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from flask import Flask, render_template, send_from_directory, request, \
url_for, abort, g, redirect, jsonify, session
from fatcat_web import login_manager, api
from flask_login import logout_user, login_user, UserMixin
import pymacaroons
def handle_logout():
logout_user()
for k in ('editor', 'token'):
if k in session:
session.pop(k)
def handle_token_login(token):
try:
m = pymacaroons.Macaroon.deserialize(token)
except pymacaroons.exceptions.MacaroonDeserializationException:
# TODO: what kind of Exceptions?
return abort(400)
# extract editor_id
editor_id = None
for caveat in m.first_party_caveats():
caveat = caveat.caveat_id
if caveat.startswith(b"editor_id = "):
editor_id = caveat[12:].decode('utf-8')
if not editor_id:
abort(400)
# fetch editor info
editor = api.get_editor(editor_id).to_dict()
session['api_token'] = token
session['editor'] = editor
login_user(load_user(editor_id))
return redirect("/")
# This will need to login/signup via fatcatd API, then set token in session
def handle_oauth(remote, token, user_info):
print(remote)
if token:
print(remote.name, token)
if user_info:
print(user_info)
print(user_info.iss)
print(user_info.prefered_username)
# fetch api login/signup using user_info
params = AuthOidc(remote.name, user_info.sub, user_info.iss)
resp = api.auth_oidc(params)
editor = resp['editor']
api_token = resp['token']
# write token and username to session
session['api_token'] = api_token
session['editor'] = editor.editor_id
# call login_user(load_user(editor_id))
login_user(load_user(editor_id))
return redirect("/")
raise some_error
@login_manager.user_loader
def load_user(editor_id):
# looks for extra info in session, and updates the user object with that.
# If session isn't loaded/valid, should return None
if not 'editor' in session or not 'api_token' in session:
return None
editor = session['editor']
token = session['api_token']
user = UserMixin()
user.id = editor_id
user.username = editor['username']
user.token = token
return user
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