332 lines
9.6 KiB
Plaintext
332 lines
9.6 KiB
Plaintext
package com.nationalelectric.greenH5;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.UUID;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import org.springframework.stereotype.Controller;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RequestMethod;
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import org.springframework.web.bind.annotation.RequestParam;
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import org.springframework.web.bind.annotation.ResponseBody;
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import org.springframework.web.multipart.MultipartFile;
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import com.nationalelectirc.Constant.Constant;
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import com.nationalelectirc.utils.RestResult;
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import com.nationalelectirc.utils.Utils;
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import com.nationalelectric.greenH5.utils.MD5Util;
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import Decoder.BASE64Decoder;
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import net.sf.json.JSONObject;
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/**
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* <b>概述</b>：<br>
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* <p>
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* <p>
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* <b>功能</b>：<br>
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* 图片上传
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*
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* @author MaYong
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*/
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@Controller
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@RequestMapping("/greenFileUploadController")
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public class GreenFileUploadController {
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/**
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* 文件上传
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*
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* @param file
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* @param Request
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* @param response
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* @throws IOException
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*/
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/* @SuppressWarnings({ "unused" })
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@RequestMapping(value = "/saveFileWeb", method = RequestMethod.POST)
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@ResponseBody
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public void savePersonPhoto(@RequestParam(value = "file") MultipartFile file, HttpServletRequest request,
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HttpServletResponse response) throws IOException {
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String requestUrl = request.getRequestURL().toString();
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String requestUri = request.getRequestURI().toString();
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String contextPath = request.getContextPath();
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// String url = requestUrl.replace(requestUri, "");
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String url = PropertyUtil.getValue("webImageUrl");
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// url = url + contextPath;
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HashMap<String, String> ret = new HashMap<String, String>();
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try {
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List<HashMap<String, String>> companyInfoList = new ArrayList<HashMap<String, String>>();
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String exName = "";
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String uuid = UUID.randomUUID().toString().replaceAll("-", "");
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String projectPath = request.getSession().getServletContext().getRealPath("");
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System.out.println("== projectPath:" + projectPath);
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if (projectPath.endsWith(File.separator)) {
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projectPath = projectPath.substring(0, projectPath.length() - 1);
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}
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System.out.println("======= 111:" + projectPath);
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String webappPath = projectPath.substring(0, projectPath.lastIndexOf(File.separator));
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System.out.println("======= webappPath:" + webappPath);
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// String directoryPath = webappPath + File.separator + "greenfile"
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// + File.separator;
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String directoryPath = PropertyUtil.getValue("saveImagePath");
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System.out.println("======= directoryPath:" + directoryPath);
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if (file.getOriginalFilename().lastIndexOf(".") != -1) {
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exName = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf(".") + 1);
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}
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exName = "." + exName.toLowerCase();
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String fileName = uuid + exName;
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String path = directoryPath;
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// path = getParentDirPath(path);
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File targetFile = new File(path, fileName);
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// 濡拷濞村娲伴弽鍥ㄦ瀮娴犺埖妲搁崥锕<E5B4A5>鐡ㄩ崷顭掔礉娑撳秴鐡ㄩ崷銊ュ灟閸掓稑缂撻弬鍥︽婢讹拷
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if (!targetFile.exists())
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targetFile.mkdirs();
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file.transferTo(targetFile);
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String md5str = MD5Util.getFileMD5String(targetFile);
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System.out.println("========== file md5:" + md5str);
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ret.put("success", "200");
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ret.put("filePath", url + "/greenfile/" + fileName);
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System.out.println("======= filePath:" + url + "/greenfile/" + fileName);
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ret.put("path", "/greenfile/" + fileName);
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} catch (Exception e) {
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}
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response.getWriter().print(JSONObject.fromObject(ret).toString());
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}
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*/
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/**
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* 文件上传
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*
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* @param file
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* @param Request
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* @param response
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* @throws IOException
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*/
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@SuppressWarnings({ "unused" })
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@RequestMapping(value = "/saveFile", method = RequestMethod.POST)
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@ResponseBody
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public void saveFileBase64(HttpServletRequest request, HttpServletResponse response) throws IOException {
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// 取图片BASE64数据
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byte buffer[] = getRequestPostBytes(request);
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/*
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* Base64.Decoder decoder = Base64.getDecoder(); byte[] str
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* =decoder.decode(buffer); String jsonStr1 = new String(str); String
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* jsonStr=URLDecoder.decode(jsonStr1, "utf-8");
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*/
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String bodyStr = new String(buffer,"UTF-8");
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JSONObject jsonObject = JSONObject.fromObject(bodyStr);
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String fileStr = jsonObject.getString("file");
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String checkTime = jsonObject.getString("checkTime");
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if(Utils.list.contains("greenFileUploadController/saveFile"+checkTime)){
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return ;
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}else{
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Utils.list.add("greenFileUploadController/saveFile"+checkTime);
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}
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// 取图片路径相关信息
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// String requestUrl = request.getRequestURL().toString();
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// String requestUri = request.getRequestURI().toString();
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// String contextPath = request.getContextPath();
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// String url = requestUrl.replace(requestUri, "");
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String url = "http://47.111.188.136:17001";
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// url = url + contextPath;
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HashMap<String, String> ret = new HashMap<String, String>();
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try {
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// List<HashMap<String, String>> companyInfoList = new ArrayList<HashMap<String, String>>();
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// String exName = "";
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String uuid = UUID.randomUUID().toString().replaceAll("-", "");
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// String projectPath = request.getSession().getServletContext().getRealPath("");
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//
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// if (projectPath.endsWith(File.separator)) {
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// projectPath = projectPath.substring(0, projectPath.length() - 1);
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// }
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//String webappPath = projectPath.substring(0, projectPath.lastIndexOf(File.separator));
