first commit.

plusone-system/plusone-system-common/pom.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <artifactId>plusone-system</artifactId>
+        <groupId>xyz.zhouxy</groupId>
+        <version>1.0.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>plusone-system-common</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>xyz.zhouxy</groupId>
+            <artifactId>plusone-basic-common</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>cn.hutool</groupId>
+            <artifactId>hutool-crypto</artifactId>
+        </dependency>
+    </dependencies>
+
+</project>

plusone-system/plusone-system-common/src/main/java/xyz/zhouxy/plusone/system/constant/AuthLogic.java

@@ -0,0 +1,20 @@
+package xyz.zhouxy.plusone.system.constant;
+
+import cn.dev33.satoken.stp.StpLogic;
+
+/**
+ * 维护 StpLogic 的实例
+ *
+ * @author <a href="https://gitee.com/zhouxy108">ZhouXY</a>
+ */
+public class AuthLogic {
+    private AuthLogic() {
+        throw new IllegalStateException("Utility class");
+    }
+
+    public static final String ADMIN_LOGIN_TYPE = "Admin";
+    public static final StpLogic adminAuthLogic = new StpLogic(ADMIN_LOGIN_TYPE);
+
+    public static final String USER_LOGIN_TYPE = "User";
+    public static final StpLogic userAuthLogic = new StpLogic(USER_LOGIN_TYPE);
+}

plusone-system/plusone-system-common/src/main/java/xyz/zhouxy/plusone/system/util/PasswordUtil.java

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+package xyz.zhouxy.plusone.system.util;
+
+import javax.annotation.Nonnull;
+
+import cn.hutool.core.util.RandomUtil;
+import cn.hutool.crypto.digest.DigestUtil;
+import xyz.zhouxy.plusone.exception.PlusoneException;
+
+/**
+ * 密码工具类
+ *
+ * @author <a href="https://gitee.com/zhouxy108">ZhouXY</a>
+ */
+public final class PasswordUtil {
+    private static final String SALT_BASE_STRING = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ~`!@#$%^&*()_-+={}[]|\\:;\"',.<>?/";
+
+    /**
+     * 将密码和随机盐混合，并进行哈希加密。
+     *
+     * @param password 密文密码
+     * @param salt     随机盐
+     * @return 哈希加密的结果
+     */
+    @Nonnull
+    public static String hashPassword(@Nonnull String password, @Nonnull String salt) {
+        int length = salt.length();
+        int i = length > 0 ? length / 2 : 0;
+        var passwordWithSalt = salt.substring(0, i)
+                + password
+                + salt.substring(1);
+        String sha512Hex = DigestUtil.sha512Hex(passwordWithSalt);
+        if (sha512Hex == null) {
+            throw new PlusoneException(9999999, "未知错误：哈希加密失败！");
+        }
+        return sha512Hex;
+    }
+
+    /**
+     * 生成 24 位的字符串
+     *
+     * @return 生成的随机盐
+     */
+    public static String generateRandomSalt() {
+        return RandomUtil.randomString(SALT_BASE_STRING, 24);
+    }
+
+    private PasswordUtil() {
+        // 不允许实例化
+        throw new IllegalStateException("Utility class");
+    }
+}