318 lines
16 KiB
Python
318 lines
16 KiB
Python
# -*- coding: utf-8 -*-
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##############################################################################
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#
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# OpenERP, Open Source Management Solution
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# Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
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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.osv import fields, osv
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import openerp.addons.decimal_precision as dp
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from openerp.tools.translate import _
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import product
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class stock_landed_cost(osv.osv):
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_name = 'stock.landed.cost'
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_description = 'Stock Landed Cost'
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_inherit = 'mail.thread'
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_track = {
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'state': {
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'stock_landed_costs.mt_stock_landed_cost_open': lambda self, cr, uid, obj, ctx=None: obj['state'] == 'done',
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},
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}
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def _total_amount(self, cr, uid, ids, name, args, context=None):
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result = {}
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for cost in self.browse(cr, uid, ids, context=context):
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total = 0.0
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for line in cost.cost_lines:
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total += line.price_unit
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result[cost.id] = total
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return result
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def _get_cost_line(self, cr, uid, ids, context=None):
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cost_to_recompute = []
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for line in self.pool.get('stock.landed.cost.lines').browse(cr, uid, ids, context=context):
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cost_to_recompute.append(line.cost_id.id)
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return cost_to_recompute
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def onchange_pickings(self, cr, uid, ids, picking_ids=None, context=None):
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result = {'valuation_adjustment_lines': []}
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line_obj = self.pool.get('stock.valuation.adjustment.lines')
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picking_obj = self.pool.get('stock.picking')
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lines = []
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for cost in self.browse(cr, uid, ids, context=context):
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line_ids = [line.id for line in cost.valuation_adjustment_lines]
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line_obj.unlink(cr, uid, line_ids, context=context)
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picking_ids = picking_ids and picking_ids[0][2] or False
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if not picking_ids:
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return {'value': result}
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for picking in picking_obj.browse(cr, uid, picking_ids):
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for move in picking.move_lines:
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#it doesn't make sense to make a landed cost for a product that isn't set as being valuated in real time at real cost
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if move.product_id.valuation != 'real_time' or move.product_id.cost_method != 'real':
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continue
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total_cost = 0.0
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total_qty = move.product_qty
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weight = move.product_id and move.product_id.weight * move.product_qty
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volume = move.product_id and move.product_id.volume * move.product_qty
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for quant in move.quant_ids:
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total_cost += quant.cost
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vals = dict(product_id=move.product_id.id, move_id=move.id, quantity=move.product_uom_qty, former_cost=total_cost * total_qty, weight=weight, volume=volume, flag='original')
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lines.append(vals)
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result['valuation_adjustment_lines'] = lines
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return {'value': result}
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_columns = {
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'name': fields.char('Name', size=256, track_visibility='always', readonly=True),
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'date': fields.date('Date', required=True, states={'done': [('readonly', True)]}, track_visibility='onchange'),
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'picking_ids': fields.many2many('stock.picking', string='Pickings', states={'done': [('readonly', True)]}),
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'cost_lines': fields.one2many('stock.landed.cost.lines', 'cost_id', 'Cost Lines', states={'done': [('readonly', True)]}),
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'valuation_adjustment_lines': fields.one2many('stock.valuation.adjustment.lines', 'cost_id', 'Valuation Adjustments', states={'done': [('readonly', True)]}),
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'description': fields.text('Item Description', states={'done': [('readonly', True)]}),
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'amount_total': fields.function(_total_amount, type='float', string='Total', digits_compute=dp.get_precision('Account'),
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store={
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'stock.landed.cost': (lambda self, cr, uid, ids, c={}: ids, ['cost_lines'], 20),
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'stock.landed.cost.lines': (_get_cost_line, ['price_unit', 'quantity', 'cost_id'], 20),
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}, track_visibility='always'
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),
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'state': fields.selection([('draft', 'Draft'), ('done', 'Posted'), ('cancel', 'Cancelled')], 'State', readonly=True, track_visibility='onchange'),
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'account_move_id': fields.many2one('account.move', 'Journal Entry', readonly=True),
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'account_journal_id': fields.many2one('account.journal', 'Account Journal', required=True),
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}
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_defaults = {
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'name': lambda obj, cr, uid, context: obj.pool.get('ir.sequence').get(cr, uid, 'stock.landed.cost'),
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'state': 'draft',
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'date': fields.date.context_today,
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}
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def copy(self, cr, uid, id, default=None, context=None):
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default = {} if default is None else default.copy()
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default.update({
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'account_move_id': False,
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})
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return super(stock_landed_cost, self).copy(cr, uid, id, default=default, context=context)
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def _create_accounting_entries(self, cr, uid, line, move_id, context=None):
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product_obj = self.pool.get('product.product')
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cost_product = line.cost_line_id and line.cost_line_id.product_id
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if not cost_product:
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return False
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accounts = product_obj.get_product_accounts(cr, uid, line.product_id.id, context=context)
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debit_account_id = accounts['property_stock_valuation_account_id']
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credit_account_id = cost_product.property_account_expense and cost_product.property_account_expense.id or cost_product.categ_id.property_account_expense_categ.id
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if not credit_account_id:
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raise osv.except_osv(_('Error!'), _('Please configure Stock Expense Account for product: %s.') % (cost_product.name))
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return self._create_account_move_line(cr, uid, line, move_id, credit_account_id, debit_account_id, context=context)
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def _create_account_move_line(self, cr, uid, line, move_id, credit_account_id, debit_account_id, context=None):
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"""
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Generate the account.move.line values to track the landed cost.
