class ScaffoldResourceGenerator < Rails::Generator::NamedBase
class ScaffoldAttribute
attr_accessor :name, :type, :column
def initialize(name, type)
@name, @type = name, type.to_sym
@column = ActiveRecord::ConnectionAdapters::Column.new(name, nil, @type)
end
def field_type
@field_type ||= case type
when :integer, :float, :decimal then :text_field
when :datetime, :timestamp, :time then :datetime_select
when :date then :date_select
when :string then :text_field
when :text then :text_area
when :boolean then :check_box
else
:text_field
end
end
def default
@default ||= case type
when :integer then 1
when :float then 1.5
when :decimal then "9.99"
when :datetime, :timestamp, :time then Time.now.to_s(:db)
when :date then Date.today.to_s(:db)
when :string then "MyString"
when :text then "MyText"
when :boolean then false
else
""
end
end
end
attr_reader :controller_name,
:controller_class_path,
:controller_file_path,
:controller_class_nesting,
:controller_class_nesting_depth,
:controller_class_name,
:controller_singular_name,
:controller_plural_name
alias_method :controller_file_name, :controller_singular_name
alias_method :controller_table_name, :controller_plural_name
def initialize(runtime_args, runtime_options = {})
super
@controller_name = @name.pluralize
base_name, @controller_class_path, @controller_file_path, @controller_class_nesting, @controller_class_nesting_depth = extract_modules(@controller_name)
@controller_class_name_without_nesting, @controller_singular_name, @controller_plural_name = inflect_names(base_name)
if @controller_class_nesting.empty?
@controller_class_name = @controller_class_name_without_nesting
else
@controller_class_name = "#{@controller_class_nesting}::#{@controller_class_name_without_nesting}"
end
end
def manifest
recorded_session = record do |m|
# Check for class naming collisions.
m.class_collisions(controller_class_path, "#{controller_class_name}Controller", "#{controller_class_name}Helper")
m.class_collisions(class_path, "#{class_name}")
# Controller, helper, views, and test directories.
m.directory(File.join('app/models', class_path))
m.directory(File.join('app/controllers', controller_class_path))
m.directory(File.join('app/helpers', controller_class_path))
m.directory(File.join('app/views', controller_class_path, controller_file_name))
m.directory(File.join('test/functional', controller_class_path))
m.directory(File.join('test/unit', class_path))
for action in scaffold_views
m.template(
"view_#{action}.rhtml",
File.join('app/views', controller_class_path, controller_file_name, "#{action}.rhtml")
)
end
m.template('model.rb', File.join('app/models', class_path, "#{file_name}.rb"))
m.template(
'controller.rb', File.join('app/controllers', controller_class_path, "#{controller_file_name}_controller.rb")
)
m.template('functional_test.rb', File.join('test/functional', controller_class_path, "#{controller_file_name}_controller_test.rb"))
m.template('helper.rb', File.join('app/helpers', controller_class_path, "#{controller_file_name}_helper.rb"))
m.template('unit_test.rb', File.join('test/unit', class_path, "#{file_name}_test.rb"))
m.template('fixtures.yml', File.join('test/fixtures', "#{table_name}.yml"))
unless options[:skip_migration]
m.migration_template(
'migration.rb', 'db/migrate',
:assigns => {
:migration_name => "Create#{class_name.pluralize.gsub(/::/, '')}",
:attributes => attributes
},
:migration_file_name => "create_#{file_path.gsub(/\//, '_').pluralize}"
)
end
end
puts
puts ("-" * 70)
puts "Don't forget the restful route in config/routes.rb"
puts
puts " map.resources :#{controller_file_name}"
puts
puts ("-" * 70)
puts
recorded_session
end
protected
# Override with your own usage banner.
def banner
"Usage: #{$0} scaffold_resource ModelName"
end
def scaffold_views
%w[ index show new edit ]
end
def model_name
class_name.demodulize
end
def attributes
@attributes ||= args.collect do |attribute|
ScaffoldAttribute.new(*attribute.split(":"))
end
end
end