Module: ActiveAdmin::ViewHelpers::BreadcrumbHelper

Included in:
ActiveAdmin::ViewHelpers
Defined in:
lib/active_admin/view_helpers/breadcrumb_helper.rb

Instance Method Summary collapse

Instance Method Details

Returns an array of links to use in a breadcrumb



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# File 'lib/active_admin/view_helpers/breadcrumb_helper.rb', line 6

def breadcrumb_links(path = request.path)
  parts = path[1..-1].split('/')                        # remove leading "/" and split up URL path
  parts.pop unless params[:action] =~ /^create|update$/ # remove last if not create/update

  parts.each_with_index.map do |part, index|
    # If an object (users/23), look it up via ActiveRecord and capture its name.
    # If name is nil, look up the model translation, using `titlecase` as the backup.
    if part =~ /^\d|^[a-f0-9]{24}$/ && parent = parts[index-1]
      klass = parent.singularize.camelcase.constantize rescue nil
      obj   = klass.find_by_id(part) if klass
      name  = display_name(obj)      if obj
    end
    name ||= I18n.t "activerecord.models.#{part.singularize}", :count => 1.1, :default => part.titlecase

    link_to name, '/' + parts[0..index].join('/')
  end
end