chrome/browser/chromeos/extensions/file_manager/private_api_util.h

// Copyright 2013 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.
//
// This file provides utility functions for fileManagerPrivate API.

#ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_PRIVATE_API_UTIL_H_
#define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_PRIVATE_API_UTIL_H_

#include <vector>

#include "base/callback_forward.h"

class GURL;
class Profile;

namespace base {
class FilePath;
}

namespace content {
class RenderFrameHost;
}

namespace drive {
class EventLogger;
}

namespace extensions {
namespace api {
namespace file_manager_private {
struct VolumeMetadata;
}
}
}

namespace ui {
struct SelectedFileInfo;
}

namespace file_manager {

class Volume;

namespace util {

// Converts the |volume| to VolumeMetadata to communicate with JavaScript via
// private API.
void VolumeToVolumeMetadata(
    Profile* profile,
    const Volume& volume,
    extensions::api::file_manager_private::VolumeMetadata* volume_metadata);

// Returns the local FilePath associated with |url|. If the file isn't of the
// type FileSystemBackend handles, returns an empty
// FilePath. |render_frame_host| and |profile| are needed to obtain the
// FileSystemContext currently in use.
//
// Local paths will look like "/home/chronos/user/Downloads/foo/bar.txt" or
// "/special/drive/foo/bar.txt".
base::FilePath GetLocalPathFromURL(content::RenderFrameHost* render_frame_host,
                                   Profile* profile,
                                   const GURL& url);

// The callback type is used for GetSelectedFileInfo().
typedef base::Callback<void(const std::vector<ui::SelectedFileInfo>&)>
    GetSelectedFileInfoCallback;

// Option enum to control how to set the ui::SelectedFileInfo::local_path
// fields in GetSelectedFileInfo() for Drive files.
// NO_LOCAL_PATH_RESOLUTION:
//   Does nothing. Set the Drive path as-is.
// NEED_LOCAL_PATH_FOR_OPENING:
//   Sets the path to a local cache file.
// NEED_LOCAL_PATH_FOR_SAVING:
//   Sets the path to a local cache file. Modification to the file is monitored
//   and automatically synced to the Drive server.
enum GetSelectedFileInfoLocalPathOption {
  NO_LOCAL_PATH_RESOLUTION,
  NEED_LOCAL_PATH_FOR_OPENING,
  NEED_LOCAL_PATH_FOR_SAVING,
};

// Gets the information for |file_urls|.
void GetSelectedFileInfo(content::RenderFrameHost* render_frame_host,
                         Profile* profile,
                         const std::vector<GURL>& file_urls,
                         GetSelectedFileInfoLocalPathOption local_path_option,
                         GetSelectedFileInfoCallback callback);

// Grants permission to access per-profile folder (Downloads, Drive) of
// |profile| for the process |render_view_process_id|.
void SetupProfileFileAccessPermissions(int render_view_process_id,
                                       Profile* profile);

// Get event logger to chrome://drive-internals page for the |profile|.
drive::EventLogger* GetLogger(Profile* profile);

}  // namespace util
}  // namespace file_manager

#endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_PRIVATE_API_UTIL_H_