1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/dom/bluetooth/BluetoothManager.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,252 @@
1.4 +/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
1.5 +/* vim: set ts=2 et sw=2 tw=80: */
1.6 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this file,
1.8 + * You can obtain one at http://mozilla.org/MPL/2.0/. */
1.9 +
1.10 +#include "base/basictypes.h"
1.11 +#include "BluetoothManager.h"
1.12 +#include "BluetoothCommon.h"
1.13 +#include "BluetoothAdapter.h"
1.14 +#include "BluetoothService.h"
1.15 +#include "BluetoothReplyRunnable.h"
1.16 +
1.17 +#include "DOMRequest.h"
1.18 +#include "nsContentUtils.h"
1.19 +#include "nsDOMClassInfo.h"
1.20 +#include "nsIPermissionManager.h"
1.21 +#include "nsThreadUtils.h"
1.22 +#include "mozilla/dom/bluetooth/BluetoothTypes.h"
1.23 +#include "mozilla/dom/BluetoothManagerBinding.h"
1.24 +
1.25 +using namespace mozilla;
1.26 +
1.27 +USING_BLUETOOTH_NAMESPACE
1.28 +
1.29 +// QueryInterface implementation for BluetoothManager
1.30 +NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(BluetoothManager)
1.31 +NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
1.32 +
1.33 +NS_IMPL_ADDREF_INHERITED(BluetoothManager, DOMEventTargetHelper)
1.34 +NS_IMPL_RELEASE_INHERITED(BluetoothManager, DOMEventTargetHelper)
1.35 +
1.36 +class GetAdapterTask : public BluetoothReplyRunnable
1.37 +{
1.38 +public:
1.39 + GetAdapterTask(BluetoothManager* aManager,
1.40 + nsIDOMDOMRequest* aReq) :
1.41 + BluetoothReplyRunnable(aReq),
1.42 + mManagerPtr(aManager)
1.43 + {
1.44 + }
1.45 +
1.46 + bool
1.47 + ParseSuccessfulReply(JS::MutableHandle<JS::Value> aValue)
1.48 + {
1.49 + aValue.setUndefined();
1.50 +
1.51 + const BluetoothValue& v = mReply->get_BluetoothReplySuccess().value();
1.52 + if (v.type() != BluetoothValue::TArrayOfBluetoothNamedValue) {
1.53 + BT_WARNING("Not a BluetoothNamedValue array!");
1.54 + SetError(NS_LITERAL_STRING("BluetoothReplyTypeError"));
1.55 + return false;
1.56 + }
1.57 +
1.58 + if (!mManagerPtr->GetOwner()) {
1.59 + BT_WARNING("Bluetooth manager was disconnected from owner window.");
1.60 +
1.61 + // Stop to create adapter since owner window of Bluetooth manager was
1.62 + // gone. These is no need to create a DOMEvent target which has no owner
1.63 + // to reply to.
1.64 + return false;
1.65 + }
1.66 +
1.67 + const InfallibleTArray<BluetoothNamedValue>& values =
1.68 + v.get_ArrayOfBluetoothNamedValue();
1.69 + nsRefPtr<BluetoothAdapter> adapter =
1.70 + BluetoothAdapter::Create(mManagerPtr->GetOwner(), values);
1.71 +
1.72 + nsresult rv;
1.73 + nsIScriptContext* sc = mManagerPtr->GetContextForEventHandlers(&rv);
1.74 + if (!sc) {
1.75 + BT_WARNING("Cannot create script context!");
1.76 + SetError(NS_LITERAL_STRING("BluetoothScriptContextError"));
1.77 + return false;
1.78 + }
1.79 +
1.80 + AutoPushJSContext cx(sc->GetNativeContext());
1.81 +
1.82 + JS::Rooted<JSObject*> scope(cx, sc->GetWindowProxy());
1.83 + JSAutoCompartment ac(cx, scope);
1.84 + rv = nsContentUtils::WrapNative(cx, adapter, aValue);
1.85 + if (NS_FAILED(rv)) {
1.86 + BT_WARNING("Cannot create native object!");
1.87 + SetError(NS_LITERAL_STRING("BluetoothNativeObjectError"));
1.88 + return false;
1.89 + }
1.90 +
1.91 + return true;
1.92 + }
1.93 +
1.94 + void
1.95 + ReleaseMembers()
1.96 + {
1.97 + BluetoothReplyRunnable::ReleaseMembers();
1.98 + mManagerPtr = nullptr;
1.99 + }
1.100 +
1.101 +private:
1.102 + nsRefPtr<BluetoothManager> mManagerPtr;
1.103 +};
1.104 +
1.105 +BluetoothManager::BluetoothManager(nsPIDOMWindow *aWindow)
1.106 + : DOMEventTargetHelper(aWindow)
1.107 + , BluetoothPropertyContainer(BluetoothObjectType::TYPE_MANAGER)
1.108 +{
1.109 + MOZ_ASSERT(aWindow);
1.110 + MOZ_ASSERT(IsDOMBinding());
1.111 +
1.112 + mPath.AssignLiteral("/");
1.113 +
1.114 + BluetoothService* bs = BluetoothService::Get();
1.115 + NS_ENSURE_TRUE_VOID(bs);
1.116 + bs->RegisterBluetoothSignalHandler(NS_LITERAL_STRING(KEY_MANAGER), this);
1.117 +}
1.118 +
1.119 +BluetoothManager::~BluetoothManager()
1.120 +{
1.121 + BluetoothService* bs = BluetoothService::Get();
