Module: Azure::Storage::Blob::Serialization

Includes:
Common::Service::Serialization
Defined in:
lib/azure/storage/blob/serialization.rb

Class Method Summary collapse

Class Method Details

.add_block(type, block_node, block_list) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 319

def self.add_block(type, block_node, block_list)
  block = Block.new do |b|
    b.name = Base64.strict_decode64(block_node.Name.text) if (block_node > "Name").any?
    b.size = block_node.Size.text.to_i if (block_node > "Size").any?
    b.type = type
  end
  block_list[type].push block
end

.blob_enumeration_results_from_xml(xml) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 132

def self.blob_enumeration_results_from_xml(xml)
  xml = slopify(xml)
  expect_node("EnumerationResults", xml)

  results = enumeration_results_from_xml(xml, Azure::Storage::Common::Service::EnumerationResults.new)

  return results unless (xml > "Blobs").any?

  if ((xml > "Blobs") > "Blob").any?
    if xml.Blobs.Blob.count == 0
      results.push(blob_from_xml(xml.Blobs.Blob))
    else
      xml.Blobs.Blob.each { |blob_node|
        results.push(blob_from_xml(blob_node))
      }
    end
  end

  if ((xml > "Blobs") > "BlobPrefix").any?
    if xml.Blobs.BlobPrefix.count == 0
      results.push(blob_prefix_from_xml(xml.Blobs.BlobPrefix))
    else
      xml.Blobs.BlobPrefix.each { |blob_prefix|
        results.push(blob_prefix_from_xml(blob_prefix))
      }
    end
  end

  results
end

.blob_from_headers(headers) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 187

def self.blob_from_headers(headers)
  Blob.new do |blob|
    blob.properties = blob_properties_from_headers(headers)
    blob.metadata = metadata_from_headers(headers)
    blob.encrypted = headers[Azure::Storage::Common::HeaderConstants::REQUEST_SERVER_ENCRYPTED] || headers[Azure::Storage::Common::HeaderConstants::SERVER_ENCRYPTED]
    blob.encrypted = blob.encrypted.to_s == "true" unless blob.encrypted.nil?
  end
end

.blob_from_xml(xml) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 171

def self.blob_from_xml(xml)
  xml = slopify(xml)
  expect_node("Blob", xml)

  Blob.new do |blob|
    blob.name = xml.Name.text if (xml > "Name").any?
    blob.snapshot = xml.Snapshot.text if (xml > "Snapshot").any?

    blob.metadata = metadata_from_xml(xml.Metadata) if (xml > "Metadata").any?
    if (xml > "Properties").any?
      blob.properties = blob_properties_from_xml(xml.Properties)
      blob.encrypted = xml.Properties.ServerEncrypted.text == "true" if (xml.Properties > "ServerEncrypted").any?
    end
  end
end

.blob_prefix_from_xml(xml) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 163

def self.blob_prefix_from_xml(xml)
  xml = slopify(xml)
  expect_node("BlobPrefix", xml)

  name = xml.Name.text if (xml > "Name").any?
  name
end

.blob_properties_from_headers(headers) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 227

def self.blob_properties_from_headers(headers)
  props = {}

  props[:last_modified] = headers["Last-Modified"]
  props[:etag] = headers["Etag"]
  props[:lease_status] = headers["x-ms-lease-status"]
  props[:lease_state] = headers["x-ms-lease-state"]
  props[:lease_duration] = headers["x-ms-lease-duration"]

  props[:content_length] = headers["x-ms-blob-content-length"] || headers["Content-Length"]
  props[:content_length] = props[:content_length].to_i if props[:content_length]

  props[:content_type] =  headers["x-ms-blob-content-type"] || headers["Content-Type"]
  props[:content_encoding] = headers["x-ms-blob-content-encoding"] || headers["Content-Encoding"]
  props[:content_language] = headers["x-ms-blob-content-language"] || headers["Content-Language"]
  props[:content_disposition] = headers["x-ms-blob-content-disposition"] || headers["Content-Disposition"]
  props[:content_md5] = headers["x-ms-blob-content-md5"] || headers["Content-MD5"]
  props[:range_md5] = headers["Content-MD5"] if headers["x-ms-blob-content-md5"] && headers["Content-MD5"]

  props[:cache_control] = headers["x-ms-blob-cache-control"] || headers["Cache-Control"]
  props[:sequence_number] = headers["x-ms-blob-sequence-number"].to_i if headers["x-ms-blob-sequence-number"]
  props[:blob_type] = headers["x-ms-blob-type"]

