# File lib/fog/storage/models/aws/file.rb, line 91 def public_url requires :directory, :key if connection.get_object_acl(directory.key, key).body['AccessControlList'].detect {|grant| grant['Grantee']['URI'] == 'http://acs.amazonaws.com/groups/global/AllUsers' && grant['Permission'] == 'READ'} if directory.key.to_s =~ /^(?:[a-z]|\d(?!\d{0,2}(?:\.\d{1,3}){3}$))(?:[a-z0-9]|\.(?![\.\-])|\-(?![\.])){1,61}[a-z0-9]$/ "https://#{directory.key}.s3.amazonaws.com/#{key}" else "https://s3.amazonaws.com/#{directory.key}/#{key}" end else nil end end