124 lines
5.0 KiB
JavaScript
124 lines
5.0 KiB
JavaScript
import { assert } from 'oak-domain/lib/utils/assert';
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import { QiniuSDK } from 'oak-external-sdk';
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import Qiniu from './qiniu';
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import { OakExternalException, OakPreConditionUnsetException } from 'oak-domain/lib/types/Exception';
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export default class QiniuBackend extends Qiniu {
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getConfigAndInstance(application) {
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const { config, account } = this.getConfig(application);
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const instance = QiniuSDK.getInstance(account.accessKey, account.secretKey);
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return {
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config,
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instance,
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};
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}
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async composeFileUrlBackend(options) {
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const { application, extraFile, context, style } = options;
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const { config: qiniuCosConfig } = this.getConfig(application);
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if (qiniuCosConfig) {
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let bucket = qiniuCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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if (bucket) {
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const { domain, protocol } = bucket;
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let protocol2 = protocol;
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if (protocol instanceof Array) {
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// protocol存在https: 说明域名有证书
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const index = protocol.includes('https:')
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? protocol.findIndex((ele) => ele === 'https:')
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: 0;
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protocol2 = protocol[index];
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}
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return `${protocol2}//${domain}/${this.formKey(extraFile)}${style ? style : ''}`;
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}
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}
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return '';
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}
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async formUploadMeta(application, extraFile) {
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const { bucket } = extraFile;
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// 构造文件上传所需的key
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const key = this.formKey(extraFile);
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const { instance, config: qiniuCosConfig } = this.getConfigAndInstance(application);
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const { buckets } = qiniuCosConfig;
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let bucket2 = bucket;
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if (!bucket2) {
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const { defaultBucket } = qiniuCosConfig;
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bucket2 = defaultBucket;
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}
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assert(bucket2);
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const b = buckets.find((ele) => ele.name === bucket2);
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assert(b, `${bucket2}不是一个有效的桶配置`);
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Object.assign(extraFile, {
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bucket: bucket2,
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uploadMeta: instance.getKodoUploadInfo(bucket2, b.zone, key),
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});
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}
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async checkWhetherSuccess(application, extraFile) {
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const key = this.formKey(extraFile);
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const { instance, config: qiniuCosConfig } = this.getConfigAndInstance(application);
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// web环境下访问不了七牛接口，用mockData过
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const mockData = process.env.OAK_PLATFORM === 'web' ? { fsize: 100 } : undefined;
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const b = qiniuCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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assert(b, `extraFile中的bucket名称在七牛配置中找不到「${extraFile.bucket}」`);
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try {
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const result = await instance.getKodoFileStat(extraFile.bucket, b.zone, key, mockData);
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const { fsize } = result;
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return fsize > 0;
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}
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catch (err) {
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// 七牛如果文件不存在会抛出status ＝ 612的异常
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if (err instanceof OakExternalException) {
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const data = err.data;
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if (data && data.status === 612) {
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return false;
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}
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}
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throw err;
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}
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}
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async removeFile(application, extraFile) {
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const key = this.formKey(extraFile);
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const { instance, config: qiniuCosConfig } = this.getConfigAndInstance(application);
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// web环境下访问不了七牛接口，用mockData过
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const mockData = process.env.OAK_PLATFORM === 'web' ? true : undefined;
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const b = qiniuCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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assert(b, `extraFile中的bucket名称在七牛配置中找不到「${extraFile.bucket}」`);
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try {
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await instance.removeKodoFile(extraFile.bucket, b.zone, key, mockData);
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}
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catch (err) {
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// 七牛如果文件不存在会抛出status ＝ 612的异常
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if (err instanceof OakExternalException) {
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const data = err.data;
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if (data && data.status === 612) {
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return;
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}
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}
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throw err;
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}
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}
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async composeChunkUploadInfo(application, extraFile, context) {
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throw new OakPreConditionUnsetException('七牛云暂不支持分片上传');
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return {
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uploadId: '',
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chunkSize: 0,
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partCount: 0,
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partSize: 0,
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parts: [],
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};
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}
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/**
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* 完成分片上传后的合并操作
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*/
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async mergeChunkedUpload(application, extraFile, context) {
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// Implementation here
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}
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async abortMultipartUpload(application, extraFile, context) {
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const key = this.formKey(extraFile);
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const { instance, config: aliyunCosConfig } = this.getConfigAndInstance(application);
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}
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async listMultipartUploads(application, extraFile, context) {
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return {
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parts: [],
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};
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}
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}
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;
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