/// <summary>
/// Continue a paused activity
/// </summary>
/// <returns>True if the activity has completed, false if it is paused.</returns>
public override bool OnResume(IRunState context, IWorkflowEvent resumeEvent)
{
var userCompletesEvent = resumeEvent as PromptUserTaskCompletedEvent;
if (userCompletesEvent != null)
{
context.ExitPointId = new EntityRef("promptUserCompleted");
var userTaskId = userCompletesEvent.UserTaskId;
var userTask = Entity.Get <PromptUserTask>(userTaskId, PromptUserTask.PromptForTaskStateInfo_Field);
if (userTask != null)
{
// load the state information in the task back into the workflow run context
foreach (var arg in userTask.PromptForTaskArguments)
{
var input = userTask.PromptForTaskStateInfo.FirstOrDefault(si => si.StateInfoArgument.Id == arg.ActivityPromptArgument.Id);
if (input == null)
{
continue;
}
context.SetArgValue(input.StateInfoArgument, ActivityArgumentHelper.GetArgParameterValue(input.StateInfoValue));
}
Entity.Delete(userTask);
}
}
return(true);
}
public static Dictionary <string, object> GetOutput(this WorkflowRun run)
{
var outputArgIds = run.WorkflowBeingRun.OutputArguments.Select(a => a.Id);
var outputInfo = run.StateInfo.Where(si => outputArgIds.Contains(si.StateInfoArgument.Id));
var result = new Dictionary <string, object>();
foreach (var si in outputInfo)
{
var outputArg = si.StateInfoArgument;
var valueArg = si.StateInfoValue;
var value = ActivityArgumentHelper.GetArgParameterValue(valueArg);
result.Add(outputArg.Name, value);
}
return(result);
}
/// <summary>
/// Load up any state from the run.
/// </summary>
public void SyncFromRun()
{
using (Profiler.Measure("RunStateBase.SyncFromRun"))
{
var run = WorkflowRun;
if (run == null)
{
throw new ArgumentNullException("run");
}
var sb = new StringBuilder("");
sb.AppendFormat("Workflow: {0}. Loading state from workflow run ({1}). Values: ",
GetSafeWorkflowDescription(), run.Id);
sb.Append(Environment.NewLine);
foreach (var entry in run.StateInfo)
{
var activity = entry.StateInfoActivity;
var argument = entry.StateInfoArgument;
var stateValue = entry.StateInfoValue;
var value = ActivityArgumentHelper.GetArgParameterValue(stateValue);
if (value != null)
{
if (activity == null || (run.WorkflowBeingRun != null && activity.Id == run.WorkflowBeingRun.Id))
{
SetArgValue(argument, value);
}
else
{
SetArgValue(activity, argument, value);
}
var act = "[Empty]";
var arg = "[Empty]";
if (activity != null)
{
if (!string.IsNullOrEmpty(activity.Name))
{
act = activity.Name;
}
else
{
act = "[" + activity.Id + "]";
}
}
if (argument != null)
{
if (!string.IsNullOrEmpty(argument.Name))
{
arg = argument.Name;
}
else
{
arg = "[" + argument.Id + "]";
}
}
sb.AppendLine(string.Format("{0}.{1} ", act, arg));
}
}
EventLog.Application.WriteInformation(sb.ToString());
}
}