  props[:copy_id] = headers["x-ms-copy-id"]
  props[:copy_status] = headers["x-ms-copy-status"]
  props[:copy_source] = headers["x-ms-copy-source"]
  props[:copy_progress] = headers["x-ms-copy-progress"]
  props[:copy_completion_time] = headers["x-ms-copy-completion-time"]
  props[:copy_status_description] = headers["x-ms-copy-status-description"]

  props[:accept_ranges] = headers["Accept-Ranges"].to_i if headers["Accept-Ranges"]

  props[:append_offset] = headers["x-ms-blob-append-offset"].to_i if headers["x-ms-blob-append-offset"]
  props[:committed_count] = headers["x-ms-blob-committed-block-count"].to_i if headers["x-ms-blob-committed-block-count"]
  props[:incremental_copy] = headers["x-ms-incremental-copy"].to_s == "true" if headers["x-ms-incremental-copy"]

  props
end

.blob_properties_from_xml(xml) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 196

def self.blob_properties_from_xml(xml)
  xml = slopify(xml)
  expect_node("Properties", xml)

  props = {}

  props[:last_modified] = (xml > "Last-Modified").text if (xml > "Last-Modified").any?
  props[:etag] = xml.Etag.text if (xml > "Etag").any?
  props[:lease_status] = xml.LeaseStatus.text if (xml > "LeaseStatus").any?
  props[:lease_state] = xml.LeaseState.text if (xml > "LeaseState").any?
  props[:lease_duration] = xml.LeaseDuration.text if (xml > "LeaseDuration").any?
  props[:content_length] = (xml > "Content-Length").text.to_i if (xml > "Content-Length").any?
  props[:content_type] = (xml > "Content-Type").text if (xml > "Content-Type").any?
  props[:content_encoding] = (xml > "Content-Encoding").text if (xml > "Content-Encoding").any?
  props[:content_language] = (xml > "Content-Language").text if (xml > "Content-Language").any?
  props[:content_md5] = (xml > "Content-MD5").text if (xml > "Content-MD5").any?

  props[:cache_control] = (xml > "Cache-Control").text if (xml > "Cache-Control").any?
  props[:sequence_number] = (xml > "x-ms-blob-sequence-number").text.to_i if (xml > "x-ms-blob-sequence-number").any?
  props[:blob_type] = xml.BlobType.text if (xml > "BlobType").any?
  props[:copy_id] = xml.CopyId.text if (xml > "CopyId").any?
  props[:copy_status] = xml.CopyStatus.text if (xml > "CopyStatus").any?
  props[:copy_source] = xml.CopySource.text if (xml > "CopySource").any?
  props[:copy_progress] = xml.CopyProgress.text if (xml > "CopyProgress").any?
  props[:copy_completion_time] = xml.CopyCompletionTime.text if (xml > "CopyCompletionTime").any?
  props[:copy_status_description] = xml.CopyStatusDescription.text if (xml > "CopyStatusDescription").any?
  props[:incremental_copy] = xml.IncrementalCopy.text == "true" if (xml > "IncrementalCopy").any?

  props
end

.block_list_from_xml(xml) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 285

def self.block_list_from_xml(xml)
  xml = slopify(xml)
  expect_node("BlockList", xml)

  block_list = {
    committed: [],
    uncommitted: []
  }

  if ((xml > "CommittedBlocks") > "Block").any?
    if xml.CommittedBlocks.Block.count == 0
      add_block(:committed, xml.CommittedBlocks.Block, block_list)
    else
      xml.CommittedBlocks.Block.each { |block_node|
        add_block(:committed, block_node, block_list)
      }
    end
  end

  return block_list unless (xml > "UncommittedBlocks")

  if ((xml > "UncommittedBlocks") > "Block").any?
    if xml.UncommittedBlocks.Block.count == 0
      add_block(:uncommitted, xml.UncommittedBlocks.Block, block_list)
    else
      xml.UncommittedBlocks.Block.each { |block_node|
        add_block(:uncommitted, block_node, block_list)
      }
    end
  end

  block_list
end

.block_list_to_xml(block_list) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 266

def self.block_list_to_xml(block_list)
  builder = Nokogiri::XML::Builder.new(encoding: "UTF-8") do |xml|
    xml.BlockList {
      block_list.each { |block|
        encoded_id = Base64.strict_encode64(block[0])
        case block[1]
        when :uncommitted
          xml.Uncommitted encoded_id
        when :committed
          xml.Committed encoded_id
        else
          xml.Latest encoded_id
        end
      }
    }
  end
  builder.to_xml
end

