def get_stocks(self, product):
stocks = []
supplier_qs = Supplier.objects.enabled().filter(shop_products__product=product).distinct()
# filtered by supplier
supplier_id = int(parse_decimal_string(self.context["request"].query_params.get("supplier", 0)))
if supplier_id:
supplier_qs = supplier_qs.filter(pk=supplier_id)
for supplier in supplier_qs:
stock_status = supplier.get_stock_status(product.id)
stocks.append({
"id": supplier.id,
"name": supplier.name,
"type": supplier.type,
"logical_count": stock_status.logical_count,
"physical_count": stock_status.physical_count,
"message": stock_status.message,
"error": stock_status.error
})
return {
"product": product.id,
"sku": product.sku,
"stocks": stocks
}
def _set_numeric_value(self, new_value):
if self.attribute.type == AttributeType.BOOLEAN and new_value is None:
"""
E-Commerce uses `django.forms.fields.NullBooleanField` in admin.
Which can read in the `None` value.
Note: This is being handled separately due backwards compatibility.
TODO (2.0): Boolean should not be a special case and handling `None` should be
same for every "numeric" value.
"""
self.numeric_value = None
self.datetime_value = None
self.untranslated_string_value = ""
return
if isinstance(new_value, datetime.timedelta):
value = new_value.total_seconds()
if value == int(value):
value = int(value)
else:
value = parse_decimal_string(new_value or 0)
if self.attribute.type == AttributeType.INTEGER:
value = int(value)
if self.attribute.type == AttributeType.BOOLEAN:
value = int(bool(value))
self.numeric_value = value
self.datetime_value = None
self.untranslated_string_value = str(self.numeric_value)
return
def test_parse_decimal_string_with_dirty_input():
assert parse_decimal_string('1e12') == Decimal(112)
assert parse_decimal_string('foo1bar 1x2') == Decimal(112)
assert parse_decimal_string('4a bc2def 8g.h5') == Decimal('428.5')
assert parse_decimal_string(float('inf')) == Decimal('inf')
assert parse_decimal_string(float('-inf')) == Decimal('-inf')
assert str(parse_decimal_string(float('nan'))) == str(Decimal('nan'))
assert parse_decimal_string('') == Decimal(0)
assert parse_decimal_string(' ') == Decimal(0)
def _initialize_product_line_data(self, product, supplier, shop, quantity=0):
if product.variation_children.count():
raise ValueError("Attempting to add variation parent to basket")
return {
# TODO: FIXME: Make sure line_id's are unique (not random)
"line_id": str(random.randint(0, 0x7FFFFFFF)),
"product": product,
"supplier": supplier,
"shop": shop,
"quantity": parse_decimal_string(quantity),
}
def update_display_quantity(self, line, value, **kwargs):
if not line:
return False
new_display_quantity = parse_decimal_string(value)
if new_display_quantity is None:
return False
basket_line = self.basket.get_basket_line(line['line_id'])
if basket_line and basket_line.product:
unit = basket_line.shop_product.unit
new_quantity = unit.from_display(new_display_quantity)
else:
new_quantity = new_display_quantity
return self._update_quantity(line, new_quantity)
def _process_line_quantity_and_price(self, source, sline, sl_kwargs):
quantity_val = sline.pop("quantity", None)
try:
sl_kwargs["quantity"] = parse_decimal_string(quantity_val)
except Exception as exc:
msg = _("The quantity '%(quantity)s' (for line %(text)s) is invalid (%(error)s)") % {
"text": sl_kwargs["text"],
"quantity": quantity_val,
"error": exc,
}
self.add_error(ValidationError(msg, code="invalid_quantity"))
return False
is_product = bool(sline.get("type") == "product")
price_val = sline.pop("baseUnitPrice", None) if is_product else sline.pop("unitPrice", None)
try:
sl_kwargs["base_unit_price"] = source.create_price(parse_decimal_string(price_val))
except Exception as exc:
msg = _("The price '%(price)s' (for line %(text)s) is invalid (%(error)s)") % {
"text": sl_kwargs["text"],
"price": price_val,
"error": exc
}
self.add_error(ValidationError(msg, code="invalid_price"))
return False
discount_val = sline.pop("discountAmount", parse_decimal_string(str("0.00")))
try:
sl_kwargs["discount_amount"] = source.create_price(parse_decimal_string(discount_val))
except Exception as exc:
msg = _("The discount '%(discount)s' (for line %(text)s is invalid (%(error)s)") % {
"discount": discount_val,
"text": sl_kwargs["text"],
"error": exc
}
self.add_error(ValidationError(msg, code="invalid_discount"))
return True
def __init__(self, id, value, title, currency, **kwargs):
self.currency = currency
value = parse_decimal_string(value)
value = format_currency(value, currency=self.currency, locale=get_current_babel_locale())
super(DashboardMoneyBlock, self).__init__(id, value, title, **kwargs)
def __init__(self, id, value, title, **kwargs):
value = parse_decimal_string(value)
if int(value) == value:
value = int(value)
value = format_number(value, locale=get_current_babel_locale())
super(DashboardNumberBlock, self).__init__(id, value, title, **kwargs)
def test_parse_decimal_string_with_unaccepted_input(value):
with pytest.raises(decimal.InvalidOperation):
parse_decimal_string(value)
def test_parse_decimal_string_with_normal_input():
assert parse_decimal_string('42') == Decimal(42)
assert parse_decimal_string('0') == Decimal(0)
assert parse_decimal_string(3.5) == Decimal('3.5')
assert parse_decimal_string(-5) == Decimal(-5)
assert parse_decimal_string('-5') == Decimal(-5)
def test_parse_decimal_string_with_float_input(input_val, expected_val):
result = parse_decimal_string(input_val)
assert result == expected_val
def update_quantity(self, line, value, **kwargs):
new_quantity = parse_decimal_string(value)
if new_quantity is None:
return False
return self._update_quantity(line, new_quantity)
def handle_add( # noqa (C901)
request, basket, product_id,
quantity=1, unit_type='internal',
supplier_id=None, **kwargs):
"""
Handle adding a product to the basket.
:param product_id: product ID to add (or if `child_product_id` is truey, the parent ID)
:param quantity: quantity of products to add
:param child_product_id: child product ID to add (if truey)
:param supplier_id: The supplier ID for the new line. If None, the first supplier is used.
"""
product_id = int(product_id)
product = get_object_or_404(Product, pk=product_id)
if product.mode in (ProductMode.SIMPLE_VARIATION_PARENT, ProductMode.VARIABLE_VARIATION_PARENT):
raise ValidationError("Invalid product", code="invalid_product")
try:
shop_product = product.get_shop_instance(shop=request.shop)
except ShopProduct.DoesNotExist:
raise ValidationError("Product not available in this shop", code="product_not_available_in_shop")
if supplier_id:
supplier = shop_product.suppliers.enabled().filter(pk=supplier_id).first()
else:
supplier = shop_product.get_supplier(basket.customer, quantity, basket.shipping_address)
if not supplier:
raise ValidationError("Invalid supplier", code="invalid_supplier")
try:
quantity = parse_decimal_string(quantity)
if unit_type == 'display':
quantity = shop_product.unit.from_display(quantity)
if not product.sales_unit.allow_fractions:
if quantity % 1 != 0:
msg = _(
"The quantity %f is not allowed. "
"Please use an integer value.") % quantity
raise ValidationError(msg, code="invalid_quantity")
quantity = int(quantity)
except (ValueError, decimal.InvalidOperation):
raise ValidationError(_(u"The quantity %s is not valid.") % quantity, code="invalid_quantity")
if quantity <= 0:
raise ValidationError(_(u"The quantity %s is not valid.") % quantity, code="invalid_quantity")
product_ids_and_quantities = basket.get_product_ids_and_quantities()
already_in_basket_qty = product_ids_and_quantities.get(product.id, 0)
shop_product.raise_if_not_orderable(
supplier=supplier,
quantity=(already_in_basket_qty + quantity),
customer=basket.customer
)
# If the product is a package parent, also check child products
if product.is_package_parent():
for child_product, child_quantity in six.iteritems(product.get_package_child_to_quantity_map()):
already_in_basket_qty = product_ids_and_quantities.get(child_product.id, 0)
total_child_quantity = (quantity * child_quantity)
try:
sp = child_product.get_shop_instance(shop=request.shop)
except ShopProduct.DoesNotExist:
raise ProductNotOrderableProblem("%s not available in %s" % (child_product, request.shop))
sp.raise_if_not_orderable(
supplier=supplier,
quantity=(already_in_basket_qty + total_child_quantity),
customer=basket.customer
)
# TODO: Hook/extension point
# if product.form:
# return {
# "error": u"Form required",
# "return": reverse_GET("product-form", kwargs={"pk": product.pk}, GET={"n": quantity})
# }
add_product_kwargs = {
"product": product,
"quantity": quantity,
"supplier": supplier,
"shop": request.shop,
"force_new_line": kwargs.get("force_new_line", False),
"extra": kwargs.get("extra"),
"parent_line": kwargs.get("parent_line")
}
line = basket.add_product(**add_product_kwargs)
return {
'ok': basket.smart_product_count,
'line_id': line.line_id,
'added': quantity
}
def round(self, value):
return bankers_round(parse_decimal_string(value), self.decimals)