michael@0: /* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
michael@0: /* vim: set ts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "base/basictypes.h"
michael@0: #include "BluetoothDevice.h"
michael@0: #include "BluetoothReplyRunnable.h"
michael@0: #include "BluetoothService.h"
michael@0: #include "BluetoothUtils.h"
michael@0: 
michael@0: #include "nsDOMClassInfo.h"
michael@0: #include "nsTArrayHelpers.h"
michael@0: 
michael@0: #include "mozilla/dom/bluetooth/BluetoothTypes.h"
michael@0: #include "mozilla/dom/BluetoothDeviceBinding.h"
michael@0: 
michael@0: USING_BLUETOOTH_NAMESPACE
michael@0: 
michael@0: DOMCI_DATA(BluetoothDevice, BluetoothDevice)
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(BluetoothDevice)
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(BluetoothDevice,
michael@0:                                                DOMEventTargetHelper)
michael@0:   NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mJsUuids)
michael@0:   NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mJsServices)
michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_END
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(BluetoothDevice,
michael@0:                                                   DOMEventTargetHelper)
michael@0:   NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS
michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(BluetoothDevice,
michael@0:                                                 DOMEventTargetHelper)
michael@0:   tmp->Unroot();
michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END
michael@0: 
michael@0: NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(BluetoothDevice)
michael@0: NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
michael@0: 
michael@0: NS_IMPL_ADDREF_INHERITED(BluetoothDevice, DOMEventTargetHelper)
michael@0: NS_IMPL_RELEASE_INHERITED(BluetoothDevice, DOMEventTargetHelper)
michael@0: 
michael@0: BluetoothDevice::BluetoothDevice(nsPIDOMWindow* aWindow,
michael@0:                                  const nsAString& aAdapterPath,
michael@0:                                  const BluetoothValue& aValue)
michael@0:   : DOMEventTargetHelper(aWindow)
michael@0:   , BluetoothPropertyContainer(BluetoothObjectType::TYPE_DEVICE)
michael@0:   , mJsUuids(nullptr)
michael@0:   , mJsServices(nullptr)
michael@0:   , mAdapterPath(aAdapterPath)
michael@0:   , mIsRooted(false)
michael@0: {
michael@0:   MOZ_ASSERT(aWindow);
michael@0:   MOZ_ASSERT(IsDOMBinding());
michael@0: 
michael@0:   const InfallibleTArray<BluetoothNamedValue>& values =
michael@0:     aValue.get_ArrayOfBluetoothNamedValue();
michael@0:   for (uint32_t i = 0; i < values.Length(); ++i) {
michael@0:     SetPropertyByValue(values[i]);
michael@0:   }
michael@0: 
michael@0:   BluetoothService* bs = BluetoothService::Get();
michael@0:   NS_ENSURE_TRUE_VOID(bs);
michael@0:   bs->RegisterBluetoothSignalHandler(mAddress, this);
michael@0: }
michael@0: 
michael@0: BluetoothDevice::~BluetoothDevice()
michael@0: {
michael@0:   BluetoothService* bs = BluetoothService::Get();
michael@0:   // bs can be null on shutdown, where destruction might happen.
michael@0:   NS_ENSURE_TRUE_VOID(bs);
michael@0:   bs->UnregisterBluetoothSignalHandler(mAddress, this);
michael@0:   Unroot();
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothDevice::DisconnectFromOwner()
michael@0: {
michael@0:   DOMEventTargetHelper::DisconnectFromOwner();
michael@0: 
michael@0:   BluetoothService* bs = BluetoothService::Get();
michael@0:   NS_ENSURE_TRUE_VOID(bs);
michael@0:   bs->UnregisterBluetoothSignalHandler(mAddress, this);
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothDevice::Root()
michael@0: {
michael@0:   if (!mIsRooted) {
michael@0:     mozilla::HoldJSObjects(this);
michael@0:     mIsRooted = true;
michael@0:   }
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothDevice::Unroot()
michael@0: {
michael@0:   if (mIsRooted) {
michael@0:     mJsUuids = nullptr;
michael@0:     mJsServices = nullptr;
michael@0:     mozilla::DropJSObjects(this);
michael@0:     mIsRooted = false;
michael@0:   }
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothDevice::SetPropertyByValue(const BluetoothNamedValue& aValue)
michael@0: {
michael@0:   const nsString& name = aValue.name();
michael@0:   const BluetoothValue& value = aValue.value();
michael@0:   if (name.EqualsLiteral("Name")) {
michael@0:     mName = value.get_nsString();
michael@0:   } else if (name.EqualsLiteral("Path")) {
michael@0:     MOZ_ASSERT(value.get_nsString().Length() > 0);
michael@0:     mPath = value.get_nsString();
michael@0:   } else if (name.EqualsLiteral("Address")) {
michael@0:     mAddress = value.get_nsString();
michael@0:   } else if (name.EqualsLiteral("Class")) {
