addons/sale_stock/sale_stock.py

   1 # -*- coding: utf-8 -*-
   2 ##############################################################################
   3 #
   4 #    OpenERP, Open Source Management Solution
   5 #    Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
   6 #
   7 #    This program is free software: you can redistribute it and/or modify
   8 #    it under the terms of the GNU Affero General Public License as
   9 #    published by the Free Software Foundation, either version 3 of the
  10 #    License, or (at your option) any later version.
  11 #
  12 #    This program is distributed in the hope that it will be useful,
  13
  14 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 #    GNU Affero General Public License for more details.
  17 #
  18 #    You should have received a copy of the GNU Affero General Public License
  19 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 #
  21 ##############################################################################
  22 from datetime import datetime, timedelta
  23 from openerp.tools import DEFAULT_SERVER_DATE_FORMAT, DEFAULT_SERVER_DATETIME_FORMAT, DATETIME_FORMATS_MAP, float_compare
  24 from openerp.osv import fields, osv
  25 from openerp.tools.safe_eval import safe_eval as eval
  26 from openerp.tools.translate import _
  27 import pytz
  28 from openerp import SUPERUSER_ID
  29
  30 class sale_order(osv.osv):
  31     _inherit = "sale.order"
  32
  33     def copy(self, cr, uid, id, default=None, context=None):
  34         if not default:
  35             default = {}
  36         default.update({
  37             'shipped': False,
  38             'picking_ids': []
  39         })
  40         return super(sale_order, self).copy(cr, uid, id, default, context=context)
  41
  42     def _get_default_warehouse(self, cr, uid, context=None):
  43         company_id = self.pool.get('res.users')._get_company(cr, uid, context=context)
  44         warehouse_ids = self.pool.get('stock.warehouse').search(cr, uid, [('company_id', '=', company_id)], context=context)
  45         if not warehouse_ids:
  46             return False
  47         return warehouse_ids[0]
  48
  49     def _get_shipped(self, cr, uid, ids, name, args, context=None):
  50         res = {}
  51         for sale in self.browse(cr, uid, ids, context=context):
  52             group = sale.procurement_group_id
  53             if group:
  54                 res[sale.id] = all([proc.state in ['cancel', 'done'] for proc in group.procurement_ids])
  55             else:
  56                 res[sale.id] = False
  57         return res
  58
  59     def _get_orders(self, cr, uid, ids, context=None):
  60         res = set()
  61         for move in self.browse(cr, uid, ids, context=context):
  62             if move.procurement_id and move.procurement_id.sale_line_id:
  63                 res.add(move.procurement_id.sale_line_id.order_id.id)
  64         return list(res)
  65
  66     def _get_orders_procurements(self, cr, uid, ids, context=None):
  67         res = set()
  68         for proc in self.pool.get('procurement.order').browse(cr, uid, ids, context=context):
  69             if proc.state =='done' and proc.sale_line_id:
  70                 res.add(proc.sale_line_id.order_id.id)
  71         return list(res)
  72
  73     def _get_picking_ids(self, cr, uid, ids, name, args, context=None):
  74         res = {}
  75         for sale in self.browse(cr, uid, ids, context=context):
  76             if not sale.procurement_group_id:
  77                 res[sale.id] = []
  78                 continue
  79             res[sale.id] = self.pool.get('stock.picking').search(cr, uid, [('group_id', '=', sale.procurement_group_id.id)], context=context)
  80         return res
  81
  82     def _prepare_order_line_procurement(self, cr, uid, order, line, group_id=False, context=None):
  83         vals = super(sale_order, self)._prepare_order_line_procurement(cr, uid, order, line, group_id=group_id, context=context)
  84         location_id = order.partner_shipping_id.property_stock_customer.id
  85         vals['location_id'] = location_id
  86         routes = line.route_id and [(4, line.route_id.id)] or []
  87         vals['route_ids'] = routes
  88         vals['warehouse_id'] = order.warehouse_id and order.warehouse_id.id or False
  89         vals['partner_dest_id'] = order.partner_shipping_id.id
  90         return vals
  91
  92     _columns = {
  93         'incoterm': fields.many2one('stock.incoterms', 'Incoterm', help="International Commercial Terms are a series of predefined commercial terms used in international transactions."),
  94         'picking_policy': fields.selection([('direct', 'Deliver each product when available'), ('one', 'Deliver all products at once')],
