/// <summary>
/// Parse hijri date string with specific formats
/// </summary>
/// <param name="strDate">the date time string to parse</param>
/// <returns>DateTime?</returns>
public static DateTime?ParseHijriDate(this string strDate, params string[] formats)
{
if (string.IsNullOrWhiteSpace(strDate))
{
return(null);
}
DateTime result;
CultureInfo cul;
Calendar calendar = new System.Globalization.UmAlQuraCalendar();
cul = new CultureInfo("ar-SA");
cul.DateTimeFormat.Calendar = calendar;
try
{
if (DateTime.TryParseExact(strDate, formats, cul, DateTimeStyles.AllowWhiteSpaces, out result))
{
return(result);
}
else
{
//try to parse as hijri
cul.DateTimeFormat.Calendar = new HijriCalendar();
if (DateTime.TryParseExact(strDate, formats, cul, DateTimeStyles.AllowWhiteSpaces, out result))
{
return(result);
}
}
return(null);
}
catch
{
return(null);
}
}
public static string GregToHijri(DateTime dtTime)
{
if (dtTime == DateTime.MinValue)
return "";
UmAlQuraCalendar calHijri = new UmAlQuraCalendar();
string weekday = Convert.ToString(calHijri.GetDayOfWeek(dtTime));
int CurrDayOfMonth = calHijri.GetDayOfMonth(dtTime);
int CurrMonth = calHijri.GetMonth(dtTime);
int Curryear = calHijri.GetYear(dtTime);
return CurrDayOfMonth.ToString() + "/" + CurrMonth.ToString() + "/" + Curryear.ToString();
}
public static DateTime?ToHijriDateTimeObject(this string date)
{
if (string.IsNullOrEmpty(date.Trim()))
{
return(null);
}
string[] DateParts = date.Split('/');
var umAlQura = new System.Globalization.UmAlQuraCalendar();
return(umAlQura.ToDateTime(int.Parse(DateParts[2]), int.Parse(DateParts[1]), int.Parse(DateParts[0]), 0, 0, 0, 0));
}
public static string GregToHijriCompleteWithDay(DateTime dtTime)
{
if (dtTime == DateTime.MinValue)
return "";
UmAlQuraCalendar calHijri = new UmAlQuraCalendar();
CultureInfo info = new CultureInfo("ar-sa");
info.DateTimeFormat.Calendar = calHijri;
string weekday = Convert.ToString(calHijri.GetDayOfWeek(dtTime));
int CurrDayOfMonth = calHijri.GetDayOfMonth(dtTime);
int CurrMonth = calHijri.GetMonth(dtTime);
int Curryear = calHijri.GetYear(dtTime);
return string.Format("{0} {3}/{2}/{1} هـ ", dtTime.ToString("dddd", info), CurrDayOfMonth.ToString(), CurrMonth.ToString(), Curryear.ToString());
}
public void CanUseDateInCalendar()
{
var dt = new Date(2015, 1, 1);
var calendar = new UmAlQuraCalendar();
var year = calendar.GetYear(dt);
var month = calendar.GetMonth(dt);
var day = calendar.GetDayOfMonth(dt);
Assert.Equal(1436, year);
Assert.Equal(3, month);
Assert.Equal(10, day);
}
public static string ToHijriDate(this DateTime dateTime, string format)
{
CultureInfo cul = new CultureInfo("ar-SA");
Calendar calendar;
try
{
//check with UmAlQura
calendar = new System.Globalization.UmAlQuraCalendar();
if (dateTime.IsSupportedDateTime(calendar))
{
calendar = new System.Globalization.HijriCalendar();
}
cul.DateTimeFormat.Calendar = calendar;
return(dateTime.ToString(format, cul));
}
catch { return(String.Empty); }
}
/// <summary>Returns a <see cref="T:System.DateTime" /> that is set to the specified date, time, and era.</summary>
/// <param name="year">A year. </param>
/// <param name="month">An integer from 1 through 12 that represents a month. </param>
/// <param name="day">An integer from 1 through 29 that represents a day. </param>
/// <param name="hour">An integer from 0 through 23 that represents an hour. </param>
