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account_cutoff.py
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account_cutoff.py
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# -*- encoding: utf-8 -*-
##############################################################################
#
# Account Cut-off Prepaid module for OpenERP
# Copyright (C) 2013 Akretion (http://www.akretion.com)
# @author Alexis de Lattre <[email protected]>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
##############################################################################
from openerp.osv import orm, fields
from openerp.tools.translate import _
from datetime import datetime
class account_cutoff(orm.Model):
_inherit = 'account.cutoff'
_columns = {
'source_journal_ids': fields.many2many(
'account.journal', id1='cutoff_id', id2='journal_id',
string='Source Journals', readonly=True,
states={'draft': [('readonly', False)]}),
}
def _get_default_source_journals(self, cr, uid, context=None):
if context is None:
context = {}
journal_obj = self.pool['account.journal']
res = []
type = context.get('type')
mapping = {
'prepaid_expense': ('purchase', 'purchase_refund'),
'prepaid_revenue': ('sale', 'sale_refund'),
}
if type in mapping:
src_journal_ids = journal_obj.search(
cr, uid, [('type', 'in', mapping[type])])
if src_journal_ids:
res = src_journal_ids
return res
_defaults = {
'source_journal_ids': _get_default_source_journals,
}
_sql_constraints = [(
'date_type_company_uniq',
'unique(cutoff_date, company_id, type)',
'A cut-off of the same type already exists with this cut-off date !'
)]
def _prepare_prepaid_lines(
self, cr, uid, ids, aml, cur_cutoff, mapping, context=None):
start_date = datetime.strptime(aml['start_date'], '%Y-%m-%d')
end_date = datetime.strptime(aml['end_date'], '%Y-%m-%d')
cutoff_date_str = cur_cutoff['cutoff_date']
cutoff_date = datetime.strptime(cutoff_date_str, '%Y-%m-%d')
# Here, we compute the amount of the cutoff
# That's the important part !
total_days = (end_date - start_date).days + 1
if aml['start_date'] > cutoff_date_str:
after_cutoff_days = total_days
cutoff_amount = -1 * (aml['credit'] - aml['debit'])
else:
after_cutoff_days = (end_date - cutoff_date).days
if total_days:
cutoff_amount = -1 * (aml['credit'] - aml['debit'])\
* after_cutoff_days / total_days
else:
raise orm.except_orm(
_('Error:'),
"Should never happen. Total days should always be > 0")
# we use account mapping here
if aml['account_id'][0] in mapping:
cutoff_account_id = mapping[aml['account_id'][0]]
else:
cutoff_account_id = aml['account_id'][0]
res = {
'parent_id': ids[0],
'move_line_id': aml['id'],
'partner_id': aml['partner_id'] and aml['partner_id'][0] or False,
'name': aml['name'],
'start_date': aml['start_date'],
'end_date': aml['end_date'],
'account_id': aml['account_id'][0],
'cutoff_account_id': cutoff_account_id,
'analytic_account_id': (aml['analytic_account_id'][0]
if aml['analytic_account_id'] else False),
'total_days': total_days,
'after_cutoff_days': after_cutoff_days,
'amount': aml['credit'] - aml['debit'],
'currency_id': cur_cutoff['company_currency_id'][0],
'cutoff_amount': cutoff_amount,
}
return res
def get_prepaid_lines(self, cr, uid, ids, context=None):
assert len(ids) == 1,\
'This function should only be used for a single id at a time'
aml_obj = self.pool['account.move.line']
line_obj = self.pool['account.cutoff.line']
mapping_obj = self.pool['account.cutoff.mapping']
cur_cutoff = self.read(
cr, uid, ids[0], [
'line_ids', 'source_journal_ids', 'cutoff_date', 'company_id',
'type', 'company_currency_id'
],
context=context)
src_journal_ids = cur_cutoff['source_journal_ids']
if not src_journal_ids:
raise orm.except_orm(
_('Error:'), _("You should set at least one Source Journal."))
cutoff_date_str = cur_cutoff['cutoff_date']
# Delete existing lines
if cur_cutoff['line_ids']:
line_obj.unlink(cr, uid, cur_cutoff['line_ids'], context=context)
# Search for account move lines in the source journals
aml_ids = aml_obj.search(cr, uid, [
('start_date', '!=', False),
('journal_id', 'in', src_journal_ids),
('end_date', '>', cutoff_date_str),
('date', '<=', cutoff_date_str)
], context=context)
# Create mapping dict
mapping = mapping_obj._get_mapping_dict(
cr, uid, cur_cutoff['company_id'][0], cur_cutoff['type'],
context=context)
# Loop on selected account move lines to create the cutoff lines
for aml in aml_obj.read(
cr, uid, aml_ids, [
'credit', 'debit', 'start_date', 'end_date', 'account_id',
'analytic_account_id', 'partner_id', 'name'
],
context=context):
line_obj.create(
cr, uid, self._prepare_prepaid_lines(
cr, uid, ids, aml, cur_cutoff, mapping, context=context),
context=context)
return True
def _inherit_default_cutoff_account_id(self, cr, uid, context=None):
if context is None:
context = {}
account_id = super(account_cutoff, self).\
_inherit_default_cutoff_account_id(cr, uid, context=context)
type = context.get('type')
company = self.pool['res.users'].browse(
cr, uid, uid, context=context).company_id
if type == 'prepaid_revenue':
account_id = company.default_prepaid_revenue_account_id.id or False
elif type == 'prepaid_expense':
account_id = company.default_prepaid_expense_account_id.id or False
return account_id
def _get_default_journal(self, cr, uid, context=None):
journal_id = super(account_cutoff, self)\
._get_default_journal(cr, uid, context=context)
cur_user = self.pool['res.users'].browse(cr, uid, uid, context=context)
cutoff_type = context.get('type', False)
default_journal_id = cur_user.company_id\
.default_cutoff_journal_id.id or False
if cutoff_type == 'prepaid_expense':
journal_id =\
cur_user.company_id.default_prepaid_expense_journal_id.id or\
default_journal_id
elif cutoff_type == 'prepaid_revenue':
journal_id =\
cur_user.company_id.default_prepaid_revenue_journal_id.id or\
default_journal_id
return journal_id
class account_cutoff_line(orm.Model):
_inherit = 'account.cutoff.line'
_columns = {
'move_line_id': fields.many2one(
'account.move.line', 'Account Move Line', readonly=True),
'move_line_period_id': fields.related('move_line_id', 'period_id',
type="many2one",
relation="account.period",
string="Move Line Period",
readonly=True,
store=True),
'move_date': fields.related(
'move_line_id', 'date', type='date',
string='Account Move Date', readonly=True),
'invoice_id': fields.related(
'move_line_id', 'invoice', type='many2one',
relation='account.invoice', string='Invoice', readonly=True),
'start_date': fields.date('Start Date', readonly=True),
'end_date': fields.date('End Date', readonly=True),
'total_days': fields.integer('Total Number of Days', readonly=True),
'after_cutoff_days': fields.integer(
'Number of Days after Cut-off Date', readonly=True),
}