  95             'Shipping Policy', required=True, readonly=True, states={'draft': [('readonly', False)], 'sent': [('readonly', False)]},
  96             help="""Pick 'Deliver each product when available' if you allow partial delivery."""),
  97         'order_policy': fields.selection([
  98                 ('manual', 'On Demand'),
  99                 ('picking', 'On Delivery Order'),
 100                 ('prepaid', 'Before Delivery'),
 101             ], 'Create Invoice', required=True, readonly=True, states={'draft': [('readonly', False)], 'sent': [('readonly', False)]},
 102             help="""On demand: A draft invoice can be created from the sales order when needed. \nOn delivery order: A draft invoice can be created from the delivery order when the products have been delivered. \nBefore delivery: A draft invoice is created from the sales order and must be paid before the products can be delivered."""),
 103         'shipped': fields.function(_get_shipped, string='Delivered', type='boolean', store={
 104                 'procurement.order': (_get_orders_procurements, ['state'], 10)
 105             }),
 106         'warehouse_id': fields.many2one('stock.warehouse', 'Warehouse', required=True),
 107         'picking_ids': fields.function(_get_picking_ids, method=True, type='one2many', relation='stock.picking', string='Picking associated to this sale'),
 108     }
 109     _defaults = {
 110         'warehouse_id': _get_default_warehouse,
 111         'picking_policy': 'direct',
 112         'order_policy': 'manual',
 113     }
 114     def onchange_warehouse_id(self, cr, uid, ids, warehouse_id, context=None):
 115         val = {}
 116         if warehouse_id:
 117             warehouse = self.pool.get('stock.warehouse').browse(cr, uid, warehouse_id, context=context)
 118             if warehouse.company_id:
 119                 val['company_id'] = warehouse.company_id.id
 120         return {'value': val}
 121
 122     def action_view_delivery(self, cr, uid, ids, context=None):
 123         '''
 124         This function returns an action that display existing delivery orders
 125         of given sales order ids. It can either be a in a list or in a form
 126         view, if there is only one delivery order to show.
 127         '''
 128
 129         mod_obj = self.pool.get('ir.model.data')
 130         act_obj = self.pool.get('ir.actions.act_window')
 131
 132         result = mod_obj.get_object_reference(cr, uid, 'stock', 'action_picking_tree_all')
 133         id = result and result[1] or False
 134         result = act_obj.read(cr, uid, [id], context=context)[0]
 135
 136         #compute the number of delivery orders to display
 137         pick_ids = []
 138         for so in self.browse(cr, uid, ids, context=context):
 139             pick_ids += [picking.id for picking in so.picking_ids]
 140
 141         #choose the view_mode accordingly
 142         if len(pick_ids) > 1:
 143             result['domain'] = "[('id','in',[" + ','.join(map(str, pick_ids)) + "])]"
 144         else:
 145             res = mod_obj.get_object_reference(cr, uid, 'stock', 'view_picking_form')
 146             result['views'] = [(res and res[1] or False, 'form')]
 147             result['res_id'] = pick_ids and pick_ids[0] or False
 148         return result
 149
 150     def action_invoice_create(self, cr, uid, ids, grouped=False, states=['confirmed', 'done', 'exception'], date_invoice = False, context=None):
 151         move_obj = self.pool.get("stock.move")
 152         res = super(sale_order,self).action_invoice_create(cr, uid, ids, grouped=grouped, states=states, date_invoice = date_invoice, context=context)
 153         for order in self.browse(cr, uid, ids, context=context):
 154             if order.order_policy == 'picking':
 155                 for picking in order.picking_ids:
 156                     move_obj.write(cr, uid, [x.id for x in picking.move_lines], {'invoice_state': 'invoiced'}, context=context)
 157         return res
 158
 159     def action_cancel(self, cr, uid, ids, context=None):
 160         if context is None:
 161             context = {}
 162         sale_order_line_obj = self.pool.get('sale.order.line')
 163         proc_obj = self.pool.get('procurement.order')
 164         stock_obj = self.pool.get('stock.picking')
 165         for sale in self.browse(cr, uid, ids, context=context):
 166             for pick in sale.picking_ids:
 167                 if pick.state not in ('draft', 'cancel'):
 168                     raise osv.except_osv(
 169                         _('Cannot cancel sales order!'),
 170                         _('You must first cancel all delivery order(s) attached to this sales order.'))
