src/extensions/experimental/i18n-extension.cc

// Copyright 2011 the V8 project authors. All rights reserved.
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// modification, are permitted provided that the following conditions are
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#include "i18n-extension.h"

#include "break-iterator.h"
#include "collator.h"
#include "i18n-locale.h"
#include "natives.h"

namespace v8 {
namespace internal {

I18NExtension* I18NExtension::extension_ = NULL;

// Returns a pointer to static string containing the actual
// JavaScript code generated from i18n.js file.
static const char* GetScriptSource() {
  int index = NativesCollection<I18N>::GetIndex("i18n");
  Vector<const char> script_data =
      NativesCollection<I18N>::GetScriptSource(index);

  return script_data.start();
}

I18NExtension::I18NExtension()
    : v8::Extension("v8/i18n", GetScriptSource()) {
}

v8::Handle<v8::FunctionTemplate> I18NExtension::GetNativeFunction(
    v8::Handle<v8::String> name) {
  if (name->Equals(v8::String::New("NativeJSLocale"))) {
    return v8::FunctionTemplate::New(I18NLocale::JSLocale);
  } else if (name->Equals(v8::String::New("NativeJSAvailableLocales"))) {
    return v8::FunctionTemplate::New(I18NLocale::JSAvailableLocales);
  } else if (name->Equals(v8::String::New("NativeJSMaximizedLocale"))) {
    return v8::FunctionTemplate::New(I18NLocale::JSMaximizedLocale);
  } else if (name->Equals(v8::String::New("NativeJSMinimizedLocale"))) {
    return v8::FunctionTemplate::New(I18NLocale::JSMinimizedLocale);
  } else if (name->Equals(v8::String::New("NativeJSDisplayLanguage"))) {
    return v8::FunctionTemplate::New(I18NLocale::JSDisplayLanguage);
  } else if (name->Equals(v8::String::New("NativeJSDisplayScript"))) {
    return v8::FunctionTemplate::New(I18NLocale::JSDisplayScript);
  } else if (name->Equals(v8::String::New("NativeJSDisplayRegion"))) {
    return v8::FunctionTemplate::New(I18NLocale::JSDisplayRegion);
  } else if (name->Equals(v8::String::New("NativeJSDisplayName"))) {
    return v8::FunctionTemplate::New(I18NLocale::JSDisplayName);
  } else if (name->Equals(v8::String::New("NativeJSBreakIterator"))) {
    return v8::FunctionTemplate::New(BreakIterator::JSBreakIterator);
  } else if (name->Equals(v8::String::New("NativeJSCollator"))) {
    return v8::FunctionTemplate::New(Collator::JSCollator);
  }

  return v8::Handle<v8::FunctionTemplate>();
}

I18NExtension* I18NExtension::get() {
  if (!extension_) {
    extension_ = new I18NExtension();
  }
  return extension_;
}

void I18NExtension::Register() {
  static v8::DeclareExtension i18n_extension_declaration(I18NExtension::get());
}

} }  // namespace v8::internal