package org.springblade.core.oss;
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import com.obs.services.ObsClient;
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import com.obs.services.model.ObjectMetadata;
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import com.obs.services.model.PutObjectResult;
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import lombok.AllArgsConstructor;
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import lombok.SneakyThrows;
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import org.springblade.core.oss.model.BladeFile;
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import org.springblade.core.oss.model.OssFile;
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import org.springblade.core.oss.props.OssProperties;
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import org.springblade.core.oss.rule.OssRule;
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import org.springblade.core.tool.utils.StringPool;
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import org.springframework.util.StringUtils;
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import org.springframework.web.multipart.MultipartFile;
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import java.io.InputStream;
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import java.util.List;
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/**
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* @author Tonny
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*/
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@AllArgsConstructor
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public class HuaweiObsTemplate implements OssTemplate {
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private final ObsClient obsClient;
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private final OssProperties ossProperties;
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private final OssRule ossRule;
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@Override
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public void makeBucket(String bucketName) {
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if (!bucketExists(bucketName)) {
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obsClient.createBucket(getBucketName(bucketName));
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}
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}
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@Override
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public void removeBucket(String bucketName) {
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obsClient.deleteBucket(getBucketName(bucketName));
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}
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@Override
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public boolean bucketExists(String bucketName) {
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return obsClient.headBucket(getBucketName(bucketName));
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}
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@Override
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public void copyFile(String bucketName, String fileName, String destBucketName) {
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obsClient.copyObject(getBucketName(bucketName), fileName, getBucketName(destBucketName), fileName);
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}
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@Override
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public void copyFile(String bucketName, String fileName, String destBucketName, String destFileName) {
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obsClient.copyObject(getBucketName(bucketName), fileName, getBucketName(destBucketName), destFileName);
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}
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@Override
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public OssFile statFile(String fileName) {
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return statFile(ossProperties.getBucketName(), fileName);
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}
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@Override
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public OssFile statFile(String bucketName, String fileName) {
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ObjectMetadata stat = obsClient.getObjectMetadata(getBucketName(bucketName), fileName);
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OssFile ossFile = new OssFile();
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ossFile.setName(fileName);
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ossFile.setLink(fileLink(ossFile.getName()));
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ossFile.setHash(stat.getContentMd5());
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ossFile.setLength(stat.getContentLength());
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ossFile.setPutTime(stat.getLastModified());
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ossFile.setContentType(stat.getContentType());
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return ossFile;
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}
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@Override
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public String filePath(String fileName) {
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return getOssHost(getBucketName()).concat(StringPool.SLASH).concat(fileName);
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}
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@Override
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public String filePath(String bucketName, String fileName) {
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return getOssHost(getBucketName(bucketName)).concat(StringPool.SLASH).concat(fileName);
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}
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@Override
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public String fileLink(String fileName) {
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return getOssHost().concat(StringPool.SLASH).concat(fileName);
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}
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@Override
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public String fileLink(String bucketName, String fileName) {
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return getOssHost(getBucketName(bucketName)).concat(StringPool.SLASH).concat(fileName);
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}
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@Override
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public BladeFile putFile(MultipartFile file) {
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return putFile(ossProperties.getBucketName(), file.getOriginalFilename(), file);
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}
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@Override
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public BladeFile putFile(String fileName, MultipartFile file) {
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return putFile(ossProperties.getBucketName(), fileName, file);
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}
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@Override
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@SneakyThrows
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public BladeFile putFile(String bucketName, String fileName, MultipartFile file) {
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return putFile(bucketName, fileName, file.getInputStream());
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}
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@Override
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public BladeFile putFile(String fileName, InputStream stream) {
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return putFile(ossProperties.getBucketName(), fileName, stream);
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}
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@Override
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public BladeFile putFile(String bucketName, String fileName, InputStream stream) {
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return put(bucketName, stream, fileName, false);
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}
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@Override
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public void removeFile(String fileName) {
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obsClient.deleteObject(getBucketName(), fileName);
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}
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@Override
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public void removeFile(String bucketName, String fileName) {
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obsClient.deleteObject(getBucketName(bucketName), fileName);
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}
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@Override
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public void removeFiles(List<String> fileNames) {
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fileNames.forEach(this::removeFile);
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}
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@Override
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public void removeFiles(String bucketName, List<String> fileNames) {
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fileNames.forEach(fileName -> removeFile(getBucketName(bucketName), fileName));
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}
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/**
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* 上传文件流
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*
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* @param bucketName
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* @param stream
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* @param key
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* @param cover
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* @return
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*/
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@SneakyThrows
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public BladeFile put(String bucketName, InputStream stream, String key, boolean cover) {
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makeBucket(bucketName);
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String originalName = key;
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key = getFileName(key);
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// 覆盖上传
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if (cover) {
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obsClient.putObject(getBucketName(bucketName), key, stream);
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} else {
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PutObjectResult response = obsClient.putObject(getBucketName(bucketName), key, stream);
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int retry = 0;
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int retryCount = 5;
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while (StringUtils.isEmpty(response.getEtag()) && retry < retryCount) {
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response = obsClient.putObject(getBucketName(bucketName), key, stream);
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retry++;
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}
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}
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BladeFile file = new BladeFile();
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file.setOriginalName(originalName);
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file.setName(key);
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file.setLink(fileLink(bucketName, key));
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return file;
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}
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/**
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* 根据规则生成文件名称规则
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*
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* @param originalFilename 原始文件名
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* @return string
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*/
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private String getFileName(String originalFilename) {
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return ossRule.fileName(originalFilename);
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}
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/**
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* 根据规则生成存储桶名称规则 单租户
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*
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* @return String
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*/
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private String getBucketName() {
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return getBucketName(ossProperties.getBucketName());
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}
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/**
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* 根据规则生成存储桶名称规则 多租户
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*
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* @param bucketName 存储桶名称
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* @return String
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*/
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private String getBucketName(String bucketName) {
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return ossRule.bucketName(bucketName);
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}
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/**
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* 获取域名
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*
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* @param bucketName 存储桶名称
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* @return String
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*/
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public String getOssHost(String bucketName) {
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String prefix = ossProperties.getEndpoint().contains("https://") ? "https://" : "http://";
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return prefix + getBucketName(bucketName) + StringPool.DOT + ossProperties.getEndpoint().replaceFirst(prefix, StringPool.EMPTY);
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}
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/**
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* 获取域名
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*
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* @return String
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*/
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public String getOssHost() {
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return getOssHost(ossProperties.getBucketName());
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}
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}
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