Provides pathfinding for the mini-map in KoL's mini-game Meteoid.
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// ==UserScript==
// @name Meteoid Path Finder
// @namespace kol.interface.unfinished
// @description Provides pathfinding for the mini-map in KoL's mini-game Meteoid.
// @include http://*kingdomofloathing.com/choice.php*
// @include http://127.0.0.1:*/choice.php*
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_xmlhttpRequest
// @version 1.01
// ==/UserScript==
// Version 1.01
// - add @grant
// Version 1.0
function doAction(vars,callback,time) {
GM_xmlhttpRequest({
method: "POST",
url: "http://" + location.host + "/choice.php",
headers: {"Content-type": "application/x-www-form-urlencoded"},
data: vars,
onload: function(response){
var d = document.getElementById('meteoidresult');
if (!d) {
var p = document.body.firstChild;
while (p.nextSibling && p.tagName!='CENTER') {
p = p.nextSibling;
}
d = document.createElement('center');
d.setAttribute('id','meteoidresult');
p.parentNode.replaceChild(d,p);
}
d.innerHTML = response.responseText;
if (callback)
setTimeout(callback,200);
//location.reload();
}
});
}
function press(input,callback) {
input.setAttribute('style','color:red;');
var f = input.parentNode;
var ps = document.evaluate('.//input',f,null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null);
var args = '';
for (var i=ps.snapshotLength-1;i>=0;i--) {
var p = ps.snapshotItem(i);
var n = p.getAttribute('name');
if (n) {
if (args)
args += '&';
args += n+'='+encodeURI(p.getAttribute('value'));
}
}
doAction(args,callback);
}
var map;
function check() {
if (document.evaluate( '//b[text()="Meteoid"]', document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue) {
var opt = document.evaluate( '//td[@bgcolor="pink"]', document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null);
if (opt.singleNodeValue) {
// found the minimap
var t = opt.singleNodeValue.parentNode;
while (t && t.tagName!='TABLE')
t = t.parentNode;
if (t) {
t = t.parentNode;
while (t && t.tagName!='TABLE')
t = t.parentNode;
if (t) {
var tx = Number(GM_getValue('targetx','-1'));
var ty = Number(GM_getValue('targety','-1'));
if (tx>=0 && ty>=0) {
parseMap(t);
if (tx==map.you[0] && ty==map.you[1]) {
GM_setValue('targetx','-1');
GM_setValue('targety','-1');
parseMap(t,true);
} else
move(map.you[0],map.you[1],tx,ty);
} else
parseMap(t,true);
//printMap();
}
}
}
}
}
function printMap() {
var line='';
for (var y=0;y<5;y++) {
for (var x=0;x<5;x++) {
var c = map[y][x];
line +='\t'+c;
}
line +='\n';
}
}
function parseMap(t,add) {
var ps = document.evaluate('.//td[@align="center"]',t,null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null);
var a = [];
for (var i=0;i<ps.snapshotLength;i++) {
a[i] = ps.snapshotItem(i);
}
map = [];
var x=0,y=0;
for (var i=0;i<a.length;i++) {
var td = a[i];
var row;
if (x==0)
row = [];
else
row = map[y];
if (td.getAttribute('bgcolor')=='pink') {
var symbol = td.innerHTML;
if (symbol)
symbol = symbol.replace(/<[^>]*>/g,'');
if (symbol=='*')
map.you = [x,y];
else if (add) {
td.setAttribute('cx',x);
td.setAttribute('cy',y);
td.parentNode.parentNode.parentNode.setAttribute('title','Click to move to here.');
td.addEventListener('click',moveTo,false);
}
var n = 0;
// check for left neighbour
if (x>0 && row[x-1]) {
if (connects(td,-1,0))
n |= 1;
}
// check for right neighbour
if (x<4) {
if (connects(td,1,0))
n |= 2;
}
// check for top neighbour
if (y>0 && map[y-1][x]) {
if (connects(td,0,-1))
n |= 4;
}
// check for bottom neighbour
if (y<4) {
if (connects(td,0,1))
n |= 8;
}
if (n==0) n |= 16;
row[x] = n;
} else
row[x] = 0;
map[y] = row;
x++;
if (x>4) {
x = 0;
y++;
}
}
}
function moveTo(e) {
var tx = this.getAttribute('cx');
var ty = this.getAttribute('cy');
this.removeEventListener('click',moveTo,false);
move(map.you[0],map.you[1],tx,ty);
}
var dir;
function clone(obj) {
var clone = {};
clone.prototype = obj.prototype;
for (property in obj) clone[property] = obj[property];
return clone;
}
function move(fx,fy,tx,ty) {
// find next step
dir = '';
var s = search(Number(map.you[0]),Number(map.you[1]),{},tx,ty,0);
if (dir) {
GM_setValue('targetx',tx);
GM_setValue('targety',ty);
var input;
input = document.evaluate('//input[@value="'+dir+'"]',document,null,XPathResult.FIRST_ORDERED_NODE_TYPE,null);
if (input.singleNodeValue)
press(input.singleNodeValue,check);
} else {
GM_setValue('targetx','-1');
GM_setValue('targety','-1');
}
}
function search(x,y,done,tx,ty,dist) {
if (x==tx && y==ty) {
return dist;
}
var mx = 10000000;
var d = clone(done);
dist = Number(dist)+1;
d[x+','+y] = true;
// left
if (map[y][x] & 1) {
var m = (x-1)+','+y;
if (!d[m]) {
var c = search(x-1,y,d,tx,ty,dist);
if (c<mx) {
mx = c;
dir = 'Left';
}
}
}
// right
if (map[y][x] & 2) {
var m = (Number(x)+1)+','+y;
if (!d[m]) {
var c = search(x+1,y,d,tx,ty,dist);
if (c<mx) {
mx = c;
dir = 'Right';
}
}
}
// up
if (map[y][x] & 4) {
var m = x+','+(y-1);
if (!d[m]) {
var c = search(x,y-1,d,tx,ty,dist);
if (c<mx) {
mx = c;
//dir = ' Up ';
dir = '\u00A0\u00A0Up\u00A0\u00A0';
}
}
}
// down
if (map[y][x] & 8) {
var m = x+','+(Number(y)+1);
if (!d[m]) {
var c = search(x,y+1,d,tx,ty,dist);
if (c<mx) {
mx = c;
dir = 'Down';
}
}
}
return mx;
}
function connects(td,xd,yd) {
if (xd==0) {
if (yd<0) {
var tr = td.parentNode.previousSibling;
td = tr.firstChild.nextSibling;
if (td.getAttribute('bgcolor')=='pink')
return true;
return false;
} else { // yd>0
var tr = td.parentNode.nextSibling;
td = tr.firstChild.nextSibling;
if (td.getAttribute('bgcolor')=='pink')
return true;
return false;
}
} else if (xd<0) {
td = td.previousSibling;
if (td.getAttribute('bgcolor')=='pink')
return true;
return false;
} // xd>0
td = td.nextSibling;
if (td.getAttribute('bgcolor')=='pink')
return true;
return false;
}
function getState() {
var s = GM_getValue('state',0);
if (s>=path.length) s = 0;
return s;
}
function setState(s) {
GM_setValue('state',s);
}
check();