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| 1 /* | 1 /* |
| 2 Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de) | 2 Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de) |
| 3 Copyright (C) 2001 Dirk Mueller (mueller@kde.org) | 3 Copyright (C) 2001 Dirk Mueller (mueller@kde.org) |
| 4 Copyright (C) 2002 Waldo Bastian (bastian@kde.org) | 4 Copyright (C) 2002 Waldo Bastian (bastian@kde.org) |
| 5 Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) | 5 Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) |
| 6 Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. | 6 Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. |
| 7 | 7 |
| 8 This library is free software; you can redistribute it and/or | 8 This library is free software; you can redistribute it and/or |
| 9 modify it under the terms of the GNU Library General Public | 9 modify it under the terms of the GNU Library General Public |
| 10 License as published by the Free Software Foundation; either | 10 License as published by the Free Software Foundation; either |
| (...skipping 19 matching lines...) Expand all Loading... |
| 30 #include "core/fetch/FetchRequest.h" | 30 #include "core/fetch/FetchRequest.h" |
| 31 #include "core/fetch/MemoryCache.h" | 31 #include "core/fetch/MemoryCache.h" |
| 32 #include "core/fetch/ResourceClientOrObserverWalker.h" | 32 #include "core/fetch/ResourceClientOrObserverWalker.h" |
| 33 #include "core/fetch/ResourceFetcher.h" | 33 #include "core/fetch/ResourceFetcher.h" |
| 34 #include "core/fetch/StyleSheetResourceClient.h" | 34 #include "core/fetch/StyleSheetResourceClient.h" |
| 35 #include "platform/SharedBuffer.h" | 35 #include "platform/SharedBuffer.h" |
| 36 #include "wtf/CurrentTime.h" | 36 #include "wtf/CurrentTime.h" |
| 37 | 37 |
| 38 namespace blink { | 38 namespace blink { |
| 39 | 39 |
| 40 PassRefPtrWillBeRawPtr<CSSStyleSheetResource> CSSStyleSheetResource::fetch(Fetch
Request& request, ResourceFetcher* fetcher) | 40 RawPtr<CSSStyleSheetResource> CSSStyleSheetResource::fetch(FetchRequest& request
, ResourceFetcher* fetcher) |
| 41 { | 41 { |
| 42 ASSERT(request.resourceRequest().frameType() == WebURLRequest::FrameTypeNone
); | 42 ASSERT(request.resourceRequest().frameType() == WebURLRequest::FrameTypeNone
); |
| 43 request.mutableResourceRequest().setRequestContext(WebURLRequest::RequestCon
textStyle); | 43 request.mutableResourceRequest().setRequestContext(WebURLRequest::RequestCon
textStyle); |
| 44 return toCSSStyleSheetResource(fetcher->requestResource(request, CSSStyleShe
etResourceFactory())); | 44 return toCSSStyleSheetResource(fetcher->requestResource(request, CSSStyleShe
etResourceFactory())); |
| 45 } | 45 } |
| 46 | 46 |
| 47 PassRefPtrWillBeRawPtr<CSSStyleSheetResource> CSSStyleSheetResource::createForTe
st(const ResourceRequest& request, const String& charset) | 47 RawPtr<CSSStyleSheetResource> CSSStyleSheetResource::createForTest(const Resourc
eRequest& request, const String& charset) |
| 48 { | 48 { |
| 49 return adoptRefWillBeNoop(new CSSStyleSheetResource(request, ResourceLoaderO
ptions(), charset)); | 49 return new CSSStyleSheetResource(request, ResourceLoaderOptions(), charset); |
| 50 } | 50 } |
| 51 | 51 |
| 52 CSSStyleSheetResource::CSSStyleSheetResource(const ResourceRequest& resourceRequ
est, const ResourceLoaderOptions& options, const String& charset) | 52 CSSStyleSheetResource::CSSStyleSheetResource(const ResourceRequest& resourceRequ
est, const ResourceLoaderOptions& options, const String& charset) |
| 53 : StyleSheetResource(resourceRequest, CSSStyleSheet, options, "text/css", ch
arset) | 53 : StyleSheetResource(resourceRequest, CSSStyleSheet, options, "text/css", ch
arset) |
| 54 { | 54 { |
| 55 DEFINE_STATIC_LOCAL(const AtomicString, acceptCSS, ("text/css,*/*;q=0.1")); | 55 DEFINE_STATIC_LOCAL(const AtomicString, acceptCSS, ("text/css,*/*;q=0.1")); |
| 56 | 56 |
| 57 // Prefer text/css but accept any type (dell.com serves a stylesheet | 57 // Prefer text/css but accept any type (dell.com serves a stylesheet |
| 58 // as text/html; see <http://bugs.webkit.org/show_bug.cgi?id=11451>). | 58 // as text/html; see <http://bugs.webkit.org/show_bug.cgi?id=11451>). |
