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cms/src/main/java/com/fjy/spring/controller/DeleteController.java

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package com.fjy.spring.controller;
import com.fjy.spring.domain.TbFile;
import com.fjy.spring.domain.TbLog;
import com.fjy.spring.domain.TbUser;
import com.fjy.spring.enums.ResultEnum;
import com.fjy.spring.exception.UserException;
import com.fjy.spring.service.FileService;
import com.fjy.spring.service.LogService;
import com.fjy.spring.untils.GetIPAddrUtil;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import java.io.File;
import java.text.SimpleDateFormat;
import java.util.Date;
import static com.fjy.spring.constant.GlobalConstant.USER_SESSION_KEY;
@Controller
@Slf4j
public class DeleteController {
/**
* 文件相关数据库操作
*/
@Autowired
private FileService fileService;
@Autowired
private LogService logService;
@Resource
HttpServletRequest request;
@GetMapping("/home/findfile")
@ResponseBody
public String findFilePath(@RequestParam(value = "fileid") Integer fileid){
TbFile tbFile = new TbFile();
tbFile.setColfileid(fileid);
TbFile resfile = fileService.findFileById(tbFile);
return resfile.getColfilepath();
}
/**
* 删除文件,可以是文件或文件夹
*/
@RequestMapping("/home/filedelete")
@ResponseBody
public boolean delete(@RequestParam(value = "fileid") Integer fileid)throws Exception {
TbFile tbFile = new TbFile();
tbFile.setColfileid(fileid);
TbFile resfile = fileService.findFileById(tbFile);
File filepath = new File(resfile.getColfilepath());
if (!filepath.exists()) {
log.error("删除文件失败:" + resfile.getColfilename() + "不存在!");
return false;
} else {
if (filepath.isFile()){
return deleteFile(resfile.getColfilepath(),resfile.getColfileid());
}
else{
return deleteDirectory(resfile.getColfilepath());
}
}
}
/**
* 删除单个文件
*/
public boolean deleteFile(String fileName,Integer fileid) {
File file = new File(fileName);
TbFile tbFile = new TbFile();
tbFile.setColfileid(fileid);
// 如果文件路径所对应的文件存在,并且是一个文件,则直接删除
if (file.exists() && file.isFile()) {
if (file.delete()) {
fileService.deleteFileById(tbFile);
log.info("删除单个文件" + fileName + "成功!");
TbUser user =(TbUser)request.getSession().getAttribute(USER_SESSION_KEY);
//写入日志信息
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
String dateNowStr = sdf.format(date);
TbLog log = new TbLog();
log.setUserid(user.getColuserid());
log.setColtime(dateNowStr);
log.setColheader("删除单个文件" + fileName + "成功!");
log.setRequestURL(request.getRequestURL().toString());
//解决nginx代理后IP地址获取问题
log.setColip(GetIPAddrUtil.getIpAddr(request));
logService.addLogRec(log);
return true;
} else {
log.info("删除单个文件" + fileName + "失败!");
return false;
}
} else {
log.info("删除单个文件失败:" + fileName + "不存在!");
return false;
}
}
/**
* 删除目录及目录下的文件
*功能暂时不开放
* @param path
* 要删除的目录的文件路径
* @return 目录删除成功返回true否则返回false
*/
public boolean deleteDirectory(String path) {
/*// 如果dir不以文件分隔符结尾自动添加文件分隔符
if (!dir.endsWith(File.separator))
dir = dir + File.separator;
File dirFile = new File(dir);
// 如果dir对应的文件不存在或者不是一个目录则退出
if ((!dirFile.exists()) || (!dirFile.isDirectory())) {
System.out.println("删除目录失败:" + dir + "不存在!");
return false;
}
boolean flag = true;
// 删除文件夹中的所有文件包括子目录
File[] files = dirFile.listFiles();
for (int i = 0; i < files.length; i++) {
// 删除子文件
if (files[i].isFile()) {
TbFile tbFile = new TbFile();
tbFile.setColfilename(files[i].getName());
fileService.deleteFileById(tbFile);
flag = deleteFile(files[i].getAbsolutePath());
if (!flag)
break;
}
// 删除子目录
else if (files[i].isDirectory()) {
flag = deleteDirectory(files[i]
.getAbsolutePath());
if (!flag)
break;
}
}
if (!flag) {
System.out.println("删除目录失败!");
return false;
}
// 删除当前目录
if (dirFile.delete()) {
System.out.println("删除目录" + dir + "成功!");
return true;
} else {
return false;
}*/
/*File dir=new File(path);
if(dir.exists()){
File[] tmp=dir.listFiles();
for(int i=0;i<tmp.length;i++){
if(tmp[i].isDirectory()){
deleteDirectory(path+"/"+tmp[i].getName());
}
else{
tmp[i].delete();
}
}
dir.delete();
}*/
return true;
}
}