michael@0:     mClass = value.get_uint32_t();
michael@0:   } else if (name.EqualsLiteral("Icon")) {
michael@0:     mIcon = value.get_nsString();
michael@0:   } else if (name.EqualsLiteral("Connected")) {
michael@0:     mConnected = value.get_bool();
michael@0:   } else if (name.EqualsLiteral("Paired")) {
michael@0:     mPaired = value.get_bool();
michael@0:   } else if (name.EqualsLiteral("UUIDs")) {
michael@0:     mUuids = value.get_ArrayOfnsString();
michael@0:     nsresult rv;
michael@0:     nsIScriptContext* sc = GetContextForEventHandlers(&rv);
michael@0:     NS_ENSURE_SUCCESS_VOID(rv);
michael@0:     NS_ENSURE_TRUE_VOID(sc);
michael@0: 
michael@0:     AutoPushJSContext cx(sc->GetNativeContext());
michael@0: 
michael@0:     JS::Rooted<JSObject*> uuids(cx);
michael@0:     if (NS_FAILED(nsTArrayToJSArray(cx, mUuids, uuids.address()))) {
michael@0:       BT_WARNING("Cannot set JS UUIDs object!");
michael@0:       return;
michael@0:     }
michael@0:     mJsUuids = uuids;
michael@0:     Root();
michael@0:   } else if (name.EqualsLiteral("Services")) {
michael@0:     mServices = value.get_ArrayOfnsString();
michael@0:     nsresult rv;
michael@0:     nsIScriptContext* sc = GetContextForEventHandlers(&rv);
michael@0:     NS_ENSURE_SUCCESS_VOID(rv);
michael@0:     NS_ENSURE_TRUE_VOID(sc);
michael@0: 
michael@0:     AutoPushJSContext cx(sc->GetNativeContext());
michael@0: 
michael@0:     JS::Rooted<JSObject*> services(cx);
michael@0:     if (NS_FAILED(nsTArrayToJSArray(cx, mServices, services.address()))) {
michael@0:       BT_WARNING("Cannot set JS Services object!");
michael@0:       return;
michael@0:     }
michael@0:     mJsServices = services;
michael@0:     Root();
michael@0:   } else {
michael@0:     nsCString warningMsg;
michael@0:     warningMsg.AssignLiteral("Not handling device property: ");
michael@0:     warningMsg.Append(NS_ConvertUTF16toUTF8(name));
michael@0:     BT_WARNING(warningMsg.get());
michael@0:   }
michael@0: }
michael@0: 
michael@0: // static
michael@0: already_AddRefed<BluetoothDevice>
michael@0: BluetoothDevice::Create(nsPIDOMWindow* aWindow,
michael@0:                         const nsAString& aAdapterPath,
michael@0:                         const BluetoothValue& aValue)
michael@0: {
michael@0:   MOZ_ASSERT(NS_IsMainThread());
michael@0:   MOZ_ASSERT(aWindow);
michael@0: 
michael@0:   nsRefPtr<BluetoothDevice> device =
michael@0:     new BluetoothDevice(aWindow, aAdapterPath, aValue);
michael@0:   return device.forget();
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothDevice::Notify(const BluetoothSignal& aData)
michael@0: {
michael@0:   BT_LOGD("[D] %s: %s", __FUNCTION__, NS_ConvertUTF16toUTF8(aData.name()).get());
michael@0: 
michael@0:   BluetoothValue v = aData.value();
michael@0:   if (aData.name().EqualsLiteral("PropertyChanged")) {
michael@0:     MOZ_ASSERT(v.type() == BluetoothValue::TArrayOfBluetoothNamedValue);
michael@0: 
michael@0:     const InfallibleTArray<BluetoothNamedValue>& arr =
michael@0:       v.get_ArrayOfBluetoothNamedValue();
michael@0: 
michael@0:     for (uint32_t i = 0, propCount = arr.Length(); i < propCount; ++i) {
michael@0:       SetPropertyByValue(arr[i]);
michael@0:     }
michael@0:   } else {
michael@0: #ifdef DEBUG
michael@0:     nsCString warningMsg;
michael@0:     warningMsg.AssignLiteral("Not handling device signal: ");
michael@0:     warningMsg.Append(NS_ConvertUTF16toUTF8(aData.name()));
michael@0:     BT_WARNING(warningMsg.get());
michael@0: #endif
michael@0:   }
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothDevice::GetUuids(JSContext* aContext,
michael@0:                            JS::MutableHandle<JS::Value> aUuids,
michael@0:                            ErrorResult& aRv)
michael@0: {
michael@0:   if (!mJsUuids) {
michael@0:     BT_WARNING("UUIDs not yet set!");
michael@0:     aRv.Throw(NS_ERROR_FAILURE);
michael@0:     return;
michael@0:   }
michael@0: 
michael@0:   JS::ExposeObjectToActiveJS(mJsUuids);
michael@0:   aUuids.setObject(*mJsUuids);
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothDevice::GetServices(JSContext* aCx,
michael@0:                              JS::MutableHandle<JS::Value> aServices,
michael@0:                              ErrorResult& aRv)
michael@0: {
michael@0:   if (!mJsServices) {
michael@0:     BT_WARNING("Services not yet set!");
michael@0:     aRv.Throw(NS_ERROR_FAILURE);
michael@0:     return;
michael@0:   }
michael@0: 
michael@0:   JS::ExposeObjectToActiveJS(mJsServices);
michael@0:   aServices.setObject(*mJsServices);
michael@0: }
michael@0: 
michael@0: JSObject*
michael@0: BluetoothDevice::WrapObject(JSContext* aContext)
michael@0: {
michael@0:   return BluetoothDeviceBinding::Wrap(aContext, this);
michael@0: }