def _traverse_upload(activity, parent=None, root=None, user=None):
learning_activity = None
#If root is None then this is the root activity,
#it must be created in advance, so we get the activity.
if root is None:
root = LearningActivity.objects.get(pk=activity['id'])
learning_activity = root
print "upload root", root, root.id, activity['id']
else:
learning_activity = LearningActivity(
parent=parent,
root=root,
name=activity['learning_activity']['name'],
uri=activity['learning_activity']['uri'],
lom=activity['learning_activity']['lom'] or "",
attempt_limit=activity['learning_activity']['attempt_limit'],
available_until=activity['learning_activity']['available_until'],
available_from=activity['learning_activity']['available_from'],
description=activity['learning_activity']['description'],
image=activity['learning_activity']['image'],
pre_condition_rule=add_precondition(
activity['learning_activity']['rules']) or "",
rollup_rule=('rollup_rule' in activity['learning_activity']
and activity['learning_activity']['rollup_rule'])
or "",
is_container=activity['learning_activity']['is_container'],
is_visible=activity['learning_activity']['is_visible'],
rules=activity['learning_activity']['rules'] or "",
order_in_container=activity['learning_activity']
['order_in_container'],
choice_exit=activity['learning_activity']['choice_exit'],
rollup_progress=('rollup_progress' in activity['learning_activity']
and
activity['learning_activity']['rollup_progress'])
or "")
learning_activity.save()
print "upload activity", learning_activity
if 'children' in activity:
if activity['children']:
for child in activity['children']:
_traverse_upload(child, parent=learning_activity, root=root)
else:
pass
def create_empty_course(url,
user,
name='New Course',
short_description="",
is_private=False):
learning_activity = LearningActivity(parent=None,
root=None,
is_container=True,
name=name,
uri='/activity/' + url)
learning_activity.save()
course = Course(short_description=short_description,
root=learning_activity,
private=is_private)
course.save()
auth = AuthorLearningActivity(user=user,
learning_activity=learning_activity)
auth.save()
return learning_activity.id, learning_activity.uri
def _traverse_update(activity, parent=None, root=None, user=None):
learning_activity = None
#If root is None then this is the root activity,
#it must be created in advance, so we get the activity.
if root is None:
root = LearningActivity.objects.get(pk=activity['id'])
if 'state' not in activity['learning_activity']:
print "Root:SAVE"
root.name = activity['learning_activity']['name']
root.uri = activity['learning_activity']['uri']
root.lom = activity['learning_activity']['lom'] or ""
root.attempt_limit = activity['learning_activity']['attempt_limit']
root.available_until = activity['learning_activity'][
'available_until']
root.available_from = activity['learning_activity'][
'available_from']
root.description = activity['learning_activity']['description']
root.image = activity['learning_activity']['image']
root.rules = activity['learning_activity']['rules'] or ""
root.pre_condition_rule = add_precondition(
activity['learning_activity']['rules']) or ""
root.rollup_rule = (
'rollup_rule' in activity['learning_activity']
and activity['learning_activity']['rollup_rule']) or ""
root.save()
learning_activity = root
elif 'state' in activity['learning_activity'] and activity[
'learning_activity']['state'] == 'Added':
learning_activity = LearningActivity(
parent=parent,
root=root,
name=activity['learning_activity']['name'],
uri=activity['learning_activity']['uri'],
lom=activity['learning_activity']['lom'] or "",
attempt_limit=activity['learning_activity']['attempt_limit'],
available_until=activity['learning_activity']['available_until'],
available_from=activity['learning_activity']['available_from'],
description=activity['learning_activity']['description'],
image=activity['learning_activity']['image'],
pre_condition_rule=add_precondition(
activity['learning_activity']['rules']) or "",
rollup_rule=activity['learning_activity']['rollup_rule'],
is_container=activity['learning_activity']['is_container'],
is_visible=activity['learning_activity']['is_visible'],
rules=activity['learning_activity']['rules'] or "",
order_in_container=activity['learning_activity']
['order_in_container'],
choice_exit=activity['learning_activity']['choice_exit'],
rollup_progress=activity['learning_activity']['rollup_progress'])
learning_activity.save()
#Subscribe students taking the course to the new activity
subscribed_users = root.activity_tree.all()
for subscription in subscribed_users:
ula = UserLearningActivity(user=subscription.user,
learning_activity=learning_activity)
ula.save()
elif 'state' in activity['learning_activity'] and activity[
'learning_activity']['state'] == "Deleted":
learning_activity = LearningActivity.objects.get(
pk=activity['learning_activity']['id'])
learning_activity.delete()
else:
#We need to update the learning activity
learning_activity = LearningActivity.objects.get(
pk=activity['learning_activity']['id'])
learning_activity.parent = parent
learning_activity.root = root
learning_activity.name = activity['learning_activity']['name']
learning_activity.uri = activity['learning_activity']['uri']
learning_activity.lom = activity['learning_activity']['lom'] or ""
learning_activity.attempt_limit = activity['learning_activity'][
'attempt_limit']
learning_activity.available_until = activity['learning_activity'][
'available_until']
learning_activity.available_from = activity['learning_activity'][
'available_from']
learning_activity.description = activity['learning_activity'][
'description']
learning_activity.image = activity['learning_activity']['image']
learning_activity.pre_condition_rule = add_precondition(
activity['learning_activity']['rules']) or ""
learning_activity.rollup_rule = (
'rollup_rule' in activity['learning_activity']
and activity['learning_activity']['rollup_rule']) or ""
learning_activity.is_container = activity['learning_activity'][
'is_container']
learning_activity.is_visible = activity['learning_activity'][
'is_visible']
learning_activity.order_in_container = activity['learning_activity'][
'order_in_container']
learning_activity.choice_exit = activity['learning_activity'][
'choice_exit']
learning_activity.rules = activity['learning_activity']['rules'] or ""
learning_activity.rollup_progress = (
'rollup_progress' in activity['learning_activity']
and activity['learning_activity']['rollup_progress']) or ""
print activity['learning_activity']['name'].encode(
'utf-8'), activity['learning_activity']['choice_exit']
learning_activity.save()
if 'children' in activity:
if activity['children']:
for child in activity['children']:
_traverse_update(child, parent=learning_activity, root=root)
else:
pass
