tinysrc feature (unfinished)

features/step_definitions/middleman_steps.rb

@@ -16,6 +16,7 @@ end
 Then /^I should see "([^\"]*)"$/ do |expected|
   @browser.last_response.body.should include(expected)
 end
+
 Then /^I should see '([^\']*)'$/ do |expected|
   @browser.last_response.body.should include(expected)
 end

features/tiny_src.feature

@@ -0,0 +1,12 @@
+Feature: Tiny Src
+  In order automatically scale images for mobile devices
+    
+  Scenario: Rendering html with the feature disabled
+    Given "tiny_src" feature is "disabled"
+    When I go to "/tiny_src.html"
+    Then I should see "http://test.com/image.jpg"
+
+  Scenario: Rendering html with the feature enabled
+    Given "tiny_src" feature is "enabled"
+    When I go to "/tiny_src.html"
+    Then I should see "http://i.tinysrc.mobi/http://test.com/image.jpg"

fixtures/test-app/views/tiny_src.html.haml

@@ -0,0 +1 @@
+= image_tag "http://test.com/image.jpg"

lib/middleman/features.rb

@@ -71,6 +71,9 @@ module Middleman::Features
   # to dynamic requests.
   autoload :Data,                "middleman/features/data"
 
+  # Automatically resize images for mobile devises
+  # autoload :TinySrc,             "middleman/features/tiny_src"
+
   # LiveReload will auto-reload browsers with the live reload extension installed after changes
   # Currently disabled and untested.
   #autoload :LiveReload,          "middleman/features/live_reload"

lib/middleman/features/tiny_src.rb

@@ -0,0 +1,11 @@
+module Middleman::Features::TinySrc
+  class << self
+    def registered(app)
+      Middleman::Assets.register :tiny_src do |path, prefix, request|
+        original_output = Middleman::Assets.before(:tiny_src, path, prefix, request)
+        "http://i.tinysrc.mobi/#{original_output}"
+      end
+    end
+    alias :included :registered
+  end
+end