brotherton-erpnext/erpnext/controllers/selling_controller.py
2019-01-23 08:19:00 +00:00

381 lines
14 KiB
Python

# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
# License: GNU General Public License v3. See license.txt
from __future__ import unicode_literals
import frappe
from frappe.utils import cint, flt, cstr, comma_or
from frappe import _, throw
from erpnext.stock.get_item_details import get_bin_details
from erpnext.stock.utils import get_incoming_rate
from erpnext.stock.get_item_details import get_conversion_factor
from erpnext.stock.doctype.item.item import set_item_default
from frappe.contacts.doctype.address.address import get_address_display
from erpnext.controllers.stock_controller import StockController
class SellingController(StockController):
def __setup__(self):
if hasattr(self, "taxes"):
self.flags.print_taxes_with_zero_amount = cint(frappe.db.get_single_value("Print Settings",
"print_taxes_with_zero_amount"))
self.flags.show_inclusive_tax_in_print = self.is_inclusive_tax()
self.print_templates = {
"total": "templates/print_formats/includes/total.html",
"taxes": "templates/print_formats/includes/taxes.html"
}
def get_feed(self):
return _("To {0} | {1} {2}").format(self.customer_name, self.currency,
self.grand_total)
def onload(self):
super(SellingController, self).onload()
if self.doctype in ("Sales Order", "Delivery Note", "Sales Invoice"):
for item in self.get("items"):
item.update(get_bin_details(item.item_code, item.warehouse))
def validate(self):
super(SellingController, self).validate()
self.validate_items()
self.validate_max_discount()
self.validate_selling_price()
self.set_qty_as_per_stock_uom()
self.set_po_nos()
self.set_gross_profit()
set_default_income_account_for_item(self)
self.set_customer_address()
def set_missing_values(self, for_validate=False):
super(SellingController, self).set_missing_values(for_validate)
# set contact and address details for customer, if they are not mentioned
self.set_missing_lead_customer_details()
self.set_price_list_and_item_details(for_validate=for_validate)
def set_missing_lead_customer_details(self):
if getattr(self, "customer", None):
from erpnext.accounts.party import _get_party_details
fetch_payment_terms_template = False
if (self.get("__islocal") or
self.company != frappe.db.get_value(self.doctype, self.name, 'company')):
fetch_payment_terms_template = True
party_details = _get_party_details(self.customer,
ignore_permissions=self.flags.ignore_permissions,
doctype=self.doctype, company=self.company,
fetch_payment_terms_template=fetch_payment_terms_template,
party_address=self.customer_address, shipping_address=self.shipping_address_name)
if not self.meta.get_field("sales_team"):
party_details.pop("sales_team")
self.update_if_missing(party_details)
elif getattr(self, "lead", None):
from erpnext.crm.doctype.lead.lead import get_lead_details
self.update_if_missing(get_lead_details(
self.lead,
posting_date=self.get('transaction_date') or self.get('posting_date'),
company=self.company))
def set_price_list_and_item_details(self, for_validate=False):
self.set_price_list_currency("Selling")
self.set_missing_item_details(for_validate=for_validate)
def remove_shipping_charge(self):
if self.shipping_rule:
shipping_rule = frappe.get_doc("Shipping Rule", self.shipping_rule)
existing_shipping_charge = self.get("taxes", {
"doctype": "Sales Taxes and Charges",
"charge_type": "Actual",
"account_head": shipping_rule.account,
"cost_center": shipping_rule.cost_center
})
if existing_shipping_charge:
self.get("taxes").remove(existing_shipping_charge[-1])
self.calculate_taxes_and_totals()
def set_total_in_words(self):
from frappe.utils import money_in_words
if self.meta.get_field("base_in_words"):
base_amount = abs(self.base_grand_total
if self.is_rounded_total_disabled() else self.base_rounded_total)
self.base_in_words = money_in_words(base_amount, self.company_currency)
if self.meta.get_field("in_words"):
amount = abs(self.grand_total if self.is_rounded_total_disabled() else self.rounded_total)
self.in_words = money_in_words(amount, self.currency)
def calculate_commission(self):
if self.meta.get_field("commission_rate"):
self.round_floats_in(self, ["base_net_total", "commission_rate"])
if self.commission_rate > 100.0:
throw(_("Commission rate cannot be greater than 100"))
self.total_commission = flt(self.base_net_total * self.commission_rate / 100.0,
self.precision("total_commission"))
def calculate_contribution(self):
if not self.meta.get_field("sales_team"):
return
total = 0.0
sales_team = self.get("sales_team")
