+ format = "%A, %B %-d"
+
+ to_gamedate :: String -> Maybe UTCTime
+ to_gamedate s =
+ parseTime defaultTimeLocale format s'
+ where
+ s' = case (reverse s) of
+ (c2:c1:cs) -> let suffix = [c1,c2]
+ in
+ case suffix of
+ "st" -> reverse cs
+ "nd" -> reverse cs
+ "rd" -> reverse cs
+ "th" -> reverse cs
+ _ -> s -- Unknown suffix, leave it alone.
+ _ -> s -- The String is less than two characters long,
+ -- leave it alone.
+
+
+ from_gamedate :: UTCTime -> String
+ from_gamedate d = s ++ (suffix s)
+ where
+ s = formatTime defaultTimeLocale format d
+
+ suffix :: String -> String
+ suffix cs =
+ case (reverse cs) of
+ [] -> []
+ ('1':_) -> "st"
+ ('2':_) -> "nd"
+ ('3':_) -> "rd"
+ _ -> "th"
+
+
+
+
+
+
+-- | (Un)pickle a UTCTime without the date portion.
+--
+xp_time :: PU UTCTime
+xp_time =
+ (to_time, from_time) `xpWrapMaybe` xpText
+ where
+ to_time :: String -> Maybe UTCTime
+ to_time = parseTime defaultTimeLocale time_format
+
+ from_time :: UTCTime -> String
+ from_time = formatTime defaultTimeLocale time_format
+
+
+-- | (Un)pickle a UTCTime without the date portion. This differs from
+-- 'xp_time' in that it uses periods in the AM/PM part, i.e. \"A.M.\"
+-- and \"P.M.\" It also doesn't use padding for the \"hours\" part.
+--
+-- Examples:
+--
+-- * \<CurrentTimeStamp\>11:30 A.M.\</CurrentTimeStamp\>
+--
+xp_time_dots :: PU UTCTime
+xp_time_dots =
+ (to_time, from_time) `xpWrapMaybe` xpText
+ where
+ -- | The hours arent padded with zeros.
+ nopad_time_format :: String
+ nopad_time_format = "%-I:%M %p"
+
+ to_time :: String -> Maybe UTCTime
+ to_time = (parseTime defaultTimeLocale nopad_time_format) . (replace "." "")
+
+ from_time :: UTCTime -> String
+ from_time t =
+ replace "AM" "A.M." (replace "PM" "P.M." s)
+ where
+ s = formatTime defaultTimeLocale nopad_time_format t
+
+
+-- | (Un)pickle a UTCTime without the date portion, allowing for a
+-- value of \"TBA\" (which gets translated to 'Nothing').
+--
+xp_tba_time :: PU (Maybe UTCTime)
+xp_tba_time =
+ (to_time, from_time) `xpWrap` xpText
+ where
+ to_time :: String -> Maybe UTCTime
+ to_time s
+ | s == "TBA" = Nothing
+ | otherwise = parseTime defaultTimeLocale time_format s
+
+ from_time :: Maybe UTCTime -> String
+ from_time Nothing = "TBA"
+ from_time (Just t) = formatTime defaultTimeLocale time_format t
+
+
+
+-- | (Un)pickle the \<time_stamp\> element format to/from a 'UTCTime'.
+--
+-- Example: \<time_stamp\> January 6, 2014, at 10:11 PM ET \</time_stamp\>
+--
+-- TSN doesn't provide a proper time zone name, so we assume that
+-- it's always Eastern Standard Time. EST is UTC-5, so we
+-- add/subtract 5 hours to convert to/from UTC.
+--
+xp_time_stamp :: PU UTCTime
+xp_time_stamp =
+ (parse_time_stamp, from_time_stamp) `xpWrapMaybe` xpText
+ where
+ five_hours :: NominalDiffTime
+ five_hours = 5 * 60 * 60
+
+ subtract_five :: UTCTime -> UTCTime
+ subtract_five = addUTCTime (-1 * five_hours)