Class: ADIWG::Mdtranslator::Writers::Iso19115_2::CoverageDescription

Inherits:
Object
  • Object
show all
Defined in:
lib/adiwg/mdtranslator/writers/iso19115_2/classes/class_coverageDescription.rb

Instance Method Summary collapse

Constructor Details

#initialize(xml, hResponseObj) ⇒ CoverageDescription 



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# File 'lib/adiwg/mdtranslator/writers/iso19115_2/classes/class_coverageDescription.rb', line 21

def initialize(xml, hResponseObj)
   @xml = xml
   @hResponseObj = hResponseObj
   @NameSpace = ADIWG::Mdtranslator::Writers::Iso19115_2
end

Instance Method Details

#writeXML(hCoverage) ⇒ Object 



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# File 'lib/adiwg/mdtranslator/writers/iso19115_2/classes/class_coverageDescription.rb', line 27

def writeXML(hCoverage)

   # classes used
   codelistClass = MD_Codelist.new(@xml, @hResponseObj)
   attributeClass = Attribute.new(@xml, @hResponseObj)
   imageClass = MI_ImageDescription.new(@xml, @hResponseObj)

   # determine type of MD_CoverageDescription to write
   if hCoverage[:imageDescription].empty?
      contentTag = 'gmi:MI_CoverageDescription'
   else
      contentTag = 'gmi:MI_ImageDescription'
   end

   @xml.tag!(contentTag) do

      # coverage description - attribute description (required)
      # combine coverageName and coverageDescription
      attDesc = ''
      unless hCoverage[:coverageName].nil?
         attDesc += hCoverage[:coverageName] + '; '
      end
      unless hCoverage[:coverageDescription].nil?
         attDesc += hCoverage[:coverageDescription]
      end
      unless attDesc == ''
         @xml.tag!('gmd:attributeDescription') do
            @xml.tag!('gco:RecordType', attDesc)
         end
      end
      if attDesc == ''
         @NameSpace.issueWarning(40, 'gmd:attributeDescription')
      end

      # coverage description - content type (required) {MD_CoverageContentTypeCode}
      # coverageContentTypeCode (ISO) = attributeContentType (mdJson)
      # in ISO 19115-1 coverageContentTypeCode [] (required) in attributeGroup
      # ... coverageContentTypeCode applies only to attributeGroup
      # in ISO 19115-2 coverageContentTypeCode (required) in CoverageDescription
      # ... contentInfo must be either coverageDescription or imageDescription
      # ... coverageContentTypeCode applies to both imageDescription and attribute (rangeDimension)
      # mdJson does not require either attributeGroup or imageDescription
      # so, coverageContentTypeCode will be missing when content info is imageDescription
      # how to handle in ISO 19115-2 ...
      # when content info is imageDescription set contentCoverageType to 'image'
      # when content info is attributeGroup contentCoverageType will be available
      # when content info is not provided set contentType to 'nilReason=missing'
      contentType = nil
      contentType = 'image' if contentTag == 'gmi:MI_ImageDescription'
      if contentTag == 'gmi:MI_CoverageDescription'
         aGroups = hCoverage[:attributeGroups]
         unless aGroups.empty?
            aAttContents = aGroups[0][:attributeContentTypes]
            unless aAttContents.empty?
               contentType = aAttContents[0]
            end
         end
      end
      unless contentType.nil?
         @xml.tag!('gmd:contentType') do
            codelistClass.writeXML('gmd', 'iso_coverageContentType', contentType)
         end
      end
      if contentType.nil?
         @NameSpace.issueWarning(41, 'gmd:contentType')
      end

      # coverage description - dimension []
      haveAttribute = false
      if contentTag == 'gmi:MI_CoverageDescription'
         aGroups.each do |hGroup|
            aAttributes = hGroup[:attributes]
            aAttributes.each do |hAttribute|
               @xml.tag!('gmd:dimension') do
                  attributeClass.writeXML(hAttribute)
                  haveAttribute = true
               end
            end
         end
         if !haveAttribute && @hResponseObj[:writerShowTags]
            @xml.tag!('gmd:dimension')
         end
      end

      # coverage description - image information
      if contentTag == 'gmi:MI_ImageDescription'
         hImage = hCoverage[:imageDescription]
         unless hImage.empty?
            imageClass.writeXML(hCoverage)
         end
      end

   end # MI_CoverageDescription/MI_ImageDescription tag
end