gecko/dom/indexedDB/ipc/IndexedDBParent.cpp
2013-07-31 17:48:46 +02:00

2155 lines
56 KiB
C++

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "IndexedDBParent.h"
#include "nsIDOMEvent.h"
#include "nsIDOMFile.h"
#include "nsIXPConnect.h"
#include "mozilla/AppProcessChecker.h"
#include "mozilla/Assertions.h"
#include "mozilla/Attributes.h"
#include "mozilla/dom/ContentParent.h"
#include "mozilla/dom/IDBDatabaseBinding.h"
#include "mozilla/dom/ipc/Blob.h"
#include "mozilla/dom/TabParent.h"
#include "mozilla/unused.h"
#include "mozilla/Util.h"
#include "nsContentUtils.h"
#include "nsCxPusher.h"
#include "AsyncConnectionHelper.h"
#include "DatabaseInfo.h"
#include "IDBDatabase.h"
#include "IDBEvents.h"
#include "IDBFactory.h"
#include "IDBIndex.h"
#include "IDBKeyRange.h"
#include "IDBObjectStore.h"
#include "IDBTransaction.h"
#define CHROME_ORIGIN "chrome"
#define PERMISSION_PREFIX "indexedDB-chrome-"
#define PERMISSION_SUFFIX_READ "-read"
#define PERMISSION_SUFFIX_WRITE "-write"
USING_INDEXEDDB_NAMESPACE
using namespace mozilla;
using namespace mozilla::dom;
/*******************************************************************************
* AutoSetCurrentTransaction
******************************************************************************/
AutoSetCurrentTransaction::AutoSetCurrentTransaction(
IDBTransaction* aTransaction)
{
MOZ_ASSERT(aTransaction);
AsyncConnectionHelper::SetCurrentTransaction(aTransaction);
}
AutoSetCurrentTransaction::~AutoSetCurrentTransaction()
{
AsyncConnectionHelper::SetCurrentTransaction(NULL);
}
/*******************************************************************************
* IndexedDBParent
******************************************************************************/
IndexedDBParent::IndexedDBParent(ContentParent* aContentParent)
: mManagerContent(aContentParent), mManagerTab(nullptr), mDisconnected(false)
{
MOZ_COUNT_CTOR(IndexedDBParent);
MOZ_ASSERT(aContentParent);
}
IndexedDBParent::IndexedDBParent(TabParent* aTabParent)
: mManagerContent(nullptr), mManagerTab(aTabParent), mDisconnected(false)
{
MOZ_COUNT_CTOR(IndexedDBParent);
MOZ_ASSERT(aTabParent);
}
IndexedDBParent::~IndexedDBParent()
{
MOZ_COUNT_DTOR(IndexedDBParent);
}
void
IndexedDBParent::Disconnect()
{
MOZ_ASSERT(!mDisconnected);
mDisconnected = true;
const InfallibleTArray<PIndexedDBDatabaseParent*>& databases =
ManagedPIndexedDBDatabaseParent();
for (uint32_t i = 0; i < databases.Length(); ++i) {
static_cast<IndexedDBDatabaseParent*>(databases[i])->Disconnect();
}
}
bool
IndexedDBParent::CheckReadPermission(const nsAString& aDatabaseName)
{
NS_NAMED_LITERAL_CSTRING(permission, PERMISSION_SUFFIX_READ);
return CheckPermissionInternal(aDatabaseName, permission);
}
bool
IndexedDBParent::CheckWritePermission(const nsAString& aDatabaseName)
{
// Write permission assumes read permission is granted as well.
MOZ_ASSERT(CheckReadPermission(aDatabaseName));
NS_NAMED_LITERAL_CSTRING(permission, PERMISSION_SUFFIX_WRITE);
return CheckPermissionInternal(aDatabaseName, permission);
}
bool
IndexedDBParent::CheckPermissionInternal(const nsAString& aDatabaseName,
const nsDependentCString& aPermission)
{
MOZ_ASSERT(!mASCIIOrigin.IsEmpty());
MOZ_ASSERT(mManagerContent || mManagerTab);
if (mASCIIOrigin.EqualsLiteral(CHROME_ORIGIN)) {
nsAutoCString fullPermission =
NS_LITERAL_CSTRING(PERMISSION_PREFIX) +
NS_ConvertUTF16toUTF8(aDatabaseName) +
aPermission;
if ((mManagerContent &&
!AssertAppProcessPermission(mManagerContent, fullPermission.get())) ||
(mManagerTab &&
!AssertAppProcessPermission(mManagerTab, fullPermission.get()))) {
return false;
}
}
return true;
}
void
IndexedDBParent::ActorDestroy(ActorDestroyReason aWhy)
{
// Nothing really needs to be done here...
}
bool
IndexedDBParent::RecvPIndexedDBDatabaseConstructor(
PIndexedDBDatabaseParent* aActor,
const nsString& aName,
const uint64_t& aVersion)
{
if (!CheckReadPermission(aName)) {
return false;
}
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
if (!mFactory) {
return true;
}
nsRefPtr<IDBOpenDBRequest> request;
nsresult rv =
mFactory->OpenInternal(aName, aVersion, false, getter_AddRefs(request));
NS_ENSURE_SUCCESS(rv, false);
IndexedDBDatabaseParent* actor =
static_cast<IndexedDBDatabaseParent*>(aActor);
rv = actor->SetOpenRequest(request);
NS_ENSURE_SUCCESS(rv, false);
return true;
}
bool
IndexedDBParent::RecvPIndexedDBDeleteDatabaseRequestConstructor(
PIndexedDBDeleteDatabaseRequestParent* aActor,
const nsString& aName)
{
if (!CheckWritePermission(aName)) {
return false;
}
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
if (!mFactory) {
return true;
}
IndexedDBDeleteDatabaseRequestParent* actor =
static_cast<IndexedDBDeleteDatabaseRequestParent*>(aActor);
nsRefPtr<IDBOpenDBRequest> request;
nsresult rv =
mFactory->OpenInternal(aName, 0, true, getter_AddRefs(request));
NS_ENSURE_SUCCESS(rv, false);
rv = actor->SetOpenRequest(request);
NS_ENSURE_SUCCESS(rv, false);
return true;
}
PIndexedDBDatabaseParent*
IndexedDBParent::AllocPIndexedDBDatabaseParent(const nsString& aName,
const uint64_t& aVersion)
{
return new IndexedDBDatabaseParent();
}
bool
IndexedDBParent::DeallocPIndexedDBDatabaseParent(PIndexedDBDatabaseParent* aActor)
{
delete aActor;
return true;
}
PIndexedDBDeleteDatabaseRequestParent*
IndexedDBParent::AllocPIndexedDBDeleteDatabaseRequestParent(const nsString& aName)
{
return new IndexedDBDeleteDatabaseRequestParent(mFactory);
}
bool
IndexedDBParent::DeallocPIndexedDBDeleteDatabaseRequestParent(
PIndexedDBDeleteDatabaseRequestParent* aActor)
{
delete aActor;
return true;
}
/*******************************************************************************
* IndexedDBDatabaseParent
******************************************************************************/
IndexedDBDatabaseParent::IndexedDBDatabaseParent()
: mEventListener(MOZ_THIS_IN_INITIALIZER_LIST())
{
MOZ_COUNT_CTOR(IndexedDBDatabaseParent);
}
IndexedDBDatabaseParent::~IndexedDBDatabaseParent()
{
MOZ_COUNT_DTOR(IndexedDBDatabaseParent);
}
nsresult
IndexedDBDatabaseParent::SetOpenRequest(IDBOpenDBRequest* aRequest)
{
MOZ_ASSERT(aRequest);
MOZ_ASSERT(!mOpenRequest);
nsresult rv = aRequest->EventTarget::AddEventListener(NS_LITERAL_STRING(SUCCESS_EVT_STR),
mEventListener, false);
NS_ENSURE_SUCCESS(rv, rv);
rv = aRequest->EventTarget::AddEventListener(NS_LITERAL_STRING(ERROR_EVT_STR),
mEventListener, false);
NS_ENSURE_SUCCESS(rv, rv);
rv = aRequest->EventTarget::AddEventListener(NS_LITERAL_STRING(BLOCKED_EVT_STR),
mEventListener, false);
NS_ENSURE_SUCCESS(rv, rv);
rv = aRequest->EventTarget::AddEventListener(NS_LITERAL_STRING(UPGRADENEEDED_EVT_STR),
mEventListener, false);
NS_ENSURE_SUCCESS(rv, rv);
mOpenRequest = aRequest;
return NS_OK;
}
nsresult
IndexedDBDatabaseParent::HandleEvent(nsIDOMEvent* aEvent)
{
MOZ_ASSERT(aEvent);
if (IsDisconnected()) {
// We're shutting down, ignore this event.
