snappass/app.py

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2012-10-08 19:51:41 +02:00
import os
import uuid
import redis
from flask import abort, Flask, render_template, request
application = Flask(__name__)
application.secret_key = os.environ.get('SECRET_KEY', 'Secret Key')
application.config.update(dict(STATIC_URL=os.environ.get('STATIC_URL', 'static')))
id = lambda: uuid.uuid4().get_hex()
redis_host = os.environ.get('REDIS_HOST', 'localhost')
r = redis.StrictRedis(host=redis_host, port=6379, db=0)
time_conversion = {
'week': 604800,
'day': 86400,
'hour': 3600
}
def set_password(password, ttl):
key = id()
r.set(key, password)
r.expire(key, ttl)
return key
def get_password(key):
password = r.get(key)
r.delete(key)
return password
def clean_input():
"""
Make sure we're not getting bad data from the front end,
format data to be machine readable
"""
if not 'password' in request.form:
abort(400)
if not 'ttl' in request.form:
abort(400)
time_period = request.form['ttl'].lower()
if not time_period in time_conversion:
abort(400)
return time_conversion[time_period], request.form['password']
@application.route('/', methods=['GET'])
def index():
return render_template('set_password.html')
@application.route('/', methods=['POST'])
def handle_password():
ttl, password = clean_input()
key = set_password(password, ttl)
return render_template('confirm.html', password_link=request.url_root+key)
@application.route('/<password_key>', methods=['GET'])
def show_password(password_key):
password = get_password(password_key)
if not password:
abort(404)
return render_template('password.html', password=password)
if __name__ == '__main__':
application.run(host='0.0.0.0', debug=True)