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py2web.src.js
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/~ --- make with --- ~/
/~ --- rhino jscc.js py2web.src.js > py2web.tmp.js && java -jar yuicompressor-2.4.8.jar py2web.tmp.js --line-break 80 -o py2web.js --- ~/
/~ --- Py2Web uses modified template driver_rhino.js_ --- ~/
/~ --- so ignore the warning that rhino driver should not be used for web --- ~/
/~ --- syntax --- ~/
/~ --- Token definitions --- ~/
/~ Characters to be ignored ~/
! ' |\t|\r|\n' ;
/~ Non-associative tokens ~/
'90|180|270' Angle [* %match = parseInt( %match ); *]
'\['
'\]'
'\{([^\{])*\}' Comment [* %match = %match.substr(1, %match.length - 2); *]
'\-'
'\*'
'\+'
'='
'[=#]' OtherCheckSign
'[!\?][!\?]?' Annotation
'[cjkprvfhmu]+' FairyProps
'[A-Z]|([0-9A-Z][0-9A-Z])' PieceName
'[0-9]+\.' MoveNo [* %match= parseMoveNo(%match); *]
'[a-h][1-8]' Square [* %match = parseSquare(%match); *]
'[nbw]\b' TerminatingColorPrefix
'n'
'w'
'b'
'\.\.'
'\.\.\.'
'0\-0'
'0\-0\-0'
'ep\.'
'threat:'
'but'
'zugzwang\.'
'[a-z][0-9]*\)' TwinId [* %match = %match.substring(0, %match.length - 1); *]
'->'
'-->'
'==>'
'<-->'
'rotate'
'mirror'
'shift'
'PolishType'
'Imitator'
'\[I'
','
;
##
/~ --- Grammar specification --- ~/
BuildTree: Solution [*
__rootNode = %1[0]
__rootNode.unflatten(%1, 1)
__rootNode.linkContinuedTwins()
*]
;
Solution: MoveList [* %1.unshift(new Node(), new VirtualTwinNode()); %% = %1; *]
| TwinList [* %1.unshift(new Node()); %% = %1; *]
| Comments Solution [* %2[0].setv('comments', %1); %% = %2; *]
| [* %% = [new Node()] /* Empty input */ *]
;
TwinList: Twin
| TwinList Twin [* %1.push.apply(%1, %2); %% = %1; *]
;
Twin: TwinHeader MoveList [* %2.unshift(%1); %% = %2; *]
;
TwinHeader: TwinBullet
| TwinBullet CommandList [* %% = %1.setv('commands', %2) *]
| TwinHeader Comments [* %% = %1.setv('comments', %2) *]
;
TwinBullet: TwinId [* %% = new TwinNode(%1, false) *]
| '+' TwinId [* %% = new TwinNode(%2, true) *]
;
CommandList: Command [* %% = [%1] *]
| CommandList Command [* %1.push(%2); %% = %1 *]
;
Command: LongPieceDecl Square '-->' Square [* %% = new TwinCommand('Move', [%2, %4]) *]
| LongPieceDecl Square '<-->' LongPieceDecl Square [* %% = new TwinCommand('Exchange', [%2, %5]) *]
| '-' LongPieceDecl Square [* %% = new TwinCommand('Remove', [%3]) *]
| '+' LongPieceDecl Square [* %% = new TwinCommand('Add', [%2, %3]) *]
| 'rotate' Angle [* %% = new TwinCommand('Rotate', [%2]) *]
| 'mirror' Square '<-->' Square [* %% = new TwinCommand('Mirror', [%2, %4]) *]
| 'shift' Square '==>' Square [* %% = new TwinCommand('Shift', [%2, %4]) *]
| 'PolishType' [* %% = new TwinCommand('PolishType', []) *]
| 'Imitator' SquareList [* %% = new TwinCommand('Imitator', %2) *]
| LongPieceDecl Square [* %% = new TwinCommand('Add', [%1, %2]) *]
;
MoveList: Move
| MoveList Move [* %1.push.apply(%1, %2); %% = %1; *]
;
Move: MoveNo HalfMove HalfMove [* %% = [%2.setv('depth', %1), %3.setv('depth', %1 + 1)]; *]
| MoveNo '..' HalfMove [* %% = [%3.setv('depth', %1 + 1)]; *]
| MoveNo '..' '...' [* %% = [new NullNode(%1, false)] *]