for sales_person in sales_team:
self.round_floats_in(sales_person)
sales_person.allocated_amount = flt(
self.base_net_total * sales_person.allocated_percentage / 100.0,
self.precision("allocated_amount", sales_person))
total += sales_person.allocated_percentage
if sales_team and total != 100.0:
throw(_("Total allocated percentage for sales team should be 100"))
def validate_order_type(self):
valid_types = ["Sales", "Maintenance", "Shopping Cart"]
if not self.order_type:
self.order_type = "Sales"
elif self.order_type not in valid_types:
throw(_("Order Type must be one of {0}").format(comma_or(valid_types)))
def validate_max_discount(self):
for d in self.get("items"):
if d.item_code:
discount = flt(frappe.get_cached_value("Item", d.item_code, "max_discount"))
if discount and flt(d.discount_percentage) > discount:
frappe.throw(_("Maximum discount for Item {0} is {1}%").format(d.item_code, discount))
def set_qty_as_per_stock_uom(self):
for d in self.get("items"):
if d.meta.get_field("stock_qty"):
if not d.conversion_factor:
frappe.throw(_("Row {0}: Conversion Factor is mandatory").format(d.idx))
d.stock_qty = flt(d.qty) * flt(d.conversion_factor)
def validate_selling_price(self):
def throw_message(item_name, rate, ref_rate_field):
frappe.throw(_("""Selling rate for item {0} is lower than its {1}. Selling rate should be atleast {2}""")
.format(item_name, ref_rate_field, rate))
if not frappe.db.get_single_value("Selling Settings", "validate_selling_price"):
return
if hasattr(self, "is_return") and self.is_return:
return
for it in self.get("items"):
if not it.item_code:
continue
last_purchase_rate, is_stock_item = frappe.get_cached_value("Item", it.item_code, ["last_purchase_rate", "is_stock_item"])
last_purchase_rate_in_sales_uom = last_purchase_rate / (it.conversion_factor or 1)
if flt(it.base_rate) < flt(last_purchase_rate_in_sales_uom):
throw_message(it.item_name, last_purchase_rate_in_sales_uom, "last purchase rate")
last_valuation_rate = frappe.db.sql("""
SELECT valuation_rate FROM `tabStock Ledger Entry` WHERE item_code = %s
AND warehouse = %s AND valuation_rate > 0
ORDER BY posting_date DESC, posting_time DESC, creation DESC LIMIT 1
""", (it.item_code, it.warehouse))
if last_valuation_rate:
last_valuation_rate_in_sales_uom = last_valuation_rate[0][0] / (it.conversion_factor or 1)
if is_stock_item and flt(it.base_rate) < flt(last_valuation_rate_in_sales_uom):
throw_message(it.name, last_valuation_rate_in_sales_uom, "valuation rate")
def get_item_list(self):
il = []
for d in self.get("items"):
if d.qty is None:
frappe.throw(_("Row {0}: Qty is mandatory").format(d.idx))
if self.has_product_bundle(d.item_code):
for p in self.get("packed_items"):
if p.parent_detail_docname == d.name and p.parent_item == d.item_code:
# the packing details table's qty is already multiplied with parent's qty
il.append(frappe._dict({
'warehouse': p.warehouse or d.warehouse,
'item_code': p.item_code,
'qty': flt(p.qty),
'uom': p.uom,
'batch_no': cstr(p.batch_no).strip(),
'serial_no': cstr(p.serial_no).strip(),
'name': d.name,
'target_warehouse': p.target_warehouse,
'company': self.company,
'voucher_type': self.doctype,
'allow_zero_valuation': d.allow_zero_valuation_rate
}))
else:
il.append(frappe._dict({
'warehouse': d.warehouse,
'item_code': d.item_code,
'qty': d.stock_qty,
'uom': d.uom,
'stock_uom': d.stock_uom,
'conversion_factor': d.conversion_factor,
'batch_no': cstr(d.get("batch_no")).strip(),
'serial_no': cstr(d.get("serial_no")).strip(),
'name': d.name,
'target_warehouse': d.target_warehouse,
'company': self.company,
'voucher_type': self.doctype,
'allow_zero_valuation': d.allow_zero_valuation_rate
}))
return il
def has_product_bundle(self, item_code):
return frappe.db.sql("""select name from `tabProduct Bundle`
where new_item_code=%s and docstatus != 2""", item_code)
def get_already_delivered_qty(self, current_docname, so, so_detail):
delivered_via_dn = frappe.db.sql("""select sum(qty) from `tabDelivery Note Item`
where so_detail = %s and docstatus = 1
and against_sales_order = %s
and parent != %s""", (so_detail, so, current_docname))
delivered_via_si = frappe.db.sql("""select sum(si_item.qty)
from `tabSales Invoice Item` si_item, `tabSales Invoice` si
where si_item.parent = si.name and si.update_stock = 1
and si_item.so_detail = %s and si.docstatus = 1
and si_item.sales_order = %s
and si.name != %s""", (so_detail, so, current_docname))
total_delivered_qty = (flt(delivered_via_dn[0][0]) if delivered_via_dn else 0) \
+ (flt(delivered_via_si[0][0]) if delivered_via_si else 0)
