mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-30 00:01:50 +00:00
372 lines
12 KiB
C++
372 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "FluentBundle.h"
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#include "nsContentUtils.h"
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#include "mozilla/dom/UnionTypes.h"
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#include "mozilla/intl/NumberFormat.h"
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#include "nsIInputStream.h"
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#include "nsStringFwd.h"
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#include "nsTArray.h"
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#include "unicode/datefmt.h"
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using namespace mozilla::dom;
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namespace mozilla {
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namespace intl {
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(FluentPattern, mParent)
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NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(FluentPattern, AddRef)
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NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(FluentPattern, Release)
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FluentPattern::FluentPattern(nsISupports* aParent, const nsACString& aId)
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: mId(aId), mParent(aParent) {
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MOZ_COUNT_CTOR(FluentPattern);
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}
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FluentPattern::FluentPattern(nsISupports* aParent, const nsACString& aId,
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const nsACString& aAttrName)
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: mId(aId), mAttrName(aAttrName), mParent(aParent) {
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MOZ_COUNT_CTOR(FluentPattern);
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}
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JSObject* FluentPattern::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return FluentPattern_Binding::Wrap(aCx, this, aGivenProto);
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}
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FluentPattern::~FluentPattern() { MOZ_COUNT_DTOR(FluentPattern); };
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/* FluentBundle */
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(FluentBundle, mParent)
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NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(FluentBundle, AddRef)
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NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(FluentBundle, Release)
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FluentBundle::FluentBundle(nsISupports* aParent,
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UniquePtr<ffi::FluentBundleRc> aRaw)
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: mParent(aParent), mRaw(std::move(aRaw)) {
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MOZ_COUNT_CTOR(FluentBundle);
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}
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already_AddRefed<FluentBundle> FluentBundle::Constructor(
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const dom::GlobalObject& aGlobal,
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const UTF8StringOrUTF8StringSequence& aLocales,
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const dom::FluentBundleOptions& aOptions, ErrorResult& aRv) {
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nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
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if (!global) {
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aRv.Throw(NS_ERROR_FAILURE);
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return nullptr;
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}
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bool useIsolating = aOptions.mUseIsolating;
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nsAutoCString pseudoStrategy;
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if (aOptions.mPseudoStrategy.WasPassed()) {
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pseudoStrategy = aOptions.mPseudoStrategy.Value();
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}
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UniquePtr<ffi::FluentBundleRc> raw;
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if (aLocales.IsUTF8String()) {
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const nsACString& locale = aLocales.GetAsUTF8String();
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raw.reset(
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ffi::fluent_bundle_new_single(&locale, useIsolating, &pseudoStrategy));
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} else {
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const auto& locales = aLocales.GetAsUTF8StringSequence();
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raw.reset(ffi::fluent_bundle_new(locales.Elements(), locales.Length(),
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useIsolating, &pseudoStrategy));
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}
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if (!raw) {
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aRv.ThrowInvalidStateError(
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"Failed to create the FluentBundle. Check the "
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"locales and pseudo strategy arguments.");
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return nullptr;
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}
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return do_AddRef(new FluentBundle(global, std::move(raw)));
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}
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JSObject* FluentBundle::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return FluentBundle_Binding::Wrap(aCx, this, aGivenProto);
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}
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FluentBundle::~FluentBundle() { MOZ_COUNT_DTOR(FluentBundle); };
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void FluentBundle::GetLocales(nsTArray<nsCString>& aLocales) {
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fluent_bundle_get_locales(mRaw.get(), &aLocales);
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}
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void FluentBundle::AddResource(
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FluentResource& aResource,
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const dom::FluentBundleAddResourceOptions& aOptions) {
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bool allowOverrides = aOptions.mAllowOverrides;
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nsTArray<nsCString> errors;
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fluent_bundle_add_resource(mRaw.get(), aResource.Raw(), allowOverrides,
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&errors);
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for (auto& err : errors) {
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nsContentUtils::LogSimpleConsoleError(NS_ConvertUTF8toUTF16(err), "L10n",
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false, true,
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nsIScriptError::warningFlag);
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}
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}
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bool FluentBundle::HasMessage(const nsACString& aId) {
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return fluent_bundle_has_message(mRaw.get(), &aId);
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}
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void FluentBundle::GetMessage(const nsACString& aId,
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Nullable<FluentMessage>& aRetVal) {
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bool hasValue = false;
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nsTArray<nsCString> attributes;
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bool exists =
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fluent_bundle_get_message(mRaw.get(), &aId, &hasValue, &attributes);
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if (exists) {
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FluentMessage& msg = aRetVal.SetValue();
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if (hasValue) {
