453 lines
22 KiB
C#
453 lines
22 KiB
C#
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// ==++==
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// ==--==
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namespace System.Globalization
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{
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using System;
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using System.Runtime.InteropServices;
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using System.Runtime.CompilerServices;
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using System.Runtime.Versioning;
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using System.Diagnostics.Contracts;
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//
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//
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// List of calendar data
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// Note the we cache overrides.
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// Note that localized names (resource names) aren't available from here.
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//
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// NOTE: Calendars depend on the locale name that creates it. Only a few
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// properties are available without locales using CalendarData.GetCalendar(int)
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// StructLayout is needed here otherwise compiler can re-arrange the fields.
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// We have to keep this in-[....] with the definition in calendardata.h
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//
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// WARNING WARNING WARNING
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//
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// WARNING: Anything changed here also needs to be updated on the native side (object.h see type CalendarDataBaseObject)
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// WARNING: The type loader will rearrange class member offsets so the mscorwks!CalendarDataBaseObject
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// WARNING: must be manually structured to match the true loaded class layout
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//
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internal partial class CalendarData
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{
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// Max calendars
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internal const int MAX_CALENDARS = 23;
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// Identity
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internal String sNativeName ; // Calendar Name for the locale
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// Formats
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internal String[] saShortDates ; // Short Data format, default first
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internal String[] saYearMonths ; // Year/Month Data format, default first
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internal String[] saLongDates ; // Long Data format, default first
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internal String sMonthDay ; // Month/Day format
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// Calendar Parts Names
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internal String[] saEraNames ; // Names of Eras
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internal String[] saAbbrevEraNames ; // Abbreviated Era Names
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internal String[] saAbbrevEnglishEraNames ; // Abbreviated Era Names in English
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internal String[] saDayNames ; // Day Names, null to use locale data, starts on Sunday
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internal String[] saAbbrevDayNames ; // Abbrev Day Names, null to use locale data, starts on Sunday
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internal String[] saSuperShortDayNames ; // Super short Day of week names
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internal String[] saMonthNames ; // Month Names (13)
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internal String[] saAbbrevMonthNames ; // Abbrev Month Names (13)
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internal String[] saMonthGenitiveNames ; // Genitive Month Names (13)
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internal String[] saAbbrevMonthGenitiveNames; // Genitive Abbrev Month Names (13)
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internal String[] saLeapYearMonthNames ; // Multiple strings for the month names in a leap year.
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// Integers at end to make marshaller happier
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internal int iTwoDigitYearMax=2029 ; // Max 2 digit year (for Y2K bug data entry)
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internal int iCurrentEra=0 ; // current era # (usually 1)
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// Use overrides?
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internal bool bUseUserOverrides ; // True if we want user overrides.
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// Static invariant for the invariant locale
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internal static CalendarData Invariant;
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// Private constructor
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private CalendarData() {}
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// Invariant constructor
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static CalendarData()
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{
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// Set our default/gregorian US calendar data
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// Calendar IDs are 1-based, arrays are 0 based.
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CalendarData invariant = new CalendarData();
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// Set default data for calendar
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// Note that we don't load resources since this IS NOT supposed to change (by definition)
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invariant.sNativeName = "Gregorian Calendar"; // Calendar Name
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// Year
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invariant.iTwoDigitYearMax = 2029; // Max 2 digit year (for Y2K bug data entry)
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invariant.iCurrentEra = 1; // Current era #
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// Formats
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invariant.saShortDates = new String[] { "MM/dd/yyyy", "yyyy-MM-dd" }; // short date format
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invariant.saLongDates = new String[] { "dddd, dd MMMM yyyy"}; // long date format
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invariant.saYearMonths = new String[] { "yyyy MMMM" }; // year month format
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invariant.sMonthDay = "MMMM dd"; // Month day pattern
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// Calendar Parts Names
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invariant.saEraNames = new String[] { "A.D." }; // Era names
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invariant.saAbbrevEraNames = new String[] { "AD" }; // Abbreviated Era names
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invariant.saAbbrevEnglishEraNames=new String[] { "AD" }; // Abbreviated era names in English
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invariant.saDayNames = new String[] { "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" };// day names
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invariant.saAbbrevDayNames = new String[] { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" }; // abbreviated day names
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invariant.saSuperShortDayNames = new String[] { "Su", "Mo", "Tu", "We", "Th", "Fr", "Sa" }; // The super short day names
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invariant.saMonthNames = new String[] { "January", "February", "March", "April", "May", "June",
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"July", "August", "September", "October", "November", "December", String.Empty}; // month names
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invariant.saAbbrevMonthNames = new String[] { "Jan", "Feb", "Mar", "Apr", "May", "Jun",
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"Jul", "Aug", "Sep", "Oct", "Nov", "Dec", String.Empty}; // abbreviated month names
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invariant.saMonthGenitiveNames = invariant.saMonthNames; // Genitive month names (same as month names for invariant)
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invariant.saAbbrevMonthGenitiveNames=invariant.saAbbrevMonthNames; // Abbreviated genitive month names (same as abbrev month names for invariant)
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invariant.saLeapYearMonthNames = invariant.saMonthNames; // leap year month names are unused in Gregorian English (invariant)
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invariant.bUseUserOverrides = false;
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// Calendar was built, go ahead and assign it...
