Shorten the FICS messages a bit.
[remoteglot] / remoteglot.pl
index 9aaa43d..a58168b 100755 (executable)
@@ -16,14 +16,18 @@ use Time::HiRes;
 use strict;
 use warnings;
 
 use strict;
 use warnings;
 
-$SIG{ALRM} = sub { output_screen(); };
-
-$| = 1;
-
+# Configuration
 my $server = "freechess.org";
 my $target = "Sesse";
 # my $engine = "/usr/games/toga2";
 my $engine = "wine Rybkav2.3.2a.mp.w32.exe";
 my $server = "freechess.org";
 my $target = "Sesse";
 # my $engine = "/usr/games/toga2";
 my $engine = "wine Rybkav2.3.2a.mp.w32.exe";
+my $telltarget = undef;   # undef to be silent
+my @tell_intervals = (5, 20, 60, 120, 240, 480, 960);  # after each move
+
+# Program starts here
+$SIG{ALRM} = sub { output_screen(); };
+
+$| = 1;
 
 open(FICSLOG, ">ficslog.txt")
        or die "ficslog.txt: $!";
 
 open(FICSLOG, ">ficslog.txt")
        or die "ficslog.txt: $!";
@@ -41,20 +45,25 @@ select(STDOUT);
 # open the chess engine
 my $pid = IPC::Open2::open2(*UCIREAD, *UCIWRITE, $engine);
 my %uciinfo = ();
 # open the chess engine
 my $pid = IPC::Open2::open2(*UCIREAD, *UCIWRITE, $engine);
 my %uciinfo = ();
+my %uciid = ();
 my %ficsinfo = ();
 my %ficsinfo = ();
+my ($last_move, $last_tell);
+my $last_text = '';
+my $last_told_text = '';
 
 uciprint("uci");
 
 # gobble the options
 while (<UCIREAD>) {
        /uciok/ && last;
 
 uciprint("uci");
 
 # gobble the options
 while (<UCIREAD>) {
        /uciok/ && last;
+       handle_uci($_);
 }
 
 uciprint("setoption name UCI_AnalyseMode value true");
 uciprint("setoption name NalimovPath value c:\\nalimov");
 uciprint("setoption name NalimovUsage value Rarely");
 uciprint("setoption name Hash value 1024");
 }
 
 uciprint("setoption name UCI_AnalyseMode value true");
 uciprint("setoption name NalimovPath value c:\\nalimov");
 uciprint("setoption name NalimovUsage value Rarely");
 uciprint("setoption name Hash value 1024");
-uciprint("setoption name MultiPV value 3");
+uciprint("setoption name MultiPV value 3");
 # uciprint("setoption name Contempt value 1000");
 # uciprint("setoption name Outlook value Ultra Optimistic");
 uciprint("ucinewgame");
 # uciprint("setoption name Contempt value 1000");
 # uciprint("setoption name Outlook value Ultra Optimistic");
 uciprint("ucinewgame");
@@ -97,6 +106,17 @@ while (1) {
                        uciprint("stop");
                        uciprint("position fen $fen");
                        uciprint("go infinite");
                        uciprint("stop");
                        uciprint("position fen $fen");
                        uciprint("go infinite");
+
+                       $last_move = time;
+
+                       # 
+                       # Output a command every move to note that we're
+                       # still paying attention -- this is a good tradeoff,
+                       # since if no move has happened in the last half
+                       # hour, the analysis/relay has most likely stopped
+                       # and we should stop hogging server resources.
+                       #
+                       $t->cmd("date");
                }
                #print "FICS: [$line]\n";
                $sleep = 0;
                }
                #print "FICS: [$line]\n";
                $sleep = 0;
@@ -105,15 +125,7 @@ while (1) {
        # any fun on the UCI channel?
        if ($nfound > 0 && vec($rout, fileno(UCIREAD), 1) == 1) {
                my $line = <UCIREAD>;
        # any fun on the UCI channel?
        if ($nfound > 0 && vec($rout, fileno(UCIREAD), 1) == 1) {
                my $line = <UCIREAD>;
-               chomp $line;
-               $line =~ tr/\r//d;
-               print UCILOG "<= $line\n";
-               if ($line =~ /^info/) {
-                       my (@infos) = split / /, $line;
-                       shift @infos;
-
-                       parse_infos(@infos);
-               }
+               handle_uci($line);
                $sleep = 0;
 
