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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 COMPONENTS_DATA_REDUCTION_PROXY_CONTENT_BROWSER_CONTENT_LOFI_DECIDER_H_ | 5 #ifndef COMPONENTS_DATA_REDUCTION_PROXY_CONTENT_BROWSER_CONTENT_LOFI_DECIDER_H_ |
6 #define COMPONENTS_DATA_REDUCTION_PROXY_CONTENT_BROWSER_CONTENT_LOFI_DECIDER_H_ | 6 #define COMPONENTS_DATA_REDUCTION_PROXY_CONTENT_BROWSER_CONTENT_LOFI_DECIDER_H_ |
7 | 7 |
8 #include "components/data_reduction_proxy/core/common/lofi_decider.h" | 8 #include "components/data_reduction_proxy/core/common/lofi_decider.h" |
9 #include "base/macros.h" | 9 #include "base/macros.h" |
10 | 10 |
11 namespace net { | 11 namespace net { |
12 class HttpRequestHeaders; | 12 class HttpRequestHeaders; |
13 class URLRequest; | 13 class URLRequest; |
14 } | 14 } |
15 | 15 |
16 namespace data_reduction_proxy { | 16 namespace data_reduction_proxy { |
17 | 17 |
18 // Class responsible for deciding whether a request should be requested with low | 18 // Class responsible for deciding whether a request should be requested with low |
19 // fidelity (Lo-Fi) or not. Relies on the Lo-Fi mode state stored in the | 19 // fidelity (Lo-Fi) or not. Relies on the Lo-Fi mode state stored in the |
20 // request's content::ResourceRequestInfo, which must be fetched using | 20 // request's content::ResourceRequestInfo, which must be fetched using |
21 // content::ResourceRequestInfo::ForRequest. Lo-Fi mode will not be enabled for | 21 // content::ResourceRequestInfo::ForRequest. Lo-Fi mode will not be enabled for |
22 // requests that don't have a ResourceRequestInfo, such as background requests. | 22 // requests that don't have a ResourceRequestInfo, such as background requests. |
23 // Owned by DataReductionProxyIOData and should be called on the IO thread. | 23 // Owned by DataReductionProxyIOData and should be called on the IO thread. |
24 class ContentLoFiDecider : public LoFiDecider { | 24 class ContentLoFiDecider : public LoFiDecider { |
25 public: | 25 public: |
26 ContentLoFiDecider(); | 26 ContentLoFiDecider(); |
27 ~ContentLoFiDecider() override; | 27 ~ContentLoFiDecider() override; |
28 | 28 |
29 // LoFiDecider implementation: | 29 // LoFiDecider implementation: |
30 bool IsUsingLoFiMode(const net::URLRequest& request) const override; | 30 bool IsUsingLoFi(const net::URLRequest& request) const override; |
31 void MaybeSetAcceptTransformHeader( | 31 void MaybeSetAcceptTransformHeader( |
32 const net::URLRequest& request, | 32 const net::URLRequest& request, |
33 bool is_previews_disabled, | 33 bool are_previews_disabled, |
34 net::HttpRequestHeaders* headers) const override; | 34 net::HttpRequestHeaders* headers) const override; |
35 bool IsSlowPagePreviewRequested( | 35 bool IsSlowPagePreviewRequested( |
36 const net::HttpRequestHeaders& headers) const override; | 36 const net::HttpRequestHeaders& headers) const override; |
37 bool IsLitePagePreviewRequested( | 37 bool IsLitePagePreviewRequested( |
38 const net::HttpRequestHeaders& headers) const override; | 38 const net::HttpRequestHeaders& headers) const override; |
39 void RemoveAcceptTransformHeader( | 39 void RemoveAcceptTransformHeader( |
40 net::HttpRequestHeaders* headers) const override; | 40 net::HttpRequestHeaders* headers) const override; |
41 void MaybeSetIgnorePreviewsBlacklistDirective( | 41 void MaybeSetIgnorePreviewsBlacklistDirective( |
42 net::HttpRequestHeaders* headers) const override; | 42 net::HttpRequestHeaders* headers) const override; |
43 bool ShouldRecordLoFiUMA(const net::URLRequest& request) const override; | 43 bool ShouldRecordLoFiUMA(const net::URLRequest& request) const override; |
44 | 44 |
45 private: | 45 private: |
46 DISALLOW_COPY_AND_ASSIGN(ContentLoFiDecider); | 46 DISALLOW_COPY_AND_ASSIGN(ContentLoFiDecider); |
47 }; | 47 }; |
48 | 48 |
49 } // namespace data_reduction_proxy | 49 } // namespace data_reduction_proxy |
50 | 50 |
51 #endif // COMPONENTS_DATA_REDUCTION_PROXY_CONTENT_BROWSER_CONTENT_LOFI_DECIDER_
H_ | 51 #endif // COMPONENTS_DATA_REDUCTION_PROXY_CONTENT_BROWSER_CONTENT_LOFI_DECIDER_
H_ |
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