From 41e05da9a811cd9394ce9bddf5edcb7cde58db06 Mon Sep 17 00:00:00 2001
From: 无关风月 <443237572@qq.com>
Date: 星期四, 06 三月 2025 16:49:36 +0800
Subject: [PATCH] Merge branch 'master' of https://gitee.com/xiaochen991015/xizang

---
 ruoyi-admin/src/main/java/com/ruoyi/web/controller/tool/TencentCosUtil.java |  215 ++++++++++++++++++++++++++++++++++-------------------
 1 files changed, 136 insertions(+), 79 deletions(-)

diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tool/TencentCosUtil.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tool/TencentCosUtil.java
index 1d02134..3834733 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tool/TencentCosUtil.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tool/TencentCosUtil.java
@@ -1,20 +1,23 @@
 package com.ruoyi.web.controller.tool;
 
+import cn.hutool.core.date.DateUtil;
 import com.qcloud.cos.COSClient;
 import com.qcloud.cos.ClientConfig;
 import com.qcloud.cos.auth.BasicCOSCredentials;
 import com.qcloud.cos.auth.COSCredentials;
-import com.qcloud.cos.exception.CosClientException;
-import com.qcloud.cos.exception.CosServiceException;
 import com.qcloud.cos.http.HttpProtocol;
 import com.qcloud.cos.model.COSObject;
-import com.qcloud.cos.model.GetObjectRequest;
 import com.qcloud.cos.model.ObjectMetadata;
 import com.qcloud.cos.model.PutObjectResult;
 import com.qcloud.cos.region.Region;
-import com.qcloud.cos.utils.IOUtils;
 import com.ruoyi.common.utils.WebUtils;
-import org.springframework.beans.factory.annotation.Value;
+import com.ruoyi.system.model.TFile;
+import com.ruoyi.system.service.SysFileService;
+import com.ruoyi.system.service.impl.SysFileServiceImpl;
+import com.ruoyi.web.core.config.FileUploaderConfig;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 import org.springframework.web.multipart.MultipartFile;
 
@@ -25,44 +28,17 @@
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.util.Base64;
+import java.util.Date;
 import java.util.UUID;
+
+import static cn.hutool.core.date.DatePattern.NORM_DATE_FORMAT;
 
 /**
  * @author HJL
  */
 @Component
+@Slf4j
 public class TencentCosUtil {
-
-    /**
-     * COS的SecretId
-     */
-    @Value("${cos.client.accessKey}")
-    private String secretId;
-    /**
-     * COS的SecretKey
-     */
-    @Value("${cos.client.secretKey}")
-    private String secretKey;
-    /**
-     * 文件上传后访问路径的根路径,后面要最佳文件名字与类型
-     */
-    @Value("${cos.client.rootSrc}")
-    private String rootSrc;
-    /**
-     * 上传的存储桶的地域
-     */
-    @Value("${cos.client.bucketAddr}")
-    private String bucketAddr;
-    /**
-     * 存储桶的名字,是自己在存储空间自己创建的,我创建的名字是:qq-test-1303******
-     */
-    @Value("${cos.client.bucket}")
-    private String bucketName;
-    /**
-     * 文件存放位置
-     */
-    @Value("${cos.client.location}")
-    private String location;
 
