723 lines
23 KiB
C++
723 lines
23 KiB
C++
/*
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*******************************************************************************
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* Copyright (C) 2010-2012, 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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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/locdspnm.h"
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#include "unicode/msgfmt.h"
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#include "cmemory.h"
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#include "cstring.h"
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#include "ulocimp.h"
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#include "ureslocs.h"
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#include <stdarg.h>
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/**
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* Concatenate a number of null-terminated strings to buffer, leaving a
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* null-terminated string. The last argument should be the null pointer.
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* Return the length of the string in the buffer, not counting the trailing
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* null. Return -1 if there is an error (buffer is null, or buflen < 1).
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*/
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static int32_t ncat(char *buffer, uint32_t buflen, ...) {
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va_list args;
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char *str;
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char *p = buffer;
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const char* e = buffer + buflen - 1;
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if (buffer == NULL || buflen < 1) {
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return -1;
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}
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va_start(args, buflen);
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while ((str = va_arg(args, char *))) {
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char c;
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while (p != e && (c = *str++)) {
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*p++ = c;
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}
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}
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*p = 0;
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va_end(args);
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return p - buffer;
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}
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U_NAMESPACE_BEGIN
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Access resource data for locale components.
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// Wrap code in uloc.c for now.
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class ICUDataTable {
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const char* path;
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Locale locale;
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public:
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ICUDataTable(const char* path, const Locale& locale);
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~ICUDataTable();
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const Locale& getLocale();
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UnicodeString& get(const char* tableKey, const char* itemKey,
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UnicodeString& result) const;
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UnicodeString& get(const char* tableKey, const char* subTableKey, const char* itemKey,
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UnicodeString& result) const;
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UnicodeString& getNoFallback(const char* tableKey, const char* itemKey,
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UnicodeString &result) const;
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UnicodeString& getNoFallback(const char* tableKey, const char* subTableKey, const char* itemKey,
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UnicodeString &result) const;
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};
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inline UnicodeString &
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ICUDataTable::get(const char* tableKey, const char* itemKey, UnicodeString& result) const {
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return get(tableKey, NULL, itemKey, result);
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}
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inline UnicodeString &
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ICUDataTable::getNoFallback(const char* tableKey, const char* itemKey, UnicodeString& result) const {
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return getNoFallback(tableKey, NULL, itemKey, result);
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}
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ICUDataTable::ICUDataTable(const char* path, const Locale& locale)
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: path(NULL), locale(Locale::getRoot())
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{
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if (path) {
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int32_t len = uprv_strlen(path);
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this->path = (const char*) uprv_malloc(len + 1);
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if (this->path) {
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uprv_strcpy((char *)this->path, path);
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this->locale = locale;
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}
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}
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}
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ICUDataTable::~ICUDataTable() {
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if (path) {
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uprv_free((void*) path);
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path = NULL;
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}
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}
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const Locale&
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ICUDataTable::getLocale() {
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return locale;
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}
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UnicodeString &
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ICUDataTable::get(const char* tableKey, const char* subTableKey, const char* itemKey,
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UnicodeString &result) const {
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UErrorCode status = U_ZERO_ERROR;
