def post_sole(course_id):
"""Create a new sole.
"""
# authenticate the user
user, err = auth.get_user_from_request(db, request)
if err:
return json_error(err)
# validate and format the POST data
user_id = str(user.get('id'))
data = json.loads(request.data)
s = Sole.format_params_for_create(user_id, data)
err = Sole.validate_params_for_create(s)
if err:
return json_error(err)
# create the sole
sole_id = Sole.create_new_sole(db, s)
# format response
s = Sole.find_by_id(db, sole_id)
ss = User.update_sole_with_students(db, s)
# enqueue an email to be sent to the creator
resq.enqueue(EmailCreator, str(sole_id))
return json.dumps(ss)
def patch_sole(course_id, sole_id):
""" Join or leave a sole
"""
user, err = auth.get_user_from_request(db, request)
if not user:
return json_error("User not found")
sole = Sole.find_by_id(db, sole_id)
if not sole:
return json_error("that study group doesn't exist")
# if the new set of student ids makes sense, use them
data = json.loads(request.data)
current_sids = sole.get(Sole.A_STUDENT_IDS)
new_sids = data.get(Sole.A_STUDENT_IDS)
user_id = user.get('id')
resp = None
action = None
if (set(current_sids) - set(new_sids)) == set([user_id]):
resp = Sole.leave_sole_by_id(db, sole_id, user_id)
action = 'left'
elif (set(new_sids) - set(current_sids)) == set([user_id]):
resp = Sole.join_sole_by_id(db, sole_id, user_id)
action = 'joined'
else:
return json_error("Invalid new student_ids")
# return the new model
if resp:
s = Sole.find_by_id(db, sole_id)
ns = User.update_sole_with_students(db, s)
resq.enqueue(EmailGroup, action, sole_id, user_id)
return json.dumps(ns)
else:
return json_error("Some other error")
