Module: ADIWG::Mdtranslator::Readers::MdJson::Extent

Defined in:
lib/adiwg/mdtranslator/readers/mdJson/modules/module_extent.rb

Class Method Summary collapse

Class Method Details

.unpack(hExtent, responseObj, inContext = nil) ⇒ Object 



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# File 'lib/adiwg/mdtranslator/readers/mdJson/modules/module_extent.rb', line 19

def self.unpack(hExtent, responseObj, inContext = nil)

   @MessagePath = ADIWG::Mdtranslator::Readers::MdJson::MdJson

   # return nil object if input is empty
   if hExtent.empty?
      @MessagePath.issueWarning(270, responseObj, inContext)
      return nil
   end

   # instance classes needed in script
   intMetadataClass = InternalMetadata.new
   intExtent = intMetadataClass.newExtent

   outContext = 'extent'
   outContext = inContext + ' > ' + outContext unless inContext.nil?

   haveExtent = false

   # extent - description
   if hExtent.has_key?('description')
      unless hExtent['description'] == ''
         intExtent[:description] = hExtent['description']
         haveExtent = true
      end
   end

   # extent - geographicExtent
   if hExtent.has_key?('geographicExtent')
      hExtent['geographicExtent'].each do |item|
         unless item.empty?
            hReturn = GeographicExtent.unpack(item, responseObj, outContext)
            unless hReturn.nil?
               intExtent[:geographicExtents] << hReturn
               haveExtent = true
            end
         end
      end
   end

   # extent - temporalExtent
   if hExtent.has_key?('temporalExtent')
      hExtent['temporalExtent'].each do |item|
         unless item.empty?
            hReturn = TemporalExtent.unpack(item, responseObj, outContext)
            unless hReturn.nil?
               intExtent[:temporalExtents] << hReturn
               haveExtent = true
            end
         end
      end
   end

   # extent - verticalExtent
   if hExtent.has_key?('verticalExtent')
      hExtent['verticalExtent'].each do |item|
         unless item.empty?
            hReturn = VerticalExtent.unpack(item, responseObj, outContext)
            unless hReturn.nil?
               intExtent[:verticalExtents] << hReturn
               haveExtent = true
            end
         end
      end
   end

   # error messages
   unless haveExtent
      @MessagePath.issueError(271, responseObj, inContext)
   end

   return intExtent

end