/// <param name="minute">An integer from 0 through 59 that represents a minute. </param>
/// <param name="second">An integer from 0 through 59 that represents a second. </param>
/// <param name="millisecond">An integer from 0 through 999 that represents a millisecond. </param>
/// <param name="era">An era. Specify <see langword="UmAlQuraCalendar.Eras[UmAlQuraCalendar.CurrentEra]" /> or <see cref="F:System.Globalization.UmAlQuraCalendar.UmAlQuraEra" />.</param>
/// <returns>The <see cref="T:System.DateTime" /> that is set to the specified date and time in the current era.</returns>
/// <exception cref="T:System.ArgumentOutOfRangeException">
/// <paramref name="year" />, <paramref name="month" />, <paramref name="day" />, or <paramref name="era" /> is outside the range supported by the <see cref="T:System.Globalization.UmAlQuraCalendar" /> class.-or-
/// <paramref name="hour" /> is less than zero or greater than 23.-or-
/// <paramref name="minute" /> is less than zero or greater than 59.-or-
/// <paramref name="second" /> is less than zero or greater than 59.-or-
/// <paramref name="millisecond" /> is less than zero or greater than 999. </exception>
// Token: 0x06002EE9 RID: 12009 RVA: 0x000B40A4 File Offset: 0x000B22A4
public override DateTime ToDateTime(int year, int month, int day, int hour, int minute, int second, int millisecond, int era)
{
if (day >= 1 && day <= 29)
{
UmAlQuraCalendar.CheckYearMonthRange(year, month, era);
}
else
{
int daysInMonth = this.GetDaysInMonth(year, month, era);
if (day < 1 || day > daysInMonth)
{
throw new ArgumentOutOfRangeException("day", string.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("ArgumentOutOfRange_Day"), daysInMonth, month));
}
}
long absoluteDateUmAlQura = UmAlQuraCalendar.GetAbsoluteDateUmAlQura(year, month, day);
if (absoluteDateUmAlQura >= 0L)
{
return(new DateTime(absoluteDateUmAlQura * 864000000000L + Calendar.TimeToTicks(hour, minute, second, millisecond)));
}
throw new ArgumentOutOfRangeException(null, Environment.GetResourceString("ArgumentOutOfRange_BadYearMonthDay"));
}
public static string ToHijriDateWithFormat(this DateTime dateTime, string format)
{
string result = String.Empty;
CultureInfo arCul = new CultureInfo("ar-SA");
Calendar calendar;
try
{
//check UmAlQura boundaries
calendar = new System.Globalization.UmAlQuraCalendar();
if (dateTime < calendar.MinSupportedDateTime || dateTime > calendar.MaxSupportedDateTime)
{
calendar = new System.Globalization.HijriCalendar();
}
arCul.DateTimeFormat.Calendar = calendar;
result = dateTime.ToString(format, arCul);
}
catch { result = String.Empty; }
return(result);
}
public static string GregToHijriTime(DateTime dtTime)
{
if (dtTime == DateTime.MinValue)
return "";
UmAlQuraCalendar calHijri = new UmAlQuraCalendar();
CultureInfo info = new CultureInfo("ar-sa");
info.DateTimeFormat.Calendar = calHijri;
string weekday = Convert.ToString(calHijri.GetDayOfWeek(dtTime));
int CurrDayOfMonth = calHijri.GetDayOfMonth(dtTime);
int CurrMonth = calHijri.GetMonth(dtTime);
int Curryear = calHijri.GetYear(dtTime);
return dtTime.ToString("hh:mm tt", info);
}
public static Calendar CalendarFromString(
string name
)
{
Calendar c;
if (name == null)
{
name = String.Empty;
}
switch (name.ToLower())
{
case "hebrew":
c = new HebrewCalendar();
break;
case "hijri":
c = new HijriCalendar();
break;
case "japanese":
c = new JapaneseCalendar();
break;
case "korean":
c = new KoreanCalendar();