                # don't update too often
                $sleep = 0;
 
                # don't update too often
@@ -123,6 +135,26 @@ while (1) {
        sleep $sleep;
 }
 
        sleep $sleep;
 }
 
+sub handle_uci {
+       my ($line) = @_;
+
+       chomp $line;
+       $line =~ tr/\r//d;
+       print UCILOG "<= $line\n";
+       if ($line =~ /^info/) {
+               my (@infos) = split / /, $line;
+               shift @infos;
+
+               parse_infos(@infos);
+       }
+       if ($line =~ /^id/) {
+               my (@ids) = split / /, $line;
+               shift @ids;
+
+               parse_ids(@ids);
+       }
+}
+
 sub parse_infos {
        my (@x) = @_;
        my $mpv = '';
 sub parse_infos {
        my (@x) = @_;
        my $mpv = '';
@@ -179,6 +211,22 @@ sub parse_infos {
        }
 }
 
        }
 }
 
+sub parse_ids {
+       my (@x) = @_;
+
+       while (scalar @x > 0) {
+               if ($x[0] =~ /^(name|author)$/) {
+                       my $key = shift @x;
+                       my $value = join(' ', @x);
+                       $uciid{$key} = $value;
+                       last;
+               }
+
+               # unknown
+               shift @x;
+       }
+}
+
 sub style12_to_fen {
        my $str = shift; 
        my (@x) = split / /, $str;
 sub style12_to_fen {
        my $str = shift; 
        my (@x) = split / /, $str;
@@ -433,74 +481,129 @@ sub output_screen {
                return;
        }
 
                return;
        }
 
-       print  "\e[H\e[2JAnalysis:\n\n";
+       my $text = '';
+
+       if (exists($uciid{'name'})) {
+               $text .= "Analysis by $uciid{'name'}:\n\n";
+       } else {
+               $text .= "Analysis:\n\n";
+       }
 
        return unless (exists($ficsinfo{'board'}));
 
        return unless (exists($ficsinfo{'board'}));
+               
+       #
+       # Some programs _always_ report MultiPV, even with only one PV.
+       # In this case, we simply use that data as if MultiPV was never
+       # specified.
+       #
+       if (exists($uciinfo{'pv1'}) && !exists($uciinfo{'pv2'})) {
+               for my $key qw(pv score_cp score_mate nodes nps depth seldepth tbhits) {
+                       if (exists($uciinfo{$key . '1'}) && !exists($uciinfo{$key})) {
+                               $uciinfo{$key} = $uciinfo{$key . '1'};
+                       }
+               }
+       }
 
 
-       if (exists($uciinfo{'pv1'})) {
+       if (exists($uciinfo{'pv1'}) && exists($uciinfo{'pv2'})) {
                # multi-PV
                my $mpv = 1;
                while (exists($uciinfo{'pv' . $mpv})) {
                # multi-PV
                my $mpv = 1;
                while (exists($uciinfo{'pv' . $mpv})) {
-                       printf "  PV%2u", $mpv;
+                       $text .= sprintf "  PV%2u", $mpv;
+                       my $score = short_score(\%uciinfo, \%ficsinfo, $mpv);
+                       $text .= "  ($score)" if (!defined($score));
 
 
-                       if (defined($uciinfo{'score_mate' . $mpv})) {
-                               printf " (M%3d)", $uciinfo{'score_mate' . $mpv};
-                       } else {
-                               if (exists($uciinfo{'score_cp' . $mpv})) {
-                                       my $score = $uciinfo{'score_cp' . $mpv} * 0.01;
-                                       if ($ficsinfo{'toplay'} eq 'B') {
-                                               $score = -$score;
-                                       }
-                                       printf " (%+5.2f)", $score;
-                               }
-                       }
-                       
                        if (exists($uciinfo{'nodes' . $mpv}) && exists($uciinfo{'nps' . $mpv}) && exists($uciinfo{'depth' . $mpv})) {
                        if (exists($uciinfo{'nodes' . $mpv}) && exists($uciinfo{'nps' . $mpv}) && exists($uciinfo{'depth' . $mpv})) {
-                               printf " (%5u kn, %3u kn/s, %2u ply)",
+                               $text .= sprintf " (%5u kn, %3u kn/s, %2u ply)",
                                        $uciinfo{'nodes' . $mpv} / 1000, $uciinfo{'nps' . $mpv} / 1000, $uciinfo{'depth' . $mpv};
                        }
 