return NS_OK;
}
nsString type;
nsresult rv = aEvent->GetType(type);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<EventTarget> target = aEvent->InternalDOMEvent()->GetTarget();
if (mDatabase &&
SameCOMIdentity(target, NS_ISUPPORTS_CAST(EventTarget*,
mDatabase))) {
rv = HandleDatabaseEvent(aEvent, type);
NS_ENSURE_SUCCESS(rv, rv);
return NS_OK;
}
if (mOpenRequest &&
SameCOMIdentity(target, NS_ISUPPORTS_CAST(EventTarget*,
mOpenRequest))) {
rv = HandleRequestEvent(aEvent, type);
NS_ENSURE_SUCCESS(rv, rv);
return NS_OK;
}
MOZ_CRASH("Unexpected message!");
}
void
IndexedDBDatabaseParent::Disconnect()
{
if (mDatabase) {
mDatabase->DisconnectFromActorParent();
}
}
bool
IndexedDBDatabaseParent::CheckWritePermission(const nsAString& aDatabaseName)
{
IndexedDBParent* manager = static_cast<IndexedDBParent*>(Manager());
MOZ_ASSERT(manager);
return manager->CheckWritePermission(aDatabaseName);
}
void
IndexedDBDatabaseParent::Invalidate()
{
MOZ_ASSERT(mDatabase);
if (!IsDisconnected()) {
mozilla::unused << SendInvalidate();
}
}
nsresult
IndexedDBDatabaseParent::HandleRequestEvent(nsIDOMEvent* aEvent,
const nsAString& aType)
{
MOZ_ASSERT(mOpenRequest);
MOZ_ASSERT(!IsDisconnected());
nsresult rv;
if (aType.EqualsLiteral(ERROR_EVT_STR)) {
nsRefPtr<IDBOpenDBRequest> request;
mOpenRequest.swap(request);
rv = request->GetErrorCode();
MOZ_ASSERT(NS_FAILED(rv));
if (!SendError(rv)) {
return NS_ERROR_FAILURE;
}
rv = aEvent->PreventDefault();
NS_ENSURE_SUCCESS(rv, rv);
return NS_OK;
}
if (aType.EqualsLiteral(BLOCKED_EVT_STR)) {
MOZ_ASSERT(!mDatabase);
nsCOMPtr<IDBVersionChangeEvent> changeEvent = do_QueryInterface(aEvent);
NS_ENSURE_TRUE(changeEvent, NS_ERROR_FAILURE);
uint64_t oldVersion = changeEvent->OldVersion();
if (!SendBlocked(oldVersion)) {
return NS_ERROR_FAILURE;
}
return NS_OK;
}
AutoSafeJSContext cx;
JS::Rooted<JS::Value> result(cx);
rv = mOpenRequest->GetResult(result.address());
NS_ENSURE_SUCCESS(rv, rv);
MOZ_ASSERT(!JSVAL_IS_PRIMITIVE(result));
IDBDatabase *database;
rv = UnwrapObject<IDBDatabase>(cx, &result.toObject(), database);
if (NS_FAILED(rv)) {
NS_WARNING("Didn't get the object we expected!");
return rv;
}
DatabaseInfo* dbInfo = database->Info();
MOZ_ASSERT(dbInfo);
nsAutoTArray<nsString, 20> objectStoreNames;
if (!dbInfo->GetObjectStoreNames(objectStoreNames)) {
MOZ_CRASH("This should never fail!");
}
InfallibleTArray<ObjectStoreInfoGuts> objectStoreInfos;
if (!objectStoreNames.IsEmpty()) {
uint32_t length = objectStoreNames.Length();
objectStoreInfos.SetCapacity(length);
for (uint32_t i = 0; i < length; i++) {
ObjectStoreInfo* osInfo = dbInfo->GetObjectStore(objectStoreNames[i]);
MOZ_ASSERT(osInfo);
objectStoreInfos.AppendElement(*osInfo);
}
}
if (aType.EqualsLiteral(SUCCESS_EVT_STR)) {
nsRefPtr<IDBOpenDBRequest> request;
mOpenRequest.swap(request);
EventTarget* target = static_cast<EventTarget*>(database);
#ifdef DEBUG
{
nsresult rvDEBUG =
target->AddEventListener(NS_LITERAL_STRING(ERROR_EVT_STR),
mEventListener, false);
NS_WARN_IF_FALSE(NS_SUCCEEDED(rvDEBUG), "Failed to add error listener!");
}
#endif
NS_NAMED_LITERAL_STRING(versionChange, VERSIONCHANGE_EVT_STR);
rv = target->AddEventListener(versionChange, mEventListener, false);
NS_ENSURE_SUCCESS(rv, rv);
if (!SendSuccess(*dbInfo, objectStoreInfos)) {
return NS_ERROR_FAILURE;
}
MOZ_ASSERT(!mDatabase || mDatabase == database);
if (!mDatabase) {
database->SetActor(this);
mDatabase = database;
}
return NS_OK;
}
if (aType.EqualsLiteral(UPGRADENEEDED_EVT_STR)) {
MOZ_ASSERT(!mDatabase);
IDBTransaction* transaction =
AsyncConnectionHelper::GetCurrentTransaction();
MOZ_ASSERT(transaction);
if (!CheckWritePermission(database->Name())) {
// If we get here then the child process is either dead or in the process
// of being killed. Abort the transaction now to prevent any changes to
// the database.