| MoveNo HalfMove 'threat:' [* %% = [%2.setv('depth', %1).setv('childIsThreat', true)]; *]
| 'but' MoveNo '..' HalfMove [* %% = [%4.setv('depth', %2 + 1)]; *]
| MoveNo HalfMove 'zugzwang.' [* %% = [%2.setv('depth', %1)]; *]
| MoveNo HalfMove [* %% = [%2.setv('depth', %1)]; *]
;
Ply: Body [* %% = %1; *]
| Ply '=' TerminatingColorPrefix [* %1.recolorings[%3].push(%1.arrival); %% = %1; *]
| Ply '=' PieceDecl [* %% = %1.setv('promotion', %3); *]
| Ply '=' LongPieceDecl [* %% = %1.setv('promotion', %3); *]
| Ply '[' '+' LongPieceDecl Square '=' PieceDecl ']' [* %1.rebirths.push( {unit:%4, at: %5, prom:%7} ); %% = %1; *]
| Ply '[' '+' LongPieceDecl Square ']' [* %1.rebirths.push( {unit:%4, at: %5, prom:null} ); %% = %1; *]
| Ply '[' LongPieceDecl Square '->' Square '=' PieceDecl ']' [* %1.antirebirths.push( {unit:%3, from: %4, to: %6, prom:%8} ); %% = %1; *]
| Ply '[' LongPieceDecl Square '->' Square ']' [* %1.antirebirths.push( {unit:%3, from: %4, to: %6, prom:null} ); %% = %1; *]
| Ply '[' Square '=' PieceDecl ']' [* %1.promotions.push({unit: %5, at:%3} ); %% = %1; *]
| Ply '[' Square '=' ColorPrefix ']' [* %1.recolorings[%5].push(%3); %% = %1; *]
| Ply '[' '-' Square ']' [* %1.removals.push(%4); %% = %1; *]
| Ply '[I' SquareList ']' [* %1.imitators = %3; %% = %1; *]
| Ply '=' [* %% = %1.setv('checksign', '='); *]
;
HalfMove: Ply CheckSign [* %% = %1.setv('checksign', %2); *]
| Ply
| HalfMove Annotation [* %% = %1.setv('annotation', %2); *]
| HalfMove Comments [* %% = %1.setv('comments', %2); *]
;
Body: PieceDecl Squares [* %% = %2.setv('promotion', %1).setv('departant', %1); *]
| PawnMove
| Castling
| Body 'ep.' [* %% = %1.setEnPassant(); *]
;
LongPieceDecl: ColorPrefix PieceName [* %% = new Piece(%2, %1, ''); *]
| ColorPrefix FairyProps PieceName [* %% = new Piece(%3, %1, %2); *]
;
ColorPrefix: 'n' | 'w' | 'b';
PieceDecl: PieceName [* %% = new Piece(%1, 'u', ''); *]
| 'n' PieceName [* %% = new Piece(%2, %1, ''); *]
| 'n' FairyProps PieceName [* %% = new Piece(%3, %1, %2); *]
| FairyProps PieceName [* %% = new Piece(%2, 'u', %1); *]
;
PawnMove: Squares [* %% = %1.setv('promotion', new Piece('P', 'u', '')).setv('departant', new Piece('P', 'u', '')); *]
;
Squares: Square '-' Square [* %% = new MoveNode(%1, %3, -1); *]
| Square '*' Square [* %% = new MoveNode(%1, %3, %3); *]
| Square '*' Square '-' Square [* %% = new MoveNode(%1, %5, %3); *]
;
SquareList: Square [* %% = [%1] *]
| SquareList ',' Square [* %1.push(%3); %% = %1; *]
| SquareList Square [* %1.push(%2); %% = %1; *]
;
Castling: '0-0' [* %% = new CastlingNode(true); *]
| '0-0-0' [* %% = new CastlingNode(false); *]
;
CheckSign: '+'
| OtherCheckSign
;
Comments: Comment [* %% = [%1] *]
| Comments Comment [* %1.push(%2); %% = %1; *]
;
[*
/*
+ SVN repo: https://code.google.com/p/py2web/source/browse/#svn%2Ftrunk
+ draw diagrams even with parse and symantic errors in solution
+ multiple comments
+ {display-departure-square}
+ Py2Web.init() returns success count
+ Any notation (unicode figurine included)
- stalemates bug (p2w expects promotion after "=")
- e.p.
