/// <summary>
        /// Gets the blob's properties from the response.
        /// </summary>
        /// <param name="response">The web response.</param>
        /// <returns>The blob's properties.</returns>
        public static BlobProperties GetProperties(HttpWebResponse response)
        {
            CommonUtility.AssertNotNull("response", response);

            BlobProperties properties = new BlobProperties();

            properties.ETag = HttpResponseParsers.GetETag(response);

#if WINDOWS_PHONE
            properties.Created         = HttpResponseParsers.GetCreated(response);
            properties.LastModified    = HttpResponseParsers.GetLastModified(response);
            properties.ContentLanguage = response.Headers[Constants.HeaderConstants.ContentLanguageHeader];
#else
            string created = response.Headers[Constants.HeaderConstants.CreationTimeHeader];
            properties.Created = string.IsNullOrEmpty(created) ? (DateTimeOffset?)null : DateTimeOffset.Parse(created).ToUniversalTime();

            properties.LastModified    = response.LastModified.ToUniversalTime();
            properties.ContentLanguage = response.Headers[HttpResponseHeader.ContentLanguage];
#endif

            properties.ContentDisposition = response.Headers[Constants.HeaderConstants.ContentDispositionResponseHeader];
            properties.ContentEncoding    = response.Headers[HttpResponseHeader.ContentEncoding];

            // For range gets, only look at 'x-ms-blob-content-md5' for overall MD5
            if (response.Headers[HttpResponseHeader.ContentRange] != null)
            {
                properties.ContentMD5 = response.Headers[Constants.HeaderConstants.BlobContentMD5Header];
            }
            else
            {
                properties.ContentMD5 = response.Headers[HttpResponseHeader.ContentMd5];
            }

            properties.ContentType  = response.Headers[HttpResponseHeader.ContentType];
            properties.CacheControl = response.Headers[HttpResponseHeader.CacheControl];

            string blobEncryption = response.Headers[Constants.HeaderConstants.ServerEncrypted];
            properties.IsServerEncrypted = string.Equals(blobEncryption, Constants.HeaderConstants.TrueHeader, StringComparison.OrdinalIgnoreCase);

            string incrementalCopy = response.Headers[Constants.HeaderConstants.IncrementalCopyHeader];
            properties.IsIncrementalCopy = string.Equals(incrementalCopy, Constants.HeaderConstants.TrueHeader, StringComparison.OrdinalIgnoreCase);

            // Get blob type
            string blobType = response.Headers[Constants.HeaderConstants.BlobType];
            if (!string.IsNullOrEmpty(blobType))
            {
                properties.BlobType = (BlobType)Enum.Parse(typeof(BlobType), blobType, true);
            }

            // Get lease properties
            properties.LeaseStatus   = GetLeaseStatus(response);
            properties.LeaseState    = GetLeaseState(response);
            properties.LeaseDuration = GetLeaseDuration(response);

            // Get the content length. Prioritize range and x-ms over content length for the special cases.
            string rangeHeader             = response.Headers[HttpResponseHeader.ContentRange];
            string contentLengthHeader     = response.Headers[Constants.HeaderConstants.ContentLengthHeader];
            string blobContentLengthHeader = response.Headers[Constants.HeaderConstants.BlobContentLengthHeader];
            if (!string.IsNullOrEmpty(rangeHeader))
            {
                properties.Length = long.Parse(rangeHeader.Split('/')[1], CultureInfo.InvariantCulture);
            }
            else if (!string.IsNullOrEmpty(blobContentLengthHeader))
            {
                properties.Length = long.Parse(blobContentLengthHeader, CultureInfo.InvariantCulture);
            }
            else if (!string.IsNullOrEmpty(contentLengthHeader))
            {
                // On Windows Phone, ContentLength property is not always same as Content-Length header,
                // so we try to parse the header first.
                properties.Length = long.Parse(contentLengthHeader, CultureInfo.InvariantCulture);
            }
            else
            {
                properties.Length = response.ContentLength;
            }

