@@ -1,3 +1,19 @@ +class Class + def model_name + @model_name ||= ModelName.new(name) + end + + class ModelName + attr_reader :singular, :plural, :path + + def initialize(name) + @singular = name.underscore.tr('/', '_').freeze + @plural = @singular.pluralize.freeze + @path = "#{name.tableize}/#{name.demodulize.underscore}".freeze + end + end +end + module ActionController # The record identifier encapsulates a number of naming conventions for dealing with records, like Active Records or # Active Resources or pretty much any other model type that has an id. These patterns are then used to try elevate @@ -31,18 +47,21 @@ module ActionController module RecordIdentifier extend self + JOIN = '_'.freeze + NEW = 'new'.freeze + # Returns plural/singular for a record or class. Example: # # partial_path(post) # => "posts/post" # partial_path(Person) # => "people/person" # partial_path(Person, "admin/games") # => "admin/people/person" def partial_path(record_or_class, controller_path = nil) - klass = class_from_record_or_class(record_or_class) + name = model_name_from_record_or_class(record_or_class) if controller_path && controller_path.include?("/") - "#{File.dirname(controller_path)}/#{klass.name.tableize}/#{klass.name.demodulize.underscore}" + "#{File.dirname(controller_path)}/#{name.path}" else - "#{klass.name.tableize}/#{klass.name.demodulize.underscore}" + name.path end end @@ -56,7 +75,8 @@ module ActionController # dom_class(post, :edit) # => "edit_post" # dom_class(Person, :edit) # => "edit_person" def dom_class(record_or_class, prefix = nil) - [ prefix, singular_class_name(record_or_class) ].compact * '_' + singular = singular_class_name(record_or_class) + prefix ? "#{prefix}#{JOIN}#{singular}" : singular end # The DOM id convention is to use the singular form of an object or class with the id following an underscore. @@ -69,8 +89,11 @@ module ActionController # # dom_id(Post.new(:id => 45), :edit) # => "edit_post_45" def dom_id(record, prefix = nil) - prefix ||= 'new' unless record.id - [ prefix, singular_class_name(record), record.id ].compact * '_' + if record_id = record.id + "#{dom_class(record, prefix)}#{JOIN}#{record_id}" + else + dom_class(record, prefix || NEW) + end end # Returns the plural class name of a record or class. Examples: @@ -78,7 +101,7 @@ module ActionController # plural_class_name(post) # => "posts" # plural_class_name(Highrise::Person) # => "highrise_people" def plural_class_name(record_or_class) - singular_class_name(record_or_class).pluralize + model_name_from_record_or_class(record_or_class).plural end # Returns the singular class name of a record or class. Examples: @@ -86,12 +109,12 @@ module ActionController # singular_class_name(post) # => "post" # singular_class_name(Highrise::Person) # => "highrise_person" def singular_class_name(record_or_class) - class_from_record_or_class(record_or_class).name.underscore.tr('/', '_') + model_name_from_record_or_class(record_or_class).singular end private - def class_from_record_or_class(record_or_class) - record_or_class.is_a?(Class) ? record_or_class : record_or_class.class + def model_name_from_record_or_class(record_or_class) + (record_or_class.is_a?(Class) ? record_or_class : record_or_class.class).model_name end end -end \ No newline at end of file +end actionpack/lib/action_controller/record_identifier.rb 0ccd0b569ad4df7acc37a14531606ba6f74c69f4 Jeremy Kemper jeremy@bitsweat.net http://github.com/rails/rails/commit/c1a98209da7422965f5dd4f475603b8a3cc887e4 c1a98209da7422965f5dd4f475603b8a3cc887e4 2008-06-06T03:03:30-07:00 2008-06-06T03:03:30-07:00 Cache RecordIdentifier methods in Class#model_name wrapper 7f5cd64e16e06c8af2f73b3354aa1439c7b9db56 Jeremy Kemper jeremy@bitsweat.net