public static bool ParseDateTime(this string text, DateTimeZone zone, string cultureTab, bool withoutDaylightSaving, MxCultureInfo.FormatType formatType, bool longFormat, out Instant result)
{
var rc = false;
result = InstantError;
if ((zone != null) && (String.IsNullOrEmpty(cultureTab) == false) && (formatType != MxCultureInfo.FormatType.Date) && (formatType != MxCultureInfo.FormatType.Time))
{
try
{
var culture = MxCultureInfo.Instance.GetCultureInfo(cultureTab);
if (culture != null)
{
var parseResult = LocalDateTimePattern.Create(MxCultureInfo.GetFormatSpecifier(formatType, longFormat), MxCultureInfo.Instance.GetCultureInfo(cultureTab)).Parse(text);
//var temp = parseResult.Value;
if (parseResult.Success)
{
var instant = parseResult.Value.InZoneStrictly(zone).ToInstant();
var local = instant.InZone(zone).LocalDateTime;
if (withoutDaylightSaving && zone.IsDaylightSavingsTime(instant))
{
local = local.Plus(Period.FromSeconds(zone.GetZoneInterval(instant).Savings.Seconds));
}
result = local.InZoneStrictly(zone).ToInstant();
rc = true;
}
}
}
catch (Exception)
{
//ignore
}
}
return(rc);
}
public Instant ParseTimeDate(string timeDate, bool withoutDaylightSaving = false, MxCultureInfo.FormatType formatType = MxCultureInfo.FormatType.DateTime, bool longFormat = false, string cultureTab = null)
{
var rc = ExtNodatime.InstantError;
var cookies = new MxCookies(HttpContextAccessor);
if (SupportedCultures.IsSupported(cultureTab) == false)
{
cultureTab = SupportedCultures.GetCultureTab(cookies.GetValue(MxSupportedCultures.CookieName));
}
if (timeDate.ParseDateTime(DateTimeZoneProviders.Tzdb[SupportedTimeZones.GetTzDbName(cultureTab)], cultureTab, withoutDaylightSaving, formatType, longFormat, out var result))
{
rc = result;
}
return(rc);
}
public static string ToString(this Instant instant, string cultureTab, DateTimeZone zone, bool withoutDaylightSaving = false, MxCultureInfo.FormatType formatType = MxCultureInfo.FormatType.DateTime, bool longFormat = false)
{
var rc = "[error]";
if ((zone != null) && (String.IsNullOrEmpty(cultureTab) == false))
{
try
{
var culture = MxCultureInfo.Instance.GetCultureInfo(cultureTab);
if (culture != null)
{
var local = instant.InZone(zone).LocalDateTime;
if (withoutDaylightSaving && zone.IsDaylightSavingsTime(instant))
{
local = local.Minus(Period.FromSeconds(zone.GetZoneInterval(instant).Savings.Seconds));
}
// ReSharper disable once ReturnValueOfPureMethodIsNotUsed
zone.AtStrictly(local); //throws exception if ambiguous or invalid due to daylight saving transition
//In all formats except Date the setting of longFormat (capital letter) causes display of hours, minutes and seconds in 24 hour clock
//FormatType.Date: en-GB: D=Sunday, 29 March 2020 d=29-03-2020
//FormatType.Time: en-GB: T=00:59:59 t=12:59 AM
//FormatType.DateTime: en-GB: G=29-03-2020 00:59:59 g=29-03-2020 12:59 AM
//FormatType.Verbose: en-GB: F=Sunday, 29 March 2020 00:59:59 f=Sunday, 29 March 2020 12:59 AM
//FormatType.Machine: *: r=2020-03-29T00:59:59.000000000(ISO) s=2020-03-29T00 59:59
if (formatType == MxCultureInfo.FormatType.Date)
{
rc = local.Date.ToString(MxCultureInfo.GetFormatSpecifier(formatType, longFormat), culture);
}
else if (formatType == MxCultureInfo.FormatType.Time)
{
rc = local.TimeOfDay.ToString(MxCultureInfo.GetFormatSpecifier(formatType, longFormat), culture);
}
else
{
rc = local.ToString(MxCultureInfo.GetFormatSpecifier(formatType, longFormat), culture);
}
}
}
catch (SkippedTimeException)
{
rc = "[error: invalid time]";
}
catch (AmbiguousTimeException)
{
rc = "[error: ambiguous time]";
}
catch (Exception e)
{
rc = e.Message;
}
}
return(rc);
}
public string InstantToString(Instant timeInstant, string cultureTab = null, bool withoutDaylightSaving = false, MxCultureInfo.FormatType formatType = MxCultureInfo.FormatType.DateTime, bool longFormat = false)
{
var rc = "[error]";
try
{
var cookies = new MxCookies(HttpContextAccessor);
if (SupportedCultures.IsSupported(cultureTab) == false)
{
cultureTab = SupportedCultures.GetCultureTab(cookies.GetValue(MxSupportedCultures.CookieName));
}
rc = timeInstant.ToString(cultureTab, DateTimeZoneProviders.Tzdb[SupportedTimeZones.GetTzDbName(cultureTab)]);
}
catch (Exception)
{
//ignore
}
return(rc);
}
