htdocs prediction patch

140a142
>         rrd_data = ''
145c147,152
<         rrd_step, rrd_data = get_rrd_data(host, service, dsname, "MAX", from_time, until_time)
---
>         influx_settings = read_influx_config('/etc/check_mk/influxdb.config')
>         if influx_settings['use_influx']:
>             client = ic(influx_settings['host'], influx_settings['port'], influx_settings['user'], influx_settings['password'], influx_settings['database'])
>             rrd_step, rrd_data = get_influx_data(host, service, dsname, "MAX", from_time, until_time, client)
>         else:
>             rrd_step, rrd_data = get_rrd_data(host, service, dsname, "MAX", from_time, until_time)