| 59 setAccept(acceptCSS); | 59 setAccept(acceptCSS); |
| (...skipping 83 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 143 // This implementation should be observationally equivalent. | 143 // This implementation should be observationally equivalent. |
| 144 // | 144 // |
| 145 // This code defaults to allowing the stylesheet for non-HTTP protocols so | 145 // This code defaults to allowing the stylesheet for non-HTTP protocols so |
| 146 // folks can use standards mode for local HTML documents. | 146 // folks can use standards mode for local HTML documents. |
| 147 if (mimeTypeCheck == MIMETypeCheck::Lax) | 147 if (mimeTypeCheck == MIMETypeCheck::Lax) |
| 148 return true; | 148 return true; |
| 149 AtomicString contentType = httpContentType(); | 149 AtomicString contentType = httpContentType(); |
| 150 return contentType.isEmpty() || equalIgnoringCase(contentType, "text/css") |
| equalIgnoringCase(contentType, "application/x-unknown-content-type"); | 150 return contentType.isEmpty() || equalIgnoringCase(contentType, "text/css") |
| equalIgnoringCase(contentType, "application/x-unknown-content-type"); |
| 151 } | 151 } |
| 152 | 152 |
| 153 PassRefPtrWillBeRawPtr<StyleSheetContents> CSSStyleSheetResource::restoreParsedS
tyleSheet(const CSSParserContext& context) | 153 RawPtr<StyleSheetContents> CSSStyleSheetResource::restoreParsedStyleSheet(const
CSSParserContext& context) |
| 154 { | 154 { |
| 155 if (!m_parsedStyleSheetCache) | 155 if (!m_parsedStyleSheetCache) |
| 156 return nullptr; | 156 return nullptr; |
| 157 if (m_parsedStyleSheetCache->hasFailedOrCanceledSubresources()) { | 157 if (m_parsedStyleSheetCache->hasFailedOrCanceledSubresources()) { |
| 158 m_parsedStyleSheetCache->removedFromMemoryCache(); | 158 m_parsedStyleSheetCache->removedFromMemoryCache(); |
| 159 m_parsedStyleSheetCache.clear(); | 159 m_parsedStyleSheetCache.clear(); |
| 160 return nullptr; | 160 return nullptr; |
| 161 } | 161 } |
| 162 | 162 |
| 163 ASSERT(m_parsedStyleSheetCache->isCacheable()); | 163 ASSERT(m_parsedStyleSheetCache->isCacheable()); |
| 164 ASSERT(m_parsedStyleSheetCache->isInMemoryCache()); | 164 ASSERT(m_parsedStyleSheetCache->isInMemoryCache()); |
| 165 | 165 |
| 166 // Contexts must be identical so we know we would get the same exact result
if we parsed again. | 166 // Contexts must be identical so we know we would get the same exact result
if we parsed again. |
| 167 if (m_parsedStyleSheetCache->parserContext() != context) | 167 if (m_parsedStyleSheetCache->parserContext() != context) |
| 168 return nullptr; | 168 return nullptr; |
| 169 | 169 |
| 170 didAccessDecodedData(); | 170 didAccessDecodedData(); |
| 171 | 171 |
| 172 return m_parsedStyleSheetCache; | 172 return m_parsedStyleSheetCache; |
| 173 } | 173 } |
| 174 | 174 |
| 175 void CSSStyleSheetResource::saveParsedStyleSheet(PassRefPtrWillBeRawPtr<StyleShe
etContents> sheet) | 175 void CSSStyleSheetResource::saveParsedStyleSheet(RawPtr<StyleSheetContents> shee
t) |
| 176 { | 176 { |
| 177 ASSERT(sheet && sheet->isCacheable()); | 177 ASSERT(sheet && sheet->isCacheable()); |
| 178 | 178 |
| 179 if (m_parsedStyleSheetCache) | 179 if (m_parsedStyleSheetCache) |
| 180 m_parsedStyleSheetCache->removedFromMemoryCache(); | 180 m_parsedStyleSheetCache->removedFromMemoryCache(); |
| 181 m_parsedStyleSheetCache = sheet; | 181 m_parsedStyleSheetCache = sheet; |
| 182 | 182 |
| 183 setDecodedSize(m_parsedStyleSheetCache->estimatedSizeInBytes()); | 183 setDecodedSize(m_parsedStyleSheetCache->estimatedSizeInBytes()); |
| 184 | 184 |
| 185 // Check if this stylesheet resource didn't conflict with | 185 // Check if this stylesheet resource didn't conflict with |
| 186 // another resource and has indeed been added to the cache. | 186 // another resource and has indeed been added to the cache. |
| 187 if (memoryCache()->contains(this)) | 187 if (memoryCache()->contains(this)) |
| 188 m_parsedStyleSheetCache->addedToMemoryCache(); | 188 m_parsedStyleSheetCache->addedToMemoryCache(); |
| 189 } | 189 } |
| 190 | 190 |
| 191 } // namespace blink | 191 } // namespace blink |
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