571 lines
22 KiB
C++
571 lines
22 KiB
C++
// © 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/*
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*******************************************************************************
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* Copyright (C) 1997-2016, International Business Machines Corporation and
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* others. All Rights Reserved.
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*******************************************************************************
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*
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* File DCFMTSYM.CPP
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*
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* Modification History:
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*
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* Date Name Description
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* 02/19/97 aliu Converted from java.
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* 03/18/97 clhuang Implemented with C++ APIs.
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* 03/27/97 helena Updated to pass the simple test after code review.
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* 08/26/97 aliu Added currency/intl currency symbol support.
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* 07/20/98 stephen Slightly modified initialization of monetarySeparator
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********************************************************************************
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*/
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/dcfmtsym.h"
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#include "unicode/ures.h"
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#include "unicode/decimfmt.h"
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#include "unicode/ucurr.h"
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#include "unicode/choicfmt.h"
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#include "unicode/unistr.h"
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#include "unicode/numsys.h"
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#include "unicode/unum.h"
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#include "unicode/utf16.h"
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#include "ucurrimp.h"
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#include "cstring.h"
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#include "locbased.h"
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#include "uresimp.h"
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#include "ureslocs.h"
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#include "charstr.h"
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// *****************************************************************************
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// class DecimalFormatSymbols
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// *****************************************************************************
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U_NAMESPACE_BEGIN
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UOBJECT_DEFINE_RTTI_IMPLEMENTATION(DecimalFormatSymbols)
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static const char gNumberElements[] = "NumberElements";
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static const char gCurrencySpacingTag[] = "currencySpacing";
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static const char gBeforeCurrencyTag[] = "beforeCurrency";
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static const char gAfterCurrencyTag[] = "afterCurrency";
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static const char gCurrencyMatchTag[] = "currencyMatch";
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static const char gCurrencySudMatchTag[] = "surroundingMatch";
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static const char gCurrencyInsertBtnTag[] = "insertBetween";
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static const char gLatn[] = "latn";
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static const char gSymbols[] = "symbols";
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static const char gNumberElementsLatnSymbols[] = "NumberElements/latn/symbols";
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static const UChar INTL_CURRENCY_SYMBOL_STR[] = {0xa4, 0xa4, 0};
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// List of field names to be loaded from the data files.
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// These are parallel with the enum ENumberFormatSymbol in unicode/dcfmtsym.h.
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static const char *gNumberElementKeys[DecimalFormatSymbols::kFormatSymbolCount] = {
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"decimal",
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"group",
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"list",
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"percentSign",
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NULL, /* Native zero digit is deprecated from CLDR - get it from the numbering system */
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NULL, /* Pattern digit character is deprecated from CLDR - use # by default always */
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"minusSign",
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"plusSign",
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NULL, /* currency symbol - Wait until we know the currency before loading from CLDR */
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NULL, /* intl currency symbol - Wait until we know the currency before loading from CLDR */
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"currencyDecimal",
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"exponential",
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"perMille",
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NULL, /* Escape padding character - not in CLDR */
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"infinity",
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"nan",
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NULL, /* Significant digit symbol - not in CLDR */
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"currencyGroup",
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NULL, /* one digit - get it from the numbering system */
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NULL, /* two digit - get it from the numbering system */
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NULL, /* three digit - get it from the numbering system */
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NULL, /* four digit - get it from the numbering system */
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NULL, /* five digit - get it from the numbering system */
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NULL, /* six digit - get it from the numbering system */
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NULL, /* seven digit - get it from the numbering system */
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NULL, /* eight digit - get it from the numbering system */
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NULL, /* nine digit - get it from the numbering system */
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"superscriptingExponent", /* Multiplication (x) symbol for exponents */
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};
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// -------------------------------------
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// Initializes this with the decimal format symbols in the default locale.
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DecimalFormatSymbols::DecimalFormatSymbols(UErrorCode& status)
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: UObject(), locale() {
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initialize(locale, status, TRUE);
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}
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// -------------------------------------
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// Initializes this with the decimal format symbols in the desired locale.
