brotherton-erpnext/erpnext/controllers/accounts_controller.py

508 lines
19 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 import _, throw
from frappe.utils import today, flt, cint
from erpnext.setup.utils import get_company_currency, get_exchange_rate
from erpnext.accounts.utils import get_fiscal_year, validate_fiscal_year
from erpnext.utilities.transaction_base import TransactionBase
from erpnext.controllers.recurring_document import convert_to_recurring, validate_recurring_document
from erpnext.controllers.sales_and_purchase_return import validate_return
force_item_fields = ("item_group", "barcode", "brand", "stock_uom")
class CustomerFrozen(frappe.ValidationError): pass
class InvalidCurrency(frappe.ValidationError): pass
class AccountsController(TransactionBase):
def __init__(self, arg1, arg2=None):
super(AccountsController, self).__init__(arg1, arg2)
@property
def company_currency(self):
if not hasattr(self, "__company_currency"):
self.__company_currency = get_company_currency(self.company)
return self.__company_currency
def validate(self):
if self.get("_action") and self._action != "update_after_submit":
self.set_missing_values(for_validate=True)
self.validate_date_with_fiscal_year()
if self.meta.get_field("currency"):
self.calculate_taxes_and_totals()
if not self.meta.get_field("is_return") or not self.is_return:
self.validate_value("base_grand_total", ">=", 0)
validate_return(self)
self.set_total_in_words()
if self.doctype in ("Sales Invoice", "Purchase Invoice") and not self.is_return:
self.validate_due_date()
if self.meta.get_field("is_recurring"):
validate_recurring_document(self)
if self.meta.get_field("taxes_and_charges"):
self.validate_enabled_taxes_and_charges()
self.validate_party()
self.validate_currency()
def on_submit(self):
if self.meta.get_field("is_recurring"):
convert_to_recurring(self, self.get("posting_date") or self.get("transaction_date"))
def on_update_after_submit(self):
if self.meta.get_field("is_recurring"):
validate_recurring_document(self)
convert_to_recurring(self, self.get("posting_date") or self.get("transaction_date"))
def before_recurring(self):
if self.meta.get_field("fiscal_year"):
self.fiscal_year = None
if self.meta.get_field("due_date"):
self.due_date = None
def set_missing_values(self, for_validate=False):
for fieldname in ["posting_date", "transaction_date"]:
if not self.get(fieldname) and self.meta.get_field(fieldname):
self.set(fieldname, today())
if self.meta.get_field("fiscal_year") and not self.fiscal_year:
self.fiscal_year = get_fiscal_year(self.get(fieldname))[0]
break
def calculate_taxes_and_totals(self):
from erpnext.controllers.taxes_and_totals import calculate_taxes_and_totals
calculate_taxes_and_totals(self)
if self.doctype in ["Quotation", "Sales Order", "Delivery Note", "Sales Invoice"]:
self.calculate_commission()
self.calculate_contribution()
def validate_date_with_fiscal_year(self):
if self.meta.get_field("fiscal_year") :
date_field = ""
if self.meta.get_field("posting_date"):
date_field = "posting_date"
elif self.meta.get_field("transaction_date"):
date_field = "transaction_date"
if date_field and self.get(date_field):
validate_fiscal_year(self.get(date_field), self.fiscal_year,
self.meta.get_label(date_field), self)
def validate_due_date(self):
from erpnext.accounts.party import validate_due_date
if self.doctype == "Sales Invoice":
if not self.due_date:
frappe.throw(_("Due Date is mandatory"))
validate_due_date(self.posting_date, self.due_date, "Customer", self.customer, self.company)
elif self.doctype == "Purchase Invoice":
validate_due_date(self.posting_date, self.due_date, "Supplier", self.supplier, self.company)
def set_price_list_currency(self, buying_or_selling):
if self.meta.get_field("currency"):
# price list part
fieldname = "selling_price_list" if buying_or_selling.lower() == "selling" \
else "buying_price_list"