ErrorResult rv;
transaction->Abort(rv);
if (rv.Failed()) {
NS_WARNING("Failed to abort transaction!");
}
return NS_ERROR_FAILURE;
}
nsCOMPtr<IDBVersionChangeEvent> changeEvent = do_QueryInterface(aEvent);
NS_ENSURE_TRUE(changeEvent, NS_ERROR_FAILURE);
uint64_t oldVersion = changeEvent->OldVersion();
nsAutoPtr<IndexedDBVersionChangeTransactionParent> actor(
new IndexedDBVersionChangeTransactionParent());
rv = actor->SetTransaction(transaction);
NS_ENSURE_SUCCESS(rv, rv);
VersionChangeTransactionParams versionChangeParams;
versionChangeParams.dbInfo() = *dbInfo;
versionChangeParams.osInfo() = objectStoreInfos;
versionChangeParams.oldVersion() = oldVersion;
if (!SendPIndexedDBTransactionConstructor(actor.forget(),
versionChangeParams)) {
return NS_ERROR_FAILURE;
}
database->SetActor(this);
mDatabase = database;
return NS_OK;
}
MOZ_CRASH("Unexpected message type!");
}
nsresult
IndexedDBDatabaseParent::HandleDatabaseEvent(nsIDOMEvent* aEvent,
const nsAString& aType)
{
MOZ_ASSERT(mDatabase);
MOZ_ASSERT(!aType.EqualsLiteral(ERROR_EVT_STR),
"Should never get error events in the parent process!");
MOZ_ASSERT(!IsDisconnected());
if (aType.EqualsLiteral(VERSIONCHANGE_EVT_STR)) {
AutoSafeJSContext cx;
NS_ENSURE_TRUE(cx, NS_ERROR_FAILURE);
nsCOMPtr<IDBVersionChangeEvent> changeEvent = do_QueryInterface(aEvent);
NS_ENSURE_TRUE(changeEvent, NS_ERROR_FAILURE);
uint64_t oldVersion = changeEvent->OldVersion();
Nullable<uint64_t> newVersionVal = changeEvent->GetNewVersion();
uint64_t newVersion;
if (newVersionVal.IsNull()) {
newVersion = 0;
}
else {
newVersion = newVersionVal.Value();
}
if (!SendVersionChange(oldVersion, newVersion)) {
return NS_ERROR_FAILURE;
}
return NS_OK;
}
MOZ_CRASH("Unexpected message type!");
}
void
IndexedDBDatabaseParent::ActorDestroy(ActorDestroyReason aWhy)
{
if (mDatabase) {
mDatabase->SetActor(static_cast<IndexedDBDatabaseParent*>(NULL));
mDatabase->Invalidate();
}
}
bool
IndexedDBDatabaseParent::RecvClose(const bool& aUnlinked)
{
MOZ_ASSERT(mDatabase);
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
mDatabase->CloseInternal(aUnlinked);
return true;
}
bool
IndexedDBDatabaseParent::RecvPIndexedDBTransactionConstructor(
PIndexedDBTransactionParent* aActor,
const TransactionParams& aParams)
{
MOZ_ASSERT(aParams.type() ==
TransactionParams::TNormalTransactionParams);
MOZ_ASSERT(!mOpenRequest);
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
if (!mDatabase) {
return true;
}
IndexedDBTransactionParent* actor =
static_cast<IndexedDBTransactionParent*>(aActor);
const NormalTransactionParams& params = aParams.get_NormalTransactionParams();
if (params.mode() != IDBTransaction::READ_ONLY &&
!CheckWritePermission(mDatabase->Name())) {
return false;
}
if (mDatabase->IsClosed()) {
// If the window was navigated then we won't be able to do anything here.
return true;
}
Sequence<nsString> storesToOpen;
storesToOpen.AppendElements(params.names());
nsRefPtr<IDBTransaction> transaction =
IDBTransaction::Create(mDatabase, storesToOpen, params.mode(), false);
NS_ENSURE_TRUE(transaction, false);
nsresult rv = actor->SetTransaction(transaction);
NS_ENSURE_SUCCESS(rv, false);
return true;
}
PIndexedDBTransactionParent*
IndexedDBDatabaseParent::AllocPIndexedDBTransactionParent(
const TransactionParams& aParams)
{
MOZ_ASSERT(aParams.type() ==
TransactionParams::TNormalTransactionParams);
return new IndexedDBTransactionParent();
}
bool
IndexedDBDatabaseParent::DeallocPIndexedDBTransactionParent(
PIndexedDBTransactionParent* aActor)
{
delete aActor;
return true;
}
/*******************************************************************************
* IndexedDBTransactionParent
******************************************************************************/
IndexedDBTransactionParent::IndexedDBTransactionParent()
: mEventListener(MOZ_THIS_IN_INITIALIZER_LIST()),
mArtificialRequestCount(false)
{
MOZ_COUNT_CTOR(IndexedDBTransactionParent);
}
IndexedDBTransactionParent::~IndexedDBTransactionParent()
{
MOZ_COUNT_DTOR(IndexedDBTransactionParent);
}
nsresult
IndexedDBTransactionParent::SetTransaction(IDBTransaction* aTransaction)
{
MOZ_ASSERT(aTransaction);
MOZ_ASSERT(!mTransaction);
EventTarget* target = static_cast<EventTarget*>(aTransaction);
NS_NAMED_LITERAL_STRING(complete, COMPLETE_EVT_STR);
nsresult rv = target->AddEventListener(complete, mEventListener, false);
NS_ENSURE_SUCCESS(rv, rv);
rv = target->AddEventListener(NS_LITERAL_STRING(ABORT_EVT_STR),
mEventListener, false);
NS_ENSURE_SUCCESS(rv, rv);
aTransaction->OnNewRequest();
mArtificialRequestCount = true;
aTransaction->SetActor(this);
mTransaction = aTransaction;
return NS_OK;
}
nsresult
IndexedDBTransactionParent::HandleEvent(nsIDOMEvent* aEvent)
{
MOZ_ASSERT(aEvent);
if (IsDisconnected()) {
// We're shutting down, ignore this event.
return NS_OK;
}
nsString type;
nsresult rv = aEvent->GetType(type);
NS_ENSURE_SUCCESS(rv, rv);
CompleteParams params;
if (type.EqualsLiteral(COMPLETE_EVT_STR)) {
params = CompleteResult();
}
else if (type.EqualsLiteral(ABORT_EVT_STR)) {
#ifdef DEBUG
{
nsCOMPtr<EventTarget> target = aEvent->InternalDOMEvent()->GetTarget();
MOZ_ASSERT(SameCOMIdentity(target, NS_ISUPPORTS_CAST(EventTarget*,
mTransaction)));
}
#endif
params = AbortResult(mTransaction->GetAbortCode());
}
else {
NS_WARNING("Unknown message type!");
return NS_ERROR_UNEXPECTED;
}
if (!SendComplete(params)) {
return NS_ERROR_FAILURE;
}
return NS_OK;
}
void
IndexedDBTransactionParent::ActorDestroy(ActorDestroyReason aWhy)
{
if (mTransaction) {
if (mArtificialRequestCount) {
// The transaction never completed and now the child side is dead. Abort
// here to be safe.