            // Get sequence number
            string sequenceNumber = response.Headers[Constants.HeaderConstants.BlobSequenceNumber];
            if (!string.IsNullOrEmpty(sequenceNumber))
            {
                properties.PageBlobSequenceNumber = long.Parse(sequenceNumber, CultureInfo.InvariantCulture);
            }

            // Get committed block count
            string comittedBlockCount = response.Headers[Constants.HeaderConstants.BlobCommittedBlockCount];
            if (!string.IsNullOrEmpty(comittedBlockCount))
            {
                properties.AppendBlobCommittedBlockCount = int.Parse(comittedBlockCount, CultureInfo.InvariantCulture);
            }

            // Get the tier of the blob
            string premiumPageBlobTierInferredString = response.Headers[Constants.HeaderConstants.AccessTierInferredHeader];
            if (!string.IsNullOrEmpty(premiumPageBlobTierInferredString))
            {
                properties.BlobTierInferred = Convert.ToBoolean(premiumPageBlobTierInferredString);
            }

            string blobTierString = response.Headers[Constants.HeaderConstants.AccessTierHeader];

            StandardBlobTier?   standardBlobTier;
            PremiumPageBlobTier?premiumPageBlobTier;
            BlobHttpResponseParsers.GetBlobTier(properties.BlobType, blobTierString, out standardBlobTier, out premiumPageBlobTier);
            properties.StandardBlobTier    = standardBlobTier;
            properties.PremiumPageBlobTier = premiumPageBlobTier;

            if ((properties.PremiumPageBlobTier.HasValue || properties.StandardBlobTier.HasValue) && !properties.BlobTierInferred.HasValue)
            {
                properties.BlobTierInferred = false;
            }

            // Get the rehydration status
            string rehydrationStatusString = response.Headers[Constants.HeaderConstants.ArchiveStatusHeader];
            properties.RehydrationStatus = BlobHttpResponseParsers.GetRehydrationStatus(rehydrationStatusString);

            // Get the time the tier of the blob was last modified
            string accessTierChangeTimeString = response.Headers[Constants.HeaderConstants.AccessTierChangeTimeHeader];
            if (!string.IsNullOrEmpty(accessTierChangeTimeString))
            {
                properties.BlobTierLastModifiedTime = DateTimeOffset.Parse(accessTierChangeTimeString, CultureInfo.InvariantCulture);
            }

            return(properties);
        }
Esempio n. 2
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        /// <summary>
        /// Gets the blob's properties from the response.
        /// </summary>
        /// <param name="response">The web response.</param>
        /// <returns>The blob's properties.</returns>
        public static BlobProperties GetProperties(HttpResponseMessage response)
        {
            CommonUtility.AssertNotNull("response", response);

            BlobProperties properties = new BlobProperties();

            if (response.Content != null)
            {
                properties.LastModified = response.Content.Headers.LastModified;
                HttpContentHeaders contentHeaders = response.Content.Headers;
                properties.ContentEncoding    = HttpWebUtility.GetHeaderValues("Content-Encoding", contentHeaders);
                properties.ContentLanguage    = HttpWebUtility.GetHeaderValues("Content-Language", contentHeaders);
                properties.ContentDisposition = HttpWebUtility.GetHeaderValues("Content-Disposition", contentHeaders);
                properties.ContentType        = HttpWebUtility.GetHeaderValues("Content-Type", contentHeaders);


                if (response.Content.Headers.ContentMD5 != null && response.Content.Headers.ContentRange == null)
                {
                    properties.ContentMD5 = HttpResponseParsers.GetContentMD5(response);
                }
                else if (!string.IsNullOrEmpty(response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobContentMD5Header)))
                {
                    properties.ContentMD5 = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobContentMD5Header);
                }

                string created = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.CreationTimeHeader);
                properties.Created = string.IsNullOrEmpty(created) ? (DateTimeOffset?)null : DateTimeOffset.Parse(created, CultureInfo.InvariantCulture).ToUniversalTime();

                string blobEncryption = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.ServerEncrypted);
                properties.IsServerEncrypted = string.Equals(blobEncryption, Constants.HeaderConstants.TrueHeader, StringComparison.OrdinalIgnoreCase);

                string incrementalCopy = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.IncrementalCopyHeader);
                properties.IsIncrementalCopy = string.Equals(incrementalCopy, Constants.HeaderConstants.TrueHeader, StringComparison.OrdinalIgnoreCase);