if self.meta.get_field(fieldname) and self.get(fieldname):
self.price_list_currency = frappe.db.get_value("Price List",
self.get(fieldname), "currency")
if self.price_list_currency == self.company_currency:
self.plc_conversion_rate = 1.0
elif not self.plc_conversion_rate:
self.plc_conversion_rate = get_exchange_rate(
self.price_list_currency, self.company_currency)
# currency
if not self.currency:
self.currency = self.price_list_currency
self.conversion_rate = self.plc_conversion_rate
elif self.currency == self.company_currency:
self.conversion_rate = 1.0
elif not self.conversion_rate:
self.conversion_rate = get_exchange_rate(self.currency,
self.company_currency)
def set_missing_item_details(self):
"""set missing item values"""
from erpnext.stock.get_item_details import get_item_details
if hasattr(self, "items"):
parent_dict = {}
for fieldname in self.meta.get_valid_columns():
parent_dict[fieldname] = self.get(fieldname)
for item in self.get("items"):
if item.get("item_code"):
args = parent_dict.copy()
args.update(item.as_dict())
if not args.get("transaction_date"):
args["transaction_date"] = args.get("posting_date")
if self.get("is_subcontracted"):
args["is_subcontracted"] = self.is_subcontracted
ret = get_item_details(args)
for fieldname, value in ret.items():
if item.meta.get_field(fieldname) and \
(item.get(fieldname) is None or fieldname in force_item_fields) \
and value is not None:
item.set(fieldname, value)
if fieldname == "cost_center" and item.meta.get_field("cost_center") \
and not item.get("cost_center") and value is not None:
item.set(fieldname, value)
if ret.get("pricing_rule"):
item.set("discount_percentage", ret.get("discount_percentage"))
if ret.get("pricing_rule_for") == "Price":
item.set("pricing_list_rate", ret.get("pricing_list_rate"))
def set_taxes(self):
if not self.meta.get_field("taxes"):
return
tax_master_doctype = self.meta.get_field("taxes_and_charges").options
if not self.get("taxes"):
if not self.get("taxes_and_charges"):
# get the default tax master
self.set("taxes_and_charges", frappe.db.get_value(tax_master_doctype, {"is_default": 1}))
self.append_taxes_from_master(tax_master_doctype)
def append_taxes_from_master(self, tax_master_doctype=None):
if self.get("taxes_and_charges"):
if not tax_master_doctype:
tax_master_doctype = self.meta.get_field("taxes_and_charges").options
self.extend("taxes", get_taxes_and_charges(tax_master_doctype, self.get("taxes_and_charges")))
def set_other_charges(self):
self.set("taxes", [])
self.set_taxes()
def validate_enabled_taxes_and_charges(self):
taxes_and_charges_doctype = self.meta.get_options("taxes_and_charges")
if frappe.db.get_value(taxes_and_charges_doctype, self.taxes_and_charges, "disabled"):
frappe.throw(_("{0} '{1}' is disabled").format(taxes_and_charges_doctype, self.taxes_and_charges))
def get_gl_dict(self, args, account_currency=None):
"""this method populates the common properties of a gl entry record"""
gl_dict = frappe._dict({
'company': self.company,
'posting_date': self.posting_date,
'voucher_type': self.doctype,
'voucher_no': self.name,
'remarks': self.get("remarks"),
'fiscal_year': self.fiscal_year,
'debit': 0,
'credit': 0,
'debit_in_account_currency': 0,
'credit_in_account_currency': 0,
'is_opening': self.get("is_opening") or "No",
'party_type': None,
'party': None
})
gl_dict.update(args)
if not account_currency:
account_currency = frappe.db.get_value("Account", gl_dict.account, "account_currency")
self.validate_account_currency(gl_dict.account, account_currency)
gl_dict = self.set_balance_in_account_currency(gl_dict, account_currency)
return gl_dict
def validate_account_currency(self, account, account_currency=None):
if self.doctype == "Journal Entry":
return
valid_currency = [self.company_currency]
if self.get("currency") and self.currency != self.company_currency:
valid_currency.append(self.currency)
if account_currency not in valid_currency:
