CommonController.java
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package com.lhcredit.framework.web.controller;
import cn.hutool.core.io.resource.FileObjectResource;
import cn.hutool.core.io.resource.FileResource;
import cn.hutool.core.io.resource.InputStreamResource;
import cn.hutool.core.io.resource.MultiFileResource;
import cn.hutool.http.HttpRequest;
import cn.hutool.http.HttpUtil;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.lhcredit.common.utils.OssUtils;
import com.lhcredit.common.utils.StringUtils;
import com.lhcredit.common.utils.file.FileUtils;
import com.lhcredit.common.utils.oss.OssService;
import com.lhcredit.common.utils.oss.OssUploadController;
import com.lhcredit.framework.config.CommonConfig;
import com.lhcredit.framework.config.ServerConfig;
import com.lhcredit.framework.web.domain.AjaxResult;
import com.lhcredit.framework.web.service.FastDFSClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.FileInputStream;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* 通用请求处理
*
* @author ruoyi
*/
@Controller
@RequestMapping(value = {"web/common","/"})
public class CommonController
{
private static final Logger log = LoggerFactory.getLogger(CommonController.class);
@Autowired
private ServerConfig serverConfig;
@Autowired
private FastDFSClient fastDFSClient;
private static final String FILE_DELIMETER = ",";
public static List<String> media=Arrays.asList("jpg","png","pdf","doc","txt","docx","xlsx","xls","ppt");
/**
* 通用下载请求
*
* @param fileName 文件名称
* @param delete 是否删除
*/
@GetMapping("common/download")
public void fileDownload(String fileName, Boolean delete, HttpServletResponse response, HttpServletRequest request) {
try {
if (!FileUtils.isValidFilename(fileName)) {
throw new Exception(StringUtils.format("文件名称({})非法，不允许下载。 ", fileName));
}
String realFileName = System.currentTimeMillis() + fileName.substring(fileName.indexOf("_") + 1);
String filePath = CommonConfig.getDownloadPath() + fileName;
response.setCharacterEncoding("utf-8");
response.setContentType("multipart/form-data");
response.setHeader("Content-Disposition",
"attachment;fileName=" + FileUtils.setFileDownloadHeader(request, realFileName));
FileUtils.writeBytes(filePath, response.getOutputStream());
if (delete) {
FileUtils.deleteFile(filePath);
}
} catch (Exception e) {
log.error("下载文件失败", e);
}
}
/**
* 通用上传请求（单个）
*/
@PostMapping("/upload")
@ResponseBody
public Object uploadFile(MultipartFile file) throws Exception
{
// Object object = OssUtils.standardAnnax(file);
String filename = file.getOriginalFilename();
String ex = OssService.getExtensionName(filename);
String s = fastDFSClient.uploadFile(file);
Map map=new HashMap<>();
map.put("url",s);
map.put("fileName",filename);
map.put("originalFilename",file.getOriginalFilename());
map.put("ex",ex);
return AjaxResult.success(map);
}
/**
* 通用上传请求（单个）
*/
@PostMapping("/uploadForBReport")
@ResponseBody
public Object uploadForBReport(@RequestParam("file_data") MultipartFile file) throws Exception
{
// Object object = OssUtils.standardAnnax(file);
String filename = file.getOriginalFilename();
String fileType = OssService.getExtensionName(filename);
String url = fastDFSClient.uploadFile(file);
String fileName = filename.substring(0, filename.lastIndexOf("."));
//设置 对应的文件信息
JSONArray fileArr = new JSONArray();
JSONObject obj = new JSONObject();
obj.put("fileName",fileName);
obj.put("fileExtension",fileType);
obj.put("originalFilename",file.getOriginalFilename());
//此处 value 填写上面文件上传 返回的url
obj.put("fileAttachments",url);
fileArr.add(obj);
return AjaxResult.success(fileArr);
}
/**
* 通用上传请求（单个）
*/
@PostMapping("/upload2")
@ResponseBody
public Object uploadFile2(MultipartFile file) throws Exception
{
Object object = OssUtils.standardAnnax2(file);
return object;
}
/**
* 通用上传请求（单个）
*/
@PostMapping("/upload3")
@ResponseBody
public Object uploadFile3(MultipartFile file) throws Exception
{
Object object = new OssUploadController().standardAnnax(file, false, false);
return object;
}
/**
* 通用上传请求（单个）
*/
@PostMapping("/test")
@ResponseBody
public Object test(String path) throws Exception
{
Object object = OssUtils.standardAnnax(new File(path));
return object;
}
//获取文件拓展名
public static String getExtensionName(String filename) {
if ((filename != null) && (filename.length() > 0)) {
int dot = filename.lastIndexOf('.');
if ((dot >-1) && (dot < (filename.length() - 1))) {
return filename.substring(dot + 1);
}else{
return null;
}
}
return filename;
}
//获取去除拓展名的文件名
public static String getFileNameNoEx(String filename) {
if ((filename != null) && (filename.length() > 0)) {
int dot = filename.lastIndexOf('.');
if ((dot >-1) && (dot < (filename.length()))) {
return filename.substring(0, dot);
}
}
return filename;
}
}