460 lines
18 KiB
C++
460 lines
18 KiB
C++
/*
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*******************************************************************************
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* Copyright (C) 1997-2013, 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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// *****************************************************************************
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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 UChar INTL_CURRENCY_SYMBOL_STR[] = {0xa4, 0xa4, 0};
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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(),
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locale()
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{
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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(),
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locale(loc)
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{
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initialize(locale, status);
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}
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DecimalFormatSymbols::DecimalFormatSymbols()
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: UObject(),
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locale(Locale::getRoot()),
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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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}
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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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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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void
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DecimalFormatSymbols::initialize(const Locale& loc, UErrorCode& status, UBool useLastResortData)
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{
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static const char *gNumberElementKeys[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 - We don't really try to load this directly from CLDR until we know the currency */
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NULL, /* intl currency symbol - We don't really try to load this directly from CLDR until we know the currency */
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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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};
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static const char *gLatn = "latn";
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static const char *gSymbols = "symbols";
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const char *nsName;
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const UChar *sym = NULL;
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int32_t len = 0;
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*validLocale = *actualLocale = 0;
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currPattern = NULL;
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if (U_FAILURE(status))
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return;
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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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// 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> ns(NumberingSystem::createInstance(loc, status));
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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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UBool isLatn = !uprv_strcmp(nsName,gLatn);
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UErrorCode nlStatus = U_ZERO_ERROR;
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LocalUResourceBundlePointer nonLatnSymbols;
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if ( !isLatn ) {
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nonLatnSymbols.adoptInstead(
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ures_getByKeyWithFallback(numberElementsRes.getAlias(), nsName, NULL, &nlStatus));
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ures_getByKeyWithFallback(nonLatnSymbols.getAlias(), gSymbols, nonLatnSymbols.getAlias(), &nlStatus);
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}
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LocalUResourceBundlePointer latnSymbols(
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ures_getByKeyWithFallback(numberElementsRes.getAlias(), gLatn, NULL, &status));
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ures_getByKeyWithFallback(latnSymbols.getAlias(), gSymbols, latnSymbols.getAlias(), &status);
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UBool kMonetaryDecimalSet = FALSE;
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UBool kMonetaryGroupingSet = FALSE;
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for(int32_t i = 0; i<kFormatSymbolCount; i++) {
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if ( gNumberElementKeys[i] != NULL ) {
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UErrorCode localStatus = U_ZERO_ERROR;
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if ( !isLatn ) {
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sym = ures_getStringByKeyWithFallback(nonLatnSymbols.getAlias(),
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gNumberElementKeys[i], &len, &localStatus);
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// If we can't find the symbol in the numbering system specific resources,
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// use the "latn" numbering system as the fallback.
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if ( U_FAILURE(localStatus) ) {
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localStatus = U_ZERO_ERROR;
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sym = ures_getStringByKeyWithFallback(latnSymbols.getAlias(),
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gNumberElementKeys[i], &len, &localStatus);
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}
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} else {
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sym = ures_getStringByKeyWithFallback(latnSymbols.getAlias(),
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gNumberElementKeys[i], &len, &localStatus);
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}
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if ( U_SUCCESS(localStatus) ) {
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setSymbol((ENumberFormatSymbol)i, UnicodeString(TRUE, sym, len));
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if ( i == kMonetarySeparatorSymbol ) {
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kMonetaryDecimalSet = TRUE;
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} else if ( i == kMonetaryGroupingSeparatorSymbol ) {
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kMonetaryGroupingSet = TRUE;
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}
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}
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}
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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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if ( !kMonetaryDecimalSet ) {
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setSymbol(kMonetarySeparatorSymbol,fSymbols[kDecimalSeparatorSymbol]);
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}
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if ( !kMonetaryGroupingSet ) {
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setSymbol(kMonetaryGroupingSeparatorSymbol,fSymbols[kGroupingSeparatorSymbol]);
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}
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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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ucurr_forLocale(locStr, curriso, 4, &internalStatus);
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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, -1);
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fSymbols[kCurrencySymbol] = tempStr;
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}
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/* else use the default values. */
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U_LOCALE_BASED(locBased, *this);
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locBased.setLocaleIDs(ures_getLocaleByType(numberElementsRes.getAlias(),
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ULOC_VALID_LOCALE, &status),
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ures_getLocaleByType(numberElementsRes.getAlias(),
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ULOC_ACTUAL_LOCALE, &status));
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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)){
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fSymbols[kMonetaryGroupingSeparatorSymbol] = groupingSep;
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fSymbols[kMonetarySeparatorSymbol] = decimalSep;
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//pattern.setTo(TRUE, currPattern, currPatternLen);
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status = localStatus;
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}
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}
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/* else An explicit currency was requested and is unknown or locale data is malformed. */
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/* ucurr_* API will get the correct value later on. */
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}
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// else ignore the error if no currency
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// Currency Spacing.
