最新版本

nidapeng

2024-04-23 6b99d0bc92dca5b8fc98d1e7fd4217ee6bb2e8a6

 server/dmvisit_web/src/main/java/com/doumee/api/web/PublicController.java

@@ -20,12 +20,13 @@
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.multipart.commons.CommonsMultipartResolver;

import javax.imageio.ImageIO;
import javax.imageio.stream.ImageOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.*;
import java.util.*;

/**
@@ -92,7 +93,7 @@
    public static  FtpUtil ftp  = null;

    @ApiOperation(value = "上传文件到FTP")
    @RequestMapping(method= RequestMethod.POST,value="api/uploadFtp.do")
    @RequestMapping(method= RequestMethod.POST,value="api/uploadFtp.do",headers = "content-type=multipart/form-data")
    @ResponseBody
    public void uploadFtp(HttpServletRequest request, HttpServletResponse response, String folderCode) throws Exception {
        System.out.println("上传中");
@@ -111,7 +112,6 @@
            }else{
                ftp.connect();
            }

            CommonsMultipartResolver multipartResovler = new CommonsMultipartResolver();
            if (multipartResovler.isMultipart(request)) {
                MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
@@ -122,6 +122,7 @@
                    String date = DateUtil.getNowShortDate();
                    String fName =  date+"/"+ UUID.randomUUID()+".jpg";
                    String fileName = folder+fName;
//                    boolean r = ftp.uploadInputstream(compressImg(is),fileName);
                    boolean r = ftp.uploadInputstream(is,fileName);
                    if(r){
                        context.put("success", true);
@@ -131,6 +132,7 @@
                        fileJSON.put("halfPath", fName);
                        fileJSON.put("prefixPath", prefixPath);
                        fileJSON.put("folder", folder);
                        fileJSON.put("addr", prefixPath+fileName);
                        context.put("data",fileJSON);
                        context.put("message","请求成功");
                        writerJson(response, context);
@@ -149,6 +151,39 @@
    }


    public InputStream compressImg(InputStream is){
        try {
            long originalFileSize = is.available();
            BufferedImage originalImage = ImageIO.read(is);

            double compressionRatio = Math.sqrt((double)originalFileSize / (200 * 1024.0));

            if(compressionRatio >1){
                int compressedWidth = (int) (originalImage.getWidth() / compressionRatio);
                int compressedHeight = (int) (originalImage.getHeight() / compressionRatio);

                BufferedImage compressedImage = new BufferedImage(compressedWidth, compressedHeight, BufferedImage.TYPE_INT_RGB);
                Graphics2D graphics = compressedImage.createGraphics();
                graphics.drawImage(originalImage, 0, 0, compressedWidth, compressedHeight, null);
                ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
                ImageOutputStream imOut = ImageIO.createImageOutputStream(byteArrayOutputStream);
                ImageIO.write(compressedImage, "jpg", imOut);
                InputStream inputStream = new ByteArrayInputStream(byteArrayOutputStream.toByteArray());
                graphics.dispose();
                return inputStream;
            }else{
                ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
                ImageOutputStream imOut = ImageIO.createImageOutputStream(byteArrayOutputStream);
                ImageIO.write(originalImage, "jpg", imOut);
                InputStream inputStream = new ByteArrayInputStream(byteArrayOutputStream.toByteArray());
                return inputStream;
            }
        }catch (Exception e){
            e.printStackTrace();
        }
        return is;
    }


    public void upload(HttpServletRequest request, HttpServletResponse response, String folder, String bucketName,
        String access_id, String access_key, String resourcePath, String endpoint) throws Exception {