Code coverage report for lib\services\blob\models\blobresult.js

Statements: 100% (68 / 68)      Branches: 90% (27 / 30)      Functions: 100% (9 / 9)      Lines: 100% (68 / 68)      Ignored: none     

All files » lib/services/blob/models/ » blobresult.js
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// 
// Copyright (c) Microsoft and contributors.  All rights reserved.
// 
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//   http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// 
// See the License for the specific language governing permissions and
// limitations under the License.
// 
 
// Module dependencies.
var _ = require('underscore');
 
var azureCommon = require('./../../../common/common');
var azureutil = azureCommon.util;
var Constants = azureCommon.Constants;
var HeaderConstants = Constants.HeaderConstants;
 
function BlobResult(container, blob) {
  if (container) {
    this.container = container;
  }
 
  if (blob) {
    this.blob = blob;
  }
}
 
BlobResult.parse = function (blobXml) {
  var blobResult = new BlobResult();
  for (var propertyName in blobXml) {
    if (propertyName === 'Properties' || propertyName === 'Metadata') {
      blobResult[propertyName.toLowerCase()] = { };
      for (var subPropertyName in blobXml[propertyName]) {
        Eif (blobXml[propertyName].hasOwnProperty(subPropertyName)) {
          blobResult[propertyName.toLowerCase()][subPropertyName.toLowerCase()] = blobXml[propertyName][subPropertyName];
        }
      }
    } else {
      blobResult[propertyName.toLowerCase()] = blobXml[propertyName];
    }
  }
 
  return blobResult;
};
 
var headersForProperties = {
  'etag': 'ETAG',
  'lastModified': 'LAST_MODIFIED',
 
  'contentType': 'CONTENT_TYPE',
  'contentEncoding': 'CONTENT_ENCODING',
  'contentLanguage': 'CONTENT_LANGUAGE',
  'contentMD5': 'CONTENT_MD5',
  'cacheControl': 'CACHE_CONTROL',
  'contentRange': 'CONTENT_RANGE',
  'blobContentType': 'BLOB_CONTENT_TYPE',
  'blobContentEncoding': 'BLOB_CONTENT_ENCODING',
  'blobContentLanguage': 'BLOB_CONTENT_LANGUAGE',
  'blobcontentMD5': 'BLOB_CONTENT_MD5',
  'blobCacheControl': 'BLOB_CACHE_CONTROL',
 
  'contentLength': 'CONTENT_LENGTH',
  'blobContentLength': 'BLOB_CONTENT_LENGTH',
 
  'contentDisposition': 'CONTENT_DISPOSITION',
  'blobContentDisposition': 'BLOB_CONTENT_DISPOSITION',
 
  'range': 'RANGE',
  'blobRange': 'STORAGE_RANGE',
 
  'getContentMd5': 'RANGE_GET_CONTENT_MD5',
  'acceptRanges': 'ACCEPT_RANGES',
 
  'blobType': 'BLOB_TYPE',
  'leaseStatus': 'LEASE_STATUS',
  'leaseId': 'LEASE_ID',
  'leaseDuration': 'LEASE_DURATION',
  'leaseState': 'LEASE_STATE',
 
  'sequenceNumber': 'SEQUENCE_NUMBER',
  
  'copySource': 'COPY_SOURCE',
  'copyStatus': 'COPY_STATUS',
  'copyCompletionTime': 'COPY_COMPLETION_TIME',
  'copyStatusDescription': 'COPY_STATUS_DESCRIPTION',
  'copyId': 'COPY_ID',
  'copyProgress': 'COPY_PROGRESS',
 
  'requestId': 'REQUEST_ID',
 
  'appendOffset': 'BLOB_APPEND_OFFSET',
  'committedBlockCount': 'BLOB_COMMITTED_BLOCK_COUNT'
};
 
BlobResult.prototype.getPropertiesFromHeaders = function (headers) {
  var self = this;
 
  var setBlobPropertyFromHeaders = function (blobProperty, headerProperty) {
    if (!self[blobProperty] && headers[headerProperty.toLowerCase()]) {
      self[blobProperty] = headers[headerProperty.toLowerCase()];
    }
  };
 
  _.chain(headersForProperties).pairs().each(function (pair) {
    var property = pair[0];
    var header = HeaderConstants[pair[1]];
    setBlobPropertyFromHeaders(property, header);
  });
};
 
