def add_pdb_files(request, dataset_id):
"""
Extracts pdb files out of zips, adds them to the dataset and
removes the zip. Then adds all pdb files to the MR parameters
:param dataset_id: dataset in which to find zip files
:type dataset_id: integer
:returns: 'true' for ajax if successful.
"""
thisMR = MRtask(dataset_id=dataset_id)
thisMR.add_pdb_files(request.user.username)
return HttpResponse("true")
