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global.cc

/* $Id: global.cc,v 1.81 2003/11/14 01:59:42 bergo Exp $ */

/*

    eboard - chess client
    http://eboard.sourceforge.net
    Copyright (C) 2000-2003 Felipe Paulo Guazzi Bergo
    bergo@seul.org

    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 <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <dirent.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <time.h>
#include <signal.h>

#define GLOBAL_CC 1

#include "global.h"
#include "text.h"
#include "config.h"

#include "chess.h"
#include "tstring.h"
#include "notebook.h"
#include "board.h"
#include "quickbar.h"
#include "pieces.h"
#include "eboard.h"

Global global;

// stream ops

ostream & operator<<(ostream &s, WindowGeometry w) {
  s << '(' << w.X << ',' << w.Y << ',';
  s << w.W << ',' << w.H << ')';
  return(s);
}

ostream & operator<<(ostream &s, Desktop d) {
  s << d.wMain << ',' << d.wGames << ',' << d.wLocal << ',';
  s << d.wAds << ',' << d.PanePosition                          ;
  return(s);
}

ostream & operator<<(ostream &s, TimeControl tc) {
  TimeControl x;
  x = tc;
  if (x.mode == TC_SPM) x.value[1] = 0;
  if (x.mode == TC_NONE) x.value[0] = x.value[1] = 0;
  s << '/' << ((int)(x.mode)) << '/' << x.value[0];
  s << '/' << x.value[1];
  return(s);
}

ostream & operator<<(ostream &s, EngineBookmark b) {
  s << b.caption << '^';
  if (b.directory.empty()) s << "NULL"; else s << b.directory;
  s << '^';
  if (b.cmdline.empty()) s << "NULL"; else s << b.cmdline;
  s << '^' << b.humanwhite << '^' << b.timecontrol << '^';
  s << b.maxply  << '^' << b.think << '^';
  s << b.proto << '^' << ((int)b.mode);
  return(s);
}

ostream & operator<<(ostream &s, TerminalColor t) {
  s.setf(ios::hex,ios::basefield);
  s << t.TextDefault    << ',';
  s << t.TextBright     << ',';
  s << t.PrivateTell    << ',';
  s << t.NewsNotify     << ',';
  s << t.Mamer          << ',';
  s << t.KibitzWhisper  << ',';
  s << t.Shouts         << ',';
  s << t.Seeks          << ',';
  s << t.ChannelTell    << ',';
  s << t.Engine         << ',';
  s << t.Background;
  s.setf(ios::dec,ios::basefield);
  return(s);
}

Global::Global() {
  int i;
  
  input=0;
  output=0;
  network=0;
  status=0;
  protocol=0;
  chandler=0;
  promotion=0;
  ebook=0;
  skgraph=0;
  inputhistory=0;
  bmlistener=0;
  qbcontainer=0;
  quickbar=0;
  killbox=0;
  lowernotebook=0;
  mainpaned=0;
  bugpane=0;
  pieceset=0;
  toplevelwidget=0;

  LastScratch = 0;

  Quitting=0;
  Version=VERSION;
  SelfInputColor = 0xc0c0ff;

  HilightLastMove=0;
  AnimateMoves=0;
  Premove=1;

  PasswordMode = 0;

  TabPos=0;

  CommLog=0;
  DebugLog=0;
  PauseLog=0;

  MainLevel=0;
  QuitPending=0;

  ScrollBack=1000;
  FicsAutoLogin=1;
  BeepWhenOppMoves=0;
  EnableSounds=0;
  PopupSecondaryGames=1;
  SmartDiscard=0;
  ShowCoordinates=0;

  PlainSquares=0;
  LightSqColor=0xe7cf93;
  DarkSqColor=0x9e8661;

  ShowRating=1;

  UseVectorPieces=0;
  CheckLegality=0;
  DrawHouseStock=1;

  AppendPlayed=0;
  AppendObserved=0;
  strcpy(AppendFile,"~/.eboard/mygames.pgn");

  IcsSeekGraph=1;
  HideSeeks=0;

  SplitChannels=0;
  ChannelsToConsoleToo=0;

  SmootherAnimation=0;

  // chess machine had this and FICS admins didn't like it
  // if you turn it on, you may be committing abuse.
  // this is DAV's fault for not implementing a decent
  // way of tracking game observers.
  // I'm not going to delete the code. I'm just removing the
  // user-friendly controls from the config dialog and setting
  // the defaults to safe values.

  IcsAllObPlayed   = 0;
  IcsAllObObserved = 0;

  ShowQuickbar=1;
  LowTimeWarningLimit=5;
  RetrieveChannelNames=1;

  sndevents[1].Pitch=650;
  sndevents[1].Duration=350;

  sndevents[2].Pitch=900;
  sndevents[2].Duration=80;

  sndevents[3].Pitch=444;
  sndevents[3].Duration=40;
  sndevents[3].Count=3;

  sndevents[4].Pitch=740;
  sndevents[4].Duration=120;

  for(i=5;i<N_SOUND_EVENTS;i++) {
    sndevents[i].Pitch=610;
    sndevents[i].Duration=60;
    sndevents[i].enabled=false;
  }

  strcpy(ClockFont,DEFAULT_FONT_CLOK);
  strcpy(PlayerFont,DEFAULT_FONT_PLYR);
  strcpy(InfoFont,DEFAULT_FONT_INFO);
  strcpy(ConsoleFont,DEFAULT_FONT_CONS);
  strcpy(SeekFont,DEFAULT_FONT_SEEK);

  memset(P2PName,0,64);
  env.User.copy(P2PName,63);

