From 3d8f7b941393760faa8fb67af9baa95d5c2c8457 Mon Sep 17 00:00:00 2001
From: luoyb <412940104@qq.com>
Date: 星期四, 18 二月 2021 17:13:39 +0800
Subject: [PATCH] feat(在职员工): 关闭员工档案接口

---
 febs-server/febs-server-hr/src/main/java/cc/mrbird/febs/server/hr/service/impl/FilesUploadServiceImpl.java |  166 ++++++++++++++++++++++++++++++++++++++++++++++++++++---
 1 files changed, 156 insertions(+), 10 deletions(-)

diff --git a/febs-server/febs-server-hr/src/main/java/cc/mrbird/febs/server/hr/service/impl/FilesUploadServiceImpl.java b/febs-server/febs-server-hr/src/main/java/cc/mrbird/febs/server/hr/service/impl/FilesUploadServiceImpl.java
index 65d567a..7ca006a 100644
--- a/febs-server/febs-server-hr/src/main/java/cc/mrbird/febs/server/hr/service/impl/FilesUploadServiceImpl.java
+++ b/febs-server/febs-server-hr/src/main/java/cc/mrbird/febs/server/hr/service/impl/FilesUploadServiceImpl.java
@@ -1,9 +1,24 @@
 package cc.mrbird.febs.server.hr.service.impl;
 
+import java.io.*;
+import java.util.*;
+
+import cc.mrbird.febs.common.core.constant.ModuleCode;
+import cc.mrbird.febs.common.core.exception.FebsException;
+import cc.mrbird.febs.common.core.utils.FebsUtil;
+import cc.mrbird.febs.common.core.utils.SequenceUtil;
 import cc.mrbird.febs.server.hr.entity.FilesUpload;
+import cc.mrbird.febs.server.hr.entity.Folder;
 import cc.mrbird.febs.server.hr.mapper.FilesUploadMapper;
+import cc.mrbird.febs.server.hr.properties.FebsServerHrProperties;
 import cc.mrbird.febs.server.hr.service.IFilesUploadService;
+import cn.hutool.core.date.DateUtil;
+import cn.hutool.core.io.FileUtil;
+import cn.hutool.core.io.file.FileWriter;
+import cn.hutool.core.lang.Snowflake;
+import cn.hutool.core.util.IdUtil;
 import cn.hutool.core.util.StrUtil;
+import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.transaction.annotation.Propagation;
@@ -13,8 +28,12 @@
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import cc.mrbird.febs.common.core.entity.QueryRequest;
+import org.springframework.web.multipart.MultipartFile;
 
-import java.util.List;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipOutputStream;
 
 /**
  * 文件上传 Service实现
@@ -28,6 +47,14 @@
 public class FilesUploadServiceImpl extends ServiceImpl<FilesUploadMapper, FilesUpload> implements IFilesUploadService {
 
     private final FilesUploadMapper filesUploadMapper;
+    private final FebsServerHrProperties properties;
+    private final String operatorId = Optional.ofNullable(FebsUtil.getCurrentUser())
+            .map(u -> u.getUserId().toString())
+            .orElse("1");
+    /**
+     * 参数2为数据中心ID 参数1为终端ID
+     */
+    private Snowflake snowflake = IdUtil.getSnowflake(ModuleCode.HR_FIlE, 1);
 
     @Override
     public IPage<FilesUpload> findFilesUploads(QueryRequest request, FilesUpload filesUpload) {
@@ -39,11 +66,12 @@
     @Override
     public List<FilesUpload> findFilesUploads(FilesUpload filesUpload) {
         LambdaQueryWrapper<FilesUpload> queryWrapper = new LambdaQueryWrapper<>();
-        if (null != filesUpload.getFolderid()){
-            queryWrapper.eq(FilesUpload::getFolderid,filesUpload.getFolderid());
+        queryWrapper.eq(FilesUpload::getDelFlag,0);
+        if (null != filesUpload.getFolderid()) {
+            queryWrapper.eq(FilesUpload::getFolderid, filesUpload.getFolderid());
         }
-        if (StrUtil.isNotBlank(filesUpload.getFilesname())){
-            queryWrapper.like(FilesUpload::getFilesname,filesUpload.getFilesname()) ;
+        if (StrUtil.isNotBlank(filesUpload.getFilesname())) {
+            queryWrapper.like(FilesUpload::getFilesname, filesUpload.getFilesname());
         }
         queryWrapper.orderByDesc(FilesUpload::getModifytime);
         return this.baseMapper.selectList(queryWrapper);
@@ -51,7 +79,43 @@
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public void createFilesUpload(FilesUpload filesUpload) {
+    public void createFilesUpload(Long folderid, MultipartFile file) throws FebsException, IOException {
+        if (file.isEmpty()) {
+            throw new FebsException("上传的文件不能为空!请重新上传");
+        }
+        if (file.getSize() <= 0) {
+            throw new FebsException("上传的文件大小需要大于0kb");
+        }
+        if (file.getSize() > 50 * 1024* 1024) {
+            throw new FebsException("上传的文件大于50M");
+        }
+        if (!FileUtil.exist(properties.getUploadPpath())) {
+            FileUtil.mkdir(properties.getUploadPpath());
+        }
+        //原本名字
+        String fileName = file.getOriginalFilename();
+        String suffix = "";
+        if (fileName.indexOf(".") > 0) {
+            //后缀
+            suffix = fileName.substring(fileName.indexOf("."), fileName.length());
+        }
+        //生成新的名字
+        String newName = snowflake.nextIdStr() + suffix;
+        //上传
+        file.transferTo(new File(properties.getUploadPpath() + newName));
+
+        FilesUpload filesUpload = new FilesUpload();
+        filesUpload.setCreatetime(new Date());
+        filesUpload.setCreator(operatorId);
+        filesUpload.setDelFlag(0);
+        filesUpload.setFilesaddress(newName);
+        filesUpload.setFilesformat(StrUtil.isBlank(suffix) ? suffix : suffix.substring(1));
+        filesUpload.setFilesid(SequenceUtil.generateId(0L, ModuleCode.HR_FIlE));
+        filesUpload.setFilesname(fileName);
+        filesUpload.setFolderid(folderid);
+        filesUpload.setModifier(operatorId);
+        filesUpload.setModifytime(new Date());
+        filesUpload.setVersion(0);
         this.save(filesUpload);
     }
 
