From 47cd9ecc0eff38ffe6b3b794b2bf197e958f4403 Mon Sep 17 00:00:00 2001
From: xiangpei <xiangpei@timesnew.cn>
Date: 星期三, 14 五月 2025 15:50:57 +0800
Subject: [PATCH] bug：学员有状态不能修改问题
---
src/main/java/com/mindskip/xzs/controller/common/UploadController.java | 61 +++++++++++++++++++++++++-----
1 files changed, 50 insertions(+), 11 deletions(-)
diff --git a/src/main/java/com/mindskip/xzs/controller/common/UploadController.java b/src/main/java/com/mindskip/xzs/controller/common/UploadController.java
index 2c2ed72..078ef2c 100644
--- a/src/main/java/com/mindskip/xzs/controller/common/UploadController.java
+++ b/src/main/java/com/mindskip/xzs/controller/common/UploadController.java
@@ -3,14 +3,22 @@
import com.mindskip.xzs.base.RestResponse;
import com.mindskip.xzs.configuration.RuoYiConfig;
import lombok.RequiredArgsConstructor;
+import org.springframework.core.io.FileSystemResource;
+import org.springframework.core.io.Resource;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
import org.springframework.util.StringUtils;
-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.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
+import javax.servlet.http.HttpServletResponse;
import java.io.File;
+import java.io.FileInputStream;
import java.io.IOException;
+import java.io.OutputStream;
+import java.nio.file.Files;
+import java.util.HashMap;
+import java.util.UUID;
/**
* @author锛歺p
@@ -30,14 +38,14 @@
@PostMapping("/upload")
public RestResponse uploadFile(MultipartFile file) throws Exception
{
- // 妫�鏌ユ枃浠舵槸鍚︿负绌�
- if (file.isEmpty()) {
- return RestResponse.fail(500, "涓婁紶鐨勬枃浠朵负绌�");
- }
+// // 妫�鏌ユ枃浠舵槸鍚︿负绌�
+// if (file.isEmpty()) {
+// return RestResponse.fail(500, "涓婁紶鐨勬枃浠朵负绌�");
+// }
try {
// 鑾峰彇鏂囦欢鍚�
- String fileName = StringUtils.cleanPath(file.getOriginalFilename());
-
+ String originalFileName = StringUtils.cleanPath(file.getOriginalFilename());
+ String randomName = UUID.randomUUID().toString().replace("-", "") + originalFileName.substring(originalFileName.lastIndexOf("."));
// 鎸囧畾鏂囦欢瀛樺偍璺緞
String uploadDir = ruoYiConfig.getUrl(); // 淇敼涓烘偍甯屾湜瀛樺偍鐨勭洰褰�
// 濡傛灉鐩綍涓嶅瓨鍦紝鍒欏垱寤虹洰褰�
@@ -46,11 +54,14 @@
dir.mkdirs();
}
// 鏋勫缓鐩爣鏂囦欢鐨勮矾寰�
- String filePath = uploadDir + "/" + fileName;
+ String filePath = uploadDir + "/" + randomName;
// 灏嗘枃浠朵繚瀛樺埌鐩爣浣嶇疆
file.transferTo(new File(filePath));
// 杩斿洖鎴愬姛鍝嶅簲
- return RestResponse.ok("鏂囦欢涓婁紶鎴愬姛");
+ HashMap hashMap = new HashMap(2);
+ hashMap.put("name", originalFileName);
+ hashMap.put("url", randomName);
+ return RestResponse.ok(hashMap);
} catch (IOException e) {
e.printStackTrace();
// 杩斿洖澶辫触鍝嶅簲
@@ -58,4 +69,32 @@
}
}
+ /**
+ * 涓嬭浇鏂囦欢锛堝崟涓級
+ */
+ @GetMapping("/download")
+ public void download(@RequestParam String url, @RequestParam String fileName, HttpServletResponse response) throws Exception
+ {
+ // 鎻愬彇鏂囦欢璺緞
+ String filePath = ruoYiConfig.getUrl() + File.separator + url;
+
+ File file = new File(filePath);
+
+ // 妫�鏌ユ枃浠舵槸鍚﹀瓨鍦�
+ if (!file.exists()) {
+ throw new RuntimeException("鏂囦欢涓嶅瓨鍦�");
+ }
+
+ // 璇诲彇鏂囦欢鍐呭
+ byte[] fileContent = Files.readAllBytes(file.toPath());
+
+ // 璁剧疆鍝嶅簲澶�
+ response.setHeader("Content-Disposition", "attachment; filename=" + fileName);
+ response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE);
+
+ // 灏嗘枃浠跺唴瀹瑰啓鍏ュ搷搴旇緭鍑烘祦
+ response.getOutputStream().write(fileContent);
+ response.getOutputStream().flush();
+ }
+
}
--
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