brotherton-erpnext/erpnext/accounts/utils.py

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2013-11-20 07:29:58 +00:00
# Copyright (c) 2013, Web Notes Technologies Pvt. Ltd. and Contributors
# License: GNU General Public License v3. See license.txt
from __future__ import unicode_literals
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import frappe
from frappe.utils import nowdate, cstr, flt, now, getdate, add_months
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from frappe import throw, _
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from frappe.utils import formatdate
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import frappe.desk.reportview
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class FiscalYearError(frappe.ValidationError): pass
class BudgetError(frappe.ValidationError): pass
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@frappe.whitelist()
def get_fiscal_year(date=None, fiscal_year=None, label="Date", verbose=1, company=None):
return get_fiscal_years(date, fiscal_year, label, verbose, company)[0]
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def get_fiscal_years(transaction_date=None, fiscal_year=None, label="Date", verbose=1, company=None):
# if year start date is 2012-04-01, year end date should be 2013-03-31 (hence subdate)
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cond = ""
if fiscal_year:
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cond = "fy.name = %(fiscal_year)s"
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else:
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cond = "%(transaction_date)s >= fy.year_start_date and %(transaction_date)s <= fy.year_end_date"
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if company:
cond += """ and (not exists(select name from `tabFiscal Year Company` fyc where fyc.parent = fy.name)
or exists(select company from `tabFiscal Year Company` fyc where fyc.parent = fy.name and fyc.company=%(company)s ))"""
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fy = frappe.db.sql("""select fy.name, fy.year_start_date, fy.year_end_date from `tabFiscal Year` fy
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where %s order by fy.year_start_date desc""" % cond, {
"fiscal_year": fiscal_year,
"transaction_date": transaction_date,
"company": company
})
if not fy:
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error_msg = _("""{0} {1} not in any Fiscal Year. For more details check {2}.""").format(label, formatdate(transaction_date), "https://erpnext.com/kb/accounts/fiscal-year-error")
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if verbose==1: frappe.msgprint(error_msg)
raise FiscalYearError, error_msg
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return fy
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def validate_fiscal_year(date, fiscal_year, label="Date"):
years = [f[0] for f in get_fiscal_years(date, label=label)]
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if fiscal_year not in years:
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throw(_("{0} '{1}' not in Fiscal Year {2}").format(label, formatdate(date), fiscal_year))
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@frappe.whitelist()
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def get_balance_on(account=None, date=None, party_type=None, party=None):
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if not account and frappe.form_dict.get("account"):
account = frappe.form_dict.get("account")
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if not date and frappe.form_dict.get("date"):
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date = frappe.form_dict.get("date")
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if not party_type and frappe.form_dict.get("party_type"):
party_type = frappe.form_dict.get("party_type")
if not party and frappe.form_dict.get("party"):
party = frappe.form_dict.get("party")
cond = []
if date:
cond.append("posting_date <= '%s'" % date)
else:
# get balance of all entries that exist
date = nowdate()
try:
year_start_date = get_fiscal_year(date, verbose=0)[1]
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except FiscalYearError:
if getdate(date) > getdate(nowdate()):
# if fiscal year not found and the date is greater than today
# get fiscal year for today's date and its corresponding year start date
year_start_date = get_fiscal_year(nowdate(), verbose=1)[1]
else:
