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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 exc
from mediagoblin import messages
from mediagoblin import mg_globals
from mediagoblin.util import render_to_response, redirect, render_404
from mediagoblin.util import pass_to_ugettext as _
from mediagoblin.db.util import ObjectId
from mediagoblin.auth import lib as auth_lib
from mediagoblin.auth import forms as auth_forms
from mediagoblin.auth.lib import send_verification_email
def register(request):
"""
Your classic registration view!
"""
# Redirects to indexpage if registrations are disabled
if not mg_globals.app_config["allow_registration"]:
messages.add_message(
request,
messages.WARNING,
_('Sorry, registration is disabled on this instance.'))
return redirect(request, "index")
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()
users_with_email = request.db.User.find(
{'email': request.POST['email'].lower()}).count()
extra_validation_passes = True
if users_with_username:
register_form.username.errors.append(
_(u'Sorry, a user with that name already exists.'))
extra_validation_passes = False
if users_with_email:
register_form.email.errors.append(
_(u'Sorry, that email address has already been taken.'))
extra_validation_passes = False
if extra_validation_passes:
# Create the user
user = request.db.User()
user['username'] = request.POST['username'].lower()
user['email'] = request.POST['email'].lower()
user['pw_hash'] = auth_lib.bcrypt_gen_password_hash(
request.POST['password'])
user.save(validate=True)
# log the user in
request.session['user_id'] = unicode(user['_id'])
request.session.save()
# send verification email
send_verification_email(user, request)
# 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})
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 redirect(request, "index")
else:
# Prevent detecting who's on this system by testing login
# attempt timings
auth_lib.fake_login_attempt()
login_failed = True
return render_to_response(
request,
'mediagoblin/auth/login.html',
{'login_form': login_form,
'next': request.GET.get('next') or request.POST.get('next'),
'login_failed': login_failed,
'allow_registration': mg_globals.app_config["allow_registration"]})
def logout(request):
# Maybe deleting the user_id parameter would be enough?
request.session.delete()
return redirect(request, "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 render_404(request)
user = request.db.User.find_one(
{'_id': ObjectId(unicode(request.GET['userid']))})
if user and user['verification_key'] == unicode(request.GET['token']):
user['status'] = u'active'
user['email_verified'] = True
user.save()
messages.add_message(
request,
messages.SUCCESS,
_("Your email address has been verified. "
"You may now login, edit your profile, and submit images!"))
else:
messages.add_message(
request,
messages.ERROR,
_('The verification key or user id is incorrect'))
return redirect(
request, 'mediagoblin.user_pages.user_home',
user=user['username'])
def resend_activation(request):
"""
The reactivation view
Resend the activation email.
"""
request.user['verification_key'] = unicode(uuid.uuid4())
request.user.save()
send_verification_email(request.user, request)
messages.add_message(
request,
messages.INFO,
_('Resent your verification email.'))
return redirect(
request, 'mediagoblin.user_pages.user_home',
user=request.user['username'])
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