4 * Special page allowing users with the appropriate permissions to view
5 * and restore deleted content
7 * @addtogroup SpecialPage
13 function wfSpecialUndelete( $par ) {
16 $form = new UndeleteForm( $wgRequest, $par );
21 * Used to show archived pages and eventually restore them.
22 * @addtogroup SpecialPage
28 function __construct( $title ) {
29 if( is_null( $title ) ) {
30 throw new MWException( 'Archiver() given a null title.');
32 $this->title
= $title;
36 * List all deleted pages recorded in the archive table. Returns result
37 * wrapper with (ar_namespace, ar_title, count) fields, ordered by page
40 * @return ResultWrapper
42 public static function listAllPages() {
43 $dbr = wfGetDB( DB_SLAVE
);
44 return self
::listPages( $dbr, '' );
48 * List deleted pages recorded in the archive table matching the
50 * Returns result wrapper with (ar_namespace, ar_title, count) fields.
52 * @return ResultWrapper
54 public static function listPagesByPrefix( $prefix ) {
55 $dbr = wfGetDB( DB_SLAVE
);
57 $title = Title
::newFromText( $prefix );
59 $ns = $title->getNamespace();
60 $encPrefix = $dbr->escapeLike( $title->getDbKey() );
62 // Prolly won't work too good
63 // @todo handle bare namespace names cleanly?
65 $encPrefix = $dbr->escapeLike( $prefix );
68 'ar_namespace' => $ns,
69 "ar_title LIKE '$encPrefix%'",
71 return self
::listPages( $dbr, $conds );
74 protected static function listPages( $dbr, $condition ) {
75 return $dbr->resultObject(
86 'GROUP BY' => 'ar_namespace,ar_title',
87 'ORDER BY' => 'ar_namespace,ar_title',
95 * List the revisions of the given page. Returns result wrapper with
96 * (ar_minor_edit, ar_timestamp, ar_user, ar_user_text, ar_comment) fields.
98 * @return ResultWrapper
100 function listRevisions() {
101 $dbr = wfGetDB( DB_SLAVE
);
102 $res = $dbr->select( 'archive',
103 array( 'ar_minor_edit', 'ar_timestamp', 'ar_user', 'ar_user_text', 'ar_comment', 'ar_len' ),
104 array( 'ar_namespace' => $this->title
->getNamespace(),
105 'ar_title' => $this->title
->getDBkey() ),
106 'PageArchive::listRevisions',
107 array( 'ORDER BY' => 'ar_timestamp DESC' ) );
108 $ret = $dbr->resultObject( $res );
113 * List the deleted file revisions for this page, if it's a file page.
114 * Returns a result wrapper with various filearchive fields, or null
115 * if not a file page.
117 * @return ResultWrapper
118 * @todo Does this belong in Image for fuller encapsulation?
120 function listFiles() {
121 if( $this->title
->getNamespace() == NS_IMAGE
) {
122 $dbr = wfGetDB( DB_SLAVE
);
123 $res = $dbr->select( 'filearchive',
135 array( 'fa_name' => $this->title
->getDbKey() ),
137 array( 'ORDER BY' => 'fa_timestamp DESC' ) );
138 $ret = $dbr->resultObject( $res );
145 * Fetch (and decompress if necessary) the stored text for the deleted
146 * revision of the page with the given timestamp.
149 * @deprecated Use getRevision() for more flexible information
151 function getRevisionText( $timestamp ) {
152 $rev = $this->getRevision( $timestamp );
153 return $rev ?
$rev->getText() : null;
157 * Return a Revision object containing data for the deleted revision.
158 * Note that the result *may* or *may not* have a null page ID.