 171             stock_obj.signal_button_cancel(cr, uid, [p.id for p in sale.picking_ids])
 172         return super(sale_order, self).action_cancel(cr, uid, ids, context=context)
 173
 174     def action_wait(self, cr, uid, ids, context=None):
 175         res = super(sale_order, self).action_wait(cr, uid, ids, context=context)
 176         for o in self.browse(cr, uid, ids):
 177             noprod = self.test_no_product(cr, uid, o, context)
 178             if noprod and o.order_policy=='picking':
 179                 self.write(cr, uid, [o.id], {'order_policy': 'manual'}, context=context)
 180         return res
 181
 182     def _get_date_planned(self, cr, uid, order, line, start_date, context=None):
 183         date_planned = super(sale_order, self)._get_date_planned(cr, uid, order, line, start_date, context=context)
 184         date_planned = (date_planned - timedelta(days=order.company_id.security_lead)).strftime(DEFAULT_SERVER_DATETIME_FORMAT)
 185         return date_planned
 186
 187     def _prepare_procurement_group(self, cr, uid, order, context=None):
 188         res = super(sale_order, self)._prepare_procurement_group(cr, uid, order, context=None)
 189         res.update({'move_type': order.picking_policy})
 190         return res
 191
 192     def action_ship_end(self, cr, uid, ids, context=None):
 193         super(sale_order, self).action_ship_end(cr, uid, ids, context=context)
 194         for order in self.browse(cr, uid, ids, context=context):
 195             val = {'shipped': True}
 196             if order.state == 'shipping_except':
 197                 val['state'] = 'progress'
 198                 if (order.order_policy == 'manual'):
 199                     for line in order.order_line:
 200                         if (not line.invoiced) and (line.state not in ('cancel', 'draft')):
 201                             val['state'] = 'manual'
 202                             break
 203             res = self.write(cr, uid, [order.id], val)
 204         return True
 205
 206
 207
 208
 209     def has_stockable_products(self, cr, uid, ids, *args):
 210         for order in self.browse(cr, uid, ids):
 211             for order_line in order.order_line:
 212                 if order_line.product_id and order_line.product_id.type in ('product', 'consu'):
 213                     return True
 214         return False
 215
 216
 217 class sale_order_line(osv.osv):
 218     _inherit = 'sale.order.line'
 219
 220     def need_procurement(self, cr, uid, ids, context=None):
 221         #when sale is installed alone, there is no need to create procurements, but with sale_stock
 222         #we must create a procurement for each product that is not a service.
