Add FlimflamDeviceClient

chromeos/dbus/flimflam_device_client.cc

+// 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_device_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 FlimflamDeviceClient implementation.
+class FlimflamDeviceClientImpl : public FlimflamDeviceClient {
+ public:
+  explicit FlimflamDeviceClientImpl(dbus::Bus* bus)
+      : bus_(bus),
+        helpers_deleter_(&helpers_) {
+  }
+
+  // FlimflamProfileClient override.
+  virtual void SetPropertyChangedHandler(
+      const dbus::ObjectPath& device_path,
+      const PropertyChangedHandler& handler) OVERRIDE {
+    GetHelper(device_path)->SetPropertyChangedHandler(handler);
+  }
+
+  // FlimflamProfileClient override.
+  virtual void ResetPropertyChangedHandler(
+      const dbus::ObjectPath& device_path) OVERRIDE {
+    GetHelper(device_path)->ResetPropertyChangedHandler();
+  }
+
+  // FlimflamProfileClient override.
+  virtual void GetProperties(const dbus::ObjectPath& device_path,
+                             const DictionaryValueCallback& callback) OVERRIDE {
+    dbus::MethodCall method_call(flimflam::kFlimflamDeviceInterface,
+                                 flimflam::kGetPropertiesFunction);
+    GetHelper(device_path)->CallDictionaryValueMethod(&method_call, callback);
+  }
+
+  // FlimflamProfileClient override.
+  virtual void ProposeScan(const dbus::ObjectPath& device_path,
+                           const VoidCallback& callback) OVERRIDE {
+    dbus::MethodCall method_call(flimflam::kFlimflamDeviceInterface,
+                                 flimflam::kProposeScanFunction);
+    GetHelper(device_path)->CallVoidMethod(&method_call, callback);
+  }
+
+  // FlimflamProfileClient override.
+  virtual void SetProperty(const dbus::ObjectPath& device_path,
+                           const std::string& name,
+                           const base::Value& value,
+                           const VoidCallback& callback) OVERRIDE {
+    dbus::MethodCall method_call(flimflam::kFlimflamDeviceInterface,
+                                 flimflam::kSetPropertyFunction);
+    dbus::MessageWriter writer(&method_call);
+    writer.AppendString(name);
+    FlimflamClientHelper::AppendValueDataAsVariant(&writer, value);
+    GetHelper(device_path)->CallVoidMethod(&method_call, callback);
+  }
+
+  // FlimflamProfileClient override.
+  virtual void ClearProperty(const dbus::ObjectPath& device_path,
+                             const std::string& name,
+                             const VoidCallback& callback) OVERRIDE {
+    dbus::MethodCall method_call(flimflam::kFlimflamDeviceInterface,
+                                 flimflam::kClearPropertyFunction);
+    dbus::MessageWriter writer(&method_call);
+    writer.AppendString(name);
+    GetHelper(device_path)->CallVoidMethod(&method_call, callback);
+  }
+
+  // FlimflamProfileClient override.
+  virtual void AddIPConfig(const dbus::ObjectPath& device_path,
+                           const std::string& method,
+                           const ObjectPathCallback& callback) OVERRIDE {
+    dbus::MethodCall method_call(flimflam::kFlimflamDeviceInterface,
+                                 flimflam::kAddIPConfigFunction);
+    dbus::MessageWriter writer(&method_call);
+    writer.AppendString(method);
+    GetHelper(device_path)->CallObjectPathMethod(&method_call, callback);
+  }
+
+  // FlimflamProfileClient override.
+  virtual void RequirePin(const dbus::ObjectPath& device_path,
+                          const std::string& pin,
+                          bool require,
+                          const VoidCallback& callback) OVERRIDE  {
+    dbus::MethodCall method_call(flimflam::kFlimflamDeviceInterface,
+                                 flimflam::kRequirePinFunction);
+    dbus::MessageWriter writer(&method_call);
+    writer.AppendString(pin);
+    writer.AppendBool(require);
+    GetHelper(device_path)->CallVoidMethod(&method_call, callback);
+  }
+
+  // FlimflamProfileClient override.