# this indicates that it is a date older than any existing fiscal year.
# hence, assuming balance as 0.0
return 0.0
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if account:
acc = frappe.get_doc("Account", account)
acc.check_permission("read")
# for pl accounts, get balance within a fiscal year
if acc.report_type == 'Profit and Loss':
cond.append("posting_date >= '%s' and voucher_type != 'Period Closing Voucher'" \
% year_start_date)
# different filter for group and ledger - improved performance
if acc.group_or_ledger=="Group":
cond.append("""exists (
select * from `tabAccount` ac where ac.name = gle.account
and ac.lft >= %s and ac.rgt <= %s
)""" % (acc.lft, acc.rgt))
else:
cond.append("""gle.account = "%s" """ % (account.replace('"', '\\"'), ))
if party_type and party:
cond.append("""gle.party_type = "%s" and gle.party = "%s" """ %
(party_type.replace('"', '\\"'), party.replace('"', '\\"')))
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bal = frappe.db.sql("""
SELECT sum(ifnull(debit, 0)) - sum(ifnull(credit, 0))
FROM `tabGL Entry` gle
WHERE %s""" % " and ".join(cond))[0][0]
# if bal is None, return 0
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return flt(bal)
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@frappe.whitelist()
def add_ac(args=None):
if not args:
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args = frappe.local.form_dict
args.pop("cmd")
ac = frappe.new_doc("Account")
ac.update(args)
ac.old_parent = ""
ac.freeze_account = "No"
ac.insert()
return ac.name
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@frappe.whitelist()
def add_cc(args=None):
if not args:
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args = frappe.local.form_dict
args.pop("cmd")
cc = frappe.new_doc("Cost Center")
cc.update(args)
cc.old_parent = ""
cc.insert()
return cc.name
def reconcile_against_document(args):
"""
Cancel JV, Update aginst document, split if required and resubmit jv
"""
for d in args:
check_if_jv_modified(d)
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validate_allocated_amount(d)
against_fld = {
'Journal Entry' : 'against_jv',
'Sales Invoice' : 'against_invoice',
'Purchase Invoice' : 'against_voucher'
}
d['against_fld'] = against_fld[d['against_voucher_type']]
# cancel JV
jv_obj = frappe.get_doc('Journal Entry', d['voucher_no'])
jv_obj.make_gl_entries(cancel=1, adv_adj=1)
# update ref in JV Detail
update_against_doc(d, jv_obj)
# re-submit JV
jv_obj = frappe.get_doc('Journal Entry', d['voucher_no'])
jv_obj.make_gl_entries(cancel = 0, adv_adj =1)
def check_if_jv_modified(args):
"""
check if there is already a voucher reference
check if amount is same
check if jv is submitted
"""
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ret = frappe.db.sql("""
select t2.{dr_or_cr} from `tabJournal Entry` t1, `tabJournal Entry Account` t2
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where t1.name = t2.parent and t2.account = %(account)s
and t2.party_type = %(party_type)s and t2.party = %(party)s
and ifnull(t2.against_voucher, '')=''
and ifnull(t2.against_invoice, '')='' and ifnull(t2.against_jv, '')=''
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and t1.name = %(voucher_no)s and t2.name = %(voucher_detail_no)s
and t1.docstatus=1 """.format(dr_or_cr = args.get("dr_or_cr")), args)
if not ret:
throw(_("""Payment Entry has been modified after you pulled it. Please pull it again."""))
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def validate_allocated_amount(args):
if args.get("allocated_amt") < 0:
throw(_("Allocated amount can not be negative"))
elif args.get("allocated_amt") > args.get("unadjusted_amt"):
throw(_("Allocated amount can not greater than unadusted amount"))
def update_against_doc(d, jv_obj):
"""
Updates against document, if partial amount splits into rows
"""
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jv_detail = jv_obj.get("accounts", {"name": d["voucher_detail_no"]})[0]
jv_detail.set(d["dr_or_cr"], d["allocated_amt"])
jv_detail.set(d["against_fld"], d["against_voucher"])
if d['allocated_amt'] < d['unadjusted_amt']:
jvd = frappe.db.sql("""select cost_center, balance, against_account, is_advance
from `tabJournal Entry Account` where name = %s""", d['voucher_detail_no'])
# new entry with balance amount
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ch = jv_obj.append("accounts")
ch.account = d['account']
ch.party_type = d["party_type"]
ch.party = d["party"]
ch.cost_center = cstr(jvd[0][0])
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ch.balance = flt(jvd[0][1])
ch.set(d['dr_or_cr'], flt(d['unadjusted_amt']) - flt(d['allocated_amt']))
ch.set(d['dr_or_cr']== 'debit' and 'credit' or 'debit', 0)
ch.against_account = cstr(jvd[0][2])
ch.is_advance = cstr(jvd[0][3])
ch.docstatus = 1
# will work as update after submit
jv_obj.ignore_validate_update_after_submit = True
jv_obj.save()
def remove_against_link_from_jv(ref_type, ref_no, against_field):
linked_jv = frappe.db.sql_list("""select parent from `tabJournal Entry Account`