break;
case "taiwan":
c = new TaiwanCalendar();
break;
case "thaibuddhist":
c = new ThaiBuddhistCalendar();
break;
case "umalqura":
c = new UmAlQuraCalendar();
break;
#if !SILVERLIGHT
case "persian":
c = new PersianCalendar();
break;
#endif
default:
c = new GregorianCalendar();
break;
}
return c;
}
/// <summary>Determines whether the specified year in the specified era is a leap year.</summary>
/// <param name="year">A year. </param>
/// <param name="era">An era. Specify <see langword="UmAlQuraCalendar.Eras[UmAlQuraCalendar.CurrentEra]" /> or <see cref="F:System.Globalization.UmAlQuraCalendar.UmAlQuraEra" />.</param>
/// <returns>
/// <see langword="true" /> if the specified year is a leap year; otherwise, <see langword="false" />.</returns>
/// <exception cref="T:System.ArgumentOutOfRangeException">
/// <paramref name="year" /> or <paramref name="era" /> is outside the range supported by the <see cref="T:System.Globalization.UmAlQuraCalendar" /> class. </exception>
// Token: 0x06002EE8 RID: 12008 RVA: 0x000B4089 File Offset: 0x000B2289
public override bool IsLeapYear(int year, int era)
{
UmAlQuraCalendar.CheckYearRange(year, era);
return(UmAlQuraCalendar.RealGetDaysInYear(year) == 355);
}
/// <summary>Determines whether the specified month in the specified year and era is a leap month.</summary>
/// <param name="year">A year. </param>
/// <param name="month">An integer from 1 through 12 that represents a month. </param>
/// <param name="era">An era. Specify <see langword="UmAlQuraCalendar.Eras[UmAlQuraCalendar.CurrentEra]" /> or <see cref="F:System.Globalization.UmAlQuraCalendar.UmAlQuraEra" />.</param>
/// <returns>Always <see langword="false" /> because the <see cref="T:System.Globalization.UmAlQuraCalendar" /> class does not support leap months.</returns>
/// <exception cref="T:System.ArgumentOutOfRangeException">
/// <paramref name="year" />, <paramref name="month" />, or <paramref name="era" /> is outside the range supported by the <see cref="T:System.Globalization.UmAlQuraCalendar" /> class. </exception>
// Token: 0x06002EE7 RID: 12007 RVA: 0x000B407E File Offset: 0x000B227E
public override bool IsLeapMonth(int year, int month, int era)
{
UmAlQuraCalendar.CheckYearMonthRange(year, month, era);
return(false);
}
/// <summary>Calculates the leap month for a specified year and era.</summary>
/// <param name="year">A year.</param>
/// <param name="era">An era. Specify <see langword="UmAlQuraCalendar.Eras[UmAlQuraCalendar.CurrentEra]" /> or <see cref="F:System.Globalization.UmAlQuraCalendar.UmAlQuraEra" />.</param>
/// <returns>Always 0 because the <see cref="T:System.Globalization.UmAlQuraCalendar" /> class does not support leap months.</returns>
/// <exception cref="T:System.ArgumentOutOfRangeException">
/// <paramref name="year" /> is less than 1318 or greater than 1450.-or-
/// <paramref name="era" /> is not <see langword="UmAlQuraCalendar.Eras[UmAlQuraCalendar.CurrentEra]" /> or <see cref="F:System.Globalization.UmAlQuraCalendar.UmAlQuraEra" />.</exception>
// Token: 0x06002EE6 RID: 12006 RVA: 0x000B4074 File Offset: 0x000B2274
public override int GetLeapMonth(int year, int era)
{
UmAlQuraCalendar.CheckYearRange(year, era);
return(0);
}
/// <summary>Calculates the number of months in the specified year of the specified era.</summary>
/// <param name="year">A year. </param>
