UNPKG

@aws-amplify/storage

Version:

Storage category of aws-amplify

78 lines (75 loc) 3.59 kB
import { Amplify } from '@aws-amplify/core'; import { StorageAction } from '@aws-amplify/core/internals/utils'; import { resolveS3ConfigAndInput } from '../../utils/resolveS3ConfigAndInput.mjs'; import '@smithy/md5-js'; import '@aws-amplify/core/internals/aws-client-utils'; import '../../utils/client/runtime/s3TransferHandler/fetch.mjs'; import 'fast-xml-parser'; import '../../utils/client/runtime/s3TransferHandler/xhr.mjs'; import 'buffer'; import { createDownloadTask } from '../../utils/transferTask.mjs'; import { validateBucketOwnerID } from '../../utils/validateBucketOwnerID.mjs'; import { validateStorageOperationInput } from '../../utils/validateStorageOperationInput.mjs'; import '../../../../errors/types/validation.mjs'; import { STORAGE_INPUT_KEY } from '../../utils/constants.mjs'; import '../../utils/client/s3data/base.mjs'; import { getObject } from '../../utils/client/s3data/getObject.mjs'; import '../../utils/client/s3data/listObjectsV2.mjs'; import '../../utils/client/s3data/putObject.mjs'; import '../../utils/client/s3data/createMultipartUpload.mjs'; import '../../utils/client/s3data/uploadPart.mjs'; import '../../utils/client/s3data/completeMultipartUpload.mjs'; import '../../utils/client/s3data/listParts.mjs'; import '../../utils/client/s3data/abortMultipartUpload.mjs'; import '../../utils/client/s3data/copyObject.mjs'; import '../../utils/client/s3data/headObject.mjs'; import '../../utils/client/s3data/deleteObject.mjs'; import { getStorageUserAgentValue } from '../../utils/userAgent.mjs'; import { logger } from '../../../../utils/logger.mjs'; // Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. // SPDX-License-Identifier: Apache-2.0 const downloadData = (input) => { const abortController = new AbortController(); const downloadTask = createDownloadTask({ job: downloadDataJob(input, abortController.signal), onCancel: (message) => { abortController.abort(message); }, }); return downloadTask; }; const downloadDataJob = (downloadDataInput, abortSignal) => async () => { const { options: downloadDataOptions } = downloadDataInput; const { bucket, keyPrefix, s3Config, identityId } = await resolveS3ConfigAndInput(Amplify, downloadDataInput); const { inputType, objectKey } = validateStorageOperationInput(downloadDataInput, identityId); validateBucketOwnerID(downloadDataOptions?.expectedBucketOwner); const finalKey = inputType === STORAGE_INPUT_KEY ? keyPrefix + objectKey : objectKey; logger.debug(`download ${objectKey} from ${finalKey}.`); const { Body: body, LastModified: lastModified, ContentLength: size, ETag: eTag, Metadata: metadata, VersionId: versionId, ContentType: contentType, } = await getObject({ ...s3Config, abortSignal, onDownloadProgress: downloadDataOptions?.onProgress, userAgentValue: getStorageUserAgentValue(StorageAction.DownloadData), }, { Bucket: bucket, Key: finalKey, ...(downloadDataOptions?.bytesRange && { Range: `bytes=${downloadDataOptions.bytesRange.start}-${downloadDataOptions.bytesRange.end}`, }), ExpectedBucketOwner: downloadDataOptions?.expectedBucketOwner, }); const result = { body, lastModified, size, contentType, eTag, metadata, versionId, }; return inputType === STORAGE_INPUT_KEY ? { key: objectKey, ...result } : { path: objectKey, ...result }; }; export { downloadData }; //# sourceMappingURL=downloadData.mjs.map