/*
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* Copyright (c) 2018-2028, Chill Zhuang All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* Neither the name of the dreamlu.net developer nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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* Author: Chill 庄骞 (smallchill@163.com)
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*/
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package com.vci.ubcs.resource.builder.oss;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.toolkit.Wrappers;
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import com.vci.ubcs.resource.entity.Oss;
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import com.vci.ubcs.resource.service.IOssService;
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import org.springblade.core.cache.utils.CacheUtil;
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import com.vci.ubcs.core.log.exception.ServiceException;
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import org.springblade.core.oss.OssTemplate;
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import org.springblade.core.oss.enums.OssEnum;
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import org.springblade.core.oss.enums.OssStatusEnum;
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import org.springblade.core.oss.props.OssProperties;
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import org.springblade.core.oss.rule.BladeOssRule;
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import org.springblade.core.oss.rule.OssRule;
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import org.springblade.core.secure.utils.AuthUtil;
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import org.springblade.core.tool.utils.Func;
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import org.springblade.core.tool.utils.StringPool;
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import org.springblade.core.tool.utils.StringUtil;
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import org.springblade.core.tool.utils.WebUtil;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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import static org.springblade.core.cache.constant.CacheConstant.RESOURCE_CACHE;
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/**
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* Oss云存储统一构建类
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*
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* @author Chill
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*/
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public class OssBuilder {
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public static final String OSS_CODE = "oss:code:";
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public static final String OSS_PARAM_KEY = "code";
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private final OssProperties ossProperties;
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private final IOssService ossService;
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public OssBuilder(OssProperties ossProperties, IOssService ossService) {
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this.ossProperties = ossProperties;
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this.ossService = ossService;
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}
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/**
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* OssTemplate配置缓存池
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*/
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private final Map<String, OssTemplate> templatePool = new ConcurrentHashMap<>();
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/**
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* oss配置缓存池
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*/
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private final Map<String, Oss> ossPool = new ConcurrentHashMap<>();
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/**
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* 获取template
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*
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* @return OssTemplate
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*/
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public OssTemplate template() {
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return template(StringPool.EMPTY);
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}
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/**
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* 获取template
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*
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* @param code 资源编号
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* @return OssTemplate
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*/
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public OssTemplate template(String code) {
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String tenantId = AuthUtil.getTenantId();
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Oss oss = getOss(tenantId, code);
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Oss ossCached = ossPool.get(tenantId);
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OssTemplate template = templatePool.get(tenantId);
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// 若为空或者不一致，则重新加载
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if (Func.hasEmpty(template, ossCached) || !oss.getEndpoint().equals(ossCached.getEndpoint()) || !oss.getAccessKey().equals(ossCached.getAccessKey())) {
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synchronized (OssBuilder.class) {
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template = templatePool.get(tenantId);
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if (Func.hasEmpty(template, ossCached) || !oss.getEndpoint().equals(ossCached.getEndpoint()) || !oss.getAccessKey().equals(ossCached.getAccessKey())) {
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OssRule ossRule;
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// 若采用默认设置则开启多租户模式, 若是用户自定义oss则不开启
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if (oss.getEndpoint().equals(ossProperties.getEndpoint()) && oss.getAccessKey().equals(ossProperties.getAccessKey()) && ossProperties.getTenantMode()) {
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ossRule = new BladeOssRule(Boolean.TRUE);
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} else {
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ossRule = new BladeOssRule(Boolean.FALSE);
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}
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if (oss.getCategory() == OssEnum.MINIO.getCategory()) {
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template = MinioOssBuilder.template(oss, ossRule);
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} else if (oss.getCategory() == OssEnum.QINIU.getCategory()) {
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template = QiniuOssBuilder.template(oss, ossRule);
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} else if (oss.getCategory() == OssEnum.ALI.getCategory()) {
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template = AliOssBuilder.template(oss, ossRule);
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} else if (oss.getCategory() == OssEnum.TENCENT.getCategory()) {
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template = TencentOssBuilder.template(oss, ossRule);
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}
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templatePool.put(tenantId, template);
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ossPool.put(tenantId, oss);
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}
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}
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}
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return template;
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}
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/**
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* 获取对象存储实体
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*
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* @param tenantId 租户ID
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* @return Oss
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*/
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public Oss getOss(String tenantId, String code) {
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String key = tenantId;
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LambdaQueryWrapper<Oss> lqw = Wrappers.<Oss>query().lambda().eq(Oss::getTenantId, tenantId);
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// 获取传参的资源编号并查询，若有则返回，若没有则调启用的配置
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String ossCode = StringUtil.isBlank(code) ? WebUtil.getParameter(OSS_PARAM_KEY) : code;
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if (StringUtil.isNotBlank(ossCode)) {
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key = key.concat(StringPool.DASH).concat(ossCode);
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lqw.eq(Oss::getOssCode, ossCode);
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} else {
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lqw.eq(Oss::getStatus, OssStatusEnum.ENABLE.getNum());
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}
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Oss oss = CacheUtil.get(RESOURCE_CACHE, OSS_CODE, key, () -> {
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Oss o = ossService.getOne(lqw);
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// 若为空则调用默认配置
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if ((Func.isEmpty(o))) {
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Oss defaultOss = new Oss();
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defaultOss.setId(0L);
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defaultOss.setCategory(OssEnum.of(ossProperties.getName()).getCategory());
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defaultOss.setEndpoint(ossProperties.getEndpoint());
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defaultOss.setBucketName(ossProperties.getBucketName());
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defaultOss.setAccessKey(ossProperties.getAccessKey());
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defaultOss.setSecretKey(ossProperties.getSecretKey());
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return defaultOss;
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} else {
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return o;
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}
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});
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if (oss == null || oss.getId() == null) {
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throw new ServiceException("未获取到对应的对象存储配置");
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} else {
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return oss;
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}
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}
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}
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