Upstream version 10.39.225.0
[platform/framework/web/crosswalk.git] / src / 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 DriveServiceInterface;
20 class FileSystemInterface;
21 class ResourceEntry;
22
23 // Delegate class for hooking fake instances and behaviors for testing.
24 class FileTaskExecutorDelegate {
25  public:
26   virtual ~FileTaskExecutorDelegate() {}
27
28   virtual FileSystemInterface* GetFileSystem() = 0;
29   virtual DriveServiceInterface* GetDriveService() = 0;
30   virtual void OpenBrowserWindow(const GURL& open_link) = 0;
31 };
32
33 // This class implements an "executor" class that will execute tasks for
34 // third party Drive apps that store data in Drive itself.  To do that, it
35 // needs to find the file resource IDs and pass them to a server-side function
36 // that will authorize the app to open the given document and return a URL
37 // for opening the document in that app directly.
38 class FileTaskExecutor {
39  public:
40   // Creates FileTaskExecutor with delegate derived from |profile|. Used in
41   // product environment.
42   FileTaskExecutor(Profile* profile, const std::string& app_id);
43
44   // Creates FileTaskExecutor with a specific delegate.
45   FileTaskExecutor(scoped_ptr<FileTaskExecutorDelegate> delegate,
46                    const std::string& app_id);
47
48   // Executes file tasks, runs |done| and deletes |this|.
49   void Execute(const std::vector<storage::FileSystemURL>& file_urls,
50                const file_manager::file_tasks::FileTaskFinishedCallback& done);
51
52  private:
53   ~FileTaskExecutor();
54
55   void OnFileEntryFetched(FileError error, scoped_ptr<ResourceEntry> entry);
56   void OnAppAuthorized(const std::string& resource_id,
57                        google_apis::GDataErrorCode error,
58                        const GURL& open_link);
59
60   // Calls |done_| with |success| status and deletes |this|.
61   void Done(bool success);
62
63   scoped_ptr<FileTaskExecutorDelegate> delegate_;
64   std::string app_id_;
65   int current_index_;
66   file_manager::file_tasks::FileTaskFinishedCallback done_;
67
68   base::WeakPtrFactory<FileTaskExecutor> weak_ptr_factory_;
69 };
70
71 }  // namespace drive
72
73 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_FILE_TASK_EXECUTOR_H_