public static bool TryParse(string value, string format, DateTime currentDate, CultureInfo cultureInfo, bool autoClipTimeParts, out DateTime result)
{
bool success = false;
result = currentDate;
if (string.IsNullOrEmpty(value) || string.IsNullOrEmpty(format))
{
return(false);
}
DateTimeParser.UpdateValueFormatForQuotes(ref value, ref format);
var dateTimeString = ComputeDateTimeString(value, format, currentDate, cultureInfo, autoClipTimeParts).Trim();
if (!String.IsNullOrEmpty(dateTimeString))
{
success = DateTime.TryParse(dateTimeString, cultureInfo.DateTimeFormat, DateTimeStyles.None, out result);
}
if (!success)
{
result = currentDate;
}
return(success);
}
private static void UpdateValueFormatForQuotes(ref string value, ref string format)
{
var quoteStart = format.IndexOf("'");
if (quoteStart > -1)
{
var quoteEnd = format.IndexOf("'", quoteStart + 1);
if (quoteEnd > -1)
{
var quoteContent = format.Substring(quoteStart + 1, quoteEnd - quoteStart - 1);
value = value.Replace(quoteContent, "");
format = format.Remove(quoteStart, quoteEnd - quoteStart + 1);
// Use recursive calls for many quote text.
DateTimeParser.UpdateValueFormatForQuotes(ref value, ref format);
}
}
}
