def proceed(workflow_object, field, user, next_state=None, god_mod=False):
def process(workflow_object, field, user, action, next_state=None, god_mod=False):
current_state = getattr(workflow_object, field)
proceedings = ProceedingService.get_available_proceedings(workflow_object, field, [current_state],
user=user, god_mod=god_mod)
c = proceedings.count()
if c == 0:
raise RiverException(ErrorCode.NO_AVAILABLE_NEXT_STATE_FOR_USER,
"There is no available state for destination for the user.")
if c > 1:
if next_state:
proceedings = proceedings.filter(meta__transition__destination_state=next_state)
if proceedings.count() == 0:
available_states = StateService.get_available_states(workflow_object, field, user)
raise RiverException(ErrorCode.INVALID_NEXT_STATE_FOR_USER,
"Invalid state is given(%s). Valid states is(are) %s" % (
next_state.__unicode__(),
','.join([ast.__unicode__() for ast in available_states])))
else:
raise RiverException(ErrorCode.NEXT_STATE_IS_REQUIRED,
"State must be given when there are multiple states for destination")
proceeding = proceedings[0]
proceeding.status = action
proceeding.transactioner = user
proceeding.transaction_date = datetime.now()
if workflow_object.proceeding:
proceeding.previous = workflow_object.proceeding
proceeding.save()
return proceeding
proceeding = process(workflow_object, field, user, APPROVED, next_state, god_mod)
current_state = getattr(workflow_object, field)
# Any other proceeding is left?
required_proceedings = ProceedingService.get_available_proceedings(workflow_object, field, [current_state],
destination_state=next_state,
god_mod=god_mod)
transition_status = False
if required_proceedings.count() == 0:
setattr(workflow_object, field, proceeding.meta.transition.destination_state)
transition_status = True
# Next states should be PENDING back again if there is circle.
ProceedingService.cycle_proceedings(workflow_object, field)
# ProceedingService.get_next_proceedings(workflow_object, field).update(status=PENDING)
with ProceedingSignal(workflow_object, field, proceeding), TransitionSignal(transition_status,
workflow_object, field,
proceeding), FinalSignal(
workflow_object, field):
workflow_object.save()
LOGGER.debug("Workflow object %s for field %s is proceeded for next transition. Transition: %s -> %s" % (
workflow_object, field, current_state.label, getattr(workflow_object, field).label))
def proceed(workflow_object, user, next_state=None, god_mod=False):
def process(workflow_object, user, action, next_state=None, god_mod=False):
proceedings = ProceedingService.get_available_proceedings(
workflow_object, [workflow_object.get_state()], user=user, god_mod=god_mod)
c = proceedings.count()
if c == 0:
raise RiverException(ErrorCode.NO_AVAILABLE_NEXT_STATE_FOR_USER,
"There is no available state for destination for the user.")
if c > 1:
if next_state:
proceedings = proceedings.filter(meta__transition__destination_state=next_state)
if proceedings.count() == 0:
available_states = StateService.get_available_states(workflow_object, user)
raise RiverException(ErrorCode.INVALID_NEXT_STATE_FOR_USER, "Invalid state is given(%s). Valid states is(are) %s" % (
next_state.__str__(), ','.join([ast.__str__() for ast in available_states])))
else:
raise RiverException(ErrorCode.NEXT_STATE_IS_REQUIRED,
"State must be given when there are multiple states for destination")
proceeding = proceedings[0]
proceeding.status = action
proceeding.transactioner = user
proceeding.transaction_date = timezone.now()
if workflow_object.proceeding:
proceeding.previous = workflow_object.proceeding
proceeding.save()
return proceeding
proceeding = process(workflow_object, user, APPROVED, next_state, god_mod)
# Any other proceeding is left?
required_proceedings = ProceedingService.get_available_proceedings(workflow_object, [workflow_object.get_state()], destination_state=next_state,
god_mod=god_mod)
transition_status = False
if required_proceedings.count() == 0:
workflow_object.set_state(proceeding.meta.transition.destination_state)
