//  This may look like C code, but it is really -*- C++ -*-

//  ------------------------------------------------------------------
//  The Goldware Library
//  Copyright (C) 2002 Alexander S. Aganichev
//  ------------------------------------------------------------------
//  This library is free software; you can redistribute it and/or
//  modify it under the terms of the GNU Library General Public
//  License as published by the Free Software Foundation; either
//  version 2 of the License, or (at your option) any later version.
//
//  This library 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
//  Library General Public License for more details.
//
//  You should have received a copy of the GNU Library 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
//  ------------------------------------------------------------------
//  $Id$
//  ------------------------------------------------------------------
//  Read areas from Synchronet BBS
//  ------------------------------------------------------------------

#include <cstdlib>
#include <gcrcall.h>
#include <gstrall.h>
#if defined(__GOLD_GUI__)
#include <gvidall.h>
#include <gvidgui.h>
#endif
#undef GCFG_NOSYNCHRONET
#include <gedacfg.h>
#include <gs_sync.h>


//  ------------------------------------------------------------------
//  Synchronet configuration reader

void gareafile::ReadSynchronet(char* tag) {

  Path file, path;
  char options[80];
  uint16_t shrt, i;
  sub_t sub;

  strcpy(options, tag);
  char* ptr = strtok(tag, " \t");
  while(ptr) {
    if(*ptr != '-') {
      strcpy(file, ptr);
      strschg_environ(file);
    }
    ptr = strtok(NULL, " \t");
  }

  if(not fexist(file)) {
    AddBackslash(file);
    strxcat(file, "msgs.cnf", sizeof(Path));
  }

  if(not fexist(file)) {
    extractdirname(path, file);
    AddBackslash(path);
    strxmerge(file, sizeof(Path), path, "ctrl/msgs.cnf", NULL);
  }

  if(fexist(file)) {
    Path ctrl;
    extractdirname(ctrl, file);
    size_t len = strlen(ctrl);
    if((len > 0) and isslash(ctrl[len - 1])) {
      ctrl[len - 1] = NUL;
      extractdirname(path, ctrl);
    }
    else {
      strcpy(path, ctrl);
    }
    AddBackslash(path);
    strxcat(path, "data/subs/", sizeof(Path));
  }
  else {
    *path = NUL;
  }

  FILE* in = fsopen(file, "rb", sharemode);
  if (in)
  {
    setvbuf(in, NULL, _IOFBF, 8192);

    if (not quiet)
      STD_PRINTNL("* Reading " << file);

    // Skip header:
    // max_qwkmsgs                  4
    // mail_maxcrcs                 4
    // mail_maxage                  2
    // unused (NULL)                    512
    // unused (0xff)                    512
    fseek(in, 1034, SEEK_CUR);

    uint16_t total_groups = 0;
    grp_t* grp = NULL;

    if(fread(&total_groups, sizeof(total_groups), 1, in) == 1
      && total_groups >= 1
      && (grp = (grp_t*)malloc(total_groups * sizeof(grp_t))) != NULL) {
      for(i = 0; i < total_groups; i++) {
        if(fread(&grp[i], sizeof(grp_t), 1, in) != 1)
          break;
      }
    }
    if(fread(&shrt, sizeof(uint16_t), 1, in) == 1) {
      for(i = 0; i < shrt; i++) {
        if(fread(&sub, sizeof(sub_t), 1, in) != 1)
          break;
        if(sub.grp >= total_groups)	// Illegal group number
          continue;
        /* A sub-board's internal code is the combination of the grp's code_prefix & the sub's code_suffix */
        memset(sub.code, 0, sizeof(sub.code));
        snprintf(sub.code, sizeof(sub.code)-1, "%s%s", grp[sub.grp].code_prefix, sub.code_suffix);
        AreaCfg aa;
        aa.reset();
        aa.type = (sub.misc & SUB_FIDO) ? GMB_ECHO : GMB_LOCAL;
        aa.attr = attribsecho;
        aa.basetype = "SMB";
        aa.setechoid((sub.misc & SUB_FIDO) ? sub.sname : sub.code);
        aa.setdesc(sub.lname);
        aa.groupid = 0x8000 + sub.grp;
        if(*sub.data_dir)
          MakePathname(file, sub.data_dir, strlwr(sub.code));
        else
          MakePathname(file, path, strlwr(sub.code));
        aa.setpath(file);
        aa.aka = primary_aka;
        aa.aka.set(sub.faddr);
        if(*sub.origline)
          aa.setorigin(sub.origline);
        AddNewArea(aa);
      }
    }
	if(grp != NULL)
		free(grp);
  }
  fclose(in);
}


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