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1 // Copyright 2014 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_CUSTOMIZATION_WALLPAPER_DOWNLOADER_H_ | |
6 #define CHROME_BROWSER_CHROMEOS_CUSTOMIZATION_WALLPAPER_DOWNLOADER_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/bind.h" | |
11 #include "base/files/file_path.h" | |
12 #include "base/macros.h" | |
13 #include "base/memory/weak_ptr.h" | |
14 #include "base/time/time.h" | |
15 #include "base/timer/timer.h" | |
16 #include "chrome/browser/chromeos/customization_document.h" | |
17 #include "net/url_request/url_fetcher.h" | |
18 #include "url/gurl.h" | |
19 | |
20 namespace chromeos { | |
21 | |
22 // Download customized wallpaper. | |
23 // ServicesCustomizationDocument::OnCustomizedWallpaperDownloaded() in called on | |
Daniel Erat
2014/04/14 15:26:15
nit: s/in/is/
Alexander Alekseev
2014/04/15 01:57:16
Done.
| |
24 // success. | |
25 class CustomizationWallpaperDownloader : public net::URLFetcherDelegate { | |
26 public: | |
27 CustomizationWallpaperDownloader( | |
28 net::URLRequestContextGetter* url_context_getter, | |
29 const GURL& wallpaper_url, | |
30 const base::FilePath& wallpaper_dir, | |
31 const base::FilePath& wallpaper_downloaded_file, | |
32 base::Callback<void(const GURL&)> on_url_fetched); | |
33 | |
34 virtual ~CustomizationWallpaperDownloader(); | |
35 | |
36 // Start download. | |
37 void Start(); | |
38 | |
39 // net::URLFetcherDelegate | |
40 virtual void OnURLFetchComplete(const net::URLFetcher* source) OVERRIDE; | |
41 | |
42 private: | |
43 // Start new request. | |
44 void StartRequest(); | |
45 | |
46 // Schedules retry. | |
47 void Retry(); | |
48 | |
49 // Create wallpaper cache directory and analyze result. | |
50 // Called on BlockingPool. | |
51 static void CreateWallpaperDirectory(const base::FilePath& wallpaper_dir, | |
52 bool* success); | |
53 // Called on UI thread. | |
54 void OnWallpaperDirectoryCreated(scoped_ptr<bool> success); | |
55 | |
56 // Rename temporary file to wallpaper file and analyze result. | |
57 // Called on BlockingPool. | |
58 static void RenameTemporaryFile(const base::FilePath& from, | |
59 const base::FilePath& to, | |
60 bool* success); | |
61 | |
62 // Called on UI thread. | |
63 void OnTemporaryFileRenamed(scoped_ptr<bool> success); | |
64 | |
65 scoped_refptr<net::URLRequestContextGetter> url_context_getter_; | |
Daniel Erat
2014/04/14 15:26:15
add comments to all members describing what they'r
Alexander Alekseev
2014/04/15 01:57:16
Done.
| |
66 | |
67 scoped_ptr<net::URLFetcher> url_fetcher_; | |
68 | |
69 const GURL wallpaper_url_; | |
70 | |
71 const base::FilePath wallpaper_dir_; | |
72 | |
73 const base::FilePath wallpaper_downloaded_file_; | |
74 | |
75 const base::FilePath wallpaper_temporary_file_; | |
76 | |
77 // Pending retry. | |
78 base::OneShotTimer<CustomizationWallpaperDownloader> request_scheduled_; | |
79 | |
80 // Number of retry attempts. | |
81 unsigned retries_; | |
Daniel Erat
2014/04/14 15:26:15
just make this be an int
Alexander Alekseev
2014/04/15 01:57:16
Done.
| |
82 | |
83 // Callback supplied by caller. | |
84 base::Callback<void(const GURL&)> on_url_fetched_; | |
85 | |
86 base::WeakPtrFactory<CustomizationWallpaperDownloader> weak_factory_; | |
87 | |
88 DISALLOW_COPY_AND_ASSIGN(CustomizationWallpaperDownloader); | |
89 }; | |
90 | |
91 } // namespace chromeos | |
92 | |
93 #endif // CHROME_BROWSER_CHROMEOS_CUSTOMIZATION_WALLPAPER_DOWNLOADER_H_ | |
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