| #!/usr/bin/python2.5 |
| |
| # Copyright (C) 2010 The Android Open Source Project |
| # |
| # 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. |
| |
| """Defines Django forms for inserting/updating/viewing data |
| to/from SampleSyncAdapter datastore.""" |
| |
| import cgi |
| import datetime |
| import os |
| |
| from google.appengine.ext import db |
| from google.appengine.ext import webapp |
| from google.appengine.ext.webapp import template |
| from google.appengine.ext.db import djangoforms |
| from model import datastore |
| |
| import wsgiref.handlers |
| |
| |
| class UserForm(djangoforms.ModelForm): |
| """Represents django form for entering user info.""" |
| |
| class Meta: |
| model = datastore.User |
| |
| |
| class UserInsertPage(webapp.RequestHandler): |
| """Inserts new users. GET presents a blank form. POST processes it.""" |
| |
| def get(self): |
| self.response.out.write('<html><body>' |
| '<form method="POST" ' |
| 'action="/add_user">' |
| '<table>') |
| # This generates our shopping list form and writes it in the response |
| self.response.out.write(UserForm()) |
| self.response.out.write('</table>' |
| '<input type="submit">' |
| '</form></body></html>') |
| |
| def post(self): |
| data = UserForm(data=self.request.POST) |
| if data.is_valid(): |
| # Save the data, and redirect to the view page |
| entity = data.save(commit=False) |
| entity.put() |
| self.redirect('/users') |
| else: |
| # Reprint the form |
| self.response.out.write('<html><body>' |
| '<form method="POST" ' |
| 'action="/">' |
| '<table>') |
| self.response.out.write(data) |
| self.response.out.write('</table>' |
| '<input type="submit">' |
| '</form></body></html>') |
| |
| |
| class UserEditPage(webapp.RequestHandler): |
| """Edits users. GET presents a form prefilled with user info |
| from datastore. POST processes it.""" |
| |
| def get(self): |
| id = int(self.request.get('user')) |
| user = datastore.User.get(db.Key.from_path('User', id)) |
| self.response.out.write('<html><body>' |
| '<form method="POST" ' |
| 'action="/edit_user">' |
| '<table>') |
| # This generates our shopping list form and writes it in the response |
| self.response.out.write(UserForm(instance=user)) |
| self.response.out.write('</table>' |
| '<input type="hidden" name="_id" value="%s">' |
| '<input type="submit">' |
| '</form></body></html>' % id) |
| |
| def post(self): |
| id = int(self.request.get('_id')) |
| user = datastore.User.get(db.Key.from_path('User', id)) |
| data = UserForm(data=self.request.POST, instance=user) |
| if data.is_valid(): |
| # Save the data, and redirect to the view page |
| entity = data.save(commit=False) |
| entity.updated = datetime.datetime.utcnow() |
| entity.put() |
| self.redirect('/users') |
| else: |
| # Reprint the form |
| self.response.out.write('<html><body>' |
| '<form method="POST" ' |
| 'action="/edit_user">' |
| '<table>') |
| self.response.out.write(data) |
| self.response.out.write('</table>' |
| '<input type="hidden" name="_id" value="%s">' |
| '<input type="submit">' |
| '</form></body></html>' % id) |
| |
| |
| class UsersListPage(webapp.RequestHandler): |
| """Lists all Users. In addition displays links for editing user info, |
| viewing user's friends and adding new users.""" |
| |
| def get(self): |
| users = datastore.User.all() |
| template_values = { |
| 'users': users |
| } |
| |
| path = os.path.join(os.path.dirname(__file__), 'templates', 'users.html') |
| self.response.out.write(template.render(path, template_values)) |
| |
| |
| class UserCredentialsForm(djangoforms.ModelForm): |
| """Represents django form for entering user's credentials.""" |
| |
| class Meta: |
| model = datastore.UserCredentials |
| |
| |
| class UserCredentialsInsertPage(webapp.RequestHandler): |
| """Inserts user credentials. GET shows a blank form, POST processes it.""" |
| |
| def get(self): |
| self.response.out.write('<html><body>' |
| '<form method="POST" ' |
| 'action="/add_credentials">' |
| '<table>') |