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"""
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aml_obj = self.pool.get('account.move.line')
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aml_obj.create(cr, uid, {
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'name': line.name,
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'move_id': move_id,
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'product_id': line.product_id.id,
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'quantity': line.quantity,
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'debit': line.additional_landed_cost,
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'account_id': debit_account_id
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}, context=context)
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aml_obj.create(cr, uid, {
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'name': line.name,
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'move_id': move_id,
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'product_id': line.product_id.id,
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'quantity': line.quantity,
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'credit': line.additional_landed_cost,
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'account_id': credit_account_id
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}, context=context)
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return True
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def _create_account_move(self, cr, uid, cost, context=None):
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vals = {
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'journal_id': cost.account_journal_id.id,
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'period_id': self.pool.get('account.period').find(cr, uid, cost.date, context=context)[0],
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'date': cost.date,
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'ref': cost.name
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}
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return self.pool.get('account.move').create(cr, uid, vals, context=context)
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def button_validate(self, cr, uid, ids, context=None):
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quant_obj = self.pool.get('stock.quant')
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for cost in self.browse(cr, uid, ids, context=context):
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if not cost.valuation_adjustment_lines:
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raise osv.except_osv(_('Error!'), _('You cannot validate a landed cost which has no valuation line.'))
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move_id = self._create_account_move(cr, uid, cost, context=context)
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quant_dict = {}
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for line in cost.valuation_adjustment_lines:
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if not line.move_id:
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continue
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per_unit = line.final_cost / line.quantity
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diff = per_unit - line.former_cost_per_unit
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quants = [quant for quant in line.move_id.quant_ids]
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for quant in quants:
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if quant.id not in quant_dict:
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quant_dict[quant.id] = quant.cost + diff
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else:
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quant_dict[quant.id] += diff
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for key, value in quant_dict.items():
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quant_obj.write(cr, uid, quant.id, {'cost': value}, context=context)
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self._create_accounting_entries(cr, uid, line, move_id, context=context)
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self.write(cr, uid, cost.id, {'state': 'done', 'account_move_id': move_id}, context=context)
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return True
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def button_cancel(self, cr, uid, ids, context=None):
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self.write(cr, uid, ids, {'state': 'cancel'}, context=context)
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return True
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def compute_landed_cost(self, cr, uid, ids, context=None):
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line_obj = self.pool.get('stock.valuation.adjustment.lines')
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for cost in self.browse(cr, uid, ids, context=None):
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total_qty = 0.0
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total_cost = 0.0
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total_weight = 0.0
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total_volume = 0.0
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total_line = 0.0
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for line in cost.valuation_adjustment_lines:
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if line.flag == 'original':
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total_qty += line.quantity
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total_cost += line.former_cost
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total_weight += line.weight
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total_volume += line.volume
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total_line += 1
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unlink_ids = line_obj.search(cr, uid, [('cost_id', 'in', ids), ('flag', '=', 'duplicate')], context=context)
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line_obj.unlink(cr, uid, unlink_ids, context=context)
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for cost in self.browse(cr, uid, ids, context=None):
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count = 0.0
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for line in cost.cost_lines:
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count += 1
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for valuation in cost.valuation_adjustment_lines:
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if count == 1:
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line_obj.write(cr, uid, valuation.id, {'cost_line_id': line.id}, context=context)
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continue
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line_obj.copy(cr, uid, valuation.id, default={'cost_line_id': line.id, 'flag': 'duplicate'}, context=context)
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for cost in self.browse(cr, uid, ids, context=None):
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dict = {}
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for line in cost.cost_lines:
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for valuation in cost.valuation_adjustment_lines:
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value = 0.0
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if valuation.cost_line_id and valuation.cost_line_id.id == line.id:
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if line.split_method == 'by_quantity' and total_qty:
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per_unit = (line.price_unit / total_qty)
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value = valuation.quantity * per_unit
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elif line.split_method == 'by_weight' and total_weight:
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per_unit = (line.price_unit / total_weight)
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value = valuation.weight * per_unit