/// <param name="era">An era. Specify <see langword="UmAlQuaraCalendar.Eras[UmAlQuraCalendar.CurrentEra]" /> or <see cref="F:System.Globalization.UmAlQuraCalendar.UmAlQuraEra" />.</param>
/// <returns>Always 12.</returns>
/// <exception cref="T:System.ArgumentOutOfRangeException">
/// <paramref name="year" /> is outside the range supported by this calendar. </exception>
/// <exception cref="T:System.ArgumentException">
/// <paramref name="era" /> is outside the range supported by this calendar. </exception>
// Token: 0x06002EE3 RID: 12003 RVA: 0x000B3FFD File Offset: 0x000B21FD
public override int GetMonthsInYear(int year, int era)
{
UmAlQuraCalendar.CheckYearRange(year, era);
return(12);
}
/// <summary>Calculates the era in which a specified date occurs.</summary>
/// <param name="time">The date value to read. </param>
/// <returns>Always returns the <see cref="F:System.Globalization.UmAlQuraCalendar.UmAlQuraEra" /> value.</returns>
/// <exception cref="T:System.ArgumentOutOfRangeException">
/// <paramref name="time" /> is outside the range supported by this calendar. </exception>
// Token: 0x06002EE0 RID: 12000 RVA: 0x000B3FD8 File Offset: 0x000B21D8
public override int GetEra(DateTime time)
{
UmAlQuraCalendar.CheckTicksRange(time.Ticks);
return(1);
}
/// <summary>Calculates the number of days in the specified year of the specified era.</summary>
/// <param name="year">A year. </param>
/// <param name="era">An era. Specify <see langword="UmAlQuraCalendar.Eras[UmAlQuraCalendar.CurrentEra]" /> or <see cref="F:System.Globalization.UmAlQuraCalendar.UmAlQuraEra" />.</param>
/// <returns>The number of days in the specified year and era. The number of days is 354 in a common year or 355 in a leap year.</returns>
/// <exception cref="T:System.ArgumentOutOfRangeException">
/// <paramref name="year" /> or <paramref name="era" /> is outside the range supported by the <see cref="T:System.Globalization.UmAlQuraCalendar" /> class. </exception>
// Token: 0x06002EDF RID: 11999 RVA: 0x000B3FC9 File Offset: 0x000B21C9
public override int GetDaysInYear(int year, int era)
{
UmAlQuraCalendar.CheckYearRange(year, era);
return(UmAlQuraCalendar.RealGetDaysInYear(year));
}
static UmAlQuraYearMonthDayCalculator()
{
// Try to initialize. If anything fails, YearLengths will still be null, so IsSupported will return false.
Calendar bclCalendar;
#if PCL
// Can't refer to the BCL calendar by name, but it *might* be available anyway. Let's try to instantiate
// it with reflection. If we can't, that's fair enough.
try
{
var type = typeof(Calendar).Assembly.GetType("System.Globalization.UmAlQuraCalendar");
if (type == null)
{
return;
}
bclCalendar = (Calendar) Activator.CreateInstance(type);
}
catch
{
// Don't really care what went wrong here. We'll assume it's not supported.
return;
}
#else
bclCalendar = new UmAlQuraCalendar();
#endif
DateTime minDateTime = bclCalendar.MinSupportedDateTime;
// Check if this looks like a sensible implementation, with a limited time range.
// (The .NET implementation only runs from 1900-2077, for example.)
// Mono is unfortunately broken - it advertises a large range, but then is inconsistent:
// Year 2 (for example) either has 354 or 355 days depending on how you ask.
if (minDateTime.Year < 1800 || minDateTime.Year > 3000)
{
YearLengths = null;
MonthLengths = null;
YearStartDays = null;
return;
}
// Work out the min and max supported years, ensuring that we support complete years.
