donnior · January 10, 2012 12:49 · Jan 10, 2012
diff --git a/gistfile1.rb b/gistfile1.rb
@@ -0,0 +1,36 @@
+#config/initializers/mime_types.rb
+Mime::Type.register_alias "text/html", :iphone
+
+#Make a copy of app/views/layouts/application.html.erb calling it application.iphone.erb
+
+#Make copies of the necessary view files in your controllers, calling them things like index.iphone.erb
+
+#in Controller
+respond_to :html, :iphone
+
+#in ApplicationController
+def self.responder
+    MobileResponder
+end
+
+class MobileResponder < ActionController::Responder
+  def to_format
+    super
+  rescue ActionView::MissingTemplate => e
+    if request.format == "iphone"
+      navigation_behavior(e)	    
+    else
+      raise unless resourceful?
+      api_behavior(e)
+    end
+  end
+end  
+
+#in ApplicationController, set iphone format in before_filter。。。！！Maybe not need?
+before_filter :check_format
+
+def check_format 
+    if request.env["HTTP_USER_AGENT"].downcase.match(/iphone/)
+        request.format = "iphone"
+    end
+end