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msg.mValue = new FluentPattern(mParent, aId);
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}
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for (auto& name : attributes) {
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auto newEntry = msg.mAttributes.Entries().AppendElement(fallible);
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newEntry->mKey = name;
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newEntry->mValue = new FluentPattern(mParent, aId, name);
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}
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}
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}
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bool extendJSArrayWithErrors(JSContext* aCx, JS::Handle<JSObject*> aErrors,
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nsTArray<nsCString>& aInput) {
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uint32_t length;
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if (NS_WARN_IF(!JS::GetArrayLength(aCx, aErrors, &length))) {
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return false;
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}
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for (auto& err : aInput) {
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JS::Rooted<JS::Value> jsval(aCx);
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if (!ToJSValue(aCx, NS_ConvertUTF8toUTF16(err), &jsval)) {
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return false;
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}
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if (!JS_DefineElement(aCx, aErrors, length++, jsval, JSPROP_ENUMERATE)) {
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return false;
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}
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}
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return true;
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}
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void FluentBundle::FormatPattern(JSContext* aCx, const FluentPattern& aPattern,
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const Nullable<L10nArgs>& aArgs,
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const Optional<JS::Handle<JSObject*>>& aErrors,
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nsACString& aRetVal, ErrorResult& aRv) {
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nsTArray<nsCString> argIds;
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nsTArray<ffi::FluentArgument> argValues;
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if (!aArgs.IsNull()) {
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const L10nArgs& args = aArgs.Value();
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for (auto& entry : args.Entries()) {
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if (!entry.mValue.IsNull()) {
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argIds.AppendElement(entry.mKey);
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auto& value = entry.mValue.Value();
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if (value.IsUTF8String()) {
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argValues.AppendElement(
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ffi::FluentArgument::String(&value.GetAsUTF8String()));
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} else {
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argValues.AppendElement(
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ffi::FluentArgument::Double_(value.GetAsDouble()));
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}
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}
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}
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}
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nsTArray<nsCString> errors;
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bool succeeded = fluent_bundle_format_pattern(mRaw.get(), &aPattern.mId,
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&aPattern.mAttrName, &argIds,
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&argValues, &aRetVal, &errors);
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if (!succeeded) {
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return aRv.ThrowInvalidStateError(
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"Failed to format the FluentPattern. Likely the "
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"pattern could not be retrieved from the bundle.");
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}
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if (aErrors.WasPassed()) {
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if (!extendJSArrayWithErrors(aCx, aErrors.Value(), errors)) {
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aRv.ThrowUnknownError("Failed to add errors to an error array.");
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}
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}
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}
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// FFI
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extern "C" {
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ffi::RawNumberFormatter* FluentBuiltInNumberFormatterCreate(
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const nsCString* aLocale, const ffi::FluentNumberOptionsRaw* aOptions) {
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NumberFormatOptions options;
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switch (aOptions->style) {
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case ffi::FluentNumberStyleRaw::Decimal:
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break;
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case ffi::FluentNumberStyleRaw::Currency: {
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std::string currency = aOptions->currency.get();
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switch (aOptions->currency_display) {
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case ffi::FluentNumberCurrencyDisplayStyleRaw::Symbol:
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options.mCurrency = Some(std::make_pair(
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currency, NumberFormatOptions::CurrencyDisplayStyle::Symbol));
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break;
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case ffi::FluentNumberCurrencyDisplayStyleRaw::Code:
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options.mCurrency = Some(std::make_pair(
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currency, NumberFormatOptions::CurrencyDisplayStyle::Code));
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break;
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case ffi::FluentNumberCurrencyDisplayStyleRaw::Name:
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options.mCurrency = Some(std::make_pair(
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currency, NumberFormatOptions::CurrencyDisplayStyle::Name));
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break;
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default:
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MOZ_ASSERT_UNREACHABLE();
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break;
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}
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} break;
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case ffi::FluentNumberStyleRaw::Percent:
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options.mPercent = true;
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break;
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default:
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MOZ_ASSERT_UNREACHABLE();
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break;
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}
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options.mUseGrouping = aOptions->use_grouping;
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options.mMinIntegerDigits = Some(aOptions->minimum_integer_digits);
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if (aOptions->minimum_significant_digits >= 0 ||
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aOptions->maximum_significant_digits >= 0) {
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options.mSignificantDigits =
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Some(std::make_pair(aOptions->minimum_significant_digits,
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aOptions->maximum_significant_digits));
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} else {
