installerInterface.h

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/* -*- Mode: c++ -*- */
/*
 *  this is part of Spm
 *
 *  Copyright (c) 2005 Guillaume Chevallereau
 *
 *  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 usefull 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 Place - Suite 330, Boston, MA  02111-1307, USA
 */
#ifndef __INSTALLER_INTERFACE_H__
#define __INSTALLER_INTERFACE_H__

#include "interface.h"
#include "stepInterface.h"
#include <list>
#include <string>
#include <util/compressed.h>
#include <boost/signals.hpp>

namespace Spm
{
  namespace Plugin
  {
    class InstallerInterface : public Interface
    {
    protected:
      boost::filesystem::path __prefix;
      boost::filesystem::path __runningDir;
      Util::Compressed * __compressed;
      std::string __name;
      std::string __version;
      std::list<std::string> __dependency;
      boost::signal<void (Interface *)> __end;
      boost::signal<void (StepInterface *)> __changedStep;
      boost::signal<void (InstallerInterface *)> __begin;
      std::list<StepInterface *> __steps;
      std::list<StepInterface *>::iterator __itStep;
 
      InstallerInterface ()
      {
        __description.__pluginType = INSTALLER_TYPE;
        __compressed = NULL;
      }
      
      InstallerInterface (Util::Compressed * archive)
      {
        __description.__pluginType = INSTALLER_TYPE;
        __compressed = archive;
      }

      void setState (state_e pluginState)
      {
        currentState = pluginState;
      }

    public:
      ~InstallerInterface ()
      {
        for(__itStep = __steps.begin ();
            __itStep != __steps.end ();
            __itStep++)
          delete (*__itStep);
        __steps.clear ();

        if(__compressed)
          delete (__compressed);
        __compressed = NULL;
      }

      virtual void init (const std::map<std::string,std::string> & pOptions)
      {
      }
      
      virtual void postInstall (const std::map<std::string,std::string> & pOptions)
      {
      }

      virtual void install (const std::map<std::string,std::string> & pOptions)
      {
        __begin (this);
        init (pOptions);
        for (__itStep = __steps.begin ();
             __itStep != __steps.end ();
             __itStep++)
          {
            __changedStep ((*__itStep));
            (*__itStep)->run (__runningDir.string ());
          }
        postInstall (pOptions);
        __end(this);
      }

      virtual const StepInterface * getActualStep ()
      {
        return *__itStep;
      }

      virtual const std::list<boost::filesystem::path> getInstalledElement () = 0;

      virtual std::map<std::string,
                       std::string> getUsedOptions () = 0;

      virtual bool handle (Util::Compressed * compressed) = 0;

      virtual bool handle (const std::string & url)
      {
        return false;
      }

      const boost::filesystem::path & getPrefix ()
      {
        return __prefix;
      }
      
      virtual const std::string & getPackageName ()
      {
        return __name;
      }

      virtual const std::string & getPackageVersion ()
      {
        return __version;
      }

      virtual const std::list<std::string> & getDependency ()
      {
        return __dependency;
      }

      boost::signal<void (Interface *)> & signalEnd ()
      {
        return __end;
      }

      boost::signal<void (StepInterface *)> & signalChangedStep ()
      {
        return __changedStep;
      }
    };
  }
}

#endif

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