*/
/**********************
semantics
**********************/
if (!Array.prototype.map) {
Array.prototype.map = function(fun /*, thisp*/) {
var len = this.length;
if (typeof fun != "function")
throw new TypeError();
var res = new Array(len);
var thisp = arguments[1];
for (var i = 0; i < len; i++) {
if (i in this)
res[i] = fun.call(thisp, this[i], i, this);
}
return res;
};
}
function to_xy(i) {
return {x: i % 8, y: i >> 3}
}
function from_xy(x, y) {
return y*8 + x
}
function parseMoveNo(str) {
return 2*parseInt(str.substr(0, str.length - 1))
}
function parseSquare(str) {
return str.charCodeAt(0) - "a".charCodeAt(0) + 8*(7 - str.charCodeAt(1) + "1".charCodeAt(0))
}
function algebraic(square) {
return "abcdefgh".charAt(square % 8) + "87654321".charAt(square >> 3)
}
function __setv(k, v) {
this[k] = v
return this
}
function Piece(n, c, s) {
this.name = n
this.color = c
this.specs = s
this.setv = __setv
this.xfen = function () {
var glyph = this.name.toLowerCase() in __fairyHelper.override?
__fairyHelper.override[this.name.toLowerCase()]:
__fairyHelper.glyphs[this.name.toLowerCase()]
if (this.color == 'w') {
glyph = glyph.toUpperCase()
} else {
glyph = glyph.toLowerCase()
}
if (this.color == 'n') {
glyph = '!' + glyph
}
if (this.specs != '') {
glyph = 'b' + glyph
}
if (glyph.length > 1) {
glyph = '(' + glyph + ')'
}
return glyph
}
this.inverseColor = function() {
if(this.color == 'w')
this.color = 'b'
else if(this.color == 'b')
this.color = 'w'
}
this.asText = function() {
var name = this.name;
if(__fairyHelper.notation[name]) {
name = __fairyHelper.notation[name];
}
return (this.color == 'n'? 'n': '') + this.specs + name;
}
}
function ParsePiece(xfen) {
var c = "b"
if(xfen.charAt(0) == "!") {
c = "n";
xfen = xfen.substring(1);
} else if (xfen.toUpperCase() == xfen) {
c = "w"
}
return new Piece(xfen.toUpperCase(), c, [])
}
function FairyHelper() {
this.override = {};
this.notation = {};
this.glyphs = {
'15':'s3', '16':'s3', '24':'s3', '25':'s3', '35':'s3', '36':'s3', '37':'s3', 'al':'b3', 'am':'a', 'an':'s1', 'ao':'s1',
'ar':'b2', 'b':'b', 'b1':'o', 'b2':'o', 'b3':'o', 'be':'o', 'bh':'b2', 'bi':'o', 'bk':'s1', 'bl':'b3', 'bm':'o',
'bn':'s2', 'bo':'o', 'bp':'p2', 'br':'o', 'bs':'p2', 'bt':'o', 'bu':'s1', 'bw':'o', 'c':'b1', 'ca':'s3', 'cg':'q1',
'ch':'s3', 'cp':'p3', 'cr':'s3', 'ct':'o', 'cy':'o', 'da':'r1', 'db':'b1', 'dg':'q1', 'dk':'r1', 'do':'q3', 'dr':'o',
'ds':'o', 'du':'p1', 'ea':'q3', 'eh':'q1', 'ek':'o', 'em':'r2', 'eq':'e', 'et':'o', 'f':'o', 'fe':'b3', 'fr':'o',
'g':'q2', 'g2':'q1', 'g3':'q3', 'ge':'o', 'gf':'o', 'gh':'s1', 'gi':'s1', 'gl':'o', 'gn':'s1', 'gr':'o', 'gt':'o',
'ha':'q3', 'k':'k', 'ka':'q3', 'kl':'q3', 'kh':'k2', 'kl':'q1', 'ko':'o', 'kp':'s2', 'l':'q1', 'lb':'b1', 'le':'q3',
'lh':'o', 'li':'q3', 'ln':'s1', 'lr':'r1', 'ls':'f', 'm':'o', 'ma':'s1', 'mg':'o', 'mh':'o', 'ml':'o', 'mm':'o',
'mo':'s3', 'mp':'p3', 'ms':'s3', 'n':'s2', 'na':'s3', 'nd':'b3', 'ne':'e', 'nh':'s3', 'nl':'s3', 'o':'o', 'oa':'s1',
