/// <summary>
/// 从数据库创建Process类。
/// </summary>
/// <param name="processID">流程ID。</param>
/// <returns>流程类。</returns>
public static Process CreateProcess(GUIDEx processID)
{
lock (ModuleUtils.SynchronizedObject)
{
Process process = null;
if (processID.IsValid)
{
#region 流程信息。
FlowProcessEntity flowProcessEntity = new FlowProcessEntity();
FlowStepEntity flowStepEntity = new FlowStepEntity();
FlowTransitionEntity flowTransitionEntity = new FlowTransitionEntity();
FlowProcess p = new FlowProcess();
p.ProcessID = processID;
if (flowProcessEntity.LoadRecord(ref p))
{
process = new Process();
process.ProcessID = p.ProcessID;
process.ProcessName = p.ProcessName;
process.ProcessSign = p.ProcessSign;
process.BeginDate = p.BeginDate;
process.EndDate = p.EndDate;
process.ProcessDescription = p.ProcessDescription;
#region 步骤信息。
process.Steps = flowStepEntity.LoadStepCollection(process.ProcessID);
#endregion
#region 变迁规则。
process.Transitions = flowTransitionEntity.LoadTransitionCollection(process.ProcessID);
#endregion
}
#endregion
}
return process;
}
}
/// <summary>
///
/// </summary>
/// <param name="flowProcessInstance">流程实例。</param>
/// <param name="flowStepInstance">步骤实例。</param>
/// <param name="process">流程定义。</param>
void FlowServiceCore(FlowProcessInstance flowProcessInstance, FlowStepInstance flowStepInstance, Process process)
{
Step step = process.Steps[flowStepInstance.StepID];
if (step == null)
throw new Exception(string.Format("流程定义中没有找到步骤[步骤ID：{0}]", flowStepInstance.StepID));
else if (step.StepType == EnumStepType.Last)//终结步骤。
{
flowProcessInstance.EndDate = flowStepInstance.EndDate = DateTime.Now;
flowStepInstance.InstanceStepStatus = (int)EnumInstanceStepStatus.Complete;
flowProcessInstance.InstanceProcessStatus = (int)EnumInstanceProcessStatus.Complete;
this.flowProcessInstanceEntity.UpdateRecord(flowProcessInstance);
return;
}
EnumStepMode stepMode = step.StepMode;
TransitionCollection transitionCollection = null;
if (stepMode == EnumStepMode.JoinAND)//与汇聚处理。
{
transitionCollection = process.Transitions.FindToStepTransition(step.StepID);
if (transitionCollection == null || transitionCollection.Count == 0)
throw new Exception("流程定义中没有找到变迁规则。");
bool bResult = true;
foreach (Transition t in transitionCollection)
{
bResult &= this.CoreConditionsCalculated(process, t, step, flowStepInstance.StepInstanceID, false);
}
if (!bResult)
{
flowStepInstance.InstanceStepStatus = (int)EnumInstanceStepStatus.Suspended;
return;
}
}
//非与汇聚处理。
transitionCollection = process.Transitions.FindTransition(step.StepID);
if (transitionCollection == null || transitionCollection.Count == 0)
throw new Exception("流程定义中没有找到变迁规则。");
foreach (Transition t in transitionCollection)
{
this.CoreConditionsCalculated(process, t, step, flowStepInstance.StepInstanceID, true);
}
flowStepInstance.InstanceStepStatus = (int)EnumInstanceStepStatus.Complete;
}
bool CoreConditionsCalculated(Process process,Transition t,Step step, GUIDEx stepInstanceID, bool toWriteTask)
{
bool result = false;
if (process != null && t != null && stepInstanceID.IsValid)
{
#region 条件计算。
EnumTransitionRule rule = t.TransitionRule;
ConditionCollection collection = t.Conditions;
if (collection != null && collection.Count > 0)
{
switch (rule)
{
case EnumTransitionRule.AND:
bool bFlag = true;
foreach (Condition c in collection)
{
FlowParameterInstance flowParameterInstance = new FlowParameterInstance();
flowParameterInstance.StepInstanceID = stepInstanceID;
flowParameterInstance.ParameterID = c.ParameterID;
if (bFlag &= this.flowParameterInstanceEntity.LoadRecord(ref flowParameterInstance))
{
bFlag &= this.ConditionCompareSign(flowParameterInstance.ParameterValue, c.CompareValue, c.ConditionValue);
}
if (!bFlag)
break;
}
result = bFlag;
break;
case EnumTransitionRule.OR:
foreach (Condition c in collection)
{
FlowParameterInstance flowParameterInstance = new FlowParameterInstance();
flowParameterInstance.StepInstanceID = stepInstanceID;
