diff options
Diffstat (limited to 'includes/SpecialUndelete.php')
| -rw-r--r-- | includes/SpecialUndelete.php | 737 |
1 files changed, 737 insertions, 0 deletions
diff --git a/includes/SpecialUndelete.php b/includes/SpecialUndelete.php new file mode 100644 index 00000000..695c8c29 --- /dev/null +++ b/includes/SpecialUndelete.php @@ -0,0 +1,737 @@ +<?php + +/** + * Special page allowing users with the appropriate permissions to view + * and restore deleted content + * + * @package MediaWiki + * @subpackage Special pages + */ + +/** + * + */ +function wfSpecialUndelete( $par ) { + global $wgRequest; + + $form = new UndeleteForm( $wgRequest, $par ); + $form->execute(); +} + +/** + * + * @package MediaWiki + * @subpackage SpecialPage + */ +class PageArchive { + var $title; + + function PageArchive( &$title ) { + if( is_null( $title ) ) { + throw new MWException( 'Archiver() given a null title.'); + } + $this->title =& $title; + } + + /** + * List all deleted pages recorded in the archive table. Returns result + * wrapper with (ar_namespace, ar_title, count) fields, ordered by page + * namespace/title. Can be called staticaly. + * + * @return ResultWrapper + */ + /* static */ function listAllPages() { + $dbr =& wfGetDB( DB_SLAVE ); + $archive = $dbr->tableName( 'archive' ); + + $sql = "SELECT ar_namespace,ar_title, COUNT(*) AS count FROM $archive " . + "GROUP BY ar_namespace,ar_title ORDER BY ar_namespace,ar_title"; + + return $dbr->resultObject( $dbr->query( $sql, 'PageArchive::listAllPages' ) ); + } + + /** + * List the revisions of the given page. Returns result wrapper with + * (ar_minor_edit, ar_timestamp, ar_user, ar_user_text, ar_comment) fields. + * + * @return ResultWrapper + */ + function listRevisions() { + $dbr =& wfGetDB( DB_SLAVE ); + $res = $dbr->select( 'archive', + array( 'ar_minor_edit', 'ar_timestamp', 'ar_user', 'ar_user_text', 'ar_comment' ), + array( 'ar_namespace' => $this->title->getNamespace(), + 'ar_title' => $this->title->getDBkey() ), + 'PageArchive::listRevisions', + array( 'ORDER BY' => 'ar_timestamp DESC' ) ); + $ret = $dbr->resultObject( $res ); + return $ret; + } + + /** + * List the deleted file revisions for this page, if it's a file page. + * Returns a result wrapper with various filearchive fields, or null + * if not a file page. + * + * @return ResultWrapper + * @fixme Does this belong in Image for fuller encapsulation? + */ + function listFiles() { + $fname = __CLASS__ . '::' . __FUNCTION__; + if( $this->title->getNamespace() == NS_IMAGE ) { + $dbr =& wfGetDB( DB_SLAVE ); + $res = $dbr->select( 'filearchive', + array( + 'fa_id', + 'fa_name', + 'fa_storage_key', + 'fa_size', + 'fa_width', + 'fa_height', + 'fa_description', + 'fa_user', + 'fa_user_text', + 'fa_timestamp' ), + array( 'fa_name' => $this->title->getDbKey() ), + $fname, + array( 'ORDER BY' => 'fa_timestamp DESC' ) ); + $ret = $dbr->resultObject( $res ); + return $ret; + } + return null; + } + + /** + * Fetch (and decompress if necessary) the stored text for the deleted + * revision of the page with the given timestamp. + * + * @return string + */ + function getRevisionText( $timestamp ) { + $fname = 'PageArchive::getRevisionText'; + $dbr =& wfGetDB( DB_SLAVE ); + $row = $dbr->selectRow( 'archive', + array( 'ar_text', 'ar_flags', 'ar_text_id' ), + array( 'ar_namespace' => $this->title->getNamespace(), + 'ar_title' => $this->title->getDbkey(), + 'ar_timestamp' => $dbr->timestamp( $timestamp ) ), + $fname ); + if( $row ) { + return $this->getTextFromRow( $row ); + } else { + return null; + } + } + + /** + * Get the text from an archive row containing