ErrorResult rv;
mTransaction->Abort(rv);
mTransaction->OnRequestFinished();
#ifdef DEBUG
mArtificialRequestCount = false;
#endif
}
mTransaction->SetActor(static_cast<IndexedDBTransactionParent*>(NULL));
}
}
bool
IndexedDBTransactionParent::RecvAbort(const nsresult& aAbortCode)
{
MOZ_ASSERT(mTransaction);
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
mTransaction->Abort(aAbortCode);
return true;
}
bool
IndexedDBTransactionParent::RecvAllRequestsFinished()
{
MOZ_ASSERT(mTransaction);
MOZ_ASSERT(mArtificialRequestCount);
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
mTransaction->OnRequestFinished();
mArtificialRequestCount = false;
return true;
}
bool
IndexedDBTransactionParent::RecvDeleteObjectStore(const nsString& aName)
{
MOZ_CRASH("Should be overridden, don't call me!");
}
bool
IndexedDBTransactionParent::RecvPIndexedDBObjectStoreConstructor(
PIndexedDBObjectStoreParent* aActor,
const ObjectStoreConstructorParams& aParams)
{
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
if (!mTransaction) {
return true;
}
IndexedDBObjectStoreParent* actor =
static_cast<IndexedDBObjectStoreParent*>(aActor);
if (aParams.type() ==
ObjectStoreConstructorParams::TGetObjectStoreParams) {
const GetObjectStoreParams& params = aParams.get_GetObjectStoreParams();
const nsString& name = params.name();
nsRefPtr<IDBObjectStore> objectStore;
{
AutoSetCurrentTransaction asct(mTransaction);
ErrorResult rv;
objectStore = mTransaction->ObjectStore(name, rv);
ENSURE_SUCCESS(rv, false);
actor->SetObjectStore(objectStore);
}
objectStore->SetActor(actor);
return true;
}
if (aParams.type() ==
ObjectStoreConstructorParams::TCreateObjectStoreParams) {
MOZ_CRASH("Should be overridden, don't call me!");
}
MOZ_CRASH("Unknown param type!");
}
PIndexedDBObjectStoreParent*
IndexedDBTransactionParent::AllocPIndexedDBObjectStoreParent(
const ObjectStoreConstructorParams& aParams)
{
return new IndexedDBObjectStoreParent();
}
bool
IndexedDBTransactionParent::DeallocPIndexedDBObjectStoreParent(
PIndexedDBObjectStoreParent* aActor)
{
delete aActor;
return true;
}
/*******************************************************************************
* IndexedDBVersionChangeTransactionParent
******************************************************************************/
IndexedDBVersionChangeTransactionParent::
IndexedDBVersionChangeTransactionParent()
{
MOZ_COUNT_CTOR(IndexedDBVersionChangeTransactionParent);
}
IndexedDBVersionChangeTransactionParent::
~IndexedDBVersionChangeTransactionParent()
{
MOZ_COUNT_DTOR(IndexedDBVersionChangeTransactionParent);
}
bool
IndexedDBVersionChangeTransactionParent::RecvDeleteObjectStore(
const nsString& aName)
{
MOZ_ASSERT(!mTransaction ||
mTransaction->GetMode() == IDBTransaction::VERSION_CHANGE);
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
if (!mTransaction) {
return true;
}
if (mTransaction->Database()->IsInvalidated()) {
// If we've invalidated this database in the parent then we should bail out
// now to avoid logic problems that could force-kill the child.
return true;
}
IDBDatabase* db = mTransaction->Database();
MOZ_ASSERT(db);
ErrorResult rv;
{
AutoSetCurrentTransaction asct(mTransaction);
db->DeleteObjectStore(aName, rv);
}
ENSURE_SUCCESS(rv, false);
return true;
}
bool
IndexedDBVersionChangeTransactionParent::RecvPIndexedDBObjectStoreConstructor(
PIndexedDBObjectStoreParent* aActor,
const ObjectStoreConstructorParams& aParams)
{
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
if (!mTransaction) {
return true;
}
if (mTransaction->Database()->IsInvalidated()) {
// If we've invalidated this database in the parent then we should bail out
// now to avoid logic problems that could force-kill the child.
return true;
}
IndexedDBObjectStoreParent* actor =
static_cast<IndexedDBObjectStoreParent*>(aActor);
if (aParams.type() ==
ObjectStoreConstructorParams::TCreateObjectStoreParams) {
MOZ_ASSERT(mTransaction->GetMode() == IDBTransaction::VERSION_CHANGE);
const CreateObjectStoreParams& params =
aParams.get_CreateObjectStoreParams();
const ObjectStoreInfoGuts& info = params.info();
IDBDatabase* db = mTransaction->Database();
MOZ_ASSERT(db);
nsRefPtr<IDBObjectStore> objectStore;
ErrorResult rv;
{
AutoSetCurrentTransaction asct(mTransaction);
objectStore = db->CreateObjectStoreInternal(mTransaction, info, rv);
}
ENSURE_SUCCESS(rv, false);
actor->SetObjectStore(objectStore);
objectStore->SetActor(actor);
return true;
}
return
IndexedDBTransactionParent::RecvPIndexedDBObjectStoreConstructor(aActor,
aParams);
}
PIndexedDBObjectStoreParent*
IndexedDBVersionChangeTransactionParent::AllocPIndexedDBObjectStoreParent(
const ObjectStoreConstructorParams& aParams)
{
if (aParams.type() ==
ObjectStoreConstructorParams::TCreateObjectStoreParams ||
mTransaction->GetMode() == IDBTransaction::VERSION_CHANGE) {
return new IndexedDBVersionChangeObjectStoreParent();
}
return IndexedDBTransactionParent::AllocPIndexedDBObjectStoreParent(aParams);
}
/*******************************************************************************
* IndexedDBCursorParent
******************************************************************************/
IndexedDBCursorParent::IndexedDBCursorParent(IDBCursor* aCursor)
: mCursor(aCursor)
{
MOZ_COUNT_CTOR(IndexedDBCursorParent);
MOZ_ASSERT(aCursor);
aCursor->SetActor(this);
}
IndexedDBCursorParent::~IndexedDBCursorParent()
{
MOZ_COUNT_DTOR(IndexedDBCursorParent);
}
bool
IndexedDBCursorParent::IsDisconnected() const
{
MOZ_ASSERT(mCursor);
return mCursor->Transaction()->GetActorParent()->IsDisconnected();
}
void
IndexedDBCursorParent::ActorDestroy(ActorDestroyReason aWhy)
{
MOZ_ASSERT(mCursor);
mCursor->SetActor(static_cast<IndexedDBCursorParent*>(NULL));
}
bool
IndexedDBCursorParent::RecvPIndexedDBRequestConstructor(
PIndexedDBRequestParent* aActor,
const CursorRequestParams& aParams)
{
MOZ_ASSERT(mCursor);
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
IndexedDBCursorRequestParent* actor =
static_cast<IndexedDBCursorRequestParent*>(aActor);
if (mCursor->Transaction()->Database()->IsInvalidated()) {
// If we've invalidated this database in the parent then we should bail out
// now to avoid logic problems that could force-kill the child.
return actor->Send__delete__(actor, NS_ERROR_DOM_INDEXEDDB_UNKNOWN_ERR);
}
switch (aParams.type()) {
case CursorRequestParams::TContinueParams:
return actor->Continue(aParams.get_ContinueParams());
default:
MOZ_CRASH("Unknown type!");
}
MOZ_CRASH("Should never get here!");
}
PIndexedDBRequestParent*
IndexedDBCursorParent::AllocPIndexedDBRequestParent(
const CursorRequestParams& aParams)
{
MOZ_ASSERT(mCursor);
return new IndexedDBCursorRequestParent(mCursor, aParams.type());
}
bool
IndexedDBCursorParent::DeallocPIndexedDBRequestParent(PIndexedDBRequestParent* aActor)
{
delete aActor;
return true;
}
/*******************************************************************************
* IndexedDBObjectStoreParent
******************************************************************************/
IndexedDBObjectStoreParent::IndexedDBObjectStoreParent()
{
MOZ_COUNT_CTOR(IndexedDBObjectStoreParent);
}
IndexedDBObjectStoreParent::~IndexedDBObjectStoreParent()
{
MOZ_COUNT_DTOR(IndexedDBObjectStoreParent);
}
void
IndexedDBObjectStoreParent::SetObjectStore(IDBObjectStore* aObjectStore)
{
// Sadly can't assert aObjectStore here...
