addons/account_anglo_saxon/invoice.py

   1 ##############################################################################
   2 #
   3 #    OpenERP, Open Source Management Solution
   4 #    Copyright (C)
   5 #    2004-2010 Tiny SPRL (<http://tiny.be>).
   6 #    2009-2010 Veritos (http://veritos.nl).
   7 #    All Rights Reserved
   8 #
   9 #    This program is free software: you can redistribute it and/or modify
  10 #    it under the terms of the GNU Affero General Public License as
  11 #    published by the Free Software Foundation, either version 3 of the
  12 #    License, or (at your option) any later version.
  13 #
  14 #    This program is distributed in the hope that it will be useful,
  15 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 #    GNU Affero General Public License for more details.
  18 #
  19 #    You should have received a copy of the GNU Affero General Public License
  20 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 #
  22 ##############################################################################
  23
  24 from openerp.osv import osv, fields
  25 from openerp.tools.float_utils import float_round as round
  26
  27 class account_invoice_line(osv.osv):
  28     _inherit = "account.invoice.line"
  29
  30     _columns = {
  31         'move_id': fields.many2one('stock.move', string="Move line", help="If the invoice was generated from a stock.picking, reference to the related move line."),
  32     }
  33
  34     def move_line_get(self, cr, uid, invoice_id, context=None):
  35         res = super(account_invoice_line,self).move_line_get(cr, uid, invoice_id, context=context)
  36         inv = self.pool.get('account.invoice').browse(cr, uid, invoice_id, context=context)
  37         company_currency = inv.company_id.currency_id.id
  38         def get_price(cr, uid, inv, company_currency, i_line, price_unit):
  39             cur_obj = self.pool.get('res.currency')
  40             decimal_precision = self.pool.get('decimal.precision')
  41             if inv.currency_id.id != company_currency:
  42                 price = cur_obj.compute(cr, uid, company_currency, inv.currency_id.id, price_unit * i_line.quantity, context={'date': inv.date_invoice})
  43             else:
  44                 price = price_unit * i_line.quantity
  45             return round(price, decimal_precision.precision_get(cr, uid, 'Account'))
  46
  47         if inv.type in ('out_invoice','out_refund'):
  48             for i_line in inv.invoice_line:
  49                 if i_line.product_id and i_line.product_id.valuation == 'real_time':
  50                     # debit account dacc will be the output account
  51                     # first check the product, if empty check the category
  52                     dacc = i_line.product_id.property_stock_account_output and i_line.product_id.property_stock_account_output.id
  53                     if not dacc:
  54                         dacc = i_line.product_id.categ_id.property_stock_account_output_categ and i_line.product_id.categ_id.property_stock_account_output_categ.id
  55                     # in both cases the credit account cacc will be the expense account
  56                     # first check the product, if empty check the category
  57                     cacc = i_line.product_id.property_account_expense and i_line.product_id.property_account_expense.id
  58                     if not cacc:
  59                         cacc = i_line.product_id.categ_id.property_account_expense_categ and i_line.product_id.categ_id.property_account_expense_categ.id
  60                     if dacc and cacc:
  61                         price_unit = i_line.move_id and i_line.move_id.price_unit or i_line.product_id.standard_price
  62                         res.append({
  63                             'type':'src',
  64                             'name': i_line.name[:64],
  65                             'price_unit':price_unit,
  66                             'quantity':i_line.quantity,
  67                             'price':get_price(cr, uid, inv, company_currency, i_line, price_unit),
  68                             'account_id':dacc,
  69                             'product_id':i_line.product_id.id,
  70                             'uos_id':i_line.uos_id.id,
  71                             'account_analytic_id': False,
  72                             'taxes':i_line.invoice_line_tax_id,
  73                             })
  74
  75                         res.append({
  76                             'type':'src',
  77                             'name': i_line.name[:64],
  78                             'price_unit':price_unit,
  79                             'quantity':i_line.quantity,
  80                             'price': -1 * get_price(cr, uid, inv, company_currency, i_line, price_unit),
  81                             'account_id':cacc,
  82                             'product_id':i_line.product_id.id,
  83                             'uos_id':i_line.uos_id.id,
  84                             'account_analytic_id': False,
  85                             'taxes':i_line.invoice_line_tax_id,
  86                             })
  87         elif inv.type in ('in_invoice','in_refund'):
  88             for i_line in inv.invoice_line:
  89                 if i_line.product_id and i_line.product_id.valuation == 'real_time':
  90                     if i_line.product_id.type != 'service':
  91                         # get the price difference account at the product
  92                         acc = i_line.product_id.property_account_creditor_price_difference and i_line.product_id.property_account_creditor_price_difference.id
  93                         if not acc:
  94                             # if not found on the product get the price difference account at the category
  95                             acc = i_line.product_id.categ_id.property_account_creditor_price_difference_categ and i_line.product_id.categ_id.property_account_creditor_price_difference_categ.id
  96                         a = None
  97
  98                         # oa will be the stock input account
  99                         # first check the product, if empty check the category
 100                         oa = i_line.product_id.property_stock_account_input and i_line.product_id.property_stock_account_input.id
 101                         if not oa:
 102                             oa = i_line.product_id.categ_id.property_stock_account_input_categ and i_line.product_id.categ_id.property_stock_account_input_categ.id
 103                         if oa:
 104                             # get the fiscal position
 105                             fpos = i_line.invoice_id.fiscal_position or False
 106                             a = self.pool.get('account.fiscal.position').map_account(cr, uid, fpos, oa)
