public InternalEngineProxy(DataContext context)
{
if (context == null)
{
throw new ApplicationException("context");
}
this._context = context;
this._processCache = new ProcessCacheFactory(context);
}
/// <summary>
/// 根据ID查询工作流
/// </summary>
/// <param name="processId"></param>
/// <returns></returns>
public WfWorkflowData GetWorkFlow(long processId)
{
using (BizDataContext context = new BizDataContext())
{
var pCache = new ProcessCacheFactory(context);
WfWorkflowData data = new WfWorkflowData();
SysProcess process = pCache.GetProcessCache(processId);
if (process != null)
{
//流程定义
data.Process = process.ConvertTo <WfProcess>();
if (data.Process.TemplateId != null)
{
data.Process.ProcessTemplate = Convert.ToBase64String(data.Process.TemplateId);
data.Process.TemplateId = null;
}
//2013-9-11 zhumin 这里的版本号直接返回当前最高版本 + 1，否则从“已升级”的载入，会版本错误
//载入“新增”状态的流程，版本不变
//载入其它状态的流程，复制一份为“新增”，版本为当前最高+1
//发布流程，版本不变
//新增第一个流程，版本为1
if (data.Process.ProcessStatus != (int)ProcessState.Created)
{
string maxVersion = context.Set <SysProcess>().Where(p => p.ProcessType == process.ProcessType).OrderByDescending(p => p.ProcessVersion).First().ProcessVersion;
data.Process.ProcessVersion = (maxVersion.ToInt() + 1).ToString();
}
//流程提醒
data.ProcessRemindList = process.ProcessReminds.ConvertTo <WfProcessRemind>();
var prpList = new List <SysProcessRemindParticipant>();
foreach (var pr in process.ProcessReminds)
{
prpList = prpList.Union(pr.RemindParticipants).ToList();
}
data.ProcessRemindParticipantList = prpList.ConvertTo <WfProcessRemindParticipant>();
//活动
data.ActivityList = process.Activities.ConvertTo <WfActivity>();
//活动参与人和活动提醒
var arList = new List <SysActivityRemind>();
var apList = new List <SysActivityParticipant>();
var arpList = new List <SysActivityRemindParticipant>();
var aoList = new List <SysActivityOperation>();
var aosList = new List <SysActivityStep>();
foreach (var a in process.Activities)
{
arList = arList.Union(a.ActivityReminds).ToList();
apList = apList.Union(a.ActivityParticipants).ToList();
aoList = aoList.Union(a.ActivityOperations).ToList();
foreach (var ar in a.ActivityReminds)
{
arpList = arpList.Union(ar.RemindParticipants).ToList();
}
foreach (var ao in a.ActivityOperations)
{
aosList = aosList.Union(ao.ActivitySteps).ToList();
}
}
data.ActivityRemindList = arList.ConvertTo <WfActivityRemind>();
data.ActivityParticipantList = apList.ConvertTo <WfActivityParticipant>();
data.ActivityRemindParticipantList = arpList.ConvertTo <WfActivityRemindParticipant>();
//活动操作
data.ActivityOperationList = aoList.ConvertTo <WfActivityOperation>();
data.ActivityStepList = aosList.ConvertTo <WfActivityStep>();
//条件、参与人、连接线
data.ExpressionList = process.Expressions.ConvertTo <WfExpression>();
data.ParticipantList = process.ProcessParticipants.ConvertTo <WfProcessParticipant>();
data.TransitionList = process.Transitions.ConvertTo <WfTransition>();
}
pCache.ClearCache(processId);
return(data);
}
}
