Odoo18-Base/addons/account/models/res_currency.py

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2025-03-10 10:52:11 +07:00
# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
from odoo import api, models, fields, _
from odoo.exceptions import UserError
class ResCurrency(models.Model):
_inherit = 'res.currency'
display_rounding_warning = fields.Boolean(string="Display Rounding Warning", compute='_compute_display_rounding_warning',
help="The warning informs a rounding factor change might be dangerous on res.currency's form view.")
fiscal_country_codes = fields.Char(compute='_compute_fiscal_country_codes')
@api.depends('rounding')
def _compute_display_rounding_warning(self):
for record in self:
record.display_rounding_warning = record.id \
and record._origin.rounding != record.rounding \
and record._origin._has_accounting_entries()
@api.depends_context('allowed_company_ids')
def _compute_fiscal_country_codes(self):
for record in self:
companies = self.env['res.company'].search([('id', 'in', self.env.context.get('allowed_company_ids', []))])
record.fiscal_country_codes = ",".join(companies.mapped('account_fiscal_country_id.code'))
def write(self, vals):
if 'rounding' in vals:
rounding_val = vals['rounding']
for record in self:
if (rounding_val > record.rounding or rounding_val == 0) and record._has_accounting_entries():
raise UserError(_("You cannot reduce the number of decimal places of a currency which has already been used to make accounting entries."))
return super(ResCurrency, self).write(vals)
def _has_accounting_entries(self):
""" Returns True iff this currency has been used to generate (hence, round)
some move lines (either as their foreign currency, or as the main currency).
"""
self.ensure_one()
return bool(self.env['account.move.line'].sudo().search_count(['|', ('currency_id', '=', self.id), ('company_currency_id', '=', self.id)]))
@api.model
def _get_query_currency_table(self, company_ids, conversion_date):
''' Construct the currency table as a mapping company -> rate to convert the amount to the user's company
currency in a multi-company/multi-currency environment.
The currency_table is a small postgresql table construct with VALUES.
:param company_ids: list of company ids
:param conversion_date: date, used to determine the currency rate between the individual companies and the user's company
:return: The query representing the currency table.
'''
companies = self.env['res.company'].browse(company_ids)
user_company = self.env.company
if companies == user_company:
currency_rates = {user_company.currency_id.id: 1.0}
else:
if user_company not in companies:
companies |= user_company
currency_rates = companies.mapped('currency_id')._get_rates(user_company, conversion_date)
conversion_rates = []
for company in companies:
conversion_rates.extend((
company.id,
currency_rates[user_company.currency_id.id] / currency_rates[company.currency_id.id],
user_company.currency_id.decimal_places,
))
query = '(VALUES %s) AS currency_table(company_id, rate, precision)' % ','.join('(%s, %s, %s)' for i in companies)
return self.env.cr.mogrify(query, conversion_rates).decode(self.env.cr.connection.encoding)