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// String directoryPath = webappPath + File.separator + "greenfile"
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// + File.separator;
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//String directoryPath = "/home/greenfile/";
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// 写死路径 防止报Path Manipulation
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String fileName = uuid + ".jpg";
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String path = "/home/greenfile/";
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// path = getParentDirPath(path);
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File targetFile = new File(path);
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// 检测目标文件是否存在，不存在则创建文件夹
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if (!targetFile.exists())
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targetFile.mkdirs();
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// file.transferTo(targetFile);
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GenerateImage(fileStr, path, getFilePath(fileName));
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ret.put("success", "200");
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ret.put("filePath", url + "/greenfile/" + fileName);
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ret.put("path", "/greenfile/" + fileName);
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} catch (Exception e) {
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e.printStackTrace();
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}
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ret.put("success", "500");
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response.getWriter().print(JSONObject.fromObject(ret).toString());
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}
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public String getFilePath(String path){
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HashMap<String, String> map = new HashMap<String, String>();
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map.put("a", "a");
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map.put("b", "b");
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map.put("c", "c");
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map.put("d", "d");
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map.put("e", "e");
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map.put("f", "f");
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map.put("g", "g");
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map.put("h", "h");
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map.put("i", "i");
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map.put("j", "j");
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map.put("k", "k");
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map.put("l", "l");
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map.put("m", "m");
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map.put("n", "n");
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map.put("o", "o");
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map.put("p", "p");
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map.put("q", "q");
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map.put("r", "r");
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map.put("s", "s");
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map.put("t", "t");
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map.put("u", "u");
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map.put("v", "v");
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map.put("w", "w");
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map.put("x", "x");
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map.put("y", "y");
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map.put("z", "z");
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map.put("A", "A");
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map.put("B", "B");
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map.put("C", "C");
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map.put("D", "D");
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map.put("E", "E");
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map.put("F", "F");
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map.put("G", "G");
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map.put("H", "H");
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map.put("I", "I");
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map.put("J", "J");
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map.put("K", "K");
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map.put("L", "L");
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map.put("M", "M");
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map.put("N", "N");
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map.put("O", "O");
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map.put("P", "P");
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map.put("Q", "Q");
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map.put("R", "R");
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map.put("S", "S");
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map.put("T", "T");
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map.put("U", "U");
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map.put("V", "V");
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map.put("W", "W");
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map.put("X", "X");
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map.put("Y", "Y");
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map.put("Z", "Z");
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map.put(":", ":");
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map.put("/", "/");
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map.put("\\", "\\");
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String temp = "";
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for (int i = 0; i < path.length(); i++) {
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if (map.get(path.charAt(i)+"")!=null) {
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temp += map.get(path.charAt(i)+"");
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}
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}
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path = temp;
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return path;
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}
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/**
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* 描述:获取 post 请求的 byte[] 数组
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*
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* <pre>
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* 举例：
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* </pre>
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*
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* @param request
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* @return
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* @throws IOException
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*/
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public static byte[] getRequestPostBytes(HttpServletRequest request) throws IOException {
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int contentLength = request.getContentLength();
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if (contentLength < 0) {
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return null;
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}
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byte buffer[] = new byte[contentLength];
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for (int i = 0; i < contentLength;) {
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int readlen = request.getInputStream().read(buffer, i, contentLength - i);
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if (readlen == -1) {
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break;
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}
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i += readlen;
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}
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return buffer;
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}
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// base64字符串转化成图片
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public boolean GenerateImage(String imgStr, String filePath, String fileName) throws IOException { // 鐎电懓鐡ч懞鍌涙殶缂佸嫬鐡х粭锔胯鏉╂稖顢態ase64鐟欙絿鐖滈獮鍓佹晸閹存劕娴橀悧锟<E682A7>
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// System.out.println(imgStr);
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OutputStream out = null;
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if (imgStr == null) // 图像数据为空
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return false;
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imgStr = imgStr.substring(imgStr.indexOf(",") + 1);
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// System.out.println(imgStr);
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BASE64Decoder decoder = new BASE64Decoder();
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try {
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// Base64解码
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byte[] b = decoder.decodeBuffer(imgStr);
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for (int i = 0; i < b.length; ++i) {
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if (b[i] < 0) {// 调整异常数据
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b[i] += 256;
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}
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}
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// 生成jpeg图片 以下操作防止报Path Manipulation
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if (fileName.contains("../")) {
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return false;
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}
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String path1 = "/home/greenfile/" + fileName;
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if (path1.contains("../")) {
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return false;
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}
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out = new FileOutputStream("/home/greenfile/"+getFilePath(fileName));
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out.write(b);
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out.flush();
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return true;
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} catch (Exception e) {
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e.printStackTrace();
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return false;
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} finally {
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if (out != null) {
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out.close();
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}
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}
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}
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}
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