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main.py

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# Copyright 2013 Google, Inc

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

# http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

import json

import model

import webapp2

def AsDict(guest):

return {'id': guest.key.id(), 'first': guest.first, 'last': guest.last}

class RestHandler(webapp2.RequestHandler):

def dispatch(self):

# time.sleep(1)

super(RestHandler, self).dispatch()

def SendJson(self, r):

self.response.headers['content-type'] = 'text/plain'

self.response.write(json.dumps(r))

class QueryHandler(RestHandler):

def get(self):

guests = model.AllGuests()

r = [AsDict(guest) for guest in guests]

self.SendJson(r)

class UpdateHandler(RestHandler):

def post(self):

r = json.loads(self.request.body)

guest = model.UpdateGuest(r['id'], r['first'], r['last'])

r = AsDict(guest)

self.SendJson(r)

class InsertHandler(RestHandler):

def post(self):

r = json.loads(self.request.body)

guest = model.InsertGuest(r['first'], r['last'])

r = AsDict(guest)

self.SendJson(r)

class DeleteHandler(RestHandler):

def post(self):

r = json.loads(self.request.body)

model.DeleteGuest(r['id'])

APP = webapp2.WSGIApplication([

('/rest/query', QueryHandler),

('/rest/insert', InsertHandler),

('/rest/delete', DeleteHandler),

('/rest/update', UpdateHandler),

], debug=True)