'ok':'o', 'or':'e1', 'p':'p', 'pa':'r3', 'po':'k3', 'pp':'p2', 'pr':'b2', 'q':'q', 'qe':'e', 'qf':'e', 'qn':'o',
'qq':'o', 'r':'r', 'ra':'o', 'rb':'b3', 're':'r1', 'rf':'o', 'rh':'r2', 'rk':'o', 'rl':'r3', 'rm':'r1', 'rn':'f',
'rp':'f', 'ro':'f', 'rr':'o', 'rt':'q1', 'rw':'o', 's':'s', 's1':'s2', 's2':'s2', 's3':'s2', 's4':'s2', 'sh':'o',
'si':'q3', 'sk':'a', 'so':'o', 'sp':'p1', 'sq':'o', 'ss':'o', 'sw':'o', 'th':'o', 'tr':'r3', 'uu':'o', 'va':'b3',
'wa':'o', 'we':'r2', 'wr':'o', 'z':'s3', 'zh':'o', 'zr':'s1', 'ze':'o', 'ms':'s3',
'fa':'r1','se':'q1','sa':'s1','lo':'b1'
};
this.captureGlyph = "x";
this.pprops = ['chameleon', 'jigger', 'kamikaze', 'paralysing', 'royal', 'volage', 'functionary', 'halfneutral', 'hurdlecolourchanging',
'protean', 'magic', 'uncapturable'];
}
// RootNode --> TwinNode | VirtualTwinNode --> NullNode | MoveNode | CastlingNode
function Node() {
this.depth = 0
this.childIsThreat = false
this.setv = __setv
this.comments = []
this.prefix = ""
/*
This is basically the same recursive tree-building algo as in
olive-gui/legacy/chess.py::Node::parse_solution
*/
this.unflatten = function(nodes, offset) {
this.children = []
while(offset < nodes.length) {
// case 1: nodes[offset] is a direct child of this --> add to children and recurse
if (this.depth + 1 == nodes[offset].depth) {
this.children.push(nodes[offset])
offset = nodes[offset].unflatten(nodes, offset + 1)
}
// case 2: nodes[offset] is a grand-child of this --> create intermediate null-nodes
else if (this.depth + 1 < nodes[offset].depth) {
var nn = new NullNode(this.depth + 1, this.childIsThreat)
this.children.push(nn)
offset = nn.unflatten(nodes, offset)
}
// case 3: nodes[offset] is not a child of this
else {
return offset
}
}
}
this.linkContinuedTwins = function() {
for(var i = 1; i < this.children.length; i++) {
if(this.children[i].isContinued) {
this.children[i].anticipator = this.children[i-1]
}
}
}
this.print = function (accumulator, board, prefix) {
this.make(board)
accumulator.add(this.asOverriddenText(), board, true, this.getCommentsAsText())
for(var i = 0; i < this.children.length; i++) {
fp = this.children[i].fullPrefix()
accumulator.add(fp.indent, board, false, '')
this.children[i].prefix = fp.prefix
this.children[i].print(accumulator, board)
}
this.unmake(board)
}
this.getCommentsAsText = function() {
var retval = '';
for(var i = 0; i < this.comments.length; i++) {
if(!this.isCommentCommand(this.comments[i])) {
retval += this.comments[i];
}
}
return retval;
}
this.printChildren = function(accumulator, board) {
for(var i = 0; i < this.children.length; i++) {
fp = this.children[i].fullPrefix()
if(this.children.length > 1) {
if(!this.children[i].noNewLine() &&
!(this.isNull() && this.isHalfPlySetPlay() && this.children[i].isNull())
) {
accumulator.add("\n", board, false, '')
accumulator.add(i > 0? " ": " ", board, i > 0, '')
}
accumulator.add(fp.indent, board, false, '')
} else {
if(this.depth == 1) {
accumulator.add("\n", board, false, '')
fp.prefix = "";
}
if(this.isSetPlay() && (this.depth == 2)) {