transition_status = True
# Next states should be PENDING back again if there is circle.
ProceedingService.cycle_proceedings(workflow_object)
# ProceedingService.get_next_proceedings(workflow_object).update(status=PENDING)
with ProceedingSignal(workflow_object, proceeding), TransitionSignal(transition_status, workflow_object, proceeding), FinalSignal(workflow_object):
workflow_object.save()
LOGGER.debug("Workflow object %s is proceeded for next transition. Transition: %s -> %s" % (
workflow_object, workflow_object.get_state().label, workflow_object.get_state()))
def test_cycle_proceedings(self):
self.initialize_circular_scenario()
ObjectService.register_object(self.objects[0], self.field)
# No Cycle
self.assertFalse(ProceedingService.cycle_proceedings(self.objects[0], self.field))
self.objects[0].proceed(user=self.user1, next_state=self.in_progress_state, god_mod=True)
self.assertEqual(5, Proceeding.objects.filter(object_id=self.objects[0].pk).count())
# No Cycle
self.assertFalse(ProceedingService.cycle_proceedings(self.objects[0], self.field))
self.objects[0].proceed(user=self.user2, next_state=self.resolved_state, god_mod=True)
self.assertEqual(5, Proceeding.objects.filter(object_id=self.objects[0].pk).count())
# State is re-opened and cycle is detected. Transition in-progress to resolved proceeding is cloned
self.assertFalse(ProceedingService.cycle_proceedings(self.objects[0], self.field))
self.objects[0].proceed(user=self.user3, next_state=self.re_opened_state, god_mod=True)
self.assertEqual(6, Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(ProceedingMeta.objects.get(transition__source_state=self.in_progress_state,
transition__destination_state=self.resolved_state),
Proceeding.objects.filter(object_id=self.objects[0].pk).latest('date_created').meta)
# There will be no cycling even if the method is invoked. Because cycling is done in proceeding.
self.assertFalse(ProceedingService.cycle_proceedings(self.objects[0], self.field))
self.assertEqual(6, Proceeding.objects.filter(object_id=self.objects[0].pk).count())
# State is in-progress and cycle is detected. Transition resolved to re-opened proceeding is cloned
self.objects[0].proceed(user=self.user3, next_state=self.in_progress_state, god_mod=True)
self.assertEqual(7, Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(ProceedingMeta.objects.get(transition__source_state=self.resolved_state,
transition__destination_state=self.re_opened_state),
Proceeding.objects.filter(object_id=self.objects[0].pk).latest('date_created').meta)
# State is resolved and cycle is detected. Transition re-opened to in-progress proceeding is cloned
self.objects[0].proceed(user=self.user3, next_state=self.resolved_state, god_mod=True)
self.assertEqual(8, Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(ProceedingMeta.objects.get(transition__source_state=self.re_opened_state,
transition__destination_state=self.in_progress_state),
Proceeding.objects.filter(object_id=self.objects[0].pk).latest('date_created').meta)
# State is re-opened and cycle is detected. Transition in-progress to resolved proceeding is cloned
self.assertFalse(ProceedingService.cycle_proceedings(self.objects[0], self.field))
self.objects[0].proceed(user=self.user3, next_state=self.re_opened_state, god_mod=True)
self.assertEqual(9, Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(ProceedingMeta.objects.get(transition__source_state=self.in_progress_state,
transition__destination_state=self.resolved_state),
Proceeding.objects.filter(object_id=self.objects[0].pk).latest('date_created').meta)
# State is in-progress and cycle is detected. Transition resolved to re-opened proceeding is cloned
self.objects[0].proceed(user=self.user3, next_state=self.in_progress_state, god_mod=True)
self.assertEqual(10, Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(ProceedingMeta.objects.get(transition__source_state=self.resolved_state,
transition__destination_state=self.re_opened_state),
Proceeding.objects.filter(object_id=self.objects[0].pk).latest('date_created').meta)
# State is resolved and cycle is detected. Transition re-opened to in-progress proceeding is cloned
self.objects[0].proceed(user=self.user3, next_state=self.resolved_state, god_mod=True)
self.assertEqual(11, Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(ProceedingMeta.objects.get(transition__source_state=self.re_opened_state,
transition__destination_state=self.in_progress_state),
Proceeding.objects.filter(object_id=self.objects[0].pk).latest('date_created').meta)