                                        $uciinfo{'nodes' . $mpv} / 1000, $uciinfo{'nps' . $mpv} / 1000, $uciinfo{'depth' . $mpv};
                        }
 
-                       print ":\n";
-                       print "  ", join(', ', prettyprint_pv($ficsinfo{'board'}, @{$uciinfo{'pv' . $mpv}})), "\n";
-                       print "\n";
+                       $text .= ":\n";
+                       $text .= "  " . join(', ', prettyprint_pv($ficsinfo{'board'}, @{$uciinfo{'pv' . $mpv}})) . "\n";
+                       $text .= "\n";
                        ++$mpv;
                }
        } else {
                # single-PV
                        ++$mpv;
                }
        } else {
                # single-PV
-               if (defined($uciinfo{'score_mate'})) {
-                       my $mate = $uciinfo{'score_mate'};
-                       if ($ficsinfo{'toplay'} eq 'B') {
-                               $mate = -$mate;
-                       }
-                       if ($mate > 0) {
-                               printf "  White mates in %u\n", $mate;
-                       } else {
-                               printf "  Black mates in %u\n", -$mate;
-                       }
-               } else {
-                       if (exists($uciinfo{'score_cp'})) {
-                               my $score = $uciinfo{'score_cp'} * 0.01;
-                               if ($ficsinfo{'toplay'} eq 'B') {
-                                       $score = -$score;
-                               }
-                               printf "  Score: %+5.2f\n", $score;
-                       }
-               }
-
-               print  "  PV: ", join(', ', prettyprint_pv($ficsinfo{'board'}, @{$uciinfo{'pv'}}));
-               print  "\n";
+               my $score = long_score(\%uciinfo, \%ficsinfo, '');
+               $text .= "  $score\n" if defined($score);
+               $text .=  "  PV: " . join(', ', prettyprint_pv($ficsinfo{'board'}, @{$uciinfo{'pv'}}));
+               $text .=  "\n";
 
                if (exists($uciinfo{'nodes'}) && exists($uciinfo{'nps'}) && exists($uciinfo{'depth'})) {
 