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DecimalFormatSymbols::DecimalFormatSymbols(const Locale& loc, UErrorCode& status)
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: UObject(), locale(loc) {
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initialize(locale, status);
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}
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DecimalFormatSymbols::DecimalFormatSymbols(const Locale& loc, const NumberingSystem& ns, UErrorCode& status)
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: UObject(), locale(loc) {
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initialize(locale, status, FALSE, &ns);
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}
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DecimalFormatSymbols::DecimalFormatSymbols()
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: UObject(), locale(Locale::getRoot()), currPattern(NULL) {
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*validLocale = *actualLocale = 0;
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initialize();
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}
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DecimalFormatSymbols*
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DecimalFormatSymbols::createWithLastResortData(UErrorCode& status) {
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if (U_FAILURE(status)) { return NULL; }
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DecimalFormatSymbols* sym = new DecimalFormatSymbols();
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if (sym == NULL) {
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status = U_MEMORY_ALLOCATION_ERROR;
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}
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return sym;
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}
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// -------------------------------------
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DecimalFormatSymbols::~DecimalFormatSymbols()
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{
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}
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// -------------------------------------
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// copy constructor
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DecimalFormatSymbols::DecimalFormatSymbols(const DecimalFormatSymbols &source)
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: UObject(source)
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{
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*this = source;
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}
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// -------------------------------------
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// assignment operator
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DecimalFormatSymbols&
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DecimalFormatSymbols::operator=(const DecimalFormatSymbols& rhs)
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{
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if (this != &rhs) {
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for(int32_t i = 0; i < (int32_t)kFormatSymbolCount; ++i) {
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// fastCopyFrom is safe, see docs on fSymbols
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fSymbols[(ENumberFormatSymbol)i].fastCopyFrom(rhs.fSymbols[(ENumberFormatSymbol)i]);
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}
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for(int32_t i = 0; i < (int32_t)UNUM_CURRENCY_SPACING_COUNT; ++i) {
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currencySpcBeforeSym[i].fastCopyFrom(rhs.currencySpcBeforeSym[i]);
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currencySpcAfterSym[i].fastCopyFrom(rhs.currencySpcAfterSym[i]);
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}
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locale = rhs.locale;
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uprv_strcpy(validLocale, rhs.validLocale);
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uprv_strcpy(actualLocale, rhs.actualLocale);
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fIsCustomCurrencySymbol = rhs.fIsCustomCurrencySymbol;
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fIsCustomIntlCurrencySymbol = rhs.fIsCustomIntlCurrencySymbol;
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}
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return *this;
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}
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// -------------------------------------
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UBool
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DecimalFormatSymbols::operator==(const DecimalFormatSymbols& that) const
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{
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if (this == &that) {
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return TRUE;
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}
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if (fIsCustomCurrencySymbol != that.fIsCustomCurrencySymbol) {
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return FALSE;
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}
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if (fIsCustomIntlCurrencySymbol != that.fIsCustomIntlCurrencySymbol) {
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return FALSE;
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}
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for(int32_t i = 0; i < (int32_t)kFormatSymbolCount; ++i) {
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if(fSymbols[(ENumberFormatSymbol)i] != that.fSymbols[(ENumberFormatSymbol)i]) {
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return FALSE;
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}
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}
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for(int32_t i = 0; i < (int32_t)UNUM_CURRENCY_SPACING_COUNT; ++i) {
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if(currencySpcBeforeSym[i] != that.currencySpcBeforeSym[i]) {
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return FALSE;
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}
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if(currencySpcAfterSym[i] != that.currencySpcAfterSym[i]) {
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return FALSE;
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}
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}
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return locale == that.locale &&
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uprv_strcmp(validLocale, that.validLocale) == 0 &&
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uprv_strcmp(actualLocale, that.actualLocale) == 0;
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}
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// -------------------------------------
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namespace {
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/**
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* Sink for enumerating all of the decimal format symbols (more specifically, anything
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* under the "NumberElements.symbols" tree).
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*
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* More specific bundles (en_GB) are enumerated before their parents (en_001, en, root):
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* Only store a value if it is still missing, that is, it has not been overridden.
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*/
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struct DecFmtSymDataSink : public ResourceSink {
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// Destination for data, modified via setters.
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DecimalFormatSymbols& dfs;
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// Boolean array of whether or not we have seen a particular symbol yet.
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// Can't simpy check fSymbols because it is pre-populated with defaults.
