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function _kifu_io() {
var line_list = [];
var line_pos = 0;
this.get_line_pos = function() { return line_pos; }
this.get_line = function() {
return (line_pos < line_list.length) ?
line_list[line_pos++] : null;
}
this.unget_line = function() { line_pos--; }
this.set_text = function(text) {
line_list = text.split(/\r\n|\n|\r/);
line_pos = 0;
}
this.get_err_info = function() {
this.unget_line();
return "(" + line_pos + "): " + this.get_line();
}
this.data_from_kifu = function(kifu) {
this.set_text(kifu);
var kyokumen = _kyokumen.get_hirate_kyokumen();
var data = new Object();
data[_key.PLAYER] = _str.DEFAULT_PLAYERS;
data[_key.MOCHIGOMA]= 0;
data[_key.KYOKUMEN] = kyokumen;
data[_key.SASITE] = new _sasite_tree();
var a;
var s;
var n;
var key, val;
while ((s = this.get_line()) != null) {
a = s.split(_key.SEPARATOR);
if (a.length != 2) continue;
key = a[0]; val = a[1];
switch (key) {
case _key.PLAYER:
a = val.split(/,/g);
if (a.length != 4) throw new Error(_err.PLAYER_FORMAT);
data[key] = a;
break;
case _key.MOCHIGOMA:
n = parseInt(val);
if (isNaN(n) || n < 0 || n > 2) throw new Error(_err.MOCHIGOMA_MODE);
data[key] = n;
break;
case _key.KYOKUMEN:
if (val != "") kyokumen = this.kyokumen_from_string(val);
this.comment_from_kifu(kyokumen.sasite);
data[key] = kyokumen;
break;
case _key.SASITE:
data[key] = new _sasite_tree(
this.sasite_node_from_kifu(null, kyokumen));
break;
}
}
return data;
}
this.sasite_node_from_kifu = function(parent, kyokumen) {
var sasite = null;
var node = null;
var a = null;
var s;
while ((s = this.get_line()) != null) {
if (sasite == null) {
s = s.substring(1);
} else if (s.charAt(0) == "/") {
if (s.length == 1) {
node.sasite.push(a); break;
}
if (a == null) a = new Array();
this.unget_line();
a.push(this.sasite_node_from_kifu(node, kyokumen));
continue;
}
sasite = this.sasite_from_kifu(s, kyokumen);
if (node == null) node = new _sasite_node(parent, sasite);
else node.sasite.push(sasite);
if (!sasite.is_empty_sasite())
kyokumen = kyokumen.get_next_kyokumen(sasite);
this.comment_from_kifu(sasite);
if (this.end_of_node(s)) break;
}
if (s == null) throw new Error(_err.SASITE_END);
return node;
}
this.sasite_from_kifu = function(s, kyokumen) {
if (s == "") return _sasite.get_empty_sasite();
var after = this.pos_from_kifu(s, 0);
var koma = this.koma_from_kifu(s.charAt(2));
var before;
var c = s.charAt(3);
if (c == "u") // 打
before = 81;
else if (c == "n") // 成
before = this.pos_from_kifu(s, 4);
else if (_util.is_digit(c))
before = this.pos_from_kifu(s, 3);
else
throw new Error(_err.SASITE_OPTION);
var sasite = this.check_saiste(after, before, koma, (c == "n"), kyokumen);
var end;
if ((end = s.match(/[thsj]\/{0,1}$/)) != null)
sasite.option |= 0x1 << (12 + "thsj".indexOf(end[0].charAt(0)));
return sasite;
}
this.check_saiste = function(after, before, koma, b_nari, kyokumen) {
var sasite = new _sasite(after, before, koma);
