319 lines
28 KiB
JavaScript
319 lines
28 KiB
JavaScript
//
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// Copyright (c) Microsoft and contributors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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//
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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var BlobService = require('./blobservice.core');
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var azureCommon = require('./../../common/common.browser');
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var extend = require('extend');
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var mime = require('browserify-mime');
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var Constants = azureCommon.Constants;
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var azureutil = azureCommon.util;
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var BlobConstants = Constants.BlobConstants;
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var BrowserFileReadStream = azureCommon.BrowserFileReadStream;
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var SpeedSummary = azureCommon.SpeedSummary;
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var validate = azureCommon.validate;
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/**
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* Creates a new block blob. If the blob already exists on the service, it will be overwritten.
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* To avoid overwriting and instead throw an error if the blob exists, please pass in an accessConditions parameter in the options object.
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* (Only available in the JavaScript Client Library for Browsers)
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*
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* @this {BlobService}
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* @param {string} container The container name.
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* @param {string} blob The blob name.
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* @param {File} browserFile The File object to be uploaded created by HTML File API.
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* @param {object} [options] The request options.
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* @param {int} [options.blockSize] The size of each block. Maximum is 100MB.
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* @param {string} [options.blockIdPrefix] The prefix to be used to generate the block id.
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* @param {string} [options.leaseId] The lease identifier.
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* @param {string} [options.transactionalContentMD5] The MD5 hash of the blob content. This hash is used to verify the integrity of the blob during transport.
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* @param {object} [options.metadata] The metadata key/value pairs.
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* @param {int} [options.parallelOperationThreadCount] The number of parallel operations that may be performed when uploading.
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* @param {bool} [options.storeBlobContentMD5] Specifies whether the blob's ContentMD5 header should be set on uploads. The default value is true for block blobs.
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* @param {object} [options.contentSettings] The content settings of the blob.
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* @param {string} [options.contentSettings.contentType] The MIME content type of the blob. The default type is application/octet-stream.
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* @param {string} [options.contentSettings.contentEncoding] The content encodings that have been applied to the blob.
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* @param {string} [options.contentSettings.contentLanguage] The natural languages used by this resource.
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* @param {string} [options.contentSettings.cacheControl] The Blob service stores this value but does not use or modify it.
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* @param {string} [options.contentSettings.contentDisposition] The blob's content disposition.
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* @param {string} [options.contentSettings.contentMD5] The blob's MD5 hash.
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* @param {AccessConditions} [options.accessConditions] The access conditions.
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* @param {LocationMode} [options.locationMode] Specifies the location mode used to decide which location the request should be sent to.
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* Please see StorageUtilities.LocationMode for the possible values.
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* @param {int} [options.timeoutIntervalInMs] The server timeout interval, in milliseconds, to use for the request.
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* @param {int} [options.clientRequestTimeoutInMs] The timeout of client requests, in milliseconds, to use for the request.
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* @param {int} [options.maximumExecutionTimeInMs] The maximum execution time, in milliseconds, across all potential retries, to use when making this request.
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* The maximum execution time interval begins at the time that the client begins building the request. The maximum
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* execution time is checked intermittently while performing requests, and before executing retries.
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* @param {string} [options.clientRequestId] A string that represents the client request ID with a 1KB character limit.
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* @param {bool} [options.useNagleAlgorithm] Determines whether the Nagle algorithm is used; true to use the Nagle algorithm; otherwise, false.
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* The default value is false.
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* @param {errorOrResult} callback `error` will contain information
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* if an error occurs; otherwise `[result]{@link BlobResult}` will contain
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* the blob information.
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* `response` will contain information related to this operation.
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* @return {SpeedSummary}
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*/
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BlobService.prototype.createBlockBlobFromBrowserFile = function (container, blob, browserFile, optionsOrCallback, callback) {
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return this._createBlobFromBrowserFile(container, blob, BlobConstants.BlobTypes.BLOCK, browserFile, optionsOrCallback, callback);
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};
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/**
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* Uploads a page blob from an HTML file. If the blob already exists on the service, it will be overwritten.
