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/*
* Copyright (C) 2010 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_FILESYSTEM_LOCAL_FILE_SYSTEM_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_FILESYSTEM_LOCAL_FILE_SYSTEM_H_
#include <memory>
#include "base/callback.h"
#include "base/macros.h"
#include "third_party/blink/public/mojom/filesystem/file_system.mojom-blink-forward.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/workers/worker_global_scope.h"
#include "third_party/blink/renderer/platform/bindings/name_client.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
#include "third_party/blink/renderer/platform/supplementable.h"
#include "third_party/blink/renderer/platform/wtf/forward.h"
#include "third_party/blink/renderer/platform/wtf/functional.h"
namespace blink {
class ExecutionContext;
class FileSystemCallbacks;
class KURL;
class ResolveURICallbacks;
class LocalFileSystem final : public GarbageCollected<LocalFileSystem>,
public Supplement<LocalFrame>,
public Supplement<WorkerGlobalScope>,
public NameClient {
USING_GARBAGE_COLLECTED_MIXIN(LocalFileSystem);
public:
enum SynchronousType { kAsynchronous, kSynchronous };
static const char kSupplementName[];
explicit LocalFileSystem(LocalFrame&);
explicit LocalFileSystem(WorkerGlobalScope&);
~LocalFileSystem();
void ResolveURL(ExecutionContext*,
const KURL&,
std::unique_ptr<ResolveURICallbacks>,
SynchronousType sync_type);
void RequestFileSystem(ExecutionContext*,
mojom::blink::FileSystemType,
int64_t size,
std::unique_ptr<FileSystemCallbacks>,
SynchronousType sync_type);
static LocalFileSystem* From(ExecutionContext&);
void Trace(blink::Visitor*) override;
const char* NameInHeapSnapshot() const override { return "LocalFileSystem"; }
private:
void ResolveURLCallback(ExecutionContext* context,
const KURL& file_system_url,
std::unique_ptr<ResolveURICallbacks> callbacks,
SynchronousType sync_type,
bool allowed);
void RequestFileSystemCallback(ExecutionContext* context,
mojom::blink::FileSystemType type,
std::unique_ptr<FileSystemCallbacks> callbacks,
SynchronousType sync_type,
bool allowed);
void RequestFileSystemAccessInternal(ExecutionContext*,
base::OnceCallback<void(bool)> callback);
void FileSystemNotAllowedInternal(ExecutionContext*,
std::unique_ptr<FileSystemCallbacks>);
void FileSystemNotAllowedInternal(ExecutionContext*,
std::unique_ptr<ResolveURICallbacks>);
void FileSystemAllowedInternal(ExecutionContext*,
mojom::blink::FileSystemType,
std::unique_ptr<FileSystemCallbacks> callbacks,
SynchronousType sync_type);
void ResolveURLInternal(ExecutionContext*,
const KURL&,
std::unique_ptr<ResolveURICallbacks>,
SynchronousType sync_type);
DISALLOW_COPY_AND_ASSIGN(LocalFileSystem);
};
void ProvideLocalFileSystemTo(LocalFrame&);
void ProvideLocalFileSystemToWorker(WorkerGlobalScope&);
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_FILESYSTEM_LOCAL_FILE_SYSTEM_H_
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