| // 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/renderer/extensions/api_activity_logger.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" |
| #include "extensions/common/features/feature.h" |
| #include "extensions/common/features/feature_provider.h" |
| #include "extensions/common/manifest.h" |
| #include "third_party/WebKit/public/web/WebDocument.h" |
| #include "third_party/WebKit/public/web/WebFrame.h" |
| #include "third_party/WebKit/public/web/WebView.h" |
| |
| using content::V8ValueConverter; |
| |
| namespace extensions { |
| |
| RuntimeCustomBindings::RuntimeCustomBindings(Dispatcher* dispatcher, |
| ChromeV8Context* context) |
| : ChromeV8Extension(dispatcher, 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() {} |
| |
| void RuntimeCustomBindings::OpenChannelToExtension( |
| const v8::FunctionCallbackInfo<v8::Value>& 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; |
| |
| // The Javascript code should validate/fill the arguments. |
| CHECK_EQ(2, args.Length()); |
| CHECK(args[0]->IsString() && args[1]->IsString()); |
| |
| ExtensionMsg_ExternalConnectionInfo info; |
| info.source_id = context()->GetExtensionID(); |
| info.target_id = *v8::String::Utf8Value(args[0]->ToString()); |
| info.source_url = context()->GetURL(); |
| std::string channel_name = *v8::String::Utf8Value(args[1]->ToString()); |
| int port_id = -1; |
| renderview->Send(new ExtensionHostMsg_OpenChannelToExtension( |
| renderview->GetRoutingID(), info, channel_name, &port_id)); |
| args.GetReturnValue().Set(static_cast<int32_t>(port_id)); |
| } |
| |
| void RuntimeCustomBindings::OpenChannelToNativeApp( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| // Verify that the extension has permission to use native messaging. |
| Feature::Availability availability = |
| FeatureProvider::GetByName("permission")-> |
| GetFeature("nativeMessaging")->IsAvailableToContext( |
| GetExtensionForRenderView(), |
| context()->context_type(), |
| context()->GetURL()); |
| if (!availability.is_available()) |
| return; |
| |
| // Get the current RenderView so that we can send a routed IPC message from |
| // the correct source. |
| content::RenderView* renderview = GetRenderView(); |
| if (!renderview) |
| return; |
| |
| // 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)); |
| args.GetReturnValue().Set(static_cast<int32_t>(port_id)); |
| } |
| |
| void RuntimeCustomBindings::GetManifest( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| CHECK(context()->extension()); |
| |
| scoped_ptr<V8ValueConverter> converter(V8ValueConverter::create()); |
| args.GetReturnValue().Set( |
| converter->ToV8Value(context()->extension()->manifest()->value(), |
| context()->v8_context())); |
| } |
| |
| } // namespace extensions |