# ISO <<Class>> MD_LegalConstraints
# writer output in XML

# History:
# 	Stan Smith 2013-11-01 original script
#   Stan Smith 2014-07-08 modify require statements to function in RubyGem structure
#   Stan Smith 2014-12-12 refactored to handle namespacing readers and writers

require 'code_restriction'

module ADIWG
    module Mdtranslator
        module Writers
            module Iso

                class MD_LegalConstraints

                    def initialize(xml)
                        @xml = xml
                    end

                    def writeXML(hLegalCons)

                        # classes used
                        restrictionCode = $WriterNS::MD_RestrictionCode.new(@xml)

                        @xml.tag!('gmd:MD_LegalConstraints') do

                            # legal constraints - access constraints
                            aAccessCodes = hLegalCons[:accessCodes]
                            if !aAccessCodes.empty?
                                aAccessCodes.each do |code|
                                    @xml.tag!('gmd:accessConstraints') do
                                        restrictionCode.writeXML(code)
                                    end
                                end
                            elsif $showAllTags
                                @xml.tag!('gmd:accessConstraints')
                            end

                            # legal constraints - use constraints
                            aUseCodes = hLegalCons[:useCodes]
                            if !aUseCodes.empty?
                                aUseCodes.each do |code|
                                    @xml.tag!('gmd:useConstraints') do
                                        restrictionCode.writeXML(code)
                                    end
                                end
                            elsif $showAllTags
                                @xml.tag!('gmd:useConstraints')
                            end

                            # legal constraints - other constraints
                            aOtherCons = hLegalCons[:otherCons]
                            if !aOtherCons.empty?
                                aOtherCons.each do |con|
                                    @xml.tag!('gmd:otherConstraints') do
                                        @xml.tag!('gco:CharacterString', con)
                                    end
                                end
                            elsif $showAllTags
                                @xml.tag!('gmd:otherConstraints')
                            end

                        end

                    end

                end

            end
        end
    end
end