// returns all the actions associated with a specific state
private static IEnumerable <string> ListAction(AwaitingActivityRecord x)
{
var state = FormParametersHelper.FromJsonString(x.ActivityRecord.State);
string actionState = state.Actions ?? "";
return(actionState.Split(',').Select(action => action.Trim()));
}
// whether a user is in an accepted role for this state
private static bool UserIsInRole(AwaitingActivityRecord x, IUser user)
{
var state = FormParametersHelper.FromJsonString(x.ActivityRecord.State);
string rolesState = state.Roles ?? "";
// "Any" if string is empty
if (string.IsNullOrWhiteSpace(rolesState))
{
return(true);
}
var roles = rolesState.Split(',').Select(role => role.Trim());
return(UserTaskActivity.UserIsInRole(user, roles));
}
private void ResumeWorkflow(AwaitingActivityRecord awaitingActivityRecord, WorkflowContext workflowContext, IDictionary <string, object> tokens)
{
// signal every activity that the workflow is about to be resumed
var cancellationToken = new CancellationToken();
InvokeActivities(activity => activity.OnWorkflowResuming(workflowContext, cancellationToken));
if (cancellationToken.IsCancelled)
{
// workflow is aborted
return;
}
// signal every activity that the workflow is resumed
InvokeActivities(activity => activity.OnWorkflowResumed(workflowContext));
var workflow = awaitingActivityRecord.WorkflowRecord;
workflowContext.Record = workflow;
workflow.AwaitingActivities.Remove(awaitingActivityRecord);
var blockedOn = ExecuteWorkflow(workflowContext, awaitingActivityRecord.ActivityRecord, tokens).ToList();
// is the workflow halted on a blocking activity, and there is no more awaiting activities
if (!blockedOn.Any() && !workflow.AwaitingActivities.Any())
{
// no, delete the workflow
_workflowRepository.Delete(awaitingActivityRecord.WorkflowRecord);
}
else
{
// add the new ones
foreach (var blocking in blockedOn)
{
workflow.AwaitingActivities.Add(new AwaitingActivityRecord {
ActivityRecord = blocking,
WorkflowRecord = workflow
});
}
}
}