Refactored pdf generation with newest prawn.

app/documents/order_by_articles.rb

@@ -0,0 +1,33 @@
+# encoding: utf-8
+class OrderByArticles < OrderPdf
+
+  def filename
+    "Bestellung #{@order.name}-#{@order.ends.to_date} - Artikelsortierung.pdf"
+  end
+
+  def title
+    "Artikelsortierung der Bestellung: #{@order.name}, beendet am #{@order.ends.strftime('%d.%m.%Y')}"
+  end
+
+  def body
+    @order.order_articles.ordered.each do |order_article|
+      text "#{order_article.article.name} (#{order_article.article.unit} | #{order_article.price.unit_quantity.to_s} | #{number_with_precision(order_article.price.fc_price, precision: 2)})",
+           style: :bold, size: 10
+      rows = []
+      rows << %w(Bestellgruppe Menge Preis)
+      for goa in order_article.group_order_articles
+        rows << [goa.group_order.ordergroup.name,
+                 goa.result,
+                 number_with_precision(order_article.price.fc_price * goa.result, precision: 2)]
+      end
+
+      table rows, column_widths: [200,40,40], cell_style: {size: 8, overflow: :shrink_to_fit} do |table|
+        table.columns(1..2).align = :right
+        table.cells.border_width = 1
+        table.cells.border_color = '666666'
+      end
+      move_down 10
+    end
+  end
+
+end