98 lines
3.3 KiB
Python
98 lines
3.3 KiB
Python
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from urllib.parse import urlencode, parse_qs
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import flask
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from flask import Blueprint, redirect
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from flask import current_app, session
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from flask import jsonify
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from flask.helpers import make_response
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from flask.templating import render_template
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from oic.oic.message import TokenErrorResponse, UserInfoErrorResponse, EndSessionRequest
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from pyop.access_token import AccessToken, BearerTokenError
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from pyop.exceptions import InvalidAuthenticationRequest, InvalidAccessToken, InvalidClientAuthentication, OAuthError, \
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InvalidSubjectIdentifier, InvalidClientRegistrationRequest
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from pyop.util import should_fragment_encode
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from flask import Blueprint, render_template, request, url_for
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from flask_login import login_required, login_user, logout_user
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from werkzeug.utils import redirect
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import logging
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from urllib.parse import urlparse
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from base64 import b64decode, b64encode
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from ..model import User, SecurityUser
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from ..form.login import LoginForm
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from ..auth_providers import AUTH_PROVIDER_LIST
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from .oidc import do_logout
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auth_views = Blueprint('auth', __name__, url_prefix='')
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def init_login_manager(app):
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@app.login_manager.user_loader
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def user_loader(username):
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return User.query().by_username(username)
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@app.login_manager.request_loader
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def request_loader(request):
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pass
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@app.login_manager.unauthorized_handler
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def unauthorized():
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return redirect(url_for('auth.login', next=b64encode(request.url.encode())))
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@auth_views.route('/login', methods=['GET', 'POST'])
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def login():
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form = LoginForm()
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if form.validate_on_submit():
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user = User.query().by_username(form.data['name'])
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if user:
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session['username'] = str(user.username)
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else:
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session['user'] = None
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session['auth_providers'] = []
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return redirect(url_for('auth.login_auth', next=flask.request.args.get('next')))
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return render_template('frontend/login.html.j2', form=form)
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@auth_views.route('/login/auth', methods=['GET', 'POST'])
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def login_auth():
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if 'username' not in session:
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return redirect(url_for('auth.login'))
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auth_forms = {}
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user = User.query().by_username(session['username'])
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for auth_provider in AUTH_PROVIDER_LIST:
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form = auth_provider.get_form()
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if auth_provider.get_name() not in session['auth_providers'] and\
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auth_provider.check_auth(user, form):
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session['auth_providers'].append(auth_provider.get_name())
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if auth_provider.get_name() not in session['auth_providers']:
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auth_forms[auth_provider.get_name()]=form
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if len(session['auth_providers']) >= 2:
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login_user(SecurityUser(session['username']))
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# TODO use this var
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_next = None
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try:
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_next_url = urlparse(b64decode(request.args.get('next')).decode())
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_host_url = urlparse(request.url)
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if _next_url.scheme == _host_url.scheme and _next_url.netloc == _host_url.netloc :
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_next = _next_url.geturl()
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except TypeError:
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_next = None
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return redirect(_next or url_for('frontend.index'))
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return render_template('frontend/login_auth.html.j2', forms=auth_forms)
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@auth_views.route("/logout")
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@login_required
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def logout():
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logout_user()
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do_logout()
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return redirect(url_for('.login'))
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