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int32_t len = 0;
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const UChar *s = uloc_getTableStringWithFallback(path, locale.getName(),
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tableKey, subTableKey, itemKey,
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&len, &status);
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if (U_SUCCESS(status) && len > 0) {
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return result.setTo(s, len);
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}
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return result.setTo(UnicodeString(itemKey, -1, US_INV));
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}
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UnicodeString &
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ICUDataTable::getNoFallback(const char* tableKey, const char* subTableKey, const char* itemKey,
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UnicodeString& result) const {
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UErrorCode status = U_ZERO_ERROR;
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int32_t len = 0;
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const UChar *s = uloc_getTableStringWithFallback(path, locale.getName(),
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tableKey, subTableKey, itemKey,
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&len, &status);
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if (U_SUCCESS(status)) {
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return result.setTo(s, len);
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}
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result.setToBogus();
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return result;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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LocaleDisplayNames::~LocaleDisplayNames() {}
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UOBJECT_DEFINE_NO_RTTI_IMPLEMENTATION(LocaleDisplayNames)
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////////////////////////////////////////////////////////////////////////////////////////////////////
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#if 0 // currently unused
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class DefaultLocaleDisplayNames : public LocaleDisplayNames {
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UDialectHandling dialectHandling;
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public:
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// constructor
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DefaultLocaleDisplayNames(UDialectHandling dialectHandling);
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virtual ~DefaultLocaleDisplayNames();
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virtual const Locale& getLocale() const;
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virtual UDialectHandling getDialectHandling() const;
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virtual UnicodeString& localeDisplayName(const Locale& locale,
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UnicodeString& result) const;
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virtual UnicodeString& localeDisplayName(const char* localeId,
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UnicodeString& result) const;
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virtual UnicodeString& languageDisplayName(const char* lang,
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UnicodeString& result) const;
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virtual UnicodeString& scriptDisplayName(const char* script,
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UnicodeString& result) const;
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virtual UnicodeString& scriptDisplayName(UScriptCode scriptCode,
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UnicodeString& result) const;
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virtual UnicodeString& regionDisplayName(const char* region,
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UnicodeString& result) const;
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virtual UnicodeString& variantDisplayName(const char* variant,
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UnicodeString& result) const;
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virtual UnicodeString& keyDisplayName(const char* key,
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UnicodeString& result) const;
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virtual UnicodeString& keyValueDisplayName(const char* key,
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const char* value,
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UnicodeString& result) const;
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};
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DefaultLocaleDisplayNames::DefaultLocaleDisplayNames(UDialectHandling dialectHandling)
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: dialectHandling(dialectHandling) {
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}
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DefaultLocaleDisplayNames::~DefaultLocaleDisplayNames() {
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}
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const Locale&
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DefaultLocaleDisplayNames::getLocale() const {
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return Locale::getRoot();
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}
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UDialectHandling
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DefaultLocaleDisplayNames::getDialectHandling() const {
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return dialectHandling;
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}
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UnicodeString&
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DefaultLocaleDisplayNames::localeDisplayName(const Locale& locale,
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UnicodeString& result) const {
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return result = UnicodeString(locale.getName(), -1, US_INV);
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}
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UnicodeString&
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DefaultLocaleDisplayNames::localeDisplayName(const char* localeId,
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UnicodeString& result) const {
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return result = UnicodeString(localeId, -1, US_INV);
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}
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UnicodeString&
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DefaultLocaleDisplayNames::languageDisplayName(const char* lang,
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UnicodeString& result) const {
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return result = UnicodeString(lang, -1, US_INV);
