lib/facebooker/rails/helpers/fb_connect.rb in facebooker-lite-1.0.67.1 vs lib/facebooker/rails/helpers/fb_connect.rb in facebooker-lite-1.0.67.2

@@ -67,9 +67,44 @@
           else
             javascript_tag init_string
           end
         end
 
+        #
+        # Render an <fb:login-button> element
+        #
+        # ==== Examples
+        #
+        #   <%= fb_login_button%>
+        #   => <fb:login-button></fb:login-button>
+        #
+        # Specifying a javascript callback
+        #
+        #   <%= fb_login_button 'update_something();'%>
+        #   => <fb:login-button onlogin='update_something();'></fb:login-button>
+        #
+        # Adding options <em>See:</em> http://wiki.developers.facebook.com/index.php/Fb:login-button
+        #
+        #   <%= fb_login_button 'update_something();', :size => :small, :background => :dark%>
+        #   => <fb:login-button background='dark' onlogin='update_something();' size='small'></fb:login-button>
+        #
+        # :text option allows you to set the text value of the
+        # button.  *A note!* This will only do what you expect it to do
+        # if you set :v => 2 as well.
+        #
+        #   <%= fb_login_button 'update_somethign();',
+        #        :text => 'Loginto Facebook', :v => 2 %>
+        #   => <fb:login-button v='2' onlogin='update_something();'>Login to Facebook</fb:login-button>
+        def fb_login_button(*args)
+
+          callback = args.first
+          options = args[1] || {}
+          options.merge!(:onlogin=>callback) if callback
+
+          text = options.delete(:text)
+
+          content_tag("fb:login-button",text, options)
+        end
       end
     end
   end
 end