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Fixed the reversed relation for virtual fields (generic foreign keys).

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This commit is contained in:
Xavier Ordoquy 2014-04-11 23:13:43 +02:00
parent 7750138643
commit 4160bbcf72
1 changed files with 17 additions and 1 deletions
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18
rest_framework/serializers.py
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@ -919,6 +919,7 @@ class ModelSerializer(Serializer):
Restore the model instance.
"""
m2m_data = {}
virtual_m2m_data = {}
related_data = {}
nested_forward_relations = {}
meta = self.opts.model._meta
@ -936,10 +937,16 @@ class ModelSerializer(Serializer):
m2m_data[field_name] = attrs.pop(field_name)
# Forward m2m relations
for field in meta.many_to_many + meta.virtual_fields:
for field in meta.many_to_many:
if field.name in attrs:
m2m_data[field.name] = attrs.pop(field.name)
# Virtual m2m relations
# This is mostly for GenericRelations
for field in meta.virtual_fields:
if field.name in attrs:
virtual_m2m_data[field.name] = attrs.pop(field.name)
# Nested forward relations - These need to be marked so we can save
# them before saving the parent model instance.
for field_name in attrs.keys():
@ -964,6 +971,7 @@ class ModelSerializer(Serializer):
# at the point of save.
instance._related_data = related_data
instance._m2m_data = m2m_data
instance._virtual_m2m_data = virtual_m2m_data
instance._nested_forward_relations = nested_forward_relations
return instance
@ -992,10 +1000,18 @@ class ModelSerializer(Serializer):
if getattr(obj, '_m2m_data', None):
for accessor_name, object_list in obj._m2m_data.items():
# We need to save m2m data before linking the objects together
[self.save_object(o) for o in object_list]
setattr(obj, accessor_name, object_list)
del(obj._m2m_data)
if getattr(obj, '_virtual_m2m_data', None):
for accessor_name, object_list in obj._virtual_m2m_data.items():
# In case of GenericRelation, we have a FK as constraint
setattr(obj, accessor_name, object_list)
[self.save_object(o) for o in object_list]
del(obj._m2m_data)
if getattr(obj, '_related_data', None):
related_fields = dict([
(field.get_accessor_name(), field)