Download:
Download(13.2 MB, 5:36)
Alternativer Download für iPod & Apple TV(11.2 MB, 5:36)
Resourcen:
Quellcode:
[ruby]
# 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
[/ruby]
[html]
<!– users/index.html.erb –>
<%= image_tag avatar_url(user) %>
[/html]