tipfy - ユーザー認証チュートリアル
ちょっとしたアプリを作るときに、必ず必要になるのがユーザー認証の機能です。tipfy はあらかじめ幾つかの認証方法をサポートしています。
- Datastore (自分のアプリで認証情報を管理する）
- OpenID
- OAuth
- App Engine の Google アカウント認証
これらの認証機能を組み合わせて使ったり、自前の認証機能を作って使うことができるそうです。
App Engine の Google アカウント認証
config.py で tipfy.ext.user を有効にする
1 # -*- coding: utf-8 -*-
2 """
3 config
4 ~~~~~~
5
6 Configuration settings.
7
8 :copyright: 2009 by tipfy.org.
9 :license: BSD, see LICENSE for more details.
10 """
11 config = {}
12
13 # Configurations for the 'tipfy' module.
14 config['tipfy'] = {
15 # Some extensions enabled by default: interactive debugger,
16 # internationalization and user accounts.
17 'extensions': [
18 'tipfy.ext.debugger',
19 'tipfy.ext.i18n',
20 'tipfy.ext.user', # <<<<<<<<<< この extensions を入れる
21 ],
22 }
/apps |__ /users | |__ __init__.py | |__ handlers.py | |__ urls.py | |__ __init__.py
/apps/users/handlers.py
1 from google.appengine.api import users
2
3 from tipfy import RequestHandler, request, response, redirect
4 from tipfy.ext.jinja2 import render_response
5 from tipfy.ext.user import create_login_url, create_logout_url, \
get_auth_system, get_current_user
6
7
8 class SignupHandler(RequestHandler):
9 error = None
10
11 def get(self, **kwargs):
12 context = {
13 'current_url': request.url,
14 'error': self.error,
15 }
16 return render_response('users/signup.html', **context)
17
18 def post(self, **kwargs):
19 username = request.form.get('username', '').strip()
20 email = request.form.get('email', '').strip()
21
22 if username and email:
23 # Create an unique auth id for this user.
24 # For GAE auth, we use 'gae|' + the gae user id.
25 auth_id = 'gae|%s' % users.get_current_user().user_id()
26
27 # Set the properties of our user.
28 kwargs = {
29 'email': email,
30 'is_admin': users.is_current_user_admin(),
31 }
32
33 # Save user to datastore.
34 user = get_auth_system().create_user(username, auth_id, **kwargs)
35
36 if user is None:
37 # If no user is returned, the username already exists.
38 self.error = 'Username already exists. Please choose a different one.'
39 else:
40 # User was saved: redirect to the previous URL.
41 return redirect(request.args.get('redirect', '/'))
42
43 return self.get()
44
45 class HomeHandler(RequestHandler):
46 def get(self, **kwargs):
47 context = {
48 'user': get_current_user(),
49 'login_url': create_login_url(request.url),
50 'logout_url': create_logout_url(request.url),
51 }
52 return render_response('home.html', **context)
templates/users/signup.html
<html>
<body>
<h1>Please choose an username and confirm your e-mail:</h1>
{% if error %}
<h3>{{ error }}</h3>
{% endif %}
<form method="post" action="{{ current_url }}">
<p><label for="username">Username</label>
<input type="text" id="username" name="username"><p>
<p><label for="email">E-mail</label>
<input type="text" id="email" name="email"></p>
<p><input type="submit" name="submit" value="save"></p>
</form>
</body>
</html>templates/users/home.html
<html>
<body>
{% if user %}
<p>Logged in as {{ user.username }}. <a href="{{ logout_url }}">Logout</a></p>
{% else %}
<p><a href="{{ login_url }}">Login</a></p>
{% endif %}
</body>
</html>apps/users/urls.py
1 from tipfy import Rule
2
3 def get_rules():
4 rules = [
5 Rule('/', endpoint='home', handler='apps.users.handlers.HomeHandler'),
6 Rule('/accounts/signup', endpoint='users/signup', handler='apps.users.handlers.SignupHandler'),
7 ]
8
9 return rules
config.py でアプリを有効にする
1 # -*- coding: utf-8 -*-
2 """
3 config
4 ~~~~~~
5
6 Configuration settings.
7
8 :copyright: 2009 by tipfy.org.
9 :license: BSD, see LICENSE for more details.
10 """
11 config = {}
12
13 # Configurations for the 'tipfy' module.
14 config['tipfy'] = {
15 # Some extensions enabled by default: interactive debugger,
16 # internationalization and user accounts.
17 'extensions': [
18 'tipfy.ext.debugger',
19 'tipfy.ext.i18n',
20 'tipfy.ext.user',
21 ],
22 # ↓↓↓↓↓ 以下を追加してアプリをインストール ↓↓↓↓↓
23 'apps_installed': [
24 'apps.users',
25 ],
26 }
自分のアプリで認証する
tipfy - small Python framework for App Engine