var option = kyokumen.can_put(after, before, koma);
if (option == -1 ||
!b_nari && ((option & _opt.NARI) != 0) ||
b_nari && ((option & (_opt.NARI | _opt.NARAZU)) == 0))
throw new Error(_err.SASITE_RULE);
if (b_nari) { option &= ~_opt.NARAZU; option |= _opt.NARI; }
sasite.option = option;
return sasite;
}
this.pos_from_kifu = function(s, offset) {
var x = _util.parse_digit(s.charAt(offset));
var y = _util.parse_digit(s.charAt(offset + 1));
if (x < 1 || x > 9 || y < 1 || y > 9)
throw new Error(_err.SASITE_POS);
return (x - 1) + (y - 1) * 9;
}
this.koma_from_kifu = function(c) {
var koma = parseInt(c, 26);
if (isNaN(koma) || koma < 10 || _koma.MOJI[koma - 10] == "")
throw new Error(_err.SASITE_KOMA);
koma -= 10;
if (c.match(/[A-Z]/) != null) koma += 16;
return koma;
}
this.comment_from_kifu = function(sasite) {
var a = null;
var s;
while ((s = this.get_line()) != null) {
if (s.match(/^\*/) == null) break;
if (a == null) a = new Array();
a.push(s.substring(1));
}
if (a != null) sasite.comment = a.join("\n");
if (s != null) this.unget_line();
}
this.kyokumen_from_string = function(s) {
var a = s.split(/,/g);
if (a.length != 4) throw new Error(_err.KYOKUMEN_FORMAT);
var s = a[0];
var kyokumen = _kyokumen.get_empty_kyokumen();
var banmen = kyokumen.banmen;
var koma;
var pos = 0;
var c;
var n = 0;
// 盤面
for (var i = 0; i < s.length; i++) {
c = s.charAt(i);
if (_util.is_digit(c)) {
n = n * 10 + parseInt(c);
} else {
pos += n;
if (pos >= 81) throw new Error(_err.KYOKUMEN_POS);
try { koma = this.koma_from_kifu(c); }
catch (e) { throw new Error(_err.KYOKUMEN_KOMA); }
banmen[pos] = koma;
pos++;
n = 0;
}
}
// 持駒
kyokumen.sente = this.mochigoma_from_kifu(a[1]);
kyokumen.gote = this.mochigoma_from_kifu(a[2]);
kyokumen.sasite = this.kyokumen_sasite_from_text(a[3]);
return kyokumen;
}
this.mochigoma_from_kifu = function(s) {
if (s.match(/^[\da-i]{0,7}$/) == null)
throw new Error(_err.KYOKUMEN_MOCHIGOMA);
var a = [0, 0, 0, 0, 0, 0, 0];
var n = s.length;
for (var i = 0; i < n; i++)
a[i] = parseInt(s.charAt(n - i - 1), 36);
return a;
}
this.kyokumen_sasite_from_text = function(s) {
if (s == "") return _sasite.get_empty_sasite();
if (s.match(/^[1-9]{2}[A-z][\da-f]{0,4}$/) == null)
throw new Error(_err.KYOKUMEN_SASITE);
var pos = this.pos_from_kifu(s, 0);
var koma = this.koma_from_kifu(s.charAt(2));
var option = (s.length == 3) ? 0 : parseInt(s.substring(3), 16);
return new _sasite(pos, -1, koma, option);
}
this.end_of_node = function(s) { return s.match(/\/$/) != null; }
// 書き込み用
this.clear_text = function() { line_list.length = 0; line_pos = 0; }
this.get_text = function() { return line_list.join("\n"); }
this.write_line = function(s) { line_list[line_pos++] = s; }
this.data_kifu = function(data) {
this.clear_text();
var player = data[_key.PLAYER];
if (player != undefined &&
!_util.arr_equals(player, _str.DEFAULT_PLAYERS)) {
this.write_line(_key.PLAYER + _key.SEPARATOR +
player.join(","));
}
var mochigoma = data[_key.MOCHIGOMA];
if (mochigoma != undefined &&
