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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 "chrome/browser/chromeos/dbus/flimflam_client_helper.h"
#include "base/bind.h"
#include "base/values.h"
#include "dbus/message.h"
#include "dbus/object_proxy.h"
#include "dbus/values_util.h"
#include "third_party/cros_system_api/dbus/service_constants.h"
namespace chromeos {
FlimflamClientHelper::FlimflamClientHelper(dbus::ObjectProxy* proxy)
: weak_ptr_factory_(this),
proxy_(proxy) {
}
FlimflamClientHelper::~FlimflamClientHelper() {
}
void FlimflamClientHelper::SetPropertyChangedHandler(
const PropertyChangedHandler& handler) {
property_changed_handler_ = handler;
}
void FlimflamClientHelper::ResetPropertyChangedHandler() {
property_changed_handler_.Reset();
}
void FlimflamClientHelper::MonitorPropertyChanged(
const std::string& interface_name) {
// We are not using dbus::PropertySet to monitor PropertyChanged signal
// because the interface is not "org.freedesktop.DBus.Properties".
proxy_->ConnectToSignal(interface_name,
flimflam::kMonitorPropertyChanged,
base::Bind(&FlimflamClientHelper::OnPropertyChanged,
weak_ptr_factory_.GetWeakPtr()),
base::Bind(&FlimflamClientHelper::OnSignalConnected,
weak_ptr_factory_.GetWeakPtr()));
}
void FlimflamClientHelper::CallVoidMethod(dbus::MethodCall* method_call,
const VoidCallback& callback) {
proxy_->CallMethod(method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
base::Bind(&FlimflamClientHelper::OnVoidMethod,
weak_ptr_factory_.GetWeakPtr(),
callback));
}
void FlimflamClientHelper::CallDictionaryValueMethod(
dbus::MethodCall* method_call,
const DictionaryValueCallback& callback) {
proxy_->CallMethod(method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
base::Bind(&FlimflamClientHelper::OnDictionaryValueMethod,
weak_ptr_factory_.GetWeakPtr(),
callback));
}
void FlimflamClientHelper::OnSignalConnected(const std::string& interface,
const std::string& signal,
bool success) {
LOG_IF(ERROR, !success) << "Connect to " << interface << " " << signal
<< " failed.";
}
void FlimflamClientHelper::OnPropertyChanged(dbus::Signal* signal) {
if (property_changed_handler_.is_null())
return;
dbus::MessageReader reader(signal);
std::string name;
if (!reader.PopString(&name))
return;
scoped_ptr<base::Value> value(dbus::PopDataAsValue(&reader));
if (!value.get())
return;
property_changed_handler_.Run(name, *value);
}
void FlimflamClientHelper::OnVoidMethod(const VoidCallback& callback,
dbus::Response* response) {
if (!response) {
callback.Run(DBUS_METHOD_CALL_FAILURE);
return;
}
callback.Run(DBUS_METHOD_CALL_SUCCESS);
}
void FlimflamClientHelper::OnDictionaryValueMethod(
const DictionaryValueCallback& callback,
dbus::Response* response) {
if (!response) {
base::DictionaryValue result;
callback.Run(DBUS_METHOD_CALL_FAILURE, result);
return;
}
dbus::MessageReader reader(response);
scoped_ptr<base::Value> value(dbus::PopDataAsValue(&reader));
base::DictionaryValue* result = NULL;
if (!value.get() || !value->GetAsDictionary(&result)) {
base::DictionaryValue result;
callback.Run(DBUS_METHOD_CALL_FAILURE, result);
return;
}
callback.Run(DBUS_METHOD_CALL_SUCCESS, *result);
}
} // namespace chromeos
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