do not display button to send message to myself

app/views/users/show.html.erb

@@ -2,7 +2,8 @@
   <div class="activity row margin-top">
     <div class="small-12 column">
 
-      <% if @user != current_user && @user.email_on_direct_message? %>
+      <% if @user != current_user %>
+        <% if @user.email_on_direct_message? %>
           <%= link_to t("users.show.send_private_message"),
                       new_user_direct_message_path(@user),
                       class: "button hollow float-right" %>
@@ -11,6 +12,7 @@
             <%= t("users.show.no_private_messages") %>
           </div>
         <% end %>
+      <% end %>
 
       <h2 class="inline-block">
         <%= avatar_image(@user, seed: @user.id, size: 60) %>