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refactored LocalizedFieldFile.save method

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seroy
2017-04-24 20:29:09 +03:00
parent 8ba08c389c
commit a352388243
1 changed files with 16 additions and 10 deletions
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26
localized_fields/fields/localized_file_field.py
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@@ -17,8 +17,12 @@ from ..forms import LocalizedFileFieldForm
class LocalizedFieldFile(FieldFile):
def save(self, name, content, lang, save=True):
name = self.field.generate_filename(self.instance, name, lang)
def __init__(self, instance, field, name, lang):
super().__init__(instance, field, name)
self.lang = lang
def save(self, name, content, save=True):
name = self.field.generate_filename(self.instance, name, self.lang)
self.name = self.storage.save(name, content,
max_length=self.field.max_length)
self._committed = True
@@ -50,29 +54,31 @@ class LocalizedFieldFile(FieldFile):
class LocalizedFileValueDescriptor(LocalizedValueDescriptor):
def __get__(self, instance, cls=None):
value = super().__get__(instance, cls)
for k, file in value.__dict__.items():
for lang, file in value.__dict__.items():
if isinstance(file, six.string_types) or file is None:
file = self.field.value_class(instance, self.field, file)
value.set(k, file)
file = self.field.value_class(instance, self.field, file, lang)
value.set(lang, file)
elif isinstance(file, File) and \
not isinstance(file, LocalizedFieldFile):
file_copy = self.field.value_class(instance, self.field,
file.name)
file.name, lang)
file_copy.file = file
file_copy._committed = False
value.set(k, file_copy)
value.set(lang, file_copy)
elif isinstance(file, LocalizedFieldFile) and \
not hasattr(file, 'field'):
file.instance = instance
file.field = self.field
file.storage = self.field.storage
file.lang = lang
# Make sure that the instance is correct.
elif isinstance(file, LocalizedFieldFile) \
and instance is not file.instance:
file.instance = instance
file.lang = lang
return value
@@ -115,9 +121,9 @@ class LocalizedFileField(LocalizedField):
"""Returns field's value just before saving."""
value = super().pre_save(model_instance, add)
if isinstance(value, LocalizedValue):
for lang, file in value.__dict__.items():
for file in value.__dict__.values():
if file and not file._committed:
file.save(file.name, file, lang, save=False)
file.save(file.name, file, save=False)
return value
def generate_filename(self, instance, filename, lang):
@@ -135,7 +141,7 @@ class LocalizedFileField(LocalizedField):
for k, v in data.__dict__.items():
if v is not None and not v:
data.set(k, '')
setattr(instance, self.attname, data)
setattr(instance, self.name, data)
def formfield(self, **kwargs):
defaults = {'form_class': LocalizedFileFieldForm}