+  virtual void EnterPin(const dbus::ObjectPath& device_path,
+                        const std::string& pin,
+                        const VoidCallback& callback) OVERRIDE {
+    dbus::MethodCall method_call(flimflam::kFlimflamDeviceInterface,
+                                 flimflam::kEnterPinFunction);
+    dbus::MessageWriter writer(&method_call);
+    writer.AppendString(pin);
+    GetHelper(device_path)->CallVoidMethod(&method_call, callback);
+  }
+
+  // FlimflamProfileClient override.
+  virtual void UnblockPin(const dbus::ObjectPath& device_path,
+                          const std::string& puk,
+                          const std::string& pin,
+                          const VoidCallback& callback) OVERRIDE {
+    dbus::MethodCall method_call(flimflam::kFlimflamDeviceInterface,
+                                 flimflam::kUnblockPinFunction);
+    dbus::MessageWriter writer(&method_call);
+    writer.AppendString(puk);
+    writer.AppendString(pin);
+    GetHelper(device_path)->CallVoidMethod(&method_call, callback);
+  }
+
+  // FlimflamProfileClient override.
+  virtual void ChangePin(const dbus::ObjectPath& device_path,
+                         const std::string& old_pin,
+                         const std::string& new_pin,
+                         const VoidCallback& callback) OVERRIDE {
+    dbus::MethodCall method_call(flimflam::kFlimflamDeviceInterface,
+                                 flimflam::kChangePinFunction);
+    dbus::MessageWriter writer(&method_call);
+    writer.AppendString(old_pin);
+    writer.AppendString(new_pin);
+    GetHelper(device_path)->CallVoidMethod(&method_call, callback);
+  }
+
+  // FlimflamProfileClient override.
+  virtual void Register(const dbus::ObjectPath& device_path,
+                        const std::string& network_id,
+                        const VoidCallback& callback) OVERRIDE {
+    dbus::MethodCall method_call(flimflam::kFlimflamDeviceInterface,
+                                 flimflam::kRegisterFunction);
+    dbus::MessageWriter writer(&method_call);
+    writer.AppendString(network_id);
+    GetHelper(device_path)->CallVoidMethod(&method_call, callback);
+  }
+
+ private:
+  typedef std::map<std::string, FlimflamClientHelper*> HelperMap;
+
+  // Returns the corresponding FlimflamClientHelper for the profile.
+  FlimflamClientHelper* GetHelper(const dbus::ObjectPath& device_path) {
+    HelperMap::iterator it = helpers_.find(device_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, device_path);
+    FlimflamClientHelper* helper = new FlimflamClientHelper(object_proxy);
+    helper->MonitorPropertyChanged(flimflam::kFlimflamDeviceInterface);
+    helpers_.insert(HelperMap::value_type(device_path.value(), helper));
+    return helper;
+  }
+
+  dbus::Bus* bus_;
+  HelperMap helpers_;
+  STLValueDeleter<HelperMap> helpers_deleter_;
+
+  DISALLOW_COPY_AND_ASSIGN(FlimflamDeviceClientImpl);
+};
+
+// A stub implementation of FlimflamDeviceClient.
+class FlimflamDeviceClientStubImpl : public FlimflamDeviceClient {
+ public:
+  FlimflamDeviceClientStubImpl() : weak_ptr_factory_(this) {}
+
+  virtual ~FlimflamDeviceClientStubImpl() {}
+
+  // FlimflamDeviceClient override.
+  virtual void SetPropertyChangedHandler(
+      const dbus::ObjectPath& device_path,
+      const PropertyChangedHandler& handler) OVERRIDE {}
+
+  // FlimflamDeviceClient override.
+  virtual void ResetPropertyChangedHandler(
+      const dbus::ObjectPath& device_path) OVERRIDE {}
+
+  // FlimflamDeviceClient override.
+  virtual void GetProperties(const dbus::ObjectPath& device_path,
+                             const DictionaryValueCallback& callback) OVERRIDE {
+    MessageLoop::current()->PostTask(
+        FROM_HERE,
+        base::Bind(&FlimflamDeviceClientStubImpl::PassEmptyDictionaryValue,
+                   weak_ptr_factory_.GetWeakPtr(),
+                   callback));
+  }
+
+  // FlimflamProfileClient override.