flowParameterInstance.ParameterID = c.ParameterID;
if (this.flowParameterInstanceEntity.LoadRecord(ref flowParameterInstance))
{
if (result = this.ConditionCompareSign(flowParameterInstance.ParameterValue, c.CompareValue, c.ConditionValue))
break;
}
else
throw new Exception(string.Format("参数未传递！[(stepInstanceID:{0},ParameterID:{1},)不存在!]", stepInstanceID, c.ParameterID));
}
break;
}
}
else
result = true;
#endregion
t.IsComplete = result;
#region 添加任务。
if (toWriteTask && result)
{
Step toStep = process.Steps[t.ToStepID];
if (toStep != null)
{
if ((toStep.StepType != EnumStepType.Last) && string.IsNullOrEmpty(toStep.EntryAction))
throw new Exception("未设置该步骤的入口方法或URL！");
StringBuilder query = new StringBuilder();
#region 参数相关。
List<string> toMapParameters = new List<string>();
//参数映射。
foreach (Parameter p in step.Parameters)
{
ParameterMap map = t.Maps[p.ParameterID];
if (map != null)
{
FlowParameterInstance flowParameterInstance = new FlowParameterInstance();
flowParameterInstance.StepInstanceID = stepInstanceID;
flowParameterInstance.ParameterID = p.ParameterID;
if (this.flowParameterInstanceEntity.LoadRecord(ref flowParameterInstance))
{
Parameter mapP = toStep.Parameters[map.MapParameterID];
if (mapP != null)
{
toMapParameters.Add(mapP.ParameterID);
//传值。
if (map.MapMode == EnumMapMode.Value)
query.AppendFormat("&{0}={1}", mapP.ParameterName, Uri.EscapeDataString(flowParameterInstance.ParameterValue));
}
}
}
}
//查找未映射的参数。
foreach (Parameter p in toStep.Parameters)
{
if (!toMapParameters.Contains(p.ParameterID) && !string.IsNullOrEmpty(p.DefaultValue))
{
query.AppendFormat("&{0}={1}", p.ParameterName, Uri.EscapeDataString(p.DefaultValue));
}
}
#endregion
#region 待办。
if (!string.IsNullOrEmpty(toStep.EntryAction))
{
//待办。
query.AppendFormat("&TaskCategory={0}", (int)EnumTaskCategory.Pending);
Dictionary<GUIDEx, string> emps = this.flowStepInstanceDataEntity.GetStepInstanceToDoEmployees(stepInstanceID);
if (emps == null || emps.Count == 0)
{
emps = new Dictionary<GUIDEx, string>();
#region StepEmployees。
if (toStep.StepEmployees != null && toStep.StepEmployees.Count > 0)
{
foreach (StepEmployee se in toStep.StepEmployees)
{
if (!emps.ContainsKey(se.EmployeeID))
emps.Add(se.EmployeeID, se.EmployeeName);
}
}
#endregion
IOrgFactory orgFactory = new ModuleConfiguration().OrgFactory;
if (orgFactory != null)
{
List<GUIDEx> listPostID = new List<GUIDEx>();
#region StepRanks。
if (toStep.StepRanks != null && toStep.StepRanks.Count > 0)
{
//OrgPostCollection orgPostCollection = orgFactory.GetAllPost();
//foreach (StepRank sr in toStep.StepRanks)
//{
// OrgPostCollection postCollection = orgPostCollection.FindByRank(sr.RankID);
// if (postCollection != null && postCollection.Count > 0)
// {
// foreach (OrgPost p in postCollection)
// {
// if (!listPostID.Contains(p.PostID))
// listPostID.Add(p.PostID);
// }
// }
//}
}
#endregion
#region StepPost。
if (toStep.StepPosts != null && toStep.StepPosts.Count > 0)
{
foreach (StepPost sp in toStep.StepPosts)
{
if (!listPostID.Contains(sp.PostID))
listPostID.Add(sp.PostID);
}
}
if (listPostID.Count > 0)
{
//OrgEmployeeCollection orgEmployeeCollection = orgFactory.GetAllEmployee();
//foreach (GUIDEx p in listPostID)
//{
// OrgEmployeeCollection employeeCollection = orgEmployeeCollection.FindByPost(p.Value);
// if (employeeCollection != null && employeeCollection.Count > 0)
// {
// foreach (OrgEmployee employee in employeeCollection)
// {
// if (!emps.ContainsKey(employee.EmployeeID))
// emps.Add(employee.EmployeeID, employee.EmployeeName);
// }
// }
//}
}
#endregion
}
#region StepRoles。
if (toStep.StepRoles != null && toStep.StepRoles.Count > 0)
{
ISecurityFactory securityFactory = new ModuleConfiguration().SecurityFactory;
if (securityFactory != null)
{
foreach (StepRole sp in toStep.StepRoles)
{
OrgEmployeeCollection employeeCollection = securityFactory.GetAllEmployeeByRole(sp.RoleID);