where `%s`=%s and docstatus < 2""" % (against_field, "%s"), (ref_no))
if linked_jv:
frappe.db.sql("""update `tabJournal Entry Account` set `%s`=null,
modified=%s, modified_by=%s
where `%s`=%s and docstatus < 2""" % (against_field, "%s", "%s", against_field, "%s"),
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(now(), frappe.session.user, ref_no))
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frappe.db.sql("""update `tabGL Entry`
set against_voucher_type=null, against_voucher=null,
modified=%s, modified_by=%s
where against_voucher_type=%s and against_voucher=%s
and voucher_no != ifnull(against_voucher, '')""",
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(now(), frappe.session.user, ref_type, ref_no))
frappe.msgprint(_("Journal Entries {0} are un-linked".format("\n".join(linked_jv))))
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@frappe.whitelist()
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def get_company_default(company, fieldname):
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value = frappe.db.get_value("Company", company, fieldname)
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if not value:
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throw(_("Please set default value {0} in Company {1}").format(frappe.get_meta("Company").get_label(fieldname), company))
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return value
def fix_total_debit_credit():
vouchers = frappe.db.sql("""select voucher_type, voucher_no,
sum(debit) - sum(credit) as diff
from `tabGL Entry`
group by voucher_type, voucher_no
having sum(ifnull(debit, 0)) != sum(ifnull(credit, 0))""", as_dict=1)
for d in vouchers:
if abs(d.diff) > 0:
dr_or_cr = d.voucher_type == "Sales Invoice" and "credit" or "debit"
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frappe.db.sql("""update `tabGL Entry` set %s = %s + %s
where voucher_type = %s and voucher_no = %s and %s > 0 limit 1""" %
(dr_or_cr, dr_or_cr, '%s', '%s', '%s', dr_or_cr),
(d.diff, d.voucher_type, d.voucher_no))
def get_stock_and_account_difference(account_list=None, posting_date=None):
from erpnext.stock.utils import get_stock_value_on
if not posting_date: posting_date = nowdate()
difference = {}
account_warehouse = dict(frappe.db.sql("""select name, warehouse from tabAccount
where account_type = 'Warehouse' and ifnull(warehouse, '') != ''
and name in (%s)""" % ', '.join(['%s']*len(account_list)), account_list))
for account, warehouse in account_warehouse.items():
account_balance = get_balance_on(account, posting_date)
stock_value = get_stock_value_on(warehouse, posting_date)
if abs(flt(stock_value) - flt(account_balance)) > 0.005:
difference.setdefault(account, flt(stock_value) - flt(account_balance))
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return difference
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def validate_expense_against_budget(args):
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args = frappe._dict(args)
if frappe.db.get_value("Account", {"name": args.account, "report_type": "Profit and Loss"}):
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budget = frappe.db.sql("""
select bd.budget_allocated, cc.distribution_id
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from `tabCost Center` cc, `tabBudget Detail` bd
where cc.name=bd.parent and cc.name=%s and account=%s and bd.fiscal_year=%s
""", (args.cost_center, args.account, args.fiscal_year), as_dict=True)
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if budget and budget[0].budget_allocated:
yearly_action, monthly_action = frappe.db.get_value("Company", args.company,
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["yearly_bgt_flag", "monthly_bgt_flag"])
action_for = action = ""
if monthly_action in ["Stop", "Warn"]:
budget_amount = get_allocated_budget(budget[0].distribution_id,
args.posting_date, args.fiscal_year, budget[0].budget_allocated)
args["month_end_date"] = frappe.db.sql("select LAST_DAY(%s)",
args.posting_date)[0][0]
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action_for, action = _("Monthly"), monthly_action
elif yearly_action in ["Stop", "Warn"]:
budget_amount = budget[0].budget_allocated
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action_for, action = _("Annual"), yearly_action
if action_for:
actual_expense = get_actual_expense(args)
if actual_expense > budget_amount:
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frappe.msgprint(_("{0} budget for Account {1} against Cost Center {2} will exceed by {3}").format(
_(action_for), args.account, args.cost_center, cstr(actual_expense - budget_amount)))
if action=="Stop":
raise BudgetError
def get_allocated_budget(distribution_id, posting_date, fiscal_year, yearly_budget):
if distribution_id:
distribution = {}
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for d in frappe.db.sql("""select mdp.month, mdp.percentage_allocation
from `tabMonthly Distribution Percentage` mdp, `tabMonthly Distribution` md
