From d3730e6dfdadc413abc9998b56e9bde8be332727 Mon Sep 17 00:00:00 2001
From: KKSU <15274802129@163.com>
Date: Fri, 12 Jul 2024 16:11:12 +0800
Subject: [PATCH] 逻辑
---
src/main/java/cc/mrbird/febs/common/utils/LoginUserUtil.java | 24 +++++++++++++++++++++++-
1 files changed, 23 insertions(+), 1 deletions(-)
diff --git a/src/main/java/cc/mrbird/febs/common/utils/LoginUserUtil.java b/src/main/java/cc/mrbird/febs/common/utils/LoginUserUtil.java
index 7ffee3b..160d4ba 100644
--- a/src/main/java/cc/mrbird/febs/common/utils/LoginUserUtil.java
+++ b/src/main/java/cc/mrbird/febs/common/utils/LoginUserUtil.java
@@ -1,19 +1,41 @@
package cc.mrbird.febs.common.utils;
import cc.mrbird.febs.dapp.entity.DappMemberEntity;
+import lombok.extern.slf4j.Slf4j;
+import org.bouncycastle.jcajce.provider.digest.Keccak;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
+import org.web3j.crypto.Hash;
+import org.web3j.utils.Numeric;
import javax.servlet.http.HttpServletRequest;
+import java.nio.charset.StandardCharsets;
/**
- * @author wzy
+ * @author
* @date 2022-03-18
**/
+@Slf4j
public class LoginUserUtil {
public static DappMemberEntity getAppUser() {
HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.currentRequestAttributes()).getRequest();
return (DappMemberEntity) request.getSession().getAttribute("member");
}
+
+ // address:0x971c09aa9735eb98459b17ec8b48932d24cbb931
+ // nonce:0x1d5f7444107bc02e980deda39d0fce21b06c9da4233a19cb11124cb5bfefc9ec
+ // sign:0x8f92cee24906122e26c3cc6cbd72f851cfe2c9574aa03bf3371e5d506fbec68b2ad22bbbc19b00ed21d26ab5a6871507831e2c902d8ed8c33301addc2b57a7731b
+ public static String getLoginKey(String address, String nonce, String sign) {
+ StringBuilder sb = new StringBuilder();
+ StringBuilder append = sb.append(address).append(":").append(nonce).append(":").append(sign);
+
+ return sha3(append.toString());
+ }
+
+ public static String sha3(String str) {
+ Keccak.DigestKeccak kecc = new Keccak.Digest256();
+ kecc.update(str.getBytes(StandardCharsets.UTF_8));
+ return Numeric.toHexString(kecc.digest());
+ }
}
--
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