159 * @param string $timestamp
162 function getRevision( $timestamp ) {
163 $dbr = wfGetDB( DB_SLAVE
);
164 $row = $dbr->selectRow( 'archive',
176 array( 'ar_namespace' => $this->title
->getNamespace(),
177 'ar_title' => $this->title
->getDbkey(),
178 'ar_timestamp' => $dbr->timestamp( $timestamp ) ),
181 return new Revision( array(
182 'page' => $this->title
->getArticleId(),
183 'id' => $row->ar_rev_id
,
184 'text' => ($row->ar_text_id
186 : Revision
::getRevisionText( $row, 'ar_' ) ),
187 'comment' => $row->ar_comment
,
188 'user' => $row->ar_user
,
189 'user_text' => $row->ar_user_text
,
190 'timestamp' => $row->ar_timestamp
,
191 'minor_edit' => $row->ar_minor_edit
,
192 'text_id' => $row->ar_text_id
) );
199 * Get the text from an archive row containing ar_text, ar_flags and ar_text_id
201 function getTextFromRow( $row ) {
202 if( is_null( $row->ar_text_id
) ) {
203 // An old row from MediaWiki 1.4 or previous.
204 // Text is embedded in this row in classic compression format.
205 return Revision
::getRevisionText( $row, "ar_" );
207 // New-style: keyed to the text storage backend.
208 $dbr = wfGetDB( DB_SLAVE
);
209 $text = $dbr->selectRow( 'text',
210 array( 'old_text', 'old_flags' ),
211 array( 'old_id' => $row->ar_text_id
),
213 return Revision
::getRevisionText( $text );
219 * Fetch (and decompress if necessary) the stored text of the most
220 * recently edited deleted revision of the page.
222 * If there are no archived revisions for the page, returns NULL.
226 function getLastRevisionText() {
227 $dbr = wfGetDB( DB_SLAVE
);
228 $row = $dbr->selectRow( 'archive',
229 array( 'ar_text', 'ar_flags', 'ar_text_id' ),
230 array( 'ar_namespace' => $this->title
->getNamespace(),
231 'ar_title' => $this->title
->getDBkey() ),
232 'PageArchive::getLastRevisionText',
233 array( 'ORDER BY' => 'ar_timestamp DESC' ) );
235 return $this->getTextFromRow( $row );
242 * Quick check if any archived revisions are present for the page.
245 function isDeleted() {
246 $dbr = wfGetDB( DB_SLAVE
);
247 $n = $dbr->selectField( 'archive', 'COUNT(ar_title)',
248 array( 'ar_namespace' => $this->title
->getNamespace(),
249 'ar_title' => $this->title
->getDBkey() ) );
254 * Restore the given (or all) text and file revisions for the page.
255 * Once restored, the items will be removed from the archive tables.
256 * The deletion log will be updated with an undeletion notice.
258 * @param array $timestamps Pass an empty array to restore all revisions, otherwise list the ones to undelete.
259 * @param string $comment
260 * @param array $fileVersions
262 * @return true on success.
264 function undelete( $timestamps, $comment = '', $fileVersions = array() ) {
265 // If both the set of text revisions and file revisions are empty,
266 // restore everything. Otherwise, just restore the requested items.
267 $restoreAll = empty( $timestamps ) && empty( $fileVersions );
269 $restoreText = $restoreAll ||
!empty( $timestamps );
270 $restoreFiles = $restoreAll ||
!empty( $fileVersions );
272 if( $restoreFiles && $this->title
->getNamespace() == NS_IMAGE
) {
273 $img = wfLocalFile( $this->title
);
274 $this->fileStatus
= $img->restore( $fileVersions );
275 $filesRestored = $this->fileStatus
->successCount
;
281 $textRestored = $this->undeleteRevisions( $timestamps );
288 $log = new LogPage( 'delete' );
290 if( $textRestored && $filesRestored ) {
291 $reason = wfMsgForContent( 'undeletedrevisions-files',
292 $wgContLang->formatNum( $textRestored ),
293 $wgContLang->formatNum( $filesRestored ) );
294 } elseif( $textRestored ) {
295 $reason = wfMsgForContent( 'undeletedrevisions',
296 $wgContLang->formatNum( $textRestored ) );
297 } elseif( $filesRestored ) {
298 $reason = wfMsgForContent( 'undeletedfiles',
299 $wgContLang->formatNum( $filesRestored ) );
301 wfDebug( "Undelete: nothing undeleted...\n" );
305 if( trim( $comment ) != '' )
306 $reason .= ": {$comment}";
307 $log->addEntry( 'restore', $this->title
, $reason );
309 if ( $this->fileStatus
&& !$this->fileStatus
->ok
) {
317 * This is the meaty bit -- restores archived revisions of the given page
318 * to the cur/old tables. If the page currently exists, all revisions will
319 * be stuffed into old, otherwise the most recent will go into cur.