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* To avoid overwriting and instead throw an error if the blob exists, please pass in an accessConditions parameter in the options object.
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* (Only available in the JavaScript Client Library for Browsers)
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*
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* @this {BlobService}
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* @param {string} container The container name.
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* @param {string} blob The blob name.
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* @param {File} browserFile The File object to be uploaded created by HTML File API.
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* @param {object} [options] The request options.
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* @param {SpeedSummary} [options.speedSummary] The upload tracker objects.
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* @param {int} [options.parallelOperationThreadCount] The number of parallel operations that may be performed when uploading.
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* @param {string} [options.leaseId] The lease identifier.
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* @param {string} [options.transactionalContentMD5] An MD5 hash of the blob content. This hash is used to verify the integrity of the blob during transport.
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* @param {object} [options.metadata] The metadata key/value pairs.
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* @param {bool} [options.storeBlobContentMD5] Specifies whether the blob's ContentMD5 header should be set on uploads.
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* The default value is false for page blobs.
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* @param {bool} [options.useTransactionalMD5] Calculate and send/validate content MD5 for transactions.
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* @param {object} [options.contentSettings] The content settings of the blob.
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* @param {string} [options.contentSettings.contentType] The MIME content type of the blob. The default type is application/octet-stream.
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* @param {string} [options.contentSettings.contentEncoding] The content encodings that have been applied to the blob.
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* @param {string} [options.contentSettings.contentLanguage] The natural languages used by this resource.
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* @param {string} [options.contentSettings.cacheControl] The Blob service stores this value but does not use or modify it.
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* @param {string} [options.contentSettings.contentDisposition] The blob's content disposition.
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* @param {string} [options.contentSettings.contentMD5] The blob's MD5 hash.
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* @param {AccessConditions} [options.accessConditions] The access conditions.
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* @param {LocationMode} [options.locationMode] Specifies the location mode used to decide which location the request should be sent to.
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* Please see StorageUtilities.LocationMode for the possible values.
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* @param {int} [options.timeoutIntervalInMs] The server timeout interval, in milliseconds, to use for the request.
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* @param {int} [options.clientRequestTimeoutInMs] The timeout of client requests, in milliseconds, to use for the request.
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* @param {int} [options.maximumExecutionTimeInMs] The maximum execution time, in milliseconds, across all potential retries, to use when making this request.
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* The maximum execution time interval begins at the time that the client begins building the request. The maximum
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* execution time is checked intermittently while performing requests, and before executing retries.
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* @param {string} [options.clientRequestId] A string that represents the client request ID with a 1KB character limit.
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* @param {bool} [options.useNagleAlgorithm] Determines whether the Nagle algorithm is used; true to use the Nagle algorithm; otherwise, false.
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* The default value is false.
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* @param {errorOrResult} callback `error` will contain information
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* if an error occurs; otherwise `[result]{@link BlobResult}` will contain
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* the blob information.
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* `response` will contain information related to this operation.
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* @return {SpeedSummary}
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*/
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BlobService.prototype.createPageBlobFromBrowserFile = function (container, blob, browserFile, optionsOrCallback, callback) {
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return this._createBlobFromBrowserFile(container, blob, BlobConstants.BlobTypes.PAGE, browserFile, optionsOrCallback, callback);
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};
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/**
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* Creates a new append blob from an HTML File object. If the blob already exists on the service, it will be overwritten.
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* To avoid overwriting and instead throw an error if the blob exists, please pass in an accessConditions parameter in the options object.
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* This API should be used strictly in a single writer scenario because the API internally uses the append-offset conditional header to avoid duplicate blocks.
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* If you are guaranteed to have a single writer scenario, please look at options.absorbConditionalErrorsOnRetry and see if setting this flag to true is acceptable for you.
