brotherton-erpnext/erpnext/accounts/party.py
2015-09-18 12:59:51 +05:30

297 lines
11 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
import datetime
from frappe import _, msgprint, scrub
from frappe.defaults import get_user_permissions
from frappe.utils import add_days, getdate, formatdate, get_first_day, date_diff
from erpnext.utilities.doctype.address.address import get_address_display
from erpnext.utilities.doctype.contact.contact import get_contact_details
class InvalidCurrency(frappe.ValidationError): pass
class InvalidAccountCurrency(frappe.ValidationError): pass
@frappe.whitelist()
def get_party_details(party=None, account=None, party_type="Customer", company=None,
posting_date=None, price_list=None, currency=None, doctype=None):
if not party:
return {}
if not frappe.db.exists(party_type, party):
frappe.throw(_("{0}: {1} does not exists").format(party_type, party))
return _get_party_details(party, account, party_type,
company, posting_date, price_list, currency, doctype)
def _get_party_details(party=None, account=None, party_type="Customer", company=None,
posting_date=None, price_list=None, currency=None, doctype=None, ignore_permissions=False):
out = frappe._dict(set_account_and_due_date(party, account, party_type, company, posting_date, doctype))
party = out[party_type.lower()]
if not ignore_permissions and not frappe.has_permission(party_type, "read", party):
frappe.throw(_("Not permitted"), frappe.PermissionError)
party = frappe.get_doc(party_type, party)
set_address_details(out, party, party_type)
set_contact_details(out, party, party_type)
set_other_values(out, party, party_type)
set_price_list(out, party, party_type, price_list)
out["taxes_and_charges"] = set_taxes(party.name, party_type, posting_date, company, out.customer_group, out.supplier_type)
if not out.get("currency"):
out["currency"] = currency
# sales team
if party_type=="Customer":
out["sales_team"] = [{
"sales_person": d.sales_person,
"sales_designation": d.sales_designation,
"allocated_percentage": d.allocated_percentage
} for d in party.get("sales_team")]
return out
def set_address_details(out, party, party_type):
billing_address_field = "customer_address" if party_type == "Lead" \
else party_type.lower() + "_address"
out[billing_address_field] = frappe.db.get_value("Address",
{party_type.lower(): party.name, "is_primary_address":1}, "name")
# address display
out.address_display = get_address_display(out[billing_address_field])
# shipping address
if party_type in ["Customer", "Lead"]:
out.shipping_address_name = frappe.db.get_value("Address",
{party_type.lower(): party.name, "is_shipping_address":1}, "name")
out.shipping_address = get_address_display(out["shipping_address_name"])
def set_contact_details(out, party, party_type):
out.contact_person = frappe.db.get_value("Contact",
{party_type.lower(): party.name, "is_primary_contact":1}, "name")
if not out.contact_person:
out.update({
"contact_person": None,
"contact_display": None,
"contact_email": None,
"contact_mobile": None,
"contact_phone": None,
"contact_designation": None,
"contact_department": None
})
else:
out.update(get_contact_details(out.contact_person))
def set_other_values(out, party, party_type):
# copy
if party_type=="Customer":
to_copy = ["customer_name", "customer_group", "territory"]
else:
to_copy = ["supplier_name", "supplier_type"]
for f in to_copy:
out[f] = party.get(f)
# fields prepended with default in Customer doctype
for f in ['currency'] \
+ (['sales_partner', 'commission_rate'] if party_type=="Customer" else []):
if party.get("default_" + f):
out[f] = party.get("default_" + f)
def set_price_list(out, party, party_type, given_price_list):
# price list
price_list = filter(None, get_user_permissions().get("Price List", []))
if isinstance(price_list, list):
price_list = price_list[0] if len(price_list)==1 else None
if not price_list:
price_list = party.default_price_list
if not price_list and party_type=="Customer":
price_list = frappe.db.get_value("Customer Group",
party.customer_group, "default_price_list")
if not price_list:
price_list = given_price_list
if price_list:
out.price_list_currency = frappe.db.get_value("Price List", price_list, "currency")
out["selling_price_list" if party.doctype=="Customer" else "buying_price_list"] = price_list
def set_account_and_due_date(party, account, party_type, company, posting_date, doctype):
if doctype not in ["Sales Invoice", "Purchase Invoice"]:
# not an invoice
return {
party_type.lower(): party
}
if party:
account = get_party_account(company, party, party_type)
account_fieldname = "debit_to" if party_type=="Customer" else "credit_to"
out = {
party_type.lower(): party,
account_fieldname : account,
"due_date": get_due_date(posting_date, party_type, party, company)
}
return out
def validate_accounting_currency(party):
party_account_currency_in_db = frappe.db.get_value(party.doctype, party.name, "party_account_currency")
if party_account_currency_in_db != party.party_account_currency:
existing_gle = frappe.db.get_value("GL Entry", {"party_type": party.doctype,
"party": party.name}, ["name", "account_currency"], as_dict=1)
if existing_gle:
if party_account_currency_in_db:
frappe.throw(_("Accounting Currency cannot be changed, as GL Entry exists for this {0}")
.format(party.doctype), InvalidCurrency)
else:
party.party_account_currency = existing_gle.account_currency
def validate_party_account(party):
company_currency = get_company_currency()
if party.party_account_currency:
companies_with_different_currency = []
for company, currency in company_currency.items():
if currency != party.party_account_currency:
companies_with_different_currency.append(company)
for d in party.get("accounts"):
if d.company in companies_with_different_currency:
companies_with_different_currency.remove(d.company)
selected_account_currency = frappe.db.get_value("Account", d.account, "account_currency")
if selected_account_currency != party.party_account_currency:
frappe.throw(_("Account {0} is invalid, account currency must be {1}")
.format(d.account, selected_account_currency), InvalidAccountCurrency)
if companies_with_different_currency:
frappe.msgprint(_("Please mention Default {0} Account for the following companies, as accounting currency is different from company's default currency: {1}")
.format(
"Receivable" if party.doctype=="Customer" else "Payable",
"\n" + "\n".join(companies_with_different_currency)
)
)
def get_company_currency():
company_currency = frappe._dict()
for d in frappe.get_all("Company", fields=["name", "default_currency"]):
company_currency.setdefault(d.name, d.default_currency)
return company_currency
@frappe.whitelist()
def get_party_account(company, party, party_type):
"""Returns the account for the given `party`.