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elif line.split_method == 'by_volume' and total_volume:
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per_unit = (line.price_unit / total_volume)
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value = valuation.volume * per_unit
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elif line.split_method == 'equal':
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value = (line.price_unit / total_line)
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elif line.split_method == 'by_current_cost_price' and total_cost:
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per_unit = (line.price_unit / total_cost)
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value = valuation.former_cost * per_unit
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else:
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value = (line.price_unit / total_line)
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if valuation.id not in dict:
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dict[valuation.id] = value
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else:
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dict[valuation.id] += value
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for key, value in dict.items():
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line_obj.write(cr, uid, key, {'additional_landed_cost': value}, context=context)
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return True
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class stock_landed_cost_lines(osv.osv):
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_name = 'stock.landed.cost.lines'
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_description = 'Stock Landed Cost Lines'
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def onchange_product_id(self, cr, uid, ids, product_id=False, context=None):
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result = {}
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if not product_id:
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return {'value': {'quantity': 0.0, 'price_unit': 0.0}}
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product = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
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result['name'] = product.name
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result['split_method'] = product.split_method
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result['price_unit'] = product.standard_price
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result['account_id'] = product.property_account_expense and product.property_account_expense.id or product.categ_id.property_account_expense_categ.id
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return {'value': result}
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_columns = {
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'name': fields.char('Description', size=256),
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'cost_id': fields.many2one('stock.landed.cost', 'Landed Cost', required=True, ondelete='cascade'),
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'product_id': fields.many2one('product.product', 'Product', required=True),
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'price_unit': fields.float('Unit Price', required=True, digits_compute=dp.get_precision('Product Price')),
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'split_method': fields.selection(product.SPLIT_METHOD, string='Split Method', required=True),
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'account_id': fields.many2one('account.account', 'Account', domain=[('type', '<>', 'view'), ('type', '<>', 'closed')]),
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}
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class stock_valuation_adjustment_lines(osv.osv):
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_name = 'stock.valuation.adjustment.lines'
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_description = 'Stock Valuation Adjustment Lines'
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def _amount_final(self, cr, uid, ids, name, args, context=None):
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result = {}
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for line in self.browse(cr, uid, ids, context=context):
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result[line.id] = {
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'former_cost_per_unit': 0.0,
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'final_cost': 0.0,
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}
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result[line.id]['former_cost_per_unit'] = (line.former_cost / line.quantity if line.quantity else 1.0)
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result[line.id]['final_cost'] = (line.former_cost + line.additional_landed_cost)
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return result
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def _get_name(self, cr, uid, ids, name, arg, context=None):
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res = {}
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for line in self.browse(cr, uid, ids, context=context):
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res[line.id] = line.product_id.code or line.product_id.name or ''
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if line.cost_line_id:
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res[line.id] += ' - ' + line.cost_line_id.name
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return res
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_columns = {
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'name': fields.function(_get_name, type='char', string='Description', store=True),
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'cost_id': fields.many2one('stock.landed.cost', 'Landed Cost', required=True, ondelete='cascade'),
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'cost_line_id': fields.many2one('stock.landed.cost.lines', 'Cost Line', readonly=True),
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'move_id': fields.many2one('stock.move', 'Stock Move', readonly=True),
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'product_id': fields.many2one('product.product', 'Product', required=True),
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'quantity': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'), required=True),
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'weight': fields.float('Weight', digits_compute=dp.get_precision('Product Unit of Measure')),
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'volume': fields.float('Volume', digits_compute=dp.get_precision('Product Unit of Measure')),
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'former_cost': fields.float('Former Cost', digits_compute=dp.get_precision('Product Price')),
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'former_cost_per_unit': fields.function(_amount_final, multi='cost', string='Former Cost(Per Unit)', type='float', digits_compute=dp.get_precision('Account'), store=True),
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'additional_landed_cost': fields.float('Additional Landed Cost', digits_compute=dp.get_precision('Product Price')),
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'final_cost': fields.function(_amount_final, multi='cost', string='Final Cost', type='float', digits_compute=dp.get_precision('Account'), store=True),
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'flag': fields.selection([('original', 'Original'), ('duplicate', 'Duplicate')], 'Flag', readonly=True),
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}
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_defaults = {
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'quantity': 1.0,
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'weight': 1.0,
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'volume': 1.0,
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'flag': 'original',
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}
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
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