Breadcrumbs !!

padrino-admin/lib/padrino-admin/generators/templates/app.rb.tt

@@ -33,4 +33,9 @@ class Admin < Padrino::Application
 
   access_control.roles_for :admin do |role|
   end
+
+  breadcrumbs = Padrino::Helpers::Breadcrumb.new
+  breadcrumbs.set_home '/admin', 'Admin'
+  set :breadcrumbs, breadcrumbs
+
 end

padrino-admin/lib/padrino-admin/generators/templates/app/controllers/base.rb

@@ -1,5 +1,9 @@
 Admin.controllers :base do
 
+  before do
+    settings.breadcrumbs.reset
+  end
+
   get :index, :map => "/" do
     render "base/index"
   end

padrino-admin/lib/padrino-admin/generators/templates/page/controller.rb.tt

@@ -1,11 +1,17 @@
 Admin.controllers :<%= @orm.name_plural %> do
 
+  before do
+    settings.breadcrumbs.reset
+    settings.breadcrumbs.add :<%= @orm.name_singular %>, url(:<%= @orm.name_plural %>, :index), t_model(:<%= @orm.name_singular %>)
+  end
+
   get :index do
     @<%= @orm.name_plural %> = <%= @orm.all %>
     render '<%= @orm.name_plural %>/index'
   end
 
   get :new do
+    settings.breadcrumbs.add :<%= @orm.name_singular %>_new , url(:<%= @orm.name_plural %>, :new), t_admin(:new)
     @<%= @orm.name_singular %> = <%= @orm.build %>
     render '<%= @orm.name_plural %>/new'
   end
@@ -21,6 +27,7 @@ Admin.controllers :<%= @orm.name_plural %> do
   end
 
   get :edit, :with => :id do
+    settings.breadcrumbs.add :<%= @orm.name_singular %>_edit, params[:id], 'Edit'
     @<%= @orm.name_singular %> = <%= @orm.find("params[:id]") %>
     render '<%= @orm.name_plural %>/edit'
   end

padrino-admin/lib/padrino-admin/generators/templates/slim/app/layouts/application.slim.tt

@@ -27,6 +27,7 @@ html lang='en' xmlns='http://www.w3.org/1999/xhtml'
     div class="fluid-container" class={'sidebar-left' if sidebar}
       - if sidebar
         div class="fluid-sidebar" == sidebar
+      div class='fluid-content '== breadcrumbs settings.breadcrumbs, true
       div class="fluid-content"
         - [:error, :warning, :success].each do |type|
           - next if flash[type].blank?

padrino-helpers/lib/padrino-helpers.rb

@@ -31,6 +31,7 @@ class << self
       #   Padrino::Helpers::FormatHelpers
       #   Padrino::Helpers::RenderHelpers
       #   Padrino::Helpers::NumberHelpers
+      #   Padrino::Helpers::Breadcrumbs
       #
       # @param [Sinatra::Application] app
       #   The specified padrino application
@@ -51,6 +52,7 @@ def registered(app)
         app.helpers Padrino::Helpers::RenderHelpers
         app.helpers Padrino::Helpers::NumberHelpers
         app.helpers Padrino::Helpers::TranslationHelpers
+        app.helpers Padrino::Helpers::Breadcrumbs
       end
       alias :included :registered
     end