frappe.throw(_("Account {0} is invalid. Account Currency must be {1}")
.format(account, " or ".join(valid_currency)))
def set_balance_in_account_currency(self, gl_dict, account_currency=None):
if not (self.get("conversion_rate") or self.get("exchange_rate")) \
and account_currency!=self.company_currency:
frappe.throw(_("Account: {0} with currency: {1} can not be selected")
.format(gl_dict.account, account_currency))
gl_dict["account_currency"] = self.company_currency if account_currency==self.company_currency \
else account_currency
# set debit/credit in account currency if not provided
if flt(gl_dict.debit) and not flt(gl_dict.debit_in_account_currency):
gl_dict.debit_in_account_currency = gl_dict.debit if account_currency==self.company_currency \
else flt(gl_dict.debit / (self.get("conversion_rate")), 2)
if flt(gl_dict.credit) and not flt(gl_dict.credit_in_account_currency):
gl_dict.credit_in_account_currency = gl_dict.credit if account_currency==self.company_currency \
else flt(gl_dict.credit / (self.get("conversion_rate")), 2)
return gl_dict
def clear_unallocated_advances(self, childtype, parentfield):
self.set(parentfield, self.get(parentfield, {"allocated_amount": ["not in", [0, None, ""]]}))
frappe.db.sql("""delete from `tab%s` where parentfield=%s and parent = %s
and ifnull(allocated_amount, 0) = 0""" % (childtype, '%s', '%s'), (parentfield, self.name))
def get_advances(self, account_head, party_type, party, child_doctype, parentfield, dr_or_cr, against_order_field):
"""Returns list of advances against Account, Party, Reference"""
order_list = list(set([d.get(against_order_field) for d in self.get("items") if d.get(against_order_field)]))
# conver sales_order to "Sales Order"
reference_type = against_order_field.replace("_", " ").title()
condition = ""
if order_list:
in_placeholder = ', '.join(['%s'] * len(order_list))
condition = "or (t2.reference_type = '{0}' and ifnull(t2.reference_name, '') in ({1}))"\
.format(reference_type, in_placeholder)
res = frappe.db.sql("""
select
t1.name as jv_no, t1.remark, t2.{0} as amount, t2.name as jv_detail_no,
reference_name as against_order
from
`tabJournal Entry` t1, `tabJournal Entry Account` t2
where
t1.name = t2.parent and t2.account = %s
and t2.party_type = %s and t2.party = %s
and t2.is_advance = 'Yes' and t1.docstatus = 1
and (ifnull(t2.reference_type, '')='' {1})
order by t1.posting_date""".format(dr_or_cr, condition),
[account_head, party_type, party] + order_list, as_dict=1)
self.set(parentfield, [])
for d in res:
self.append(parentfield, {
"doctype": child_doctype,
"journal_entry": d.jv_no,
"jv_detail_no": d.jv_detail_no,
"remarks": d.remark,
"advance_amount": flt(d.amount),
"allocated_amount": flt(d.amount) if d.against_order else 0
})
def validate_advance_jv(self, reference_type):
against_order_field = frappe.scrub(reference_type)
order_list = list(set([d.get(against_order_field) for d in self.get("items") if d.get(against_order_field)]))
if order_list:
account = self.get("debit_to" if self.doctype=="Sales Invoice" else "credit_to")
jv_against_order = frappe.db.sql("""select parent, reference_name as against_order
from `tabJournal Entry Account`
where docstatus=1 and account=%s and ifnull(is_advance, 'No') = 'Yes'
and reference_type=%s
and ifnull(reference_name, '') in ({0})
group by parent, reference_name""".format(', '.join(['%s']*len(order_list))),
tuple([account, reference_type] + order_list), as_dict=1)
if jv_against_order:
order_jv_map = {}
for d in jv_against_order:
order_jv_map.setdefault(d.against_order, []).append(d.parent)
advance_jv_against_si = [d.journal_entry for d in self.get("advances")]
for order, jv_list in order_jv_map.items():
for jv in jv_list:
if not advance_jv_against_si or jv not in advance_jv_against_si:
frappe.msgprint(_("Journal Entry {0} is linked against Order {1}, check if it should be pulled as advance in this invoice.")