ar_text, ar_flags and ar_text_id + */ + function getTextFromRow( $row ) { + $fname = 'PageArchive::getTextFromRow'; + + if( is_null( $row->ar_text_id ) ) { + // An old row from MediaWiki 1.4 or previous. + // Text is embedded in this row in classic compression format. + return Revision::getRevisionText( $row, "ar_" ); + } else { + // New-style: keyed to the text storage backend. + $dbr =& wfGetDB( DB_SLAVE ); + $text = $dbr->selectRow( 'text', + array( 'old_text', 'old_flags' ), + array( 'old_id' => $row->ar_text_id ), + $fname ); + return Revision::getRevisionText( $text ); + } + } + + + /** + * Fetch (and decompress if necessary) the stored text of the most + * recently edited deleted revision of the page. + * + * If there are no archived revisions for the page, returns NULL. + * + * @return string + */ + function getLastRevisionText() { + $dbr =& wfGetDB( DB_SLAVE ); + $row = $dbr->selectRow( 'archive', + array( 'ar_text', 'ar_flags', 'ar_text_id' ), + array( 'ar_namespace' => $this->title->getNamespace(), + 'ar_title' => $this->title->getDBkey() ), + 'PageArchive::getLastRevisionText', + array( 'ORDER BY' => 'ar_timestamp DESC' ) ); + if( $row ) { + return $this->getTextFromRow( $row ); + } else { + return NULL; + } + } + + /** + * Quick check if any archived revisions are present for the page. + * @return bool + */ + function isDeleted() { + $dbr =& wfGetDB( DB_SLAVE ); + $n = $dbr->selectField( 'archive', 'COUNT(ar_title)', + array( 'ar_namespace' => $this->title->getNamespace(), + 'ar_title' => $this->title->getDBkey() ) ); + return ($n > 0); + } + + /** + * Restore the given (or all) text and file revisions for the page. + * Once restored, the items will be removed from the archive tables. + * The deletion log will be updated with an undeletion notice. + * + * @param array $timestamps Pass an empty array to restore all revisions, otherwise list the ones to undelete. + * @param string $comment + * @param array $fileVersions + * + * @return true on success. + */ + function undelete( $timestamps, $comment = '', $fileVersions = array() ) { + // If both the set of text revisions and file revisions are empty, + // restore everything. Otherwise, just restore the requested items. + $restoreAll = empty( $timestamps ) && empty( $fileVersions ); + + $restoreText = $restoreAll || !empty( $timestamps ); + $restoreFiles = $restoreAll || !empty( $fileVersions ); + + if( $restoreFiles && $this->title->getNamespace() == NS_IMAGE ) { + $img = new Image( $this->title ); + $filesRestored = $img->restore( $fileVersions ); + } else { + $filesRestored = 0; + } + + if( $restoreText ) { + $textRestored = $this->undeleteRevisions( $timestamps ); + } else { + $textRestored = 0; + } + + // Touch the log! + global $wgContLang; + $log = new LogPage( 'delete' ); + + if( $textRestored && $filesRestored ) { + $reason = wfMsgForContent( 'undeletedrevisions-files', + $wgContLang->formatNum( $textRestored ), + $wgContLang->formatNum( $filesRestored ) ); + } elseif( $textRestored ) { + $reason = wfMsgForContent( 'undeletedrevisions', + $wgContLang->formatNum( $textRestored ) ); + } elseif( $filesRestored ) { + $reason = wfMsgForContent( 'undeletedfiles', + $wgContLang->formatNum( $filesRestored ) ); + } else { + wfDebug( "Undelete: nothing undeleted...\n" ); + return false; + } + + if( trim( $comment ) != '' ) + $reason .