class ActiveModel::Name
Attributes
cache_key[R]
collection[R]
element[R]
i18n_key[R]
param_key[R]
partial_path[R]
plural[R]
route_key[R]
singular[R]
singular_route_key[R]
Public Class Methods
new(klass, namespace = nil, name = nil)
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Calls superclass method
# File lib/active_model/naming.rb, line 15 def initialize(klass, namespace = nil, name = nil) name ||= klass.name raise ArgumentError, "Class name cannot be blank. You need to supply a name argument when anonymous class given" if name.blank? super(name) @unnamespaced = self.sub(/^#{namespace.name}::/, '') if namespace @klass = klass @singular = _singularize(self).freeze @plural = ActiveSupport::Inflector.pluralize(@singular).freeze @element = ActiveSupport::Inflector.underscore(ActiveSupport::Inflector.demodulize(self)).freeze @human = ActiveSupport::Inflector.humanize(@element).freeze @collection = ActiveSupport::Inflector.tableize(self).freeze @partial_path = "#{@collection}/#{@element}".freeze @param_key = (namespace ? _singularize(@unnamespaced) : @singular).freeze @i18n_key = self.underscore.to_sym @route_key = (namespace ? ActiveSupport::Inflector.pluralize(@param_key) : @plural.dup) @singular_route_key = ActiveSupport::Inflector.singularize(@route_key).freeze @route_key << "_index" if @plural == @singular @route_key.freeze end
Public Instance Methods
human(options={})
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Transform the model name into a more humane format, using I18n. By default, it will underscore then humanize the class name
BlogPost.model_name.human # => "Blog post"
Specify options
with additional translating options.
# File lib/active_model/naming.rb, line 45 def human(options={}) return @human unless @klass.respond_to?(:lookup_ancestors) && @klass.respond_to?(:i18n_scope) defaults = @klass.lookup_ancestors.map do |klass| klass.model_name.i18n_key end defaults << options[:default] if options[:default] defaults << @human options = {:scope => [@klass.i18n_scope, :models], :count => 1, :default => defaults}.merge(options.except(:default)) I18n.translate(defaults.shift, options) end
Private Instance Methods
_singularize(string, replacement='_')
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# File lib/active_model/naming.rb, line 62 def _singularize(string, replacement='_') ActiveSupport::Inflector.underscore(string).tr('/', replacement) end