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Invariant = invariant;
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}
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//
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// Get a bunch of data for a calendar
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//
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internal CalendarData(String localeName, int calendarId, bool bUseUserOverrides)
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{
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// Call nativeGetCalendarData to populate the data
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this.bUseUserOverrides = bUseUserOverrides;
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if (!nativeGetCalendarData(this, localeName, calendarId))
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{
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Contract.Assert(false, "[CalendarData] nativeGetCalendarData call isn't expected to fail for calendar " + calendarId + " locale " +localeName);
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// Something failed, try invariant for missing parts
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// This is really not good, but we don't want the callers to crash.
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if (this.sNativeName == null) this.sNativeName = String.Empty; // Calendar Name for the locale.
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// Formats
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if (this.saShortDates == null) this.saShortDates = Invariant.saShortDates; // Short Data format, default first
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if (this.saYearMonths == null) this.saYearMonths = Invariant.saYearMonths; // Year/Month Data format, default first
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if (this.saLongDates == null) this.saLongDates = Invariant.saLongDates; // Long Data format, default first
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if (this.sMonthDay == null) this.sMonthDay = Invariant.sMonthDay; // Month/Day format
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// Calendar Parts Names
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if (this.saEraNames == null) this.saEraNames = Invariant.saEraNames; // Names of Eras
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if (this.saAbbrevEraNames == null) this.saAbbrevEraNames = Invariant.saAbbrevEraNames; // Abbreviated Era Names
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if (this.saAbbrevEnglishEraNames == null) this.saAbbrevEnglishEraNames = Invariant.saAbbrevEnglishEraNames; // Abbreviated Era Names in English
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if (this.saDayNames == null) this.saDayNames = Invariant.saDayNames; // Day Names, null to use locale data, starts on Sunday
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if (this.saAbbrevDayNames == null) this.saAbbrevDayNames = Invariant.saAbbrevDayNames; // Abbrev Day Names, null to use locale data, starts on Sunday
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if (this.saSuperShortDayNames == null) this.saSuperShortDayNames = Invariant.saSuperShortDayNames; // Super short Day of week names
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if (this.saMonthNames == null) this.saMonthNames = Invariant.saMonthNames; // Month Names (13)
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if (this.saAbbrevMonthNames == null) this.saAbbrevMonthNames = Invariant.saAbbrevMonthNames; // Abbrev Month Names (13)
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// Genitive and Leap names can follow the fallback below
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}
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// Clean up the escaping of the formats
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this.saShortDates = CultureData.ReescapeWin32Strings(this.saShortDates);
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this.saLongDates = CultureData.ReescapeWin32Strings(this.saLongDates);
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this.saYearMonths = CultureData.ReescapeWin32Strings(this.saYearMonths);
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this.sMonthDay = CultureData.ReescapeWin32String(this.sMonthDay);
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if ((CalendarId)calendarId == CalendarId.TAIWAN)
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{
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// for Geo----al reasons, the ----ese native name should only be returned when
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// for ----ese SKU
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if (CultureInfo.IsTaiwanSku)
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{
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// We got the month/day names from the OS (same as gregorian), but the native name is wrong
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this.sNativeName = "\x4e2d\x83ef\x6c11\x570b\x66c6";
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}
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else
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{
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this.sNativeName = String.Empty;
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}
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}
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// Check for null genitive names (in case unmanaged side skips it for non-gregorian calendars, etc)
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if (this.saMonthGenitiveNames == null || String.IsNullOrEmpty(this.saMonthGenitiveNames[0]))
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this.saMonthGenitiveNames = this.saMonthNames; // Genitive month names (same as month names for invariant)
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if (this.saAbbrevMonthGenitiveNames == null || String.IsNullOrEmpty(this.saAbbrevMonthGenitiveNames[0]))
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this.saAbbrevMonthGenitiveNames = this.saAbbrevMonthNames; // Abbreviated genitive month names (same as abbrev month names for invariant)
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if (this.saLeapYearMonthNames == null || String.IsNullOrEmpty(this.saLeapYearMonthNames[0]))
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this.saLeapYearMonthNames = this.saMonthNames;
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InitializeEraNames(localeName, calendarId);
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InitializeAbbreviatedEraNames(localeName, calendarId);
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// Abbreviated English Era Names are only used for the Japanese calendar.