     /**
      * 1.调用静态方法getCosClient()就会获得COSClient实例
@@ -70,16 +46,64 @@
      *
      * @return COSClient实例
      */
-    private COSClient getCosClient() {
-        // 1 初始化用户身份信息(secretId, secretKey)。
-        COSCredentials cred = new BasicCOSCredentials(secretId, secretKey);
-        // 2.1 设置存储桶的地域(上文获得)
-        Region region = new Region(bucketAddr);
-        ClientConfig clientConfig = new ClientConfig(region);
-        // 2.2 使用https协议传输
-        clientConfig.setHttpProtocol(HttpProtocol.https);
-        // 生成 cos 客户端
-        return new COSClient(cred, clientConfig);
+
+    @Autowired
+    COSClient cosClient;
+
+    @Autowired
+    FileUploaderConfig cosConfig;
+
+    @Autowired
+    SysFileService sysFileService;
+
+
+    /**
+     * 上传文件,并存入sys_file,返回文件的主键ID
+     * @param file
+     * @param folder  格式:/xxxxx,/xxxx/xxxx ,最后不用加斜杠
+     * @return
+     */
+    public TFile upload(MultipartFile file, String folder){
+        try {
+            // 获取上传的文件的输入流
+            InputStream inputStream = file.getInputStream();
+            // 避免文件覆盖,获取文件的原始名称,如123.jpg,然后通过截取获得文件的后缀,也就是文件的类型
+
+            String originalFilename = file.getOriginalFilename();
+
+            //获取文件的类型
+            String fileType = originalFilename.substring(originalFilename.lastIndexOf("."));
+            //使用UUID工具  创建唯一名称,放置文件重名被覆盖,在拼接上上命令获取的文件类型
+            String fileName = UUID.randomUUID() + fileType;
+            String filePath = (StringUtils.isNotEmpty(folder)?
+                    folder+"/"
+                    :"/default/") + DateUtil.format(new Date(),NORM_DATE_FORMAT)+"/"+fileName;
+            // 指定文件上传到 COS 上的路径,即对象键。最终文件会传到存储桶名字中的images文件夹下的fileName名字
+            filePath = cosConfig.getLocation() + filePath;
+            // 创建上传Object的Metadata
+            ObjectMetadata objectMetadata = new ObjectMetadata();
+            // - 使用输入流存储,需要设置请求长度
+            objectMetadata.setContentLength(inputStream.available());
+            // - 设置缓存
+            objectMetadata.setCacheControl("no-cache");
+            // - 设置Content-Type
+            objectMetadata.setContentType(fileType);
+            //上传文件
+            cosClient.putObject(cosConfig.getBucketName(), filePath, inputStream, objectMetadata);
+            TFile tFile = new TFile();
+            tFile.setFileName(filePath);
+            tFile.setRealName(originalFilename);
+            tFile.setFileType(fileType);
+            tFile.setUrl(cosConfig.getRootSrc()+filePath);
+            tFile.setContentType(file.getContentType());
+            tFile.setFileSize(file.getSize());
+            sysFileService.save(tFile);
+            return tFile;
+        } catch (Exception e) {
+            log.error("上传文件发生异常",e);
+            // 发生IO异常、COS连接异常等,返回空
+            return null;
+        }
     }
 
