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rogeliog/user.rb

Created April 11, 2013 16:43
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user.rb
application_helper.rb
def avatar_url(user)
if user.avatar_url.present?
user.avatar_url
else
default_url = "#{root_url}images/guest.png"
gravatar_id = Digest::MD5.hexdigest(user.email.downcase)
"http://gravatar.com/avatar/#{gravatar_id}.png?s=48&d=#{CGI.escape(default_url)}"
end
end
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