parseHours: Guard against open times far in the future

Similar to #3376, this commit prevents an open time from showing up
more than six months in the future, by subtracting a year from any
that are more than 6 months ahead of the provided context moment.

Signed-off-by: Kristofer Rye <[email protected]>
Tested-by: Kristofer Rye <[email protected]>

Author: rye

source/views/building-hours/lib/parse-hours.js

@@ -23,16 +23,21 @@ export function parseHours(
 	open.dayOfYear(dayOfYear)
 
 	let sixMonthsAgo = moment(m).subtract(6, 'months')
+	let sixMonthsFromNow = moment(m).add(6, 'months')
 
 	if (open.isBefore(sixMonthsAgo)) {
 		open.add(1, 'year')
+	} else if (open.isAfter(sixMonthsFromNow)) {
+		open.subtract(1, 'year')
 	}
 
 	let close = moment.tz(toTime, TIME_FORMAT, true, CENTRAL_TZ)
 	close.dayOfYear(dayOfYear)
 
 	if (close.isBefore(sixMonthsAgo)) {
 		close.add(1, 'year')
+	} else if (close.isAfter(sixMonthsFromNow)) {
+		close.subtract(1, 'year')
 	}
 
 	if (close.isBefore(open)) {