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UBool seenSymbol[DecimalFormatSymbols::kFormatSymbolCount];
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// Constructor/Destructor
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DecFmtSymDataSink(DecimalFormatSymbols& _dfs) : dfs(_dfs) {
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uprv_memset(seenSymbol, FALSE, sizeof(seenSymbol));
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}
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virtual ~DecFmtSymDataSink();
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virtual void put(const char *key, ResourceValue &value, UBool /*noFallback*/,
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UErrorCode &errorCode) {
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ResourceTable symbolsTable = value.getTable(errorCode);
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if (U_FAILURE(errorCode)) { return; }
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for (int32_t j = 0; symbolsTable.getKeyAndValue(j, key, value); ++j) {
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for (int32_t i=0; i<DecimalFormatSymbols::kFormatSymbolCount; i++) {
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if (gNumberElementKeys[i] != NULL && uprv_strcmp(key, gNumberElementKeys[i]) == 0) {
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if (!seenSymbol[i]) {
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seenSymbol[i] = TRUE;
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dfs.setSymbol(
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(DecimalFormatSymbols::ENumberFormatSymbol) i,
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value.getUnicodeString(errorCode));
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if (U_FAILURE(errorCode)) { return; }
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}
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break;
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}
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}
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}
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}
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// Returns true if all the symbols have been seen.
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UBool seenAll() {
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for (int32_t i=0; i<DecimalFormatSymbols::kFormatSymbolCount; i++) {
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if (!seenSymbol[i]) {
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return FALSE;
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}
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}
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return TRUE;
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}
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// If monetary decimal or grouping were not explicitly set, then set them to be the
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// same as their non-monetary counterparts.
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void resolveMissingMonetarySeparators(const UnicodeString* fSymbols) {
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if (!seenSymbol[DecimalFormatSymbols::kMonetarySeparatorSymbol]) {
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dfs.setSymbol(
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DecimalFormatSymbols::kMonetarySeparatorSymbol,
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fSymbols[DecimalFormatSymbols::kDecimalSeparatorSymbol]);
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}
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if (!seenSymbol[DecimalFormatSymbols::kMonetaryGroupingSeparatorSymbol]) {
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dfs.setSymbol(
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DecimalFormatSymbols::kMonetaryGroupingSeparatorSymbol,
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fSymbols[DecimalFormatSymbols::kGroupingSeparatorSymbol]);
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}
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}
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};
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struct CurrencySpacingSink : public ResourceSink {
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DecimalFormatSymbols& dfs;
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UBool hasBeforeCurrency;
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UBool hasAfterCurrency;
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CurrencySpacingSink(DecimalFormatSymbols& _dfs)
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: dfs(_dfs), hasBeforeCurrency(FALSE), hasAfterCurrency(FALSE) {}
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virtual ~CurrencySpacingSink();
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virtual void put(const char *key, ResourceValue &value, UBool /*noFallback*/,
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UErrorCode &errorCode) {
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ResourceTable spacingTypesTable = value.getTable(errorCode);
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for (int32_t i = 0; spacingTypesTable.getKeyAndValue(i, key, value); ++i) {
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UBool beforeCurrency;
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if (uprv_strcmp(key, gBeforeCurrencyTag) == 0) {
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beforeCurrency = TRUE;
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hasBeforeCurrency = TRUE;
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} else if (uprv_strcmp(key, gAfterCurrencyTag) == 0) {
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beforeCurrency = FALSE;
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hasAfterCurrency = TRUE;
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} else {
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continue;
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}
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ResourceTable patternsTable = value.getTable(errorCode);
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for (int32_t j = 0; patternsTable.getKeyAndValue(j, key, value); ++j) {
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UCurrencySpacing pattern;
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if (uprv_strcmp(key, gCurrencyMatchTag) == 0) {
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pattern = UNUM_CURRENCY_MATCH;
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} else if (uprv_strcmp(key, gCurrencySudMatchTag) == 0) {
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pattern = UNUM_CURRENCY_SURROUNDING_MATCH;
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} else if (uprv_strcmp(key, gCurrencyInsertBtnTag) == 0) {
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pattern = UNUM_CURRENCY_INSERT;
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} else {
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continue;
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}
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const UnicodeString& current = dfs.getPatternForCurrencySpacing(
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pattern, beforeCurrency, errorCode);
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if (current.isEmpty()) {
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dfs.setPatternForCurrencySpacing(
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pattern, beforeCurrency, value.getUnicodeString(errorCode));
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}
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}
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}
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}
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void resolveMissing() {
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// For consistency with Java, this method overwrites everything with the defaults unless
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// both beforeCurrency and afterCurrency were found in CLDR.
