already_AddRefed<IDBRequest> IDBCursor::Update(JSContext* aCx, JS::Handle<JS::Value> aValue, ErrorResult& aRv) { AssertIsOnOwningThread(); if (!mTransaction->IsOpen()) { aRv.Throw(NS_ERROR_DOM_INDEXEDDB_TRANSACTION_INACTIVE_ERR); return nullptr; } if (!mHaveValue || mType == Type_ObjectStoreKey || mType == Type_IndexKey) { aRv.Throw(NS_ERROR_DOM_INDEXEDDB_NOT_ALLOWED_ERR); return nullptr; } if (!mTransaction->IsWriteAllowed()) { aRv.Throw(NS_ERROR_DOM_INDEXEDDB_READ_ONLY_ERR); return nullptr; } MOZ_ASSERT(mType == Type_ObjectStore || mType == Type_Index); MOZ_ASSERT(!mKey.IsUnset()); MOZ_ASSERT_IF(mType == Type_Index, !mPrimaryKey.IsUnset()); IDBObjectStore* objectStore; if (mType == Type_ObjectStore) { objectStore = mSourceObjectStore; } else { objectStore = mSourceIndex->ObjectStore(); } MOZ_ASSERT(objectStore); const Key& primaryKey = (mType == Type_ObjectStore) ? mKey : mPrimaryKey; nsRefPtr<IDBRequest> request; if (objectStore->HasValidKeyPath()) { // Make sure the object given has the correct keyPath value set on it. const KeyPath& keyPath = objectStore->GetKeyPath(); Key key; aRv = keyPath.ExtractKey(aCx, aValue, key); if (aRv.Failed()) { return nullptr; } if (key != primaryKey) { aRv.Throw(NS_ERROR_DOM_INDEXEDDB_DATA_ERR); return nullptr; } request = objectStore->AddOrPut(aCx, aValue, /* aKey */ JS::UndefinedHandleValue, /* aOverwrite */ true, /* aFromCursor */ true, aRv); if (aRv.Failed()) { return nullptr; } } else { JS::Rooted<JS::Value> keyVal(aCx); aRv = primaryKey.ToJSVal(aCx, &keyVal); if (aRv.Failed()) { return nullptr; } request = objectStore->AddOrPut(aCx, aValue, keyVal, /* aOverwrite */ true, /* aFromCursor */ true, aRv); if (aRv.Failed()) { return nullptr; } } request->SetSource(this); if (mType == Type_ObjectStore) { IDB_LOG_MARK("IndexedDB %s: Child Transaction[%lld] Request[%llu]: " "database(%s).transaction(%s).objectStore(%s)." "cursor(%s).update(%s)", "IndexedDB %s: C T[%lld] R[%llu]: IDBCursor.update()", IDB_LOG_ID_STRING(), mTransaction->LoggingSerialNumber(), request->LoggingSerialNumber(), IDB_LOG_STRINGIFY(mTransaction->Database()), IDB_LOG_STRINGIFY(mTransaction), IDB_LOG_STRINGIFY(objectStore), IDB_LOG_STRINGIFY(mDirection), IDB_LOG_STRINGIFY(objectStore, primaryKey)); } else { IDB_LOG_MARK("IndexedDB %s: Child Transaction[%lld] Request[%llu]: " "database(%s).transaction(%s).objectStore(%s)." "index(%s).cursor(%s).update(%s)", "IndexedDB %s: C T[%lld] R[%llu]: IDBCursor.update()", IDB_LOG_ID_STRING(), mTransaction->LoggingSerialNumber(), request->LoggingSerialNumber(), IDB_LOG_STRINGIFY(mTransaction->Database()), IDB_LOG_STRINGIFY(mTransaction), IDB_LOG_STRINGIFY(objectStore), IDB_LOG_STRINGIFY(mSourceIndex), IDB_LOG_STRINGIFY(mDirection), IDB_LOG_STRINGIFY(objectStore, primaryKey)); } return request.forget(); }