2017-09-27 00:25:20 +00:00
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// © 2017 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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2017-09-27 05:31:57 +00:00
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/ures.h"
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#include "ureslocs.h"
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#include "charstr.h"
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#include "uresimp.h"
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2017-09-27 00:25:20 +00:00
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#include "number_longnames.h"
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#include <algorithm>
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2017-09-27 05:31:57 +00:00
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#include "cstring.h"
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2017-09-27 00:25:20 +00:00
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2017-09-27 21:43:09 +00:00
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using namespace icu;
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2017-09-27 00:25:20 +00:00
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using namespace icu::number::impl;
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namespace {
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//////////////////////////
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/// BEGIN DATA LOADING ///
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//////////////////////////
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class PluralTableSink : public ResourceSink {
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public:
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explicit PluralTableSink(UnicodeString *outArray) : outArray(outArray) {
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// Initialize the array to bogus strings.
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for (int32_t i = 0; i < StandardPlural::Form::COUNT; i++) {
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outArray[i].setToBogus();
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}
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}
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void put(const char *key, ResourceValue &value, UBool /*noFallback*/, UErrorCode &status) override {
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ResourceTable pluralsTable = value.getTable(status);
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if (U_FAILURE(status)) { return; }
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for (int i = 0; pluralsTable.getKeyAndValue(i, key, value); ++i) {
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// In MeasureUnit data, ignore dnam and per units for now.
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if (uprv_strcmp(key, "dnam") == 0 || uprv_strcmp(key, "per") == 0) {
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continue;
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}
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StandardPlural::Form plural = StandardPlural::fromString(key, status);
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if (U_FAILURE(status)) { return; }
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if (!outArray[plural].isBogus()) {
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continue;
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}
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outArray[plural] = value.getUnicodeString(status);
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if (U_FAILURE(status)) { return; }
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}
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}
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private:
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UnicodeString *outArray;
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};
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// NOTE: outArray MUST have room for all StandardPlural values. No bounds checking is performed.
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void getMeasureData(const Locale &locale, const MeasureUnit &unit, const UNumberUnitWidth &width,
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UnicodeString *outArray, UErrorCode &status) {
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PluralTableSink sink(outArray);
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LocalUResourceBundlePointer unitsBundle(ures_open(U_ICUDATA_UNIT, locale.getName(), &status));
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if (U_FAILURE(status)) { return; }
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CharString key;
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key.append("units", status);
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if (width == UNUM_UNIT_WIDTH_NARROW) {
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key.append("Narrow", status);
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} else if (width == UNUM_UNIT_WIDTH_SHORT) {
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key.append("Short", status);
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}
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key.append("/", status);
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key.append(unit.getType(), status);
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key.append("/", status);
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key.append(unit.getSubtype(), status);
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ures_getAllItemsWithFallback(unitsBundle.getAlias(), key.data(), sink, status);
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}
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void getCurrencyLongNameData(const Locale &locale, const CurrencyUnit ¤cy, UnicodeString *outArray,
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UErrorCode &status) {
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// In ICU4J, this method gets a CurrencyData from CurrencyData.provider.
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// TODO(ICU4J): Implement this without going through CurrencyData, like in ICU4C?
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PluralTableSink sink(outArray);
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LocalUResourceBundlePointer unitsBundle(ures_open(U_ICUDATA_CURR, locale.getName(), &status));
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if (U_FAILURE(status)) { return; }
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ures_getAllItemsWithFallback(unitsBundle.getAlias(), "CurrencyUnitPatterns", sink, status);
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if (U_FAILURE(status)) { return; }
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for (int32_t i = 0; i < StandardPlural::Form::COUNT; i++) {
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UnicodeString &pattern = outArray[i];
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if (pattern.isBogus()) {
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continue;
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}
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UBool isChoiceFormat = FALSE;
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int32_t longNameLen = 0;
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const char16_t *longName = ucurr_getPluralName(
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currency.getISOCurrency(),
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locale.getName(),
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&isChoiceFormat,
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StandardPlural::getKeyword(static_cast<StandardPlural::Form>(i)),
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&longNameLen,
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&status);
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// Example pattern from data: "{0} {1}"
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// Example output after find-and-replace: "{0} US dollars"
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pattern.findAndReplace(UnicodeString(u"{1}"), UnicodeString(longName, longNameLen));
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}
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}
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////////////////////////
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/// END DATA LOADING ///
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////////////////////////
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} // namespace
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LongNameHandler
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LongNameHandler::forMeasureUnit(const Locale &loc, const MeasureUnit &unit, const UNumberUnitWidth &width,
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const PluralRules *rules, const MicroPropsGenerator *parent,
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UErrorCode &status) {
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LongNameHandler result(rules, parent);
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UnicodeString simpleFormats[StandardPlural::Form::COUNT];
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getMeasureData(loc, unit, width, simpleFormats, status);
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if (U_FAILURE(status)) { return result; }
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// TODO: What field to use for units?
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simpleFormatsToModifiers(simpleFormats, UNUM_FIELD_COUNT, result.fModifiers, status);
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return result;
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}
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LongNameHandler LongNameHandler::forCurrencyLongNames(const Locale &loc, const CurrencyUnit ¤cy,
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const PluralRules *rules,
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const MicroPropsGenerator *parent,
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UErrorCode &status) {
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LongNameHandler result(rules, parent);
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UnicodeString simpleFormats[StandardPlural::Form::COUNT];
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getCurrencyLongNameData(loc, currency, simpleFormats, status);
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if (U_FAILURE(status)) { return result; }
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simpleFormatsToModifiers(simpleFormats, UNUM_CURRENCY_FIELD, result.fModifiers, status);
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return result;
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}
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void LongNameHandler::simpleFormatsToModifiers(const UnicodeString *simpleFormats, Field field,
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SimpleModifier *output, UErrorCode &status) {
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for (int32_t i = 0; i < StandardPlural::Form::COUNT; i++) {
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UnicodeString simpleFormat = simpleFormats[i];
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if (simpleFormat.isBogus()) {
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simpleFormat = simpleFormats[StandardPlural::Form::OTHER];
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}
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if (simpleFormat.isBogus()) {
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// There should always be data in the "other" plural variant.
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status = U_INTERNAL_PROGRAM_ERROR;
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return;
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}
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SimpleFormatter compiledFormatter(simpleFormat, 1, 1, status);
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output[i] = SimpleModifier(compiledFormatter, field, false);
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}
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}
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void LongNameHandler::processQuantity(DecimalQuantity &quantity, MicroProps µs,
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UErrorCode &status) const {
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parent->processQuantity(quantity, micros, status);
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// TODO: Avoid the copy here?
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DecimalQuantity copy(quantity);
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micros.rounding.apply(copy, status);
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micros.modOuter = &fModifiers[copy.getStandardPlural(rules)];
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}
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2017-09-27 05:31:57 +00:00
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#endif /* #if !UCONFIG_NO_FORMATTING */
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