| # This generates our shopping list form and writes it in the response |
| self.response.out.write(UserCredentialsForm()) |
| self.response.out.write('</table>' |
| '<input type="submit">' |
| '</form></body></html>') |
| |
| def post(self): |
| data = UserCredentialsForm(data=self.request.POST) |
| if data.is_valid(): |
| # Save the data, and redirect to the view page |
| entity = data.save(commit=False) |
| entity.put() |
| self.redirect('/users') |
| else: |
| # Reprint the form |
| self.response.out.write('<html><body>' |
| '<form method="POST" ' |
| 'action="/add_credentials">' |
| '<table>') |
| self.response.out.write(data) |
| self.response.out.write('</table>' |
| '<input type="submit">' |
| '</form></body></html>') |
| |
| |
| class UserFriendsForm(djangoforms.ModelForm): |
| """Represents django form for entering user's friends.""" |
| |
| class Meta: |
| model = datastore.UserFriends |
| exclude = ['deleted', 'username'] |
| |
| |
| class UserFriendsInsertPage(webapp.RequestHandler): |
| """Inserts user's new friends. GET shows a blank form, POST processes it.""" |
| |
| def get(self): |
| user = self.request.get('user') |
| self.response.out.write('<html><body>' |
| '<form method="POST" ' |
| 'action="/add_friend">' |
| '<table>') |
| # This generates our shopping list form and writes it in the response |
| self.response.out.write(UserFriendsForm()) |
| self.response.out.write('</table>' |
| '<input type = hidden name = "user" value = "%s">' |
| '<input type="submit">' |
| '</form></body></html>' % user) |
| |
| def post(self): |
| data = UserFriendsForm(data=self.request.POST) |
| if data.is_valid(): |
| user = self.request.get('user') |
| # Save the data, and redirect to the view page |
| entity = data.save(commit=False) |
| entity.username = user |
| query = datastore.UserFriends.all() |
| query.filter('username = ', user) |
| query.filter('friend_handle = ', entity.friend_handle) |
| result = query.get() |
| if result: |
| result.deleted = False |
| result.updated = datetime.datetime.utcnow() |
| result.put() |
| else: |
| entity.deleted = False |
| entity.put() |
| self.redirect('/user_friends?user=' + user) |
| else: |
| # Reprint the form |
| self.response.out.write('<html><body>' |
| '<form method="POST" ' |
| 'action="/add_friend">' |
| '<table>') |
| self.response.out.write(data) |
| self.response.out.write('</table>' |
| '<input type="submit">' |
| '</form></body></html>') |
| |
| |
| class UserFriendsListPage(webapp.RequestHandler): |
| """Lists all friends for a user. In addition displays links for removing |
| friends and adding new friends.""" |
| |
| def get(self): |
| user = self.request.get('user') |
| query = datastore.UserFriends.all() |
| query.filter('deleted = ', False) |
| query.filter('username = ', user) |
| friends = query.fetch(50) |
| template_values = { |
| 'friends': friends, |
| 'user': user |
| } |
| path = os.path.join(os.path.dirname(__file__), |
| 'templates', 'view_friends.html') |
| self.response.out.write(template.render(path, template_values)) |
| |
| |
| class DeleteFriendPage(webapp.RequestHandler): |
| """Processes delete friend request.""" |
| |
| def get(self): |
| user = self.request.get('user') |
| friend = self.request.get('friend') |
| query = datastore.UserFriends.all() |
| query.filter('username =', user) |
| query.filter('friend_handle =', friend) |
| result = query.get() |
| result.deleted = True |
| result.updated = datetime.datetime.utcnow() |
| result.put() |
| |
| self.redirect('/user_friends?user=' + user) |
| |
| |
| def main(): |
| application = webapp.WSGIApplication( |
| [('/add_user', UserInsertPage), |
| ('/users', UsersListPage), |
| ('/add_credentials', UserCredentialsInsertPage), |
| ('/add_friend', UserFriendsInsertPage), |
| ('/user_friends', UserFriendsListPage), |
| ('/delete_friend', DeleteFriendPage), |
| ('/edit_user', UserEditPage) |
| ], |
| debug=True) |
| wsgiref.handlers.CGIHandler().run(application) |
| |
| if __name__ == '__main__': |
| main() |