accumulator.add(fp.indent, board, false, '')
} else {
fp.prefix = this.children[i].shortPrefix()
}
}
this.children[i].prefix = fp.prefix
this.children[i].print(accumulator, board)
}
}
this.noNewLine = function() {return false}
this.isSetPlay = function() {return false}
this.isNull = function() {return false}
this.fullPrefix = function() {
var retval = {"indent": "", "prefix": ""}
if(this.depth < 3 && !this.noNewLine()) {
retval.indent += "\n"
}
else {
for(var i = 0; i < this.depth - 2; i++) {
retval.indent += " "
}
}
retval.prefix += this.depth >> 1
retval.prefix += (this.depth % 2 != 0) ? '...': '.'
return retval
}
// N. for first halfmove, empty for second halfmove
this.shortPrefix = function() {
return (this.depth % 2 != 0)? '': (this.depth >> 1) + '.'
}
this.make = this.unmake = function(b) {}
this.asText = function() {
return "***"
}
this.asOverriddenText = function() {
const command = "display:";
for(let i = 0; i < this.comments.length; i++) {
if (this.comments[i].startsWith(command)) {
const text = this.comments[i].substring(command.length);
return this.prefix + text
}
}
return this.asText()
}
this.isCommentCommand = function(comment) {
return comment.startsWith("display:") ||
['display-departure-square',
"display-departure-file",
"display-departure-rank"].indexOf(comment) != -1
}
}
__node = new Node()
function SolutionBuilder() {
this.html = ""
this.add = function(text, board, traversable, comment) {
if (text == "") {
return
}
this.html += traversable? this.anchor(board.toFen(), text): text
if(comment != '')
this.html += '<span class="comment">' + comment + '</span> '
}
this.anchor = function(fen, text) {
return '<a href="#" fen="' + fen + '">' + text + '</a> '
}
this.build = function(node, board) {
node.print(this, board)
return this.html
}
}
function NullNode(depth, is_threat) {
this.depth = depth
this.is_threat = is_threat
this.isHalfPlySetPlay = function() {
var hasNullChild = false
for(var i = 0; i < this.children.length; i++) {
if(this.children[i].isNull()) {
return this.depth == 2
}
}
return false
}
this.asText = function() {
// special case of h#n.5*
if(this.isHalfPlySetPlay()) {
return "\n1... ... "
}
return this.is_threat? "~ ": ""
}
this.print = function (accumulator, board) {
this.make(board)
accumulator.add(this.asOverriddenText(), board, false, this.getCommentsAsText())
this.printChildren(accumulator, board)
this.unmake(board)
}
this.fullPrefix = function() { return {"indent": "", "prefix": ""} }
this.shortPrefix = function() { return "" }
this.noNewLine = function() {
return this.is_threat
}
this.isSetPlay = function() {
return !this.is_threat
}
this.isNull = function() {return true}
this.make = this.unmake = function(b) {
b.flip()
}
}
NullNode.prototype = __node
function TwinNode(id, isContinued) {
this.depth = 1
this.id = id
this.isContinued = isContinued
this.anticipator = null
this.commands = []
this.asText = function() {
return this.id + ')'
}
this.fullPrefix = function() { return {"indent": "\n\n", "prefix": ""} }
this.make = function(b) {
