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CachedFileField: Prevent double upload leading to empty file

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This commit is contained in:
Raphael Michel
2021-03-04 18:11:11 +01:00
parent 97f3b72254
commit b93e2307d0
1 changed files with 6 additions and 0 deletions
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src/pretix/control/forms/__init__.py
+6
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@@ -201,6 +201,8 @@ class CachedFileField(ExtFileField):
from ...base.models import CachedFile from ...base.models import CachedFile
if isinstance(data, File): if isinstance(data, File):
if hasattr(data, '_uploaded_to'):
return data._uploaded_to
cf = CachedFile.objects.create( cf = CachedFile.objects.create(
expires=now() + datetime.timedelta(days=1), expires=now() + datetime.timedelta(days=1),
date=now(), date=now(),
@@ -210,6 +212,7 @@ class CachedFileField(ExtFileField):
) )
cf.file.save(data.name, data.file) cf.file.save(data.name, data.file)
cf.save() cf.save()
data._uploaded_to = cf
return cf return cf
return super().bound_data(data, initial) return super().bound_data(data, initial)
@@ -218,6 +221,8 @@ class CachedFileField(ExtFileField):
data = super().clean(*args, **kwargs) data = super().clean(*args, **kwargs)
if isinstance(data, File): if isinstance(data, File):
if hasattr(data, '_uploaded_to'):
return data._uploaded_to
cf = CachedFile.objects.create( cf = CachedFile.objects.create(
expires=now() + datetime.timedelta(days=1), expires=now() + datetime.timedelta(days=1),
web_download=True, web_download=True,
@@ -227,6 +232,7 @@ class CachedFileField(ExtFileField):
) )
cf.file.save(data.name, data.file) cf.file.save(data.name, data.file)
cf.save() cf.save()
data._uploaded_to = cf
return cf return cf
return data return data