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static const char* defaults[] = { "[:letter:]", "[:digit:]", " " };
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if (!hasBeforeCurrency || !hasAfterCurrency) {
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for (UBool beforeCurrency = 0; beforeCurrency <= TRUE; beforeCurrency++) {
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for (int32_t pattern = 0; pattern < UNUM_CURRENCY_SPACING_COUNT; pattern++) {
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dfs.setPatternForCurrencySpacing((UCurrencySpacing)pattern,
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beforeCurrency, UnicodeString(defaults[pattern], -1, US_INV));
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}
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}
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}
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}
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};
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// Virtual destructors must be defined out of line.
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DecFmtSymDataSink::~DecFmtSymDataSink() {}
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CurrencySpacingSink::~CurrencySpacingSink() {}
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} // namespace
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void
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DecimalFormatSymbols::initialize(const Locale& loc, UErrorCode& status,
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UBool useLastResortData, const NumberingSystem* ns)
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{
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if (U_FAILURE(status)) { return; }
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*validLocale = *actualLocale = 0;
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currPattern = NULL;
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// First initialize all the symbols to the fallbacks for anything we can't find
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initialize();
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//
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// Next get the numbering system for this locale and set zero digit
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// and the digit string based on the numbering system for the locale
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//
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LocalPointer<NumberingSystem> nsLocal;
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if (ns == nullptr) {
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// Use the numbering system according to the locale.
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// Save it into a LocalPointer so it gets cleaned up.
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nsLocal.adoptInstead(NumberingSystem::createInstance(loc, status));
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ns = nsLocal.getAlias();
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}
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const char *nsName;
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if (U_SUCCESS(status) && ns->getRadix() == 10 && !ns->isAlgorithmic()) {
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nsName = ns->getName();
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UnicodeString digitString(ns->getDescription());
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int32_t digitIndex = 0;
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UChar32 digit = digitString.char32At(0);
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fSymbols[kZeroDigitSymbol].setTo(digit);
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for (int32_t i = kOneDigitSymbol; i <= kNineDigitSymbol; ++i) {
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digitIndex += U16_LENGTH(digit);
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digit = digitString.char32At(digitIndex);
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fSymbols[i].setTo(digit);
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}
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} else {
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nsName = gLatn;
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}
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// Open resource bundles
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const char* locStr = loc.getName();
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LocalUResourceBundlePointer resource(ures_open(NULL, locStr, &status));
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LocalUResourceBundlePointer numberElementsRes(
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ures_getByKeyWithFallback(resource.getAlias(), gNumberElements, NULL, &status));
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if (U_FAILURE(status)) {
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if ( useLastResortData ) {
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status = U_USING_DEFAULT_WARNING;
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initialize();
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}
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return;
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}
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// Set locale IDs
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// TODO: Is there a way to do this without depending on the resource bundle instance?
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U_LOCALE_BASED(locBased, *this);
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locBased.setLocaleIDs(
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ures_getLocaleByType(
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numberElementsRes.getAlias(),
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ULOC_VALID_LOCALE, &status),
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ures_getLocaleByType(
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numberElementsRes.getAlias(),
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ULOC_ACTUAL_LOCALE, &status));
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// Now load the rest of the data from the data sink.
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// Start with loading this nsName if it is not Latin.
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DecFmtSymDataSink sink(*this);
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if (uprv_strcmp(nsName, gLatn) != 0) {
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CharString path;
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path.append(gNumberElements, status)
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.append('/', status)
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.append(nsName, status)
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.append('/', status)
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.append(gSymbols, status);
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ures_getAllItemsWithFallback(resource.getAlias(), path.data(), sink, status);
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// If no symbols exist for the given nsName and resource bundle, silently ignore
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// and fall back to Latin.
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if (status == U_MISSING_RESOURCE_ERROR) {
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status = U_ZERO_ERROR;
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} else if (U_FAILURE(status)) {
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return;
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}
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}
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// Continue with Latin if necessary.
