/// <summary>
/// 创建新的委托任务
/// </summary>
/// <param name="entrusted"></param>
/// <returns></returns>
public Boolean EntrustTask(TaskEntrustedEntity entrusted)
{
var tm = new TaskManager();
return tm.Entrust(entrusted);
}
internal ActivityInstanceEntity GetRunningNodeOfMine(WfAppRunner runner, out TaskViewEntity taskView)
{
var appInstanceID = runner.AppInstanceID;
var processGUID = runner.ProcessGUID;
var taskID = runner.TaskID;
taskView = null;
ActivityInstanceEntity activityInstance = null;
//如果流程在运行状态，则返回运行时信息
var tm = new TaskManager();
var aim = new ActivityInstanceManager();
var activityList = aim.GetRunningActivityInstanceList(runner).ToList();
if ((activityList != null) && (activityList.Count == 1))
{
activityInstance = activityList[0];
taskView = tm.GetTaskOfMine(activityInstance.ID, runner.UserID);
}
else if (activityList.Count > 0)
{
if (runner.TaskID != null && runner.TaskID.Value != 0)
{
taskView = tm.GetTaskView(taskID.Value);
foreach (var ai in activityList)
{
if (ai.ID == taskView.ActivityInstanceID)
{
activityInstance = ai;
break;
}
}
}
else
{
//当前流程运行节点不唯一
var e = new WorkflowException("当前流程有多个运行节点，但没有TaskID传入，状态异常！");
LogManager.RecordLog("获取当前运行节点信息异常", LogEventType.Exception, LogPriority.Normal, null, e);
throw e;
}
}
else
{
//当前没有运行状态的节点存在，流程不存在，或者已经结束或取消
var e = new WorkflowException("当前流程没有运行节点，状态异常！");
LogManager.RecordLog("获取当前运行节点信息异常", LogEventType.Exception, LogPriority.Normal, null, e);
throw e;
}
return activityInstance;
}
/// <summary>
/// 获取当前等待办理节点的任务分配人列表
/// </summary>
/// <param name="runner"></param>
/// <returns></returns>
public IList<Performer> GetTaskPerformers(WfAppRunner runner)
{
var tm = new TaskManager();
var tasks = tm.GetReadyTaskOfApp(runner).ToList();
Performer performer;
IList<Performer> performerList = new List<Performer>();
foreach (var task in tasks)
{
performer = new Performer(task.AssignedToUserID, task.AssignedToUserName);
performerList.Add(performer);
}
return performerList;
}
/// <summary>
/// 挂起流程实例
/// </summary>
/// <param name="processInstanceID"></param>
/// <param name="activityInsId"></param>
/// <param name="activityId"></param>
/// <param name="runner"></param>
/// <returns></returns>
public bool SuspendProcess(int taskId, WfAppRunner runner)
{
bool result = true;
try
{
var pim = new ProcessInstanceManager();
var taskMng = new TaskManager();
TaskEntity taskentity = taskMng.GetTask(taskId);
pim.Suspend(taskentity.ProcessInstanceID, runner, SessionFactory.CreateSession());
}
catch (Exception ex)
{
result = false;
}
return result;
}
/// <summary>
/// 创建运行时实例
/// </summary>
/// <param name="appName"></param>
/// <param name="appInstanceID"></param>
/// <param name="processGUID"></param>
/// <param name="userID"></param>
/// <param name="userName"></param>
/// <param name="nextActivityPerformers"></param>
/// <returns></returns>
public static WfRuntimeManager CreateRuntimeInstanceAppRunning(
WfAppRunner runner,
ref WfExecutedResult result)
{
//检查传人参数是否有效
var rmins = new WfRuntimeManagerAppRunning();
rmins.WfExecutedResult = result = new WfExecutedResult();
if (string.IsNullOrEmpty(runner.AppName)
|| String.IsNullOrEmpty(runner.AppInstanceID)
|| runner.ProcessGUID == null)
{
result.Status = WfExecutedStatus.Exception;
result.ExceptionType = WfExceptionType.RunApp_ErrorArguments;
result.Message = "方法参数错误，无法运行流程！";
return rmins;
}
//传递runner变量
rmins.AppRunner = runner;
var aim = new ActivityInstanceManager();
TaskViewEntity taskView = null;
var runningNode = aim.GetRunningNodeOfMine(runner, out taskView);
//判断是否是当前登录用户的任务
if (runningNode.AssignedToUsers.Contains(runner.UserID.ToString()) == false)
{
result.Status = WfExecutedStatus.Exception;
result.ExceptionType = WfExceptionType.RunApp_HasNoTask;
result.Message = "当前没有登录用户要办理的任务，无法运行流程！";
return rmins;
}
var processModel = new ProcessModel(runningNode.ProcessGUID);
