预览上传代码提交

ruoyi-system/src/main/java/com/ruoyi/official/controller/FileChunkFilelistController.java

@@ -1,6 +1,7 @@
 package com.ruoyi.official.controller;
 
 import cn.dev33.satoken.annotation.SaCheckPermission;
+import cn.hutool.core.util.ObjectUtil;
 import com.ruoyi.common.core.controller.BaseController;
 import com.ruoyi.common.core.domain.PageQuery;
 import com.ruoyi.common.core.domain.R;
@@ -11,10 +12,16 @@ import com.ruoyi.official.domain.vo.CheckSysChunkVo;
 import com.ruoyi.official.domain.vo.FileChunkFilelistVo;
 import com.ruoyi.official.service.IFileChunkFilelistService;
 import lombok.RequiredArgsConstructor;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
+import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
 
 /**
  * 已上传文件记录
@@ -46,8 +53,14 @@ public class FileChunkFilelistController extends BaseController {
      * @return 是否上传成功
      */
     @PostMapping("/upload")
-    public R<Void> postFileUpload(@ModelAttribute FileChunkParamBo fileChunkParam, HttpServletResponse response) {
+    public R<Map<String,Object>> postFileUpload(@ModelAttribute FileChunkParamBo fileChunkParam, HttpServletResponse response) {
-        return  toAjax(iFileChunkFilelistService.postFileUpload(fileChunkParam, response));
+        boolean flag  = iFileChunkFilelistService.postFileUpload(fileChunkParam, response);
+        Map<String, Object> map = new HashMap<>();
+        if (flag){
+            if (ObjectUtil.equal(fileChunkParam.getChunkNumber(),fileChunkParam.getTotalChunks()))map.put("needMerge", true);
+            return  R.ok(map);
+        }
+        return  R.warn("上传失败！");
     }
 
 
@@ -70,4 +83,19 @@ public class FileChunkFilelistController extends BaseController {
         return R.ok("操作成功",  iFileChunkFilelistService.mergeFile(filelistBo));
     }
 
+    /**
+     * 文件预览
+     * @param param
+     * @return
+     */
+    @GetMapping("/showConver")
+    public void showImage(@RequestParam("url") String url, HttpServletRequest request, HttpServletResponse response) {
+        try {
+            iFileChunkFilelistService.showFile(url,request,response);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+
 }

ruoyi-system/src/main/java/com/ruoyi/official/domain/GwIndex.java

@@ -49,6 +49,11 @@ public class GwIndex extends BaseEntity {
      */
     private String titleEnglish;
 
+    /**
+     * 视频链接地址
+     */
+    private String videoLink;
+
 
     /**
      * 链接

ruoyi-system/src/main/java/com/ruoyi/official/domain/bo/GwIndexBo.java

@@ -40,6 +40,10 @@ public class GwIndexBo extends BaseEntity {
      */
     private String fileType;
 
+    /**
+     * 视频链接地址
+     */
+    private String videoLink;
     /**
      * 链接
      */

ruoyi-system/src/main/java/com/ruoyi/official/domain/vo/GwIndexVo.java

@@ -64,6 +64,11 @@ public class GwIndexVo {
      */
     private String twLink;
 
+    /**
+     * 视频链接地址
+     */
+    private String videoLink;
+
     /**
      * 图片标题英文描述
      */

ruoyi-system/src/main/java/com/ruoyi/official/service/IFileChunkFilelistService.java

@@ -8,8 +8,12 @@ import com.ruoyi.official.domain.vo.FileChunkFilelistVo;
 import com.ruoyi.official.domain.bo.FileChunkFilelistBo;
 import com.ruoyi.common.core.page.TableDataInfo;
 import com.ruoyi.common.core.domain.PageQuery;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.http.ResponseEntity;
 
+import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
 import java.util.Collection;
 import java.util.List;
 
@@ -57,4 +61,6 @@ public interface IFileChunkFilelistService {
     CheckSysChunkVo getFileUpload(FileChunkParamBo fileChunkParam, HttpServletResponse response);
 
     String mergeFile(FileChunkFilelistBo FileChunkFilelistBo);
+
+    void showFile(String imgUrl, HttpServletRequest request, HttpServletResponse response) throws IOException;
 }

ruoyi-system/src/main/java/com/ruoyi/official/service/impl/FileChunkFilelistServiceImpl.java

@@ -1,44 +1,45 @@
 package com.ruoyi.official.service.impl;
 
 import cn.hutool.core.bean.BeanUtil;
-import com.ruoyi.common.utils.StringUtils;
-import com.ruoyi.common.core.page.TableDataInfo;
-import com.ruoyi.common.core.domain.PageQuery;
-import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.ruoyi.common.core.domain.PageQuery;
+import com.ruoyi.common.core.page.TableDataInfo;
+import com.ruoyi.common.utils.StringUtils;
+import com.ruoyi.official.domain.FileChunkFilelist;
 import com.ruoyi.official.domain.FileChunkParam;
+import com.ruoyi.official.domain.bo.FileChunkFilelistBo;
 import com.ruoyi.official.domain.bo.FileChunkParamBo;
 import com.ruoyi.official.domain.vo.CheckSysChunkVo;
+import com.ruoyi.official.domain.vo.FileChunkFilelistVo;
 import com.ruoyi.official.domain.vo.FileChunkParamVo;
+import com.ruoyi.official.mapper.FileChunkFilelistMapper;
 import com.ruoyi.official.mapper.FileChunkParamMapper;
+import com.ruoyi.official.service.IFileChunkFilelistService;
 import com.ruoyi.official.service.IFileChunkParamService;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
-import com.ruoyi.official.domain.bo.FileChunkFilelistBo;
-import com.ruoyi.official.domain.vo.FileChunkFilelistVo;
-import com.ruoyi.official.domain.FileChunkFilelist;
-import com.ruoyi.official.mapper.FileChunkFilelistMapper;
-import com.ruoyi.official.service.IFileChunkFilelistService;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.multipart.MultipartFile;
 
+import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
+import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
-import java.io.Serializable;
+import java.net.InetAddress;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.nio.file.StandardOpenOption;
-import java.security.Security;
+import java.util.Collection;
 import java.util.Date;
 import java.util.List;
 import java.util.Map;
-import java.util.Collection;
 import java.util.stream.Collectors;
 
 /**
@@ -243,6 +244,25 @@ public class FileChunkFilelistServiceImpl implements IFileChunkFilelistService {
         return url;
     }
 
+    @Override
+    public void showFile(String imgUrl, HttpServletRequest request, HttpServletResponse response) throws IOException {
+
+        // 设置响应的类型为视频流
+        response.setContentType("video/mp4");
+
+        File videoFile = new File(filePath+imgUrl);
+        byte[] videoData = Files.readAllBytes(videoFile.toPath());
+
+        // 设置响应的长度为视频文件的长度
+        response.setContentLength(videoData.length);
+
+        OutputStream outputStream = response.getOutputStream();
+        // 将视频数据写入输出流
+        outputStream.write(videoData);
+        outputStream.flush();
+        outputStream.close();
+    }
+
     /**
      * 生成块文件所在地址
      */
@@ -308,7 +328,6 @@ public class FileChunkFilelistServiceImpl implements IFileChunkFilelistService {
                     Files.delete(path);
                 }
             }
-
         } catch (IOException e) {
             log.error("合并出现错误：" + e);
             throw new RuntimeException("合并出现错误，" + e.getMessage());