  RCKeys.push_back("HilightLastMove"); //0
  RCKeys.push_back("AnimateMoves");
  RCKeys.push_back("Premove");         //2
  RCKeys.push_back("PieceSet");
  RCKeys.push_back("TabPos");          //4
  RCKeys.push_back("ClockFont");
  RCKeys.push_back("PlayerFont");      //6
  RCKeys.push_back("InfoFont");
  RCKeys.push_back("PlainSquares");    //8
  RCKeys.push_back("LightSqColor");
  RCKeys.push_back("DarkSqColor");     //10
  RCKeys.push_back("Host");
  RCKeys.push_back("Antialias");       //12 [deprecated]
  RCKeys.push_back("ShowRating");
  RCKeys.push_back("ScrollBack");      //14
  RCKeys.push_back("FicsAutoLogin");
  RCKeys.push_back("BeepOpp");         //16
  RCKeys.push_back("SoundEvent");
  RCKeys.push_back("EnableSounds");    //18
  RCKeys.push_back("VectorPieces");
  RCKeys.push_back("CheckLegality");   //20
  RCKeys.push_back("AppendPlayed");
  RCKeys.push_back("AppendObserved");  //22
  RCKeys.push_back("AppendFile");
  RCKeys.push_back("ConsoleFont");     //24
  RCKeys.push_back("SeekGraph");
  RCKeys.push_back("HideSeeks");       //26
  RCKeys.push_back("SplitChannels");
  RCKeys.push_back("ChSplitAndCons");  //28
  RCKeys.push_back("DrawHouseStock");
  RCKeys.push_back("SquareSet");       //30
  RCKeys.push_back("PopupSecondaryGames");
  RCKeys.push_back("SmartDiscard");    //32
  RCKeys.push_back("ShowCoordinates");
  RCKeys.push_back("TerminalColors");  //34
  RCKeys.push_back("DesktopState");
  RCKeys.push_back("DesktopStateDC");  //36
  RCKeys.push_back("ShowQuickbar");
  RCKeys.push_back("QuickbarButton");  //38
  RCKeys.push_back("LowTimeWarningLimit");
  RCKeys.push_back("RetrieveChannelNames"); //40
  RCKeys.push_back("SmootherAnimation");
  RCKeys.push_back("EngineBookmark");  // 42
  RCKeys.push_back("SeekFont");
  RCKeys.push_back("IcsAllObPlayed");  // 44
  RCKeys.push_back("IcsAllObObserved");
  RCKeys.push_back("P2PName");         // 46

  PopupHelp = false;
}

void Global::dropQuickbarButtons() {
  unsigned int i;
  for(i=0;i<QuickbarButtons.size();i++)
    delete(QuickbarButtons[i]);
  QuickbarButtons.clear();
}

void Global::clearDupes(ChessGame *cg) {
  list<ChessGame *>::iterator gi;
  for(gi=GameList.begin();gi!=GameList.end();gi++)
    if ( (*(*gi)) == cg->GameNumber )
      renumberGame(*gi,nextFreeGameId(8000));
}

void Global::deleteGame(ChessGame *cg) {
  list<ChessGame *>::iterator gi;
  for(gi=GameList.begin();gi!=GameList.end();gi++)
    if ( (*gi) == cg ) {
      GameList.erase(gi);
      return;
    }
}

void Global::appendGame(ChessGame *cg,bool RenumberDupes) {
  if (RenumberDupes) clearDupes(cg);
  GameList.push_back(cg);
}
void Global::prependGame(ChessGame *cg, bool RenumberDupes) {
  if (RenumberDupes) clearDupes(cg);
  GameList.push_front(cg);
}

void Global::renumberGame(ChessGame *cg,int id) {
  int oldid;
  oldid=cg->GameNumber;
  cg->GameNumber=id;
  // renumber notebook references
  if (ebook) ebook->renumberPage(oldid,id);
}

void Global::removeBoard(Board *b) {
  for(BLi=BoardList.begin();BLi!=BoardList.end();BLi++)
    if ( (*BLi) == b ) {
      BoardList.erase(BLi);
      return;
    }
  //  cerr << "<Global::removeBoard> ** board not found\n";
}

void Global::statOS() {
  FILE *p;
  p=popen("uname -s","r");
  if (!p) p=popen("/bin/uname -s","r");
  if (!p) p=popen("/sbin/uname -s","r");
  if (!p) p=popen("/usr/bin/uname -s","r");
  if (!p) p=popen("/usr/sbin/uname -s","r");
  if (!p) { strcpy(SystemType,"unknown"); return; }
  SystemType[63]=0;
  fgets(SystemType,64,p);
  pclose(p);
  if (SystemType[strlen(SystemType)-1]=='\n')
    SystemType[strlen(SystemType)-1]=0;
}

void Global::ensureDirectories() {
  char z[256];
  DIR *tdir;

  if (env.Home.empty()) {
    cerr << _("[eboard] ** no $HOME") << endl;
    return;
  }
  sprintf(z,"%s/.eboard",env.Home.c_str());

  tdir=opendir(z);
  if (tdir==NULL)
    PopupHelp = true;
  else
    closedir(tdir);
    
