- Project separation

1 files changed, 0 insertions, 302 deletions

diff --git a/src/main/java/kr/syeyoung/dungeonsguide/Authenticator.java b/src/main/java/kr/syeyoung/dungeonsguide/Authenticator.java
deleted file mode 100755
index 5b15fde6..00000000
--- a/src/main/java/kr/syeyoung/dungeonsguide/Authenticator.java
+++ /dev/null
@@ -1,302 +0,0 @@
-/*
- *     Dungeons Guide - The most intelligent Hypixel Skyblock Dungeons Mod
- *     Copyright (C) 2021  cyoung06
- *
- *     This program is free software: you can redistribute it and/or modify
- *     it under the terms of the GNU Affero General Public License as published
- *     by the Free Software Foundation, either version 3 of the License, or
- *     (at your option) any later version.
- *
- *     This program is distributed in the hope that it will be useful,
- *     but WITHOUT ANY WARRANTY; without even the implied warranty of
- *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *     GNU Affero General Public License for more details.
- *
- *     You should have received a copy of the GNU Affero General Public License
- *     along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package kr.syeyoung.dungeonsguide;
-
-import com.google.gson.JsonElement;
-import com.google.gson.JsonObject;
-import com.google.gson.JsonParser;
-import com.mojang.authlib.GameProfile;
-import com.mojang.authlib.exceptions.AuthenticationException;
-import com.mojang.authlib.minecraft.MinecraftSessionService;
-import net.minecraft.client.Minecraft;
-import net.minecraft.util.Session;
-import net.minecraftforge.fml.common.ProgressManager;
-import org.apache.commons.codec.binary.Base64;
-import org.apache.commons.io.IOUtils;
-
-import javax.crypto.*;
-import javax.crypto.spec.IvParameterSpec;
-import javax.crypto.spec.SecretKeySpec;
-import javax.net.ssl.*;
-import java.io.*;
-import java.math.BigInteger;
-import java.net.*;
-import java.security.*;
-import java.security.cert.CertificateException;
-import java.security.spec.InvalidKeySpecException;
-import java.security.spec.X509EncodedKeySpec;
-import java.util.HashMap;
-import java.util.zip.ZipEntry;
-import java.util.zip.ZipInputStream;
-
-public class Authenticator {
-    private KeyPair rsaKey;
-    private String token;
-    private final ProgressManager.ProgressBar progressBar;
-
-    public String getToken() {
-        return token;
-    }
-
-    private KeyPair getKeyPair()  {
-        KeyPairGenerator a = null;
-        try {
-            a = KeyPairGenerator.getInstance("RSA");
-        } catch (NoSuchAlgorithmException b) { }
-        a.initialize(1024);
-        this.rsaKey = a.generateKeyPair();
-        return this.rsaKey;
-    }
-
-    private PublicKey dgPublicKey;
-    private PublicKey getDGPublicKey() throws NoSuchAlgorithmException, InvalidKeySpecException {
-        if (dgPublicKey != null) return dgPublicKey;
-        X509EncodedKeySpec spec = new X509EncodedKeySpec(Base64.decodeBase64("MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAxO89qtwG67jNucQ9Y44c" +
-                "IUs/B+5BeJPs7G+RG2gfs4/2+tzF/c1FLDc33M7yKw8aKk99vsBUY9Oo8gxxiEPB" +
-                "JitP/qfon2THp94oM77ZTpHlmFoqbZMcKGZVI8yfvEL4laTM8Hw+qh5poQwtpEbK" +
-                "Xo47AkxygxJasUnykER2+aSTZ6kWU2D4xiNtFA6lzqN+/oA+NaYfPS0amAvyVlHR" +
-                "n/8IuGkxb5RrlqVssQstFnxsJuv88qdGSEqlcKq2tLeg9hb8eCnl2OFzvXmgbVER" +
-                "0JaV+4Z02fVG1IlR3Xo1mSit7yIU6++3usRCjx2yfXpnGGJUW5pe6YETjNew3ax+" +
-                "FAZ4GePWCdmS7FvBnbbABKo5pE06ZTfDUTCjQlAJQiUgoF6ntMJvQAXPu48Vr8q/" +
-                "mTcuZWVnI6CDgyE7nNq3WNoq3397sBzxRohMxuqzl3T19zkfPKF05iV2Ju1HQMW5" +
-                "I119bYrmVD240aGESZc20Sx/9g1BFpNzQbM5PGUlWJ0dhLjl2ge4ip2hHciY3OEY" +
-                "p2Qy2k+xEdenpKdL+WMRimCQoO9gWe2Tp4NmP5dppDXZgPjXqjZpnGs0Uxs+fXqW" +
-                "cwlg3MbX3rFl9so/fhVf4p9oXZK3ve7z5D6XSSDRYECvsKIa08WAxJ/U6n204E/4" +