MOZ_ASSERT(!mObjectStore);
mObjectStore = aObjectStore;
}
void
IndexedDBObjectStoreParent::ActorDestroy(ActorDestroyReason aWhy)
{
if (mObjectStore) {
mObjectStore->SetActor(static_cast<IndexedDBObjectStoreParent*>(NULL));
}
}
bool
IndexedDBObjectStoreParent::RecvDeleteIndex(const nsString& aName)
{
MOZ_CRASH("Should be overridden, don't call me!");
}
bool
IndexedDBObjectStoreParent::RecvPIndexedDBRequestConstructor(
PIndexedDBRequestParent* aActor,
const ObjectStoreRequestParams& aParams)
{
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
if (!mObjectStore) {
return true;
}
IndexedDBObjectStoreRequestParent* actor =
static_cast<IndexedDBObjectStoreRequestParent*>(aActor);
if (mObjectStore->Transaction()->Database()->IsInvalidated()) {
// If we've invalidated this database in the parent then we should bail out
// now to avoid logic problems that could force-kill the child.
return actor->Send__delete__(actor, NS_ERROR_DOM_INDEXEDDB_UNKNOWN_ERR);
}
switch (aParams.type()) {
case ObjectStoreRequestParams::TGetParams:
return actor->Get(aParams.get_GetParams());
case ObjectStoreRequestParams::TGetAllParams:
return actor->GetAll(aParams.get_GetAllParams());
case ObjectStoreRequestParams::TAddParams:
return actor->Add(aParams.get_AddParams());
case ObjectStoreRequestParams::TPutParams:
return actor->Put(aParams.get_PutParams());
case ObjectStoreRequestParams::TDeleteParams:
return actor->Delete(aParams.get_DeleteParams());
case ObjectStoreRequestParams::TClearParams:
return actor->Clear(aParams.get_ClearParams());
case ObjectStoreRequestParams::TCountParams:
return actor->Count(aParams.get_CountParams());
case ObjectStoreRequestParams::TOpenCursorParams:
return actor->OpenCursor(aParams.get_OpenCursorParams());
default:
MOZ_CRASH("Unknown type!");
}
MOZ_CRASH("Should never get here!");
}
bool
IndexedDBObjectStoreParent::RecvPIndexedDBIndexConstructor(
PIndexedDBIndexParent* aActor,
const IndexConstructorParams& aParams)
{
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
if (!mObjectStore) {
return true;
}
IndexedDBIndexParent* actor = static_cast<IndexedDBIndexParent*>(aActor);
if (aParams.type() == IndexConstructorParams::TGetIndexParams) {
const GetIndexParams& params = aParams.get_GetIndexParams();
const nsString& name = params.name();
nsRefPtr<IDBIndex> index;
{
AutoSetCurrentTransaction asct(mObjectStore->Transaction());
ErrorResult rv;
index = mObjectStore->Index(name, rv);
ENSURE_SUCCESS(rv, false);
actor->SetIndex(index);
}
index->SetActor(actor);
return true;
}
if (aParams.type() == IndexConstructorParams::TCreateIndexParams) {
MOZ_CRASH("Should be overridden, don't call me!");
}
MOZ_CRASH("Unknown param type!");
}
PIndexedDBRequestParent*
IndexedDBObjectStoreParent::AllocPIndexedDBRequestParent(
const ObjectStoreRequestParams& aParams)
{
return new IndexedDBObjectStoreRequestParent(mObjectStore, aParams.type());
}
bool
IndexedDBObjectStoreParent::DeallocPIndexedDBRequestParent(
PIndexedDBRequestParent* aActor)
{
delete aActor;
return true;
}
PIndexedDBIndexParent*
IndexedDBObjectStoreParent::AllocPIndexedDBIndexParent(
const IndexConstructorParams& aParams)
{
return new IndexedDBIndexParent();
}
bool
IndexedDBObjectStoreParent::DeallocPIndexedDBIndexParent(
PIndexedDBIndexParent* aActor)
{
delete aActor;
return true;
}
PIndexedDBCursorParent*
IndexedDBObjectStoreParent::AllocPIndexedDBCursorParent(
const ObjectStoreCursorConstructorParams& aParams)
{
MOZ_CRASH("Caller is supposed to manually construct a cursor!");
}
bool
IndexedDBObjectStoreParent::DeallocPIndexedDBCursorParent(
PIndexedDBCursorParent* aActor)
{
delete aActor;
return true;
}
/*******************************************************************************
* IndexedDBVersionChangeObjectStoreParent
******************************************************************************/
IndexedDBVersionChangeObjectStoreParent::
IndexedDBVersionChangeObjectStoreParent()
{
MOZ_COUNT_CTOR(IndexedDBVersionChangeObjectStoreParent);
}
IndexedDBVersionChangeObjectStoreParent::
~IndexedDBVersionChangeObjectStoreParent()
{
MOZ_COUNT_DTOR(IndexedDBVersionChangeObjectStoreParent);
}
bool
IndexedDBVersionChangeObjectStoreParent::RecvDeleteIndex(const nsString& aName)
{
MOZ_ASSERT(!mObjectStore ||
mObjectStore->Transaction()->GetMode() ==
IDBTransaction::VERSION_CHANGE);
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
if (!mObjectStore) {
return true;
}
if (mObjectStore->Transaction()->Database()->IsInvalidated()) {
// If we've invalidated this database in the parent then we should bail out
// now to avoid logic problems that could force-kill the child.
return true;
}
ErrorResult rv;
{
AutoSetCurrentTransaction asct(mObjectStore->Transaction());
mObjectStore->DeleteIndex(aName, rv);
}
ENSURE_SUCCESS(rv, false);
return true;
}
bool
IndexedDBVersionChangeObjectStoreParent::RecvPIndexedDBIndexConstructor(
PIndexedDBIndexParent* aActor,
const IndexConstructorParams& aParams)
{
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
if (!mObjectStore) {
return true;
}
if (mObjectStore->Transaction()->Database()->IsInvalidated()) {
// If we've invalidated this database in the parent then we should bail out
// now to avoid logic problems that could force-kill the child.
return true;
}
IndexedDBIndexParent* actor = static_cast<IndexedDBIndexParent*>(aActor);
if (aParams.type() == IndexConstructorParams::TCreateIndexParams) {
MOZ_ASSERT(mObjectStore->Transaction()->GetMode() ==
IDBTransaction::VERSION_CHANGE);
const CreateIndexParams& params = aParams.get_CreateIndexParams();
const IndexInfo& info = params.info();
nsRefPtr<IDBIndex> index;
{
AutoSetCurrentTransaction asct(mObjectStore->Transaction());
ErrorResult rv;
index = mObjectStore->CreateIndexInternal(info, rv);
ENSURE_SUCCESS(rv, false);
}
actor->SetIndex(index);
index->SetActor(actor);
return true;
}
return IndexedDBObjectStoreParent::RecvPIndexedDBIndexConstructor(aActor,
aParams);
}
/*******************************************************************************
* IndexedDBIndexParent
******************************************************************************/
IndexedDBIndexParent::IndexedDBIndexParent()
{
MOZ_COUNT_CTOR(IndexedDBIndexParent);
}
IndexedDBIndexParent::~IndexedDBIndexParent()
{
MOZ_COUNT_DTOR(IndexedDBIndexParent);
}
void
IndexedDBIndexParent::SetIndex(IDBIndex* aIndex)
{
MOZ_ASSERT(aIndex);
MOZ_ASSERT(!mIndex);
mIndex = aIndex;
}
void
IndexedDBIndexParent::ActorDestroy(ActorDestroyReason aWhy)
{
if (mIndex) {
mIndex->SetActor(static_cast<IndexedDBIndexParent*>(NULL));
}
}
bool
IndexedDBIndexParent::RecvPIndexedDBRequestConstructor(
PIndexedDBRequestParent* aActor,
const IndexRequestParams& aParams)
{
if (IsDisconnected()) {
// We're shutting down, ignore this request.