  if (createDir(z)) return;
  sprintf(z,"%s/.eboard/craftylog",env.Home.c_str());
  createDir(z);
  sprintf(z,"%s/.eboard/eng-out",env.Home.c_str());
  createDir(z);
  sprintf(z,"%s/.eboard/scripts",env.Home.c_str());
  createDir(z);
}

int Global::createDir(char *z) {
  DIR *tdir;
  tdir=opendir(z);
  if (tdir)
    closedir(tdir);
  else
    if (mkdir(z,0755)) {
      cerr << _("[eboard] ** failed to create directory ") << z << endl;
      return -1;
    }
  return 0;
}

void Global::readRC() {
  tstring t;
  string  *p;
  char    line[512],rev[128];

  static char *sep=" \n\t,:\r^";
  static char *sep2="\n\t,:\r";
  static char *sep3=" \n\t:\r";
  static char *sep4=",\n\r";
  static char *sep5="\n\t:\r";

  HostBookmark *hbm;
  EngineBookmark *ebm;
  int i,j;
  QButton *qb;

  if (env.Config.empty())
    return;

  ifstream rc(env.Config.c_str());

  if (!rc)
    return;

  memset(rev,0,128);
  rev['R']=0;
  rev['L']=1;
  rev['T']=2;
  rev['B']=3;

  t.setChomp(true);

  memset(line,0,512);
  while(rc.getline(line,511,'\n')) {
    t.set(line);
    memset(line,0,512);

    p=t.token(sep);
    if (!p) continue;
    if (p->at(0)=='#') continue;

    for(j=0;j<=46;j++) {
      if (! p->compare(RCKeys[j]) ) {
      switch(j) {
      case  0: HilightLastMove =t.tokenvalue(sep); break;
      case  1: AnimateMoves    =t.tokenvalue(sep); break;
      case  2: Premove         =t.tokenvalue(sep); break;
      case  3: setPieceSet(*(t.token(sep3)),true,true); break;
      case  4: p=t.token(sep); TabPos=rev[p->at(0)]; break;
      case  5: p=t.token(sep2);        memset(ClockFont,0,96);
               p->copy(ClockFont,95);  break;
      case  6: p=t.token(sep2);        memset(PlayerFont,0,96);
               p->copy(PlayerFont,95); break;
      case  7: p=t.token(sep2);        memset(InfoFont,0,96);
               p->copy(InfoFont,95);   break;
      case  8: PlainSquares    =t.tokenvalue(sep); break;
      case  9: LightSqColor    =t.tokenvalue(sep,16); break;
      case 10: DarkSqColor     =t.tokenvalue(sep,16); break;
      case 11: hbm=new HostBookmark(); 
               p=t.token(sep4); p->copy(hbm->host,128);
               hbm->port=t.tokenvalue(sep4);
               p=t.token(sep4); p->copy(hbm->protocol,64);
               HostHistory.push_back(hbm);
               break;
      case 12: break; // deprecated (antialias)
      case 13: ShowRating      =t.tokenvalue(sep); break;
      case 14: ScrollBack      =t.tokenvalue(sep); break;
      case 15: FicsAutoLogin   =t.tokenvalue(sep); break;
      case 16: BeepWhenOppMoves=t.tokenvalue(sep); break;
      case 17: i=t.tokenvalue(sep); 
               if (i < N_SOUND_EVENTS) sndevents[i].read(t);
               break;
      case 18: EnableSounds    =t.tokenvalue(sep); break;
      case 19: UseVectorPieces =t.tokenvalue(sep); break;
      case 20: CheckLegality   =t.tokenvalue(sep); break;
      case 21: AppendPlayed    =t.tokenvalue(sep); break;
      case 22: AppendObserved  =t.tokenvalue(sep); break;
      case 23: p=t.token(sep);          memset(AppendFile,0,128);
               p->copy(AppendFile,127); break;
      case 24: p=t.token(sep2);         memset(ConsoleFont,0,96);
               p->copy(ConsoleFont,95); break;
      case 25: IcsSeekGraph        =t.tokenvalue(sep); break;
      case 26: HideSeeks           =t.tokenvalue(sep); break;
      case 27: SplitChannels       =t.tokenvalue(sep); break;
      case 28: ChannelsToConsoleToo=t.tokenvalue(sep); break;
      case 29: DrawHouseStock      =t.tokenvalue(sep); break;
      case 30: p=t.token(sep3);
               if (p->compare(pieceset->getSquareName()))
               setPieceSet(*p,false,true);
             break;
      case 31: PopupSecondaryGames =t.tokenvalue(sep); break;
      case 32: SmartDiscard        =t.tokenvalue(sep); break;
      case 33: ShowCoordinates     =t.tokenvalue(sep); break;
      case 34: Colors.read(t);      break;
      case 35: Desk.read(t);        break;
      case 36: Desk.readConsole(t); break;
      case 37: ShowQuickbar        =t.tokenvalue(sep); break;
      case 38: qb=new QButton(); qb->icon=t.tokenvalue(sep5);
                     qb->caption=*(t.token(sep5)); qb->command=*(t.token(sep5));
             QuickbarButtons.push_back(qb);
             break;
      case 39: LowTimeWarningLimit =t.tokenvalue(sep); break;
      case 40: RetrieveChannelNames=t.tokenvalue(sep); break;
      case 41: SmootherAnimation   =t.tokenvalue(sep); break;
      case 42: ebm=new EngineBookmark(); ebm->read(t);
               EnginePresets.push_back(ebm); break;
      case 43: p=t.token(sep2); memset(SeekFont,0,96);
               p->copy(SeekFont,95); break;
             //   default: cerr << "ignored [" << (*p) << "]\n";
      case 44: IcsAllObPlayed      =t.tokenvalue(sep); break;
      case 45: IcsAllObObserved    =t.tokenvalue(sep); break;
      case 46: p=t.token(sep2); memset(P2PName,0,64);
                 p->copy(P2PName,63); break;
      } // switch
      } // compare
    } // for j 0..41
  } // while getline

