/// <summary>
/// 申请工作流内部表单
/// </summary>
/// <param name="flowId">流程id</param>
/// <param name="applyerId">申请人id</param>
/// <returns>流程实例id,开始关卡实例id，流程号</returns>
public void ApplyInnerFlow(int flowId, ref int flowNo, int applyerId, string formDigest, out Dictionary <string, string> param)
{
using (TransactionScope scope = new TransactionScope())
{
param = new Dictionary <string, string>();
if (flowNo == 0)
{
flowNo = CreateFlowNo(flowId);
}
//创建流程实例
FlowInstance flowInst = new FlowInstance();
ActivityInstance activityInst = new ActivityInstance();
if (FlowInstance.Exists(flowId, flowNo))
{
flowInst = new FlowInstance(flowId, flowNo);
flowInst.UpdateDigest(formDigest);
Activity startActvity = flowInst.FlowDefine.GetStartActivity();
activityInst = flowInst.FindActivityInstance(ActivityType.START);
WorkItemInstance item = new WorkItemInstance();
item.CreateResend(activityInst.ID, flowInst.ApplerID, "");
}
else
{
flowInst.Create(flowId, flowNo, applyerId, formDigest);
activityInst.Create(flowInst.ID, flowInst.FlowDefine.GetStartActivity().ID);
activityInst.Active();
}
//返回流程实例id,开始关卡实例id，流程号
param.Add("FlowInstId", flowInst.ID.ToString());
param.Add("ActivityInstId", activityInst.ID.ToString());
param.Add("SplitType", flowInst.FlowDefine.GetStartActivity().SplitType);
scope.Complete();
}
}
/// <summary>
/// 转交一下步
/// </summary>
/// <param name="flowInstId">流程实例id</param>
/// <param name="listToActivityId">下一步关卡list</param>
/// <returns>是否成功</returns>
public bool TransferBack(int activityInstId, List <int> listToActivityId)
{
using (TransactionScope scope = new TransactionScope(TransactionScopeOption.Required, new TransactionOptions()
{
IsolationLevel = IsolationLevel.ReadCommitted
}))
{
try
{
//初始化变量
ActivityInstance instActivity = new ActivityInstance(activityInstId);
FlowInstance instFlow = instActivity.FlowInstance;
instActivity.Close();
//实例化后面的关卡
foreach (int activityId in listToActivityId)
{
//检查关卡是否被实例化过
ActivityInstance instToActivity = instFlow.FindActivityInstance(activityId);
if (instToActivity == null || instToActivity.State == ActivityInstanceStatus.Completed)
{
instToActivity = new ActivityInstance();
instToActivity.Create(instFlow.ID, activityId);
}
//检查前置关卡完成情况
if (instToActivity.CheckFrontActivityState())
{
//如果是结束关卡，关闭关卡实例
if (instToActivity.Activity.Type == ActivityType.END)
{
instFlow.ApprovePass += new FlowInstance.ApproveEventHandler(Mail.SendMail);
instFlow.ApprovePass += new FlowInstance.ApproveEventHandler(CallBack.Update);
instToActivity.Close();
instFlow.Pass();
}
//如果不是结束关卡，激活关卡并分配工作
else
{
instToActivity.Active();
instToActivity.AssignWork();
}
//关闭与前置关卡平行的关卡
List <ActivityInstance> listParallelActivity =
instFlow.ActivityInstances.Where(
t => t.State == ActivityInstanceStatus.Active &&
t.Activity.ID != instToActivity.Activity.ID).ToList();
foreach (ActivityInstance p in listParallelActivity)
{
p.Close();
}
}
else
{
instToActivity.Pending(); //前置关卡未完成，搁置状态
}
}
if (instActivity.Activity.Type == ActivityType.START)
{
instFlow.Active();
//调用表单申请Action
FlowAction <IApply> flowAction = new FlowAction <IApply>(instFlow.FlowDefine.IsInner, instFlow.FlowDefine.ID);
if (flowAction.action != null)
{
if (!flowAction.action.ApplyAction(instFlow.FlowDefine.ID, instFlow.FlowNo, instFlow.ApplerID))
{
throw new Exception(string.Format("ApplyAction失败,flowId:{0},flowNo:{1},ApplerID:{2}", instFlow.FlowDefine.ID, instFlow.FlowNo, instFlow.ApplerID));
}
}
//知会
List <F_FLOW_CONFIG> listConfig = DAL.WorkFlow.Flow.GetFlowConfig(instFlow.FlowDefine.ID, "Notice");
List <int> listWorkerId = new List <int>();
foreach (F_FLOW_CONFIG config in listConfig)
{
listWorkerId.Add(int.Parse(config.ItemValue));
}
new Flow().Notify(instFlow.FlowDefine.ID, instFlow.FlowNo, listWorkerId);
}
scope.Complete();
return(true);
}
catch (Exception ex)
{
Log4Net.LogError("Workflow_Engine", string.Format("ActivityInstId:{0},Message:{1}", activityInstId, ex.ToString()));
return(false);
}
}
}
