/// <summary>
/// 创建ISO8601TimeInterval对象
/// </summary>
/// <param name="start">开始时间</param>
/// <param name="interval">时间段</param>
/// <param name="end">结束时间</param>
/// <param name="format">ISO8601TimeInterval格式</param>
private ISO8601TimeInterval(DateTime start, TimeSpan interval, DateTime end, ISO8601TimeIntervalFormats format)
{
m_StartValue = start;
m_IntervalValue = interval;
m_EndValue = end;
m_Format = format;
}
/// <summary>
/// 生成由正则表达式解析的数据
/// </summary>
/// <param name="m">正则表达式解析类</param>
/// <param name="format">ISO8601TimeInterval格式</param>
/// <param name="start">所需要时间段的开始时间</param>
/// <param name="end">所需要时间段的结束时间</param>
/// <returns>时间段</returns>
internal static TimeSpan Match2DateTime(Match m, ISO8601TimeIntervalFormats format, out DateTime start, out DateTime end)
{
TimeSpan interval = default(TimeSpan);
switch (format)
{
case ISO8601TimeIntervalFormats.BasicDateByStartAndEndInSameYear:
case ISO8601TimeIntervalFormats.ExtendedDateByStartAndEndInSameYear:
start = new DateTime(Convert.ToInt32(m.Groups["year"].Value), Convert.ToInt32(m.Groups["startmonth"].Value), Convert.ToInt32(m.Groups["startday"].Value));
end = new DateTime(Convert.ToInt32(m.Groups["year"].Value), Convert.ToInt32(m.Groups["endmonth"].Value), Convert.ToInt32(m.Groups["endday"].Value));
interval = ISO8601TimeIntervalHelper.GetInterval(start, end);
break;
case ISO8601TimeIntervalFormats.BasicDateTimeByStartAndEnd:
case ISO8601TimeIntervalFormats.ExtendedDateTimeByStartAndEnd:
start = new DateTime
(
Convert.ToInt32(m.Groups["startyear"].Value),
Convert.ToInt32(m.Groups["startmonth"].Value),
Convert.ToInt32(m.Groups["startday"].Value),
Convert.ToInt32(m.Groups["starthour"].Value),
Convert.ToInt32(m.Groups["startminute"].Value),
Convert.ToInt32(m.Groups["startsecond"].Value)
);
end = new DateTime
(
Convert.ToInt32(m.Groups["endyear"].Value),
Convert.ToInt32(m.Groups["endmonth"].Value),
Convert.ToInt32(m.Groups["endday"].Value),
Convert.ToInt32(m.Groups["endhour"].Value),
Convert.ToInt32(m.Groups["endminute"].Value),
Convert.ToInt32(m.Groups["endsecond"].Value)
);
interval = ISO8601TimeIntervalHelper.GetInterval(start, end);
break;
case ISO8601TimeIntervalFormats.SymbolicDateTimeByDuration:
case ISO8601TimeIntervalFormats.BasicDateTimeByDuration:
case ISO8601TimeIntervalFormats.ExtendedDateTimeByDuration:
interval = ISO8601TimeIntervalHelper.GetInterval
(
m.Groups["year"].Value,
m.Groups["month"].Value,
m.Groups["day"].Value,
m.Groups["hour"].Value,
m.Groups["minute"].Value,
m.Groups["second"].Value
);
start = default(DateTime);
end = default(DateTime);
break;
case ISO8601TimeIntervalFormats.BasicDateTimeByStartAndDuration:
case ISO8601TimeIntervalFormats.ExtendedDateTimeByStartAndDuration:
start = new DateTime
(
Convert.ToInt32(m.Groups["startyear"].Value),
Convert.ToInt32(m.Groups["startmonth"].Value),
Convert.ToInt32(m.Groups["startday"].Value),
Convert.ToInt32(m.Groups["starthour"].Value),
Convert.ToInt32(m.Groups["startminute"].Value),
Convert.ToInt32(m.Groups["startsecond"].Value)
);
interval = ISO8601TimeIntervalHelper.GetInterval
(
m.Groups["year"].Value,
m.Groups["month"].Value,
m.Groups["day"].Value,
m.Groups["hour"].Value,
m.Groups["minute"].Value,
m.Groups["second"].Value
);
end = ISO8601TimeIntervalHelper.GetEndDate(start, interval);
break;
case ISO8601TimeIntervalFormats.BasicDateTimeByDurationAndEnd:
case ISO8601TimeIntervalFormats.ExtendedDateTimeByDurationAndEnd:
interval = ISO8601TimeIntervalHelper.GetInterval
(
m.Groups["year"].Value,
m.Groups["month"].Value,
m.Groups["day"].Value,
m.Groups["hour"].Value,
m.Groups["minute"].Value,
m.Groups["second"].Value
);
end = new DateTime
(
Convert.ToInt32(m.Groups["endyear"].Value),
Convert.ToInt32(m.Groups["endmonth"].Value),
Convert.ToInt32(m.Groups["endday"].Value),
Convert.ToInt32(m.Groups["endhour"].Value),
Convert.ToInt32(m.Groups["endminute"].Value),
Convert.ToInt32(m.Groups["endsecond"].Value)
);
start = ISO8601TimeIntervalHelper.GetStartDate(interval, end);
break;
case ISO8601TimeIntervalFormats.ExtendedDateByDuration:
interval = ISO8601TimeIntervalHelper.GetInterval
(
m.Groups["year"].Value,
m.Groups["month"].Value,
m.Groups["day"].Value
);
start = default(DateTime);
end = default(DateTime);
break;
case ISO8601TimeIntervalFormats.SymbolicHourByDuration:
interval = ISO8601TimeIntervalHelper.GetNewInterval
(
m.Groups["hour"].Value,
m.Groups["minute"].Value,
m.Groups["second"].Value
);
start = default(DateTime);
end = default(DateTime);
break;
default:
start = default(DateTime);
end = default(DateTime);
break;
}
return(interval);
}
/// <summary>
/// 创建ISO8601TimeInterval对象
/// </summary>
/// <param name="start">开始时间</param>
/// <param name="interval">时间段</param>
/// <param name="format">ISO8601TimeInterval格式</param>
public ISO8601TimeInterval(DateTime start, TimeSpan interval, ISO8601TimeIntervalFormats format)
: this(start, interval, start.Subtract(-interval), format)
{
}
/// <summary>
/// 创建ISO8601TimeInterval对象
/// </summary>
/// <param name="start">开始时间</param>
/// <param name="end">结束时间</param>
/// <param name="format">ISO8601TimeInterval格式</param>
public ISO8601TimeInterval(DateTime start, DateTime end, ISO8601TimeIntervalFormats format)
: this(start, end.Subtract(start), end, format)
{
}
/// <summary>
/// 创建ISO8601TimeInterval对象
/// </summary>
/// <param name="interval">时间段</param>
/// <param name="end">结束时间</param>
/// <param name="format">ISO8601TimeInterval格式</param>
public ISO8601TimeInterval(TimeSpan interval, DateTime end, ISO8601TimeIntervalFormats format)
: this(end.Subtract(interval), interval, end, format)
{
}
/// <summary>
/// 创建ISO8601TimeInterval对象
/// </summary>
/// <param name="interval">时间段</param>
/// <param name="format">ISO8601TimeInterval格式</param>
public ISO8601TimeInterval(TimeSpan interval, ISO8601TimeIntervalFormats format)
: this(DateTime.MinValue, interval, format)
{
}