  rc.close();
}

void Global::writeRC() {

  string div;
  
  list<HostBookmark *>::iterator bi;
  list<EngineBookmark *>::iterator ei;
  static char *tabpos="RLTB";
  unsigned int i;

  if (env.Config.empty())
    return;

  div="::";

  ofstream rc(env.Config.c_str());
  if (!rc)
    return;

  rc << RCKeys[0] << div << HilightLastMove << endl;
  rc << RCKeys[1] << div << AnimateMoves << endl;
  rc << RCKeys[2] << div << Premove << endl;
  rc << RCKeys[3] << div << pieceset->getName() << endl;
  rc << RCKeys[4] << div << tabpos[TabPos%4] << endl;
  rc << RCKeys[5] << div << ClockFont << endl;
  rc << RCKeys[6] << div << PlayerFont << endl;
  rc << RCKeys[7] << div << InfoFont << endl;
  rc << RCKeys[8] << div << PlainSquares << endl;

  rc.setf(ios::hex, ios::basefield);
  rc << RCKeys[9]  << div << LightSqColor << endl;
  rc << RCKeys[10] << div << DarkSqColor << endl;
  rc.setf(ios::dec, ios::basefield);

  for(bi=HostHistory.begin();bi!=HostHistory.end();bi++)
    rc << RCKeys[11] << ',' << (*bi)->host << ',' <<
      (*bi)->port << ',' << (*bi)->protocol << endl;

  // 12: antialias deprecated
  rc << RCKeys[13] << div << ShowRating << endl;
  rc << RCKeys[14] << div << ScrollBack << endl;
  rc << RCKeys[15] << div << FicsAutoLogin<< endl;
  rc << RCKeys[16] << div << BeepWhenOppMoves << endl;

  for(i=0;i< N_SOUND_EVENTS;i++)
    rc << RCKeys[17] << div << i << ',' << sndevents[i] << endl;

  rc << RCKeys[18] << div << EnableSounds << endl;
  rc << RCKeys[19] << div << UseVectorPieces << endl;
  rc << RCKeys[20] << div << CheckLegality << endl;
  rc << RCKeys[21] << div << AppendPlayed << endl;
  rc << RCKeys[22] << div << AppendObserved << endl;
  rc << RCKeys[23] << div << AppendFile << endl;

  rc << RCKeys[24] << div << ConsoleFont << endl;
  rc << RCKeys[25] << div << IcsSeekGraph << endl;
  rc << RCKeys[26] << div << HideSeeks << endl;
  rc << RCKeys[27] << div << SplitChannels << endl;
  rc << RCKeys[28] << div << ChannelsToConsoleToo << endl;
  rc << RCKeys[29] << div << DrawHouseStock << endl;
  rc << RCKeys[30] << div << pieceset->getSquareName() << endl;
  rc << RCKeys[31] << div << PopupSecondaryGames << endl;
  rc << RCKeys[32] << div << SmartDiscard << endl;
  rc << RCKeys[33] << div << ShowCoordinates << endl;

  rc << RCKeys[34] << div << Colors << endl;
  rc << RCKeys[35] << div << Desk << endl;

  Desk.writeConsoles(rc,RCKeys[36]);

  rc << RCKeys[37] << div << ShowQuickbar << endl;

  for(i=0;i<QuickbarButtons.size();i++)
    rc << RCKeys[38] << div << (*QuickbarButtons[i]) << endl;

  rc << RCKeys[39] << div << LowTimeWarningLimit << endl;
  rc << RCKeys[40] << div << RetrieveChannelNames << endl;
  rc << RCKeys[41] << div << SmootherAnimation << endl;

  for(ei=EnginePresets.begin();ei!=EnginePresets.end();ei++)    
    rc << RCKeys[42] << '^' << (*(*ei)) << endl;

  rc << RCKeys[43] << div << SeekFont << endl;

  rc << RCKeys[44] << div << IcsAllObPlayed << endl;
  rc << RCKeys[45] << div << IcsAllObObserved << endl;
  rc << RCKeys[46] << div << P2PName << endl;

  rc.close();
}

ChessGame * Global::getGame(int num) {
  list<ChessGame *>::iterator gi;
  for(gi=GameList.begin();gi!=GameList.end();gi++)
    if ( (*(*gi)) == num )
      return(*gi);
  return 0;
}

int Global::nextFreeGameId(int base) {
  int v;
  for(v=base;getGame(v)!=0;v++) ;
  return v;
}

void Global::WrappedMainIteration() {
  MainLevel++;
  gtk_main_iteration();
  MainLevel--;
  if ((!MainLevel)&&(QuitPending))
    Global::WrappedMainQuit();
}

void Global::WrappedMainQuit() {
  if (MainLevel) {
    QuitPending++;
    return;
  }
  QuitPending=0;
  signal(SIGCHLD,SIG_DFL); // prevent the crash reported by gcp
  gtk_main_quit();
}

