Merge remote-tracking branch 'origin/dev-url' into dev

ruoyi-admin/src/main/resources/application-dev.yml

@@ -194,6 +194,8 @@ sms:
       signature: 您的短信签名
       sdk-app-id: 您的sdkAppId
 
+short:
+  host: http://localhost/dev-api/resource/short/link?shortUrl=
 
 --- # 三方授权
 justauth:

ruoyi-admin/src/main/resources/application.yml

@@ -126,6 +126,7 @@ security:
     # EasyRetry Job 分派 @see com.aizuda.easy.retry.client.job.core.client.JobEndPoint
     - /job/dispatch/v1
     - /job/stop/v1
+    - /resource/short/link
 
 # 多租户配置
 tenant:

ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/constant/GlobalConstants.java

@@ -36,4 +36,10 @@ public interface GlobalConstants {
      * 三方认证 redis key
      */
     String SOCIAL_AUTH_CODE_KEY = GLOBAL_REDIS_KEY + "social_auth_codes:";
+
+    /**
+     * 短链接 redis key
+     */
+    String SHORT_LINK_KEY = GLOBAL_REDIS_KEY + "short_link:";
+
 }

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/system/SysShortLinkController.java

@@ -0,0 +1,65 @@
+package org.dromara.system.controller.system;
+
+import com.baomidou.mybatisplus.core.incrementer.IdentifierGenerator;
+import jakarta.validation.constraints.NotBlank;
+import lombok.RequiredArgsConstructor;
+import org.dromara.common.core.constant.GlobalConstants;
+import org.dromara.common.core.utils.SpringUtils;
+import org.dromara.common.core.utils.StringUtils;
+import org.dromara.common.redis.utils.RedisUtils;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.servlet.view.RedirectView;
+
+import java.time.Duration;
+
+/**
+ * 短链接 控制层
+ */
+@Validated
+@RequiredArgsConstructor
+@RestController
+@RequestMapping("/resource/short")
+public class SysShortLinkController {
+    private final IdentifierGenerator identifierGenerator;
+
+    /**
+     * 根据短链接获取长链接并重定向
+     *
+     * @param shortUrl 短链接
+     * @return 重定向视图
+     */
+    @GetMapping("/link")
+    public RedirectView getLongLink(@NotBlank(message = "参数不能为空") String shortUrl) {
+        // 从 Redis 获取长链接
+        String longLink = RedisUtils.getCacheObject(GlobalConstants.SHORT_LINK_KEY + shortUrl);
+        if (StringUtils.isNotEmpty(longLink)) {
+            // 如果长链接存在，则重定向到长链接
+            return new RedirectView(longLink);
+        }
+        // 如果长链接不存在，则重定向到错误页面
+        return new RedirectView("/error");
+    }
+
+    /**
+     * 生成短链接并返回
+     *
+     * @param longUrl 长链接
+     * @return 完整的短链接
+     */
+    @PostMapping("/shorturl")
+    public String generateShortUrl(@NotBlank(message = "参数不能为空") String longUrl) {
+        // 使用标识符生成器生成短链接
+        String shortUrl = identifierGenerator.nextId(null).toString();
+        // 将短链接与长链接的映射关系存储到 Redis 中，并设置过期时间为 3 分钟
+        RedisUtils.setCacheObject(GlobalConstants.SHORT_LINK_KEY + shortUrl, longUrl, Duration.ofMinutes(3));
+        // 获取短链接的域名部分
+        String host = SpringUtils.getProperty("short.host");
+        // 拼接完整的短链接并返回
+        return host + shortUrl;
+    }
+
+}