def decreaseStockFromOrder(registry, order):
if not hasattr(order, 'stock_decreased'):
order.stock_decreased = PersistentDict()
uid_catalog = getToolByName(registry.context, 'uid_catalog')
for product in order.products:
stock = IStock(uid_catalog(UID=product[0])[0].getObject())
if len(product[5]): # we have variations
variations = [v[0] for v in product[5]]
stock.setVariationStock(stock.variationStock(variations)-int(product[3])+order.stock_decreased.get(product[0], 0), variations)
else:
stock.setStock(stock.stock()-int(product[3])+order.stock_decreased.get(product[0], 0))
order.stock_decreased[product[0]] = int(product[3])
def store(self):
provider = IStock(self.context)
stockable = self.stockable()
for item in stockable:
try:
value = int(self.request.form.get(item['key'], 0))
if not item.has_key('objs'):
provider.setStock(value)
else:
provider.setVariationStock(value, item['objs'])
except:
self.errors[item['key']] = _(u'There was an error when saving this stock entry')
return len(self.errors) == 0
