Open Source Projects Europe

/* -*- Mode: c++; -*- */

/*  --------------------------------------------------------------------

 *  Filename:

 *    src/parsers/mime/mime.h

 *  

 *  Description:

 *    Declaration of main mime parser components

 *  --------------------------------------------------------------------

 *  Copyright 2002-2004 Andreas Aardal Hanssen

 *

 *  This program is free software; you can redistribute it and/or modify

 *  it under the terms of the GNU General Public License as published by

 *  the Free Software Foundation; either version 2 of the License, or

 *  (at your option) any later version.

 *

 *  This program 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 General Public License for more details.

 *

 *  You should have received a copy of the GNU General Public License

 *  along with this program; if not, write to the Free Software

 *  Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA.

 *  --------------------------------------------------------------------

 */

#ifdef HAVE_CONFIG_H

#include <config.h>

#endif

#ifndef mime_h_included

#define mime_h_included

#include <string>

#include <vector>

#include <map>

#include <stdio.h>

namespace Binc {

  //---------------------------------------------------------------------- 

  class HeaderItem {

  private:

    mutable std::string key;

    mutable std::string value;

  public:

    inline const std::string &getKey(void) const { return key; }

    inline const std::string &getValue(void) const { return value; }

    //--

    HeaderItem(void);

    HeaderItem(const std::string &key, const std::string &value);

  };

  //---------------------------------------------------------------------- 

  class Header {

  private:

    mutable std::vector<HeaderItem> content;

  public:

    bool getFirstHeader(const std::string &key, HeaderItem &dest) const;

    bool getAllHeaders(const std::string &key, std::vector<HeaderItem> &dest) const;

    void add(const std::string &name, const std::string &content);

    void clear(void) const;

    //--

    Header(void);

    ~Header(void);

  };

  //----------------------------------------------------------------------

  class IODevice;

  class MimeDocument;

  class MimePart {

  protected:

  public:

    mutable bool multipart;

    mutable bool messagerfc822;

    mutable std::string subtype;

    mutable std::string boundary;

    mutable unsigned int headerstartoffsetcrlf;

    mutable unsigned int headerlength;

    mutable unsigned int bodystartoffsetcrlf;

    mutable unsigned int bodylength;

    mutable unsigned int nlines;

    mutable unsigned int nbodylines;

    mutable unsigned int size;

  public:

    enum FetchType {

      FetchBody,

      FetchHeader,

      FetchMime

    };

    mutable Header h;

    mutable std::vector<MimePart> members;

    inline const std::string &getSubType(void) const { return subtype; }

    inline bool isMultipart(void) const { return multipart; }

    inline bool isMessageRFC822(void) const { return messagerfc822; }

    inline unsigned int getSize(void) const { return bodylength; }

    inline unsigned int getNofLines(void) const { return nlines; }

    inline unsigned int getNofBodyLines(void) const { return nbodylines; }

    inline unsigned int getBodyLength(void) const { return bodylength; }

    inline unsigned int getBodyStartOffset(void) const { return bodystartoffsetcrlf; }

    void printBody(int fd, Binc::IODevice &output, unsigned int startoffset, unsigned int length) const;

    void printHeader(int fd, Binc::IODevice &output, std::vector<std::string> headers, bool includeheaders, unsigned int startoffset, unsigned int length, std::string &storage) const;

    void printDoc(int fd, Binc::IODevice &output, unsigned int startoffset, unsigned int length) const;

    virtual void clear(void) const;

    const MimePart *getPart(const std::string &findpart, std::string genpart, FetchType fetchType = FetchBody) const;

    virtual int parseOnlyHeader(const std::string &toboundary) const;

    virtual int parseFull(const std::string &toboundary, int &boundarysize) const;

    MimePart(void);

    virtual ~MimePart(void);

  };

  //----------------------------------------------------------------------

  class MimeDocument : public MimePart {

  private:

    mutable bool headerIsParsed;

    mutable bool allIsParsed;

  public:

    void parseOnlyHeader(int fd) const;

    void parseFull(int fd) const;

    void clear(void) const;

    inline bool isHeaderParsed(void) { return headerIsParsed; }

    inline bool isAllParsed(void) { return allIsParsed; }

    //--

    MimeDocument(void);

    ~MimeDocument(void);

  };

};

#endif