API endpoint to get the Archival Object IDs associated with an ArchivesSpace Resource

resource_archival_object_ids.rb

# Add this to a plugin's backend/controllers directory

class ArchivesSpaceService < Sinatra::Base
  Endpoint.get('/repositories/:repo_id/resources/:id/archival_object_ids')
    .description("Get a list of archival objects IDs associated with a resource")
    .params(["id", :id],
            ["repo_id", :repo_id])
    .permissions([:view_repository])
    .returns([200, "OK"]) \
  do
    resource = Resource.get_or_die(params[:id])
    graph = resource.object_graph.ids_for(ArchivalObject)
    json_response(graph)
  end
end