321 * @param array $timestamps Pass an empty array to restore all revisions, otherwise list the ones to undelete.
322 * @param string $comment
323 * @param array $fileVersions
325 * @return int number of revisions restored
327 private function undeleteRevisions( $timestamps ) {
328 $restoreAll = empty( $timestamps );
330 $dbw = wfGetDB( DB_MASTER
);
332 # Does this page already exist? We'll have to update it...
333 $article = new Article( $this->title
);
334 $options = 'FOR UPDATE';
335 $page = $dbw->selectRow( 'page',
336 array( 'page_id', 'page_latest' ),
337 array( 'page_namespace' => $this->title
->getNamespace(),
338 'page_title' => $this->title
->getDBkey() ),
342 # Page already exists. Import the history, and if necessary
343 # we'll update the latest revision field in the record.
345 $pageId = $page->page_id
;
346 $previousRevId = $page->page_latest
;
348 # Have to create a new article...
349 $newid = $article->insertOn( $dbw );
355 $oldones = '1 = 1'; # All revisions...
357 $oldts = implode( ',',
358 array_map( array( &$dbw, 'addQuotes' ),
359 array_map( array( &$dbw, 'timestamp' ),
362 $oldones = "ar_timestamp IN ( {$oldts} )";
366 * Restore each revision...
368 $result = $dbw->select( 'archive',
381 'ar_namespace' => $this->title
->getNamespace(),
382 'ar_title' => $this->title
->getDBkey(),
386 'ORDER BY' => 'ar_timestamp' )
388 if( $dbw->numRows( $result ) < count( $timestamps ) ) {
389 wfDebug( __METHOD__
.": couldn't find all requested rows\n" );
396 while( $row = $dbw->fetchObject( $result ) ) {
397 if( $row->ar_text_id
) {
398 // Revision was deleted in 1.5+; text is in
399 // the regular text table, use the reference.
400 // Specify null here so the so the text is
401 // dereferenced for page length info if needed.
404 // Revision was deleted in 1.4 or earlier.
405 // Text is squashed into the archive row, and
406 // a new text table entry will be created for it.
407 $revText = Revision
::getRevisionText( $row, 'ar_' );
409 $revision = new Revision( array(
411 'id' => $row->ar_rev_id
,
413 'comment' => $row->ar_comment
,
414 'user' => $row->ar_user
,
415 'user_text' => $row->ar_user_text
,
416 'timestamp' => $row->ar_timestamp
,
417 'minor_edit' => $row->ar_minor_edit
,
418 'text_id' => $row->ar_text_id
,
419 'len' => $row->ar_len
421 $revision->insertOn( $dbw );
426 // Attach the latest revision to the page...
427 $wasnew = $article->updateIfNewerOn( $dbw, $revision, $previousRevId );
429 if( $newid ||
$wasnew ) {
430 // Update site stats, link tables, etc
431 $article->createUpdates( $revision );
435 wfRunHooks( 'ArticleUndelete', array( &$this->title
, true ) );
436 Article
::onArticleCreate( $this->title
);
438 wfRunHooks( 'ArticleUndelete', array( &$this->title
, false ) );
439 Article
::onArticleEdit( $this->title
);
442 # Something went terribly wrong!
445 # Now that it's safely stored, take it out of the archive
446 $dbw->delete( 'archive',
448 'ar_namespace' => $this->title
->getNamespace(),
449 'ar_title' => $this->title
->getDBkey(),
456 function getFileStatus() { return $this->fileStatus
; }
460 * The HTML form for Special:Undelete, which allows users with the appropriate
461 * permissions to view and restore deleted content.
