def convert_object(self, obj):
""" Core of serialization.
Convert an object into a dictionary of serialized field values.
"""
ret = self._dict_class()
ret.fields = {}
fields = self.get_fields(nested=bool(self.opts.depth))
for field_name, field in fields.items():
key = self.get_field_key(field_name)
value = field.field_to_native(obj, field_name)
ret[key] = value
ret.fields[key] = field
if ret['user_id']:
ret['id'] = obj.pk
else:
ret['id'] = None
# vpr: custom settings for categories field
cids = models.restoreAssignedCategory(ret.get('categories', ''))
cids = [str(cid) for cid in cids]
ret['categories'] = ','.join(cids)
# vpr: custom process for material author, editor
material_roles = models.getMaterialPersons(obj.pk)
for person_role in material_roles:
ret[person_role] = material_roles[person_role]
return ret
def importMaterialCats():
cat_objs = Category.objects.all()
jsfile = open('exported-cats.json', 'r')
cats = json.load(jsfile)
for cat in cats:
try:
raw_cats = restoreAssignedCategory(cat[1])
material = Material.objects.get(pk=cat[0])
if isinstance(raw_cats, list) or isinstance(raw_cats, tuple):
[material.categories.add(cat_objs[cid-1]) for cid in raw_cats]
else:
material.categories.add(cat_objs[raw_cats])
print cat[0]
except:
import pdb;pdb.set_trace()
raise