return total_delivered_qty
def get_so_qty_and_warehouse(self, so_detail):
so_item = frappe.db.sql("""select qty, warehouse from `tabSales Order Item`
where name = %s and docstatus = 1""", so_detail, as_dict=1)
so_qty = so_item and flt(so_item[0]["qty"]) or 0.0
so_warehouse = so_item and so_item[0]["warehouse"] or ""
return so_qty, so_warehouse
def check_close_sales_order(self, ref_fieldname):
for d in self.get("items"):
if d.get(ref_fieldname):
status = frappe.db.get_value("Sales Order", d.get(ref_fieldname), "status")
if status == "Closed":
frappe.throw(_("Sales Order {0} is {1}").format(d.get(ref_fieldname), status))
def update_reserved_qty(self):
so_map = {}
for d in self.get("items"):
if d.so_detail:
if self.doctype == "Delivery Note" and d.against_sales_order:
so_map.setdefault(d.against_sales_order, []).append(d.so_detail)
elif self.doctype == "Sales Invoice" and d.sales_order and self.update_stock:
so_map.setdefault(d.sales_order, []).append(d.so_detail)
for so, so_item_rows in so_map.items():
if so and so_item_rows:
sales_order = frappe.get_doc("Sales Order", so)
if sales_order.status in ["Closed", "Cancelled"]:
frappe.throw(_("{0} {1} is cancelled or closed").format(_("Sales Order"), so),
frappe.InvalidStatusError)
sales_order.update_reserved_qty(so_item_rows)
def update_stock_ledger(self):
self.update_reserved_qty()
sl_entries = []
for d in self.get_item_list():
if frappe.get_cached_value("Item", d.item_code, "is_stock_item") == 1 and flt(d.qty):
if flt(d.conversion_factor)==0.0:
d.conversion_factor = get_conversion_factor(d.item_code, d.uom).get("conversion_factor") or 1.0
return_rate = 0
if cint(self.is_return) and self.return_against and self.docstatus==1:
return_rate = self.get_incoming_rate_for_sales_return(d.item_code, self.return_against)
# On cancellation or if return entry submission, make stock ledger entry for
# target warehouse first, to update serial no values properly
if d.warehouse and ((not cint(self.is_return) and self.docstatus==1)
or (cint(self.is_return) and self.docstatus==2)):
sl_entries.append(self.get_sl_entries(d, {
"actual_qty": -1*flt(d.qty),
"incoming_rate": return_rate
}))
if d.target_warehouse:
target_warehouse_sle = self.get_sl_entries(d, {
"actual_qty": flt(d.qty),
"warehouse": d.target_warehouse
})
if self.docstatus == 1:
if not cint(self.is_return):
args = frappe._dict({
"item_code": d.item_code,
"warehouse": d.warehouse,
"posting_date": self.posting_date,
"posting_time": self.posting_time,
"qty": -1*flt(d.qty),
"serial_no": d.serial_no,
"company": d.company,
"voucher_type": d.voucher_type,
"voucher_no": d.name,
"allow_zero_valuation": d.allow_zero_valuation
})
target_warehouse_sle.update({
"incoming_rate": get_incoming_rate(args)
})
else:
target_warehouse_sle.update({
"outgoing_rate": return_rate
})
sl_entries.append(target_warehouse_sle)
if d.warehouse and ((not cint(self.is_return) and self.docstatus==2)
or (cint(self.is_return) and self.docstatus==1)):
sl_entries.append(self.get_sl_entries(d, {
"actual_qty": -1*flt(d.qty),
"incoming_rate": return_rate
}))
self.make_sl_entries(sl_entries)
def set_po_nos(self):
if self.doctype in ("Delivery Note", "Sales Invoice") and hasattr(self, "items"):
ref_fieldname = "against_sales_order" if self.doctype == "Delivery Note" else "sales_order"
sales_orders = list(set([d.get(ref_fieldname) for d in self.items if d.get(ref_fieldname)]))
if sales_orders:
po_nos = frappe.get_all('Sales Order', 'po_no', filters = {'name': ('in', sales_orders)})
if po_nos and po_nos[0].get('po_no'):
self.po_no = ', '.join(list(set([d.po_no for d in po_nos if d.po_no])))
def set_gross_profit(self):
if self.doctype == "Sales Order":
for item in self.items:
item.gross_profit = flt(((item.base_rate - item.valuation_rate) * item.stock_qty), self.precision("amount", item))
def set_customer_address(self):
address_dict = {
'customer_address': 'address_display',
'shipping_address_name': 'shipping_address',
'company_address': 'company_address_display'
}
for address_field, address_display_field in address_dict.items():
if self.get(address_field):
self.set(address_display_field, get_address_display(self.get(address_field)))
def validate_items(self):
# validate items to see if they have is_sales_item enabled
from erpnext.controllers.buying_controller import validate_item_type
validate_item_type(self, "is_sales_item", "sales")
def set_default_income_account_for_item(obj):
for d in obj.get("items"):
if d.item_code:
if getattr(d, "income_account", None):
set_item_default(d.item_code, obj.company, 'income_account', d.income_account)