django-orchestra/orchestra/apps/bills/actions.py

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import StringIO
import zipfile
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from django.http import HttpResponse
from django.utils.translation import ugettext_lazy as _
from orchestra.utils.html import html_to_pdf
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def render_bills(modeladmin, request, queryset):
for bill in queryset:
bill.html = bill.render()
bill.save()
render_bills.verbose_name = _("Render")
render_bills.url_name = 'render'
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def download_bills(modeladmin, request, queryset):
if queryset.count() > 1:
stringio = StringIO.StringIO()
archive = zipfile.ZipFile(stringio, 'w')
for bill in queryset:
pdf = html_to_pdf(bill.html)
archive.writestr('%s.pdf' % bill.number, pdf)
archive.close()
response = HttpResponse(stringio.getvalue(), content_type='application/pdf')
response['Content-Disposition'] = 'attachment; filename="orchestra-bills.zip"'
return response
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bill = queryset.get()
pdf = html_to_pdf(bill.html)
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return HttpResponse(pdf, content_type='application/pdf')
download_bills.verbose_name = _("Download")
download_bills.url_name = 'download'
def view_bill(modeladmin, request, queryset):
bill = queryset.get()
bill.html = bill.render()
return HttpResponse(bill.html)
view_bill.verbose_name = _("View")
view_bill.url_name = 'view'
def close_bills(modeladmin, request, queryset):
for bill in queryset:
bill.close()
close_bills.verbose_name = _("Close")
close_bills.url_name = 'close'