mirror of
https://github.com/ae-utbm/sith3.git
synced 2024-09-28 22:08:09 +00:00
200 lines
9.0 KiB
Python
200 lines
9.0 KiB
Python
from collections import OrderedDict
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from datetime import datetime
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import pytz
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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.shortcuts import render
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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.shortcuts import render
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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 Product, Customer, Counter
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from eboutic.models import Basket, Invoice, BasketItem, InvoiceItem
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# Create your views here.
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class EbouticMain(TemplateView):
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template_name = 'eboutic/eboutic_main.jinja'
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def sum_basket(request):
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total = 0
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for pid,infos in request.session['basket'].items():
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total += infos['price'] * infos['qty']
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return total / 100
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def get(self, request, *args, **kwargs):
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if 'basket' not in request.session.keys(): # Init the basket session entry
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request.session['basket'] = {}
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request.session['basket_total'] = 0
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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 'basket' not in request.session.keys(): # Init the basket session entry
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request.session['basket'] = {}
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request.session['basket_total'] = 0
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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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elif 'pay' in request.POST['action']:
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self.ask_payment(request)
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return self.render_to_response(self.get_context_data(**kwargs))
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def get_price(self, pid):
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return Product.objects.filter(pk=pid).first().selling_price
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def add_product(self, request, q = 1, p=None):
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""" Add a product to the basket """
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pid = p or request.POST['product_id']
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pid = str(pid)
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price = self.get_price(pid)
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total = EbouticMain.sum_basket(request)
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if pid in request.session['basket']:
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request.session['basket'][pid]['qty'] += q
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else:
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request.session['basket'][pid] = {'qty': q, 'price': int(price*100)}
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request.session.modified = True
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return True
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def del_product(self, request):
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""" Delete a product from the basket """
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pid = str(request.POST['product_id'])
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if pid in request.session['basket']:
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request.session['basket'][pid]['qty'] -= 1
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if request.session['basket'][pid]['qty'] <= 0:
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del request.session['basket'][pid]
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else:
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request.session['basket'][pid] = 0
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request.session.modified = True
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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_total'] = EbouticMain.sum_basket(self.request)
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kwargs['eboutic'] = Counter.objects.filter(type="EBOUTIC").first()
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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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return HttpResponseRedirect(reverse_lazy('eboutic:main', args=self.args, kwargs=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(reverse_lazy('core:login', args=self.args, kwargs=kwargs))
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if 'basket' not in request.session.keys():
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return HttpResponseRedirect(reverse_lazy('eboutic:main', args=self.args, kwargs=kwargs))
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if self.make_basket(request):
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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 make_basket(self, request):
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b = None
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if 'basket_id' in request.session.keys():
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b = Basket.objects.filter(id=request.session['basket_id']).first()
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if b is None:
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b = Basket()
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b.user = request.user
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b.save()
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request.session['basket_id'] = b.id
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request.session.modified = True
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b.items.all().delete()
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for pid,infos in request.session['basket'].items():
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p = Product.objects.filter(id=int(pid)).first()
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BasketItem(basket=b, product_name=p.name, type=p.product_type.name,
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quantity=infos['qty'], product_unit_price=infos['price']/100).save()
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self.basket = b
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return True
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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']['PBX_DEVISE'] = 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(datetime.now().replace(microsecond=0).isoformat('T'))
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kwargs['et_request']['PBX_HMAC'] = hmac.new(settings.SITH_EBOUTIC_HMAC_KEY,
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bytes("&".join(["%s=%s"%(k,v) for k,v in kwargs['et_request'].items()]), 'utf-8'),
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"sha512").hexdigest().upper()
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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 'basket_id' not in request.session.keys() or not request.user.is_authenticated():
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return HttpResponseRedirect(reverse_lazy('eboutic:main', args=self.args, kwargs=kwargs))
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b = Basket.objects.filter(id=request.session['basket_id']).first()
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if b is None:
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return HttpResponseRedirect(reverse_lazy('eboutic:main', args=self.args, kwargs=kwargs))
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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(reverse_lazy('eboutic:main', args=self.args, kwargs=kwargs))
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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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i = Invoice()
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i.user = b.user
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i.payment_method = "SITH_ACCOUNT"
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i.save()
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for it in b.items.all():
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InvoiceItem(invoice=i, product_name=it.product_name, type=it.type,
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product_unit_price=it.product_unit_price, quantity=it.quantity).save()
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i.validate()
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kwargs['not_enough'] = False
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request.session.pop('basket_id', None)
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request.session.pop('basket', 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 (not 'Amount' in request.GET.keys() or
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not 'BasketID' in request.GET.keys() or
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not 'Auto' in request.GET.keys() or
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not 'Error' in request.GET.keys() or
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not 'Sig' in request.GET.keys()):
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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(cert, sig, '&'.join(request.META['QUERY_STRING'].split('&')[:-1]), "sha1")
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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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with transaction.atomic():
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b = Basket.objects.filter(id=request.GET['BasketID']).first()
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if b is None:
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return HttpResponse("Basket does not exists", status=400)
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i = Invoice()
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i.user = b.user
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i.payment_method = "CREDIT_CARD"
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i.save()
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for it in b.items.all():
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InvoiceItem(invoice=i, product_name=it.product_name, type=it.type,
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product_unit_price=it.product_unit_price, quantity=it.quantity).save()
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i.validate()
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b.delete()
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return HttpResponse("Payment validated")
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else:
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return HttpResponse("Payment failed with error: "+request.GET['Error'])
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