void Global::addAgent(NetConnection *ag) {
  Agents.push_back(ag);
  ag->notifyReadReady(iowatcher);
}

void Global::removeAgent(NetConnection *ag) {
  list<NetConnection *>::iterator ni;
  for(ni=Agents.begin();ni!=Agents.end();ni++)
    if ( (*ni) == ag ) {
      Agents.erase(ni);
      return;
    }
}

void Global::agentBroadcast(char *z) {
  list<NetConnection *>::iterator ni;
  if (Agents.empty())
    return;
  for(ni=Agents.begin();ni!=Agents.end();ni++)
    if ((*ni)->isConnected())
      (*ni)->writeLine(z);
}

int  Global::receiveAgentLine(char *dest,int limit) {
  list<NetConnection *>::iterator ni;
  global.debug("Global","receiveAgentLine");
  if (Agents.empty())
    return 0;
  for(ni=Agents.begin();ni!=Agents.end();ni++)
    if ( (*ni)->isConnected())
      if ((*ni)->readLine(dest,limit)==0)
      return 1;
  return 0;
}

void Global::opponentMoved() {
  if (BeepWhenOppMoves && sndevents[0].enabled) {
    if (AnimateMoves)
      SoundStack.push(0);
    else
      sndevents[0].safePlay();
  }
}

/*
void Global::clearSoundStack() {
  while(!SoundStack.empty())
    SoundStack.pop();
}
*/

void Global::flushSound() {
  if (!SoundStack.empty()) {
    sndevents[SoundStack.top()].safePlay();
    SoundStack.pop();
  }
}

void Global::drawOffered()    { playOther(1); }
void Global::privatelyTold()  { playOther(2); }
void Global::challenged()     { playOther(3); }
void Global::timeRunningOut() { playOther(4); }
void Global::gameWon()        { playOther(5); }
void Global::gameLost()       { playOther(6); }
void Global::gameStarted()    { playOther(7); }
void Global::gameFinished()   { playOther(8); }

void Global::moveMade() {
  if (EnableSounds && sndevents[9].enabled) {
    if (AnimateMoves)
      SoundStack.push(9);
    else
      sndevents[9].safePlay();
  }
}

void Global::playOther(int i) {
  if (i>=N_SOUND_EVENTS) return;
  if (EnableSounds && sndevents[i].enabled)
    sndevents[i].safePlay();
}

void Global::repaintAllBoards() {
  respawnPieceSet();
}

bool Global::hasSoundFile(string &p) {
  int i,j;
  j=SoundFiles.size();
  for(i=0;i<j;i++)
    if ( ! SoundFiles[i].compare(p) )
      return true;
  return false;
}

void Global::setPasswordMode(int pm) {
  list<DetachedConsole *>::iterator i;
  PasswordMode = pm;
  for(i=Consoles.begin();i!=Consoles.end();i++)
    (*i)->setPasswordMode(pm);
}

void Global::debug(char *klass,char *method,char *data) {
  char z[256];
  time_t now;
  string rm;

  if (!DebugLog)
    return;

  if (env.Home.empty())
    return;

  sprintf(z,"%s/DEBUG.eboard",env.Home.c_str());

  ofstream f(z,ios::app);
  if (!f) return;

  rm="+ ";
  rm+=klass;
  rm+="::";
  rm+=method;
  if (data) { rm+=" ["; rm+=data; rm+=']'; }

  now=time(0);
  strftime(z,255,"%Y-%b-%d %H:%M:%S",localtime(&now));

  f << z << " [" << ((int) getpid()) << "] " << rm << endl;
  f.close();
}

void Global::LogAppend(char *msg) {
  char z[256],*p;
  static char hexa[17]="0123456789abcdef";
  time_t now;
  string s;

  if (env.Home.empty())
    return;

  if (PauseLog)
    msg=_("(message obfuscated -- password mode ?)");

  if (CommLog) {
    sprintf(z,"%s/LOG.eboard",env.Home.c_str());

    ofstream f(z,ios::app);
    if (!f) return;

    for(p=msg;*p;p++)
      switch(*p) {
      case '\n': s+="\\n"; break;
      case '\r': s+="\\r"; break;
      default:
      if (*p < 32) {
        s+="(0x"; s+=hexa[(*p)>>4]; s+=hexa[(*p)&0xf]; s+=')';
      } else
        s+=*p;
      }

    now=time(0);
    strftime(z,255,"%Y-%b-%d %H:%M:%S",localtime(&now));

    f << z << "[ " << ((int) getpid()) << "] " << s << endl;
    f.close();
  }
}

void Global::dumpGames() {
  cerr.setf(ios::dec,ios::basefield);
  cerr << " GAME LIST (" << GameList.size() << " elements)\n";
  cerr << "--------------------------------------------------------------------------\n";
  for(GLi=GameList.begin();GLi!=GameList.end();GLi++)
    (*GLi)->dump();
  cerr << "--------------------------------------------------------------------------\n";
}

void Global::dumpBoards() {
  cerr.setf(ios::dec,ios::basefield);
  cerr << " BOARD LIST (" << BoardList.size() << " elements)\n";
  cerr << "--------------------------------------------------------------------------\n";
  for(BLi=BoardList.begin();BLi!=BoardList.end();BLi++)
    (*BLi)->dump();
  cerr << "--------------------------------------------------------------------------\n";
}

