add basic activeadmin support

README.md

@@ -76,6 +76,11 @@ You can even make simple tables, a la Active Admin:
     = f.field :description
 ```
 
+### Active Admin
+
+You can add semantic data to Active Admin's `attributes_table`s in `show` views. Just `require 'semantic_rails_view_helpers/active_admin'`
+in an initializer and you can then target attributes in `show` views.
+
 ## Not Finding Things
 
 Sometimes the absence of a thing is just as important as the presence of a thing. Make it easy on yourself:

lib/semantic_rails_view_helpers/active_admin.rb

@@ -0,0 +1,30 @@
+require 'active_admin/views/components/attributes_table'
+
+class ActiveAdmin::Views::AttributesTable
+  def row(attr, &block)
+    @table << tr do
+      th do
+        header_content_for(attr)
+      end
+      td do
+        content_for(attr, block)
+      end
+    end
+  end
+
+  protected
+  def content_for(attr, block)
+    value = begin
+              if block
+                block.call(@record)
+              else
+                content_for_attribute(attr)
+              end
+            end
+
+    value = pretty_format(value)
+    value == "" || value.nil? ? empty_value : value
+
+    %{<data data-field="#{attr}">#{value}</data>}.html_safe
+  end
+end

lib/semantic_rails_view_helpers/attributes_table_builder.rb

@@ -10,7 +10,7 @@ module SemanticRailsViewHelpers
 
     def to_s
       @options[:class] ||= ''
-      @options[:class] << 'attributes table'
+      @options[:class] << ' attributes table'
 
       @context.content_tag(:table, @options) do
         @context.capture(self, &@block)

lib/semantic_rails_view_helpers/view_helpers.rb

@@ -7,10 +7,14 @@ module SemanticRailsViewHelpers
       AttributesBuilder.new(object, self, block)
     end
 
+    alias :semantic_attributes_for :attributes_for
+
     def attributes_table_for(object, options = {}, &block)
       AttributesTableBuilder.new(object, options, self, block)
     end
 
+    alias :semantic_attributes_table_for :attributes_table_for
+
     def link_to_route(route, *args)
       options = {}
       if args.last.kind_of?(::Hash)