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 "BluetoothManager.h"
michael@0: #include "BluetoothCommon.h"
michael@0: #include "BluetoothAdapter.h"
michael@0: #include "BluetoothService.h"
michael@0: #include "BluetoothReplyRunnable.h"
michael@0: 
michael@0: #include "DOMRequest.h"
michael@0: #include "nsContentUtils.h"
michael@0: #include "nsDOMClassInfo.h"
michael@0: #include "nsIPermissionManager.h"
michael@0: #include "nsThreadUtils.h"
michael@0: #include "mozilla/dom/bluetooth/BluetoothTypes.h"
michael@0: #include "mozilla/dom/BluetoothManagerBinding.h"
michael@0: 
michael@0: using namespace mozilla;
michael@0: 
michael@0: USING_BLUETOOTH_NAMESPACE
michael@0: 
michael@0: // QueryInterface implementation for BluetoothManager
michael@0: NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(BluetoothManager)
michael@0: NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
michael@0: 
michael@0: NS_IMPL_ADDREF_INHERITED(BluetoothManager, DOMEventTargetHelper)
michael@0: NS_IMPL_RELEASE_INHERITED(BluetoothManager, DOMEventTargetHelper)
michael@0: 
michael@0: class GetAdapterTask : public BluetoothReplyRunnable
michael@0: {
michael@0: public:
michael@0:   GetAdapterTask(BluetoothManager* aManager,
michael@0:                  nsIDOMDOMRequest* aReq) :
michael@0:     BluetoothReplyRunnable(aReq),
michael@0:     mManagerPtr(aManager)
michael@0:   {
michael@0:   }
michael@0: 
michael@0:   bool
michael@0:   ParseSuccessfulReply(JS::MutableHandle<JS::Value> aValue)
michael@0:   {
michael@0:     aValue.setUndefined();
michael@0: 
michael@0:     const BluetoothValue& v = mReply->get_BluetoothReplySuccess().value();
michael@0:     if (v.type() != BluetoothValue::TArrayOfBluetoothNamedValue) {
michael@0:       BT_WARNING("Not a BluetoothNamedValue array!");
michael@0:       SetError(NS_LITERAL_STRING("BluetoothReplyTypeError"));
michael@0:       return false;
michael@0:     }
michael@0: 
michael@0:     if (!mManagerPtr->GetOwner()) {
michael@0:       BT_WARNING("Bluetooth manager was disconnected from owner window.");
michael@0: 
michael@0:       // Stop to create adapter since owner window of Bluetooth manager was
michael@0:       // gone. These is no need to create a DOMEvent target which has no owner
michael@0:       // to reply to.
michael@0:       return false;
michael@0:     }
michael@0: 
michael@0:     const InfallibleTArray<BluetoothNamedValue>& values =
michael@0:       v.get_ArrayOfBluetoothNamedValue();
michael@0:     nsRefPtr<BluetoothAdapter> adapter =
michael@0:       BluetoothAdapter::Create(mManagerPtr->GetOwner(), values);
michael@0: 
michael@0:     nsresult rv;
michael@0:     nsIScriptContext* sc = mManagerPtr->GetContextForEventHandlers(&rv);
michael@0:     if (!sc) {
michael@0:       BT_WARNING("Cannot create script context!");
michael@0:       SetError(NS_LITERAL_STRING("BluetoothScriptContextError"));
michael@0:       return false;
michael@0:     }
michael@0: 
michael@0:     AutoPushJSContext cx(sc->GetNativeContext());
michael@0: 
michael@0:     JS::Rooted<JSObject*> scope(cx, sc->GetWindowProxy());
michael@0:     JSAutoCompartment ac(cx, scope);
michael@0:     rv = nsContentUtils::WrapNative(cx, adapter, aValue);
michael@0:     if (NS_FAILED(rv)) {
michael@0:       BT_WARNING("Cannot create native object!");
michael@0:       SetError(NS_LITERAL_STRING("BluetoothNativeObjectError"));
michael@0:       return false;
michael@0:     }
michael@0: 
michael@0:     return true;
michael@0:   }
michael@0: 
michael@0:   void
michael@0:   ReleaseMembers()
michael@0:   {
michael@0:     BluetoothReplyRunnable::ReleaseMembers();
michael@0:     mManagerPtr = nullptr;
michael@0:   }
michael@0: 
michael@0: private:
michael@0:   nsRefPtr<BluetoothManager> mManagerPtr;
michael@0: };
michael@0: 
michael@0: BluetoothManager::BluetoothManager(nsPIDOMWindow *aWindow)
michael@0:   : DOMEventTargetHelper(aWindow)
michael@0:   , BluetoothPropertyContainer(BluetoothObjectType::TYPE_MANAGER)
michael@0: {
michael@0:   MOZ_ASSERT(aWindow);
michael@0:   MOZ_ASSERT(IsDOMBinding());
michael@0: 
michael@0:   mPath.AssignLiteral("/");
michael@0: 
michael@0:   BluetoothService* bs = BluetoothService::Get();
michael@0:   NS_ENSURE_TRUE_VOID(bs);
michael@0:   bs->RegisterBluetoothSignalHandler(NS_LITERAL_STRING(KEY_MANAGER), this);
michael@0: }
michael@0: 
michael@0: BluetoothManager::~BluetoothManager()
michael@0: {
michael@0:   BluetoothService* bs = BluetoothService::Get();