void Global::dumpPanes() {
  cerr.setf(ios::dec,ios::basefield);
  cerr << " PANE LIST\n";
  cerr << "--------------------------------------------------------------------------\n";
  ebook->dump();
  cerr << "--------------------------------------------------------------------------\n";
}

void Global::addHostBookmark(HostBookmark *hbm) {
  list<HostBookmark *>::iterator bi;

  for(bi=HostHistory.begin();bi!=HostHistory.end();bi++)
    if ( (*(*bi)) == hbm ) {
      delete hbm;
      return;
    }
  HostHistory.push_front(hbm);
  if (HostHistory.size() > 16) {
    delete(HostHistory.back());
    HostHistory.pop_back();
  }
    
  writeRC();
  if (bmlistener != 0) bmlistener->updateBookmarks();
}

void Global::addEngineBookmark(EngineBookmark *ebm) {
  list<EngineBookmark *>::iterator ei;

  for(ei=EnginePresets.begin();ei!=EnginePresets.end();ei++)
    if ( (*(*ei)) == ebm ) {
      delete ebm;
      return;
    }

  EnginePresets.push_front(ebm);
  if (EnginePresets.size() > 16) {
    delete(EnginePresets.back());
    EnginePresets.pop_back();
  }
    
  writeRC();
  if (bmlistener != 0) bmlistener->updateBookmarks();
}

void Global::updateScrollBacks() {
  output->updateScrollBack();
  updateChannelScrollBacks();
}

Notebook * Global::getNotebook() {
  return(ebook);
}

void Global::gatherConsoleState() {
  list<DetachedConsole *>::iterator i;

  // please make Desk.consoles empty before calling this. Thanks.

  for(i=Consoles.begin();i!=Consoles.end();i++)
    Desk.addConsole(*i);
}

// malloc has the stupid idea of segfaulting when
// allocating a word-incomplete size
void * Global::safeMalloc(int nbytes) {
  return(malloc(nbytes + (nbytes % 4)));
}

GdkFont * Global::loadFont(EboardFont i) {
  GdkFont *f;

  switch(i) {

  case EF_PlayerFont: // player font (default 18 pt)
    f=gdk_font_load(PlayerFont);
    if (!f) f=gdk_font_load("-*-helvetica-bold-r-normal--17-*-*-*-*-*-*");
    if (!f) f=gdk_font_load("-*-helvetica-bold-r-normal--14-*-*-*-*-*-*");
    if (!f) f=gdk_font_load("helvetica");
    break;       

  case EF_ClockFont: // clock font (default 34 pt)
    f=gdk_font_load(ClockFont);
    if (!f) f=gdk_font_load("-*-helvetica-bold-r-normal--34-*-*-*-*-*-*");
    if (!f) f=gdk_font_load("-*-helvetica-bold-r-normal--25-*-*-*-*-*-*");
    if (!f) f=gdk_font_load("-*-helvetica-bold-r-normal--24-*-*-*-*-*-*");
    if (!f) f=gdk_font_load("helvetica");
    break;

  case EF_InfoFont: // info font (default 12 pt)
    f=gdk_font_load(InfoFont);
    if (!f) f=gdk_font_load("-*-helvetica-medium-r-normal--11-*-*-*-*-*-*");
    if (!f) f=gdk_font_load("-*-helvetica-medium-r-normal--10-*-*-*-*-*-*");
    if (!f) f=gdk_font_load("helvetica");
    break;
  default:
    f=NULL;
  }
  return f;

}

void Global::setPieceSet(string &filename,bool chgPieces,bool chgSquares) {
  string oldp,olds;
  PieceSet *oldset=0;

  if (pieceset) {
    oldp=pieceset->getName();
    olds=pieceset->getSquareName();
    oldset=pieceset;
  } else {
    chgPieces=true;
    chgSquares=true;
  }

  pieceset=new PieceSet(chgPieces?filename:oldp,chgSquares?filename:olds);
  if (oldset)
    delete oldset;

  respawnPieceSet();
}

void Global::respawnPieceSet() {
  list<PieceChangeListener *>::iterator i;

  // notify all objects that use the pieceset
  for(i=PieceClients.begin();i!=PieceClients.end();i++)
    (*i)->pieceSetChanged();
}

void Global::addPieceClient(PieceChangeListener *pcl) {
  global.debug("Global","addPieceClient");
  PieceClients.push_back(pcl); 
}

void Global::removePieceClient(PieceChangeListener *pcl) {
  list<PieceChangeListener *>::iterator i;

  global.debug("Global","removePieceClient");

  for(i=PieceClients.begin();
      i!=PieceClients.end();
      i++)
    if ( (*i) == pcl ) {
      PieceClients.erase(i);
      return;
    }
}

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

HostBookmark::HostBookmark() {
  memset(host,0,128);
  memset(protocol,0,64);
  port=0;
}

int HostBookmark::operator==(HostBookmark *hbm) {
  if (strcmp(host,hbm->host)) return 0;
  if (port!=hbm->port) return 0;
  if (strcmp(protocol,hbm->protocol)) return 0;
  return 1;
}

int EngineBookmark::operator==(EngineBookmark *ebm) {
  if (humanwhite != ebm->humanwhite) return 0;
  if (timecontrol != ebm->timecontrol) return 0;
  if (maxply != ebm->maxply) return 0;
  if (think != ebm->think) return 0;
  if (proto != ebm->proto) return 0;
  if (mode != ebm->mode) return 0;
  if (directory.compare(ebm->directory)) return 0;
  if (cmdline.compare(ebm->cmdline))     return 0;
  return 1;
}

void EngineBookmark::read(tstring &t) {
  static char *sep="^\n\r";
  string *p;

  caption     = *(t.token(sep));
  directory   = *(t.token(sep));
  cmdline     = *(t.token(sep));
  humanwhite  = t.tokenvalue(sep);

  p = t.token(sep);
  if (p)
    timecontrol.fromSerialization(p->c_str());

  maxply      = t.tokenvalue(sep);
  think       = t.tokenvalue(sep);
  proto       = t.tokenvalue(sep);
  mode        = (variant) t.tokenvalue(sep);

  if (!directory.compare("NULL")) directory.erase();
  if (!cmdline.compare("NULL")) cmdline.erase();
}