return true;
}
if (!mIndex) {
return true;
}
IndexedDBIndexRequestParent* actor =
static_cast<IndexedDBIndexRequestParent*>(aActor);
if (mIndex->ObjectStore()->Transaction()->Database()->IsInvalidated()) {
// If we've invalidated this database in the parent then we should bail out
// now to avoid logic problems that could force-kill the child.
return actor->Send__delete__(actor, NS_ERROR_DOM_INDEXEDDB_UNKNOWN_ERR);
}
switch (aParams.type()) {
case IndexRequestParams::TGetParams:
return actor->Get(aParams.get_GetParams());
case IndexRequestParams::TGetKeyParams:
return actor->GetKey(aParams.get_GetKeyParams());
case IndexRequestParams::TGetAllParams:
return actor->GetAll(aParams.get_GetAllParams());
case IndexRequestParams::TGetAllKeysParams:
return actor->GetAllKeys(aParams.get_GetAllKeysParams());
case IndexRequestParams::TCountParams:
return actor->Count(aParams.get_CountParams());
case IndexRequestParams::TOpenCursorParams:
return actor->OpenCursor(aParams.get_OpenCursorParams());
case IndexRequestParams::TOpenKeyCursorParams:
return actor->OpenKeyCursor(aParams.get_OpenKeyCursorParams());
default:
MOZ_CRASH("Unknown type!");
}
MOZ_CRASH("Should never get here!");
}
PIndexedDBRequestParent*
IndexedDBIndexParent::AllocPIndexedDBRequestParent(const IndexRequestParams& aParams)
{
return new IndexedDBIndexRequestParent(mIndex, aParams.type());
}
bool
IndexedDBIndexParent::DeallocPIndexedDBRequestParent(PIndexedDBRequestParent* aActor)
{
delete aActor;
return true;
}
PIndexedDBCursorParent*
IndexedDBIndexParent::AllocPIndexedDBCursorParent(
const IndexCursorConstructorParams& aParams)
{
MOZ_CRASH("Caller is supposed to manually construct a cursor!");
}
bool
IndexedDBIndexParent::DeallocPIndexedDBCursorParent(PIndexedDBCursorParent* aActor)
{
delete aActor;
return true;
}
/*******************************************************************************
* IndexedDBRequestParentBase
******************************************************************************/
IndexedDBRequestParentBase::IndexedDBRequestParentBase()
{
MOZ_COUNT_CTOR(IndexedDBRequestParentBase);
}
IndexedDBRequestParentBase::~IndexedDBRequestParentBase()
{
MOZ_COUNT_DTOR(IndexedDBRequestParentBase);
}
void
IndexedDBRequestParentBase::ActorDestroy(ActorDestroyReason aWhy)
{
if (mRequest) {
mRequest->SetActor(NULL);
}
}
/*******************************************************************************
* IndexedDBObjectStoreRequestParent
******************************************************************************/
IndexedDBObjectStoreRequestParent::IndexedDBObjectStoreRequestParent(
IDBObjectStore* aObjectStore,
RequestType aRequestType)
: mObjectStore(aObjectStore), mRequestType(aRequestType)
{
MOZ_COUNT_CTOR(IndexedDBObjectStoreRequestParent);
// Sadly can't assert aObjectStore here...
MOZ_ASSERT(aRequestType > ParamsUnionType::T__None &&
aRequestType <= ParamsUnionType::T__Last);
}
IndexedDBObjectStoreRequestParent::~IndexedDBObjectStoreRequestParent()
{
MOZ_COUNT_DTOR(IndexedDBObjectStoreRequestParent);
}
void
IndexedDBObjectStoreRequestParent::ConvertBlobActors(
const InfallibleTArray<PBlobParent*>& aActors,
nsTArray<nsCOMPtr<nsIDOMBlob> >& aBlobs)
{
MOZ_ASSERT(aBlobs.IsEmpty());
MOZ_ASSERT(mObjectStore);
if (!aActors.IsEmpty()) {
// Walk the chain to get to ContentParent.
MOZ_ASSERT(mObjectStore->Transaction()->Database()->GetContentParent());
uint32_t length = aActors.Length();
aBlobs.SetCapacity(length);
for (uint32_t index = 0; index < length; index++) {
BlobParent* actor = static_cast<BlobParent*>(aActors[index]);
aBlobs.AppendElement(actor->GetBlob());
}
}
}
bool
IndexedDBObjectStoreRequestParent::IsDisconnected()
{
MOZ_ASSERT(mObjectStore);
MOZ_ASSERT(mObjectStore->GetActorParent());
return mObjectStore->GetActorParent()->IsDisconnected();
}
bool
IndexedDBObjectStoreRequestParent::Get(const GetParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TGetParams);
MOZ_ASSERT(mObjectStore);
nsRefPtr<IDBRequest> request;
nsRefPtr<IDBKeyRange> keyRange =
IDBKeyRange::FromSerializedKeyRange(aParams.keyRange());
MOZ_ASSERT(keyRange);
{
AutoSetCurrentTransaction asct(mObjectStore->Transaction());
ErrorResult rv;
request = mObjectStore->GetInternal(keyRange, rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBObjectStoreRequestParent::GetAll(const GetAllParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TGetAllParams);
MOZ_ASSERT(mObjectStore);
nsRefPtr<IDBRequest> request;
const ipc::FIXME_Bug_521898_objectstore::OptionalKeyRange keyRangeUnion =
aParams.optionalKeyRange();
nsRefPtr<IDBKeyRange> keyRange;
switch (keyRangeUnion.type()) {
case ipc::FIXME_Bug_521898_objectstore::OptionalKeyRange::TKeyRange:
keyRange =
IDBKeyRange::FromSerializedKeyRange(keyRangeUnion.get_KeyRange());
break;
case ipc::FIXME_Bug_521898_objectstore::OptionalKeyRange::Tvoid_t:
break;
default:
MOZ_CRASH("Unknown param type!");
}
{
AutoSetCurrentTransaction asct(mObjectStore->Transaction());
ErrorResult rv;
request = mObjectStore->GetAllInternal(keyRange, aParams.limit(), rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBObjectStoreRequestParent::Add(const AddParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TAddParams);
MOZ_ASSERT(mObjectStore);
ipc::AddPutParams params = aParams.commonParams();
nsTArray<nsCOMPtr<nsIDOMBlob> > blobs;
ConvertBlobActors(params.blobsParent(), blobs);
nsRefPtr<IDBRequest> request;
{
AutoSetCurrentTransaction asct(mObjectStore->Transaction());
nsresult rv =
mObjectStore->AddOrPutInternal(params.cloneInfo(), params.key(),
params.indexUpdateInfos(), blobs, false,
getter_AddRefs(request));
NS_ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBObjectStoreRequestParent::Put(const PutParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TPutParams);
MOZ_ASSERT(mObjectStore);
ipc::AddPutParams params = aParams.commonParams();
nsTArray<nsCOMPtr<nsIDOMBlob> > blobs;
ConvertBlobActors(params.blobsParent(), blobs);
nsRefPtr<IDBRequest> request;
{
AutoSetCurrentTransaction asct(mObjectStore->Transaction());
nsresult rv =
mObjectStore->AddOrPutInternal(params.cloneInfo(), params.key(),