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}
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UnicodeString&
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DefaultLocaleDisplayNames::scriptDisplayName(const char* script,
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UnicodeString& result) const {
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return result = UnicodeString(script, -1, US_INV);
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}
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UnicodeString&
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DefaultLocaleDisplayNames::scriptDisplayName(UScriptCode scriptCode,
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UnicodeString& result) const {
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const char* name = uscript_getName(scriptCode);
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if (name) {
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return result = UnicodeString(name, -1, US_INV);
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}
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return result.remove();
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}
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UnicodeString&
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DefaultLocaleDisplayNames::regionDisplayName(const char* region,
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UnicodeString& result) const {
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return result = UnicodeString(region, -1, US_INV);
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}
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UnicodeString&
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DefaultLocaleDisplayNames::variantDisplayName(const char* variant,
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UnicodeString& result) const {
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return result = UnicodeString(variant, -1, US_INV);
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}
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UnicodeString&
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DefaultLocaleDisplayNames::keyDisplayName(const char* key,
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UnicodeString& result) const {
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return result = UnicodeString(key, -1, US_INV);
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}
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UnicodeString&
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DefaultLocaleDisplayNames::keyValueDisplayName(const char* /* key */,
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const char* value,
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UnicodeString& result) const {
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return result = UnicodeString(value, -1, US_INV);
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}
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#endif // currently unused class DefaultLocaleDisplayNames
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class LocaleDisplayNamesImpl : public LocaleDisplayNames {
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Locale locale;
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UDialectHandling dialectHandling;
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ICUDataTable langData;
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ICUDataTable regionData;
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UnicodeString sep;
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MessageFormat *format;
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MessageFormat *keyTypeFormat;
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public:
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// constructor
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LocaleDisplayNamesImpl(const Locale& locale, UDialectHandling dialectHandling);
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virtual ~LocaleDisplayNamesImpl();
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virtual const Locale& getLocale() const;
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virtual UDialectHandling getDialectHandling() const;
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virtual UnicodeString& localeDisplayName(const Locale& locale,
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UnicodeString& result) const;
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virtual UnicodeString& localeDisplayName(const char* localeId,
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UnicodeString& result) const;
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virtual UnicodeString& languageDisplayName(const char* lang,
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UnicodeString& result) const;
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virtual UnicodeString& scriptDisplayName(const char* script,
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UnicodeString& result) const;
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virtual UnicodeString& scriptDisplayName(UScriptCode scriptCode,
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UnicodeString& result) const;
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virtual UnicodeString& regionDisplayName(const char* region,
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UnicodeString& result) const;
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virtual UnicodeString& variantDisplayName(const char* variant,
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UnicodeString& result) const;
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virtual UnicodeString& keyDisplayName(const char* key,
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UnicodeString& result) const;
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virtual UnicodeString& keyValueDisplayName(const char* key,
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const char* value,
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UnicodeString& result) const;
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private:
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UnicodeString& localeIdName(const char* localeId,
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UnicodeString& result) const;
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UnicodeString& appendWithSep(UnicodeString& buffer, const UnicodeString& src) const;
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};
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LocaleDisplayNamesImpl::LocaleDisplayNamesImpl(const Locale& locale,
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UDialectHandling dialectHandling)
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: dialectHandling(dialectHandling)
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, langData(U_ICUDATA_LANG, locale)
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, regionData(U_ICUDATA_REGION, locale)
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, format(NULL)
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, keyTypeFormat(NULL)
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{
