text: /*
   * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
   *
   * 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.
   *
   */
  
  #ifndef FormDataBuilder_h
  #define FormDataBuilder_h
  
  #include "platform/network/FormData.h"
  #include "wtf/Forward.h"
  
  namespace WTF{
  class TextEncoding;
  }
  
  namespace blink {
  
  class PLATFORM_EXPORT FormDataBuilder {
      WTF_MAKE_NONCOPYABLE(FormDataBuilder);
  public:
      static WTF::TextEncoding encodingFromAcceptCharset(const String& acceptCharset, const String& charset, const String& defaultCharset);
  
      // Helper functions used by HTMLFormElement for multi-part form data
      static Vector<char> generateUniqueBoundaryString();
      static void beginMultiPartHeader(Vector<char>&, const CString& boundary, const CString& name);
      static void addBoundaryToMultiPartHeader(Vector<char>&, const CString& boundary, bool isLastBoundary = false);
      static void addFilenameToMultiPartHeader(Vector<char>&, const WTF::TextEncoding&, const String& filename);
      static void addContentTypeToMultiPartHeader(Vector<char>&, const CString& mimeType);
      static void finishMultiPartHeader(Vector<char>&);
  
      // Helper functions used by HTMLFormElement for non multi-part form data
      static void addKeyValuePairAsFormData(Vector<char>&, const CString& key, const CString& value, FormData::EncodingType = FormData::FormURLEncoded);
      static void encodeStringAsFormData(Vector<char>&, const CString&);
  
  private:
      FormDataBuilder() {}
  };
  
  }
  
  #endif
  