added primarypage

cgi/autodoc.fcgi

@@ -148,6 +148,9 @@ sub db_get_document_object {
 		ON p.id = dp.pageId
 		WHERE dp.documentId = ?", $id);
 	while(my $hash = $q->fetchrow_hashref()) {
+		if ( $hash->{isprimary} ) {
+			$document->{primary} = $hash->{id};
+		}
 		push @pages, $hash; push @pageids, $hash->{id};
 	}
 
@@ -179,6 +182,7 @@ sub db_get_document_object {
 		my $out = {
 			id => $document->{id},
 			pageId => [ @pageids ],
+			primaryPage => $document->{primary},
 			name => $document->{name},
 			created => $document->{created},
 			owner => $document->{owner},