package com.ruoyi.common.utils;
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import com.aliyun.oss.OSSClient;
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import com.aliyun.oss.model.ObjectMetadata;
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import com.aliyun.oss.model.PutObjectResult;
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import org.springframework.web.multipart.MultipartFile;
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import javax.servlet.http.HttpServletRequest;
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import java.io.*;
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import java.util.Objects;
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import java.util.UUID;
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public class OssUploadUtil {
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public static String oss_domain = "https://yizhengcheng.oss-cn-chengdu.aliyuncs.com/";
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public static String accessKeyId = "LTAI5tHYSpwifc3rqLYJoETo";
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public static String accessKeySecret = "xrDyQ89h8P0alWW7rrLIW2D2rt7Eig";
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public static String bucketName="yizhengcheng";
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public static String endpoint = "oss-cn-chengdu.aliyuncs.com";
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public static OSSClient ossClient = new OSSClient(endpoint, accessKeyId,accessKeySecret);
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public static String ossUpload(HttpServletRequest request, MultipartFile file) throws IOException {
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//CommonsMultipartFile file = (CommonsMultipartFile)multipartFile;
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String fileName = "";
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if (file != null && !"".equals(file.getOriginalFilename()) && file.getOriginalFilename() != null) {
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InputStream content = file.getInputStream();//获得指定文件的输入流
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ObjectMetadata meta = new ObjectMetadata();// 创建上传Object的Metadata
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meta.setContentLength(file.getSize()); // 必须设置ContentLength
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String originalFilename = file.getOriginalFilename();
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fileName = UUID.randomUUID().toString().replaceAll("-", "") + originalFilename.subSequence(originalFilename.lastIndexOf("."), originalFilename.length());
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ossClient.putObject(bucketName, "img/" + fileName, content, meta);// 上传Object.
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if (fileName != null && !"".equals(fileName)) {
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fileName = oss_domain + "img/" + fileName;
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}
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}
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return fileName;
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}
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public static String obsUploadPdf(String fileType, ByteArrayOutputStream file) throws IOException {
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String fileName = UUID.randomUUID() + ".pdf";
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//获得指定文件的输入流
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InputStream content = new ByteArrayInputStream(file.toByteArray());
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ObjectMetadata meta = new ObjectMetadata();// 创建上传Object的Metadata
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meta.setContentLength(Long.valueOf(file.size())); // 必须设置ContentLength
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ossClient.putObject(bucketName, fileType + fileName, content, meta);// 上传Object.
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if (fileName != null && !"".equals(fileName)) {
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System.out.println(fileName);
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fileName = oss_domain + fileType + fileName;
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}
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return fileName;
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}
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//上传图片
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public static String uploadByteOSS(byte[] b) {
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// byte[] content = "Hello OSS".getBytes();
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// 以输入流的形式上传文件
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String folder = "";
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// 文件名
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String timefile = UUID.randomUUID().toString().replaceAll("-","");// 文件名
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String fileName = ".jpg";// 后缀扩展名
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fileName = timefile + fileName;
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Long fileSize = (long) b.length;
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// String timefile = FORMATS;
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//// String fileName = file.getName();
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// file = timefile + file.substring(file.lastIndexOf("."));
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// 创建上传Object的Metadata
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ObjectMetadata metadata = new ObjectMetadata();
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metadata.setContentLength(fileSize);
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// 指定该Object被下载时的网页的缓存行为
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metadata.setCacheControl("no-cache");
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// 指定该Object下设置Header
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metadata.setHeader("Pragma", "no-cache");
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// 指定该Object被下载时的内容编码格式
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metadata.setContentEncoding("utf-8");
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// 文件的MIME，定义文件的类型及网页编码，决定浏览器将以什么形式、什么编码读取文件。如果用户没有指定则根据Key或文件名的扩展名生成，
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// 如果没有扩展名则填默认值application/octet-stream
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metadata.setContentType(getContentType(fileName));
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// 指定该Object被下载时的名称（指示MINME用户代理如何显示附加的文件，打开或下载，及文件名称）
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metadata.setContentDisposition("filename/filesize=" + fileName + "/" + fileSize + "Byte.");
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PutObjectResult putResult = ossClient.putObject(bucketName, folder + fileName, new ByteArrayInputStream(b),
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metadata);
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//ossClient.shutdown();
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String filepath = folder + fileName;
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return oss_domain+filepath;
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}
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/**
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* 通过文件名判断并获取OSS服务文件上传时文件的contentType
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*
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* @param fileName
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* 文件名
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* @return 文件的contentType
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*/
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public static String getContentType(String fileName) {
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// 文件的后缀名
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String fileExtension = fileName.substring(fileName.lastIndexOf("."));
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if (".bmp".equalsIgnoreCase(fileExtension)) {
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return "image/bmp";
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}
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if (".gif".equalsIgnoreCase(fileExtension)) {
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return "image/gif";
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}
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if (".jpeg".equalsIgnoreCase(fileExtension) || ".jpg".equalsIgnoreCase(fileExtension)
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|| ".png".equalsIgnoreCase(fileExtension)) {
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return "image/jpeg";
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}
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if (".html".equalsIgnoreCase(fileExtension)) {
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return "text/html";
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}
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if (".txt".equalsIgnoreCase(fileExtension)) {
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return "text/plain";
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}
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if (".vsd".equalsIgnoreCase(fileExtension)) {
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return "application/vnd.visio";
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}
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if (".ppt".equalsIgnoreCase(fileExtension) || "pptx".equalsIgnoreCase(fileExtension)) {
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return "application/vnd.ms-powerpoint";
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}
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if (".doc".equalsIgnoreCase(fileExtension) || "docx".equalsIgnoreCase(fileExtension)) {
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return "application/msword";
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}
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if (".xml".equalsIgnoreCase(fileExtension)) {
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return "text/xml";
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}
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if (".mp4".equalsIgnoreCase(fileExtension)) {
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return "video/mp4";
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}
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// 默认返回类型
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return "image/jpeg";
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}
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}
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