                // Get the content length. Prioritize range and x-ms over content length for the special cases.
                string contentLengthHeader = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobContentLengthHeader);
                if ((response.Content.Headers.ContentRange != null) &&
                    response.Content.Headers.ContentRange.HasLength)
                {
                    properties.Length = response.Content.Headers.ContentRange.Length.Value;
                }
                else if (!string.IsNullOrEmpty(contentLengthHeader))
                {
                    properties.Length = long.Parse(contentLengthHeader);
                }
                else if (response.Content.Headers.ContentLength.HasValue)
                {
                    properties.Length = response.Content.Headers.ContentLength.Value;
                }
            }
            properties.CacheControl = HttpWebUtility.GetHeaderValues("Cache-Control", response.Headers);

            if (response.Headers.ETag != null)
            {
                properties.ETag = response.Headers.ETag.ToString();
            }

            // Get blob type
            string blobType = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobType);

            if (!string.IsNullOrEmpty(blobType))
            {
                properties.BlobType = (BlobType)Enum.Parse(typeof(BlobType), blobType, true);
            }

            // Get lease properties
            properties.LeaseStatus   = GetLeaseStatus(response);
            properties.LeaseState    = GetLeaseState(response);
            properties.LeaseDuration = GetLeaseDuration(response);

            // Get sequence number
            string sequenceNumber = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobSequenceNumber);

            if (!string.IsNullOrEmpty(sequenceNumber))
            {
                properties.PageBlobSequenceNumber = long.Parse(sequenceNumber, CultureInfo.InvariantCulture);
            }

            // Get committed block count
            string comittedBlockCount = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobCommittedBlockCount);

            if (!string.IsNullOrEmpty(comittedBlockCount))
            {
                properties.AppendBlobCommittedBlockCount = int.Parse(comittedBlockCount, CultureInfo.InvariantCulture);
            }

            // Get the tier of the blob
            string premiumBlobTierInferredString = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.AccessTierInferredHeader);

            if (!string.IsNullOrEmpty(premiumBlobTierInferredString))
            {
                properties.BlobTierInferred = Convert.ToBoolean(premiumBlobTierInferredString);
            }

            string              blobTierString = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.AccessTierHeader);
            StandardBlobTier?   standardBlobTier;
            PremiumPageBlobTier?premiumPageBlobTier;

            BlobHttpResponseParsers.GetBlobTier(properties.BlobType, blobTierString, out standardBlobTier, out premiumPageBlobTier);
            properties.StandardBlobTier    = standardBlobTier;
            properties.PremiumPageBlobTier = premiumPageBlobTier;

            // Get the rehydration status
            string rehydrationStatusString = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.ArchiveStatusHeader);

            if (!string.IsNullOrEmpty(rehydrationStatusString))
            {
                if (Constants.RehydratePendingToHot.Equals(rehydrationStatusString))
                {
                    properties.RehydrationStatus = RehydrationStatus.PendingToHot;
                }
                else if (Constants.RehydratePendingToCool.Equals(rehydrationStatusString))
                {
                    properties.RehydrationStatus = RehydrationStatus.PendingToCool;
                }
                else
                {
                    properties.RehydrationStatus = RehydrationStatus.Unknown;
                }
            }

            if ((properties.PremiumPageBlobTier.HasValue || properties.StandardBlobTier.HasValue) && !properties.BlobTierInferred.HasValue)
            {
                properties.BlobTierInferred = false;
            }

            // Get the time the tier of the blob was last modified
            string accessTierChangeTimeString = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.AccessTierChangeTimeHeader);

            if (!string.IsNullOrEmpty(accessTierChangeTimeString))
            {
                properties.BlobTierLastModifiedTime = DateTimeOffset.Parse(accessTierChangeTimeString, CultureInfo.InvariantCulture);
            }

            return(properties);
        }
        private IListBlobEntry ParseBlobEntry(Uri baseUri)
        {
            BlobAttributes blob = new BlobAttributes();
            string         name = null;

