package com.whyc.service;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.github.pagehelper.PageHelper;
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import com.github.pagehelper.PageInfo;
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import com.whyc.constant.UserOperation;
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import com.whyc.dto.FileDirPath;
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import com.whyc.dto.Response;
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import com.whyc.dto.ZipUtils;
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import com.whyc.mapper.ProductSoftwareMapper;
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import com.whyc.pojo.DocUser;
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import com.whyc.pojo.ProductSoftware;
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import com.whyc.util.ActionUtil;
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import org.apache.poi.hssf.usermodel.HSSFCellStyle;
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import org.apache.poi.hssf.usermodel.HSSFFont;
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import org.apache.poi.hssf.usermodel.HSSFWorkbook;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.io.*;
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import java.util.Date;
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import java.util.List;
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@Service
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public class ProductSoftwareService {
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@Autowired(required = false)
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private ProductSoftwareMapper mapper;
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@Autowired
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private DocLogService logService;
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//查询软件的信息
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public Response getAllSoftware(String parentModel, String softwareName,int pageCurr,int pageSize) {
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PageHelper.startPage(pageCurr,pageSize);
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QueryWrapper wrapper=new QueryWrapper();
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if(parentModel!=null&&!parentModel.isEmpty()){
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wrapper.like("parent_model",parentModel);
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}
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if(softwareName!=null&&!softwareName.isEmpty()){
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wrapper.like("software_name",softwareName);
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}
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wrapper.orderByAsc("id");
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List list=mapper.selectList(wrapper);
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PageInfo pageInfo=new PageInfo(list);
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return new Response().setII(1,list.size()>0?true:false,pageInfo,"返回数据");
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}
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//根据软件名称实现软件下载
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public void downLoadSoftware(HttpServletRequest req, HttpServletResponse resp, String softwareName) {
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String fileDirName = FileDirPath.getFileDirName();
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QueryWrapper wrapper=new QueryWrapper();
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wrapper.eq("software_name",softwareName);
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wrapper.last("limit 1");
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ProductSoftware software=mapper.selectOne(wrapper);
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try {
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String userAgent = req.getHeader("User-Agent");
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// 针对IE或者以IE为内核的浏览器：
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if (userAgent.contains("MSIE") || userAgent.contains("Trident")) {
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softwareName = java.net.URLEncoder.encode(softwareName, "UTF-8");
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} else {
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// 非IE浏览器的处理：
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softwareName = new String(softwareName.getBytes("UTF-8"), "ISO-8859-1");
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}
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// 转码防止乱码
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resp.addHeader("Content-Disposition", "attachment;filename="
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+ softwareName);
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resp.setCharacterEncoding("UTF-8");
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OutputStream out = resp.getOutputStream();
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FileInputStream in = new FileInputStream(fileDirName+File.separator+software.getSoftwareUrl());
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int len=0;
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byte[] buffer =new byte[1024];
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//7. 将缓冲区中的数据输出
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while ((len=in.read(buffer))>0){
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out.write(buffer,0,len);
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}
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in.close();
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out.close();
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} catch (FileNotFoundException | UnsupportedEncodingException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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//记录日志
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DocUser docUser= ActionUtil.getUser();
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String operationDetail="具体软件名称为:"+softwareName;
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String opreationMsg="执行了软件下载操作";
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String terminalIp=req.getRemoteAddr();
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logService.recordOperationLog(docUser.getId(),docUser.getName(), UserOperation.TYPE_DOWNLOAD.getType(),new Date(),terminalIp,opreationMsg,operationDetail);
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}
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}
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