combo-plugin-nanterre/combo_plugin_nanterre/views.py

211 lines
8.8 KiB
Python

# combo-plugin-nanterre - Combo Nanterre plugin
# -*- coding: utf-8 -*-
# Copyright (C) 2017 Entr'ouvert
#
# 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
from django.conf import settings
from django.contrib import messages
from django.contrib.auth.decorators import login_required
from django.core.exceptions import PermissionDenied
from django.core.urlresolvers import reverse
from django.http import HttpResponse, HttpResponseRedirect, Http404
from django.template import RequestContext
from django.views.decorators.csrf import csrf_exempt
from combo.utils import requests, get_templated_url
ERROR_MESSAGE = ("Le système de paiement n'est pas disponible, "
"veuillez essayer ultérieurement.")
MESSAGE_BY_STATE = {
'paye': (messages.SUCCESS, "Le paiement a bien été effectué."),
'abandon': (messages.WARNING, "Le paiement a été annulé."),
'refus': (messages.WARNING, "Le paiement a été refusé."),
}
def rsu_post(request, endpoint, payload):
timeout = getattr(settings, 'NANTERRE_PAYMENT_TIMEOUT', 20)
url = '[zoo_url]rsu/' + endpoint
context = RequestContext(request, {'request': request})
url = get_templated_url(url, context=context)
return requests.post(url, json=payload, timeout=timeout).json()
@csrf_exempt
@login_required
def saga_transaction(request):
logger = logging.getLogger('combo_plugin_nanterre.saga_transaction')
num_factures = request.POST.getlist('num_factures')
email = request.POST.get('email') or request.user.email
error_url = request.POST.get('error_url') or '/'
urlretour_asynchrone = request.build_absolute_uri(
reverse('nanterre-saga-retour-asynchrone')).rstrip('/')
urlretour_synchrone = request.build_absolute_uri(
reverse('nanterre-saga-retour-synchrone')).rstrip('/')
payload = {
'num_factures': num_factures,
'email': email,
'urlretour_asynchrone': urlretour_asynchrone,
'urlretour_synchrone': urlretour_synchrone,
}
try:
saga = rsu_post(request, 'saga/[user_nameid]/transaction/', payload)
except:
logger.error('[rsu/saga] failed to create transaction '
'for num_factures=%s', num_factures)
messages.error(request, ERROR_MESSAGE)
return HttpResponseRedirect(error_url)
if not isinstance(saga, dict):
logger.error('[rsu/saga] failed to create transaction '
'for num_factures=%s, received bad response=%r',
num_factures, saga)
messages.error(request, ERROR_MESSAGE)
return HttpResponseRedirect(error_url)
if saga.get('errors'):
logger.warning('[rsu/saga] failed to create transaction '
'for num_factures=%s, errors=%r',
num_factures, saga['errors'])
for error in saga['errors']:
messages.error(request, error)
return HttpResponseRedirect(error_url)
if saga.get('err') != 0:
logger.warning('[rsu/saga] failed to create transaction '
'for num_factures=%s, unknown error, code=%r',
num_factures, saga['err'])
messages.error(request, ERROR_MESSAGE)
return HttpResponseRedirect(error_url)
if not saga.get('data', {}).get('url'):
logger.error('[rsu/saga] failed to create transaction '
'for num_factures=%s, response without url: %r',
num_factures, saga)
messages.error(request, ERROR_MESSAGE)
return HttpResponseRedirect(error_url)
# finally, response seems good! redirect to payment system URL
logger.info('[rsu/saga] new transaction created '
'for num_factures=%s, redirect to %s',
num_factures, saga['data']['url'])
return HttpResponseRedirect(saga['data']['url'])
@csrf_exempt
@login_required
def saga_retour_synchrone(request):
logger = logging.getLogger('combo_plugin_nanterre.saga_retour_synchrone')
