def stockable(self):
provider = IStock(self.context)
raw = provider.stockable()
result = []
if raw is None:
result.append({
'title': self.context.Title(),
'key': self.context.UID(),
'value': provider.stock()
})
else:
for items in raw:
stockable = {
'objs': items,
'title': [],
'key': [],
'value': provider.variationStock(items)
}
for item in items:
stockable['key'].append(item.UID())
stockable['title'].append(item.Title())
stockable['key'] = '_'.join(stockable['key'])
stockable['title'] = ', '.join(stockable['title'])
result.append(stockable)
return result
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
def products(self):
if not hasattr(self, 'cart'):
self.cart = IShoppingCart(self.context)
order = None
if self.request.SESSION.get(ORDER_SESSION_KEY, None) is not None:
registry = IOrderRegistry(self.context)
order = registry.getOrder(self.request.SESSION.get(ORDER_SESSION_KEY, 0))
if order is not None:
increaseStockFromOrder(registry, order)
products = self.cart.getProducts()
uid_catalog = getToolByName(self.context, 'uid_catalog')
for product in products:
provider = IStock(uid_catalog(UID=product['uid'])[0].getObject())
if not len(product['variations']):
product['stock'] = provider.stock()
else:
product['stock'] = provider.variationStock([uid_catalog(UID=v['uid'])[0].getObject() for v in product['variations']])
product['outofstock'] = product['amount'] > product['stock']
product['checkout_allowed'] = not product['outofstock'] or provider.outOfStockCheckoutAllowed()
if order is not None:
decreaseStockFromOrder(registry, order)
return products
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])