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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/file_system_access/file_system_access_transfer_token_impl.h"
#include "content/browser/file_system_access/file_system_access_directory_handle_impl.h"
#include "content/browser/file_system_access/file_system_access_file_handle_impl.h"
#include "third_party/blink/public/mojom/file_system_access/file_system_access_directory_handle.mojom.h"
namespace content {
using HandleType = FileSystemAccessPermissionContext::HandleType;
using SharedHandleState = FileSystemAccessManagerImpl::SharedHandleState;
FileSystemAccessTransferTokenImpl::FileSystemAccessTransferTokenImpl(
const storage::FileSystemURL& url,
const url::Origin& origin,
const std::string& display_name,
const FileSystemAccessManagerImpl::SharedHandleState& handle_state,
HandleType handle_type,
FileSystemAccessManagerImpl* manager,
mojo::PendingReceiver<blink::mojom::FileSystemAccessTransferToken> receiver)
: token_(base::UnguessableToken::Create()),
handle_type_(handle_type),
manager_(manager),
url_(url),
origin_(origin),
display_name_(display_name),
handle_state_(handle_state) {
DCHECK(manager_);
DCHECK(url.origin().opaque() || url.origin() == origin);
receivers_.set_disconnect_handler(
base::BindRepeating(&FileSystemAccessTransferTokenImpl::OnMojoDisconnect,
base::Unretained(this)));
receivers_.Add(this, std::move(receiver));
}
FileSystemAccessTransferTokenImpl::~FileSystemAccessTransferTokenImpl() =
default;
std::unique_ptr<FileSystemAccessFileHandleImpl>
FileSystemAccessTransferTokenImpl::CreateFileHandle(
const FileSystemAccessManagerImpl::BindingContext& binding_context) const {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
DCHECK_EQ(handle_type_, HandleType::kFile);
return std::make_unique<FileSystemAccessFileHandleImpl>(
manager_, binding_context, url_, display_name_, handle_state_);
}
std::unique_ptr<FileSystemAccessDirectoryHandleImpl>
FileSystemAccessTransferTokenImpl::CreateDirectoryHandle(
const FileSystemAccessManagerImpl::BindingContext& binding_context) const {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
DCHECK_EQ(handle_type_, HandleType::kDirectory);
return std::make_unique<FileSystemAccessDirectoryHandleImpl>(
manager_, binding_context, url_, handle_state_);
}
FileSystemAccessPermissionGrant*
FileSystemAccessTransferTokenImpl::GetReadGrant() const {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
return handle_state_.read_grant.get();
}
FileSystemAccessPermissionGrant*
FileSystemAccessTransferTokenImpl::GetWriteGrant() const {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
return handle_state_.write_grant.get();
}
void FileSystemAccessTransferTokenImpl::GetInternalID(
GetInternalIDCallback callback) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
std::move(callback).Run(token_);
}
void FileSystemAccessTransferTokenImpl::OnMojoDisconnect() {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
if (receivers_.empty()) {
manager_->RemoveToken(token_);
}
}
void FileSystemAccessTransferTokenImpl::Clone(
mojo::PendingReceiver<blink::mojom::FileSystemAccessTransferToken>
clone_receiver) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
receivers_.Add(this, std::move(clone_receiver));
}
} // namespace content
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