462 * @addtogroup SpecialPage
465 var $mAction, $mTarget, $mTimestamp, $mRestore, $mTargetObj;
466 var $mTargetTimestamp, $mAllowed, $mComment;
468 function UndeleteForm( $request, $par = "" ) {
470 $this->mAction
= $request->getVal( 'action' );
471 $this->mTarget
= $request->getVal( 'target' );
472 $this->mSearchPrefix
= $request->getText( 'prefix' );
473 $time = $request->getVal( 'timestamp' );
474 $this->mTimestamp
= $time ?
wfTimestamp( TS_MW
, $time ) : '';
475 $this->mFile
= $request->getVal( 'file' );
477 $posted = $request->wasPosted() &&
478 $wgUser->matchEditToken( $request->getVal( 'wpEditToken' ) );
479 $this->mRestore
= $request->getCheck( 'restore' ) && $posted;
480 $this->mPreview
= $request->getCheck( 'preview' ) && $posted;
481 $this->mComment
= $request->getText( 'wpComment' );
484 $this->mTarget
= $par;
486 if ( $wgUser->isAllowed( 'delete' ) && !$wgUser->isBlocked() ) {
487 $this->mAllowed
= true;
489 $this->mAllowed
= false;
490 $this->mTimestamp
= '';
491 $this->mRestore
= false;
493 if ( $this->mTarget
!== "" ) {
494 $this->mTargetObj
= Title
::newFromURL( $this->mTarget
);
496 $this->mTargetObj
= NULL;
498 if( $this->mRestore
) {
499 $timestamps = array();
500 $this->mFileVersions
= array();
501 foreach( $_REQUEST as $key => $val ) {
503 if( preg_match( '/^ts(\d{14})$/', $key, $matches ) ) {
504 array_push( $timestamps, $matches[1] );
507 if( preg_match( '/^fileid(\d+)$/', $key, $matches ) ) {
508 $this->mFileVersions
[] = intval( $matches[1] );
511 rsort( $timestamps );
512 $this->mTargetTimestamp
= $timestamps;
518 if ( $this->mAllowed
) {
519 $wgOut->setPagetitle( wfMsg( "undeletepage" ) );
521 $wgOut->setPagetitle( wfMsg( "viewdeletedpage" ) );
524 if( is_null( $this->mTargetObj
) ) {
525 $this->showSearchForm();
527 # List undeletable articles
528 if( $this->mSearchPrefix
) {
529 $result = PageArchive
::listPagesByPrefix(
530 $this->mSearchPrefix
);
531 $this->showList( $result );
535 if( $this->mTimestamp
!== '' ) {
536 return $this->showRevision( $this->mTimestamp
);
538 if( $this->mFile
!== null ) {
539 return $this->showFile( $this->mFile
);
541 if( $this->mRestore
&& $this->mAction
== "submit" ) {
542 return $this->undelete();
544 return $this->showHistory();
547 function showSearchForm() {
548 global $wgOut, $wgScript;
549 $wgOut->addWikiText( wfMsg( 'undelete-header' ) );
552 Xml
::openElement( 'form', array(
554 'action' => $wgScript ) ) .
556 Xml
::element( 'legend', array(),
557 wfMsg( 'undelete-search-box' ) ) .
558 Xml
::hidden( 'title',
559 SpecialPage
::getTitleFor( 'Undelete' )->getPrefixedDbKey() ) .
560 Xml
::inputLabel( wfMsg( 'undelete-search-prefix' ),
561 'prefix', 'prefix', 20,
562 $this->mSearchPrefix
) .
563 Xml
::submitButton( wfMsg( 'undelete-search-submit' ) ) .
