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| 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 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_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__ | 5 #ifndef CHROME_BROWSER_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__ |
| 6 #define CHROME_BROWSER_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__ | 6 #define CHROME_BROWSER_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include <string> | 9 #include <string> |
| 10 #include "base/hash_tables.h" | 10 #include "base/hash_tables.h" |
| 11 #include "net/url_request/url_request.h" | 11 #include "net/url_request/url_request.h" |
| 12 | 12 |
| 13 template <typename T> struct DefaultSingletonTraits; | 13 template <typename T> struct DefaultSingletonTraits; |
| 14 | 14 |
| 15 namespace chromeos { | 15 namespace chromeos { |
| 16 | 16 |
| 17 // This class integrates the Google Document Viewer into ChromeOS, | 17 // This class integrates the Google Document Viewer into ChromeOS, |
| 18 // enabling the viewing of supported document types that the user | 18 // enabling the viewing of supported document types that the user |
| 19 // clicks on. This class will intercept requests to supported | 19 // clicks on. This class will intercept requests to supported |
| 20 // document types (such as PDF) and redirect the request to the Google | 20 // document types (such as PDF) and redirect the request to the Google |
| 21 // Document Viewer, including the document's original URL as a | 21 // Document Viewer, including the document's original URL as a |
| 22 // parameter. | 22 // parameter. |
| 23 class GViewRequestInterceptor : public net::URLRequest::Interceptor { | 23 class GViewRequestInterceptor : public net::URLRequest::Interceptor { |
| 24 public: | 24 public: |
| 25 // Always returns NULL because we don't want to attempt a redirect | 25 // Always returns NULL because we don't want to attempt a redirect |
| 26 // before seeing the detected mime type of the request. | 26 // before seeing the detected mime type of the request. |
| 27 virtual net::URLRequestJob* MaybeIntercept(net::URLRequest* request); | 27 virtual net::URLRequestJob* MaybeIntercept(net::URLRequest* request); |
| 28 | 28 |
| 29 // Determines if the requested document can be viewed by the Google | 29 // Determines if the requested document can be viewed by the Google |
| 30 // Document Viewer. If it can, returns a URLRequestJob that | 30 // Document Viewer. If it can, returns a net::URLRequestJob that |
| 31 // redirects the browser to the view URL. | 31 // redirects the browser to the view URL. |
| 32 virtual net::URLRequestJob* MaybeInterceptResponse(net::URLRequest* request); | 32 virtual net::URLRequestJob* MaybeInterceptResponse(net::URLRequest* request); |
| 33 | 33 |
| 34 // Singleton accessor. | 34 // Singleton accessor. |
| 35 static net::URLRequest::Interceptor* GetGViewRequestInterceptor(); | 35 static net::URLRequest::Interceptor* GetGViewRequestInterceptor(); |
| 36 | 36 |
| 37 private: | 37 private: |
| 38 friend struct DefaultSingletonTraits<GViewRequestInterceptor>; | 38 friend struct DefaultSingletonTraits<GViewRequestInterceptor>; |
| 39 | 39 |
| 40 GViewRequestInterceptor(); | 40 GViewRequestInterceptor(); |
| 41 virtual ~GViewRequestInterceptor(); | 41 virtual ~GViewRequestInterceptor(); |
| 42 | 42 |
| 43 // The list of supported mime types. | 43 // The list of supported mime types. |
| 44 base::hash_set<std::string> supported_mime_types_; | 44 base::hash_set<std::string> supported_mime_types_; |
| 45 }; | 45 }; |
| 46 | 46 |
| 47 } // namespace chromeos | 47 } // namespace chromeos |
| 48 | 48 |
| 49 #endif // CHROME_BROWSER_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__ | 49 #endif // CHROME_BROWSER_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__ |
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