kickstarter: added support for pledges without shipping cost

dingguo/parser/kickstarter.py

@@ -34,15 +34,18 @@ def parse_order_confirmation_mail(mail):
     def get_text(tag):
         return u''.join([c if type(c) is BeautifulSoup.NavigableString else get_text(c) for c in tag.contents])
 
-    shipping_attr = re.search(
-            ur'^Shipping(?P<dest>.*)\((?P<price>.*)\)$',
-            doc.find(text = re.compile('Shipping')).parent.parent.text,
-            ).groupdict()
-
-    shipping = dingguo.Shipping(
-        destination_point = shipping_attr['dest'].strip(),
-        price_brutto = dingguo.Sum.parse_text(shipping_attr['price']),
-        )
+    shipping_label_tag = doc.find(text = re.compile('Shipping'))
+    if shipping_label_tag:
+        shipping_attr = re.search(
+                ur'^Shipping(?P<dest>.*)\((?P<price>.*)\)$',
+                shipping_label_tag.parent.parent.text,
+                ).groupdict()
+        shipping = dingguo.Shipping(
+            destination_point = shipping_attr['dest'].strip(),
+            price_brutto = dingguo.Sum.parse_text(shipping_attr['price']),
+            )
+    else:
+        shipping = None
 
     pledge_amount = dingguo.Sum.parse_text(
             doc.find(text = re.compile('Amount pledged')).parent.parent.text.replace('Amount pledged', '')
@@ -56,11 +59,12 @@ def parse_order_confirmation_mail(mail):
                 doc.find(text = re.compile('your card will be charged on')).findNext('time')['datetime']
                 ),
             ),
-        price_brutto = pledge_amount - shipping.price_brutto,
+        price_brutto = pledge_amount - shipping.price_brutto if shipping else pledge_amount,
         reward = get_text(doc.find(text = re.compile('Reward')).findPrevious('td'))
             .strip()[len('Reward'):].strip().replace('\r\n', '\n'),
         ))
 
-    order.items.append(shipping)
+    if shipping:
+        order.items.append(shipping)
 
     return [order]