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// Copyright 2014 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/logging.h"
#include "base/message_loop/message_loop.h"
#include "mojo/public/cpp/bindings/interface_ptr.h"
#include "mojo/public/cpp/bindings/interface_request.h"
#include "mojo/shell/public/cpp/capabilities.h"
#include "mojo/shell/public/cpp/connector.h"
#include "mojo/shell/public/cpp/lib/connection_impl.h"
#include "mojo/shell/public/cpp/lib/connector_impl.h"
#include "mojo/shell/public/cpp/shell_client.h"
#include "mojo/shell/public/cpp/shell_connection.h"
namespace mojo {
////////////////////////////////////////////////////////////////////////////////
// ShellConnection, public:
ShellConnection::ShellConnection(mojo::ShellClient* client,
shell::mojom::ShellClientRequest request)
: client_(client), binding_(this) {
shell::mojom::ConnectorPtr connector;
pending_connector_request_ = GetProxy(&connector);
connector_.reset(new ConnectorImpl(std::move(connector)));
DCHECK(request.is_pending());
binding_.Bind(std::move(request));
}
ShellConnection::~ShellConnection() {}
void ShellConnection::set_initialize_handler(const base::Closure& callback) {
initialize_handler_ = callback;
}
void ShellConnection::SetAppTestConnectorForTesting(
shell::mojom::ConnectorPtr connector) {
pending_connector_request_ = nullptr;
connector_.reset(new ConnectorImpl(std::move(connector)));
}
////////////////////////////////////////////////////////////////////////////////
// ShellConnection, shell::mojom::ShellClient implementation:
void ShellConnection::Initialize(shell::mojom::IdentityPtr identity,
uint32_t id,
const InitializeCallback& callback) {
if (!initialize_handler_.is_null())
initialize_handler_.Run();
callback.Run(std::move(pending_connector_request_));
DCHECK(binding_.is_bound());
binding_.set_connection_error_handler([this] { OnConnectionError(); });
client_->Initialize(connector_.get(), identity.To<Identity>(), id);
}
void ShellConnection::AcceptConnection(
shell::mojom::IdentityPtr source,
uint32_t source_id,
shell::mojom::InterfaceProviderRequest local_interfaces,
shell::mojom::InterfaceProviderPtr remote_interfaces,
shell::mojom::CapabilityRequestPtr allowed_capabilities,
const String& name) {
scoped_ptr<Connection> registry(new internal::ConnectionImpl(
name, source.To<Identity>(), source_id, std::move(remote_interfaces),
std::move(local_interfaces),
allowed_capabilities.To<CapabilityRequest>(),
Connection::State::CONNECTED));
if (!client_->AcceptConnection(registry.get()))
return;
// TODO(beng): it appears we never prune this list. We should, when the
// connection's remote service provider pipe breaks.
incoming_connections_.push_back(std::move(registry));
}
////////////////////////////////////////////////////////////////////////////////
// ShellConnection, private:
void ShellConnection::OnConnectionError() {
// Note that the ShellClient doesn't technically have to quit now, it may live
// on to service existing connections. All existing Connectors however are
// invalid.
if (client_->ShellConnectionLost() && !connection_lost_closure_.is_null())
connection_lost_closure_.Run();
// We don't reset the connector as clients may have taken a raw pointer to it.
// Connect() will return nullptr if they try to connect to anything.
}
} // namespace mojo
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