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* If you want to append data to an already existing blob, please look at appendFromBrowserFile.
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* (Only available in the JavaScript Client Library for Browsers)
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*
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* @this {BlobService}
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* @param {string} container The container name.
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* @param {string} blob The blob name.
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* @param {File} browserFile The File object to be uploaded created by HTML File API.
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* @param {object} [options] The request options.
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* @param {bool} [options.absorbConditionalErrorsOnRetry] Specifies whether to absorb the conditional error on retry.
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* @param {string} [options.leaseId] The lease identifier.
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* @param {object} [options.metadata] The metadata key/value pairs.
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* @param {bool} [options.storeBlobContentMD5] Specifies whether the blob's ContentMD5 header should be set on uploads. The default value is true for block blobs.
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* @param {bool} [options.useTransactionalMD5] Calculate and send/validate content MD5 for transactions.
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* @param {object} [options.contentSettings] The content settings of the blob.
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* @param {string} [options.contentSettings.contentType] The MIME content type of the blob. The default type is application/octet-stream.
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* @param {string} [options.contentSettings.contentEncoding] The content encodings that have been applied to the blob.
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* @param {string} [options.contentSettings.contentLanguage] The natural languages used by this resource.
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* @param {string} [options.contentSettings.cacheControl] The Blob service stores this value but does not use or modify it.
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* @param {string} [options.contentSettings.contentDisposition] The blob's content disposition.
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* @param {string} [options.contentSettings.contentMD5] The blob's MD5 ahash.
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* @param {AccessConditions} [options.accessConditions] The access conditions.
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* @param {LocationMode} [options.locationMode] Specifies the location mode used to decide which location the request should be sent to.
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* Please see StorageUtilities.LocationMode for the possible values.
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* @param {int} [options.timeoutIntervalInMs] The server timeout interval, in milliseconds, to use for the request.
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* @param {int} [options.clientRequestTimeoutInMs] The timeout of client requests, in milliseconds, to use for the request.
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* @param {int} [options.maximumExecutionTimeInMs] The maximum execution time, in milliseconds, across all potential retries, to use when making this request.
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* The maximum execution time interval begins at the time that the client begins building the request. The maximum
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* execution time is checked intermittently while performing requests, and before executing retries.
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* @param {string} [options.clientRequestId] A string that represents the client request ID with a 1KB character limit.
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* @param {bool} [options.useNagleAlgorithm] Determines whether the Nagle algorithm is used; true to use the Nagle algorithm; otherwise, false.
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* The default value is false.
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* @param {errorOrResult} callback `error` will contain information
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* if an error occurs; otherwise `[result]{@link BlobResult}` will contain
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* the blob information.
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* `response` will contain information related to this operation.
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* @return {SpeedSummary}
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*/
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BlobService.prototype.createAppendBlobFromBrowserFile = function (container, blob, browserFile, optionsOrCallback, callback) {
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return this._createBlobFromBrowserFile(container, blob, BlobConstants.BlobTypes.APPEND, browserFile, optionsOrCallback, callback);
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};
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/**
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* Appends to an append blob from an HTML File object. Assumes the blob already exists on the service.
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* This API should be used strictly in a single writer scenario because the API internally uses the append-offset conditional header to avoid duplicate blocks.
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* If you are guaranteed to have a single writer scenario, please look at options.absorbConditionalErrorsOnRetry and see if setting this flag to true is acceptable for you.
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* (Only available in the JavaScript Client Library for Browsers)
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*
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* @this {BlobService}
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* @param {string} container The container name.
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* @param {string} blob The blob name.
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* @param {File} browserFile The File object to be uploaded created by HTML File API.
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* @param {object} [options] The request options.
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* @param {bool} [options.absorbConditionalErrorsOnRetry] Specifies whether to absorb the conditional error on retry.
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* @param {string} [options.leaseId] The lease identifier.
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* @param {object} [options.metadata] The metadata key/value pairs.
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* @param {object} [options.contentSettings] The content settings of the blob.
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* @param {string} [options.contentSettings.contentType] The MIME content type of the blob. The default type is application/octet-stream.
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* @param {string} [options.contentSettings.contentEncoding] The content encodings that have been applied to the blob.
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* @param {string} [options.contentSettings.contentLanguage] The natural languages used by this resource.
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* @param {string} [options.contentSettings.cacheControl] The Blob service stores this value but does not use or modify it.
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* @param {string} [options.contentSettings.contentDisposition] The blob's content disposition.
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* @param {string} [options.contentSettings.contentMD5] The blob's MD5 hash.
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* @param {AccessConditions} [options.accessConditions] The access conditions.
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* @param {LocationMode} [options.locationMode] Specifies the location mode used to decide which location the request should be sent to.
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* Please see StorageUtilities.LocationMode for the possible values.
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* @param {int} [options.timeoutIntervalInMs] The server timeout interval, in milliseconds, to use for the request.
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* @param {int} [options.clientRequestTimeoutInMs] The timeout of client requests, in milliseconds, to use for the request.
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* @param {int} [options.maximumExecutionTimeInMs] The maximum execution time, in milliseconds, across all potential retries, to use when making this request.
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* The maximum execution time interval begins at the time that the client begins building the request. The maximum
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* execution time is checked intermittently while performing requests, and before executing retries.
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* @param {string} [options.clientRequestId] A string that represents the client request ID with a 1KB character limit.
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* @param {bool} [options.useNagleAlgorithm] Determines whether the Nagle algorithm is used; true to use the Nagle algorithm; otherwise, false.
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* The default value is false.
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* @param {errorOrResult} callback `error` will contain information
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* if an error occurs; otherwise `[result]{@link BlobResult}` will contain
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* the blob information.
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* `response` will contain information related to this operation.
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* @return {SpeedSummary}
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*/
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BlobService.prototype.appendFromBrowserFile = function (container, blob, browserFile, optionsOrCallback, callback) {
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var userOptions;
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azureutil.normalizeArgs(optionsOrCallback, callback, function (o, c) { userOptions = o; callback = c; });
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validate.validateArgs('appendFromBrowserFile', function (v) {
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v.string(container, 'container');
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v.string(blob, 'blob');
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v.containerNameIsValid(container);
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v.browserFileIsValid(browserFile);
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v.callback(callback);
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});
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var options = extend(true, {}, userOptions);
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options.speedSummary = options.speedSummary || new SpeedSummary(blob);
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var stream = new BrowserFileReadStream(browserFile);
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var streamCallback = function (appendError, blob, response) {
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if (azureutil.objectIsFunction(stream.destroy)) {
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stream.destroy();
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}
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callback(appendError, blob, response);
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};
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this._uploadBlobFromStream(false, container, blob, BlobConstants.BlobTypes.APPEND, stream, browserFile.size, options, streamCallback);
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return options.speedSummary;
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};
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// Private methods
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/**
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* Creates a new blob (Block/Page/Append). If the blob already exists on the service, it will be overwritten.
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* To avoid overwriting and instead throw an error if the blob exists, please pass in an accessConditions parameter in the options object.
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* (Only available in the JavaScript Client Library for Browsers)
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*
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* @ignore
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*
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* @this {BlobService}
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* @param {string} container The container name.
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* @param {string} blob The blob name.
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* @param {BlobType} blobType The blob type.
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* @param {File} browserFile The File object to be uploaded created by HTML File API.
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* @param {object} [options] The request options.
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* @param {bool} [options.absorbConditionalErrorsOnRetry] Specifies whether to absorb the conditional error on retry. (For append blob only)
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* @param {int} [options.blockSize] The size of each block. Maximum is 100MB.
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* @param {string} [options.blockIdPrefix] The prefix to be used to generate the block id. (For block blob only)
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* @param {string} [options.leaseId] The lease identifier.
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* @param {string} [options.transactionalContentMD5] An MD5 hash of the blob content. This hash is used to verify the integrity of the blob during transport.
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* @param {object} [options.metadata] The metadata key/value pairs.
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* @param {int} [options.parallelOperationThreadCount] The number of parallel operations that may be performed when uploading.
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* @param {bool} [options.storeBlobContentMD5] Specifies whether the blob's ContentMD5 header should be set on uploads. The default value is true for block blobs.
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* @param {object} [options.contentSettings] The content settings of the blob.
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* @param {string} [options.contentSettings.contentType] The MIME content type of the blob. The default type is application/octet-stream.
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* @param {string} [options.contentSettings.contentEncoding] The content encodings that have been applied to the blob.
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* @param {string} [options.contentSettings.contentLanguage] The natural languages used by this resource.
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* @param {string} [options.contentSettings.cacheControl] The Blob service stores this value but does not use or modify it.
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* @param {string} [options.contentSettings.contentDisposition] The blob's content disposition.
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* @param {string} [options.contentSettings.contentMD5] The MD5 hash of the blob content.
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* @param {AccessConditions} [options.accessConditions] The access conditions.
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* @param {LocationMode} [options.locationMode] Specifies the location mode used to decide which location the request should be sent to.
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* Please see StorageUtilities.LocationMode for the possible values.
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* @param {int} [options.timeoutIntervalInMs] The server timeout interval, in milliseconds, to use for the request.
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* @param {int} [options.clientRequestTimeoutInMs] The timeout of client requests, in milliseconds, to use for the request.
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* @param {int} [options.maximumExecutionTimeInMs] The maximum execution time, in milliseconds, across all potential retries, to use when making this request.
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* The maximum execution time interval begins at the time that the client begins building the request. The maximum
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* execution time is checked intermittently while performing requests, and before executing retries.
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* @param {string} [options.clientRequestId] A string that represents the client request ID with a 1KB character limit.
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* @param {bool} [options.useNagleAlgorithm] Determines whether the Nagle algorithm is used; true to use the Nagle algorithm; otherwise, false.
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* The default value is false.
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* @param {errorOrResult} callback The callback function.
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*
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* @return {SpeedSummary}
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*
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*/
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BlobService.prototype._createBlobFromBrowserFile = function (container, blob, blobType, browserFile, optionsOrCallback, callback) {
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var userOptions;
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azureutil.normalizeArgs(optionsOrCallback, callback, function (o, c) { userOptions = o; callback = c; });
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validate.validateArgs('_createBlobFromBrowserFile', function (v) {
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v.string(container, 'container');
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v.string(blob, 'blob');
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v.containerNameIsValid(container);
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v.blobTypeIsValid(blobType);
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v.browserFileIsValid(browserFile);
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v.callback(callback);
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});
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var options = extend(true, {}, userOptions);
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options.speedSummary = options.speedSummary || new SpeedSummary(blob);
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var self = this;
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var creationCallback = function (createError, createBlob, createResponse) {
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if (createError) {
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callback(createError, createBlob, createResponse);
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} else {
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// Automatically detect the mime type
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if(azureutil.tryGetValueChain(options, ['contentSettings','contentType'], undefined) === undefined) {
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azureutil.setObjectInnerPropertyValue(options, ['contentSettings','contentType'], mime.lookup(browserFile.name));
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}
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var stream = new BrowserFileReadStream(browserFile);
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var streamCallback = function (createError, createBlob, createResponse) {
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if (azureutil.objectIsFunction(stream.destroy)) {
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stream.destroy();
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}
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callback(createError, createBlob, createResponse);
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};
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self._uploadBlobFromStream(true, container, blob, blobType, stream, browserFile.size, options, streamCallback);
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}
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};
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this._createBlob(container, blob, blobType, browserFile.size, options, creationCallback);
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return options.speedSummary;
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};
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module.exports = BlobService; |