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if (!sink.seenAll()) {
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ures_getAllItemsWithFallback(resource.getAlias(), gNumberElementsLatnSymbols, sink, status);
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if (U_FAILURE(status)) { return; }
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}
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// Let the monetary number separators equal the default number separators if necessary.
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sink.resolveMissingMonetarySeparators(fSymbols);
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// Obtain currency data from the currency API. This is strictly
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// for backward compatibility; we don't use DecimalFormatSymbols
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// for currency data anymore.
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UErrorCode internalStatus = U_ZERO_ERROR; // don't propagate failures out
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UChar curriso[4];
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UnicodeString tempStr;
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int32_t currisoLength = ucurr_forLocale(locStr, curriso, UPRV_LENGTHOF(curriso), &internalStatus);
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if (U_SUCCESS(internalStatus) && currisoLength == 3) {
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uprv_getStaticCurrencyName(curriso, locStr, tempStr, internalStatus);
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if (U_SUCCESS(internalStatus)) {
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fSymbols[kIntlCurrencySymbol].setTo(curriso, currisoLength);
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fSymbols[kCurrencySymbol] = tempStr;
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}
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}
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/* else use the default values. */
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//load the currency data
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UChar ucc[4]={0}; //Currency Codes are always 3 chars long
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int32_t uccLen = 4;
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const char* locName = loc.getName();
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UErrorCode localStatus = U_ZERO_ERROR;
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uccLen = ucurr_forLocale(locName, ucc, uccLen, &localStatus);
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if(U_SUCCESS(localStatus) && uccLen > 0) {
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char cc[4]={0};
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u_UCharsToChars(ucc, cc, uccLen);
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/* An explicit currency was requested */
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LocalUResourceBundlePointer currencyResource(ures_open(U_ICUDATA_CURR, locStr, &localStatus));
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LocalUResourceBundlePointer currency(
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ures_getByKeyWithFallback(currencyResource.getAlias(), "Currencies", NULL, &localStatus));
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ures_getByKeyWithFallback(currency.getAlias(), cc, currency.getAlias(), &localStatus);
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if(U_SUCCESS(localStatus) && ures_getSize(currency.getAlias())>2) { // the length is 3 if more data is present
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ures_getByIndex(currency.getAlias(), 2, currency.getAlias(), &localStatus);
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int32_t currPatternLen = 0;
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currPattern =
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ures_getStringByIndex(currency.getAlias(), (int32_t)0, &currPatternLen, &localStatus);
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UnicodeString decimalSep =
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ures_getUnicodeStringByIndex(currency.getAlias(), (int32_t)1, &localStatus);
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UnicodeString groupingSep =
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ures_getUnicodeStringByIndex(currency.getAlias(), (int32_t)2, &localStatus);
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if(U_SUCCESS(localStatus)){
|
|
fSymbols[kMonetaryGroupingSeparatorSymbol] = groupingSep;
|
|
fSymbols[kMonetarySeparatorSymbol] = decimalSep;
|
|
//pattern.setTo(TRUE, currPattern, currPatternLen);
|
|
status = localStatus;
|
|
}
|
|
}
|
|
/* else An explicit currency was requested and is unknown or locale data is malformed. */
|
|
/* ucurr_* API will get the correct value later on. */
|
|
}
|
|
// else ignore the error if no currency
|
|
|
|
// Currency Spacing.
|
|
LocalUResourceBundlePointer currencyResource(ures_open(U_ICUDATA_CURR, locStr, &status));
|
|
CurrencySpacingSink currencySink(*this);
|
|
ures_getAllItemsWithFallback(currencyResource.getAlias(), gCurrencySpacingTag, currencySink, status);
|
|
currencySink.resolveMissing();
|
|
if (U_FAILURE(status)) { return; }
|
|
}
|
|
|
|
void
|
|
DecimalFormatSymbols::initialize() {
|
|
/*
|
|
* These strings used to be in static arrays, but the HP/UX aCC compiler
|
|
* cannot initialize a static array with class constructors.
