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Improve performance of bulk-generation of ticket PDFs

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Raphael Michel
2019-03-12 09:53:28 +01:00
parent affc6254a8
commit 5024fae5ed
1 changed files with 14 additions and 10 deletions
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24
src/pretix/plugins/ticketoutputpdf/ticketoutput.py
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@@ -35,19 +35,23 @@ class PdfTicketOutput(BaseTicketOutput):
@cached_property
def layout_map(self):
return {
(bi.item_id, bi.sales_channel): bi.layout
for bi in TicketLayoutItem.objects.select_related('layout').filter(item__event=self.event)
}
if not hasattr(self.event, '_ticketoutputpdf_cache_layoutmap'):
self.event._ticketoutputpdf_cache_layoutmap = {
(bi.item_id, bi.sales_channel): bi.layout
for bi in TicketLayoutItem.objects.select_related('layout').filter(item__event=self.event)
}
return self.event._ticketoutputpdf_cache_layoutmap
@cached_property
def default_layout(self):
try:
return self.event.ticket_layouts.get(default=True)
except TicketLayout.DoesNotExist:
return TicketLayout(
layout=json.dumps(self._default_layout())
)
if not hasattr(self.event, '_ticketoutputpdf_cache_default_layout'):
try:
self.event._ticketoutputpdf_cache_default_layout = self.event.ticket_layouts.get(default=True)
except TicketLayout.DoesNotExist:
self.event._ticketoutputpdf_cache_default_layout = TicketLayout(
layout=json.dumps(self._default_layout())
)
return self.event._ticketoutputpdf_cache_default_layout
def _register_fonts(self):
Renderer._register_fonts()