From 1e0ed9d181d1c877d635f8f9b2b5a25a6b6f078f Mon Sep 17 00:00:00 2001
From: zhaoxiaohao <913652501@qq.com>
Date: Fri, 10 Jul 2020 15:12:57 +0800
Subject: [PATCH] 修改上传 多上传图片的bug,修改h端获取医生列表的接口

---
 kidgrow-business/kidgrow-filecenter/kidgrow-filecenter-biz/src/main/java/com/kidgrow/filecenter/service/impl/AbstractIFileService.java |  100 +++++++++++++++++++++++++++++++++++++++++++-------
 1 files changed, 86 insertions(+), 14 deletions(-)

diff --git a/kidgrow-business/kidgrow-filecenter/kidgrow-filecenter-biz/src/main/java/com/kidgrow/filecenter/service/impl/AbstractIFileService.java b/kidgrow-business/kidgrow-filecenter/kidgrow-filecenter-biz/src/main/java/com/kidgrow/filecenter/service/impl/AbstractIFileService.java
index 0fbab5b..2783c87 100644
--- a/kidgrow-business/kidgrow-filecenter/kidgrow-filecenter-biz/src/main/java/com/kidgrow/filecenter/service/impl/AbstractIFileService.java
+++ b/kidgrow-business/kidgrow-filecenter/kidgrow-filecenter-biz/src/main/java/com/kidgrow/filecenter/service/impl/AbstractIFileService.java
@@ -1,10 +1,12 @@
 package com.kidgrow.filecenter.service.impl;
 
 import cn.hutool.core.util.IdUtil;
+import com.aliyun.oss.model.ObjectMetadata;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.kidgrow.common.constant.CommonConstant;
 import com.kidgrow.common.model.PageResult;
+import com.kidgrow.common.model.ResultBody;
 import com.kidgrow.common.utils.DateUtil;
 import com.kidgrow.common.utils.MultipartFileUtils;
 import com.kidgrow.common.utils.RandomValueUtils;
@@ -17,13 +19,13 @@
 import net.coobird.thumbnailator.Thumbnails;
 import org.apache.commons.collections4.MapUtils;
 import org.springframework.web.multipart.MultipartFile;
+import sun.misc.BASE64Decoder;
+import sun.misc.BASE64Encoder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.InputStream;
-import java.util.Date;
-import java.util.List;
-import java.util.Map;
+import java.io.*;
+import java.util.*;
 
 /**
  * 石家庄喜高科技有限责任公司 版权所有 © Copyright 2020<br>
@@ -36,6 +38,7 @@
 @Slf4j
 public abstract class AbstractIFileService extends ServiceImpl<FileMapper, FileInfo> implements IFileService {
     private static final String FILE_SPLIT = ".";
+    private static Logger logger = LoggerFactory.getLogger(AbstractIFileService.class);
 
