my %tb_cache = ();
my $tb_lookup_running = 0;
+# TODO: Persist (parts of) this so that we can restart.
+my %clock_target_for_pos = ();
+
$| = 1;
open(FICSLOG, ">ficslog.txt")
warn "Error in parsing PGN from $url\n";
} else {
eval {
- $pgn->quick_parse_game;
+ $pgn->parse_game({ save_comments => 'yes' });
my $pos = Position->start_pos($pgn->white, $pgn->black);
my $moves = $pgn->moves;
my @uci_moves = ();
($pos, $uci_move) = $pos->make_pretty_move($move);
push @uci_moves, $uci_move;
}
+ $pos->{'result'} = $pgn->result;
$pos->{'pretty_history'} = $moves;
+ extract_clock($pgn, $pos);
+
# Sometimes, PGNs lose a move or two for a short while,
# or people push out new ones non-atomically.
# Thus, if we PGN doesn't change names but becomes
sub handle_position {
my ($pos) = @_;
+ find_clock_start($pos);
# if this is already in the queue, ignore it
return if (defined($pos_waiting) && $pos->fen() eq $pos_waiting->fen());
# if we're already thinking on something, stop and wait for the engine
# to approve
if (defined($pos_calculating)) {
+ # Store the final data we have for this position in the history,
+ # with the precise clock information we just got from the new
+ # position. (Historic positions store the clock at the end of
+ # the position.)
+ #
+ # Do not output anything new to the main analysis; that's
+ # going to be obsolete really soon.
+ $pos_calculating->{'white_clock'} = $pos->{'white_clock'};
+ $pos_calculating->{'black_clock'} = $pos->{'black_clock'};
+ delete $pos_calculating->{'white_clock_target'};
+ delete $pos_calculating->{'black_clock_target'};
+ output_json(1);
+
if (!defined($pos_waiting)) {
uciprint($engine, "stop");
}
}
output_screen();
- output_json();
+ output_json(0);
$latest_update = [Time::HiRes::gettimeofday];
}
}
sub output_json {
+ my $historic_json_only = shift;
my $info = $engine->{'info'};
my $json = {};
$json->{'refutation_lines'} = \%refutation_lines;
my $encoded = JSON::XS::encode_json($json);
- atomic_set_contents($remoteglotconf::json_output, $encoded);
+ unless ($historic_json_only) {
+ atomic_set_contents($remoteglotconf::json_output, $encoded);
+ }
if (exists($pos_calculating->{'pretty_history'}) &&
defined($remoteglotconf::json_history_dir)) {
- my $halfmove_num = scalar @{$pos_calculating->{'pretty_history'}};
- (my $fen = $pos_calculating->fen()) =~ tr,/ ,-_,;
- my $filename = $remoteglotconf::json_history_dir . "/move$halfmove_num-$fen.json";
+ my $filename = $remoteglotconf::json_history_dir . "/" . id_for_pos($pos_calculating) . ".json";
# Overwrite old analysis (assuming it exists at all) if we're
# using a different engine, or if we've calculated deeper.
rename($filename . ".tmp", $filename);
}
+sub id_for_pos {
+ my $pos = shift;
+
+ my $halfmove_num = scalar @{$pos->{'pretty_history'}};
+ (my $fen = $pos->fen()) =~ tr,/ ,-_,;
+ return "move$halfmove_num-$fen";
+}
+
sub get_json_analysis_stats {
my $filename = shift;
return $text;
}
+sub extract_clock {
+ my ($pgn, $pos) = @_;
+
+ # Look for extended PGN clock tags.
+ my $tags = $pgn->tags;
+ if (exists($tags->{'WhiteClock'}) && exists($tags->{'BlackClock'})) {
+ $pos->{'white_clock'} = $tags->{'WhiteClock'};
+ $pos->{'black_clock'} = $tags->{'BlackClock'};
+ return;
+ }
+
+ # Look for TCEC-style time comments.
+ my $moves = $pgn->moves;
+ my $comments = $pgn->comments;
+ my $last_black_move = int((scalar @$moves) / 2);
+ my $last_white_move = int((1 + scalar @$moves) / 2);
+
+ my $black_key = $last_black_move . "b";
+ my $white_key = $last_white_move . "w";
+
+ if (exists($comments->{$white_key}) &&
+ exists($comments->{$black_key}) &&
+ $comments->{$white_key} =~ /tl=(\d+:\d+:\d+)/ &&
+ $comments->{$black_key} =~ /tl=(\d+:\d+:\d+)/) {
+ $comments->{$white_key} =~ /tl=(\d+:\d+:\d+)/;
+ $pos->{'white_clock'} = $1;
+ $comments->{$black_key} =~ /tl=(\d+:\d+:\d+)/;
+ $pos->{'black_clock'} = $1;
+ return;
+ }
+}
+
+sub find_clock_start {
+ my $pos = shift;
+
+ # If the game is over, the clock is stopped.
+ if ($pos->{'result'} eq '1-0' ||
+ $pos->{'result'} eq '1/2-1/2' ||
+ $pos->{'result'} eq '0-1') {
+ return;
+ }
+
+ # When we don't have any moves, we assume the clock hasn't started yet.
+ if ($pos->{'move_num'} == 1 && $pos->{'toplay'} eq 'W') {
+ return;
+ }
+
+ my $id = id_for_pos($pos);
+ if (exists($clock_target_for_pos{$id})) {
+ if ($pos->{'toplay'} eq 'W') {
+ $pos->{'white_clock_target'} = $clock_target_for_pos{$id};
+ } else {
+ $pos->{'black_clock_target'} = $clock_target_for_pos{$id};
+ }
+ return;
+ }
+
+ # OK, we haven't seen this position before, so we assume the move
+ # happened right now.
