From ff5e4f9e16dd4fd6159eedb4883ad94633d7a65a Mon Sep 17 00:00:00 2001 From: KKSU <15274802129@163.com> Date: Tue, 05 Mar 2024 15:34:54 +0800 Subject: [PATCH] 抽奖 --- src/main/java/cc/mrbird/febs/mall/controller/AdminMallGoodsController.java | 74 +++++++++++++++++++++++++++++++++++- 1 files changed, 71 insertions(+), 3 deletions(-) diff --git a/src/main/java/cc/mrbird/febs/mall/controller/AdminMallGoodsController.java b/src/main/java/cc/mrbird/febs/mall/controller/AdminMallGoodsController.java index 9910b02..5344f26 100644 --- a/src/main/java/cc/mrbird/febs/mall/controller/AdminMallGoodsController.java +++ b/src/main/java/cc/mrbird/febs/mall/controller/AdminMallGoodsController.java @@ -15,11 +15,14 @@ import cc.mrbird.febs.mall.vo.AdminMallGoodsCategoryTreeVo; import cc.mrbird.febs.mall.vo.AdminMallGoodsTreeVo; import cn.hutool.core.collection.CollUtil; +import cn.hutool.core.lang.UUID; import cn.hutool.core.util.IdUtil; import cn.hutool.core.util.StrUtil; import lombok.RequiredArgsConstructor; import lombok.extern.slf4j.Slf4j; import net.coobird.thumbnailator.Thumbnails; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.util.FileCopyUtils; import org.springframework.validation.annotation.Validated; import org.springframework.web.bind.annotation.*; import org.springframework.web.multipart.MultipartFile; @@ -29,8 +32,7 @@ import javax.validation.Valid; import javax.validation.constraints.NotNull; import java.awt.image.BufferedImage; -import java.io.ByteArrayOutputStream; -import java.io.IOException; +import java.io.*; import java.util.ArrayList; import java.util.HashMap; import java.util.List; @@ -46,10 +48,76 @@ private final IAdminMallGoodsService adminMallGoodsService; /** + * 通用上传请求 + */ + + @Value("${static.resource.url}") + private String resourceUrl; + + @Value("${static.resource.path}") + private String resourcePath; + + @PostMapping("/uploadFileBase64") + @ControllerEndpoint(operation = "图片上传", exceptionMessage = "上传失败") + public Map<String,Object> upload(MultipartFile file) throws IOException { + if (file == null) { + return new FebsResponse().message("上传文件为空"); + } + // 文件保存目录路径 + String savePath = resourcePath; + // 文件保存目录URL + String saveUrl = resourceUrl; + // 检查目录 + File uploadDir = new File(savePath); + if (!uploadDir.isDirectory()) { + uploadDir.mkdir(); + } + + // 获得文件的后缀 + String fileName = file.getOriginalFilename(); + String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1); + String newFileName = UUID.randomUUID().toString() + "." + fileExt; + if (isImage(file.getInputStream())) { + Thumbnails.of(file.getInputStream()) + // 图片大小(长宽)压缩比例 从0-1,1表示原图 + .scale(1f) + // 图片质量压缩比例 从0-1,越接近1质量越好 + .outputQuality(0.9f) + .toOutputStream(new FileOutputStream(savePath + newFileName)); + } else { + File uploadedFile = new File(savePath, newFileName); + try { + //存文件 + FileCopyUtils.copy(file.getBytes(), uploadedFile); + } catch (IOException e) { + e.printStackTrace(); + } + } + String visitPath = (saveUrl + newFileName); + Map<String,Object> map = new HashMap<String,Object>(); + Map<String,Object> map2 = new HashMap<String,Object>(); + map.put("code",0);//0表示成功,1失败 + map.put("msg","上传成功");//提示消息 + map.put("data",map2); + map2.put("src",visitPath);//图片url + map2.put("title",fileName);//图片名称,这个会显示在输入框里 + return map; + } + + private boolean isImage(InputStream inputStream) { + BufferedImage read = null; + try { + read = ImageIO.read(inputStream); + } catch (IOException e) { + return false; + } + return read != null; + } + /** * 图片上传 * @return */ - @PostMapping(value = "/uploadFileBase64") + @PostMapping(value = "/uploadFileBase64oss") @ControllerEndpoint(operation = "图片上传", exceptionMessage = "上传失败") public Map<String,Object> uploadFileBase64(@RequestBody @Validated MultipartFile file) { if (file.isEmpty()) { -- Gitblit v1.9.1