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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/renderer/extensions/runtime_custom_bindings.h"
#include "base/bind.h"
#include "base/memory/scoped_ptr.h"
#include "base/values.h"
#include "chrome/common/extensions/extension.h"
#include "chrome/common/extensions/extension_messages.h"
#include "chrome/common/extensions/manifest.h"
#include "chrome/renderer/extensions/chrome_v8_context.h"
#include "chrome/renderer/extensions/dispatcher.h"
#include "content/public/renderer/render_view.h"
#include "content/public/renderer/v8_value_converter.h"
using content::V8ValueConverter;
namespace extensions {
RuntimeCustomBindings::RuntimeCustomBindings(Dispatcher* dispatcher,
ChromeV8Context* context)
: ChromeV8Extension(dispatcher, context->v8_context()),
context_(context) {
RouteFunction("GetManifest",
base::Bind(&RuntimeCustomBindings::GetManifest,
base::Unretained(this)));
RouteFunction("OpenChannelToExtension",
base::Bind(&RuntimeCustomBindings::OpenChannelToExtension,
base::Unretained(this)));
RouteFunction("OpenChannelToNativeApp",
base::Bind(&RuntimeCustomBindings::OpenChannelToNativeApp,
base::Unretained(this)));
}
RuntimeCustomBindings::~RuntimeCustomBindings() {}
v8::Handle<v8::Value> RuntimeCustomBindings::OpenChannelToExtension(
const v8::Arguments& args) {
// Get the current RenderView so that we can send a routed IPC message from
// the correct source.
content::RenderView* renderview = GetRenderView();
if (!renderview)
return v8::Undefined();
// The Javascript code should validate/fill the arguments.
CHECK(args.Length() >= 3 &&
args[0]->IsString() &&
args[1]->IsString() &&
args[2]->IsString());
std::string source_id = *v8::String::Utf8Value(args[0]->ToString());
std::string target_id = *v8::String::Utf8Value(args[1]->ToString());
std::string channel_name = *v8::String::Utf8Value(args[2]->ToString());
int port_id = -1;
renderview->Send(new ExtensionHostMsg_OpenChannelToExtension(
renderview->GetRoutingID(),
source_id,
target_id,
channel_name,
&port_id));
return v8::Integer::New(port_id);
}
v8::Handle<v8::Value> RuntimeCustomBindings::OpenChannelToNativeApp(
const v8::Arguments& args) {
// Verify that the extension has permission to use native messaging.
if (!dispatcher()->CheckContextAccessToExtensionAPI(
"nativeMessaging", context_)) {
return v8::Undefined();
}
// Get the current RenderView so that we can send a routed IPC message from
// the correct source.
content::RenderView* renderview = GetRenderView();
if (!renderview)
return v8::Undefined();
// The Javascript code should validate/fill the arguments.
CHECK(args.Length() >= 2 &&
args[0]->IsString() &&
args[1]->IsString());
std::string extension_id = *v8::String::Utf8Value(args[0]->ToString());
std::string native_app_name = *v8::String::Utf8Value(args[1]->ToString());
int port_id = -1;
renderview->Send(new ExtensionHostMsg_OpenChannelToNativeApp(
renderview->GetRoutingID(),
extension_id,
native_app_name,
&port_id));
return v8::Integer::New(port_id);
}
v8::Handle<v8::Value> RuntimeCustomBindings::GetManifest(
const v8::Arguments& args) {
CHECK(context_->extension());
scoped_ptr<V8ValueConverter> converter(V8ValueConverter::create());
return converter->ToV8Value(context_->extension()->manifest()->value(),
context_->v8_context());
}
} // extensions
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