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if (calendarId == (int)CalendarId.JAPAN)
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{
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this.saAbbrevEnglishEraNames = JapaneseCalendar.EnglishEraNames();
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}
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else
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{
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// For all others just use the an empty string (doesn't matter we'll never ask for it for other calendars)
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this.saAbbrevEnglishEraNames = new String[] { "" };
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}
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// Japanese is the only thing with > 1 era. Its current era # is how many ever
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// eras are in the array. (And the others all have 1 string in the array)
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this.iCurrentEra = this.saEraNames.Length;
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}
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private void InitializeEraNames(string localeName, int calendarId)
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{
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// Note that the saEraNames only include "A.D." We don't have localized names for other calendars available from windows
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switch ((CalendarId)calendarId)
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{
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// For Localized Gregorian we really expect the data from the OS.
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case CalendarId.GREGORIAN:
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// Fallback for CoreCLR < Win7 or culture.dll missing
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if (this.saEraNames == null || this.saEraNames.Length == 0 || String.IsNullOrEmpty(this.saEraNames[0]))
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{
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this.saEraNames = new String[] { "A.D." };
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}
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break;
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// The rest of the calendars have constant data, so we'll just use that
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case CalendarId.GREGORIAN_US:
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case CalendarId.JULIAN:
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this.saEraNames = new String[] { "A.D." };
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break;
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case CalendarId.HEBREW:
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this.saEraNames = new String[] { "C.E." };
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break;
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case CalendarId.HIJRI:
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case CalendarId.UMALQURA:
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if (localeName == "dv-MV")
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{
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// Special case for Divehi
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this.saEraNames = new String[] { "\x0780\x07a8\x0796\x07b0\x0783\x07a9" };
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}
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else
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{
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this.saEraNames = new String[] { "\x0628\x0639\x062F \x0627\x0644\x0647\x062C\x0631\x0629" };
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}
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break;
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case CalendarId.GREGORIAN_ARABIC:
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case CalendarId.GREGORIAN_XLIT_ENGLISH:
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case CalendarId.GREGORIAN_XLIT_FRENCH:
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// These are all the same:
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this.saEraNames = new String[] { "\x0645" };
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break;
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case CalendarId.GREGORIAN_ME_FRENCH:
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this.saEraNames = new String[] { "ap. J.-C." };
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break;
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case CalendarId.TAIWAN:
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// for Geo----al reasons, the ----ese native name should only be returned when
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// for ----ese SKU
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if (CultureInfo.IsTaiwanSku)
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{
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//
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this.saEraNames = new String[] { "\x4e2d\x83ef\x6c11\x570b" };
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}
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else
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{
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this.saEraNames = new String[] { String.Empty };
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}
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break;
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case CalendarId.KOREA:
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this.saEraNames = new String[] { "\xb2e8\xae30" };
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break;
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case CalendarId.THAI:
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this.saEraNames = new String[] { "\x0e1e\x002e\x0e28\x002e" };
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break;
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case CalendarId.JAPAN:
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case CalendarId.JAPANESELUNISOLAR:
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this.saEraNames = JapaneseCalendar.EraNames();
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break;
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default:
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// Most calendars are just "A.D."
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this.saEraNames = Invariant.saEraNames;
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break;
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}
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}
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private void InitializeAbbreviatedEraNames(string localeName, int calendarId)
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{
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// Note that the saAbbrevEraNames only include "AD" We don't have localized names for other calendars available from windows
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switch ((CalendarId)calendarId)
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{
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// For Localized Gregorian we really expect the data from the OS.
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case CalendarId.GREGORIAN:
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// Fallback for CoreCLR < Win7 or culture.dll missing
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if (this.saAbbrevEraNames == null || this.saAbbrevEraNames.Length == 0 || String.IsNullOrEmpty(this.saAbbrevEraNames[0]))
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{
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this.saAbbrevEraNames = new String[] { "AD" };
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}
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break;
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// The rest of the calendars have constant data, so we'll just use that
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case CalendarId.GREGORIAN_US:
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case CalendarId.JULIAN:
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this.saAbbrevEraNames = new String[] { "AD" };
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break;
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case CalendarId.JAPAN:
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case CalendarId.JAPANESELUNISOLAR:
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this.saAbbrevEraNames = JapaneseCalendar.AbbrevEraNames();
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break;
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case CalendarId.HIJRI:
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case CalendarId.UMALQURA:
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if (localeName == "dv-MV")
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{
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// Special case for Divehi
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this.saAbbrevEraNames = new String[] { "\x0780\x002e" };
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}
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else
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{
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this.saAbbrevEraNames = new String[] { "\x0647\x0640" };
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}
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break;
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case CalendarId.TAIWAN:
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// Get era name and abbreviate it
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this.saAbbrevEraNames = new String[1];
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if (this.saEraNames[0].Length == 4)
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{
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this.saAbbrevEraNames[0] = this.saEraNames[0].Substring(2,2);
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}
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else
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{
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this.saAbbrevEraNames[0] = this.saEraNames[0];
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}
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break;
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default:
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// Most calendars just use the full name
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this.saAbbrevEraNames = this.saEraNames;
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break;
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}
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}
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internal static CalendarData GetCalendarData(int calendarId)
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{
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//
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// Get a calendar.
