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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 "mojo/shell/public/cpp/lib/service_registry.h"
#include <stdint.h>
#include <utility>
#include "base/bind.h"
#include "base/logging.h"
#include "mojo/shell/public/cpp/application_connection.h"
#include "mojo/shell/public/cpp/service_connector.h"
namespace mojo {
namespace internal {
ServiceRegistry::ServiceRegistry(
const std::string& connection_url,
const std::string& remote_url,
uint32_t remote_id,
ServiceProviderPtr remote_services,
InterfaceRequest<ServiceProvider> local_services,
const std::set<std::string>& allowed_interfaces)
: connection_url_(connection_url),
remote_url_(remote_url),
local_binding_(this),
remote_service_provider_(std::move(remote_services)),
allowed_interfaces_(allowed_interfaces),
allow_all_interfaces_(allowed_interfaces_.size() == 1 &&
allowed_interfaces_.count("*") == 1),
remote_id_(remote_id),
content_handler_id_(0u),
remote_ids_valid_(false),
weak_factory_(this) {
if (local_services.is_pending())
local_binding_.Bind(std::move(local_services));
}
ServiceRegistry::ServiceRegistry()
: local_binding_(this),
allow_all_interfaces_(true),
weak_factory_(this) {
}
ServiceRegistry::~ServiceRegistry() {
}
shell::mojom::Shell::ConnectToApplicationCallback
ServiceRegistry::GetConnectToApplicationCallback() {
return base::Bind(&ServiceRegistry::OnGotRemoteIDs,
weak_factory_.GetWeakPtr());
}
void ServiceRegistry::SetServiceConnector(ServiceConnector* connector) {
service_connector_registry_.set_service_connector(connector);
}
bool ServiceRegistry::SetServiceConnectorForName(
ServiceConnector* service_connector,
const std::string& interface_name) {
if (allow_all_interfaces_ ||
allowed_interfaces_.count(interface_name)) {
service_connector_registry_.SetServiceConnectorForName(service_connector,
interface_name);
return true;
}
LOG(WARNING) << "CapabilityFilter prevented connection to interface: "
<< interface_name << " connection_url:" << connection_url_
<< " remote_url:" << remote_url_;
return false;
}
ServiceProvider* ServiceRegistry::GetLocalServiceProvider() {
return this;
}
void ServiceRegistry::SetRemoteServiceProviderConnectionErrorHandler(
const Closure& handler) {
remote_service_provider_.set_connection_error_handler(handler);
}
bool ServiceRegistry::GetRemoteApplicationID(uint32_t* remote_id) const {
if (!remote_ids_valid_)
return false;
*remote_id = remote_id_;
return true;
}
bool ServiceRegistry::GetRemoteContentHandlerID(
uint32_t* content_handler_id) const {
if (!remote_ids_valid_)
return false;
*content_handler_id = content_handler_id_;
return true;
}
void ServiceRegistry::AddRemoteIDCallback(const Closure& callback) {
if (remote_ids_valid_) {
callback.Run();
return;
}
remote_id_callbacks_.push_back(callback);
}
base::WeakPtr<ApplicationConnection> ServiceRegistry::GetWeakPtr() {
return weak_factory_.GetWeakPtr();
}
void ServiceRegistry::RemoveServiceConnectorForName(
const std::string& interface_name) {
service_connector_registry_.RemoveServiceConnectorForName(interface_name);
if (service_connector_registry_.empty())
remote_service_provider_.reset();
}
const std::string& ServiceRegistry::GetConnectionURL() {
return connection_url_;
}
const std::string& ServiceRegistry::GetRemoteApplicationURL() {
return remote_url_;
}
ServiceProvider* ServiceRegistry::GetServiceProvider() {
return remote_service_provider_.get();
}
void ServiceRegistry::OnGotRemoteIDs(uint32_t target_application_id,
uint32_t content_handler_id) {
DCHECK(!remote_ids_valid_);
remote_ids_valid_ = true;
remote_id_ = target_application_id;
content_handler_id_ = content_handler_id;
std::vector<Closure> callbacks;
callbacks.swap(remote_id_callbacks_);
for (auto callback : callbacks)
callback.Run();
}
void ServiceRegistry::ConnectToService(const mojo::String& service_name,
ScopedMessagePipeHandle client_handle) {
service_connector_registry_.ConnectToService(this, service_name,
std::move(client_handle));
}
} // namespace internal
} // namespace mojo
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