/**
* This method sets the HTTP headers and is used by all methods except setBlobProperties and commitBlocks. Those 2 methods will set the x-ms-* headers using setPropertiesFromBlob.
*/
BlobResult.setHeadersFromBlob = function (webResource, blob) {
  var setHeaderPropertyFromBlob = function (headerProperty, blobProperty) {
    if (blob[blobProperty]) {
      webResource.withHeader(headerProperty, blob[blobProperty]);
    }
  };
 
  Eif (blob) {
    // Content-Type
    setHeaderPropertyFromBlob(HeaderConstants.CONTENT_TYPE, 'contentType');
 
    // Content-Encoding
    setHeaderPropertyFromBlob(HeaderConstants.CONTENT_ENCODING, 'contentEncoding');
 
    // Content-MD5
    setHeaderPropertyFromBlob(HeaderConstants.CONTENT_MD5, 'contentMD5');
 
    // Content-Language
    setHeaderPropertyFromBlob(HeaderConstants.CONTENT_LANGUAGE, 'contentLanguage');
 
    // Content-Disposition
    setHeaderPropertyFromBlob(HeaderConstants.CONTENT_DISPOSITION, 'contentDisposition');
 
    // Cache-Control
    setHeaderPropertyFromBlob(HeaderConstants.CACHE_CONTROL, 'cacheControl');
 
    // Content-Length
    setHeaderPropertyFromBlob(HeaderConstants.CONTENT_LENGTH, 'contentLength');
 
    // Range
    if (!azureutil.objectIsNull(blob.rangeStart)) {
      var range = 'bytes=' + blob.rangeStart + '-';
 
      if (!azureutil.objectIsNull(blob.rangeEnd)) {
        range += blob.rangeEnd;
      }
 
      webResource.withHeader(HeaderConstants.RANGE, range);
    }
 
    // Blob Type
    setHeaderPropertyFromBlob(HeaderConstants.BLOB_TYPE, 'blobType');
 
    // Lease id
    setHeaderPropertyFromBlob(HeaderConstants.LEASE_ID, 'leaseId');
 
    // Sequence number
    setHeaderPropertyFromBlob(HeaderConstants.SEQUENCE_NUMBER, 'sequenceNumber');
    setHeaderPropertyFromBlob(HeaderConstants.SEQUENCE_NUMBER_ACTION, 'sequenceNumberAction');
 
    if (blob.metadata) {
      webResource.addOptionalMetadataHeaders(blob.metadata);
    }
  }
};
 
/**
* This method sets the x-ms-* headers and is used by setBlobProperties and commitBlocks. All other methods will set the regular HTTP headers using setHeadersFromBlob.
*/
BlobResult.setPropertiesFromBlob = function (webResource, blob) {
  var setHeaderPropertyFromBlob = function (headerProperty, blobProperty) {
    if (blob[blobProperty]) {
      webResource.withHeader(headerProperty, blob[blobProperty]);
    }
  };
 
  Eif (blob) {
    // Content-Type
    setHeaderPropertyFromBlob(HeaderConstants.BLOB_CONTENT_TYPE, 'contentType');
 
    // Content-Encoding
    setHeaderPropertyFromBlob(HeaderConstants.BLOB_CONTENT_ENCODING, 'contentEncoding');
 
    // Content-MD5
    setHeaderPropertyFromBlob(HeaderConstants.BLOB_CONTENT_MD5, 'contentMD5');
 
    // Content-Language
    setHeaderPropertyFromBlob(HeaderConstants.BLOB_CONTENT_LANGUAGE, 'contentLanguage');
 
    // Content-Disposition
    setHeaderPropertyFromBlob(HeaderConstants.BLOB_CONTENT_DISPOSITION, 'contentDisposition');
 
    // Cache-Control
    setHeaderPropertyFromBlob(HeaderConstants.BLOB_CACHE_CONTROL, 'cacheControl');
 
    // Lease id
    setHeaderPropertyFromBlob(HeaderConstants.LEASE_ID, 'leaseId');
 
    if (blob.metadata) {
      webResource.addOptionalMetadataHeaders(blob.metadata);
    }
  }
};
 
module.exports = BlobResult;