chrome/browser/chromeos/drive/file_task_executor.h

   1 // Copyright (c) 2012 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 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_FILE_TASK_EXECUTOR_H_
   6 #define CHROME_BROWSER_CHROMEOS_DRIVE_FILE_TASK_EXECUTOR_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/callback.h"
  12 #include "base/memory/weak_ptr.h"
  13 #include "chrome/browser/chromeos/drive/file_errors.h"
  14 #include "chrome/browser/chromeos/file_manager/file_tasks.h"
  15 #include "google_apis/drive/gdata_errorcode.h"
  16
  17 namespace drive {
  18
  19 class ResourceEntry;
  20
  21 // This class implements an "executor" class that will execute tasks for
  22 // third party Drive apps that store data in Drive itself.  To do that, it
  23 // needs to find the file resource IDs and pass them to a server-side function
  24 // that will authorize the app to open the given document and return a URL
  25 // for opening the document in that app directly.
  26 class FileTaskExecutor {
  27  public:
  28   FileTaskExecutor(Profile* profile, const std::string& app_id);
  29
  30   // Executes file tasks, runs |done| and deletes |this|.
  31   void Execute(
  32       const std::vector<fileapi::FileSystemURL>& file_urls,
  33       const file_manager::file_tasks::FileTaskFinishedCallback& done);
  34
  35  private:
  36   ~FileTaskExecutor();
  37
  38   void OnFileEntryFetched(FileError error, scoped_ptr<ResourceEntry> entry);
  39   void OnAppAuthorized(const std::string& resource_id,
  40                        google_apis::GDataErrorCode error,
  41                        const GURL& open_link);
  42
  43   // Calls |done_| with |success| status and deletes |this|.
  44   void Done(bool success);
  45
  46   Profile* profile_;
  47   std::string app_id_;
  48   int current_index_;
  49   file_manager::file_tasks::FileTaskFinishedCallback done_;
  50
  51   base::WeakPtrFactory<FileTaskExecutor> weak_ptr_factory_;
  52 };
  53
  54 }  // namespace drive
  55
  56 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_FILE_TASK_EXECUTOR_H_