def __handle_devices_response( self, command, parameters, response ):
logger.debug( "HC2Driver.handle_devices_response: {0}".format( parameters ) )
try:
nodes = json.loads( response )
except:
logger.error( "HC2Driver.handle_devices_response: response is not formated as json: {0}".format( response) )
return
if isinstance(nodes, dict):
"""
response contains single device information
"""
nodes = [nodes]
all_nodes = False
else:
"""
response contains all devices information
"""
all_nodes = True
new_nodes = set()
for node_info in nodes:
node_id = str(node_info['id'])
if all_nodes:
new_nodes.add(node_id)
if node_id in self.__devices:
logger.debug('Node {0}: Updated'.format(node_id))
self.nodes[node_id].update_node_info(node_info)
else:
logger.debug('Node {0}: Added'.format(node_id))
self.lock_nodes()
self.__devices.add( node_id )
self.nodes[node_id] = HC2Device(self.network_id, node_id)
self.nodes[node_id].update_node_info(node_info)
self.release_nodes()
notification = Notification( Notification.Type_NodeAdded )
notification.node_id = node_id
notification.network_id = self.network_id
self.queue_notification( notification )
#self.nodes[node_id].set_query_stage( Node.QueryStage_NodeValues, True )
self.send_query_stage_complete(node_id, Node.QueryStage_NodeInfo )
if all_nodes:
missing_nodes = self.__devices - new_nodes
for node_id in missing_nodes:
logger.debug('Node {0}: Removed'.format(node_id))
self.lock_nodes()
del self.nodes[node_id]
self.release_nodes()
notification = Notification( Notification.Type_NodeRemoved )
notification.node_id = node_id
notification.network_id = self.network_id
self.queue_notification( notification )
return
def add_value(self, value_obj):
logger.debug("Node:add_value: ValueID:%s" % value_obj.value_id)
self.__values.insert(0, value_obj)
notification = Notification( Notification.Type_ValueAdded )
notification.node_id = self._node_id
notification.network_id = self._network_id
notification.value_id = value_obj.value_id
self.driver.queue_notification( notification )
def update(self, value):
self._value = str(value)
notification = Notification( Notification.Type_ValueChanged )
notification.node_id = self.__node_id
notification.network_id = self.__network_id
notification.value_id = self.__id
from has.manager.manager import Manager
driver = Manager.get_driver( self.__network_id )
driver.queue_notification( notification )
def advance_queries(self):
self.add_QSC = False
logger.debug("Node {0}: queryPending={1} queryStage={2}".format(self._node_id, self._query_pending, self.query_stage ) )
while not self._query_pending:
if self.query_stage == Node.QueryStage_None:
logger.debug("Node {0}: Query Stage None".format(self._node_id) )
self.__query_stage = Node.QueryStage_NodeInfo
#logger.debug("advance_queries: Node: {0} Move to stage NodeInfo".format(self._node_id))
self.query_retries = 0
elif self.query_stage == Node.QueryStage_NodeInfo:
logger.debug("Node {0}: Query Stage NodeInfo".format(self._node_id) )
if not self._node_info_received:
self.query_node_info()
#logger.info("advance_queries: Node: {0} Query command sent %s".format(self._node_id))
self._query_pending = True
self.add_QSC = True
else:
#logger.debug("advance_queries: Node: {0} Move to stage NodeValues".format(self._node_id))
self.__query_stage = Node.QueryStage_NodeValues
self.query_retries = 0
elif self.query_stage == Node.QueryStage_NodeValues:
assert self._node_info_received == True, "Advanced to query node values but not info not received"
logger.debug("Node {0}: Query Stage NodeValues".format(self._node_id) )
if not self._values_info_received:
logger.debug("advance_queries: Node: {0} Update values info command send".format(self._node_id) )
self.update_values_info()
self._query_pending = True
self.add_QSC = True
else:
#logger.debug("advance_queries: Node: {0} Move to stage Complete".format(self._node_id))
self.update_values_info()
self.__query_stage = Node.QueryStage_Complete
self.query_retries = 0
elif self.query_stage == Node.QueryStage_Complete:
logger.info("Node {0}: All Queries Complete".format(self._node_id) )
notification = Notification( Notification.Type_NodeQueriesComplete )
notification.node_id = self._node_id
notification.network_id = self._network_id
self.driver.queue_notification( notification )
self.driver.check_completed_node_queries()
return
if self.add_QSC:
#logger.debug("advance_queries: Sending query stage complete: {0}".format(self._node_id))
self.driver.send_query_stage_complete( self._node_id, self.query_stage )
return
def update_node_info(self, node_info):
logger.debug("Node:update_node_info: Node {0}:".format( self._node_id ) )
assert node_info is not None, "Update node info with 'None' value"
changes = set()
if self._node_info is not None:
set_current, set_past = set(node_info.keys()), set(self._node_info.keys())
intersect = set_current.intersection(set_past)
changes = set(o for o in intersect if self._node_info[o] != node_info[o])
self._node_info = node_info
self._node_info_received = True
self._values_info_received = True
if changes:
notification = Notification( Notification.Type_NodeChanged )
notification.node_id = self._node_id
notification.network_id = self._network_id
self.driver.queue_notification( notification )
self.set_query_stage( Node.QueryStage_NodeInfo )