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# -*- coding: utf-8 -*-
##############################################################################
#
# OpenERP, Open Source Management Solution
# Copyright (C) 2015-TODAY Akretion (<http://www.akretion.com>).
#
# 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 import models, api
class Module(models.Model):
_inherit = 'ir.module.module'
@api.multi
def module_uninstall(self):
for module in self:
if module.name == 'pos_remove_pos_category':
# As we have loose previous POS categs restore them
# in a sane empty state
self.env.cr.execute('''
UPDATE product_template SET pos_categ_id=NULL;
''')
# And restore original constraint
self.env.cr.execute('''
ALTER TABLE product_template
DROP CONSTRAINT IF EXISTS
product_template_pos_categ_id_fkey;
''')
self.env.cr.execute('''
ALTER TABLE product_template ADD CONSTRAINT
"product_template_pos_categ_id_fkey"
FOREIGN KEY (pos_categ_id)
REFERENCES pos_category(id) ON DELETE SET NULL;
''')
# Restore POS category menu action
# in SQL because pool/env is not available here
self.env.cr.execute('''
UPDATE ir_act_window iaw SET res_model='pos.category'
FROM ir_model_data imd
WHERE
iaw.id = imd.res_id AND
imd.model = 'ir.actions.act_window' AND
imd.name = 'product_pos_category_action';
''')
break
return super(Module, self).module_uninstall()