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// Copyright 2016 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 "base/bind.h"
#include "base/macros.h"
#include "base/message_loop/message_loop.h"
#include "base/run_loop.h"
#include "mojo/public/c/system/main.h"
#include "mojo/public/cpp/bindings/binding_set.h"
#include "mojo/shell/public/cpp/application_runner.h"
#include "mojo/shell/public/cpp/connector.h"
#include "mojo/shell/public/cpp/interface_factory.h"
#include "mojo/shell/public/cpp/shell_client.h"
#include "mojo/shell/public/interfaces/connector.mojom.h"
#include "mojo/shell/tests/connect/connect_test.mojom.h"
namespace mojo {
namespace shell {
using GetTitleCallback = test::mojom::ConnectTestService::GetTitleCallback;
class ConnectTestApp : public ShellClient,
public InterfaceFactory<test::mojom::ConnectTestService>,
public InterfaceFactory<test::mojom::StandaloneApp>,
public InterfaceFactory<test::mojom::BlockedInterface>,
public test::mojom::ConnectTestService,
public test::mojom::StandaloneApp,
public test::mojom::BlockedInterface {
public:
ConnectTestApp() {}
~ConnectTestApp() override {}
private:
// mojo::ShellClient:
void Initialize(Connector* connector, const Identity& identity,
uint32_t id) override {
connector_ = connector;
identity_ = identity;
id_ = id;
bindings_.set_connection_error_handler(
base::Bind(&ConnectTestApp::OnConnectionError,
base::Unretained(this)));
standalone_bindings_.set_connection_error_handler(
base::Bind(&ConnectTestApp::OnConnectionError,
base::Unretained(this)));
}
bool AcceptConnection(Connection* connection) override {
connection->AddInterface<test::mojom::ConnectTestService>(this);
connection->AddInterface<test::mojom::StandaloneApp>(this);
connection->AddInterface<test::mojom::BlockedInterface>(this);
uint32_t remote_id = connection->GetRemoteInstanceID();
test::mojom::ConnectionStatePtr state(test::mojom::ConnectionState::New());
state->connection_local_name = connection->GetConnectionName();
state->connection_remote_name = connection->GetRemoteIdentity().name();
state->connection_remote_userid = connection->GetRemoteIdentity().user_id();
state->connection_remote_id = remote_id;
state->initialize_local_name = identity_.name();
state->initialize_id = id_;
state->initialize_userid = identity_.user_id();
connection->GetInterface(&caller_);
caller_->ConnectionAccepted(std::move(state));
return true;
}
void ShellConnectionLost() override {
if (base::MessageLoop::current() &&
base::MessageLoop::current()->is_running()) {
base::MessageLoop::current()->QuitWhenIdle();
}
}
// InterfaceFactory<test::mojom::ConnectTestService>:
void Create(Connection* connection,
test::mojom::ConnectTestServiceRequest request) override {
bindings_.AddBinding(this, std::move(request));
}
// InterfaceFactory<test::mojom::StandaloneApp>:
void Create(Connection* connection,
test::mojom::StandaloneAppRequest request) override {
standalone_bindings_.AddBinding(this, std::move(request));
}
// InterfaceFactory<test::mojom::BlockedInterface>:
void Create(Connection* connection,
test::mojom::BlockedInterfaceRequest request) override {
blocked_bindings_.AddBinding(this, std::move(request));
}
// test::mojom::ConnectTestService:
void GetTitle(const GetTitleCallback& callback) override {
callback.Run("APP");
}
void GetInstance(const GetInstanceCallback& callback) override {
callback.Run(identity_.instance());
}
// test::mojom::StandaloneApp:
void ConnectToAllowedAppInBlockedPackage(
const ConnectToAllowedAppInBlockedPackageCallback& callback) override {
base::RunLoop run_loop;
scoped_ptr<Connection> connection =
connector_->Connect("mojo:connect_test_a");
connection->SetConnectionLostClosure(
base::Bind(&ConnectTestApp::OnConnectionBlocked,
base::Unretained(this), callback, &run_loop));
test::mojom::ConnectTestServicePtr test_service;
connection->GetInterface(&test_service);
test_service->GetTitle(
base::Bind(&ConnectTestApp::OnGotTitle, base::Unretained(this),
callback, &run_loop));
{
// This message is dispatched as a task on the same run loop, so we need
// to allow nesting in order to pump additional signals.
base::MessageLoop::ScopedNestableTaskAllower allow(
base::MessageLoop::current());
run_loop.Run();
}
}
// test::mojom::BlockedInterface:
void GetTitleBlocked(const GetTitleBlockedCallback& callback) override {
callback.Run("Called Blocked Interface!");
}
void OnConnectionBlocked(
const ConnectToAllowedAppInBlockedPackageCallback& callback,
base::RunLoop* run_loop) {
callback.Run("uninitialized");
run_loop->Quit();
}
void OnGotTitle(
const ConnectToAllowedAppInBlockedPackageCallback& callback,
base::RunLoop* run_loop,
const mojo::String& title) {
callback.Run(title);
run_loop->Quit();
}
void OnConnectionError() {
if (bindings_.empty() && standalone_bindings_.empty())
base::MessageLoop::current()->QuitWhenIdle();
}
Connector* connector_ = nullptr;
Identity identity_;
uint32_t id_ = shell::mojom::kInvalidInstanceID;
BindingSet<test::mojom::ConnectTestService> bindings_;
BindingSet<test::mojom::StandaloneApp> standalone_bindings_;
BindingSet<test::mojom::BlockedInterface> blocked_bindings_;
test::mojom::ExposedInterfacePtr caller_;
DISALLOW_COPY_AND_ASSIGN(ConnectTestApp);
};
} // namespace shell
} // namespace mojo
MojoResult MojoMain(MojoHandle shell_handle) {
MojoResult rv = mojo::ApplicationRunner(
new mojo::shell::ConnectTestApp).Run(shell_handle);
return rv;
}
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