def resource_show_revision(context, data_dict):
"""Show a resource from a specified revision
Takes the same arguments as 'resource_show' but with an additional
revision_ref parameter
:param id: the id of the resource
:type id: string
:param revision_ref: the ID of the revision or release name
:type revision_ref: string
:returns: A resource dict
:rtype: dict
"""
revision_ref = _get_revision_ref(data_dict)
if revision_ref is None:
return core_resource_show(context, data_dict)
model = context['model']
id = toolkit.get_or_bust(data_dict, 'id')
resource = model.Resource.get(id)
package = _get_package_in_revision(context, {'id': resource.package_id},
revision_ref)
resource_dict = h.find_resource_in_package(package, id)
if resource_dict is None:
raise toolkit.ObjectNotFound("Resource not found for dataset revision")
return resource_dict
def _get_resource_in_revision(context, data_dict, revision_id):
"""Get resource from a given revision
"""
current_revision_id = context.get('revision_id', None)
context['revision_id'] = revision_id
result = core_resource_show(context, data_dict)
result['datastore_active'] = False
_fix_resource_data(result, revision_id)
if current_revision_id:
context['revision_id'] = current_revision_id
else:
del context['revision_id']
return result