def receiver(self, message):
response = ol.response()
db = ol.db(self.pipeline)
queue = self.queue
generic = message.get("generic")
if generic['type'] == "hello":
self.thread=threading.Thread(target=self.push_notifications, args=(message,queue))
self.thread.daemon=True ## or we hang
self.thread.start()
response.set("type", "hello")
if generic['type'] == "start_push":
self.start_push_notifications()
response.set("type", "start_push")
response.set("error", False)
if generic['type'] == "end_push":
self.end_push_notifications()
response.set("type", "end_push")
response.set("error", False)
if generic['type'] == "send_message":
result = db.two_way_messages.insert(**generic['data'] )
response.set("type","send_message")
if result:
response.set("error",False)
response.set("message",result.as_dict())
else:
response.set("error",True)
message.set("response",response)
return self.pipeline.run(message)
def push_notifications(self,message, queue):
## act as a notifier based on information received in
## our database
db =ol.db(self.pipeline)
started=False
last_queue_msg=""
last_time=time.time()
while True:
try:
queue_msg=queue.get(True,1)
except Exception, exception:
queue_msg=None
cherrypy.log("Queue in State " + str(queue_msg))
if (queue_msg=="STARTED" and not started) or (not queue_msg and started):
started=True
time_now=time.time()
new_messages= db(
(db.two_way_messages.two_way_message_time<=time_now) &
(db.two_way_messages.two_way_message_time>=last_time)
).select()
cherrypy.log("Found messages " + new_messages.as_list().__str__())
ol_response = ol.response()
ol_response.set("type", "push_notification")
ol_response.set("messages", new_messages.as_list())
message.set("response",ol_response)
self.pipeline.run( message )
elif (queue_msg=="STOPPED" and started):
started=False
last_time=time_now
def receiver(self, message):
response = ol.response()
def receiver(self,message):
data = message.get("generic")
db = ol.db(self.pipeline)
response = ol.response()
if data:
#cherrypy.log("received request of:")
#cherrypy.log(data.__str__())
if data:
if data['type'] == "draw":
self.insert("collab_tool_drawings",
user_id=data['data']['user_id'],
topCoords=data['data']['top'],
leftCoords=data['data']['left'],
chalkColor=data['data']['chalkColor'],
time=str(data['data']['time'])
)
elif data['type'] == "leaveMember":
theUser = self.query(db.collab_tool_users.id == data['data']['user_id']).first()
if theUser:
self.query(db.collab_tool_users.id == data['data']['user_id']).first().update(status=0)
#elif data['type'] == "welcome":
elif data['type'] == "newMember":
userRequested = data['data']['user']
currentMember = self.query(db.collab_tool_users.nickName == userRequested['nickName']).first()
if currentMember:
response.set("error", True)
response.set("message","Someone has taken this username")
else:
newMember = self.insert("collab_tool_users",
nickName=userRequested['nickName'],
joined=str(time.time()),
status=1
)
response.set("error",False)
response.set("user", newMember.as_dict())
response.set("time", time.time())
response.set("message", "You have joined the collab tool successfully")
elif data['type'] == "chat":
self.insert("collab_tool_messages",
user_id=data['data']['user_id'],
message=data['data']['message'],
time=str(data['data']['time'])
#status=time.time()
)
elif data['type'] == "sync":
if 'lastUpdate' in data['data'].keys():
lastUpdateTime = float(data['data']['lastUpdate']) - 10
## Experiemental COMET style websocket. Does not currently work :(
# uncomment if your wild
#users = self.count((db.collab_tool_users.joined > lastUpdateTime) & (db.collab_tool_users.status == "1"))
#messages = self.count(db.collab_tool_messages.time > lastUpdateTime)
#drawings = self.count(db.collab_tool_drawings.time > lastUpdateTime)
#while users == 0 and messages == 0 and drawings == 0:
# users = self.count((db.collab_tool_users.joined > lastUpdateTime) & (db.collab_tool_users.status == "1"))
# drawings = self.count(db.collab_tool_drawings.time > lastUpdateTime)
# messages = self.count(db.collab_tool_messages.time > lastUpdateTime)
users = self.query((db.collab_tool_users.joined > lastUpdateTime) & ( db.collab_tool_users.status == "1"))
messages = self.query(db.collab_tool_messages.time > lastUpdateTime, join=db.collab_tool_users.on(db.collab_tool_users.id == db.collab_tool_messages.user_id))
drawings = self.query(db.collab_tool_drawings.time > lastUpdateTime)
else:
users = self.query(db.collab_tool_users.status == "1")
messages = self.query(db.collab_tool_messages, join=db.collab_tool_users.on(db.collab_tool_users.id==db.collab_tool_messages.user_id))
drawings = self.query(db.collab_tool_drawings)
response.set("users",users.as_list())
response.set("messages", messages.as_list())
response.set("drawings",drawings.as_list())
response.set("type", data['type'])
#if data['type'] == "newMember":
# cherrypy.log(response.as_dict().__str__())
#cherrypy.
response.set("type",data['type'])
message.set("response", response)
self.pipeline.run(message)
