def _add_all(objs, data):
#if present, updating objects with some fields that are not loaded
#by default by schemas
id_field = '{}_id'.format(objs[0].__class__.__name__.lower())
for obj, dct in zip(objs, data):
if 'created_at' in dct:
obj.created_at = get_datetime(dct['created_at'])
if 'updated_at' in dct:
obj.updated_at = get_datetime(dct['updated_at'])
if id_field in dct:
setattr(obj, id_field, dct[id_field])
db.session.flush()
db.session.add_all(objs)
db.session.commit()
def check_post_time_interval(user, model_cls):
if BypassAntiFlood.is_granted(user):
return
last_post = order_query(model_cls.query.filter_by(user_id=user.user_id),
by='newest').first()
if last_post is None:
return
diff_secs = (get_now() -
get_datetime(last_post.created_at)).total_seconds()
if int(diff_secs) < current_app.config['MIN_POST_TIME_INTERVAL']:
raise TooManyRequests('not outside minimum time interval for posting')
def deserialize(data, model_cls=None):
new_dct = {}
for k, v in data.items():
if k.endswith('_id') or k.startswith('n_'):
new_dct[k] = int(v)
elif k.endswith('_at'):
new_dct[k] = get_datetime(v)
elif k == 'password':
new_dct[k] = generate_hash(v)
else:
new_dct[k] = str(v)
obj = new_dct if model_cls is None else model_cls(**new_dct)
return obj
def _deserialize(self, value, attr, obj, **kwargs):
if not value:
return super()._deserialize(value, attr, obj, **kwargs)
return get_datetime(value)
def _serialize(self, value, attr, obj, **kwargs):
if value is None:
return super()._serialize(value, attr, obj, **kwargs)
return get_datetime(value).isoformat()