41 lines
1.6 KiB
Python
41 lines
1.6 KiB
Python
from django.core.management.base import BaseCommand
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from shop.pdf import generate_pdf_letter
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from shop.email import send_invoice_email
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class Command(BaseCommand):
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args = 'none'
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help = 'Send out invoices that has not been sent yet'
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def handle(self, *args, **options):
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self.stdout.write('Invoice worker running...')
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while True:
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### check if we need to generate any invoices
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for order in Order.objects.filter(paid=True, invoice__isnull=True):
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### generate invoice for this Order
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Invoice.objects.create(order=order)
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### check if we need to send out any invoices
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for invoice in Invoice.objects.filter(sent_to_customer=False):
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### generate PDF invoice
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try:
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pdffile = generate_pdf_letter('invoice.html', formatdict)
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except Exception as E:
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self.stdout.write('ERROR: Unable to generate PDF file. Error: %s' % E)
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continue
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if not pdffile:
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self.stdout.write('ERROR: Unable to generate PDF file')
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continue
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if send_invoice_email(recipient=invoice.order.user.email, invoice=invoice, attachment=pdffile):
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self.stdout.write('OK: Invoice email sent to %s' % order.user.email)
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invoice.sent_to_customer=True
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invoice.save()
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else:
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self.stdout.write('ERROR: Unable to send invoice email to %s' % order.user.email)
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### pause for a bit
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sleep(60)
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