Class: ScaffoldPlus::Generators::GeodesicGenerator

Inherits:
ActiveRecord::Generators::Base
  • Object
show all
Defined in:
lib/generators/scaffold_plus/geodesic/geodesic_generator.rb

Instance Method Summary collapse

Instance Method Details

#add_migration ⇒ Object 



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# File 'lib/generators/scaffold_plus/geodesic/geodesic_generator.rb', line 25

def add_migration
  return unless options.migration?
  migration_template 'geodesic_migration.rb', "db/migrate/#{migration_name}.rb"
end

#update_controller ⇒ Object 



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# File 'lib/generators/scaffold_plus/geodesic/geodesic_generator.rb', line 63

def update_controller
  return unless options.permit?
  text = ":#{options.latitude}, :#{options.longitude}"
  text << ", :address, :country" if options.address?
  file = "app/controllers/#{table_name}_controller.rb"
  gsub_file file, /(permit\(.*)\)/, "\\1, #{text})"
  # Special case: no previous permit
  gsub_file file, /^(\s*params)\[:#{name}\]$/, "\\1.require(:#{name}).permit(#{text})"
end

#update_model ⇒ Object 



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# File 'lib/generators/scaffold_plus/geodesic/geodesic_generator.rb', line 30

def update_model
  lat = options.latitude
  lng = options.longitude
  file = "app/models/#{name}.rb"
  prepend_to_file file, "require 'geodesic_wgs84'\n\n"
  lines = options.before? ? [ "" ] : []
  lines << [
    "  def to_lat_lon",
    "    [#{lat}, #{lng}]",
    "  end",
    "",
    "  def as_dms(value)",
    "    return '' if value.blank?",
    "    wgs84 = Wgs84.new",
    "    wgs84.as_dms(value)",
    "  end",
    "",
    "  before_save on: [:create, :update] do",
    "    # Normalize geo information",
    "    wgs84 = Wgs84.new",
    "    if self.#{lat}.present?",
    "      self.#{lat} = wgs84.as_bigdec(self.#{lat})",
    "    end",
    "    if self.#{lng}.present?",
    "      self.#{lng} = wgs84.as_bigdec(self.#{lng})",
    "    end",
    "  end",
    ""
  ]
  lines << "" if options.after?
  inject_into_class file, class_name, lines.join("\n")
end