module Twitter::Bootstrap::BreadCrumbs

def self.included(base)
  base.extend(ClassMethods)
end

def add_breadcrumb(name, url = '', options = {})
  @breadcrumbs ||= []
  name = translate_breadcrumb(name, self.class.name) if name.is_a?(Symbol)
  url = eval(url.to_s) if url =~ /_path|_url|@/
    @breadcrumbs << {:name => name, :url => url, :options => options}
end

def render_breadcrumbs(divider = '/')
  s = render :partial => 'twitter-bootstrap/breadcrumbs', :locals => {:divider => divider}
  s.first
end

def translate_breadcrumb(name, class_name)
  scope = [:breadcrumbs]
  namespace = class_name.underscore.split('/')
  namespace.last.sub!('_controller', '')
  scope += namespace
  I18n.t name, scope: scope
end