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localStatus = U_ZERO_ERROR;
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LocalUResourceBundlePointer currencyResource(ures_open(U_ICUDATA_CURR, locStr, &localStatus));
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LocalUResourceBundlePointer currencySpcRes(
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ures_getByKeyWithFallback(currencyResource.getAlias(),
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gCurrencySpacingTag, NULL, &localStatus));
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if (localStatus == U_USING_FALLBACK_WARNING || U_SUCCESS(localStatus)) {
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const char* keywords[UNUM_CURRENCY_SPACING_COUNT] = {
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gCurrencyMatchTag, gCurrencySudMatchTag, gCurrencyInsertBtnTag
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};
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localStatus = U_ZERO_ERROR;
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LocalUResourceBundlePointer dataRes(
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ures_getByKeyWithFallback(currencySpcRes.getAlias(),
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gBeforeCurrencyTag, NULL, &localStatus));
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if (localStatus == U_USING_FALLBACK_WARNING || U_SUCCESS(localStatus)) {
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localStatus = U_ZERO_ERROR;
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for (int32_t i = 0; i < UNUM_CURRENCY_SPACING_COUNT; i++) {
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currencySpcBeforeSym[i] =
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ures_getUnicodeStringByKey(dataRes.getAlias(), keywords[i], &localStatus);
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}
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}
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dataRes.adoptInstead(
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ures_getByKeyWithFallback(currencySpcRes.getAlias(),
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gAfterCurrencyTag, NULL, &localStatus));
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if (localStatus == U_USING_FALLBACK_WARNING || U_SUCCESS(localStatus)) {
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localStatus = U_ZERO_ERROR;
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for (int32_t i = 0; i < UNUM_CURRENCY_SPACING_COUNT; i++) {
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currencySpcAfterSym[i] =
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ures_getUnicodeStringByKey(dataRes.getAlias(), keywords[i], &localStatus);
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}
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}
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}
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}
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void
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DecimalFormatSymbols::initialize() {
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/*
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* These strings used to be in static arrays, but the HP/UX aCC compiler
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* cannot initialize a static array with class constructors.
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* markus 2000may25
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*/
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fSymbols[kDecimalSeparatorSymbol] = (UChar)0x2e; // '.' decimal separator
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fSymbols[kGroupingSeparatorSymbol].remove(); // group (thousands) separator
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fSymbols[kPatternSeparatorSymbol] = (UChar)0x3b; // ';' pattern separator
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fSymbols[kPercentSymbol] = (UChar)0x25; // '%' percent sign
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fSymbols[kZeroDigitSymbol] = (UChar)0x30; // '0' native 0 digit
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fSymbols[kOneDigitSymbol] = (UChar)0x31; // '1' native 1 digit
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fSymbols[kTwoDigitSymbol] = (UChar)0x32; // '2' native 2 digit
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fSymbols[kThreeDigitSymbol] = (UChar)0x33; // '3' native 3 digit
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fSymbols[kFourDigitSymbol] = (UChar)0x34; // '4' native 4 digit
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fSymbols[kFiveDigitSymbol] = (UChar)0x35; // '5' native 5 digit
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fSymbols[kSixDigitSymbol] = (UChar)0x36; // '6' native 6 digit
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fSymbols[kSevenDigitSymbol] = (UChar)0x37; // '7' native 7 digit
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fSymbols[kEightDigitSymbol] = (UChar)0x38; // '8' native 8 digit
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fSymbols[kNineDigitSymbol] = (UChar)0x39; // '9' native 9 digit
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fSymbols[kDigitSymbol] = (UChar)0x23; // '#' pattern digit
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fSymbols[kPlusSignSymbol] = (UChar)0x002b; // '+' plus sign
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fSymbols[kMinusSignSymbol] = (UChar)0x2d; // '-' minus sign
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fSymbols[kCurrencySymbol] = (UChar)0xa4; // 'OX' currency symbol
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fSymbols[kIntlCurrencySymbol].setTo(TRUE, INTL_CURRENCY_SYMBOL_STR, 2);
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fSymbols[kMonetarySeparatorSymbol] = (UChar)0x2e; // '.' monetary decimal separator
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fSymbols[kExponentialSymbol] = (UChar)0x45; // 'E' exponential
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fSymbols[kPerMillSymbol] = (UChar)0x2030; // '%o' per mill
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fSymbols[kPadEscapeSymbol] = (UChar)0x2a; // '*' pad escape symbol
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fSymbols[kInfinitySymbol] = (UChar)0x221e; // 'oo' infinite
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fSymbols[kNaNSymbol] = (UChar)0xfffd; // SUB NaN
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fSymbols[kSignificantDigitSymbol] = (UChar)0x0040; // '@' significant digit
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fSymbols[kMonetaryGroupingSeparatorSymbol].remove(); //
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}
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Locale
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DecimalFormatSymbols::getLocale(ULocDataLocaleType type, UErrorCode& status) const {
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U_LOCALE_BASED(locBased, *this);
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return locBased.getLocale(type, status);
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}
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const UnicodeString&
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DecimalFormatSymbols::getPatternForCurrencySpacing(UCurrencySpacing type,
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UBool beforeCurrency,
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UErrorCode& status) const {
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if (U_FAILURE(status)) {
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return fNoSymbol; // always empty.
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}
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if (beforeCurrency) {
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return currencySpcBeforeSym[(int32_t)type];
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} else {
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return currencySpcAfterSym[(int32_t)type];
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}
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}
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void
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DecimalFormatSymbols::setPatternForCurrencySpacing(UCurrencySpacing type,
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UBool beforeCurrency,
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const UnicodeString& pattern) {
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if (beforeCurrency) {
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currencySpcBeforeSym[(int32_t)type] = pattern;
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} else {
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currencySpcAfterSym[(int32_t)type] = pattern;
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}
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}
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U_NAMESPACE_END
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#endif /* #if !UCONFIG_NO_FORMATTING */
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//eof
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