $acchitsTable = $dbw->tableName( 'acchits' );
3186 if( $wgHitcounterUpdateFreq <= 1 ) {
3187 $dbw->query( "UPDATE $pageTable SET page_counter = page_counter + 1 WHERE page_id = $id" );
3191 # Not important enough to warrant an error page in case of failure
3192 $oldignore = $dbw->ignoreErrors( true );
3194 $dbw->query( "INSERT INTO $hitcounterTable (hc_id) VALUES ({$id})" );
3196 $checkfreq = intval( $wgHitcounterUpdateFreq/25 +
1 );
3197 if( (rand() %
$checkfreq != 0) or ($dbw->lastErrno() != 0) ){
3198 # Most of the time (or on SQL errors), skip row count check
3199 $dbw->ignoreErrors( $oldignore );
3203 $res = $dbw->query("SELECT COUNT(*) as n FROM $hitcounterTable");
3204 $row = $dbw->fetchObject( $res );
3205 $rown = intval( $row->n
);
3206 if( $rown >= $wgHitcounterUpdateFreq ){
3207 wfProfileIn( 'Article::incViewCount-collect' );
3208 $old_user_abort = ignore_user_abort( true );
3210 if($wgDBtype == 'mysql')
3211 $dbw->query("LOCK TABLES $hitcounterTable WRITE");
3212 $tabletype = $wgDBtype == 'mysql' ?
"ENGINE=HEAP " : '';
3213 $dbw->query("CREATE TEMPORARY TABLE $acchitsTable $tabletype AS ".
3214 "SELECT hc_id,COUNT(*) AS hc_n FROM $hitcounterTable ".
3216 $dbw->query("DELETE FROM $hitcounterTable");
3217 if($wgDBtype == 'mysql') {
3218 $dbw->query('UNLOCK TABLES');
3219 $dbw->query("UPDATE $pageTable,$acchitsTable SET page_counter=page_counter + hc_n ".
3220 'WHERE page_id = hc_id');
3223 $dbw->query("UPDATE $pageTable SET page_counter=page_counter + hc_n ".
3224 "FROM $acchitsTable WHERE page_id = hc_id");
3226 $dbw->query("DROP TABLE $acchitsTable");
3228 ignore_user_abort( $old_user_abort );
3229 wfProfileOut( 'Article::incViewCount-collect' );
3231 $dbw->ignoreErrors( $oldignore );
3235 * The onArticle*() functions are supposed to be a kind of hooks
3236 * which should be called whenever any of the specified actions
3239 * This is a good place to put code to clear caches, for instance.
3241 * This is called on page move and undelete, as well as edit
3243 * @param $title a title object
3246 public static function onArticleCreate( $title ) {
3247 # Update existence markers on article/talk tabs...
3248 if( $title->isTalkPage() ) {
3249 $other = $title->getSubjectPage();
3251 $other = $title->getTalkPage();
3253 $other->invalidateCache();
3254 $other->purgeSquid();
3256 $title->touchLinks();
3257 $title->purgeSquid();
3258 $title->deleteTitleProtection();
3261 public static function onArticleDelete( $title ) {
3262 global $wgMessageCache;
3263 # Update existence markers on article/talk tabs...