Will first search in party (Customer / Supplier) record, if not found,
will search in group (Customer Group / Supplier Type),
finally will return default."""
if not company:
frappe.throw(_("Please select company first."))
if party:
account = frappe.db.get_value("Party Account",
{"parenttype": party_type, "parent": party, "company": company}, "account")
if not account:
party_group_doctype = "Customer Group" if party_type=="Customer" else "Supplier Type"
group = frappe.db.get_value(party_type, party, scrub(party_group_doctype))
account = frappe.db.get_value("Party Account",
{"parenttype": party_group_doctype, "parent": group, "company": company}, "account")
if not account:
default_account_name = "default_receivable_account" if party_type=="Customer" else "default_payable_account"
account = frappe.db.get_value("Company", company, default_account_name)
return account
@frappe.whitelist()
def get_due_date(posting_date, party_type, party, company):
"""Set Due Date = Posting Date + Credit Days"""
due_date = None
if posting_date and party:
due_date = posting_date
if party_type=="Customer":
credit_days_based_on, credit_days = get_credit_days(party_type, party, company)
if credit_days_based_on == "Fixed Days" and credit_days:
due_date = add_days(posting_date, credit_days)
elif credit_days_based_on == "Last Day of the Next Month":
due_date = (get_first_day(posting_date, 0, 2) + datetime.timedelta(-1)).strftime("%Y-%m-%d")
else:
credit_days = get_credit_days(party_type, party, company)
if credit_days:
due_date = add_days(posting_date, credit_days)
return due_date
def get_credit_days(party_type, party, company):
if party_type and party:
if party_type == "Customer":
credit_days_based_on, credit_days, customer_group = \
frappe.db.get_value(party_type, party, ["credit_days_based_on", "credit_days", "customer_group"])
if not credit_days_based_on:
credit_days_based_on, credit_days = \
frappe.db.get_value("Customer Group", customer_group, ["credit_days_based_on", "credit_days"]) \
or frappe.db.get_value("Company", company, ["credit_days_based_on", "credit_days"])
return credit_days_based_on, credit_days
else:
credit_days, supplier_type = frappe.db.get_value(party_type, party, ["credit_days", "supplier_type"])
if not credit_days:
credit_days = frappe.db.get_value("Supplier Type", supplier_type, "credit_days") \
or frappe.db.get_value("Company", company, "credit_days")
return credit_days
def validate_due_date(posting_date, due_date, party_type, party, company):
if getdate(due_date) < getdate(posting_date):
frappe.throw(_("Due Date cannot be before Posting Date"))
else:
default_due_date = get_due_date(posting_date, party_type, party, company)
if default_due_date != posting_date and getdate(due_date) > getdate(default_due_date):
is_credit_controller = frappe.db.get_single_value("Accounts Settings", "credit_controller") in frappe.get_roles()
if is_credit_controller:
msgprint(_("Note: Due / Reference Date exceeds allowed customer credit days by {0} day(s)")
.format(date_diff(due_date, default_due_date)))
else:
frappe.throw(_("Due / Reference Date cannot be after {0}").format(formatdate(default_due_date)))
@frappe.whitelist()
def set_taxes(party, party_type, posting_date, company, customer_group=None, supplier_type=None,
billing_address=None, shipping_address=None, use_for_shopping_cart=None):
from erpnext.accounts.doctype.tax_rule.tax_rule import get_tax_template, get_party_details
args = {
party_type: party,
"customer_group": customer_group,
"supplier_type": supplier_type,
"company": company
}
if billing_address or shipping_address:
args.update(get_party_details(party, party_type, {"billing_address": billing_address, \
"shipping_address": shipping_address }))
else:
args.update(get_party_details(party, party_type))
if party_type=="Customer":
args.update({"tax_type": "Sales"})
else:
args.update({"tax_type": "Purchase"})
if use_for_shopping_cart:
args.update({"use_for_shopping_cart": use_for_shopping_cart})
return get_tax_template(posting_date, args)