|
|
* markus 2000may25
|
|
*/
|
|
fSymbols[kDecimalSeparatorSymbol] = (UChar)0x2e; // '.' decimal separator
|
|
fSymbols[kGroupingSeparatorSymbol].remove(); // group (thousands) separator
|
|
fSymbols[kPatternSeparatorSymbol] = (UChar)0x3b; // ';' pattern separator
|
|
fSymbols[kPercentSymbol] = (UChar)0x25; // '%' percent sign
|
|
fSymbols[kZeroDigitSymbol] = (UChar)0x30; // '0' native 0 digit
|
|
fSymbols[kOneDigitSymbol] = (UChar)0x31; // '1' native 1 digit
|
|
fSymbols[kTwoDigitSymbol] = (UChar)0x32; // '2' native 2 digit
|
|
fSymbols[kThreeDigitSymbol] = (UChar)0x33; // '3' native 3 digit
|
|
fSymbols[kFourDigitSymbol] = (UChar)0x34; // '4' native 4 digit
|
|
fSymbols[kFiveDigitSymbol] = (UChar)0x35; // '5' native 5 digit
|
|
fSymbols[kSixDigitSymbol] = (UChar)0x36; // '6' native 6 digit
|
|
fSymbols[kSevenDigitSymbol] = (UChar)0x37; // '7' native 7 digit
|
|
fSymbols[kEightDigitSymbol] = (UChar)0x38; // '8' native 8 digit
|
|
fSymbols[kNineDigitSymbol] = (UChar)0x39; // '9' native 9 digit
|
|
fSymbols[kDigitSymbol] = (UChar)0x23; // '#' pattern digit
|
|
fSymbols[kPlusSignSymbol] = (UChar)0x002b; // '+' plus sign
|
|
fSymbols[kMinusSignSymbol] = (UChar)0x2d; // '-' minus sign
|
|
fSymbols[kCurrencySymbol] = (UChar)0xa4; // 'OX' currency symbol
|
|
fSymbols[kIntlCurrencySymbol].setTo(TRUE, INTL_CURRENCY_SYMBOL_STR, 2);
|
|
fSymbols[kMonetarySeparatorSymbol] = (UChar)0x2e; // '.' monetary decimal separator
|
|
fSymbols[kExponentialSymbol] = (UChar)0x45; // 'E' exponential
|
|
fSymbols[kPerMillSymbol] = (UChar)0x2030; // '%o' per mill
|
|
fSymbols[kPadEscapeSymbol] = (UChar)0x2a; // '*' pad escape symbol
|
|
fSymbols[kInfinitySymbol] = (UChar)0x221e; // 'oo' infinite
|
|
fSymbols[kNaNSymbol] = (UChar)0xfffd; // SUB NaN
|
|
fSymbols[kSignificantDigitSymbol] = (UChar)0x0040; // '@' significant digit
|
|
fSymbols[kMonetaryGroupingSeparatorSymbol].remove(); //
|
|
fSymbols[kExponentMultiplicationSymbol] = (UChar)0xd7; // 'x' multiplication symbol for exponents
|
|
fIsCustomCurrencySymbol = FALSE;
|
|
fIsCustomIntlCurrencySymbol = FALSE;
|
|
|
|
}
|
|
|
|
Locale
|
|
DecimalFormatSymbols::getLocale(ULocDataLocaleType type, UErrorCode& status) const {
|
|
U_LOCALE_BASED(locBased, *this);
|
|
return locBased.getLocale(type, status);
|
|
}
|
|
|
|
const UnicodeString&
|
|
DecimalFormatSymbols::getPatternForCurrencySpacing(UCurrencySpacing type,
|
|
UBool beforeCurrency,
|
|
UErrorCode& status) const {
|
|
if (U_FAILURE(status)) {
|
|
return fNoSymbol; // always empty.
|
|
}
|
|
if (beforeCurrency) {
|
|
return currencySpcBeforeSym[(int32_t)type];
|
|
} else {
|
|
return currencySpcAfterSym[(int32_t)type];
|
|
}
|
|
}
|
|
|
|
void
|
|
DecimalFormatSymbols::setPatternForCurrencySpacing(UCurrencySpacing type,
|
|
UBool beforeCurrency,
|
|
const UnicodeString& pattern) {
|
|
if (beforeCurrency) {
|
|
currencySpcBeforeSym[(int32_t)type] = pattern;
|
|
} else {
|
|
currencySpcAfterSym[(int32_t)type] = pattern;
|
|
}
|
|
}
|
|
U_NAMESPACE_END
|
|
|
|
#endif /* #if !UCONFIG_NO_FORMATTING */
|
|
|
|
//eof
|