            // copy blob attribute strings
            string copyId                      = null;
            string copyStatus                  = null;
            string copyCompletionTime          = null;
            string copyProgress                = null;
            string copySource                  = null;
            string copyStatusDescription       = null;
            string copyDestinationSnapshotTime = null;

            string blobTierString          = null;
            string rehydrationStatusString = null;

            this.reader.ReadStartElement();
            while (this.reader.IsStartElement())
            {
                if (this.reader.IsEmptyElement)
                {
                    this.reader.Skip();
                }
                else
                {
                    switch (this.reader.Name)
                    {
                    case Constants.NameElement:
                        name = reader.ReadElementContentAsString();
                        break;

                    case Constants.SnapshotElement:
                        blob.SnapshotTime = reader.ReadElementContentAsString().ToUTCTime();
                        break;

                    case Constants.PropertiesElement:
                        this.reader.ReadStartElement();
                        while (this.reader.IsStartElement())
                        {
                            if (this.reader.IsEmptyElement)
                            {
                                this.reader.Skip();
                            }
                            else
                            {
                                switch (this.reader.Name)
                                {
                                case Constants.LastModifiedElement:
                                    blob.Properties.LastModified = reader.ReadElementContentAsString().ToUTCTime();
                                    break;

                                case Constants.EtagElement:
                                    blob.Properties.ETag = string.Format(CultureInfo.InvariantCulture, "\"{0}\"", reader.ReadElementContentAsString());
                                    break;

                                case Constants.ContentLengthElement:
                                    blob.Properties.Length = reader.ReadElementContentAsLong();
                                    break;

                                case Constants.CacheControlElement:
                                    blob.Properties.CacheControl = reader.ReadElementContentAsString();
                                    break;

                                case Constants.ContentTypeElement:
                                    blob.Properties.ContentType = reader.ReadElementContentAsString();
                                    break;

                                case Constants.HeaderConstants.ContentDispositionResponseHeader:
                                    blob.Properties.ContentDisposition = reader.ReadElementContentAsString();
                                    break;

                                case Constants.ContentEncodingElement:
                                    blob.Properties.ContentEncoding = reader.ReadElementContentAsString();
                                    break;

                                case Constants.ContentLanguageElement:
                                    blob.Properties.ContentLanguage = reader.ReadElementContentAsString();
                                    break;

                                case Constants.ContentMD5Element:
                                    blob.Properties.ContentMD5 = reader.ReadElementContentAsString();
                                    break;

                                case Constants.BlobTypeElement:
                                    string blobTypeString = reader.ReadElementContentAsString();
                                    switch (blobTypeString)
                                    {
                                    case Constants.BlockBlobValue:
                                        blob.Properties.BlobType = BlobType.BlockBlob;
                                        break;

                                    case Constants.PageBlobValue:
                                        blob.Properties.BlobType = BlobType.PageBlob;
                                        break;

                                    case Constants.AppendBlobValue:
                                        blob.Properties.BlobType = BlobType.AppendBlob;
                                        break;
                                    }

                                    break;

                                case Constants.LeaseStatusElement:
                                    blob.Properties.LeaseStatus = BlobHttpResponseParsers.GetLeaseStatus(reader.ReadElementContentAsString());
                                    break;

                                case Constants.LeaseStateElement:
                                    blob.Properties.LeaseState = BlobHttpResponseParsers.GetLeaseState(reader.ReadElementContentAsString());
                                    break;

                                case Constants.LeaseDurationElement:
                                    blob.Properties.LeaseDuration = BlobHttpResponseParsers.GetLeaseDuration(reader.ReadElementContentAsString());
                                    break;

                                case Constants.CopyIdElement:
                                    copyId = reader.ReadElementContentAsString();
                                    break;

                                case Constants.CopyCompletionTimeElement:
                                    copyCompletionTime = reader.ReadElementContentAsString();
                                    break;

                                case Constants.CopyStatusElement:
                                    copyStatus = reader.ReadElementContentAsString();
                                    break;

