| /* |
| Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de) |
| Copyright (C) 2001 Dirk Mueller <mueller@kde.org> |
| Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) |
| Copyright (C) 2004-2017 Apple Inc. All rights reserved. |
| |
| This library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Library General Public |
| License as published by the Free Software Foundation; either |
| version 2 of the License, or (at your option) any later version. |
| |
| This library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Library General Public License for more details. |
| |
| You should have received a copy of the GNU Library General Public License |
| along with this library; see the file COPYING.LIB. If not, write to |
| the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| Boston, MA 02110-1301, USA. |
| */ |
| |
| #pragma once |
| |
| #include "CachedResource.h" |
| |
| namespace WebCore { |
| |
| class FrameLoader; |
| class StyleSheetContents; |
| class TextResourceDecoder; |
| |
| struct CSSParserContext; |
| |
| class CachedCSSStyleSheet final : public CachedResource { |
| public: |
| CachedCSSStyleSheet(CachedResourceRequest&&, PAL::SessionID, const CookieJar*); |
| virtual ~CachedCSSStyleSheet(); |
| |
| enum class MIMETypeCheckHint { Strict, Lax }; |
| const String sheetText(MIMETypeCheckHint = MIMETypeCheckHint::Strict, bool* hasValidMIMEType = nullptr) const; |
| |
| RefPtr<StyleSheetContents> restoreParsedStyleSheet(const CSSParserContext&, CachePolicy, FrameLoader&); |
| void saveParsedStyleSheet(Ref<StyleSheetContents>&&); |
| |
| bool mimeTypeAllowedByNosniff() const; |
| |
| private: |
| String responseMIMEType() const; |
| bool canUseSheet(MIMETypeCheckHint, bool* hasValidMIMEType) const; |
| bool mayTryReplaceEncodedData() const final { return true; } |
| |
| void didAddClient(CachedResourceClient&) final; |
| |
| void setEncoding(const String&) final; |
| String encoding() const final; |
| const TextResourceDecoder* textResourceDecoder() const final { return m_decoder.get(); } |
| void finishLoading(const FragmentedSharedBuffer*, const NetworkLoadMetrics&) final; |
| void destroyDecodedData() final; |
| |
| void setBodyDataFrom(const CachedResource&) final; |
| |
| void checkNotify(const NetworkLoadMetrics&) final; |
| |
| RefPtr<TextResourceDecoder> m_decoder; |
| String m_decodedSheetText; |
| |
| RefPtr<StyleSheetContents> m_parsedStyleSheetCache; |
| }; |
| |
| } // namespace WebCore |
| |
| SPECIALIZE_TYPE_TRAITS_CACHED_RESOURCE(CachedCSSStyleSheet, CachedResource::Type::CSSStyleSheet) |