.format(jv, order))
def validate_multiple_billing(self, ref_dt, item_ref_dn, based_on, parentfield):
from erpnext.controllers.status_updater import get_tolerance_for
item_tolerance = {}
global_tolerance = None
for item in self.get("items"):
if item.get(item_ref_dn):
ref_amt = flt(frappe.db.get_value(ref_dt + " Item",
item.get(item_ref_dn), based_on), self.precision(based_on, item))
if not ref_amt:
frappe.msgprint(_("Warning: System will not check overbilling since amount for Item {0} in {1} is zero").format(item.item_code, ref_dt))
else:
already_billed = frappe.db.sql("""select sum(%s) from `tab%s`
where %s=%s and docstatus=1 and parent != %s""" %
(based_on, self.doctype + " Item", item_ref_dn, '%s', '%s'),
(item.get(item_ref_dn), self.name))[0][0]
total_billed_amt = flt(flt(already_billed) + flt(item.get(based_on)),
self.precision(based_on, item))
tolerance, item_tolerance, global_tolerance = get_tolerance_for(item.item_code,
item_tolerance, global_tolerance)
max_allowed_amt = flt(ref_amt * (100 + tolerance) / 100)
if total_billed_amt - max_allowed_amt > 0.01:
frappe.throw(_("Cannot overbill for Item {0} in row {1} more than {2}. To allow overbilling, please set in Stock Settings").format(item.item_code, item.idx, max_allowed_amt))
def get_company_default(self, fieldname):
from erpnext.accounts.utils import get_company_default
return get_company_default(self.company, fieldname)
def get_stock_items(self):
stock_items = []
item_codes = list(set(item.item_code for item in self.get("items")))
if item_codes:
stock_items = [r[0] for r in frappe.db.sql("""select name
from `tabItem` where name in (%s) and is_stock_item=1""" % \
(", ".join((["%s"]*len(item_codes))),), item_codes)]
return stock_items
def set_total_advance_paid(self):
if self.doctype == "Sales Order":
dr_or_cr = "credit_in_account_currency"
else:
dr_or_cr = "debit_in_account_currency"
advance_paid = frappe.db.sql("""
select
sum(ifnull({dr_or_cr}, 0))
from
`tabJournal Entry Account`
where
reference_type = %s and reference_name = %s
and docstatus = 1 and is_advance = "Yes"
""".format(dr_or_cr=dr_or_cr), (self.doctype, self.name))
if advance_paid:
advance_paid = flt(advance_paid[0][0], self.precision("advance_paid"))
if flt(self.base_grand_total) >= advance_paid:
frappe.db.set_value(self.doctype, self.name, "advance_paid", advance_paid)
else:
frappe.throw(_("Total advance ({0}) against Order {1} cannot be greater \
than the Grand Total ({2})")
.format(advance_paid, self.name, self.base_grand_total))
@property
def company_abbr(self):
if not hasattr(self, "_abbr"):
self._abbr = frappe.db.get_value("Company", self.company, "abbr")
return self._abbr
def validate_party(self):
frozen_accounts_modifier = frappe.db.get_value( 'Accounts Settings', None,'frozen_accounts_modifier')
if frozen_accounts_modifier in frappe.get_roles():
return
party_type, party = self.get_party()
if party_type:
if frappe.db.get_value(party_type, party, "is_frozen"):
frappe.throw("{0} {1} is frozen".format(party_type, party), CustomerFrozen)
def get_party(self):
party_type = None
if self.meta.get_field("customer"):
party_type = 'Customer'
elif self.meta.get_field("supplier"):
party_type = 'Supplier'
party = self.get(party_type.lower()) if party_type else None
return party_type, party
def validate_currency(self):
if self.get("currency"):