568 /* private */ function showList( $result ) {
569 global $wgLang, $wgContLang, $wgUser, $wgOut;
571 if( $result->numRows() == 0 ) {
572 $wgOut->addWikiText( wfMsg( 'undelete-no-results' ) );
576 $wgOut->addWikiText( wfMsg( "undeletepagetext" ) );
578 $sk = $wgUser->getSkin();
579 $undelete = SpecialPage
::getTitleFor( 'Undelete' );
580 $wgOut->addHTML( "<ul>\n" );
581 while( $row = $result->fetchObject() ) {
582 $title = Title
::makeTitleSafe( $row->ar_namespace
, $row->ar_title
);
583 $link = $sk->makeKnownLinkObj( $undelete, htmlspecialchars( $title->getPrefixedText() ), 'target=' . $title->getPrefixedUrl() );
584 #$revs = wfMsgHtml( 'undeleterevisions', $wgLang->formatNum( $row->count ) );
585 $revs = wfMsgExt( 'undeleterevisions',
586 array( 'parseinline' ),
587 $wgLang->formatNum( $row->count
) );
588 $wgOut->addHtml( "<li>{$link} ({$revs})</li>\n" );
591 $wgOut->addHTML( "</ul>\n" );
596 /* private */ function showRevision( $timestamp ) {
597 global $wgLang, $wgUser, $wgOut;
598 $self = SpecialPage
::getTitleFor( 'Undelete' );
599 $skin = $wgUser->getSkin();
601 if(!preg_match("/[0-9]{14}/",$timestamp)) return 0;
603 $archive = new PageArchive( $this->mTargetObj
);
604 $rev = $archive->getRevision( $timestamp );
607 $wgOut->addWikiTexT( wfMsg( 'undeleterevision-missing' ) );
611 $wgOut->setPageTitle( wfMsg( 'undeletepage' ) );
613 $link = $skin->makeKnownLinkObj(
615 htmlspecialchars( $this->mTargetObj
->getPrefixedText() ),
616 'target=' . $this->mTargetObj
->getPrefixedUrl()
618 $time = htmlspecialchars( $wgLang->timeAndDate( $timestamp ) );
619 $user = $skin->userLink( $rev->getUser(), $rev->getUserText() )
620 . $skin->userToolLinks( $rev->getUser(), $rev->getUserText() );
622 $wgOut->addHtml( '<p>' . wfMsgHtml( 'undelete-revision', $link, $time, $user ) . '</p>' );
624 wfRunHooks( 'UndeleteShowRevision', array( $this->mTargetObj
, $rev ) );
626 if( $this->mPreview
) {
627 $wgOut->addHtml( "<hr />\n" );
628 $wgOut->addWikiTextTitleTidy( $rev->getText(), $this->mTargetObj
, false );
632 wfElement( 'textarea', array(
633 'readonly' => 'readonly',
634 'cols' => intval( $wgUser->getOption( 'cols' ) ),
635 'rows' => intval( $wgUser->getOption( 'rows' ) ) ),
636 $rev->getText() . "\n" ) .
637 wfOpenElement( 'div' ) .
638 wfOpenElement( 'form', array(
640 'action' => $self->getLocalURL( "action=submit" ) ) ) .
641 wfElement( 'input', array(
644 'value' => $this->mTargetObj
->getPrefixedDbKey() ) ) .
645 wfElement( 'input', array(
647 'name' => 'timestamp',
648 'value' => $timestamp ) ) .
649 wfElement( 'input', array(
651 'name' => 'wpEditToken',
652 'value' => $wgUser->editToken() ) ) .
653 wfElement( 'input', array(
657 wfElement( 'input', array(
659 'value' => wfMsg( 'showpreview' ) ) ) .
660 wfCloseElement( 'form' ) .
661 wfCloseElement( 'div' ) );
665 * Show a deleted file version requested by the visitor.