@@ -63,9 +127,91 @@
 
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public void deleteFilesUpload(FilesUpload filesUpload) {
-        LambdaQueryWrapper<FilesUpload> wapper = new LambdaQueryWrapper<>();
-        // TODO 设置删除条件
-        this.remove(wapper);
+    public void deleteFilesUpload(String fileids) {
+        String[] arr = fileids.split(",");
+        LambdaUpdateWrapper<FilesUpload> wapper = new LambdaUpdateWrapper<>();
+        wapper.in(FilesUpload::getFilesid,arr).setSql("delFlag = 1");
+        this.update(wapper);
+
+        LambdaQueryWrapper<FilesUpload> queryWrapper = new LambdaQueryWrapper<>();
+        wapper.in(FilesUpload::getFilesid,arr);
+        List<FilesUpload> list = this.list(queryWrapper);
+        list.parallelStream().forEach(i-> FileUtil.del(properties.getUploadPpath() + i.getFilesaddress()));
+
     }
+
+    @Override
+    public void download(String fileids, HttpServletRequest request, HttpServletResponse response) {
+        String[] arr = fileids.split(",");
+        List<File> files = new ArrayList<>();
+        List<String> fileName = new ArrayList<>();
+        Arrays.stream(arr).forEach(i -> {
+            FilesUpload filesUpload = this.getById(i);
+            files.add(new File(properties.getUploadPpath() + filesUpload.getFilesaddress()));
+            fileName.add(filesUpload.getFilesname());
+        });
+        //设置压缩包的名字
+        //解决不同浏览器压缩包名字含有中文时乱码的问题
+        String downloadName ="PersonnelInformation-" + DateUtil.format(new Date(), "yyyyMMddhhmmsss") + ".zip";
+        String agent = request.getHeader("USER-AGENT");
+        try {
+            if (agent.contains("MSIE") || agent.contains("Trident")) {
+                downloadName = java.net.URLEncoder.encode(downloadName, "UTF-8");
+            } else {
+                downloadName = new String(downloadName.getBytes("UTF-8"), "ISO-8859-1");
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        response.setHeader("Content-Disposition", "attachment;fileName=\"" + downloadName + "\"");
+
+
+        //设置压缩流:直接写入response,实现边压缩边下载
+        ZipOutputStream zipos = null;
+        try {
+            zipos = new ZipOutputStream(new BufferedOutputStream(response.getOutputStream()));
+            //设置压缩方法
+            zipos.setMethod(ZipOutputStream.DEFLATED);
+        } catch (Exception e) {
+            log.error("设置压缩流出现异常" + e.getMessage());
+            e.printStackTrace();
+        }
+
+        //循环将文件写入压缩流
+        DataOutputStream os = null;
+        for (int i = 0; i < files.size(); i++) {
+            File file = files.get(i);
+            try {
+                //添加ZipEntry,并ZipEntry中写入文件流
+                //这里,加上i是防止要下载的文件有重名的导致下载失败
+                zipos.putNextEntry(new ZipEntry(fileName.get(i)));
+                os = new DataOutputStream(zipos);
+                InputStream is = new FileInputStream(file);
+                byte[] b = new byte[100];
+                int length;
+                while ((length = is.read(b)) != -1) {
+                    os.write(b, 0, length);
+                }
+                is.close();
+                zipos.closeEntry();
+            } catch (IOException e) {
+                log.error("循环将文件写入压缩流出现异常" + e.getMessage());
+                e.printStackTrace();
+            }
+        }
+
+        //关闭流
+        try {
+            os.flush();
+            os.close();
+            zipos.close();
+        } catch (IOException e) {
+            log.error("关闭流现异常" + e.getMessage());
+            e.printStackTrace();
+        }
+
+    }
+
+
+
 }

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