def get_status_key(self, instance):
"""Generates a key used to set a status on a field"""
key_id = "inst_%s" % id(instance) if instance.pk is None else instance.pk
return "%s.%s-%s-%s" % (instance._meta.app_label,
get_model_name(instance),
key_id,
self.field.name)
def get_status_key(self, instance):
"""Generates a key used to set a status on a field"""
key_id = "inst_%s" % id(
instance) if instance.pk is None else instance.pk
return "%s.%s-%s-%s" % (instance._meta.app_label,
get_model_name(instance), key_id,
self.field.name)
def get_output_file(self, in_file, instance, field, **kwargs):
"""Creates a temporary file. With regular `FileSystemStorage` it does not
need to be deleted, instaed file is safely moved over. With other cloud
based storage it is a good idea to set `delete=True`."""
return NamedTemporaryFile(
mode='rb',
suffix='_%s_%s%s' %
(get_model_name(instance), field.name, self.get_ext()),
delete=False)
def _get_status(self, instance, status_key=None):
status_key = status_key or self.get_status_key(instance)
status = {
'app_label': instance._meta.app_label,
'model_name': get_model_name(instance),
'pk': instance.pk,
'field_name': self.field.name,
'state': 'ready'
}
current_status = cache.get(status_key, None)
if current_status is not None:
status.update(current_status)
return status_key, status
def _get_status(self, instance, status_key=None):
status_key = status_key or self.get_status_key(instance)
status = {
'app_label': instance._meta.app_label,
'model_name': get_model_name(instance),
'pk': instance.pk,
'field_name': self.field.name,
'state': 'ready'
}
current_status = cache.get(status_key, None)
if current_status is not None:
status.update(current_status)
return status_key, status
def get_output_file(self, in_file, instance, field, **kwargs):
"""Creates a temporary file. With regular `FileSystemStorage` it does not
need to be deleted, instaed file is safely moved over. With other cloud
based storage it is a good idea to set `delete=True`."""
return NamedTemporaryFile(mode='rb', suffix='_%s_%s%s' % (
get_model_name(instance), field.name, self.get_ext()), delete=False)
