%YealinkIPPhoneDirectory
  - @phone_book.phone_book_entries.each do |phone_book_entry|
    - if !phone_book_entry.to_s.blank? && phone_book_entry.phone_numbers.first
      %DirectoryEntry
        %Name= phone_book_entry.to_s
        %Telephone= phone_book_entry.phone_numbers.first.number