Add font_path helper method

6 files changed, 41 insertions, 0 deletions

diff --git a/actionpack/CHANGELOG.md b/actionpack/CHANGELOG.md
index cd40982301..f408c50390 100644
--- a/actionpack/CHANGELOG.md
+++ b/actionpack/CHANGELOG.md
@@ -1,5 +1,7 @@
 ## Rails 3.2.0 (unreleased) ##
 
+*   Add font_path helper method *Santiago Pastorino*
+
 *   Depends on rack ~> 1.4.0 *Santiago Pastorino*
 
 *   Add :gzip option to `caches_page`. The default option can be configured globally using `page_cache_compression` *Andrey Sitnik*
diff --git a/actionpack/lib/action_view/helpers/asset_tag_helper.rb b/actionpack/lib/action_view/helpers/asset_tag_helper.rb
index 653e12c7d8..5dbba3c4a7 100644
--- a/actionpack/lib/action_view/helpers/asset_tag_helper.rb
+++ b/actionpack/lib/action_view/helpers/asset_tag_helper.rb
@@ -306,6 +306,20 @@ module ActionView
       end
       alias_method :path_to_audio, :audio_path # aliased to avoid conflicts with an audio_path named route
 
+      # Computes the path to a font asset in the public fonts directory.
+      # Full paths from the document root will be passed through.
+      #
+      # ==== Examples
+      #   font_path("font")                                           # => /fonts/font
+      #   font_path("font.ttf")                                       # => /fonts/font.ttf
+      #   font_path("dir/font.ttf")                                   # => /fonts/dir/font.ttf
+      #   font_path("/dir/font.ttf")                                  # => /dir/font.ttf
+      #   font_path("http://www.example.com/dir/font.ttf")            # => http://www.example.com/dir/font.ttf
+      def font_path(source)
+        asset_paths.compute_public_path(source, 'fonts')
+      end
+      alias_method :path_to_font, :font_path # aliased to avoid conflicts with an font_path named route
+
       # Returns an html image tag for the +source+. The +source+ can be a full
       # path or a file that exists in your public images directory.
       #
diff --git a/actionpack/lib/sprockets/helpers/rails_helper.rb b/actionpack/lib/sprockets/helpers/rails_helper.rb
index c34b3f6f26..177f7f6747 100644
--- a/actionpack/lib/sprockets/helpers/rails_helper.rb
+++ b/actionpack/lib/sprockets/helpers/rails_helper.rb
@@ -63,6 +63,11 @@ module Sprockets
       end
       alias_method :path_to_image, :image_path # aliased to avoid conflicts with an image_path named route
 
+      def font_path(source)
+        path_to_asset(source)
+      end
+      alias_method :path_to_font, :font_path # aliased to avoid conflicts with an font_path named route
+
       def javascript_path(source)
         path_to_asset(source)
       end
diff --git a/actionpack/test/fixtures/sprockets/app/fonts/dir/font.ttf b/actionpack/test/fixtures/sprockets/app/fonts/dir/font.ttf
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/actionpack/test/fixtures/sprockets/app/fonts/dir/font.ttf
diff --git a/actionpack/test/fixtures/sprockets/app/fonts/font.ttf b/actionpack/test/fixtures/sprockets/app/fonts/font.ttf
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/actionpack/test/fixtures/sprockets/app/fonts/font.ttf
diff --git a/actionpack/test/template/sprockets_helper_test.rb b/actionpack/test/template/sprockets_helper_test.rb
index 64fdd53e73..fb472cfbe5 100644
--- a/actionpack/test/template/sprockets_helper_test.rb
+++ b/actionpack/test/template/sprockets_helper_test.rb
@@ -24,6 +24,7 @@ class SprocketsHelperTest < ActionView::TestCase
     @assets.append_path(FIXTURES.join("sprockets/app/javascripts"))
     @assets.append_path(FIXTURES.join("sprockets/app/stylesheets"))
     @assets.append_path(FIXTURES.join("sprockets/app/images"))
+    @assets.append_path(FIXTURES.join("sprockets/app/fonts"))
 
     application = Struct.new(:config, :assets).new(config, @assets)
     Rails.stubs(:application).returns(application)
@@ -147,6 +148,14 @@ class SprocketsHelperTest < ActionView::TestCase
       path_to_image("logo.png")
   end
 
+  test "font_path" do
+    assert_match %r{/assets/font-[0-9a-f]+.ttf},
+      font_path("font.ttf")
+
+    assert_match %r{/assets/font-[0-9a-f]+.ttf},
+      path_to_font("font.ttf")
+  end
+
   test "javascript_path" do
     assert_match %r{/assets/application-[0-9a-f]+.js},
       javascript_path("application.js")
@@ -186,6 +195,17 @@ class SprocketsHelperTest < ActionView::TestCase
      asset_path("/images/logo.gif")
   end
 
+  test "font path through asset_path" do
+    assert_match %r{/assets/font-[0-9a-f]+.ttf},
+      asset_path('font.ttf')
+
+    assert_match %r{/assets/dir/font-[0-9a-f]+.ttf},
+      asset_path("dir/font.ttf")
+
+    assert_equal "http://www.example.com/fonts/font.ttf",
+      asset_path("http://www.example.com/fonts/font.ttf")
+  end
+
   test "javascript path through asset_path" do
     assert_match %r{/assets/application-[0-9a-f]+.js},
       asset_path(:application, :ext => "js")