Automatic SQL updates

node.go

@@ -223,5 +223,40 @@ func (session Session) UpdateNode(nodeID int, content string) (err error) {// {{
 	)
 	return
 }// }}}
+func (session Session) RenameNode(nodeID int, name string) (err error) {// {{{
+	_, err = db.Exec(`
+		UPDATE node SET name = $1 WHERE user_id = $2 AND id = $3
+		`,
+		name,
+		session.UserID,
+		nodeID,
+	)
+	return
+}// }}}
+func (session Session) DeleteNode(nodeID int) (err error) {// {{{
+	_, err = db.Exec(`
+		WITH RECURSIVE nodetree AS (
+			SELECT
+				id, parent_id
+			FROM node
+			WHERE
+				user_id = $1 AND id = $2
+				
+			UNION
+			
+			SELECT
+				n.id, n.parent_id
+			FROM node n
+			INNER JOIN nodetree nt ON n.parent_id = nt.id
+		)
+
+		DELETE FROM node WHERE id IN (
+			SELECT id FROM nodetree
+		)`,
+		session.UserID,
+		nodeID,
+	)
+	return
+}// }}}
 
 // vim: foldmethod=marker