# No Cycle for closed state.
self.objects[0].proceed(user=self.user4, next_state=self.closed_state, god_mod=True)
self.assertEqual(11, Proceeding.objects.filter(object_id=self.objects[0].pk).count())
def test_cycle_proceedings(self):
self.initialize_circular_scenario()
ObjectService.register_object(self.objects[0], self.field)
# No Cycle
self.assertFalse(
ProceedingService.cycle_proceedings(self.objects[0], self.field))
self.objects[0].proceed(user=self.user1,
next_state=self.in_progress_state,
god_mod=True)
self.assertEqual(
5,
Proceeding.objects.filter(object_id=self.objects[0].pk).count())
# No Cycle
self.assertFalse(
ProceedingService.cycle_proceedings(self.objects[0], self.field))
self.objects[0].proceed(user=self.user2,
next_state=self.resolved_state,
god_mod=True)
self.assertEqual(
5,
Proceeding.objects.filter(object_id=self.objects[0].pk).count())
# State is re-opened and cycle is detected. Transition in-progress to resolved proceeding is cloned
self.assertFalse(
ProceedingService.cycle_proceedings(self.objects[0], self.field))
self.objects[0].proceed(user=self.user3,
next_state=self.re_opened_state,
god_mod=True)
self.assertEqual(
6,
Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(
ProceedingMeta.objects.get(
transition__source_state=self.in_progress_state,
transition__destination_state=self.resolved_state),
Proceeding.objects.filter(
object_id=self.objects[0].pk).latest('date_created').meta)
# There will be no cycling even if the method is invoked. Because cycling is done in proceeding.
self.assertFalse(
ProceedingService.cycle_proceedings(self.objects[0], self.field))
self.assertEqual(
6,
Proceeding.objects.filter(object_id=self.objects[0].pk).count())
# State is in-progress and cycle is detected. Transition resolved to re-opened proceeding is cloned
self.objects[0].proceed(user=self.user3,
next_state=self.in_progress_state,
god_mod=True)
self.assertEqual(
7,
Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(
ProceedingMeta.objects.get(
transition__source_state=self.resolved_state,
transition__destination_state=self.re_opened_state),
Proceeding.objects.filter(
object_id=self.objects[0].pk).latest('date_created').meta)
# State is resolved and cycle is detected. Transition re-opened to in-progress proceeding is cloned
self.objects[0].proceed(user=self.user3,
next_state=self.resolved_state,
god_mod=True)
self.assertEqual(
8,
Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(
ProceedingMeta.objects.get(
transition__source_state=self.re_opened_state,
transition__destination_state=self.in_progress_state),
Proceeding.objects.filter(
object_id=self.objects[0].pk).latest('date_created').meta)
# State is re-opened and cycle is detected. Transition in-progress to resolved proceeding is cloned
self.assertFalse(
ProceedingService.cycle_proceedings(self.objects[0], self.field))
self.objects[0].proceed(user=self.user3,
next_state=self.re_opened_state,
god_mod=True)
self.assertEqual(
9,
Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(
ProceedingMeta.objects.get(
transition__source_state=self.in_progress_state,
transition__destination_state=self.resolved_state),
Proceeding.objects.filter(
object_id=self.objects[0].pk).latest('date_created').meta)
# State is in-progress and cycle is detected. Transition resolved to re-opened proceeding is cloned
self.objects[0].proceed(user=self.user3,
next_state=self.in_progress_state,
god_mod=True)
self.assertEqual(
10,
Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(
ProceedingMeta.objects.get(
transition__source_state=self.resolved_state,
transition__destination_state=self.re_opened_state),
Proceeding.objects.filter(
object_id=self.objects[0].pk).latest('date_created').meta)
# State is resolved and cycle is detected. Transition re-opened to in-progress proceeding is cloned
self.objects[0].proceed(user=self.user3,
next_state=self.resolved_state,
god_mod=True)
self.assertEqual(
11,
Proceeding.objects.filter(object_id=self.objects[0].pk).count())
self.assertEqual(
ProceedingMeta.objects.get(
transition__source_state=self.re_opened_state,
transition__destination_state=self.in_progress_state),
Proceeding.objects.filter(
object_id=self.objects[0].pk).latest('date_created').meta)
# No Cycle for closed state.
self.objects[0].proceed(user=self.user4,
next_state=self.closed_state,
god_mod=True)
self.assertEqual(
11,
Proceeding.objects.filter(object_id=self.objects[0].pk).count())
