text: """Provide summary details on damage filtering for MultiQC.
  """
  import os
  
  from bcbio import utils
  from bcbio.distributed.transaction import file_transaction
  from bcbio.pipeline import datadict as dd
  from bcbio.pipeline import config_utils
  from bcbio.provenance import do
  from bcbio.variation import vcfutils
  from bcbio.qc import variant
  
  def run(bam_file, data, out_dir):
      out = {}
      vcinfo = variant.get_active_vcinfo(data)
      dkfzbiasfilter = config_utils.get_program("dkfzbiasfilter_summarize.py", data)
      if vcinfo and vcfutils.vcf_has_variants(vcinfo["vrn_file"]):
          out_file = os.path.join(utils.safe_makedir(out_dir),
                                  "%s-damage.yaml" % (dd.get_sample_name(data)))
          if not utils.file_exists(out_file):
              with file_transaction(data, out_file) as tx_out_file:
                  cmd = [dkfzbiasfilter, "--sample=%s" % dd.get_sample_name(data),
                         "--outfile=%s" % tx_out_file, vcinfo["vrn_file"]]
                  do.run(cmd, "Summarize damage filtering")
          if utils.file_exists(out_file):
              out["base"] = out_file
      return out
  