aasm/lib/aasm/localizer.rb

65 lines
2.1 KiB
Ruby

module AASM
class Localizer
def human_event_name(klass, event)
checklist = ancestors_list(klass).inject([]) do |list, ancestor|
list << :"#{i18n_scope(klass)}.events.#{i18n_klass(ancestor)}.#{event}"
list
end
translate_queue(checklist) || I18n.translate(checklist.shift, :default => default_display_name(event))
end
def human_state_name(klass, state)
checklist = ancestors_list(klass).inject([]) do |list, ancestor|
list << item_for(klass, state, ancestor)
list << item_for(klass, state, ancestor, :old_style => true)
list
end
translate_queue(checklist) || I18n.translate(checklist.shift, :default => default_display_name(state))
end
private
def item_for(klass, state, ancestor, options={})
separator = options[:old_style] ? '.' : '/'
:"#{i18n_scope(klass)}.attributes.#{i18n_klass(ancestor)}.#{klass.aasm(state.state_machine.name).attribute_name}#{separator}#{state}"
end
def translate_queue(checklist)
(0...(checklist.size-1)).each do |i|
begin
return I18n.translate(checklist.shift, :raise => true)
rescue I18n::MissingTranslationData
# that's okay
end
end
nil
end
# added for rails 2.x compatibility
def i18n_scope(klass)
klass.respond_to?(:i18n_scope) ? klass.i18n_scope : :activerecord
end
# added for rails < 3.0.3 compatibility
def i18n_klass(klass)
klass.model_name.respond_to?(:i18n_key) ? klass.model_name.i18n_key : klass.name.underscore
end
def ancestors_list(klass)
has_active_record_base = defined?(::ActiveRecord::Base)
klass.ancestors.select do |ancestor|
not_active_record_base = has_active_record_base ? (ancestor != ::ActiveRecord::Base) : true
ancestor.respond_to?(:model_name) && not_active_record_base
end
end
def default_display_name(object) # Can use better arguement name
if object.respond_to?(:default_display_name)
object.default_display_name
else
object.to_s.gsub(/_/, ' ').capitalize
end
end
end
end # AASM