/*:*
 *: File: ./src/mods/commands/yc_j.cpp
 *: 
 *: yChat; Homepage: www.yChat.org; Version 0.8.3-CURRENT
 *: 
 *: Copyright (C) 2003 Paul C. Buetow, Volker Richter
 *: Copyright (C) 2004 Paul C. Buetow
 *: Copyright (C) 2005 EXA Digital Solutions GbR
 *: 
 *: 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 Place - Suite 330, Boston, MA  02111-1307, USA.
 *:*/

#include "../../chat/user.h"
#include "../../chat/room.h"

/*
 gcc -shared -o yc_name.so yc_name.cpp
*/

using namespace std;

extern "C"
{
  int extern_function(void *v_arg)
  {

    container *c=(container *)v_arg;

    user *p_user = (user*) c->elem[1];		// the corresponding user
    vector<string>  *params = (vector<string> *) c->elem[2];	// param array
    chat* p_chat = (chat*) ((dynamic_wrap*)c->elem[3])->CHAT;
    conf* p_conf = (conf*) ((dynamic_wrap*)c->elem[3])->CONF;
    timr* p_timr = (timr*) ((dynamic_wrap*)c->elem[3])->TIMR;
    gcol* p_gcol = (gcol*) ((dynamic_wrap*)c->elem[3])->GCOL;

    if ( ! params->empty() )
    {
      vector<string> ::iterator iter;

      string s_room;

      for ( iter = params->begin(); iter != params->end(); iter++ )
      {
        s_room.append( *iter );
        if ( iter+1 != params->end() )
          s_room.append(" ");
      }

      int i_max_room_len = tool::string2int( p_conf->get_elem("chat.maxlength.roomname") );
      if ( i_max_room_len < s_room.length() )
        s_room = s_room.substr(0, i_max_room_len );

      if ( tool::to_lower(s_room) == p_user->get_room()->get_lowercase_name() )
      {
        string s_msg = "<font color=\"" + p_conf->get_elem("chat.html.errorcolor") + "\">"
                       + p_conf->get_elem("chat.msgs.err.alreadyinroom") + "<b>"
                       + p_user->get_room()->get_name() + "</b></font><br>\n";
        p_user->msg_post( &s_msg );
      }
      else
      {
        string s_user = p_timr->get_time() + " " + p_user->get_colored_bold_name();
        string s_msg = s_user + p_conf->get_elem( "chat.msgs.userleavesroom" ) + "<b>";
        string s_msg2 = s_user + p_conf->get_elem( "chat.msgs.userentersroom" ) + "<b>";

        bool b_flag;
        room*  p_room = p_chat->get_room( s_room , b_flag );

        // if room does not exist add room to list!
        if ( p_room == NULL )
        {
          p_room = p_gcol->get_room_from_garbage_or_new( s_room );

          s_msg.append( s_room + "</b><br>\n" );
          s_msg2.append( s_room + "</b><br>\n" );

          room* p_room_old = p_user->get_room();

          string s_name_lowercase = p_user->get_lowercase_name();
          p_user->get_room()->del_elem( s_name_lowercase );

          p_gcol->lock_mutex();
          if ( p_room_old != NULL )
            p_room_old->msg_post( &s_msg );
          p_gcol->unlock_mutex();

          p_room->add_user( p_user );
          p_chat->add_elem( p_room );
          p_room->msg_post( &s_msg2 );
        }
        else // p_room != NULL
        {
          s_msg.append( p_room->get_name() + "</b><br>\n" );
          s_msg2.append( p_room->get_name() + "</b><br>\n" );

          room* p_room_old = p_user->get_room();

          string s_name_lowercase = p_user->get_lowercase_name();
          p_user->get_room()->del_elem( s_name_lowercase );

          p_gcol->lock_mutex();
          if ( p_room_old != NULL )
            p_room_old->msg_post( &s_msg );
          p_gcol->unlock_mutex();

          p_room->add_user( p_user );
          p_room->msg_post( &s_msg2 );
        }
      }
    }

    return 0;
  }

}