3264 if( $title->isTalkPage() ) {
3265 $other = $title->getSubjectPage();
3267 $other = $title->getTalkPage();
3269 $other->invalidateCache();
3270 $other->purgeSquid();
3272 $title->touchLinks();
3273 $title->purgeSquid();
3276 HTMLFileCache
::clearFileCache( $title );
3279 if( $title->getNamespace() == NS_MEDIAWIKI
) {
3280 $wgMessageCache->replace( $title->getDBkey(), false );
3283 if( $title->getNamespace() == NS_FILE
) {
3284 $update = new HTMLCacheUpdate( $title, 'imagelinks' );
3285 $update->doUpdate();
3288 if( $title->getNamespace() == NS_USER_TALK
) {
3289 $user = User
::newFromName( $title->getText(), false );
3290 $user->setNewtalk( false );
3295 * Purge caches on page update etc
3297 public static function onArticleEdit( $title, $transclusions = 'transclusions' ) {
3298 global $wgDeferredUpdateList;
3300 // Invalidate caches of articles which include this page
3301 if( $transclusions !== 'skiptransclusions' )
3302 $wgDeferredUpdateList[] = new HTMLCacheUpdate( $title, 'templatelinks' );
3304 // Invalidate the caches of all pages which redirect here
3305 $wgDeferredUpdateList[] = new HTMLCacheUpdate( $title, 'redirect' );
3307 # Purge squid for this page only
3308 $title->purgeSquid();
3310 # Clear file cache for this page only
3311 HTMLFileCache
::clearFileCache( $title );
3317 * Overriden by ImagePage class, only present here to avoid a fatal error
3318 * Called for ?action=revert
3320 public function revert() {
3322 $wgOut->showErrorPage( 'nosuchaction', 'nosuchactiontext' );
3326 * Info about this page
3327 * Called for ?action=info when $wgAllowPageInfo is on.
3329 public function info() {
3330 global $wgLang, $wgOut, $wgAllowPageInfo, $wgUser;
3332 if( !$wgAllowPageInfo ) {
3333 $wgOut->showErrorPage( 'nosuchaction', 'nosuchactiontext' );
3337 $page = $this->mTitle
->getSubjectPage();
3339 $wgOut->setPagetitle( $page->getPrefixedText() );
3340 $wgOut->setPageTitleActionText( wfMsg( 'info_short' ) );
3341 $wgOut->setSubtitle( wfMsgHtml( 'infosubtitle' ) );
3343 if( !$this->mTitle
->exists() ) {
3344 $wgOut->addHTML( '<div class="noarticletext">' );
3345 if( $this->mTitle
->getNamespace() == NS_MEDIAWIKI
) {
3346 // This doesn't quite make sense; the user is asking for
3347 // information about the _page_, not the message... -- RC
3348 $wgOut->addHTML( htmlspecialchars( wfMsgWeirdKey( $this->mTitle
->getText() ) ) );
3350 $msg = $wgUser->isLoggedIn()
3352 : 'noarticletextanon';
3353 $wgOut->addHTML( wfMsgExt( $msg, 'parse' ) );
3355 $wgOut->addHTML( '</div>' );
3357 $dbr = wfGetDB( DB_SLAVE
);
3359 'wl_title' => $page->getDBkey(),
3360 'wl_namespace' => $page->getNamespace() );
3361 $numwatchers = $dbr->selectField(
3366 $this->getSelectOptions() );
3368 $pageInfo = $this->pageCountInfo( $page );
3369 $talkInfo = $this->pageCountInfo( $page->getTalkPage() );
3371 $wgOut->addHTML( "<ul><li>" . wfMsg("numwatchers", $wgLang->formatNum( $numwatchers ) ) . '</li>' );
3372 $wgOut->addHTML( "<li>" . wfMsg('numedits', $wgLang->formatNum( $pageInfo['edits'] ) ) . '</li>');
3374 $wgOut->addHTML( '<li>' . wfMsg("numtalkedits", $wgLang->formatNum( $talkInfo['edits'] ) ) . '</li>');
3376 $wgOut->addHTML( '<li>' . wfMsg("numauthors", $wgLang->formatNum( $pageInfo['authors'] ) ) . '</li>' );
3378 $wgOut->addHTML( '<li>' . wfMsg('numtalkauthors', $wgLang->formatNum( $talkInfo['authors'] ) ) . '</li>' );
3380 $wgOut->addHTML( '</ul>' );
3385 * Return the total number of edits and number of unique editors
3386 * on a given page. If page does not exist, returns false.
3388 * @param $title Title object
3391 protected function pageCountInfo( $title ) {
3392 $id = $title->getArticleId();
3396 $dbr = wfGetDB( DB_SLAVE
);
3397 $rev_clause = array( 'rev_page' => $id );
3398 $edits = $dbr->selectField(
3403 $this->getSelectOptions()
3405 $authors = $dbr->selectField(
3407 'COUNT(DISTINCT rev_user_text)',
3410 $this->getSelectOptions()
3412 return array( 'edits' => $edits, 'authors' => $authors );
3416 * Return a list of templates used by this article.