 223         for line in self.browse(cr, uid, ids, context=context):
 224             if line.product_id and line.product_id.type != 'service':
 225                 return True
 226         return super(sale_order_line, self).need_procurement(cr, uid, ids, context=context)
 227
 228     def _number_packages(self, cr, uid, ids, field_name, arg, context=None):
 229         res = {}
 230         for line in self.browse(cr, uid, ids, context=context):
 231             try:
 232                 res[line.id] = int((line.product_uom_qty+line.product_packaging.qty-0.0001) / line.product_packaging.qty)
 233             except:
 234                 res[line.id] = 1
 235         return res
 236
 237     _columns = {
 238         'product_packaging': fields.many2one('product.packaging', 'Packaging'),
 239         'number_packages': fields.function(_number_packages, type='integer', string='Number Packages'),
 240         'route_id': fields.many2one('stock.location.route', 'Route', domain=[('sale_selectable', '=', True)]),
 241     }
 242
 243     _defaults = {
 244         'product_packaging': False,
 245     }
 246
 247     def button_cancel(self, cr, uid, ids, context=None):
 248         res = super(sale_order_line, self).button_cancel(cr, uid, ids, context=context)
 249         for line in self.browse(cr, uid, ids, context=context):
 250             for move_line in line.move_ids:
 251                 if move_line.state != 'cancel':
 252                     raise osv.except_osv(
 253                             _('Cannot cancel sales order line!'),
 254                             _('You must first cancel stock moves attached to this sales order line.'))
 255         return res
 256
 257     def copy_data(self, cr, uid, id, default=None, context=None):
 258         if not default:
 259             default = {}
 260         default.update({'move_ids': []})
 261         return super(sale_order_line, self).copy_data(cr, uid, id, default, context=context)
 262
 263     def product_packaging_change(self, cr, uid, ids, pricelist, product, qty=0, uom=False,
 264                                    partner_id=False, packaging=False, flag=False, context=None):
 265         if not product:
 266             return {'value': {'product_packaging': False}}
 267         product_obj = self.pool.get('product.product')
 268         product_uom_obj = self.pool.get('product.uom')
 269         pack_obj = self.pool.get('product.packaging')
 270         warning = {}
 271         result = {}
 272         warning_msgs = ''
 273         if flag:
 274             res = self.product_id_change(cr, uid, ids, pricelist=pricelist,
 275                     product=product, qty=qty, uom=uom, partner_id=partner_id,
 276                     packaging=packaging, flag=False, context=context)
 277             warning_msgs = res.get('warning') and res['warning'].get('message', '') or ''
 278
 279         products = product_obj.browse(cr, uid, product, context=context)
 280         if not products.packaging_ids:
 281             packaging = result['product_packaging'] = False
 282
 283         if packaging:
 284             default_uom = products.uom_id and products.uom_id.id
 285             pack = pack_obj.browse(cr, uid, packaging, context=context)
 286             q = product_uom_obj._compute_qty(cr, uid, uom, pack.qty, default_uom)
 287 #            qty = qty - qty % q + q
 288             if qty and (q and not (qty % q) == 0):
 289                 ean = pack.ean or _('(n/a)')
 290                 qty_pack = pack.qty
 291                 type_ul = pack.ul
 292                 if not warning_msgs:
 293                     warn_msg = _("You selected a quantity of %d Units.\n"
 294                                 "But it's not compatible with the selected packaging.\n"
 295                                 "Here is a proposition of quantities according to the packaging:\n"
 296                                 "EAN: %s Quantity: %s Type of ul: %s") % \
 297                                     (qty, ean, qty_pack, type_ul.name)
 298                     warning_msgs += _("Picking Information ! : ") + warn_msg + "\n\n"
 299                 warning = {
 300                        'title': _('Configuration Error!'),
 301                        'message': warning_msgs
 302                 }
 303             result['product_uom_qty'] = qty
 304
