Source code for canberry.views
"""
Views of the flask application
"""
from __future__ import absolute_import, division, print_function
import json
import math
import time
from flask import abort, request
from . import logic
from . import app
from .utils import add_timestamp, DummySensor, static_vars
@app.route('/')
[docs]def index():
return app.send_static_file('index.html')
@app.route('/sensors')
[docs]def list_sensors():
sensors = sorted(logic.Sensor.list_all().values())
return json.dumps(sensors)
@app.route('/sensors/<sensor>', methods=['GET'])
[docs]def read_sensor(sensor):
if logic.is_sensor_known(sensor):
try:
response = logic.read_sensor(sensor)
add_timestamp(response)
return json.dumps(response)
except Exception as e:
return str(e), 500
else:
return abort(404)
@app.route('/sensors/<sensor>', methods=['POST'])
[docs]def write_sensor(sensor):
if logic.is_sensor_known(sensor):
try:
new_value = int(round(request.form['newValue'], 0))
logic.write_sensor(sensor, new_value)
except Exception as e:
return str(e), 500
return '', 204
else:
return abort(404)
@static_vars(dummy=DummySensor())
@app.route('/sensors/dummy1', methods=['GET', 'POST'])
[docs]def handle_dummy1():
if request.method == 'GET': # read
response = handle_dummy1.dummy.read()
add_timestamp(response)
return json.dumps(response)
else: # write
handle_dummy1.dummy.set(request.form['newValue'])
return '', 204
@static_vars(dummy=DummySensor(trans=0.5, scale=1.5))
@app.route('/sensors/dummy2', methods=['GET', 'POST'])
[docs]def handle_dummy2():
if request.method == 'GET': # read
response = handle_dummy2.dummy.read()
add_timestamp(response)
return json.dumps(response)
else: # write
handle_dummy2.dummy.set(request.form['newValue'])
return '', 204