CPPC: Convert KML to GeoJSON

convert.sh

#!/usr/bin/env bash

echo 'Converting kml files in directory'

echo 'Installing required package'
npm install -g @tmcw/togeojson-cli

for filename in ./kml/*.kml; do
  code=$(awk -F/ '{print $3}' <<< $filename)
  code=$(awk -F. '{print $1}' <<< $code)

  togeojson $filename > geojson/$code.geojson
done

import.rb

#!/usr/bin/env ruby

require 'find'
require 'json'
require 'aws-sdk'

if ARGV.count != 1
  p 'Need to pass table name as argument to script.'
  return
end

table_name = ARGV.first
p "Importing data into #{table_name}."

client = Aws::DynamoDB::Client.new

Find.find('./geojson') do |file_path|
  unless file_path.include?('.geojson')
    next
  end

  file = File.open(file_path, 'r') 
  data = file.read
  data = JSON.parse(data)
  file.close

  code = file_path.split('/')
  code = code.last.split('.').first

  puts code
  resp = client.put_item({
    item: {
      "code" => code,
      "geojson" => "#{data.to_json.to_s}",
    }, 
    return_consumed_capacity: "TOTAL", 
    table_name: table_name, 
  })

  puts resp
end

split.rb

#!/usr/bin/env ruby

require 'csv'

if ARGV.count != 1
  p 'Need to pass filename as argument to script.'
  return
end

filename = ARGV.first
p "Splitting CSV: #{filename} into KML files"

table = CSV.read(filename, headers: true)

table.each do |row|
  code = row['code']
  geometry = row['geometry']

  kml_start = '<?xml version="1.0" encoding="UTF-8"?><kml xmlns="http://www.opengis.net/kml/2.2"><Placemark>'
  kml_end = '</Placemark></kml>'

  File.open("kml/#{code}.kml", 'a') { |f| f.write("#{kml_start}#{geometry}#{kml_end}") }
end