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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 //
      5 // This file provides utility functions for fileManagerPrivate API.
      6 
      7 #ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_PRIVATE_API_UTIL_H_
      8 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_PRIVATE_API_UTIL_H_
      9 
     10 #include <vector>
     11 
     12 #include "base/callback_forward.h"
     13 
     14 class GURL;
     15 class Profile;
     16 
     17 namespace base {
     18 class FilePath;
     19 }
     20 
     21 namespace content {
     22 class RenderViewHost;
     23 }
     24 
     25 namespace drive {
     26 class EventLogger;
     27 }
     28 
     29 namespace extensions {
     30 namespace api {
     31 namespace file_manager_private {
     32 struct VolumeMetadata;
     33 }
     34 }
     35 }
     36 
     37 namespace ui {
     38 struct SelectedFileInfo;
     39 }
     40 
     41 namespace file_manager {
     42 
     43 struct VolumeInfo;
     44 
     45 namespace util {
     46 
     47 // Converts the |volume_info| to VolumeMetadata to communicate with JavaScript
     48 // via private API.
     49 void VolumeInfoToVolumeMetadata(
     50     Profile* profile,
     51     const VolumeInfo& volume_info,
     52     extensions::api::file_manager_private::VolumeMetadata* volume_metadata);
     53 
     54 // Returns the local FilePath associated with |url|. If the file isn't of the
     55 // type FileSystemBackend handles, returns an empty
     56 // FilePath. |render_view_host| and |profile| are needed to obtain the
     57 // FileSystemContext currently in use.
     58 //
     59 // Local paths will look like "/home/chronos/user/Downloads/foo/bar.txt" or
     60 // "/special/drive/foo/bar.txt".
     61 base::FilePath GetLocalPathFromURL(content::RenderViewHost* render_view_host,
     62                                    Profile* profile,
     63                                    const GURL& url);
     64 
     65 // The callback type is used for GetSelectedFileInfo().
     66 typedef base::Callback<void(const std::vector<ui::SelectedFileInfo>&)>
     67     GetSelectedFileInfoCallback;
     68 
     69 // Option enum to control how to set the ui::SelectedFileInfo::local_path
     70 // fields in GetSelectedFileInfo() for Drive files.
     71 // NO_LOCAL_PATH_RESOLUTION:
     72 //   Does nothing. Set the Drive path as-is.
     73 // NEED_LOCAL_PATH_FOR_OPENING:
     74 //   Sets the path to a local cache file.
     75 // NEED_LOCAL_PATH_FOR_SAVING:
     76 //   Sets the path to a local cache file. Modification to the file is monitored
     77 //   and automatically synced to the Drive server.
     78 enum GetSelectedFileInfoLocalPathOption {
     79   NO_LOCAL_PATH_RESOLUTION,
     80   NEED_LOCAL_PATH_FOR_OPENING,
     81   NEED_LOCAL_PATH_FOR_SAVING,
     82 };
     83 
     84 // Gets the information for |file_urls|.
     85 void GetSelectedFileInfo(content::RenderViewHost* render_view_host,
     86                          Profile* profile,
     87                          const std::vector<GURL>& file_urls,
     88                          GetSelectedFileInfoLocalPathOption local_path_option,
     89                          GetSelectedFileInfoCallback callback);
     90 
     91 // Grants permission to access per-profile folder (Downloads, Drive) of
     92 // |profile| for the process |render_view_process_id|.
     93 void SetupProfileFileAccessPermissions(int render_view_process_id,
     94                                        Profile* profile);
     95 
     96 // Get event logger to chrome://drive-internals page for the |profile|.
     97 drive::EventLogger* GetLogger(Profile* profile);
     98 
     99 }  // namespace util
    100 }  // namespace file_manager
    101 
    102 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_PRIVATE_API_UTIL_H_
    103