 305         return {'value': result, 'warning': warning}
 306
 307
 308     def product_id_change_with_wh(self, cr, uid, ids, pricelist, product, qty=0,
 309             uom=False, qty_uos=0, uos=False, name='', partner_id=False,
 310             lang=False, update_tax=True, date_order=False, packaging=False, fiscal_position=False, flag=False, warehouse_id=False, context=None):
 311         context = context or {}
 312         product_uom_obj = self.pool.get('product.uom')
 313         product_obj = self.pool.get('product.product')
 314         warning = {}
 315         res = super(sale_order_line, self).product_id_change(cr, uid, ids, pricelist, product, qty=qty,
 316             uom=uom, qty_uos=qty_uos, uos=uos, name=name, partner_id=partner_id,
 317             lang=lang, update_tax=update_tax, date_order=date_order, packaging=packaging, fiscal_position=fiscal_position, flag=flag, context=context)
 318
 319         if not product:
 320             res['value'].update({'product_packaging': False})
 321             return res
 322
 323         #update of result obtained in super function
 324         product_obj = product_obj.browse(cr, uid, product, context=context)
 325         res['value']['delay'] = (product_obj.sale_delay or 0.0)
 326
 327         # Calling product_packaging_change function after updating UoM
 328         res_packing = self.product_packaging_change(cr, uid, ids, pricelist, product, qty, uom, partner_id, packaging, context=context)
 329         res['value'].update(res_packing.get('value', {}))
 330         warning_msgs = res_packing.get('warning') and res_packing['warning']['message'] or ''
 331
 332         #determine if the product is MTO or not (for a further check)
 333         isMto = False
 334         if warehouse_id:
 335             warehouse = self.pool.get('stock.warehouse').browse(cr, uid, warehouse_id, context=context)
 336             for product_route in product_obj.route_ids:
 337                 if warehouse.mto_pull_id and warehouse.mto_pull_id.route_id and warehouse.mto_pull_id.route_id.id == product_route.id:
 338                     isMto = True
 339                     break
 340         else:
 341             try:
 342                 mto_route_id = self.pool.get('ir.model.data').get_object(cr, uid, 'stock', 'route_warehouse0_mto').id
 343             except:
 344                 # if route MTO not found in ir_model_data, we treat the product as in MTS
 345                 mto_route_id = False
 346             if mto_route_id:
 347                 for product_route in product_obj.route_ids:
 348                     if product_route.id == mto_route_id:
 349                         isMto = True
 350                         break
 351
 352         #check if product is available, and if not: raise a warning, but do this only for products that aren't processed in MTO
 353         if not isMto:
 354             uom2 = False
 355             if uom:
 356                 uom2 = product_uom_obj.browse(cr, uid, uom, context=context)
 357                 if product_obj.uom_id.category_id.id != uom2.category_id.id:
 358                     uom = False
 359             if not uom2:
 360                 uom2 = product_obj.uom_id
 361             compare_qty = float_compare(product_obj.virtual_available, qty, precision_rounding=uom2.rounding)
 362             if (product_obj.type=='product') and int(compare_qty) == -1:
 363                 warn_msg = _('You plan to sell %.2f %s but you only have %.2f %s available !\nThe real stock is %.2f %s. (without reservations)') % \
 364                     (qty, uom2.name,
 365                      max(0,product_obj.virtual_available), uom2.name,
 366                      max(0,product_obj.qty_available), uom2.name)
 367                 warning_msgs += _("Not enough stock ! : ") + warn_msg + "\n\n"
 368
 369         #update of warning messages
 370         if warning_msgs:
 371             warning = {
 372                        'title': _('Configuration Error!'),
 373                        'message' : warning_msgs
 374                     }
 375         res.update({'warning': warning})
 376         return res
 377
 378 class stock_move(osv.osv):
 379     _inherit = 'stock.move'
 380
 381     def action_cancel(self, cr, uid, ids, context=None):
 382         sale_ids = []
 383         for move in self.browse(cr, uid, ids, context=context):
