Intercepts Kongregate Flash API fetch() request to return a modified version that will function properly
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// ==UserScript==
// @name Kong Flash API Patcher
// @version 1.2
// @author Colin969
// @description Intercepts Kongregate Flash API fetch() request to return a modified version that will function properly
// @license MIT
// @match *://*.konggames.com/games/*/*/frame/*
// @match *://www.kongregate.com/games/*/*
// @match *://www.kongregate.com/*/games/*/*
// @match *://www.kongregate.com/accounts/*/card_album*
// @run-at document-start
// @grant none
// @namespace https://greasyfork.org/users/1296974
// ==/UserScript==
(function() {
'use strict';
// Create JS replacement funcs
window.flashApiSendMessage = (opcode, parameters) => {
setTimeout(() => {
kongregateAPI.messageConnection.sendMessage(opcode, decodeURIComponent(parameters));
});
};
window.flashApiBootstrap = (swfId, apiUrl) => {
console.log('Flash setting up from ' + swfId);
setTimeout(() => {
function setGameSwf(){
if (typeof kongregateAPI !== 'undefined') {
// Ruffle doesn't have Play function, removed from check
kongregateAPI._isSwf = function(e) {
return e && void 0 !== e.setConnectionObject;
};
// Modified to check for ruffle-player, not just objects and embeds
kongregateAPI._findSwf = function(e) {
var t = document.getElementById(e),
n = this,
s = function(e) {
for (var s = 0; s < e.length; s++)
if (t = e[s], n._isSwf(t)) return t
};
return this._isSwf(t) ? t : t = s(document.getElementsByName(e)) || s(document.querySelectorAll("[id='" + e + "']")) || s(document.getElementsByTagName("object")) || s(document.getElementsByTagName("embed")) || s(document.getElementsByTagName("ruffle-player"))
};
setTimeout(function(){ kongregateAPI._setGameSwf(swfId); }, 1);
return true;
}
}
function loadKongregateApi() {
var s = document.createElement('script');
s.type ='text/javascript';
s.src = apiUrl;
if(s.addEventListener) {
s.addEventListener('load', setGameSwf)
} else if(s.readyState) {
s.onreadystatechange = setGameSwf;
}
document.getElementsByTagName('head')[0].appendChild(s);
}
if (!setGameSwf()) {
loadKongregateApi();
}
return 'pending';
});
return "pending";
};
// Replace fetch so we can capture the api
const originalFetch = window.fetch;
window.fetch = function(req, options) {
try {
let request = new URL(req instanceof Request ? req.url : req);
if (request.href.includes("API_AS3_d43c4b859e74432475c1627346078677.swf") || request.href.includes("/flash/API_AS3.swf")) {
request.href = "https://colin969.github.io/Kongregate-Patched-APIs/API_AS3_MODIFIED.swf";
}
if (request.href.includes("API_f99fa1a5a43e48224ae2c0177064456d.swf") || request.href.includes("/flash/API.swf")) {
request.href = "https://colin969.github.io/Kongregate-Patched-APIs/API_AS2_MODIFIED.swf";
}
return originalFetch(request, options);
} catch {
// Ignore, just pass through
return originalFetch(req, options);
}
};
})();