i18n and translate page number text too

config/locales/de/de.defaults.yml

@@ -304,6 +304,10 @@ de:
     tasks:
       required_users: 'Es fehlen %{count} Mitstreiterinnen!'
 
+  lib:
+    order_pdf:
+      page: 'Seite %{number}'
+
   # general user-interface
   ui:
     close: 'Schließen'

config/locales/en/en.defaults.yml

@@ -304,6 +304,10 @@ en:
     tasks:
       required_users: '%{count} members are still needed!'
 
+  lib:
+    order_pdf:
+      page: 'Page %{number}'
+
   # general user-interface
   ui:
     close: 'Close'

lib/order_pdf.rb

@@ -17,7 +17,7 @@ class OrderPdf < Prawn::Document
     # Define header
     repeat :all, dynamic: true do
       draw_text title, size: 10, style: :bold, at: [bounds.left, bounds.top+20] if title # Header
-      draw_text "Seite #{page_number}", size: 8, at: [bounds.left, bounds.bottom-10] # Footer
+      draw_text I18n.t('lib.order_pdf.page', :number => page_number), size: 8, at: [bounds.left, bounds.bottom-10] # Footer
     end
 
     body  # Add content, which is defined in subclasses