Exporter/orderlist: Add link to position order page (Z#23202597)

src/pretix/base/exporters/orderlist.py

@@ -668,6 +668,7 @@ class OrderListExporter(MultiSheetListExporter):
             _('External customer ID'),
             _('Check-in lists'),
             _('Payment providers'),
+            _('Position order link')
         ]
 
         # get meta_data labels from first cached event
@@ -812,6 +813,14 @@ class OrderListExporter(MultiSheetListExporter):
                     if p and p != 'free'
                 ]))
 
+                row.append(
+                    build_absolute_uri(order.event, 'presale:event.order.position', kwargs={
+                        'order': order.code,
+                        'secret': op.web_secret,
+                        'position': op.positionid
+                    })
+                )
+
                 if has_subevents:
                     if op.subevent:
                         row += op.subevent.meta_data.values()