-                "xUF+3ZgFPdzZGn2PU7SsnOsCAwEAAQ=="));
-        return dgPublicKey = KeyFactory.getInstance("RSA").generatePublic(spec);
-    }
-
-    public Authenticator(ProgressManager.ProgressBar progressBar) {
-        this.progressBar = progressBar;
-        progressBar.step("Generating KeyPair");
-        getKeyPair();
-    }
-
-    public String authenticateAndDownload(String version) throws IOException, AuthenticationException, NoSuchAlgorithmException, CertificateException, KeyStoreException, KeyManagementException, InvalidKeySpecException, SignatureException {
-        Session session = Minecraft.getMinecraft().getSession();
-        String sessionToken = session.getToken();
-
-        progressBar.step("Authenticating (1/2)");
-        String tempToken = requestAuth(session.getProfile());
-        MinecraftSessionService yggdrasilMinecraftSessionService = Minecraft.getMinecraft().getSessionService();
-        JsonObject d = getJwtPayload(tempToken);
-        String hash = calculateServerHash(Base64.decodeBase64(d.get("sharedSecret").getAsString()),
-                Base64.decodeBase64(d.get("publicKey").getAsString()));
-        yggdrasilMinecraftSessionService.joinServer(session.getProfile(), sessionToken, hash);
-        progressBar.step("Authenticating (2/2)");
-        this.token = verifyAuth(tempToken, this.rsaKey.getPublic());
-        try {
-            progressBar.step("Downloading Jar");
-            if (version != null)
-                downloadSafe(this.token, "https://dungeons.guide/resource/version?v=" + version, true);
-            progressBar.step("Downloading Rooms");
-            downloadSafe(this.token, "https://dungeons.guide/resource/roomdata", false);
-        } catch (Throwable t) {
-            t.printStackTrace();
-        }
-        return this.token;
-    }
-
-    public JsonObject getJwtPayload(String jwt) {
-        String midPart = jwt.split("\\.")[1].replace("+", "-").replace("/", "_");
-        String base64Decode = new String(Base64.decodeBase64(midPart)); // padding
-        return (JsonObject) new JsonParser().parse(base64Decode);
-    }
-
-
-
-    private String requestAuth(GameProfile profile) throws IOException, NoSuchAlgorithmException, CertificateException, KeyStoreException, KeyManagementException {
-        HttpsURLConnection connection = (HttpsURLConnection) new URL("https://dungeons.guide/auth/requestAuth").openConnection();
-        connection.setRequestProperty("User-Agent", "DungeonsGuide/1.0");
-        connection.setRequestProperty("Content-Type", "application/json");
-        connection.setRequestMethod("POST");
-        connection.setDoInput(true);
-        connection.setDoOutput(true);
-
-        connection.getOutputStream().write(("{\"uuid\":\""+profile.getId().toString()+"\",\"nickname\":\""+profile.getName()+"\"}").getBytes());
-        String payload = String.join("\n", IOUtils.readLines(connection.getErrorStream() == null ? connection.getInputStream() : connection.getErrorStream()));
-        if (connection.getResponseCode() >= 400)
-            System.out.println("https://dungeons.guide/auth/requestAuth :: Received "+connection.getResponseCode()+" along with\n"+payload);
-
-        JsonObject json = (JsonObject) new JsonParser().parse(payload);
-
-        if (!"ok".equals(json.get("status").getAsString())) {
-            return null;
-        }
-        return json.get("data").getAsString();
-    }
-    private String verifyAuth(String tempToken, PublicKey clientKey) throws IOException {
-        HttpsURLConnection urlConnection = (HttpsURLConnection) new URL("https://dungeons.guide/auth/authenticate").openConnection();
-        urlConnection.setRequestMethod("POST");
-        urlConnection.setRequestProperty("User-Agent", "DungeonsGuide/1.0");
-        urlConnection.setRequestProperty("Content-Type", "application/json");
