use invoice.order for directo/banklink

app/models/bank_link.rb

@@ -32,7 +32,7 @@ class BankLink
       hash["VK_AMOUNT"]   = number_with_precision(invoice.sum_cache, :precision => 2, :separator => ".")
       hash["VK_CURR"]     = invoice.currency
       hash["VK_REF"]      = ""
-      hash["VK_MSG"]      = invoice.description
+      hash["VK_MSG"]      = invoice.order
       hash["VK_RETURN"]   = controller.registrar_return_payment_with_url(type)
       hash["VK_CANCEL"]   = controller.registrar_return_payment_with_url(type)
       hash["VK_DATETIME"] = Time.now.strftime("%Y-%m-%dT%H:%M:%S%z")
@@ -155,4 +155,4 @@ class BankLink
       bank_public_key.verify(OpenSSL::Digest::SHA1.new, Base64.decode64(mac), data)
     end
   end
-end
+end

app/models/directo.rb

@@ -35,7 +35,7 @@ class Directo < ActiveRecord::Base
                   "ProductID"      => Setting.directo_receipt_product_name,
                   "Quantity"       => 1,
                   "UnitPriceWoVAT" => ActionController::Base.helpers.number_with_precision(invoice.sum_cache/(1+invoice.vat_prc), precision: 2, separator: "."),
-                  "ProductName"    => invoice.description
+                  "ProductName"    => invoice.order
               )
             }
           end

app/models/invoice.rb

@@ -106,7 +106,12 @@ class Invoice < ActiveRecord::Base
   def buyer_country
     Country.new(buyer_country_code)
   end
-
+  
+# order is used for directo/banklink description
+  def order
+    "Order nr. #{number}"
+  end
+  
   def pdf(html)
     kit = PDFKit.new(html)
     kit.to_pdf