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LocaleDisplayNamesImpl *nonConstThis = (LocaleDisplayNamesImpl *)this;
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nonConstThis->locale = langData.getLocale() == Locale::getRoot()
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? regionData.getLocale()
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: langData.getLocale();
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langData.getNoFallback("localeDisplayPattern", "separator", sep);
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if (sep.isBogus()) {
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sep = UnicodeString(", ", -1, US_INV);
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}
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UnicodeString pattern;
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langData.getNoFallback("localeDisplayPattern", "pattern", pattern);
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if (pattern.isBogus()) {
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pattern = UnicodeString("{0} ({1})", -1, US_INV);
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}
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UErrorCode status = U_ZERO_ERROR;
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format = new MessageFormat(pattern, status);
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UnicodeString ktPattern;
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langData.get("localeDisplayPattern", "keyTypePattern", ktPattern);
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if (ktPattern.isBogus()) {
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ktPattern = UnicodeString("{0}={1}");
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}
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keyTypeFormat = new MessageFormat(ktPattern, status);
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}
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LocaleDisplayNamesImpl::~LocaleDisplayNamesImpl() {
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delete format;
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delete keyTypeFormat;
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}
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const Locale&
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LocaleDisplayNamesImpl::getLocale() const {
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return locale;
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}
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UDialectHandling
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LocaleDisplayNamesImpl::getDialectHandling() const {
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return dialectHandling;
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}
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UnicodeString&
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LocaleDisplayNamesImpl::localeDisplayName(const Locale& locale,
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UnicodeString& result) const {
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UnicodeString resultName;
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const char* lang = locale.getLanguage();
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if (uprv_strlen(lang) == 0) {
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lang = "root";
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}
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const char* script = locale.getScript();
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const char* country = locale.getCountry();
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const char* variant = locale.getVariant();
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UBool hasScript = uprv_strlen(script) > 0;
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UBool hasCountry = uprv_strlen(country) > 0;
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UBool hasVariant = uprv_strlen(variant) > 0;
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if (dialectHandling == ULDN_DIALECT_NAMES) {
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char buffer[ULOC_FULLNAME_CAPACITY];
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do { // loop construct is so we can break early out of search
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if (hasScript && hasCountry) {
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ncat(buffer, ULOC_FULLNAME_CAPACITY, lang, "_", script, "_", country, (char *)0);
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localeIdName(buffer, resultName);
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if (!resultName.isBogus()) {
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hasScript = FALSE;
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hasCountry = FALSE;
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break;
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}
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}
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if (hasScript) {
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ncat(buffer, ULOC_FULLNAME_CAPACITY, lang, "_", script, (char *)0);
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localeIdName(buffer, resultName);
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if (!resultName.isBogus()) {
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hasScript = FALSE;
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break;
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}
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}
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if (hasCountry) {
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ncat(buffer, ULOC_FULLNAME_CAPACITY, lang, "_", country, (char*)0);
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localeIdName(buffer, resultName);
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if (!resultName.isBogus()) {
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hasCountry = FALSE;
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break;
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}
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}
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} while (FALSE);
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}
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if (resultName.isBogus() || resultName.isEmpty()) {
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localeIdName(lang, resultName);
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}
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UnicodeString resultRemainder;
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UnicodeString temp;
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StringEnumeration *e = NULL;
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UErrorCode status = U_ZERO_ERROR;
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if (hasScript) {
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resultRemainder.append(scriptDisplayName(script, temp));
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}
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if (hasCountry) {