= ": {$comment}"; + $log->addEntry( 'restore', $this->title, $reason ); + + return true; + } + + /** + * This is the meaty bit -- restores archived revisions of the given page + * to the cur/old tables. If the page currently exists, all revisions will + * be stuffed into old, otherwise the most recent will go into cur. + * + * @param array $timestamps Pass an empty array to restore all revisions, otherwise list the ones to undelete. + * @param string $comment + * @param array $fileVersions + * + * @return int number of revisions restored + */ + private function undeleteRevisions( $timestamps ) { + global $wgParser, $wgDBtype; + + $fname = __CLASS__ . '::' . __FUNCTION__; + $restoreAll = empty( $timestamps ); + + $dbw =& wfGetDB( DB_MASTER ); + extract( $dbw->tableNames( 'page', 'archive' ) ); + + # Does this page already exist? We'll have to update it... + $article = new Article( $this->title ); + $options = ( $wgDBtype == 'postgres' ) + ? '' // pg doesn't support this? + : 'FOR UPDATE'; + $page = $dbw->selectRow( 'page', + array( 'page_id', 'page_latest' ), + array( 'page_namespace' => $this->title->getNamespace(), + 'page_title' => $this->title->getDBkey() ), + $fname, + $options ); + if( $page ) { + # Page already exists. Import the history, and if necessary + # we'll update the latest revision field in the record. + $newid = 0; + $pageId = $page->page_id; + $previousRevId = $page->page_latest; + } else { + # Have to create a new article... + $newid = $article->insertOn( $dbw ); + $pageId = $newid; + $previousRevId = 0; + } + + if( $restoreAll ) { + $oldones = '1 = 1'; # All revisions... + } else { + $oldts = implode( ',', + array_map( array( &$dbw, 'addQuotes' ), + array_map( array( &$dbw, 'timestamp' ), + $timestamps ) ) ); + + $oldones = "ar_timestamp IN ( {$oldts} )"; + } + + /** + * Restore each revision... + */ + $result = $dbw->select( 'archive', + /* fields */ array( + 'ar_rev_id', + 'ar_text', + 'ar_comment', + 'ar_user', + 'ar_user_text', + 'ar_timestamp', + 'ar_minor_edit', + 'ar_flags', + 'ar_text_id' ), + /* WHERE */ array( + 'ar_namespace' => $this->title->getNamespace(), + 'ar_title' => $this->title->getDBkey(), + $oldones ), + $fname, + /* options */ array( + 'ORDER BY' => 'ar_timestamp' ) + ); + if( $dbw->numRows( $result ) < count( $timestamps ) ) { + wfDebug( "$fname: couldn't find all requested rows\n" ); + return false; + } + + $revision = null; + $newRevId = $previousRevId; + $restored = 0; + + while( $row = $dbw->fetchObject( $result ) ) { + if( $row->ar_text_id ) { + // Revision was deleted in 1.5+; text is in + // the regular text table, use the reference. + // Specify null here so the so the text is + // dereferenced for page length info if needed. + $revText = null; + } else { + // Revision was deleted in 1.4 or earlier. + // Text is squashed into the archive row, and + // a new text table entry will be created for it. + $revText = Revision::getRevisionText( $row, 'ar_' ); + } + $revision = new Revision( array( + 'page' => $pageId, + 'id' => $row->ar_rev_id, + 'text' => $revText, + 'comment' => $row->ar_comment, + 'user' => $row->ar_user, + 'user_text' => $row->ar_user_text, + 'timestamp' => $row->ar_timestamp, + 'minor_edit' => $row->ar_minor_edit, + 'text_id' => $row->ar_text_id, + ) ); + $newRevId = $revision->insertOn( $dbw ); + $restored++; + } + + if( $revision ) { + # FIXME: Update latest if newer as well... + if( $newid ) { + # FIXME: update article count if changed... + $article->updateRevisionOn( $dbw, $revision, $previousRevId ); + + # Finally, clean up the link tables + $options = new ParserOptions; + $parserOutput = $wgParser->parse( $revision->getText(), $this->title, $options, + true, true, $newRevId ); + $u = new LinksUpdate( $this->title, $parserOutput ); + $u->doUpdate(); + + #TODO: SearchUpdate, etc. + } + + if( $newid ) { + Article::onArticleCreate( $this->title ); + } else { + Article::onArticleEdit( $this->title ); + } + } else { + # Something went terribly wrong! + } + + # Now that it's safely stored, take it out of the archive + $dbw->delete( 'archive', + /* WHERE */ array( + 'ar_namespace' => $this->title->getNamespace(), + 'ar_title' => $this->title->getDBkey(), + $oldones ), + $fname ); + + return $restored; + } + +} + +/** + * + * @package MediaWiki + * @subpackage SpecialPage + */ +class UndeleteForm { + var $mAction, $mTarget, $mTimestamp, $mRestore, $mTargetObj; + var $mTargetTimestamp, $mAllowed, $mComment; + + function UndeleteForm( &$request, $par = "" ) { + global $wgUser; + $this->mAction = $request->getText( 'action' ); + $this->mTarget = $request->getText( 'target' ); + $this->mTimestamp = $request->getText( 'timestamp' ); + $this->mFile = $request->getVal( 'file' ); + + $posted = $request->wasPosted() && + $wgUser->matchEditToken( $request->getVal( 'wpEditToken' ) ); + $this->mRestore = $request->getCheck( 'restore' ) && $posted; + $this->mPreview = $request->getCheck( 'preview' ) && $posted; + $this->mComment = $request->getText( 'wpComment' ); + + if( $par != "" ) { + $this->mTarget = $par; + } + if ( $wgUser->isAllowed( 'delete' ) && !$wgUser->isBlocked() ) { + $this->mAllowed = true; + } else { + $this->mAllowed = false; + $this->mTimestamp = ''; + $this->mRestore = false; + } + if ( $this->mTarget !== "" ) { + $this->mTargetObj = Title::newFromURL( $this->mTarget ); + } else { + $this->mTargetObj = NULL; + } + if( $this->mRestore ) { + $timestamps = array(); + $this->mFileVersions = array(); + foreach( $_REQUEST as $key => $val ) { + if( preg_match( '/^ts(\d{14})$/', $key, $matches ) ) { + array_push( $timestamps, $matches[1] ); + } + + if( preg_match( '/^fileid(\d+)$/', $key, $matches ) ) { + $this->mFileVersions[] = intval( $matches[1] ); + } + } + rsort( $timestamps ); + $this->mTargetTimestamp = $timestamps; + } + } + + function execute() { + + if( is_null( $this->mTargetObj ) ) { + return $this->showList(); + } + if( $this->mTimestamp !== '' ) { + return $this->showRevision( $this->mTimestamp ); + } + if( $this->mFile !== null ) { + return $this->showFile( $this->mFile ); + } + if( $this->mRestore && $this->mAction == "submit" ) { + return $this->undelete(); + } + return $this->showHistory(); + } + + /* private */ function showList() { + global $wgLang, $wgContLang, $wgUser, $wgOut; + $fname = "UndeleteForm::showList"; + + # List undeletable articles + $result = PageArchive::listAllPages(); + + if ( $this->mAllowed ) { + $wgOut->setPagetitle( wfMsg( "undeletepage" ) ); + } else { + $wgOut->setPagetitle( wfMsg( "viewdeletedpage" ) ); + } + $wgOut->addWikiText( wfMsg( "undeletepagetext" ) ); + + $sk = $wgUser->getSkin(); + $undelete =& Title::makeTitle( NS_SPECIAL, 'Undelete' ); + $wgOut->addHTML( "<ul>\n" ); + while( $row = $result->fetchObject() ) { + $n = ($row->ar_namespace ? + ($wgContLang->getNsText( $row->ar_namespace ) . ":") : ""). + $row->ar_title; + $link = $sk->makeKnownLinkObj( $undelete, + htmlspecialchars( $n ), "target=" . urlencode( $n ) ); + $revisions = htmlspecialchars( wfMsg( "undeleterevisions", + $wgLang->formatNum( $row->count ) ) ); + $wgOut->addHTML( "<li>$link ($revisions)</li>\n" ); + } + $result->free(); + $wgOut->addHTML( "</ul>\n" ); + + return true; + } + + /* private */ function showRevision( $timestamp ) { + global $wgLang, $wgUser, $wgOut; + $fname = "UndeleteForm::showRevision"; + + if(!preg_match("/[0-9]{14}/",$timestamp)) return 0; + + $archive =& new PageArchive( $this->mTargetObj ); + $text = $archive->getRevisionText( $timestamp ); + + $wgOut->setPagetitle( wfMsg( "undeletepage" ) ); + $wgOut->addWikiText( "(" . wfMsg( "undeleterevision", + $wgLang->date( $timestamp ) ) . ")\n" ); + + if( $this->mPreview ) { + $wgOut->addHtml( "<hr />\n" ); + $wgOut->addWikiText( $text ); + } + + $self = Title::makeTitle( NS_SPECIAL, "Undelete" ); + + $wgOut->addHtml( + wfElement( 'textarea', array( + 'readonly' => true, + 'cols' => intval( $wgUser->getOption( 'cols' ) ), + 'rows' => intval( $wgUser->getOption( 'rows' ) ) ), + $text . "\n" ) . + wfOpenElement( 'div' ) . + wfOpenElement( 'form', array( + 'method' => 'post', + 'action' => $self->getLocalURL( "action=submit" ) ) ) . + wfElement( 'input', array( + 'type' => 'hidden', + 'name' => 'target', + 'value' => $this->mTargetObj->getPrefixedDbKey() ) ) . + wfElement( 'input', array( + 'type' => 'hidden', + 'name' => 'timestamp', + 'value' => $timestamp ) ) . + wfElement( 'input', array( + 'type' => 'hidden', + 'name' => 'wpEditToken', + 'value' => $wgUser->editToken() ) ) . + wfElement( 'input', array( + 'type' => 'hidden', + 'name' => 'preview', + 'value' => '1' ) ) . + wfElement( 'input', array( + 'type' => 'submit', + 'value' => wfMsg( 'showpreview' ) ) ) . + wfCloseElement( 'form' ) . + wfCloseElement( 'div' ) ); + } + + /** + * Show a deleted file version requested by the visitor. + */ + function showFile( $key ) { + global $wgOut; + $wgOut->disable(); + + $store = FileStore::get( 'deleted' ); + $store->stream( $key ); + } + + /* private */ function showHistory() { + global $wgLang, $wgUser, $wgOut; + + $sk = $wgUser->getSkin(); + if ( $this->mAllowed ) { + $wgOut->setPagetitle( wfMsg( "undeletepage" ) ); + } else { + $wgOut->setPagetitle( wfMsg( 'viewdeletedpage' ) ); + } + + $archive = new PageArchive( $this->mTargetObj ); + $text = $archive->getLastRevisionText(); + /* + if( is_null( $text ) ) { + $wgOut->addWikiText( wfMsg( "nohistory" ) ); + return; + } + */ + if ( $this->mAllowed ) { + $wgOut->addWikiText( wfMsg( "undeletehistory" ) ); + } else { + $wgOut->addWikiText( wfMsg( "undeletehistorynoadmin" ) ); + } + + # List all stored revisions + $revisions = $archive->listRevisions(); + $files = $archive->listFiles(); + + $haveRevisions = $revisions && $revisions->numRows() > 0; + $haveFiles = $files && $files->numRows() > 0; + + # Batch existence check on user and talk pages + if( $haveRevisions ) { + $batch = new LinkBatch(); + while( $row = $revisions->fetchObject() ) { + $batch->addObj( Title::makeTitleSafe( NS_USER, $row->ar_user_text ) ); + $batch->addObj( Title::makeTitleSafe( NS_USER_TALK, $row->ar_user_text ) ); + } + $batch->execute(); + $revisions->seek( 0 ); + } + if( $haveFiles ) { + $batch = new LinkBatch(); + while( $row = $files->fetchObject() ) { + $batch->addObj( Title::makeTitleSafe( NS_USER, $row->fa_user_text ) ); + $batch->addObj( Title::makeTitleSafe( NS_USER_TALK, $row->fa_user_text ) ); + } + $batch->execute(); + $files->seek( 0 ); + } + + if ( $this->mAllowed ) { + $titleObj = Title::makeTitle( NS_SPECIAL, "Undelete" ); + $action = $titleObj->getLocalURL( "action=submit" ); + # Start the form here + $top = wfOpenElement( 'form', array( 'method' => 'post', 'action' => $action, 'id' => 'undelete' ) ); + $wgOut->addHtml( $top ); + } + + # Show relevant lines from the deletion log: + $wgOut->addHTML( "<h2>" . htmlspecialchars( LogPage::logName( 'delete' ) ) . "</h2>\n" ); + require_once( 'SpecialLog.php' ); + $logViewer =& new LogViewer( + new LogReader( + new FauxRequest( + array( 'page' => $this->mTargetObj->getPrefixedText(), + 'type' => 'delete' ) ) ) ); + $logViewer->showList( $wgOut ); + + if( $this->mAllowed && ( $haveRevisions || $haveFiles ) ) { + # Format the user-visible controls (comment field, submission button) + # in a nice little table + $table = '<fieldset><table><tr>'; + $table .