this.oldboard = b.serialize()
if(this.anticipator != null) {
this.anticipator.make(b)
}
for(var i = 0; i < this.commands.length; i++) {
this.commands[i].exec(b)
}
}
this.unmake = function(b) {
b.unserialize(this.oldboard)
}
}
TwinNode.prototype = __node
__twinNode = new TwinNode()
function VirtualTwinNode() {
this.fullPrefix = function() { return {"indent": "", "prefix": ""} }
this.shortPrefix = function() { return "" }
this.print = function (accumulator, board) {
this.make(board)
this.printChildren(accumulator, board)
this.unmake(board)
}
}
VirtualTwinNode.prototype = __twinNode
function TwinCommand(name, args) {
this.name = name
this.args = args
this.exec = function(b) {
switch(this.name) {
case 'Move':
b.add(b.board[this.args[0]], this.args[1])
b.drop(this.args[0])
break;
case 'Exchange':
var tmp = b.board[this.args[0]]
b.board[this.args[0]] = b.board[this.args[1]]
b.board[this.args[1]] = tmp
break;
case 'Remove':
b.drop(this.args[0]); break;
case 'Add':
b.add(this.args[0], this.args[1]); break;
case 'Rotate':
b.rotate(this.args[0]); break;
case 'Mirror':
b.mirror(this.args[0], this.args[1]); break;
case 'Shift':
b.shift(this.args[0], this.args[1]); break;
case 'PolishType':
b.polishTwin(); break;
case 'Imitator':
b.imitators = args; break;
}
}
}
function MoveNode (dep, arr, cap) {
this.departure = dep
this.arrival = arr
this.departant = null
this.promotion = null
this.capture = cap
this.recolorings = {w:[], b:[], n:[]}
this.rebirths = []
this.antirebirths = []
this.promotions = [] // when promoted is some other piece, not the one that arrives, eg in KobulKings
this.imitators = []
this.removals = []
this.annotation = ''
this.checksign = ''
this.enPassant = false
this.setEnPassant = function() {
var dep = to_xy(this.departure)
var arr = to_xy(this.arrival)
this.capture = from_xy(arr.x, dep.y)
this.enPassant = true
return this
}
this.makeBasicMovement = function(b) {
if(this.promotion == null) {
this.promotion = b.board[this.departure]
}
if(this.promotion.color == 'u') {
if(b.board[this.departure].color != 'u') {
this.promotion.color = b.board[this.departure].color
} else {
this.promotion.color = b.getStm()
}
}
// capturing
if(this.capture != -1) {
b.drop(this.capture)
}
// moving and promoting
b.drop(this.departure)
b.add(this.promotion, this.arrival)
}
this.make = function(b) {
this.assertSemantics(b)
this.oldboard = b.serialize()
this.makeBasicMovement(b)
b.flip()
// recoloring
for(var k in this.recolorings) {
for(var i = 0; i < this.recolorings[k].length; i++) {
if(b.board[this.recolorings[k][i]] != null) {
b.board[this.recolorings[k][i]].color = k
}
}
}
// antirebirths
for(var i = 0; i < this.antirebirths.length; i++) {
b.move(this.antirebirths[i].from, this.antirebirths[i].to)
if(this.antirebirths[i].prom != null) {
b.board[this.antirebirths[i].to].name = this.antirebirths[i].prom.name
b.board[this.antirebirths[i].to].specs = this.antirebirths[i].prom.specs
}
}
// rebirths
for(var i = 0; i < this.rebirths.length; i++) {
b.add(
this.rebirths[i].prom == null?
