Module: Generators::HoboSupport

Defined in:

lib/generators/hobo_support/model.rb,
lib/generators/hobo_support/thor_shell.rb,
lib/generators/hobo_support/eval_template.rb

Defined Under Namespace

Modules: ThorShell

Constant Summary

Model =

classy_module do
  include EvalTemplate

  argument :attributes, :type => :array, :default => [], :banner => "field:type field:type"

  def self.banner
  "rails generate hobo:model #{self.arguments.map(&:usage).join(' ')} [options]"
  end

  class_option :timestamps, :type => :boolean

  def generate_model
    invoke "active_record:model", [name], {:migration => false}.merge(options)
  end

  def inject_hobo_code_into_model_file
    gsub_file(model_path, /  # attr_accessible :title, :body\n/m, "")
    inject_into_class model_path, class_name do
      eval_template('model_injection.rb.erb')
    end
  end

  protected

  def model_path
    @model_path ||= File.join("app", "models", "#{file_path}.rb")
  end

  def max_attribute_length
    attributes.*.name.*.length.max
  end

  def field_attributes
    attributes.reject { |a| a.name == "bt" || a.name == "hm" }
  end

  def accessible_attributes
    field_attributes.*.name + bts.map {|bt| "#{bt}_id"} + bts + hms
  end

  def hms
    attributes.select { |a| a.name == "hm" }.*.type
  end

  def bts
    attributes.select { |a| a.name == "bt" }.*.type
  end

end

EvalTemplate =

classy_module do

private
  def eval_template(template_name)
    source  = File.expand_path(find_in_source_paths(template_name))
    context = instance_eval('binding')
    ERB.new(::File.binread(source), nil, '-').result(context)
  end

end