params.indexUpdateInfos(), blobs, true,
getter_AddRefs(request));
NS_ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBObjectStoreRequestParent::Delete(const DeleteParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TDeleteParams);
MOZ_ASSERT(mObjectStore);
nsRefPtr<IDBRequest> request;
nsRefPtr<IDBKeyRange> keyRange =
IDBKeyRange::FromSerializedKeyRange(aParams.keyRange());
MOZ_ASSERT(keyRange);
{
AutoSetCurrentTransaction asct(mObjectStore->Transaction());
ErrorResult rv;
request = mObjectStore->DeleteInternal(keyRange, rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBObjectStoreRequestParent::Clear(const ClearParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TClearParams);
MOZ_ASSERT(mObjectStore);
nsRefPtr<IDBRequest> request;
{
AutoSetCurrentTransaction asct(mObjectStore->Transaction());
ErrorResult rv;
request = mObjectStore->Clear(rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBObjectStoreRequestParent::Count(const CountParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TCountParams);
MOZ_ASSERT(mObjectStore);
const ipc::FIXME_Bug_521898_objectstore::OptionalKeyRange keyRangeUnion =
aParams.optionalKeyRange();
nsRefPtr<IDBKeyRange> keyRange;
switch (keyRangeUnion.type()) {
case ipc::FIXME_Bug_521898_objectstore::OptionalKeyRange::TKeyRange:
keyRange =
IDBKeyRange::FromSerializedKeyRange(keyRangeUnion.get_KeyRange());
break;
case ipc::FIXME_Bug_521898_objectstore::OptionalKeyRange::Tvoid_t:
break;
default:
MOZ_CRASH("Unknown param type!");
}
nsRefPtr<IDBRequest> request;
{
AutoSetCurrentTransaction asct(mObjectStore->Transaction());
ErrorResult rv;
request = mObjectStore->CountInternal(keyRange, rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBObjectStoreRequestParent::OpenCursor(const OpenCursorParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TOpenCursorParams);
MOZ_ASSERT(mObjectStore);
const ipc::FIXME_Bug_521898_objectstore::OptionalKeyRange keyRangeUnion =
aParams.optionalKeyRange();
nsRefPtr<IDBKeyRange> keyRange;
switch (keyRangeUnion.type()) {
case ipc::FIXME_Bug_521898_objectstore::OptionalKeyRange::TKeyRange:
keyRange =
IDBKeyRange::FromSerializedKeyRange(keyRangeUnion.get_KeyRange());
break;
case ipc::FIXME_Bug_521898_objectstore::OptionalKeyRange::Tvoid_t:
break;
default:
MOZ_CRASH("Unknown param type!");
}
size_t direction = static_cast<size_t>(aParams.direction());
nsRefPtr<IDBRequest> request;
{
AutoSetCurrentTransaction asct(mObjectStore->Transaction());
ErrorResult rv;
request = mObjectStore->OpenCursorInternal(keyRange, direction, rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
/*******************************************************************************
* IndexedDBIndexRequestParent
******************************************************************************/
IndexedDBIndexRequestParent::IndexedDBIndexRequestParent(
IDBIndex* aIndex,
RequestType aRequestType)
: mIndex(aIndex), mRequestType(aRequestType)
{
MOZ_COUNT_CTOR(IndexedDBIndexRequestParent);
// Sadly can't assert aIndex here...
MOZ_ASSERT(aRequestType > ParamsUnionType::T__None &&
aRequestType <= ParamsUnionType::T__Last);
}
IndexedDBIndexRequestParent::~IndexedDBIndexRequestParent()
{
MOZ_COUNT_DTOR(IndexedDBIndexRequestParent);
}
bool
IndexedDBIndexRequestParent::IsDisconnected()
{
MOZ_ASSERT(mIndex);
MOZ_ASSERT(mIndex->GetActorParent());
return mIndex->GetActorParent()->IsDisconnected();
}
bool
IndexedDBIndexRequestParent::Get(const GetParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TGetParams);
MOZ_ASSERT(mIndex);
nsRefPtr<IDBRequest> request;
nsRefPtr<IDBKeyRange> keyRange =
IDBKeyRange::FromSerializedKeyRange(aParams.keyRange());
MOZ_ASSERT(keyRange);
{
AutoSetCurrentTransaction asct(mIndex->ObjectStore()->Transaction());
ErrorResult rv;
request = mIndex->GetInternal(keyRange, rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBIndexRequestParent::GetKey(const GetKeyParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TGetKeyParams);
MOZ_ASSERT(mIndex);
nsRefPtr<IDBRequest> request;
nsRefPtr<IDBKeyRange> keyRange =
IDBKeyRange::FromSerializedKeyRange(aParams.keyRange());
MOZ_ASSERT(keyRange);
{
AutoSetCurrentTransaction asct(mIndex->ObjectStore()->Transaction());
ErrorResult rv;
request = mIndex->GetKeyInternal(keyRange, rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBIndexRequestParent::GetAll(const GetAllParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TGetAllParams);
MOZ_ASSERT(mIndex);
nsRefPtr<IDBRequest> request;
const ipc::FIXME_Bug_521898_index::OptionalKeyRange keyRangeUnion =
aParams.optionalKeyRange();
nsRefPtr<IDBKeyRange> keyRange;
switch (keyRangeUnion.type()) {
case ipc::FIXME_Bug_521898_index::OptionalKeyRange::TKeyRange:
keyRange =
IDBKeyRange::FromSerializedKeyRange(keyRangeUnion.get_KeyRange());
break;
case ipc::FIXME_Bug_521898_index::OptionalKeyRange::Tvoid_t:
break;
default:
MOZ_CRASH("Unknown param type!");
}
{
AutoSetCurrentTransaction asct(mIndex->ObjectStore()->Transaction());
ErrorResult rv;
request = mIndex->GetAllInternal(keyRange, aParams.limit(), rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBIndexRequestParent::GetAllKeys(const GetAllKeysParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TGetAllKeysParams);
MOZ_ASSERT(mIndex);
nsRefPtr<IDBRequest> request;
const ipc::FIXME_Bug_521898_index::OptionalKeyRange keyRangeUnion =
aParams.optionalKeyRange();
nsRefPtr<IDBKeyRange> keyRange;
switch (keyRangeUnion.type()) {
case ipc::FIXME_Bug_521898_index::OptionalKeyRange::TKeyRange:
keyRange =
IDBKeyRange::FromSerializedKeyRange(keyRangeUnion.get_KeyRange());
break;
case ipc::FIXME_Bug_521898_index::OptionalKeyRange::Tvoid_t:
break;
default:
MOZ_CRASH("Unknown param type!");
}
{
AutoSetCurrentTransaction asct(mIndex->ObjectStore()->Transaction());
ErrorResult rv;
request = mIndex->GetAllKeysInternal(keyRange, aParams.limit(), rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBIndexRequestParent::Count(const CountParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TCountParams);
MOZ_ASSERT(mIndex);
