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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 "chromeos/dbus/flimflam_network_client.h"
#include "base/bind.h"
#include "base/message_loop.h"
#include "base/stl_util.h"
#include "base/values.h"
#include "dbus/bus.h"
#include "dbus/message.h"
#include "dbus/object_path.h"
#include "dbus/object_proxy.h"
#include "dbus/values_util.h"
#include "third_party/cros_system_api/dbus/service_constants.h"
namespace chromeos {
namespace {
// The FlimflamNetworkClient implementation.
class FlimflamNetworkClientImpl : public FlimflamNetworkClient {
public:
explicit FlimflamNetworkClientImpl(dbus::Bus* bus)
: bus_(bus),
helpers_deleter_(&helpers_) {
}
// FlimflamNetworkClient override.
virtual void SetPropertyChangedHandler(
const dbus::ObjectPath& network_path,
const PropertyChangedHandler& handler) OVERRIDE {
GetHelper(network_path)->SetPropertyChangedHandler(handler);
}
// FlimflamNetworkClient override.
virtual void ResetPropertyChangedHandler(
const dbus::ObjectPath& network_path) OVERRIDE {
GetHelper(network_path)->ResetPropertyChangedHandler();
}
// FlimflamNetworkClient override.
virtual void GetProperties(const dbus::ObjectPath& network_path,
const DictionaryValueCallback& callback) OVERRIDE {
dbus::MethodCall method_call(flimflam::kFlimflamNetworkInterface,
flimflam::kGetPropertiesFunction);
GetHelper(network_path)->CallDictionaryValueMethod(&method_call, callback);
}
// FlimflamNetworkClient override.
virtual base::DictionaryValue* CallGetPropertiesAndBlock(
const dbus::ObjectPath& network_path) OVERRIDE {
dbus::MethodCall method_call(flimflam::kFlimflamNetworkInterface,
flimflam::kGetPropertiesFunction);
return GetHelper(network_path)->CallDictionaryValueMethodAndBlock(
&method_call);
}
private:
typedef std::map<std::string, FlimflamClientHelper*> HelperMap;
// Returns the corresponding FlimflamClientHelper for the profile.
FlimflamClientHelper* GetHelper(const dbus::ObjectPath& network_path) {
HelperMap::iterator it = helpers_.find(network_path.value());
if (it != helpers_.end())
return it->second;
// There is no helper for the profile, create it.
dbus::ObjectProxy* object_proxy =
bus_->GetObjectProxy(flimflam::kFlimflamServiceName, network_path);
FlimflamClientHelper* helper = new FlimflamClientHelper(bus_, object_proxy);
helper->MonitorPropertyChanged(flimflam::kFlimflamNetworkInterface);
helpers_.insert(HelperMap::value_type(network_path.value(), helper));
return helper;
}
dbus::Bus* bus_;
HelperMap helpers_;
STLValueDeleter<HelperMap> helpers_deleter_;
DISALLOW_COPY_AND_ASSIGN(FlimflamNetworkClientImpl);
};
// A stub implementation of FlimflamNetworkClient.
class FlimflamNetworkClientStubImpl : public FlimflamNetworkClient {
public:
FlimflamNetworkClientStubImpl() : weak_ptr_factory_(this) {}
virtual ~FlimflamNetworkClientStubImpl() {}
// FlimflamNetworkClient override.
virtual void SetPropertyChangedHandler(
const dbus::ObjectPath& network_path,
const PropertyChangedHandler& handler) OVERRIDE {}
// FlimflamNetworkClient override.
virtual void ResetPropertyChangedHandler(
const dbus::ObjectPath& network_path) OVERRIDE {}
// FlimflamNetworkClient override.
virtual void GetProperties(const dbus::ObjectPath& network_path,
const DictionaryValueCallback& callback) OVERRIDE {
MessageLoop::current()->PostTask(
FROM_HERE,
base::Bind(&FlimflamNetworkClientStubImpl::PassEmptyDictionaryValue,
weak_ptr_factory_.GetWeakPtr(),
callback));
}
// FlimflamNetworkClient override.
virtual base::DictionaryValue* CallGetPropertiesAndBlock(
const dbus::ObjectPath& network_path) OVERRIDE {
return new base::DictionaryValue;
}
private:
void PassEmptyDictionaryValue(const DictionaryValueCallback& callback) const {
base::DictionaryValue dictionary;
callback.Run(DBUS_METHOD_CALL_SUCCESS, dictionary);
}
// Note: This should remain the last member so it'll be destroyed and
// invalidate its weak pointers before any other members are destroyed.
base::WeakPtrFactory<FlimflamNetworkClientStubImpl> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(FlimflamNetworkClientStubImpl);
};
} // namespace
FlimflamNetworkClient::FlimflamNetworkClient() {}
FlimflamNetworkClient::~FlimflamNetworkClient() {}
// static
FlimflamNetworkClient* FlimflamNetworkClient::Create(
DBusClientImplementationType type,
dbus::Bus* bus) {
if (type == REAL_DBUS_CLIENT_IMPLEMENTATION)
return new FlimflamNetworkClientImpl(bus);
DCHECK_EQ(STUB_DBUS_CLIENT_IMPLEMENTATION, type);
return new FlimflamNetworkClientStubImpl();
}
} // namespace chromeos
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