                                case Constants.CopyProgressElement:
                                    copyProgress = reader.ReadElementContentAsString();
                                    break;

                                case Constants.CopySourceElement:
                                    copySource = reader.ReadElementContentAsString();
                                    break;

                                case Constants.CopyStatusDescriptionElement:
                                    copyStatusDescription = reader.ReadElementContentAsString();
                                    break;

                                case Constants.ServerEncryptionElement:
                                    blob.Properties.IsServerEncrypted = BlobHttpResponseParsers.GetServerEncrypted(reader.ReadElementContentAsString());
                                    break;

                                case Constants.IncrementalCopy:
                                    blob.Properties.IsIncrementalCopy = BlobHttpResponseParsers.GetIncrementalCopyStatus(reader.ReadElementContentAsString());
                                    break;

                                case Constants.CopyDestinationSnapshotElement:
                                    copyDestinationSnapshotTime = reader.ReadElementContentAsString();
                                    break;

                                case Constants.AccessTierElement:
                                    blobTierString = reader.ReadElementContentAsString();
                                    break;

                                case Constants.ArchiveStatusElement:
                                    rehydrationStatusString = reader.ReadElementContentAsString();
                                    break;

                                default:
                                    reader.Skip();
                                    break;
                                }
                            }
                        }

                        this.reader.ReadEndElement();
                        break;

                    case Constants.MetadataElement:
                        blob.Metadata = Response.ParseMetadata(this.reader);
                        break;

                    default:
                        this.reader.Skip();
                        break;
                    }
                }
            }

            this.reader.ReadEndElement();

            Uri uri = NavigationHelper.AppendPathToSingleUri(baseUri, name);

            if (blob.SnapshotTime.HasValue)
            {
                UriQueryBuilder builder = new UriQueryBuilder();
                builder.Add("snapshot", Request.ConvertDateTimeToSnapshotString(blob.SnapshotTime.Value));
                uri = builder.AddToUri(uri);
            }

            blob.StorageUri = new StorageUri(uri);

            if (!string.IsNullOrEmpty(copyStatus))
            {
                blob.CopyState = BlobHttpResponseParsers.GetCopyAttributes(
                    copyStatus,
                    copyId,
                    copySource,
                    copyProgress,
                    copyCompletionTime,
                    copyStatusDescription,
                    copyDestinationSnapshotTime);
            }

            if (!string.IsNullOrEmpty(blobTierString))
            {
                StandardBlobTier?   standardBlobTier;
                PremiumPageBlobTier?premiumPageBlobTier;
                BlobHttpResponseParsers.GetBlobTier(blob.Properties.BlobType, blobTierString, out standardBlobTier, out premiumPageBlobTier);
                blob.Properties.StandardBlobTier    = standardBlobTier;
                blob.Properties.PremiumPageBlobTier = premiumPageBlobTier;
                blob.Properties.BlobTierInferred    = false;
            }

            blob.Properties.RehydrationStatus = BlobHttpResponseParsers.GetRehydrationStatus(rehydrationStatusString);

            return(new ListBlobEntry(name, blob));
        }
        private static async Task <IListBlobEntry> ParseBlobEntryAsync(XmlReader reader, Uri baseUri, CancellationToken token)
        {
            token.ThrowIfCancellationRequested();

            BlobAttributes blob = new BlobAttributes();
            string         name = null;

            // copy blob attribute strings
            string copyId                      = null;
            string copyStatus                  = null;
            string copyCompletionTime          = null;
            string copyProgress                = null;
            string copySource                  = null;
            string copyStatusDescription       = null;
            string copyDestinationSnapshotTime = null;

            string         blobTierString           = null;
            bool?          blobTierInferred         = null;
            string         rehydrationStatusString  = null;
            DateTimeOffset?blobTierLastModifiedTime = null;

            await reader.ReadStartElementAsync().ConfigureAwait(false);

            while (await reader.IsStartElementAsync().ConfigureAwait(false))
            {
                token.ThrowIfCancellationRequested();