next_url = getattr(settings, 'NANTERRE_PAYMENT_RESULT_PAGE', '/')
idop = request.GET.get('idop')
payload = {'idop': idop}
try:
saga = rsu_post(request, 'saga/retour-synchrone/', payload)
except:
logger.error('[rsu/saga] retour-synchrone: cannot post idop=%s', idop)
messages.error(request, ERROR_MESSAGE)
return HttpResponseRedirect(next_url)
# add a result message and redirect
if (isinstance(saga, dict) and saga.get('err') == 0 and
saga.get('data', {}).get('etat')):
etat = saga['data']['etat']
if etat in MESSAGE_BY_STATE:
logger.info('[rsu/saga] retour-synchrone: idop=%s etat=%s',
idop, etat)
messages.add_message(request, *MESSAGE_BY_STATE[etat])
else:
logger.error('[rsu/saga] retour-synchrone: idop=%s '
'receive unknown etat=%s', idop, etat)
messages.error(request, ERROR_MESSAGE)
else:
logger.error('[rsu/saga] retour-synchrone: idop=%s '
'receive bad response=%r', idop, saga)
messages.error(request, ERROR_MESSAGE)
return HttpResponseRedirect(next_url)
@csrf_exempt
def saga_retour_asynchrone(request):
logger = logging.getLogger('combo_plugin_nanterre.saga_retour_asynchrone')
idop = request.GET.get('idop')
payload = {'idop': idop}
err = 0
try:
saga = rsu_post(request, 'saga/retour-asynchrone/', payload)
except:
err = 1
logger.error('[rsu/saga] retour-asynchrone: cannot post idop=%s', idop)
else:
if (isinstance(saga, dict) and saga.get('err') == 0 and
saga.get('data', {}).get('etat')):
etat = saga['data']['etat']
if etat in MESSAGE_BY_STATE:
logger.info('[rsu/saga] retour-asynchrone: idop=%s etat=%s',
idop, etat)
else:
err = 1
logger.error('[rsu/saga] retour-asynchrone: idop=%s '
'receive unknown etat=%s', idop, etat)
else:
err = 1
logger.error('[rsu/saga] retour-asynchrone: idop=%s '
'receive bad response=%r', idop, saga)
response = HttpResponse(content_type='application/json')
response.write(json.dumps({'err': err}))
return response
@login_required
def qf_carte_famille(request, qf_id):
logger = logging.getLogger('combo_plugin_nanterre.qf_carte_famille')
rsu_id = request.GET.get('rsu_id')
if rsu_id:
# rsu_id can be set only by NANTERRE_QF_READER_GROUP members
# (ie only for RSU agents in RSU backoffice)
qf_reader_group = getattr(settings, 'NANTERRE_QF_READER_GROUP', None)
if not qf_reader_group:
logger.warning('rsu_id present but settings.NANTERRE_QF_READER_GROUP is unset')
raise PermissionDenied
if not request.user.groups.filter(name=qf_reader_group).exists():
logger.warning('rsu_id present but request user is not in NANTERRE_QF_READER_GROUP')
raise PermissionDenied
else:
rsu_id = request.user.saml_identifiers.first().name_id
url = '[zoo_url]rsu/qf/[rsu_id]/editer-carte/[qf_id]/'
context = RequestContext(request, {'request': request,
'rsu_id': rsu_id,
'qf_id': qf_id})
url = get_templated_url(url, context=context)
carte = requests.get(url, timeout=20)
if carte.status_code != 200:
logger.warning('fail to get PDF on %s, got status %s', url, carte.status_code)
raise Http404
content_type = carte.headers.get('Content-Type')
if content_type == 'application/json':
logger.warning('fail to get PDF on %s, got JSON: %r', url, carte.content)
raise Http404
if content_type != 'application/pdf':
logger.warning('fail to get PDF on %s, got %s: %r', url, content_type,
carte.content[200:])
raise Http404
filename = 'carte-famille-%s.pdf' % qf_id
logger.debug('return %s obtained from %s', filename, url)
response = HttpResponse(carte.content, content_type=content_type)
response['Content-Disposition'] = 'attachment; filename="%s"' % filename
return response