// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef WEBKIT_FILEAPI_ISOLATED_MOUNT_POINT_PROVIDER_H_
#define WEBKIT_FILEAPI_ISOLATED_MOUNT_POINT_PROVIDER_H_

#include <vector>

#include "base/memory/scoped_ptr.h"
#include "webkit/fileapi/file_system_mount_point_provider.h"

namespace fileapi {

class IsolatedContext;

class IsolatedMountPointProvider : public FileSystemMountPointProvider {
 public:
  typedef FileSystemMountPointProvider::ValidateFileSystemCallback
      ValidateFileSystemCallback;

  IsolatedMountPointProvider();
  virtual ~IsolatedMountPointProvider();

  // FileSystemMountPointProvider implementation.
  virtual void ValidateFileSystemRoot(
      const GURL& origin_url,
      FileSystemType type,
      bool create,
      const ValidateFileSystemCallback& callback) OVERRIDE;
  virtual FilePath GetFileSystemRootPathOnFileThread(
      const GURL& origin_url,
      FileSystemType type,
      const FilePath& virtual_path,
      bool create) OVERRIDE;
  virtual bool IsAccessAllowed(const GURL& origin_url,
                               FileSystemType type,
                               const FilePath& virtual_path) OVERRIDE;
  virtual bool IsRestrictedFileName(const FilePath& filename) const OVERRIDE;
  virtual std::vector<FilePath> GetRootDirectories() const OVERRIDE;
  virtual FileSystemFileUtil* GetFileUtil() OVERRIDE;
  virtual FilePath GetPathForPermissionsCheck(const FilePath& virtual_path)
      const OVERRIDE;
  virtual FileSystemOperationInterface* CreateFileSystemOperation(
      const GURL& origin_url,
      FileSystemType file_system_type,
      const FilePath& virtual_path,
      FileSystemContext* context) const OVERRIDE;
  virtual webkit_blob::FileReader* CreateFileReader(
    const GURL& url,
    int64 offset,
    FileSystemContext* context) const OVERRIDE;
  virtual FileWriter* CreateFileWriter(
    const GURL& url,
    int64 offset,
    FileSystemContext* context) const OVERRIDE;
  virtual FileSystemQuotaUtil* GetQuotaUtil() OVERRIDE;

 private:
  IsolatedContext* isolated_context() const;
  FilePath GetPathFromURL(const GURL& url) const;

  scoped_ptr<FileSystemFileUtil> isolated_file_util_;
};

}  // namespace fileapi

#endif  // WEBKIT_FILEAPI_ISOLATED_MOUNT_POINT_PROVIDER_H_