this.rebirths[i].unit:
this.rebirths[i].prom,
this.rebirths[i].at
)
}
// promotions
for(var i = 0; i < this.promotions.length; i++) {
b.board[this.promotions[i].at].name = this.promotions[i].unit.name
if(this.promotions[i].unit.specs != '') {
b.board[this.promotions[i].at].specs = this.promotions[i].unit.specs
}
}
// imitators
b.imitators = this.imitators
// removals
for(var i = 0; i < this.removals.length; i++) {
b.drop(this.removals[i])
}
}
this.unmake = function(b) {
b.unserialize(this.oldboard)
}
this.asText = function() {
var pieceName = this.departant.asText()
if (this.departant.name.toUpperCase() == 'P') {
pieceName = (this.capture != -1)? algebraic(this.departure).charAt(0): ''
}
var depsquares = ''
if(this.comments.indexOf('display-departure-square') != -1) {
depsquares += algebraic(this.departure);
if(this.capture == -1) {
depsquares += '-'
}
} else if(this.comments.indexOf('display-departure-file') != -1) {
depsquares += algebraic(this.departure)[0];
} else if(this.comments.indexOf('display-departure-rank') != -1) {
depsquares += algebraic(this.departure)[1];
}
var squares = algebraic(this.arrival)
if(this.capture != -1) {
if(this.capture == this.arrival ) {
squares = __fairyHelper.captureGlyph + algebraic(this.arrival)
} else if(this.enPassant) {
squares = __fairyHelper.captureGlyph + algebraic(this.arrival) + ' ep.'
}
else {
squares = __fairyHelper.captureGlyph + algebraic(this.capture) + '→' + algebraic(this.arrival)
}
}
var retval = this.prefix + pieceName + depsquares + squares
if(this.departant.asText() != this.promotion.asText()) {
var promAsText = this.promotion.asText()
if(
(this.departant.color != this.promotion.color) &&
(this.promotion.color != 'n') &&
(this.departant.color != 'u')
) {
promAsText = this.promotion.color + promAsText // halfneutrals workaround
}
retval += '=' + promAsText
}
retval += this.imitatorsAsText() + this.recoloringsAsText() + this.antirebirthsAsText()
+ this.rebirthsAsText() + this.promotionsAsText() + this.removalsAsText()
if(this.checksign != '')
retval += this.checksign
if(this.annotation != '')
retval += this.annotation
return retval
}
this.removalsAsText = function() {
acc = []
for(var k in this.removals) {
acc.push('[-' + algebraic(this.removals[k]) + ']')
}
if(acc.length > 0) {
return ' ' + acc.join('')
}
return ''
}
this.imitatorsAsText = function() {
return this.imitators.length == 0?
