def serialization_notifications_callback(channel, method, properties, body):
obj_data = simplejson.loads(body)
obj_type = obj_data.get("obj_type")
domain_model = getattr(domain, obj_type, None)
if domain_model:
obj_key = valueKey(obj_data.get("obj_key"))
session = Session()
obj = session.query(domain_model).get(obj_key)
if obj:
try:
publish_to_xml(obj)
except Exception, e:
notify_serialization_failure(SERIALIZE_FAILURE_TEMPLATE,
obj=obj, message=obj_data, error=e
)
channel.basic_ack(delivery_tag=method.delivery_tag)
else:
log.error("Could not query object of type %s with key %s. "
"Check database records - Rejecting message.",
domain_model, obj_key
)
#Reject the message
channel.basic_reject(delivery_tag=method.delivery_tag,
requeue=False
)
session.close()
def serialization_notifications_callback(channel, method, properties, body):
obj_data = simplejson.loads(body)
obj_type = obj_data.get("obj_type")
domain_model = getattr(domain, obj_type, None)
if domain_model:
obj_key = valueKey(obj_data.get("obj_key"))
session = Session()
obj = session.query(domain_model).get(obj_key)
if obj:
try:
publish_to_xml(obj)
except Exception, e:
notify_serialization_failure(SERIALIZE_FAILURE_TEMPLATE,
obj=obj,
message=obj_data,
error=e)
channel.basic_ack(delivery_tag=method.delivery_tag)
else:
log.error(
"Could not query object of type %s with key %s. "
"Check database records - Rejecting message.", domain_model,
obj_key)
#Reject the message
channel.basic_reject(delivery_tag=method.delivery_tag,
requeue=False)
session.close()
def getValueKey(self, context):
"""iterate through the parents until you get a valueKey """
if context.__parent__ is None:
return None
else:
try:
value_key = valueKey(context.__parent__.__name__)[0]
except:
value_key = self.getValueKey(context.__parent__)
return value_key
def getValueKey(self, context):
"""iterate through the parents until you get a valueKey """
if context.__parent__ is None:
return None
else:
try:
value_key = valueKey( context.__parent__.__name__ )[0]
except:
value_key = self.getValueKey( context.__parent__)
return value_key
def get(self, name, default=None):
try:
key = valueKey(name)
except KeyError:
return default
#value = self._query.get(key)
# sqlalchemy 0.5.x does thow an exception instead of a warning as in .4.x:
# InvalidRequestError: Query.get() being called on a Query with existing criterion.
session = Session()
value = session.query(self.domain_model).get(key)
if value is None:
return default
value = contained(value, self, stringKey(value))
return value
def get(self, name, default=None):
try:
key = valueKey(name)
except KeyError:
return default
# value = self._query.get(key)
# sqlalchemy 0.5.x does thow an exception instead of a warning as in .4.x:
# InvalidRequestError: Query.get() being called on a Query with existing criterion.
session = Session()
value = session.query(self.domain_model).get(key)
if value is None:
return default
value = contained(value, self, stringKey(value))
return value
def resolve(self, id):
class_path, oid = id.split('-', 1)
domain_class = resolve.resolve(class_path)
session = Session()
value_key = container.valueKey(oid)
return session.query(domain_class).get(value_key)
def resolve(self, id):
class_path, oid = id.split('-', 1)
domain_class = resolve.resolve(class_path)
session = Session()
value_key = container.valueKey(oid)
return session.query(domain_class).get(value_key)
