Class: Jekyll_Get::Generator

Inherits:
Jekyll::Generator
  • Object
show all
Defined in:
lib/jekyll_geocode.rb

Instance Method Summary collapse

Instance Method Details

#generate(site) ⇒ Object 



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# File 'lib/jekyll_geocode.rb', line 12

def generate(site)

  #regEx for removing empty line
  regEx = /^[\s]*$\n/

  #force locale
  I18n.config.available_locales = :en

  #Get Geo service
  geo_service = 'https://nominatim.openstreetmap.org/?format=json&q='

  #Get Config
  config = site.config['jekyll_geocode']

  if !config
    return
  end
  if !config.kind_of?(Array)
    filename       = site.config['jekyll_geocode']['file-name']
    filepath       = site.config['jekyll_geocode']['file-path']
    outputfile     = site.config['jekyll_geocode']['outputfile']
    geo_name       = site.config['jekyll_geocode']['name']
    geo_address    = site.config['jekyll_geocode']['address']
    geo_postcode   = site.config['jekyll_geocode']['postcode']
    geo_city       = site.config['jekyll_geocode']['city']
    geo_region     = site.config['jekyll_geocode']['region']
    geo_country    = site.config['jekyll_geocode']['country']
  end

  # Define data source
  if !filepath
    data_source = (site.config['data_source'])
  else
    data_source = (filepath)
  end

  #Path
  path_yaml = "#{data_source}/#{outputfile}"

  # if File.file?(path_yaml) && outputfile
  #   File.open(path_yaml, 'w') {|file| file.truncate(0) }
  # end

  # Load YML file
  members = YAML.load_file("#{data_source}/#{filename}")

  # Loop YML file
  members.each do |d|
    # Test if a JSON file exists for performance issues
    if !File.file?("#{data_source}/#{d[geo_name]}.json")
      geo_name_field = d[geo_name].downcase.tr(" ", "-")
      if d[geo_postcode]
        geo_postcode_field = ",#{d[geo_postcode]}"
      end
      if d[geo_city]
        geo_city_field = ",#{d[geo_city]}"
      end
      if d[geo_region]
        geo_region_field = ",#{d[geo_region]}"
      end
      if d[geo_country]
        geo_country_field = ",#{d[geo_country]}"
      end
      json = URI.encode("#{geo_service}#{d[geo_address]}#{geo_postcode_field}#{geo_city_field}#{geo_region_field}#{geo_country_field}&limit=1")
      source = JSON.load(open(json))

      # Loop for an YML output
      if outputfile
        source.each do |coordinates|
          data = [ "title" => "#{d[geo_name]}", "url" => "#places-01", "data_set" => "01", "location" => { "latitude" => "#{coordinates["lat"]}","longitude" => "#{coordinates["lon"]}" } ]
          data_yml = data.to_yaml
          # Test if there is any yaml files and create file
          if !File.file?(path_yaml)
            File.open(path_yaml, "w") {|f| f.write(data_yml) }
          end
          # Test if there is yaml files and add data recursively
          if File.file?(path_yaml)
            File.open(path_yaml, 'a') { |f|
              data_yml_simple = data_yml.gsub("---", "").gsub(regEx, '')
              f.puts data_yml_simple
            }
            # Load YML file and remove duplicate entries
            file_yaml = YAML.load(File.open(path_yaml))
            file_yaml_uniq = file_yaml.uniq { |s| s.first }
            File.open(path_yaml, "w") {|f| f.write(file_yaml_uniq.to_yaml) }
          end
        end
      # Loop for an JSON output
      else
        site.data[geo_name_field] = source
        #Create a JSON  files if cache is enabled
        if site.config['jekyll_geocode']['cache']
          path_json = "#{data_source}/#{geo_name_field}.json"
          open(path_json, 'wb') do |file|
            file << JSON.generate(site.data[geo_name_field])
          end
        end
      end
    end
  end
end