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# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import json
import logging
import requests
import six
from werkzeug.exceptions import BadRequest
from mediagoblin import messages, mg_globals
from mediagoblin.auth.tools import register_user
from mediagoblin.decorators import (auth_enabled, allow_registration,
require_active_login)
from mediagoblin.tools.response import render_to_response, redirect
from mediagoblin.tools.translate import pass_to_ugettext as _
from mediagoblin.plugins.persona import forms
from mediagoblin.plugins.persona.models import PersonaUserEmails
_log = logging.getLogger(__name__)
def _get_response(request):
if 'assertion' not in request.form:
_log.debug('assertion not in request.form')
raise BadRequest()
data = {'assertion': request.form['assertion'],
'audience': request.urlgen('index', qualified=True)}
resp = requests.post('https://verifier.login.persona.org/verify',
data=data, verify=True)
if resp.ok:
verification_data = json.loads(resp.content)
if verification_data['status'] == 'okay':
return verification_data['email']
return None
@auth_enabled
def login(request):
if request.method == 'GET':
return redirect(request, 'mediagoblin.auth.login')
email = _get_response(request)
if email:
query = PersonaUserEmails.query.filter_by(
persona_email=email
).first()
user = query.user if query else None
if user:
request.session['user_id'] = str(user.id)
request.session['persona_login_email'] = email
request.session.save()
return redirect(request, "index")
else:
if not mg_globals.app.auth:
messages.add_message(
request,
messages.WARNING,
_('Sorry, authentication is disabled on this instance.'))
return redirect(request, 'index')
register_form = forms.RegistrationForm(email=email,
persona_email=email)
return render_to_response(
request,
'mediagoblin/auth/register.html',
{'register_form': register_form,
'post_url': request.urlgen(
'mediagoblin.plugins.persona.register')})
return redirect(request, 'mediagoblin.auth.login')
@allow_registration
@auth_enabled
def register(request):
if request.method == 'GET':
# Need to connect to persona before registering a user. If method is
# 'GET', then this page was acessed without logging in first.
return redirect(request, 'mediagoblin.auth.login')
register_form = forms.RegistrationForm(request.form)
if register_form.validate():
user = register_user(request, register_form)
if user:
# redirect the user to their homepage... there will be a
# message waiting for them to verify their email
return redirect(
request, 'mediagoblin.user_pages.user_home',
user=user.username)
return render_to_response(
request,
'mediagoblin/auth/register.html',
{'register_form': register_form,
'post_url': request.urlgen('mediagoblin.plugins.persona.register')})
@require_active_login
def edit(request):
form = forms.EditForm(request.form)
if request.method == 'POST' and form.validate():
query = PersonaUserEmails.query.filter_by(
persona_email=form.email.data)
user = query.first().user if query.first() else None
if user and user.id == int(request.user.id):
count = len(user.persona_emails)
if count > 1 or user.pw_hash:
# User has more then one Persona email or also has a password.
query.first().delete()
messages.add_message(
request,
messages.SUCCESS,
_('The Persona email address was successfully removed.'))
return redirect(request, 'mediagoblin.edit.account')
elif not count > 1:
form.email.errors.append(
_("You can't delete your only Persona email address unless"
" you have a password set."))
else:
form.email.errors.append(
_('That Persona email address is not registered to this'
' account.'))
return render_to_response(
request,
'mediagoblin/plugins/persona/edit.html',
{'form': form,
'edit_persona': True})
@require_active_login
def add(request):
if request.method == 'GET':
return redirect(request, 'mediagoblin.plugins.persona.edit')
email = _get_response(request)
if email:
query = PersonaUserEmails.query.filter_by(
persona_email=email
).first()
user_exists = query.user if query else None
if user_exists:
messages.add_message(
request,
messages.WARNING,
_('Sorry, an account is already registered with that Persona'
' email address.'))
return redirect(request, 'mediagoblin.plugins.persona.edit')
else:
# Save the Persona Email to the user
new_entry = PersonaUserEmails()
new_entry.persona_email = email
new_entry.user_id = request.user.id
new_entry.save()
request.session['persona_login_email'] = email
messages.add_message(
request,
messages.SUCCESS,
_('Your Persona email address was saved successfully.'))
return redirect(request, 'mediagoblin.edit.account')
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