def validate(cls, user):
param_errors = []
params = dict(
title=request.json.get("title"),
description=request.json.get("description"),
scheduled_from=datetime_from_json(request.json.get("scheduled_from")),
creator_id=user.id,
location=request.json.get("location"),
city_id=request.json.get("city_id"),
)
missing_params = [k for k, v in params.iteritems() if v in ["", None]]
param_errors = ['Field "%s" not specified.' % k for k in missing_params]
optional_params = dict(scheduled_until=datetime_from_json(request.json.get("scheduled_until")))
params.update(optional_params)
# city must exist
if params.get("city_id") and not City.query.filter_by(id=params["city_id"]).first():
param_errors.append('Invalid "city_id" value.')
# can't create activities less than one hour in advance
datetime_max = datetime.now() + timedelta(hours=1)
if params.get("scheduled_from") and params["scheduled_from"] < datetime_max:
param_errors.append('Invalid "scheduled_from" value.')
if params.get("scheduled_until") and params["scheduled_until"] < datetime_max:
param_errors.append('Invalid "scheduled_until" value.')
if param_errors: # in case of errors
return (False, build_error_dict(param_errors))
return (True, params)
def _patch(cls, activity):
params = dict(
title=request.json.get("title"),
description=request.json.get("description"),
scheduled_from=datetime_from_json(request.json.get("scheduled_from")),
location_id=request.json.get("location_id"),
scheduled_until=datetime_from_json(request.json.get("scheduled_until")),
)
for (key, val) in params.iteritems():
curval = getattr(activity, key, None)
if curval != val:
setattr(activity, key, val)
activity.save(commit=True)
return cls._get(activity)