                if (reader.IsEmptyElement)
                {
                    await reader.SkipAsync().ConfigureAwait(false);
                }
                else
                {
                    switch (reader.Name)
                    {
                    case Constants.NameElement:
                        name = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                        break;

                    case Constants.SnapshotElement:
                        blob.SnapshotTime = (await reader.ReadElementContentAsStringAsync().ConfigureAwait(false)).ToUTCTime();
                        break;

                    case Constants.DeletedElement:
                        blob.IsDeleted = BlobHttpResponseParsers.GetDeletionStatus(await reader.ReadElementContentAsStringAsync().ConfigureAwait(false));
                        break;

                    case Constants.PropertiesElement:
                        await reader.ReadStartElementAsync().ConfigureAwait(false);

                        while (await reader.IsStartElementAsync().ConfigureAwait(false))
                        {
                            token.ThrowIfCancellationRequested();

                            if (reader.IsEmptyElement)
                            {
                                await reader.SkipAsync().ConfigureAwait(false);
                            }
                            else
                            {
                                switch (reader.Name)
                                {
                                case Constants.CreationTimeElement:
                                    blob.Properties.Created = (await reader.ReadElementContentAsStringAsync().ConfigureAwait(false)).ToUTCTime();
                                    break;

                                case Constants.LastModifiedElement:
                                    blob.Properties.LastModified = (await reader.ReadElementContentAsStringAsync().ConfigureAwait(false)).ToUTCTime();
                                    break;

                                case Constants.EtagElement:
                                    blob.Properties.ETag = string.Format(CultureInfo.InvariantCulture, "\"{0}\"", await reader.ReadElementContentAsStringAsync().ConfigureAwait(false));
                                    break;

                                case Constants.ContentLengthElement:
                                    blob.Properties.Length = await reader.ReadElementContentAsInt64Async().ConfigureAwait(false);

                                    break;

                                case Constants.CacheControlElement:
                                    blob.Properties.CacheControl = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.ContentTypeElement:
                                    blob.Properties.ContentType = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.HeaderConstants.ContentDispositionResponseHeader:
                                    blob.Properties.ContentDisposition = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.ContentEncodingElement:
                                    blob.Properties.ContentEncoding = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.ContentLanguageElement:
                                    blob.Properties.ContentLanguage = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.ContentMD5Element:
                                    blob.Properties.ContentMD5 = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.BlobTypeElement:
                                    string blobTypeString = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    switch (blobTypeString)
                                    {
                                    case Constants.BlockBlobValue:
                                        blob.Properties.BlobType = BlobType.BlockBlob;
                                        break;

                                    case Constants.PageBlobValue:
                                        blob.Properties.BlobType = BlobType.PageBlob;
                                        break;

                                    case Constants.AppendBlobValue:
                                        blob.Properties.BlobType = BlobType.AppendBlob;
                                        break;
                                    }

                                    break;

                                case Constants.LeaseStatusElement:
                                    blob.Properties.LeaseStatus = BlobHttpResponseParsers.GetLeaseStatus(await reader.ReadElementContentAsStringAsync().ConfigureAwait(false));
                                    break;

                                case Constants.LeaseStateElement:
                                    blob.Properties.LeaseState = BlobHttpResponseParsers.GetLeaseState(await reader.ReadElementContentAsStringAsync().ConfigureAwait(false));
                                    break;

                                case Constants.LeaseDurationElement:
                                    blob.Properties.LeaseDuration = BlobHttpResponseParsers.GetLeaseDuration(await reader.ReadElementContentAsStringAsync().ConfigureAwait(false));
                                    break;

                                case Constants.CopyIdElement:
                                    copyId = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.CopyCompletionTimeElement:
                                    copyCompletionTime = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.CopyStatusElement:
                                    copyStatus = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.CopyProgressElement:
                                    copyProgress = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.CopySourceElement:
                                    copySource = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.CopyStatusDescriptionElement:
                                    copyStatusDescription = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.ServerEncryptionElement:
                                    blob.Properties.IsServerEncrypted = BlobHttpResponseParsers.GetServerEncrypted(await reader.ReadElementContentAsStringAsync().ConfigureAwait(false));
                                    break;

