Jifty::DBI::Filter::Duration - Encodes time durations

If value is defined, then encode it using parse_duration in Time::Duration::Parse, otherwise do nothing. If the value can't be parsed, then set it to undef.

If value is defined, then decode it using duration_exact in Time::Duration and concise in Time::Duration, otherwise do nothing.

Jifty::DBI::Filter, Time::Duration, Time::Duration::Parse