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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_EXTENSIONS_CONVERT_WEB_APP_H_ | 5 #ifndef CHROME_BROWSER_EXTENSIONS_CONVERT_WEB_APP_H_ |
6 #define CHROME_BROWSER_EXTENSIONS_CONVERT_WEB_APP_H_ | 6 #define CHROME_BROWSER_EXTENSIONS_CONVERT_WEB_APP_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
11 | 11 |
| 12 namespace base { |
12 class FilePath; | 13 class FilePath; |
13 | |
14 namespace base { | |
15 class Time; | 14 class Time; |
16 } | 15 } |
17 | 16 |
18 struct WebApplicationInfo; | 17 struct WebApplicationInfo; |
19 | 18 |
20 namespace extensions { | 19 namespace extensions { |
21 class Extension; | 20 class Extension; |
22 | 21 |
23 // Generates a version number for an extension from a time. The goal is to make | 22 // Generates a version number for an extension from a time. The goal is to make |
24 // use of the version number to communicate the date in a human readable form, | 23 // use of the version number to communicate the date in a human readable form, |
25 // while maintaining high enough resolution to change each time an app is | 24 // while maintaining high enough resolution to change each time an app is |
26 // reinstalled. The version that is returned has the format: | 25 // reinstalled. The version that is returned has the format: |
27 // | 26 // |
28 // <year>.<month>.<day>.<fraction> | 27 // <year>.<month>.<day>.<fraction> |
29 // | 28 // |
30 // fraction is represented as a number between 0 and 2^16-1. Each unit is | 29 // fraction is represented as a number between 0 and 2^16-1. Each unit is |
31 // ~1.32 seconds. | 30 // ~1.32 seconds. |
32 std::string ConvertTimeToExtensionVersion(const base::Time& time); | 31 std::string ConvertTimeToExtensionVersion(const base::Time& time); |
33 | 32 |
34 // Wraps the specified web app in an extension. The extension is created | 33 // Wraps the specified web app in an extension. The extension is created |
35 // unpacked in the system temp dir. Returns a valid extension that the caller | 34 // unpacked in the system temp dir. Returns a valid extension that the caller |
36 // should take ownership on success, or NULL and |error| on failure. | 35 // should take ownership on success, or NULL and |error| on failure. |
37 // | 36 // |
38 // NOTE: This function does file IO and should not be called on the UI thread. | 37 // NOTE: This function does file IO and should not be called on the UI thread. |
39 // NOTE: The caller takes ownership of the directory at extension->path() on the | 38 // NOTE: The caller takes ownership of the directory at extension->path() on the |
40 // returned object. | 39 // returned object. |
41 scoped_refptr<Extension> ConvertWebAppToExtension( | 40 scoped_refptr<Extension> ConvertWebAppToExtension( |
42 const WebApplicationInfo& web_app_info, | 41 const WebApplicationInfo& web_app_info, |
43 const base::Time& create_time, | 42 const base::Time& create_time, |
44 const FilePath& extensions_dir); | 43 const base::FilePath& extensions_dir); |
45 | 44 |
46 } // namespace extensions | 45 } // namespace extensions |
47 | 46 |
48 #endif // CHROME_BROWSER_EXTENSIONS_CONVERT_WEB_APP_H_ | 47 #endif // CHROME_BROWSER_EXTENSIONS_CONVERT_WEB_APP_H_ |
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