party_type, party = self.get_party()
if party_type and party:
party_account_currency = frappe.db.get_value(party_type, party, "party_account_currency") \
or self.company_currency
if party_account_currency != self.company_currency and self.currency != party_account_currency:
frappe.throw(_("Accounting Entry for {0}: {1} can only be made in currency: {2}")
.format(party_type, party, party_account_currency), InvalidCurrency)
@frappe.whitelist()
def get_tax_rate(account_head):
return frappe.db.get_value("Account", account_head, "tax_rate")
@frappe.whitelist()
def get_default_taxes_and_charges(master_doctype):
default_tax = frappe.db.get_value(master_doctype, {"is_default": 1})
return get_taxes_and_charges(master_doctype, default_tax)
@frappe.whitelist()
def get_taxes_and_charges(master_doctype, master_name):
if not master_name:
return
from frappe.model import default_fields
tax_master = frappe.get_doc(master_doctype, master_name)
taxes_and_charges = []
for i, tax in enumerate(tax_master.get("taxes")):
tax = tax.as_dict()
for fieldname in default_fields:
if fieldname in tax:
del tax[fieldname]
taxes_and_charges.append(tax)
return taxes_and_charges
def validate_conversion_rate(currency, conversion_rate, conversion_rate_label, company):
"""common validation for currency and price list currency"""
company_currency = frappe.db.get_value("Company", company, "default_currency", cache=True)
if not conversion_rate:
throw(_("{0} is mandatory. Maybe Currency Exchange record is not created for {1} to {2}.").format(
conversion_rate_label, currency, company_currency))
def validate_taxes_and_charges(tax):
if tax.charge_type in ['Actual', 'On Net Total'] and tax.row_id:
frappe.throw(_("Can refer row only if the charge type is 'On Previous Row Amount' or 'Previous Row Total'"))
elif tax.charge_type in ['On Previous Row Amount', 'On Previous Row Total']:
if cint(tax.idx) == 1:
frappe.throw(_("Cannot select charge type as 'On Previous Row Amount' or 'On Previous Row Total' for first row"))
elif not tax.row_id:
frappe.throw(_("Please specify a valid Row ID for row {0} in table {1}".format(tax.idx, _(tax.doctype))))
elif tax.row_id and cint(tax.row_id) >= cint(tax.idx):
frappe.throw(_("Cannot refer row number greater than or equal to current row number for this Charge type"))
if tax.charge_type == "Actual":
tax.rate = None
def validate_inclusive_tax(tax, doc):
def _on_previous_row_error(row_range):
throw(_("To include tax in row {0} in Item rate, taxes in rows {1} must also be included").format(tax.idx,
row_range))
if cint(getattr(tax, "included_in_print_rate", None)):
if tax.charge_type == "Actual":
# inclusive tax cannot be of type Actual
throw(_("Charge of type 'Actual' in row {0} cannot be included in Item Rate").format(tax.idx))
elif tax.charge_type == "On Previous Row Amount" and \
not cint(doc.get("taxes")[cint(tax.row_id) - 1].included_in_print_rate):
# referred row should also be inclusive
_on_previous_row_error(tax.row_id)
elif tax.charge_type == "On Previous Row Total" and \
not all([cint(t.included_in_print_rate) for t in doc.get("taxes")[:cint(tax.row_id) - 1]]):
# all rows about the reffered tax should be inclusive
_on_previous_row_error("1 - %d" % (tax.row_id,))
elif tax.get("category") == "Valuation":
frappe.throw(_("Valuation type charges can not marked as Inclusive"))