searchhandler.h

/*
  Copyright (c) 2006-2009 by Jakob Schroeter <js@camaya.net>
  This file is part of the gloox library. http://camaya.net/gloox

  This software is distributed under a license. The full license
  agreement can be found in the file LICENSE in this distribution.
  This software may not be copied, modified, sold or distributed
  other than expressed in the named license agreement.

  This software is distributed without any warranty.
*/


#ifndef SEARCHHANDLER_H__
#define SEARCHHANDLER_H__

#include "stanza.h"

#include <string>

namespace gloox
{

  class DataForm;

  class SearchFieldStruct
  {
    public:
      SearchFieldStruct() {}

      SearchFieldStruct( const std::string& first, const std::string& last, const std::string& nick,
                         const std::string& email )
        : m_first( first ), m_last( last ), m_nick( nick ), m_email( email )
      {}

      SearchFieldStruct( const Tag* tag )
      {
        if( !tag || tag->name() != "item" || !tag->hasAttribute( "jid" ) )
          return;

        m_jid.setJID( tag->findAttribute( "jid" ) );
        const TagList& l = tag->children();
        TagList::const_iterator it = l.begin();
        for( ; it != l.end(); ++it )
        {
          if( (*it)->name() == "first" )
            m_first = (*it)->cdata();
          else if( (*it)->name() == "last" )
            m_last = (*it)->cdata();
          else if( (*it)->name() == "email" )
            m_email = (*it)->cdata();
          else if( (*it)->name() == "nick" )
            m_nick = (*it)->cdata();
        }
      }

      ~SearchFieldStruct() {}

      const std::string first() const { return m_first; }

      const std::string last() const { return m_last; }

      const std::string email() const { return m_email; }

      const std::string nick() const { return m_nick; }

      Tag* tag() const
      {
        Tag* t = new Tag( "item" );
        t->addAttribute( "jid", m_jid.bare() );
        new Tag( t, "first", m_first );
        new Tag( t, "last", m_last );
        new Tag( t, "nick", m_nick );
        new Tag( t, "email", m_email );
        return t;
      }

    private:
      std::string m_first;              
      std::string m_last;               
      std::string m_nick;               
      std::string m_email;              
      JID m_jid;                        
  };

  enum SearchFieldEnum
  {
    SearchFieldFirst    = 1,        
    SearchFieldLast     = 2,        
    SearchFieldNick     = 4,        
    SearchFieldEmail    = 8         
  };

  typedef std::list<const SearchFieldStruct*> SearchResultList;

  class GLOOX_API SearchHandler
  {
    public:
      virtual ~SearchHandler() {}

      virtual void handleSearchFields( const JID& directory, int fields,
                                       const std::string& instructions ) = 0;

      virtual void handleSearchFields( const JID& directory, const DataForm* form ) = 0;

      virtual void handleSearchResult( const JID& directory, const SearchResultList& resultList ) = 0;

      virtual void handleSearchResult( const JID& directory, const DataForm* form ) = 0;

      virtual void handleSearchError( const JID& directory, const Error* error ) = 0;

  };

}

#endif // SEARCHHANDLER_H__