/// <summary> /// URL: /workflow/Instance/handle /// id: 流程实例节点ID /// </summary> /// <param name="id"></param> /// <returns></returns> public ActionResult handle() { string UserID = this.User.Identity.Name; string TemplateID = Request.Form["TemplateID"]; string instNodeID = Request.Form["instNodeID"]; string nodeID = Request.Form["nodeID"]; string actionID = Request.Form["actionID"]; using (MyDB mydb = new MyDB()) { WFInstNode instNode = mydb.WFInstNodes.FirstOrDefault(n => n.ID.Equals(instNodeID)); WFTemplate template = mydb.WFTemplates.Find(TemplateID); Type t = getType(template); if (instNode == null) { EntityObjectLib.WFInst inst = Activator.CreateInstance(t) as EntityObjectLib.WFInst; //Object inst = Activator.CreateInstance(t); foreach (string key in Request.Form.Keys) { PropertyInfo pi = t.GetProperty(key); if (pi != null) { pi.SetValue( inst, //Request.Form[key], Convert.ChangeType(Request.Form[key], pi.PropertyType.UnderlyingSystemType), null); } } inst.WFTemplate = template; inst.State = "处理中"; inst.Creator = mydb.Users.Find(UserID); inst.CreateTime = DateTime.Now; instNode = new WFInstNode { ID = instNodeID, WFNode = mydb.WFNodes.Find(nodeID), State = "处理中", EntryTime = DateTime.Now, WFInst = inst, WFInstNodeHandlers = new List<WFInstNodeHandler>() { new WFInstNodeHandler { Handler = mydb.Users.Find(UserID), State = "待处理" //如果是"处理中",即表明一个人已经接收,准备处理,其他人不能处理 } } }; mydb.WFInstNodes.Add(instNode); mydb.SaveChanges(); } } this.process(instNodeID, this.HttpContext); return View("handleSuccess"); }
/// <summary> /// 已完成当前节点工作,将流程实例推入下一个节点 /// 1,判断下一个节点的类型 /// 2.如果是处理节点,则创建实例节点,分配处理人 /// 3.如果是分支节点,则创建实例节点,调用处理该节点 /// 4.如果是结束节点,创建结束节点,调用处理该节点 /// </summary> /// <param name="instID">流程实例ID</param> /// <param name="nextNodeID">下一个节点ID</param> /// <param name="ctx">HTTP上下文</param> private void entry(string instID, string nextNodeID, HttpContextBase ctx) { using (MyDB mydb = new MyDB()) { WFNode next = mydb.WFNodes.Find(nextNodeID); WFInst inst = mydb.WFInsts.Find(instID); if (next is WFNodeHandle) { WFInstNode inode = new WFInstNode { EntryTime = DateTime.Now, State = "处理中", WFNode = next, WFInst = inst, WFInstNodeHandlers = ((WFNodeHandle)next).Subjects.OfType<User>().Select(a => new WFInstNodeHandler { Handler = a }).ToArray() }; mydb.WFInstNodes.Add(inode); mydb.SaveChanges(); } else if (next is WFNodeXORSplit) { //WFNodeXORSplit Split = next as WFNodeXORSplit; WFInstNode inode = new WFInstNode { EntryTime = DateTime.Now, State = "处理中", WFNode = next, WFInst = inst }; mydb.WFInstNodes.Add(inode); mydb.SaveChanges(); this.process(inode.ID, this.HttpContext); } else if (next is WFNodeFinish) { //WFNodeXORSplit Split = next as WFNodeXORSplit; WFInstNode inode = new WFInstNode { EntryTime = DateTime.Now, State = "处理中", WFNode = next, WFInst = inst }; mydb.WFInstNodes.Add(inode); mydb.SaveChanges(); this.process(inode.ID, this.HttpContext); } else { } } }