                                case Constants.IncrementalCopy:
                                    blob.Properties.IsIncrementalCopy = BlobHttpResponseParsers.GetIncrementalCopyStatus(await reader.ReadElementContentAsStringAsync().ConfigureAwait(false));
                                    break;

                                case Constants.CopyDestinationSnapshotElement:
                                    copyDestinationSnapshotTime = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.AccessTierElement:
                                    blobTierString = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.ArchiveStatusElement:
                                    rehydrationStatusString = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    break;

                                case Constants.AccessTierInferred:
                                    blobTierInferred = await reader.ReadElementContentAsBooleanAsync().ConfigureAwait(false);

                                    break;

                                case Constants.AccessTierChangeTimeElement:
                                    string t = await reader.ReadElementContentAsStringAsync().ConfigureAwait(false);

                                    blobTierLastModifiedTime = DateTimeOffset.Parse(t, CultureInfo.InvariantCulture);
                                    break;

                                case Constants.DeletedTimeElement:
                                    blob.Properties.DeletedTime = (await reader.ReadElementContentAsStringAsync().ConfigureAwait(false)).ToUTCTime();
                                    break;

                                case Constants.RemainingRetentionDaysElement:
                                    blob.Properties.RemainingDaysBeforePermanentDelete = int.Parse(await reader.ReadElementContentAsStringAsync().ConfigureAwait(false));
                                    break;

                                default:
                                    await reader.SkipAsync().ConfigureAwait(false);

                                    break;
                                }
                            }
                        }

                        await reader.ReadEndElementAsync().ConfigureAwait(false);

                        break;

                    case Constants.MetadataElement:
                        blob.Metadata = await Response.ParseMetadataAsync(reader).ConfigureAwait(false);

                        break;

                    default:
                        await reader.SkipAsync().ConfigureAwait(false);

                        break;
                    }
                }
            }

            await reader.ReadEndElementAsync().ConfigureAwait(false);

            Uri uri = NavigationHelper.AppendPathToSingleUri(baseUri, name);

            if (blob.SnapshotTime.HasValue)
            {
                UriQueryBuilder builder = new UriQueryBuilder();
                builder.Add("snapshot", Request.ConvertDateTimeToSnapshotString(blob.SnapshotTime.Value));
                uri = builder.AddToUri(uri);
            }

            blob.StorageUri = new StorageUri(uri);

            if (!string.IsNullOrEmpty(copyStatus))
            {
                blob.CopyState = BlobHttpResponseParsers.GetCopyAttributes(
                    copyStatus,
                    copyId,
                    copySource,
                    copyProgress,
                    copyCompletionTime,
                    copyStatusDescription,
                    copyDestinationSnapshotTime);
            }

            if (!string.IsNullOrEmpty(blobTierString))
            {
                StandardBlobTier?   standardBlobTier;
                PremiumPageBlobTier?premiumPageBlobTier;
                BlobHttpResponseParsers.GetBlobTier(blob.Properties.BlobType, blobTierString, out standardBlobTier, out premiumPageBlobTier);
                blob.Properties.StandardBlobTier    = standardBlobTier;
                blob.Properties.PremiumPageBlobTier = premiumPageBlobTier;
            }

            blob.Properties.RehydrationStatus        = BlobHttpResponseParsers.GetRehydrationStatus(rehydrationStatusString);
            blob.Properties.BlobTierLastModifiedTime = blobTierLastModifiedTime;
            blob.Properties.BlobTierInferred         = blobTierInferred;

            return(new ListBlobEntry(name, blob));
        }
Esempio n. 5
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        /// <summary>
        /// Gets the blob's properties from the response.
        /// </summary>
        /// <param name="response">The web response.</param>
        /// <returns>The blob's properties.</returns>
        public static BlobProperties GetProperties(HttpResponseMessage response)
        {
            BlobProperties properties = new BlobProperties();

