| // Copyright 2013 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_COMPONENT_UPDATER_COMPONENT_UPDATER_UTILS_H_ |
| #define CHROME_BROWSER_COMPONENT_UPDATER_COMPONENT_UPDATER_UTILS_H_ |
| |
| #include <string> |
| |
| struct CrxComponent; |
| class GURL; |
| |
| namespace base { |
| class FilePath; |
| } |
| |
| namespace net { |
| class URLFetcher; |
| class URLFetcherDelegate; |
| class URLRequestContextGetter; |
| } |
| |
| namespace component_updater { |
| |
| class Configurator; |
| struct CrxUpdateItem; |
| |
| // An update protocol request starts with a common preamble which includes |
| // version and platform information for Chrome and the operating system, |
| // followed by a request body, which is the actual payload of the request. |
| // For example: |
| // |
| // <?xml version="1.0" encoding="UTF-8"?> |
| // <request protocol="3.0" version="chrome-32.0.1.0" prodversion="32.0.1.0" |
| // requestid="{7383396D-B4DD-46E1-9104-AAC6B918E792}" |
| // updaterchannel="canary" arch="x86" nacl_arch="x86-64" |
| // ADDITIONAL ATTRIBUTES> |
| // <hw physmemory="16"/> |
| // <os platform="win" version="6.1" arch="x86"/> |
| // ... REQUEST BODY ... |
| // </request> |
| |
| // Builds a protocol request string by creating the outer envelope for |
| // the request and including the request body specified as a parameter. |
| // If specified, |additional_attributes| are appended as attributes of the |
| // request element. The additional attributes have to be well-formed for |
| // insertion in the request element. |
| std::string BuildProtocolRequest(const std::string& browser_version, |
| const std::string& channel, |
| const std::string& lang, |
| const std::string& os_long_name, |
| const std::string& request_body, |
| const std::string& additional_attributes); |
| |
| // Sends a protocol request to the the service endpoint specified by |url|. |
| // The body of the request is provided by |protocol_request| and it is |
| // expected to contain XML data. The caller owns the returned object. |
| net::URLFetcher* SendProtocolRequest( |
| const GURL& url, |
| const std::string& protocol_request, |
| net::URLFetcherDelegate* url_fetcher_delegate, |
| net::URLRequestContextGetter* url_request_context_getter); |
| |
| // Returns true if the url request of |fetcher| was succesful. |
| bool FetchSuccess(const net::URLFetcher& fetcher); |
| |
| // Returns the error code which occured during the fetch. The function returns 0 |
| // if the fetch was successful. If errors happen, the function could return a |
| // network error, an http response code, or the status of the fetch, if the |
| // fetch is pending or canceled. |
| int GetFetchError(const net::URLFetcher& fetcher); |
| |
| // Returns true if the |update_item| contains a valid differential update url. |
| bool HasDiffUpdate(const CrxUpdateItem* update_item); |
| |
| // Returns true if the |status_code| represents a server error 5xx. |
| bool IsHttpServerError(int status_code); |
| |
| // Deletes the file and its directory, if the directory is empty. If the |
| // parent directory is not empty, the function ignores deleting the directory. |
| // Returns true if the file and the empty directory are deleted. |
| bool DeleteFileAndEmptyParentDirectory(const base::FilePath& filepath); |
| |
| // Returns the component id of the |component|. The component id is in a |
| // format similar with the format of an extension id. |
| std::string GetCrxComponentID(const CrxComponent& component); |
| |
| } // namespace component_updater |
| |
| #endif // CHROME_BROWSER_COMPONENT_UPDATER_COMPONENT_UPDATER_UTILS_H_ |