<%- if user_signed_in? -%>
<%= t("authentication.signed_in_as") %> <%= current_user.email || "Guest" %>. <%= t("authentication.not_you") %>
<%= link_to t("authentication.sign_out"), destroy_user_session_path, :method => :delete %>
<%- else -%>
<%= link_to t("authentication.sign_up"), new_user_registration_path %> -
<%= link_to t("authentication.sign_in"), new_user_session_path %>
<%- end -%>