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Ported over Field.deconstruct() from my schema alteration branch.

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This commit is contained in:
Andrew Godwin 2013-06-28 17:26:05 +01:00
parent 8809da67a2
commit 48dd1e63bb
6 changed files with 501 additions and 1 deletions
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19
django/db/models/fields/files.py
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@ -227,6 +227,17 @@ class FileField(Field):
kwargs['max_length'] = kwargs.get('max_length', 100)
super(FileField, self).__init__(verbose_name, name, **kwargs)
def deconstruct(self):
name, path, args, kwargs = super(FileField, self).deconstruct()
if kwargs.get("max_length", None) != 100:
kwargs["max_length"] = 100
else:
del kwargs["max_length"]
kwargs['upload_to'] = self.upload_to
if self.storage is not default_storage:
kwargs['storage'] = self.storage
return name, path, args, kwargs
def get_internal_type(self):
return "FileField"
@ -326,6 +337,14 @@ class ImageField(FileField):
self.width_field, self.height_field = width_field, height_field
super(ImageField, self).__init__(verbose_name, name, **kwargs)
def deconstruct(self):
name, path, args, kwargs = super(ImageField, self).deconstruct()
if self.width_field:
kwargs['width_field'] = self.width_field
if self.height_field:
kwargs['height_field'] = self.height_field
return name, path, args, kwargs
def contribute_to_class(self, cls, name):
super(ImageField, self).contribute_to_class(cls, name)
# Attach update_dimension_fields so that dimension fields declared