+ my $key = ($pos->{'toplay'} eq 'W') ? 'white_clock' : 'black_clock';
+ if (!exists($pos->{$key})) {
+ # No clock information.
+ return;
+ }
+ $pos->{$key} =~ /(\d+):(\d+):(\d+)/;
+ my $time_left = $1 * 3600 + $2 * 60 + $3;
+ $clock_target_for_pos{$id} = time + $time_left;
+ if ($pos->{'toplay'} eq 'W') {
+ $pos->{'white_clock_target'} = $clock_target_for_pos{$id};
+ } else {
+ $pos->{'black_clock_target'} = $clock_target_for_pos{$id};
+ }
+}
+
sub schedule_tb_lookup {
return if (!defined($remoteglotconf::tb_serial_key));
my $pos = $pos_waiting // $pos_calculating;
/** @type {boolean} @private */
var enable_sound = false;
+/**
+ * Our best estimate of how many milliseconds we need to add to
+ * new Date() to get the true UTC time. Calibrated against the
+ * server clock.
+ *
+ * @type {?number}
+ * @private
+ */
+var client_clock_offset_ms = null;
+
+var clock_timer = null;
+
/** The current position on the board, represented as a FEN string.
* @type {?string}
* @private
$.ajax({
url: "/analysis.pl?ims=" + ims + "&unique=" + unique
}).done(function(data, textstatus, xhr) {
+ sync_server_clock(xhr.getResponseHeader('Date'));
ims = xhr.getResponseHeader('X-Remoteglot-Last-Modified');
var num_viewers = xhr.getResponseHeader('X-Remoteglot-Num-Viewers');
possibly_play_sound(current_analysis_data, data);
}
}
+/**
+ * @type {!string} server_date_string
+ */
+var sync_server_clock = function(server_date_string) {
+ var server_time_ms = new Date(server_date_string).getTime();
+ var client_time_ms = new Date().getTime();
+ var estimated_offset_ms = server_time_ms - client_time_ms;
+
+ // In order not to let the noise move us too much back and forth
+ // (the server only has one-second resolution anyway), we only
+ // change an existing skew if we are at least five seconds off.
+ if (client_clock_offset_ms === null ||
+ Math.abs(estimated_offset_ms - client_clock_offset_ms) > 5000) {
+ client_clock_offset_ms = estimated_offset_ms;
+ }
+}
+
var clear_arrows = function() {
for (var i = 0; i < arrows.length; ++i) {
if (arrows[i].svg) {
$("#pv").empty();
$("#searchstats").html(" ");
$("#refutationlines").empty();
+ $("#whiteclock").empty();
+ $("#blackclock").empty();
refutation_lines = [];
update_refutation_lines();
clear_arrows();
return;
}
+ update_clock();
+
// The engine id.
if (data['id'] && data['id']['name'] !== null) {
$("#engineid").text(data['id']['name']);
}
}
+var update_clock = function() {
+ clearTimeout(clock_timer);
+
+ var data = displayed_analysis_data || current_analysis_data;
+ if (data['position']) {
+ var result = data['position']['result'];
+ if (result === '1-0') {
+ $("#whiteclock").text("1");
+ $("#blackclock").text("0");
+ return;
+ }
+ if (result === '1/2-1/2') {
+ $("#whiteclock").text("1/2");
+ $("#blackclock").text("1/2");
+ return;
+ }
+ if (result === '0-1') {
+ $("#whiteclock").text("0");
+ $("#blackclock").text("1");
+ return;
+ }
+ }
+
+ var white_clock = "";
+ var black_clock = "";
+
+ // Static clocks.
+ if (data['position'] &&
+ data['position']['white_clock'] &&
+ data['position']['black_clock']) {
+ white_clock = data['position']['white_clock'];
+ black_clock = data['position']['black_clock'];
+ }
+
+ // Dynamic clock (only one, obviously).
+ var color;
+ if (data['position']['white_clock_target']) {
+ color = "white";
+ } else if (data['position']['black_clock_target']) {
+ color = "black";
+ }
+ if (color) {
+ var now = new Date().getTime() + client_clock_offset_ms;
+ var remaining_ms = data['position'][color + '_clock_target'] * 1000 - now;
+ if (color === "white") {
+ white_clock = format_clock(remaining_ms);
+ } else {
+ black_clock = format_clock(remaining_ms);
+ }
+
+ // See when the clock will change next, and update right after that.
+ var next_update_ms = remaining_ms % 1000 + 100;
+ clock_timer = setTimeout(update_clock, next_update_ms);
+ }
+
+ $("#whiteclock").text(white_clock);
+ $("#blackclock").text(black_clock);
+}
+
+/**
+ * @param {Number} remaining_ms
+ */
+var format_clock = function(remaining_ms) {
+ if (remaining_ms <= 0) {
+ return "00:00:00";
+ }
+
+ var remaining = Math.floor(remaining_ms / 1000);
+ var seconds = remaining % 60;
+ remaining = (remaining - seconds) / 60;
+ var minutes = remaining % 60;
+ remaining = (remaining - minutes) / 60;
+ var hours = remaining;
+ return format_2d(hours) + ":" + format_2d(minutes) + ":" + format_2d(seconds);
+}
+
+/**
+ * @param {Number} x
+ */
+var format_2d = function(x) {
+ if (x >= 10) {
+ return x;
+ } else {
+ return "0" + x;
+ }
+}
+
/**
* @param {string} move
* @param {Number} move_num
projects / remoteglot / commitdiff