+  virtual void ProposeScan(const dbus::ObjectPath& device_path,
+                           const VoidCallback& callback) OVERRIDE {
+    PostSuccessVoidCallback(callback);
+  }
+
+  // FlimflamDeviceClient override.
+  virtual void SetProperty(const dbus::ObjectPath& device_path,
+                           const std::string& name,
+                           const base::Value& value,
+                           const VoidCallback& callback) OVERRIDE {
+    PostSuccessVoidCallback(callback);
+  }
+
+  // FlimflamDeviceClient override.
+  virtual void ClearProperty(const dbus::ObjectPath& device_path,
+                             const std::string& name,
+                             const VoidCallback& callback) OVERRIDE {
+    PostSuccessVoidCallback(callback);
+  }
+
+  // FlimflamDeviceClient override.
+  virtual void AddIPConfig(const dbus::ObjectPath& device_path,
+                           const std::string& method,
+                           const ObjectPathCallback& callback) OVERRIDE {
+    MessageLoop::current()->PostTask(FROM_HERE,
+                                     base::Bind(callback,
+                                                DBUS_METHOD_CALL_SUCCESS,
+                                                dbus::ObjectPath()));
+  }
+
+  // FlimflamDeviceClient override.
+  virtual void RequirePin(const dbus::ObjectPath& device_path,
+                          const std::string& pin,
+                          bool require,
+                          const VoidCallback& callback) OVERRIDE {
+    PostSuccessVoidCallback(callback);
+  }
+
+  // FlimflamDeviceClient override.
+  virtual void EnterPin(const dbus::ObjectPath& device_path,
+                        const std::string& pin,
+                        const VoidCallback& callback) OVERRIDE {
+    PostSuccessVoidCallback(callback);
+  }
+
+  // FlimflamDeviceClient override.
+  virtual void UnblockPin(const dbus::ObjectPath& device_path,
+                          const std::string& puk,
+                          const std::string& pin,
+                          const VoidCallback& callback) OVERRIDE {
+    PostSuccessVoidCallback(callback);
+  }
+
+  // FlimflamDeviceClient override.
+  virtual void ChangePin(const dbus::ObjectPath& device_path,
+                         const std::string& old_pin,
+                         const std::string& new_pin,
+                         const VoidCallback& callback) OVERRIDE {
+    PostSuccessVoidCallback(callback);
+  }
+
+  // FlimflamDeviceClient override.
+  virtual void Register(const dbus::ObjectPath& device_path,
+                        const std::string& network_id,
+                        const VoidCallback& callback) OVERRIDE {
+    PostSuccessVoidCallback(callback);
+  }
+
+ private:
+  void PassEmptyDictionaryValue(const DictionaryValueCallback& callback) const {
+    base::DictionaryValue dictionary;
+    callback.Run(DBUS_METHOD_CALL_SUCCESS, dictionary);
+  }
+
+  // Posts a task to run a void callback with success status code.
+  void PostSuccessVoidCallback(const VoidCallback& callback) {
+    MessageLoop::current()->PostTask(FROM_HERE,
+                                     base::Bind(callback,
+                                                DBUS_METHOD_CALL_SUCCESS));
+  }
+
+  base::WeakPtrFactory<FlimflamDeviceClientStubImpl> weak_ptr_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(FlimflamDeviceClientStubImpl);
+};
+
+}  // namespace
+
+FlimflamDeviceClient::FlimflamDeviceClient() {}
+
+FlimflamDeviceClient::~FlimflamDeviceClient() {}
+
+// static
+FlimflamDeviceClient* FlimflamDeviceClient::Create(
+    DBusClientImplementationType type,
+    dbus::Bus* bus) {
+  if (type == REAL_DBUS_CLIENT_IMPLEMENTATION)
+    return new FlimflamDeviceClientImpl(bus);
+  DCHECK_EQ(STUB_DBUS_CLIENT_IMPLEMENTATION, type);
+  return new FlimflamDeviceClientStubImpl();
+}
+
+}  // namespace chromeos