= '<td colspan="2">' . wfMsgWikiHtml( 'undeleteextrahelp' ) . '</td></tr><tr>'; + $table .= '<td align="right"><strong>' . wfMsgHtml( 'undeletecomment' ) . '</strong></td>'; + $table .= '<td>' . wfInput( 'wpComment', 50, $this->mComment ) . '</td>'; + $table .= '</tr><tr><td> </td><td>'; + $table .= wfSubmitButton( wfMsg( 'undeletebtn' ), array( 'name' => 'restore' ) ); + $table .= wfElement( 'input', array( 'type' => 'reset', 'value' => wfMsg( 'undeletereset' ) ) ); + $table .= '</td></tr></table></fieldset>'; + $wgOut->addHtml( $table ); + } + + $wgOut->addHTML( "<h2>" . htmlspecialchars( wfMsg( "history" ) ) . "</h2>\n" ); + + if( $haveRevisions ) { + # The page's stored (deleted) history: + $wgOut->addHTML("<ul>"); + $target = urlencode( $this->mTarget ); + while( $row = $revisions->fetchObject() ) { + $ts = wfTimestamp( TS_MW, $row->ar_timestamp ); + if ( $this->mAllowed ) { + $checkBox = wfCheck( "ts$ts" ); + $pageLink = $sk->makeKnownLinkObj( $titleObj, + $wgLang->timeanddate( $ts, true ), + "target=$target×tamp=$ts" ); + } else { + $checkBox = ''; + $pageLink = $wgLang->timeanddate( $ts, true ); + } + $userLink = $sk->userLink( $row->ar_user, $row->ar_user_text ) . $sk->userToolLinks( $row->ar_user, $row->ar_user_text ); + $comment = $sk->commentBlock( $row->ar_comment ); + $wgOut->addHTML( "<li>$checkBox $pageLink . . $userLink $comment</li>\n" ); + + } + $revisions->free(); + $wgOut->addHTML("</ul>"); + } else { + $wgOut->addWikiText( wfMsg( "nohistory" ) ); + } + + + if( $haveFiles ) { + $wgOut->addHtml( "<h2>" . wfMsgHtml( 'imghistory' ) . "</h2>\n" ); + $wgOut->addHtml( "<ul>" ); + while( $row = $files->fetchObject() ) { + $ts = wfTimestamp( TS_MW, $row->fa_timestamp ); + if ( $this->mAllowed && $row->fa_storage_key ) { + $checkBox = wfCheck( "fileid" . $row->fa_id ); + $key = urlencode( $row->fa_storage_key ); + $target = urlencode( $this->mTarget ); + $pageLink = $sk->makeKnownLinkObj( $titleObj, + $wgLang->timeanddate( $ts, true ), + "target=$target&file=$key" ); + } else { + $checkBox = ''; + $pageLink = $wgLang->timeanddate( $ts, true ); + } + $userLink = $sk->userLink( $row->fa_user, $row->fa_user_text ) . $sk->userToolLinks( $row->fa_user, $row->fa_user_text ); + $data = + wfMsgHtml( 'widthheight', + $wgLang->formatNum( $row->fa_width ), + $wgLang->formatNum( $row->fa_height ) ) . + ' (' . + wfMsgHtml( 'nbytes', $wgLang->formatNum( $row->fa_size ) ) . + ')'; + $comment = $sk->commentBlock( $row->fa_description ); + $wgOut->addHTML( "<li>$checkBox $pageLink . . $userLink $data $comment</li>\n" ); + } + $files->free(); + $wgOut->addHTML( "</ul>" ); + } + + if ( $this->mAllowed ) { + # Slip in the hidden controls here + $misc = wfHidden( 'target', $this->mTarget ); + $misc .= wfHidden( 'wpEditToken', $wgUser->editToken() ); + $wgOut->addHtml( $misc . '</form>' ); + } + + return true; + } + + function undelete() { + global $wgOut, $wgUser; + if( !is_null( $this->mTargetObj ) ) { + $archive = new PageArchive( $this->mTargetObj ); + $ok = true; + + $ok = $archive->undelete( + $this->mTargetTimestamp, + $this->mComment, + $this->mFileVersions ); + + if( $ok ) { + $skin =& $wgUser->getSkin(); + $link = $skin->makeKnownLinkObj( $this->mTargetObj ); + $wgOut->addHtml( wfMsgWikiHtml( 'undeletedpage', $link ) ); + return true; + } + } + $wgOut->showFatalError( wfMsg( "cannotundelete" ) ); + return false; + } +} + +?> |