3417 * Uses the templatelinks table
3419 * @return Array of Title objects
3421 public function getUsedTemplates() {
3423 $id = $this->mTitle
->getArticleID();
3427 $dbr = wfGetDB( DB_SLAVE
);
3428 $res = $dbr->select( array( 'templatelinks' ),
3429 array( 'tl_namespace', 'tl_title' ),
3430 array( 'tl_from' => $id ),
3432 if( $res !== false ) {
3433 foreach( $res as $row ) {
3434 $result[] = Title
::makeTitle( $row->tl_namespace
, $row->tl_title
);
3437 $dbr->freeResult( $res );
3442 * Returns a list of hidden categories this page is a member of.
3443 * Uses the page_props and categorylinks tables.
3445 * @return Array of Title objects
3447 public function getHiddenCategories() {
3449 $id = $this->mTitle
->getArticleID();
3453 $dbr = wfGetDB( DB_SLAVE
);
3454 $res = $dbr->select( array( 'categorylinks', 'page_props', 'page' ),
3456 array( 'cl_from' => $id, 'pp_page=page_id', 'pp_propname' => 'hiddencat',
3457 'page_namespace' => NS_CATEGORY
, 'page_title=cl_to'),
3459 if( $res !== false ) {
3460 foreach( $res as $row ) {
3461 $result[] = Title
::makeTitle( NS_CATEGORY
, $row->cl_to
);
3464 $dbr->freeResult( $res );
3469 * Return an applicable autosummary if one exists for the given edit.
3470 * @param $oldtext String: the previous text of the page.
3471 * @param $newtext String: The submitted text of the page.
3472 * @param $flags Bitmask: a bitmask of flags submitted for the edit.
3473 * @return string An appropriate autosummary, or an empty string.
3475 public static function getAutosummary( $oldtext, $newtext, $flags ) {
3476 # Decide what kind of autosummary is needed.
3478 # Redirect autosummaries -- should only get the next target and not recurse
3479 $ot = Title
::newFromRedirect( $oldtext, false, true );
3480 $rt = Title
::newFromRedirect( $newtext, false, true );
3481 if( is_object( $rt ) && ( !is_object( $ot ) ||
!$rt->equals( $ot ) ||
$ot->getFragment() != $rt->getFragment() ) ) {
3482 return wfMsgForContent( 'autoredircomment', $rt->getFullText() );
3485 # New page autosummaries
3486 if( $flags & EDIT_NEW
&& strlen( $newtext ) ) {
3487 # If they're making a new article, give its text, truncated, in the summary.
3489 $truncatedtext = $wgContLang->truncate(
3490 str_replace("\n", ' ', $newtext),
3491 max( 0, 200 - strlen( wfMsgForContent( 'autosumm-new' ) ) ),
3493 return wfMsgForContent( 'autosumm-new', $truncatedtext );
3496 # Blanking autosummaries
3497 if( $oldtext != '' && $newtext == '' ) {
3498 return wfMsgForContent( 'autosumm-blank' );
3499 } elseif( strlen( $oldtext ) > 10 * strlen( $newtext ) && strlen( $newtext ) < 500) {
3500 # Removing more than 90% of the article
3502 $truncatedtext = $wgContLang->truncate(
3504 max( 0, 200 - strlen( wfMsgForContent( 'autosumm-replace' ) ) ),
3507 return wfMsgForContent( 'autosumm-replace', $truncatedtext );
3510 # If we reach this point, there's no applicable autosummary for our case, so our
3511 # autosummary is empty.
3516 * Add the primary page-view wikitext to the output buffer
3517 * Saves the text into the parser cache if possible.
3518 * Updates templatelinks if it is out of date.
