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Contents
# Reader - fgdc to internal data structure
# unpack fgdc map grid coordinate system
# History:
# Stan Smith 2018-10-04 original script
require 'nokogiri'
require_relative '../mapProjections/projection_polarStereo'
module ADIWG
module Mdtranslator
module Readers
module Fgdc
module MapGridUps
def self.unpack(xUPS, hProjection, hResponseObj)
# grid system 4.1.2.2.3 (ups) - universal polar stereographic
hGridSystemId = hProjection[:gridIdentifier]
hProjectionId = hProjection[:projectionIdentifier]
hGridSystemId[:identifier] = 'ups'
hGridSystemId[:name] = 'Universal Polar Stereographic' if hGridSystemId[:name].nil?
# grid system 4.1.2.2.3.1 (upszone) - utm zone number {-60..-1, 1..60} (required)
# -> ReferenceSystemParameters.projection.gridZone
zone = xUPS.xpath('./upszone').text
unless zone.empty?
hProjection[:gridZone] = zone
end
if zone.empty?
hResponseObj[:readerExecutionMessages] << 'WARNING: FGDC reader: UPS zone number is missing'
end
# + polar stereographic (required)
xPolarS = xUPS.xpath('./polarst')
unless xPolarS.empty?
hProjectionId[:identifier] = 'polarStereo'
hProjectionId[:name] = 'Polar Stereographic'
return PolarStereoProjection.unpack(xPolarS, hProjection, hResponseObj)
end
# error message
hResponseObj[:readerExecutionMessages] <<
'WARNING: FGDC reader: UPS polar stereographic definition is missing'
return hProjection
end
end
end
end
end
end
Version data entries
38 entries across 38 versions & 1 rubygems