 107                         diff_res = []
 108                         decimal_precision = self.pool.get('decimal.precision')
 109                         account_prec = decimal_precision.precision_get(cr, uid, 'Account')
 110                         # calculate and write down the possible price difference between invoice price and product price
 111                         for line in res:
 112                             if line.get('invl_id', 0) == i_line.id and a == line['account_id']:
 113                                 uom = i_line.product_id.uos_id or i_line.product_id.uom_id
 114                                 valuation_price_unit = self.pool.get('product.uom')._compute_price(cr, uid, uom.id, i_line.product_id.standard_price, i_line.uos_id.id)
 115                                 if i_line.product_id.cost_method != 'standard' and i_line.purchase_line_id:
 116                                     #for average/fifo/lifo costing method, fetch real cost price from incomming moves
 117                                     stock_move_obj = self.pool.get('stock.move')
 118                                     valuation_stock_move = stock_move_obj.search(cr, uid, [('purchase_line_id', '=', i_line.purchase_line_id.id)], limit=1, context=context)
 119                                     if valuation_stock_move:
 120                                         valuation_price_unit = stock_move_obj.browse(cr, uid, valuation_stock_move[0], context=context).price_unit
 121                                 if inv.currency_id.id != company_currency:
 122                                     valuation_price_unit = self.pool.get('res.currency').compute(cr, uid, company_currency, inv.currency_id.id, valuation_price_unit, context={'date': inv.date_invoice})
 123                                 if valuation_price_unit != i_line.price_unit and line['price_unit'] == i_line.price_unit and acc:
 124                                     # price with discount and without tax included
 125                                     price_unit = self.pool['account.tax'].compute_all(cr, uid, line['taxes'],
 126                                         i_line.price_unit * (1-(i_line.discount or 0.0)/100.0), line['quantity'])['total']
 127                                     price_line = round(valuation_price_unit * line['quantity'], account_prec)
 128                                     price_diff = round(price_unit - price_line, account_prec)
 129                                     line.update({'price': price_line})
 130                                     diff_res.append({
 131                                         'type': 'src',
 132                                         'name': i_line.name[:64],
 133                                         'price_unit': round(price_diff / line['quantity'], account_prec),
 134                                         'quantity': line['quantity'],
 135                                         'price': price_diff,
 136                                         'account_id': acc,
 137                                         'product_id': line['product_id'],
 138                                         'uos_id': line['uos_id'],
 139                                         'account_analytic_id': line['account_analytic_id'],
 140                                         'taxes': line.get('taxes', []),
 141                                         })
 142                         res += diff_res
 143         return res
 144
 145     def product_id_change(self, cr, uid, ids, product, uom_id, qty=0, name='', type='out_invoice', partner_id=False, fposition_id=False, price_unit=False, currency_id=False, company_id=None, context=None):
 146         fiscal_pool = self.pool.get('account.fiscal.position')
 147         res = super(account_invoice_line, self).product_id_change(cr, uid, ids, product, uom_id, qty, name, type, partner_id, fposition_id, price_unit, currency_id, company_id, context)
 148         if not product:
 149             return res
 150         if type in ('in_invoice','in_refund'):
 151             product_obj = self.pool.get('product.product').browse(cr, uid, product, context=context)
 152             if type == 'in_invoice':
 153                 oa = product_obj.property_stock_account_input and product_obj.property_stock_account_input.id
 154                 if not oa:
 155                     oa = product_obj.categ_id.property_stock_account_input_categ and product_obj.categ_id.property_stock_account_input_categ.id
 156             else:
 157                 oa = product_obj.property_stock_account_output and product_obj.property_stock_account_output.id
 158                 if not oa:
 159                     oa = product_obj.categ_id.property_stock_account_output_categ and product_obj.categ_id.property_stock_account_output_categ.id
 160             if oa:
 161                 fpos = fposition_id and fiscal_pool.browse(cr, uid, fposition_id, context=context) or False
 162                 a = fiscal_pool.map_account(cr, uid, fpos, oa)
 163                 res['value'].update({'account_id':a})
 164         return res
 165
 166 class account_invoice(osv.osv):
 167     _inherit = "account.invoice"
 168
 169     def _prepare_refund(self, cr, uid, invoice, date=None, period_id=None, description=None, journal_id=None, context=None):
 170         invoice_data = super(account_invoice, self)._prepare_refund(cr, uid, invoice, date, period_id,
 171                                                                     description, journal_id, context=context)
 172         if invoice.type == 'in_invoice':
 173             fiscal_position = self.pool.get('account.fiscal.position')
 174             for _, _, line_dict in invoice_data['invoice_line']:
 175                 if line_dict.get('product_id'):
 176                     product = self.pool.get('product.product').browse(cr, uid, line_dict['product_id'], context=context)
 177                     counterpart_acct_id = product.property_stock_account_output and \
 178                             product.property_stock_account_output.id
 179                     if not counterpart_acct_id:
 180                         counterpart_acct_id = product.categ_id.property_stock_account_output_categ and \
 181                                 product.categ_id.property_stock_account_output_categ.id
 182                     if counterpart_acct_id:
 183                         fpos = invoice.fiscal_position or False
 184                         line_dict['account_id'] = fiscal_position.map_account(cr, uid,
 185                                                                               fpos,
 186                                                                               counterpart_acct_id)
 187         return invoice_data
 188
 189 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: