def get_price(request, product_slug):
"""Get base price for a product, returning the answer encoded as JSON."""
quantity = 1
try:
product = Product.objects.get_by_site(active=True, slug=product_slug)
except Product.DoesNotExist:
return http.HttpResponseNotFound(json_encode(('', _("not available"))), mimetype="text/javascript")
prod_slug = product.slug
if request.method == "POST" and request.POST.has_key('quantity'):
quantity = int(request.POST['quantity'])
if 'ConfigurableProduct' in product.get_subtypes():
cp = product.configurableproduct
chosen_options = optionids_from_post(cp, request.POST)
pvp = cp.get_product_from_options(chosen_options)
if not pvp:
return http.HttpResponse(json_encode(('', _("not available"))), mimetype="text/javascript")
prod_slug = pvp.slug
price = moneyfmt(pvp.get_qty_price(quantity))
else:
price = moneyfmt(product.get_qty_price(quantity))
if not price:
return http.HttpResponse(json_encode(('', _("not available"))), mimetype="text/javascript")
return http.HttpResponse(json_encode((prod_slug, price)), mimetype="text/javascript")
def get_price_detail(request, product_slug):
"""Get all price details for a product, returning the response encoded as JSON."""
results = {
"success" : False,
"message" : _("not available")
}
price = None
if request.method=="POST":
reqdata = request.POST
else:
reqdata = request.GET
try:
product = Product.objects.get_by_site(active=True, slug=product_slug)
found = True
prod_slug = product.slug
if reqdata.has_key('quantity'):
quantity = int(reqdata['quantity'])
else:
quantity = 1
if 'ConfigurableProduct' in product.get_subtypes():
cp = product.configurableproduct
chosen_options = optionids_from_post(cp, reqdata)
product = cp.get_product_from_options(chosen_options)
if product:
price = product.get_qty_price(quantity)
base_tax = get_tax(request.user, product, quantity)
price_with_tax = price+base_tax
results['slug'] = product.slug
results['currency_price'] = moneyfmt(price)
results['price'] = float(price)
results['tax'] = float(base_tax)
results['currency_tax'] = moneyfmt(base_tax)
results['currency_price_with_tax'] = moneyfmt(price_with_tax)
results['price_with_tax'] = float(price_with_tax)
results['success'] = True
results['message'] = ""
except Product.DoesNotExist:
found = False
data = json_encode(results)
if found:
return http.HttpResponse(data, mimetype="text/javascript")
else:
return http.HttpResponseNotFound(data, mimetype="text/javascript")
def apply_to_order(self, order):
"""Apply up to the full amount of the balance of this cert to the order.
Returns new balance.
"""
amount = min(order.balance, self.balance)
log.info('applying %s from giftcert #%i [%s] to order #%i [%s]',
moneyfmt(amount),
self.id,
moneyfmt(self.balance),
order.id,
moneyfmt(order.balance))
config = config_get_group('PAYMENT_GIFTCERTIFICATE')
orderpayment = record_payment(order, config, amount)
return self.use(amount, orderpayment=orderpayment)
def currency(value, args=""):
"""Convert a value to a money formatted string.
places: required number of places after the decimal point
curr: optional currency symbol before the sign (may be blank)
wrapcents:tag to wrap the part after the decimal point
Usage:
val|currency
val|currency:'places=2'
val|currency:'places=2:wrapcents=sup'
"""
if value == '' or value is None:
return value
args, kwargs = get_filter_args(args,
keywords=('places','curr', 'wrapcents'),
intargs=('places',), stripquotes=True)
try:
value = Decimal(str(value))
except InvalidOperation:
log.error("Could not convert value '%s' to decimal", value)
raise
if not 'places' in kwargs:
kwargs['places'] = 2
return mark_safe(moneyfmt(value, **kwargs))
def balance_due(self):
if self.balance:
b = self.balance
else:
b = Decimal('0.00')
return moneyfmt(b)
def render(self, context):
try:
show_tax = self.show_tax.resolve(context)
except template.VariableDoesNotExist:
show_tax = self.raw_tax
if show_tax:
tag = CartitemLineTaxedTotalNode(self.raw_cartitem, self.raw_currency)
return tag.render(context)
try:
cartitem = self.cartitem.resolve(context)
except template.VariableDoesNotExist:
log.warn('Could not resolve template variable: %s', self.cartitem)
return ''
try:
show_currency = self.show_currency.resolve(context)
except template.VariableDoesNotExist:
show_currency = self.raw_currency
if show_currency:
return moneyfmt(cartitem.line_total)
else:
return cartitem.line_total
def option_total_price(product, option_item):
"""
Returns the price as (+$1.00)
or (-$1.00) depending on the sign of the price change
The currency symbol is set in the settings.py file
"""
if option_item.price_change:
val = product.unit_price + option_item.price_change
else:
val = product.unit_price
return moneyfmt(val)
def render(self, context):
taxer = _get_taxprocessor(context["request"])
try:
item = template.resolve_variable(self.cartitem, context)
except template.VariableDoesNotExist:
raise template.TemplateSyntaxError("No such variable: %s", self.cartitem)
total = item.line_total + taxer.by_price(item.product.taxClass, item.line_total)
if self.currency:
return moneyfmt(total)
return total
def render(self, context):
taxer = _get_taxprocessor(context["request"])
try:
price = template.resolve_variable(self.price, context)
except template.VariableDoesNotExist:
raise template.TemplateSyntaxError("No such variable: %s", self.price)
total = price + taxer.by_price(self.taxclass, price)
if self.currency:
return moneyfmt(total)
return total
def option_price(option_item):
"""
Returns the price as (+$1.00)
or (-$1.00) depending on the sign of the price change
The currency symbol is set in the settings.py file
"""
output = ""
if option_item.price_change != 0:
amount = moneyfmt(abs(option_item.price_change))
if option_item.price_change < 0:
output = "(- %s)" % amount
if option_item.price_change > 0:
output = "(+ %s)" % amount
return output
def tiered_shipping(price, args=""):
if not args:
raise template.TemplateSyntaxError(
'tiered_shipping needs the name of the carrier, as value|tiered_shipping:"carrier"'
)
try:
c = Carrier.objects.get(key=args)
except Carrier.DoesNotExist:
raise template.TemplateSyntaxError(
'tiered_shipping needs the name of a valid carrier, could not find carrier "%s"' % args
)
shipping = c.price(Decimal(price))
return mark_safe(moneyfmt(shipping))
def _get_shipping_choices(request, paymentmodule, cart, contact, default_view_tax=False):
"""Iterate through legal shipping modules, building the list for display to the user.
Returns the shipping choices list, along with a dictionary of shipping choices, useful
for building javascript that operates on shipping choices.
"""
shipping_options = []
shipping_dict = {}
if not cart.is_shippable:
methods = [shipping_method_by_key('NoShipping'),]
else:
methods = shipping_methods()
for method in methods:
method.calculate(cart, contact)
if method.valid():
template = lookup_template(paymentmodule, 'shipping_options.html')
t = loader.get_template(template)
shipcost = method.cost()
shipping_tax = None
taxed_shipping_price = None
if config_value('TAX','TAX_SHIPPING'):
shipping_tax = config_value('TAX', 'TAX_CLASS')
taxer = _get_taxprocessor(request)
total = shipcost + taxer.by_price(shipping_tax, shipcost)
taxed_shipping_price = moneyfmt(total)
c = RequestContext(request, {
'amount': shipcost,
'description' : method.description(),
'method' : method.method(),
'expected_delivery' : method.expectedDelivery(),
'default_view_tax' : default_view_tax,
'shipping_tax': shipping_tax,
'taxed_shipping_price': taxed_shipping_price})
shipping_options.append((method.id, t.render(c)))
shipping_dict[method.id] = shipcost
return shipping_options, shipping_dict
def process(self):
"""
Process the transaction and return a tuple:
(success/failure, reason code, response text)
"""
if self.order.paid_in_full:
success = True
reason_code = "0"
response_text = _("No balance to pay")
else:
try:
gc = GiftCertificate.objects.from_order(self.order)
except GiftCertificate.DoesNotExist:
success = False
reason_code="1"
response_text = _("No such Gift Certificate")
if not gc.valid:
success = False
reason_code="2"
response_text = _("Bad Gift Certificate")
else:
gc.apply_to_order(self.order)
reason_code = "0"
response_text = _("Success")
success = True
if not self.order.paid_in_full:
response_text = _("%s balance remains after gift certificate was applied") % moneyfmt(self.order.balance)
return (success, reason_code, response_text)
def _order_total(self):
#Needed for the admin list display
return moneyfmt(self.total)
def force_recalculate_total(self, save=True):
"""Calculates sub_total, taxes and total."""
from satchmo.discount.utils import find_discount_for_code
zero = Decimal("0.0000000000")
discount = find_discount_for_code(self.discount_code)
discount.calc(self)
self.discount = discount.total
discounts = discount.item_discounts
itemprices = []
fullprices = []
for lineitem in self.orderitem_set.all():
lid = lineitem.id
if lid in discounts:
lineitem.discount = discounts[lid]
else:
lineitem.discount = zero
if save:
lineitem.save()
itemprices.append(lineitem.sub_total)
fullprices.append(lineitem.line_item_price)
if 'Shipping' in discounts:
self.shipping_discount = discounts['Shipping']
else:
self.shipping_discount = zero
if itemprices:
item_sub_total = reduce(operator.add, itemprices)
else:
item_sub_total = zero
if fullprices:
full_sub_total = reduce(operator.add, fullprices)
else:
full_sub_total = zero
self.sub_total = full_sub_total
taxProcessor = get_tax_processor(self)
totaltax, taxrates = taxProcessor.process()
self.tax = totaltax
# clear old taxes
for taxdetl in self.taxes.all():
taxdetl.delete()
for taxdesc, taxamt in taxrates.items():
taxdetl = OrderTaxDetail(order=self, tax=taxamt, description=taxdesc, method=taxProcessor.method)
taxdetl.save()
log.debug("Order #%i, recalc: sub_total=%s, shipping=%s, discount=%s, tax=%s",
self.id,
moneyfmt(item_sub_total),
moneyfmt(self.shipping_sub_total),
moneyfmt(self.discount),
moneyfmt(self.tax))
self.total = Decimal(item_sub_total + self.shipping_sub_total + self.tax)
if save:
self.save()
def balance_forward(self):
return moneyfmt(self.balance)
def _amount_total(self):
return moneyfmt(self.amount)
def __unicode__(self):
sb = moneyfmt(self.start_balance)
b = moneyfmt(self.balance)
return u"Gift Cert: %s/%s" % (sb, b)
def isValid(self, cart=None):
"""
Make sure this discount still has available uses and is in the current date range.
If a cart has been populated, validate that it does apply to the products we have selected.
"""
if not self.active:
return (False, ugettext('This coupon is disabled.'))
if self.startDate > datetime.date.today():
return (False, ugettext('This coupon is not active yet.'))
if self.endDate < datetime.date.today():
return (False, ugettext('This coupon has expired.'))
if self.numUses > self.allowedUses:
return (False, ugettext('This discount has exceeded the number of allowed uses.'))
if not cart:
return (True, ugettext('Valid.'))
minOrder = self.minOrder or 0
if cart.total < minOrder:
return (False, ugettext('This discount only applies to orders of at least %s.' % moneyfmt(minOrder)))
validItems = False
if self.validProducts.count() == 0:
validItems = True
else:
validItems = len(self._valid_products(cart.cartitem_set))
if validItems:
return (True, ugettext('Valid.'))
else:
return (False, ugettext('This discount cannot be applied to the products in your cart.'))
def order_link(self):
return mark_safe(u'<a href="/admin/shop/order/%i/">%s #%i (%s)</a>' % (
self.order.id,
ugettext('Order'),
self.order.id,
moneyfmt(self.order.total)))
def productvariation_details(product, include_tax, user, create=False):
"""Build the product variation details, for conversion to javascript.
Returns variation detail dictionary built like so:
details = {
"OPTION_KEY" : {
"SLUG": "Variation Slug",
"PRICE" : {"qty" : "$price", [...]},
"SALE" : {"qty" : "$price", [...]},
"TAXED" : "$taxed price", # omitted if no taxed price requested
"QTY" : 1
},
[...]
}
"""
config = Config.objects.get_current()
ignore_stock = config.no_stock_checkout
discount = find_best_auto_discount(product)
use_discount = discount and discount.percentage > 0
if include_tax:
taxer = get_taxprocessor(user)
tax_class = product.taxClass
details = {'SALE' : use_discount}
curr = config_value('SHOP', 'CURRENCY')
curr = curr.replace("_", " ")
variations = ProductPriceLookup.objects.filter(parentid=product.id)
if variations.count() == 0:
if create:
log.debug('Creating price lookup for %s', product)
ProductPriceLookup.objects.smart_create_for_product(product)
variations = ProductPriceLookup.objects.filter(parentid=product.id)
else:
log.warning('You must run satchmo_rebuild_pricing and add it to a cron-job to run every day, or else the product details will not work for product detail pages.')
for detl in variations:
key = detl.key
if details.has_key(key):
detail = details[key]
else:
detail = {}
detail['SLUG'] = detl.productslug
if not detl.active:
qty = -1
elif ignore_stock:
qty = 10000
else:
qty = detl.items_in_stock
detail['QTY'] = qty
detail['PRICE'] = {}
if use_discount:
detail['SALE'] = {}
if include_tax:
detail['TAXED'] = {}
if use_discount:
detail['TAXED_SALE'] = {}
details[key] = detail
price = detl.dynamic_price
detail['PRICE'][detl.quantity] = moneyfmt(price, curr=curr)
if use_discount:
detail['SALE'][detl.quantity] = moneyfmt(calc_by_percentage(price, discount.percentage), curr=curr)
if include_tax:
tax_price = taxer.by_price(tax_class, price) + price
detail['TAXED'][detl.quantity] = moneyfmt(tax_price, curr=curr)
detail['TAXED_SALE'][detl.quantity] = moneyfmt(calc_by_percentage(tax_price, discount.percentage), curr=curr)
return details
