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[ADD] mrp_llc: fix mrp calculation by use of low level code
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‎mrp_llc/__init__.py‎

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# -*- coding: utf-8 -*-
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from . import mrp
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from . import procurement
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from . import product
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from . import stock

‎mrp_llc/__openerp__.py‎

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# -*- coding: utf-8 -*-
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##############################################################################
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#
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# OpenERP Module
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#
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# Copyright (C) 2014 Asphalt Zipper, Inc.
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# Author scosist
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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##############################################################################
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{
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"name": "MRP LLC",
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"version": "0.1",
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"summary": "MRP Low Level Code",
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"category": "Manufacturing",
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"author": "scosist",
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"website": "http://www.github.com/asphaltzipper/azi-odoo-modules",
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'description': """
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MRP Calculation by low level code.
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""",
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"depends": ["mrp"],
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"data": [],
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"demo": [],
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"test": [],
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"js": [],
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"css": [],
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"installable": True,
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"auto_install": False,
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}

‎mrp_llc/mrp.py‎

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# -*- coding: utf-8 -*-
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##############################################################################
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#
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# OpenERP Module
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#
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# Copyright (C) 2014 Asphalt Zipper, Inc.
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# Author scosist
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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#############################################################################
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import time
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from openerp import models, api
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from openerp.tools import DEFAULT_SERVER_DATETIME_FORMAT
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from openerp.exceptions import ValidationError
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from openerp.tools.translate import _
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class mrp_bom(models.Model):
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_inherit = ['mrp.bom']
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@api.model
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def _bom_explode_llc(self, bom, product, result=None, properties=None,
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llc=1, previous_products=None, master_bom=None):
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master_bom = master_bom or bom
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result = result or {}
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for bom_line_id in bom.bom_line_ids:
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if (bom_line_id.date_start and bom_line_id.date_start >
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time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)) or (
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bom_line_id.date_stop and bom_line_id.date_stop <
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time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)):
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continue
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# all bom_line_id variant values must be in the product
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if bom_line_id.attribute_value_ids:
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if not product or (
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set(map(int, bom_line_id.attribute_value_ids or [])) - set(
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map(int, product.attribute_value_ids))):
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continue
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if (
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previous_products and
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bom_line_id.product_id.product_tmpl_id.id in
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previous_products
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):
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raise ValidationError(
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_('Invalid Action!'),
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_('Bom "%s" contains a BoM line with a product'
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' recursion: "%s".'
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) % (master_bom.name,
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bom_line_id.product_id.name_get()[0][1]))
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bom_id = self._bom_find(product_id=bom_line_id.product_id.id,
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properties=properties)
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if bom_id:
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all_prod = [bom.product_tmpl_id.id] + (previous_products or [])
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bom2 = self.browse(bom_id)
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if bom_line_id.type != "phantom" and bom2.type != "phantom":
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if result[bom_line_id.product_id.id] < llc:
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result[bom_line_id.product_id.id] = llc
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res = self._bom_explode_llc(bom2, bom_line_id.product_id,
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result, properties, llc + 1,
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all_prod, master_bom)
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result.update(res)
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else:
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res = self._bom_explode_llc(bom2, bom_line_id.product_id,
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result, properties, llc,
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all_prod, master_bom)
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result.update(res)
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elif bom_line_id.type != "phantom":
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if result[bom_line_id.product_id.id] < llc:
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result[bom_line_id.product_id.id] = llc
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else:
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raise ValidationError(
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_('Invalid Action!'),
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_('BoM "%s" contains a phantom BoM line but the product'
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' "%s" does not have any BoM defined.'
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) % (master_bom.name,
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bom_line_id.product_id.name_get()[0][1]))
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return result
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@api.model
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def _top_level_boms(self):
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bom_line_product_ids = []
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top_level_boms = set()
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bom_ids = self.search([])
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bom_line_obj = self.env['mrp.bom.line']
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bom_line_ids = bom_line_obj.search([])
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for bom_line in bom_line_ids:
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bom_line_product_ids.append(bom_line.product_id.id)
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for bom in bom_ids:
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bom_product_ids = []
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if bom.product_id:
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bom_product_ids.append(bom.product_id.id)
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else:
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for variant in bom.product_tmpl_id.product_variant_ids:
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bom_product_ids.append(variant.id)
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# if any variants are in bom_line, do not add bom
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if not set(bom_product_ids).intersection(bom_line_product_ids):
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top_level_boms.add(bom.id)
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return top_level_boms
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@api.model
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def compute_llc(self, properties=None):
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llc_updates = {}
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# reset low level code first, then compute
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product_obj = self.env['product.product']
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product_ids = product_obj.search([])
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for product in product_ids:
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llc_updates[product.id] = 0
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top_level_boms = self._top_level_boms()
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for bom_point in self.browse(top_level_boms):
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res = self._bom_explode_llc(bom_point, bom_point.product_id,
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llc_updates, properties)
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for (key, val) in res.items():
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if val > llc_updates[key]:
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llc_updates[key] = val
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for (key, val) in llc_updates.items():
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product_obj.browse([key]).write({'low_level_code': val})
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:

‎mrp_llc/procurement.py‎

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# -*- coding: utf-8 -*-
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##############################################################################
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#
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# OpenERP Module
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#
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# Copyright (C) 2014 Asphalt Zipper, Inc.
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# Author scosist
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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#############################################################################
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from openerp import models, api
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class procurement_order(models.Model):
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_inherit = 'procurement.order'
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@api.model
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def _procure_orderpoint_confirm(self, use_new_cursor=False,
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company_id=False):
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bom_obj = self.env['mrp.bom']
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bom_obj.compute_llc()
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if use_new_cursor:
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self._cr.commit()
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return super(procurement_order, self)._procure_orderpoint_confirm(
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use_new_cursor, company_id)
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:

‎mrp_llc/product.py‎

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# -*- coding: utf-8 -*-
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##############################################################################
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#
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# OpenERP Module
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#
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# Copyright (C) 2014 Asphalt Zipper, Inc.
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# Author scosist
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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#############################################################################
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from openerp import models, fields
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class product_product(models.Model):
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_inherit = "product.product"
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low_level_code = fields.Integer('LLC', required=True, default=0)
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:

‎mrp_llc/stock.py‎

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# -*- coding: utf-8 -*-
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##############################################################################
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#
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# OpenERP Module
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#
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# Copyright (C) 2014 Asphalt Zipper, Inc.
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# Author scosist
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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#############################################################################
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from openerp import models, fields
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class stock_warehouse_orderpoint(models.Model):
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_inherit = 'stock.warehouse.orderpoint'
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_order = 'product_llc'
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product_llc = fields.Integer(string='Product LLC', store=True,
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related='product_id.low_level_code',
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readonly=True)
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:

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