var activityResource = new ActivityResource(runner, runner.NextActivityPerformers, runner.Conditions);
var tm = new TaskManager();
rmins.TaskView = taskView;
rmins.RunningActivityInstance = runningNode;
rmins.ProcessModel = processModel;
rmins.ActivityResource = activityResource;
return rmins;
}
/// <summary>
/// 获取运行中的任务
/// </summary>
/// <param name="query">查询实体</param>
/// <returns>任务列表</returns>
public IList<TaskViewEntity> GetRunningTasks(TaskQueryEntity query)
{
int allRowsCount = 0;
var taskManager = new TaskManager();
var taskList = taskManager.GetRunningTasks(query, out allRowsCount);
if (taskList != null)
return taskList.ToList();
else
return null;
}
/// <summary>
/// 设置任务为已读状态(根据任务ID获取任务)
/// </summary>
/// <param name="runner">执行人</param>
/// <returns>任务读取的标志</returns>
public bool SetTaskRead(WfAppRunner taskRunner)
{
bool isRead = false;
try
{
var taskManager = new TaskManager();
taskManager.SetTaskRead(taskRunner);
isRead = true;
}
catch (System.Exception)
{
throw;
}
return isRead;
}
/// <summary>
/// 根据应用获取流程下一步节点列表
/// </summary>
/// <param name="runner">应用执行人</param>
/// <param name="condition">条件</param>
/// <returns></returns>
public IList<NodeView> GetNextActivityTree(WfAppRunner runner,
IDictionary<string, string> condition = null,
IUserRoleService roleService = null)
{
var tm = new TaskManager();
var taskView = tm.GetTaskOfMine(runner.AppInstanceID, runner.ProcessGUID, runner.UserID);
var processModel = new ProcessModel(taskView.ProcessGUID, taskView.Version);
var nextSteps = processModel.GetNextActivityTree(taskView.ProcessInstanceID,
taskView.ActivityGUID,
condition,
roleService);
return nextSteps;
}
/// <summary>
/// 获取已经完成的节点
/// </summary>
/// <param name="taskID"></param>
/// <returns></returns>
public IList<NodeImage> GetActivityInstanceCompleted(int taskID)
{
IList<NodeImage> imageList = new List<NodeImage>();
var tm = new TaskManager();
var task = tm.GetTaskView(taskID);
var am = new ActivityInstanceManager();
var list = am.GetCompletedActivityInstanceList(task.AppInstanceID, task.ProcessGUID);
foreach (ActivityInstanceEntity a in list)
{
imageList.Add(new NodeImage
{
ID = a.ID,
ActivityName = a.ActivityName
});
}
return imageList;
}
/// <summary>
/// 获取流程当前运行节点信息
/// </summary>
/// <param name="runner">执行者</param>
/// <param name="taskView">任务视图</param>
/// <returns>活动实例</returns>
internal ActivityInstanceEntity GetRunningNode(WfAppRunner runner,
out TaskViewEntity taskView)
{
var appInstanceID = runner.AppInstanceID;
var processGUID = runner.ProcessGUID;
var taskID = runner.TaskID;
taskView = null;
ActivityInstanceEntity activityInstance = null;
//如果流程在运行状态，则返回运行时信息
var tm = new TaskManager();
var aim = new ActivityInstanceManager();
var activityInstanceList = aim.GetRunningActivityInstanceList(runner.AppInstanceID, runner.ProcessGUID).ToList();
if ((activityInstanceList != null) && (activityInstanceList.Count == 1))
{
activityInstance = activityInstanceList[0];
taskView = tm.GetTaskOfMine(activityInstance.ID, runner.UserID);
}
else if (activityInstanceList.Count > 0)
{
if (runner.TaskID != null && runner.TaskID.Value != 0)
{
taskView = tm.GetTaskView(taskID.Value);
foreach (var ai in activityInstanceList)
{
if (ai.ID == taskView.ActivityInstanceID)
{
activityInstance = ai;
break;
}
}
//判断是否有并行节点存在，如果有并行节点存在，取并行节点的主节点（并行会签）
if (activityInstance == null && activityInstanceList[0].MIHostActivityInstanceID != null)
{
var mainActivityInstanceID = activityInstanceList[0].MIHostActivityInstanceID;
activityInstance = aim.GetById(mainActivityInstanceID.Value);
}
}
else
{
//并行模式处理
//根据当前执行者身份取出(他或她)要办理的活动实例（并行模式下有多个处于待办或运行状态的节点）
foreach (var ai in activityInstanceList)
{
if (ai.AssignedToUserIDs == runner.UserID)
{
activityInstance = ai;
break;
}
}
if (activityInstance != null)
{
//获取taskview