.container_enumeration_results_from_xml(xml) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 33

def self.container_enumeration_results_from_xml(xml)
  xml = slopify(xml)
  expect_node("EnumerationResults", xml)

  results = enumeration_results_from_xml(xml, Azure::Storage::Common::Service::EnumerationResults.new)

  return results unless (xml > "Containers").any? && ((xml > "Containers") > "Container").any?

  if xml.Containers.Container.count == 0
    results.push(container_from_xml(xml.Containers.Container))
  else
    xml.Containers.Container.each { |container_node|
      results.push(container_from_xml(container_node))
    }
  end

  results
end

.container_from_headers(headers) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 89

def self.container_from_headers(headers)
  Container::Container.new do |container|
    container.properties = container_properties_from_headers(headers)
    container.public_access_level = public_access_level_from_headers(headers)
    container.metadata = metadata_from_headers(headers)
  end
end

.container_from_xml(xml) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 77

def self.container_from_xml(xml)
  xml = slopify(xml)
  expect_node("Container", xml)

  Container::Container.new do |container|
    container.name = xml.Name.text if (xml > "Name").any?
    container.properties = container_properties_from_xml(xml.Properties) if (xml > "Properties").any?
    container.metadata = metadata_from_xml(xml.Metadata) if (xml > "Metadata").any?
    container.public_access_level = public_access_level_from_properties_xml(xml.Properties) if (xml > "Properties").any?
  end
end

.container_properties_from_headers(headers) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 112

def self.container_properties_from_headers(headers)
  props = {}

  props[:last_modified] = headers["Last-Modified"]
  props[:etag] = headers["Etag"]
  props[:lease_status] = headers["x-ms-lease-status"]
  props[:lease_state] = headers["x-ms-lease-state"]
  props[:lease_duration] = headers["x-ms-lease-duration"]

  props
end

.container_properties_from_xml(xml) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 97

def self.container_properties_from_xml(xml)
  xml = slopify(xml)
  expect_node("Properties", xml)

  props = {}

  props[:last_modified] = (xml > "Last-Modified").text if (xml > "Last-Modified").any?
  props[:etag] = xml.Etag.text if (xml > "Etag").any?
  props[:lease_status] = xml.LeaseStatus.text if (xml > "LeaseStatus").any?
  props[:lease_state] = xml.LeaseState.text if (xml > "LeaseState").any?
  props[:lease_duration] = xml.LeaseDuration.text if (xml > "LeaseDuration").any?

  props
end

.key_info_to_xml(start, expiry) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 52

def self.key_info_to_xml(start, expiry)
  builder = Nokogiri::XML::Builder.new(encoding: "UTF-8") do |xml|
    xml.KeyInfo {
      xml.Start start.utc.iso8601
      xml.Expiry expiry.utc.iso8601
    }
  end
  builder.to_xml
end

.page_list_from_xml(xml) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 328

def self.page_list_from_xml(xml)
  xml = slopify(xml)
  expect_node("PageList", xml)

  page_list = []

  return page_list unless (xml > "PageRange").any?

  if xml.PageRange.count == 0
    page_list.push [xml.PageRange.Start.text.to_i, xml.PageRange.End.text.to_i]
  else
    xml.PageRange.each { |page_range|
      page_list.push [page_range.Start.text.to_i, page_range.End.text.to_i]
    }
  end

  page_list
end

.public_access_level_from_headers(headers) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 124

def self.public_access_level_from_headers(headers)
  headers["x-ms-blob-public-access"]
end

.public_access_level_from_properties_xml(xml) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 128

def self.public_access_level_from_properties_xml(xml)
  (xml > "PublicAccess").any? ? xml.PublicAccess.text : nil
end

.user_delegation_key_from_xml(xml) ⇒ Object 



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# File 'lib/azure/storage/blob/serialization.rb', line 62

def self.user_delegation_key_from_xml(xml)
  xml = slopify(xml)
  expect_node("UserDelegationKey", xml)

  Azure::Storage::Common::Service::UserDelegationKey.new do |user_delegation_key|
    user_delegation_key.signed_oid = xml.SignedOid.text if (xml > "SignedOid").any?
    user_delegation_key.signed_tid = xml.SignedTid.text if (xml > "SignedTid").any?
    user_delegation_key.signed_start = xml.SignedStart.text if (xml > "SignedStart").any?
    user_delegation_key.signed_expiry = xml.SignedExpiry.text if (xml > "SignedExpiry").any?
    user_delegation_key.signed_service = xml.SignedService.text if (xml > "SignedService").any?
    user_delegation_key.signed_version = xml.SignedVersion.text if (xml > "SignedVersion").any?
    user_delegation_key.value = xml.Value.text if (xml > "Value").any?
  end
end