alterwain/XCraftAuth
alterwain/XCraftAuth
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UUID update and sign up verification

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This commit is contained in:
Michael Wain 2025-03-16 19:30:01 +03:00
parent 3c59cf1474
commit ac08cc0f8a
2 changed files with 31 additions and 16 deletions
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7
src/main/java/com/alterdekim/xcraft/auth/SaltNic.java
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@ -7,6 +7,7 @@ import org.json.simple.parser.ParseException;
import org.mindrot.jbcrypt.BCrypt;
import java.io.IOException;
import java.security.NoSuchAlgorithmException;
import java.util.HashMap;
import java.util.Map;
import java.util.logging.Logger;
@ -61,6 +62,7 @@ public class SaltNic extends NanoHTTPD {
}
private Response handleHasJoinedRequest(IHTTPSession session) {
try {
String uuid = UserId.generateUserId(session.getParameters().get("username").get(0));
if (this.sessions.containsKey(uuid) && this.sessions.get(uuid)) {
this.sessions.remove(uuid);
@ -74,6 +76,9 @@ public class SaltNic extends NanoHTTPD {
" \"profileActions\" : [ ]\n" +
"}");
}
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
return newFixedLengthResponse(Response.Status.INTERNAL_ERROR, "text/plain", "Server error");
}
@ -90,7 +95,7 @@ public class SaltNic extends NanoHTTPD {
String username = (String) json.get("username");
String password = (String) json.get("password");
if (username == null || password == null) {
if (username == null || password == null || password.length() < 3 || username.length() < 3) {
return newFixedLengthResponse(Response.Status.BAD_REQUEST, "text/plain", "Missing username or password");
}

16
src/main/java/com/alterdekim/xcraft/auth/UserId.java
View File

@ -1,9 +1,19 @@
package com.alterdekim.xcraft.auth;
import java.util.UUID;
import java.math.BigInteger;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
public class UserId {
public static String generateUserId(String username) {
return UUID.nameUUIDFromBytes(username.getBytes()).toString().replace("-", "");
public static String generateUserId(String username) throws NoSuchAlgorithmException {
MessageDigest md = MessageDigest.getInstance("MD5");
md.update(username.getBytes());
byte[] digest = md.digest();
BigInteger bigInt = new BigInteger(1, digest);
StringBuilder hashtext = new StringBuilder(bigInt.toString(16));
while(hashtext.length() < 32 ){
hashtext.insert(0, "0");
}
return hashtext.toString().toLowerCase();
}
}