ComputedMinYear = bclCalendar.GetYear(minDateTime);
if (bclCalendar.GetMonth(minDateTime) != 1 || bclCalendar.GetDayOfMonth(minDateTime) != 1)
{
ComputedMinYear++;
}
DateTime maxDateTime = bclCalendar.MaxSupportedDateTime;
ComputedMaxYear = bclCalendar.GetYear(maxDateTime);
if (bclCalendar.GetMonth(maxDateTime) != 12 || bclCalendar.GetDayOfMonth(maxDateTime) != bclCalendar.GetDaysInMonth(ComputedMaxYear, 12))
{
ComputedMaxYear--;
}
// For year lengths, we need to handle 1 year beyond the boundaries, too.
// We don't need MonthLengths to be quite as long, but it's simpler to be consistent.
YearLengths = new int[ComputedMaxYear - ComputedMinYear + 3];
YearStartDays = new int[ComputedMaxYear - ComputedMinYear + 3];
MonthLengths = new int[ComputedMaxYear - ComputedMinYear + 3];
int totalDays = 0;
for (int year = ComputedMinYear; year <= ComputedMaxYear; year++)
{
int yearIndex = year - ComputedMinYear + 1;
YearLengths[yearIndex] = bclCalendar.GetDaysInYear(year);
YearStartDays[yearIndex] = totalDays;
totalDays += YearLengths[yearIndex];
int monthBits = 0;
for (int month = 1; month <= 12; month++)
{
if (bclCalendar.GetDaysInMonth(year, month) == 30)
{
monthBits |= 1 << month;
}
}
MonthLengths[yearIndex] = monthBits;
}
// Fill in the cache with dummy data for before/after the min/max year, pretending
// that both of the "extra" years were 354 days long.
YearStartDays[0] = -354;
YearStartDays[YearStartDays.Length - 1] = totalDays;
YearLengths[0] = 354;
YearLengths[YearStartDays.Length - 1] = 354;
// Assume every 10 years before minDateTime has exactly 3544 days... it doesn't matter whether or not that's
// correct, but it gets roughly the right estimate. It doesn't matter that startOfMinYear isn't in UTC; we're only
// taking the Ticks property, which doesn't take account of the Kind.
DateTime startOfMinYear = bclCalendar.ToDateTime(ComputedMinYear, 1, 1, 0, 0, 0, 0);
ComputedDaysAtStartOfMinYear = (int) ((startOfMinYear.Ticks - NodaConstants.BclTicksAtUnixEpoch) / NodaConstants.TicksPerDay);
ComputedDaysAtStartOfYear1 = ComputedDaysAtStartOfMinYear + (int) (((1 - ComputedMinYear) / 10.0) * AverageDaysPer10Years);
}
// Token: 0x06002ED7 RID: 11991 RVA: 0x000B3DB8 File Offset: 0x000B1FB8
internal virtual int GetDatePart(DateTime time, int part)
{
int num = 0;
int num2 = 0;
int num3 = 0;
long ticks = time.Ticks;
UmAlQuraCalendar.CheckTicksRange(ticks);
UmAlQuraCalendar.ConvertGregorianToHijri(time, ref num, ref num2, ref num3);
if (part == 0)
{
return(num);
}
if (part == 2)
{
return(num2);
}
if (part == 3)
{
return(num3);
}
if (part == 1)
{
return((int)(UmAlQuraCalendar.GetAbsoluteDateUmAlQura(num, num2, num3) - UmAlQuraCalendar.GetAbsoluteDateUmAlQura(num, 1, 1) + 1L));
}
throw new InvalidOperationException(Environment.GetResourceString("InvalidOperation_DateTimeParsing"));
}
public static void UmAlQuraTest()
{
UmAlQuraCalendar cal2 = new UmAlQuraCalendar();
Assert.False(cal2.IsLeapMonth(1400, 10));
}
private static void Include(UmAlQuraCalendar sb)
{
sb = new System.Globalization.UmAlQuraCalendar();
}
public void GenerateData()
{
var bclCalendar = new UmAlQuraCalendar();
DateTime minDateTime = bclCalendar.MinSupportedDateTime;
// Work out the min and max supported years, ensuring that we support complete years.
