Added Mouseflow module

README.rdoc

@@ -24,6 +24,7 @@ Service implementations include:
 * MixPanel[http://www.mixpanel.com]
 * Gauges[http://get.gaug.es]
 * Segment.io[http://segment.io]
+* Mouseflow[http://mouseflow.com]
 
 == Usage
 

lib/analytical/modules/mouseflow.rb

@@ -0,0 +1,40 @@
+module Analytical
+  module Modules
+    class Mouseflow
+      include Analytical::Modules::Base
+
+      def initialize(options={})
+        super
+        check_js_url
+        @tracking_command_location = :body_append
+      end
+
+      def init_javascript(location)
+        init_location(location) do
+          js = <<-HTML
+          <!-- Analytical Init: Mouseflow -->
+          <script type="text/javascript">
+             var _mfq = _mfq || [];
+             (function() {
+                 var mf = document.createElement("script"); mf.type = "text/javascript"; mf.async = true;
+                 mf.src = "#{options[:js_url]}";
+                 document.getElementsByTagName("head")[0].appendChild(mf);
+             })();
+          </script>
+          HTML
+          js
+        end
+      end
+
+    private
+
+      def check_js_url
+        if options[:js_url].nil?
+          raise "You didn't provide a js_url for mouseflow. " +
+            "Add one to your analytical.yml file so Mouseflow will work."
+        end
+      end
+
+    end
+  end
+end