-        urlConnection.setDoInput(true);
-        urlConnection.setDoOutput(true);
-
-        urlConnection.getOutputStream().write(("{\"jwt\":\""+tempToken+"\",\"publicKey\":\""+Base64.encodeBase64URLSafeString(clientKey.getEncoded())+"\"}").getBytes());
-        String payload = String.join("\n", IOUtils.readLines(urlConnection.getErrorStream() == null ? urlConnection.getInputStream() : urlConnection.getErrorStream()));
-        if (urlConnection.getResponseCode() >= 400)
-            System.out.println("https://dungeons.guide/auth/authenticate :: Received "+urlConnection.getResponseCode()+" along with\n"+payload);
-
-        JsonObject jsonObject = (JsonObject) new JsonParser().parse(payload);
-        if (!"ok".equals(jsonObject.get("status").getAsString())) {
-            return null;
-        }
-        return jsonObject.get("data").getAsString();
-    }
-
-    private final HashMap<String, byte[]> loadedResources = new HashMap<String, byte[]>();
-
-    public HashMap<String, byte[]> getResources() {
-        return loadedResources;
-    }
-
-    private void downloadSafe(String dgToken, String url, boolean isValidateSignature) throws IOException, NoSuchPaddingException, NoSuchAlgorithmException, InvalidKeyException, BadPaddingException, IllegalBlockSizeException, InvalidAlgorithmParameterException, CertificateException, KeyStoreException, KeyManagementException, SignatureException, InvalidKeySpecException {
-        HttpsURLConnection dgConnection = (HttpsURLConnection) new URL(url).openConnection();
-        dgConnection.setRequestProperty("User-Agent", "DungeonsGuide/1.0");
-        dgConnection.setRequestProperty("Content-Type", "application/json");
-        dgConnection.setRequestMethod("GET");
-        dgConnection.setRequestProperty("Authorization", dgToken);
-        dgConnection.setDoInput(true);
-        dgConnection.setDoOutput(true);
-
-        InputStream inputStream = dgConnection.getInputStream();
-        byte[] lengthBytes = new byte[4];
-        inputStream.read(lengthBytes);
-        int length = ((lengthBytes[0] & 0xFF) << 24) |
-                ((lengthBytes[1] & 0xFF) << 16) |
-                ((lengthBytes[2] & 0xFF) << 8) |
-                ((lengthBytes[3] & 0xFF));
-        while (inputStream.available() < length) ;
-        byte[] keyPayload = new byte[length];
-        inputStream.read(keyPayload);
-
-        Cipher cipher = Cipher.getInstance("RSA/ECB/PKCS1Padding");
-        cipher.init(Cipher.DECRYPT_MODE, this.rsaKey.getPrivate());
-        byte[] h = cipher.doFinal(keyPayload);
-
-        cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
-        SecretKeySpec keySpec = new SecretKeySpec(h, "AES");
-        IvParameterSpec ivSpec = new IvParameterSpec(h);
-        cipher.init(Cipher.DECRYPT_MODE, keySpec, ivSpec);
-        CipherInputStream cipherInputStream = new CipherInputStream(inputStream, cipher);
-
-        cipherInputStream.read(lengthBytes);
-        length = ((lengthBytes[0] & 0xFF) << 24) |
-                ((lengthBytes[1] & 0xFF) << 16) |
-                ((lengthBytes[2] & 0xFF) << 8) |
-                ((lengthBytes[3] & 0xFF));
-
-        int totalLen = length;
-        ByteArrayOutputStream bos = new ByteArrayOutputStream();
-        byte[] buff = new byte[256];
-        while (totalLen > 0) {
-            int len = cipherInputStream.read(buff, 0, Math.min(buff.length,  totalLen));
-            totalLen -= len;
-            bos.write(buff, 0, len);
-        }
-        byte[] body = bos.toByteArray();
-
-        byte[] signed = null;
-        if (isValidateSignature) {
-            progressBar.step("Validating Signature");
-            cipherInputStream.read(lengthBytes,0 , 4);
-            length = ((lengthBytes[0] & 0xFF) << 24) |
-                    ((lengthBytes[1] & 0xFF) << 16) |
-                    ((lengthBytes[2] & 0xFF) << 8) |