3520 * @param $text String
3521 * @param $cache Boolean
3523 public function outputWikiText( $text, $cache = true ) {
3524 global $wgParser, $wgUser, $wgOut, $wgEnableParserCache, $wgUseFileCache;
3526 $popts = $wgOut->parserOptions();
3527 $popts->setTidy(true);
3528 $popts->enableLimitReport();
3529 $parserOutput = $wgParser->parse( $text, $this->mTitle
,
3530 $popts, true, true, $this->getRevIdFetched() );
3531 $popts->setTidy(false);
3532 $popts->enableLimitReport( false );
3533 if( $wgEnableParserCache && $cache && $this && $parserOutput->getCacheTime() != -1 ) {
3534 $parserCache = ParserCache
::singleton();
3535 $parserCache->save( $parserOutput, $this, $wgUser );
3537 // Make sure file cache is not used on uncacheable content.
3538 // Output that has magic words in it can still use the parser cache
3539 // (if enabled), though it will generally expire sooner.
3540 if( $parserOutput->getCacheTime() == -1 ||
$parserOutput->containsOldMagic() ) {
3541 $wgUseFileCache = false;
3544 if( $this->isCurrent() && !wfReadOnly() && $this->mTitle
->areRestrictionsCascading() ) {
3545 // templatelinks table may have become out of sync,
3546 // especially if using variable-based transclusions.
3547 // For paranoia, check if things have changed and if
3548 // so apply updates to the database. This will ensure
3549 // that cascaded protections apply as soon as the changes
3552 # Get templates from templatelinks
3553 $id = $this->mTitle
->getArticleID();
3555 $tlTemplates = array();
3557 $dbr = wfGetDB( DB_SLAVE
);
3558 $res = $dbr->select( array( 'templatelinks' ),
3559 array( 'tl_namespace', 'tl_title' ),
3560 array( 'tl_from' => $id ),
3565 if( $res !== false ) {
3566 foreach( $res as $row ) {
3567 $tlTemplates[] = $wgContLang->getNsText( $row->tl_namespace
) . ':' . $row->tl_title
;
3571 # Get templates from parser output.
3572 $poTemplates_allns = $parserOutput->getTemplates();
3574 $poTemplates = array ();
3575 foreach ( $poTemplates_allns as $ns_templates ) {
3576 $poTemplates = array_merge( $poTemplates, $ns_templates );
3580 $templates_diff = array_diff( $poTemplates, $tlTemplates );
3582 if( count( $templates_diff ) > 0 ) {
3583 # Whee, link updates time.
3584 $u = new LinksUpdate( $this->mTitle
, $parserOutput );
3589 $wgOut->addParserOutput( $parserOutput );
3593 * Update all the appropriate counts in the category table, given that
3594 * we've added the categories $added and deleted the categories $deleted.
3596 * @param $added array The names of categories that were added
3597 * @param $deleted array The names of categories that were deleted
3600 public function updateCategoryCounts( $added, $deleted ) {
3601 $ns = $this->mTitle
->getNamespace();
3602 $dbw = wfGetDB( DB_MASTER
);
3604 # First make sure the rows exist. If one of the "deleted" ones didn't
3605 # exist, we might legitimately not create it, but it's simpler to just
3606 # create it and then give it a negative value, since the value is bogus
3609 # Sometimes I wish we had INSERT ... ON DUPLICATE KEY UPDATE.
3610 $insertCats = array_merge( $added, $deleted );
3611 if( !$insertCats ) {
3612 # Okay, nothing to do
3615 $insertRows = array();
3616 foreach( $insertCats as $cat ) {
3617 $insertRows[] = array( 'cat_title' => $cat );
3619 $dbw->insert( 'category', $insertRows, __METHOD__
, 'IGNORE' );
3621 $addFields = array( 'cat_pages = cat_pages + 1' );
3622 $removeFields = array( 'cat_pages = cat_pages - 1' );
3623 if( $ns == NS_CATEGORY
) {
3624 $addFields[] = 'cat_subcats = cat_subcats + 1';
3625 $removeFields[] = 'cat_subcats = cat_subcats - 1';
3626 } elseif( $ns == NS_FILE
) {
3627 $addFields[] = 'cat_files = cat_files + 1';
3628 $removeFields[] = 'cat_files = cat_files - 1';
3635 array( 'cat_title' => $added ),
3643 array( 'cat_title' => $deleted ),