taskView = tm.GetTaskOfMine(activityInstance.ID, runner.UserID);
}
else
{
//当前用户的待办任务不唯一，抛出异常，需要TaskID唯一界定
var e = new WorkflowException("当前流程有多个运行节点，但没有TaskID传入，状态异常！");
LogManager.RecordLog("获取当前运行节点信息异常", LogEventType.Exception, LogPriority.Normal, null, e);
throw e;
}
}
}
else
{
//当前没有运行状态的节点存在，流程不存在，或者已经结束或取消
var e = new WorkflowException("当前流程没有运行节点，状态异常！");
LogManager.RecordLog("获取当前运行节点信息异常", LogEventType.Exception, LogPriority.Normal, null, e);
throw e;
}
return(activityInstance);
}
/// <summary>
/// 加签操作
/// </summary>
/// <param name="runner"></param>
/// <param name="result"></param>
/// <returns></returns>
public static WfRuntimeManager CreateRuntimeInstanceSignForward(WfAppRunner runner,
ref WfExecutedResult result)
{
var rmins = new WfRuntimeManagerSignForward();
rmins.WfExecutedResult = result = new WfExecutedResult();
if (string.IsNullOrEmpty(runner.AppName)
|| String.IsNullOrEmpty(runner.AppInstanceID)
|| runner.ProcessGUID == null
|| runner.NextActivityPerformers == null)
{
result.Status = WfExecutedStatus.Exception;
result.ExceptionType = WfExceptionType.SignForward_ErrorArguments;
result.Message = "方法参数错误，无法加签流程！";
return rmins;
}
if (runner.NextActivityPerformers.Count() == 0)
{
result.Status = WfExecutedStatus.Exception;
result.ExceptionType = WfExceptionType.SignForward_NoneSigners;
result.Message = "没有添加要发送加签的人员";
return rmins;
}
rmins.AppRunner = runner;
var aim = new ActivityInstanceManager();
TaskViewEntity taskView = null;
var runningNode = aim.GetRunningNode(runner, out taskView);
//判断是否是当前登录用户的任务
if (runningNode.AssignedToUserIDs.Contains(runner.UserID.ToString()) == false)
{
result.Status = WfExecutedStatus.Exception;
result.ExceptionType = WfExceptionType.RunApp_HasNoTask;
result.Message = "当前没有登录用户要办理的任务，无法运行流程！";
return rmins;
}
var processModel = new ProcessModel(taskView.ProcessGUID, taskView.Version);
var activityResource = new ActivityResource(runner, runner.NextActivityPerformers, runner.Conditions, runner.DynamicVariables);
var tm = new TaskManager();
rmins.TaskView = taskView;
rmins.RunningActivityInstance = runningNode;
rmins.ProcessModel = processModel;
rmins.ActivityResource = activityResource;
return rmins;
}
/// <summary>
/// 多实例节点（会签，加签）情况下的退回处理
/// </summary>
/// <param name="session"></param>
internal override void ExecuteInstanceImp(IDbSession session)
{
//创建撤销到上一步的节点记录
var nodeMediatorBackward = new NodeMediatorBackward(base.BackwardContext, session);
nodeMediatorBackward.CreateBackwardActivityTaskOfInnerMultipleInstance(
base.BackwardContext.ProcessInstance,
base.BackwardContext.BackwardToTaskActivityInstance,
BackwardTypeEnum.SendbackOfMI,
base.BackwardContext.BackwardFromActivityInstance.ID,
base.ActivityResource,
session);
//置当前节点为退回状态
var aim = new ActivityInstanceManager();
var runningNode = BackwardContext.BackwardFromActivityInstance;
aim.SendBack(runningNode.ID, base.ActivityResource.AppRunner, session);
//创建新的一条待办状态的记录，用于下次执行
var newSuspendNode = aim.CreateActivityInstanceObject(runningNode);
newSuspendNode.ActivityState = (short)ActivityStateEnum.Suspended;
newSuspendNode.MIHostActivityInstanceID = runningNode.MIHostActivityInstanceID;
newSuspendNode.CompleteOrder = runningNode.CompleteOrder;
newSuspendNode.ComplexType = runningNode.ComplexType;
newSuspendNode.SignForwardType = runningNode.SignForwardType;
newSuspendNode.AssignedToUserIDs = runningNode.AssignedToUserIDs;
newSuspendNode.AssignedToUserNames = runningNode.AssignedToUserNames;
aim.Insert(newSuspendNode, session);
//同时为此活动实例，创建新的任务
var tm = new TaskManager();
tm.Renew(base.BackwardContext.BackwardFromActivityInstance, newSuspendNode, base.AppRunner, session);
//构造回调函数需要的数据
WfExecutedResult result = base.WfExecutedResult;
result.BackwardTaskReciever = base.BackwardContext.BackwardTaskReciever;
result.Status = WfExecutedStatus.Success;
}
