+
+
+def parse_export_feedback(f):
+    lines = csv.reader(StringIO(f.read().decode('cp1250')))
+    for line in lines:
+        payment_id = line[0]
+        status = int(line[8])
+        comment = line[9]
+        yield payment_id, status, comment
+
+
+def bank_order(date, queryset):
+    response = HttpResponse(content_type='application/octet-stream')
+    response['Content-Disposition'] = 'attachment; filename=order.PLD'
+    rows = []
+
+    no_dates = []
+    no_amounts = []
+
+    if date is None:
+        raise ValueError('Payment date not set yet.')
+
+    for debit in queryset:
+        if debit.bank_acceptance_date is None:
+            no_dates.append(debit)
+        if debit.amount is None:
+            no_amounts.append(debit)
+
+    if no_dates or no_amounts:
+        t = ''
+        if no_dates:
+            t += 'Bank acceptance not received for: '
+            t += ', '.join(
+                '<a href="/admin/pz/directdebit/{}/change">{}</a>'.format(
+                    debit.pk, debit
+                )
+                for debit in no_dates
+            )
+            t += '. '
+        if no_amounts:
+            t += 'Amount not set for: '
+            t += ', '.join(
+                '<a href="/admin/pz/directdebit/{}/change">{}</a>'.format(
+                    debit.pk, debit
+                )
+                for debit in no_amounts
+            )
+            t += '. '
+        raise ValueError(mark_safe(t))
+
+    for debit in queryset:
+        rows.append(
+            '{order_code},{date},{amount},{dest_bank_id},0,"{dest_iban}","{user_iban}",'
+            '"{dest_addr}","{user_addr}",0,{user_bank_id},'
+            '"/NIP/{dest_nip}/IDP/{payment_id}|/TXT/{payment_desc}||",'
+            '"","","01"'.format(
+                order_code=210,
+                date=date.strftime('%Y%m%d'),
+
+                amount=debit.amount * 100,
+                dest_bank_id=settings.PZ_IBAN[2:10],
+                dest_iban=settings.PZ_IBAN,
+                user_iban=debit.iban,
+                dest_addr=settings.PZ_ADDRESS_STRING,
+                user_bank_id=debit.iban[2:10],
+                dest_nip=settings.PZ_NIP,
+                payment_id=debit.payment_id,
+                payment_desc=settings.PZ_PAYMENT_DESCRIPTION,
+                user_addr = '|'.join((
+                    debit.full_name,
+                    '',
+                    debit.street_address,
+                    ' '.join((debit.postal_code, debit.town))
+                ))
+            )
+        )
+    response.write('\r\n'.join(rows).encode('cp1250'))
+
+    return response