fix timeext under 32bit compilation

langext/coords.go

@@ -9,3 +9,13 @@ func DegToRad(deg float64) float64 {
 func RadToDeg(rad float64) float64 {
 	return rad / (math.Pi * 180.0)
 }
+
+func GeoDistance(lon1 float64, lat1 float64, lon2 float64, lat2 float64) float64 {
+	var d1 = DegToRad(lat1)
+	var num1 = DegToRad(lon1)
+	var d2 = DegToRad(lat2)
+	var num2 = DegToRad(lon2) - num1
+	var d3 = math.Pow(math.Sin((d2-d1)/2.0), 2.0) + math.Cos(d1)*math.Cos(d2)*math.Pow(math.Sin(num2/2.0), 2.0)
+
+	return 6376500.0 * (2.0 * math.Atan2(math.Sqrt(d3), math.Sqrt(1.0-d3)))
+}

timeext/time.go

@@ -84,7 +84,7 @@ func IsDatePartEqual(a time.Time, b time.Time, tz *time.Location) bool {
 func WithTimePart(base time.Time, hour, minute, second int) time.Time {
 	datepart := TimeToDatePart(base, base.Location())
 
-	delta := time.Duration(hour*int(time.Hour) + minute*int(time.Minute) + second*int(time.Second))
+	delta := time.Duration(int64(hour)*int64(time.Hour) + int64(minute)*int64(time.Minute) + int64(second)*int64(time.Second))
 
 	return datepart.Add(delta)
 }
@@ -94,7 +94,7 @@ func WithTimePart(base time.Time, hour, minute, second int) time.Time {
 func CombineDateAndTime(d time.Time, t time.Time) time.Time {
 	datepart := TimeToDatePart(d, d.Location())
 
-	delta := time.Duration(t.Hour()*int(time.Hour) + t.Minute()*int(time.Minute) + t.Second()*int(time.Second) + t.Nanosecond()*int(time.Nanosecond))
+	delta := time.Duration(int64(t.Hour())*int64(time.Hour) + int64(t.Minute())*int64(time.Minute) + int64(t.Second())*int64(time.Second) + int64(t.Nanosecond())*int64(time.Nanosecond))
 
 	return datepart.Add(delta)
 }
@@ -108,7 +108,7 @@ func IsSunday(t time.Time, tz *time.Location) bool {
 }
 
 func DurationFromTime(hours int, minutes int, seconds int) time.Duration {
-	return time.Duration(hours*int(time.Hour) + minutes*int(time.Minute) + seconds*int(time.Second))
+	return time.Duration(int64(hours)*int64(time.Hour) + int64(minutes)*int64(time.Minute) + int64(seconds)*int64(time.Second))
 }
 
 func Min(a time.Time, b time.Time) time.Time {