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main.py
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main.py
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from flask import Flask, render_template, request, g, session, flash, \
redirect, url_for, abort
from flask.ext.openid import OpenID
from openid.extensions import pape
from sqlalchemy import create_engine, Column, Integer, String
from sqlalchemy.orm import scoped_session, sessionmaker
from sqlalchemy.ext.declarative import declarative_base
app = Flask(__name__)
app.config.update(
DATABASE_URI = 'sqlite:///base.db',
SECRET_KEY = 'development key',
DEBUG = True
)
oid = OpenID(app, safe_roots=[], extension_responses=[pape.Response])
engine = create_engine(app.config['DATABASE_URI'])
db_session = scoped_session(sessionmaker(autocommit=False, autoflush=True, bind=engine))
Base = declarative_base()
Base.query = db_session.query_property()
def init_db():
Base.metadata.create_all(bind=engine)
class User(Base):
__tablename__ = 'users'
id = Column(Integer, primary_key=True)
name = Column(String(200))
email = Column(String(200))
openid = Column(String(200))
sex = Column(String(20))
favorite = Column(String(2000))
def __init__(self, name, email, openid, sex, favorite):
self.name = name
self.email = email
self.openid = openid
self.sex = sex
self.favorite = favorite
@app.before_request
def before_request():
g.user = None
if 'openid' in session:
g.user = User.query.filter_by(openid=session['openid']).first()
@app.after_request
def after_request(response):
db_session.remove()
return response
@app.route('/')
def index():
return render_template('index.html')
@app.route('/login', methods=['GET', 'POST'])
@oid.loginhandler
def login():
if g.user is not None:
return redirect(oid.get_next_url())
if request.method == 'POST':
openid = request.form.get('openid')
if openid:
pape_req = pape.Request([])
return oid.try_login(openid, ask_for=['email', 'nickname'],
ask_for_optional=['fullname'],
extensions=[pape_req])
return render_template('login.html', next=oid.get_next_url(),
error=oid.fetch_error())
@oid.after_login
def create_or_login(resp):
session['openid'] = resp.identity_url
if 'pape' in resp.extensions:
pape_resp = resp.extensions['pape']
session['auth_time'] = pape_resp.auth_time
user = User.query.filter_by(openid=resp.identity_url).first()
if user is not None:
flash(u'Successfully signed in')
g.user = user
return redirect(oid.get_next_url())
return redirect(url_for('create_profile', next=oid.get_next_url(),
name=resp.fullname or resp.nickname,
email=resp.email))
@app.route('/create-profile', methods=['GET', 'POST'])
def create_profile():
if g.user is not None or 'openid' not in session:
return redirect(url_for('index'))
if request.method == 'POST':
name = request.form['name']
email = request.form['email']
sex = request.form['sex']
if not name:
flash(u'Error: you have to provide a name')
elif '@' not in email:
flash(u'Error: you have to enter a valid email address')
elif sex != 'Male' and sex != 'Female':
flash(u'Error: you have to provide a sex')
else:
flash(u'Profile successfully created')
db_session.add(User(name, email, session['openid'], sex, ''))
db_session.commit()
return redirect(oid.get_next_url())
return render_template('create_profile.html', next_url=oid.get_next_url())
@app.route('/profile', methods=['GET', 'POST'])
def edit_profile():
if g.user is None:
abort(401)
form = dict(name=g.user.name, email=g.user.email, sex=g.user.sex, favorite=g.user.favorite)
if request.method == 'POST':
if 'delete' in request.form:
g.user.openid = 'DEL'
# db_session.delete(g.user)
db_session.commit()
session['openid'] = None
flash(u'Profile deleted')
return redirect(url_for('index'))
form['name'] = request.form['name']
form['email'] = request.form['email']
form['sex'] = request.form['sex']
favorite = ''
for i in sorted(request.form.keys()):
if request.form[i] == 'on':
while len(favorite) <= int(i) - 1:
favorite += '0'
favorite += '1'
form['favorite'] = favorite
# print(request.form)
if not form['name']:
flash(u'Error: you have to provide a name')
elif '@' not in form['email']:
flash(u'Error: you have to enter a valid email address')
elif form['sex'] != 'Male' and form['sex'] != 'Female':
flash(u'Error: you have to provide a sex')
else:
flash(u'Profile successfully created')
g.user.name = form['name']
g.user.email = form['email']
g.user.sex = form['sex']
g.user.favorite = form['favorite']
db_session.commit()
return redirect(url_for('edit_profile'))
users = []
for user in db_session.query(User).order_by(User.id):
if user.sex != g.user.sex and user.openid != 'DEL':
users.append(user)
return render_template('edit_profile.html', form=form, users=users, users_len=len(users))
@app.route('/logout')
def logout():
session.pop('openid', None)
flash(u'You have been signed out')
return redirect(oid.get_next_url())
if __name__ == '__main__':
init_db()
app.run(port=5001)