mochigoma != 0) {
this.write_line(_key.MOCHIGOMA + _key.SEPARATOR +
mochigoma);
}
var kyokumen = data[_key.KYOKUMEN];
if (kyokumen != undefined &&
(kyokumen.sasite.comment != "" ||
!kyokumen.equals(_kyokumen.get_hirate_kyokumen()))) {
this.write_line(_key.KYOKUMEN + _key.SEPARATOR +
this.kyokumen_string(kyokumen));
if (kyokumen.sasite.comment != "")
this.comment_kifu(kyokumen.sasite.comment);
}
var sasite = data[_key.SASITE];
if (sasite != undefined &&
!sasite.is_empty()) {
this.write_line(_key.SASITE + _key.SEPARATOR);
this.sasite_node_kifu(sasite.get_root());
}
return this.get_text();
}
this.sasite_node_kifu = function(node) {
var sasite = node.sasite;
var s = "/";
var curr;
var i = 0;
while (i < sasite.length) {
curr = sasite[i++];
if (Array.isArray(curr)) {
if (curr.length == 1) {
sasite = curr[0].sasite;
i = 0;
continue;
}
for (var j = 0; j < curr.length; j++)
this.sasite_node_kifu(curr[j]);
this.write_line("/");
return;
}
s += this.sasite_kifu(curr);
if (i == sasite.length) s += "/";
this.write_line(s);
s = "";
if (curr.comment != "")
this.comment_kifu(curr.comment);
}
}
this.comment_kifu = function(comment) {
var a = comment.split(/\n/g);
for (var i = 0; i < a.length; i++)
this.write_line("*" + a[i]);
}
this.pos_kifu = function (pos) {
if (pos == 81) return "u";
return "" + (pos % 9 + 1) + Math.floor(pos / 9 + 1);
}
this.koma_kifu = function(koma) {
var c = (koma < 16) ? "a" : "A";
return String.fromCharCode(c.charCodeAt(0) + koma % 16);
}
this.option_kifu = function(option) {
return ((option & _opt.NARI) != 0) ? "n" : "";
}
this.end_kifu = function(option) {
if ((option & 0xf000) != 0) {
for (i = 0; i < 3; i++)
if ((option & (0x1 << (i + 12))) != 0) break;
return "thsj".charAt(i);
}
return "";
}
this.sasite_kifu = function(sasite) {
if (sasite.is_empty_sasite()) return "";
return this.pos_kifu(sasite.after) +
this.koma_kifu(sasite.koma) +
this.option_kifu(sasite.option) +
this.pos_kifu(sasite.before) +
this.end_kifu(sasite.option);
}
this.kyokumen_string = function(kyokumen) {
if (kyokumen.equals(_kyokumen.get_hirate_kyokumen())) return "";
var banmen = kyokumen.banmen;
var sente = kyokumen.sente;
var gote = kyokumen.gote;
var sasite = kyokumen.sasite;
var s = "";
var koma;
var n = 0;
for (var i = 0; i < 81; i++) {
koma = banmen[i];
if (koma != -1) {
if (n != 0) s += n;
s += this.koma_kifu(koma);
n = 0;
} else {
n++;
}
}
s += "," + this.mochigoma_kifu(sente);
s += "," + this.mochigoma_kifu(gote);
s += "," + this.kyokumen_sasite_kifu(sasite);
return s;
}
this.mochigoma_kifu = function(a) {
var n;
for (n = _koma.Hi; n >= _koma.Fu && a[n] == 0; n--) // 飛から歩
;
if (n == -1) return "";
var s = "";
for (var i = n; i >= 0; i--)
s += a[i].toString(36);
return s;
}
this.kyokumen_sasite_kifu = function(sasite) {
if (sasite.is_empty_sasite()) return "";
var option = (sasite.option != 0) ?
sasite.option.toString(16) : "";
return this.pos_kifu(sasite.after) +
this.koma_kifu(sasite.koma) +
option;
}
}