1.122 + NS_ENSURE_TRUE_VOID(bs);
1.123 + bs->UnregisterBluetoothSignalHandler(NS_LITERAL_STRING(KEY_MANAGER), this);
1.124 +}
1.125 +
1.126 +void
1.127 +BluetoothManager::DisconnectFromOwner()
1.128 +{
1.129 + DOMEventTargetHelper::DisconnectFromOwner();
1.130 +
1.131 + BluetoothService* bs = BluetoothService::Get();
1.132 + NS_ENSURE_TRUE_VOID(bs);
1.133 + bs->UnregisterBluetoothSignalHandler(NS_LITERAL_STRING(KEY_MANAGER), this);
1.134 +}
1.135 +
1.136 +void
1.137 +BluetoothManager::SetPropertyByValue(const BluetoothNamedValue& aValue)
1.138 +{
1.139 +#ifdef DEBUG
1.140 + const nsString& name = aValue.name();
1.141 + nsCString warningMsg;
1.142 + warningMsg.AssignLiteral("Not handling manager property: ");
1.143 + warningMsg.Append(NS_ConvertUTF16toUTF8(name));
1.144 + BT_WARNING(warningMsg.get());
1.145 +#endif
1.146 +}
1.147 +
1.148 +bool
1.149 +BluetoothManager::GetEnabled(ErrorResult& aRv)
1.150 +{
1.151 + BluetoothService* bs = BluetoothService::Get();
1.152 + if (!bs) {
1.153 + aRv.Throw(NS_ERROR_FAILURE);
1.154 + return false;
1.155 + }
1.156 +
1.157 + return bs->IsEnabled();
1.158 +}
1.159 +
1.160 +already_AddRefed<dom::DOMRequest>
1.161 +BluetoothManager::GetDefaultAdapter(ErrorResult& aRv)
1.162 +{
1.163 + nsCOMPtr<nsPIDOMWindow> win = GetOwner();
1.164 + if (!win) {
1.165 + aRv.Throw(NS_ERROR_FAILURE);
1.166 + return nullptr;
1.167 + }
1.168 +
1.169 + nsRefPtr<DOMRequest> request = new DOMRequest(win);
1.170 + nsRefPtr<BluetoothReplyRunnable> results =
1.171 + new GetAdapterTask(this, request);
1.172 +
1.173 + BluetoothService* bs = BluetoothService::Get();
1.174 + if (!bs) {
1.175 + aRv.Throw(NS_ERROR_FAILURE);
1.176 + return nullptr;
1.177 + }
1.178 +
1.179 + nsresult rv = bs->GetDefaultAdapterPathInternal(results);
1.180 + if (NS_FAILED(rv)) {
1.181 + aRv.Throw(rv);
1.182 + return nullptr;
1.183 + }
1.184 +
1.185 + return request.forget();
1.186 +}
1.187 +
1.188 +// static
1.189 +already_AddRefed<BluetoothManager>
1.190 +BluetoothManager::Create(nsPIDOMWindow* aWindow)
1.191 +{
1.192 + MOZ_ASSERT(NS_IsMainThread());
1.193 + MOZ_ASSERT(aWindow);
1.194 +
1.195 + nsRefPtr<BluetoothManager> manager = new BluetoothManager(aWindow);
1.196 + return manager.forget();
1.197 +}
1.198 +
1.199 +// static
1.200 +bool
1.201 +BluetoothManager::CheckPermission(nsPIDOMWindow* aWindow)
1.202 +{
1.203 + NS_ASSERTION(aWindow, "Null pointer!");
1.204 +
1.205 + nsCOMPtr<nsIPermissionManager> permMgr =
1.206 + do_GetService(NS_PERMISSIONMANAGER_CONTRACTID);
1.207 + NS_ENSURE_TRUE(permMgr, false);
1.208 +
1.209 + uint32_t permission;
1.210 + nsresult rv =
1.211 + permMgr->TestPermissionFromWindow(aWindow, "bluetooth",
1.212 + &permission);
1.213 + NS_ENSURE_SUCCESS(rv, false);
1.214 +
1.215 + return permission == nsIPermissionManager::ALLOW_ACTION;
1.216 +}
1.217 +
1.218 +void
1.219 +BluetoothManager::Notify(const BluetoothSignal& aData)
1.220 +{
1.221 + BT_LOGD("[M] %s: %s", __FUNCTION__, NS_ConvertUTF16toUTF8(aData.name()).get());
1.222 +
1.223 + if (aData.name().EqualsLiteral("AdapterAdded")) {
1.224 + DispatchTrustedEvent(NS_LITERAL_STRING("adapteradded"));
1.225 + } else if (aData.name().EqualsLiteral("Enabled")) {
1.226 + DispatchTrustedEvent(NS_LITERAL_STRING("enabled"));
1.227 + } else if (aData.name().EqualsLiteral("Disabled")) {
1.228 + DispatchTrustedEvent(NS_LITERAL_STRING("disabled"));
1.229 + } else {
1.230 +#ifdef DEBUG
1.231 + nsCString warningMsg;
1.232 + warningMsg.AssignLiteral("Not handling manager signal: ");
1.233 + warningMsg.Append(NS_ConvertUTF16toUTF8(aData.name()));
1.234 + BT_WARNING(warningMsg.get());
1.235 +#endif
1.236 + }
1.237 +}
1.238 +
1.239 +bool
1.240 +BluetoothManager::IsConnected(uint16_t aProfileId, ErrorResult& aRv)
1.241 +{
1.242 + BluetoothService* bs = BluetoothService::Get();
1.243 + if (!bs) {
1.244 + aRv.Throw(NS_ERROR_FAILURE);
1.245 + return false;
1.246 + }
1.247 +
1.248 + return bs->IsConnected(aProfileId);
1.249 +}
1.250 +
1.251 +JSObject*
1.252 +BluetoothManager::WrapObject(JSContext* aCx)
1.253 +{
1.254 + return BluetoothManagerBinding::Wrap(aCx, this);
1.255 +}
