def couch_post_save(sender, instance, created, **kwargs):
"""
Signal for saving your model to a couchdb.
Assumptions:
The instance of the model passed in should be an extension of CouchModel
The inherited _id field never changes after writing
You are always willing to overwrite the latest changes without warning
"""
db = check_model_preconditions_for_save(instance)
instance_dict = model_to_dict(instance)
save_dict(db, instance_dict, created)
def couch_user_post_save(sender, instance, created, **kwargs):
"""
Signal for saving your user and profile to a couchdb.
Assumptions:
The instance of the model passed in should be an extension of CouchModel
The inherited _id field never changes after writing
"""
db = check_model_preconditions_for_save(instance)
user = getattr(instance, "user", None)
if user is None:
raise ModelPreconditionNotMet("You are saving a profile without an attached user!")
instance_dict = model_to_dict(instance)
# now change the user to actually be a full user dict, not just the
# pk.
user_dict = model_to_dict(user)
instance_dict[const.USER_KEY] = user_dict
save_dict(db, instance_dict, created)
