-import Data.Time.Calendar.WeekDate
-import Data.Time.HTTP.Common
-import Data.Time.RFC822.Parsec
-
-
-{-
- date-time = [ day "," ] date time ; dd mm yy
- ; hh:mm:ss zzz
-
- day = "Mon" / "Tue" / "Wed" / "Thu"
- / "Fri" / "Sat" / "Sun"
-
- date = 1*2DIGIT month 2DIGIT ; day month year
- ; e.g. 20 Jun 82
-
- month = "Jan" / "Feb" / "Mar" / "Apr"
- / "May" / "Jun" / "Jul" / "Aug"
- / "Sep" / "Oct" / "Nov" / "Dec"
-
- time = hour zone ; ANSI and Military
-
- hour = 2DIGIT ":" 2DIGIT [":" 2DIGIT]
- ; 00:00:00 - 23:59:59
-
- zone = "UT" / "GMT" ; Universal Time
- ; North American : UT
- / "EST" / "EDT" ; Eastern: - 5/ - 4
- / "CST" / "CDT" ; Central: - 6/ - 5
- / "MST" / "MDT" ; Mountain: - 7/ - 6
- / "PST" / "PDT" ; Pacific: - 8/ - 7
- / 1ALPHA ; Military: Z = UT;
- ; A:-1; (J not used)
- ; M:-12; N:+1; Y:+12
- / ( ("+" / "-") 4DIGIT ) ; Local differential
- ; hours+min. (HHMM)
--}
-
-format :: ZonedTime -> String
-format zonedTime
- = let localTime = zonedTimeToLocalTime zonedTime
- timeZone = zonedTimeZone zonedTime
- (year, month, day) = toGregorian (localDay localTime)
- (_, _, week) = toWeekDate (localDay localTime)
- timeOfDay = localTimeOfDay localTime
- in
- concat [ shortWeekDayName week
- , ", "
- , show2 day
- , " "
- , shortMonthName month
- , " "
- , show2 (year `mod` 100)
- , " "
- , show2 (todHour timeOfDay)
- , ":"
- , show2 (todMin timeOfDay)
- , ":"
- , show2 (floor (todSec timeOfDay))
- , " "
- , showRFC822TimeZone timeZone
- ]