'': ' (I' + this.imitators.map(algebraic).join(',') + ')'
}
this.recoloringsAsText = function() {
acc1 = []
for(var k in this.recolorings) {
if(this.recolorings[k].length > 0) {
acc2 = []
for(var i = 0; i < this.recolorings[k].length; i++)
acc2.push(algebraic(this.recolorings[k][i]))
acc1.push('[' + acc2.join(',') + '=' + k + ']')
}
}
if(acc1.length > 0) {
return ' ' + acc1.join('')
}
return ''
}
this.antirebirthsAsText = function() {
acc = []
for(var i = 0; i < this.antirebirths.length; i++) {
var prom = (this.antirebirths[i].prom == null)? '': '=' + this.antirebirths[i].prom.asText()
acc.push(
'(' +
this.antirebirths[i].unit.asText() +
algebraic(this.antirebirths[i].from) +
'→' +
algebraic(this.antirebirths[i].to) + prom + ')'
)
}
if(acc.length > 0) {
return ' ' + acc.join(' ')
}
return ''
}
this.rebirthsAsText = function() {
acc = []
for(var i = 0; i < this.rebirths.length; i++) {
var prom = (this.rebirths[i].prom == null)? '': '=' + this.rebirths[i].prom.asText()
acc.push(
'(+' + this.rebirths[i].unit.asText() +
algebraic(this.rebirths[i].at) + prom + ')'
)
}
if(acc.length > 0) {
return ' ' + acc.join(' ')
}
return ''
}
this.promotionsAsText = function() {
acc = []
for(var i = 0; i < this.promotions.length; i++) {
acc.push('(' + algebraic(this.promotions[i].at) + '=' + this.promotions[i].unit.asText() + ')')
}
if(acc.length > 0) {
return ' ' + acc.join(' ')
}
return ''
}
this.print = function (accumulator, board) {
this.make(board)
var text = this.asOverriddenText()
accumulator.add(text, board, true, this.getCommentsAsText())
this.printChildren(accumulator, board)
this.unmake(board)
}
this.assertSemantics = function(b) {
var err = null
if(b.board[this.departure] == null) {
err = "Departure from empty square " + algebraic(this.departure)
} else if((b.board[this.arrival] != null) && (this.capture == -1) && (this.arrival != this.departure)) {
err = "Arrival square " + algebraic(this.arrival) + ' is occupied but no capture is specified'
} else if((b.board[this.arrival] != null) && (this.capture != this.arrival) && (this.arrival != this.departure)) {
//(this.arrival != this.departure) - found by Roland Ott: not an error in Anticirce/Take&Make variants (Sc2*a1-c2)
err = "Arrival square " + algebraic(this.arrival) + ' is occupied but capture is specified at ' + algebraic(this.capture)
} else if((this.capture != -1) && (b.board[this.capture] == null)) {
err = "Capture at empty square " + algebraic(this.capture)
}
// todo: rebirth, recolorings
if(err) {
throw "Semantic error at depth " + this.depth + ": " + err
}
}
}
MoveNode.prototype = __node
__moveNode = new MoveNode(-1, -1, -1)
function CastlingNode (isKingSide) {
this.isKingSide = isKingSide
this.departure = null
this.arrival = null
this.departant = null
this.promotion = null
this.capture = null
this.recolorings = {w:[], b:[], n:[]}
this.rebirths = []
this.antirebirths = []
this.promotions = [] // when promoted is some other piece, not the one that arrives, eg in KobulKings
this.imitators = []
this.removals = []
this.annotation = ''
this.checksign = ''
this.makeBasicMovement = function(b) {
var shift = b.btm? 0: 56
if(this.isKingSide) {
b.move(parseSquare('e8') + shift, parseSquare('g8') + shift)
b.move(parseSquare('h8') + shift, parseSquare('f8') + shift)
} else {
b.move(parseSquare('e8') + shift, parseSquare('c8') + shift)
b.move(parseSquare('a8') + shift, parseSquare('d8') + shift)
}
}
this.assertSemantics = function() {}
this.asText = function() {
var retval = this.isKingSide? '0-0': '0-0-0'
retval += this.imitatorsAsText() + this.recoloringsAsText() + this.antirebirthsAsText()
+ this.rebirthsAsText() + this.promotionsAsText() + this.removalsAsText()
if(this.checksign != '')
retval += this.checksign
if(this.annotation != '')
retval += this.annotation
return this.prefix + retval
}
}
CastlingNode.prototype = __moveNode
/**********************
Chess UI (mix of yacpdb and olive/tch code)
**********************/
function Board() {
this.add = function(piece, at) {
if( (at > 63) || (at < 0) ) {
return;
}
this.board[at] = piece
}
this.drop = function(at) {
this.add(null, at)
}
this.clear = function() {
this.board = new Array(64);
this.imitators = []
for(i = 0; i < 64; i++) {
this.drop(i);
}