padrino-helpers/lib/padrino-helpers/breadcrumb_helpers.rb

@@ -0,0 +1,171 @@
+module Padrino
+  module Helpers
+    class Breadcrumb
+
+      attr_accessor :home
+      attr_accessor :items
+
+      DEFAULT_URL = "/"
+      DEFAULT_CAPTION ="Home Page"
+
+      ##
+      # initialize breadcrumbs with default value
+      #
+      # @example
+      #   before do
+      #     @breadcrumbs = breadcrumbs.new
+      #   end
+      #
+      # @api public
+      def initialize
+        self.home = { :url => DEFAULT_URL, :caption => DEFAULT_CAPTION, :name => :home }
+        reset
+      end
+
+      ##
+      # Set the custom home (Parent) link
+      #
+      # @param [String] url
+      #  The url href
+      #
+      # @param [String] caption
+      #   The  text caption.
+      #
+      # @example
+      #   breadcrumbs.set_home "/HomeFoo", "Foo Home"
+      #
+      #
+      # @api public
+      def set_home(url, caption)
+        self.home = { :url => url, :caption => caption, :name => :home }
+        reset
+      end
+
+      ##
+      # Reset breadcrumbs to default or personal  home
+      #
+      # @example
+      #   breadcrumbs.reset
+      #
+      # @api public
+      def reset
+        self.items=[]
+        self.items << home
+      end
+
+      ##
+      # Reset breadcrumbs to default home
+      #
+      # @example
+      #   breadcrumbs.reset!
+      #
+      # @api public
+      def reset!
+        self.home = { :url => DEFAULT_URL, :caption => DEFAULT_CAPTION, :name => :home }
+        reset
+      end
+
+      ##
+      # Add a new  breadcrumbs
+      #
+      # @param [String] name
+      #   The name of resource
+      # @param [Symbol] name
+      #   The name of resource
+      #
+      # @param [String] url
+      #   The url href.
+      #
+      # @param [String] caption
+      #   The text caption
+      #
+      # @example
+      #   breadcrumbs.add "foo", "/foo", "Foo Link"
+      #   breadcrumbs.add :foo, "/foo", "Foo Link"
+      #
+      # @api public
+      def add(name, url, caption)
+        items << { :name => name, :url => url.to_s, :caption => caption.to_s }
+      end
+
+      alias :<< :add
+
+      ##
+      # Remove a Breadcrumbs
+      #
+      # @param [String] name
+      #  The name of resource to delete from breadcrumbs list
+      #
+      # @param [Symbol] name
+      #  The name of resource to delete from breadcrumbs list
+      #
+      # @example
+      #   breadcrumbs.del "foo"
+      #   breadcrumbs.del :foo
+      #
+      # @api public
+      def del(name)
+        items.each{ |item| item.delete if item[:name] == name.to_sym }
+      end
+
+    end # Breadcrumb
+
+
+    module Breadcrumbs
+
+      # Render breadcrumbs to view
+      #
+      # @param [Breadcrumbs] breadcrumbs
+      #   The breadcrumbs to render into view
+      #
+      # @param [Boolean] bootstrap
+      #  If true, render separation (usefull with Twitter Bootstrap)
+      #
+      # @param [String] active
+      #  Css class style set to active breadcrumb
+      #
+      # @return [String] Unordered list with breadcrumbs
+      #
+      # @example
+      #  = breadcrumbs @breacrumbs
+      #  # Generates:
+      #  # <ul>
+      #  #   <li><a herf="/foo" >Foo Link</a></li>
+      #  #   <li class="active" ><a herf="/bar">Bar Link</a></li>
+      #  # </ul>
+      #
+      #
+      # @api public
+      def breadcrumbs(breadcrumbs, bootstrap=false, active="active")
+        content=""
+        breadcrumbs.items[0..-2].each do |item|
+          content << render_item(item, bootstrap)
+        end
+        last = link_to(breadcrumbs.items.last[:caption], breadcrumbs.items.last[:url])
+        content << tag(:li, :content => last, :class => active)
+        content_tag(:ul, content, :class => "breadcrumb" )
+      end
+
+      private
+      ##
+      # Private method to return list item
+      #
+      # @param [Hash] item
+      #   The breadcrumb item
+      #
+      # @param [Boolean] bootstrap
+      #   If true, render separation (usefull with Twitter Bootstrap)
+      #
+      # @return [String] List item with breacrumb
+      #
+      # @api public
+      def render_item(item, bootstrap)
+        content = ""
+        content << link_to( item[:caption], item[:url])
+        content << tag(:span, :content => ">", :class => "divider") if bootstrap
+        tag(:li, :content => content )
+      end
+
+    end # Breadcrumb
+  end # Helpers
+end # Padrino