epoc time convert to string

epoc.h

- (NSString*)getDate:(int)time
{
    NSMutableString *since = [[[NSMutableString alloc] initWithCapacity:0] autorelease];
    NSDate *dateNow = [NSDate date];
    NSTimeZone *localeTimeZone = [NSTimeZone localTimeZone];
    int timeZoneOffset = [localeTimeZone secondsFromGMT];
    int epochnow = [dateNow timeIntervalSince1970];
    int when = epochnow - time - timeZoneOffset;
    int day = when / 86400;
    int dayreminder = when % 86400;
    int hour = dayreminder / 3600;
    int hourreminder = dayreminder % 3600;
    int minute = hourreminder / 60;
    int second = hourreminder % 60;
    if (day > 0) {
        [since appendFormat:(day > 1 ? @"%d days " : @"%d day "), day];
    } else
        if (hour > 0) {
            [since appendFormat:(hour > 1 ? @"%d hours " : @"%d hour "), hour];
        } else
            if (minute > 0) {
                [since appendFormat:(minute > 1 ? @"%d minutes " : @"%d minute "), minute];
            } else
            {
                [since appendFormat:@"%d seconds ", second];
            }
    [since appendString:@"ago"];
    return since;
}