667 function showFile( $key ) {
668 global $wgOut, $wgRequest;
671 # We mustn't allow the output to be Squid cached, otherwise
672 # if an admin previews a deleted image, and it's cached, then
673 # a user without appropriate permissions can toddle off and
674 # nab the image, and Squid will serve it
675 $wgRequest->response()->header( 'Expires: ' . gmdate( 'D, d M Y H:i:s', 0 ) . ' GMT' );
676 $wgRequest->response()->header( 'Cache-Control: no-cache, no-store, max-age=0, must-revalidate' );
677 $wgRequest->response()->header( 'Pragma: no-cache' );
679 $store = FileStore
::get( 'deleted' );
680 $store->stream( $key );
683 /* private */ function showHistory() {
684 global $wgLang, $wgContLang, $wgUser, $wgOut;
686 $sk = $wgUser->getSkin();
687 if ( $this->mAllowed
) {
688 $wgOut->setPagetitle( wfMsg( "undeletepage" ) );
690 $wgOut->setPagetitle( wfMsg( 'viewdeletedpage' ) );
693 $archive = new PageArchive( $this->mTargetObj
);
695 $text = $archive->getLastRevisionText();
696 if( is_null( $text ) ) {
697 $wgOut->addWikiText( wfMsg( "nohistory" ) );
701 if ( $this->mAllowed
) {
702 $wgOut->addWikiText( wfMsg( "undeletehistory" ) );
704 $wgOut->addWikiText( wfMsg( "undeletehistorynoadmin" ) );
707 # List all stored revisions
708 $revisions = $archive->listRevisions();
709 $files = $archive->listFiles();
711 $haveRevisions = $revisions && $revisions->numRows() > 0;
712 $haveFiles = $files && $files->numRows() > 0;
714 # Batch existence check on user and talk pages
715 if( $haveRevisions ) {
716 $batch = new LinkBatch();
717 while( $row = $revisions->fetchObject() ) {
718 $batch->addObj( Title
::makeTitleSafe( NS_USER
, $row->ar_user_text
) );
719 $batch->addObj( Title
::makeTitleSafe( NS_USER_TALK
, $row->ar_user_text
) );
722 $revisions->seek( 0 );
725 $batch = new LinkBatch();
726 while( $row = $files->fetchObject() ) {
727 $batch->addObj( Title
::makeTitleSafe( NS_USER
, $row->fa_user_text
) );
728 $batch->addObj( Title
::makeTitleSafe( NS_USER_TALK
, $row->fa_user_text
) );
734 if ( $this->mAllowed
) {
735 $titleObj = SpecialPage
::getTitleFor( "Undelete" );
736 $action = $titleObj->getLocalURL( "action=submit" );
737 # Start the form here
738 $top = Xml
::openElement( 'form', array( 'method' => 'post', 'action' => $action, 'id' => 'undelete' ) );
739 $wgOut->addHtml( $top );
742 # Show relevant lines from the deletion log:
743 $wgOut->addHTML( "<h2>" . htmlspecialchars( LogPage
::logName( 'delete' ) ) . "</h2>\n" );
744 $logViewer = new LogViewer(
748 'page' => $this->mTargetObj
->getPrefixedText(),
752 ), LogViewer
::NO_ACTION_LINK
754 $logViewer->showList( $wgOut );
756 if( $this->mAllowed
&& ( $haveRevisions ||
$haveFiles ) ) {
757 # Format the user-visible controls (comment field, submission button)
758 # in a nice little table
759 $align = $wgContLang->isRtl() ?
'left' : 'right';
761 Xml
::openElement( 'fieldset' ) .
762 Xml
::openElement( 'table' ) .
765 wfMsgWikiHtml( 'undeleteextrahelp' ) .
769 <td align='$align'>" .
770 Xml
::label( wfMsg( 'undeletecomment' ), 'wpComment' ) .
773 Xml
::input( 'wpComment', 50, $this->mComment
) .
779 Xml
::submitButton( wfMsg( 'undeletebtn' ), array( 'name' => 'restore', 'id' => 'mw-undelete-submit' ) ) .
780 Xml
::element( 'input', array( 'type' => 'reset', 'value' => wfMsg( 'undeletereset' ), 'id' => 'mw-undelete-reset' ) ) .
783 Xml
::closeElement( 'table' ) .
