* @type {Number}
* @const
* @private */
-var SCRIPT_VERSION = 2016113002;
+var SCRIPT_VERSION = 2016113008;
/**
* The current backend URL.
update_num_viewers(num_viewers);
} else {
console.log("Received invalid update, waiting five seconds and trying again.");
- location.reload(true);
+ setTimeout(function() { location.reload(true); }, 5000);
}
// Next update.
- current_analysis_request_timer = setTimeout(function() { request_update(); }, timeout);
+ if (!backend_url.match(/history/)) {
+ current_analysis_request_timer = setTimeout(function() { request_update(); }, timeout);
+ }
}).fail(function(jqXHR, textStatus, errorThrown) {
if (textStatus === "abort") {
// Aborted because we are switching backends. Abandon and don't retry,
return;
}
- var pos = $(".square-a8").position();
-
var zoom_factor = $("#board").width() / 400.0;
var line_width = arrow.line_width * zoom_factor;
var arrow_size = arrow.arrow_size * zoom_factor;
var square_width = $(".square-a8").width();
- var from_y = (7 - arrow.from_row + 0.5)*square_width;
- var to_y = (7 - arrow.to_row + 0.5)*square_width;
- var from_x = (arrow.from_col + 0.5)*square_width;
- var to_x = (arrow.to_col + 0.5)*square_width;
+ var pos, from_y, to_y, from_x, to_x;
+ if (board.orientation() === 'black') {
+ pos = $(".square-h1").position();
+ from_y = (arrow.from_row + 0.5)*square_width;
+ to_y = (arrow.to_row + 0.5)*square_width;
+ from_x = (7 - arrow.from_col + 0.5)*square_width;
+ to_x = (7 - arrow.to_col + 0.5)*square_width;
+ } else {
+ pos = $(".square-a8").position();
+ from_y = (7 - arrow.from_row + 0.5)*square_width;
+ to_y = (7 - arrow.to_row + 0.5)*square_width;
+ from_x = (arrow.from_col + 0.5)*square_width;
+ to_x = (arrow.to_col + 0.5)*square_width;
+ }
var SVG_NS = "http://www.w3.org/2000/svg";
var XHTML_NS = "http://www.w3.org/1999/xhtml";
var tbl = $("#refutationlines");
tbl.empty();
+ if (display_lines.length < 2) {
+ return;
+ }
+
// Find out where the lines start from.
var base_line = [];
var base_scores = display_lines[1].scores;
}
var invert = (toplay === 'B');
- if (current_display_line && current_display_move % 2 == 0) {
+ if (current_display_line && current_display_move % 2 == 0 && !current_display_line_is_history) {
invert = !invert;
}
moves = moves.sort(function(a, b) { return compare_by_score(refutation_lines, invert, a, b) });
* and switch to it if we're not already displaying it.
*/
var possibly_switch_game_from_hash = function() {
+ var history_match = window.location.hash.match(/^#history=([a-zA-Z0-9_-]+)/);
+ if (history_match !== null) {
+ var game_id = history_match[1];
+ var fake_game = {
+ url: '/history/' + game_id + '.json',
+ hashurl: '',
+ id: 'history=' + game_id
+ };
+ switch_backend(fake_game);
+ return;
+ }
+
if (current_games === null) {
return;
}
}
}
+/**
+ * If this is a Chess960 castling which doesn't move the king,
+ * move the rook instead.
+*/
+var patch_move = function(move) {
+ if (move === null) return null;
+ if (move.from !== move.to) return move;
+
+ var f = move.rook_sq & 15;
+ var r = move.rook_sq >> 4;
+ var from = ('abcdefgh'.substring(f,f+1) + '87654321'.substring(r,r+1));
+ var to = move.to;
+
+ if (move.to === 'g1') {
+ to = 'f1';
+ } else if (move.to === 'g8') {
+ to = 'f8';
+ } else if (move.to === 'b1') {
+ to = 'c1';
+ } else if (move.to === 'b8') {
+ to = 'c8';
+ }
+
+ return { from: from, to: to };
+}
+
/** Update all the HTML on the page, based on current global state.
*/
var update_board = function() {
// draw a continuation arrow as long as it's the same piece
var last_to;
for (var i = 0; i < data['pv'].length; i += 2) {
- var move = hiddenboard.move(data['pv'][i]);
+ var move = patch_move(hiddenboard.move(data['pv'][i]));
+
if ((i >= 2 && move.from != last_to) ||
interfering_arrow(move.from, move.to)) {
break;
}
create_arrow(move.from, move.to, '#f66', 6, 20);
- last_to = move.from;
+ last_to = move.to;
hiddenboard.move(data['pv'][i + 1]); // To keep continuity.
}
var alt_moves = find_nonstupid_moves(data, 30, data['position']['toplay'] === 'B');
for (var i = 1; i < alt_moves.length && i < 3; ++i) {
hiddenboard = new Chess(base_fen);
- var move = hiddenboard.move(alt_moves[i]);
+ var move = patch_move(hiddenboard.move(alt_moves[i]));
if (move !== null) {
create_arrow(move.from, move.to, '#f66', 1, 10);
}
if (!data['refutation_lines'] ||
!data['refutation_lines'][nonstupid_moves[i]] ||
!data['refutation_lines'][nonstupid_moves[i]]['pv'] ||
- data['refutation_lines'][nonstupid_moves[i]]['pv'].length < 1) {
+ data['refutation_lines'][nonstupid_moves[i]]['pv'].length < 2) {
// Incomplete PV, abort.
response = undefined;
break;
}
// FIXME: at some widths, calling sparkline() seems to push
// #scorecontainer under the board.
+ $('#scorespark').unbind('sparklineClick');
$("#scorespark").sparkline(scores, {
type: 'bar',
zeroColor: 'gray',
return format_tooltip(data, fields[0].offset + first_move_num - 1);
}
});
+ $('#scorespark').unbind('sparklineClick');
$('#scorespark').bind('sparklineClick', function(event) {
var sparkline = event.sparklines[0];
var region = sparkline.getCurrentRegionFields();
* @param {number} num_viewers
*/
var update_num_viewers = function(num_viewers) {
+ var text = "";
if (num_viewers === null) {
- $("#numviewers").text("");
+ text = "";
} else if (num_viewers == 1) {
- $("#numviewers").text("You are the only current viewer");
+ text = "You are the only current viewer";
} else {
- $("#numviewers").text(num_viewers + " current viewers");
+ text = num_viewers + " current viewers";
+ }
+ if (display_fen !== null) {
+ var counter = Math.floor(display_fen.split(" ")[4] / 2);
+ if (counter >= 20) {
+ text = text.replace("current ", "");
+ text += " | 50-move rule: " + counter;
+ }
}
+ $("#numviewers").text(text);
}
var update_clock = function() {
}
window['switch_backend'] = switch_backend;
+window['flip'] = function() { board.flip(); redraw_arrows(); };
+
var init = function() {
unique = get_unique();
}
});
window.addEventListener('hashchange', possibly_switch_game_from_hash, false);
+ possibly_switch_game_from_hash();
};
$(document).ready(init);