     @Override
     public FileInfo upload(MultipartFile file) throws Exception {
@@ -130,20 +133,25 @@
     @Override
     public FileInfo uploadForThumbnails(MultipartFile file, String imgType) throws Exception {
         FileInfo fileInfo=this.upload(file,imgType);
+        List<String> lassStr= Arrays.asList("png","bmp","dib","gif","jfif","jpe","jpeg","jpg","tif","tiff","ico");
+        String suffix=file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf(".")+1);
+        if(!lassStr.contains(suffix)){
+            return null;
+        }
         if (StringUtils.isNotBlank(fileInfo.getUrl())) {
             //生成缩略图上传
-            File nowFile= MultipartFileUtils.multipartFileToFile(file);
+//            File nowFile= MultipartFileUtils.multipartFileToFile(file);
+//            File nowFile= new File(file.getOriginalFilename());
             //暂存目录  发布后真实存在的磁盘目录
             String result = CommonConstant.TEMP_IMAGE_PATH;
             //文件扩展名
-            String suffix=file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf("."));
-            String newFileName= RandomValueUtils.uuid()+suffix;
+            String newFileName= RandomValueUtils.uuid()+"."+suffix;
             //生成缩略图
-            Thumbnails.of(nowFile).size(CommonConstant.TH_IMG_WIDTH, CommonConstant.TH_IMG_HEIGHT).toFile(result+newFileName);
+            Thumbnails.of(file.getInputStream()).size(CommonConstant.TH_IMG_WIDTH, CommonConstant.TH_IMG_HEIGHT).toFile(result+newFileName);
             File thuFile= new File(result+newFileName);
             if (thuFile.exists()) {
                 //将生成的文件转换为流
-                InputStream inputStream=new FileInputStream(new File(result+newFileName));
+                InputStream inputStream=new FileInputStream(thuFile);
                 String folderByDate = DateUtil.formatDate(new Date());
                 String filefloder=this.FilePath(imgType,folderByDate);
                 FileInfo newfileInfo=new FileInfo();
@@ -157,12 +165,14 @@
                 newfileInfo.setCreateTime(new Date());
                 //文件上传到oss
                 this.fileUpLoadOss(newfileInfo,filefloder+newFileName,inputStream);
+                inputStream.close();
+//                //删除暂存文件
+//                MultipartFileUtils.delteTempFile(thuFile);
+                boolean delete = thuFile.delete();
+
                 // 将文件信息保存到数据库
                 baseMapper.insert(newfileInfo);
                 fileInfo.setPath(newfileInfo.getUrl());
-                //删除暂存文件
-                MultipartFileUtils.delteTempFile(thuFile);
-                inputStream.close();
             }
             return fileInfo;
         }
@@ -171,5 +181,67 @@
             return fileInfo;
         }
     }
+
+    @Override
+    public FileInfo baseUplaod(String file, String imgType) {
+        if(file==null||"".equals(file.trim())){
+            return null;
+        }
+        String name=file.split(",")[0];
+        file = file.split(",")[1];
+        BASE64Decoder decoder = new BASE64Decoder();
+        try {
+            byte[] bytes = decoder.decodeBuffer(file);
+            ObjectMetadata objectMeta = new ObjectMetadata();
+            objectMeta.setContentLength(file.length());
+            //将字节码转换成流
+            InputStream input = new ByteArrayInputStream(bytes);
+            String fileName= UUID.randomUUID().toString().replaceAll("-","");
+            //image/jpeg;base64
+            String newFileName=fileName+"."+name.substring(name.lastIndexOf("/")+1,name.lastIndexOf(";"));
+            FileInfo newfileInfo=new FileInfo();
+            newfileInfo.setName(newFileName);
+            newfileInfo.setId(IdUtil.fastSimpleUUID());
+            newfileInfo.setSize(file.length());
+            newfileInfo.setIsImg(true);
+            newfileInfo.setContentType("image/jpeg");
+            newfileInfo.setSource("aliyun");
+            newfileInfo.setImgType(imgType);
+            newfileInfo.setCreateTime(new Date());
+            this.fileUpLoadOss(newfileInfo,"HospitalLogo/"+newFileName,input);
+            input.close();
+            baseMapper.insert(newfileInfo);
+            return newfileInfo;
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    @Override
+    public ResultBody baseDownLoad(Map<String, Object> map) {
+        List<FileInfo> fileInfos = baseMapper.selectByMap(map);
+        if(fileInfos.size()>0){
+            FileInfo fileInfo = fileInfos.get(0);
+            InputStream in = null;
+            byte[] data = null;
+            //读取图片字节数组
+            try{
+                in = new FileInputStream(fileInfo.getUrl());
+                data = new byte[in.available()];
+                in.read(data);
+                in.close();
+            }catch (IOException e){
+                e.printStackTrace();
+            }
+            //对字节数组Base64编码
+            BASE64Encoder encoder = new BASE64Encoder();
+            //返回Base64编码过的字节数组字符串
+            String encode = encoder.encode(data);
+            return ResultBody.ok().data(encode);
+        }else {
+            return ResultBody.failed("获取数据失败");
+        }
+    }
 }
 

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