 384             if move.procurement_id and move.procurement_id.sale_line_id:
 385                 sale_ids.append(move.procurement_id.sale_line_id.order_id.id)
 386         if sale_ids:
 387             self.pool.get('sale.order').signal_ship_except(cr, uid, sale_ids)
 388         return super(stock_move, self).action_cancel(cr, uid, ids, context=context)
 389
 390     def _create_invoice_line_from_vals(self, cr, uid, move, invoice_line_vals, context=None):
 391         invoice_line_id = super(stock_move, self)._create_invoice_line_from_vals(cr, uid, move, invoice_line_vals, context=context)
 392         if move.procurement_id and move.procurement_id.sale_line_id:
 393             sale_line = move.procurement_id.sale_line_id
 394             self.pool.get('sale.order.line').write(cr, uid, [sale_line.id], {
 395                 'invoice_lines': [(4, invoice_line_id)]
 396             }, context=context)
 397             self.pool.get('sale.order').write(cr, uid, [sale_line.order_id.id], {
 398                 'invoice_ids': [(4, invoice_line_vals['invoice_id'])],
 399             })
 400         return invoice_line_id
 401
 402     def _get_master_data(self, cr, uid, move, company, context=None):
 403         if move.procurement_id and move.procurement_id.sale_line_id:
 404             sale_order = move.procurement_id.sale_line_id.order_id
 405             return sale_order.partner_invoice_id, sale_order.user_id.id, sale_order.pricelist_id.currency_id.id
 406         return super(stock_move, self)._get_master_data(cr, uid, move, company, context=context)
 407
 408     def _get_invoice_line_vals(self, cr, uid, move, partner, inv_type, context=None):
 409         res = super(stock_move, self)._get_invoice_line_vals(cr, uid, move, partner, inv_type, context=context)
 410         if move.procurement_id and move.procurement_id.sale_line_id:
 411             sale_line = move.procurement_id.sale_line_id
 412             res['invoice_line_tax_id'] = [(6, 0, [x.id for x in sale_line.tax_id])]
 413             res['account_analytic_id'] = sale_line.order_id.project_id and sale_line.order_id.project_id.id or False
 414             res['price_unit'] = sale_line.price_unit
 415             res['discount'] = sale_line.discount
 416         return res
 417
 418
 419 class stock_location_route(osv.osv):
 420     _inherit = "stock.location.route"
 421     _columns = {
 422         'sale_selectable': fields.boolean("Selectable on Sales Order Line")
 423         }
 424
 425
 426 class stock_picking(osv.osv):
 427     _inherit = "stock.picking"
 428
 429     def _get_sale_id(self, cr, uid, ids, name, args, context=None):
 430         sale_obj = self.pool.get("sale.order")
 431         res = {}
 432         for picking in self.browse(cr, uid, ids, context=context):
 433             res[picking.id] = False
 434             if picking.group_id:
 435                 sale_ids = sale_obj.search(cr, uid, [('procurement_group_id', '=', picking.group_id.id)], context=context)
 436                 if sale_ids:
 437                     res[picking.id] = sale_ids[0]
 438         return res
 439
 440     _columns = {
 441         'sale_id': fields.function(_get_sale_id, type="many2one", relation="sale.order", string="Sale Order"),
 442     }
 443
 444     def _create_invoice_from_picking(self, cr, uid, picking, vals, context=None):
 445         sale_obj = self.pool.get('sale.order')
 446         sale_line_obj = self.pool.get('sale.order.line')
 447         invoice_line_obj = self.pool.get('account.invoice.line')
 448         invoice_id = super(stock_picking, self)._create_invoice_from_picking(cr, uid, picking, vals, context=context)
 449         if picking.group_id:
 450             sale_ids = sale_obj.search(cr, uid, [('procurement_group_id', '=', picking.group_id.id)], context=context)
 451             if sale_ids:
 452                 sale_line_ids = sale_line_obj.search(cr, uid, [('order_id', 'in', sale_ids), ('product_id.type', '=', 'service'), ('invoiced', '=', False)], context=context)
 453                 if sale_line_ids:
 454                     created_lines = sale_line_obj.invoice_line_create(cr, uid, sale_line_ids, context=context)
 455                     invoice_line_obj.write(cr, uid, created_lines, {'invoice_id': invoice_id}, context=context)
 456         return invoice_id