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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All Rights Reserved. | 2 * Copyright (C) 2013 Google Inc. All Rights Reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
(...skipping 12 matching lines...) Expand all Loading... |
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #include "config.h" | 26 #include "config.h" |
27 #include "core/html/parser/HTMLResourcePreloader.h" | 27 #include "core/html/parser/HTMLResourcePreloader.h" |
28 | 28 |
29 #include "core/dom/Document.h" | 29 #include "core/dom/Document.h" |
30 #include "core/fetch/FetchInitiatorInfo.h" | 30 #include "core/fetch/FetchInitiatorInfo.h" |
31 #include "core/fetch/ResourceFetcher.h" | 31 #include "core/fetch/ResourceFetcher.h" |
32 #include "core/loader/DocumentLoader.h" | 32 #include "core/loader/DocumentLoader.h" |
33 #include "platform/network/NetworkHints.h" | |
34 #include "public/platform/Platform.h" | 33 #include "public/platform/Platform.h" |
35 | 34 |
36 namespace blink { | 35 namespace blink { |
37 | 36 |
38 inline HTMLResourcePreloader::HTMLResourcePreloader(Document& document) | 37 inline HTMLResourcePreloader::HTMLResourcePreloader(Document& document) |
39 : m_document(document) | 38 : m_document(document) |
40 { | 39 { |
41 } | 40 } |
42 | 41 |
43 PassOwnPtrWillBeRawPtr<HTMLResourcePreloader> HTMLResourcePreloader::create(Docu
ment& document) | 42 PassOwnPtrWillBeRawPtr<HTMLResourcePreloader> HTMLResourcePreloader::create(Docu
ment& document) |
44 { | 43 { |
45 return adoptPtrWillBeNoop(new HTMLResourcePreloader(document)); | 44 return adoptPtrWillBeNoop(new HTMLResourcePreloader(document)); |
46 } | 45 } |
47 | 46 |
48 DEFINE_TRACE(HTMLResourcePreloader) | 47 DEFINE_TRACE(HTMLResourcePreloader) |
49 { | 48 { |
50 visitor->trace(m_document); | 49 visitor->trace(m_document); |
51 } | 50 } |
52 | 51 |
53 static void preconnectHost(PreloadRequest* request) | 52 static void preconnectHost(PreloadRequest* request, const NetworkHintsInterface&
networkHintsInterface) |
54 { | 53 { |
55 ASSERT(request); | 54 ASSERT(request); |
56 ASSERT(request->isPreconnect()); | 55 ASSERT(request->isPreconnect()); |
57 KURL host(request->baseURL(), request->resourceURL()); | 56 KURL host(request->baseURL(), request->resourceURL()); |
58 if (!host.isValid() || !host.protocolIsInHTTPFamily()) | 57 if (!host.isValid() || !host.protocolIsInHTTPFamily()) |
59 return; | 58 return; |
60 CrossOriginAttributeValue crossOrigin = CrossOriginAttributeNotSet; | 59 CrossOriginAttributeValue crossOrigin = CrossOriginAttributeNotSet; |
61 if (request->isCORS()) { | 60 if (request->isCORS()) { |
62 if (request->isAllowCredentials()) | 61 if (request->isAllowCredentials()) |
63 crossOrigin = CrossOriginAttributeUseCredentials; | 62 crossOrigin = CrossOriginAttributeUseCredentials; |
64 else | 63 else |
65 crossOrigin = CrossOriginAttributeAnonymous; | 64 crossOrigin = CrossOriginAttributeAnonymous; |
66 } | 65 } |
67 preconnect(host, crossOrigin); | 66 networkHintsInterface.preconnectHost(host, crossOrigin); |
68 } | 67 } |
69 | 68 |
70 void HTMLResourcePreloader::preload(PassOwnPtr<PreloadRequest> preload) | 69 void HTMLResourcePreloader::preload(PassOwnPtr<PreloadRequest> preload, const Ne
tworkHintsInterface& networkHintsInterface) |
71 { | 70 { |
72 if (preload->isPreconnect()) { | 71 if (preload->isPreconnect()) { |
73 preconnectHost(preload.get()); | 72 preconnectHost(preload.get(), networkHintsInterface); |
74 return; | 73 return; |
75 } | 74 } |
76 // TODO(yoichio): Should preload if document is imported. | 75 // TODO(yoichio): Should preload if document is imported. |
77 if (!m_document->loader()) | 76 if (!m_document->loader()) |
78 return; | 77 return; |
79 FetchRequest request = preload->resourceRequest(m_document); | 78 FetchRequest request = preload->resourceRequest(m_document); |
80 // TODO(dgozman): This check should go to HTMLPreloadScanner, but this requi
res | 79 // TODO(dgozman): This check should go to HTMLPreloadScanner, but this requi
res |
81 // making Document::completeURLWithOverride logic to be statically accessibl
e. | 80 // making Document::completeURLWithOverride logic to be statically accessibl
e. |
82 if (request.url().protocolIsData()) | 81 if (request.url().protocolIsData()) |
83 return; | 82 return; |
84 if (preload->resourceType() == Resource::Script || preload->resourceType() =
= Resource::CSSStyleSheet || preload->resourceType() == Resource::ImportResource
) | 83 if (preload->resourceType() == Resource::Script || preload->resourceType() =
= Resource::CSSStyleSheet || preload->resourceType() == Resource::ImportResource
) |
85 request.setCharset(preload->charset().isEmpty() ? m_document->charset().
string() : preload->charset()); | 84 request.setCharset(preload->charset().isEmpty() ? m_document->charset().
string() : preload->charset()); |
86 request.setForPreload(true); | 85 request.setForPreload(true); |
87 Platform::current()->histogramCustomCounts("WebCore.PreloadDelayMs", static_
cast<int>(1000 * (monotonicallyIncreasingTime() - preload->discoveryTime())), 0,
2000, 20); | 86 Platform::current()->histogramCustomCounts("WebCore.PreloadDelayMs", static_
cast<int>(1000 * (monotonicallyIncreasingTime() - preload->discoveryTime())), 0,
2000, 20); |
88 m_document->loader()->startPreload(preload->resourceType(), request); | 87 m_document->loader()->startPreload(preload->resourceType(), request); |
89 } | 88 } |
90 | 89 |
91 } // namespace blink | 90 } // namespace blink |
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