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      1 /*
      2  * Copyright (C) 2010 Google, Inc. All Rights Reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef HTMLViewSourceParser_h
     27 #define HTMLViewSourceParser_h
     28 
     29 #include "DecodedDataDocumentParser.h"
     30 #include "HTMLInputStream.h"
     31 #include "HTMLSourceTracker.h"
     32 #include "HTMLToken.h"
     33 #include "HTMLTokenizer.h"
     34 #include "HTMLViewSourceDocument.h"
     35 #include <wtf/PassOwnPtr.h>
     36 
     37 namespace WebCore {
     38 
     39 class HTMLTokenizer;
     40 class HTMLScriptRunner;
     41 class HTMLTreeBuilder;
     42 class HTMLPreloadScanner;
     43 class ScriptController;
     44 class ScriptSourceCode;
     45 
     46 class HTMLViewSourceParser :  public DecodedDataDocumentParser {
     47 public:
     48     static PassRefPtr<HTMLViewSourceParser> create(HTMLViewSourceDocument* document)
     49     {
     50         return adoptRef(new HTMLViewSourceParser(document));
     51     }
     52     virtual ~HTMLViewSourceParser();
     53 
     54 protected:
     55     explicit HTMLViewSourceParser(HTMLViewSourceDocument*);
     56 
     57     HTMLTokenizer* tokenizer() const { return m_tokenizer.get(); }
     58 
     59 private:
     60     // DocumentParser
     61     virtual void insert(const SegmentedString&);
     62     virtual void append(const SegmentedString&);
     63     virtual void finish();
     64     virtual bool finishWasCalled();
     65 
     66     HTMLViewSourceDocument* document() const { return static_cast<HTMLViewSourceDocument*>(DecodedDataDocumentParser::document()); }
     67 
     68     void pumpTokenizer();
     69     String sourceForToken();
     70     void updateTokenizerState();
     71 
     72     HTMLInputStream m_input;
     73     HTMLToken m_token;
     74     HTMLSourceTracker m_sourceTracker;
     75     OwnPtr<HTMLTokenizer> m_tokenizer;
     76 };
     77 
     78 }
     79 
     80 #endif
     81