// -------------------------------- channel splitting

IcsChannel::IcsChannel(char *s) {
  static char *sep="\t\r\n";
  tstring t;
  t.set(s);
  number = t.tokenvalue(sep);
  name   = * (t.token(sep));
}

void ChannelSplitter::getChannels(char *ipaddr) {
  char destname[512], url[512];
  struct stat age;
  time_t now, d;
  pid_t kid;

  global.debug("ChannelSplitter","getChannels",ipaddr);
  channels.clear();

  if (! global.RetrieveChannelNames)
    return;

  sprintf(destname,"/tmp/eboard-chlist-%s-%d.tmp", ipaddr, getuid() );
  chlist=destname;

  if (stat(destname, &age)==0) {
    now=time(0);
    d = now - age.st_mtime;
    // list expires after 8 hours
    if (d < 28800)
      goto cs_gc_use_current;
  }

  sprintf(url,"http://eboard.sourceforge.net/ics/%s.txt",ipaddr);

  kid=fork();
  if (kid==0) {

    execlp("wget","wget","-q","-O",destname,url,0);
    _exit(0);

  } else {

    global.zombies.add(kid, this);

  }

 cs_gc_use_current:
  parseChannelList();
    
}

void ChannelSplitter::ZombieNotification(int pid) {
  parseChannelList();
}

void ChannelSplitter::parseChannelList() {
  char s[512];

  global.debug("ChannelSplitter","parseChannelList");
  channels.clear();

  ifstream f(chlist.c_str());
  if (!f) {
    global.debug("ChannelSplitter","parseChannelList","can't read file");
    return;
  }

  if (memset(s,0,512), f.getline(s,511,'\n')) {

    if (strstr(s,"text/ics-channel-list")) {    
      while( memset(s,0,512), f.getline(s,511,'\n') ) {
      if (!isdigit(s[0])) break;
      channels.push_back( IcsChannel(s) );
      }
    }

  }

  f.close();
}

const char * ChannelSplitter::getChannelTitle(int n) {
  int i,j;
  static char z[128];
  j=channels.size();
  for(i=0;i<j;i++) {
    if (n==channels[i].number) {
      sprintf(z,"#%d: %s",n,channels[i].name.c_str());
      return z;
    }
  }
  sprintf(z,"#%d",n);
  return z;
}

void ChannelSplitter::ensurePane(int ch) {
  int i,j;
  j=panes.size();
  for(i=0;i<j;i++)
    if (numbers[i]==ch)
      return; // already exists
  createPane(ch);
}

void ChannelSplitter::createPane(int ch) {
  Notebook *nb;
  Text *op;
  char z[64];
  nb=getNotebook();
  if (!nb) return;  
  op=new Text();
  
  sprintf(z,"%s",getChannelTitle(ch) );

  op->show();
  nb->addPage(op->widget,z,-200-ch,true);
  op->setNotebook(nb,-200-ch);
  numbers.push_back(ch);
  panes.push_back(op);
}

void ChannelSplitter::channelPageUp(int ch) {
  int i,j;
  j=panes.size();
  for(i=0;i<j;i++)
    if (numbers[i] == ch) {
      panes[i]->pageUp();
      return;
    }
}

void ChannelSplitter::channelPageDown(int ch) {
  int i,j;
  j=panes.size();
  for(i=0;i<j;i++)
    if (numbers[i] == ch) {
      panes[i]->pageDown();
      return;
    }
}

void ChannelSplitter::appendToChannel(int ch,char *msg,int color,Importance im) {
  int i,j;
  ensurePane(ch);
  j=panes.size();
  for(i=0;i<j;i++)
    if (numbers[i]==ch) {
      panes[i]->append(msg,color,im);
      panes[i]->contentUpdated();
      return;
    }  
}

void ChannelSplitter::removeRemovablePage(int n) {
  int rn;
  int i,j;
  Notebook *nb;
  
  rn= -n;
  rn-=200;
  nb=getNotebook();

  j=panes.size();
  for(i=0;i<j;i++)
    if (numbers[i]==rn) {
      nb->removePage(n);
      delete panes[i];
      panes.erase(panes.begin() + i);
      numbers.erase(numbers.begin() + i);
    }
}

void ChannelSplitter::updateChannelScrollBacks() {
  int i,j;
  j=panes.size();
  for(i=0;i<j;i++)
    panes[i]->updateScrollBack();
}

TerminalColor::TerminalColor() {
  TextDefault   = 0xeeeeee;
  TextBright    = 0xffffff;
  PrivateTell   = 0xffff00;
  NewsNotify    = 0xff8080;
  Mamer         = 0xffdd00;
  KibitzWhisper = 0xd38fd3;
  Shouts        = 0xddffdd;
  Seeks         = 0x80ff80;
  ChannelTell   = 0x3cd9d1;
  Engine        = 0xc0ff60;
  Background    = 0;
}

void TerminalColor::read(tstring &t) {
  static char *comma=",:\n\r \t";  

