spantaleev/.gitignore

## .gitignore
*.pyc
env
static/js

## .gitkeep

      
    Raw
  

              .gitkeep
            
          
## itis.py
from werkzeug.datastructures import CallbackDict
from flask.sessions import SessionInterface, SessionMixin
from itsdangerous import URLSafeTimedSerializer, BadSignature

class ItsdangerousSession(CallbackDict, SessionMixin):

    def __init__(self, initial=None):
        def on_update(self):
            self.modified = True
        CallbackDict.__init__(self, initial, on_update)
        self.modified = False


class ItsdangerousSessionInterface(SessionInterface):
    salt = 'cookie-session'
    session_class = ItsdangerousSession

    def get_serializer(self, app):
        if not app.secret_key:
            return None
        return URLSafeTimedSerializer(app.secret_key,
                                      salt=self.salt)

    def open_session(self, app, request):
        s = self.get_serializer(app)
        if s is None:
            return None
        val = request.cookies.get(app.session_cookie_name)
        if not val:
            return self.session_class()
        max_age = app.permanent_session_lifetime.total_seconds()
        try:
            data = s.loads(val, max_age=max_age)
            return self.session_class(data)
        except BadSignature:
            return self.session_class()

    def save_session(self, app, session, response):
        domain = self.get_cookie_domain(app)
        if not session:
            if session.modified:
                response.delete_cookie(app.session_cookie_name,
                                   domain=domain)
            return
        expires = self.get_expiration_time(app, session)
        val = self.get_serializer(app).dumps(dict(session))
        response.set_cookie(app.session_cookie_name, val,
                            expires=expires, httponly=True,
                            domain=domain)

## login.html
<html>
<head>
    <script type="text/javascript"
        src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
    <script type="text/javascript" src="/static/js/sijax/sijax.js"></script>
    <script type="text/javascript">
        {{ g.sijax.get_js()|safe }}
    </script>
</head>

<body>
    {% if user_id is not none %}
        You are currently logged in as {{ user_id }}
        <a href="javascript://" onclick="Sijax.request('logout');">
            Logout
        </a>
    {% else %}
        <a href="javascript://" onclick="Sijax.request('login');">
            Login
        </a>
    {% endif %}
</body>
</html>

## requirements.txt
flask-sijax
itsdangerous

## server.py
# -*- coding: utf-8 -*-
import os, sys

path = os.path.join('.', os.path.dirname(__file__), '../')
sys.path.append(path)

from flask import Flask, g, render_template, session, url_for
from itis import ItsdangerousSessionInterface
import flask_sijax

app = Flask(__name__)
app.secret_key = 'very secret key here'

app.config["SIJAX_STATIC_PATH"] = os.path.join('.', os.path.dirname(__file__), 'static/js/sijax/')
app.config["SIJAX_JSON_URI"] = '/static/js/sijax/json2.js'
flask_sijax.Sijax(app)

app.session_interface = ItsdangerousSessionInterface()

@flask_sijax.route(app, "/")
def home():
    def login(obj_response):
        session['user_id'] = 'some_username'
        obj_response.redirect(url_for('home'))

    def logout(obj_response):
        del session['user_id']
        obj_response.redirect(url_for('home'))

    if g.sijax.is_sijax_request:
        g.sijax.register_callback('login', login)
        g.sijax.register_callback('logout', logout)
        return g.sijax.process_request()

    return render_template('login.html', user_id=session.get('user_id', None))

if __name__ == '__main__':
    app.run(debug=True, port=5555)
	from werkzeug.datastructures import CallbackDict
	from flask.sessions import SessionInterface, SessionMixin
	from itsdangerous import URLSafeTimedSerializer, BadSignature

	class ItsdangerousSession(CallbackDict, SessionMixin):

	def __init__(self, initial=None):
	def on_update(self):
	self.modified = True
	CallbackDict.__init__(self, initial, on_update)
	self.modified = False


	class ItsdangerousSessionInterface(SessionInterface):
	salt = 'cookie-session'
	session_class = ItsdangerousSession

	def get_serializer(self, app):
	if not app.secret_key:
	return None
	return URLSafeTimedSerializer(app.secret_key,
	salt=self.salt)

	def open_session(self, app, request):
	s = self.get_serializer(app)
	if s is None:
	return None
	val = request.cookies.get(app.session_cookie_name)
	if not val:
	return self.session_class()
	max_age = app.permanent_session_lifetime.total_seconds()
	try:
	data = s.loads(val, max_age=max_age)
	return self.session_class(data)
	except BadSignature:
	return self.session_class()

	def save_session(self, app, session, response):
	domain = self.get_cookie_domain(app)
	if not session:
	if session.modified:
	response.delete_cookie(app.session_cookie_name,
	domain=domain)
	return
	expires = self.get_expiration_time(app, session)
	val = self.get_serializer(app).dumps(dict(session))
	response.set_cookie(app.session_cookie_name, val,
	expires=expires, httponly=True,
	domain=domain)
	<html>
	<head>
	<script type="text/javascript"
	src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
	<script type="text/javascript" src="/static/js/sijax/sijax.js"></script>
	<script type="text/javascript">
	{{ g.sijax.get_js()\|safe }}
	</script>
	</head>

	<body>
	{% if user_id is not none %}
	You are currently logged in as {{ user_id }}
	<a href="javascript://" onclick="Sijax.request('logout');">
	Logout
	</a>
	{% else %}
	<a href="javascript://" onclick="Sijax.request('login');">
	Login
	</a>
	{% endif %}
	</body>
	</html>
	# -- coding: utf-8 --
	import os, sys

	path = os.path.join('.', os.path.dirname(__file__), '../')
	sys.path.append(path)

	from flask import Flask, g, render_template, session, url_for
	from itis import ItsdangerousSessionInterface
	import flask_sijax

	app = Flask(__name__)
	app.secret_key = 'very secret key here'

	app.config["SIJAX_STATIC_PATH"] = os.path.join('.', os.path.dirname(__file__), 'static/js/sijax/')
	app.config["SIJAX_JSON_URI"] = '/static/js/sijax/json2.js'
	flask_sijax.Sijax(app)

	app.session_interface = ItsdangerousSessionInterface()

	@flask_sijax.route(app, "/")
	def home():
	def login(obj_response):
	session['user_id'] = 'some_username'
	obj_response.redirect(url_for('home'))

	def logout(obj_response):
	del session['user_id']
	obj_response.redirect(url_for('home'))

	if g.sijax.is_sijax_request:
	g.sijax.register_callback('login', login)
	g.sijax.register_callback('logout', logout)
	return g.sijax.process_request()

	return render_template('login.html', user_id=session.get('user_id', None))

	if __name__ == '__main__':
	app.run(debug=True, port=5555)