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appendWithSep(resultRemainder, regionDisplayName(country, temp));
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}
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if (hasVariant) {
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appendWithSep(resultRemainder, variantDisplayName(variant, temp));
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}
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e = locale.createKeywords(status);
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if (e && U_SUCCESS(status)) {
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UnicodeString temp2;
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char value[ULOC_KEYWORD_AND_VALUES_CAPACITY]; // sigh, no ULOC_VALUE_CAPACITY
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const char* key;
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while ((key = e->next((int32_t *)0, status)) != NULL) {
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locale.getKeywordValue(key, value, ULOC_KEYWORD_AND_VALUES_CAPACITY, status);
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keyDisplayName(key, temp);
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keyValueDisplayName(key, value, temp2);
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if (temp2 != UnicodeString(value, -1, US_INV)) {
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appendWithSep(resultRemainder, temp2);
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} else if (temp != UnicodeString(key, -1, US_INV)) {
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UnicodeString temp3;
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Formattable data[] = {
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temp,
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temp2
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};
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FieldPosition fpos;
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status = U_ZERO_ERROR;
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keyTypeFormat->format(data, 2, temp3, fpos, status);
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appendWithSep(resultRemainder, temp3);
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} else {
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appendWithSep(resultRemainder, temp)
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.append((UChar)0x3d /* = */)
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.append(temp2);
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}
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}
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delete e;
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}
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if (!resultRemainder.isEmpty()) {
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Formattable data[] = {
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resultName,
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resultRemainder
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};
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FieldPosition fpos;
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status = U_ZERO_ERROR;
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format->format(data, 2, result, fpos, status);
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return result;
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}
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return result = resultName;
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}
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UnicodeString&
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LocaleDisplayNamesImpl::appendWithSep(UnicodeString& buffer, const UnicodeString& src) const {
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if (!buffer.isEmpty()) {
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buffer.append(sep);
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}
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buffer.append(src);
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return buffer;
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}
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UnicodeString&
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LocaleDisplayNamesImpl::localeDisplayName(const char* localeId,
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UnicodeString& result) const {
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return localeDisplayName(Locale(localeId), result);
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}
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UnicodeString&
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LocaleDisplayNamesImpl::localeIdName(const char* localeId,
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UnicodeString& result) const {
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return langData.getNoFallback("Languages", localeId, result);
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}
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UnicodeString&
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LocaleDisplayNamesImpl::languageDisplayName(const char* lang,
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UnicodeString& result) const {
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if (uprv_strcmp("root", lang) == 0 || uprv_strchr(lang, '_') != NULL) {
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return result = UnicodeString(lang, -1, US_INV);
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}
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return langData.get("Languages", lang, result);
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}
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UnicodeString&
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LocaleDisplayNamesImpl::scriptDisplayName(const char* script,
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UnicodeString& result) const {
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return langData.get("Scripts", script, result);
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}
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UnicodeString&
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LocaleDisplayNamesImpl::scriptDisplayName(UScriptCode scriptCode,
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UnicodeString& result) const {
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const char* name = uscript_getName(scriptCode);
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return langData.get("Scripts", name, result);
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}
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UnicodeString&
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LocaleDisplayNamesImpl::regionDisplayName(const char* region,
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UnicodeString& result) const {
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return regionData.get("Countries", region, result);
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}
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UnicodeString&
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LocaleDisplayNamesImpl::variantDisplayName(const char* variant,
