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decrypter.js
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decrypter.js
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const {
readFile, writeFileSync,
existsSync, mkdirSync
} = require("fs");
const { parse: parsePath } = require("path");
const { JSDOM } = require("jsdom");
const { platform } = require("os");
const Crypto = require("./src/crypto.js");
const Parser = require("./src/parser.js");
const {
getTimestamp, formatXML,
checkAndroidRoot
} = require("./src/misc.js");
const JSDOMwindow = new JSDOM().window;
const DOMParserInst = new JSDOMwindow.DOMParser();
const XMLSerializerInst = new JSDOMwindow.XMLSerializer();
const crypto = new Crypto();
const parser = new Parser();
const dir = `${__dirname.replace(/\\/g, "/")}/decrypted/`;
const argv = require("minimist")(process.argv.slice(2))._;
if (argv.length == 0) {
console.log("Decoder usage:");
console.log("\tnode ./decoder.js [filepath/filename] [type] (replace_keys)");
console.log("\t\t[filepath/filename]: either a custom path to a file, or CCGameManager/CCLocalLevels");
console.log("\t\t[type]: xml (raw), pxml (pretty xml), json or rjson (raw json)");
console.log(
"\t\t(replace_keys): leave empty to not replace keys with a readable version of them,",
"or true to do the opposite"
);
process.exit(0);
}
let file = argv[0] ?? "";
let type = argv[1] ?? "";
let replace_keys = (argv[2] ?? "false").toLowerCase();
let filename = "";
let gdSave = "";
// match a file path
if (file.match(/^(.+)(\/|\\)([^\/]+)$/gm)) {
gdSave = file.replace(/\\/g, "/");
if (file.match(/(.*)-\d{4}-\d{2}-\d{2} \d{2}-\d{2}-\d{2}/g))
file = file.replace(/(.*)-\d{4}-\d{2}-\d{2} \d{2}-\d{2}-\d{2}/g, "$1");
filename = parsePath(gdSave).name;
}
else if (file.match(/CCGameManager(2)?|CCLocalLevels(2)?/g)) {
if (platform() == "android") {
console.log(
"It appears that you are running android, so to be able to read the GD data file,",
"your phone must be rooted.\n",
"Checking for root permissions..."
);
checkAndroidRoot();
console.log("Device is rooted! Getting Geometry Dash save file.");
gdSave = `/data/data/com.robtopx.geometryjump/${file}.dat`;
}
else if (platform() == "darwin")
gdSave = `~/Library/Application Support/GeometryDash/${file}.dat`;
else
gdSave = `${process.env.HOME || process.env.USERPROFILE}/AppData/Local/GeometryDash/${file}.dat`;
filename = file;
}
else
throw new Error("File argument is neither a GD save filename nor a path.");
if (!type.match(/xml|pxml|json|rjson/i))
throw new Error("Type to output is not valid!");
if (!replace_keys.match(/true|false/i))
throw new Error("replace_keys must be true or false!");
readFile(gdSave, "binary", async (err, saveData) => {
if (err) throw new Error(`The file either doesn't exist or is being used by another process. (${err.code})`);
console.log("Decoding...");
let decoded = crypto.decrypt(saveData);
if (!decoded) throw new Error("Could not decode file.");
if (!existsSync(dir)) mkdirSync(dir);
let xmlData = DOMParserInst.parseFromString(decoded.toString(), "text/xml");
parser.validateXML(xmlData);
if (replace_keys == "true")
parser.replaceKeys(xmlData);
switch (type) {
case "xml":
writeFileSync(dir + `${filename}-${getTimestamp()}.xml`, XMLSerializerInst.serializeToString(xmlData), "utf-8");
break;
case "pxml":
writeFileSync(dir + `${filename}-${getTimestamp()}.xml`, formatXML(XMLSerializerInst.serializeToString(xmlData)), "utf-8");
break;
case "json":
case "rjson":
if (!filename.match(/(CCGameManager(2)?|CCLocalLevels(2)?)(\..*)?/g))
console.log(
"Outputting to JSON a file other than a GD save file may have",
"unintended side-effects, such as weird keys/values..."
);
let JSONdata = parser.parseXML(xmlData, type == "rjson");
writeFileSync(
dir + `${filename}-${getTimestamp()}.json`,
JSON.stringify(JSONdata, null, '\t'),
"utf-8"
);
break;
}
console.log("Saved!");
});