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options.mFractionDigits = Some(std::make_pair(
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aOptions->minimum_fraction_digits, aOptions->maximum_fraction_digits));
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}
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return reinterpret_cast<ffi::RawNumberFormatter*>(
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new NumberFormat(aLocale->get(), options));
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}
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uint8_t* FluentBuiltInNumberFormatterFormat(
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const ffi::RawNumberFormatter* aFormatter, double input, size_t* aOutCount,
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size_t* aOutCapacity) {
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const NumberFormat* nf = reinterpret_cast<const NumberFormat*>(aFormatter);
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class Buffer {
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public:
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using CharType = uint8_t;
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bool allocate(size_t size) {
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mBuffer.reset(reinterpret_cast<CharType*>(malloc(size)));
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mCapacity = size;
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return true;
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}
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void* data() { return mBuffer.get(); }
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size_t size() const { return mCapacity; }
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void written(size_t amount) { mWritten = amount; }
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size_t mWritten = 0;
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size_t mCapacity = 0;
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CharType* mData = nullptr;
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struct FreePolicy {
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void operator()(const void* ptr) { free(const_cast<void*>(ptr)); }
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};
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UniquePtr<CharType[], FreePolicy> mBuffer;
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} buffer;
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nf->format(input, buffer);
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*aOutCount = buffer.mWritten;
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*aOutCapacity = buffer.mCapacity;
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return buffer.mBuffer.release();
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}
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void FluentBuiltInNumberFormatterDestroy(ffi::RawNumberFormatter* aFormatter) {
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delete reinterpret_cast<NumberFormat*>(aFormatter);
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}
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/* DateTime */
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static icu::DateFormat::EStyle GetICUStyle(ffi::FluentDateTimeStyle aStyle) {
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switch (aStyle) {
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case ffi::FluentDateTimeStyle::Full:
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return icu::DateFormat::FULL;
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case ffi::FluentDateTimeStyle::Long:
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return icu::DateFormat::LONG;
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case ffi::FluentDateTimeStyle::Medium:
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return icu::DateFormat::MEDIUM;
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case ffi::FluentDateTimeStyle::Short:
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return icu::DateFormat::SHORT;
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case ffi::FluentDateTimeStyle::None:
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return icu::DateFormat::NONE;
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default:
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MOZ_ASSERT_UNREACHABLE("Unsupported date time style.");
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return icu::DateFormat::NONE;
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}
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}
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ffi::RawDateTimeFormatter* FluentBuiltInDateTimeFormatterCreate(
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const nsCString* aLocale, const ffi::FluentDateTimeOptionsRaw* aOptions) {
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icu::DateFormat* dtmf = nullptr;
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if (aOptions->date_style != ffi::FluentDateTimeStyle::None &&
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aOptions->time_style != ffi::FluentDateTimeStyle::None) {
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dtmf = icu::DateFormat::createDateTimeInstance(
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GetICUStyle(aOptions->date_style), GetICUStyle(aOptions->time_style),
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aLocale->get());
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} else if (aOptions->date_style != ffi::FluentDateTimeStyle::None) {
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dtmf = icu::DateFormat::createDateInstance(
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GetICUStyle(aOptions->date_style), aLocale->get());
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} else if (aOptions->time_style != ffi::FluentDateTimeStyle::None) {
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dtmf = icu::DateFormat::createTimeInstance(
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GetICUStyle(aOptions->time_style), aLocale->get());
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} else {
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if (aOptions->skeleton.IsEmpty()) {
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dtmf = icu::DateFormat::createDateTimeInstance(
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icu::DateFormat::DEFAULT, icu::DateFormat::DEFAULT, aLocale->get());
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} else {
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UErrorCode status = U_ZERO_ERROR;
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dtmf = icu::DateFormat::createInstanceForSkeleton(
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aOptions->skeleton.get(), aLocale->get(), status);
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}
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}
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MOZ_RELEASE_ASSERT(dtmf, "Failed to create a format for the skeleton.");
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return reinterpret_cast<ffi::RawDateTimeFormatter*>(dtmf);
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}
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uint8_t* FluentBuiltInDateTimeFormatterFormat(
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const ffi::RawDateTimeFormatter* aFormatter, double input,
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uint32_t* aOutCount) {
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auto formatter = reinterpret_cast<const icu::DateFormat*>(aFormatter);
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UDate myDate = input;
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icu::UnicodeString str;
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formatter->format(myDate, str);
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return reinterpret_cast<uint8_t*>(ToNewUTF8String(
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nsDependentSubstring(str.getBuffer(), str.length()), aOutCount));
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}
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void FluentBuiltInDateTimeFormatterDestroy(
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ffi::RawDateTimeFormatter* aFormatter) {
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delete reinterpret_cast<icu::DateFormat*>(aFormatter);
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}
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}
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} // namespace intl
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} // namespace mozilla
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