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92 lines
3.1 KiB
92 lines
3.1 KiB
from django.utils.decorators import method_decorator
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from django.views.generic import View, TemplateView
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from django.views.decorators.csrf import csrf_exempt
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from django.http import HttpResponse
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from django.urls import reverse_lazy
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from paymentwall import Pingback, Product, Widget
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from apps.course.models import Course
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from apps.school.models import SchoolSchedule
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from .models import AuthorBalance, CoursePayment, SchoolPayment
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class CourseBuyView(TemplateView):
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template_name = 'payment/paymentwall_widget.html'
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def get(self, request, pk=None, *args, **kwargs):
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host = request.scheme + '://' + request.get_host()
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course = Course.objects.get(id=pk)
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course_payment = CoursePayment.objects.create(
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user=request.user,
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course=course,
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)
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product = Product(
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f'course_{course_payment.id}',
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course.price,
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'RUB',
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f'Курс "{course.title}"',
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)
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widget = Widget(
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str(request.user.id),
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'p1',
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[product],
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extra_params={
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'lang': 'ru',
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'evaluation': 1,
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'success_url': host + str(reverse_lazy('payment-success')),
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'failure_url': host + str(reverse_lazy('payment-error')),
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}
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)
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return self.render_to_response(context={'widget': widget.get_html_code()})
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@method_decorator(csrf_exempt, name='dispatch')
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class PaymentwallCallbackView(View):
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def get_request_ip(self):
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x_forwarded_for = self.request.META.get('HTTP_X_FORWARDED_FOR')
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if x_forwarded_for:
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ip = x_forwarded_for.split(',')[0]
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else:
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ip = self.request.META.get('REMOTE_ADDR')
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return ip
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def get(self, request, *args, **kwargs):
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payment_raw_data = request.GET.copy()
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pingback = Pingback(payment_raw_data, self.get_request_ip())
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if pingback.validate():
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product_type_name, payment_id = pingback.get_product().get_id().split('_')
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if product_type_name == 'course':
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product_payment_class = CoursePayment
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elif product_type_name == 'school':
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product_payment_class = SchoolPayment
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else:
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return HttpResponse(status=403)
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try:
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payment = product_payment_class.objects.get(pk=payment_id)
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except product_payment_class.DoesNotExist:
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return HttpResponse(status=403)
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payment.status = pingback.get_type()
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payment.data = payment_raw_data
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payment.save()
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author_balance = getattr(payment, 'author_balance', None)
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if author_balance:
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if pingback.is_deliverable():
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payment.author_balance.status = AuthorBalance.ACCEPTED
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elif pingback.is_under_review():
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payment.author_balance.status = AuthorBalance.PENDING
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else:
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payment.author_balance.status = AuthorBalance.DECLINED
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payment.author_balance.save()
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return HttpResponse('OK', status=403)
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else:
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return
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