Source/BladeX-Tool/blade-starter-oss/src/main/java/org/springblade/core/oss/HuaweiObsTemplate.java

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package org.springblade.core.oss;

import com.obs.services.ObsClient;
import com.obs.services.model.ObjectMetadata;
import com.obs.services.model.PutObjectResult;
import lombok.AllArgsConstructor;
import lombok.SneakyThrows;
import org.springblade.core.oss.model.BladeFile;
import org.springblade.core.oss.model.OssFile;
import org.springblade.core.oss.props.OssProperties;
import org.springblade.core.oss.rule.OssRule;
import org.springblade.core.tool.utils.StringPool;
import org.springframework.util.StringUtils;
import org.springframework.web.multipart.MultipartFile;

import java.io.InputStream;
import java.util.List;

/**
 * @author Tonny
 */
@AllArgsConstructor
public class HuaweiObsTemplate implements OssTemplate {

   private final ObsClient obsClient;
   private final OssProperties ossProperties;
   private final OssRule ossRule;

   @Override
   public void makeBucket(String bucketName) {
      if (!bucketExists(bucketName)) {
         obsClient.createBucket(getBucketName(bucketName));
      }
   }

   @Override
   public void removeBucket(String bucketName) {
      obsClient.deleteBucket(getBucketName(bucketName));
   }

   @Override
   public boolean bucketExists(String bucketName) {
      return obsClient.headBucket(getBucketName(bucketName));
   }

   @Override
   public void copyFile(String bucketName, String fileName, String destBucketName) {
      obsClient.copyObject(getBucketName(bucketName), fileName, getBucketName(destBucketName), fileName);
   }

   @Override
   public void copyFile(String bucketName, String fileName, String destBucketName, String destFileName) {
      obsClient.copyObject(getBucketName(bucketName), fileName, getBucketName(destBucketName), destFileName);
   }

   @Override
   public OssFile statFile(String fileName) {
      return statFile(ossProperties.getBucketName(), fileName);
   }

   @Override
   public OssFile statFile(String bucketName, String fileName) {
      ObjectMetadata stat = obsClient.getObjectMetadata(getBucketName(bucketName), fileName);
      OssFile ossFile = new OssFile();
      ossFile.setName(fileName);
      ossFile.setLink(fileLink(ossFile.getName()));
      ossFile.setHash(stat.getContentMd5());
      ossFile.setLength(stat.getContentLength());
      ossFile.setPutTime(stat.getLastModified());
      ossFile.setContentType(stat.getContentType());
      return ossFile;
   }

   @Override
   public String filePath(String fileName) {
      return getOssHost(getBucketName()).concat(StringPool.SLASH).concat(fileName);
   }

   @Override
   public String filePath(String bucketName, String fileName) {
      return getOssHost(getBucketName(bucketName)).concat(StringPool.SLASH).concat(fileName);
   }

   @Override
   public String fileLink(String fileName) {
      return getOssHost().concat(StringPool.SLASH).concat(fileName);
   }

   @Override
   public String fileLink(String bucketName, String fileName) {
      return getOssHost(getBucketName(bucketName)).concat(StringPool.SLASH).concat(fileName);
   }

   @Override
   public BladeFile putFile(MultipartFile file) {
      return putFile(ossProperties.getBucketName(), file.getOriginalFilename(), file);
   }

   @Override
   public BladeFile putFile(String fileName, MultipartFile file) {
      return putFile(ossProperties.getBucketName(), fileName, file);
   }

   @Override
   @SneakyThrows
   public BladeFile putFile(String bucketName, String fileName, MultipartFile file) {
      return putFile(bucketName, fileName, file.getInputStream());
   }

   @Override
   public BladeFile putFile(String fileName, InputStream stream) {
      return putFile(ossProperties.getBucketName(), fileName, stream);
   }

   @Override
   public BladeFile putFile(String bucketName, String fileName, InputStream stream) {
      return put(bucketName, stream, fileName, false);
   }

   @Override
   public void removeFile(String fileName) {
      obsClient.deleteObject(getBucketName(), fileName);
   }

   @Override
   public void removeFile(String bucketName, String fileName) {
      obsClient.deleteObject(getBucketName(bucketName), fileName);
   }

   @Override
   public void removeFiles(List<String> fileNames) {
      fileNames.forEach(this::removeFile);
   }

   @Override
   public void removeFiles(String bucketName, List<String> fileNames) {
      fileNames.forEach(fileName -> removeFile(getBucketName(bucketName), fileName));
   }

   /**
    * ä¸Šä¼ æ–‡ä»¶æµ
    *
    * @param bucketName
    * @param stream
    * @param key
    * @param cover
    * @return
    */
   @SneakyThrows
   public BladeFile put(String bucketName, InputStream stream, String key, boolean cover) {
      makeBucket(bucketName);

      String originalName = key;

      key = getFileName(key);

      // è¦†ç›–上传
      if (cover) {
         obsClient.putObject(getBucketName(bucketName), key, stream);
      } else {
         PutObjectResult response = obsClient.putObject(getBucketName(bucketName), key, stream);
         int retry = 0;
         int retryCount = 5;
         while (StringUtils.isEmpty(response.getEtag()) && retry < retryCount) {
            response = obsClient.putObject(getBucketName(bucketName), key, stream);
            retry++;
         }
      }

      BladeFile file = new BladeFile();
      file.setOriginalName(originalName);
      file.setName(key);
      file.setLink(fileLink(bucketName, key));
      return file;
   }

   /**
    * æ ¹æ®è§„则生成文件名称规则
    *
    * @param originalFilename åŽŸå§‹æ–‡ä»¶å
    * @return string
    */
   private String getFileName(String originalFilename) {
      return ossRule.fileName(originalFilename);
   }

   /**
    * æ ¹æ®è§„则生成存储桶名称规则  å•ç§Ÿæˆ·
    *
    * @return String
    */
   private String getBucketName() {
      return getBucketName(ossProperties.getBucketName());
   }

   /**
    * æ ¹æ®è§„则生成存储桶名称规则 å¤šç§Ÿæˆ·
    *
    * @param bucketName å­˜å‚¨æ¡¶åç§°
    * @return String
    */
   private String getBucketName(String bucketName) {
      return ossRule.bucketName(bucketName);
   }

   /**
    * èŽ·å–域名
    *
    * @param bucketName å­˜å‚¨æ¡¶åç§°
    * @return String
    */
   public String getOssHost(String bucketName) {
      String prefix = ossProperties.getEndpoint().contains("https://") ? "https://" : "http://";
      return prefix + getBucketName(bucketName) + StringPool.DOT + ossProperties.getEndpoint().replaceFirst(prefix, StringPool.EMPTY);
   }

   /**
    * èŽ·å–域名
    *
    * @return String
    */
   public String getOssHost() {
      return getOssHost(ossProperties.getBucketName());
   }
}