public static bool TryParseRfc822DateTime(string value, out DateTime result)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
DateTimeFormatInfo dateTimeFormat = CultureInfo.InvariantCulture.DateTimeFormat;
string[] formats = new string[3];
//------------------------------------------------------------
// Define valid RFC-822 formats
//------------------------------------------------------------
formats[0] = dateTimeFormat.RFC1123Pattern;
formats[1] = "ddd',' d MMM yyyy HH:mm:ss zzz";
formats[2] = "ddd',' dd MMM yyyy HH:mm:ss zzz";
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
if (String.IsNullOrEmpty(value))
{
result = DateTime.MinValue;
return(false);
}
//------------------------------------------------------------
// Perform conversion of RFC-822 formatted date-time string
//------------------------------------------------------------
return(DateTime.TryParseExact(SyndicationDateTimeUtility.ReplaceRfc822TimeZoneWithOffset(value), formats, dateTimeFormat, DateTimeStyles.None, out result));
}
public static DateTime ParseRfc3339DateTime(string value)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
DateTime result = DateTime.MinValue;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNullOrEmptyString(value, "value");
//------------------------------------------------------------
// Parse RFC-3339 formatted date
//------------------------------------------------------------
if (SyndicationDateTimeUtility.TryParseRfc3339DateTime(value, out result))
{
return(result);
}
else
{
throw new FormatException(String.Format(null, "'{0}' is not a valid RFC-3339 formatted date-time value.", value));
}
}