            if (response.Content != null)
            {
                properties.LastModified    = response.Content.Headers.LastModified;
                properties.ContentEncoding = HttpWebUtility.CombineHttpHeaderValues(response.Content.Headers.ContentEncoding);
                properties.ContentLanguage = HttpWebUtility.CombineHttpHeaderValues(response.Content.Headers.ContentLanguage);

                if (response.Content.Headers.ContentDisposition != null)
                {
                    properties.ContentDisposition = response.Content.Headers.ContentDisposition.ToString();
                }

                if (response.Content.Headers.ContentMD5 != null && response.Content.Headers.ContentRange == null)
                {
                    properties.ContentMD5 = Convert.ToBase64String(response.Content.Headers.ContentMD5);
                }
                else if (!string.IsNullOrEmpty(response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobContentMD5Header)))
                {
                    properties.ContentMD5 = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobContentMD5Header);
                }

                if (response.Content.Headers.ContentType != null)
                {
                    properties.ContentType = response.Content.Headers.ContentType.ToString();
                }

                string blobEncryption = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.ServerEncrypted);
                properties.IsServerEncrypted = string.Equals(blobEncryption, Constants.HeaderConstants.TrueHeader, StringComparison.OrdinalIgnoreCase);

                string incrementalCopy = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.IncrementalCopyHeader);
                properties.IsIncrementalCopy = string.Equals(incrementalCopy, Constants.HeaderConstants.TrueHeader, StringComparison.OrdinalIgnoreCase);

                // Get the content length. Prioritize range and x-ms over content length for the special cases.
                string contentLengthHeader = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobContentLengthHeader);
                if ((response.Content.Headers.ContentRange != null) &&
                    response.Content.Headers.ContentRange.HasLength)
                {
                    properties.Length = response.Content.Headers.ContentRange.Length.Value;
                }
                else if (!string.IsNullOrEmpty(contentLengthHeader))
                {
                    properties.Length = long.Parse(contentLengthHeader);
                }
                else if (response.Content.Headers.ContentLength.HasValue)
                {
                    properties.Length = response.Content.Headers.ContentLength.Value;
                }
            }

            if (response.Headers.CacheControl != null)
            {
                properties.CacheControl = response.Headers.CacheControl.ToString();
            }

            if (response.Headers.ETag != null)
            {
                properties.ETag = response.Headers.ETag.ToString();
            }

            // Get blob type
            string blobType = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobType);

            if (!string.IsNullOrEmpty(blobType))
            {
                properties.BlobType = (BlobType)Enum.Parse(typeof(BlobType), blobType, true);
            }

            // Get lease properties
            properties.LeaseStatus   = GetLeaseStatus(response);
            properties.LeaseState    = GetLeaseState(response);
            properties.LeaseDuration = GetLeaseDuration(response);

            // Get sequence number
            string sequenceNumber = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobSequenceNumber);

            if (!string.IsNullOrEmpty(sequenceNumber))
            {
                properties.PageBlobSequenceNumber = long.Parse(sequenceNumber, CultureInfo.InvariantCulture);
            }

            // Get committed block count
            string comittedBlockCount = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.BlobCommittedBlockCount);

            if (!string.IsNullOrEmpty(comittedBlockCount))
            {
                properties.AppendBlobCommittedBlockCount = int.Parse(comittedBlockCount, CultureInfo.InvariantCulture);
            }

            // Get the tier of the blob
            string premiumBlobTierInferredString = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.AccessTierInferredHeader);

            if (!string.IsNullOrEmpty(premiumBlobTierInferredString))
            {
                properties.BlobTierInferred = Convert.ToBoolean(premiumBlobTierInferredString);
            }

            string premiumBlobTierString = response.Headers.GetHeaderSingleValueOrDefault(Constants.HeaderConstants.AccessTierHeader);
            PremiumPageBlobTier?premiumPageBlobTier;

            BlobHttpResponseParsers.GetBlobTier(properties.BlobType, premiumBlobTierString, out premiumPageBlobTier);
            properties.PremiumPageBlobTier = premiumPageBlobTier;
            if (properties.PremiumPageBlobTier.HasValue && !properties.BlobTierInferred.HasValue)
            {
                properties.BlobTierInferred = false;
            }

            return(properties);
        }