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# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011 Free Software Foundation, Inc
#
# 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 uuid
from webob import Response, exc
from mediagoblin.db.util import ObjectId
from mediagoblin.auth import lib as auth_lib
from mediagoblin.auth import forms as auth_forms
from mediagoblin.util import send_email
from mediagoblin import globals as mgoblin_globals
def register(request):
"""
Your classic registration view!
"""
register_form = auth_forms.RegistrationForm(request.POST)
if request.method == 'POST' and register_form.validate():
# TODO: Make sure the user doesn't exist already
users_with_username = \
request.db.User.find({
'username': request.POST['username'].lower()
}).count()
if users_with_username:
register_form.username.errors.append(
u'Sorry, a user with that name already exists.')
else:
# Create the user
entry = request.db.User()
entry['username'] = request.POST['username'].lower()
entry['email'] = request.POST['email']
entry['pw_hash'] = auth_lib.bcrypt_gen_password_hash(
request.POST['password'])
entry.save(validate=True)
email_template = request.template_env.get_template(
'mediagoblin/auth/verification_email.txt')
# TODO: There is no error handling in place
send_email(
mgoblin_globals.email_sender_address,
[entry['email']],
# TODO
# Due to the distributed nature of GNU MediaGoblin, we should
# find a way to send some additional information about the
# specific GNU MediaGoblin instance in the subject line. For
# example "GNU MediaGoblin @ Wandborg - [...]".
'GNU MediaGoblin - Verify email',
email_template.render(
username=entry['username'],
verification_url='http://{host}{uri}?userid={userid}&token={verification_key}'.format(
host=request.host,
uri=request.urlgen('mediagoblin.auth.verify_email'),
userid=unicode(entry['_id']),
verification_key=entry['verification_key'])))
# Redirect to register_success
return exc.HTTPFound(
location=request.urlgen("mediagoblin.auth.register_success"))
# render
template = request.template_env.get_template(
'mediagoblin/auth/register.html')
return Response(
template.render(
{'request': request,
'register_form': register_form}))
def register_success(request):
template = request.template_env.get_template(
'mediagoblin/auth/register_success.html')
return Response(
template.render(
{'request': request}))
def login(request):
"""
MediaGoblin login view.
If you provide the POST with 'next', it'll redirect to that view.
"""
login_form = auth_forms.LoginForm(request.POST)
login_failed = False
if request.method == 'POST' and login_form.validate():
user = request.db.User.one(
{'username': request.POST['username'].lower()})
if user and user.check_login(request.POST['password']):
# set up login in session
request.session['user_id'] = unicode(user['_id'])
request.session.save()
if request.POST.get('next'):
return exc.HTTPFound(location=request.POST['next'])
else:
return exc.HTTPFound(
location=request.urlgen("index"))
else:
# Prevent detecting who's on this system by testing login
# attempt timings
auth_lib.fake_login_attempt()
login_failed = True
# render
template = request.template_env.get_template(
'mediagoblin/auth/login.html')
return Response(
template.render(
{'request': request,
'login_form': login_form,
'next': request.GET.get('next') or request.POST.get('next'),
'login_failed': login_failed}))
def logout(request):
# Maybe deleting the user_id parameter would be enough?
request.session.delete()
return exc.HTTPFound(
location=request.urlgen("index"))
def verify_email(request):
"""
Email verification view
validates GET parameters against database and unlocks the user account, if
you are lucky :)
"""
# If we don't have userid and token parameters, we can't do anything; 404
if not request.GET.has_key('userid') or not request.GET.has_key('token'):
return exc.HTTPNotFound()
user = request.db.User.find_one(
{'_id': ObjectId(unicode(request.GET['userid']))})
verification_successful = bool
if user and user['verification_key'] == unicode(request.GET['token']):
user['status'] = u'active'
user['email_verified'] = True
verification_successful = True
user.save()
else:
verification_successful = False
template = request.template_env.get_template(
'mediagoblin/auth/verify_email.html')
return Response(
template.render(
{'request': request,
'user': user,
'verification_successful': verification_successful}))
def verify_email_notice(request):
"""
Verify warning view.
When the user tries to do some action that requires their account
to be verified beforehand, this view is called upon!
"""
template = request.template_env.get_template(
'mediagoblin/auth/verification_needed.html')
return Response(
template.render(
{'request': request}))
def resend_activation(request):
"""
The reactivation view
Resend the activation email.
"""
request.user['verification_key'] = unicode(uuid.uuid4())
request.user.save()
# Copied shamelessly from the register view above.
email_template = request.template_env.get_template(
'mediagoblin/auth/verification_email.txt')
# TODO: There is no error handling in place
send_email(
mgoblin_globals.email_sender_address,
[request.user['email']],
# TODO
# Due to the distributed nature of GNU MediaGoblin, we should
# find a way to send some additional information about the
# specific GNU MediaGoblin instance in the subject line. For
# example "GNU MediaGoblin @ Wandborg - [...]".
'GNU MediaGoblin - Verify email',
email_template.render(
username=request.user['username'],
verification_url='http://{host}{uri}?userid={userid}&token={verification_key}'.format(
host=request.host,
uri=request.urlgen('mediagoblin.auth.verify_email'),
userid=unicode(request.user['_id']),
verification_key=request.user['verification_key'])))
return exc.HTTPFound(
location=request.urlgen('mediagoblin.auth.resend_verification_success'))
def resend_activation_success(request):
template = request.template_env.get_template(
'mediagoblin/auth/resent_verification_email.html')
return Response(
template.render(
{'request': request}))
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