-                    ((lengthBytes[3] & 0xFF));
-
-            totalLen = length;
-            bos = new ByteArrayOutputStream();
-            while (totalLen > 0) {
-                int len = cipherInputStream.read(buff, 0, Math.min(buff.length,  totalLen));
-                totalLen -= len;
-                bos.write(buff, 0, len);
-            }
-            signed = bos.toByteArray();
-
-            Signature sign = Signature.getInstance("SHA512withRSA");
-            sign.initVerify(getDGPublicKey());
-            sign.update(body);
-            boolean truth = sign.verify(signed);
-            if (!truth) throw new SignatureException("DG SIGNATURE FORGED");
-        }
-
-        ZipInputStream zipInputStream = new ZipInputStream(new ByteArrayInputStream(body));
-        ZipEntry zipEntry;
-        while ((zipEntry=zipInputStream.getNextEntry()) != null) {
-            byte[] buffer = new byte[256];
-            ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
-            int p = 0;
-            while((p = zipInputStream.read(buffer)) > 0) {
-                byteArrayOutputStream.write(buffer, 0, p);
-            }
-            this.loadedResources.put(zipEntry.getName(), byteArrayOutputStream.toByteArray());
-        }
-        dgConnection.disconnect();
-    }
-
-    public JsonElement getJsonSecured(String u) throws IOException, NoSuchPaddingException, NoSuchAlgorithmException, InvalidKeyException, BadPaddingException, IllegalBlockSizeException, InvalidAlgorithmParameterException, CertificateException, KeyStoreException, KeyManagementException {
-        HttpsURLConnection httpsURLConnection = (HttpsURLConnection) new URL(u).openConnection();
-        httpsURLConnection.setRequestProperty("User-Agent", "DungeonsGuide/1.0");
-        httpsURLConnection.setRequestProperty("Content-Type", "application/json");
-        httpsURLConnection.setRequestMethod("GET");
-        httpsURLConnection.setRequestProperty("Authorization", this.token);
-        httpsURLConnection.setDoInput(true);
-        httpsURLConnection.setDoOutput(true);
-
-        InputStream inputStream = httpsURLConnection.getInputStream();
-        byte[] lengthPayload = new byte[4];
-        inputStream.read(lengthPayload);
-        int length = ((lengthPayload[0] & 0xFF) << 24) |
-                ((lengthPayload[1] & 0xFF) << 16) |
-                ((lengthPayload[2] & 0xFF) << 8) |
-                ((lengthPayload[3] & 0xFF));
-        while (inputStream.available() < length) ;
-        byte[] keyPayload = new byte[length];
-        inputStream.read(keyPayload);
-
-        Cipher cipher = Cipher.getInstance("RSA/ECB/PKCS1Padding");
-        cipher.init(Cipher.DECRYPT_MODE, this.rsaKey.getPrivate());
-        byte[] AESKey = cipher.doFinal(keyPayload);
-
-        cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
-        SecretKeySpec secretKeySpec = new SecretKeySpec(AESKey, "AES");
-        IvParameterSpec ivParameterSpec = new IvParameterSpec(AESKey);
-        cipher.init(Cipher.DECRYPT_MODE, secretKeySpec, ivParameterSpec);
-        CipherInputStream cipherInputStream = new CipherInputStream(inputStream, cipher);
-        cipherInputStream.read(lengthPayload);
-        length = ((lengthPayload[0] & 0xFF) << 24) |
-                ((lengthPayload[1] & 0xFF) << 16) |
-                ((lengthPayload[2] & 0xFF) << 8) |
-                ((lengthPayload[3] & 0xFF));
-        JsonElement l = new JsonParser().parse(new InputStreamReader(cipherInputStream));
-        httpsURLConnection.disconnect();
-        return l;
-    }
-
-    public String calculateServerHash(byte[] a, byte[] b) throws NoSuchAlgorithmException {
-        MessageDigest c = MessageDigest.getInstance("SHA-1");
-        c.update("".getBytes());
-        c.update(a);
-        c.update(b);
-        byte[] d = c.digest();
-        return new BigInteger(d).toString(16);
-    }
-}