var minYear = bclCalendar.GetYear(minDateTime);
if (bclCalendar.GetMonth(minDateTime) != 1 || bclCalendar.GetDayOfMonth(minDateTime) != 1)
{
minYear++;
}
DateTime maxDateTime = bclCalendar.MaxSupportedDateTime;
var maxYear = bclCalendar.GetYear(maxDateTime);
if (bclCalendar.GetMonth(maxDateTime) != 12 || bclCalendar.GetDayOfMonth(maxDateTime) != bclCalendar.GetDaysInMonth(maxYear, 12))
{
maxYear--;
}
// This is two elements longer than it needs to be, but it's simpler this way.
var monthLengths = new ushort[maxYear - minYear + 3];
for (int year = minYear; year <= maxYear; year++)
{
int yearIndex = year - minYear + 1;
ushort monthBits = 0;
for (int month = 1; month <= 12; month++)
{
if (bclCalendar.GetDaysInMonth(year, month) == 30)
{
monthBits |= (ushort) (1 << month);
}
}
monthLengths[yearIndex] = monthBits;
}
byte[] data = monthLengths.SelectMany(value => new[] { (byte)(value >> 8), (byte)(value & 0xff) }).ToArray();
// Assume every 10 years before minDateTime has exactly 3544 days... it doesn't matter whether or not that's
// correct, but it gets roughly the right estimate. It doesn't matter that startOfMinYear isn't in UTC; we're only
// taking the Ticks property, which doesn't take account of the Kind.
DateTime startOfMinYear = bclCalendar.ToDateTime(minYear, 1, 1, 0, 0, 0, 0);
var computedDaysAtStartOfMinYear = (int)((startOfMinYear.Ticks - NodaConstants.BclTicksAtUnixEpoch) / NodaConstants.TicksPerDay);
Console.WriteLine($"private const int ComputedMinYear = {minYear};");
Console.WriteLine($"private const int ComputedMaxYear = {maxYear};");
Console.WriteLine($"private const int ComputedDaysAtStartOfMinYear = {computedDaysAtStartOfMinYear};");
Console.WriteLine("private const string GeneratedData =");
// Adapted from PersianCalendarSystemTest. If we do this any more, we should
// put it somewhere common.
var base64 = Convert.ToBase64String(data);
var lineLength = 80;
for (int start = 0; start < base64.Length; start += lineLength)
{
var line = base64.Substring(start, Math.Min(lineLength, base64.Length - start));
var last = start + lineLength >= base64.Length;
Console.WriteLine($" \"{line}\"{(last ? ";" : " +")}");
}
Console.WriteLine();
}
public DateTimeFormatter(string dateTimePattern, string calendarName, string amDesignator, string pmDesignator)
{
Calendar calendar = null;
switch (calendarName)
{
case "ChineseLunisolarCalendar":
calendar = new ChineseLunisolarCalendar();
break;
case "GregorianCalendar":
calendar = new GregorianCalendar();
break;
case "HebrewCalendar":
calendar = new HebrewCalendar();
break;
case "HijriCalendar":
calendar = new HijriCalendar();
break;
case "JapaneseCalendar":
calendar = new JapaneseCalendar();
break;
case "JapaneseLunisolarCalendar":
calendar = new JapaneseLunisolarCalendar();
break;
case "JulianCalendar":
calendar = new JulianCalendar();
break;
case "KoreanCalendar":
calendar = new KoreanCalendar();
break;
case "KoreanLunisolarCalendar":
calendar = new KoreanLunisolarCalendar();
break;
case "PersianCalendar":
calendar = new PersianCalendar();
break;
case "TaiwanCalendar":
calendar = new TaiwanCalendar();
break;
case "TaiwanLunisolarCalendar":
calendar = new TaiwanLunisolarCalendar();
break;
case "ThaiBuddhistCalendar":
calendar = new ThaiBuddhistCalendar();
break;
case "UmAlQuraCalendar":
calendar = new UmAlQuraCalendar();
break;
}
Initialize(dateTimePattern, calendar, amDesignator, pmDesignator);
}