michael@0:   NS_ENSURE_TRUE_VOID(bs);
michael@0:   bs->UnregisterBluetoothSignalHandler(NS_LITERAL_STRING(KEY_MANAGER), this);
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothManager::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(NS_LITERAL_STRING(KEY_MANAGER), this);
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothManager::SetPropertyByValue(const BluetoothNamedValue& aValue)
michael@0: {
michael@0: #ifdef DEBUG
michael@0:     const nsString& name = aValue.name();
michael@0:     nsCString warningMsg;
michael@0:     warningMsg.AssignLiteral("Not handling manager property: ");
michael@0:     warningMsg.Append(NS_ConvertUTF16toUTF8(name));
michael@0:     BT_WARNING(warningMsg.get());
michael@0: #endif
michael@0: }
michael@0: 
michael@0: bool
michael@0: BluetoothManager::GetEnabled(ErrorResult& aRv)
michael@0: {
michael@0:   BluetoothService* bs = BluetoothService::Get();
michael@0:   if (!bs) {
michael@0:     aRv.Throw(NS_ERROR_FAILURE);
michael@0:     return false;
michael@0:   }
michael@0: 
michael@0:   return bs->IsEnabled();
michael@0: }
michael@0: 
michael@0: already_AddRefed<dom::DOMRequest>
michael@0: BluetoothManager::GetDefaultAdapter(ErrorResult& aRv)
michael@0: {
michael@0:   nsCOMPtr<nsPIDOMWindow> win = GetOwner();
michael@0:   if (!win) {
michael@0:     aRv.Throw(NS_ERROR_FAILURE);
michael@0:     return nullptr;
michael@0:   }
michael@0: 
michael@0:   nsRefPtr<DOMRequest> request = new DOMRequest(win);
michael@0:   nsRefPtr<BluetoothReplyRunnable> results =
michael@0:     new GetAdapterTask(this, request);
michael@0: 
michael@0:   BluetoothService* bs = BluetoothService::Get();
michael@0:   if (!bs) {
michael@0:     aRv.Throw(NS_ERROR_FAILURE);
michael@0:     return nullptr;
michael@0:   }
michael@0: 
michael@0:   nsresult rv = bs->GetDefaultAdapterPathInternal(results);
michael@0:   if (NS_FAILED(rv)) {
michael@0:     aRv.Throw(rv);
michael@0:     return nullptr;
michael@0:   }
michael@0: 
michael@0:   return request.forget();
michael@0: }
michael@0: 
michael@0: // static
michael@0: already_AddRefed<BluetoothManager>
michael@0: BluetoothManager::Create(nsPIDOMWindow* aWindow)
michael@0: {
michael@0:   MOZ_ASSERT(NS_IsMainThread());
michael@0:   MOZ_ASSERT(aWindow);
michael@0: 
michael@0:   nsRefPtr<BluetoothManager> manager = new BluetoothManager(aWindow);
michael@0:   return manager.forget();
michael@0: }
michael@0: 
michael@0: // static
michael@0: bool
michael@0: BluetoothManager::CheckPermission(nsPIDOMWindow* aWindow)
michael@0: {
michael@0:   NS_ASSERTION(aWindow, "Null pointer!");
michael@0: 
michael@0:   nsCOMPtr<nsIPermissionManager> permMgr =
michael@0:     do_GetService(NS_PERMISSIONMANAGER_CONTRACTID);
michael@0:   NS_ENSURE_TRUE(permMgr, false);
michael@0: 
michael@0:   uint32_t permission;
michael@0:   nsresult rv =
michael@0:     permMgr->TestPermissionFromWindow(aWindow, "bluetooth",
michael@0:                                       &permission);
michael@0:   NS_ENSURE_SUCCESS(rv, false);
michael@0: 
michael@0:   return permission == nsIPermissionManager::ALLOW_ACTION;
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothManager::Notify(const BluetoothSignal& aData)
michael@0: {
michael@0:   BT_LOGD("[M] %s: %s", __FUNCTION__, NS_ConvertUTF16toUTF8(aData.name()).get());
michael@0: 
michael@0:   if (aData.name().EqualsLiteral("AdapterAdded")) {
michael@0:     DispatchTrustedEvent(NS_LITERAL_STRING("adapteradded"));
michael@0:   } else if (aData.name().EqualsLiteral("Enabled")) {
michael@0:     DispatchTrustedEvent(NS_LITERAL_STRING("enabled"));
michael@0:   } else if (aData.name().EqualsLiteral("Disabled")) {
michael@0:     DispatchTrustedEvent(NS_LITERAL_STRING("disabled"));
michael@0:   } else {
michael@0: #ifdef DEBUG
michael@0:     nsCString warningMsg;
michael@0:     warningMsg.AssignLiteral("Not handling manager 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: bool
michael@0: BluetoothManager::IsConnected(uint16_t aProfileId, ErrorResult& aRv)
michael@0: {
michael@0:   BluetoothService* bs = BluetoothService::Get();
michael@0:   if (!bs) {
michael@0:     aRv.Throw(NS_ERROR_FAILURE);
michael@0:     return false;
michael@0:   }
michael@0: 
michael@0:   return bs->IsConnected(aProfileId);
michael@0: }
michael@0: 
michael@0: JSObject*
michael@0: BluetoothManager::WrapObject(JSContext* aCx)
michael@0: {
michael@0:   return BluetoothManagerBinding::Wrap(aCx, this);
michael@0: }