brotherton-erpnext/accounts/general_ledger.py

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# ERPNext - web based ERP (http://erpnext.com)
# Copyright (C) 2012 Web Notes Technologies Pvt Ltd
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from __future__ import unicode_literals
import webnotes
from webnotes.utils import flt, cstr
from webnotes.model.doc import Document
def make_gl_entries(gl_map, cancel=False, adv_adj=False, merge_entries=True,
update_outstanding='Yes'):
if merge_entries:
gl_map = merge_similar_entries(gl_map)
check_budget(gl_map, cancel)
save_entries(gl_map, cancel, adv_adj, update_outstanding)
if cancel:
set_as_cancel(gl_map[0]["voucher_type"], gl_map[0]["voucher_no"])
def merge_similar_entries(gl_map):
merged_gl_map = []
for entry in gl_map:
# if there is already an entry in this account then just add it
# to that entry
same_head = check_if_in_list(entry, merged_gl_map)
if same_head:
same_head['debit'] = flt(same_head['debit']) + flt(entry['debit'])
same_head['credit'] = flt(same_head['credit']) + flt(entry['credit'])
else:
merged_gl_map.append(entry)
return merged_gl_map
def check_if_in_list(gle, gl_mqp):
for e in gl_mqp:
if e['account'] == gle['account'] and \
cstr(e.get('against_voucher'))==cstr(gle.get('against_voucher')) \
and cstr(e.get('against_voucher_type')) == \
cstr(gle.get('against_voucher_type')) \
and cstr(e.get('cost_center')) == cstr(gle.get('cost_center')):
return e
def check_budget(gl_map, cancel):
for gle in gl_map:
if gle.get('cost_center'):
#check budget only if account is expense account
acc_details = webnotes.conn.get_value("Account", gle['account'],
['is_pl_account', 'debit_or_credit'])
if acc_details[0]=="Yes" and acc_details[1]=="Debit":
webnotes.get_obj('Budget Control').check_budget(gle, cancel)
def save_entries(gl_map, cancel, adv_adj, update_outstanding):
total_debit = total_credit = 0.0
def _swap(gle):
gle.debit, gle.credit = abs(flt(gle.credit)), abs(flt(gle.debit))
for entry in gl_map:
gle = Document('GL Entry', fielddata=entry)
# toggle debit, credit if negative entry
if flt(gle.debit) < 0 or flt(gle.credit) < 0:
_swap(gle)
# toggled debit/credit in two separate condition because
# both should be executed at the
# time of cancellation when there is negative amount (tax discount)
if cancel:
_swap(gle)
gle_obj = webnotes.get_obj(doc=gle)
# validate except on_cancel
if not cancel:
gle_obj.validate()
# save
gle.save(1)
gle_obj.on_update(adv_adj, cancel, update_outstanding)
# update total debit / credit
total_debit += flt(gle.debit)
total_credit += flt(gle.credit)
# print gle.account, gle.debit, gle.credit, total_debit, total_credit
if not cancel:
validate_total_debit_credit(total_debit, total_credit)
def validate_total_debit_credit(total_debit, total_credit):
if abs(total_debit - total_credit) > 0.005:
webnotes.msgprint("""Debit and Credit not equal for
this voucher: Diff (Debit) is %s""" %
(total_debit - total_credit), raise_exception=1)
def set_as_cancel(voucher_type, voucher_no):
webnotes.conn.sql("""update `tabGL Entry` set is_cancelled='Yes'
where voucher_type=%s and voucher_no=%s""", (voucher_type, voucher_no))