| // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_EXTENSIONS_CONVERT_WEB_APP_H_ |
| #define CHROME_BROWSER_EXTENSIONS_CONVERT_WEB_APP_H_ |
| |
| #include <string> |
| |
| #include "base/memory/ref_counted.h" |
| |
| namespace base { |
| class FilePath; |
| class Time; |
| } |
| |
| struct WebApplicationInfo; |
| |
| namespace extensions { |
| class Extension; |
| |
| // Generates a version number for an extension from a time. The goal is to make |
| // use of the version number to communicate the date in a human readable form, |
| // while maintaining high enough resolution to change each time an app is |
| // reinstalled. The version that is returned has the format: |
| // |
| // <year>.<month>.<day>.<fraction> |
| // |
| // fraction is represented as a number between 0 and 2^16-1. Each unit is |
| // ~1.32 seconds. |
| std::string ConvertTimeToExtensionVersion(const base::Time& time); |
| |
| // Wraps the specified web app in an extension. The extension is created |
| // unpacked in the system temp dir. Returns a valid extension that the caller |
| // should take ownership on success, or NULL and |error| on failure. |
| // |
| // NOTE: The app created is always marked as a bookmark app. |
| // NOTE: This function does file IO and should not be called on the UI thread. |
| // NOTE: The caller takes ownership of the directory at extension->path() on the |
| // returned object. |
| scoped_refptr<Extension> ConvertWebAppToExtension( |
| const WebApplicationInfo& web_app_info, |
| const base::Time& create_time, |
| const base::FilePath& extensions_dir); |
| |
| } // namespace extensions |
| |
| #endif // CHROME_BROWSER_EXTENSIONS_CONVERT_WEB_APP_H_ |