/*

 * lftp - file transfer program

 *

 * Copyright (c) 1996-2012 by Alexander V. Lukyanov (lav@yars.free.net)

 *

 * 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 3 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, see <http://www.gnu.org/licenses/>.

 */

#include <config.h>

#include "FileAccess.h"

#include "ConnectionSlot.h"

ConnectionSlot ConnectionSlot::lftp_slots;

ConnectionSlot::SlotValue::SlotValue(const char *n,const FileAccess *s)

   : KeyValueDB::Pair(n,s->GetConnectURL())

{

   session=s->Clone();

}

ConnectionSlot::SlotValue::SlotValue(const char *n,const char *v)

   : KeyValueDB::Pair(n,v)

{

   session=FileAccess::New(v);

}

ConnectionSlot::SlotValue *ConnectionSlot::Find(const char *n)

{

   KeyValueDB::Pair **slot=lftp_slots.LookupPair(n);

   return slot?static_cast<SlotValue*>(*slot):0;

}

void ConnectionSlot::Set(const char *n,const FileAccess *fa)

{

   const char *url=fa->GetConnectURL();

   if(!url || !*url)

   {

      lftp_slots.KeyValueDB::Remove(n);

      return;

   }

   ConnectionSlot::SlotValue *s=Find(n);

   if(!s)

   {

      lftp_slots.AddPair(new SlotValue(n,fa));

      return;

   }

   if(!s->session->SameLocationAs(fa))

   {

      s->SetValue(url);

      s->session=fa->Clone();

   }

}

void ConnectionSlot::SetCwd(const char *n,const FileAccess::Path &cwd)

{

   ConnectionSlot::SlotValue *s=Find(n);

   if(!s || !s->session)

      return;

   s->session->SetCwd(cwd);

   s->SetValue(s->session->GetConnectURL());

}

const FileAccess *ConnectionSlot::FindSession(const char *n)

{

   ConnectionSlot::SlotValue *s=Find(n);

   if(s)

      return s->session;

   return 0;

}

char *ConnectionSlot::Format()

{

   return lftp_slots.FormatThis();

}

char *ConnectionSlot::FormatThis()

{

   return KeyValueDB::Format();

}

void ConnectionSlot::Cleanup()

{

   lftp_slots.Empty();

}

ConnectionSlot::ConnectionSlot() : KeyValueDB() {}

ConnectionSlot::~ConnectionSlot() {}