def handle_state_change():
"""
handle_state_change checks the state_change_queue.
Clients put a message on this queue if one of their variables
changed, like the temperature or hatch-open/close.
This function listens for new messages on that queue and
handles them by sending a message to api-clients to
notify them of the change.
"""
while True:
change = state_change_queue.get()
url = "/module/" + change.module_id
if change.new is not None:
url += "/add"
change.value = api.format_module(change.value.name, change.value)
elif change.sensor_id is not None:
url += ("/sensor/" + change.sensor_id + "/dataitem/" +
change.data_item)
else:
url += "/dataitem/" + change.data_item
count = api.send_request(url, change.value)
if SPAM_DEBUG:
print("Informed api clients of modified state", url, change.value,
". Clients count:", count)
def __check_quit_queue(self):
while True:
try:
port = self.client_stop_queue.get(block=False)
if port is None:
break
if port in self.clients:
name = self.clients[port].name
del self.clients[port]
print("Removed client:", port)
api.send_request("/module/" + name + "/delete")
if SPAM_DEBUG:
print("Informed api clients of removed module")
except Empty:
break
def send_image():
json = request.get_json(force=True)
img = json['img']['data']['data']
img_width = json['img']['width']
img_height = json['img']['height']
api_response = api.send_request(img, img_width, img_height)
resp = make_response(jsonify(api_response), 200)
resp.mimetype = "application/json"
resp.headers['X-Content-Type-Options'] = 'nosniff'
resp.headers['Content-Type'] = "application/json"
return resp
def delete(name):
req_body = {}
req_body["verb"]="delete_pub"
req_body["attributes"]={}
req_body["attributes"]["name"]=name
response = api.send_request(req_body)
code = response["res_number"]
if code==404:
return -1
elif code==200:
return 0
else:
return -100
def newSub(pub_name):
req_body = {}
req_body["verb"] = "sub"
req_body["attributes"] = {}
new_sub_id = str(uuid.uuid4())
req_body["attributes"]["id"] = new_sub_id
req_body["attributes"]["pub_name"] = pub_name
response = api.send_request(req_body)
if response["status"] == "ok":
sub = Subscription(pub_name, response["message"], new_sub_id)
return sub
else:
raise Exception("publication does not exist")
def newSub(pub_name):
req_body = {}
req_body["verb"] = "sub"
req_body["attributes"] = {}
new_sub_id = str(uuid.uuid4())
req_body["attributes"]["id"] = new_sub_id
req_body["attributes"]["pub_name"] = pub_name
response = api.send_request(req_body)
if response["status"] == "ok":
sub = Subscription(pub_name, response["message"], new_sub_id)
return sub
else:
raise Exception("publication does not exist")
def create(name, body_str):
req_body = {}
req_body["verb"]="new_pub"
req_body["attributes"]={}
req_body["attributes"]["name"]=name
try:
body_obj = json.loads(body_str)
except:
return -1
req_body["attributes"]["content"]=body_obj
response = api.send_request(req_body)
if response["res_number"]==420:
return -2
else:
return 0
def replace(name, new_content_str):
try:
new_content = json.loads(new_content_str)
except:
return -3
req_body = {}
req_body["verb"]="replace_pub"
req_body["attributes"]={}
req_body["attributes"]["pub_name"]=name
req_body["attributes"]["new_content"]=new_content
response = api.send_request(req_body)
res_number = response["res_number"]
#print(response)
if res_number==404:
return -1
elif res_number==200:
return 0
else:
return -100
def update(name, patch_to_apply):
req_body = {}
req_body["verb"]="update_pub"
req_body["attributes"]={}
req_body["attributes"]["pub_name"]=name
try:
patch_to_apply = json.loads(patch_to_apply)
except:
return -3
req_body["attributes"]["changes"]=patch_to_apply
response = api.send_request(req_body)
res_number = response["res_number"]
if res_number==300:
#invalid patch:
return -1
elif res_number==404:
return -2
elif res_number==200:
return 0
else:
return -100
def translateContent(text):
content = send_request(text)
# return jsonify({'content': content})
var = '.'.join(content)
return var
def translate():
text = request.args.get('text')
content = send_request(text)
return jsonify({'content': content})
