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This file is part of the KDE libraries
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Copyright (C) 1999 Lars Knoll (knoll@mpi-hd.mpg.de)
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Copyright (C) 2006 Alexey Proskuryakov (ap@nypop.com)
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Copyright (C) 2006 Apple Computer, Inc.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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#ifndef TextResourceDecoder_h
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#define TextResourceDecoder_h
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#include "PlatformString.h"
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#include "TextDecoder.h"
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#include <wtf/Vector.h>
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class TextResourceDecoder : public Shared<TextResourceDecoder> {
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EncodingFromXMLHeader,
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EncodingFromCSSCharset,
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EncodingFromHTTPHeader,
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TextResourceDecoder(const String& mimeType, const TextEncoding& defaultEncoding = TextEncoding());
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~TextResourceDecoder();
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void setEncoding(const TextEncoding&, EncodingSource);
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const TextEncoding& encoding() const { return m_decoder.encoding(); }
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String decode(const char* data, size_t length);
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enum ContentType { PlainText, HTML, XML, CSS }; // PlainText is equivalent to directly using TextDecoder.
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static ContentType determineContentType(const String& mimeType);
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static const TextEncoding& defaultEncoding(ContentType, const TextEncoding& defaultEncoding);
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void checkForBOM(const char*, size_t);
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bool checkForCSSCharset(const char*, size_t, bool& movedDataToBuffer);
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bool checkForHeadCharset(const char*, size_t, bool& movedDataToBuffer);
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void detectJapaneseEncoding(const char*, size_t);
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ContentType m_contentType;
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TextDecoder m_decoder;
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EncodingSource m_source;
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Vector<char> m_buffer;
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bool m_checkedForCSSCharset;
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bool m_checkedForHeadCharset;