+
+ /**
+ * 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;
+ }