     /**
@@ -88,7 +112,7 @@
      * @param file
      * @return 返回文件的浏览全路径
      */
-    public String upLoadFile(MultipartFile file) {
+    public String upLoadFile(MultipartFile file,String folder) {
         try {
             // 获取上传的文件的输入流
             InputStream inputStream = file.getInputStream();
@@ -99,7 +123,11 @@
             //使用UUID工具  创建唯一名称,放置文件重名被覆盖,在拼接上上命令获取的文件类型
             String fileName = UUID.randomUUID() + fileType;
             // 指定文件上传到 COS 上的路径,即对象键。最终文件会传到存储桶名字中的images文件夹下的fileName名字
-            String key = location+"/" + fileName;
+            String filePath = (StringUtils.isNotEmpty(folder)?
+                    folder+"/"
+                    :"/default/") + DateUtil.format(new Date(),NORM_DATE_FORMAT)+"/"+fileName;
+
+            filePath = cosConfig.getLocation()+"/" + filePath;
             // 创建上传Object的Metadata
             ObjectMetadata objectMetadata = new ObjectMetadata();
             // - 使用输入流存储,需要设置请求长度
@@ -109,14 +137,13 @@
             // - 设置Content-Type
             objectMetadata.setContentType(fileType);
             //上传文件
-            PutObjectResult putResult = getCosClient().putObject(bucketName, key, inputStream, objectMetadata);
+            PutObjectResult putResult = cosClient.putObject(cosConfig.getBucketName(), filePath, inputStream, objectMetadata);
             // 创建文件的网络访问路径
-            String url = rootSrc + key;
-            //关闭 cosClient,并释放 HTTP 连接的后台管理线程
-            getCosClient().shutdown();
+            String url = cosConfig.getRootSrc() + filePath;
             return url;
         } catch (Exception e) {
             e.printStackTrace();
+            log.error("上传文件发生异常",e);
             // 发生IO异常、COS连接异常等,返回空
             return null;
         }
@@ -129,20 +156,11 @@
      */
     public void downLoadFile(String file) {
         HttpServletResponse response = WebUtils.response();
-        String replace = file.replace(rootSrc, "");
+        String replace = file.replace(cosConfig.getRootSrc(), "");
         response.setHeader("Access-Control-Expose-Headers","File-Type");
-        COSCredentials cred = new BasicCOSCredentials(
-                secretId,
-                secretKey);
-        // 2.1 设置存储桶的地域(上文获得)
-        Region region = new Region(bucketAddr);
-        ClientConfig clientConfig = new ClientConfig(region);
-        // 2.2 使用https协议传输
-        clientConfig.setHttpProtocol(HttpProtocol.https);
-        COSClient cosClient = new COSClient(cred, clientConfig);
         try {
             // 5. 下载文件并获取输入流
-            InputStream inputStream = cosClient.getObject(bucketName, replace).getObjectContent();
+            InputStream inputStream = cosClient.getObject(cosConfig.getBucketName(), replace).getObjectContent();
             ServletOutputStream outputStream = response.getOutputStream();
             // 6. 处理输入流,例如读取内容或保存到本地文件
             // 这里仅作示例,实际应用中需要根据需求处理输入流
@@ -154,26 +172,15 @@
             }
         } catch (Exception e) {
             e.printStackTrace();
-        } finally {
-            // 7. 关闭输入流
-            cosClient.shutdown();
+            log.error("下载文件发生异常",e);
         }
     }
     public String downLoadFileImg(String file) {
         byte[] data = null;
-        String replace = file.replace(rootSrc, "");
-        COSCredentials cred = new BasicCOSCredentials(
-                secretId,
-                secretKey);
-        // 2.1 设置存储桶的地域(上文获得)
-        Region region = new Region(bucketAddr);
-        ClientConfig clientConfig = new ClientConfig(region);
-        // 2.2 使用https协议传输
-        clientConfig.setHttpProtocol(HttpProtocol.https);
-        COSClient cosClient = new COSClient(cred, clientConfig);
+        String replace = file.replace(cosConfig.getRootSrc(), "");
         try {
             // 5. 下载文件并获取输入流
-            InputStream inputStream = cosClient.getObject(bucketName, replace).getObjectContent();
+            InputStream inputStream = cosClient.getObject(cosConfig.getBucketName(), replace).getObjectContent();
             ByteArrayOutputStream swapStream = new ByteArrayOutputStream();
             // 6. 处理输入流,例如读取内容或保存到本地文件
             byte[] buffer = new byte[1024];
@@ -185,10 +192,60 @@
             data = swapStream.toByteArray();
         } catch (Exception e) {
             e.printStackTrace();
+            log.error("下载图片发生异常",e);
         } finally {
-            // 7. 关闭输入流
-            cosClient.shutdown();
         }
         return Base64.getEncoder().encodeToString(data);
     }
+
+    public void download(String fileUrl) {
+        HttpServletResponse response = WebUtils.response();
+        fileUrl = fileUrl.replace(cosConfig.getRootSrc(), "");
+
+            // 5. 下载文件并获取输入流
+        COSObject object = cosClient.getObject(cosConfig.getBucketName(),fileUrl);
+        try (
+            InputStream is = object.getObjectContent();
+             OutputStream os = response.getOutputStream()
+        ) {
+            String fileName = fileUrl.substring(fileUrl.lastIndexOf("/"));
+            response.setContentType(object.getObjectMetadata().getContentType() + ";charset=utf-8");
+            String filename = new String(fileName.getBytes("UTF-8"), "ISO-8859-1");
+            response.addHeader("Content-Disposition", "attachment;filename=" + filename);
+            response.addHeader("Content-Length", "" + object.getObjectMetadata().getContentLength());
+            int len = 0;
+            byte[] buffer = new byte[2048];
+            while ((len = is.read(buffer)) > 0) {
+                os.write(buffer, 0, len);
+            }
+            os.flush();
+        } catch (IOException e) {
+            log.error("读取cos图片发生异常", e);
+        }
+    }
+
+    public void download(TFile file) {
+        HttpServletResponse response = WebUtils.response();
+        // 5. 下载文件并获取输入流
+        COSObject object = cosClient.getObject(cosConfig.getBucketName(), file.getFileName());
+        try (
+                InputStream is = object.getObjectContent();
+                OutputStream os = response.getOutputStream()
+        ) {
+            response.setContentType(file.getContentType() + ";charset=utf-8");
+            String filename = new String(file.getRealName().getBytes("UTF-8"), "ISO-8859-1");
+            response.addHeader("Content-Disposition", "attachment;filename=" + filename);
+            response.addHeader("Content-Length", "" + file.getFileSize());
+            int len = 0;
+            byte[] buffer = new byte[2048];
+            while ((len = is.read(buffer)) > 0) {
+                os.write(buffer, 0, len);
+            }
+            os.flush();
+        } catch (IOException e) {
+            log.error("读取cos图片发生异常", e);
+        }
+    }
+
+
 }
\ No newline at end of file

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