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// Unfortunately we depend on the locale in the OS, so we need a locale
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// no matter what. So just get the appropriate calendar from the
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// appropriate locale here
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//
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// Get a culture name
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//
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String culture = CalendarIdToCultureName(calendarId);
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// Return our calendar
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return CultureInfo.GetCultureInfo(culture).m_cultureData.GetCalendar(calendarId);
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}
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//
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// Helper methods
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//
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private static String CalendarIdToCultureName(int calendarId)
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{
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switch (calendarId)
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{
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case Calendar.CAL_GREGORIAN_US:
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return "fa-IR"; // "fa-IR" Iran
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case Calendar.CAL_JAPAN:
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return "ja-JP"; // "ja-JP" Japan
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case Calendar.CAL_TAIWAN:
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return "zh-TW"; // zh-TW Taiwan
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case Calendar.CAL_KOREA:
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return "ko-KR"; // "ko-KR" Korea
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case Calendar.CAL_HIJRI:
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case Calendar.CAL_GREGORIAN_ARABIC:
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case Calendar.CAL_UMALQURA:
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return "ar-SA"; // "ar-SA" Saudi Arabia
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case Calendar.CAL_THAI:
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return "th-TH"; // "th-TH" Thailand
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case Calendar.CAL_HEBREW:
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return "he-IL"; // "he-IL" Israel
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case Calendar.CAL_GREGORIAN_ME_FRENCH:
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return "ar-DZ"; // "ar-DZ" Algeria
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case Calendar.CAL_GREGORIAN_XLIT_ENGLISH:
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case Calendar.CAL_GREGORIAN_XLIT_FRENCH:
|
||
|
return "ar-IQ"; // "ar-IQ"; Iraq
|
||
|
|
||
|
default:
|
||
|
// Default to gregorian en-US
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
return "en-US";
|
||
|
}
|
||
|
#if !MONO_CULTURE_DATA
|
||
|
internal void FixupWin7MonthDaySemicolonBug()
|
||
|
{
|
||
|
int unescapedCharacterIndex = FindUnescapedCharacter(sMonthDay, ';');
|
||
|
if (unescapedCharacterIndex > 0)
|
||
|
{
|
||
|
sMonthDay = sMonthDay.Substring(0, unescapedCharacterIndex);
|
||
|
}
|
||
|
}
|
||
|
private static int FindUnescapedCharacter(string s, char charToFind)
|
||
|
{
|
||
|
bool inComment = false;
|
||
|
int length = s.Length;
|
||
|
for (int i = 0; i < length; i++)
|
||
|
{
|
||
|
char c = s[i];
|
||
|
|
||
|
switch (c)
|
||
|
{
|
||
|
case '\'':
|
||
|
inComment = !inComment;
|
||
|
break;
|
||
|
case '\\':
|
||
|
i++; // escape sequence -- skip next character
|
||
|
break;
|
||
|
default:
|
||
|
if (!inComment && charToFind == c)
|
||
|
{
|
||
|
return i;
|
||
|
}
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
return -1;
|
||
|
}
|
||
|
|
||
|
|
||
|
// Get native two digit year max
|
||
|
[System.Security.SecurityCritical] // auto-generated
|
||
|
[ResourceExposure(ResourceScope.None)]
|
||
|
[MethodImplAttribute(MethodImplOptions.InternalCall)]
|
||
|
internal static extern int nativeGetTwoDigitYearMax(int calID);
|
||
|
|
||
|
// Call native side to load our calendar data
|
||
|
[System.Security.SecuritySafeCritical] // auto-generated
|
||
|
[ResourceExposure(ResourceScope.None)]
|
||
|
[MethodImplAttribute(MethodImplOptions.InternalCall)]
|
||
|
private static extern bool nativeGetCalendarData(CalendarData data, String localeName, int calendar);
|
||
|
|
||
|
// Call native side to figure out which calendars are allowed
|
||
|
[System.Security.SecuritySafeCritical] // auto-generated
|
||
|
[ResourceExposure(ResourceScope.None)]
|
||
|
[MethodImplAttribute(MethodImplOptions.InternalCall)]
|
||
|
internal static extern int nativeGetCalendars(String localeName, bool useUserOverride, [In, Out] int[] calendars);
|
||
|
#endif
|
||
|
}
|
||
|
}
|
||
|
|