where mdp.parent=md.name and md.fiscal_year=%s""", fiscal_year, as_dict=1):
distribution.setdefault(d.month, d.percentage_allocation)
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dt = frappe.db.get_value("Fiscal Year", fiscal_year, "year_start_date")
budget_percentage = 0.0
while(dt <= getdate(posting_date)):
if distribution_id:
budget_percentage += distribution.get(getdate(dt).strftime("%B"), 0)
else:
budget_percentage += 100.0/12
dt = add_months(dt, 1)
return yearly_budget * budget_percentage / 100
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def get_actual_expense(args):
args["condition"] = " and posting_date<='%s'" % args.month_end_date \
if args.get("month_end_date") else ""
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return frappe.db.sql("""
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select sum(ifnull(debit, 0)) - sum(ifnull(credit, 0))
from `tabGL Entry`
where account='%(account)s' and cost_center='%(cost_center)s'
and fiscal_year='%(fiscal_year)s' and company='%(company)s' %(condition)s
""" % (args))[0][0]
def get_currency_precision(currency=None):
if not currency:
currency = frappe.db.get_value("Company",
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frappe.db.get_default("company"), "default_currency")
currency_format = frappe.db.get_value("Currency", currency, "number_format")
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from frappe.utils import get_number_format_info
return get_number_format_info(currency_format)[2]
def get_stock_rbnb_difference(posting_date, company):
stock_items = frappe.db.sql_list("""select distinct item_code
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from `tabStock Ledger Entry` where company=%s""", company)
pr_valuation_amount = frappe.db.sql("""
select sum(ifnull(pr_item.valuation_rate, 0) * ifnull(pr_item.qty, 0) * ifnull(pr_item.conversion_factor, 0))
from `tabPurchase Receipt Item` pr_item, `tabPurchase Receipt` pr
where pr.name = pr_item.parent and pr.docstatus=1 and pr.company=%s
and pr.posting_date <= %s and pr_item.item_code in (%s)""" %
('%s', '%s', ', '.join(['%s']*len(stock_items))), tuple([company, posting_date] + stock_items))[0][0]
pi_valuation_amount = frappe.db.sql("""
select sum(ifnull(pi_item.valuation_rate, 0) * ifnull(pi_item.qty, 0) * ifnull(pi_item.conversion_factor, 0))
from `tabPurchase Invoice Item` pi_item, `tabPurchase Invoice` pi
where pi.name = pi_item.parent and pi.docstatus=1 and pi.company=%s
and pi.posting_date <= %s and pi_item.item_code in (%s)""" %
('%s', '%s', ', '.join(['%s']*len(stock_items))), tuple([company, posting_date] + stock_items))[0][0]
# Balance should be
stock_rbnb = flt(pr_valuation_amount, 2) - flt(pi_valuation_amount, 2)
# Balance as per system
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stock_rbnb_account = "Stock Received But Not Billed - " + frappe.db.get_value("Company", company, "abbr")
sys_bal = get_balance_on(stock_rbnb_account, posting_date)
# Amount should be credited
return flt(stock_rbnb) + flt(sys_bal)
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def get_outstanding_invoices(amount_query, account, party_type, party):
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all_outstanding_vouchers = []
outstanding_voucher_list = frappe.db.sql("""
select
voucher_no, voucher_type, posting_date,
ifnull(sum({amount_query}), 0) as invoice_amount
from
`tabGL Entry`
where
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account = %s and party_type=%s and party=%s and {amount_query} > 0
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group by voucher_type, voucher_no
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""".format(amount_query = amount_query), (account, party_type, party), as_dict = True)
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for d in outstanding_voucher_list:
payment_amount = frappe.db.sql("""
select ifnull(sum(ifnull({amount_query}, 0)), 0)
from
`tabGL Entry`
where
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account = %s and party_type=%s and party=%s and {amount_query} < 0
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and against_voucher_type = %s and ifnull(against_voucher, '') = %s
""".format(**{
"amount_query": amount_query
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}), (account, party_type, party, d.voucher_type, d.voucher_no))
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payment_amount = -1*payment_amount[0][0] if payment_amount else 0
if d.invoice_amount > payment_amount:
all_outstanding_vouchers.append({
'voucher_no': d.voucher_no,
'voucher_type': d.voucher_type,
'posting_date': d.posting_date,
'invoice_amount': flt(d.invoice_amount),
'outstanding_amount': d.invoice_amount - payment_amount
})
return all_outstanding_vouchers
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@frappe.whitelist()
def get_letter_head(company):
return frappe.db.get_value("Company",company,"default_letter_head")
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