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Fixed #468 -- Model classes now get an accessor method to get the human-readable value for each field that has 'choices' set. Thanks, Robert 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@687 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2005-09-25 20:36:05 +00:00
parent 272eab5cd8
commit 68c0742008
1 changed files with 10 additions and 0 deletions
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10
django/core/meta/__init__.py
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@ -592,6 +592,10 @@ class ModelBase(type):
new_mod.get_latest = curry(function_get_latest, opts, new_class, does_not_exist_exception) new_mod.get_latest = curry(function_get_latest, opts, new_class, does_not_exist_exception)
for f in opts.fields: for f in opts.fields:
if f.choices:
# Add "get_thingie_display" method to get human-readable value.
func = curry(method_get_display_value, f)
setattr(new_class, 'get_%s_display' % f.name, func)
if isinstance(f, DateField) or isinstance(f, DateTimeField): if isinstance(f, DateField) or isinstance(f, DateTimeField):
# Add "get_next_by_thingie" and "get_previous_by_thingie" methods # Add "get_next_by_thingie" and "get_previous_by_thingie" methods
# for all DateFields and DateTimeFields that cannot be null. # for all DateFields and DateTimeFields that cannot be null.
@ -990,6 +994,12 @@ def method_get_next_or_previous(get_object_func, field, is_next, self, **kwargs)
kwargs['limit'] = 1 kwargs['limit'] = 1
return get_object_func(**kwargs) return get_object_func(**kwargs)
# CHOICE-RELATED METHODS ###################
def method_get_display_value(field, self):
value = getattr(self, field.column)
return dict(field.choices).get(value, value)
# FILE-RELATED METHODS ##################### # FILE-RELATED METHODS #####################
def method_get_file_filename(field, self): def method_get_file_filename(field, self):