mirror of https://github.com/ae-utbm/sith3.git
300 lines
12 KiB
Python
300 lines
12 KiB
Python
# -*- coding:utf-8 -*
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#
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# Copyright 2016,2017
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# - Skia <skia@libskia.so>
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#
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# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
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# http://ae.utbm.fr.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License a published by the Free Software
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# Foundation; either version 3 of the License, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Sofware Foundation, Inc., 59 Temple
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# Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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#
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from collections import OrderedDict
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from datetime import datetime
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import hmac
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import base64
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from OpenSSL import crypto
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from django.core.urlresolvers import reverse_lazy
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from django.views.generic import TemplateView, View
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from django.http import HttpResponse, HttpResponseRedirect
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from django.core.exceptions import SuspiciousOperation
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from django.db import transaction, DataError
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from django.utils.translation import ugettext as _
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from django.conf import settings
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from counter.models import Customer, Counter, ProductType, Selling
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from eboutic.models import Basket, Invoice, InvoiceItem
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class EbouticMain(TemplateView):
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template_name = "eboutic/eboutic_main.jinja"
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def make_basket(self, request):
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if "basket_id" not in request.session.keys(): # Init the basket session entry
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self.basket = Basket(user=request.user)
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self.basket.save()
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else:
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self.basket = Basket.objects.filter(id=request.session["basket_id"]).first()
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if self.basket is None:
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self.basket = Basket(user=request.user)
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self.basket.save()
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request.session["basket_id"] = self.basket.id
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request.session.modified = True
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def get(self, request, *args, **kwargs):
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if not request.user.is_authenticated():
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return HttpResponseRedirect(
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reverse_lazy("core:login", args=self.args, kwargs=kwargs)
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+ "?next="
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+ request.path
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)
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self.object = Counter.objects.filter(type="EBOUTIC").first()
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self.make_basket(request)
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return super(EbouticMain, self).get(request, *args, **kwargs)
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def post(self, request, *args, **kwargs):
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if not request.user.is_authenticated():
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return HttpResponseRedirect(
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reverse_lazy("core:login", args=self.args, kwargs=kwargs)
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+ "?next="
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+ request.path
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)
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self.object = Counter.objects.filter(type="EBOUTIC").first()
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self.make_basket(request)
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if "add_product" in request.POST["action"]:
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self.add_product(request)
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elif "del_product" in request.POST["action"]:
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self.del_product(request)
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return self.render_to_response(self.get_context_data(**kwargs))
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def add_product(self, request):
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""" Add a product to the basket """
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try:
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p = self.object.products.filter(id=int(request.POST["product_id"])).first()
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if not p.buying_groups.exists():
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self.basket.add_product(p)
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for g in p.buying_groups.all():
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if request.user.is_in_group(g.name):
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self.basket.add_product(p)
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break
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except:
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pass
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def del_product(self, request):
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""" Delete a product from the basket """
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try:
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p = self.object.products.filter(id=int(request.POST["product_id"])).first()
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self.basket.del_product(p)
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except:
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pass
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def get_context_data(self, **kwargs):
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kwargs = super(EbouticMain, self).get_context_data(**kwargs)
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kwargs["basket"] = self.basket
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kwargs["eboutic"] = Counter.objects.filter(type="EBOUTIC").first()
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kwargs["categories"] = ProductType.objects.all()
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if not self.request.user.was_subscribed:
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kwargs["categories"] = kwargs["categories"].exclude(
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id=settings.SITH_PRODUCTTYPE_SUBSCRIPTION
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)
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return kwargs
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class EbouticCommand(TemplateView):
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template_name = "eboutic/eboutic_makecommand.jinja"
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def get(self, request, *args, **kwargs):
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if not request.user.is_authenticated():
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return HttpResponseRedirect(
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reverse_lazy("core:login", args=self.args, kwargs=kwargs)
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+ "?next="
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+ request.path
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)
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return HttpResponseRedirect(
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reverse_lazy("eboutic:main", args=self.args, kwargs=kwargs)
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)
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def post(self, request, *args, **kwargs):
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if not request.user.is_authenticated():
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return HttpResponseRedirect(
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reverse_lazy("core:login", args=self.args, kwargs=kwargs)
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+ "?next="
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+ request.path
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)
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if "basket_id" not in request.session.keys():
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return HttpResponseRedirect(
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reverse_lazy("eboutic:main", args=self.args, kwargs=kwargs)
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)
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self.basket = Basket.objects.filter(id=request.session["basket_id"]).first()
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if self.basket is None:
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return HttpResponseRedirect(
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reverse_lazy("eboutic:main", args=self.args, kwargs=kwargs)
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)
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else:
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kwargs["basket"] = self.basket
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return self.render_to_response(self.get_context_data(**kwargs))
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def get_context_data(self, **kwargs):
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kwargs = super(EbouticCommand, self).get_context_data(**kwargs)
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kwargs["et_request"] = OrderedDict()
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kwargs["et_request"]["PBX_SITE"] = settings.SITH_EBOUTIC_PBX_SITE
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kwargs["et_request"]["PBX_RANG"] = settings.SITH_EBOUTIC_PBX_RANG
