Define a default value as suggested by ariejan

2012-05-03 14:19:06 +02:00 · 2012-05-03 14:19:06 +02:00 · babb6a1a6b
commit babb6a1a6b
parent 825d2d69af
1 changed files with 1 additions and 2 deletions
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@ -1,9 +1,8 @@
 require 'digest/md5'
 module ApplicationHelper

-  def gravatar_icon(user_email, size = 40)
+  def gravatar_icon(user_email = '', size = 40)
    gravatar_host = request.ssl? ? "https://secure.gravatar.com" :  "http://www.gravatar.com"
-    user_email ||= ''
    user_email.strip!
    "#{gravatar_host}/avatar/#{Digest::MD5.hexdigest(user_email.downcase)}?s=#{size}&d=identicon"
  end