def _update_collections(self, old_assigned_to_coll, new_assigned_to_coll, res_id):
""" Append or remove resource from collections """
diff_list = set(old_assigned_to_coll)
new_list = diff_list.symmetric_difference(new_assigned_to_coll)
collection = CollectionOperationalAPI()
for coll_id in new_list:
if coll_id in new_assigned_to_coll:
coll = collection.getCollectionInfo(coll_id).to_dict()
coll_spec = self._search_spec(ELEM_TYPES['IS_COLL'], coll['specification_name'])[0]
Collection.setup_specification([CollectionSpecification(coll_spec)])
collection.appendResourceToCollection(coll_id, res_id)
elif coll_id in old_assigned_to_coll:
collection.removeResourceFromCollection(coll_id, res_id)
def get_collection_params(self, request):
""" Implement GET method """
if request.GET.get('coll_id', None):
collection = CollectionOperationalAPI()
coll_info = collection.getCollectionInfo(request.GET['coll_id']).to_dict()
coll_spec = self._search_spec(ELEM_TYPES['IS_COLL'], coll_info['specification_name'])[0]
# for TreeMenu
spec_params_json = json.dumps(coll_spec['params_spec'])
to_text = spec_params_json.replace('param_name','text')
items = to_text.replace('children_spec','items')
json_data = {'coll_spec': coll_spec['params_spec'],
'coll_info': coll_info,
'allowed_types': coll_spec['allowed_types'],
'items': json.loads(items)}
return HttpResponse(json.dumps(json_data), mimetype="application/json")
return HttpResponse()