if (employeeCollection != null && employeeCollection.Count > 0)
{
foreach (OrgEmployee employee in employeeCollection)
{
if (!emps.ContainsKey(employee.EmployeeID))
emps.Add(employee.EmployeeID, employee.EmployeeName);
}
}
}
}
}
#endregion
}
#region 处理用户
if (emps != null && emps.Count > 0)
{
foreach (KeyValuePair<GUIDEx, string> kv in emps)
{
if (kv.Key.IsValid)
{
Dictionary<string, string> authEmps = toStep.StepAuthorizes.FindTargetEmployeeID(kv.Key, DateTime.Now);
if (authEmps != null && authEmps.Count > 0)
{
#region 授权。
foreach (KeyValuePair<string, string> kvp in authEmps)
{
FlowInstanceTask task = new FlowInstanceTask();
task.TaskID = GUIDEx.New;
task.StepInstanceID = stepInstanceID;
task.EmployeeID = kv.Key;
task.EmployeeName = kv.Value;
task.AuthorizeEmployeeID = kvp.Key;
task.AuthorizeEmployeeName = kvp.Value;
task.DoEmployeeID = GUIDEx.Null;
task.DoEmployeeName = string.Empty;
task.TaskCategory = (int)EnumTaskCategory.Pending;
task.BeginDate = DateTime.Now;
task.BeginMode = (int)EnumTaskBeginMode.None;
task.URL = string.Format("{0}{1}TaskID={2}{3}",
toStep.EntryAction,
toStep.EntryAction.IndexOf('?') > -1 ? "&" : "?",
task.TaskID,
query.ToString());
result = this.flowInstanceTaskEntity.UpdateRecord(task);
}
#endregion
}
else
{
#region 非授权。
FlowInstanceTask task = new FlowInstanceTask();
task.TaskID = GUIDEx.New;
task.StepInstanceID = stepInstanceID;
task.EmployeeID = kv.Key;
task.EmployeeName = kv.Value;
task.AuthorizeEmployeeID = task.DoEmployeeID = GUIDEx.Null;
task.AuthorizeEmployeeName = task.DoEmployeeName = string.Empty;
task.TaskCategory = (int)EnumTaskCategory.Pending;
task.BeginDate = DateTime.Now;
task.BeginMode = (int)EnumTaskBeginMode.None;
task.URL = string.Format("{0}{1}TaskID={2}{3}",
toStep.EntryAction,
toStep.EntryAction.IndexOf('?') > -1 ? "&" : "?",
task.TaskID,
query.ToString());
result = this.flowInstanceTaskEntity.UpdateRecord(task);
#endregion
}
}
}
}
else
{
throw new Exception("未配置任务推送的用户信息！");
}
#endregion
}
#endregion
#region 待阅。
if (!string.IsNullOrEmpty(toStep.EntryQuery))
{
//待阅。
query.AppendFormat("&TaskCategory={0}", (int)EnumTaskCategory.BeRead);
Dictionary<GUIDEx, string> emps = this.flowStepInstanceDataEntity.GetStepInstanceToViewEmployees(stepInstanceID);
if (emps != null && emps.Count > 0)
{
foreach (KeyValuePair<GUIDEx, string> kv in emps)
{
if (kv.Key.IsValid)
{
Dictionary<string, string> authEmps = toStep.StepAuthorizes.FindTargetEmployeeID(kv.Key, DateTime.Now);
if (authEmps != null && authEmps.Count > 0)
{
#region 授权。
foreach (KeyValuePair<string, string> kvp in authEmps)
{
FlowInstanceTask task = new FlowInstanceTask();
task.TaskID = GUIDEx.New;
task.StepInstanceID = stepInstanceID;
task.EmployeeID = kv.Key;
task.EmployeeName = kv.Value;
task.AuthorizeEmployeeID = kvp.Key;
task.AuthorizeEmployeeName = kvp.Value;
task.DoEmployeeID = GUIDEx.Null;
task.DoEmployeeName = string.Empty;
task.TaskCategory = (int)EnumTaskCategory.BeRead;
task.BeginDate = DateTime.Now;
task.BeginMode = (int)EnumTaskBeginMode.None;
task.URL = string.Format("{0}{1}TaskID={2}{3}",
toStep.EntryQuery,
toStep.EntryQuery.IndexOf('?') > -1 ? "&" : "?",
task.TaskID,
query.ToString());
result = this.flowInstanceTaskEntity.UpdateRecord(task);
}
#endregion
}
else
{
#region 非授权。
FlowInstanceTask task = new FlowInstanceTask();
task.TaskID = GUIDEx.New;
task.StepInstanceID = stepInstanceID;
task.EmployeeID = kv.Key;
task.EmployeeName = kv.Value;
task.AuthorizeEmployeeID = task.DoEmployeeID = GUIDEx.Null;
task.AuthorizeEmployeeName = task.DoEmployeeName = string.Empty;
task.TaskCategory = (int)EnumTaskCategory.BeRead;
task.BeginDate = DateTime.Now;
task.BeginMode = (int)EnumTaskBeginMode.None;
task.URL = string.Format("{0}{1}TaskID={2}{3}",
toStep.EntryQuery,
toStep.EntryQuery.IndexOf('?') > -1 ? "&" : "?",
task.TaskID,
query.ToString());
result = this.flowInstanceTaskEntity.UpdateRecord(task);
#endregion
}
}
}
}
}
#endregion
}
}
#endregion
}
return result;
}