| // 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_LOCAL_DISCOVERY_CLOUD_PRINT_BASE_API_FLOW_H_ |
| #define CHROME_BROWSER_LOCAL_DISCOVERY_CLOUD_PRINT_BASE_API_FLOW_H_ |
| |
| #include <string> |
| |
| #include "chrome/browser/local_discovery/privet_constants.h" |
| #include "chrome/browser/local_discovery/privet_http.h" |
| #include "google_apis/gaia/oauth2_token_service.h" |
| #include "net/url_request/url_fetcher.h" |
| #include "net/url_request/url_fetcher_delegate.h" |
| #include "net/url_request/url_request_context_getter.h" |
| |
| namespace local_discovery { |
| |
| // API call flow for communicating with cloud print. |
| class CloudPrintBaseApiFlow : public net::URLFetcherDelegate, |
| public OAuth2TokenService::Consumer { |
| public: |
| // TODO(noamsml): Better error model for this class. |
| enum Status { |
| SUCCESS, |
| ERROR_TOKEN, |
| ERROR_NETWORK, |
| ERROR_HTTP_CODE, |
| ERROR_FROM_SERVER, |
| ERROR_MALFORMED_RESPONSE |
| }; |
| |
| class Delegate { |
| public: |
| virtual ~Delegate() {} |
| |
| virtual void OnCloudPrintAPIFlowError(CloudPrintBaseApiFlow* flow, |
| Status status) = 0; |
| virtual void OnCloudPrintAPIFlowComplete( |
| CloudPrintBaseApiFlow* flow, |
| const base::DictionaryValue* value) = 0; |
| }; |
| |
| // Create an OAuth2-based confirmation. |
| CloudPrintBaseApiFlow(net::URLRequestContextGetter* request_context, |
| OAuth2TokenService* token_service_, |
| const std::string& account_id, |
| const GURL& automated_claim_url, |
| Delegate* delegate); |
| |
| // Create a cookie-based confirmation. |
| CloudPrintBaseApiFlow(net::URLRequestContextGetter* request_context, |
| int user_index, |
| const std::string& xsrf_token, |
| const GURL& automated_claim_url, |
| Delegate* delegate); |
| |
| // Create a cookie-based confirmation with no XSRF token (for requests that |
| // don't need an XSRF token). |
| CloudPrintBaseApiFlow(net::URLRequestContextGetter* request_context, |
| int user_index, |
| const GURL& automated_claim_url, |
| Delegate* delegate); |
| |
| |
| virtual ~CloudPrintBaseApiFlow(); |
| |
| void Start(); |
| |
| |
| // net::URLFetcherDelegate implementation: |
| virtual void OnURLFetchComplete(const net::URLFetcher* source) OVERRIDE; |
| |
| // OAuth2TokenService::Consumer implementation: |
| virtual void OnGetTokenSuccess(const OAuth2TokenService::Request* request, |
| const std::string& access_token, |
| const base::Time& expiration_time) OVERRIDE; |
| virtual void OnGetTokenFailure(const OAuth2TokenService::Request* request, |
| const GoogleServiceAuthError& error) OVERRIDE; |
| |
| // Return the user index or kAccountIndexUseOAuth2 if none is available. |
| int user_index() { return user_index_; } |
| |
| private: |
| bool UseOAuth2() { return user_index_ == kAccountIndexUseOAuth2; } |
| |
| void CreateRequest(const GURL& url); |
| |
| scoped_ptr<net::URLFetcher> url_fetcher_; |
| scoped_ptr<OAuth2TokenService::Request> oauth_request_; |
| scoped_refptr<net::URLRequestContextGetter> request_context_; |
| OAuth2TokenService* token_service_; |
| std::string account_id_; |
| int user_index_; |
| std::string xsrf_token_; |
| GURL url_; |
| Delegate* delegate_; |
| }; |
| |
| } // namespace local_discovery |
| |
| #endif // CHROME_BROWSER_LOCAL_DISCOVERY_CLOUD_PRINT_BASE_API_FLOW_H_ |