                if (exists($uciinfo{'nodes'}) && exists($uciinfo{'nps'}) && exists($uciinfo{'depth'})) {
-                       printf "  %u nodes, %7u nodes/sec, depth %u ply",
+                       $text .= sprintf "  %u nodes, %7u nodes/sec, depth %u ply",
                                $uciinfo{'nodes'}, $uciinfo{'nps'}, $uciinfo{'depth'};
                }
                if (exists($uciinfo{'tbhits'})) {
                                $uciinfo{'nodes'}, $uciinfo{'nps'}, $uciinfo{'depth'};
                }
                if (exists($uciinfo{'tbhits'})) {
-                       printf ", %u Nalimov hits", $uciinfo{'tbhits'};
+                       $text .= sprintf ", %u Nalimov hits", $uciinfo{'tbhits'};
                }
                if (exists($uciinfo{'seldepth'})) {
                }
                if (exists($uciinfo{'seldepth'})) {
-                       printf " (%u selective)", $uciinfo{'seldepth'};
+                       $text .= sprintf " (%u selective)", $uciinfo{'seldepth'};
+               }
+               $text .=  "\n\n";
+       }
+
+       if ($last_text ne $text) {
+               print "\e[H\e[2J"; # clear the screen
+               print $text;
+               $last_text = $text;
+       }
+
+       # Now construct the tell text, if any
+       return if (!defined($telltarget));
+
+       my $tell_text = '';
+
+       if (exists($uciid{'name'})) {
+               $tell_text .= "Analysis by $uciid{'name'} -- see http://analysis.sesse.net/ for more information\n";
+       } else {
+               $tell_text .= "Computer analysis -- http://analysis.sesse.net/ for more information\n";
+       }
+
+       if (exists($uciinfo{'pv1'}) && exists($uciinfo{'pv2'})) {
+               # multi-PV
+               my $mpv = 1;
+               while (exists($uciinfo{'pv' . $mpv})) {
+                       $tell_text .= sprintf "  PV%2u", $mpv;
+                       my $score = short_score(\%uciinfo, \%ficsinfo, $mpv);
+                       $tell_text .= "  ($score)" if (defined($score));
+
+                       if (exists($uciinfo{'depth' . $mpv})) {
+                               $tell_text .= sprintf " (%2u ply)", $uciinfo{'depth' . $mpv};
+                       }
+
+                       $tell_text .= ": ";
+                       $tell_text .= join(', ', prettyprint_pv($ficsinfo{'board'}, @{$uciinfo{'pv' . $mpv}}));
+                       $tell_text .= "\n";
+                       ++$mpv;
+               }
+       } else {
+               # single-PV
+               my $score = long_score(\%uciinfo, \%ficsinfo, '');
+               $tell_text .= "  $score\n" if defined($score);
+               $tell_text .= "  PV: " . join(', ', prettyprint_pv($ficsinfo{'board'}, @{$uciinfo{'pv'}}));
+               if (exists($uciinfo{'depth'})) {
+                       $tell_text .= sprintf " (depth %u ply)", $uciinfo{'depth'};
+               }
+               $tell_text .=  "\n";
+       }
+
+       # see if a new tell is called for -- it is if the delay has expired _and_
+       # this is not simply a repetition of the last one
+       if ($last_told_text ne $tell_text) {
+               my $now = time;
+               for my $iv (@tell_intervals) {
+                       last if ($now - $last_move < $iv);
+                       next if ($last_tell - $last_move >= $iv);
+
+                       for my $line (split /\n/, $tell_text) {
+                               $t->print("tell $telltarget [$target] $line");
+                       }
+
+                       $last_told_text = $text;
+                       $last_tell = $now;
+
+                       last;
                }
                }
-               print  "\n\n";
        }
 }
 
        }
 }
 
@@ -696,3 +799,47 @@ sub uciprint {
        print UCIWRITE "$msg\n";
        print UCILOG "=> $msg\n";
 }
        print UCIWRITE "$msg\n";
        print UCILOG "=> $msg\n";
 }
+
+sub short_score {
+       my ($uciinfo, $ficsinfo, $mpv) = @_;
+
+       if (defined($uciinfo{'score_mate' . $mpv})) {
+               return sprintf "M%3d", $uciinfo{'score_mate' . $mpv};
+       } else {
+               if (exists($uciinfo{'score_cp' . $mpv})) {
+                       my $score = $uciinfo{'score_cp' . $mpv} * 0.01;
+                       if ($ficsinfo{'toplay'} eq 'B') {
+                               $score = -$score;
+                       }
+                       return sprintf "%+5.2f", $score;
+               }
+       }
+
+       return undef;
+}
+
+sub long_score {
+       my ($uciinfo, $ficsinfo, $mpv) = @_;
+
+       if (defined($uciinfo{'score_mate' . $mpv})) {
+               my $mate = $uciinfo{'score_mate' . $mpv};
+               if ($ficsinfo{'toplay'} eq 'B') {
+                       $mate = -$mate;
+               }
+               if ($mate > 0) {
+                       return sprintf "White mates in %u", $mate;
+               } else {
+                       return sprintf "Black mates in %u", -$mate;
+               }
+       } else {
+               if (exists($uciinfo{'score_cp' . $mpv})) {
+                       my $score = $uciinfo{'score_cp' . $mpv} * 0.01;
+                       if ($ficsinfo{'toplay'} eq 'B') {
+                               $score = -$score;
+                       }
+                       return sprintf "Score: %+5.2f", $score;
+               }
+       }
+
+       return undef;
+}