const ipc::FIXME_Bug_521898_index::OptionalKeyRange keyRangeUnion =
aParams.optionalKeyRange();
nsRefPtr<IDBKeyRange> keyRange;
switch (keyRangeUnion.type()) {
case ipc::FIXME_Bug_521898_index::OptionalKeyRange::TKeyRange:
keyRange =
IDBKeyRange::FromSerializedKeyRange(keyRangeUnion.get_KeyRange());
break;
case ipc::FIXME_Bug_521898_index::OptionalKeyRange::Tvoid_t:
break;
default:
MOZ_CRASH("Unknown param type!");
}
nsRefPtr<IDBRequest> request;
{
AutoSetCurrentTransaction asct(mIndex->ObjectStore()->Transaction());
ErrorResult rv;
request = mIndex->CountInternal(keyRange, rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBIndexRequestParent::OpenCursor(const OpenCursorParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TOpenCursorParams);
MOZ_ASSERT(mIndex);
const ipc::FIXME_Bug_521898_index::OptionalKeyRange keyRangeUnion =
aParams.optionalKeyRange();
nsRefPtr<IDBKeyRange> keyRange;
switch (keyRangeUnion.type()) {
case ipc::FIXME_Bug_521898_index::OptionalKeyRange::TKeyRange:
keyRange =
IDBKeyRange::FromSerializedKeyRange(keyRangeUnion.get_KeyRange());
break;
case ipc::FIXME_Bug_521898_objectstore::OptionalKeyRange::Tvoid_t:
break;
default:
MOZ_CRASH("Unknown param type!");
}
size_t direction = static_cast<size_t>(aParams.direction());
nsRefPtr<IDBRequest> request;
{
AutoSetCurrentTransaction asct(mIndex->ObjectStore()->Transaction());
nsresult rv =
mIndex->OpenCursorInternal(keyRange, direction, getter_AddRefs(request));
NS_ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
bool
IndexedDBIndexRequestParent::OpenKeyCursor(const OpenKeyCursorParams& aParams)
{
MOZ_ASSERT(mRequestType == ParamsUnionType::TOpenKeyCursorParams);
MOZ_ASSERT(mIndex);
const ipc::FIXME_Bug_521898_index::OptionalKeyRange keyRangeUnion =
aParams.optionalKeyRange();
nsRefPtr<IDBKeyRange> keyRange;
switch (keyRangeUnion.type()) {
case ipc::FIXME_Bug_521898_index::OptionalKeyRange::TKeyRange:
keyRange =
IDBKeyRange::FromSerializedKeyRange(keyRangeUnion.get_KeyRange());
break;
case ipc::FIXME_Bug_521898_objectstore::OptionalKeyRange::Tvoid_t:
break;
default:
MOZ_CRASH("Unknown param type!");
}
size_t direction = static_cast<size_t>(aParams.direction());
nsRefPtr<IDBRequest> request;
{
AutoSetCurrentTransaction asct(mIndex->ObjectStore()->Transaction());
ErrorResult rv;
request = mIndex->OpenKeyCursorInternal(keyRange, direction, rv);
ENSURE_SUCCESS(rv, false);
}
request->SetActor(this);
mRequest.swap(request);
return true;
}
/*******************************************************************************
* IndexedDBCursorRequestParent
******************************************************************************/
IndexedDBCursorRequestParent::IndexedDBCursorRequestParent(
IDBCursor* aCursor,
RequestType aRequestType)
: mCursor(aCursor), mRequestType(aRequestType)
{
MOZ_COUNT_CTOR(IndexedDBCursorRequestParent);
MOZ_ASSERT(aCursor);
MOZ_ASSERT(aRequestType > ParamsUnionType::T__None &&
aRequestType <= ParamsUnionType::T__Last);
}
IndexedDBCursorRequestParent::~IndexedDBCursorRequestParent()
{
MOZ_COUNT_DTOR(IndexedDBCursorRequestParent);
}
bool
IndexedDBCursorRequestParent::IsDisconnected()
{
MOZ_ASSERT(mCursor);
MOZ_ASSERT(mCursor->GetActorParent());
return mCursor->GetActorParent()->IsDisconnected();
}
bool
IndexedDBCursorRequestParent::Continue(const ContinueParams& aParams)
{
MOZ_ASSERT(mCursor);
MOZ_ASSERT(mRequestType == ParamsUnionType::TContinueParams);
{
AutoSetCurrentTransaction asct(mCursor->Transaction());
nsresult rv = mCursor->ContinueInternal(aParams.key(), aParams.count());
NS_ENSURE_SUCCESS(rv, false);
}
mRequest = mCursor->Request();
MOZ_ASSERT(mRequest);
mRequest->SetActor(this);
return true;
}
/*******************************************************************************
* IndexedDBDeleteDatabaseRequestParent
******************************************************************************/
IndexedDBDeleteDatabaseRequestParent::IndexedDBDeleteDatabaseRequestParent(
IDBFactory* aFactory)
: mEventListener(MOZ_THIS_IN_INITIALIZER_LIST()), mFactory(aFactory)
{
MOZ_COUNT_CTOR(IndexedDBDeleteDatabaseRequestParent);
MOZ_ASSERT(aFactory);
}
IndexedDBDeleteDatabaseRequestParent::~IndexedDBDeleteDatabaseRequestParent()
{
MOZ_COUNT_DTOR(IndexedDBDeleteDatabaseRequestParent);
}
nsresult
IndexedDBDeleteDatabaseRequestParent::HandleEvent(nsIDOMEvent* aEvent)
{
MOZ_ASSERT(aEvent);
if (IsDisconnected()) {
// We're shutting down, ignore this event.
return NS_OK;
}
nsString type;
nsresult rv = aEvent->GetType(type);
NS_ENSURE_SUCCESS(rv, rv);
if (type.EqualsASCII(BLOCKED_EVT_STR)) {
nsCOMPtr<IDBVersionChangeEvent> event = do_QueryInterface(aEvent);
MOZ_ASSERT(event);
uint64_t currentVersion = event->OldVersion();
if (!SendBlocked(currentVersion)) {
return NS_ERROR_FAILURE;
}
return NS_OK;
}
#ifdef DEBUG
if (type.EqualsASCII(SUCCESS_EVT_STR)) {
MOZ_ASSERT(NS_SUCCEEDED(mOpenRequest->GetErrorCode()));
}
else {
MOZ_ASSERT(type.EqualsASCII(ERROR_EVT_STR));
MOZ_ASSERT(NS_FAILED(mOpenRequest->GetErrorCode()));
}
#endif
if (!Send__delete__(this, mOpenRequest->GetErrorCode())) {
return NS_ERROR_FAILURE;
}
return NS_OK;
}
nsresult
IndexedDBDeleteDatabaseRequestParent::SetOpenRequest(
IDBOpenDBRequest* aOpenRequest)
{
MOZ_ASSERT(aOpenRequest);
MOZ_ASSERT(!mOpenRequest);
EventTarget* target = static_cast<EventTarget*>(aOpenRequest);
nsresult rv = target->AddEventListener(NS_LITERAL_STRING(SUCCESS_EVT_STR),
mEventListener, false);
NS_ENSURE_SUCCESS(rv, rv);
rv = target->AddEventListener(NS_LITERAL_STRING(ERROR_EVT_STR),
mEventListener, false);
NS_ENSURE_SUCCESS(rv, rv);
rv = target->AddEventListener(NS_LITERAL_STRING(BLOCKED_EVT_STR),
mEventListener, false);
NS_ENSURE_SUCCESS(rv, rv);
mOpenRequest = aOpenRequest;
return NS_OK;
}
/*******************************************************************************
* WeakEventListener
******************************************************************************/
NS_IMPL_ISUPPORTS1(WeakEventListenerBase, nsIDOMEventListener)
NS_IMETHODIMP
WeakEventListenerBase::HandleEvent(nsIDOMEvent* aEvent)
{
MOZ_CRASH("This must be overridden!");
}