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kwargs["et_request"]["PBX_IDENTIFIANT"] = settings.SITH_EBOUTIC_PBX_IDENTIFIANT
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kwargs["et_request"]["PBX_TOTAL"] = int(self.basket.get_total() * 100)
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kwargs["et_request"][
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"PBX_DEVISE"
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] = 978 # This is Euro. ET support only this value anyway
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kwargs["et_request"]["PBX_CMD"] = self.basket.id
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kwargs["et_request"]["PBX_PORTEUR"] = self.basket.user.email
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kwargs["et_request"]["PBX_RETOUR"] = "Amount:M;BasketID:R;Auto:A;Error:E;Sig:K"
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kwargs["et_request"]["PBX_HASH"] = "SHA512"
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kwargs["et_request"]["PBX_TYPEPAIEMENT"] = "CARTE"
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kwargs["et_request"]["PBX_TYPECARTE"] = "CB"
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kwargs["et_request"]["PBX_TIME"] = str(
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datetime.now().replace(microsecond=0).isoformat("T")
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)
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kwargs["et_request"]["PBX_HMAC"] = (
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hmac.new(
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settings.SITH_EBOUTIC_HMAC_KEY,
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bytes(
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"&".join(
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["%s=%s" % (k, v) for k, v in kwargs["et_request"].items()]
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),
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"utf-8",
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),
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"sha512",
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)
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.hexdigest()
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.upper()
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)
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return kwargs
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class EbouticPayWithSith(TemplateView):
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template_name = "eboutic/eboutic_payment_result.jinja"
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def post(self, request, *args, **kwargs):
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try:
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with transaction.atomic():
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if (
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"basket_id" not in request.session.keys()
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or not request.user.is_authenticated()
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):
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return HttpResponseRedirect(
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reverse_lazy("eboutic:main", args=self.args, kwargs=kwargs)
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)
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b = Basket.objects.filter(id=request.session["basket_id"]).first()
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if (
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b is None
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or b.items.filter(
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type_id=settings.SITH_COUNTER_PRODUCTTYPE_REFILLING
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).exists()
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):
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return HttpResponseRedirect(
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reverse_lazy("eboutic:main", args=self.args, kwargs=kwargs)
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)
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c = Customer.objects.filter(user__id=b.user.id).first()
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if c is None:
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return HttpResponseRedirect(
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reverse_lazy("eboutic:main", args=self.args, kwargs=kwargs)
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)
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kwargs["not_enough"] = True
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if c.amount < b.get_total():
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raise DataError(_("You do not have enough money to buy the basket"))
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else:
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eboutic = Counter.objects.filter(type="EBOUTIC").first()
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for it in b.items.all():
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product = eboutic.products.filter(id=it.product_id).first()
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Selling(
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label=it.product_name,
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counter=eboutic,
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club=product.club,
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product=product,
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seller=c.user,
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customer=c,
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unit_price=it.product_unit_price,
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quantity=it.quantity,
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payment_method="SITH_ACCOUNT",
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).save()
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b.delete()
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kwargs["not_enough"] = False
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request.session.pop("basket_id", None)
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except DataError as e:
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kwargs["not_enough"] = True
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return self.render_to_response(self.get_context_data(**kwargs))
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class EtransactionAutoAnswer(View):
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def get(self, request, *args, **kwargs):
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if (
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not "Amount" in request.GET.keys()
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or not "BasketID" in request.GET.keys()
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or not "Auto" in request.GET.keys()
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or not "Error" in request.GET.keys()
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or not "Sig" in request.GET.keys()
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):
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return HttpResponse("Bad arguments", status=400)
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key = crypto.load_publickey(crypto.FILETYPE_PEM, settings.SITH_EBOUTIC_PUB_KEY)
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cert = crypto.X509()
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cert.set_pubkey(key)
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sig = base64.b64decode(request.GET["Sig"])
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try:
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crypto.verify(
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cert,
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sig,
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"&".join(request.META["QUERY_STRING"].split("&")[:-1]),
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"sha1",
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)
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except:
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return HttpResponse("Bad signature", status=400)
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if request.GET["Error"] == "00000":
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try:
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with transaction.atomic():
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b = (
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Basket.objects.select_for_update()
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.filter(id=request.GET["BasketID"])
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.first()
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)
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if b is None:
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raise SuspiciousOperation("Basket does not exists")
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if int(b.get_total() * 100) != int(request.GET["Amount"]):
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raise SuspiciousOperation(
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"Basket total and amount do not match"
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)
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i = Invoice()
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i.user = b.user
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i.payment_method = "CARD"
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i.save()
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for it in b.items.all():
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InvoiceItem(
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invoice=i,
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product_id=it.product_id,
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product_name=it.product_name,
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type_id=it.type_id,
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product_unit_price=it.product_unit_price,
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quantity=it.quantity,
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).save()
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i.validate()
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b.delete()
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except Exception as e:
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return HttpResponse("Payment failed with error: " + repr(e), status=400)
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return HttpResponse()
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else:
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return HttpResponse(
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"Payment failed with error: " + request.GET["Error"], status=400
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)
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