784 Xml
::closeElement( 'fieldset' );
786 $wgOut->addHtml( $table );
789 $wgOut->addHTML( "<h2>" . htmlspecialchars( wfMsg( "history" ) ) . "</h2>\n" );
791 if( $haveRevisions ) {
792 # The page's stored (deleted) history:
793 $wgOut->addHTML("<ul>");
794 $target = urlencode( $this->mTarget
);
795 while( $row = $revisions->fetchObject() ) {
796 $ts = wfTimestamp( TS_MW
, $row->ar_timestamp
);
797 if ( $this->mAllowed
) {
798 $checkBox = Xml
::check( "ts$ts" );
799 $pageLink = $sk->makeKnownLinkObj( $titleObj,
800 $wgLang->timeanddate( $ts, true ),
801 "target=$target×tamp=$ts" );
804 $pageLink = $wgLang->timeanddate( $ts, true );
806 $userLink = $sk->userLink( $row->ar_user
, $row->ar_user_text
) . $sk->userToolLinks( $row->ar_user
, $row->ar_user_text
);
808 if (!is_null($size = $row->ar_len
)) {
810 $stxt = wfMsgHtml('historyempty');
812 $stxt = wfMsgHtml('historysize', $wgLang->formatNum( $size ) );
815 $comment = $sk->commentBlock( $row->ar_comment
);
816 $wgOut->addHTML( "<li>$checkBox $pageLink . . $userLink $stxt $comment</li>\n" );
820 $wgOut->addHTML("</ul>");
822 $wgOut->addWikiText( wfMsg( "nohistory" ) );
826 $wgOut->addHtml( "<h2>" . wfMsgHtml( 'filehist' ) . "</h2>\n" );
827 $wgOut->addHtml( "<ul>" );
828 while( $row = $files->fetchObject() ) {
829 $ts = wfTimestamp( TS_MW
, $row->fa_timestamp
);
830 if ( $this->mAllowed
&& $row->fa_storage_key
) {
831 $checkBox = Xml
::check( "fileid" . $row->fa_id
);
832 $key = urlencode( $row->fa_storage_key
);
833 $target = urlencode( $this->mTarget
);
834 $pageLink = $sk->makeKnownLinkObj( $titleObj,
835 $wgLang->timeanddate( $ts, true ),
836 "target=$target&file=$key" );
839 $pageLink = $wgLang->timeanddate( $ts, true );
841 $userLink = $sk->userLink( $row->fa_user
, $row->fa_user_text
) . $sk->userToolLinks( $row->fa_user
, $row->fa_user_text
);
843 wfMsgHtml( 'widthheight',
844 $wgLang->formatNum( $row->fa_width
),
845 $wgLang->formatNum( $row->fa_height
) ) .
847 wfMsgHtml( 'nbytes', $wgLang->formatNum( $row->fa_size
) ) .
849 $comment = $sk->commentBlock( $row->fa_description
);
850 $wgOut->addHTML( "<li>$checkBox $pageLink . . $userLink $data $comment</li>\n" );
853 $wgOut->addHTML( "</ul>" );
856 if ( $this->mAllowed
) {
857 # Slip in the hidden controls here
858 $misc = Xml
::hidden( 'target', $this->mTarget
);
859 $misc .= Xml
::hidden( 'wpEditToken', $wgUser->editToken() );
860 $misc .= Xml
::closeElement( 'form' );
861 $wgOut->addHtml( $misc );
867 function undelete() {
868 global $wgOut, $wgUser;
869 if( !is_null( $this->mTargetObj
) ) {
870 $archive = new PageArchive( $this->mTargetObj
);
872 $ok = $archive->undelete(
873 $this->mTargetTimestamp
,
875 $this->mFileVersions
);
878 $skin = $wgUser->getSkin();
879 $link = $skin->makeKnownLinkObj( $this->mTargetObj
);
880 $wgOut->addHtml( wfMsgWikiHtml( 'undeletedpage', $link ) );
882 $wgOut->showFatalError( wfMsg( "cannotundelete" ) );
885 // Show file deletion warnings and errors
886 $status = $archive->getFileStatus();
887 if ( $status && !$status->isGood() ) {
888 $wgOut->addWikiText( $status->getWikiText( 'undelete-error-short', 'undelete-error-long' ) );
891 $wgOut->showFatalError( wfMsg( "cannotundelete" ) );