CreateFileTask::CreateFileTask(FileSystemBase* aFileSystem,
const FileSystemCreateFileParams& aParam,
FileSystemRequestParent* aParent)
: FileSystemTaskBase(aFileSystem, aParam, aParent)
, mReplace(false)
{
MOZ_ASSERT(XRE_IsParentProcess(),
"Only call from parent process!");
MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread!");
MOZ_ASSERT(aFileSystem);
GetOutputBufferSize();
mTargetRealPath = aParam.realPath();
mReplace = aParam.replace();
auto& data = aParam.data();
if (data.type() == FileSystemFileDataValue::TArrayOfuint8_t) {
mArrayData = data;
return;
}
BlobParent* bp = static_cast<BlobParent*>(static_cast<PBlobParent*>(data));
RefPtr<BlobImpl> blobImpl = bp->GetBlobImpl();
MOZ_ASSERT(blobImpl, "blobData should not be null.");
ErrorResult rv;
blobImpl->GetInternalStream(getter_AddRefs(mBlobStream), rv);
if (NS_WARN_IF(rv.Failed())) {
rv.SuppressException();
}
}
CreateFileTask::CreateFileTask(FileSystemBase* aFileSystem,
const FileSystemCreateFileParams& aParam,
FileSystemRequestParent* aParent)
: FileSystemTaskBase(aFileSystem, aParam, aParent)
, mReplace(false)
{
MOZ_ASSERT(FileSystemUtils::IsParentProcess(),
"Only call from parent process!");
MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread!");
MOZ_ASSERT(aFileSystem);
GetOutputBufferSize();
mTargetRealPath = aParam.realPath();
mReplace = aParam.replace();
auto& data = aParam.data();
if (data.type() == FileSystemFileDataValue::TArrayOfuint8_t) {
mArrayData = data;
return;
}
BlobParent* bp = static_cast<BlobParent*>(static_cast<PBlobParent*>(data));
nsCOMPtr<nsIDOMBlob> blobData = bp->GetBlob();
MOZ_ASSERT(blobData, "blobData should not be null.");
nsresult rv = blobData->GetInternalStream(getter_AddRefs(mBlobStream));
NS_WARN_IF(NS_FAILED(rv));
}
FileSystemParams
CreateFileTask::GetRequestParams(const nsString& aFileSystem) const
{
MOZ_ASSERT(NS_IsMainThread(), "Only call on main thread!");
FileSystemCreateFileParams param;
param.filesystem() = aFileSystem;
param.realPath() = mTargetRealPath;
param.replace() = mReplace;
if (mBlobData) {
BlobChild* actor
= ContentChild::GetSingleton()->GetOrCreateActorForBlob(mBlobData);
if (actor) {
param.data() = actor;
}
} else {
param.data() = mArrayData;
}
return param;
}
/* static */ already_AddRefed<CreateFileTaskParent>
CreateFileTaskParent::Create(FileSystemBase* aFileSystem,
const FileSystemCreateFileParams& aParam,
FileSystemRequestParent* aParent,
ErrorResult& aRv)
{
MOZ_ASSERT(XRE_IsParentProcess(), "Only call from parent process!");
AssertIsOnBackgroundThread();
MOZ_ASSERT(aFileSystem);
RefPtr<CreateFileTaskParent> task =
new CreateFileTaskParent(aFileSystem, aParam, aParent);
NS_ConvertUTF16toUTF8 path(aParam.realPath());
aRv = NS_NewNativeLocalFile(path, true, getter_AddRefs(task->mTargetPath));
if (NS_WARN_IF(aRv.Failed())) {
return nullptr;
}
task->mReplace = aParam.replace();
const FileSystemFileDataValue& data = aParam.data();
if (data.type() == FileSystemFileDataValue::TArrayOfuint8_t) {
task->mArrayData = data;
return task.forget();
}
MOZ_ASSERT(data.type() == FileSystemFileDataValue::TPBlobParent);
BlobParent* bp = static_cast<BlobParent*>(static_cast<PBlobParent*>(data));
task->mBlobImpl = bp->GetBlobImpl();
MOZ_ASSERT(task->mBlobImpl, "blobData should not be null.");
return task.forget();
}