  TextDefault   = t.tokenvalue(comma,16);
  TextBright    = t.tokenvalue(comma,16);
  PrivateTell   = t.tokenvalue(comma,16);
  NewsNotify    = t.tokenvalue(comma,16);
  Mamer         = t.tokenvalue(comma,16);
  KibitzWhisper = t.tokenvalue(comma,16);
  Shouts        = t.tokenvalue(comma,16);
  Seeks         = t.tokenvalue(comma,16);
  ChannelTell   = t.tokenvalue(comma,16);
  Engine        = t.tokenvalue(comma,16);
  Background    = t.tokenvalue(comma,16);
}

// ---- desktop saving

WindowGeometry::WindowGeometry(int a,int b,int c,int d) {
  X=a; Y=b; W=c; H=d;
}

WindowGeometry::WindowGeometry() {
  setNull();
}

void WindowGeometry::retrieve(GtkWidget *w) {
  gint a[7];  
  gdk_window_get_geometry(w->window,a,a+1,a+2,a+3,a+4);
  gdk_window_get_origin(w->window,a+5,a+6);
  X=a[5]-a[0];
  Y=a[6]-a[1];
  W=a[2];
  H=a[3];
}

bool WindowGeometry::isNull() {
  return( (X==0)&&(Y==0)&&(W==0)&&(H==0) );
}

void WindowGeometry::setNull() {
  X=Y=W=H=0;
}

void WindowGeometry::read(tstring &t) {
  static char *sep=":,()\n\t\r ";
  X=t.tokenvalue(sep);
  Y=t.tokenvalue(sep);
  W=t.tokenvalue(sep);
  H=t.tokenvalue(sep);
}

// --------

void Desktop::clear() {
  vector<WindowGeometry *>::iterator i;
  vector<string *>::iterator j;

  wMain.setNull();
  wGames.setNull();
  wLocal.setNull();
  wAds.setNull();

  for(i=consoles.begin();i!=consoles.end();i++)
    delete(*i);

  for(j=cfilters.begin();j!=cfilters.end();j++)
    delete(*j);

  consoles.clear();
  cfilters.clear();

}

void Desktop::read(tstring &t) {
  static char *sep=":,()\n\t\r ";
  wMain.read(t);
  wGames.read(t);
  wLocal.read(t);
  wAds.read(t);
  global.Desk.PanePosition = t.tokenvalue(sep); /* BUG */
}

void Desktop::writeConsoles(ostream &s, const char *key) {
  int i,j;
  j=consoles.size();
  for(i=0;i<j;i++) {
    s << key << "::" << (*consoles[i]);
    s << (*(cfilters[i])) << endl;
  }
}

void Desktop::readConsole(tstring &t) {
  WindowGeometry *wg;
  string *p,*s;
  static char *sep="\n\r";
  
  wg=new WindowGeometry();
  wg->read(t);

  p=t.token(sep);
  s=new string();
  if (p) (*s)=(*p);

  consoles.push_back(wg);
  cfilters.push_back(s);
}

void Desktop::addConsole(DetachedConsole *dc) {
  WindowGeometry *wg;
  wg=new WindowGeometry();
  wg->retrieve(dc->widget);
  consoles.push_back(wg);
  cfilters.push_back(new string(dc->getFilter()));
}

void Desktop::spawnConsoles(TextSet *ts) {
  int i,j;
  char tmp[512];
  DetachedConsole *dc;
  j=consoles.size();

  for(i=0;i<j;i++) {
    dc=new DetachedConsole(ts,0);
    dc->show();
    dc->restorePosition(consoles[i]);
    if (cfilters[i]->size()) {
      strcpy(tmp,cfilters[i]->c_str());
      dc->setFilter(tmp);
    }
  }
}

// ------- ah, the zombies

ZombieHunter::ZombieHunter() {
  signal(SIGCHLD,zh_sigchild_handler);
}

ZombieHunter::~ZombieHunter() {
  pids.clear();
  handlers.clear();
}

void ZombieHunter::add(int pid, SigChildHandler *sigh) {
  pids.push_back(pid);
  handlers.push_back(sigh);
}

void ZombieHunter::handleSigChild() {
  pid_t epid;
  unsigned int i;
  int s;
  
  while ( ( epid = waitpid(-1,&s,WNOHANG) ) > 0 ) {
    for(i=0;i<pids.size();i++)
      if (pids[i] == epid) {
      if (handlers[i] != 0) handlers[i]->ZombieNotification(epid);
      pids.erase(pids.begin() + i);
      handlers.erase(handlers.begin() + i);
      break;
      }
  }
}

void zh_sigchild_handler(int sig) {
  if (sig == SIGCHLD)
    global.zombies.handleSigChild();
}

Environment::Environment() {
  char *p;

  p=getenv("HOME");
  if (p) {
    Home=p;    
  } else {
    Home.erase();
    cerr << _("** eboard ** warning: HOME environment variable not set\n");
  }

  p=getenv("USER");
  if (p) {
    User=p;
  } else {
    User=_("Human");
  }

  if (!Home.empty()) {
    Config=Home;
    Config+="/.eboard/eboard.conf";
  } else {
    Config.erase();
  }
}




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