code: def get_runs():
      data = current_app.config["data"]
      draw = parse_int_arg("draw", 1)
      start = parse_int_arg("start", 0)
      length = parse_int_arg("length", -1)
      length = length if length >= 0 else None
      order_column = request.args.get("order[0][column]")
      order_dir = request.args.get("order[0][dir]")
      query = parse_query_filter()
      if order_column is not None:
          order_column = \
              request.args.get("columns[%d][name]" % int(order_column))
          if order_column == "hostname":
              order_column = "host.hostname"
      runs = data.get_run_dao().get_runs(
          start=start, limit=length,
          sort_by=order_column, sort_direction=order_dir, query=query)
      records_total = runs.count()
      records_filtered = runs.count()
      return Response(render_template(
          "api/runs.js", runs=runs,
          draw=draw, recordsTotal=records_total,
          recordsFiltered=records_filtered),
          mimetype="application/json")