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UnicodeString& result) const {
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return langData.get("Variants", variant, result);
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}
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UnicodeString&
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LocaleDisplayNamesImpl::keyDisplayName(const char* key,
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UnicodeString& result) const {
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return langData.get("Keys", key, result);
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}
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UnicodeString&
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LocaleDisplayNamesImpl::keyValueDisplayName(const char* key,
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const char* value,
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UnicodeString& result) const {
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return langData.get("Types", key, value, result);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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|
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LocaleDisplayNames*
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LocaleDisplayNames::createInstance(const Locale& locale,
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UDialectHandling dialectHandling) {
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return new LocaleDisplayNamesImpl(locale, dialectHandling);
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|
}
|
|
|
|
U_NAMESPACE_END
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
U_NAMESPACE_USE
|
|
|
|
U_DRAFT ULocaleDisplayNames * U_EXPORT2
|
|
uldn_open(const char * locale,
|
|
UDialectHandling dialectHandling,
|
|
UErrorCode *pErrorCode) {
|
|
if (U_FAILURE(*pErrorCode)) {
|
|
return 0;
|
|
}
|
|
if (locale == NULL) {
|
|
locale = uloc_getDefault();
|
|
}
|
|
return (ULocaleDisplayNames *)LocaleDisplayNames::createInstance(Locale(locale), dialectHandling);
|
|
}
|
|
|
|
U_DRAFT void U_EXPORT2
|
|
uldn_close(ULocaleDisplayNames *ldn) {
|
|
delete (LocaleDisplayNames *)ldn;
|
|
}
|
|
|
|
U_DRAFT const char * U_EXPORT2
|
|
uldn_getLocale(const ULocaleDisplayNames *ldn) {
|
|
if (ldn) {
|
|
return ((const LocaleDisplayNames *)ldn)->getLocale().getName();
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
U_DRAFT UDialectHandling U_EXPORT2
|
|
uldn_getDialectHandling(const ULocaleDisplayNames *ldn) {
|
|
if (ldn) {
|
|
return ((const LocaleDisplayNames *)ldn)->getDialectHandling();
|
|
}
|
|
return ULDN_STANDARD_NAMES;
|
|
}
|
|
|
|
U_DRAFT int32_t U_EXPORT2
|
|
uldn_localeDisplayName(const ULocaleDisplayNames *ldn,
|
|
const char *locale,
|
|
UChar *result,
|
|
int32_t maxResultSize,
|
|
UErrorCode *pErrorCode) {
|
|
if (U_FAILURE(*pErrorCode)) {
|
|
return 0;
|
|
}
|
|
if (ldn == NULL || locale == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
|
|
*pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return 0;
|
|
}
|
|
UnicodeString temp(result, 0, maxResultSize);
|
|
((const LocaleDisplayNames *)ldn)->localeDisplayName(locale, temp);
|
|
return temp.extract(result, maxResultSize, *pErrorCode);
|
|
}
|
|
|
|
U_DRAFT int32_t U_EXPORT2
|
|
uldn_languageDisplayName(const ULocaleDisplayNames *ldn,
|
|
const char *lang,
|
|
UChar *result,
|
|
int32_t maxResultSize,
|
|
UErrorCode *pErrorCode) {
|
|
if (U_FAILURE(*pErrorCode)) {
|
|
return 0;
|
|
}
|
|
if (ldn == NULL || lang == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
|
|
*pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return 0;
|
|
}
|
|
UnicodeString temp(result, 0, maxResultSize);
|
|
((const LocaleDisplayNames *)ldn)->languageDisplayName(lang, temp);
|
|
return temp.extract(result, maxResultSize, *pErrorCode);
|
|
}
|
|
|
|
U_DRAFT int32_t U_EXPORT2
|
|
uldn_scriptDisplayName(const ULocaleDisplayNames *ldn,
|
|
const char *script,
|
|
UChar *result,
|
|
int32_t maxResultSize,
|
|
UErrorCode *pErrorCode) {
|
|
if (U_FAILURE(*pErrorCode)) {
|
|
return 0;
|
|
}
|
|
if (ldn == NULL || script == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
|
|
*pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return 0;
|
|
}
|
|
UnicodeString temp(result, 0, maxResultSize);
|
|
((const LocaleDisplayNames *)ldn)->scriptDisplayName(script, temp);
|
|
return temp.extract(result, maxResultSize, *pErrorCode);
|
|
}
|
|
|
|
U_DRAFT int32_t U_EXPORT2
|
|
uldn_scriptCodeDisplayName(const ULocaleDisplayNames *ldn,
|
|
UScriptCode scriptCode,
|
|
UChar *result,
|
|
int32_t maxResultSize,
|
|
UErrorCode *pErrorCode) {
|
|
return uldn_scriptDisplayName(ldn, uscript_getName(scriptCode), result, maxResultSize, pErrorCode);
|
|
}
|
|
|
|
U_DRAFT int32_t U_EXPORT2
|
|
uldn_regionDisplayName(const ULocaleDisplayNames *ldn,
|
|
const char *region,
|
|
UChar *result,
|
|
int32_t maxResultSize,
|
|
UErrorCode *pErrorCode) {
|
|
if (U_FAILURE(*pErrorCode)) {
|
|
return 0;
|
|
}
|
|
if (ldn == NULL || region == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
|
|
*pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return 0;
|
|
}
|
|
UnicodeString temp(result, 0, maxResultSize);
|
|
((const LocaleDisplayNames *)ldn)->regionDisplayName(region, temp);
|
|
return temp.extract(result, maxResultSize, *pErrorCode);
|
|
}
|
|
|
|
U_DRAFT int32_t U_EXPORT2
|
|
uldn_variantDisplayName(const ULocaleDisplayNames *ldn,
|
|
const char *variant,
|
|
UChar *result,
|
|
int32_t maxResultSize,
|
|
UErrorCode *pErrorCode) {
|
|
if (U_FAILURE(*pErrorCode)) {
|
|
return 0;
|
|
}
|
|
if (ldn == NULL || variant == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
|
|
*pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return 0;
|
|
}
|
|
UnicodeString temp(result, 0, maxResultSize);
|
|
((const LocaleDisplayNames *)ldn)->variantDisplayName(variant, temp);
|
|
return temp.extract(result, maxResultSize, *pErrorCode);
|
|
}
|
|
|
|
U_DRAFT int32_t U_EXPORT2
|
|
uldn_keyDisplayName(const ULocaleDisplayNames *ldn,
|
|
const char *key,
|
|
UChar *result,
|
|
int32_t maxResultSize,
|
|
UErrorCode *pErrorCode) {
|
|
if (U_FAILURE(*pErrorCode)) {
|
|
return 0;
|
|
}
|
|
if (ldn == NULL || key == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
|
|
*pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return 0;
|
|
}
|
|
UnicodeString temp(result, 0, maxResultSize);
|
|
((const LocaleDisplayNames *)ldn)->keyDisplayName(key, temp);
|
|
return temp.extract(result, maxResultSize, *pErrorCode);
|
|
}
|
|
|
|
U_DRAFT int32_t U_EXPORT2
|
|
uldn_keyValueDisplayName(const ULocaleDisplayNames *ldn,
|
|
const char *key,
|
|
const char *value,
|
|
UChar *result,
|
|
int32_t maxResultSize,
|
|
UErrorCode *pErrorCode) {
|
|
if (U_FAILURE(*pErrorCode)) {
|
|
return 0;
|
|
}
|
|
if (ldn == NULL || key == NULL || value == NULL || (result == NULL && maxResultSize > 0)
|
|
|| maxResultSize < 0) {
|
|
*pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return 0;
|
|
}
|
|
UnicodeString temp(result, 0, maxResultSize);
|
|
((const LocaleDisplayNames *)ldn)->keyValueDisplayName(key, value, temp);
|
|
return temp.extract(result, maxResultSize, *pErrorCode);
|
|
}
|
|
|
|
#endif
|